src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static gint summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_unselected          (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *row,
 280                                          gint                    column,
 281                                          SummaryView            *summaryview);
 282 static void summary_col_resized         (GtkCList               *clist,
 283                                          gint                    column,
 284                                          gint                    width,
 285                                          SummaryView            *summaryview);
 286 static void summary_reply_cb            (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292
 293 static void summary_add_address_cb      (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_create_filter_cb    (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299 static void summary_create_processing_cb(SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_mark_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_status_clicked      (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_mime_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_num_clicked         (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget *button,
 312                                          SummaryView *summaryview);
 313 static void summary_size_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_date_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_from_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_to_clicked          (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_subject_clicked     (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_score_clicked       (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_locked_clicked      (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327
 328 static void summary_start_drag          (GtkWidget        *widget,
 329                                          int button,
 330                                          GdkEvent *event,
 331                                          SummaryView      *summaryview);
 332 static void summary_drag_data_get       (GtkWidget        *widget,
 333                                          GdkDragContext   *drag_context,
 334                                          GtkSelectionData *selection_data,
 335                                          guint             info,
 336                                          guint             time,
 337                                          SummaryView      *summaryview);
 338
 339 /* custom compare functions for sorting */
 340
 341 static gint summary_cmp_by_mark         (GtkCList               *clist,
 342                                          gconstpointer           ptr1,
 343                                          gconstpointer           ptr2);
 344 static gint summary_cmp_by_status       (GtkCList               *clist,
 345                                          gconstpointer           ptr1,
 346                                          gconstpointer           ptr2);
 347 static gint summary_cmp_by_mime         (GtkCList               *clist,
 348                                          gconstpointer           ptr1,
 349                                          gconstpointer           ptr2);
 350 static gint summary_cmp_by_num          (GtkCList               *clist,
 351                                          gconstpointer           ptr1,
 352                                          gconstpointer           ptr2);
 353 static gint summary_cmp_by_size         (GtkCList               *clist,
 354                                          gconstpointer           ptr1,
 355                                          gconstpointer           ptr2);
 356 static gint summary_cmp_by_date         (GtkCList               *clist,
 357                                          gconstpointer           ptr1,
 358                                          gconstpointer           ptr2);
 359 static gint summary_cmp_by_from         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_simplified_subject
 363                                         (GtkCList               *clist,
 364                                          gconstpointer           ptr1,
 365                                          gconstpointer           ptr2);
 366 static gint summary_cmp_by_score        (GtkCList               *clist,
 367                                          gconstpointer           ptr1,
 368                                          gconstpointer           ptr2);
 369 static gint summary_cmp_by_label        (GtkCList               *clist,
 370                                          gconstpointer           ptr1,
 371                                          gconstpointer           ptr2);
 372 static gint summary_cmp_by_to           (GtkCList               *clist,
 373                                          gconstpointer           ptr1,
 374                                          gconstpointer           ptr2);
 375 static gint summary_cmp_by_subject      (GtkCList               *clist,
 376                                          gconstpointer           ptr1,
 377                                          gconstpointer           ptr2);
 378 static gint summary_cmp_by_locked       (GtkCList               *clist,
 379                                          gconstpointer           ptr1,
 380                                          gconstpointer           ptr2);
 381
 382 static void news_flag_crosspost         (MsgInfo *msginfo);
 383
 384 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 385                                          gpointer        data);
 386 static void tog_searchbar_cb            (GtkWidget      *w,
 387                                          gpointer        data);
 388
 389 static void summary_find_answers        (SummaryView    *summaryview,
 390                                          MsgInfo        *msg);
 391
 392 static gboolean summary_update_msg      (gpointer source, gpointer data);
 393
 394 GtkTargetEntry summary_drag_types[1] =
 395 {
 396         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 397 };
 398
 399 static GtkItemFactoryEntry summary_popup_entries[] =
 400 {
 401         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 402         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 403         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 404         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 405         {N_("/Repl_y to/mailing _list"),
 406                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 407         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 408         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 409         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 410         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 411         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 412         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 413         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 414         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 415         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 416         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 417         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 418         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 419         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 420         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 421         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 422         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 423         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 424         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 425         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 426         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 427         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 428         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 429
 430         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 431         {N_("/Add sender to address boo_k"),
 432                                         NULL, summary_add_address_cb, 0, NULL},
 433         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create f_ilter rule/_Automatically"),
 435                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create f_ilter rule/by _From"),
 437                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create f_ilter rule/by _To"),
 439                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create f_ilter rule/by _Subject"),
 441                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 443         {N_("/Create processing rule/_Automatically"),
 444                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 445         {N_("/Create processing rule/by _From"),
 446                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 447         {N_("/Create processing rule/by _To"),
 448                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 449         {N_("/Create processing rule/by _Subject"),
 450                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 451         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 452         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 453         {N_("/_View/Open in new _window"),
 454                                         "<control><alt>N", summary_open_msg,    0, NULL},
 455         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 456         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 457         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 458         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 459         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 460 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 461
 462 static const gchar *const col_label[N_SUMMARY_COLS] = {
 463         "",             /* S_COL_MARK    */
 464         N_("S"),        /* S_COL_STATUS  */
 465         "",             /* S_COL_MIME    */
 466         N_("Subject"),  /* S_COL_SUBJECT */
 467         N_("From"),     /* S_COL_FROM    */
 468         N_("To"),       /* S_COL_TO      */
 469         N_("Date"),     /* S_COL_DATE    */
 470         N_("Size"),     /* S_COL_SIZE    */
 471         N_("#"),        /* S_COL_NUMBER  */
 472         N_("Score"),    /* S_COL_SCORE   */
 473         "",             /* S_COL_LOCKED  */
 474 };
 475
 476 #define START_LONG_OPERATION(summaryview) {                     \
 477         summary_lock(summaryview);                              \
 478         main_window_cursor_wait(summaryview->mainwin);          \
 479         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 480         folder_item_update_freeze();                            \
 481         inc_lock();                                             \
 482 }
 483 #define END_LONG_OPERATION(summaryview) {                       \
 484         inc_unlock();                                           \
 485         folder_item_update_thaw();                              \
 486         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 487         main_window_cursor_normal(summaryview->mainwin);        \
 488         summary_unlock(summaryview);                            \
 489 }
 490
 491 SummaryView *summary_create(void)
 492 {
 493         SummaryView *summaryview;
 494         GtkWidget *vbox;
 495         GtkWidget *scrolledwin;
 496         GtkWidget *ctree;
 497         GtkWidget *hbox;
 498         GtkWidget *hbox_l;
 499         GtkWidget *statlabel_folder;
 500         GtkWidget *statlabel_select;
 501         GtkWidget *statlabel_msgs;
 502         GtkWidget *hbox_spc;
 503         GtkWidget *toggle_eventbox;
 504         GtkWidget *toggle_arrow;
 505         GtkWidget *popupmenu;
 506         GtkWidget *toggle_search;
 507         GtkTooltips *search_tip;
 508         GtkItemFactory *popupfactory;
 509         gint n_entries;
 510         QuickSearch *quicksearch;
 511
 512         debug_print("Creating summary view...\n");
 513         summaryview = g_new0(SummaryView, 1);
 514
 515 #define SUMMARY_VBOX_SPACING 3
 516         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 517
 518         /* create status label */
 519         hbox = gtk_hbox_new(FALSE, 0);
 520         gtk_widget_show(hbox);
 521
 522         search_tip = gtk_tooltips_new();
 523         toggle_search = gtk_toggle_button_new();
 524         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 525                                      prefs_common.show_searchbar);
 526         gtk_widget_show(toggle_search);
 527
 528         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 529                              toggle_search,
 530                              _("Toggle quick search bar"), NULL);
 531
 532         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 533
 534         hbox_l = gtk_hbox_new(FALSE, 0);
 535         gtk_widget_show(hbox_l);
 536         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 537
 538         statlabel_folder = gtk_label_new("");
 539         gtk_widget_show(statlabel_folder);
 540         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 541         statlabel_select = gtk_label_new("");
 542         gtk_widget_show(statlabel_select);
 543         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 544
 545         /* toggle view button */
 546         toggle_eventbox = gtk_event_box_new();
 547         gtk_widget_show(toggle_eventbox);
 548         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 549         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 550         gtk_widget_show(toggle_arrow);
 551         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 552         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 553                          G_CALLBACK(summary_toggle_pressed),
 554                          summaryview);
 555
 556
 557         statlabel_msgs = gtk_label_new("");
 558         gtk_widget_show(statlabel_msgs);
 559         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 560
 561         hbox_spc = gtk_hbox_new(FALSE, 0);
 562         gtk_widget_show(hbox_spc);
 563         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 564
 565         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 566         gtk_widget_show(scrolledwin);
 567         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 568                                        GTK_POLICY_AUTOMATIC,
 569                                        GTK_POLICY_AUTOMATIC);
 570         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 571         gtk_widget_set_size_request(vbox,
 572                              prefs_common.summaryview_width,
 573                              prefs_common.summaryview_height);
 574
 575         ctree = summary_ctree_create(summaryview);
 576         gtk_widget_show(ctree);
 577
 578         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 579                                             GTK_CLIST(ctree)->hadjustment);
 580         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 581                                             GTK_CLIST(ctree)->vadjustment);
 582         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 583
 584         /* status label */
 585         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 586
 587         /* quick search */
 588         quicksearch = quicksearch_new();
 589         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 590
 591         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 592
 593         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 594                           G_CALLBACK(tog_searchbar_cb), summaryview);
 595
 596         /* create popup menu */
 597         n_entries = sizeof(summary_popup_entries) /
 598                 sizeof(summary_popup_entries[0]);
 599         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 600                                       "<SummaryView>", &popupfactory,
 601                                       summaryview);
 602
 603         summaryview->vbox = vbox;
 604         summaryview->scrolledwin = scrolledwin;
 605         summaryview->ctree = ctree;
 606         summaryview->hbox = hbox;
 607         summaryview->hbox_l = hbox_l;
 608         summaryview->statlabel_folder = statlabel_folder;
 609         summaryview->statlabel_select = statlabel_select;
 610         summaryview->statlabel_msgs = statlabel_msgs;
 611         summaryview->toggle_eventbox = toggle_eventbox;
 612         summaryview->toggle_arrow = toggle_arrow;
 613         summaryview->toggle_search = toggle_search;
 614         summaryview->popupmenu = popupmenu;
 615         summaryview->popupfactory = popupfactory;
 616         summaryview->lock_count = 0;
 617         summaryview->msginfo_update_callback_id =
 618                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 619
 620         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 621
 622         summaryview->quicksearch = quicksearch;
 623
 624         /* CLAWS: need this to get the SummaryView * from
 625          * the CList */
 626         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 627
 628         gtk_widget_show_all(vbox);
 629
 630         gtk_widget_show(vbox);
 631
 632         if (prefs_common.show_searchbar)
 633                 quicksearch_show(quicksearch);
 634         else
 635                 quicksearch_hide(quicksearch);
 636
 637         return summaryview;
 638 }
 639
 640 static void summary_set_fonts(SummaryView *summaryview)
 641 {
 642         PangoFontDescription *font_desc;
 643         gint size;
 644
 645         font_desc = pango_font_description_from_string(NORMAL_FONT);
 646         gtk_widget_modify_font(summaryview->ctree, font_desc);
 647         pango_font_description_free(font_desc);
 648
 649         if (!bold_style) {
 650                 bold_style = gtk_style_copy
 651                         (gtk_widget_get_style(summaryview->ctree));
 652                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 653                 if (font_desc) {
 654                         pango_font_description_free(bold_style->font_desc);
 655                         bold_style->font_desc = font_desc;
 656                 }
 657
 658                 pango_font_description_set_weight
 659                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 660                 bold_marked_style = gtk_style_copy(bold_style);
 661                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 662                         summaryview->color_marked;
 663                 bold_deleted_style = gtk_style_copy(bold_style);
 664                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 665                         summaryview->color_dim;
 666         }
 667
 668         font_desc = pango_font_description_new();
 669         size = pango_font_description_get_size
 670                 (summaryview->ctree->style->font_desc);
 671         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 672         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 673         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 674         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 675         pango_font_description_free(font_desc);
 676 }
 677
 678 void summary_init(SummaryView *summaryview)
 679 {
 680         GtkWidget *pixmap;
 681
 682         gtk_widget_realize(summaryview->ctree);
 683         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 684                          &markxpm, &markxpmmask);
 685         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 686                          &deletedxpm, &deletedxpmmask);
 687         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 688                          &newxpm, &newxpmmask);
 689         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 690                          &unreadxpm, &unreadxpmmask);
 691         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 692                          &repliedxpm, &repliedxpmmask);
 693         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 694                          &forwardedxpm, &forwardedxpmmask);
 695         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 696                          &clipxpm, &clipxpmmask);
 697         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 698                          &lockedxpm, &lockedxpmmask);
 699         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 700                          &ignorethreadxpm, &ignorethreadxpmmask);
 701         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 702                          &clipkeyxpm, &clipkeyxpmmask);
 703         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 704                          &keyxpm, &keyxpmmask);
 705         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 706                          &gpgsignedxpm, &gpgsignedxpmmask);
 707         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 708                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 709
 710         summary_set_fonts(summaryview);
 711
 712         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 713         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 714         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 715         gtk_widget_show(pixmap);
 716         summaryview->folder_pixmap = pixmap;
 717
 718         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 719         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 720         gtk_widget_show(pixmap);
 721         summaryview->quick_search_pixmap = pixmap;
 722
 723         /* Init summaryview prefs */
 724         summaryview->sort_key = SORT_BY_NONE;
 725         summaryview->sort_type = SORT_ASCENDING;
 726
 727         /* Init summaryview extra data */
 728         summaryview->simplify_subject_preg = NULL;
 729
 730         summary_clear_list(summaryview);
 731         summary_set_column_titles(summaryview);
 732         summary_colorlabel_menu_create(summaryview);
 733         summary_set_menu_sensitive(summaryview);
 734
 735 }
 736
 737 #if 0
 738 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 739                                                  GtkCTreeNode *current_node)
 740 {
 741         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 742         GtkCTreeNode *node;
 743         MsgInfo *msginfo;
 744         gint best_score = MIN_SCORE;
 745         GtkCTreeNode *best_node = NULL;
 746
 747         if (current_node)
 748                 /*node = current_node;*/
 749                 node = GTK_CTREE_NODE_NEXT(current_node);
 750         else
 751                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 752
 753         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 754                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 755                 if (msginfo->score >= summaryview->important_score)
 756                         break;
 757                 if (msginfo->score > best_score) {
 758                         best_score = msginfo->score;
 759                         best_node = node;
 760                 }
 761         }
 762
 763         if (node != NULL)
 764                 return node;
 765         else
 766                 return best_node;
 767 }
 768
 769 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 770                                                  GtkCTreeNode *current_node)
 771 {
 772         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 773         GtkCTreeNode *node;
 774         MsgInfo *msginfo;
 775         gint best_score = MIN_SCORE;
 776         GtkCTreeNode *best_node = NULL;
 777
 778         if (current_node)
 779                 /*node = current_node;*/
 780                 node = GTK_CTREE_NODE_PREV(current_node);
 781         else
 782                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 783
 784         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 785                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 786                 if (msginfo->score >= summaryview->important_score)
 787                         break;
 788                 if (msginfo->score > best_score) {
 789                         best_score = msginfo->score;
 790                         best_node = node;
 791                 }
 792         }
 793
 794         if (node != NULL)
 795                 return node;
 796         else
 797                 return best_node;
 798 }
 799 #endif
 800
 801 #define CURRENTLY_DISPLAYED(m) \
 802 ( (m->msgnum == displayed_msgnum) \
 803   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 804
 805 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 806 {
 807         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 808         GtkCTreeNode *node;
 809         GSList *mlist = NULL;
 810         gchar *buf;
 811         gboolean is_refresh;
 812         guint selected_msgnum = 0;
 813         guint displayed_msgnum = 0;
 814         GSList *cur;
 815         GSList *not_killed;
 816         gboolean hidden_removed = FALSE;
 817
 818         if (summary_is_locked(summaryview)) return FALSE;
 819
 820         if (!summaryview->mainwin)
 821                 return FALSE;
 822
 823         inc_lock();
 824         summary_lock(summaryview);
 825
 826         if (!prefs_common.summary_quicksearch_sticky
 827          && !prefs_common.summary_quicksearch_recurse
 828          && !quicksearch_is_running(summaryview->quicksearch)) {
 829                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 830         }
 831
 832         /* STATUSBAR_POP(summaryview->mainwin); */
 833
 834         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 835
 836         if (is_refresh) {
 837                 selected_msgnum = summary_get_msgnum(summaryview,
 838                                                      summaryview->selected);
 839                 displayed_msgnum = summary_get_msgnum(summaryview,
 840                                                       summaryview->displayed);
 841         }
 842
 843         /* process the marks if any */
 844         if (summaryview->mainwin->lock_count == 0 &&
 845             (summaryview->moved > 0 || summaryview->copied > 0)) {
 846                 AlertValue val;
 847                 gboolean changed = FALSE;
 848
 849                 val = alertpanel(_("Process mark"),
 850                                  _("Some marks are left. Process it?"),
 851                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 852                 if (G_ALERTDEFAULT == val) {
 853                         summary_unlock(summaryview);
 854                         summary_execute(summaryview);
 855                         summary_lock(summaryview);
 856                         changed = TRUE;
 857                 } else if (G_ALERTALTERNATE == val) {
 858                         /* DO NOTHING */
 859                 } else {
 860                         summary_unlock(summaryview);
 861                         inc_unlock();
 862                         return FALSE;
 863                 }
 864                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 865                         folder_update_op_count();
 866         }
 867
 868         gtk_clist_freeze(GTK_CLIST(ctree));
 869
 870         summary_clear_list(summaryview);
 871
 872         buf = NULL;
 873         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 874                 g_free(buf);
 875                 debug_print("empty folder\n\n");
 876                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 877                 summary_clear_all(summaryview);
 878                 summaryview->folder_item = item;
 879                 gtk_clist_thaw(GTK_CLIST(ctree));
 880                 summary_unlock(summaryview);
 881                 inc_unlock();
 882                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 883                         main_window_cursor_wait(summaryview->mainwin);
 884                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 885                         if (quicksearch_is_active(summaryview->quicksearch))
 886                                 quicksearch_search_subfolders(summaryview->quicksearch,
 887                                               summaryview->folderview,
 888                                               summaryview->folder_item);
 889                         main_window_cursor_normal(summaryview->mainwin);
 890                 }
 891                 return TRUE;
 892         }
 893         g_free(buf);
 894
 895         if (!is_refresh)
 896                 messageview_clear(summaryview->messageview);
 897
 898         summaryview->folder_item = item;
 899         item->opened = TRUE;
 900
 901         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 902         debug_print("%s\n", buf);
 903         STATUSBAR_PUSH(summaryview->mainwin, buf);
 904         g_free(buf);
 905
 906         main_window_cursor_wait(summaryview->mainwin);
 907
 908         mlist = folder_item_get_msg_list(item);
 909
 910         if (summaryview->folder_item->hide_read_msgs &&
 911             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 912                 GSList *not_killed;
 913
 914                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 915                 not_killed = NULL;
