src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 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 #include <unistd.h>
  48 #include <sys/stat.h>
  49 #include <regex.h>
  50
  51 #include "intl.h"
  52 #include "main.h"
  53 #include "menu.h"
  54 #include "mainwindow.h"
  55 #include "folderview.h"
  56 #include "summaryview.h"
  57 #include "messageview.h"
  58 #include "foldersel.h"
  59 #include "procmsg.h"
  60 #include "procheader.h"
  61 #include "sourcewindow.h"
  62 #include "prefs_common.h"
  63 #include "prefs_summary_column.h"
  64 #include "prefs_filter.h"
  65 #include "prefs_filtering.h"
  66 #include "account.h"
  67 #include "compose.h"
  68 #include "utils.h"
  69 #include "gtkutils.h"
  70 #include "stock_pixmap.h"
  71 #include "filesel.h"
  72 #include "alertpanel.h"
  73 #include "inputdialog.h"
  74 #include "statusbar.h"
  75 #include "filter.h"
  76 #include "folder.h"
  77 #include "colorlabel.h"
  78 #include "inc.h"
  79 #include "imap.h"
  80 #include "addressbook.h"
  81 #include "addr_compl.h"
  82 #include "scoring.h"
  83 #include "prefs_folder_item.h"
  84 #include "filtering.h"
  85 #include "string_match.h"
  86 #include "toolbar.h"
  87
  88 #define SUMMARY_COL_MARK_WIDTH          10
  89 #define SUMMARY_COL_UNREAD_WIDTH        13
  90 #define SUMMARY_COL_LOCKED_WIDTH        13
  91 #define SUMMARY_COL_MIME_WIDTH          11
  92
  93 static GdkFont *boldfont;
  94 static GdkFont *smallfont;
  95
  96 static GtkStyle *bold_style;
  97 static GtkStyle *bold_marked_style;
  98 static GtkStyle *bold_deleted_style;
  99 static GtkStyle *small_style;
 100 static GtkStyle *small_marked_style;
 101 static GtkStyle *small_deleted_style;
 102
 103 static GdkPixmap *markxpm;
 104 static GdkBitmap *markxpmmask;
 105 static GdkPixmap *deletedxpm;
 106 static GdkBitmap *deletedxpmmask;
 107
 108 static GdkPixmap *newxpm;
 109 static GdkBitmap *newxpmmask;
 110 static GdkPixmap *unreadxpm;
 111 static GdkBitmap *unreadxpmmask;
 112 static GdkPixmap *repliedxpm;
 113 static GdkBitmap *repliedxpmmask;
 114 static GdkPixmap *forwardedxpm;
 115 static GdkBitmap *forwardedxpmmask;
 116 static GdkPixmap *ignorethreadxpm;
 117 static GdkBitmap *ignorethreadxpmmask;
 118 static GdkPixmap *lockedxpm;
 119 static GdkBitmap *lockedxpmmask;
 120
 121 static GdkPixmap *clipxpm;
 122 static GdkBitmap *clipxpmmask;
 123 static GdkPixmap *keyxpm;
 124 static GdkBitmap *keyxpmmask;
 125 static GdkPixmap *clipkeyxpm;
 126 static GdkBitmap *clipkeyxpmmask;
 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_mark_row_as_read    (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row);
 193 static void summary_delete_row          (SummaryView            *summaryview,
 194                                          GtkCTreeNode           *row);
 195 static void summary_unmark_row          (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197 static void summary_move_row_to         (SummaryView            *summaryview,
 198                                          GtkCTreeNode           *row,
 199                                          FolderItem             *to_folder);
 200 static void summary_copy_row_to         (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row,
 202                                          FolderItem             *to_folder);
 203
 204 static void summary_delete_duplicated_func
 205                                         (GtkCTree               *ctree,
 206                                          GtkCTreeNode           *node,
 207                                          SummaryView            *summaryview);
 208
 209 static void summary_execute_move        (SummaryView            *summaryview);
 210 static void summary_execute_move_func   (GtkCTree               *ctree,
 211                                          GtkCTreeNode           *node,
 212                                          gpointer                data);
 213 static void summary_execute_copy        (SummaryView            *summaryview);
 214 static void summary_execute_copy_func   (GtkCTree               *ctree,
 215                                          GtkCTreeNode           *node,
 216                                          gpointer                data);
 217 static void summary_execute_delete      (SummaryView            *summaryview);
 218 static void summary_execute_delete_func (GtkCTree               *ctree,
 219                                          GtkCTreeNode           *node,
 220                                          gpointer                data);
 221
 222 static void summary_thread_init         (SummaryView            *summaryview);
 223 static void summary_ignore_thread       (SummaryView  *summaryview);
 224 static void summary_unignore_thread     (SummaryView *summaryview);
 225
 226 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 227 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 228                                                  GtkCTreeNode   *node,
 229                                                  gpointer        data);
 230
 231 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 232                               GSList * mlist);
 233
 234 #if 0
 235 void summary_processing(SummaryView *summaryview, GSList * mlist);
 236 #endif
 237 static void summary_filter_func         (GtkCTree               *ctree,
 238                                          GtkCTreeNode           *node,
 239                                          gpointer                data);
 240
 241 static void summary_colorlabel_menu_item_activate_cb
 242                                           (GtkWidget    *widget,
 243                                            gpointer      data);
 244 static void summary_colorlabel_menu_item_activate_item_cb
 245                                           (GtkMenuItem  *label_menu_item,
 246                                            gpointer      data);
 247 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 248
