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, -1, 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, -1, 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;
1898         off_t sel_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         name = folder_item_get_name(summaryview->folder_item);
1923         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1924         g_free(name);
1925
1926         if (summaryview->deleted)
1927                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1928         else
1929                 del = g_strdup("");
1930         if (summaryview->moved)
1931                 mv = g_strdup_printf(_("%s%d moved"),
1932                                      summaryview->deleted ? _(", ") : "",
1933                                      summaryview->moved);
1934         else
1935                 mv = g_strdup("");
1936         if (summaryview->copied)
1937                 cp = g_strdup_printf(_("%s%d copied"),
1938                                      summaryview->deleted ||
1939                                      summaryview->moved ? _(", ") : "",
1940                                      summaryview->copied);
1941         else
1942                 cp = g_strdup("");
1943
1944         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1945                 spc = "    ";
1946         else
1947                 spc = "";
1948
1949         if (n_selected) {
1950                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1951                 if (n_selected == 1)
1952                         itstr = g_strdup(_(" item selected"));
1953                 else
1954                         itstr = g_strdup(_(" items selected"));
1955         } else {
1956                 sel = g_strdup("");
1957                 itstr = g_strdup("");
1958         }
1959
1960         str = g_strconcat(n_selected ? itos(n_selected) : "",
1961                                         itstr, sel, spc, del, mv, cp, NULL);
1962         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1963         g_free(str);
1964         g_free(sel);
1965         g_free(del);
1966         g_free(mv);
1967         g_free(cp);
1968         g_free(itstr);
1969
1970         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1971
1972                                       summaryview->folder_item->new_msgs,
1973                                       summaryview->folder_item->unread_msgs,
1974                                       summaryview->folder_item->total_msgs,
1975                                       to_human_readable(summaryview->total_size));
1976         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1977         g_free(str);
1978 }
1979
1980 static void summary_set_column_titles(SummaryView *summaryview)
1981 {
1982         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1983         GtkWidget *hbox;
1984         GtkWidget *label;
1985         GtkWidget *arrow;
1986         gint pos;
1987         const gchar *title;
1988         SummaryColumnType type;
1989         GtkJustification justify;
1990
1991         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1992                 SORT_BY_MARK,
1993                 SORT_BY_STATUS,
1994                 SORT_BY_MIME,
1995                 SORT_BY_SUBJECT,
1996                 SORT_BY_FROM,
1997                 SORT_BY_TO,
1998                 SORT_BY_DATE,
1999                 SORT_BY_SIZE,
2000                 SORT_BY_NUMBER,
2001                 SORT_BY_SCORE,
2002                 SORT_BY_LOCKED
2003         };
2004
2005         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2006                 type = summaryview->col_state[pos].type;
2007
2008                 /* CLAWS: mime and unread are single char headers */
2009                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2010                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2011
2012                 switch (type) {
2013                 case S_COL_SUBJECT:
2014                 case S_COL_FROM:
2015                 case S_COL_TO:
2016                 case S_COL_DATE:
2017                 case S_COL_NUMBER:
2018                         if (prefs_common.trans_hdr)
2019                                 title = gettext(col_label[type]);
2020                         else
2021                                 title = col_label[type];
2022                         break;
2023                 default:
2024                         title = gettext(col_label[type]);
2025                 }
2026
2027                 if (type == S_COL_MIME) {
2028                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2029                         gtk_widget_show(label);
2030                         gtk_clist_set_column_widget(clist, pos, label);
2031                         continue;
2032                 } else if (type == S_COL_MARK) {
2033                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2034                         gtk_widget_show(label);
2035                         gtk_clist_set_column_widget(clist, pos, label);
2036                         continue;
2037                 } else if (type == S_COL_LOCKED) {
2038                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2039                         gtk_widget_show(label);
2040                         gtk_clist_set_column_widget(clist, pos, label);
2041                         continue;
2042                 } else if (type == S_COL_STATUS) {
2043                         gtk_clist_set_column_title(clist, pos, title);
2044                         continue;
2045                 }
2046
2047                 hbox  = gtk_hbox_new(FALSE, 4);
2048                 label = gtk_label_new(title);
2049
2050                 if (justify == GTK_JUSTIFY_RIGHT)
2051                         gtk_box_pack_end(GTK_BOX(hbox), label,
2052                                          FALSE, FALSE, 0);
2053                 else
2054                         gtk_box_pack_start(GTK_BOX(hbox), label,
2055                                            FALSE, FALSE, 0);
2056
2057                 if (summaryview->sort_key == sort_by[type]) {
2058                         arrow = gtk_arrow_new
2059                                 (summaryview->sort_type == SORT_ASCENDING
2060                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2061                                  GTK_SHADOW_IN);
2062                         if (justify == GTK_JUSTIFY_RIGHT)
2063                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2064                                                    FALSE, FALSE, 0);
2065                         else
2066                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2067                                                  FALSE, FALSE, 0);
2068                 }
2069
2070                 gtk_widget_show_all(hbox);
2071                 gtk_clist_set_column_widget(clist, pos, hbox);
2072         }
2073 }
2074
2075 void summary_reflect_prefs(void)
2076 {
2077         static gchar *last_font = NULL;
2078         gboolean update_font = TRUE;
2079         SummaryView *summaryview = NULL;
2080
2081         if (!mainwindow_get_mainwindow())
2082                 return;
2083         summaryview = mainwindow_get_mainwindow()->summaryview;
2084
2085         if (last_font && !strcmp(last_font, NORMAL_FONT))
2086                 update_font = FALSE;
2087
2088         if (last_font)
2089                 g_free(last_font);
2090
2091         last_font = g_strdup(NORMAL_FONT);
2092
2093         if (update_font) {
2094                 bold_style = bold_marked_style = bold_deleted_style =
2095                         small_style = small_marked_style = small_deleted_style = NULL;
2096                 summary_set_fonts(summaryview);
2097         }
2098
2099         summary_set_column_titles(summaryview);
2100         summary_show(summaryview, summaryview->folder_item);
2101 }
2102
2103 void summary_sort(SummaryView *summaryview,
2104                   FolderSortKey sort_key, FolderSortType sort_type)
2105 {
2106         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2107         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2108         GtkCListCompareFunc cmp_func = NULL;
2109         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2110                                        G_CALLBACK(summary_tree_expanded), summaryview);
2111         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2112
2113         switch (sort_key) {
2114         case SORT_BY_MARK:
2115                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2116                 break;
2117         case SORT_BY_STATUS:
2118                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2119                 break;
2120         case SORT_BY_MIME:
2121                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2122                 break;
2123         case SORT_BY_NUMBER:
2124                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2125                 break;
2126         case SORT_BY_SIZE:
2127                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2128                 break;
2129         case SORT_BY_DATE:
2130                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2131                 break;
2132         case SORT_BY_FROM:
2133                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2134                 break;
2135         case SORT_BY_SUBJECT:
2136                 if (summaryview->simplify_subject_preg)
2137                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2138                 else
2139                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2140                 break;
2141         case SORT_BY_SCORE:
2142                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2143                 break;
2144         case SORT_BY_LABEL:
2145                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2146                 break;
2147         case SORT_BY_TO:
2148                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2149                 break;
2150         case SORT_BY_LOCKED:
2151                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2152                 break;
2153         case SORT_BY_NONE:
2154                 break;
2155         default:
2156                 goto unlock;
2157         }
2158
2159         summaryview->sort_key = sort_key;
2160         summaryview->sort_type = sort_type;
2161
2162         summary_set_column_titles(summaryview);
2163         summary_set_menu_sensitive(summaryview);
2164
2165         /* allow fallback to don't sort */
2166         if (summaryview->sort_key == SORT_BY_NONE)
2167                 goto unlock;
2168
2169         if (cmp_func != NULL) {
2170                 debug_print("Sorting summary...");
2171                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2172
2173                 main_window_cursor_wait(summaryview->mainwin);
2174
2175                 gtk_clist_freeze(clist);
2176                 gtk_clist_set_compare_func(clist, cmp_func);
2177
2178                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2179
2180                 gtk_sctree_sort_recursive(ctree, NULL);
2181
2182                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2183
2184                 main_window_cursor_normal(summaryview->mainwin);
2185                 gtk_clist_thaw(clist);
2186
2187                 debug_print("done.\n");
2188                 STATUSBAR_POP(summaryview->mainwin);
2189         }
2190 unlock:
2191         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2192         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2193                                        G_CALLBACK(summary_tree_expanded), summaryview);
2194 }
2195
2196 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2197                                    GtkCTreeNode *cnode, gpointer data)
2198 {
2199         SummaryView *summaryview = (SummaryView *)data;
2200         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2201         gchar *text[N_SUMMARY_COLS];
2202         gint *col_pos = summaryview->col_pos;
2203         const gchar *msgid = msginfo->msgid;
2204         GHashTable *msgid_table = summaryview->msgid_table;
2205
2206         summary_set_header(summaryview, text, msginfo);
2207
2208         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2209                                 NULL, NULL, NULL, NULL, FALSE,
2210                                 gnode->parent->parent ? TRUE : FALSE);
2211 #define SET_TEXT(col) \
2212         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2213                                 text[col_pos[col]])
2214
2215         SET_TEXT(S_COL_NUMBER);
2216         SET_TEXT(S_COL_SCORE);
2217         SET_TEXT(S_COL_SIZE);
2218         SET_TEXT(S_COL_DATE);
2219         SET_TEXT(S_COL_FROM);
2220         SET_TEXT(S_COL_TO);
2221         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2222
2223 #undef SET_TEXT
2224
2225         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2226         summary_set_marks_func(ctree, cnode, summaryview);
2227
2228         if (msgid && msgid[0] != '\0')
2229                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2230
2231         return TRUE;
2232 }
2233
2234 static void summary_set_ctree_from_list(SummaryView *summaryview,
2235                                         GSList *mlist)
2236 {
2237         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2238         MsgInfo *msginfo;
2239         GtkCTreeNode *node = NULL;
2240         GHashTable *msgid_table;
2241         GHashTable *subject_table;
2242         GSList * cur;
2243         START_TIMING("summary_set_ctree_from_list");
2244
2245         if (!mlist) return;
2246
2247         debug_print("\tSetting summary from message data...");
2248         STATUSBAR_PUSH(summaryview->mainwin,
2249                        _("Setting summary from message data..."));
2250         gdk_flush();
2251
2252         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2253                                        G_CALLBACK(summary_tree_expanded), summaryview);
2254
2255         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2256         summaryview->msgid_table = msgid_table;
2257         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2258         summaryview->subject_table = subject_table;
2259
2260         if (prefs_common.use_addr_book)
2261                 start_address_completion();
2262
2263         if (summaryview->threaded) {
2264                 GNode *root, *gnode;
2265
2266                 root = procmsg_get_thread_tree(mlist);
2267
2268                 for (gnode = root->children; gnode != NULL;
2269                      gnode = gnode->next) {
2270                         node = gtk_ctree_insert_gnode
2271                                 (ctree, NULL, node, gnode,
2272                                  summary_insert_gnode_func, summaryview);
2273                 }
2274
2275                 g_node_destroy(root);
2276
2277                 summary_thread_init(summaryview);
2278         } else {
2279                 gchar *text[N_SUMMARY_COLS];
2280                 cur = mlist;
2281                 for (; mlist != NULL; mlist = mlist->next) {
2282                         msginfo = (MsgInfo *)mlist->data;
2283
2284                         summary_set_header(summaryview, text, msginfo);
2285
2286                         node = gtk_sctree_insert_node
2287                                 (ctree, NULL, node, text, 2,
2288                                  NULL, NULL, NULL, NULL,
2289                                  FALSE, FALSE);
2290                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2291                         summary_set_marks_func(ctree, node, summaryview);
2292
2293                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2294                                 g_hash_table_insert(msgid_table,
2295                                                     msginfo->msgid, node);
2296
2297                         subject_table_insert(subject_table,
2298                                              msginfo->subject,
2299                                              node);
2300                 }
2301                 mlist = cur;
2302         }
2303
2304         if (prefs_common.enable_hscrollbar &&
2305             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2306                 gint optimal_width;
2307
2308                 optimal_width = gtk_clist_optimal_column_width
2309                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2310                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2311                                            summaryview->col_pos[S_COL_SUBJECT],
2312                                            optimal_width);
2313         }
2314
2315         if (prefs_common.use_addr_book)
2316                 end_address_completion();
2317
2318         debug_print("done.\n");
2319         STATUSBAR_POP(summaryview->mainwin);
2320         if (debug_get_mode()) {
2321                 debug_print("\tmsgid hash table size = %d\n",
2322                             g_hash_table_size(msgid_table));
2323                 debug_print("\tsubject hash table size = %d\n",
2324                             g_hash_table_size(subject_table));
2325         }
2326
2327         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2328
2329         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2330
2331         if (prefs_common.bold_unread) {
2332                 while (node) {
2333                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2334                         if (GTK_CTREE_ROW(node)->children)
2335                                 summary_set_row_marks(summaryview, node);
2336                         node = next;
2337                 }
2338         }
2339
2340         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2341                                        G_CALLBACK(summary_tree_expanded), summaryview);
2342         END_TIMING();
2343 }
2344
2345 static gchar *summary_complete_address(const gchar *addr)
2346 {
2347         gint count;
2348         gchar *res, *tmp, *email_addr;
2349
2350         if (addr == NULL)
2351                 return NULL;
2352
2353         Xstrdup_a(email_addr, addr, return NULL);
2354         extract_address(email_addr);
2355         g_return_val_if_fail(*email_addr, NULL);
2356
2357         /*
2358          * completion stuff must be already initialized
2359          */
2360         res = NULL;
2361         if (1 < (count = complete_address(email_addr))) {
2362                 tmp = get_complete_address(1);
2363                 res = procheader_get_fromname(tmp);
2364                 g_free(tmp);
2365         }
2366
2367         return res;
2368 }
2369
2370 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2371                                MsgInfo *msginfo)
2372 {
2373         static gchar date_modified[80];
2374         static gchar col_score[11];
2375         static gchar buf[BUFFSIZE];
2376         gint *col_pos = summaryview->col_pos;
2377         gchar *from_text = NULL, *to_text = NULL;
2378         gboolean should_swap = FALSE;
2379
2380         text[col_pos[S_COL_FROM]]   = "";
2381         text[col_pos[S_COL_TO]]     = "";
2382         text[col_pos[S_COL_SUBJECT]]= "";
2383         text[col_pos[S_COL_MARK]]   = "";
2384         text[col_pos[S_COL_STATUS]] = "";
2385         text[col_pos[S_COL_MIME]]   = "";
2386         text[col_pos[S_COL_LOCKED]] = "";
2387         text[col_pos[S_COL_DATE]]   = "";
2388         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2389         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2390         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2391
2392         if (msginfo->date_t) {
2393                 procheader_date_get_localtime(date_modified,
2394                                               sizeof(date_modified),
2395                                               msginfo->date_t);
2396                 text[col_pos[S_COL_DATE]] = date_modified;
2397         } else if (msginfo->date)
2398                 text[col_pos[S_COL_DATE]] = msginfo->date;
2399         else
2400                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2401
2402         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2403                 gchar *addr = NULL;
2404
2405                 addr = g_strdup(msginfo->from);
2406
2407                 if (addr) {
2408                         extract_address(addr);
2409                         if (account_find_from_address(addr)) {
2410                                 should_swap = TRUE;
2411                         }
2412                         g_free(addr);
2413                 }
2414         }
2415
2416         if (!prefs_common.use_addr_book) {
2417                 from_text = msginfo->fromname ?
