src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkscrolledwindow.h>
  25 #include <gtk/gtkwidget.h>
  26 #include <gtk/gtkpixmap.h>
  27 #include <gtk/gtkctree.h>
  28 #include <gtk/gtkcontainer.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtktext.h>
  31 #include <gtk/gtkmenu.h>
  32 #include <gtk/gtkmenuitem.h>
  33 #include <gtk/gtkitemfactory.h>
  34 #include <gtk/gtkvbox.h>
  35 #include <gtk/gtkhbox.h>
  36 #include <gtk/gtkwindow.h>
  37 #include <gtk/gtkstyle.h>
  38 #include <gtk/gtkarrow.h>
  39 #include <gtk/gtkeventbox.h>
  40 #include <gtk/gtkstatusbar.h>
  41 #include <gtk/gtkmenuitem.h>
  42
  43 #include <stdio.h>
  44 #include <stdlib.h>
  45 #include <string.h>
  46 #include <ctype.h>
  47
  48 #include "intl.h"
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mainwindow.h"
  52 #include "folderview.h"
  53 #include "summaryview.h"
  54 #include "messageview.h"
  55 #include "foldersel.h"
  56 #include "procmsg.h"
  57 #include "procheader.h"
  58 #include "sourcewindow.h"
  59 #include "prefs_common.h"
  60 #include "prefs_summary_column.h"
  61 #include "prefs_filtering.h"
  62 #include "account.h"
  63 #include "compose.h"
  64 #include "utils.h"
  65 #include "gtkutils.h"
  66 #include "stock_pixmap.h"
  67 #include "filesel.h"
  68 #include "alertpanel.h"
  69 #include "inputdialog.h"
  70 #include "statusbar.h"
  71 #include "folder.h"
  72 #include "colorlabel.h"
  73 #include "inc.h"
  74 #include "imap.h"
  75 #include "addressbook.h"
  76 #include "addr_compl.h"
  77 #include "folder_item_prefs.h"
  78 #include "filtering.h"
  79 #include "string_match.h"
  80 #include "toolbar.h"
  81 #include "news.h"
  82 #include "hooks.h"
  83 #include "description_window.h"
  84 #include "folderutils.h"
  85 #include "quicksearch.h"
  86 #include "partial_download.h"
  87
  88 #define SUMMARY_COL_MARK_WIDTH          10
  89 #define SUMMARY_COL_STATUS_WIDTH        13
  90 #define SUMMARY_COL_LOCKED_WIDTH        13
  91 #define SUMMARY_COL_MIME_WIDTH          11
  92
  93
  94 static GtkStyle *bold_style;
  95 static GtkStyle *bold_marked_style;
  96 static GtkStyle *bold_deleted_style;
  97 static GtkStyle *small_style;
  98 static GtkStyle *small_marked_style;
  99 static GtkStyle *small_deleted_style;
 100
 101 static GdkPixmap *markxpm;
 102 static GdkBitmap *markxpmmask;
 103 static GdkPixmap *deletedxpm;
 104 static GdkBitmap *deletedxpmmask;
 105
 106 static GdkPixmap *newxpm;
 107 static GdkBitmap *newxpmmask;
 108 static GdkPixmap *unreadxpm;
 109 static GdkBitmap *unreadxpmmask;
 110 static GdkPixmap *repliedxpm;
 111 static GdkBitmap *repliedxpmmask;
 112 static GdkPixmap *forwardedxpm;
 113 static GdkBitmap *forwardedxpmmask;
 114 static GdkPixmap *ignorethreadxpm;
 115 static GdkBitmap *ignorethreadxpmmask;
 116 static GdkPixmap *lockedxpm;
 117 static GdkBitmap *lockedxpmmask;
 118
 119 static GdkPixmap *clipxpm;
 120 static GdkBitmap *clipxpmmask;
 121 static GdkPixmap *keyxpm;
 122 static GdkBitmap *keyxpmmask;
 123 static GdkPixmap *clipkeyxpm;
 124 static GdkBitmap *clipkeyxpmmask;
 125 static GdkPixmap *gpgsignedxpm;
 126 static GdkBitmap *gpgsignedxpmmask;
 127
 128 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 129                                          GtkCTreeNode           *node,
 130                                          gpointer                data);
 131 static void summary_set_marks_func      (GtkCTree               *ctree,
 132                                          GtkCTreeNode           *node,
 133                                          gpointer                data);
 134
 135 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 136
 137 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 138                                              guint action);
 139
 140 static guint summary_get_msgnum         (SummaryView            *summaryview,
 141                                          GtkCTreeNode           *node);
 142
 143 static GtkCTreeNode *summary_find_prev_msg
 144                                         (SummaryView            *summaryview,
 145                                          GtkCTreeNode           *current_node);
 146 static GtkCTreeNode *summary_find_next_msg
 147                                         (SummaryView            *summaryview,
 148                                          GtkCTreeNode           *current_node);
 149
 150 static GtkCTreeNode *summary_find_prev_flagged_msg
 151                                         (SummaryView    *summaryview,
 152                                          GtkCTreeNode   *current_node,
 153                                          MsgPermFlags    flags,
 154                                          gboolean        start_from_prev);
 155 static GtkCTreeNode *summary_find_next_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_next);
 160
 161 static GtkCTreeNode *summary_find_msg_by_msgnum
 162                                         (SummaryView            *summaryview,
 163                                          guint                   msgnum);
 164
 165 static void summary_update_status       (SummaryView            *summaryview);
 166
 167 /* display functions */
 168 static void summary_status_show         (SummaryView            *summaryview);
 169 static void summary_set_column_titles   (SummaryView            *summaryview);
 170 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 171                                          GSList                 *mlist);
 172 static void summary_set_header          (SummaryView            *summaryview,
 173                                          gchar                  *text[],
 174                                          MsgInfo                *msginfo);
 175 static void summary_display_msg         (SummaryView            *summaryview,
 176                                          GtkCTreeNode           *row);
 177 static void summary_display_msg_full    (SummaryView            *summaryview,
 178                                          GtkCTreeNode           *row,
 179                                          gboolean                new_window,
 180                                          gboolean                all_headers);
 181 static void summary_set_row_marks       (SummaryView            *summaryview,
 182                                          GtkCTreeNode           *row);
 183
 184 /* message handling */
 185 static void summary_mark_row            (SummaryView            *summaryview,
 186                                          GtkCTreeNode           *row);
 187 static void summary_lock_row            (SummaryView            *summaryview,
 188                                          GtkCTreeNode           *row);
 189 static void summary_unlock_row          (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row);
 193 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 194                                          GtkCTreeNode           *row);
 195 static void summary_delete_row          (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197 static void summary_unmark_row          (SummaryView            *summaryview,
 198                                          GtkCTreeNode           *row);
 199 static void summary_move_row_to         (SummaryView            *summaryview,
 200                                          GtkCTreeNode           *row,
 201                                          FolderItem             *to_folder);
 202 static void summary_copy_row_to         (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row,
 204                                          FolderItem             *to_folder);
 205
 206 static void summary_execute_move        (SummaryView            *summaryview);
 207 static void summary_execute_move_func   (GtkCTree               *ctree,
 208                                          GtkCTreeNode           *node,
 209                                          gpointer                data);
 210 static void summary_execute_copy        (SummaryView            *summaryview);
 211 static void summary_execute_copy_func   (GtkCTree               *ctree,
 212                                          GtkCTreeNode           *node,
 213                                          gpointer                data);
 214 static void summary_execute_delete      (SummaryView            *summaryview);
 215 static void summary_execute_delete_func (GtkCTree               *ctree,
 216                                          GtkCTreeNode           *node,
 217                                          gpointer                data);
 218
 219 static void summary_thread_init         (SummaryView            *summaryview);
 220 static void summary_ignore_thread       (SummaryView            *summaryview);
 221 static void summary_unignore_thread     (SummaryView            *summaryview);
 222
 223 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 224 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 225                                                  GtkCTreeNode   *node,
 226                                                  gpointer        data);
 227
 228 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 229                               GSList * mlist);
 230
 231 #if 0
 232 void summary_processing(SummaryView *summaryview, GSList * mlist);
 233 #endif
 234 static void summary_filter_func         (GtkCTree               *ctree,
 235                                          GtkCTreeNode           *node,
 236                                          gpointer                data);
 237
 238 static void summary_colorlabel_menu_item_activate_cb
 239                                           (GtkWidget    *widget,
 240                                            gpointer      data);
 241 static void summary_colorlabel_menu_item_activate_item_cb
 242                                           (GtkMenuItem  *label_menu_item,
 243                                            gpointer      data);
 244 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 245
 246 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 247
 248 /* callback functions */
 249 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 250                                          GdkEventButton         *event,
 251                                          SummaryView            *summaryview);
 252 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 253                                          GdkEventButton         *event,
 254                                          SummaryView            *summaryview);
 255 static gboolean summary_button_released (GtkWidget              *ctree,
 256                                          GdkEventButton         *event,
 257                                          SummaryView            *summaryview);
 258 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 259                                          GdkEventKey            *event,
 260                                          SummaryView            *summaryview);
 261 static void summary_open_row            (GtkSCTree              *sctree,
 262                                          SummaryView            *summaryview);
 263 static void summary_tree_expanded       (GtkCTree               *ctree,
 264                                          GtkCTreeNode           *node,
 265                                          SummaryView            *summaryview);
 266 static void summary_tree_collapsed      (GtkCTree               *ctree,
 267                                          GtkCTreeNode           *node,
 268                                          SummaryView            *summaryview);
 269 static void summary_selected            (GtkCTree               *ctree,
 270                                          GtkCTreeNode           *row,
 271                                          gint                    column,
 272                                          SummaryView            *summaryview);
 273 static void summary_col_resized         (GtkCList               *clist,
 274                                          gint                    column,
 275                                          gint                    width,
 276                                          SummaryView            *summaryview);
 277 static void summary_reply_cb            (SummaryView            *summaryview,
 278                                          guint                   action,
 279                                          GtkWidget              *widget);
 280 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 281                                          guint                   action,
 282                                          GtkWidget              *widget);
 283
 284 static void summary_add_address_cb      (SummaryView            *summaryview,
 285                                          guint                   action,
 286                                          GtkWidget              *widget);
 287 static void summary_create_filter_cb    (SummaryView            *summaryview,
 288                                          guint                   action,
 289                                          GtkWidget              *widget);
 290 static void summary_create_processing_cb(SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293
 294 static void summary_mark_clicked        (GtkWidget              *button,
 295                                          SummaryView            *summaryview);
 296 static void summary_status_clicked      (GtkWidget              *button,
 297                                          SummaryView            *summaryview);
 298 static void summary_mime_clicked        (GtkWidget              *button,
 299                                          SummaryView            *summaryview);
 300 static void summary_num_clicked         (GtkWidget              *button,
 301                                          SummaryView            *summaryview);
 302 static void summary_score_clicked       (GtkWidget *button,
 303                                          SummaryView *summaryview);
 304 static void summary_size_clicked        (GtkWidget              *button,
 305                                          SummaryView            *summaryview);
 306 static void summary_date_clicked        (GtkWidget              *button,
 307                                          SummaryView            *summaryview);
 308 static void summary_from_clicked        (GtkWidget              *button,
 309                                          SummaryView            *summaryview);
 310 static void summary_subject_clicked     (GtkWidget              *button,
 311                                          SummaryView            *summaryview);
 312 static void summary_score_clicked       (GtkWidget              *button,
 313                                          SummaryView            *summaryview);
 314 static void summary_locked_clicked      (GtkWidget              *button,
 315                                          SummaryView            *summaryview);
 316
 317 static void summary_start_drag          (GtkWidget        *widget,
 318                                          int button,
 319                                          GdkEvent *event,
 320                                          SummaryView      *summaryview);
 321 static void summary_drag_data_get       (GtkWidget        *widget,
 322                                          GdkDragContext   *drag_context,
 323                                          GtkSelectionData *selection_data,
 324                                          guint             info,
 325                                          guint             time,
 326                                          SummaryView      *summaryview);
 327
 328 /* custom compare functions for sorting */
 329
 330 static gint summary_cmp_by_mark         (GtkCList               *clist,
 331                                          gconstpointer           ptr1,
 332                                          gconstpointer           ptr2);
 333 static gint summary_cmp_by_status       (GtkCList               *clist,
 334                                          gconstpointer           ptr1,
 335                                          gconstpointer           ptr2);
 336 static gint summary_cmp_by_mime         (GtkCList               *clist,
 337                                          gconstpointer           ptr1,
 338                                          gconstpointer           ptr2);
 339 static gint summary_cmp_by_num          (GtkCList               *clist,
 340                                          gconstpointer           ptr1,
 341                                          gconstpointer           ptr2);
 342 static gint summary_cmp_by_size         (GtkCList               *clist,
 343                                          gconstpointer           ptr1,
 344                                          gconstpointer           ptr2);
 345 static gint summary_cmp_by_date         (GtkCList               *clist,
 346                                          gconstpointer           ptr1,
 347                                          gconstpointer           ptr2);
 348 static gint summary_cmp_by_from         (GtkCList               *clist,
 349                                          gconstpointer           ptr1,
 350                                          gconstpointer           ptr2);
 351 static gint summary_cmp_by_simplified_subject
 352                                         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_score        (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_label        (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_to           (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_subject      (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_locked       (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370
 371 static void news_flag_crosspost         (MsgInfo *msginfo);
 372
 373 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 374                                          gpointer        data);
 375 static void tog_searchbar_cb            (GtkWidget      *w,
 376                                          gpointer        data);
 377
 378 static void summary_find_answers        (SummaryView    *summaryview,
 379                                          MsgInfo        *msg);
 380
 381 static gboolean summary_update_msg      (gpointer source, gpointer data);
 382
 383 GtkTargetEntry summary_drag_types[1] =
 384 {
 385         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 386 };
 387
 388 static GtkItemFactoryEntry summary_popup_entries[] =
 389 {
 390         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 391         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 392         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 393         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 394         {N_("/Repl_y to/mailing _list"),
 395                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 396         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 397         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 398         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 399         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 400         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 401         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 402         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 403         {N_("/_Delete"),                "<control>D", summary_delete,   0, NULL},
 404         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 407         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 408         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 411         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 412         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 413         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 414         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 415         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 416         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 417         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 418
 419         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 420         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 421         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 422         {N_("/Add sender to address boo_k"),
 423                                         NULL, summary_add_address_cb, 0, NULL},
 424         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 425         {N_("/Create f_ilter rule/_Automatically"),
 426                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 427         {N_("/Create f_ilter rule/by _From"),
 428                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 429         {N_("/Create f_ilter rule/by _To"),
 430                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 431         {N_("/Create f_ilter rule/by _Subject"),
 432                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 433         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create processing rule/_Automatically"),
 435                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create processing rule/by _From"),
 437                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create processing rule/by _To"),
 439                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create processing rule/by _Subject"),
 441                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 443         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 444         {N_("/_View/Open in new _window"),
 445                                         "<control><alt>N", summary_open_msg,    0, NULL},
 446         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 447         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 448 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 449
 450 static const gchar *const col_label[N_SUMMARY_COLS] = {
 451         N_("M"),        /* S_COL_MARK    */
 452         N_("S"),        /* S_COL_STATUS  */
 453         "",             /* S_COL_MIME    */
 454         N_("Subject"),  /* S_COL_SUBJECT */
 455         N_("From"),     /* S_COL_FROM    */
 456         N_("Date"),     /* S_COL_DATE    */
 457         N_("Size"),     /* S_COL_SIZE    */
 458         N_("No."),      /* S_COL_NUMBER  */
 459         N_("Score"),    /* S_COL_SCORE   */
 460         N_("L")         /* S_COL_LOCKED  */
 461 };
 462
 463 SummaryView *summary_create(void)
 464 {
 465         SummaryView *summaryview;
 466         GtkWidget *vbox;
 467         GtkWidget *scrolledwin;
 468         GtkWidget *ctree;
 469         GtkWidget *hbox;
 470         GtkWidget *hbox_l;
 471         GtkWidget *statlabel_folder;
 472         GtkWidget *statlabel_select;
 473         GtkWidget *statlabel_msgs;
 474         GtkWidget *hbox_spc;
 475         GtkWidget *toggle_eventbox;
 476         GtkWidget *toggle_arrow;
 477         GtkWidget *popupmenu;
 478         GtkWidget *toggle_search;
 479         GtkTooltips *search_tip;
 480         GtkItemFactory *popupfactory;
 481         gint n_entries;
 482         QuickSearch *quicksearch;
 483
 484         debug_print("Creating summary view...\n");
 485         summaryview = g_new0(SummaryView, 1);
 486
 487 #define SUMMARY_VBOX_SPACING 3
 488         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 489
 490         /* create status label */
 491         hbox = gtk_hbox_new(FALSE, 0);
 492         gtk_widget_show(hbox);
 493
 494         search_tip = gtk_tooltips_new();
 495         toggle_search = gtk_toggle_button_new();
 496         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 497                                      prefs_common.show_searchbar);
 498         gtk_widget_show(toggle_search);
 499
 500         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 501                              toggle_search,
 502                              _("Toggle quick-search bar"), NULL);
 503
 504         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 505
 506         hbox_l = gtk_hbox_new(FALSE, 0);
 507         gtk_widget_show(hbox_l);
 508         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 509
 510         statlabel_folder = gtk_label_new("");
 511         gtk_widget_show(statlabel_folder);
 512         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 513         statlabel_select = gtk_label_new("");
 514         gtk_widget_show(statlabel_select);
 515         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 516
 517         /* toggle view button */
 518         toggle_eventbox = gtk_event_box_new();
 519         gtk_widget_show(toggle_eventbox);
 520         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 521         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 522         gtk_widget_show(toggle_arrow);