 249 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 250
 251 /* callback functions */
 252 static void summary_toggle_pressed      (GtkWidget              *eventbox,
 253                                          GdkEventButton         *event,
 254                                          SummaryView            *summaryview);
 255 static void summary_button_pressed      (GtkWidget              *ctree,
 256                                          GdkEventButton         *event,
 257                                          SummaryView            *summaryview);
 258 static void summary_button_released     (GtkWidget              *ctree,
 259                                          GdkEventButton         *event,
 260                                          SummaryView            *summaryview);
 261 static void summary_key_pressed         (GtkWidget              *ctree,
 262                                          GdkEventKey            *event,
 263                                          SummaryView            *summaryview);
 264 static void summary_open_row            (GtkSCTree              *sctree,
 265                                          SummaryView            *summaryview);
 266 static void summary_tree_expanded       (GtkCTree               *ctree,
 267                                          GtkCTreeNode           *node,
 268                                          SummaryView            *summaryview);
 269 static void summary_tree_collapsed      (GtkCTree               *ctree,
 270                                          GtkCTreeNode           *node,
 271                                          SummaryView            *summaryview);
 272 static void summary_selected            (GtkCTree               *ctree,
 273                                          GtkCTreeNode           *row,
 274                                          gint                    column,
 275                                          SummaryView            *summaryview);
 276 static void summary_col_resized         (GtkCList               *clist,
 277                                          gint                    column,
 278                                          gint                    width,
 279                                          SummaryView            *summaryview);
 280 static void summary_reply_cb            (SummaryView            *summaryview,
 281                                          guint                   action,
 282                                          GtkWidget              *widget);
 283 static void summary_execute_cb          (SummaryView            *summaryview,
 284                                          guint                   action,
 285                                          GtkWidget              *widget);
 286 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289
 290 static void summary_add_address_cb      (SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293 static void summary_create_filter_cb    (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296
 297 static void summary_mark_clicked        (GtkWidget              *button,
 298                                          SummaryView            *summaryview);
 299 static void summary_unread_clicked      (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_mime_clicked        (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_num_clicked         (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_score_clicked       (GtkWidget *button,
 306                                          SummaryView *summaryview);
 307 static void summary_size_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_date_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_from_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_subject_clicked     (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_score_clicked       (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_locked_clicked      (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319
 320 static void summary_start_drag          (GtkWidget        *widget,
 321                                          int button,
 322                                          GdkEvent *event,
 323                                          SummaryView      *summaryview);
 324 static void summary_drag_data_get       (GtkWidget        *widget,
 325                                          GdkDragContext   *drag_context,
 326                                          GtkSelectionData *selection_data,
 327                                          guint             info,
 328                                          guint             time,
 329                                          SummaryView      *summaryview);
 330
 331 /* custom compare functions for sorting */
 332
 333 static gint summary_cmp_by_mark         (GtkCList               *clist,
 334                                          gconstpointer           ptr1,
 335                                          gconstpointer           ptr2);
 336 static gint summary_cmp_by_unread       (GtkCList               *clist,
 337                                          gconstpointer           ptr1,
 338                                          gconstpointer           ptr2);
 339 static gint summary_cmp_by_mime         (GtkCList               *clist,
 340                                          gconstpointer           ptr1,
 341                                          gconstpointer           ptr2);
 342 static gint summary_cmp_by_num          (GtkCList               *clist,
 343                                          gconstpointer           ptr1,
 344                                          gconstpointer           ptr2);
 345 static gint summary_cmp_by_size         (GtkCList               *clist,
 346                                          gconstpointer           ptr1,
 347                                          gconstpointer           ptr2);
 348 static gint summary_cmp_by_date         (GtkCList               *clist,