2418                                 msginfo->fromname :
2419                                 _("(No From)");
2420         } else {
2421                 gchar *tmp = summary_complete_address(msginfo->from);
2422                 from_text = tmp ? tmp : (msginfo->fromname ?
2423                                          msginfo->fromname:
2424                                                 _("(No From)"));
2425         }
2426
2427         to_text = msginfo->to ? msginfo->to :
2428                    (msginfo->cc ? msginfo->cc :
2429                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2430                      )
2431                    );
2432
2433         if (!should_swap) {
2434                 text[col_pos[S_COL_FROM]] = from_text;
2435                 text[col_pos[S_COL_TO]] = to_text;
2436         } else {
2437                 gchar *tmp = NULL;
2438                 tmp = g_strconcat("-->", to_text, NULL);
2439                 text[col_pos[S_COL_FROM]] = tmp;
2440                 tmp = g_strconcat("<--", from_text, NULL);
2441                 text[col_pos[S_COL_TO]] = tmp;
2442         }
2443
2444         if (summaryview->simplify_subject_preg != NULL)
2445                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2446                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2447                                         summaryview->simplify_subject_preg) :
2448                         _("(No Subject)");
2449         else
2450                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2451                         _("(No Subject)");
2452 }
2453
2454 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2455 {
2456         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2457 }
2458
2459 static gboolean defer_change(gpointer data);
2460 typedef struct _ChangeData {
2461         MsgInfo *info;
2462         gint op; /* 0, 1, 2 for unset, set, change */
2463         MsgPermFlags set_flags;
2464         MsgTmpFlags  set_tmp_flags;
2465         MsgPermFlags unset_flags;
2466         MsgTmpFlags  unset_tmp_flags;
2467 } ChangeData;
2468
2469 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2470 {
2471         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2472                 debug_print("flags: doing unset now\n");
2473                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2474         } else {
2475                 ChangeData *unset_data = g_new0(ChangeData, 1);
2476                 unset_data->info = msginfo;
2477                 unset_data->op = 0;
2478                 unset_data->unset_flags = flags;
2479                 unset_data->unset_tmp_flags = tmp_flags;
2480                 debug_print("flags: deferring unset\n");
2481                 g_timeout_add(100, defer_change, unset_data);
2482         }
2483 }
2484
2485 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2486 {
2487         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2488                 debug_print("flags: doing set now\n");
2489                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2490         } else {
2491                 ChangeData *set_data = g_new0(ChangeData, 1);
2492                 set_data->info = msginfo;
2493                 set_data->op = 1;
2494                 set_data->set_flags = flags;
2495                 set_data->set_tmp_flags = tmp_flags;
2496                 debug_print("flags: deferring set\n");
2497                 g_timeout_add(100, defer_change, set_data);
2498         }
2499 }
2500
2501 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2502                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2503                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2504 {
2505         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2506                 debug_print("flags: doing change now\n");
2507                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2508                         rem_flags, rem_tmp_flags);
2509         } else {
2510                 ChangeData *change_data = g_new0(ChangeData, 1);
2511                 change_data->info = msginfo;
2512                 change_data->op = 2;
2513                 change_data->set_flags = add_flags;
2514                 change_data->set_tmp_flags = add_tmp_flags;
2515                 change_data->unset_flags = rem_flags;
2516                 change_data->unset_tmp_flags = rem_tmp_flags;
2517                 debug_print("flags: deferring change\n");
2518                 g_timeout_add(100, defer_change, change_data);
2519         }
2520 }
2521
2522 gboolean defer_change(gpointer data)
2523 {
2524         ChangeData *chg = (ChangeData *)data;
2525         if (chg->info->folder && chg->info->folder->processing_pending) {
2526                 debug_print("flags: trying later\n");
2527                 return TRUE; /* try again */
2528         } else {
2529                 debug_print("flags: finally doing it\n");
2530                 switch(chg->op) {
2531                 case 0:
2532                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2533                         break;
2534                 case 1:
2535                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2536                         break;
2537                 case 2:
2538                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2539                                 chg->unset_flags, chg->unset_tmp_flags);
2540                         break;
2541                 default:
2542                         g_warning("shouldn't happen\n");
2543                 }
2544                 g_free(chg);
2545         }
2546         return FALSE;
2547 }
2548
2549 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2550                                       GtkCTreeNode *row)
2551 {
2552         g_return_if_fail(summaryview != NULL);
2553         g_return_if_fail(msginfo != NULL);
2554         g_return_if_fail(row != NULL);
2555
2556         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2557                 summary_msginfo_unset_flags
2558                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2559                 summary_set_row_marks(summaryview, row);
2560                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2561                 summary_status_show(summaryview);
2562         }
2563 }
2564
2565 typedef struct  {
2566         MsgInfo *msginfo;
2567         SummaryView *summaryview;
2568         GtkCTreeNode *row;
2569 } MarkAsReadData;
2570
2571 static int msginfo_mark_as_read_timeout(void *data)
2572 {
2573         MarkAsReadData *mdata = (MarkAsReadData *)data;
2574         if (!mdata)
2575                 return FALSE;
2576
2577         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2578                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2579                                      mdata->row);
2580
2581         g_free(mdata);
2582
2583         return FALSE;
2584 }
2585
2586 static void summary_display_msg_full(SummaryView *summaryview,
2587                                      GtkCTreeNode *row,
2588                                      gboolean new_window, gboolean all_headers)
2589 {
2590         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2591         MsgInfo *msginfo;
2592         gint val;
2593
2594         if (!new_window) {
2595                 if (summaryview->displayed == row)
2596                         return;
2597                 else
2598                         summaryview->messageview->filtered = FALSE;
2599         }
2600
2601         g_return_if_fail(row != NULL);
2602
2603         if (summary_is_locked(summaryview)) return;
2604         summary_lock(summaryview);
2605
2606         STATUSBAR_POP(summaryview->mainwin);
2607         GTK_EVENTS_FLUSH();
2608
2609         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2610
2611         if (new_window) {
2612                 MessageView *msgview;
2613
2614                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2615                 val = messageview_show(msgview, msginfo, all_headers);
2616         } else {
2617                 MessageView *msgview;
2618
2619                 msgview = summaryview->messageview;
2620
2621                 summaryview->displayed = row;
2622                 if (!messageview_is_visible(msgview)) {
2623                         main_window_toggle_message_view(summaryview->mainwin);
2624                         GTK_EVENTS_FLUSH();
2625                 }
2626                 val = messageview_show(msgview, msginfo, all_headers);
2627                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2628                         gtk_widget_grab_focus(summaryview->ctree);
2629                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2630         }
2631
2632         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2633                 if (prefs_common.mark_as_read_delay) {
2634                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2635                         data->summaryview = summaryview;
2636                         data->msginfo = msginfo;
2637                         data->row = row;
2638                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2639                                 msginfo_mark_as_read_timeout, data);
2640                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2641                         msginfo_mark_as_read(summaryview, msginfo, row);
2642                 }
2643         }
2644
2645         summary_set_menu_sensitive(summaryview);
2646         toolbar_main_set_sensitive(summaryview->mainwin);
2647         messageview_set_menu_sensitive(summaryview->messageview);
2648
2649         summary_unlock(summaryview);
2650 }
2651
2652 void summary_display_msg_selected(SummaryView *summaryview,
2653                                   gboolean all_headers)
2654 {
2655         if (summary_is_locked(summaryview)) return;
2656         summaryview->displayed = NULL;
2657         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2658                                  all_headers);
2659 }
2660
2661 void summary_redisplay_msg(SummaryView *summaryview)
2662 {
2663         GtkCTreeNode *node;
2664
2665         if (summaryview->displayed) {
2666                 node = summaryview->displayed;
2667                 summaryview->displayed = NULL;
2668                 summary_display_msg(summaryview, node);
2669         }
2670 }
2671
2672 void summary_open_msg(SummaryView *summaryview)
2673 {
2674         if (!summaryview->selected) return;
2675
2676         /* CLAWS: if separate message view, don't open a new window
2677          * but rather use the current separated message view */
2678         summary_display_msg_full(summaryview, summaryview->selected,
2679                                  prefs_common.sep_msg ? FALSE : TRUE,
2680                                  FALSE);
2681 }
2682
2683 void summary_view_source(SummaryView * summaryview)
2684 {
2685         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2686         MsgInfo *msginfo;
2687         SourceWindow *srcwin;
2688
2689         if (!summaryview->selected) return;
2690
2691         srcwin = source_window_create();
2692         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2693         source_window_show_msg(srcwin, msginfo);
2694         source_window_show(srcwin);
2695 }
2696
2697 void summary_reedit(SummaryView *summaryview)
2698 {
2699         MsgInfo *msginfo;
2700
2701         if (!summaryview->selected) return;
2702         if (!summaryview->folder_item) return;
2703         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2704         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2705         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2706                 return;
2707
2708         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2709                                               summaryview->selected);
2710         if (!msginfo) return;
2711
2712         compose_reedit(msginfo);
2713 }
2714
2715 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2716 {
2717         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2718         GtkCTreeNode *node;
2719
2720         if (summary_is_locked(summaryview)) return FALSE;
2721         if (type == GTK_SCROLL_STEP_FORWARD) {
2722                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2723                 if (node)
2724                         gtkut_ctree_expand_parent_all(ctree, node);
2725                 else
2726                         return FALSE;
2727         } else {
2728                 if (summaryview->selected) {
2729                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2730                         if (!node) return FALSE;
2731                 }
2732         }
2733
2734         if (messageview_is_visible(summaryview->messageview))
2735                 summaryview->display_msg = TRUE;
2736
2737         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2738
2739         if (GTK_CLIST(ctree)->selection)
2740                 gtk_sctree_set_anchor_row
2741                         (GTK_SCTREE(ctree),
2742                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2743
2744         return TRUE;
2745 }
2746
2747 void summary_toggle_view(SummaryView *summaryview)
2748 {
2749         if (!messageview_is_visible(summaryview->messageview) &&
2750             summaryview->selected)
2751                 summary_display_msg(summaryview,
2752                                     summaryview->selected);
2753         else
2754                 main_window_toggle_message_view(summaryview->mainwin);
2755 }
2756
2757 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2758                                                 GtkCTreeNode *node)
2759 {
2760         MsgInfo *msginfo;
2761
2762         if (node) {
2763                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2764                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2765                         return TRUE;
2766                 node = GTK_CTREE_ROW(node)->children;
2767         } else
2768                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2769
2770         while (node) {
2771                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2772                         return TRUE;
2773                 node = GTK_CTREE_ROW(node)->sibling;
2774         }
2775
2776         return FALSE;
2777 }
2778
2779 static gboolean summary_have_unread_children(SummaryView *summaryview,
2780                                              GtkCTreeNode *node)
2781 {
2782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2783
2784         if (!node) return FALSE;
2785
2786         node = GTK_CTREE_ROW(node)->children;
2787
2788         while (node) {
2789                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2790                         return TRUE;
2791                 node = GTK_CTREE_ROW(node)->sibling;
2792         }
2793         return FALSE;
2794 }
2795
2796 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2797 {
2798         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2799         GtkStyle *style = NULL;
2800         MsgInfo *msginfo;
2801         MsgFlags flags;
2802         gint *col_pos = summaryview->col_pos;
2803
2804         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2805         if (!msginfo) return;
2806
2807         flags = msginfo->flags;
2808
2809         gtk_ctree_node_set_foreground(ctree, row, NULL);
2810
2811         /* set new/unread column */
2812         if (MSG_IS_IGNORE_THREAD(flags)) {
2813                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2814                                           ignorethreadxpm, ignorethreadxpmmask);
2815         } else if (MSG_IS_NEW(flags)) {
2816                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2817                                           newxpm, newxpmmask);
2818         } else if (MSG_IS_UNREAD(flags)) {
2819                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2820                                           unreadxpm, unreadxpmmask);
2821         } else if (MSG_IS_REPLIED(flags)) {
2822                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2823                                           repliedxpm, repliedxpmmask);
2824         } else if (MSG_IS_FORWARDED(flags)) {
2825                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2826                                           forwardedxpm, forwardedxpmmask);
2827         } else {
2828                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2829                                         "");
2830         }
2831
2832         if (prefs_common.bold_unread &&
2833             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2834              (!GTK_CTREE_ROW(row)->expanded &&
2835               GTK_CTREE_ROW(row)->children &&
2836               summary_have_unread_children(summaryview, row))))
2837                 style = bold_style;
2838
2839         /* set mark column */
2840         if (MSG_IS_DELETED(flags)) {
2841                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2842                                           deletedxpm, deletedxpmmask);
2843                 if (style)
2844                         style = bold_deleted_style;
2845                 else {
2846                         style = small_deleted_style;
2847                 }
2848                         gtk_ctree_node_set_foreground
2849                                 (ctree, row, &summaryview->color_dim);
2850         } else if (MSG_IS_MARKED(flags)) {
2851                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2852                                           markxpm, markxpmmask);
2853         } else if (MSG_IS_MOVE(flags)) {
2854                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2855                 if (style)