 523         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 524         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 525                          G_CALLBACK(summary_toggle_pressed),
 526                          summaryview);
 527
 528
 529         statlabel_msgs = gtk_label_new("");
 530         gtk_widget_show(statlabel_msgs);
 531         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 532
 533         hbox_spc = gtk_hbox_new(FALSE, 0);
 534         gtk_widget_show(hbox_spc);
 535         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 536
 537         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 538         gtk_widget_show(scrolledwin);
 539         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 540                                        GTK_POLICY_AUTOMATIC,
 541                                        GTK_POLICY_AUTOMATIC);
 542         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 543         gtk_widget_set_size_request(vbox,
 544                              prefs_common.summaryview_width,
 545                              prefs_common.summaryview_height);
 546
 547         ctree = summary_ctree_create(summaryview);
 548         gtk_widget_show(ctree);
 549
 550         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 551                                             GTK_CLIST(ctree)->hadjustment);
 552         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 553                                             GTK_CLIST(ctree)->vadjustment);
 554         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 555
 556         /* status label */
 557         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 558
 559         /* quick search */
 560         quicksearch = quicksearch_new();
 561         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 562
 563         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 564
 565         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 566                           G_CALLBACK(tog_searchbar_cb), summaryview);
 567
 568         /* create popup menu */
 569         n_entries = sizeof(summary_popup_entries) /
 570                 sizeof(summary_popup_entries[0]);
 571         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 572                                       "<SummaryView>", &popupfactory,
 573                                       summaryview);
 574
 575         summaryview->vbox = vbox;
 576         summaryview->scrolledwin = scrolledwin;
 577         summaryview->ctree = ctree;
 578         summaryview->hbox = hbox;
 579         summaryview->hbox_l = hbox_l;
 580         summaryview->statlabel_folder = statlabel_folder;
 581         summaryview->statlabel_select = statlabel_select;
 582         summaryview->statlabel_msgs = statlabel_msgs;
 583         summaryview->toggle_eventbox = toggle_eventbox;
 584         summaryview->toggle_arrow = toggle_arrow;
 585         summaryview->toggle_search = toggle_search;
 586         summaryview->popupmenu = popupmenu;
 587         summaryview->popupfactory = popupfactory;
 588         summaryview->lock_count = 0;
 589         summaryview->msginfo_update_callback_id =
 590                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 591
 592         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 593
 594         summaryview->quicksearch = quicksearch;
 595
 596         /* CLAWS: need this to get the SummaryView * from
 597          * the CList */
 598         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 599
 600         gtk_widget_show_all(vbox);
 601
 602         gtk_widget_show(vbox);
 603
 604         if (prefs_common.show_searchbar)
 605                 quicksearch_show(quicksearch);
 606         else
 607                 quicksearch_hide(quicksearch);
 608
 609         return summaryview;
 610 }
 611
 612 void summary_init(SummaryView *summaryview)
 613 {
 614         GtkStyle *style;
 615         GtkWidget *pixmap;
 616
 617         gtk_widget_realize(summaryview->ctree);
 618         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 619                          &markxpm, &markxpmmask);
 620         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 621                          &deletedxpm, &deletedxpmmask);
 622         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 623                          &newxpm, &newxpmmask);
 624         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 625                          &unreadxpm, &unreadxpmmask);
 626         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 627                          &repliedxpm, &repliedxpmmask);
 628         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 629                          &forwardedxpm, &forwardedxpmmask);
 630         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 631                          &clipxpm, &clipxpmmask);
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 633                          &lockedxpm, &lockedxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 635                          &ignorethreadxpm, &ignorethreadxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 637                          &clipkeyxpm, &clipkeyxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 639                          &keyxpm, &keyxpmmask);
 640         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 641                          &gpgsignedxpm, &gpgsignedxpmmask);
 642
 643         if (!small_style) {
 644                 PangoFontDescription *font_desc = NULL;
 645
 646                 small_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 if (SMALL_FONT)
 649                         font_desc = pango_font_description_from_string
 650                                                 (SMALL_FONT);
 651                 if (font_desc) {
 652                         if (small_style->font_desc)
 653                                 pango_font_description_free(small_style->font_desc);
 654                         small_style->font_desc = font_desc;
 655                 }
 656                 small_marked_style = gtk_style_copy(small_style);
 657                 small_marked_style->fg[GTK_STATE_NORMAL] =
 658                         summaryview->color_marked;
 659                 small_deleted_style = gtk_style_copy(small_style);
 660                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 661                         summaryview->color_dim;
 662         }
 663         if (!bold_style) {
 664                 PangoFontDescription *font_desc = NULL;
 665                 bold_style = gtk_style_copy
 666                         (gtk_widget_get_style(summaryview->ctree));
 667                 if (BOLD_FONT)
 668                         font_desc = pango_font_description_from_string
 669                                                 (BOLD_FONT);
 670                 if (font_desc) {
 671                         if (bold_style->font_desc)
 672                                 pango_font_description_free
 673                                         (bold_style->font_desc);
 674                         bold_style->font_desc = font_desc;
 675                 }
 676                 bold_marked_style = gtk_style_copy(bold_style);
 677                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 678                         summaryview->color_marked;
 679                 bold_deleted_style = gtk_style_copy(bold_style);
 680                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 681                         summaryview->color_dim;
 682         }
 683
 684         style = gtk_style_copy(gtk_widget_get_style
 685                                 (summaryview->statlabel_folder));
 686         gtk_widget_set_style(summaryview->statlabel_folder, style);
 687         gtk_widget_set_style(summaryview->statlabel_select, style);
 688         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 689
 690         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 691         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 692         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 693         gtk_widget_show(pixmap);
 694         summaryview->folder_pixmap = pixmap;
 695
 696         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 697         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 698         gtk_widget_show(pixmap);
 699         summaryview->quick_search_pixmap = pixmap;
 700
 701         /* Init summaryview prefs */
 702         summaryview->sort_key = SORT_BY_NONE;
 703         summaryview->sort_type = SORT_ASCENDING;
 704
 705         /* Init summaryview extra data */
 706         summaryview->simplify_subject_preg = NULL;
 707
 708         summary_clear_list(summaryview);
 709         summary_set_column_titles(summaryview);
 710         summary_colorlabel_menu_create(summaryview);
 711         summary_set_menu_sensitive(summaryview);
 712
 713 }
 714
 715 #if 0
 716 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 717                                                  GtkCTreeNode *current_node)
 718 {
 719         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 720         GtkCTreeNode *node;
 721         MsgInfo *msginfo;
 722         gint best_score = MIN_SCORE;
 723         GtkCTreeNode *best_node = NULL;
 724
 725         if (current_node)
 726                 /*node = current_node;*/
 727                 node = GTK_CTREE_NODE_NEXT(current_node);
 728         else
 729                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 730
 731         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 732                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 733                 if (msginfo->score >= summaryview->important_score)
 734                         break;
 735                 if (msginfo->score > best_score) {
 736                         best_score = msginfo->score;
 737                         best_node = node;
 738                 }
 739         }
 740
 741         if (node != NULL)
 742                 return node;
 743         else
 744                 return best_node;
 745 }
 746
 747 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 748                                                  GtkCTreeNode *current_node)
 749 {
 750         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 751         GtkCTreeNode *node;
 752         MsgInfo *msginfo;
 753         gint best_score = MIN_SCORE;
 754         GtkCTreeNode *best_node = NULL;
 755
 756         if (current_node)
 757                 /*node = current_node;*/
 758                 node = GTK_CTREE_NODE_PREV(current_node);
 759         else
 760                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 761
 762         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 763                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 764                 if (msginfo->score >= summaryview->important_score)
 765                         break;
 766                 if (msginfo->score > best_score) {
 767                         best_score = msginfo->score;
 768                         best_node = node;
 769                 }
 770         }
 771
 772         if (node != NULL)
 773                 return node;
 774         else
 775                 return best_node;
 776 }
 777 #endif
 778
 779 #define CURRENTLY_DISPLAYED(m) \
 780 ( (m->msgnum == displayed_msgnum) \
 781   && (!g_strcasecmp(m->folder->name,item->name)) )
 782
 783 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 784 {
 785         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 786         GtkCTreeNode *node;
 787         GSList *mlist = NULL;
 788         gchar *buf;
 789         gboolean is_refresh;
 790         guint selected_msgnum = 0;
 791         guint displayed_msgnum = 0;
 792         GSList *cur;
 793         GSList *not_killed;
 794
 795         if (summary_is_locked(summaryview)) return FALSE;
 796
 797         inc_lock();
 798         summary_lock(summaryview);
 799
 800         if (!prefs_common.summary_quicksearch_sticky
 801          && !quicksearch_is_running(summaryview->quicksearch)) {
 802                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 803         }
 804
 805         /* STATUSBAR_POP(summaryview->mainwin); */
 806
 807         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 808         if (is_refresh) {
 809                 selected_msgnum = summary_get_msgnum(summaryview,
 810                                                      summaryview->selected);
 811                 displayed_msgnum = summary_get_msgnum(summaryview,
 812                                                       summaryview->displayed);
 813         }
 814
 815         /* process the marks if any */
 816         if (summaryview->mainwin->lock_count == 0 &&
 817             (summaryview->moved > 0 || summaryview->copied > 0)) {
 818                 AlertValue val;
 819
 820                 val = alertpanel(_("Process mark"),
 821                                  _("Some marks are left. Process it?"),
 822                                  _("Yes"), _("No"), _("Cancel"));
 823                 if (G_ALERTDEFAULT == val) {
 824                         summary_unlock(summaryview);
 825                         summary_execute(summaryview);
 826                         summary_lock(summaryview);
 827                 } else if (G_ALERTALTERNATE == val) {
 828                         /* DO NOTHING */
 829                 } else {
 830                         summary_unlock(summaryview);
 831                         inc_unlock();
 832                         return FALSE;
 833                 }
 834                 folder_update_op_count();
 835         }
 836
 837         gtk_clist_freeze(GTK_CLIST(ctree));
 838
 839         summary_clear_list(summaryview);
 840         summary_set_column_titles(summaryview);
 841
 842         buf = NULL;
 843         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 844                 g_free(buf);
 845                 debug_print("empty folder\n\n");
 846                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 847                 summary_clear_all(summaryview);
 848                 summaryview->folder_item = item;
 849                 gtk_clist_thaw(GTK_CLIST(ctree));
 850                 summary_unlock(summaryview);
 851                 inc_unlock();
 852                 return TRUE;
 853         }
 854         g_free(buf);
 855
 856         if (!is_refresh)
 857                 messageview_clear(summaryview->messageview);
 858
 859         summaryview->folder_item = item;
 860         item->opened = TRUE;
 861
 862         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 863         debug_print("%s\n", buf);
 864         STATUSBAR_PUSH(summaryview->mainwin, buf);
 865         g_free(buf);
 866
 867         main_window_cursor_wait(summaryview->mainwin);
 868
 869 /*
 870         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 871
 872         !!! NEW !!!
 873         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 874         BY OTHER PROGRAMS TO THE FOLDER
 875 */
 876         mlist = folder_item_get_msg_list(item);
 877
 878         if (summaryview->folder_item->hide_read_msgs) {
 879                 GSList *not_killed;
 880
 881                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 882                 not_killed = NULL;
 883                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 884                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 885
 886                         if ((MSG_IS_UNREAD(msginfo->flags)
 887                              || MSG_IS_MARKED(msginfo->flags)
 888                              || MSG_IS_LOCKED(msginfo->flags)
 889                              || CURRENTLY_DISPLAYED(msginfo))
 890                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 891                                 not_killed = g_slist_prepend(not_killed, msginfo);
 892                         else
 893                                 procmsg_msginfo_free(msginfo);
 894                 }
 895                 g_slist_free(mlist);
 896                 mlist = not_killed;
 897         } else {
 898                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 899         }
 900
 901         if (quicksearch_is_active(summaryview->quicksearch)) {
 902                 GSList *not_killed;
 903
 904                 not_killed = NULL;
 905                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 906                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 907
 908                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 909                                 not_killed = g_slist_prepend(not_killed, msginfo);
 910                         else
 911                                 procmsg_msginfo_free(msginfo);
 912                 }
 913
 914                 g_slist_free(mlist);
 915                 mlist = not_killed;
 916         }
 917
 918 #if 0
 919         if ((global_scoring || item->prefs->scoring)) {
 920                 GSList *not_killed;
 921                 gint kill_score;
 922
 923                 not_killed = NULL;
 924                 kill_score = prefs_common.kill_score;
 925                 if (item->prefs->kill_score > kill_score)
 926                         kill_score = item->prefs->kill_score;
 927                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 928                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 929
 930                         if (msginfo->score > kill_score)
 931                                 not_killed = g_slist_prepend(not_killed, msginfo);
 932                         else
 933                                 procmsg_msginfo_free(msginfo);
 934                 }
 935                 g_slist_free(mlist);
 936                 mlist = not_killed;
 937         }
 938 #endif
 939         not_killed = NULL;
 940         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 941                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 942
 943                 if (!msginfo->hidden)
 944                         not_killed = g_slist_prepend(not_killed, msginfo);
 945                 else
 946                         procmsg_msginfo_free(msginfo);
 947         }
 948         g_slist_free(mlist);
 949         mlist = not_killed;
 950
 951         STATUSBAR_POP(summaryview->mainwin);
 952
 953         /* set ctree and hash table from the msginfo list, and
 954            create the thread */
 955         summary_set_ctree_from_list(summaryview, mlist);
 956
 957         g_slist_free(mlist);
 958
 959         if (summaryview->sort_key != SORT_BY_NONE)
 960                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 961
 962         gtk_clist_thaw(GTK_CLIST(ctree));
 963
 964         if (is_refresh) {
 965                 summaryview->displayed =
 966                         summary_find_msg_by_msgnum(summaryview,
 967                                                    displayed_msgnum);
 968                 if (!summaryview->displayed)
 969                         messageview_clear(summaryview->messageview);
 970                 summary_select_by_msgnum(summaryview, selected_msgnum);
 971                 if (!summaryview->selected) {
 972                         /* no selected message - select first unread
 973                            message, but do not display it */
 974                         node = summary_find_next_flagged_msg(summaryview, NULL,
 975                                                              MSG_UNREAD, FALSE);
 976                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 977                                 node = gtk_ctree_node_nth
 978                                         (ctree,
 979                                          item->sort_type == SORT_DESCENDING
 980                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 981                         summary_select_node(summaryview, node, FALSE, TRUE);
 982                 }
 983         } else {
 984                 /* select first unread message */
 985 #if 0
 986                 if (summaryview->sort_key == SORT_BY_SCORE)
 987                         node = summary_find_next_important_score(summaryview,
 988                                                                  NULL);
 989                 else
 990 #endif
 991                 node = summary_find_next_flagged_msg(summaryview, NULL,
 992                                                      MSG_UNREAD, FALSE);
 993                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 994                         node = gtk_ctree_node_nth
 995                                 (ctree,
 996                                  item->sort_type == SORT_DESCENDING
 997                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
 998                 }
 999                 if (prefs_common.open_unread_on_enter ||
1000                     prefs_common.always_show_msg) {
1001                         summary_unlock(summaryview);
1002                         summary_select_node(summaryview, node,
1003                                             messageview_is_visible(summaryview->messageview),
1004                                             TRUE);
1005                         summary_lock(summaryview);
1006                 } else
1007                         summary_select_node(summaryview, node, FALSE, TRUE);
1008         }
1009
1010         summary_set_column_titles(summaryview);
1011         summary_status_show(summaryview);
1012         summary_set_menu_sensitive(summaryview);
1013         toolbar_main_set_sensitive(summaryview->mainwin);
1014
1015         debug_print("\n");
1016         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1017         STATUSBAR_POP(summaryview->mainwin);
1018         main_window_cursor_normal(summaryview->mainwin);
1019         summary_unlock(summaryview);
1020         inc_unlock();
1021
1022         return TRUE;
1023 }
1024
1025 #undef CURRENTLY_DISPLAYED
1026
1027 void summary_clear_list(SummaryView *summaryview)
1028 {
1029         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1030         gint optimal_width;
1031
1032         gtk_clist_freeze(clist);
1033
1034         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1035                                 NULL, summary_free_msginfo_func, NULL);
1036
1037         if (summaryview->folder_item) {
1038                 summaryview->folder_item->opened = FALSE;
1039                 summaryview->folder_item = NULL;
1040         }
1041
1042         summaryview->display_msg = FALSE;
1043
1044         summaryview->selected = NULL;
1045         summaryview->displayed = NULL;
1046         summaryview->total_size = 0;
1047         summaryview->deleted = summaryview->moved = 0;
1048         summaryview->copied = 0;
1049         if (summaryview->msgid_table) {
1050                 g_hash_table_destroy(summaryview->msgid_table);
1051                 summaryview->msgid_table = NULL;
1052         }
1053         if (summaryview->subject_table) {
1054                 g_hash_table_destroy(summaryview->subject_table);
1055                 summaryview->subject_table = NULL;
1056         }
1057         summaryview->mlist = NULL;
1058
1059         gtk_clist_clear(clist);
1060         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1061                 optimal_width = gtk_clist_optimal_column_width
1062                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1063                 gtk_clist_set_column_width
1064                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1065                          optimal_width);
1066         }
1067
1068         gtk_clist_thaw(clist);
1069 }
1070
1071 void summary_clear_all(SummaryView *summaryview)
1072 {
1073         messageview_clear(summaryview->messageview);
1074         summary_clear_list(summaryview);
1075         summary_set_menu_sensitive(summaryview);
1076         toolbar_main_set_sensitive(summaryview->mainwin);
1077         summary_status_show(summaryview);
1078 }
1079
1080 void summary_lock(SummaryView *summaryview)
1081 {
1082         summaryview->lock_count++;
1083 }
1084
1085 void summary_unlock(SummaryView *summaryview)
1086 {
1087         if (summaryview->lock_count)
1088                 summaryview->lock_count--;
1089 }
1090
1091 gboolean summary_is_locked(SummaryView *summaryview)
1092 {
1093         return summaryview->lock_count > 0;
1094 }
1095
1096 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1097 {
1098         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1099         SummarySelection selection;
1100
1101         if (!clist->row_list)
1102                 selection = SUMMARY_NONE;
1103         else if (!clist->selection)
1104                 selection = SUMMARY_SELECTED_NONE;
1105         else if (!clist->selection->next)
1106                 selection = SUMMARY_SELECTED_SINGLE;
1107         else
1108                 selection = SUMMARY_SELECTED_MULTIPLE;
1109
1110         return selection;
1111 }
1112
1113 /*!
1114  *\return       MsgInfo * Selected message if there's one selected;
1115  *              if multiple selected, or none, return NULL.