 349                                          gconstpointer           ptr1,
 350                                          gconstpointer           ptr2);
 351 static gint summary_cmp_by_from         (GtkCList               *clist,
 352                                          gconstpointer           ptr1,
 353                                          gconstpointer           ptr2);
 354 static gint summary_cmp_by_subject      (GtkCList               *clist,
 355                                          gconstpointer           ptr1,
 356                                          gconstpointer           ptr2);
 357 static gint summary_cmp_by_simplified_subject
 358         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2);
 359 static gint summary_cmp_by_score        (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_locked       (GtkCList *clist,
 363                                          gconstpointer ptr1, gconstpointer ptr2);
 364 static gint summary_cmp_by_label        (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367
 368 static void news_flag_crosspost         (MsgInfo *msginfo);
 369
 370 GtkTargetEntry summary_drag_types[1] =
 371 {
 372         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 373 };
 374
 375 static GtkItemFactoryEntry summary_popup_entries[] =
 376 {
 377         {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 378         {N_("/Repl_y to sender"),       NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 379         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 380         {N_("/Reply to a_ll"),          NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 381         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 382         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 383         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 384         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 385         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 386         {N_("/Select _thread"),         NULL, summary_select_thread, 0, NULL},
 387         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
 388         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 389         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 390         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 391         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 392         {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
 393         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 394         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 395         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 396         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 397         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 398         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 399         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 400         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 401         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 402         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 403         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 404
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/Add sender to address boo_k"),
 407                                         NULL, summary_add_address_cb, 0, NULL},
 408         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 409         {N_("/Create f_ilter rule/_Automatically"),
 410                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 411         {N_("/Create f_ilter rule/by _From"),
 412                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 413         {N_("/Create f_ilter rule/by _To"),
 414                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 415         {N_("/Create f_ilter rule/by _Subject"),
 416                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 417         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 418         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 419         {N_("/_View/Open in new _window"),
 420                                         NULL, summary_open_msg, 0, NULL},
 421         {N_("/_View/_Source"),          NULL, summary_view_source, 0, NULL},
 422         {N_("/_View/All _header"),      NULL, summary_show_all_header_cb, 0, "<ToggleItem>"},
 423         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 424         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 425         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 426 };
 427
 428 static const gchar *const col_label[N_SUMMARY_COLS] = {
 429         N_("M"),        /* S_COL_MARK    */
 430         N_("U"),        /* S_COL_UNREAD  */
 431         "",             /* S_COL_MIME    */
 432         N_("Subject"),  /* S_COL_SUBJECT */
 433         N_("From"),     /* S_COL_FROM    */
 434         N_("Date"),     /* S_COL_DATE    */
 435         N_("Size"),     /* S_COL_SIZE    */
 436         N_("No."),      /* S_COL_NUMBER  */
 437         N_("Score"),    /* S_COL_SCORE   */
 438         N_("L")         /* S_COL_LOCKED  */
 439 };
 440
 441 SummaryView *summary_create(void)
 442 {
 443         SummaryView *summaryview;
 444         GtkWidget *vbox;
 445         GtkWidget *scrolledwin;
 446         GtkWidget *ctree;
 447         GtkWidget *hbox;
 448         GtkWidget *hbox_l;
 449         GtkWidget *statlabel_folder;
 450         GtkWidget *statlabel_select;
 451         GtkWidget *statlabel_msgs;
 452         GtkWidget *hbox_spc;
 453         GtkWidget *toggle_eventbox;
 454         GtkWidget *toggle_arrow;
 455         GtkWidget *popupmenu;
 456         GtkItemFactory *popupfactory;
 457         gint n_entries;
 458
 459         debug_print("Creating summary view...\n");
 460         summaryview = g_new0(SummaryView, 1);
 461
 462         vbox = gtk_vbox_new(FALSE, 2);
 463