2856                         style = bold_marked_style;
2857                 else {
2858                         style = small_marked_style;
2859                 }
2860                         gtk_ctree_node_set_foreground
2861                                 (ctree, row, &summaryview->color_marked);
2862         } else if (MSG_IS_COPY(flags)) {
2863                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2864                 if (style)
2865                         style = bold_marked_style;
2866                 else {
2867                         style = small_marked_style;
2868                 }
2869                         gtk_ctree_node_set_foreground
2870                                 (ctree, row, &summaryview->color_marked);
2871 #if 0
2872         } else if ((global_scoring ||
2873                   summaryview->folder_item->prefs->scoring) &&
2874                  (msginfo->score >= summaryview->important_score) &&
2875                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2876                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2877                 gtk_ctree_node_set_foreground(ctree, row,
2878                                               &summaryview->color_important);
2879 #endif
2880         } else {
2881                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2882         }
2883
2884         if (MSG_IS_LOCKED(flags)) {
2885                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2886                                           lockedxpm, lockedxpmmask);
2887         }
2888         else {
2889                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2890         }
2891
2892         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2893                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2894                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2895         } else if (MSG_IS_SIGNED(flags)) {
2896                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2897                                           gpgsignedxpm, gpgsignedxpmmask);
2898         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2899                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2900                                           clipkeyxpm, clipkeyxpmmask);
2901         } else if (MSG_IS_ENCRYPTED(flags)) {
2902                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2903                                           keyxpm, keyxpmmask);
2904         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2905                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2906                                           clipxpm, clipxpmmask);
2907         } else {
2908                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2909         }
2910         if (!style)
2911                 style = small_style;
2912
2913         gtk_ctree_node_set_row_style(ctree, row, style);
2914
2915         if (MSG_GET_COLORLABEL(flags))
2916                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2917 }
2918
2919 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2920 {
2921         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2922         MsgInfo *msginfo;
2923
2924         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2925         if (MSG_IS_DELETED(msginfo->flags))
2926                 summaryview->deleted--;
2927         if (MSG_IS_MOVE(msginfo->flags))
2928                 summaryview->moved--;
2929         if (MSG_IS_COPY(msginfo->flags))
2930                 summaryview->copied--;
2931
2932         procmsg_msginfo_set_to_folder(msginfo, NULL);
2933         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2934         summary_set_row_marks(summaryview, row);
2935         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2936 }
2937
2938 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2939 {
2940         gboolean changed = FALSE;
2941         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2942         MsgInfo *msginfo;
2943
2944         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2945         if (MSG_IS_DELETED(msginfo->flags))
2946                 summaryview->deleted--;
2947         if (MSG_IS_MOVE(msginfo->flags)) {
2948                 summaryview->moved--;
2949                 changed = TRUE;
2950         }
2951         if (MSG_IS_COPY(msginfo->flags)) {
2952                 summaryview->copied--;
2953                 changed = TRUE;
2954         }
2955         procmsg_msginfo_set_to_folder(msginfo, NULL);
2956         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2957
2958         summary_set_row_marks(summaryview, row);
2959         debug_print("Message %d is locked\n", msginfo->msgnum);
2960 }
2961
2962 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2963 {
2964         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2965         MsgInfo *msginfo;
2966
2967         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2968         if (!MSG_IS_LOCKED(msginfo->flags))
2969                 return;
2970         procmsg_msginfo_set_to_folder(msginfo, NULL);
2971         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2972         summary_set_row_marks(summaryview, row);
2973         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2974 }
2975
2976 void summary_mark(SummaryView *summaryview)
2977 {
2978         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2979         GList *cur;
2980
2981         START_LONG_OPERATION(summaryview);
2982         folder_item_set_batch(summaryview->folder_item, TRUE);
2983         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2984                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2985         folder_item_set_batch(summaryview->folder_item, FALSE);
2986         END_LONG_OPERATION(summaryview);
2987
2988         summary_status_show(summaryview);
2989 }
2990
2991 static void summary_mark_row_as_read(SummaryView *summaryview,
2992                                      GtkCTreeNode *row)
2993 {
2994         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2995         MsgInfo *msginfo;
2996
2997         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2998
2999         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3000                 return;
3001
3002         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3003         summary_set_row_marks(summaryview, row);
3004         debug_print("Message %d is marked as read\n",
3005                 msginfo->msgnum);
3006 }
3007
3008 void summary_mark_as_read(SummaryView *summaryview)
3009 {
3010         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3011         GList *cur;
3012
3013         START_LONG_OPERATION(summaryview);
3014         folder_item_set_batch(summaryview->folder_item, TRUE);
3015         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3016                 summary_mark_row_as_read(summaryview,
3017                                          GTK_CTREE_NODE(cur->data));
3018         folder_item_set_batch(summaryview->folder_item, FALSE);
3019         END_LONG_OPERATION(summaryview);
3020
3021         summary_status_show(summaryview);
3022 }
3023
3024 void summary_msgs_lock(SummaryView *summaryview)
3025 {
3026         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3027         GList *cur;
3028
3029         START_LONG_OPERATION(summaryview);
3030         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3031                 summary_lock_row(summaryview,
3032                                          GTK_CTREE_NODE(cur->data));
3033         END_LONG_OPERATION(summaryview);
3034
3035         summary_status_show(summaryview);
3036 }
3037
3038 void summary_msgs_unlock(SummaryView *summaryview)
3039 {
3040         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3041         GList *cur;
3042
3043         START_LONG_OPERATION(summaryview);
3044         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3045                 summary_unlock_row(summaryview,
3046                                    GTK_CTREE_NODE(cur->data));
3047         END_LONG_OPERATION(summaryview);
3048
3049         summary_status_show(summaryview);
3050 }
3051
3052 void summary_mark_all_read(SummaryView *summaryview)
3053 {
3054         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3055         GtkCTreeNode *node;
3056
3057         START_LONG_OPERATION(summaryview);
3058         folder_item_set_batch(summaryview->folder_item, TRUE);
3059         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3060              node = gtkut_ctree_node_next(ctree, node))
3061                 summary_mark_row_as_read(summaryview, node);
3062         folder_item_set_batch(summaryview->folder_item, FALSE);
3063         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3064              node = gtkut_ctree_node_next(ctree, node)) {
3065                 if (!GTK_CTREE_ROW(node)->expanded)
3066                         summary_set_row_marks(summaryview, node);
3067         }
3068         END_LONG_OPERATION(summaryview);
3069
3070         summary_status_show(summaryview);
3071 }
3072
3073 static void summary_mark_row_as_unread(SummaryView *summaryview,
3074                                        GtkCTreeNode *row)
3075 {
3076         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3077         MsgInfo *msginfo;
3078
3079         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3080         if (MSG_IS_DELETED(msginfo->flags)) {
3081                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3082                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3083                 summaryview->deleted--;
3084         }
3085
3086         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3087         debug_print("Message %d is marked as unread\n",
3088                 msginfo->msgnum);
3089
3090         summary_set_row_marks(summaryview, row);
3091 }
3092
3093 void summary_mark_as_unread(SummaryView *summaryview)
3094 {
3095         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3096         GList *cur;
3097
3098         START_LONG_OPERATION(summaryview);
3099         folder_item_set_batch(summaryview->folder_item, TRUE);
3100         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3101                 cur = cur->next)
3102                 summary_mark_row_as_unread(summaryview,
3103                                            GTK_CTREE_NODE(cur->data));
3104         folder_item_set_batch(summaryview->folder_item, FALSE);
3105         END_LONG_OPERATION(summaryview);
3106
3107         summary_status_show(summaryview);
3108 }
3109
3110 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3111 {
3112         GList * cur;
3113         gboolean found;
3114
3115         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3116
3117         case F_NEWS:
3118
3119                 /*
3120                   security : checks if one the accounts correspond to
3121                   the author of the post
3122                 */
3123
3124                 found = FALSE;
3125                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3126                         PrefsAccount * account;
3127                         gchar * from_name;
3128
3129                         account = cur->data;
3130                         if (account->name && *account->name)
3131                                 from_name =
3132                                         g_strdup_printf("%s <%s>",
3133                                                         account->name,
3134                                                         account->address);
3135                         else
3136                                 from_name =
3137                                         g_strdup_printf("%s",
3138                                                         account->address);
3139
3140                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3141                                 g_free(from_name);
3142                                 found = TRUE;
3143                                 break;
3144                         }
3145                         g_free(from_name);
3146                 }
3147
3148                 if (!found) {
3149                         alertpanel_error(_("You're not the author of the article.\n"));
3150                 }
3151
3152                 return found;
3153
3154         default:
3155                 return TRUE;
3156         }
3157 }
3158
3159 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3160 {
3161         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3162         MsgInfo *msginfo;
3163
3164         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3165
3166         if (MSG_IS_LOCKED(msginfo->flags)) return;
3167
3168         if (MSG_IS_DELETED(msginfo->flags)) return;
3169
3170         if (MSG_IS_MOVE(msginfo->flags))
3171                 summaryview->moved--;
3172         if (MSG_IS_COPY(msginfo->flags))
3173                 summaryview->copied--;
3174
3175         procmsg_msginfo_set_to_folder(msginfo, NULL);
3176         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3177         summaryview->deleted++;
3178
3179         if (!prefs_common.immediate_exec &&
3180             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3181                 summary_set_row_marks(summaryview, row);
3182
3183         debug_print("Message %s/%d is set to delete\n",
3184                     msginfo->folder->path, msginfo->msgnum);
3185 }
3186
3187 void summary_cancel(SummaryView *summaryview)
3188 {
3189         MsgInfo * msginfo;
3190         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3191
3192         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3193                                               summaryview->selected);
3194         if (!msginfo) return;
3195
3196         if (!check_permission(summaryview, msginfo))
3197                 return;
3198
3199         news_cancel_article(summaryview->folder_item->folder, msginfo);
3200
3201         if (summary_is_locked(summaryview)) return;
3202
3203         summary_lock(summaryview);
3204
3205         gtk_clist_freeze(clist);
3206
3207         summary_update_status(summaryview);
3208         summary_status_show(summaryview);
3209
3210         gtk_clist_thaw(clist);
3211
3212         summary_unlock(summaryview);
3213 }
3214
3215 void summary_delete(SummaryView *summaryview)
3216 {
3217         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3218         FolderItem *item = summaryview->folder_item;
3219         GList *cur;
3220         GtkCTreeNode *sel_last = NULL;
3221         GtkCTreeNode *node;
3222         AlertValue aval;
3223         MsgInfo *msginfo;
3224
3225         if (!item) return;
3226
3227         if (summary_is_locked(summaryview)) return;
3228
3229         if (!summaryview->folder_item) return;
3230
3231         aval = alertpanel(_("Delete message(s)"),
3232                           _("Do you really want to delete selected message(s)?"),
3233                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3234         if (aval != G_ALERTDEFAULT) return;
3235
3236         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3237              cur = cur->next) {
3238                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3239                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3240                 if (msginfo->total_size != 0 &&
3241                     msginfo->size != (off_t)msginfo->total_size)
3242                         partial_mark_for_delete(msginfo);
3243         }
3244
3245         main_window_cursor_wait(summaryview->mainwin);
3246
3247         /* next code sets current row focus right. We need to find a row
3248          * that is not deleted. */
3249         START_LONG_OPERATION(summaryview);
3250         folder_item_set_batch(summaryview->folder_item, TRUE);
3251         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3252                 sel_last = GTK_CTREE_NODE(cur->data);
3253                 summary_delete_row(summaryview, sel_last);
3254         }
3255         folder_item_set_batch(summaryview->folder_item, FALSE);
3256         END_LONG_OPERATION(summaryview);
3257
3258         node = summary_find_next_msg(summaryview, sel_last);
3259         if (!node)
3260                 node = summary_find_prev_msg(summaryview, sel_last);
3261
3262         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3263
3264         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3265                 summary_execute(summaryview);
3266                 /* after deleting, the anchor may be at an invalid row
3267                  * so reset it to the node we found earlier */
3268                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3269         } else
3270                 summary_status_show(summaryview);
3271
3272
3273         main_window_cursor_normal(summaryview->mainwin);
3274 }
3275
3276 void summary_delete_trash(SummaryView *summaryview)
3277 {
3278         FolderItem *to_folder = NULL;
3279         PrefsAccount *ac;
3280         if (!summaryview->folder_item ||
3281             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3282
3283         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3284                 to_folder = account_get_special_folder(ac, F_TRASH);
3285
3286         if (to_folder == NULL)
3287                 to_folder = summaryview->folder_item->folder->trash;
3288
3289         if (to_folder == NULL || to_folder == summaryview->folder_item
3290             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3291                 summary_delete(summaryview);
3292         else
3293                 summary_move_selected_to(summaryview, to_folder);
3294 }
3295
3296
3297 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3298 {