1116  */
1117 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1118 {
1119         /* summaryview->selected may be valid when multiple
1120          * messages were selected */
1121         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1122
1123         if (sellist == NULL || sellist->next)
1124                 return NULL;
1125
1126         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1127 }
1128
1129 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1130 {
1131         GSList *mlist = NULL;
1132         GList *cur;
1133         MsgInfo *msginfo;
1134
1135         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
1136              cur = cur->next) {
1137                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1138                 mlist = g_slist_prepend(mlist, msginfo);
1139         }
1140
1141         mlist = g_slist_reverse(mlist);
1142
1143         return mlist;
1144 }
1145
1146 GSList *summary_get_msg_list(SummaryView *summaryview)
1147 {
1148         GSList *mlist = NULL;
1149         GtkCTree *ctree;
1150         GtkCTreeNode *node;
1151         MsgInfo *msginfo;
1152
1153         ctree = GTK_CTREE(summaryview->ctree);
1154
1155         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1156              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1157                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1158                 mlist = g_slist_prepend(mlist, msginfo);
1159         }
1160
1161         mlist = g_slist_reverse(mlist);
1162
1163         return mlist;
1164 }
1165
1166 static void summary_set_menu_sensitive(SummaryView *summaryview)
1167 {
1168         GtkItemFactory *ifactory = summaryview->popupfactory;
1169         SensitiveCond state;
1170         gboolean sensitive;
1171         GtkWidget *menuitem;
1172         gint i;
1173
1174         static const struct {
1175                 gchar *const entry;
1176                 SensitiveCond cond;
1177         } entry[] = {
1178                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1179                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1180                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1181                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1182                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1183                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1184
1185                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1186                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1187
1188                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1189
1190                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1191                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1192                 {"/Delete"                      , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1193                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1194
1195                 {"/Mark"                        , M_TARGET_EXIST},
1196                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1197                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1198                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1199                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1200                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1201                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1202                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1203                 {"/Color label"                 , M_TARGET_EXIST},
1204
1205                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1206                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1207                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1208
1209                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1210                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1211                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1212                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1213 #if 0
1214                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1215                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1216
1217                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1218                 {"/Select all"                  , M_TARGET_EXIST},
1219 #endif
1220                 {NULL, 0}
1221         };
1222
1223         main_window_set_menu_sensitive(summaryview->mainwin);
1224
1225         state = main_window_get_current_state(summaryview->mainwin);
1226
1227         for (i = 0; entry[i].entry != NULL; i++) {
1228                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1229                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1230         }
1231
1232
1233         summary_lock(summaryview);
1234         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1235         gtk_check_menu_item_set_active
1236                 (GTK_CHECK_MENU_ITEM(menuitem),
1237                  summaryview->messageview->mimeview->textview->show_all_headers);
1238         summary_unlock(summaryview);
1239 }
1240
1241 void summary_select_prev_unread(SummaryView *summaryview)
1242 {
1243         GtkCTreeNode *node;
1244         gboolean skip_cur = FALSE;
1245
1246         if (summaryview->displayed
1247         &&  summaryview->selected == summaryview->displayed) {
1248                 debug_print("skipping current\n");
1249                 skip_cur = TRUE;
1250         }
1251
1252         node = summary_find_prev_flagged_msg
1253                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1254
1255         if (!node) {
1256                 AlertValue val = 0;
1257
1258                 switch (prefs_common.next_unread_msg_dialog) {
1259                         case NEXTUNREADMSGDIALOG_ALWAYS:
1260                                 val = alertpanel(_("No more unread messages"),
1261                                                  _("No unread message found. "
1262                                                    "Search from the end?"),
1263                                                  _("Yes"), _("No"), NULL);
1264                                 break;
1265                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1266                                 val = G_ALERTDEFAULT;
1267                                 break;
1268                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1269                                 val = !G_ALERTDEFAULT;
1270                                 break;
1271                         default:
1272                                 debug_print(
1273                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1274                 }
1275                 if (val != G_ALERTDEFAULT) return;
1276                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1277                                                      MSG_UNREAD, FALSE);
1278         }
1279
1280         if (!node)
1281                 alertpanel_notice(_("No unread messages."));
1282         else
1283                 summary_select_node(summaryview, node, TRUE, FALSE);
1284 }
1285
1286 void summary_select_next_unread(SummaryView *summaryview)
1287 {
1288         GtkCTreeNode *node = summaryview->selected;
1289         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1290         gboolean skip_cur = FALSE;
1291
1292         if (summaryview->displayed
1293         &&  summaryview->selected == summaryview->displayed) {
1294                 debug_print("skipping cur\n");
1295                 skip_cur = TRUE;
1296         }
1297
1298
1299         node = summary_find_next_flagged_msg
1300                 (summaryview, node, MSG_UNREAD, skip_cur);
1301
1302         if (node)
1303                 summary_select_node(summaryview, node, TRUE, FALSE);
1304         else {
1305                 node = summary_find_next_flagged_msg
1306                         (summaryview, NULL, MSG_UNREAD, FALSE);
1307                 if (node == NULL) {
1308                         AlertValue val = 0;
1309
1310                         switch (prefs_common.next_unread_msg_dialog) {
1311                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1312                                         val = alertpanel(_("No more unread messages"),
1313                                                          _("No unread message found. "
1314                                                            "Go to next folder?"),
1315                                                          _("Yes"), _("No"), NULL);
1316                                         break;
1317                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1318                                         val = G_ALERTDEFAULT;
1319                                         break;
1320                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1321                                         val = G_ALERTOTHER;
1322                                         break;
1323                                 default:
1324                                         debug_print(
1325                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1326                         }
1327
1328                         if (val == G_ALERTDEFAULT) {
1329                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1330                                                          "key_press_event");
1331                                 folderview_select_next_unread(summaryview->folderview);
1332                                 return;
1333                         }
1334                         else
1335                                 return;
1336                 } else
1337                         summary_select_node(summaryview, node, TRUE, FALSE);
1338
1339         }
1340 }
1341
1342 void summary_select_prev_new(SummaryView *summaryview)
1343 {
1344         GtkCTreeNode *node;
1345
1346         node = summary_find_prev_flagged_msg
1347                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1348
1349         if (!node) {
1350                 AlertValue val;
1351
1352                 val = alertpanel(_("No more new messages"),
1353                                  _("No new message found. "
1354                                    "Search from the end?"),
1355                                  _("Yes"), _("No"), NULL);
1356                 if (val != G_ALERTDEFAULT) return;
1357                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1358                                                      MSG_NEW, FALSE);
1359         }
1360
1361         if (!node)
1362                 alertpanel_notice(_("No new messages."));
1363         else
1364                 summary_select_node(summaryview, node, TRUE, FALSE);
1365 }
1366
1367 void summary_select_next_new(SummaryView *summaryview)
1368 {
1369         GtkCTreeNode *node = summaryview->selected;
1370         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1371
1372         while ((node = summary_find_next_flagged_msg
1373                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1374                 AlertValue val;
1375
1376                 val = alertpanel(_("No more new messages"),
1377                                  _("No new message found. "
1378                                    "Go to next folder?"),
1379                                  _("Yes"), _("Search again"), _("No"));
1380                 if (val == G_ALERTDEFAULT) {
1381                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"key_press_event");
1382                         folderview_select_next_unread(summaryview->folderview);
1383                         return;
1384                 } else if (val == G_ALERTALTERNATE)
1385                         node = NULL;
1386                 else
1387                         return;
1388         }
1389
1390         if (node)
1391                 summary_select_node(summaryview, node, TRUE, FALSE);
1392 }
1393
1394 void summary_select_prev_marked(SummaryView *summaryview)
1395 {
1396         GtkCTreeNode *node;
1397
1398         node = summary_find_prev_flagged_msg
1399                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1400
1401         if (!node) {
1402                 AlertValue val;
1403
1404                 val = alertpanel(_("No more marked messages"),
1405                                  _("No marked message found. "
1406                                    "Search from the end?"),
1407                                  _("Yes"), _("No"), NULL);
1408                 if (val != G_ALERTDEFAULT) return;
1409                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1410                                                      MSG_MARKED, TRUE);
1411         }
1412
1413         if (!node)
1414                 alertpanel_notice(_("No marked messages."));
1415         else
1416                 summary_select_node(summaryview, node, TRUE, FALSE);
1417 }
1418
1419 void summary_select_next_marked(SummaryView *summaryview)
1420 {
1421         GtkCTreeNode *node;
1422
1423         node = summary_find_next_flagged_msg
1424                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1425
1426         if (!node) {
1427                 AlertValue val;
1428
1429                 val = alertpanel(_("No more marked messages"),
1430                                  _("No marked message found. "
1431                                    "Search from the beginning?"),
1432                                  _("Yes"), _("No"), NULL);
1433                 if (val != G_ALERTDEFAULT) return;
1434                 node = summary_find_next_flagged_msg(summaryview, NULL,
1435                                                      MSG_MARKED, TRUE);
1436         }
1437
1438         if (!node)
1439                 alertpanel_notice(_("No marked messages."));
1440         else
1441                 summary_select_node(summaryview, node, TRUE, FALSE);
1442 }
1443
1444 void summary_select_prev_labeled(SummaryView *summaryview)
1445 {
1446         GtkCTreeNode *node;
1447
1448         node = summary_find_prev_flagged_msg
1449                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1450
1451         if (!node) {
1452                 AlertValue val;
1453
1454                 val = alertpanel(_("No more labeled messages"),
1455                                  _("No labeled message found. "
1456                                    "Search from the end?"),
1457                                  _("Yes"), _("No"), NULL);
1458                 if (val != G_ALERTDEFAULT) return;
1459                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1460                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1461         }
1462
1463         if (!node)
1464                 alertpanel_notice(_("No labeled messages."));
1465         else
1466                 summary_select_node(summaryview, node, TRUE, FALSE);
1467 }
1468
1469 void summary_select_next_labeled(SummaryView *summaryview)
1470 {
1471         GtkCTreeNode *node;
1472
1473         node = summary_find_next_flagged_msg
1474                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1475
1476         if (!node) {
1477                 AlertValue val;
1478
1479                 val = alertpanel(_("No more labeled messages"),
1480                                  _("No labeled message found. "
1481                                    "Search from the beginning?"),
1482                                  _("Yes"), _("No"), NULL);
1483                 if (val != G_ALERTDEFAULT) return;
1484                 node = summary_find_next_flagged_msg(summaryview, NULL,
1485                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1486         }
1487
1488         if (!node)
1489                 alertpanel_notice(_("No labeled messages."));
1490         else
1491                 summary_select_node(summaryview, node, TRUE, FALSE);
1492 }
1493
1494 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1495 {
1496         GtkCTreeNode *node;
1497
1498         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1499         summary_select_node(summaryview, node, FALSE, TRUE);
1500 }
1501
1502 /**
1503  * summary_select_node:
1504  * @summaryview: Summary view.
1505  * @node: Summary tree node.
1506  * @display_msg: TRUE to display the selected message.
1507  * @do_refresh: TRUE to refresh the widget.
1508  *
1509  * Select @node (bringing it into view by scrolling and expanding its
1510  * thread, if necessary) and unselect all others.  If @display_msg is
1511  * TRUE, display the corresponding message in the message view.
1512  * If @do_refresh is TRUE, the widget is refreshed.
1513  **/
1514 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1515                          gboolean display_msg, gboolean do_refresh)
1516 {
1517         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1518
1519         if (node) {
1520                 gtkut_ctree_expand_parent_all(ctree, node);
1521                 if (do_refresh) {
1522                         GTK_EVENTS_FLUSH();
1523                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1524                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1525                 }
1526                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1527                 if (display_msg && summaryview->displayed == node)
1528                         summaryview->displayed = NULL;
1529                 summaryview->display_msg = display_msg;
1530                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1531         }
1532 }
1533
1534 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1535 {
1536         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1537         MsgInfo *msginfo;
1538
1539         if (!node)
1540                 return 0;
1541         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1542         return msginfo->msgnum;
1543 }
1544
1545 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1546                                            GtkCTreeNode *current_node)
1547 {
1548         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1549         GtkCTreeNode *node;
1550         MsgInfo *msginfo;
1551
1552         if (current_node)
1553                 node = current_node;
1554         else
1555                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1556
1557         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1558                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1559                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1560         }
1561
1562         return node;
1563 }
1564
1565 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1566                                            GtkCTreeNode *current_node)
1567 {
1568         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1569         GtkCTreeNode *node;
1570         MsgInfo *msginfo;
1571
1572         if (current_node)
1573                 node = current_node;
1574         else
1575                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1576
1577         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1578                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1579                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1580         }
1581
1582         return node;
1583 }
1584
1585 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1586                                                    GtkCTreeNode *current_node,
1587                                                    MsgPermFlags flags,
1588                                                    gboolean start_from_prev)
1589 {
1590         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1591         GtkCTreeNode *node;
1592         MsgInfo *msginfo;
1593
1594         if (current_node) {
1595                 if (start_from_prev)
1596                         node = GTK_CTREE_NODE_PREV(current_node);
1597                 else
1598                         node = current_node;
1599         } else
1600                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1601
1602         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1603                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1604                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1605         }
1606
1607         return node;
1608 }
1609
1610 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1611                                                    GtkCTreeNode *current_node,
1612                                                    MsgPermFlags flags,
1613                                                    gboolean start_from_next)
1614 {
1615         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1616         GtkCTreeNode *node;
1617         MsgInfo *msginfo;
1618
1619         if (current_node) {
1620                 if (start_from_next)
1621                         node = gtkut_ctree_node_next(ctree, current_node);
1622                 else
1623                         node = current_node;
1624         } else
1625                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1626
1627         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1628                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1629                 /* Find msg with matching flags but ignore messages with
1630                    ignore flags, if searching for new or unread messages */
1631                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1632                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1633                         break;
1634         }
1635
1636         return node;
1637 }
1638
1639 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1640                                                 guint msgnum)
1641 {
1642         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1643         GtkCTreeNode *node;
1644         MsgInfo *msginfo;
1645
1646         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1647
1648         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1649                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1650                 if (msginfo && msginfo->msgnum == msgnum) break;
1651         }
1652
1653         return node;
1654 }
1655
1656 static guint attract_hash_func(gconstpointer key)
1657 {
1658         gchar *str;
1659         gchar *p;
1660         guint h;
1661
1662         Xstrdup_a(str, (const gchar *)key, return 0);
1663         trim_subject(str);
1664
1665         p = str;
1666         h = *p;
1667
1668         if (h) {
1669                 for (p += 1; *p != '\0'; p++)
1670                         h = (h << 5) - h + *p;
1671         }
1672
1673         return h;
1674 }
1675
1676 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1677 {
1678         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1679 }
1680
1681 void summary_attract_by_subject(SummaryView *summaryview)
1682 {
1683         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1684         GtkCList *clist = GTK_CLIST(ctree);
1685         GtkCTreeNode *src_node;
1686         GtkCTreeNode *dst_node, *sibling;
1687         GtkCTreeNode *tmp;
1688         MsgInfo *src_msginfo, *dst_msginfo;
1689         GHashTable *subject_table;
1690
1691         debug_print("Attracting messages by subject...");
1692         STATUSBAR_PUSH(summaryview->mainwin,
1693                        _("Attracting messages by subject..."));
1694
1695         main_window_cursor_wait(summaryview->mainwin);
1696         gtk_clist_freeze(clist);
1697
1698         subject_table = g_hash_table_new(attract_hash_func,
1699                                          attract_compare_func);
1700
1701         for (src_node = GTK_CTREE_NODE(clist->row_list);
1702              src_node != NULL;
1703              src_node = tmp) {
1704                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1705                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1706                 if (!src_msginfo) continue;
1707                 if (!src_msginfo->subject) continue;
1708
1709                 /* find attracting node */
1710                 dst_node = g_hash_table_lookup(subject_table,
1711                                                src_msginfo->subject);
1712
1713                 if (dst_node) {
1714                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1715
1716                         /* if the time difference is more than 20 days,
1717                            don't attract */
1718                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1719                             > 60 * 60 * 24 * 20)
1720                                 continue;
1721
1722                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1723                         if (src_node != sibling)
1724                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1725                 }
1726
1727                 g_hash_table_insert(subject_table,
1728                                     src_msginfo->subject, src_node);
1729         }
1730
1731         g_hash_table_destroy(subject_table);
1732
1733         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1734
1735         gtk_clist_thaw(clist);
1736
1737         debug_print("done.\n");
1738         STATUSBAR_POP(summaryview->mainwin);
1739
1740         main_window_cursor_normal(summaryview->mainwin);
1741 }
1742
1743 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1744                                       gpointer data)
1745 {
1746         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1747
1748         if (msginfo)
1749                 procmsg_msginfo_free(msginfo);
1750 }
1751
1752 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1753                                    gpointer data)
1754 {
1755         SummaryView *summaryview = data;
1756         MsgInfo *msginfo;
1757
1758         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1759
1760         if (msginfo->folder && msginfo->folder->folder &&
1761             msginfo->folder->folder->klass->type == F_NEWS)
1762                 news_flag_crosspost(msginfo);
1763
1764         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1765         && procmsg_msg_has_marked_parent(msginfo))
1766                 summaryview->unreadmarked++;
1767
1768         if (MSG_IS_DELETED(msginfo->flags))
1769                 summaryview->deleted++;
1770
1771         summaryview->total_size += msginfo->size;
1772
1773         summary_set_row_marks(summaryview, node);
1774 }
1775
1776 static void summary_update_status(SummaryView *summaryview)
1777 {
1778         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1779         GtkCTreeNode *node;
1780         MsgInfo *msginfo;
1781
1782         summaryview->total_size =
1783         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1784
1785         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1786              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1787                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1788
1789                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1790                 && procmsg_msg_has_marked_parent(msginfo))
1791                         summaryview->unreadmarked++;
1792                 if (MSG_IS_DELETED(msginfo->flags))
1793                         summaryview->deleted++;
1794                 if (MSG_IS_MOVE(msginfo->flags))
1795                         summaryview->moved++;
1796                 if (MSG_IS_COPY(msginfo->flags))
1797                         summaryview->copied++;
1798                 summaryview->total_size += msginfo->size;
1799         }
1800 }
1801
1802 static void summary_status_show(SummaryView *summaryview)
1803 {
1804         gchar *str;
1805         gchar *del, *mv, *cp;
1806         gchar *sel;
1807         gchar *spc;
1808         gchar *itstr;
1809         GList *rowlist, *cur;
1810         guint n_selected = 0;
1811         off_t sel_size = 0;
1812         MsgInfo *msginfo;
1813         gchar *name;
1814
1815         if (!summaryview->folder_item) {
1816                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1817                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1818                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1819                 return;
1820         }
1821
1822         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1823         for (cur = rowlist; cur != NULL; cur = cur->next) {
1824                 msginfo = gtk_ctree_node_get_row_data
1825                         (GTK_CTREE(summaryview->ctree),
1826                          GTK_CTREE_NODE(cur->data));
1827                 if (!msginfo)
1828                         g_warning("summary_status_show(): msginfo == NULL\n");
1829                 else {
1830                         sel_size += msginfo->size;
1831                         n_selected++;
1832                 }
1833         }
1834
1835         name = folder_item_get_name(summaryview->folder_item);
1836         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1837         g_free(name);
1838
1839         if (summaryview->deleted)
1840                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1841         else
1842                 del = g_strdup("");
1843         if (summaryview->moved)
1844                 mv = g_strdup_printf(_("%s%d moved"),
1845                                      summaryview->deleted ? _(", ") : "",
1846                                      summaryview->moved);
1847         else
1848                 mv = g_strdup("");
1849         if (summaryview->copied)
1850                 cp = g_strdup_printf(_("%s%d copied"),
1851                                      summaryview->deleted ||