 916                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 917                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 918
 919                         if (!msginfo->hidden) {
 920                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 921                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 922                                         not_killed = g_slist_prepend(not_killed, msginfo);
 923                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 924                                          MSG_IS_LOCKED(msginfo->flags))
 925                                         not_killed = g_slist_prepend(not_killed, msginfo);
 926                                 else if (is_refresh &&
 927                                         (msginfo->msgnum == selected_msgnum ||
 928                                          msginfo->msgnum == displayed_msgnum))
 929                                         not_killed = g_slist_prepend(not_killed, msginfo);
 930                                 else
 931                                         procmsg_msginfo_free(msginfo);
 932                          } else
 933                                 procmsg_msginfo_free(msginfo);
 934                 }
 935                 hidden_removed = TRUE;
 936                 g_slist_free(mlist);
 937                 mlist = not_killed;
 938         } else {
 939                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 940         }
 941
 942         if (quicksearch_is_active(summaryview->quicksearch)) {
 943                 GSList *not_killed;
 944
 945                 not_killed = NULL;
 946                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 947                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 948
 949                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 950                                 not_killed = g_slist_prepend(not_killed, msginfo);
 951                         else
 952                                 procmsg_msginfo_free(msginfo);
 953                 }
 954                 hidden_removed = TRUE;
 955                 if (quicksearch_is_running(summaryview->quicksearch)) {
 956                         /* only scan subfolders when quicksearch changed,
 957                          * not when search is the same and folder changed */
 958                         main_window_cursor_wait(summaryview->mainwin);
 959                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 960                         quicksearch_search_subfolders(summaryview->quicksearch,
 961                                               summaryview->folderview,
 962                                               summaryview->folder_item);
 963                         main_window_cursor_normal(summaryview->mainwin);
 964                 }
 965
 966                 g_slist_free(mlist);
 967                 mlist = not_killed;
 968         }
 969
 970         if (!hidden_removed) {
 971                 not_killed = NULL;
 972                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 973                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 974
 975                         if (!msginfo->hidden)
 976                                 not_killed = g_slist_prepend(not_killed, msginfo);
 977                         else
 978                                 procmsg_msginfo_free(msginfo);
 979                 }
 980                 g_slist_free(mlist);
 981                 mlist = not_killed;
 982         }
 983
 984         STATUSBAR_POP(summaryview->mainwin);
 985
 986         /* set ctree and hash table from the msginfo list, and
 987            create the thread */
 988         summary_set_ctree_from_list(summaryview, mlist);
 989
 990         g_slist_free(mlist);
 991
 992         if (is_refresh) {
 993                 summaryview->displayed =
 994                         summary_find_msg_by_msgnum(summaryview,
 995                                                    displayed_msgnum);
 996                 if (!summaryview->displayed)
 997                         messageview_clear(summaryview->messageview);
 998                 summary_unlock(summaryview);
 999                 summary_select_by_msgnum(summaryview, selected_msgnum);
1000                 summary_lock(summaryview);
1001                 if (!summaryview->selected) {
1002                         /* no selected message - select first unread
1003                            message, but do not display it */
1004                         node = summary_find_next_flagged_msg(summaryview, NULL,
1005                                                              MSG_UNREAD, FALSE);
1006                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1007                                 node = gtk_ctree_node_nth
1008                                         (ctree,
1009                                          item->sort_type == SORT_DESCENDING
1010                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1011                         summary_unlock(summaryview);
1012                         summary_select_node(summaryview, node, FALSE, TRUE);
1013                         summary_lock(summaryview);
1014                 }
1015         } else {
1016                 switch (prefs_common.select_on_entry) {
1017                         case SELECTONENTRY_NEW:
1018                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1019                                                                      MSG_NEW, FALSE);
1020                                 if (node == NULL)
1021                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1022                                                                      MSG_UNREAD, FALSE);
1023                                 break;
1024                         case SELECTONENTRY_UNREAD:
1025                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1026                                                                      MSG_UNREAD, FALSE);
1027                                 if (node == NULL)
1028                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1029                                                                      MSG_NEW, FALSE);
1030                                 break;
1031                         default:
1032                                 node = NULL;
1033                 }
1034
1035                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1036                         node = gtk_ctree_node_nth
1037                                 (ctree,
1038                                  item->sort_type == SORT_DESCENDING
1039                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1040                 }
1041                 summary_unlock(summaryview);
1042                 summary_select_node(summaryview, node,
1043                                     prefs_common.always_show_msg,
1044                                     TRUE);
1045                 summary_lock(summaryview);
1046         }
1047
1048         summary_status_show(summaryview);
1049         summary_set_menu_sensitive(summaryview);
1050         toolbar_main_set_sensitive(summaryview->mainwin);
1051
1052         gtk_clist_thaw(GTK_CLIST(ctree));
1053
1054         debug_print("\n");
1055         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1056         STATUSBAR_POP(summaryview->mainwin);
1057         main_window_cursor_normal(summaryview->mainwin);
1058         summary_unlock(summaryview);
1059         inc_unlock();
1060
1061         return TRUE;
1062 }
1063
1064 #undef CURRENTLY_DISPLAYED
1065
1066
1067 void summary_clear_list(SummaryView *summaryview)
1068 {
1069         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1070         gint optimal_width;
1071
1072         gtk_clist_freeze(clist);
1073
1074         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1075                                 NULL, summary_free_msginfo_func, NULL);
1076
1077         if (summaryview->folder_item) {
1078                 summaryview->folder_item->opened = FALSE;
1079                 summaryview->folder_item = NULL;
1080         }
1081
1082         summaryview->display_msg = FALSE;
1083
1084         summaryview->selected = NULL;
1085         summaryview->displayed = NULL;
1086         summaryview->total_size = 0;
1087         summaryview->deleted = summaryview->moved = 0;
1088         summaryview->copied = 0;
1089         if (summaryview->msgid_table) {
1090                 g_hash_table_destroy(summaryview->msgid_table);
1091                 summaryview->msgid_table = NULL;
1092         }
1093         if (summaryview->subject_table) {
1094                 g_hash_table_destroy(summaryview->subject_table);
1095                 summaryview->subject_table = NULL;
1096         }
1097         summaryview->mlist = NULL;
1098
1099         gtk_clist_clear(clist);
1100         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1101                 optimal_width = gtk_clist_optimal_column_width
1102                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1103                 gtk_clist_set_column_width
1104                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1105                          optimal_width);
1106         }
1107
1108         gtk_clist_thaw(clist);
1109 }
1110
1111 void summary_clear_all(SummaryView *summaryview)
1112 {
1113         messageview_clear(summaryview->messageview);
1114         summary_clear_list(summaryview);
1115         summary_set_menu_sensitive(summaryview);
1116         toolbar_main_set_sensitive(summaryview->mainwin);
1117         summary_status_show(summaryview);
1118 }
1119
1120 void summary_lock(SummaryView *summaryview)
1121 {
1122         summaryview->lock_count++;
1123 }
1124
1125 void summary_unlock(SummaryView *summaryview)
1126 {
1127         if (summaryview->lock_count)
1128                 summaryview->lock_count--;
1129 }
1130
1131 gboolean summary_is_locked(SummaryView *summaryview)
1132 {
1133         return summaryview->lock_count > 0;
1134 }
1135
1136 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1137 {
1138         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1139         SummarySelection selection;
1140
1141         if (!clist->row_list)
1142                 selection = SUMMARY_NONE;
1143         else if (!clist->selection)
1144                 selection = SUMMARY_SELECTED_NONE;
1145         else if (!clist->selection->next)
1146                 selection = SUMMARY_SELECTED_SINGLE;
1147         else
1148                 selection = SUMMARY_SELECTED_MULTIPLE;
1149
1150         return selection;
1151 }
1152
1153 /*!
1154  *\return       MsgInfo * Selected message if there's one selected;
1155  *              if multiple selected, or none, return NULL.
1156  */
1157 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1158 {
1159         /* summaryview->selected may be valid when multiple
1160          * messages were selected */
1161         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1162
1163         if (sellist == NULL || sellist->next)
1164                 return NULL;
1165
1166         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1167 }
1168
1169 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1170 {
1171         GSList *mlist = NULL;
1172         GList *cur;
1173         MsgInfo *msginfo;
1174
1175         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1176              cur = cur->next) {
1177                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1178                 mlist = g_slist_prepend(mlist, msginfo);
1179         }
1180
1181         mlist = g_slist_reverse(mlist);
1182
1183         return mlist;
1184 }
1185
1186 GSList *summary_get_msg_list(SummaryView *summaryview)
1187 {
1188         GSList *mlist = NULL;
1189         GtkCTree *ctree;
1190         GtkCTreeNode *node;
1191         MsgInfo *msginfo;
1192
1193         ctree = GTK_CTREE(summaryview->ctree);
1194
1195         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1196              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1197                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1198                 mlist = g_slist_prepend(mlist, msginfo);
1199         }
1200
1201         mlist = g_slist_reverse(mlist);
1202
1203         return mlist;
1204 }
1205
1206 static void summary_set_menu_sensitive(SummaryView *summaryview)
1207 {
1208         GtkItemFactory *ifactory = summaryview->popupfactory;
1209         SensitiveCond state;
1210         gboolean sensitive;
1211         GtkWidget *menuitem;
1212         gint i;
1213
1214         static const struct {
1215                 gchar *const entry;
1216                 SensitiveCond cond;
1217         } entry[] = {
1218                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1219                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1220                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1221                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1222                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1223
1224                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1225                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1226                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1227
1228                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1229                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1230                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1231                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1232
1233                 {"/Mark"                        , M_TARGET_EXIST},
1234                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1235                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1236                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1237                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1238                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1239                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1240                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1241                 {"/Color label"                 , M_TARGET_EXIST},
1242
1243                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1244                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1245                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1246
1247                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1248                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1249                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1250                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1251                 {"/Save as..."                  , M_TARGET_EXIST},
1252                 {"/Print..."                    , M_TARGET_EXIST},
1253                 {NULL, 0}
1254         };
1255
1256         main_window_set_menu_sensitive(summaryview->mainwin);
1257
1258         state = main_window_get_current_state(summaryview->mainwin);
1259
1260         for (i = 0; entry[i].entry != NULL; i++) {
1261                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1262                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1263         }
1264
1265
1266         summary_lock(summaryview);
1267         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1268         gtk_check_menu_item_set_active
1269                 (GTK_CHECK_MENU_ITEM(menuitem),
1270                  summaryview->messageview->mimeview->textview->show_all_headers);
1271         summary_unlock(summaryview);
1272 }
1273
1274 void summary_select_prev_unread(SummaryView *summaryview)
1275 {
1276         GtkCTreeNode *node;
1277         gboolean skip_cur = FALSE;
1278
1279         if (summaryview->displayed
1280         &&  summaryview->selected == summaryview->displayed) {
1281                 debug_print("skipping current\n");
1282                 skip_cur = TRUE;
1283         }
1284
1285         node = summary_find_prev_flagged_msg
1286                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1287
1288         if (!node || node == summaryview->selected) {
1289                 AlertValue val = 0;
1290
1291                 switch (prefs_common.next_unread_msg_dialog) {
1292                         case NEXTUNREADMSGDIALOG_ALWAYS:
1293                                 val = alertpanel(_("No more unread messages"),
1294                                                  _("No unread message found. "
1295                                                    "Search from the end?"),
1296                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1297                                 break;
1298                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1299                                 val = G_ALERTDEFAULT;
1300                                 break;
1301                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1302                                 val = !G_ALERTDEFAULT;
1303                                 break;
1304                         default:
1305                                 debug_print(
1306                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1307                 }
1308                 if (val != G_ALERTDEFAULT) return;
1309                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1310                                                      MSG_UNREAD, FALSE);
1311         }
1312
1313         if (!node)
1314                 alertpanel_notice(_("No unread messages."));
1315         else
1316                 summary_select_node(summaryview, node, TRUE, FALSE);
1317 }
1318
1319 void summary_select_next_unread(SummaryView *summaryview)
1320 {
1321         GtkCTreeNode *node = summaryview->selected;
1322         gboolean skip_cur = FALSE;
1323
1324         if (summaryview->displayed
1325         &&  summaryview->selected == summaryview->displayed) {
1326                 debug_print("skipping cur (%p %p)\n",
1327                         summaryview->displayed, summaryview->selected);
1328                 skip_cur = TRUE;
1329         }
1330
1331
1332         node = summary_find_next_flagged_msg
1333                 (summaryview, node, MSG_UNREAD, skip_cur);
1334
1335         if (node)
1336                 summary_select_node(summaryview, node, TRUE, FALSE);
1337         else {
1338                 node = summary_find_next_flagged_msg
1339                         (summaryview, NULL, MSG_UNREAD, FALSE);
1340                 if (node == NULL || node == summaryview->selected) {
1341                         AlertValue val = 0;
1342
1343                         switch (prefs_common.next_unread_msg_dialog) {
1344                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1345                                         val = alertpanel(_("No more unread messages"),
1346                                                          _("No unread message found. "
1347                                                            "Go to next folder?"),
1348                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1349                                         break;
1350                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1351                                         val = G_ALERTDEFAULT;
1352                                         break;
1353                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1354                                         val = G_ALERTOTHER;
1355                                         break;
1356                                 default:
1357                                         debug_print(
1358                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1359                         }
1360
1361                         if (val == G_ALERTDEFAULT) {
1362                                 folderview_select_next_unread(summaryview->folderview);
1363                                 return;
1364                         }
1365                         else
1366                                 return;
1367                 } else
1368                         summary_select_node(summaryview, node, TRUE, FALSE);
1369
1370         }
1371 }
1372
1373 void summary_select_prev_new(SummaryView *summaryview)
1374 {
1375         GtkCTreeNode *node;
1376         gboolean skip_cur = FALSE;
1377
1378         if (summaryview->displayed
1379         &&  summaryview->selected == summaryview->displayed) {
1380                 debug_print("skipping current\n");
1381                 skip_cur = TRUE;
1382         }
1383
1384         node = summary_find_prev_flagged_msg
1385                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1386
1387         if (!node || node == summaryview->selected) {
1388                 AlertValue val = 0;
1389
1390                 switch (prefs_common.next_unread_msg_dialog) {
1391                         case NEXTUNREADMSGDIALOG_ALWAYS:
1392                                 val = alertpanel(_("No more new messages"),
1393                                                  _("No new message found. "
1394                                                    "Search from the end?"),
1395                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1396                                 break;
1397                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1398                                 val = G_ALERTDEFAULT;
1399                                 break;
1400                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1401                                 val = !G_ALERTDEFAULT;
1402                                 break;
1403                         default:
1404                                 debug_print(
1405                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1406                 }
1407                 if (val != G_ALERTDEFAULT) return;
1408                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1409                                                      MSG_NEW, FALSE);
1410         }
1411
1412         if (!node)
1413                 alertpanel_notice(_("No new messages."));
1414         else
1415                 summary_select_node(summaryview, node, TRUE, FALSE);
1416 }
1417
1418 void summary_select_next_new(SummaryView *summaryview)
1419 {
1420         GtkCTreeNode *node = summaryview->selected;
1421         gboolean skip_cur = FALSE;
1422
1423         if (summaryview->displayed
1424         &&  summaryview->selected == summaryview->displayed) {
1425                 debug_print("skipping cur (%p %p)\n",
1426                         summaryview->displayed, summaryview->selected);
1427                 skip_cur = TRUE;
1428         }
1429
1430
1431         node = summary_find_next_flagged_msg
1432                 (summaryview, node, MSG_NEW, skip_cur);
1433
1434         if (node)
1435                 summary_select_node(summaryview, node, TRUE, FALSE);
1436         else {
1437                 node = summary_find_next_flagged_msg
1438                         (summaryview, NULL, MSG_NEW, FALSE);
1439                 if (node == NULL || node == summaryview->selected) {
1440                         AlertValue val = 0;
1441
1442                         switch (prefs_common.next_unread_msg_dialog) {
1443                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1444                                         val = alertpanel(_("No more new messages"),
1445                                                          _("No new message found. "
1446                                                            "Go to next folder?"),
1447                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1448                                         break;
1449                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1450                                         val = G_ALERTDEFAULT;
1451                                         break;
1452                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1453                                         val = G_ALERTOTHER;
1454                                         break;
1455                                 default:
1456                                         debug_print(
1457                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1458                         }
1459
1460                         if (val == G_ALERTDEFAULT) {
1461                                 folderview_select_next_new(summaryview->folderview);
1462                                 return;
1463                         }
1464                         else
1465                                 return;
1466                 } else
1467                         summary_select_node(summaryview, node, TRUE, FALSE);
1468
1469         }
1470 }
1471
1472 void summary_select_prev_marked(SummaryView *summaryview)
1473 {
1474         GtkCTreeNode *node;
1475
1476         node = summary_find_prev_flagged_msg
1477                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1478
1479         if (!node) {
1480                 AlertValue val;
1481
1482                 val = alertpanel(_("No more marked messages"),
1483                                  _("No marked message found. "
1484                                    "Search from the end?"),
1485                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1486                 if (val != G_ALERTDEFAULT) return;
1487                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1488                                                      MSG_MARKED, TRUE);
1489         }
1490
1491         if (!node)
1492                 alertpanel_notice(_("No marked messages."));
1493         else
1494                 summary_select_node(summaryview, node, TRUE, FALSE);
1495 }
1496
1497 void summary_select_next_marked(SummaryView *summaryview)
1498 {
1499         GtkCTreeNode *node;
1500
1501         node = summary_find_next_flagged_msg
1502                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1503
1504         if (!node) {
1505                 AlertValue val;
1506
1507                 val = alertpanel(_("No more marked messages"),
1508                                  _("No marked message found. "
1509                                    "Search from the beginning?"),
1510                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1511                 if (val != G_ALERTDEFAULT) return;
1512                 node = summary_find_next_flagged_msg(summaryview, NULL,
1513                                                      MSG_MARKED, TRUE);
1514         }
1515
1516         if (!node)
1517                 alertpanel_notice(_("No marked messages."));
1518         else
1519                 summary_select_node(summaryview, node, TRUE, FALSE);
1520 }
1521
1522 void summary_select_prev_labeled(SummaryView *summaryview)
1523 {
1524         GtkCTreeNode *node;
1525
1526         node = summary_find_prev_flagged_msg
1527                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1528
1529         if (!node) {
1530                 AlertValue val;
1531
1532                 val = alertpanel(_("No more labeled messages"),
1533                                  _("No labeled message found. "
1534                                    "Search from the end?"),
1535                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1536                 if (val != G_ALERTDEFAULT) return;
1537                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1538                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1539         }
1540
1541         if (!node)
1542                 alertpanel_notice(_("No labeled messages."));
1543         else
1544                 summary_select_node(summaryview, node, TRUE, FALSE);
1545 }
1546
1547 void summary_select_next_labeled(SummaryView *summaryview)
1548 {
1549         GtkCTreeNode *node;
1550
1551         node = summary_find_next_flagged_msg
1552                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1553
1554         if (!node) {
1555                 AlertValue val;
1556
1557                 val = alertpanel(_("No more labeled messages"),
1558                                  _("No labeled message found. "
1559                                    "Search from the beginning?"),
1560                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1561                 if (val != G_ALERTDEFAULT) return;
1562                 node = summary_find_next_flagged_msg(summaryview, NULL,
1563                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1564         }
1565
1566         if (!node)
1567                 alertpanel_notice(_("No labeled messages."));
1568         else
1569                 summary_select_node(summaryview, node, TRUE, FALSE);
1570 }
1571
1572 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1573 {
1574         GtkCTreeNode *node;
1575
1576         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1577         summary_select_node(summaryview, node, FALSE, TRUE);
1578 }
1579
1580 /**
1581  * summary_select_node:
1582  * @summaryview: Summary view.
1583  * @node: Summary tree node.
1584  * @display_msg: TRUE to display the selected message.
1585  * @do_refresh: TRUE to refresh the widget.
1586  *
1587  * Select @node (bringing it into view by scrolling and expanding its
1588  * thread, if necessary) and unselect all others.  If @display_msg is
1589  * TRUE, display the corresponding message in the message view.
1590  * If @do_refresh is TRUE, the widget is refreshed.