3299         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3300         MsgInfo *msginfo;
3301
3302         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3303         if (MSG_IS_DELETED(msginfo->flags))
3304                 summaryview->deleted--;
3305         if (MSG_IS_MOVE(msginfo->flags))
3306                 summaryview->moved--;
3307         if (MSG_IS_COPY(msginfo->flags))
3308                 summaryview->copied--;
3309
3310         procmsg_msginfo_set_to_folder(msginfo, NULL);
3311         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3312         summary_set_row_marks(summaryview, row);
3313
3314         debug_print("Message %s/%d is unmarked\n",
3315                     msginfo->folder->path, msginfo->msgnum);
3316 }
3317
3318 void summary_unmark(SummaryView *summaryview)
3319 {
3320         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3321         GList *cur;
3322
3323         START_LONG_OPERATION(summaryview);
3324         folder_item_set_batch(summaryview->folder_item, TRUE);
3325         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3326                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3327         folder_item_set_batch(summaryview->folder_item, FALSE);
3328         END_LONG_OPERATION(summaryview);
3329
3330         summary_status_show(summaryview);
3331 }
3332
3333 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3334                                 FolderItem *to_folder)
3335 {
3336         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3337         MsgInfo *msginfo;
3338
3339         g_return_if_fail(to_folder != NULL);
3340
3341         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3342         if (MSG_IS_LOCKED(msginfo->flags))
3343                 return;
3344
3345         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3346         if (MSG_IS_DELETED(msginfo->flags))
3347                 summaryview->deleted--;
3348         if (MSG_IS_COPY(msginfo->flags)) {
3349                 summaryview->copied--;
3350         }
3351         if (!MSG_IS_MOVE(msginfo->flags)) {
3352                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3353                 summaryview->moved++;
3354         } else {
3355                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3356         }
3357
3358         if (!prefs_common.immediate_exec) {
3359                 summary_set_row_marks(summaryview, row);
3360         }
3361
3362         debug_print("Message %d is set to move to %s\n",
3363                     msginfo->msgnum, to_folder->path);
3364 }
3365
3366 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3367 {
3368         GList *cur;
3369
3370         if (!to_folder) return;
3371         if (!summaryview->folder_item ||
3372             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3373
3374         if (summary_is_locked(summaryview)) return;
3375
3376         if (summaryview->folder_item == to_folder) {
3377                 alertpanel_error(_("Destination is same as current folder."));
3378                 return;
3379         }
3380
3381         START_LONG_OPERATION(summaryview);
3382
3383         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3384              cur != NULL && cur->data != NULL; cur = cur->next)
3385                 summary_move_row_to
3386                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3387
3388         END_LONG_OPERATION(summaryview);
3389
3390         if (prefs_common.immediate_exec) {
3391                 summary_execute(summaryview);
3392         } else {
3393                 summary_status_show(summaryview);
3394         }
3395
3396         if (!summaryview->selected) { /* this was the last message */
3397                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3398                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3399                 if (node)
3400                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3401         }
3402
3403 }
3404
3405 void summary_move_to(SummaryView *summaryview)
3406 {
3407         FolderItem *to_folder;
3408
3409         if (!summaryview->folder_item ||
3410             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3411
3412         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3413                                          FOLDER_SEL_MOVE, NULL);
3414         summary_move_selected_to(summaryview, to_folder);
3415 }
3416
3417 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3418                                 FolderItem *to_folder)
3419 {
3420         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3421         MsgInfo *msginfo;
3422
3423         g_return_if_fail(to_folder != NULL);
3424
3425         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3426         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3427         if (MSG_IS_DELETED(msginfo->flags))
3428                 summaryview->deleted--;
3429         if (MSG_IS_MOVE(msginfo->flags)) {
3430                 summaryview->moved--;
3431         }
3432
3433         if (!MSG_IS_COPY(msginfo->flags)) {
3434                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3435                 summaryview->copied++;
3436         } else {
3437                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3438         }
3439         if (!prefs_common.immediate_exec) {
3440                 summary_set_row_marks(summaryview, row);
3441         }
3442
3443         debug_print("Message %d is set to copy to %s\n",
3444                     msginfo->msgnum, to_folder->path);
3445 }
3446
3447 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3448 {
3449         GList *cur;
3450
3451         if (!to_folder) return;
3452         if (!summaryview->folder_item) return;
3453
3454         if (summary_is_locked(summaryview)) return;
3455
3456         if (summaryview->folder_item == to_folder) {
3457                 alertpanel_error
3458                         (_("Destination to copy is same as current folder."));
3459                 return;
3460         }
3461
3462         START_LONG_OPERATION(summaryview);
3463
3464         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3465              cur != NULL && cur->data != NULL; cur = cur->next)
3466                 summary_copy_row_to
3467                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3468
3469         END_LONG_OPERATION(summaryview);
3470
3471         if (prefs_common.immediate_exec)
3472                 summary_execute(summaryview);
3473         else {
3474                 summary_status_show(summaryview);
3475         }
3476 }
3477
3478 void summary_copy_to(SummaryView *summaryview)
3479 {
3480         FolderItem *to_folder;
3481
3482         if (!summaryview->folder_item) return;
3483
3484         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3485                                          FOLDER_SEL_COPY, NULL);
3486         summary_copy_selected_to(summaryview, to_folder);
3487 }
3488
3489 void summary_add_address(SummaryView *summaryview)
3490 {
3491         MsgInfo *msginfo;
3492         gchar *from;
3493
3494         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3495                                               summaryview->selected);
3496         if (!msginfo) return;
3497
3498         Xstrdup_a(from, msginfo->from, return);
3499         eliminate_address_comment(from);
3500         extract_address(from);
3501         addressbook_add_contact(msginfo->fromname, from, NULL);
3502 }
3503
3504 void summary_select_all(SummaryView *summaryview)
3505 {
3506         if (!summaryview->folder_item) return;
3507
3508         summary_lock(summaryview);
3509         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3510         summary_unlock(summaryview);
3511         summary_status_show(summaryview);
3512 }
3513
3514 void summary_unselect_all(SummaryView *summaryview)
3515 {
3516         summary_lock(summaryview);
3517         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3518         summary_unlock(summaryview);
3519         summary_status_show(summaryview);
3520 }
3521
3522 void summary_select_thread(SummaryView *summaryview)
3523 {
3524         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3525         GtkCTreeNode *node = summaryview->selected;
3526
3527         if (!node) return;
3528
3529         while (GTK_CTREE_ROW(node)->parent != NULL)
3530                 node = GTK_CTREE_ROW(node)->parent;
3531
3532         if (node != summaryview->selected)
3533                 summary_select_node
3534                         (summaryview, node,
3535                          messageview_is_visible(summaryview->messageview),
3536                          FALSE);
3537
3538         gtk_ctree_select_recursive(ctree, node);
3539
3540         summary_status_show(summaryview);
3541 }
3542
3543 void summary_save_as(SummaryView *summaryview)
3544 {
3545         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3546         MsgInfo *msginfo;
3547         gchar *filename = NULL;
3548         gchar *src, *dest;
3549         gchar *tmp;
3550
3551         AlertValue aval = 0;
3552
3553         if (!summaryview->selected) return;
3554         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3555         if (!msginfo) return;
3556
3557         if (msginfo->subject) {
3558                 Xstrdup_a(filename, msginfo->subject, return);
3559                 subst_for_filename(filename);
3560         }
3561         if (g_getenv ("G_BROKEN_FILENAMES") &&
3562             filename && !g_utf8_validate(filename, -1, NULL)) {
3563                 gchar *oldstr = filename;
3564                 filename = conv_codeset_strdup(filename,
3565                                                conv_get_locale_charset_str(),
3566                                                CS_UTF_8);
3567                 if (!filename) {
3568                         g_warning("summary_save_as(): faild to convert character set.");
3569                         filename = g_strdup(oldstr);
3570                 }
3571                 dest = filesel_select_file_save(_("Save as"), filename);
3572                 g_free(filename);
3573         } else
3574                 dest = filesel_select_file_save(_("Save as"), filename);
3575         filename = NULL;
3576         if (!dest) return;
3577         if (is_file_exist(dest)) {
3578                 aval = alertpanel(_("Append or Overwrite"),
3579                                   _("Append or overwrite existing file?"),
3580                                   _("_Append"), _("_Overwrite"),
3581                                   GTK_STOCK_CANCEL);
3582                 if (aval != 0 && aval != 1)
3583                         return;
3584         }
3585
3586         src = procmsg_get_message_file(msginfo);
3587         tmp = g_path_get_basename(dest);
3588
3589         if ( aval==0 ) { /* append */
3590                 if (append_file(src, dest, TRUE) < 0)
3591                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3592         } else { /* overwrite */
3593                 if (copy_file(src, dest, TRUE) < 0)
3594                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3595         }
3596         g_free(src);
3597
3598         /*
3599          * If two or more msgs are selected,
3600          * append them to the output file.
3601          */
3602         if (GTK_CLIST(ctree)->selection->next) {
3603                 GList *item;
3604                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3605                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3606                         if (!msginfo) break;
3607                         src = procmsg_get_message_file(msginfo);
3608                         if (append_file(src, dest, TRUE) < 0)
3609                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3610                 }
3611                 g_free(src);
3612         }
3613         g_free(dest);
3614         g_free(tmp);
3615 }
3616
3617 #ifdef USE_GNOMEPRINT
3618 static void print_mimeview(MimeView *mimeview)
3619 {
3620         if (!mimeview
3621         ||  !mimeview->textview
3622         ||  !mimeview->textview->text)
3623                 alertpanel_warning(_("Cannot print: the message doesn't "
3624                                      "contain text."));
3625         else
3626                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3627 }
3628 #endif
3629
3630 void summary_print(SummaryView *summaryview)
3631 {
3632         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3633 #ifndef USE_GNOMEPRINT
3634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3635         MsgInfo *msginfo;
3636         gchar *cmdline = NULL;
3637         gchar *p;
3638 #endif
3639         GList *cur;
3640
3641         if (clist->selection == NULL) return;
3642 #ifndef USE_GNOMEPRINT
3643         cmdline = input_dialog(_("Print"),
3644                                _("Enter the print command line:\n"
3645                                  "('%s' will be replaced with file name)"),
3646                                prefs_common.print_cmd);
3647         if (!cmdline) return;
3648         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3649             strchr(p + 2, '%')) {
3650                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3651                                  cmdline);
3652                 g_free(cmdline);
3653                 return;
3654         }
3655         for (cur = clist->selection;
3656              cur != NULL && cur->data != NULL;
3657              cur = cur->next) {
3658                 msginfo = gtk_ctree_node_get_row_data
3659                         (ctree, GTK_CTREE_NODE(cur->data));
3660                 if (msginfo)
3661                         procmsg_print_message(msginfo, cmdline);
3662         }
3663
3664         g_free(cmdline);
3665 #else
3666         for (cur = clist->selection;
3667              cur != NULL && cur->data != NULL;
3668              cur = cur->next) {
3669                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3670                 if (node != summaryview->displayed) {
3671                         MessageView *tmpview = messageview_create(
3672                                                 summaryview->mainwin);
3673                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3674                                                 GTK_CTREE(summaryview->ctree),
3675                                                 node);
3676
3677                         messageview_init(tmpview);
3678                         tmpview->all_headers = summaryview->messageview->all_headers;
3679                         if (msginfo && messageview_show(tmpview, msginfo,
3680                                 tmpview->all_headers) >= 0) {
3681                                         print_mimeview(tmpview->mimeview);
3682                         }
3683                         messageview_destroy(tmpview);
3684                 } else {
3685                         print_mimeview(summaryview->messageview->mimeview);
3686                 }
3687         }
3688 #endif
3689 }
3690
3691 gboolean summary_execute(SummaryView *summaryview)
3692 {
3693         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3694         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3695         GtkCTreeNode *node, *next;
3696         GtkCTreeNode *new_selected = NULL;
3697         gint move_val = -1;
3698
3699         if (!summaryview->folder_item) return FALSE;
3700
3701         if (summary_is_locked(summaryview)) return FALSE;
3702         summary_lock(summaryview);
3703
3704         gtk_clist_freeze(clist);
3705
3706         if (summaryview->threaded)
3707                 summary_unthread_for_exec(summaryview);
3708
3709         folder_item_update_freeze();
3710         move_val = summary_execute_move(summaryview);
3711         summary_execute_copy(summaryview);
3712         summary_execute_delete(summaryview);
3713
3714         node = GTK_CTREE_NODE(clist->row_list);
3715         for (; node != NULL; node = next) {
3716                 next = gtkut_ctree_node_next(ctree, node);
3717                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3718
3719                 if (node == summaryview->displayed) {
3720                         messageview_clear(summaryview->messageview);
3721                         summaryview->displayed = NULL;
3722                 }
3723                 if (GTK_CTREE_ROW(node)->children != NULL) {
3724                         g_warning("summary_execute(): children != NULL\n");
3725                         continue;
3726                 }
3727
3728                 if (!new_selected &&
3729                     gtkut_ctree_node_is_selected(ctree, node)) {
3730                         summary_unselect_all(summaryview);
3731                         new_selected = summary_find_next_msg(summaryview, node);
3732                         if (!new_selected)
3733                                 new_selected = summary_find_prev_msg
3734                                         (summaryview, node);
3735                 }
3736
3737                 gtk_ctree_remove_node(ctree, node);
3738         }
3739
3740         folder_item_update_thaw();
3741         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3742
3743         if (new_selected) {
3744                 summary_unlock(summaryview);
3745                 gtk_sctree_select
3746                         (GTK_SCTREE(ctree),
3747                          new_selected);
3748                 summary_lock(summaryview);
3749         }
3750
3751         if (summaryview->threaded) {
3752                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3753                 summary_thread_build(summaryview);
3754                 summary_thread_init(summaryview);
3755                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3756         }
3757
3758         summaryview->selected = clist->selection ?