1852                                      summaryview->moved ? _(", ") : "",
1853                                      summaryview->copied);
1854         else
1855                 cp = g_strdup("");
1856
1857         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1858                 spc = "    ";
1859         else
1860                 spc = "";
1861
1862         if (n_selected) {
1863                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1864                 if (n_selected == 1)
1865                         itstr = g_strdup(_(" item selected"));
1866                 else
1867                         itstr = g_strdup(_(" items selected"));
1868         } else {
1869                 sel = g_strdup("");
1870                 itstr = g_strdup("");
1871         }
1872
1873         str = g_strconcat(n_selected ? itos(n_selected) : "",
1874                                         itstr, sel, spc, del, mv, cp, NULL);
1875         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1876         g_free(str);
1877         g_free(sel);
1878         g_free(del);
1879         g_free(mv);
1880         g_free(cp);
1881         g_free(itstr);
1882
1883         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1884
1885                                       summaryview->folder_item->new_msgs,
1886                                       summaryview->folder_item->unread_msgs,
1887                                       summaryview->folder_item->total_msgs,
1888                                       to_human_readable(summaryview->total_size));
1889         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1890         g_free(str);
1891 }
1892
1893 static void summary_set_column_titles(SummaryView *summaryview)
1894 {
1895         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1896         GtkWidget *hbox;
1897         GtkWidget *label;
1898         GtkWidget *arrow;
1899         gint pos;
1900         const gchar *title;
1901         SummaryColumnType type;
1902         gboolean single_char;
1903         GtkJustification justify;
1904
1905         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1906                 SORT_BY_MARK,
1907                 SORT_BY_STATUS,
1908                 SORT_BY_MIME,
1909                 SORT_BY_SUBJECT,
1910                 SORT_BY_FROM,
1911                 SORT_BY_DATE,
1912                 SORT_BY_SIZE,
1913                 SORT_BY_NUMBER,
1914                 SORT_BY_SCORE,
1915                 SORT_BY_LOCKED
1916         };
1917
1918         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1919                 type = summaryview->col_state[pos].type;
1920
1921                 /* CLAWS: mime and unread are single char headers */
1922                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1923                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1924                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1925
1926                 switch (type) {
1927                 case S_COL_SUBJECT:
1928                 case S_COL_FROM:
1929                 case S_COL_DATE:
1930                 case S_COL_NUMBER:
1931                         if (prefs_common.trans_hdr)
1932                                 title = gettext(col_label[type]);
1933                         else
1934                                 title = col_label[type];
1935                         break;
1936                 /* CLAWS: dummies for mark and locked headers */
1937                 case S_COL_MARK:
1938                 case S_COL_LOCKED:
1939                         title = "";
1940                         break;
1941                 default:
1942                         title = gettext(col_label[type]);
1943                 }
1944
1945                 if (type == S_COL_MIME) {
1946                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
1947                         gtk_widget_show(label);
1948                         gtk_clist_set_column_widget(clist, pos, label);
1949                         continue;
1950                 }
1951                 if (single_char) {
1952                         gtk_clist_set_column_title(clist, pos, title);
1953                         continue;
1954                 }
1955
1956                 /* CLAWS: changed so that locked and mark headers
1957                  * show a pixmap instead of single character */
1958                 hbox  = gtk_hbox_new(FALSE, 4);
1959
1960                 if (type == S_COL_LOCKED)
1961                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1962                 else if (type == S_COL_MARK)
1963                         label = gtk_pixmap_new(markxpm, markxpmmask);
1964                 else
1965                         label = gtk_label_new(title);
1966
1967                 if (justify == GTK_JUSTIFY_RIGHT)
1968                         gtk_box_pack_end(GTK_BOX(hbox), label,
1969                                          FALSE, FALSE, 0);
1970                 else
1971                         gtk_box_pack_start(GTK_BOX(hbox), label,
1972                                            FALSE, FALSE, 0);
1973
1974                 if (summaryview->sort_key == sort_by[type]) {
1975                         arrow = gtk_arrow_new
1976                                 (summaryview->sort_type == SORT_ASCENDING
1977                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1978                                  GTK_SHADOW_IN);
1979                         if (justify == GTK_JUSTIFY_RIGHT)
1980                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1981                                                    FALSE, FALSE, 0);
1982                         else
1983                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1984                                                  FALSE, FALSE, 0);
1985                 }
1986
1987                 gtk_widget_show_all(hbox);
1988                 gtk_clist_set_column_widget(clist, pos, hbox);
1989         }
1990 }
1991
1992 void summary_sort(SummaryView *summaryview,
1993                   FolderSortKey sort_key, FolderSortType sort_type)
1994 {
1995         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1996         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1997         GtkCListCompareFunc cmp_func = NULL;
1998
1999         switch (sort_key) {
2000         case SORT_BY_MARK:
2001                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2002                 break;
2003         case SORT_BY_STATUS:
2004                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2005                 break;
2006         case SORT_BY_MIME:
2007                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2008                 break;
2009         case SORT_BY_NUMBER:
2010                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2011                 break;
2012         case SORT_BY_SIZE:
2013                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2014                 break;
2015         case SORT_BY_DATE:
2016                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2017                 break;
2018         case SORT_BY_FROM:
2019                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2020                 break;
2021         case SORT_BY_SUBJECT:
2022                 if (summaryview->simplify_subject_preg)
2023                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2024                 else
2025                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2026                 break;
2027         case SORT_BY_SCORE:
2028                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2029                 break;
2030         case SORT_BY_LABEL:
2031                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2032                 break;
2033         case SORT_BY_TO:
2034                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2035                 break;
2036         case SORT_BY_LOCKED:
2037                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2038                 break;
2039         case SORT_BY_NONE:
2040                 break;
2041         default:
2042                 return;
2043         }
2044
2045         summaryview->sort_key = sort_key;
2046         summaryview->sort_type = sort_type;
2047
2048         summary_set_column_titles(summaryview);
2049         summary_set_menu_sensitive(summaryview);
2050
2051         /* allow fallback to don't sort */
2052         if (summaryview->sort_key == SORT_BY_NONE)
2053                 return;
2054
2055         if(cmp_func != NULL) {
2056                 debug_print("Sorting summary...");
2057                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2058
2059                 main_window_cursor_wait(summaryview->mainwin);
2060
2061                 gtk_clist_set_compare_func(clist, cmp_func);
2062
2063                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2064
2065                 gtk_sctree_sort_recursive(ctree, NULL);
2066
2067                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2068
2069                 main_window_cursor_normal(summaryview->mainwin);
2070
2071                 debug_print("done.\n");
2072                 STATUSBAR_POP(summaryview->mainwin);
2073         }
2074 }
2075
2076 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2077                                    GtkCTreeNode *cnode, gpointer data)
2078 {
2079         SummaryView *summaryview = (SummaryView *)data;
2080         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2081         gchar *text[N_SUMMARY_COLS];
2082         gint *col_pos = summaryview->col_pos;
2083         const gchar *msgid = msginfo->msgid;
2084         GHashTable *msgid_table = summaryview->msgid_table;
2085
2086         summary_set_header(summaryview, text, msginfo);
2087
2088         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2089                                 NULL, NULL, NULL, NULL, FALSE,
2090                                 gnode->parent->parent ? TRUE : FALSE);
2091 #define SET_TEXT(col) \
2092         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2093                                 text[col_pos[col]])
2094
2095         SET_TEXT(S_COL_NUMBER);
2096         SET_TEXT(S_COL_SCORE);
2097         SET_TEXT(S_COL_SIZE);
2098         SET_TEXT(S_COL_DATE);
2099         SET_TEXT(S_COL_FROM);
2100         SET_TEXT(S_COL_SUBJECT);
2101
2102 #undef SET_TEXT
2103
2104         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2105         summary_set_marks_func(ctree, cnode, summaryview);
2106
2107         if (msgid && msgid[0] != '\0')
2108                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2109
2110         return TRUE;
2111 }
2112
2113 static void summary_set_ctree_from_list(SummaryView *summaryview,
2114                                         GSList *mlist)
2115 {
2116         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2117         MsgInfo *msginfo;
2118                 GtkCTreeNode *node = NULL;
2119         GHashTable *msgid_table;
2120         GHashTable *subject_table;
2121         GSList * cur;
2122
2123         if (!mlist) return;
2124
2125         debug_print("\tSetting summary from message data...");
2126         STATUSBAR_PUSH(summaryview->mainwin,
2127                        _("Setting summary from message data..."));
2128         gdk_flush();
2129
2130         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2131         summaryview->msgid_table = msgid_table;
2132         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2133         summaryview->subject_table = subject_table;
2134
2135         if (prefs_common.use_addr_book)
2136                 start_address_completion();
2137
2138         for (cur = mlist ; cur != NULL; cur = cur->next) {
2139                 msginfo = (MsgInfo *)cur->data;
2140                 msginfo->threadscore = msginfo->score;
2141         }
2142
2143         if (summaryview->threaded) {
2144                 GNode *root, *gnode;
2145
2146                 root = procmsg_get_thread_tree(mlist);
2147
2148                 for (gnode = root->children; gnode != NULL;
2149                      gnode = gnode->next) {
2150                         node = gtk_ctree_insert_gnode
2151                                 (ctree, NULL, node, gnode,
2152                                  summary_insert_gnode_func, summaryview);
2153                 }
2154
2155                 g_node_destroy(root);
2156
2157                 summary_thread_init(summaryview);
2158         } else {
2159                 gchar *text[N_SUMMARY_COLS];
2160                 cur = mlist;
2161                 for (; mlist != NULL; mlist = mlist->next) {
2162                         msginfo = (MsgInfo *)mlist->data;
2163
2164                         summary_set_header(summaryview, text, msginfo);
2165
2166                         node = gtk_ctree_insert_node
2167                                 (ctree, NULL, node, text, 2,
2168                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2169                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2170                         summary_set_marks_func(ctree, node, summaryview);
2171
2172                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2173                                 g_hash_table_insert(msgid_table,
2174                                                     msginfo->msgid, node);
2175
2176                         subject_table_insert(subject_table,
2177                                              msginfo->subject,
2178                                              node);
2179                 }
2180                 mlist = cur;
2181         }
2182
2183         if (prefs_common.enable_hscrollbar &&
2184             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2185                 gint optimal_width;
2186
2187                 optimal_width = gtk_clist_optimal_column_width
2188                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2189                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2190                                            summaryview->col_pos[S_COL_SUBJECT],
2191                                            optimal_width);
2192         }
2193
2194         if (prefs_common.use_addr_book)
2195                 end_address_completion();
2196
2197         debug_print("done.\n");
2198         STATUSBAR_POP(summaryview->mainwin);
2199         if (debug_get_mode()) {
2200                 debug_print("\tmsgid hash table size = %d\n",
2201                             g_hash_table_size(msgid_table));
2202                 debug_print("\tsubject hash table size = %d\n",
2203                             g_hash_table_size(subject_table));
2204         }
2205 }
2206
2207 static gchar *summary_complete_address(const gchar *addr)
2208 {
2209         gint count;
2210         gchar *res, *tmp, *email_addr;
2211
2212         Xstrdup_a(email_addr, addr, return NULL);
2213         extract_address(email_addr);
2214         g_return_val_if_fail(*email_addr, NULL);
2215
2216         /*
2217          * completion stuff must be already initialized
2218          */
2219         res = NULL;
2220         if (1 < (count = complete_address(email_addr))) {
2221                 tmp = get_complete_address(1);
2222 /*      tmp = addressbook_lookup_name( email_addr );
2223         if( tmp ) { */
2224                 res = procheader_get_fromname(tmp);
2225                 g_free(tmp);
2226         }
2227
2228         return res;
2229 }
2230
2231 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2232                                MsgInfo *msginfo)
2233 {
2234         static gchar date_modified[80];
2235         static gchar *to = NULL;
2236         static gchar col_score[11];
2237         static gchar buf[BUFFSIZE];
2238         gint *col_pos = summaryview->col_pos;
2239         FolderType ftype = F_UNKNOWN;
2240
2241         text[col_pos[S_COL_MARK]]   = NULL;
2242         text[col_pos[S_COL_STATUS]] = NULL;
2243         text[col_pos[S_COL_MIME]]   = NULL;
2244         text[col_pos[S_COL_LOCKED]] = NULL;
2245         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2246         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2247         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2248
2249         if (msginfo->date_t) {
2250                 procheader_date_get_localtime(date_modified,
2251                                               sizeof(date_modified),
2252                                               msginfo->date_t);
2253                 text[col_pos[S_COL_DATE]] = date_modified;
2254         } else if (msginfo->date)
2255                 text[col_pos[S_COL_DATE]] = msginfo->date;
2256         else
2257                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2258
2259         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2260                 _("(No From)");
2261
2262         if (msginfo->folder && msginfo->folder->folder)
2263                 ftype = msginfo->folder->folder->klass->type;
2264
2265         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2266                 gchar *addr = NULL;
2267
2268                 Xstrdup_a(addr, msginfo->from, return);
2269                 extract_address(addr);
2270                 if (prefs_common.use_addr_book) {
2271                         if (account_find_from_address(addr)) {
2272                                 addr = summary_complete_address(msginfo->to);
2273                                 g_free(to);
2274                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2275                                 text[col_pos[S_COL_FROM]] = to;
2276                                 g_free(addr);
2277                         }
2278                 } else {
2279                         if (account_find_from_address(addr)) {
2280                                 g_free(to);
2281                                 to = g_strconcat("-->", msginfo->to, NULL);
2282                                 text[col_pos[S_COL_FROM]] = to;
2283                         }
2284                 }
2285         }
2286
2287         /*
2288          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2289          * checking whether the above block (which handles the special case of
2290          * the --> in sent boxes) was executed.
2291          */
2292         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2293                 gchar *from = summary_complete_address(msginfo->from);
2294                 if (from) {
2295                         g_free(to);
2296                         to = from;
2297                         text[col_pos[S_COL_FROM]] = to;
2298                 }
2299         }
2300
2301         if (summaryview->simplify_subject_preg != NULL)
2302                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2303                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2304                                         summaryview->simplify_subject_preg) :
2305                         _("(No Subject)");
2306         else
2307                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2308                         _("(No Subject)");
2309 }
2310
2311 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2312 {
2313         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2314 }
2315
2316 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2317                                       GtkCTreeNode *row)
2318 {
2319         g_return_if_fail(summaryview != NULL);
2320         g_return_if_fail(msginfo != NULL);
2321         g_return_if_fail(row != NULL);
2322
2323         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2324         && procmsg_msg_has_marked_parent(msginfo))
2325                 summaryview->unreadmarked--;
2326         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2327                 procmsg_msginfo_unset_flags
2328                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2329                 summary_set_row_marks(summaryview, row);
2330                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2331                 summary_status_show(summaryview);
2332         }
2333 }
2334
2335 typedef struct  {
2336         MsgInfo *msginfo;
2337         SummaryView *summaryview;
2338         GtkCTreeNode *row;
2339 } MarkAsReadData;
2340
2341 static int msginfo_mark_as_read_timeout(void *data)
2342 {
2343         MarkAsReadData *mdata = (MarkAsReadData *)data;
2344         if (!mdata)
2345                 return FALSE;
2346
2347         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2348                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2349                                      mdata->row);
2350
2351         g_free(mdata);
2352
2353         return FALSE;
2354 }
2355
2356 static void summary_display_msg_full(SummaryView *summaryview,
2357                                      GtkCTreeNode *row,
2358                                      gboolean new_window, gboolean all_headers)
2359 {
2360         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2361         MsgInfo *msginfo;
2362         gint val;
2363
2364         if (!new_window) {
2365                 if (summaryview->displayed == row)
2366                         return;
2367                 else
2368                         summaryview->messageview->filtered = FALSE;
2369         }
2370
2371         g_return_if_fail(row != NULL);
2372
2373         if (summary_is_locked(summaryview)) return;
2374         summary_lock(summaryview);
2375
2376         STATUSBAR_POP(summaryview->mainwin);
2377         GTK_EVENTS_FLUSH();
2378
2379         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2380
2381         if (new_window) {
2382                 MessageView *msgview;
2383
2384                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2385                 val = messageview_show(msgview, msginfo, all_headers);
2386         } else {
2387                 MessageView *msgview;
2388
2389                 msgview = summaryview->messageview;
2390
2391                 summaryview->displayed = row;
2392                 if (!messageview_is_visible(msgview))
2393                         main_window_toggle_message_view(summaryview->mainwin);
2394                 val = messageview_show(msgview, msginfo, all_headers);
2395                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2396                         gtk_widget_grab_focus(summaryview->ctree);
2397                 GTK_EVENTS_FLUSH();
2398                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2399         }
2400
2401         if (val == 0) {
2402                 if (prefs_common.mark_as_read_delay) {
2403                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2404                         data->summaryview = summaryview;
2405                         data->msginfo = msginfo;
2406                         data->row = row;
2407                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2408                                 msginfo_mark_as_read_timeout, data);
2409                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2410                         msginfo_mark_as_read(summaryview, msginfo, row);
2411                 }
2412         }
2413
2414         summary_set_menu_sensitive(summaryview);
2415         toolbar_main_set_sensitive(summaryview->mainwin);
2416         messageview_set_menu_sensitive(summaryview->messageview);
2417
2418         summary_unlock(summaryview);
2419 }
2420
2421 void summary_display_msg_selected(SummaryView *summaryview,
2422                                   gboolean all_headers)
2423 {
2424         if (summary_is_locked(summaryview)) return;
2425         summaryview->displayed = NULL;
2426         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2427                                  all_headers);
2428 }
2429
2430 void summary_redisplay_msg(SummaryView *summaryview)
2431 {
2432         GtkCTreeNode *node;
2433
2434         if (summaryview->displayed) {
2435                 node = summaryview->displayed;
2436                 summaryview->displayed = NULL;
2437                 summary_display_msg(summaryview, node);
2438         }
2439 }
2440
2441 void summary_open_msg(SummaryView *summaryview)
2442 {
2443         if (!summaryview->selected) return;
2444
2445         /* CLAWS: if separate message view, don't open a new window
2446          * but rather use the current separated message view */
2447         summary_display_msg_full(summaryview, summaryview->selected,
2448                                  prefs_common.sep_msg ? FALSE : TRUE,
2449                                  FALSE);
2450 }
2451
2452 void summary_view_source(SummaryView * summaryview)
2453 {
2454         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2455         MsgInfo *msginfo;
2456         SourceWindow *srcwin;
2457
2458         if (!summaryview->selected) return;
2459
2460         srcwin = source_window_create();
2461         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2462         source_window_show_msg(srcwin, msginfo);
2463         source_window_show(srcwin);
2464 }
2465
2466 void summary_reedit(SummaryView *summaryview)
2467 {
2468         MsgInfo *msginfo;
2469
2470         if (!summaryview->selected) return;
2471         if (!summaryview->folder_item) return;
2472         if (summaryview->folder_item->stype != F_OUTBOX &&
2473             summaryview->folder_item->stype != F_DRAFT  &&
2474             summaryview->folder_item->stype != F_QUEUE) return;
2475
2476         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2477                                               summaryview->selected);
2478         if (!msginfo) return;
2479
2480         compose_reedit(msginfo);
2481 }
2482
2483 void summary_step(SummaryView *summaryview, GtkScrollType type)
2484 {
2485         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2486         GtkCTreeNode *node;
2487
2488         if (summary_is_locked(summaryview)) return;
2489
2490         if (type == GTK_SCROLL_STEP_FORWARD) {
2491                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2492                 if (node)
2493                         gtkut_ctree_expand_parent_all(ctree, node);
2494                 else
2495                         return;
2496         } else {
2497                 if (summaryview->selected) {
2498                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2499                         if (!node) return;
2500                 }
2501         }
2502
2503         if (messageview_is_visible(summaryview->messageview))
2504                 summaryview->display_msg = TRUE;
2505
2506         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
2507                               type, 0.0);
2508
2509         if (GTK_CLIST(ctree)->selection)
2510                 gtk_sctree_set_anchor_row
2511                         (GTK_SCTREE(ctree),
2512                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2513
2514 }
2515
2516 void summary_toggle_view(SummaryView *summaryview)
2517 {
2518         if (!messageview_is_visible(summaryview->messageview) &&
2519             summaryview->selected)
2520                 summary_display_msg(summaryview,
2521                                     summaryview->selected);
2522         else
2523                 main_window_toggle_message_view(summaryview->mainwin);
2524 }
2525
2526 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2527                                                 GtkCTreeNode *node)
2528 {
2529         MsgInfo *msginfo;
2530
2531         if (node) {
2532                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2533                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2534                         return TRUE;
2535                 node = GTK_CTREE_ROW(node)->children;
2536         } else
2537                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2538
2539         while (node) {
2540                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2541                         return TRUE;
2542                 node = GTK_CTREE_ROW(node)->sibling;
2543         }
2544
2545         return FALSE;
2546 }
2547
2548 static gboolean summary_have_unread_children(SummaryView *summaryview,
2549                                              GtkCTreeNode *node)
2550 {
2551         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2552
2553         if (!node) return FALSE;
2554
2555         node = GTK_CTREE_ROW(node)->children;
2556
2557         while (node) {
2558                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2559                         return TRUE;
2560                 node = GTK_CTREE_ROW(node)->sibling;
2561         }
2562
2563         return FALSE;
2564 }
2565
2566 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2567 {
2568         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2569         GtkStyle *style = NULL;
2570         MsgInfo *msginfo;
2571         MsgFlags flags;
2572         gint *col_pos = summaryview->col_pos;
2573
2574         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2575         if (!msginfo) return;
2576
2577         flags = msginfo->flags;
2578
2579         gtk_ctree_node_set_foreground(ctree, row, NULL);
2580
2581         /* set new/unread column */
2582         if (MSG_IS_IGNORE_THREAD(flags)) {
2583                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2584                                           ignorethreadxpm, ignorethreadxpmmask);
2585         } else if (MSG_IS_NEW(flags)) {
2586                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2587                                           newxpm, newxpmmask);
2588         } else if (MSG_IS_UNREAD(flags)) {