 464         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 465         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 466                                        GTK_POLICY_AUTOMATIC,
 467                                        GTK_POLICY_ALWAYS);
 468         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 469         gtk_widget_set_usize(vbox,
 470                              prefs_common.summaryview_width,
 471                              prefs_common.summaryview_height);
 472
 473         ctree = summary_ctree_create(summaryview);
 474
 475         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 476                                             GTK_CLIST(ctree)->hadjustment);
 477         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 478                                             GTK_CLIST(ctree)->vadjustment);
 479         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 480
 481         /* create status label */
 482         hbox = gtk_hbox_new(FALSE, 0);
 483         gtk_box_pack_end(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 484
 485         hbox_l = gtk_hbox_new(FALSE, 0);
 486         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 487
 488         statlabel_folder = gtk_label_new("");
 489         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 490         statlabel_select = gtk_label_new("");
 491         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 492
 493         /* toggle view button */
 494         toggle_eventbox = gtk_event_box_new();
 495         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 496         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 497         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 498         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 499                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 500                            summaryview);
 501
 502         statlabel_msgs = gtk_label_new("");
 503         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 504
 505         hbox_spc = gtk_hbox_new(FALSE, 0);
 506         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 507
 508         /* create popup menu */
 509         n_entries = sizeof(summary_popup_entries) /
 510                 sizeof(summary_popup_entries[0]);
 511         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 512                                       "<SummaryView>", &popupfactory,
 513                                       summaryview);
 514
 515         summaryview->vbox = vbox;
 516         summaryview->scrolledwin = scrolledwin;
 517         summaryview->ctree = ctree;
 518         summaryview->hbox = hbox;
 519         summaryview->hbox_l = hbox_l;
 520         summaryview->statlabel_folder = statlabel_folder;
 521         summaryview->statlabel_select = statlabel_select;
 522         summaryview->statlabel_msgs = statlabel_msgs;
 523         summaryview->toggle_eventbox = toggle_eventbox;
 524         summaryview->toggle_arrow = toggle_arrow;
 525         summaryview->popupmenu = popupmenu;
 526         summaryview->popupfactory = popupfactory;
 527         summaryview->lock_count = 0;
 528
 529         /* CLAWS: need this to get the SummaryView * from
 530          * the CList */
 531         gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 532
 533         gtk_widget_show_all(vbox);
 534
 535         return summaryview;
 536 }
 537
 538 void summary_init(SummaryView *summaryview)
 539 {
 540         GtkStyle *style;
 541         GtkWidget *pixmap;
 542
 543         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 544                          &markxpm, &markxpmmask);
 545         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 546                          &deletedxpm, &deletedxpmmask);
 547         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 548                          &newxpm, &newxpmmask);
 549         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 550                          &unreadxpm, &unreadxpmmask);
 551         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 552                          &repliedxpm, &repliedxpmmask);
 553         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 554                          &forwardedxpm, &forwardedxpmmask);
 555         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 556                          &clipxpm, &clipxpmmask);
 557         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 558                          &lockedxpm, &lockedxpmmask);
 559         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 560                          &ignorethreadxpm, &ignorethreadxpmmask);
 561         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 562                          &clipkeyxpm, &clipkeyxpmmask);
 563         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 564                          &keyxpm, &keyxpmmask);
 565
 566         if (!small_style) {
 567                 small_style = gtk_style_copy
 568                         (gtk_widget_get_style(summaryview->ctree));
 569                 if (!smallfont)
 570                         smallfont = gdk_fontset_load(SMALL_FONT);
 571                 small_style->font = smallfont;
 572                 small_marked_style = gtk_style_copy(small_style);
 573                 small_marked_style->fg[GTK_STATE_NORMAL] =
 574                         summaryview->color_marked;
 575                 small_deleted_style = gtk_style_copy(small_style);
 576                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 577                         summaryview->color_dim;
 578         }
 579         if (!bold_style) {
 580                 bold_style = gtk_style_copy
 581                         (gtk_widget_get_style(summaryview->ctree));
 582                 if (!boldfont)
 583                         boldfont = gdk_fontset_load(BOLD_FONT);
 584                 bold_style->font = boldfont;
 585                 bold_marked_style = gtk_style_copy(bold_style);