1591  **/
1592 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1593                          gboolean display_msg, gboolean do_refresh)
1594 {
1595         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1596
1597         if (!summaryview->folder_item)
1598                 return;
1599         if (node) {
1600                 gtkut_ctree_expand_parent_all(ctree, node);
1601                 if (do_refresh) {
1602                         GTK_EVENTS_FLUSH();
1603                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1604                         if (GTK_CTREE_ROW(node) == NULL) {
1605                                 g_warning("crash avoidance hack 1\n");
1606                                 return;
1607                         }
1608                         if (((GtkCListRow *)(GTK_CTREE_ROW(node)))->state < GTK_STATE_NORMAL
1609                         ||  ((GtkCListRow *)(GTK_CTREE_ROW(node)))->state > GTK_STATE_INSENSITIVE) {
1610                                 g_warning("crash avoidance hack 2\n");
1611                                 return;
1612                         }
1613                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1614                 }
1615                 summary_unselect_all(summaryview);
1616                 if (display_msg && summaryview->displayed == node)
1617                         summaryview->displayed = NULL;
1618                 summaryview->display_msg = display_msg;
1619                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1620                 if (summaryview->selected == NULL)
1621                         summaryview->selected = node;
1622         }
1623 }
1624
1625 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1626 {
1627         GtkCTree *ctree =NULL;
1628         MsgInfo *msginfo;
1629
1630         if (!summaryview)
1631                 return 0;
1632         ctree = GTK_CTREE(summaryview->ctree);
1633         if (!node)
1634                 return 0;
1635         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1636         return msginfo->msgnum;
1637 }
1638
1639 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1640                                            GtkCTreeNode *current_node)
1641 {
1642         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1643         GtkCTreeNode *node;
1644         MsgInfo *msginfo;
1645
1646         if (current_node)
1647                 node = current_node;
1648         else
1649                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1650
1651         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1652                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1653                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1654         }
1655
1656         return node;
1657 }
1658
1659 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1660                                            GtkCTreeNode *current_node)
1661 {
1662         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1663         GtkCTreeNode *node;
1664         MsgInfo *msginfo;
1665
1666         if (current_node)
1667                 node = current_node;
1668         else
1669                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1670
1671         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1672                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1673                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1674         }
1675
1676         return node;
1677 }
1678
1679 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1680                                                    GtkCTreeNode *current_node,
1681                                                    MsgPermFlags flags,
1682                                                    gboolean start_from_prev)
1683 {
1684         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1685         GtkCTreeNode *node;
1686         MsgInfo *msginfo;
1687
1688         if (current_node) {
1689                 if (start_from_prev)
1690                         node = GTK_CTREE_NODE_PREV(current_node);
1691                 else
1692                         node = current_node;
1693         } else
1694                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1695
1696         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1697                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1698                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1699         }
1700
1701         return node;
1702 }
1703
1704 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1705                                                    GtkCTreeNode *current_node,
1706                                                    MsgPermFlags flags,
1707                                                    gboolean start_from_next)
1708 {
1709         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1710         GtkCTreeNode *node;
1711         MsgInfo *msginfo;
1712
1713         if (current_node) {
1714                 if (start_from_next)
1715                         node = gtkut_ctree_node_next(ctree, current_node);
1716                 else
1717                         node = current_node;
1718         } else
1719                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1720
1721         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1722                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1723                 /* Find msg with matching flags but ignore messages with
1724                    ignore flags, if searching for new or unread messages */
1725                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1726                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1727                         break;
1728         }
1729
1730         return node;
1731 }
1732
1733 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1734                                                 guint msgnum)
1735 {
1736         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1737         GtkCTreeNode *node;
1738         MsgInfo *msginfo;
1739
1740         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1741
1742         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1743                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1744                 if (msginfo && msginfo->msgnum == msgnum) break;
1745         }
1746
1747         return node;
1748 }
1749
1750 static guint attract_hash_func(gconstpointer key)
1751 {
1752         gchar *str;
1753         gchar *p;
1754         guint h;
1755
1756         Xstrdup_a(str, (const gchar *)key, return 0);
1757         trim_subject(str);
1758
1759         p = str;
1760         h = *p;
1761
1762         if (h) {
1763                 for (p += 1; *p != '\0'; p++)
1764                         h = (h << 5) - h + *p;
1765         }
1766
1767         return h;
1768 }
1769
1770 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1771 {
1772         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1773 }
1774
1775 void summary_attract_by_subject(SummaryView *summaryview)
1776 {
1777         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1778         GtkCList *clist = GTK_CLIST(ctree);
1779         GtkCTreeNode *src_node;
1780         GtkCTreeNode *dst_node, *sibling;
1781         GtkCTreeNode *tmp;
1782         MsgInfo *src_msginfo, *dst_msginfo;
1783         GHashTable *subject_table;
1784
1785         debug_print("Attracting messages by subject...");
1786         STATUSBAR_PUSH(summaryview->mainwin,
1787                        _("Attracting messages by subject..."));
1788
1789         main_window_cursor_wait(summaryview->mainwin);
1790         gtk_clist_freeze(clist);
1791
1792         subject_table = g_hash_table_new(attract_hash_func,
1793                                          attract_compare_func);
1794
1795         for (src_node = GTK_CTREE_NODE(clist->row_list);
1796              src_node != NULL;
1797              src_node = tmp) {
1798                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1799                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1800                 if (!src_msginfo) continue;
1801                 if (!src_msginfo->subject) continue;
1802
1803                 /* find attracting node */
1804                 dst_node = g_hash_table_lookup(subject_table,
1805                                                src_msginfo->subject);
1806
1807                 if (dst_node) {
1808                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1809
1810                         /* if the time difference is more than 20 days,
1811                            don't attract */
1812                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1813                             > 60 * 60 * 24 * 20)
1814                                 continue;
1815
1816                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1817                         if (src_node != sibling)
1818                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1819                 }
1820
1821                 g_hash_table_insert(subject_table,
1822                                     src_msginfo->subject, src_node);
1823         }
1824
1825         g_hash_table_destroy(subject_table);
1826
1827         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
1828
1829         gtk_clist_thaw(clist);
1830
1831         debug_print("done.\n");
1832         STATUSBAR_POP(summaryview->mainwin);
1833
1834         main_window_cursor_normal(summaryview->mainwin);
1835 }
1836
1837 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1838                                       gpointer data)
1839 {
1840         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1841
1842         if (msginfo)
1843                 procmsg_msginfo_free(msginfo);
1844 }
1845
1846 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1847                                    gpointer data)
1848 {
1849         SummaryView *summaryview = data;
1850         MsgInfo *msginfo;
1851
1852         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1853
1854         if (msginfo->folder && msginfo->folder->folder &&
1855             msginfo->folder->folder->klass->type == F_NEWS)
1856                 news_flag_crosspost(msginfo);
1857
1858         if (MSG_IS_DELETED(msginfo->flags))
1859                 summaryview->deleted++;
1860
1861         summaryview->total_size += msginfo->size;
1862
1863         summary_set_row_marks(summaryview, node);
1864 }
1865
1866 static void summary_update_status(SummaryView *summaryview)
1867 {
1868         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1869         GtkCTreeNode *node;
1870         MsgInfo *msginfo;
1871
1872         summaryview->total_size =
1873         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1874
1875         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1876              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1877                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1878
1879                 if (MSG_IS_DELETED(msginfo->flags))
1880                         summaryview->deleted++;
1881                 if (MSG_IS_MOVE(msginfo->flags))
1882                         summaryview->moved++;
1883                 if (MSG_IS_COPY(msginfo->flags))
1884                         summaryview->copied++;
1885                 summaryview->total_size += msginfo->size;
1886         }
1887 }
1888
1889 static void summary_status_show(SummaryView *summaryview)
1890 {
1891         gchar *str;
1892         gchar *del, *mv, *cp;
1893         gchar *sel;
1894         gchar *spc;
1895         gchar *itstr;
1896         GList *rowlist, *cur;
1897         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
1898         off_t sel_size = 0, n_size = 0;
1899         MsgInfo *msginfo;
1900         gchar *name;
1901
1902         if (!summaryview->folder_item) {
1903                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1904                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1905                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1906                 return;
1907         }
1908
1909         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1910         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1911                 msginfo = gtk_ctree_node_get_row_data
1912                         (GTK_CTREE(summaryview->ctree),
1913                          GTK_CTREE_NODE(cur->data));
1914                 if (!msginfo)
1915                         g_warning("summary_status_show(): msginfo == NULL\n");
1916                 else {
1917                         sel_size += msginfo->size;
1918                         n_selected++;
1919
1920                 }
1921         }
1922
1923         if (summaryview->folder_item->hide_read_msgs
1924         || quicksearch_is_active(summaryview->quicksearch)) {
1925                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
1926                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1927                         msginfo = gtk_ctree_node_get_row_data
1928                                 (GTK_CTREE(summaryview->ctree),
1929                                  GTK_CTREE_NODE(cur));
1930                         if (!msginfo)
1931                                 g_warning("summary_status_show(): msginfo == NULL\n");
1932                         else {
1933                                 n_size += msginfo->size;
1934                                 n_total++;
1935                                 if (MSG_IS_NEW(msginfo->flags))
1936                                         n_new++;
1937                                 if (MSG_IS_UNREAD(msginfo->flags))
1938                                         n_unread++;
1939                         }
1940                 }
1941         } else {
1942                 n_new = summaryview->folder_item->new_msgs;
1943                 n_unread = summaryview->folder_item->unread_msgs;
1944                 n_total = summaryview->folder_item->total_msgs;
1945                 n_size = summaryview->total_size;
1946         }
1947
1948         name = folder_item_get_name(summaryview->folder_item);
1949         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1950         g_free(name);
1951
1952         if (summaryview->deleted)
1953                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1954         else
1955                 del = g_strdup("");
1956         if (summaryview->moved)
1957                 mv = g_strdup_printf(_("%s%d moved"),
1958                                      summaryview->deleted ? _(", ") : "",
1959                                      summaryview->moved);
1960         else
1961                 mv = g_strdup("");
1962         if (summaryview->copied)
1963                 cp = g_strdup_printf(_("%s%d copied"),
1964                                      summaryview->deleted ||
1965                                      summaryview->moved ? _(", ") : "",
1966                                      summaryview->copied);
1967         else
1968                 cp = g_strdup("");
1969
1970         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1971                 spc = "    ";
1972         else
1973                 spc = "";
1974
1975         if (n_selected) {
1976                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1977                 if (n_selected == 1)
1978                         itstr = g_strdup(_(" item selected"));
1979                 else
1980                         itstr = g_strdup(_(" items selected"));
1981         } else {
1982                 sel = g_strdup("");
1983                 itstr = g_strdup("");
1984         }
1985
1986         str = g_strconcat(n_selected ? itos(n_selected) : "",
1987                                         itstr, sel, spc, del, mv, cp, NULL);
1988         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1989         g_free(str);
1990         g_free(sel);
1991         g_free(del);
1992         g_free(mv);
1993         g_free(cp);
1994         g_free(itstr);
1995
1996         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1997
1998                                       n_new, n_unread, n_total,
1999                                       to_human_readable(n_size));
2000         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2001         g_free(str);
2002 }
2003
2004 static void summary_set_column_titles(SummaryView *summaryview)
2005 {
2006         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2007         GtkWidget *hbox;
2008         GtkWidget *label;
2009         GtkWidget *arrow;
2010         gint pos;
2011         const gchar *title;
2012         SummaryColumnType type;
2013         GtkJustification justify;
2014
2015         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2016                 SORT_BY_MARK,
2017                 SORT_BY_STATUS,
2018                 SORT_BY_MIME,
2019                 SORT_BY_SUBJECT,
2020                 SORT_BY_FROM,
2021                 SORT_BY_TO,
2022                 SORT_BY_DATE,
2023                 SORT_BY_SIZE,
2024                 SORT_BY_NUMBER,
2025                 SORT_BY_SCORE,
2026                 SORT_BY_LOCKED
2027         };
2028
2029         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2030                 type = summaryview->col_state[pos].type;
2031
2032                 /* CLAWS: mime and unread are single char headers */
2033                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2034                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2035
2036                 switch (type) {
2037                 case S_COL_SUBJECT:
2038                 case S_COL_FROM:
2039                 case S_COL_TO:
2040                 case S_COL_DATE:
2041                 case S_COL_NUMBER:
2042                         if (prefs_common.trans_hdr)
2043                                 title = gettext(col_label[type]);
2044                         else
2045                                 title = col_label[type];
2046                         break;
2047                 default:
2048                         title = gettext(col_label[type]);
2049                 }
2050
2051                 if (type == S_COL_MIME) {
2052                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2053                         gtk_widget_show(label);
2054                         gtk_clist_set_column_widget(clist, pos, label);
2055                         continue;
2056                 } else if (type == S_COL_MARK) {
2057                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2058                         gtk_widget_show(label);
2059                         gtk_clist_set_column_widget(clist, pos, label);
2060                         continue;
2061                 } else if (type == S_COL_LOCKED) {
2062                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2063                         gtk_widget_show(label);
2064                         gtk_clist_set_column_widget(clist, pos, label);
2065                         continue;
2066                 } else if (type == S_COL_STATUS) {
2067                         gtk_clist_set_column_title(clist, pos, title);
2068                         continue;
2069                 }
2070
2071                 hbox  = gtk_hbox_new(FALSE, 4);
2072                 label = gtk_label_new(title);
2073
2074                 if (justify == GTK_JUSTIFY_RIGHT)
2075                         gtk_box_pack_end(GTK_BOX(hbox), label,
2076                                          FALSE, FALSE, 0);
2077                 else
2078                         gtk_box_pack_start(GTK_BOX(hbox), label,
2079                                            FALSE, FALSE, 0);
2080
2081                 if (summaryview->sort_key == sort_by[type]) {
2082                         arrow = gtk_arrow_new
2083                                 (summaryview->sort_type == SORT_ASCENDING
2084                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2085                                  GTK_SHADOW_IN);
2086                         if (justify == GTK_JUSTIFY_RIGHT)
2087                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2088                                                    FALSE, FALSE, 0);
2089                         else
2090                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2091                                                  FALSE, FALSE, 0);
2092                 }
2093
2094                 gtk_widget_show_all(hbox);
2095                 gtk_clist_set_column_widget(clist, pos, hbox);
2096         }
2097 }
2098
2099 void summary_reflect_prefs(void)
2100 {
2101         static gchar *last_font = NULL;
2102         gboolean update_font = TRUE;
2103         SummaryView *summaryview = NULL;
2104
2105         if (!mainwindow_get_mainwindow())
2106                 return;
2107         summaryview = mainwindow_get_mainwindow()->summaryview;
2108
2109         if (last_font && !strcmp(last_font, NORMAL_FONT))
2110                 update_font = FALSE;
2111
2112         if (last_font)
2113                 g_free(last_font);
2114
2115         last_font = g_strdup(NORMAL_FONT);
2116
2117         if (update_font) {
2118                 bold_style = bold_marked_style = bold_deleted_style =
2119                         small_style = small_marked_style = small_deleted_style = NULL;
2120                 summary_set_fonts(summaryview);
2121         }
2122
2123         summary_set_column_titles(summaryview);
2124         summary_show(summaryview, summaryview->folder_item);
2125 }
2126
2127 void summary_sort(SummaryView *summaryview,
2128                   FolderSortKey sort_key, FolderSortType sort_type)
2129 {
2130         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2131         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2132         GtkCListCompareFunc cmp_func = NULL;
2133         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2134                                        G_CALLBACK(summary_tree_expanded), summaryview);
2135         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2136
2137         switch (sort_key) {
2138         case SORT_BY_MARK:
2139                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2140                 break;
2141         case SORT_BY_STATUS:
2142                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2143                 break;
2144         case SORT_BY_MIME:
2145                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2146                 break;
2147         case SORT_BY_NUMBER:
2148                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2149                 break;
2150         case SORT_BY_SIZE:
2151                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2152                 break;
2153         case SORT_BY_DATE:
2154                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2155                 break;
2156         case SORT_BY_FROM:
2157                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2158                 break;
2159         case SORT_BY_SUBJECT:
2160                 if (summaryview->simplify_subject_preg)
2161                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2162                 else
2163                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2164                 break;
2165         case SORT_BY_SCORE:
2166                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2167                 break;
2168         case SORT_BY_LABEL:
2169                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2170                 break;
2171         case SORT_BY_TO:
2172                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2173                 break;
2174         case SORT_BY_LOCKED:
2175                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2176                 break;
2177         case SORT_BY_NONE:
2178                 break;
2179         default:
2180                 goto unlock;
2181         }
2182
2183         summaryview->sort_key = sort_key;
2184         summaryview->sort_type = sort_type;
2185
2186         summary_set_column_titles(summaryview);
2187         summary_set_menu_sensitive(summaryview);
2188
2189         /* allow fallback to don't sort */
2190         if (summaryview->sort_key == SORT_BY_NONE)
2191                 goto unlock;
2192
2193         if (cmp_func != NULL) {
2194                 debug_print("Sorting summary...");
2195                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2196
2197                 main_window_cursor_wait(summaryview->mainwin);
2198
2199                 gtk_clist_freeze(clist);
2200                 gtk_clist_set_compare_func(clist, cmp_func);
2201
2202                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2203
2204                 gtk_sctree_sort_recursive(ctree, NULL);
2205
2206                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2207
2208                 main_window_cursor_normal(summaryview->mainwin);
2209                 gtk_clist_thaw(clist);
2210
2211                 debug_print("done.\n");
2212                 STATUSBAR_POP(summaryview->mainwin);
2213         }
2214 unlock:
2215         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2216         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2217                                        G_CALLBACK(summary_tree_expanded), summaryview);
2218 }
2219
2220 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2221                                    GtkCTreeNode *cnode, gpointer data)
2222 {
2223         SummaryView *summaryview = (SummaryView *)data;
2224         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2225         gchar *text[N_SUMMARY_COLS];
2226         gint *col_pos = summaryview->col_pos;
2227         const gchar *msgid = msginfo->msgid;
2228         GHashTable *msgid_table = summaryview->msgid_table;
2229
2230         summary_set_header(summaryview, text, msginfo);
2231
2232         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2233                                 NULL, NULL, NULL, NULL, FALSE,
2234                                 gnode->parent->parent ? TRUE : FALSE);
2235 #define SET_TEXT(col) \
2236         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2237                                 text[col_pos[col]])
2238
2239         SET_TEXT(S_COL_NUMBER);
2240         SET_TEXT(S_COL_SCORE);
2241         SET_TEXT(S_COL_SIZE);
2242         SET_TEXT(S_COL_DATE);
2243         SET_TEXT(S_COL_FROM);
2244         SET_TEXT(S_COL_TO);
2245         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2246
2247 #undef SET_TEXT
2248
2249         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2250         summary_set_marks_func(ctree, cnode, summaryview);
2251
2252         if (msgid && msgid[0] != '\0')
2253                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2254
2255         return TRUE;
2256 }
2257
2258 static void summary_set_ctree_from_list(SummaryView *summaryview,
2259                                         GSList *mlist)
2260 {
2261         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2262         MsgInfo *msginfo;
2263         GtkCTreeNode *node = NULL;
2264         GHashTable *msgid_table;
2265         GHashTable *subject_table;
2266         GSList * cur;
2267         START_TIMING("summary_set_ctree_from_list");
2268
2269         if (!mlist) return;
2270
2271         debug_print("\tSetting summary from message data...");
2272         STATUSBAR_PUSH(summaryview->mainwin,
2273                        _("Setting summary from message data..."));
2274         gdk_flush();
2275
2276         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2277                                        G_CALLBACK(summary_tree_expanded), summaryview);
2278
2279         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2280         summaryview->msgid_table = msgid_table;
2281         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2282         summaryview->subject_table = subject_table;
2283
2284         if (prefs_common.use_addr_book)
2285                 start_address_completion();
2286
2287         if (summaryview->threaded) {
2288                 GNode *root, *gnode;
2289
2290                 root = procmsg_get_thread_tree(mlist);
2291
2292                 for (gnode = root->children; gnode != NULL;
2293                      gnode = gnode->next) {
2294                         node = gtk_ctree_insert_gnode
2295                                 (ctree, NULL, node, gnode,
2296                                  summary_insert_gnode_func, summaryview);
2297                 }
2298
2299                 g_node_destroy(root);
2300
2301                 summary_thread_init(summaryview);
2302         } else {
2303                 gchar *text[N_SUMMARY_COLS];
2304                 cur = mlist;
2305                 for (; mlist != NULL; mlist = mlist->next) {
2306                         msginfo = (MsgInfo *)mlist->data;
2307
2308                         summary_set_header(summaryview, text, msginfo);
2309
2310                         node = gtk_sctree_insert_node
2311                                 (ctree, NULL, node, text, 2,
2312                                  NULL, NULL, NULL, NULL,
2313                                  FALSE, FALSE);
2314                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2315                         summary_set_marks_func(ctree, node, summaryview);
2316
2317                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2318                                 g_hash_table_insert(msgid_table,
2319                                                     msginfo->msgid, node);
2320
2321                         subject_table_insert(subject_table,
2322                                              msginfo->subject,
2323                                              node);
2324                 }
2325                 mlist = cur;
2326         }
2327
2328         if (prefs_common.enable_hscrollbar &&
2329             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2330                 gint optimal_width;
2331
2332                 optimal_width = gtk_clist_optimal_column_width
2333                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2334                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2335                                            summaryview->col_pos[S_COL_SUBJECT],
2336                                            optimal_width);
2337         }
2338
2339         if (prefs_common.use_addr_book)
2340                 end_address_completion();
2341
2342         debug_print("done.\n");
2343         STATUSBAR_POP(summaryview->mainwin);
2344         if (debug_get_mode()) {
2345                 debug_print("\tmsgid hash table size = %d\n",
2346                             g_hash_table_size(msgid_table));
2347                 debug_print("\tsubject hash table size = %d\n",
2348                             g_hash_table_size(subject_table));
2349         }
2350
2351         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2352
2353         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2354
2355         if (prefs_common.bold_unread) {
2356                 while (node) {
2357                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2358                         if (GTK_CTREE_ROW(node)->children)
2359                                 summary_set_row_marks(summaryview, node);
2360                         node = next;
2361                 }
2362         }
2363
2364         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2365                                        G_CALLBACK(summary_tree_expanded), summaryview);
2366         END_TIMING();
2367 }
2368
2369 static gchar *summary_complete_address(const gchar *addr)
2370 {
2371         gint count;
2372         gchar *res, *tmp, *email_addr;
2373
2374         if (addr == NULL)
2375                 return NULL;
2376
2377         Xstrdup_a(email_addr, addr, return NULL);
2378         extract_address(email_addr);
2379         g_return_val_if_fail(*email_addr, NULL);
2380
2381         /*
2382          * completion stuff must be already initialized
2383          */
2384         res = NULL;
2385         if (1 < (count = complete_address(email_addr))) {
2386                 tmp = get_complete_address(1);
2387                 res = procheader_get_fromname(tmp);
2388                 g_free(tmp);
2389         }
2390
2391         return res;
2392 }
2393
2394 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2395                                MsgInfo *msginfo)
2396 {
2397         static gchar date_modified[80];
2398         static gchar col_score[11];
2399         static gchar buf[BUFFSIZE];
2400         gint *col_pos = summaryview->col_pos;
2401         gchar *from_text = NULL, *to_text = NULL;
2402         gboolean should_swap = FALSE;
2403
2404         text[col_pos[S_COL_FROM]]   = "";
2405         text[col_pos[S_COL_TO]]     = "";
2406         text[col_pos[S_COL_SUBJECT]]= "";
2407         text[col_pos[S_COL_MARK]]   = "";
2408         text[col_pos[S_COL_STATUS]] = "";
2409         text[col_pos[S_COL_MIME]]   = "";
2410         text[col_pos[S_COL_LOCKED]] = "";
2411         text[col_pos[S_COL_DATE]]   = "";
2412         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2413         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2414         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2415
2416         if (msginfo->date_t) {
2417                 procheader_date_get_localtime(date_modified,
2418                                               sizeof(date_modified),
2419                                               msginfo->date_t);
2420                 text[col_pos[S_COL_DATE]] = date_modified;
2421         } else if (msginfo->date)
2422                 text[col_pos[S_COL_DATE]] = msginfo->date;
2423         else
2424                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2425
2426         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2427                 gchar *addr = NULL;
2428
2429                 addr = g_strdup(msginfo->from);
2430
2431                 if (addr) {
2432                         extract_address(addr);
2433                         if (account_find_from_address(addr)) {
2434                                 should_swap = TRUE;
2435                         }
2436                         g_free(addr);
2437                 }
2438         }
2439
2440         if (!prefs_common.use_addr_book) {
2441                 from_text = msginfo->fromname ?