2589                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2590                                           unreadxpm, unreadxpmmask);
2591         } else if (MSG_IS_REPLIED(flags)) {
2592                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2593                                           repliedxpm, repliedxpmmask);
2594         } else if (MSG_IS_FORWARDED(flags)) {
2595                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2596                                           forwardedxpm, forwardedxpmmask);
2597         } else {
2598                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2599                                         NULL);
2600         }
2601
2602         if (prefs_common.bold_unread &&
2603             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2604              (!GTK_CTREE_ROW(row)->expanded &&
2605               GTK_CTREE_ROW(row)->children &&
2606               summary_have_unread_children(summaryview, row))))
2607                 style = bold_style;
2608
2609         /* set mark column */
2610         if (MSG_IS_DELETED(flags)) {
2611                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2612                                           deletedxpm, deletedxpmmask);
2613                 if (style)
2614                         style = bold_deleted_style;
2615                 else {
2616                         style = small_deleted_style;
2617                 }
2618                         gtk_ctree_node_set_foreground
2619                                 (ctree, row, &summaryview->color_dim);
2620         } else if (MSG_IS_MARKED(flags)) {
2621                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2622                                           markxpm, markxpmmask);
2623         } else if (MSG_IS_MOVE(flags)) {
2624                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2625                 if (style)
2626                         style = bold_marked_style;
2627                 else {
2628                         style = small_marked_style;
2629                 }
2630                         gtk_ctree_node_set_foreground
2631                                 (ctree, row, &summaryview->color_marked);
2632         } else if (MSG_IS_COPY(flags)) {
2633                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2634                 if (style)
2635                         style = bold_marked_style;
2636                 else {
2637                         style = small_marked_style;
2638                 }
2639                         gtk_ctree_node_set_foreground
2640                                 (ctree, row, &summaryview->color_marked);
2641 #if 0
2642         } else if ((global_scoring ||
2643                   summaryview->folder_item->prefs->scoring) &&
2644                  (msginfo->score >= summaryview->important_score) &&
2645                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2646                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2647                 gtk_ctree_node_set_foreground(ctree, row,
2648                                               &summaryview->color_important);
2649 #endif
2650         } else {
2651                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2652         }
2653
2654         if (MSG_IS_LOCKED(flags)) {
2655                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2656                                           lockedxpm, lockedxpmmask);
2657         }
2658         else {
2659                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2660         }
2661
2662         if (MSG_IS_SIGNED(flags)) {
2663                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2664                                           gpgsignedxpm, gpgsignedxpmmask);
2665         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2666                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2667                                           clipkeyxpm, clipkeyxpmmask);
2668         } else if (MSG_IS_ENCRYPTED(flags)) {
2669                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2670                                           keyxpm, keyxpmmask);
2671         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2672                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2673                                           clipxpm, clipxpmmask);
2674         } else {
2675                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2676         }
2677         if (!style)
2678                 style = small_style;
2679
2680         gtk_ctree_node_set_row_style(ctree, row, style);
2681
2682         if (MSG_GET_COLORLABEL(flags))
2683                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2684 }
2685
2686 void summary_set_marks_selected(SummaryView *summaryview)
2687 {
2688         GList *cur;
2689
2690         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2691              cur = cur->next)
2692                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2693 }
2694
2695 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2696 {
2697         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2698         MsgInfo *msginfo;
2699
2700         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2701         if (MSG_IS_DELETED(msginfo->flags))
2702                 summaryview->deleted--;
2703         if (MSG_IS_MOVE(msginfo->flags))
2704                 summaryview->moved--;
2705         if (MSG_IS_COPY(msginfo->flags))
2706                 summaryview->copied--;
2707         procmsg_update_unread_children (msginfo, TRUE);
2708
2709         procmsg_msginfo_set_to_folder(msginfo, NULL);
2710         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2711         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2712         summary_set_row_marks(summaryview, row);
2713         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2714 }
2715
2716 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2717 {
2718         gboolean changed = FALSE;
2719         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2720         MsgInfo *msginfo;
2721
2722         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2723         if (MSG_IS_DELETED(msginfo->flags))
2724                 summaryview->deleted--;
2725         if (MSG_IS_MOVE(msginfo->flags)) {
2726                 summaryview->moved--;
2727                 changed = TRUE;
2728         }
2729         if (MSG_IS_COPY(msginfo->flags)) {
2730                 summaryview->copied--;
2731                 changed = TRUE;
2732         }
2733         procmsg_msginfo_set_to_folder(msginfo, NULL);
2734         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2735         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2736         summary_set_row_marks(summaryview, row);
2737         debug_print("Message %d is locked\n", msginfo->msgnum);
2738 }
2739
2740 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2741 {
2742         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2743         MsgInfo *msginfo;
2744
2745         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2746         if (!MSG_IS_LOCKED(msginfo->flags))
2747                 return;
2748         procmsg_msginfo_set_to_folder(msginfo, NULL);
2749         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2750         summary_set_row_marks(summaryview, row);
2751         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2752 }
2753
2754 void summary_mark(SummaryView *summaryview)
2755 {
2756         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2757         GList *cur;
2758
2759         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2760                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2761
2762         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2763         summary_status_show(summaryview);
2764 }
2765
2766 static void summary_mark_row_as_read(SummaryView *summaryview,
2767                                      GtkCTreeNode *row)
2768 {
2769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2770         MsgInfo *msginfo;
2771
2772         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2773
2774         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2775                 return;
2776
2777         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2778         && procmsg_msg_has_marked_parent(msginfo))
2779                 summaryview->unreadmarked--;
2780
2781         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2782         summary_set_row_marks(summaryview, row);
2783         debug_print("Message %d is marked as read\n",
2784                 msginfo->msgnum);
2785 }
2786
2787 void summary_mark_as_read(SummaryView *summaryview)
2788 {
2789         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2790         GList *cur;
2791
2792         folder_item_update_freeze();
2793         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2794                 summary_mark_row_as_read(summaryview,
2795                                          GTK_CTREE_NODE(cur->data));
2796         folder_item_update_thaw();
2797
2798         summary_status_show(summaryview);
2799 }
2800
2801 void summary_msgs_lock(SummaryView *summaryview)
2802 {
2803         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2804         GList *cur;
2805
2806         folder_item_update_freeze();
2807         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2808                 summary_lock_row(summaryview,
2809                                          GTK_CTREE_NODE(cur->data));
2810         folder_item_update_thaw();
2811
2812         summary_status_show(summaryview);
2813 }
2814
2815 void summary_msgs_unlock(SummaryView *summaryview)
2816 {
2817         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2818         GList *cur;
2819
2820         folder_item_update_freeze();
2821         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2822                 summary_unlock_row(summaryview,
2823                                    GTK_CTREE_NODE(cur->data));
2824         folder_item_update_thaw();
2825
2826         summary_status_show(summaryview);
2827 }
2828
2829 void summary_mark_all_read(SummaryView *summaryview)
2830 {
2831         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2832         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2833         GtkCTreeNode *node;
2834
2835         gtk_clist_freeze(clist);
2836         folder_item_update_freeze();
2837         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2838              node = gtkut_ctree_node_next(ctree, node))
2839                 summary_mark_row_as_read(summaryview, node);
2840         folder_item_update_thaw();
2841         gtk_clist_thaw(clist);
2842
2843         summary_status_show(summaryview);
2844 }
2845
2846 static void summary_mark_row_as_unread(SummaryView *summaryview,
2847                                        GtkCTreeNode *row)
2848 {
2849         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2850         MsgInfo *msginfo;
2851
2852         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2853         if (MSG_IS_DELETED(msginfo->flags)) {
2854                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2855                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2856                 summaryview->deleted--;
2857         }
2858
2859         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2860         && procmsg_msg_has_marked_parent(msginfo))
2861                 summaryview->unreadmarked++;
2862
2863         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2864         debug_print("Message %d is marked as unread\n",
2865                 msginfo->msgnum);
2866
2867         summary_set_row_marks(summaryview, row);
2868 }
2869
2870 void summary_mark_as_unread(SummaryView *summaryview)
2871 {
2872         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2873         GList *cur;
2874
2875         folder_item_update_freeze();
2876         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2877                 summary_mark_row_as_unread(summaryview,
2878                                            GTK_CTREE_NODE(cur->data));
2879         folder_item_update_thaw();
2880
2881         summary_status_show(summaryview);
2882 }
2883
2884 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2885 {
2886         GList * cur;
2887         gboolean found;
2888
2889         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2890
2891         case F_NEWS:
2892
2893                 /*
2894                   security : checks if one the accounts correspond to
2895                   the author of the post
2896                 */
2897
2898                 found = FALSE;
2899                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2900                         PrefsAccount * account;
2901                         gchar * from_name;
2902
2903                         account = cur->data;
2904                         if (account->name && *account->name)
2905                                 from_name =
2906                                         g_strdup_printf("%s <%s>",
2907                                                         account->name,
2908                                                         account->address);
2909                         else
2910                                 from_name =
2911                                         g_strdup_printf("%s",
2912                                                         account->address);
2913
2914                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2915                                 g_free(from_name);
2916                                 found = TRUE;
2917                                 break;
2918                         }
2919                         g_free(from_name);
2920                 }
2921
2922                 if (!found) {
2923                         alertpanel_error(_("You're not the author of the article\n"));
2924                 }
2925
2926                 return found;
2927
2928         default:
2929                 return TRUE;
2930         }
2931 }
2932
2933 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2934 {
2935         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2936         MsgInfo *msginfo;
2937
2938         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2939
2940         if (!check_permission(summaryview, msginfo))
2941                 return;
2942
2943         if (MSG_IS_LOCKED(msginfo->flags)) return;
2944
2945         if (MSG_IS_DELETED(msginfo->flags)) return;
2946
2947         if (MSG_IS_MOVE(msginfo->flags))
2948                 summaryview->moved--;
2949         if (MSG_IS_COPY(msginfo->flags))
2950                 summaryview->copied--;
2951         procmsg_update_unread_children (msginfo, FALSE);
2952
2953         procmsg_msginfo_set_to_folder(msginfo, NULL);
2954         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2955         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2956         summaryview->deleted++;
2957
2958         if (!prefs_common.immediate_exec &&
2959             summaryview->folder_item->stype != F_TRASH)
2960                 summary_set_row_marks(summaryview, row);
2961
2962         debug_print("Message %s/%d is set to delete\n",
2963                     msginfo->folder->path, msginfo->msgnum);
2964 }
2965
2966 void summary_cancel(SummaryView *summaryview)
2967 {
2968         MsgInfo * msginfo;
2969         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2970
2971         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2972                                               summaryview->selected);
2973         if (!msginfo) return;
2974
2975         if (!check_permission(summaryview, msginfo))
2976                 return;
2977
2978         news_cancel_article(summaryview->folder_item->folder, msginfo);
2979
2980         if (summary_is_locked(summaryview)) return;
2981
2982         summary_lock(summaryview);
2983
2984         gtk_clist_freeze(clist);
2985
2986         summary_update_status(summaryview);
2987         summary_status_show(summaryview);
2988
2989         gtk_clist_thaw(clist);
2990
2991         summary_unlock(summaryview);
2992 }
2993
2994 void summary_delete(SummaryView *summaryview)
2995 {
2996         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2997         FolderItem *item = summaryview->folder_item;
2998         GList *cur;
2999         GtkCTreeNode *sel_last = NULL;
3000         GtkCTreeNode *node;
3001
3002         if (!item) return;
3003
3004         if (summary_is_locked(summaryview)) return;
3005
3006         /* if current folder is trash, ask for confirmation */
3007         if (item->stype == F_TRASH) {
3008                 AlertValue aval;
3009                 MsgInfo *msginfo;
3010
3011                 aval = alertpanel(_("Delete message(s)"),
3012                                   _("Do you really want to delete message(s) from the trash?"),
3013                                   _("Yes"), _("No"), NULL);
3014                 if (aval != G_ALERTDEFAULT) return;
3015
3016                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3017                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3018                         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3019                         partial_mark_for_delete(msginfo);
3020                 }
3021
3022         }
3023
3024         main_window_cursor_wait(summaryview->mainwin);
3025
3026         /* next code sets current row focus right. We need to find a row
3027          * that is not deleted. */
3028         folder_item_update_freeze();
3029         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3030                 sel_last = GTK_CTREE_NODE(cur->data);
3031                 summary_delete_row(summaryview, sel_last);
3032         }
3033         folder_item_update_thaw();
3034
3035         node = summary_find_next_msg(summaryview, sel_last);
3036         if (!node)
3037                 node = summary_find_prev_msg(summaryview, sel_last);
3038
3039         summary_select_node(summaryview, node, FALSE, FALSE);
3040
3041         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
3042                 summary_execute(summaryview);
3043                 /* after deleting, the anchor may be at an invalid row
3044                  * so reset it to the node we found earlier */
3045                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3046         } else
3047                 summary_status_show(summaryview);
3048
3049         main_window_cursor_normal(summaryview->mainwin);
3050 }
3051
3052 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3053 {
3054         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3055         MsgInfo *msginfo;
3056
3057         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3058         if (MSG_IS_DELETED(msginfo->flags))
3059                 summaryview->deleted--;
3060         if (MSG_IS_MOVE(msginfo->flags))
3061                 summaryview->moved--;
3062         if (MSG_IS_COPY(msginfo->flags))
3063                 summaryview->copied--;
3064         procmsg_update_unread_children (msginfo, FALSE);
3065
3066         procmsg_msginfo_set_to_folder(msginfo, NULL);
3067         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3068         summary_set_row_marks(summaryview, row);
3069
3070         debug_print("Message %s/%d is unmarked\n",
3071                     msginfo->folder->path, msginfo->msgnum);
3072 }
3073
3074 void summary_unmark(SummaryView *summaryview)
3075 {
3076         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3077         GList *cur;
3078
3079         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3080                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3081
3082         summary_status_show(summaryview);
3083 }
3084
3085 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3086                                 FolderItem *to_folder)
3087 {
3088         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3089         MsgInfo *msginfo;
3090
3091         g_return_if_fail(to_folder != NULL);
3092
3093         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3094         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3095         if (MSG_IS_DELETED(msginfo->flags))
3096                 summaryview->deleted--;
3097         if (MSG_IS_COPY(msginfo->flags)) {
3098                 summaryview->copied--;
3099         }
3100         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3101         if (!MSG_IS_MOVE(msginfo->flags)) {
3102                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3103                 summaryview->moved++;
3104         }
3105         if (!prefs_common.immediate_exec) {
3106                 summary_set_row_marks(summaryview, row);
3107         }
3108
3109         debug_print("Message %d is set to move to %s\n",
3110                     msginfo->msgnum, to_folder->path);
3111 }
3112
3113 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3114 {
3115         GList *cur;
3116
3117         if (!to_folder) return;
3118         if (!summaryview->folder_item ||
3119             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3120
3121         if (summary_is_locked(summaryview)) return;
3122
3123         if (summaryview->folder_item == to_folder) {
3124                 alertpanel_error(_("Destination is same as current folder."));
3125                 return;
3126         }
3127
3128         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3129              cur != NULL; cur = cur->next)
3130                 summary_move_row_to
3131                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3132
3133         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3134
3135         if (prefs_common.immediate_exec)
3136                 summary_execute(summaryview);
3137         else {
3138                 summary_status_show(summaryview);
3139         }
3140
3141         if (!summaryview->selected) { /* this was the last message */
3142                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3143                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3144                 if (node)
3145                         summary_select_node(summaryview, node, TRUE, TRUE);
3146         }
3147
3148 }
3149
3150 void summary_move_to(SummaryView *summaryview)
3151 {
3152         FolderItem *to_folder;
3153
3154         if (!summaryview->folder_item ||
3155             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3156
3157         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3158                                          FOLDER_SEL_MOVE, NULL);
3159         summary_move_selected_to(summaryview, to_folder);
3160 }
3161
3162 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3163                                 FolderItem *to_folder)
3164 {
3165         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3166         MsgInfo *msginfo;
3167
3168         g_return_if_fail(to_folder != NULL);
3169
3170         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3171         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3172         if (MSG_IS_DELETED(msginfo->flags))
3173                 summaryview->deleted--;
3174         if (MSG_IS_MOVE(msginfo->flags)) {
3175                 summaryview->moved--;
3176         }
3177         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3178         if (!MSG_IS_COPY(msginfo->flags)) {
3179                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3180                 summaryview->copied++;
3181         }
3182         if (!prefs_common.immediate_exec) {
3183                 summary_set_row_marks(summaryview, row);
3184         }
3185
3186         debug_print("Message %d is set to copy to %s\n",
3187                     msginfo->msgnum, to_folder->path);
3188 }
3189
3190 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3191 {
3192         GList *cur;
3193
3194         if (!to_folder) return;
3195         if (!summaryview->folder_item) return;
3196
3197         if (summary_is_locked(summaryview)) return;
3198
3199         if (summaryview->folder_item == to_folder) {
3200                 alertpanel_error
3201                         (_("Destination to copy is same as current folder."));
3202                 return;
3203         }
3204
3205         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3206              cur != NULL; cur = cur->next)
3207                 summary_copy_row_to
3208                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3209
3210         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3211
3212         if (prefs_common.immediate_exec)
3213                 summary_execute(summaryview);
3214         else {
3215                 summary_status_show(summaryview);
3216         }
3217 }
3218
3219 void summary_copy_to(SummaryView *summaryview)
3220 {
3221         FolderItem *to_folder;
3222
3223         if (!summaryview->folder_item) return;
3224
3225         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3226                                          FOLDER_SEL_COPY, NULL);
3227         summary_copy_selected_to(summaryview, to_folder);
3228 }
3229
3230 void summary_add_address(SummaryView *summaryview)
3231 {
3232         MsgInfo *msginfo;
3233         gchar *from;
3234
3235         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3236                                               summaryview->selected);
3237         if (!msginfo) return;
3238
3239         Xstrdup_a(from, msginfo->from, return);
3240         eliminate_address_comment(from);
3241         extract_address(from);
3242         addressbook_add_contact(msginfo->fromname, from, NULL);
3243 }
3244
3245 void summary_select_all(SummaryView *summaryview)
3246 {
3247         if (!summaryview->folder_item) return;
3248
3249         if (summaryview->folder_item->total_msgs >= 500) {
3250                 STATUSBAR_PUSH(summaryview->mainwin,
3251                                _("Selecting all messages..."));
3252                 main_window_cursor_wait(summaryview->mainwin);
3253         }
3254
3255         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3256
3257         if (summaryview->folder_item->total_msgs >= 500) {
3258                 STATUSBAR_POP(summaryview->mainwin);
3259                 main_window_cursor_normal(summaryview->mainwin);
3260         }
3261 }
3262
3263 void summary_unselect_all(SummaryView *summaryview)
3264 {
3265         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3266 }
3267
3268 void summary_select_thread(SummaryView *summaryview)
3269 {
3270         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3271         GtkCTreeNode *node = summaryview->selected;
3272
3273         if (!node) return;
3274
3275         while (GTK_CTREE_ROW(node)->parent != NULL)
3276                 node = GTK_CTREE_ROW(node)->parent;
3277
3278         if (node != summaryview->selected)
3279                 summary_select_node
3280                         (summaryview, node,
3281                          messageview_is_visible(summaryview->messageview),
3282                          FALSE);
3283
3284         gtk_ctree_select_recursive(ctree, node);
3285
3286         summary_status_show(summaryview);
3287 }
3288
3289 void summary_save_as(SummaryView *summaryview)
3290 {
3291         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3292         MsgInfo *msginfo;
3293         gchar *filename = NULL;
3294         gchar *src, *dest;
3295
3296         AlertValue aval = 0;
3297
3298         if (!summaryview->selected) return;
3299         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3300         if (!msginfo) return;
3301
3302         if (msginfo->subject) {
3303                 Xstrdup_a(filename, msginfo->subject, return);
3304                 subst_for_filename(filename);
3305         }
3306         if (g_getenv ("G_BROKEN_FILENAMES") &&
3307             filename && g_utf8_validate(filename, -1, NULL)) {
3308                 gchar *oldstr = filename;
3309                 filename = conv_codeset_strdup(filename,
3310                                                CS_UTF_8,
3311                                                conv_get_current_charset_str());
3312                 if (!filename) {
3313                         g_warning("summary_save_as(): faild to convert character set.");
3314                         filename = g_strdup(oldstr);
3315                 }
3316                 dest = filesel_select_file_save(_("Save as"), filename);
3317                 g_free(filename);
3318         } else
3319                 dest = filesel_select_file_save(_("Save as"), filename);
3320         filename = NULL;
3321         if (!dest) return;
3322         if (is_file_exist(dest)) {
3323                 aval = alertpanel(_("Append or Overwrite"),
3324                                   _("Append or overwrite existing file?"),
3325                                   _("Append"), _("Overwrite"), _("Cancel"));
3326                 if (aval != 0 && aval != 1)
3327                         return;
3328         }
3329
3330         src = procmsg_get_message_file(msginfo);
3331         if ( aval==0 ) { /* append */
3332                 if (append_file(src, dest, TRUE) < 0)
3333                         alertpanel_error(_("Can't save the file `%s'."),
3334                                          g_basename(dest));
3335         } else { /* overwrite */
3336                 if (copy_file(src, dest, TRUE) < 0)
3337                         alertpanel_error(_("Can't save the file `%s'."),
3338                                          g_basename(dest));
3339         }
3340         g_free(src);
3341
3342
3343         /*
3344          * If two or more msgs are selected,
3345          * append them to the output file.