3759                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3760
3761         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3762                 menu_set_insensitive_all
3763                         (GTK_MENU_SHELL(summaryview->popupmenu));
3764                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3765         } else
3766                 gtk_widget_grab_focus(summaryview->ctree);
3767
3768         summary_update_status(summaryview);
3769         summary_status_show(summaryview);
3770
3771         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3772
3773         summary_unlock(summaryview);
3774
3775         if (move_val < 0)
3776                 summary_show(summaryview, summaryview->folder_item);
3777         return TRUE;
3778 }
3779
3780 static gint summary_execute_move(SummaryView *summaryview)
3781 {
3782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3783         GSList *cur;
3784         gint val = -1;
3785         /* search moving messages and execute */
3786         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3787                                 summaryview);
3788
3789         if (summaryview->mlist) {
3790                 val = procmsg_move_messages(summaryview->mlist);
3791
3792                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3793                         procmsg_msginfo_free((MsgInfo *)cur->data);
3794                 g_slist_free(summaryview->mlist);
3795                 summaryview->mlist = NULL;
3796         }
3797         return val;
3798 }
3799
3800 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3801                                       gpointer data)
3802 {
3803         SummaryView *summaryview = data;
3804         MsgInfo *msginfo;
3805
3806         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3807
3808         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3809                 summaryview->mlist =
3810                         g_slist_prepend(summaryview->mlist, msginfo);
3811                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3812
3813                 if (msginfo->msgid && *msginfo->msgid &&
3814                     node == g_hash_table_lookup(summaryview->msgid_table,
3815                                                 msginfo->msgid))
3816                         g_hash_table_remove(summaryview->msgid_table,
3817                                             msginfo->msgid);
3818         }
3819 }
3820
3821 static void summary_execute_copy(SummaryView *summaryview)
3822 {
3823         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3824
3825         /* search copying messages and execute */
3826         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3827                                 summaryview);
3828
3829         if (summaryview->mlist) {
3830                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3831                 procmsg_copy_messages(summaryview->mlist);
3832
3833                 g_slist_free(summaryview->mlist);
3834                 summaryview->mlist = NULL;
3835         }
3836 }
3837
3838 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3839                                       gpointer data)
3840 {
3841         SummaryView *summaryview = data;
3842         MsgInfo *msginfo;
3843
3844         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3845
3846         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3847                 summaryview->mlist =
3848                         g_slist_prepend(summaryview->mlist, msginfo);
3849
3850                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3851                 summary_set_row_marks(summaryview, node);
3852         }
3853 }
3854
3855 static void summary_execute_delete(SummaryView *summaryview)
3856 {
3857         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3858         GSList *cur;
3859
3860         /* search deleting messages and execute */
3861         gtk_ctree_pre_recursive
3862                 (ctree, NULL, summary_execute_delete_func, summaryview);
3863
3864         if (!summaryview->mlist) return;
3865
3866         folder_item_remove_msgs(summaryview->folder_item,
3867                                 summaryview->mlist);
3868
3869         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3870                 procmsg_msginfo_free((MsgInfo *)cur->data);
3871
3872         g_slist_free(summaryview->mlist);
3873         summaryview->mlist = NULL;
3874 }
3875
3876 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3877                                         gpointer data)
3878 {
3879         SummaryView *summaryview = data;
3880         MsgInfo *msginfo;
3881
3882         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3883
3884         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3885                 summaryview->mlist =
3886                         g_slist_append(summaryview->mlist, msginfo);
3887                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3888
3889                 if (msginfo->msgid && *msginfo->msgid &&
3890                     node == g_hash_table_lookup(summaryview->msgid_table,
3891                                                 msginfo->msgid)) {
3892                         g_hash_table_remove(summaryview->msgid_table,
3893                                             msginfo->msgid);
3894                 }
3895                 if (msginfo->subject && *msginfo->subject &&
3896                     node == subject_table_lookup(summaryview->subject_table,
3897                                                  msginfo->subject)) {
3898                         subject_table_remove(summaryview->subject_table,
3899                                              msginfo->subject);
3900                 }
3901         }
3902 }
3903
3904 /* thread functions */
3905
3906 void summary_thread_build(SummaryView *summaryview)
3907 {
3908         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3909         GtkCTreeNode *node;
3910         GtkCTreeNode *next;
3911         GtkCTreeNode *parent;
3912         MsgInfo *msginfo;
3913         GSList *reflist;
3914
3915         summary_lock(summaryview);
3916
3917         debug_print("Building threads...");
3918         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3919         main_window_cursor_wait(summaryview->mainwin);
3920
3921         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3922                                        G_CALLBACK(summary_tree_expanded), summaryview);
3923         gtk_clist_freeze(GTK_CLIST(ctree));
3924
3925         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3926         while (node) {
3927                 next = GTK_CTREE_ROW(node)->sibling;
3928
3929                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3930
3931                 parent = NULL;
3932
3933                 if (msginfo && msginfo->inreplyto) {
3934                         parent = g_hash_table_lookup(summaryview->msgid_table,
3935                                                      msginfo->inreplyto);
3936
3937                         if (!parent && msginfo->references) {
3938                                 for (reflist = msginfo->references;
3939                                      reflist != NULL; reflist = reflist->next)
3940                                         if ((parent = g_hash_table_lookup
3941                                                 (summaryview->msgid_table,
3942                                                  reflist->data)))
3943                                                 break;
3944                         }
3945                 }
3946
3947                 if (prefs_common.thread_by_subject && parent == NULL) {
3948                         parent = subject_table_lookup
3949                                 (summaryview->subject_table,
3950                                  msginfo->subject);
3951                 }
3952
3953                 if (parent && parent != node) {
3954                         gtk_ctree_move(ctree, node, parent, NULL);
3955                 }
3956
3957                 node = next;
3958         }
3959
3960         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3961
3962         gtk_clist_thaw(GTK_CLIST(ctree));
3963         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3964                                          G_CALLBACK(summary_tree_expanded), summaryview);
3965
3966         debug_print("done.\n");
3967         STATUSBAR_POP(summaryview->mainwin);
3968         main_window_cursor_normal(summaryview->mainwin);
3969
3970         summaryview->threaded = TRUE;
3971
3972         summary_unlock(summaryview);
3973 }
3974
3975 static void summary_thread_init(SummaryView *summaryview)
3976 {
3977         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3978         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3979         GtkCTreeNode *next;
3980
3981         if (!summaryview->thread_collapsed) {
3982                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3983                                        G_CALLBACK(summary_tree_expanded), summaryview);
3984                 while (node) {
3985                         next = GTK_CTREE_ROW(node)->sibling;
3986                         if (GTK_CTREE_ROW(node)->children)
3987                                 gtk_ctree_expand_recursive(ctree, node);
3988                         node = next;
3989                 }
3990                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3991                                        G_CALLBACK(summary_tree_expanded), summaryview);
3992         }
3993 }
3994
3995 void summary_unthread(SummaryView *summaryview)
3996 {
3997         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3998         GtkCTreeNode *node;
3999         GtkCTreeNode *child;
4000         GtkCTreeNode *sibling;
4001         GtkCTreeNode *next_child;
4002
4003         summary_lock(summaryview);
4004
4005         debug_print("Unthreading...");
4006         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
4007         main_window_cursor_wait(summaryview->mainwin);
4008
4009         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4010                                         summary_tree_collapsed, summaryview);
4011         gtk_clist_freeze(GTK_CLIST(ctree));
4012
4013         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4014              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4015                 child = GTK_CTREE_ROW(node)->children;
4016                 sibling = GTK_CTREE_ROW(node)->sibling;
4017
4018                 while (child != NULL) {
4019                         next_child = GTK_CTREE_ROW(child)->sibling;
4020                         gtk_ctree_move(ctree, child, NULL, sibling);
4021                         child = next_child;
4022                 }
4023         }
4024
4025         /* CLAWS: and sort it */
4026         gtk_sctree_sort_recursive(ctree, NULL);
4027
4028         gtk_clist_thaw(GTK_CLIST(ctree));
4029         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4030                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4031
4032         debug_print("done.\n");
4033         STATUSBAR_POP(summaryview->mainwin);
4034         main_window_cursor_normal(summaryview->mainwin);
4035
4036         summaryview->threaded = FALSE;
4037
4038         summary_unlock(summaryview);
4039 }
4040
4041 static void summary_unthread_for_exec(SummaryView *summaryview)
4042 {
4043         GtkCTreeNode *node;
4044         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4045
4046         debug_print("Unthreading for execution...");
4047
4048         START_LONG_OPERATION(summaryview);
4049
4050         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4051              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4052                 summary_unthread_for_exec_func(ctree, node, NULL);
4053         }
4054
4055         END_LONG_OPERATION(summaryview);
4056
4057         debug_print("done.\n");
4058 }
4059
4060 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4061                                            gpointer data)
4062 {
4063         MsgInfo *msginfo;
4064         GtkCTreeNode *top_parent;
4065         GtkCTreeNode *child;
4066         GtkCTreeNode *sibling;
4067
4068         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4069
4070         if (!msginfo ||
4071             (!MSG_IS_MOVE(msginfo->flags) &&
4072              !MSG_IS_DELETED(msginfo->flags)))
4073                 return;
4074         child = GTK_CTREE_ROW(node)->children;
4075         if (!child) return;
4076
4077         for (top_parent = node;
4078              GTK_CTREE_ROW(top_parent)->parent != NULL;
4079              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4080                 ;
4081         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4082
4083         while (child != NULL) {
4084                 GtkCTreeNode *next_child;
4085
4086                 next_child = GTK_CTREE_ROW(child)->sibling;
4087                 gtk_ctree_move(ctree, child, NULL, sibling);
4088                 child = next_child;
4089         }
4090 }
4091
4092 void summary_expand_threads(SummaryView *summaryview)
4093 {
4094         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4095         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4096
4097         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4098                                        G_CALLBACK(summary_tree_expanded), summaryview);
4099         gtk_clist_freeze(GTK_CLIST(ctree));
4100
4101         while (node) {
4102                 if (GTK_CTREE_ROW(node)->children) {
4103                         gtk_ctree_expand(ctree, node);
4104                         summary_set_row_marks(summaryview, node);
4105                 }
4106                 node = GTK_CTREE_NODE_NEXT(node);
4107         }
4108
4109         gtk_clist_thaw(GTK_CLIST(ctree));
4110         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4111                                          G_CALLBACK(summary_tree_expanded), summaryview);
4112
4113         summaryview->thread_collapsed = FALSE;
4114
4115         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4116 }
4117
4118 void summary_collapse_threads(SummaryView *summaryview)
4119 {
4120         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4121         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4122
4123         gtk_clist_freeze(GTK_CLIST(ctree));
4124
4125         while (node) {
4126                 if (GTK_CTREE_ROW(node)->children)
4127                         gtk_ctree_collapse(ctree, node);
4128                 node = GTK_CTREE_ROW(node)->sibling;
4129         }
4130
4131         gtk_clist_thaw(GTK_CLIST(ctree));
4132
4133         summaryview->thread_collapsed = TRUE;
4134
4135         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4136 }
4137
4138 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4139 {
4140         summary_lock(summaryview);
4141
4142         folder_item_update_freeze();
4143
4144         debug_print("filtering...");
4145         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4146         main_window_cursor_wait(summaryview->mainwin);
4147
4148         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4149
4150         if (selected_only) {
4151                 GList *cur;
4152
4153                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4154                      cur != NULL && cur->data != NULL; cur = cur->next) {
4155                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4156                                             GTK_CTREE_NODE(cur->data),
4157                                             summaryview);
4158                 }
4159         } else {
4160                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4161                                         GTK_CTREE_FUNC(summary_filter_func),
4162                                         summaryview);
4163         }
4164         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4165
4166         folder_item_update_thaw();
4167         debug_print("done.\n");
4168         STATUSBAR_POP(summaryview->mainwin);
4169         main_window_cursor_normal(summaryview->mainwin);
4170
4171         summary_unlock(summaryview);
4172
4173         /*
4174          * CLAWS: summary_show() only valid after having a lock. ideally
4175          * we want the lock to be context aware...