2442                                 msginfo->fromname :
2443                                 _("(No From)");
2444         } else {
2445                 gchar *tmp = summary_complete_address(msginfo->from);
2446                 from_text = tmp ? tmp : (msginfo->fromname ?
2447                                          msginfo->fromname:
2448                                                 _("(No From)"));
2449         }
2450
2451         to_text = msginfo->to ? msginfo->to :
2452                    (msginfo->cc ? msginfo->cc :
2453                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2454                      )
2455                    );
2456
2457         if (!should_swap) {
2458                 text[col_pos[S_COL_FROM]] = from_text;
2459                 text[col_pos[S_COL_TO]] = to_text;
2460         } else {
2461                 gchar *tmp = NULL;
2462                 tmp = g_strconcat("-->", to_text, NULL);
2463                 text[col_pos[S_COL_FROM]] = tmp;
2464                 tmp = g_strconcat("<--", from_text, NULL);
2465                 text[col_pos[S_COL_TO]] = tmp;
2466         }
2467
2468         if (summaryview->simplify_subject_preg != NULL)
2469                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2470                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2471                                         summaryview->simplify_subject_preg) :
2472                         _("(No Subject)");
2473         else
2474                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2475                         _("(No Subject)");
2476 }
2477
2478 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2479 {
2480         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2481 }
2482
2483 static gboolean defer_change(gpointer data);
2484 typedef struct _ChangeData {
2485         MsgInfo *info;
2486         gint op; /* 0, 1, 2 for unset, set, change */
2487         MsgPermFlags set_flags;
2488         MsgTmpFlags  set_tmp_flags;
2489         MsgPermFlags unset_flags;
2490         MsgTmpFlags  unset_tmp_flags;
2491 } ChangeData;
2492
2493 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2494 {
2495         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2496                 debug_print("flags: doing unset now\n");
2497                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2498         } else {
2499                 ChangeData *unset_data = g_new0(ChangeData, 1);
2500                 unset_data->info = msginfo;
2501                 unset_data->op = 0;
2502                 unset_data->unset_flags = flags;
2503                 unset_data->unset_tmp_flags = tmp_flags;
2504                 debug_print("flags: deferring unset\n");
2505                 g_timeout_add(100, defer_change, unset_data);
2506         }
2507 }
2508
2509 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2510 {
2511         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2512                 debug_print("flags: doing set now\n");
2513                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2514         } else {
2515                 ChangeData *set_data = g_new0(ChangeData, 1);
2516                 set_data->info = msginfo;
2517                 set_data->op = 1;
2518                 set_data->set_flags = flags;
2519                 set_data->set_tmp_flags = tmp_flags;
2520                 debug_print("flags: deferring set\n");
2521                 g_timeout_add(100, defer_change, set_data);
2522         }
2523 }
2524
2525 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2526                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2527                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2528 {
2529         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2530                 debug_print("flags: doing change now\n");
2531                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2532                         rem_flags, rem_tmp_flags);
2533         } else {
2534                 ChangeData *change_data = g_new0(ChangeData, 1);
2535                 change_data->info = msginfo;
2536                 change_data->op = 2;
2537                 change_data->set_flags = add_flags;
2538                 change_data->set_tmp_flags = add_tmp_flags;
2539                 change_data->unset_flags = rem_flags;
2540                 change_data->unset_tmp_flags = rem_tmp_flags;
2541                 debug_print("flags: deferring change\n");
2542                 g_timeout_add(100, defer_change, change_data);
2543         }
2544 }
2545
2546 gboolean defer_change(gpointer data)
2547 {
2548         ChangeData *chg = (ChangeData *)data;
2549         if (chg->info->folder && chg->info->folder->processing_pending) {
2550                 debug_print("flags: trying later\n");
2551                 return TRUE; /* try again */
2552         } else {
2553                 debug_print("flags: finally doing it\n");
2554                 switch(chg->op) {
2555                 case 0:
2556                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2557                         break;
2558                 case 1:
2559                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2560                         break;
2561                 case 2:
2562                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2563                                 chg->unset_flags, chg->unset_tmp_flags);
2564                         break;
2565                 default:
2566                         g_warning("shouldn't happen\n");
2567                 }
2568                 g_free(chg);
2569         }
2570         return FALSE;
2571 }
2572
2573 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2574                                       GtkCTreeNode *row)
2575 {
2576         g_return_if_fail(summaryview != NULL);
2577         g_return_if_fail(msginfo != NULL);
2578         g_return_if_fail(row != NULL);
2579
2580         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2581                 summary_msginfo_unset_flags
2582                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2583                 summary_set_row_marks(summaryview, row);
2584                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2585                 summary_status_show(summaryview);
2586         }
2587 }
2588
2589 typedef struct  {
2590         MsgInfo *msginfo;
2591         SummaryView *summaryview;
2592         GtkCTreeNode *row;
2593 } MarkAsReadData;
2594
2595 static int msginfo_mark_as_read_timeout(void *data)
2596 {
2597         MarkAsReadData *mdata = (MarkAsReadData *)data;
2598         if (!mdata)
2599                 return FALSE;
2600
2601         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2602                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2603                                      mdata->row);
2604
2605         g_free(mdata);
2606
2607         return FALSE;
2608 }
2609
2610 static void summary_display_msg_full(SummaryView *summaryview,
2611                                      GtkCTreeNode *row,
2612                                      gboolean new_window, gboolean all_headers)
2613 {
2614         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2615         MsgInfo *msginfo;
2616         gint val;
2617
2618         if (!new_window) {
2619                 if (summaryview->displayed == row)
2620                         return;
2621                 else
2622                         summaryview->messageview->filtered = FALSE;
2623         }
2624
2625         g_return_if_fail(row != NULL);
2626
2627         if (summary_is_locked(summaryview)) return;
2628         summary_lock(summaryview);
2629
2630         STATUSBAR_POP(summaryview->mainwin);
2631         GTK_EVENTS_FLUSH();
2632
2633         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2634
2635         if (new_window) {
2636                 MessageView *msgview;
2637
2638                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2639                 val = messageview_show(msgview, msginfo, all_headers);
2640         } else {
2641                 MessageView *msgview;
2642
2643                 msgview = summaryview->messageview;
2644
2645                 summaryview->displayed = row;
2646                 if (!messageview_is_visible(msgview)) {
2647                         main_window_toggle_message_view(summaryview->mainwin);
2648                         GTK_EVENTS_FLUSH();
2649                 }
2650                 val = messageview_show(msgview, msginfo, all_headers);
2651                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2652                         gtk_widget_grab_focus(summaryview->ctree);
2653                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2654         }
2655
2656         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2657                 if (prefs_common.mark_as_read_delay) {
2658                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2659                         data->summaryview = summaryview;
2660                         data->msginfo = msginfo;
2661                         data->row = row;
2662                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2663                                 msginfo_mark_as_read_timeout, data);
2664                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2665                         msginfo_mark_as_read(summaryview, msginfo, row);
2666                 }
2667         }
2668
2669         summary_set_menu_sensitive(summaryview);
2670         toolbar_main_set_sensitive(summaryview->mainwin);
2671         messageview_set_menu_sensitive(summaryview->messageview);
2672
2673         summary_unlock(summaryview);
2674 }
2675
2676 void summary_display_msg_selected(SummaryView *summaryview,
2677                                   gboolean all_headers)
2678 {
2679         if (summary_is_locked(summaryview)) return;
2680         summaryview->displayed = NULL;
2681         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2682                                  all_headers);
2683 }
2684
2685 void summary_redisplay_msg(SummaryView *summaryview)
2686 {
2687         GtkCTreeNode *node;
2688
2689         if (summaryview->displayed) {
2690                 node = summaryview->displayed;
2691                 summaryview->displayed = NULL;
2692                 summary_display_msg(summaryview, node);
2693         }
2694 }
2695
2696 void summary_open_msg(SummaryView *summaryview)
2697 {
2698         if (!summaryview->selected) return;
2699
2700         /* CLAWS: if separate message view, don't open a new window
2701          * but rather use the current separated message view */
2702         summary_display_msg_full(summaryview, summaryview->selected,
2703                                  prefs_common.sep_msg ? FALSE : TRUE,
2704                                  FALSE);
2705 }
2706
2707 void summary_view_source(SummaryView * summaryview)
2708 {
2709         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2710         MsgInfo *msginfo;
2711         SourceWindow *srcwin;
2712
2713         if (!summaryview->selected) return;
2714
2715         srcwin = source_window_create();
2716         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2717         source_window_show_msg(srcwin, msginfo);
2718         source_window_show(srcwin);
2719 }
2720
2721 void summary_reedit(SummaryView *summaryview)
2722 {
2723         MsgInfo *msginfo;
2724
2725         if (!summaryview->selected) return;
2726         if (!summaryview->folder_item) return;
2727         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2728         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2729         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2730                 return;
2731
2732         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2733                                               summaryview->selected);
2734         if (!msginfo) return;
2735
2736         compose_reedit(msginfo);
2737 }
2738
2739 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2740 {
2741         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2742         GtkCTreeNode *node;
2743
2744         if (summary_is_locked(summaryview)) return FALSE;
2745         if (type == GTK_SCROLL_STEP_FORWARD) {
2746                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2747                 if (node)
2748                         gtkut_ctree_expand_parent_all(ctree, node);
2749                 else
2750                         return FALSE;
2751         } else {
2752                 if (summaryview->selected) {
2753                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2754                         if (!node) return FALSE;
2755                 }
2756         }
2757
2758         if (messageview_is_visible(summaryview->messageview))
2759                 summaryview->display_msg = TRUE;
2760
2761         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2762
2763         if (GTK_CLIST(ctree)->selection)
2764                 gtk_sctree_set_anchor_row
2765                         (GTK_SCTREE(ctree),
2766                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2767
2768         return TRUE;
2769 }
2770
2771 void summary_toggle_view(SummaryView *summaryview)
2772 {
2773         if (!messageview_is_visible(summaryview->messageview) &&
2774             summaryview->selected)
2775                 summary_display_msg(summaryview,
2776                                     summaryview->selected);
2777         else
2778                 main_window_toggle_message_view(summaryview->mainwin);
2779 }
2780
2781 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2782                                                 GtkCTreeNode *node)
2783 {
2784         MsgInfo *msginfo;
2785
2786         if (node) {
2787                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2788                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2789                         return TRUE;
2790                 node = GTK_CTREE_ROW(node)->children;
2791         } else
2792                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2793
2794         while (node) {
2795                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2796                         return TRUE;
2797                 node = GTK_CTREE_ROW(node)->sibling;
2798         }
2799
2800         return FALSE;
2801 }
2802
2803 static gboolean summary_have_unread_children(SummaryView *summaryview,
2804                                              GtkCTreeNode *node)
2805 {
2806         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2807
2808         if (!node) return FALSE;
2809
2810         node = GTK_CTREE_ROW(node)->children;
2811
2812         while (node) {
2813                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2814                         return TRUE;
2815                 node = GTK_CTREE_ROW(node)->sibling;
2816         }
2817         return FALSE;
2818 }
2819
2820 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2821 {
2822         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2823         GtkStyle *style = NULL;
2824         MsgInfo *msginfo;
2825         MsgFlags flags;
2826         gint *col_pos = summaryview->col_pos;
2827
2828         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2829         if (!msginfo) return;
2830
2831         flags = msginfo->flags;
2832
2833         gtk_ctree_node_set_foreground(ctree, row, NULL);
2834
2835         /* set new/unread column */
2836         if (MSG_IS_IGNORE_THREAD(flags)) {
2837                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2838                                           ignorethreadxpm, ignorethreadxpmmask);
2839         } else if (MSG_IS_NEW(flags)) {
2840                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2841                                           newxpm, newxpmmask);
2842         } else if (MSG_IS_UNREAD(flags)) {
2843                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2844                                           unreadxpm, unreadxpmmask);
2845         } else if (MSG_IS_REPLIED(flags)) {
2846                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2847                                           repliedxpm, repliedxpmmask);
2848         } else if (MSG_IS_FORWARDED(flags)) {
2849                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2850                                           forwardedxpm, forwardedxpmmask);
2851         } else {
2852                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2853                                         "");
2854         }
2855
2856         if (prefs_common.bold_unread &&
2857             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2858              (!GTK_CTREE_ROW(row)->expanded &&
2859               GTK_CTREE_ROW(row)->children &&
2860               summary_have_unread_children(summaryview, row))))
2861                 style = bold_style;
2862
2863         /* set mark column */
2864         if (MSG_IS_DELETED(flags)) {
2865                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2866                                           deletedxpm, deletedxpmmask);
2867                 if (style)
2868                         style = bold_deleted_style;
2869                 else {
2870                         style = small_deleted_style;
2871                 }
2872                         gtk_ctree_node_set_foreground
2873                                 (ctree, row, &summaryview->color_dim);
2874         } else if (MSG_IS_MARKED(flags)) {
2875                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2876                                           markxpm, markxpmmask);
2877         } else if (MSG_IS_MOVE(flags)) {
2878                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2879                 if (style)
2880                         style = bold_marked_style;
2881                 else {
2882                         style = small_marked_style;
2883                 }
2884                         gtk_ctree_node_set_foreground
2885                                 (ctree, row, &summaryview->color_marked);
2886         } else if (MSG_IS_COPY(flags)) {
2887                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2888                 if (style)
2889                         style = bold_marked_style;
2890                 else {
2891                         style = small_marked_style;
2892                 }
2893                         gtk_ctree_node_set_foreground
2894                                 (ctree, row, &summaryview->color_marked);
2895 #if 0
2896         } else if ((global_scoring ||
2897                   summaryview->folder_item->prefs->scoring) &&
2898                  (msginfo->score >= summaryview->important_score) &&
2899                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2900                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2901                 gtk_ctree_node_set_foreground(ctree, row,
2902                                               &summaryview->color_important);
2903 #endif
2904         } else {
2905                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2906         }
2907
2908         if (MSG_IS_LOCKED(flags)) {
2909                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2910                                           lockedxpm, lockedxpmmask);
2911         }
2912         else {
2913                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2914         }
2915
2916         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2917                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2918                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2919         } else if (MSG_IS_SIGNED(flags)) {
2920                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2921                                           gpgsignedxpm, gpgsignedxpmmask);
2922         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2923                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2924                                           clipkeyxpm, clipkeyxpmmask);
2925         } else if (MSG_IS_ENCRYPTED(flags)) {
2926                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2927                                           keyxpm, keyxpmmask);
2928         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2929                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2930                                           clipxpm, clipxpmmask);
2931         } else {
2932                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2933         }
2934         if (!style)
2935                 style = small_style;
2936
2937         gtk_ctree_node_set_row_style(ctree, row, style);
2938
2939         if (MSG_GET_COLORLABEL(flags))
2940                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2941 }
2942
2943 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2944 {
2945         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2946         MsgInfo *msginfo;
2947
2948         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2949         if (MSG_IS_DELETED(msginfo->flags))
2950                 summaryview->deleted--;
2951         if (MSG_IS_MOVE(msginfo->flags))
2952                 summaryview->moved--;
2953         if (MSG_IS_COPY(msginfo->flags))
2954                 summaryview->copied--;
2955
2956         procmsg_msginfo_set_to_folder(msginfo, NULL);
2957         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2958         summary_set_row_marks(summaryview, row);
2959         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2960 }
2961
2962 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2963 {
2964         gboolean changed = FALSE;
2965         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2966         MsgInfo *msginfo;
2967
2968         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2969         if (MSG_IS_DELETED(msginfo->flags))
2970                 summaryview->deleted--;
2971         if (MSG_IS_MOVE(msginfo->flags)) {
2972                 summaryview->moved--;
2973                 changed = TRUE;
2974         }
2975         if (MSG_IS_COPY(msginfo->flags)) {
2976                 summaryview->copied--;
2977                 changed = TRUE;
2978         }
2979         procmsg_msginfo_set_to_folder(msginfo, NULL);
2980         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2981
2982         summary_set_row_marks(summaryview, row);
2983         debug_print("Message %d is locked\n", msginfo->msgnum);
2984 }
2985
2986 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2987 {
2988         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2989         MsgInfo *msginfo;
2990
2991         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2992         if (!MSG_IS_LOCKED(msginfo->flags))
2993                 return;
2994         procmsg_msginfo_set_to_folder(msginfo, NULL);
2995         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2996         summary_set_row_marks(summaryview, row);
2997         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2998 }
2999
3000 void summary_mark(SummaryView *summaryview)
3001 {
3002         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3003         GList *cur;
3004
3005         START_LONG_OPERATION(summaryview);
3006         folder_item_set_batch(summaryview->folder_item, TRUE);