3346          */
3347         if (GTK_CLIST(ctree)->selection->next) {
3348                 GList *item;
3349                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3350                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3351                         if (!msginfo) break;
3352                         src = procmsg_get_message_file(msginfo);
3353                         if (append_file(src, dest, TRUE) < 0)
3354                                 alertpanel_error(_("Can't save the file `%s'."),
3355                                                  g_basename(dest));
3356                 }
3357                 g_free(src);
3358         }
3359 }
3360
3361 void summary_print(SummaryView *summaryview)
3362 {
3363         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3364         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3365         MsgInfo *msginfo;
3366         GList *cur;
3367         gchar *cmdline;
3368         gchar *p;
3369
3370         if (clist->selection == NULL) return;
3371
3372         cmdline = input_dialog(_("Print"),
3373                                _("Enter the print command line:\n"
3374                                  "(`%s' will be replaced with file name)"),
3375                                prefs_common.print_cmd);
3376         if (!cmdline) return;
3377         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3378             strchr(p + 2, '%')) {
3379                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3380                                  cmdline);
3381                 g_free(cmdline);
3382                 return;
3383         }
3384
3385         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3386                 msginfo = gtk_ctree_node_get_row_data
3387                         (ctree, GTK_CTREE_NODE(cur->data));
3388                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3389         }
3390
3391         g_free(cmdline);
3392 }
3393
3394 gboolean summary_execute(SummaryView *summaryview)
3395 {
3396         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3397         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3398         GtkCTreeNode *node, *next;
3399         GtkCTreeNode *new_selected = NULL;
3400
3401         if (!summaryview->folder_item) return FALSE;
3402
3403         if (summary_is_locked(summaryview)) return FALSE;
3404         summary_lock(summaryview);
3405
3406         gtk_clist_freeze(clist);
3407
3408         if (summaryview->threaded)
3409                 summary_unthread_for_exec(summaryview);
3410
3411         folder_item_update_freeze();
3412         summary_execute_move(summaryview);
3413         summary_execute_copy(summaryview);
3414         summary_execute_delete(summaryview);
3415         folder_item_update_thaw();
3416
3417         node = GTK_CTREE_NODE(clist->row_list);
3418         for (; node != NULL; node = next) {
3419                 next = gtkut_ctree_node_next(ctree, node);
3420                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3421
3422                 if (node == summaryview->displayed) {
3423                         messageview_clear(summaryview->messageview);
3424                         summaryview->displayed = NULL;
3425                 }
3426                 if (GTK_CTREE_ROW(node)->children != NULL) {
3427                         g_warning("summary_execute(): children != NULL\n");
3428                         continue;
3429                 }
3430
3431                 if (!new_selected &&
3432                     gtkut_ctree_node_is_selected(ctree, node)) {
3433                         gtk_sctree_unselect_all(GTK_SCTREE(ctree));
3434                         new_selected = summary_find_next_msg(summaryview, node);
3435                         if (!new_selected)
3436                                 new_selected = summary_find_prev_msg
3437                                         (summaryview, node);
3438                 }
3439
3440                 gtk_ctree_remove_node(ctree, node);
3441         }
3442
3443         if (new_selected) {
3444                 gtk_sctree_select
3445                         (GTK_SCTREE(ctree),
3446                          summaryview->displayed ? summaryview->displayed
3447                          : new_selected);
3448         }
3449
3450         if (summaryview->threaded)
3451                 summary_thread_build(summaryview);
3452
3453         summaryview->selected = clist->selection ?
3454                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3455
3456         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3457                 menu_set_insensitive_all
3458                         (GTK_MENU_SHELL(summaryview->popupmenu));
3459                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3460         } else
3461                 gtk_widget_grab_focus(summaryview->ctree);
3462
3463         summary_update_status(summaryview);
3464         summary_status_show(summaryview);
3465
3466         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3467
3468         gtk_clist_thaw(clist);
3469
3470         summary_unlock(summaryview);
3471         return TRUE;
3472 }
3473
3474 static void summary_execute_move(SummaryView *summaryview)
3475 {
3476         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3477         GSList *cur;
3478
3479         /* search moving messages and execute */
3480         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3481                                 summaryview);
3482
3483         if (summaryview->mlist) {
3484                 procmsg_move_messages(summaryview->mlist);
3485
3486                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3487                         procmsg_msginfo_free((MsgInfo *)cur->data);
3488                 g_slist_free(summaryview->mlist);
3489                 summaryview->mlist = NULL;
3490         }
3491 }
3492
3493 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3494                                       gpointer data)
3495 {
3496         SummaryView *summaryview = data;
3497         MsgInfo *msginfo;
3498
3499         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3500
3501         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3502                 summaryview->mlist =
3503                         g_slist_prepend(summaryview->mlist, msginfo);
3504                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3505
3506                 if (msginfo->msgid && *msginfo->msgid &&
3507                     node == g_hash_table_lookup(summaryview->msgid_table,
3508                                                 msginfo->msgid))
3509                         g_hash_table_remove(summaryview->msgid_table,
3510                                             msginfo->msgid);
3511         }
3512 }
3513
3514 static void summary_execute_copy(SummaryView *summaryview)
3515 {
3516         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3517
3518         /* search copying messages and execute */
3519         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3520                                 summaryview);
3521
3522         if (summaryview->mlist) {
3523                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3524                 procmsg_copy_messages(summaryview->mlist);
3525
3526                 g_slist_free(summaryview->mlist);
3527                 summaryview->mlist = NULL;
3528         }
3529 }
3530
3531 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3532                                       gpointer data)
3533 {
3534         SummaryView *summaryview = data;
3535         MsgInfo *msginfo;
3536
3537         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3538
3539         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3540                 summaryview->mlist =
3541                         g_slist_prepend(summaryview->mlist, msginfo);
3542
3543                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3544                 summary_set_row_marks(summaryview, node);
3545         }
3546 }
3547
3548 static void summary_execute_delete(SummaryView *summaryview)
3549 {
3550         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3551         FolderItem *trash;
3552         GSList *cur;
3553
3554         trash = summaryview->folder_item->folder->trash;
3555
3556         /* search deleting messages and execute */
3557         gtk_ctree_pre_recursive
3558                 (ctree, NULL, summary_execute_delete_func, summaryview);
3559
3560         if (!summaryview->mlist) return;
3561
3562         if (trash == NULL || summaryview->folder_item == trash)
3563                 folder_item_remove_msgs(summaryview->folder_item,
3564                                         summaryview->mlist);
3565         else
3566                 folder_item_move_msgs(trash, summaryview->mlist);
3567
3568         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3569                 procmsg_msginfo_free((MsgInfo *)cur->data);
3570
3571         g_slist_free(summaryview->mlist);
3572         summaryview->mlist = NULL;
3573 }
3574
3575 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3576                                         gpointer data)
3577 {
3578         SummaryView *summaryview = data;
3579         MsgInfo *msginfo;
3580
3581         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3582
3583         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3584                 summaryview->mlist =
3585                         g_slist_append(summaryview->mlist, msginfo);
3586                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3587
3588                 if (msginfo->msgid && *msginfo->msgid &&
3589                     node == g_hash_table_lookup(summaryview->msgid_table,
3590                                                 msginfo->msgid)) {
3591                         g_hash_table_remove(summaryview->msgid_table,
3592                                             msginfo->msgid);
3593                 }
3594                 if (msginfo->subject && *msginfo->subject &&
3595                     node == subject_table_lookup(summaryview->subject_table,
3596                                                  msginfo->subject)) {
3597                         subject_table_remove(summaryview->subject_table,
3598                                              msginfo->subject);
3599                 }
3600         }
3601 }
3602
3603 /* thread functions */
3604
3605 void summary_thread_build(SummaryView *summaryview)
3606 {
3607         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3608         GtkCTreeNode *node;
3609         GtkCTreeNode *next;
3610         GtkCTreeNode *parent;
3611         MsgInfo *msginfo;
3612
3613         summary_lock(summaryview);
3614
3615         debug_print("Building threads...");
3616         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3617         main_window_cursor_wait(summaryview->mainwin);
3618
3619         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3620                                        G_CALLBACK(summary_tree_expanded), summaryview);
3621         gtk_clist_freeze(GTK_CLIST(ctree));
3622
3623         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3624         while (node) {
3625                 next = GTK_CTREE_ROW(node)->sibling;
3626
3627                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3628
3629                 parent = NULL;
3630
3631                 /* alfons - claws seems to prefer subject threading before
3632                  * inreplyto threading. we should look more deeply in this,
3633                  * because inreplyto should have precedence... */
3634                 if (msginfo && msginfo->inreplyto) {
3635                         parent = g_hash_table_lookup(summaryview->msgid_table,
3636                                                      msginfo->inreplyto);
3637                 }
3638
3639                 if (prefs_common.thread_by_subject && parent == NULL) {
3640                         parent = subject_table_lookup
3641                                 (summaryview->subject_table,
3642                                  msginfo->subject);
3643                 }
3644
3645                 if (parent && parent != node) {
3646                         gtk_ctree_move(ctree, node, parent, NULL);
3647                 }
3648
3649                 node = next;
3650         }
3651
3652         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3653
3654         while (node) {
3655                 next = GTK_CTREE_NODE_NEXT(node);
3656                 if (prefs_common.bold_unread &&
3657                     GTK_CTREE_ROW(node)->children)
3658                         summary_set_row_marks(summaryview, node);
3659                 node = next;
3660         }
3661
3662         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3663
3664         gtk_clist_thaw(GTK_CLIST(ctree));
3665         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3666                                          G_CALLBACK(summary_tree_expanded), summaryview);
3667
3668         debug_print("done.\n");
3669         STATUSBAR_POP(summaryview->mainwin);
3670         main_window_cursor_normal(summaryview->mainwin);
3671
3672         summaryview->threaded = TRUE;
3673
3674         summary_unlock(summaryview);
3675 }
3676
3677 static void summary_thread_init(SummaryView *summaryview)
3678 {
3679         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3680         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3681         GtkCTreeNode *next;
3682
3683         if (!summaryview->thread_collapsed) {
3684                 while (node) {
3685                         next = GTK_CTREE_ROW(node)->sibling;
3686                         if (GTK_CTREE_ROW(node)->children)
3687                                 gtk_ctree_expand(ctree, node);
3688                         node = next;
3689                 }
3690         } else if (prefs_common.bold_unread) {
3691                 while (node) {
3692                         next = GTK_CTREE_ROW(node)->sibling;
3693                         if (GTK_CTREE_ROW(node)->children)
3694                                 summary_set_row_marks(summaryview, node);
3695                         node = next;
3696                 }
3697         }
3698 }
3699
3700 void summary_unthread(SummaryView *summaryview)
3701 {
3702         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3703         GtkCTreeNode *node;
3704         GtkCTreeNode *child;
3705         GtkCTreeNode *sibling;
3706         GtkCTreeNode *next_child;
3707
3708         summary_lock(summaryview);
3709
3710         debug_print("Unthreading...");
3711         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3712         main_window_cursor_wait(summaryview->mainwin);
3713
3714         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3715                                         summary_tree_collapsed, summaryview);
3716         gtk_clist_freeze(GTK_CLIST(ctree));
3717
3718         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3719              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3720                 child = GTK_CTREE_ROW(node)->children;
3721                 sibling = GTK_CTREE_ROW(node)->sibling;
3722
3723                 while (child != NULL) {
3724                         next_child = GTK_CTREE_ROW(child)->sibling;
3725                         gtk_ctree_move(ctree, child, NULL, sibling);
3726                         child = next_child;
3727                 }
3728         }
3729
3730         /* CLAWS: and sort it */
3731         gtk_sctree_sort_recursive(ctree, NULL);
3732
3733         gtk_clist_thaw(GTK_CLIST(ctree));
3734         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3735                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3736
3737         debug_print("done.\n");
3738         STATUSBAR_POP(summaryview->mainwin);
3739         main_window_cursor_normal(summaryview->mainwin);
3740
3741         summaryview->threaded = FALSE;
3742
3743         summary_unlock(summaryview);
3744 }
3745
3746 static void summary_unthread_for_exec(SummaryView *summaryview)
3747 {
3748         GtkCTreeNode *node;
3749         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3750
3751         summary_lock(summaryview);
3752
3753         debug_print("Unthreading for execution...");
3754
3755         gtk_clist_freeze(GTK_CLIST(ctree));
3756
3757         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3758              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3759                 summary_unthread_for_exec_func(ctree, node, NULL);
3760         }
3761
3762         gtk_clist_thaw(GTK_CLIST(ctree));
3763
3764         debug_print("done.\n");
3765
3766         summary_unlock(summaryview);
3767 }
3768
3769 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3770                                            gpointer data)
3771 {
3772         MsgInfo *msginfo;
3773         GtkCTreeNode *top_parent;
3774         GtkCTreeNode *child;
3775         GtkCTreeNode *sibling;
3776
3777         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3778
3779         if (!msginfo ||
3780             (!MSG_IS_MOVE(msginfo->flags) &&
3781              !MSG_IS_DELETED(msginfo->flags)))
3782                 return;
3783         child = GTK_CTREE_ROW(node)->children;
3784         if (!child) return;
3785
3786         for (top_parent = node;
3787              GTK_CTREE_ROW(top_parent)->parent != NULL;
3788              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3789                 ;
3790         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3791
3792         while (child != NULL) {
3793                 GtkCTreeNode *next_child;
3794
3795                 next_child = GTK_CTREE_ROW(child)->sibling;
3796                 gtk_ctree_move(ctree, child, NULL, sibling);
3797                 child = next_child;
3798         }
3799 }
3800
3801 void summary_expand_threads(SummaryView *summaryview)
3802 {
3803         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3804         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3805
3806         gtk_clist_freeze(GTK_CLIST(ctree));
3807
3808         while (node) {
3809                 if (GTK_CTREE_ROW(node)->children)
3810                         gtk_ctree_expand(ctree, node);
3811                 node = GTK_CTREE_NODE_NEXT(node);
3812         }
3813
3814         gtk_clist_thaw(GTK_CLIST(ctree));
3815
3816         summaryview->thread_collapsed = FALSE;
3817
3818         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3819 }
3820
3821 void summary_collapse_threads(SummaryView *summaryview)
3822 {
3823         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3824         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3825
3826         gtk_clist_freeze(GTK_CLIST(ctree));
3827
3828         while (node) {
3829                 if (GTK_CTREE_ROW(node)->children)
3830                         gtk_ctree_collapse(ctree, node);
3831                 node = GTK_CTREE_ROW(node)->sibling;
3832         }
3833
3834         gtk_clist_thaw(GTK_CLIST(ctree));
3835
3836         summaryview->thread_collapsed = TRUE;
3837
3838         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3839 }
3840
3841 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3842 {
3843         if (!filtering_rules) {
3844                 alertpanel_error(_("No filter rules defined."));
3845                 return;
3846         }
3847
3848         summary_lock(summaryview);
3849
3850         folder_item_update_freeze();
3851
3852         debug_print("filtering...");
3853         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3854         main_window_cursor_wait(summaryview->mainwin);
3855
3856         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3857
3858         if (filtering_rules == NULL) {
3859                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3860                                         GTK_CTREE_FUNC(summary_filter_func),
3861                                         summaryview);
3862
3863                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3864
3865                 if (prefs_common.immediate_exec) {
3866                         summary_unlock(summaryview);
3867                         summary_execute(summaryview);
3868                         summary_lock(summaryview);
3869                 } else
3870                         summary_status_show(summaryview);
3871         }
3872         else {
3873                 if (selected_only) {
3874                         GList *cur;
3875
3876                         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3877                              cur != NULL; cur = cur->next) {
3878                                 summary_filter_func(GTK_CTREE(summaryview->ctree),
3879                                                     GTK_CTREE_NODE(cur->data),
3880                                                     summaryview);
3881                         }
3882                 } else {
3883                         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3884                                                 GTK_CTREE_FUNC(summary_filter_func),
3885                                                 summaryview);
3886                 }
3887                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3888         }
3889
3890         folder_item_update_thaw();
3891         debug_print("done.\n");
3892         STATUSBAR_POP(summaryview->mainwin);
3893         main_window_cursor_normal(summaryview->mainwin);
3894
3895         summary_unlock(summaryview);
3896
3897         /*
3898          * CLAWS: summary_show() only valid after having a lock. ideally
3899          * we want the lock to be context aware...