4176          */
4177         summary_show(summaryview, summaryview->folder_item);
4178 }
4179
4180 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4181                                 gpointer data)
4182 {
4183         MailFilteringData mail_filtering_data;
4184         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4185
4186         mail_filtering_data.msginfo = msginfo;
4187         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4188                 return;
4189
4190         filter_message_by_msginfo(filtering_rules, msginfo);
4191 }
4192
4193 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4194                                  PrefsFilterType type, gint processing_rule)
4195 {
4196         gchar *header = NULL;
4197         gchar *key = NULL;
4198
4199         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4200
4201         if (processing_rule) {
4202                 if (item == NULL)
4203                         prefs_filtering_open(&pre_global_processing,
4204                                              _("Processing rules to apply before folder rules"),
4205                                              header, key);
4206                 else
4207                         prefs_filtering_open(&item->prefs->processing,
4208                                              _("Processing configuration"),
4209                                              header, key);
4210         }
4211         else {
4212                 prefs_filtering_open(&filtering_rules,
4213                                      _("Filtering configuration"),
4214                                        header, key);
4215         }
4216
4217         g_free(header);
4218         g_free(key);
4219 }
4220
4221 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4222                          gint processing_rule)
4223 {
4224         MsgInfo *msginfo;
4225         FolderItem * item;
4226
4227         if (!summaryview->selected) return;
4228
4229         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4230                                               summaryview->selected);
4231         if (!msginfo) return;
4232
4233         item = summaryview->folder_item;
4234         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4235 }
4236
4237 /* color label */
4238
4239 #define N_COLOR_LABELS colorlabel_get_color_count()
4240
4241 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4242                                                      gpointer data)
4243 {
4244         guint color = GPOINTER_TO_UINT(data);
4245         SummaryView *summaryview;
4246
4247         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4248         g_return_if_fail(summaryview != NULL);
4249
4250         /* "dont_toggle" state set? */
4251         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4252                                 "dont_toggle"))
4253                 return;
4254
4255         summary_set_colorlabel(summaryview, color, NULL);
4256 }
4257
4258 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4259  * for the messsage; not the color index */
4260 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4261                                   guint labelcolor)
4262 {
4263         GdkColor color;
4264         GtkStyle *style, *prev_style, *ctree_style;
4265         MsgInfo *msginfo;
4266         gint color_index;
4267
4268         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4269
4270         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4271         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4272         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4273
4274         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4275                 if (!prev_style) return;
4276                 style = gtk_style_copy(prev_style);
4277                 color = ctree_style->fg[GTK_STATE_NORMAL];
4278                 style->fg[GTK_STATE_NORMAL] = color;
4279                 color = ctree_style->fg[GTK_STATE_SELECTED];
4280                 style->fg[GTK_STATE_SELECTED] = color;
4281         } else {
4282                 if (prev_style)
4283                         style = gtk_style_copy(prev_style);
4284                 else
4285                         style = gtk_style_copy(ctree_style);
4286                 color = colorlabel_get_color(color_index);
4287                 style->fg[GTK_STATE_NORMAL] = color;
4288                 /* get the average of label color and selected fg color
4289                    for visibility */
4290                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4291                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4292                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4293         }
4294
4295         gtk_ctree_node_set_row_style(ctree, node, style);
4296 }
4297
4298 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4299 {
4300         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4301         MsgInfo *msginfo;
4302
4303         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4304
4305         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4306                                         MSG_CLABEL_FLAG_MASK, 0);
4307 }
4308
4309 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4310                             GtkWidget *widget)
4311 {
4312         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4313         GList *cur;
4314
4315         START_LONG_OPERATION(summaryview);
4316
4317         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4318                 summary_set_row_colorlabel(summaryview,
4319                                            GTK_CTREE_NODE(cur->data), labelcolor);
4320         END_LONG_OPERATION(summaryview);
4321 }
4322
4323 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4324                                                           gpointer data)
4325 {
4326         SummaryView *summaryview;
4327         GtkMenuShell *menu;
4328         GtkCheckMenuItem **items;
4329         gint n;
4330         GList *cur, *sel;
4331
4332         summaryview = (SummaryView *)data;
4333         g_return_if_fail(summaryview != NULL);
4334
4335         sel = GTK_CLIST(summaryview->ctree)->selection;
4336         if (!sel) return;
4337
4338         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4339         g_return_if_fail(menu != NULL);
4340
4341         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4342
4343         /* NOTE: don't return prematurely because we set the "dont_toggle"
4344          * state for check menu items */
4345         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4346                           GINT_TO_POINTER(1));
4347
4348         /* clear items. get item pointers. */
4349         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4350                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4351                         gtk_check_menu_item_set_active
4352                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4353                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4354                         n++;
4355                 }
4356         }
4357
4358         if (n == (N_COLOR_LABELS + 1)) {
4359                 /* iterate all messages and set the state of the appropriate
4360                  * items */
4361                 for (; sel != NULL; sel = sel->next) {
4362                         MsgInfo *msginfo;
4363                         gint clabel;
4364
4365                         msginfo = gtk_ctree_node_get_row_data
4366                                 (GTK_CTREE(summaryview->ctree),
4367                                  GTK_CTREE_NODE(sel->data));
4368                         if (msginfo) {
4369                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4370                                 if (!items[clabel]->active)
4371                                         gtk_check_menu_item_set_active
4372                                                 (items[clabel], TRUE);
4373                         }
4374                 }
4375         } else
4376                 g_warning("invalid number of color elements (%d)\n", n);
4377
4378         /* reset "dont_toggle" state */
4379         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4380                           GINT_TO_POINTER(0));
4381 }
4382
4383 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4384 {
4385         GtkWidget *label_menuitem;
4386         GtkWidget *menu;
4387         GtkWidget *item;
4388         gint i;
4389
4390         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4391                                                    "/Color label");
4392         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4393                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4394                            summaryview);
4395         gtk_widget_show(label_menuitem);
4396
4397         menu = gtk_menu_new();
4398
4399         /* create sub items. for the menu item activation callback we pass the
4400          * index of label_colors[] as data parameter. for the None color we
4401          * pass an invalid (high) value. also we attach a data pointer so we
4402          * can always get back the SummaryView pointer. */
4403
4404         item = gtk_check_menu_item_new_with_label(_("None"));
4405         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4406         g_signal_connect(G_OBJECT(item), "activate",
4407                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4408                            GUINT_TO_POINTER(0));
4409         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4410         gtk_widget_show(item);
4411
4412         item = gtk_menu_item_new();
4413         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4414         gtk_widget_show(item);
4415
4416         /* create pixmap/label menu items */
4417         for (i = 0; i < N_COLOR_LABELS; i++) {
4418                 item = colorlabel_create_check_color_menu_item(i);
4419                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4420                 g_signal_connect(G_OBJECT(item), "activate",
4421                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4422                                  GUINT_TO_POINTER(i + 1));
4423                 g_object_set_data(G_OBJECT(item), "summaryview",
4424                                   summaryview);
4425                 gtk_widget_show(item);
4426         }
4427
4428         gtk_widget_show(menu);
4429         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4430         summaryview->colorlabel_menu = menu;
4431 }
4432
4433 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4434 {
4435         GtkWidget *ctree;
4436         gint *col_pos = summaryview->col_pos;
4437         SummaryColumnState *col_state;
4438         gchar *titles[N_SUMMARY_COLS];
4439         SummaryColumnType type;
4440         gint pos;
4441
4442         memset(titles, 0, sizeof(titles));
4443
4444         col_state = prefs_summary_column_get_config();
4445         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4446                 summaryview->col_state[pos] = col_state[pos];
4447                 type = col_state[pos].type;
4448                 col_pos[type] = pos;
4449                 titles[pos] = "dummy";
4450         }
4451         col_state = summaryview->col_state;
4452
4453         ctree = gtk_sctree_new_with_titles
4454                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4455
4456         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4457         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4458                                            GTK_JUSTIFY_CENTER);
4459         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4460                                            GTK_JUSTIFY_CENTER);
4461         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4462                                            GTK_JUSTIFY_CENTER);
4463         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4464                                            GTK_JUSTIFY_CENTER);
4465         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4466                                            GTK_JUSTIFY_RIGHT);
4467         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4468                                            GTK_JUSTIFY_RIGHT);
4469         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4470                                            GTK_JUSTIFY_RIGHT);
4471         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4472                                    SUMMARY_COL_MARK_WIDTH);
4473         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4474                                    SUMMARY_COL_STATUS_WIDTH);
4475         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4476                                    SUMMARY_COL_LOCKED_WIDTH);
4477         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4478                                    SUMMARY_COL_MIME_WIDTH);
4479         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4480                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4481         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4482                                    prefs_common.summary_col_size[S_COL_FROM]);
4483         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4484                                    prefs_common.summary_col_size[S_COL_TO]);
4485         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4486                                    prefs_common.summary_col_size[S_COL_DATE]);
4487         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4488                                    prefs_common.summary_col_size[S_COL_SIZE]);
4489         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4490                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4491         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4492                                    prefs_common.summary_col_size[S_COL_SCORE]);
4493         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4494         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4495                                      GTK_CTREE_EXPANDER_SQUARE);
4496 #if 0
4497         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4498         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4499                                      GTK_CTREE_EXPANDER_TRIANGLE);
4500 #endif
4501         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4502         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4503
4504         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4505                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4506                                        GTK_CAN_FOCUS);
4507                 gtk_clist_set_column_visibility
4508                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4509         }
4510
4511         /* connect signal to the buttons for sorting */
4512 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4513         g_signal_connect \
4514                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4515                  "clicked", \
4516                  G_CALLBACK(func), \
4517                  summaryview)
4518
4519         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4520         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4521         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4522         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4523         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4524         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4525         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4526         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4527         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4528         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4529         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4530
4531 #undef CLIST_BUTTON_SIGNAL_CONNECT
4532
4533         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4534                          G_CALLBACK(summary_selected), summaryview);
4535         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
4536                          G_CALLBACK(summary_unselected), summaryview);
4537         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4538                          G_CALLBACK(summary_button_pressed),
4539                          summaryview);
4540         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4541                          G_CALLBACK(summary_button_released),
4542                          summaryview);
4543         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4544                          G_CALLBACK(summary_key_pressed), summaryview);
4545         g_signal_connect(G_OBJECT(ctree), "resize_column",
4546                          G_CALLBACK(summary_col_resized), summaryview);
4547         g_signal_connect(G_OBJECT(ctree), "open_row",
4548                          G_CALLBACK(summary_open_row), summaryview);
4549
4550         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4551                                G_CALLBACK(summary_tree_expanded),
4552                                summaryview);
4553         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4554                                G_CALLBACK(summary_tree_collapsed),
4555                                summaryview);
4556
4557         g_signal_connect(G_OBJECT(ctree), "start_drag",
4558                          G_CALLBACK(summary_start_drag),
4559                          summaryview);
4560         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4561                          G_CALLBACK(summary_drag_data_get),
4562                          summaryview);
4563
4564         return ctree;
4565 }
4566
4567 void summary_set_column_order(SummaryView *summaryview)
4568 {
4569         GtkWidget *ctree;
4570         GtkWidget *scrolledwin = summaryview->scrolledwin;
4571         FolderItem *item;
4572         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4573         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4574
4575         item = summaryview->folder_item;
4576
4577         summary_clear_all(summaryview);
4578         gtk_widget_destroy(summaryview->ctree);
4579
4580         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4581         summary_set_fonts(summaryview);
4582         summary_set_column_titles(summaryview);
4583         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4584                                             GTK_CLIST(ctree)->hadjustment);
4585         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4586                                             GTK_CLIST(ctree)->vadjustment);
4587         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4588         gtk_widget_show(ctree);
4589
4590         summary_show(summaryview, item);
4591
4592         summary_select_by_msgnum(summaryview, selected_msgnum);
4593
4594         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4595         if (!summaryview->displayed)
4596                 messageview_clear(summaryview->messageview);
4597         else
4598                 summary_redisplay_msg(summaryview);
4599 }
4600
4601
4602 /* callback functions */
4603
4604 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4605                                    SummaryView *summaryview)
4606 {
4607         if (event)
4608                 summary_toggle_view(summaryview);
4609         return TRUE;
4610 }
4611
4612 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4613                                        SummaryView *summaryview)
4614 {
4615         if (!event) return FALSE;
4616
4617         if (event->button == 3) {
4618                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4619                 /* right clicked */
4620                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4621                                NULL, NULL, event->button, event->time);
4622         } else if (event->button == 2) {
4623                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4624         } else if (event->button == 1) {
4625                 if (!prefs_common.emulate_emacs &&
4626                     messageview_is_visible(summaryview->messageview))
4627                         summaryview->display_msg = TRUE;
4628         }
4629
4630         return FALSE;
4631 }
4632
4633 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4634                                         SummaryView *summaryview)
4635 {
4636         return FALSE;
4637 }
4638