3007         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3008                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3009         folder_item_set_batch(summaryview->folder_item, FALSE);
3010         END_LONG_OPERATION(summaryview);
3011
3012         summary_status_show(summaryview);
3013 }
3014
3015 static void summary_mark_row_as_read(SummaryView *summaryview,
3016                                      GtkCTreeNode *row)
3017 {
3018         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3019         MsgInfo *msginfo;
3020
3021         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3022
3023         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3024                 return;
3025
3026         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3027         summary_set_row_marks(summaryview, row);
3028         debug_print("Message %d is marked as read\n",
3029                 msginfo->msgnum);
3030 }
3031
3032 void summary_mark_as_read(SummaryView *summaryview)
3033 {
3034         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3035         GList *cur;
3036
3037         START_LONG_OPERATION(summaryview);
3038         folder_item_set_batch(summaryview->folder_item, TRUE);
3039         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3040                 summary_mark_row_as_read(summaryview,
3041                                          GTK_CTREE_NODE(cur->data));
3042         folder_item_set_batch(summaryview->folder_item, FALSE);
3043         END_LONG_OPERATION(summaryview);
3044
3045         summary_status_show(summaryview);
3046 }
3047
3048 void summary_msgs_lock(SummaryView *summaryview)
3049 {
3050         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3051         GList *cur;
3052
3053         START_LONG_OPERATION(summaryview);
3054         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3055                 summary_lock_row(summaryview,
3056                                          GTK_CTREE_NODE(cur->data));
3057         END_LONG_OPERATION(summaryview);
3058
3059         summary_status_show(summaryview);
3060 }
3061
3062 void summary_msgs_unlock(SummaryView *summaryview)
3063 {
3064         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3065         GList *cur;
3066
3067         START_LONG_OPERATION(summaryview);
3068         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3069                 summary_unlock_row(summaryview,
3070                                    GTK_CTREE_NODE(cur->data));
3071         END_LONG_OPERATION(summaryview);
3072
3073         summary_status_show(summaryview);
3074 }
3075
3076 void summary_mark_all_read(SummaryView *summaryview)
3077 {
3078         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3079         GtkCTreeNode *node;
3080
3081         START_LONG_OPERATION(summaryview);
3082         folder_item_set_batch(summaryview->folder_item, TRUE);
3083         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3084              node = gtkut_ctree_node_next(ctree, node))
3085                 summary_mark_row_as_read(summaryview, node);
3086         folder_item_set_batch(summaryview->folder_item, FALSE);
3087         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3088              node = gtkut_ctree_node_next(ctree, node)) {
3089                 if (!GTK_CTREE_ROW(node)->expanded)
3090                         summary_set_row_marks(summaryview, node);
3091         }
3092         END_LONG_OPERATION(summaryview);
3093
3094         summary_status_show(summaryview);
3095 }
3096
3097 static void summary_mark_row_as_unread(SummaryView *summaryview,
3098                                        GtkCTreeNode *row)
3099 {
3100         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3101         MsgInfo *msginfo;
3102
3103         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3104         if (MSG_IS_DELETED(msginfo->flags)) {
3105                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3106                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3107                 summaryview->deleted--;
3108         }
3109
3110         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3111         debug_print("Message %d is marked as unread\n",
3112                 msginfo->msgnum);
3113
3114         summary_set_row_marks(summaryview, row);
3115 }
3116
3117 void summary_mark_as_unread(SummaryView *summaryview)
3118 {
3119         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3120         GList *cur;
3121
3122         START_LONG_OPERATION(summaryview);
3123         folder_item_set_batch(summaryview->folder_item, TRUE);
3124         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3125                 cur = cur->next)
3126                 summary_mark_row_as_unread(summaryview,
3127                                            GTK_CTREE_NODE(cur->data));
3128         folder_item_set_batch(summaryview->folder_item, FALSE);
3129         END_LONG_OPERATION(summaryview);
3130
3131         summary_status_show(summaryview);
3132 }
3133
3134 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3135 {
3136         GList * cur;
3137         gboolean found;
3138
3139         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3140
3141         case F_NEWS:
3142
3143                 /*
3144                   security : checks if one the accounts correspond to
3145                   the author of the post
3146                 */
3147
3148                 found = FALSE;
3149                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3150                         PrefsAccount * account;
3151                         gchar * from_name;
3152
3153                         account = cur->data;
3154                         if (account->name && *account->name)
3155                                 from_name =
3156                                         g_strdup_printf("%s <%s>",
3157                                                         account->name,
3158                                                         account->address);
3159                         else
3160                                 from_name =
3161                                         g_strdup_printf("%s",
3162                                                         account->address);
3163
3164                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3165                                 g_free(from_name);
3166                                 found = TRUE;
3167                                 break;
3168                         }
3169                         g_free(from_name);
3170                 }
3171
3172                 if (!found) {
3173                         alertpanel_error(_("You're not the author of the article.\n"));
3174                 }
3175
3176                 return found;
3177
3178         default:
3179                 return TRUE;
3180         }
3181 }
3182
3183 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3184 {
3185         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3186         MsgInfo *msginfo;
3187
3188         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3189
3190         if (MSG_IS_LOCKED(msginfo->flags)) return;
3191
3192         if (MSG_IS_DELETED(msginfo->flags)) return;
3193
3194         if (MSG_IS_MOVE(msginfo->flags))
3195                 summaryview->moved--;
3196         if (MSG_IS_COPY(msginfo->flags))
3197                 summaryview->copied--;
3198
3199         procmsg_msginfo_set_to_folder(msginfo, NULL);
3200         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3201         summaryview->deleted++;
3202
3203         if (!prefs_common.immediate_exec &&
3204             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3205                 summary_set_row_marks(summaryview, row);
3206
3207         debug_print("Message %s/%d is set to delete\n",
3208                     msginfo->folder->path, msginfo->msgnum);
3209 }
3210
3211 void summary_cancel(SummaryView *summaryview)
3212 {
3213         MsgInfo * msginfo;
3214         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3215
3216         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3217                                               summaryview->selected);
3218         if (!msginfo) return;
3219
3220         if (!check_permission(summaryview, msginfo))
3221                 return;
3222
3223         news_cancel_article(summaryview->folder_item->folder, msginfo);
3224
3225         if (summary_is_locked(summaryview)) return;
3226
3227         summary_lock(summaryview);
3228
3229         gtk_clist_freeze(clist);
3230
3231         summary_update_status(summaryview);
3232         summary_status_show(summaryview);
3233
3234         gtk_clist_thaw(clist);
3235
3236         summary_unlock(summaryview);
3237 }
3238
3239 void summary_delete(SummaryView *summaryview)
3240 {
3241         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3242         FolderItem *item = summaryview->folder_item;
3243         GList *cur;
3244         GtkCTreeNode *sel_last = NULL;
3245         GtkCTreeNode *node;
3246         AlertValue aval;
3247         MsgInfo *msginfo;
3248
3249         if (!item) return;
3250
3251         if (summary_is_locked(summaryview)) return;
3252
3253         if (!summaryview->folder_item) return;
3254
3255         aval = alertpanel(_("Delete message(s)"),
3256                           _("Do you really want to delete selected message(s)?"),
3257                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3258         if (aval != G_ALERTDEFAULT) return;
3259
3260         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3261              cur = cur->next) {
3262                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3263                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3264                 if (msginfo->total_size != 0 &&
3265                     msginfo->size != (off_t)msginfo->total_size)
3266                         partial_mark_for_delete(msginfo);
3267         }
3268
3269         main_window_cursor_wait(summaryview->mainwin);
3270
3271         /* next code sets current row focus right. We need to find a row
3272          * that is not deleted. */
3273         START_LONG_OPERATION(summaryview);
3274         folder_item_set_batch(summaryview->folder_item, TRUE);
3275         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3276                 sel_last = GTK_CTREE_NODE(cur->data);
3277                 summary_delete_row(summaryview, sel_last);
3278         }
3279         folder_item_set_batch(summaryview->folder_item, FALSE);
3280         END_LONG_OPERATION(summaryview);
3281
3282         node = summary_find_next_msg(summaryview, sel_last);
3283         if (!node)
3284                 node = summary_find_prev_msg(summaryview, sel_last);
3285
3286         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3287
3288         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3289                 summary_execute(summaryview);
3290                 /* after deleting, the anchor may be at an invalid row
3291                  * so reset it to the node we found earlier */
3292                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3293         } else
3294                 summary_status_show(summaryview);
3295
3296
3297         main_window_cursor_normal(summaryview->mainwin);
3298 }
3299
3300 void summary_delete_trash(SummaryView *summaryview)
3301 {
3302         FolderItem *to_folder = NULL;
3303         PrefsAccount *ac;
3304         if (!summaryview->folder_item ||
3305             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3306
3307         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3308                 to_folder = account_get_special_folder(ac, F_TRASH);
3309
3310         if (to_folder == NULL)
3311                 to_folder = summaryview->folder_item->folder->trash;
3312
3313         if (to_folder == NULL || to_folder == summaryview->folder_item
3314             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3315                 summary_delete(summaryview);
3316         else
3317                 summary_move_selected_to(summaryview, to_folder);
3318 }
3319
3320
3321 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3322 {
3323         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3324         MsgInfo *msginfo;
3325
3326         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3327         if (MSG_IS_DELETED(msginfo->flags))
3328                 summaryview->deleted--;
3329         if (MSG_IS_MOVE(msginfo->flags))
3330                 summaryview->moved--;
3331         if (MSG_IS_COPY(msginfo->flags))
3332                 summaryview->copied--;
3333
3334         procmsg_msginfo_set_to_folder(msginfo, NULL);
3335         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3336         summary_set_row_marks(summaryview, row);
3337
3338         debug_print("Message %s/%d is unmarked\n",
3339                     msginfo->folder->path, msginfo->msgnum);
3340 }
3341
3342 void summary_unmark(SummaryView *summaryview)
3343 {
3344         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3345         GList *cur;
3346
3347         START_LONG_OPERATION(summaryview);
3348         folder_item_set_batch(summaryview->folder_item, TRUE);
3349         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3350                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3351         folder_item_set_batch(summaryview->folder_item, FALSE);
3352         END_LONG_OPERATION(summaryview);
3353
3354         summary_status_show(summaryview);
3355 }
3356
3357 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3358                                 FolderItem *to_folder)
3359 {
3360         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3361         MsgInfo *msginfo;
3362
3363         g_return_if_fail(to_folder != NULL);
3364
3365         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3366         if (MSG_IS_LOCKED(msginfo->flags))
3367                 return;
3368
3369         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3370         if (MSG_IS_DELETED(msginfo->flags))
3371                 summaryview->deleted--;
3372         if (MSG_IS_COPY(msginfo->flags)) {
3373                 summaryview->copied--;
3374         }
3375         if (!MSG_IS_MOVE(msginfo->flags)) {
3376                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3377                 summaryview->moved++;
3378         } else {
3379                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3380         }
3381
3382         if (!prefs_common.immediate_exec) {
3383                 summary_set_row_marks(summaryview, row);
3384         }
3385
3386         debug_print("Message %d is set to move to %s\n",
3387                     msginfo->msgnum, to_folder->path);
3388 }
3389
3390 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3391 {
3392         GList *cur;
3393
3394         if (!to_folder) return;
3395         if (!summaryview->folder_item ||
3396             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3397
3398         if (summary_is_locked(summaryview)) return;
3399
3400         if (summaryview->folder_item == to_folder) {
3401                 alertpanel_error(_("Destination is same as current folder."));
3402                 return;
3403         }
3404
3405         START_LONG_OPERATION(summaryview);
3406
3407         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3408              cur != NULL && cur->data != NULL; cur = cur->next)
3409                 summary_move_row_to
3410                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3411
3412         END_LONG_OPERATION(summaryview);
3413
3414         summaryview->display_msg = prefs_common.always_show_msg;
3415
3416         if (prefs_common.immediate_exec) {
3417                 summary_execute(summaryview);
3418         } else {
3419                 summary_status_show(summaryview);
3420         }
3421
3422         if (!summaryview->selected) { /* this was the last message */
3423                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3424                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3425                 if (node)
3426                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3427         }
3428
3429 }
3430
3431 void summary_move_to(SummaryView *summaryview)
3432 {
3433         FolderItem *to_folder;
3434
3435         if (!summaryview->folder_item ||
3436             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3437
3438         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3439                                          FOLDER_SEL_MOVE, NULL);
3440         summary_move_selected_to(summaryview, to_folder);
3441 }
3442
3443 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3444                                 FolderItem *to_folder)
3445 {
3446         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3447         MsgInfo *msginfo;
3448
3449         g_return_if_fail(to_folder != NULL);
3450
3451         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3452         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3453         if (MSG_IS_DELETED(msginfo->flags))
3454                 summaryview->deleted--;
3455         if (MSG_IS_MOVE(msginfo->flags)) {
3456                 summaryview->moved--;
3457         }
3458
3459         if (!MSG_IS_COPY(msginfo->flags)) {
3460                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3461                 summaryview->copied++;
3462         } else {
3463                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3464         }
3465         if (!prefs_common.immediate_exec) {
3466                 summary_set_row_marks(summaryview, row);
3467         }
3468
3469         debug_print("Message %d is set to copy to %s\n",
3470                     msginfo->msgnum, to_folder->path);
3471 }
3472
3473 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3474 {
3475         GList *cur;
3476
3477         if (!to_folder) return;
3478         if (!summaryview->folder_item) return;
3479
3480         if (summary_is_locked(summaryview)) return;
3481
3482         if (summaryview->folder_item == to_folder) {
3483                 alertpanel_error
3484                         (_("Destination to copy is same as current folder."));
3485                 return;
3486         }
3487
3488         START_LONG_OPERATION(summaryview);
3489
3490         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3491              cur != NULL && cur->data != NULL; cur = cur->next)
3492                 summary_copy_row_to
3493                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3494
3495         END_LONG_OPERATION(summaryview);
3496
3497         if (prefs_common.immediate_exec)
3498                 summary_execute(summaryview);
3499         else {
3500                 summary_status_show(summaryview);
3501         }
3502 }
3503
3504 void summary_copy_to(SummaryView *summaryview)
3505 {
3506         FolderItem *to_folder;
3507
3508         if (!summaryview->folder_item) return;
3509
3510         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3511                                          FOLDER_SEL_COPY, NULL);
3512         summary_copy_selected_to(summaryview, to_folder);
3513 }
3514
3515 void summary_add_address(SummaryView *summaryview)
3516 {
3517         MsgInfo *msginfo;
3518         gchar *from;
3519
3520         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3521                                               summaryview->selected);
3522         if (!msginfo) return;
3523
3524         Xstrdup_a(from, msginfo->from, return);
3525         eliminate_address_comment(from);
3526         extract_address(from);
3527         addressbook_add_contact(msginfo->fromname, from, NULL);
3528 }
3529
3530 void summary_select_all(SummaryView *summaryview)
3531 {
3532         if (!summaryview->folder_item) return;
3533
3534         summary_lock(summaryview);
3535         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3536         summary_unlock(summaryview);
3537         summary_status_show(summaryview);
3538 }
3539
3540 void summary_unselect_all(SummaryView *summaryview)
3541 {
3542         summary_lock(summaryview);
3543         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3544         summary_unlock(summaryview);
3545         summary_status_show(summaryview);
3546 }
3547
3548 void summary_select_thread(SummaryView *summaryview)
3549 {
3550         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3551         GtkCTreeNode *node = summaryview->selected;
3552
3553         if (!node) return;
3554
3555         while (GTK_CTREE_ROW(node)->parent != NULL)
3556                 node = GTK_CTREE_ROW(node)->parent;
3557
3558         if (node != summaryview->selected)
3559                 summary_select_node
3560                         (summaryview, node,
3561                          messageview_is_visible(summaryview->messageview),
3562                          FALSE);
3563
3564         gtk_ctree_select_recursive(ctree, node);
3565
3566         summary_status_show(summaryview);
3567 }
3568
3569 void summary_save_as(SummaryView *summaryview)
3570 {
3571         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3572         MsgInfo *msginfo;
3573         gchar *filename = NULL;
3574         gchar *src, *dest;
3575         gchar *tmp;
3576
3577         AlertValue aval = 0;
3578
3579         if (!summaryview->selected) return;
3580         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3581         if (!msginfo) return;
3582
3583         if (msginfo->subject) {
3584                 Xstrdup_a(filename, msginfo->subject, return);
3585                 subst_for_filename(filename);
3586         }
3587         if (g_getenv ("G_BROKEN_FILENAMES") &&
3588             filename && !g_utf8_validate(filename, -1, NULL)) {
3589                 gchar *oldstr = filename;
3590                 filename = conv_codeset_strdup(filename,
3591                                                conv_get_locale_charset_str(),
3592                                                CS_UTF_8);
3593                 if (!filename) {
3594                         g_warning("summary_save_as(): faild to convert character set.");
3595                         filename = g_strdup(oldstr);
3596                 }
3597                 dest = filesel_select_file_save(_("Save as"), filename);
3598                 g_free(filename);
3599         } else
3600                 dest = filesel_select_file_save(_("Save as"), filename);
3601         filename = NULL;
3602         if (!dest) return;
3603         if (is_file_exist(dest)) {
3604                 aval = alertpanel(_("Append or Overwrite"),
3605                                   _("Append or overwrite existing file?"),
3606                                   _("_Append"), _("_Overwrite"),
3607                                   GTK_STOCK_CANCEL);
3608                 if (aval != 0 && aval != 1)
3609                         return;
3610         }
3611
3612         src = procmsg_get_message_file(msginfo);
3613         tmp = g_path_get_basename(dest);
3614
3615         if ( aval==0 ) { /* append */
3616                 if (append_file(src, dest, TRUE) < 0)
3617                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3618         } else { /* overwrite */
3619                 if (copy_file(src, dest, TRUE) < 0)
3620                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3621         }
3622         g_free(src);
3623
3624         /*
3625          * If two or more msgs are selected,
3626          * append them to the output file.