3900          */
3901         if (filtering_rules) {
3902                 summary_show(summaryview, summaryview->folder_item);
3903         }
3904 }
3905
3906 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3907                                 gpointer data)
3908 {
3909         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3910
3911         filter_message_by_msginfo(filtering_rules, msginfo);
3912 }
3913
3914 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
3915                                  PrefsFilterType type, gint processing_rule)
3916 {
3917         gchar *header = NULL;
3918         gchar *key = NULL;
3919
3920         procmsg_get_filter_keyword(msginfo, &header, &key, type);
3921
3922         if (processing_rule) {
3923                 if (item == NULL)
3924                         prefs_filtering_open(&pre_global_processing,
3925                                              _("Processing rules to apply before folder rules"),
3926                                              header, key);
3927                 else
3928                         prefs_filtering_open(&item->prefs->processing,
3929                                              _("Processing configuration"),
3930                                              header, key);
3931         }
3932         else {
3933                 prefs_filtering_open(&filtering_rules,
3934                                      _("Filtering configuration"),
3935                                        header, key);
3936         }
3937
3938         g_free(header);
3939         g_free(key);
3940 }
3941
3942 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
3943                          gint processing_rule)
3944 {
3945         MsgInfo *msginfo;
3946         FolderItem * item;
3947
3948         if (!summaryview->selected) return;
3949
3950         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3951                                               summaryview->selected);
3952         if (!msginfo) return;
3953
3954         item = summaryview->folder_item;
3955         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
3956 }
3957
3958 /* color label */
3959
3960 #define N_COLOR_LABELS colorlabel_get_color_count()
3961
3962 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3963                                                      gpointer data)
3964 {
3965         guint color = GPOINTER_TO_UINT(data);
3966         SummaryView *summaryview;
3967
3968         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
3969         g_return_if_fail(summaryview != NULL);
3970
3971         /* "dont_toggle" state set? */
3972         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
3973                                 "dont_toggle"))
3974                 return;
3975
3976         summary_set_colorlabel(summaryview, color, NULL);
3977 }
3978
3979 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3980  * for the messsage; not the color index */
3981 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3982                                   guint labelcolor)
3983 {
3984         GdkColor color;
3985         GtkStyle *style, *prev_style, *ctree_style;
3986         MsgInfo *msginfo;
3987         gint color_index;
3988
3989         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3990
3991         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3992         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3993         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3994
3995         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3996                 if (!prev_style) return;
3997                 style = gtk_style_copy(prev_style);
3998                 color = ctree_style->fg[GTK_STATE_NORMAL];
3999                 style->fg[GTK_STATE_NORMAL] = color;
4000                 color = ctree_style->fg[GTK_STATE_SELECTED];
4001                 style->fg[GTK_STATE_SELECTED] = color;
4002         } else {
4003                 if (prev_style)
4004                         style = gtk_style_copy(prev_style);
4005                 else
4006                         style = gtk_style_copy(ctree_style);
4007                 color = colorlabel_get_color(color_index);
4008                 style->fg[GTK_STATE_NORMAL] = color;
4009                 /* get the average of label color and selected fg color
4010                    for visibility */
4011                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4012                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4013                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4014         }
4015
4016         gtk_ctree_node_set_row_style(ctree, node, style);
4017 }
4018
4019 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4020 {
4021         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4022         MsgInfo *msginfo;
4023
4024         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4025
4026         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4027         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4028 }
4029
4030 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4031                             GtkWidget *widget)
4032 {
4033         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4034         GList *cur;
4035
4036         main_window_cursor_wait(summaryview->mainwin);
4037         folder_item_update_freeze();
4038         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4039                 summary_set_row_colorlabel(summaryview,
4040                                            GTK_CTREE_NODE(cur->data), labelcolor);
4041         folder_item_update_thaw();
4042         main_window_cursor_normal(summaryview->mainwin);
4043 }
4044
4045 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4046                                                           gpointer data)
4047 {
4048         SummaryView *summaryview;
4049         GtkMenuShell *menu;
4050         GtkCheckMenuItem **items;
4051         gint n;
4052         GList *cur, *sel;
4053
4054         summaryview = (SummaryView *)data;
4055         g_return_if_fail(summaryview != NULL);
4056
4057         sel = GTK_CLIST(summaryview->ctree)->selection;
4058         if (!sel) return;
4059
4060         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4061         g_return_if_fail(menu != NULL);
4062
4063         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4064
4065         /* NOTE: don't return prematurely because we set the "dont_toggle"
4066          * state for check menu items */
4067         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4068                           GINT_TO_POINTER(1));
4069
4070         /* clear items. get item pointers. */
4071         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4072                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4073                         gtk_check_menu_item_set_active
4074                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4075                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4076                         n++;
4077                 }
4078         }
4079
4080         if (n == (N_COLOR_LABELS + 1)) {
4081                 /* iterate all messages and set the state of the appropriate
4082                  * items */
4083                 for (; sel != NULL; sel = sel->next) {
4084                         MsgInfo *msginfo;
4085                         gint clabel;
4086
4087                         msginfo = gtk_ctree_node_get_row_data
4088                                 (GTK_CTREE(summaryview->ctree),
4089                                  GTK_CTREE_NODE(sel->data));
4090                         if (msginfo) {
4091                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4092                                 if (!items[clabel]->active)
4093                                         gtk_check_menu_item_set_active
4094                                                 (items[clabel], TRUE);
4095                         }
4096                 }
4097         } else
4098                 g_warning("invalid number of color elements (%d)\n", n);
4099
4100         /* reset "dont_toggle" state */
4101         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4102                           GINT_TO_POINTER(0));
4103 }
4104
4105 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4106 {
4107         GtkWidget *label_menuitem;
4108         GtkWidget *menu;
4109         GtkWidget *item;
4110         gint i;
4111
4112         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4113                                                    "/Color label");
4114         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4115                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4116                            summaryview);
4117         gtk_widget_show(label_menuitem);
4118
4119         menu = gtk_menu_new();
4120
4121         /* create sub items. for the menu item activation callback we pass the
4122          * index of label_colors[] as data parameter. for the None color we
4123          * pass an invalid (high) value. also we attach a data pointer so we
4124          * can always get back the SummaryView pointer. */
4125
4126         item = gtk_check_menu_item_new_with_label(_("None"));
4127         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4128         g_signal_connect(G_OBJECT(item), "activate",
4129                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4130                            GUINT_TO_POINTER(0));
4131         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4132         gtk_widget_show(item);
4133
4134         item = gtk_menu_item_new();
4135         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4136         gtk_widget_show(item);
4137
4138         /* create pixmap/label menu items */
4139         for (i = 0; i < N_COLOR_LABELS; i++) {
4140                 item = colorlabel_create_check_color_menu_item(i);
4141                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4142                 g_signal_connect(G_OBJECT(item), "activate",
4143                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4144                                  GUINT_TO_POINTER(i + 1));
4145                 g_object_set_data(G_OBJECT(item), "summaryview",
4146                                   summaryview);
4147                 gtk_widget_show(item);
4148         }
4149
4150         gtk_widget_show(menu);
4151         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4152         summaryview->colorlabel_menu = menu;
4153 }
4154
4155 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4156 {
4157         GtkWidget *ctree;
4158         gint *col_pos = summaryview->col_pos;
4159         SummaryColumnState *col_state;
4160         gchar *titles[N_SUMMARY_COLS];
4161         SummaryColumnType type;
4162         gint pos;
4163
4164         memset(titles, 0, sizeof(titles));
4165
4166         col_state = prefs_summary_column_get_config();
4167         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4168                 summaryview->col_state[pos] = col_state[pos];
4169                 type = col_state[pos].type;
4170                 col_pos[type] = pos;
4171         }
4172         col_state = summaryview->col_state;
4173
4174         ctree = gtk_sctree_new_with_titles
4175                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4176
4177         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4178         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4179                                            GTK_JUSTIFY_CENTER);
4180         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4181                                            GTK_JUSTIFY_CENTER);
4182         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4183                                            GTK_JUSTIFY_CENTER);
4184         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4185                                            GTK_JUSTIFY_CENTER);
4186         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4187                                            GTK_JUSTIFY_RIGHT);
4188         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4189                                            GTK_JUSTIFY_RIGHT);
4190         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4191                                            GTK_JUSTIFY_RIGHT);
4192         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4193                                    SUMMARY_COL_MARK_WIDTH);
4194         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4195                                    SUMMARY_COL_STATUS_WIDTH);
4196         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4197                                    SUMMARY_COL_LOCKED_WIDTH);
4198         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4199                                    SUMMARY_COL_MIME_WIDTH);
4200         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4201                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4202         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4203                                    prefs_common.summary_col_size[S_COL_FROM]);
4204         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4205                                    prefs_common.summary_col_size[S_COL_DATE]);
4206         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4207                                    prefs_common.summary_col_size[S_COL_SIZE]);
4208         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4209                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4210         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4211                                    prefs_common.summary_col_size[S_COL_SCORE]);
4212         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4213         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4214                                      GTK_CTREE_EXPANDER_SQUARE);
4215 #if 0
4216         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4217         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4218                                      GTK_CTREE_EXPANDER_TRIANGLE);
4219 #endif
4220         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4221         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4222
4223         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4224                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4225                                        GTK_CAN_FOCUS);
4226                 gtk_clist_set_column_visibility
4227                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4228         }
4229
4230         /* connect signal to the buttons for sorting */
4231 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4232         g_signal_connect \
4233                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4234                  "clicked", \
4235                  G_CALLBACK(func), \
4236                  summaryview)
4237
4238         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4239         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4240         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4241         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4242         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4243         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4244         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4245         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4246         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4247         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4248
4249 #undef CLIST_BUTTON_SIGNAL_CONNECT
4250
4251         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4252                          G_CALLBACK(summary_selected), summaryview);
4253         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4254                          G_CALLBACK(summary_button_pressed),
4255                          summaryview);
4256         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4257                          G_CALLBACK(summary_button_released),
4258                          summaryview);
4259         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4260                          G_CALLBACK(summary_key_pressed), summaryview);
4261         g_signal_connect(G_OBJECT(ctree), "resize_column",
4262                          G_CALLBACK(summary_col_resized), summaryview);
4263         g_signal_connect(G_OBJECT(ctree), "open_row",
4264                          G_CALLBACK(summary_open_row), summaryview);
4265
4266         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4267                                G_CALLBACK(summary_tree_expanded),
4268                                summaryview);
4269         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4270                                G_CALLBACK(summary_tree_collapsed),
4271                                summaryview);
4272
4273         g_signal_connect(G_OBJECT(ctree), "start_drag",
4274                          G_CALLBACK(summary_start_drag),
4275                          summaryview);
4276         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4277                          G_CALLBACK(summary_drag_data_get),
4278                          summaryview);
4279
4280         return ctree;
4281 }
4282
4283 void summary_set_column_order(SummaryView *summaryview)
4284 {
4285         GtkWidget *ctree;
4286         GtkWidget *scrolledwin = summaryview->scrolledwin;
4287         GtkWidget *pixmap;
4288         FolderItem *item;
4289         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4290         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4291
4292         item = summaryview->folder_item;
4293
4294         summary_clear_all(summaryview);
4295         gtk_widget_destroy(summaryview->ctree);
4296
4297         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4298         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4299         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4300                                     summaryview->col_pos[S_COL_MIME], pixmap);
4301         gtk_widget_show(pixmap);
4302         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4303                                             GTK_CLIST(ctree)->hadjustment);
4304         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4305                                             GTK_CLIST(ctree)->vadjustment);
4306         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4307         gtk_widget_show(ctree);
4308
4309         summary_show(summaryview, item);
4310
4311         summary_select_by_msgnum(summaryview, selected_msgnum);
4312         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4313         if (!summaryview->displayed)
4314                 messageview_clear(summaryview->messageview);
4315         else
4316                 summary_redisplay_msg(summaryview);
4317 }
4318
4319
4320 /* callback functions */
4321
4322 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4323                                    SummaryView *summaryview)
4324 {
4325         if (event)
4326                 summary_toggle_view(summaryview);
4327         return TRUE;
4328 }
4329
4330 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4331                                        SummaryView *summaryview)
4332 {
4333         if (!event) return FALSE;
4334
4335         if (event->button == 3) {
4336                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4337                 /* right clicked */
4338                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4339                                NULL, NULL, event->button, event->time);
4340         } else if (event->button == 2) {
4341                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4342         } else if (event->button == 1) {
4343                 if (!prefs_common.emulate_emacs &&
4344                     messageview_is_visible(summaryview->messageview))
4345                         summaryview->display_msg = TRUE;
4346         }
4347
4348         return FALSE;
4349 }
4350
4351 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4352                                         SummaryView *summaryview)
4353 {
4354         return FALSE;
4355 }
4356
4357 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4358 {
4359         summary_key_pressed(summaryview->ctree, event, summaryview);
4360 }
4361
4362 #define BREAK_ON_MODIFIER_KEY() \
4363         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4364
4365 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4366                                 SummaryView *summaryview)
4367 {
4368         GtkCTree *ctree = GTK_CTREE(widget);
4369         GtkCTreeNode *node;
4370         MessageView *messageview;
4371         TextView *textview;
4372         GtkAdjustment *adj;
4373
4374         if (summary_is_locked(summaryview)) return TRUE;
4375         if (!event) return TRUE;
4376
4377         if (quicksearch_has_focus(summaryview->quicksearch))
4378                 return FALSE;
4379
4380         switch (event->keyval) {
4381         case GDK_Left:          /* Move focus */
4382                 adj = gtk_scrolled_window_get_hadjustment
4383                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4384                 if (adj->lower != adj->value)
4385                         break;
4386                 /* FALLTHROUGH */
4387         case GDK_Escape:
4388                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4389                 return TRUE;
4390         case GDK_Up:
4391         case GDK_Down:
4392                 if ((node = summaryview->selected) != NULL) {
4393                         GtkCTreeNode *next = NULL;
4394                         do {
4395                                 next = (event->keyval == GDK_Down)
4396                                         ? gtkut_ctree_node_next(ctree, next ? next:node)
4397                                         : gtkut_ctree_node_prev(ctree, next ? next:node);
4398                         } while (next && !gtk_ctree_is_viewable(ctree, next));
4399
4400                         if (next) {
4401                                 gtk_sctree_select_with_state
4402                                         (GTK_SCTREE(ctree), next, event->state);
4403
4404                                 /* Deprecated - what are the non-deprecated equivalents? */
4405                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4406                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4407                                 summaryview->selected = next;
4408                                 return TRUE;
4409                         }
4410                 }
4411                 break;
4412         case GDK_Home:
4413         case GDK_End:
4414                 if ((node = summaryview->selected) != NULL) {
4415                         GtkCTreeNode *next = NULL;
4416                         next = (event->keyval == GDK_Home)
4417                                         ? gtk_ctree_node_nth(ctree, 0)
4418                                         : gtk_ctree_node_nth(ctree,
4419                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4420                         if (next) {
4421                                 gtk_sctree_select_with_state
4422                                         (GTK_SCTREE(ctree), next, event->state);
4423
4424                                 /* Deprecated - what are the non-deprecated equivalents? */
4425                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4426                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4427                                 summaryview->selected = next;
4428                                 return TRUE;
4429                         }
4430                 }
4431                 break;
4432         default:
4433                 break;
4434         }
4435
4436         if (!summaryview->selected) {
4437                 node = gtk_ctree_node_nth(ctree, 0);
4438                 if (node)
4439                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4440                 else
4441                         return TRUE;
4442         }
4443
4444         messageview = summaryview->messageview;
4445         textview = messageview->mimeview->textview;
4446
4447         switch (event->keyval) {
4448         case GDK_space:         /* Page down or go to the next */
4449                 if (event->state & GDK_SHIFT_MASK)
4450                         textview_scroll_page(textview, TRUE);
4451                 else {
4452                         if (summaryview->displayed != summaryview->selected) {
4453                                 summary_display_msg(summaryview,
4454                                                     summaryview->selected);
4455                                 break;
4456                         }
4457                         if (!textview_scroll_page(textview, FALSE))
4458                                 summary_select_next_unread(summaryview);
4459                 }
4460                 break;
4461         case GDK_BackSpace:     /* Page up */
4462                 textview_scroll_page(textview, TRUE);
4463                 break;
4464         case GDK_Return:        /* Scroll up/down one line */
4465                 if (summaryview->displayed != summaryview->selected) {
4466                         summary_display_msg(summaryview,
4467                                             summaryview->selected);
4468                         break;
4469                 }
4470                 textview_scroll_one_line
4471                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4472                 break;
4473         case GDK_Delete:
4474                 BREAK_ON_MODIFIER_KEY();
4475                 summary_delete(summaryview);
4476                 break;
4477         default:
4478                 break;
4479         }
4480         return FALSE;
4481 }
4482
4483 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4484 {
4485         SummaryView *summaryview = data;
4486
4487         summary_show(summaryview, summaryview->folder_item);
4488 }
4489
4490 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4491 {
4492         SummaryView *summaryview = (SummaryView *)data;
4493
4494         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4495                 prefs_common.show_searchbar = TRUE;
4496                 quicksearch_show(summaryview->quicksearch);
4497         } else {
4498                 prefs_common.show_searchbar = FALSE;
4499                 quicksearch_hide(summaryview->quicksearch);
4500         }
4501 }
4502
4503 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4504 {
4505         if (summaryview->folder_item->stype == F_OUTBOX ||
4506             summaryview->folder_item->stype == F_DRAFT  ||
4507             summaryview->folder_item->stype == F_QUEUE)
4508                 summary_reedit(summaryview);
4509         else
4510                 summary_open_msg(summaryview);
4511
4512         summaryview->display_msg = FALSE;
4513 }
4514
4515 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4516                                   SummaryView *summaryview)
4517 {
4518         summary_set_row_marks(summaryview, node);
4519 }
4520
4521 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4522                                    SummaryView *summaryview)
4523 {
4524         summary_set_row_marks(summaryview, node);
4525 }
4526
4527 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4528                              gint column, SummaryView *summaryview)
4529 {
4530         MsgInfo *msginfo;
4531
4532         summary_status_show(summaryview);
4533
4534         if (GTK_CLIST(ctree)->selection &&
4535             GTK_CLIST(ctree)->selection->next) {
4536                 summaryview->display_msg = FALSE;
4537                 summary_set_menu_sensitive(summaryview);
4538                 toolbar_main_set_sensitive(summaryview->mainwin);
4539                 return;
4540         }
4541
4542         summaryview->selected = row;
4543
4544         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4545         g_return_if_fail(msginfo != NULL);
4546
4547         switch (column < 0 ? column : summaryview->col_state[column].type) {
4548         case S_COL_MARK:
4549                 if (!MSG_IS_DELETED(msginfo->flags) &&
4550                     !MSG_IS_MOVE(msginfo->flags) &&
4551                     !MSG_IS_COPY(msginfo->flags)) {
4552                         if (MSG_IS_MARKED(msginfo->flags)) {
4553                                 summary_unmark_row(summaryview, row);
4554                         } else {
4555                                 summary_mark_row(summaryview, row);
4556                         }
4557                 }
4558                 break;
4559         case S_COL_STATUS:
4560                 if (MSG_IS_UNREAD(msginfo->flags)) {
4561                         summary_mark_row_as_read(summaryview, row);
4562                         summary_status_show(summaryview);
4563                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4564                          !MSG_IS_FORWARDED(msginfo->flags)) {
4565                         summary_mark_row_as_unread(summaryview, row);
4566                         summary_status_show(summaryview);
4567                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4568                         summary_find_answers(summaryview, msginfo);
4569                         return;
4570                 }