4639 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4640 {
4641         summary_key_pressed(summaryview->ctree, event, summaryview);
4642 }
4643
4644 #define BREAK_ON_MODIFIER_KEY() \
4645         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4646
4647 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4648                                     SummaryView *summaryview)
4649 {
4650         GtkCTree *ctree = GTK_CTREE(widget);
4651         GtkCTreeNode *node;
4652         MessageView *messageview;
4653         TextView *textview;
4654         GtkAdjustment *adj;
4655         gboolean mod_pressed;
4656
4657         if (summary_is_locked(summaryview)) return TRUE;
4658         if (!event) return TRUE;
4659
4660         if (quicksearch_has_focus(summaryview->quicksearch))
4661                 return FALSE;
4662
4663         switch (event->keyval) {
4664         case GDK_Left:          /* Move focus */
4665                 adj = gtk_scrolled_window_get_hadjustment
4666                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4667                 if (adj->lower != adj->value)
4668                         break;
4669                 /* FALLTHROUGH */
4670         case GDK_Escape:
4671                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4672                 return TRUE;
4673         case GDK_Home:
4674         case GDK_End:
4675                 if ((node = summaryview->selected) != NULL) {
4676                         GtkCTreeNode *next = NULL;
4677                         next = (event->keyval == GDK_Home)
4678                                         ? gtk_ctree_node_nth(ctree, 0)
4679                                         : gtk_ctree_node_nth(ctree,
4680                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4681                         if (next) {
4682                                 gtk_sctree_select_with_state
4683                                         (GTK_SCTREE(ctree), next, event->state);
4684
4685                                 /* Deprecated - what are the non-deprecated equivalents? */
4686                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4687                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4688                                 summaryview->selected = next;
4689                         }
4690                 }
4691                 return TRUE;
4692         default:
4693                 break;
4694         }
4695
4696         if (!summaryview->selected) {
4697                 node = gtk_ctree_node_nth(ctree, 0);
4698                 if (node)
4699                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4700                 else
4701                         return TRUE;
4702         }
4703
4704         messageview = summaryview->messageview;
4705         textview = messageview->mimeview->textview;
4706
4707         mod_pressed =
4708                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4709
4710         switch (event->keyval) {
4711         case GDK_space:         /* Page down or go to the next */
4712                 if (event->state & GDK_SHIFT_MASK)
4713                         textview_scroll_page(textview, TRUE);
4714                 else {
4715                         if (summaryview->displayed != summaryview->selected) {
4716                                 summary_display_msg(summaryview,
4717                                                     summaryview->selected);
4718                                 break;
4719                         }
4720                         if (mod_pressed) {
4721                                 if (!textview_scroll_page(textview, TRUE))
4722                                         summary_select_prev_unread(summaryview);
4723                         } else {
4724                                 if (!textview_scroll_page(textview, FALSE))
4725                                         summary_select_next_unread(summaryview);
4726                         }
4727                 }
4728                 break;
4729         case GDK_BackSpace:     /* Page up */
4730                 textview_scroll_page(textview, TRUE);
4731                 break;
4732         case GDK_Return:        /* Scroll up/down one line */
4733                 if (summaryview->displayed != summaryview->selected) {
4734                         summary_display_msg(summaryview,
4735                                             summaryview->selected);
4736                         break;
4737                 }
4738                 textview_scroll_one_line(textview, mod_pressed);
4739                 break;
4740         case GDK_Delete:
4741                 BREAK_ON_MODIFIER_KEY();
4742                 summary_delete_trash(summaryview);
4743                 break;
4744         case GDK_y:
4745         case GDK_t:
4746         case GDK_l:
4747         case GDK_c:
4748                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
4749                         mimeview_pass_key_press_event(messageview->mimeview,
4750                                                       event);
4751                         break;
4752                 }
4753         default:
4754                 break;
4755         }
4756         return FALSE;
4757 }
4758
4759 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4760 {
4761         SummaryView *summaryview = data;
4762
4763         summary_show(summaryview, summaryview->folder_item);
4764 }
4765
4766 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4767 {
4768         SummaryView *summaryview = (SummaryView *)data;
4769
4770         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4771                 prefs_common.show_searchbar = TRUE;
4772                 quicksearch_show(summaryview->quicksearch);
4773         } else {
4774                 prefs_common.show_searchbar = FALSE;
4775                 quicksearch_hide(summaryview->quicksearch);
4776         }
4777 }
4778
4779 void summaryview_activate_quicksearch(SummaryView *summaryview)
4780 {
4781         gtk_toggle_button_set_active(
4782                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4783                 TRUE);
4784         quicksearch_show(summaryview->quicksearch);
4785 }
4786
4787 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4788 {
4789         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4790         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4791         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4792                 summary_reedit(summaryview);
4793         else
4794                 summary_open_msg(summaryview);
4795
4796         summaryview->display_msg = FALSE;
4797 }
4798
4799 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4800                                   SummaryView *summaryview)
4801 {
4802         summary_set_row_marks(summaryview, node);
4803         if (prefs_common.bold_unread) {
4804                 while (node) {
4805                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4806                         if (GTK_CTREE_ROW(node)->children)
4807                                 summary_set_row_marks(summaryview, node);
4808                         node = next;
4809                 }
4810         }
4811 }
4812
4813 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4814                                    SummaryView *summaryview)
4815 {
4816         summary_set_row_marks(summaryview, node);
4817 }
4818
4819 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
4820                                gint column, SummaryView *summaryview)
4821 {
4822         if (summary_is_locked(summaryview)
4823         ||  GTK_SCTREE(ctree)->selecting_range) {
4824                 return;
4825         }
4826
4827         summary_status_show(summaryview);
4828 }
4829
4830 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4831                              gint column, SummaryView *summaryview)
4832 {
4833         MsgInfo *msginfo;
4834         gboolean marked_unread = FALSE;
4835
4836         if (summary_is_locked(summaryview)
4837         ||  GTK_SCTREE(ctree)->selecting_range) {
4838                 return;
4839         }
4840
4841         summary_status_show(summaryview);
4842
4843         if (GTK_CLIST(ctree)->selection &&
4844             GTK_CLIST(ctree)->selection->next) {
4845                 summaryview->display_msg = FALSE;
4846                 summary_set_menu_sensitive(summaryview);
4847                 toolbar_main_set_sensitive(summaryview->mainwin);
4848                 return;
4849         }
4850
4851         summaryview->selected = row;
4852
4853         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4854         g_return_if_fail(msginfo != NULL);
4855
4856         switch (column < 0 ? column : summaryview->col_state[column].type) {
4857         case S_COL_MARK:
4858                 if (!MSG_IS_DELETED(msginfo->flags) &&
4859                     !MSG_IS_MOVE(msginfo->flags) &&
4860                     !MSG_IS_COPY(msginfo->flags)) {
4861                         if (MSG_IS_MARKED(msginfo->flags)) {
4862                                 summary_unmark_row(summaryview, row);
4863                         } else {
4864                                 summary_mark_row(summaryview, row);
4865                         }
4866                 }
4867                 break;
4868         case S_COL_STATUS:
4869                 if (MSG_IS_UNREAD(msginfo->flags)) {
4870                         summary_mark_row_as_read(summaryview, row);
4871                         summary_status_show(summaryview);
4872                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4873                          !MSG_IS_FORWARDED(msginfo->flags)) {
4874                         marked_unread = TRUE;
4875                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4876                         summary_find_answers(summaryview, msginfo);
4877                         return;
4878                 }
4879                 break;
4880         case S_COL_LOCKED:
4881                 if (MSG_IS_LOCKED(msginfo->flags)) {
4882                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4883                         summary_set_row_marks(summaryview, row);
4884                 }
4885                 else
4886                         summary_lock_row(summaryview, row);
4887                 break;
4888         default:
4889                 break;
4890         }
4891
4892         if (summaryview->display_msg ||
4893             (prefs_common.always_show_msg &&
4894              messageview_is_visible(summaryview->messageview))) {
4895                 summaryview->display_msg = FALSE;
4896                 if (summaryview->displayed != row) {
4897                         summary_display_msg(summaryview, row);
4898                         if (marked_unread) {
4899                                 summary_mark_row_as_unread(summaryview, row);
4900                                 summary_status_show(summaryview);
4901                         }
4902                         return;
4903                 }
4904         }
4905
4906         if (marked_unread) {
4907                 summary_mark_row_as_unread(summaryview, row);
4908                 summary_status_show(summaryview);
4909         }
4910
4911         summary_set_menu_sensitive(summaryview);
4912         toolbar_main_set_sensitive(summaryview->mainwin);
4913 }
4914
4915 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4916                                 SummaryView *summaryview)
4917 {
4918         SummaryColumnType type = summaryview->col_state[column].type;
4919
4920         prefs_common.summary_col_size[type] = width;
4921 }
4922
4923
4924 /*
4925  * \brief get List of msginfo selected in SummaryView
4926  *
4927  * \param summaryview
4928  *
4929  * \return GSList holding MsgInfo
4930  */
4931 GSList *summary_get_selection(SummaryView *summaryview)
4932 {
4933         GList *sel = NULL;
4934         GSList *msginfo_list = NULL;
4935
4936         g_return_val_if_fail(summaryview != NULL, NULL);
4937
4938         sel = GTK_CLIST(summaryview->ctree)->selection;
4939
4940         g_return_val_if_fail(sel != NULL, NULL);
4941
4942         for ( ; sel != NULL; sel = sel->next)
4943                 msginfo_list =
4944                         g_slist_append(msginfo_list,
4945                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4946                                                                    GTK_CTREE_NODE(sel->data)));
4947         return msginfo_list;
4948 }
4949
4950 static void summary_reply_cb(SummaryView *summaryview, guint action,
4951                              GtkWidget *widget)
4952 {
4953         MessageView *msgview = (MessageView*)summaryview->messageview;
4954         GSList *msginfo_list;
4955
4956         g_return_if_fail(msgview != NULL);
4957
4958         msginfo_list = summary_get_selection(summaryview);
4959         g_return_if_fail(msginfo_list != NULL);
4960         compose_reply_from_messageview(msgview, msginfo_list, action);
4961         g_slist_free(msginfo_list);
4962 }
4963
4964 static void summary_show_all_header_cb(SummaryView *summaryview,
4965                                        guint action, GtkWidget *widget)
4966 {
4967         summaryview->messageview->all_headers =
4968                         GTK_CHECK_MENU_ITEM(widget)->active;
4969         summary_display_msg_selected(summaryview,
4970                                      GTK_CHECK_MENU_ITEM(widget)->active);
4971 }
4972
4973 static void summary_add_address_cb(SummaryView *summaryview,
4974                                    guint action, GtkWidget *widget)
4975 {
4976         summary_add_address(summaryview);
4977 }
4978
4979 static void summary_create_filter_cb(SummaryView *summaryview,
4980                                      guint action, GtkWidget *widget)
4981 {
4982         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4983 }
4984
4985 static void summary_create_processing_cb(SummaryView *summaryview,
4986                                          guint action, GtkWidget *widget)
4987 {
4988         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4989 }
4990
4991 static void summary_sort_by_column_click(SummaryView *summaryview,
4992                                          FolderSortKey sort_key)
4993 {
4994         GtkCTreeNode *node = NULL;
4995         START_TIMING("summary_sort_by_column_click");
4996         if (summaryview->sort_key == sort_key)
4997                 summary_sort(summaryview, sort_key,
4998                              summaryview->sort_type == SORT_ASCENDING
4999                              ? SORT_DESCENDING : SORT_ASCENDING);
5000         else
5001                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5002
5003         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5004
5005         if (prefs_common.bold_unread) {
5006                 while (node) {
5007                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5008                         if (GTK_CTREE_ROW(node)->children)
5009                                 summary_set_row_marks(summaryview, node);
5010                         node = next;
5011                 }
5012         }
5013         END_TIMING();
5014 }
5015
5016 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5017 {
5018         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5019 }
5020
5021 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5022 {
5023         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5024 }
5025
5026 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5027 {
5028         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5029 }
5030
5031 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5032 {
5033         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5034 }
5035
5036 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5037 {
5038         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5039 }
5040
5041 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5042 {
5043         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5044 }
5045
5046 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5047 {
5048         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5049 }
5050
5051 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5052 {
5053         summary_sort_by_column_click(summaryview, SORT_BY_TO);
5054 }
5055
5056 static void summary_subject_clicked(GtkWidget *button,
5057                                     SummaryView *summaryview)
5058 {
5059         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5060 }
5061
5062 static void summary_score_clicked(GtkWidget *button,
5063                                   SummaryView *summaryview)
5064 {
5065         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5066 }
5067
5068 static void summary_locked_clicked(GtkWidget *button,
5069                                    SummaryView *summaryview)
5070 {
5071         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5072 }
5073
5074 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5075                                SummaryView *summaryview)
5076 {
5077         GdkDragContext *context;
5078
5079         g_return_if_fail(summaryview != NULL);
5080         g_return_if_fail(summaryview->folder_item != NULL);
5081         g_return_if_fail(summaryview->folder_item->folder != NULL);
5082         if (summaryview->selected == NULL) return;
5083
5084         context = gtk_drag_begin(widget, summaryview->target_list,
5085                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5086         gtk_drag_set_icon_default(context);
5087 }
5088
5089 static void summary_drag_data_get(GtkWidget        *widget,
5090                                   GdkDragContext   *drag_context,
5091                                   GtkSelectionData *selection_data,
5092                                   guint             info,
5093                                   guint             time,
5094                                   SummaryView      *summaryview)
5095 {
5096         if (info == TARGET_MAIL_URI_LIST) {
5097                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5098                 GList *cur;
5099                 MsgInfo *msginfo;
5100                 gchar *mail_list = NULL, *tmp1, *tmp2;
5101
5102                 for (cur = GTK_CLIST(ctree)->selection;
5103                      cur != NULL && cur->data != NULL; cur = cur->next) {
5104                         msginfo = gtk_ctree_node_get_row_data
5105                                 (ctree, GTK_CTREE_NODE(cur->data));
5106                         tmp2 = procmsg_get_message_file(msginfo);
5107                         if (!tmp2) continue;
5108                         tmp1 = g_strconcat("file://", tmp2, NULL);
5109                         g_free(tmp2);
5110
5111                         if (!mail_list) {
5112                                 mail_list = tmp1;
5113                         } else {
5114                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5115                                 g_free(mail_list);
5116                                 g_free(tmp1);
5117                                 mail_list = tmp2;
5118                         }
5119                 }
5120
5121                 if (mail_list != NULL) {
5122                         gtk_selection_data_set(selection_data,
5123                                                selection_data->target, 8,
5124                                                mail_list, strlen(mail_list));
5125                         g_free(mail_list);
5126                 }
5127         } else if (info == TARGET_DUMMY) {
5128                 if (GTK_CLIST(summaryview->ctree)->selection)
5129                         gtk_selection_data_set(selection_data,
5130                                                selection_data->target, 8,
5131                                                "Dummy-Summaryview",
5132                                                strlen("Dummy-Summaryview")+1);
5133         }
5134 }
5135
5136
5137 /* custom compare functions for sorting */
5138
5139 #define CMP_FUNC_DEF(func_name, val)                                     \
5140 static gint func_name(GtkCList *clist,                                   \
5141                       gconstpointer ptr1, gconstpointer ptr2)            \
5142 {                                                                        \
5143         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5144         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5145                                                                          \
5146         if (!msginfo1 || !msginfo2)                                      \