3627          */
3628         if (GTK_CLIST(ctree)->selection->next) {
3629                 GList *item;
3630                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3631                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3632                         if (!msginfo) break;
3633                         src = procmsg_get_message_file(msginfo);
3634                         if (append_file(src, dest, TRUE) < 0)
3635                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3636                 }
3637                 g_free(src);
3638         }
3639         g_free(dest);
3640         g_free(tmp);
3641 }
3642
3643 #ifdef USE_GNOMEPRINT
3644 static void print_mimeview(MimeView *mimeview)
3645 {
3646         if (!mimeview
3647         ||  !mimeview->textview
3648         ||  !mimeview->textview->text)
3649                 alertpanel_warning(_("Cannot print: the message doesn't "
3650                                      "contain text."));
3651         else
3652                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3653 }
3654 #endif
3655
3656 void summary_print(SummaryView *summaryview)
3657 {
3658         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3659 #ifndef USE_GNOMEPRINT
3660         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3661         MsgInfo *msginfo;
3662         gchar *cmdline = NULL;
3663         gchar *p;
3664 #endif
3665         GList *cur;
3666
3667         if (clist->selection == NULL) return;
3668 #ifndef USE_GNOMEPRINT
3669         cmdline = input_dialog(_("Print"),
3670                                _("Enter the print command line:\n"
3671                                  "('%s' will be replaced with file name)"),
3672                                prefs_common.print_cmd);
3673         if (!cmdline) return;
3674         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3675             strchr(p + 2, '%')) {
3676                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3677                                  cmdline);
3678                 g_free(cmdline);
3679                 return;
3680         }
3681         for (cur = clist->selection;
3682              cur != NULL && cur->data != NULL;
3683              cur = cur->next) {
3684                 msginfo = gtk_ctree_node_get_row_data
3685                         (ctree, GTK_CTREE_NODE(cur->data));
3686                 if (msginfo)
3687                         procmsg_print_message(msginfo, cmdline);
3688         }
3689
3690         g_free(cmdline);
3691 #else
3692         for (cur = clist->selection;
3693              cur != NULL && cur->data != NULL;
3694              cur = cur->next) {
3695                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3696                 if (node != summaryview->displayed) {
3697                         MessageView *tmpview = messageview_create(
3698                                                 summaryview->mainwin);
3699                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3700                                                 GTK_CTREE(summaryview->ctree),
3701                                                 node);
3702
3703                         messageview_init(tmpview);
3704                         tmpview->all_headers = summaryview->messageview->all_headers;
3705                         if (msginfo && messageview_show(tmpview, msginfo,
3706                                 tmpview->all_headers) >= 0) {
3707                                         print_mimeview(tmpview->mimeview);
3708                         }
3709                         messageview_destroy(tmpview);
3710                 } else {
3711                         print_mimeview(summaryview->messageview->mimeview);
3712                 }
3713         }
3714 #endif
3715 }
3716
3717 gboolean summary_execute(SummaryView *summaryview)
3718 {
3719         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3720         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3721         GtkCTreeNode *node, *next;
3722         GtkCTreeNode *new_selected = NULL;
3723         gint move_val = -1;
3724
3725         if (!summaryview->folder_item) return FALSE;
3726
3727         if (summary_is_locked(summaryview)) return FALSE;
3728         summary_lock(summaryview);
3729
3730         gtk_clist_freeze(clist);
3731
3732         if (summaryview->threaded)
3733                 summary_unthread_for_exec(summaryview);
3734
3735         folder_item_update_freeze();
3736         move_val = summary_execute_move(summaryview);
3737         summary_execute_copy(summaryview);
3738         summary_execute_delete(summaryview);
3739
3740         node = GTK_CTREE_NODE(clist->row_list);
3741         for (; node != NULL; node = next) {
3742                 next = gtkut_ctree_node_next(ctree, node);
3743                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3744
3745                 if (node == summaryview->displayed) {
3746                         messageview_clear(summaryview->messageview);
3747                         summaryview->displayed = NULL;
3748                 }
3749                 if (GTK_CTREE_ROW(node)->children != NULL) {
3750                         g_warning("summary_execute(): children != NULL\n");
3751                         continue;
3752                 }
3753
3754                 if (!new_selected &&
3755                     gtkut_ctree_node_is_selected(ctree, node)) {
3756                         summary_unselect_all(summaryview);
3757                         new_selected = summary_find_next_msg(summaryview, node);
3758                         if (!new_selected)
3759                                 new_selected = summary_find_prev_msg
3760                                         (summaryview, node);
3761                 }
3762
3763                 gtk_ctree_remove_node(ctree, node);
3764         }
3765
3766         folder_item_update_thaw();
3767         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3768
3769         if (new_selected) {
3770                 summary_unlock(summaryview);
3771                 gtk_sctree_select
3772                         (GTK_SCTREE(ctree),
3773                          new_selected);
3774                 summary_lock(summaryview);
3775         }
3776
3777         if (summaryview->threaded) {
3778                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3779                 summary_thread_build(summaryview);
3780                 summary_thread_init(summaryview);
3781                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3782         }
3783
3784         summaryview->selected = clist->selection ?
3785                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3786
3787         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3788                 menu_set_insensitive_all
3789                         (GTK_MENU_SHELL(summaryview->popupmenu));
3790                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3791         } else
3792                 gtk_widget_grab_focus(summaryview->ctree);
3793
3794         summary_update_status(summaryview);
3795         summary_status_show(summaryview);
3796
3797         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
3798
3799         summary_unlock(summaryview);
3800
3801         if (move_val < 0)
3802                 summary_show(summaryview, summaryview->folder_item);
3803         return TRUE;
3804 }
3805
3806 static gint summary_execute_move(SummaryView *summaryview)
3807 {
3808         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3809         GSList *cur;
3810         gint val = -1;
3811         /* search moving messages and execute */
3812         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3813                                 summaryview);
3814
3815         if (summaryview->mlist) {
3816                 val = procmsg_move_messages(summaryview->mlist);
3817
3818                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3819                         procmsg_msginfo_free((MsgInfo *)cur->data);
3820                 g_slist_free(summaryview->mlist);
3821                 summaryview->mlist = NULL;
3822         }
3823         return val;
3824 }
3825
3826 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3827                                       gpointer data)
3828 {
3829         SummaryView *summaryview = data;
3830         MsgInfo *msginfo;
3831
3832         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3833
3834         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3835                 summaryview->mlist =
3836                         g_slist_prepend(summaryview->mlist, msginfo);
3837                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3838
3839                 if (msginfo->msgid && *msginfo->msgid &&
3840                     node == g_hash_table_lookup(summaryview->msgid_table,
3841                                                 msginfo->msgid))
3842                         g_hash_table_remove(summaryview->msgid_table,
3843                                             msginfo->msgid);
3844         }
3845 }
3846
3847 static void summary_execute_copy(SummaryView *summaryview)
3848 {
3849         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3850
3851         /* search copying messages and execute */
3852         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3853                                 summaryview);
3854
3855         if (summaryview->mlist) {
3856                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3857                 procmsg_copy_messages(summaryview->mlist);
3858
3859                 g_slist_free(summaryview->mlist);
3860                 summaryview->mlist = NULL;
3861         }
3862 }
3863
3864 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3865                                       gpointer data)
3866 {
3867         SummaryView *summaryview = data;
3868         MsgInfo *msginfo;
3869
3870         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3871
3872         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3873                 summaryview->mlist =
3874                         g_slist_prepend(summaryview->mlist, msginfo);
3875
3876                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3877                 summary_set_row_marks(summaryview, node);
3878         }
3879 }
3880
3881 static void summary_execute_delete(SummaryView *summaryview)
3882 {
3883         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3884         GSList *cur;
3885
3886         /* search deleting messages and execute */
3887         gtk_ctree_pre_recursive
3888                 (ctree, NULL, summary_execute_delete_func, summaryview);
3889
3890         if (!summaryview->mlist) return;
3891
3892         folder_item_remove_msgs(summaryview->folder_item,
3893                                 summaryview->mlist);
3894
3895         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3896                 procmsg_msginfo_free((MsgInfo *)cur->data);
3897
3898         g_slist_free(summaryview->mlist);
3899         summaryview->mlist = NULL;
3900 }
3901
3902 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3903                                         gpointer data)
3904 {
3905         SummaryView *summaryview = data;
3906         MsgInfo *msginfo;
3907
3908         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3909
3910         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3911                 summaryview->mlist =
3912                         g_slist_append(summaryview->mlist, msginfo);
3913                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3914
3915                 if (msginfo->msgid && *msginfo->msgid &&
3916                     node == g_hash_table_lookup(summaryview->msgid_table,
3917                                                 msginfo->msgid)) {
3918                         g_hash_table_remove(summaryview->msgid_table,
3919                                             msginfo->msgid);
3920                 }
3921                 if (msginfo->subject && *msginfo->subject &&
3922                     node == subject_table_lookup(summaryview->subject_table,
3923                                                  msginfo->subject)) {
3924                         subject_table_remove(summaryview->subject_table,
3925                                              msginfo->subject);
3926                 }
3927         }
3928 }
3929
3930 /* thread functions */
3931
3932 void summary_thread_build(SummaryView *summaryview)
3933 {
3934         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3935         GtkCTreeNode *node;
3936         GtkCTreeNode *next;
3937         GtkCTreeNode *parent;
3938         MsgInfo *msginfo;
3939         GSList *reflist;
3940
3941         summary_lock(summaryview);
3942
3943         debug_print("Building threads...");
3944         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3945         main_window_cursor_wait(summaryview->mainwin);
3946
3947         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3948                                        G_CALLBACK(summary_tree_expanded), summaryview);
3949         gtk_clist_freeze(GTK_CLIST(ctree));
3950
3951         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3952         while (node) {
3953                 next = GTK_CTREE_ROW(node)->sibling;
3954
3955                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3956
3957                 parent = NULL;
3958
3959                 if (msginfo && msginfo->inreplyto) {
3960                         parent = g_hash_table_lookup(summaryview->msgid_table,
3961                                                      msginfo->inreplyto);
3962
3963                         if (!parent && msginfo->references) {
3964                                 for (reflist = msginfo->references;
3965                                      reflist != NULL; reflist = reflist->next)
3966                                         if ((parent = g_hash_table_lookup
3967                                                 (summaryview->msgid_table,
3968                                                  reflist->data)))
3969                                                 break;
3970                         }
3971                 }
3972
3973                 if (prefs_common.thread_by_subject && parent == NULL) {
3974                         parent = subject_table_lookup
3975                                 (summaryview->subject_table,
3976                                  msginfo->subject);
3977                 }
3978
3979                 if (parent && parent != node) {
3980                         gtk_ctree_move(ctree, node, parent, NULL);
3981                 }
3982
3983                 node = next;
3984         }
3985
3986         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3987
3988         gtk_clist_thaw(GTK_CLIST(ctree));
3989         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3990                                          G_CALLBACK(summary_tree_expanded), summaryview);
3991
3992         debug_print("done.\n");
3993         STATUSBAR_POP(summaryview->mainwin);
3994         main_window_cursor_normal(summaryview->mainwin);
3995
3996         summaryview->threaded = TRUE;
3997
3998         summary_unlock(summaryview);
3999 }
4000
4001 static void summary_thread_init(SummaryView *summaryview)
4002 {
4003         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4004         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4005         GtkCTreeNode *next;
4006
4007         if (!summaryview->thread_collapsed) {
4008                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4009                                        G_CALLBACK(summary_tree_expanded), summaryview);
4010                 while (node) {
4011                         next = GTK_CTREE_ROW(node)->sibling;
4012                         if (GTK_CTREE_ROW(node)->children)
4013                                 gtk_ctree_expand_recursive(ctree, node);
4014                         node = next;
4015                 }
4016                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4017                                        G_CALLBACK(summary_tree_expanded), summaryview);
4018         }
4019 }
4020
4021 void summary_unthread(SummaryView *summaryview)
4022 {
4023         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4024         GtkCTreeNode *node;
4025         GtkCTreeNode *child;
4026         GtkCTreeNode *sibling;
4027         GtkCTreeNode *next_child;
4028
4029         summary_lock(summaryview);
4030
4031         debug_print("Unthreading...");
4032         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
4033         main_window_cursor_wait(summaryview->mainwin);
4034
4035         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4036                                         summary_tree_collapsed, summaryview);
4037         gtk_clist_freeze(GTK_CLIST(ctree));
4038
4039         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4040              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4041                 child = GTK_CTREE_ROW(node)->children;
4042                 sibling = GTK_CTREE_ROW(node)->sibling;
4043
4044                 while (child != NULL) {
4045                         next_child = GTK_CTREE_ROW(child)->sibling;
4046                         gtk_ctree_move(ctree, child, NULL, sibling);
4047                         child = next_child;
4048                 }
4049         }
4050
4051         /* CLAWS: and sort it */
4052         gtk_sctree_sort_recursive(ctree, NULL);
4053
4054         gtk_clist_thaw(GTK_CLIST(ctree));
4055         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4056                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4057
4058         debug_print("done.\n");
4059         STATUSBAR_POP(summaryview->mainwin);
4060         main_window_cursor_normal(summaryview->mainwin);
4061
4062         summaryview->threaded = FALSE;
4063
4064         summary_unlock(summaryview);
4065 }
4066
4067 static void summary_unthread_for_exec(SummaryView *summaryview)
4068 {
4069         GtkCTreeNode *node;
4070         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4071
4072         debug_print("Unthreading for execution...");
4073
4074         START_LONG_OPERATION(summaryview);
4075
4076         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4077              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4078                 summary_unthread_for_exec_func(ctree, node, NULL);
4079         }
4080
4081         END_LONG_OPERATION(summaryview);
4082
4083         debug_print("done.\n");
4084 }
4085
4086 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4087                                            gpointer data)
4088 {
4089         MsgInfo *msginfo;
4090         GtkCTreeNode *top_parent;
4091         GtkCTreeNode *child;
4092         GtkCTreeNode *sibling;
4093
4094         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4095
4096         if (!msginfo ||
4097             (!MSG_IS_MOVE(msginfo->flags) &&
4098              !MSG_IS_DELETED(msginfo->flags)))
4099                 return;
4100         child = GTK_CTREE_ROW(node)->children;
4101         if (!child) return;
4102
4103         for (top_parent = node;
4104              GTK_CTREE_ROW(top_parent)->parent != NULL;
4105              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4106                 ;
4107         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4108
4109         while (child != NULL) {
4110                 GtkCTreeNode *next_child;
4111
4112                 next_child = GTK_CTREE_ROW(child)->sibling;
4113                 gtk_ctree_move(ctree, child, NULL, sibling);
4114                 child = next_child;
4115         }
4116 }
4117
4118 void summary_expand_threads(SummaryView *summaryview)
4119 {
4120         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4121         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4122
4123         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4124                                        G_CALLBACK(summary_tree_expanded), summaryview);
4125         gtk_clist_freeze(GTK_CLIST(ctree));
4126
4127         while (node) {
4128                 if (GTK_CTREE_ROW(node)->children) {
4129                         gtk_ctree_expand(ctree, node);
4130                         summary_set_row_marks(summaryview, node);
4131                 }
4132                 node = GTK_CTREE_NODE_NEXT(node);
4133         }
4134
4135         gtk_clist_thaw(GTK_CLIST(ctree));
4136         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4137                                          G_CALLBACK(summary_tree_expanded), summaryview);
4138
4139         summaryview->thread_collapsed = FALSE;
4140
4141         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4142 }
4143
4144 void summary_collapse_threads(SummaryView *summaryview)
4145 {
4146         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4147         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4148
4149         gtk_clist_freeze(GTK_CLIST(ctree));
4150
4151         while (node) {
4152                 if (GTK_CTREE_ROW(node)->children)
4153                         gtk_ctree_collapse(ctree, node);
4154                 node = GTK_CTREE_ROW(node)->sibling;
4155         }
4156
4157         gtk_clist_thaw(GTK_CLIST(ctree));
4158
4159         summaryview->thread_collapsed = TRUE;
4160
4161         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4162 }
4163
4164 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4165 {
4166         summary_lock(summaryview);
4167
4168         folder_item_update_freeze();
4169
4170         debug_print("filtering...");
4171         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4172         main_window_cursor_wait(summaryview->mainwin);
4173
4174         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4175
4176         if (selected_only) {
4177                 GList *cur;
4178
4179                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4180                      cur != NULL && cur->data != NULL; cur = cur->next) {
4181                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4182                                             GTK_CTREE_NODE(cur->data),
4183                                             summaryview);
4184                 }
4185         } else {
4186                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4187                                         GTK_CTREE_FUNC(summary_filter_func),
4188                                         summaryview);
4189         }
4190         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4191
4192         folder_item_update_thaw();
4193         debug_print("done.\n");
4194         STATUSBAR_POP(summaryview->mainwin);
4195         main_window_cursor_normal(summaryview->mainwin);
4196
4197         summary_unlock(summaryview);
4198
4199         /*
4200          * CLAWS: summary_show() only valid after having a lock. ideally
4201          * we want the lock to be context aware...