4571                 break;
4572         case S_COL_LOCKED:
4573                 if (MSG_IS_LOCKED(msginfo->flags)) {
4574                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4575                         summary_set_row_marks(summaryview, row);
4576                 }
4577                 else
4578                         summary_lock_row(summaryview, row);
4579                 break;
4580         default:
4581                 break;
4582         }
4583
4584         if (summaryview->display_msg ||
4585             (prefs_common.always_show_msg &&
4586              messageview_is_visible(summaryview->messageview))) {
4587                 summaryview->display_msg = FALSE;
4588                 if (summaryview->displayed != row) {
4589                         summary_display_msg(summaryview, row);
4590                         return;
4591                 }
4592         }
4593
4594         summary_set_menu_sensitive(summaryview);
4595         toolbar_main_set_sensitive(summaryview->mainwin);
4596 }
4597
4598 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4599                                 SummaryView *summaryview)
4600 {
4601         SummaryColumnType type = summaryview->col_state[column].type;
4602
4603         prefs_common.summary_col_size[type] = width;
4604 }
4605
4606
4607 /*
4608  * \brief get List of msginfo selected in SummaryView
4609  *
4610  * \param summaryview
4611  *
4612  * \return GSList holding MsgInfo
4613  */
4614 GSList *summary_get_selection(SummaryView *summaryview)
4615 {
4616         GList *sel = NULL;
4617         GSList *msginfo_list = NULL;
4618
4619         g_return_val_if_fail(summaryview != NULL, NULL);
4620
4621         sel = GTK_CLIST(summaryview->ctree)->selection;
4622
4623         g_return_val_if_fail(sel != NULL, NULL);
4624
4625         for ( ; sel != NULL; sel = sel->next)
4626                 msginfo_list =
4627                         g_slist_append(msginfo_list,
4628                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4629                                                                    GTK_CTREE_NODE(sel->data)));
4630         return msginfo_list;
4631 }
4632
4633 static void summary_reply_cb(SummaryView *summaryview, guint action,
4634                              GtkWidget *widget)
4635 {
4636         MessageView *msgview = (MessageView*)summaryview->messageview;
4637         GSList *msginfo_list;
4638         gchar *body;
4639
4640         g_return_if_fail(msgview != NULL);
4641
4642         msginfo_list = summary_get_selection(summaryview);
4643         g_return_if_fail(msginfo_list != NULL);
4644
4645         body = messageview_get_selection(msgview);
4646
4647         compose_reply_mode((ComposeMode)action, msginfo_list, body);
4648         g_free(body);
4649         g_slist_free(msginfo_list);
4650 }
4651
4652 static void summary_show_all_header_cb(SummaryView *summaryview,
4653                                        guint action, GtkWidget *widget)
4654 {
4655         summary_display_msg_selected(summaryview,
4656                                      GTK_CHECK_MENU_ITEM(widget)->active);
4657 }
4658
4659 static void summary_add_address_cb(SummaryView *summaryview,
4660                                    guint action, GtkWidget *widget)
4661 {
4662         summary_add_address(summaryview);
4663 }
4664
4665 static void summary_create_filter_cb(SummaryView *summaryview,
4666                                      guint action, GtkWidget *widget)
4667 {
4668         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4669 }
4670
4671 static void summary_create_processing_cb(SummaryView *summaryview,
4672                                          guint action, GtkWidget *widget)
4673 {
4674         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4675 }
4676
4677 static void summary_sort_by_column_click(SummaryView *summaryview,
4678                                          FolderSortKey sort_key)
4679 {
4680         if (summaryview->sort_key == sort_key)
4681                 summary_sort(summaryview, sort_key,
4682                              summaryview->sort_type == SORT_ASCENDING
4683                              ? SORT_DESCENDING : SORT_ASCENDING);
4684         else
4685                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4686 }
4687
4688 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4689 {
4690         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4691 }
4692
4693 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4694 {
4695         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4696 }
4697
4698 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4699 {
4700         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4701 }
4702
4703 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4704 {
4705         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4706 }
4707
4708 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4709 {
4710         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4711 }
4712
4713 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4714 {
4715         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4716 }
4717
4718 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4719 {
4720         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4721 }
4722
4723 static void summary_subject_clicked(GtkWidget *button,
4724                                     SummaryView *summaryview)
4725 {
4726         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4727 }
4728
4729 static void summary_score_clicked(GtkWidget *button,
4730                                   SummaryView *summaryview)
4731 {
4732         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4733 }
4734
4735 static void summary_locked_clicked(GtkWidget *button,
4736                                    SummaryView *summaryview)
4737 {
4738         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4739 }
4740
4741 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4742                                SummaryView *summaryview)
4743 {
4744         GdkDragContext *context;
4745
4746         g_return_if_fail(summaryview != NULL);
4747         g_return_if_fail(summaryview->folder_item != NULL);
4748         g_return_if_fail(summaryview->folder_item->folder != NULL);
4749         if (summaryview->selected == NULL) return;
4750
4751         context = gtk_drag_begin(widget, summaryview->target_list,
4752                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4753         gtk_drag_set_icon_default(context);
4754 }
4755
4756 static void summary_drag_data_get(GtkWidget        *widget,
4757                                   GdkDragContext   *drag_context,
4758                                   GtkSelectionData *selection_data,
4759                                   guint             info,
4760                                   guint             time,
4761                                   SummaryView      *summaryview)
4762 {
4763         if (info == TARGET_MAIL_URI_LIST) {
4764                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4765                 GList *cur;
4766                 MsgInfo *msginfo;
4767                 gchar *mail_list = NULL, *tmp1, *tmp2;
4768
4769                 for (cur = GTK_CLIST(ctree)->selection;
4770                      cur != NULL; cur = cur->next) {
4771                         msginfo = gtk_ctree_node_get_row_data
4772                                 (ctree, GTK_CTREE_NODE(cur->data));
4773                         tmp2 = procmsg_get_message_file(msginfo);
4774                         if (!tmp2) continue;
4775                         tmp1 = g_strconcat("file://", tmp2, NULL);
4776                         g_free(tmp2);
4777
4778                         if (!mail_list) {
4779                                 mail_list = tmp1;
4780                         } else {
4781                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4782                                 g_free(mail_list);
4783                                 g_free(tmp1);
4784                                 mail_list = tmp2;
4785                         }
4786                 }
4787
4788                 if (mail_list != NULL) {
4789                         gtk_selection_data_set(selection_data,
4790                                                selection_data->target, 8,
4791                                                mail_list, strlen(mail_list));
4792                         g_free(mail_list);
4793                 }
4794         } else if (info == TARGET_DUMMY) {
4795                 if (GTK_CLIST(summaryview->ctree)->selection)
4796                         gtk_selection_data_set(selection_data,
4797                                                selection_data->target, 8,
4798                                                "Dummy", 6);
4799         }
4800 }
4801
4802
4803 /* custom compare functions for sorting */
4804
4805 #define CMP_FUNC_DEF(func_name, val)                                     \
4806 static gint func_name(GtkCList *clist,                                   \
4807                       gconstpointer ptr1, gconstpointer ptr2)            \
4808 {                                                                        \
4809         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4810         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4811                                                                          \
4812         if (!msginfo1 || !msginfo2)                                      \
4813                 return -1;                                               \
4814                                                                          \
4815         return (val);                                                    \
4816 }
4817
4818 CMP_FUNC_DEF(summary_cmp_by_mark,
4819              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4820 CMP_FUNC_DEF(summary_cmp_by_status,
4821              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4822 CMP_FUNC_DEF(summary_cmp_by_mime,
4823              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4824 CMP_FUNC_DEF(summary_cmp_by_label,
4825              MSG_GET_COLORLABEL(msginfo1->flags) -
4826              MSG_GET_COLORLABEL(msginfo2->flags))
4827 CMP_FUNC_DEF(summary_cmp_by_locked,
4828              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4829
4830 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4831 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4832 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4833
4834 #undef CMP_FUNC_DEF
4835 #define CMP_FUNC_DEF(func_name, var_name)                                \
4836 static gint func_name(GtkCList *clist,                                   \
4837                       gconstpointer ptr1, gconstpointer ptr2)            \
4838 {                                                                        \
4839         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4840         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4841                                                                          \
4842         if (!msginfo1->var_name)                                         \
4843                 return (msginfo2->var_name != NULL);                     \
4844         if (!msginfo2->var_name)                                         \
4845                 return -1;                                               \
4846                                                                          \
4847         return strcasecmp(msginfo1->var_name, msginfo2->var_name);       \
4848 }
4849
4850 CMP_FUNC_DEF(summary_cmp_by_to, to);
4851
4852 #undef CMP_FUNC_DEF
4853
4854 static gint summary_cmp_by_subject(GtkCList *clist,
4855                                    gconstpointer ptr1,
4856                                    gconstpointer ptr2)
4857 {
4858         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4859         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4860
4861         if (!msginfo1->subject)
4862                 return (msginfo2->subject != NULL);
4863         if (!msginfo2->subject)
4864                 return -1;
4865
4866         return subject_compare_for_sort
4867                 (msginfo1->subject, msginfo2->subject);
4868 }
4869
4870 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4871                                 gconstpointer ptr2)
4872 {
4873         const gchar *str1, *str2;
4874         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4875         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4876         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4877
4878         g_return_val_if_fail(sv, -1);
4879
4880         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
4881         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
4882
4883         if (!str1)
4884                 return str2 != NULL;
4885
4886         if (!str2)
4887                 return -1;
4888
4889         return strcasecmp(str1, str2);
4890 }
4891
4892 static gint summary_cmp_by_simplified_subject
4893         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4894 {
4895         const FolderItemPrefs *prefs;
4896         const gchar *str1, *str2;
4897         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4898         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4899         const MsgInfo *msginfo1 = r1->data;
4900         const MsgInfo *msginfo2 = r2->data;
4901         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4902
4903         g_return_val_if_fail(sv, -1);
4904         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4905
4906         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4907         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4908
4909         if (!str1)
4910                 return str2 != NULL;
4911
4912         if (!str2)
4913                 return -1;
4914
4915         prefs = msginfo1->folder->prefs;
4916         if (!prefs)
4917                 prefs = msginfo2->folder->prefs;
4918         if (!prefs)
4919                 return -1;
4920
4921         return subject_compare_for_sort(str1, str2);
4922 }
4923
4924 static gint summary_cmp_by_score(GtkCList *clist,
4925                                  gconstpointer ptr1, gconstpointer ptr2)
4926 {
4927         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4928         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4929         int diff;
4930
4931         /* if score are equal, sort by date */
4932
4933         diff = msginfo1->threadscore - msginfo2->threadscore;
4934         if (diff != 0)
4935                 return diff;
4936         else
4937                 return summary_cmp_by_date(clist, ptr1, ptr2);
4938 }
4939
4940 static void news_flag_crosspost(MsgInfo *msginfo)
4941 {
4942         GString *line;
4943         gpointer key;
4944         gpointer value;
4945         Folder *mff;
4946
4947         g_return_if_fail(msginfo != NULL);
4948         g_return_if_fail(msginfo->folder != NULL);
4949         g_return_if_fail(msginfo->folder->folder != NULL);
4950         mff = msginfo->folder->folder;
4951         g_return_if_fail(mff->klass->type == F_NEWS);
4952
4953         if (mff->account->mark_crosspost_read) {
4954                 line = g_string_sized_new(128);
4955                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4956                 debug_print("nfcp: checking <%s>", line->str);
4957                 if (mff->newsart &&
4958                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4959                         debug_print(" <%s>", (gchar *)value);
4960                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4961                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4962                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4963                         }
4964                         g_hash_table_remove(mff->newsart, key);
4965                         g_free(key);
4966                 }
4967                 g_string_free(line, TRUE);
4968                 debug_print("\n");
4969         }
4970 }
4971
4972 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4973 {
4974         SummaryView *summaryview = (SummaryView *) data;
4975         MsgInfo *msginfo;
4976
4977         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4978
4979         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4980                 summaryview->unreadmarked--;
4981
4982         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4983         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
4984
4985         summary_set_row_marks(summaryview, row);
4986         debug_print("Message %d is marked as ignore thread\n",
4987             msginfo->msgnum);
4988 }
4989
4990 static void summary_ignore_thread(SummaryView *summaryview)
4991 {
4992         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4993         GList *cur;
4994
4995         folder_item_update_freeze();
4996
4997         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4998                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4999                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5000                                         summaryview);
5001
5002         folder_item_update_thaw();
5003
5004         summary_status_show(summaryview);
5005 }
5006
5007 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5008 {
5009         SummaryView *summaryview = (SummaryView *) data;
5010         MsgInfo *msginfo;
5011
5012         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5013
5014         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5015                 summaryview->unreadmarked++;
5016
5017         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5018
5019         summary_set_row_marks(summaryview, row);
5020         debug_print("Message %d is marked as unignore thread\n",
5021             msginfo->msgnum);
5022 }
5023
5024 static void summary_unignore_thread(SummaryView *summaryview)
5025 {
5026         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5027         GList *cur;
5028
5029         folder_item_update_freeze();
5030
5031         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
5032                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5033                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5034                                         summaryview);
5035
5036         folder_item_update_thaw();
5037
5038         summary_status_show(summaryview);
5039 }
5040
5041 static void summary_check_ignore_thread_func
5042                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5043 {
5044         MsgInfo *msginfo;
5045         gint *found_ignore = (gint *) data;
5046
5047         if (*found_ignore) return;
5048         else {
5049                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5050                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5051         }
5052 }
5053
5054 void summary_toggle_ignore_thread(SummaryView *summaryview)
5055 {
5056         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5057         GList *cur;
5058         gint found_ignore = 0;
5059
5060         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
5061                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5062                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5063                                         &found_ignore);
5064
5065         if (found_ignore)
5066                 summary_unignore_thread(summaryview);
5067         else
5068                 summary_ignore_thread(summaryview);
5069 }
5070
5071 #if 0 /* OLD PROCESSING */
5072 static gboolean processing_apply_func(GNode *node, gpointer data)
5073 {
5074         FolderItem *item;
5075         GSList * processing;
5076         SummaryView * summaryview = (SummaryView *) data;
5077
5078         if (node == NULL)
5079                 return FALSE;
5080
5081         item = node->data;
5082         /* prevent from the warning */
5083         if (item->path == NULL)
5084                 return FALSE;
5085         processing = item->prefs->processing;
5086
5087
5088         if (processing != NULL) {
5089                 gchar * buf;
5090                 GSList * mlist;
5091                 GSList * cur;
5092
5093                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5094                 debug_print(buf);
5095                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5096                 g_free(buf);
5097
5098 /*
5099                 mlist = item->folder->get_msg_list(item->folder, item,
5100                                                    TRUE);
5101 */
5102                 mlist = folder_item_get_msg_list(item);
5103                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5104                         MsgInfo * msginfo;
5105
5106                         msginfo = (MsgInfo *) cur->data;
5107                         filter_message_by_msginfo(processing, msginfo, NULL);
5108                         procmsg_msginfo_free(msginfo);
5109                 }
5110
5111                 g_slist_free(mlist);
5112
5113                 STATUSBAR_POP(summaryview->mainwin);
5114         }
5115
5116
5117         return FALSE;
5118 }
5119
5120 void processing_apply(SummaryView * summaryview)
5121 {
5122         GList * cur;
5123
5124         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5125                 Folder *folder;
5126
5127                 folder = (Folder *) cur->data;
5128                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5129                                 processing_apply_func, summaryview);
5130         }
5131 }
5132 #endif
5133
5134 void summary_toggle_show_read_messages(SummaryView *summaryview)
5135 {
5136         if (summaryview->folder_item->hide_read_msgs)
5137                 summaryview->folder_item->hide_read_msgs = 0;
5138         else
5139                 summaryview->folder_item->hide_read_msgs = 1;
5140         summary_show(summaryview, summaryview->folder_item);
5141 }
5142
5143 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5144                                              guint action)
5145 {
5146         GtkWidget *widget;
5147
5148         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5149                                            "/View/Hide read messages");
5150         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5151                           GINT_TO_POINTER(1));
5152         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5153         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5154                           GINT_TO_POINTER(0));
5155 }
5156
5157 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5158 {
5159         GtkWidget *ctree = summaryview->ctree;
5160         GtkWidget *pixmap;
5161
5162         gtk_widget_destroy(summaryview->folder_pixmap);
5163
5164         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5165         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5166         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5167         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5168         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5169         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5170         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5171         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5172         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5173         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5174         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5175         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5176
5177         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5178         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5179         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5180         gtk_widget_show(pixmap);
5181         summaryview->folder_pixmap = pixmap;
5182
5183         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5184         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5185                               summaryview->quick_search_pixmap);
5186         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5187         gtk_widget_show(pixmap);
5188         summaryview->quick_search_pixmap = pixmap;
5189
5190         folderview_unselect(summaryview->folderview);
5191         folderview_select(summaryview->folderview, summaryview->folder_item);
5192         summary_set_column_titles(summaryview);
5193 }
5194
5195 /*
5196  * Harvest addresses for selected messages in summary view.
5197  */
5198 void summary_harvest_address(SummaryView *summaryview)
5199 {
5200         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5201         GList *cur;
5202         GList *msgList;
5203         MsgInfo *msginfo;
5204
5205         msgList = NULL;
5206         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5207                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5208                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5209         }
5210         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5211         g_list_free( msgList );
5212 }
5213
5214 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5215 {
5216         int err;
5217         gchar buf[BUFFSIZE];
5218         regex_t *preg = NULL;
5219
5220         preg = g_new0(regex_t, 1);
5221
5222         err = string_match_precompile(simplify_subject_regexp,
5223                                       preg, REG_EXTENDED);
5224         if (err) {
5225                 regerror(err, preg, buf, BUFFSIZE);
5226                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5227                 g_free(preg);
5228                 preg = NULL;
5229         }
5230
5231         return preg;
5232 }
5233
5234 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5235 {
5236         g_return_if_fail(summaryview != NULL);
5237         g_return_if_fail(item != NULL);
5238
5239         /* Subject simplification */
5240         if(summaryview->simplify_subject_preg) {
5241                 regfree(summaryview->simplify_subject_preg);
5242                 g_free(summaryview->simplify_subject_preg);
5243                 summaryview->simplify_subject_preg = NULL;
5244         }
5245         if(item->prefs && item->prefs->simplify_subject_regexp &&
5246            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5247                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5248
5249         /* Sorting */
5250         summaryview->sort_key = item->sort_key;
5251         summaryview->sort_type = item->sort_type;
5252
5253         /* Threading */
5254         summaryview->threaded = item->threaded;
5255         summaryview->thread_collapsed = item->thread_collapsed;
5256
5257         /* Scoring */
5258 #if 0
5259         if (global_scoring || item->prefs->scoring) {
5260                 summaryview->important_score = prefs_common.important_score;
5261                 if (item->prefs->important_score >
5262                     summaryview->important_score)
5263                         summaryview->important_score =
5264                                 item->prefs->important_score;
5265         }
5266 #endif
5267 }
5268
5269 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5270 {
5271         /* Sorting */
5272         item->sort_key = summaryview->sort_key;
5273         item->sort_type = summaryview->sort_type;
5274
5275         /* Threading */
5276         item->threaded = summaryview->threaded;
5277         item->thread_collapsed = summaryview->thread_collapsed;
5278 }
5279
5280 static gboolean summary_update_msg(gpointer source, gpointer data)
5281 {
5282         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5283         SummaryView *summaryview = (SummaryView *)data;
5284         GtkCTreeNode *node;
5285
5286         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5287         g_return_val_if_fail(summaryview != NULL, FALSE);
5288
5289         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5290                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5291
5292                 if (node)
5293                         summary_set_row_marks(summaryview, node);
5294         }
5295
5296         return FALSE;
5297 }
5298
5299 /*!
5300  *\brief        change summaryview to display your answer(s) to a message
5301  *
5302  *\param        summaryview The SummaryView ;)
5303  *\param        msginfo The message for which answers are searched
5304  *
5305  */
5306 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5307 {
5308         FolderItem *sent_folder = NULL;
5309         PrefsAccount *account = NULL;
5310         GtkCTreeNode *node = NULL;
5311         char *buf = NULL;
5312         if (msg == NULL || msg->msgid == NULL)
5313                 return;
5314
5315         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5316         if (account == NULL)
5317                 return;
5318         sent_folder = account_get_special_folder
5319                                 (account, F_OUTBOX);
5320
5321         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5322
5323         if (sent_folder != summaryview->folder_item) {
5324                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5325         }
5326
5327         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5328
5329         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5330         g_free(buf);
5331
5332         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5333         if (node)
5334                 summary_select_node(summaryview, node, TRUE, TRUE);
5335 }