5147                 return -1;                                               \
5148                                                                          \
5149         return (val);                                                    \
5150 }
5151
5152 CMP_FUNC_DEF(summary_cmp_by_mark,
5153              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5154 CMP_FUNC_DEF(summary_cmp_by_status,
5155              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5156 CMP_FUNC_DEF(summary_cmp_by_mime,
5157              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5158 CMP_FUNC_DEF(summary_cmp_by_label,
5159              MSG_GET_COLORLABEL(msginfo1->flags) -
5160              MSG_GET_COLORLABEL(msginfo2->flags))
5161 CMP_FUNC_DEF(summary_cmp_by_locked,
5162              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5163
5164 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5165 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5166 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5167
5168 #undef CMP_FUNC_DEF
5169
5170 static gint summary_cmp_by_subject(GtkCList *clist,
5171                                    gconstpointer ptr1,
5172                                    gconstpointer ptr2)
5173 {
5174         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5175         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5176
5177         if (!msginfo1->subject)
5178                 return (msginfo2->subject != NULL);
5179         if (!msginfo2->subject)
5180                 return -1;
5181
5182         return subject_compare_for_sort
5183                 (msginfo1->subject, msginfo2->subject);
5184 }
5185
5186 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5187                                 gconstpointer ptr2)
5188 {
5189         const gchar *str1, *str2;
5190         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5191         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5192         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5193
5194         g_return_val_if_fail(sv, -1);
5195
5196         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5197         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5198
5199         if (!str1)
5200                 return str2 != NULL;
5201
5202         if (!str2)
5203                 return -1;
5204
5205         return g_utf8_collate(str1, str2);
5206 }
5207
5208 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5209                                 gconstpointer ptr2)
5210 {
5211         const gchar *str1, *str2;
5212         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5213         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5214         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5215
5216         g_return_val_if_fail(sv, -1);
5217
5218         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5219         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5220
5221         if (!str1)
5222                 return str2 != NULL;
5223
5224         if (!str2)
5225                 return -1;
5226
5227         return g_utf8_collate(str1, str2);
5228 }
5229
5230 static gint summary_cmp_by_simplified_subject
5231         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5232 {
5233         const FolderItemPrefs *prefs;
5234         const gchar *str1, *str2;
5235         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5236         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5237         const MsgInfo *msginfo1 = r1->data;
5238         const MsgInfo *msginfo2 = r2->data;
5239         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5240
5241         g_return_val_if_fail(sv, -1);
5242         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5243
5244         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5245         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5246
5247         if (!str1)
5248                 return str2 != NULL;
5249
5250         if (!str2)
5251                 return -1;
5252
5253         prefs = msginfo1->folder->prefs;
5254         if (!prefs)
5255                 prefs = msginfo2->folder->prefs;
5256         if (!prefs)
5257                 return -1;
5258
5259         return subject_compare_for_sort(str1, str2);
5260 }
5261
5262 static gint summary_cmp_by_score(GtkCList *clist,
5263                                  gconstpointer ptr1, gconstpointer ptr2)
5264 {
5265         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5266         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5267         int diff;
5268
5269         /* if score are equal, sort by date */
5270
5271         diff = msginfo1->score - msginfo2->score;
5272         if (diff != 0)
5273                 return diff;
5274         else
5275                 return summary_cmp_by_date(clist, ptr1, ptr2);
5276 }
5277
5278 static void news_flag_crosspost(MsgInfo *msginfo)
5279 {
5280         GString *line;
5281         gpointer key;
5282         gpointer value;
5283         Folder *mff;
5284
5285         g_return_if_fail(msginfo != NULL);
5286         g_return_if_fail(msginfo->folder != NULL);
5287         g_return_if_fail(msginfo->folder->folder != NULL);
5288         mff = msginfo->folder->folder;
5289         g_return_if_fail(mff->klass->type == F_NEWS);
5290
5291         if (mff->account->mark_crosspost_read) {
5292                 line = g_string_sized_new(128);
5293                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5294                 debug_print("nfcp: checking <%s>", line->str);
5295                 if (mff->newsart &&
5296                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5297                         debug_print(" <%s>", (gchar *)value);
5298                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5299                                 summary_msginfo_change_flags(msginfo,
5300                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5301                         }
5302                         g_hash_table_remove(mff->newsart, key);
5303                         g_free(key);
5304                 }
5305                 g_string_free(line, TRUE);
5306                 debug_print("\n");
5307         }
5308 }
5309
5310 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5311 {
5312         SummaryView *summaryview = (SummaryView *) data;
5313         MsgInfo *msginfo;
5314
5315         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5316
5317         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5318
5319         summary_set_row_marks(summaryview, row);
5320         debug_print("Message %d is marked as ignore thread\n",
5321             msginfo->msgnum);
5322 }
5323
5324 static void summary_ignore_thread(SummaryView *summaryview)
5325 {
5326         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5327         GList *cur;
5328
5329         START_LONG_OPERATION(summaryview);
5330         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5331                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5332                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5333                                         summaryview);
5334
5335         END_LONG_OPERATION(summaryview);
5336
5337         summary_status_show(summaryview);
5338 }
5339
5340 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5341 {
5342         SummaryView *summaryview = (SummaryView *) data;
5343         MsgInfo *msginfo;
5344
5345         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5346
5347         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5348
5349         summary_set_row_marks(summaryview, row);
5350         debug_print("Message %d is marked as unignore thread\n",
5351             msginfo->msgnum);
5352 }
5353
5354 static void summary_unignore_thread(SummaryView *summaryview)
5355 {
5356         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5357         GList *cur;
5358
5359         START_LONG_OPERATION(summaryview);
5360         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5361                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5362                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5363                                         summaryview);
5364
5365         END_LONG_OPERATION(summaryview);
5366
5367         summary_status_show(summaryview);
5368 }
5369
5370 static void summary_check_ignore_thread_func
5371                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5372 {
5373         MsgInfo *msginfo;
5374         gint *found_ignore = (gint *) data;
5375
5376         if (*found_ignore) return;
5377         else {
5378                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5379                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5380         }
5381 }
5382
5383 void summary_toggle_ignore_thread(SummaryView *summaryview)
5384 {
5385         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5386         GList *cur;
5387         gint found_ignore = 0;
5388
5389         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5390                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5391                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5392                                         &found_ignore);
5393
5394         if (found_ignore)
5395                 summary_unignore_thread(summaryview);
5396         else
5397                 summary_ignore_thread(summaryview);
5398 }
5399
5400 #if 0 /* OLD PROCESSING */
5401 static gboolean processing_apply_func(GNode *node, gpointer data)
5402 {
5403         FolderItem *item;
5404         GSList * processing;
5405         SummaryView * summaryview = (SummaryView *) data;
5406
5407         if (node == NULL)
5408                 return FALSE;
5409
5410         item = node->data;
5411         /* prevent from the warning */
5412         if (item->path == NULL)
5413                 return FALSE;
5414         processing = item->prefs->processing;
5415
5416
5417         if (processing != NULL) {
5418                 gchar * buf;
5419                 GSList * mlist;
5420                 GSList * cur;
5421
5422                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5423                 debug_print(buf);
5424                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5425                 g_free(buf);
5426
5427                 mlist = folder_item_get_msg_list(item);
5428                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5429                         MsgInfo * msginfo;
5430
5431                         msginfo = (MsgInfo *) cur->data;
5432                         filter_message_by_msginfo(processing, msginfo, NULL);
5433                         procmsg_msginfo_free(msginfo);
5434                 }
5435
5436                 g_slist_free(mlist);
5437
5438                 STATUSBAR_POP(summaryview->mainwin);
5439         }
5440
5441
5442         return FALSE;
5443 }
5444
5445 void processing_apply(SummaryView * summaryview)
5446 {
5447         GList * cur;
5448
5449         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5450                 Folder *folder;
5451
5452                 folder = (Folder *) cur->data;
5453                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5454                                 processing_apply_func, summaryview);
5455         }
5456 }
5457 #endif
5458
5459 void summary_toggle_show_read_messages(SummaryView *summaryview)
5460 {
5461         FolderItemUpdateData source;
5462         if (summaryview->folder_item->hide_read_msgs)
5463                 summaryview->folder_item->hide_read_msgs = 0;
5464         else
5465                 summaryview->folder_item->hide_read_msgs = 1;
5466
5467         source.item = summaryview->folder_item;
5468         source.update_flags = F_ITEM_UPDATE_NAME;
5469         source.msg = NULL;
5470         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5471         summary_show(summaryview, summaryview->folder_item);
5472 }
5473
5474 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5475                                              guint action)
5476 {
5477         GtkWidget *widget;
5478
5479         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5480                                            "/View/Hide read messages");
5481         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5482                           GINT_TO_POINTER(1));
5483         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5484         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5485                           GINT_TO_POINTER(0));
5486 }
5487
5488 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5489 {
5490         GtkWidget *ctree = summaryview->ctree;
5491         GtkWidget *pixmap;
5492
5493         gtk_widget_destroy(summaryview->folder_pixmap);
5494
5495         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5496         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5497         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5498         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5499         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5500         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5501         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5502         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5503         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5504         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5505         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5506         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5507         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5508
5509         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5510         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5511         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5512         gtk_widget_show(pixmap);
5513         summaryview->folder_pixmap = pixmap;
5514
5515         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5516         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5517                               summaryview->quick_search_pixmap);
5518         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5519         gtk_widget_show(pixmap);
5520         summaryview->quick_search_pixmap = pixmap;
5521
5522         folderview_unselect(summaryview->folderview);
5523         folderview_select(summaryview->folderview, summaryview->folder_item);
5524         summary_set_column_titles(summaryview);
5525 }
5526
5527 /*
5528  * Harvest addresses for selected messages in summary view.
5529  */
5530 void summary_harvest_address(SummaryView *summaryview)
5531 {
5532         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5533         GList *cur;
5534         GList *msgList;
5535         MsgInfo *msginfo;
5536
5537         msgList = NULL;
5538         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5539                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5540                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5541         }
5542         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5543         g_list_free( msgList );
5544 }
5545
5546 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5547 {
5548         int err;
5549         gchar buf[BUFFSIZE];
5550         regex_t *preg = NULL;
5551
5552         preg = g_new0(regex_t, 1);
5553
5554         err = string_match_precompile(simplify_subject_regexp,
5555                                       preg, REG_EXTENDED);
5556         if (err) {
5557                 regerror(err, preg, buf, BUFFSIZE);
5558                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5559                 g_free(preg);
5560                 preg = NULL;
5561         }
5562
5563         return preg;
5564 }
5565
5566 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5567 {
5568         g_return_if_fail(summaryview != NULL);
5569         g_return_if_fail(item != NULL);
5570
5571         /* Subject simplification */
5572         if(summaryview->simplify_subject_preg) {
5573                 regfree(summaryview->simplify_subject_preg);
5574                 g_free(summaryview->simplify_subject_preg);
5575                 summaryview->simplify_subject_preg = NULL;
5576         }
5577         if(item->prefs && item->prefs->simplify_subject_regexp &&
5578            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5579                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5580
5581         /* Sorting */
5582         summaryview->sort_key = item->sort_key;
5583         summaryview->sort_type = item->sort_type;
5584
5585         /* Threading */
5586         summaryview->threaded = item->threaded;
5587         summaryview->thread_collapsed = item->thread_collapsed;
5588
5589         /* Scoring */
5590 #if 0
5591         if (global_scoring || item->prefs->scoring) {
5592                 summaryview->important_score = prefs_common.important_score;
5593                 if (item->prefs->important_score >
5594                     summaryview->important_score)
5595                         summaryview->important_score =
5596                                 item->prefs->important_score;
5597         }
5598 #endif
5599 }
5600
5601 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5602 {
5603         /* Sorting */
5604         item->sort_key = summaryview->sort_key;
5605         item->sort_type = summaryview->sort_type;
5606
5607         /* Threading */
5608         item->threaded = summaryview->threaded;
5609         item->thread_collapsed = summaryview->thread_collapsed;
5610 }
5611
5612 static gboolean summary_update_msg(gpointer source, gpointer data)
5613 {
5614         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5615         SummaryView *summaryview = (SummaryView *)data;
5616         GtkCTreeNode *node;
5617
5618         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5619         g_return_val_if_fail(summaryview != NULL, FALSE);
5620
5621         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5622                 node = gtk_ctree_find_by_row_data(
5623                                 GTK_CTREE(summaryview->ctree), NULL,
5624                                 msginfo_update->msginfo);
5625
5626                 if (node)
5627                         summary_set_row_marks(summaryview, node);
5628         }
5629
5630         return FALSE;
5631 }
5632
5633 /*!
5634  *\brief        change summaryview to display your answer(s) to a message
5635  *
5636  *\param        summaryview The SummaryView ;)
5637  *\param        msginfo The message for which answers are searched
5638  *
5639  */
5640 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5641 {
5642         FolderItem *sent_folder = NULL;
5643         PrefsAccount *account = NULL;
5644         GtkCTreeNode *node = NULL;
5645         char *buf = NULL;
5646         if (msg == NULL || msg->msgid == NULL)
5647                 return;
5648
5649         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5650         if (account == NULL)
5651                 return;
5652         sent_folder = account_get_special_folder
5653                                 (account, F_OUTBOX);
5654
5655         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5656
5657         if (sent_folder != summaryview->folder_item) {
5658                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5659         }
5660
5661         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5662
5663         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5664         g_free(buf);
5665
5666         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5667         if (node)
5668                 summary_select_node(summaryview, node, TRUE, TRUE);
5669 }
5670
5671 void summaryview_export_mbox_list(SummaryView *summaryview)
5672 {
5673         GSList *list = summary_get_selected_msg_list(summaryview);
5674         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5675
5676         if (mbox == NULL || list == NULL)
5677                 return;
5678
5679         export_list_to_mbox(list, mbox);
5680
5681         g_slist_free(list);
5682         g_free(mbox);
5683
5684 }
5685
5686 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5687 {
5688         if (!summaryview || !summaryview->folder_item || !item) {
5689                 return;
5690         }
5691
5692         if (summaryview->folder_item->folder == item->folder) {
5693                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5694         }
5695 }
5696 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5697 {
5698         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5699 }