4202          */
4203         summary_show(summaryview, summaryview->folder_item);
4204 }
4205
4206 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4207                                 gpointer data)
4208 {
4209         MailFilteringData mail_filtering_data;
4210         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4211
4212         mail_filtering_data.msginfo = msginfo;
4213         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4214                 return;
4215
4216         filter_message_by_msginfo(filtering_rules, msginfo);
4217 }
4218
4219 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4220                                  PrefsFilterType type, gint processing_rule)
4221 {
4222         gchar *header = NULL;
4223         gchar *key = NULL;
4224
4225         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4226
4227         if (processing_rule) {
4228                 if (item == NULL)
4229                         prefs_filtering_open(&pre_global_processing,
4230                                              _("Processing rules to apply before folder rules"),
4231                                              header, key);
4232                 else
4233                         prefs_filtering_open(&item->prefs->processing,
4234                                              _("Processing configuration"),
4235                                              header, key);
4236         }
4237         else {
4238                 prefs_filtering_open(&filtering_rules,
4239                                      _("Filtering configuration"),
4240                                        header, key);
4241         }
4242
4243         g_free(header);
4244         g_free(key);
4245 }
4246
4247 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4248                          gint processing_rule)
4249 {
4250         MsgInfo *msginfo;
4251         FolderItem * item;
4252
4253         if (!summaryview->selected) return;
4254
4255         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4256                                               summaryview->selected);
4257         if (!msginfo) return;
4258
4259         item = summaryview->folder_item;
4260         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4261 }
4262
4263 /* color label */
4264
4265 #define N_COLOR_LABELS colorlabel_get_color_count()
4266
4267 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4268                                                      gpointer data)
4269 {
4270         guint color = GPOINTER_TO_UINT(data);
4271         SummaryView *summaryview;
4272
4273         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4274         g_return_if_fail(summaryview != NULL);
4275
4276         /* "dont_toggle" state set? */
4277         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4278                                 "dont_toggle"))
4279                 return;
4280
4281         summary_set_colorlabel(summaryview, color, NULL);
4282 }
4283
4284 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4285  * for the messsage; not the color index */
4286 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4287                                   guint labelcolor)
4288 {
4289         GdkColor color;
4290         GtkStyle *style, *prev_style, *ctree_style;
4291         MsgInfo *msginfo;
4292         gint color_index;
4293
4294         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4295
4296         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4297         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4298         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4299
4300         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4301                 if (!prev_style) return;
4302                 style = gtk_style_copy(prev_style);
4303                 color = ctree_style->fg[GTK_STATE_NORMAL];
4304                 style->fg[GTK_STATE_NORMAL] = color;
4305                 color = ctree_style->fg[GTK_STATE_SELECTED];
4306                 style->fg[GTK_STATE_SELECTED] = color;
4307         } else {
4308                 if (prev_style)
4309                         style = gtk_style_copy(prev_style);
4310                 else
4311                         style = gtk_style_copy(ctree_style);
4312                 color = colorlabel_get_color(color_index);
4313                 style->fg[GTK_STATE_NORMAL] = color;
4314                 /* get the average of label color and selected fg color
4315                    for visibility */
4316                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4317                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4318                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4319         }
4320
4321         gtk_ctree_node_set_row_style(ctree, node, style);
4322 }
4323
4324 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4325 {
4326         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4327         MsgInfo *msginfo;
4328
4329         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4330
4331         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4332                                         MSG_CLABEL_FLAG_MASK, 0);
4333 }
4334
4335 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4336                             GtkWidget *widget)
4337 {
4338         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4339         GList *cur;
4340
4341         START_LONG_OPERATION(summaryview);
4342
4343         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4344                 summary_set_row_colorlabel(summaryview,
4345                                            GTK_CTREE_NODE(cur->data), labelcolor);
4346         END_LONG_OPERATION(summaryview);
4347 }
4348
4349 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4350                                                           gpointer data)
4351 {
4352         SummaryView *summaryview;
4353         GtkMenuShell *menu;
4354         GtkCheckMenuItem **items;
4355         gint n;
4356         GList *cur, *sel;
4357
4358         summaryview = (SummaryView *)data;
4359         g_return_if_fail(summaryview != NULL);
4360
4361         sel = GTK_CLIST(summaryview->ctree)->selection;
4362         if (!sel) return;
4363
4364         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4365         g_return_if_fail(menu != NULL);
4366
4367         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4368
4369         /* NOTE: don't return prematurely because we set the "dont_toggle"
4370          * state for check menu items */
4371         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4372                           GINT_TO_POINTER(1));
4373
4374         /* clear items. get item pointers. */
4375         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4376                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4377                         gtk_check_menu_item_set_active
4378                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4379                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4380                         n++;
4381                 }
4382         }
4383
4384         if (n == (N_COLOR_LABELS + 1)) {
4385                 /* iterate all messages and set the state of the appropriate
4386                  * items */
4387                 for (; sel != NULL; sel = sel->next) {
4388                         MsgInfo *msginfo;
4389                         gint clabel;
4390
4391                         msginfo = gtk_ctree_node_get_row_data
4392                                 (GTK_CTREE(summaryview->ctree),
4393                                  GTK_CTREE_NODE(sel->data));
4394                         if (msginfo) {
4395                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4396                                 if (!items[clabel]->active)
4397                                         gtk_check_menu_item_set_active
4398                                                 (items[clabel], TRUE);
4399                         }
4400                 }
4401         } else
4402                 g_warning("invalid number of color elements (%d)\n", n);
4403
4404         /* reset "dont_toggle" state */
4405         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4406                           GINT_TO_POINTER(0));
4407 }
4408
4409 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4410 {
4411         GtkWidget *label_menuitem;
4412         GtkWidget *menu;
4413         GtkWidget *item;
4414         gint i;
4415
4416         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4417                                                    "/Color label");
4418         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4419                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4420                            summaryview);
4421         gtk_widget_show(label_menuitem);
4422
4423         menu = gtk_menu_new();
4424
4425         /* create sub items. for the menu item activation callback we pass the
4426          * index of label_colors[] as data parameter. for the None color we
4427          * pass an invalid (high) value. also we attach a data pointer so we
4428          * can always get back the SummaryView pointer. */
4429
4430         item = gtk_check_menu_item_new_with_label(_("None"));
4431         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4432         g_signal_connect(G_OBJECT(item), "activate",
4433                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4434                            GUINT_TO_POINTER(0));
4435         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4436         gtk_widget_show(item);
4437
4438         item = gtk_menu_item_new();
4439         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4440         gtk_widget_show(item);
4441
4442         /* create pixmap/label menu items */
4443         for (i = 0; i < N_COLOR_LABELS; i++) {
4444                 item = colorlabel_create_check_color_menu_item(i);
4445                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4446                 g_signal_connect(G_OBJECT(item), "activate",
4447                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4448                                  GUINT_TO_POINTER(i + 1));
4449                 g_object_set_data(G_OBJECT(item), "summaryview",
4450                                   summaryview);
4451                 gtk_widget_show(item);
4452         }
4453
4454         gtk_widget_show(menu);
4455         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4456         summaryview->colorlabel_menu = menu;
4457 }
4458
4459 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4460 {
4461         GtkWidget *ctree;
4462         gint *col_pos = summaryview->col_pos;
4463         SummaryColumnState *col_state;
4464         gchar *titles[N_SUMMARY_COLS];
4465         SummaryColumnType type;
4466         gint pos;
4467
4468         memset(titles, 0, sizeof(titles));
4469
4470         col_state = prefs_summary_column_get_config();
4471         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4472                 summaryview->col_state[pos] = col_state[pos];
4473                 type = col_state[pos].type;
4474                 col_pos[type] = pos;
4475                 titles[pos] = "dummy";
4476         }
4477         col_state = summaryview->col_state;
4478
4479         ctree = gtk_sctree_new_with_titles
4480                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4481
4482         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4483         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4484                                            GTK_JUSTIFY_CENTER);
4485         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4486                                            GTK_JUSTIFY_CENTER);
4487         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4488                                            GTK_JUSTIFY_CENTER);
4489         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4490                                            GTK_JUSTIFY_CENTER);
4491         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4492                                            GTK_JUSTIFY_RIGHT);
4493         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4494                                            GTK_JUSTIFY_RIGHT);
4495         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4496                                            GTK_JUSTIFY_RIGHT);
4497         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4498                                    SUMMARY_COL_MARK_WIDTH);
4499         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4500                                    SUMMARY_COL_STATUS_WIDTH);
4501         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4502                                    SUMMARY_COL_LOCKED_WIDTH);
4503         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4504                                    SUMMARY_COL_MIME_WIDTH);
4505         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4506                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4507         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4508                                    prefs_common.summary_col_size[S_COL_FROM]);
4509         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4510                                    prefs_common.summary_col_size[S_COL_TO]);
4511         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4512                                    prefs_common.summary_col_size[S_COL_DATE]);
4513         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4514                                    prefs_common.summary_col_size[S_COL_SIZE]);
4515         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4516                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4517         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4518                                    prefs_common.summary_col_size[S_COL_SCORE]);
4519         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4520         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4521                                      GTK_CTREE_EXPANDER_SQUARE);
4522 #if 0
4523         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4524         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4525                                      GTK_CTREE_EXPANDER_TRIANGLE);
4526 #endif
4527         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4528         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
4529
4530         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4531                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4532                                        GTK_CAN_FOCUS);
4533                 gtk_clist_set_column_visibility
4534                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4535         }
4536
4537         /* connect signal to the buttons for sorting */
4538 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4539         g_signal_connect \
4540                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4541                  "clicked", \
4542                  G_CALLBACK(func), \
4543                  summaryview)
4544
4545         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4546         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4547         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4548         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4549         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4550         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4551         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4552         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4553         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4554         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4555         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4556
4557 #undef CLIST_BUTTON_SIGNAL_CONNECT
4558
4559         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4560                          G_CALLBACK(summary_selected), summaryview);
4561         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
4562                          G_CALLBACK(summary_unselected), summaryview);
4563         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4564                          G_CALLBACK(summary_button_pressed),
4565                          summaryview);
4566         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4567                          G_CALLBACK(summary_button_released),
4568                          summaryview);
4569         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4570                          G_CALLBACK(summary_key_pressed), summaryview);
4571         g_signal_connect(G_OBJECT(ctree), "resize_column",
4572                          G_CALLBACK(summary_col_resized), summaryview);
4573         g_signal_connect(G_OBJECT(ctree), "open_row",
4574                          G_CALLBACK(summary_open_row), summaryview);
4575
4576         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4577                                G_CALLBACK(summary_tree_expanded),
4578                                summaryview);
4579         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4580                                G_CALLBACK(summary_tree_collapsed),
4581                                summaryview);
4582
4583         g_signal_connect(G_OBJECT(ctree), "start_drag",
4584                          G_CALLBACK(summary_start_drag),
4585                          summaryview);
4586         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4587                          G_CALLBACK(summary_drag_data_get),
4588                          summaryview);
4589
4590         return ctree;
4591 }
4592
4593 void summary_set_column_order(SummaryView *summaryview)
4594 {
4595         GtkWidget *ctree;
4596         GtkWidget *scrolledwin = summaryview->scrolledwin;
4597         FolderItem *item;
4598         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4599         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4600
4601         item = summaryview->folder_item;
4602
4603         summary_clear_all(summaryview);
4604         gtk_widget_destroy(summaryview->ctree);
4605
4606         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4607         summary_set_fonts(summaryview);
4608         summary_set_column_titles(summaryview);
4609         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4610                                             GTK_CLIST(ctree)->hadjustment);
4611         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4612                                             GTK_CLIST(ctree)->vadjustment);
4613         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4614         gtk_widget_show(ctree);
4615
4616         summary_show(summaryview, item);
4617
4618         summary_select_by_msgnum(summaryview, selected_msgnum);
4619
4620         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4621         if (!summaryview->displayed)
4622                 messageview_clear(summaryview->messageview);
4623         else
4624                 summary_redisplay_msg(summaryview);
4625 }
4626
4627
4628 /* callback functions */
4629
4630 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4631                                    SummaryView *summaryview)
4632 {
4633         if (event)
4634                 summary_toggle_view(summaryview);
4635         return TRUE;
4636 }
4637
4638 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4639                                        SummaryView *summaryview)
4640 {
4641         if (!event) return FALSE;
4642
4643         if (event->button == 3) {
4644                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4645                 /* right clicked */
4646                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4647                                NULL, NULL, event->button, event->time);
4648         } else if (event->button == 2) {
4649                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4650         } else if (event->button == 1) {
4651                 if (!prefs_common.emulate_emacs &&
4652                     messageview_is_visible(summaryview->messageview))
4653                         summaryview->display_msg = TRUE;
4654         }
4655
4656         return FALSE;
4657 }
4658
4659 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4660                                         SummaryView *summaryview)
4661 {
4662         return FALSE;
4663 }
4664
4665 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4666 {
4667         summary_key_pressed(summaryview->ctree, event, summaryview);
4668 }
4669
4670 #define BREAK_ON_MODIFIER_KEY() \
4671         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4672
4673 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4674                                     SummaryView *summaryview)
4675 {
4676         GtkCTree *ctree = GTK_CTREE(widget);
4677         GtkCTreeNode *node;
4678         MessageView *messageview;
4679         TextView *textview;
4680         GtkAdjustment *adj;
4681         gboolean mod_pressed;
4682
4683         if (summary_is_locked(summaryview)) return TRUE;
4684         if (!event) return TRUE;
4685
4686         if (quicksearch_has_focus(summaryview->quicksearch))
4687                 return FALSE;
4688
4689         switch (event->keyval) {
4690         case GDK_Left:          /* Move focus */
4691                 adj = gtk_scrolled_window_get_hadjustment
4692                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4693                 if (adj->lower != adj->value)
4694                         break;
4695                 /* FALLTHROUGH */
4696         case GDK_Escape:
4697                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4698                 return TRUE;
4699         case GDK_Home:
4700         case GDK_End:
4701                 if ((node = summaryview->selected) != NULL) {
4702                         GtkCTreeNode *next = NULL;
4703                         next = (event->keyval == GDK_Home)
4704                                         ? gtk_ctree_node_nth(ctree, 0)
4705                                         : gtk_ctree_node_nth(ctree,
4706                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4707                         if (next) {
4708                                 gtk_sctree_select_with_state
4709                                         (GTK_SCTREE(ctree), next, event->state);
4710
4711                                 /* Deprecated - what are the non-deprecated equivalents? */
4712                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4713                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4714                                 summaryview->selected = next;
4715                         }
4716                 }
4717                 return TRUE;
4718         default:
4719                 break;
4720         }
4721
4722         if (!summaryview->selected) {
4723                 node = gtk_ctree_node_nth(ctree, 0);
4724                 if (node)
4725                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4726                 else
4727                         return TRUE;
4728         }
4729
4730         messageview = summaryview->messageview;
4731         textview = messageview->mimeview->textview;
4732
4733         mod_pressed =
4734                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4735
4736         switch (event->keyval) {
4737         case GDK_space:         /* Page down or go to the next */
4738                 if (event->state & GDK_SHIFT_MASK)
4739                         textview_scroll_page(textview, TRUE);
4740                 else {
4741                         if (summaryview->displayed != summaryview->selected) {
4742                                 summary_display_msg(summaryview,
4743                                                     summaryview->selected);
4744                                 break;
4745                         }
4746                         if (mod_pressed) {
4747                                 if (!textview_scroll_page(textview, TRUE))
4748                                         summary_select_prev_unread(summaryview);
4749                         } else {
4750                                 if (!textview_scroll_page(textview, FALSE))
4751                                         summary_select_next_unread(summaryview);
4752                         }
4753                 }
4754                 break;
4755         case GDK_BackSpace:     /* Page up */
4756                 textview_scroll_page(textview, TRUE);
4757                 break;
4758         case GDK_Return:        /* Scroll up/down one line */
4759                 if (summaryview->displayed != summaryview->selected) {
4760                         summary_display_msg(summaryview,
4761                                             summaryview->selected);
4762                         break;
4763                 }
4764                 textview_scroll_one_line(textview, mod_pressed);
4765                 break;
4766         case GDK_Delete:
4767                 BREAK_ON_MODIFIER_KEY();
4768                 summary_delete_trash(summaryview);
4769                 break;
4770         case GDK_y:
4771         case GDK_t:
4772         case GDK_l:
4773         case GDK_c:
4774                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
4775                         g_signal_stop_emission_by_name(G_OBJECT(widget),
4776                                        "key_press_event");
4777                         mimeview_pass_key_press_event(messageview->mimeview,
4778                                                       event);
4779                         break;
4780                 }
4781         default:
4782                 break;
4783         }
4784         return FALSE;
4785 }
4786
4787 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4788 {
4789         SummaryView *summaryview = data;
4790
4791         summary_show(summaryview, summaryview->folder_item);
4792 }
4793
4794 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4795 {
4796         SummaryView *summaryview = (SummaryView *)data;
4797
4798         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4799                 prefs_common.show_searchbar = TRUE;
4800                 quicksearch_show(summaryview->quicksearch);
4801         } else {
4802                 prefs_common.show_searchbar = FALSE;
4803                 quicksearch_hide(summaryview->quicksearch);
4804         }
4805 }
4806
4807 void summaryview_activate_quicksearch(SummaryView *summaryview)
4808 {
4809         gtk_toggle_button_set_active(
4810                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4811                 TRUE);
4812         quicksearch_show(summaryview->quicksearch);
4813 }
4814
4815 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4816 {
4817         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4818         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4819         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4820                 summary_reedit(summaryview);
4821         else
4822                 summary_open_msg(summaryview);
4823
4824         summaryview->display_msg = FALSE;
4825 }
4826
4827 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4828                                   SummaryView *summaryview)
4829 {
4830         summary_set_row_marks(summaryview, node);
4831         if (prefs_common.bold_unread) {
4832                 while (node) {
4833                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4834                         if (GTK_CTREE_ROW(node)->children)
4835                                 summary_set_row_marks(summaryview, node);
4836                         node = next;
4837                 }
4838         }
4839 }
4840
4841 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4842                                    SummaryView *summaryview)
4843 {
4844         summary_set_row_marks(summaryview, node);
4845 }
4846
4847 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
4848                                gint column, SummaryView *summaryview)
4849 {
4850         if (summary_is_locked(summaryview)
4851         ||  GTK_SCTREE(ctree)->selecting_range) {
4852                 return;
4853         }
4854
4855         summary_status_show(summaryview);
4856 }
4857
4858 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4859                              gint column, SummaryView *summaryview)
4860 {
4861         MsgInfo *msginfo;
4862         gboolean marked_unread = FALSE;
4863
4864         if (summary_is_locked(summaryview)
4865         ||  GTK_SCTREE(ctree)->selecting_range) {
4866                 return;
4867         }
4868
4869         summary_status_show(summaryview);
4870
4871         if (GTK_CLIST(ctree)->selection &&
4872             GTK_CLIST(ctree)->selection->next) {
4873                 summaryview->display_msg = FALSE;
4874                 summary_set_menu_sensitive(summaryview);
4875                 toolbar_main_set_sensitive(summaryview->mainwin);
4876                 return;
4877         }
4878
4879         summaryview->selected = row;
4880
4881         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4882         g_return_if_fail(msginfo != NULL);
4883
4884         switch (column < 0 ? column : summaryview->col_state[column].type) {
4885         case S_COL_MARK:
4886                 if (!MSG_IS_DELETED(msginfo->flags) &&
4887                     !MSG_IS_MOVE(msginfo->flags) &&
4888                     !MSG_IS_COPY(msginfo->flags)) {
4889                         if (MSG_IS_MARKED(msginfo->flags)) {
4890                                 summary_unmark_row(summaryview, row);
4891                         } else {
4892                                 summary_mark_row(summaryview, row);
4893                         }
4894                 }
4895                 break;
4896         case S_COL_STATUS:
4897                 if (MSG_IS_UNREAD(msginfo->flags)) {
4898                         summary_mark_row_as_read(summaryview, row);
4899                         summary_status_show(summaryview);
4900                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4901                          !MSG_IS_FORWARDED(msginfo->flags)) {
4902                         marked_unread = TRUE;
4903                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4904                         summary_find_answers(summaryview, msginfo);
4905                         return;
4906                 }
4907                 break;
4908         case S_COL_LOCKED:
4909                 if (MSG_IS_LOCKED(msginfo->flags)) {
4910                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4911                         summary_set_row_marks(summaryview, row);
4912                 }
4913                 else
4914                         summary_lock_row(summaryview, row);
4915                 break;
4916         default:
4917                 break;
4918         }
4919
4920         if (summaryview->display_msg ||
4921             (prefs_common.always_show_msg &&
4922              messageview_is_visible(summaryview->messageview))) {
4923                 summaryview->display_msg = FALSE;
4924                 if (summaryview->displayed != row) {
4925                         summary_display_msg(summaryview, row);
4926                         if (marked_unread) {
4927                                 summary_mark_row_as_unread(summaryview, row);
4928                                 summary_status_show(summaryview);
4929                         }
4930                         return;
4931                 }
4932         }
4933
4934         if (marked_unread) {
4935                 summary_mark_row_as_unread(summaryview, row);
4936                 summary_status_show(summaryview);
4937         }
4938
4939         summary_set_menu_sensitive(summaryview);
4940         toolbar_main_set_sensitive(summaryview->mainwin);
4941 }
4942
4943 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4944                                 SummaryView *summaryview)
4945 {
4946         SummaryColumnType type = summaryview->col_state[column].type;
4947
4948         prefs_common.summary_col_size[type] = width;
4949 }
4950
4951
4952 /*
4953  * \brief get List of msginfo selected in SummaryView
4954  *
4955  * \param summaryview
4956  *
4957  * \return GSList holding MsgInfo
4958  */
4959 GSList *summary_get_selection(SummaryView *summaryview)
4960 {
4961         GList *sel = NULL;
4962         GSList *msginfo_list = NULL;
4963
4964         g_return_val_if_fail(summaryview != NULL, NULL);
4965
4966         sel = GTK_CLIST(summaryview->ctree)->selection;
4967
4968         g_return_val_if_fail(sel != NULL, NULL);
4969
4970         for ( ; sel != NULL; sel = sel->next)
4971                 msginfo_list =
4972                         g_slist_append(msginfo_list,
4973                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4974                                                                    GTK_CTREE_NODE(sel->data)));
4975         return msginfo_list;
4976 }
4977
4978 static void summary_reply_cb(SummaryView *summaryview, guint action,
4979                              GtkWidget *widget)
4980 {
4981         MessageView *msgview = (MessageView*)summaryview->messageview;
4982         GSList *msginfo_list;
4983
4984         g_return_if_fail(msgview != NULL);
4985
4986         msginfo_list = summary_get_selection(summaryview);
4987         g_return_if_fail(msginfo_list != NULL);
4988         compose_reply_from_messageview(msgview, msginfo_list, action);
4989         g_slist_free(msginfo_list);
4990 }
4991
4992 static void summary_show_all_header_cb(SummaryView *summaryview,
4993                                        guint action, GtkWidget *widget)
4994 {
4995         summaryview->messageview->all_headers =
4996                         GTK_CHECK_MENU_ITEM(widget)->active;
4997         summary_display_msg_selected(summaryview,
4998                                      GTK_CHECK_MENU_ITEM(widget)->active);
4999 }
5000
5001 static void summary_add_address_cb(SummaryView *summaryview,
5002                                    guint action, GtkWidget *widget)
5003 {
5004         summary_add_address(summaryview);
5005 }
5006
5007 static void summary_create_filter_cb(SummaryView *summaryview,
5008                                      guint action, GtkWidget *widget)
5009 {
5010         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5011 }
5012
5013 static void summary_create_processing_cb(SummaryView *summaryview,
5014                                          guint action, GtkWidget *widget)
5015 {
5016         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5017 }
5018
5019 static void summary_sort_by_column_click(SummaryView *summaryview,
5020                                          FolderSortKey sort_key)
5021 {
5022         GtkCTreeNode *node = NULL;
5023         START_TIMING("summary_sort_by_column_click");
5024         if (summaryview->sort_key == sort_key)
5025                 summary_sort(summaryview, sort_key,
5026                              summaryview->sort_type == SORT_ASCENDING
5027                              ? SORT_DESCENDING : SORT_ASCENDING);
5028         else
5029                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5030
5031         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5032
5033         if (prefs_common.bold_unread) {
5034                 while (node) {
5035                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5036                         if (GTK_CTREE_ROW(node)->children)
5037                                 summary_set_row_marks(summaryview, node);
5038                         node = next;
5039                 }
5040         }
5041         END_TIMING();
5042 }
5043
5044 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5045 {
5046         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5047 }
5048
5049 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5050 {
5051         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5052 }
5053
5054 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5055 {
5056         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5057 }
5058
5059 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5060 {
5061         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5062 }
5063
5064 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5065 {
5066         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5067 }
5068
5069 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5070 {
5071         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5072 }
5073
5074 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5075 {
5076         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5077 }
5078
5079 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5080 {
5081         summary_sort_by_column_click(summaryview, SORT_BY_TO);
5082 }
5083
5084 static void summary_subject_clicked(GtkWidget *button,
5085                                     SummaryView *summaryview)
5086 {
5087         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5088 }
5089
5090 static void summary_score_clicked(GtkWidget *button,
5091                                   SummaryView *summaryview)
5092 {
5093         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5094 }
5095
5096 static void summary_locked_clicked(GtkWidget *button,
5097                                    SummaryView *summaryview)
5098 {
5099         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5100 }
5101
5102 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5103                                SummaryView *summaryview)
5104 {
5105         GdkDragContext *context;
5106
5107         g_return_if_fail(summaryview != NULL);
5108         g_return_if_fail(summaryview->folder_item != NULL);
5109         g_return_if_fail(summaryview->folder_item->folder != NULL);
5110         if (summaryview->selected == NULL) return;
5111
5112         context = gtk_drag_begin(widget, summaryview->target_list,
5113                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5114         gtk_drag_set_icon_default(context);
5115 }
5116
5117 static void summary_drag_data_get(GtkWidget        *widget,
5118                                   GdkDragContext   *drag_context,
5119                                   GtkSelectionData *selection_data,
5120                                   guint             info,
5121                                   guint             time,
5122                                   SummaryView      *summaryview)
5123 {
5124         if (info == TARGET_MAIL_URI_LIST) {
5125                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5126                 GList *cur;
5127                 MsgInfo *msginfo;
5128                 gchar *mail_list = NULL, *tmp1, *tmp2;
5129
5130                 for (cur = GTK_CLIST(ctree)->selection;
5131                      cur != NULL && cur->data != NULL; cur = cur->next) {
5132                         msginfo = gtk_ctree_node_get_row_data
5133                                 (ctree, GTK_CTREE_NODE(cur->data));
5134                         tmp2 = procmsg_get_message_file(msginfo);
5135                         if (!tmp2) continue;
5136                         tmp1 = g_strconcat("file://", tmp2, NULL);
5137                         g_free(tmp2);
5138
5139                         if (!mail_list) {
5140                                 mail_list = tmp1;
5141                         } else {
5142                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5143                                 g_free(mail_list);
5144                                 g_free(tmp1);
5145                                 mail_list = tmp2;
5146                         }
5147                 }
5148
5149                 if (mail_list != NULL) {
5150                         gtk_selection_data_set(selection_data,
5151                                                selection_data->target, 8,
5152                                                mail_list, strlen(mail_list));
5153                         g_free(mail_list);
5154                 }
5155         } else if (info == TARGET_DUMMY) {
5156                 if (GTK_CLIST(summaryview->ctree)->selection)
5157                         gtk_selection_data_set(selection_data,
5158                                                selection_data->target, 8,
5159                                                "Dummy-Summaryview",
5160                                                strlen("Dummy-Summaryview")+1);
5161         }
5162 }
5163
5164
5165 /* custom compare functions for sorting */
5166
5167 #define CMP_FUNC_DEF(func_name, val)                                     \
5168 static gint func_name(GtkCList *clist,                                   \
5169                       gconstpointer ptr1, gconstpointer ptr2)            \
5170 {                                                                        \
5171         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5172         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5173                                                                          \
5174         if (!msginfo1 || !msginfo2)                                      \
5175                 return -1;                                               \
5176                                                                          \
5177         return (val);                                                    \
5178 }
5179
5180 CMP_FUNC_DEF(summary_cmp_by_mark,
5181              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5182 CMP_FUNC_DEF(summary_cmp_by_status,
5183              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5184 CMP_FUNC_DEF(summary_cmp_by_mime,
5185              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5186 CMP_FUNC_DEF(summary_cmp_by_label,
5187              MSG_GET_COLORLABEL(msginfo1->flags) -
5188              MSG_GET_COLORLABEL(msginfo2->flags))
5189 CMP_FUNC_DEF(summary_cmp_by_locked,
5190              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5191
5192 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5193 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5194 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5195
5196 #undef CMP_FUNC_DEF
5197
5198 static gint summary_cmp_by_subject(GtkCList *clist,
5199                                    gconstpointer ptr1,
5200                                    gconstpointer ptr2)
5201 {
5202         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5203         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5204
5205         if (!msginfo1->subject)
5206                 return (msginfo2->subject != NULL);
5207         if (!msginfo2->subject)
5208                 return -1;
5209
5210         return subject_compare_for_sort
5211                 (msginfo1->subject, msginfo2->subject);
5212 }
5213
5214 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5215                                 gconstpointer ptr2)
5216 {
5217         const gchar *str1, *str2;
5218         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5219         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5220         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5221
5222         g_return_val_if_fail(sv, -1);
5223
5224         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5225         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5226
5227         if (!str1)
5228                 return str2 != NULL;
5229
5230         if (!str2)
5231                 return -1;
5232
5233         return g_utf8_collate(str1, str2);
5234 }
5235
5236 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5237                                 gconstpointer ptr2)
5238 {
5239         const gchar *str1, *str2;
5240         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5241         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5242         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5243
5244         g_return_val_if_fail(sv, -1);
5245
5246         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5247         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5248
5249         if (!str1)
5250                 return str2 != NULL;
5251
5252         if (!str2)
5253                 return -1;
5254
5255         return g_utf8_collate(str1, str2);
5256 }
5257
5258 static gint summary_cmp_by_simplified_subject
5259         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5260 {
5261         const FolderItemPrefs *prefs;
5262         const gchar *str1, *str2;
5263         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5264         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5265         const MsgInfo *msginfo1 = r1->data;
5266         const MsgInfo *msginfo2 = r2->data;
5267         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5268
5269         g_return_val_if_fail(sv, -1);
5270         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5271
5272         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5273         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5274
5275         if (!str1)
5276                 return str2 != NULL;
5277
5278         if (!str2)
5279                 return -1;
5280
5281         prefs = msginfo1->folder->prefs;
5282         if (!prefs)
5283                 prefs = msginfo2->folder->prefs;
5284         if (!prefs)
5285                 return -1;
5286
5287         return subject_compare_for_sort(str1, str2);
5288 }
5289
5290 static gint summary_cmp_by_score(GtkCList *clist,
5291                                  gconstpointer ptr1, gconstpointer ptr2)
5292 {
5293         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5294         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5295         int diff;
5296
5297         /* if score are equal, sort by date */
5298
5299         diff = msginfo1->score - msginfo2->score;
5300         if (diff != 0)
5301                 return diff;
5302         else
5303                 return summary_cmp_by_date(clist, ptr1, ptr2);
5304 }
5305
5306 static void news_flag_crosspost(MsgInfo *msginfo)
5307 {
5308         GString *line;
5309         gpointer key;
5310         gpointer value;
5311         Folder *mff;
5312
5313         g_return_if_fail(msginfo != NULL);
5314         g_return_if_fail(msginfo->folder != NULL);
5315         g_return_if_fail(msginfo->folder->folder != NULL);
5316         mff = msginfo->folder->folder;
5317         g_return_if_fail(mff->klass->type == F_NEWS);
5318
5319         if (mff->account->mark_crosspost_read) {
5320                 line = g_string_sized_new(128);
5321                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5322                 debug_print("nfcp: checking <%s>", line->str);
5323                 if (mff->newsart &&
5324                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5325                         debug_print(" <%s>", (gchar *)value);
5326                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5327                                 summary_msginfo_change_flags(msginfo,
5328                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5329                         }
5330                         g_hash_table_remove(mff->newsart, key);
5331                         g_free(key);
5332                 }
5333                 g_string_free(line, TRUE);
5334                 debug_print("\n");
5335         }
5336 }
5337
5338 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5339 {
5340         SummaryView *summaryview = (SummaryView *) data;
5341         MsgInfo *msginfo;
5342
5343         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5344
5345         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5346
5347         summary_set_row_marks(summaryview, row);
5348         debug_print("Message %d is marked as ignore thread\n",
5349             msginfo->msgnum);
5350 }
5351
5352 static void summary_ignore_thread(SummaryView *summaryview)
5353 {
5354         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5355         GList *cur;
5356
5357         START_LONG_OPERATION(summaryview);
5358         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5359                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5360                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5361                                         summaryview);
5362
5363         END_LONG_OPERATION(summaryview);
5364
5365         summary_status_show(summaryview);
5366 }
5367
5368 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5369 {
5370         SummaryView *summaryview = (SummaryView *) data;
5371         MsgInfo *msginfo;
5372
5373         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5374
5375         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5376
5377         summary_set_row_marks(summaryview, row);
5378         debug_print("Message %d is marked as unignore thread\n",
5379             msginfo->msgnum);
5380 }
5381
5382 static void summary_unignore_thread(SummaryView *summaryview)
5383 {
5384         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5385         GList *cur;
5386
5387         START_LONG_OPERATION(summaryview);
5388         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5389                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5390                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5391                                         summaryview);
5392
5393         END_LONG_OPERATION(summaryview);
5394
5395         summary_status_show(summaryview);
5396 }
5397
5398 static void summary_check_ignore_thread_func
5399                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5400 {
5401         MsgInfo *msginfo;
5402         gint *found_ignore = (gint *) data;
5403
5404         if (*found_ignore) return;
5405         else {
5406                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5407                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5408         }
5409 }
5410
5411 void summary_toggle_ignore_thread(SummaryView *summaryview)
5412 {
5413         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5414         GList *cur;
5415         gint found_ignore = 0;
5416
5417         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5418                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5419                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5420                                         &found_ignore);
5421
5422         if (found_ignore)
5423                 summary_unignore_thread(summaryview);
5424         else
5425                 summary_ignore_thread(summaryview);
5426 }
5427
5428 #if 0 /* OLD PROCESSING */
5429 static gboolean processing_apply_func(GNode *node, gpointer data)
5430 {
5431         FolderItem *item;
5432         GSList * processing;
5433         SummaryView * summaryview = (SummaryView *) data;
5434
5435         if (node == NULL)
5436                 return FALSE;
5437
5438         item = node->data;
5439         /* prevent from the warning */
5440         if (item->path == NULL)
5441                 return FALSE;
5442         processing = item->prefs->processing;
5443
5444
5445         if (processing != NULL) {
5446                 gchar * buf;
5447                 GSList * mlist;
5448                 GSList * cur;
5449
5450                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5451                 debug_print(buf);
5452                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5453                 g_free(buf);
5454
5455                 mlist = folder_item_get_msg_list(item);
5456                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5457                         MsgInfo * msginfo;
5458
5459                         msginfo = (MsgInfo *) cur->data;
5460                         filter_message_by_msginfo(processing, msginfo, NULL);
5461                         procmsg_msginfo_free(msginfo);
5462                 }
5463
5464                 g_slist_free(mlist);
5465
5466                 STATUSBAR_POP(summaryview->mainwin);
5467         }
5468
5469
5470         return FALSE;
5471 }
5472
5473 void processing_apply(SummaryView * summaryview)
5474 {
5475         GList * cur;
5476
5477         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5478                 Folder *folder;
5479
5480                 folder = (Folder *) cur->data;
5481                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5482                                 processing_apply_func, summaryview);
5483         }
5484 }
5485 #endif
5486
5487 void summary_toggle_show_read_messages(SummaryView *summaryview)
5488 {
5489         FolderItemUpdateData source;
5490         if (summaryview->folder_item->hide_read_msgs)
5491                 summaryview->folder_item->hide_read_msgs = 0;
5492         else
5493                 summaryview->folder_item->hide_read_msgs = 1;
5494
5495         source.item = summaryview->folder_item;
5496         source.update_flags = F_ITEM_UPDATE_NAME;
5497         source.msg = NULL;
5498         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5499         summary_show(summaryview, summaryview->folder_item);
5500 }
5501
5502 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5503                                              guint action)
5504 {
5505         GtkWidget *widget;
5506
5507         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5508                                            "/View/Hide read messages");
5509         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5510                           GINT_TO_POINTER(1));
5511         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5512         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5513                           GINT_TO_POINTER(0));
5514 }
5515
5516 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5517 {
5518         GtkWidget *ctree = summaryview->ctree;
5519         GtkWidget *pixmap;
5520
5521         gtk_widget_destroy(summaryview->folder_pixmap);
5522
5523         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5524         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5525         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5526         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5527         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5528         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5529         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5530         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5531         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5532         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5533         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5534         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5535         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5536
5537         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5538         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5539         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5540         gtk_widget_show(pixmap);
5541         summaryview->folder_pixmap = pixmap;
5542
5543         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5544         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5545                               summaryview->quick_search_pixmap);
5546         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5547         gtk_widget_show(pixmap);
5548         summaryview->quick_search_pixmap = pixmap;
5549
5550         folderview_unselect(summaryview->folderview);
5551         folderview_select(summaryview->folderview, summaryview->folder_item);
5552         summary_set_column_titles(summaryview);
5553 }
5554
5555 /*
5556  * Harvest addresses for selected messages in summary view.
5557  */
5558 void summary_harvest_address(SummaryView *summaryview)
5559 {
5560         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5561         GList *cur;
5562         GList *msgList;
5563         MsgInfo *msginfo;
5564
5565         msgList = NULL;
5566         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5567                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5568                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5569         }
5570         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5571         g_list_free( msgList );
5572 }
5573
5574 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5575 {
5576         int err;
5577         gchar buf[BUFFSIZE];
5578         regex_t *preg = NULL;
5579
5580         preg = g_new0(regex_t, 1);
5581
5582         err = string_match_precompile(simplify_subject_regexp,
5583                                       preg, REG_EXTENDED);
5584         if (err) {
5585                 regerror(err, preg, buf, BUFFSIZE);
5586                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5587                 g_free(preg);
5588                 preg = NULL;
5589         }
5590
5591         return preg;
5592 }
5593
5594 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5595 {
5596         g_return_if_fail(summaryview != NULL);
5597         g_return_if_fail(item != NULL);
5598
5599         /* Subject simplification */
5600         if(summaryview->simplify_subject_preg) {
5601                 regfree(summaryview->simplify_subject_preg);
5602                 g_free(summaryview->simplify_subject_preg);
5603                 summaryview->simplify_subject_preg = NULL;
5604         }
5605         if(item->prefs && item->prefs->simplify_subject_regexp &&
5606            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5607                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5608
5609         /* Sorting */
5610         summaryview->sort_key = item->sort_key;
5611         summaryview->sort_type = item->sort_type;
5612
5613         /* Threading */
5614         summaryview->threaded = item->threaded;
5615         summaryview->thread_collapsed = item->thread_collapsed;
5616
5617         /* Scoring */
5618 #if 0
5619         if (global_scoring || item->prefs->scoring) {
5620                 summaryview->important_score = prefs_common.important_score;
5621                 if (item->prefs->important_score >
5622                     summaryview->important_score)
5623                         summaryview->important_score =
5624                                 item->prefs->important_score;
5625         }
5626 #endif
5627 }
5628
5629 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5630 {
5631         /* Sorting */
5632         item->sort_key = summaryview->sort_key;
5633         item->sort_type = summaryview->sort_type;
5634
5635         /* Threading */
5636         item->threaded = summaryview->threaded;
5637         item->thread_collapsed = summaryview->thread_collapsed;
5638 }
5639
5640 static gboolean summary_update_msg(gpointer source, gpointer data)
5641 {
5642         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5643         SummaryView *summaryview = (SummaryView *)data;
5644         GtkCTreeNode *node;
5645
5646         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5647         g_return_val_if_fail(summaryview != NULL, FALSE);
5648
5649         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5650                 node = gtk_ctree_find_by_row_data(
5651                                 GTK_CTREE(summaryview->ctree), NULL,
5652                                 msginfo_update->msginfo);
5653
5654                 if (node)
5655                         summary_set_row_marks(summaryview, node);
5656         }
5657
5658         return FALSE;
5659 }
5660
5661 /*!
5662  *\brief        change summaryview to display your answer(s) to a message
5663  *
5664  *\param        summaryview The SummaryView ;)
5665  *\param        msginfo The message for which answers are searched
5666  *
5667  */
5668 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5669 {
5670         FolderItem *sent_folder = NULL;
5671         PrefsAccount *account = NULL;
5672         GtkCTreeNode *node = NULL;
5673         char *buf = NULL;
5674         if (msg == NULL || msg->msgid == NULL)
5675                 return;
5676
5677         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5678         if (account == NULL)
5679                 return;
5680         sent_folder = account_get_special_folder
5681                                 (account, F_OUTBOX);
5682
5683         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5684
5685         if (sent_folder != summaryview->folder_item) {
5686                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5687         }
5688
5689         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5690
5691         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5692         g_free(buf);
5693
5694         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5695         if (node)
5696                 summary_select_node(summaryview, node, TRUE, TRUE);
5697 }
5698
5699 void summaryview_export_mbox_list(SummaryView *summaryview)
5700 {
5701         GSList *list = summary_get_selected_msg_list(summaryview);
5702         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5703
5704         if (mbox == NULL || list == NULL)
5705                 return;
5706
5707         export_list_to_mbox(list, mbox);
5708
5709         g_slist_free(list);
5710         g_free(mbox);
5711
5712 }
5713
5714 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5715 {
5716         if (!summaryview || !summaryview->folder_item || !item) {
5717                 return;
5718         }
5719
5720         if (summaryview->folder_item->folder == item->folder) {
5721                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5722         }
5723 }
5724 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5725 {
5726         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5727 }