 586                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 587                         summaryview->color_marked;
 588                 bold_deleted_style = gtk_style_copy(bold_style);
 589                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 590                         summaryview->color_dim;
 591         }
 592
 593         style = gtk_style_copy(gtk_widget_get_style
 594                                 (summaryview->statlabel_folder));
 595
 596         gtk_widget_set_style(summaryview->statlabel_folder, style);
 597         gtk_widget_set_style(summaryview->statlabel_select, style);
 598         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 599
 600         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 601         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 602         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 603         gtk_widget_show(pixmap);
 604         summaryview->folder_pixmap = pixmap;
 605
 606         /* Init Summaryview prefs */
 607         summaryview->simplify_subject_preg = NULL;
 608
 609         summary_clear_list(summaryview);
 610         summary_set_column_titles(summaryview);
 611         summary_colorlabel_menu_create(summaryview);
 612         summary_set_menu_sensitive(summaryview);
 613
 614 }
 615
 616 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 617                                                  GtkCTreeNode *current_node)
 618 {
 619         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 620         GtkCTreeNode *node;
 621         MsgInfo *msginfo;
 622         gint best_score = MIN_SCORE;
 623         GtkCTreeNode *best_node = NULL;
 624
 625         if (current_node)
 626                 /*node = current_node;*/
 627                 node = GTK_CTREE_NODE_NEXT(current_node);
 628         else
 629                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 630
 631         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 632                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 633                 if (msginfo->score >= summaryview->important_score)
 634                         break;
 635                 if (msginfo->score > best_score) {
 636                         best_score = msginfo->score;
 637                         best_node = node;
 638                 }
 639         }
 640
 641         if (node != NULL)
 642                 return node;
 643         else
 644                 return best_node;
 645 }
 646
 647 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 648                                                  GtkCTreeNode *current_node)
 649 {
 650         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 651         GtkCTreeNode *node;
 652         MsgInfo *msginfo;
 653         gint best_score = MIN_SCORE;
 654         GtkCTreeNode *best_node = NULL;
 655
 656         if (current_node)
 657                 /*node = current_node;*/
 658                 node = GTK_CTREE_NODE_PREV(current_node);
 659         else
 660                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 661
 662         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 663                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 664                 if (msginfo->score >= summaryview->important_score)
 665                         break;
 666                 if (msginfo->score > best_score) {
 667                         best_score = msginfo->score;
 668                         best_node = node;
 669                 }
 670         }
 671
 672         if (node != NULL)
 673                 return node;
 674         else
 675                 return best_node;
 676 }
 677
 678 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 679 {
 680         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 681         GtkCTreeNode *node;
 682         GSList *mlist = NULL;
 683         gchar *buf;
 684         gboolean is_refresh;
 685         guint selected_msgnum = 0;
 686         guint displayed_msgnum = 0;
 687         GSList *cur;
 688
 689         if (summary_is_locked(summaryview)) return FALSE;
 690
 691         inc_lock();
 692         summary_lock(summaryview);
 693
 694         STATUSBAR_POP(summaryview->mainwin);
 695
 696         is_refresh = (!prefs_common.open_inbox_on_inc &&
 697                       item == summaryview->folder_item) ? TRUE : FALSE;
 698         if (is_refresh) {
 699                 selected_msgnum = summary_get_msgnum(summaryview,
 700                                                      summaryview->selected);
 701                 displayed_msgnum = summary_get_msgnum(summaryview,
 702                                                       summaryview->displayed);
 703         }
 704
 705         /* process the marks if any */
 706         if (summaryview->mainwin->lock_count == 0 &&
 707             (summaryview->moved > 0 || summaryview->copied > 0)) {
 708                 AlertValue val;
 709
 710                 val = alertpanel(_("Process mark"),
 711                                  _("Some marks are left. Process it?"),
 712                                  _("Yes"), _("No"), _("Cancel"));
 713                 if (G_ALERTDEFAULT == val) {
 714                         summary_unlock(summaryview);
 715                         summary_execute(summaryview);
 716                         summary_lock(summaryview);
 717                 } else if (G_ALERTALTERNATE == val) {
 718                         /* DO NOTHING */
 719                 } else {
 720                         summary_unlock(summaryview);
 721                         inc_unlock();
 722                         return FALSE;
 723                 }
 724                 folder_update_op_count();
 725         }
 726
 727         gtk_clist_freeze(GTK_CLIST(ctree));
 728
 729         summary_clear_list(summaryview);
 730         summary_set_column_titles(summaryview);
 731         if (!is_refresh)
 732                 messageview_clear(summaryview->messageview);
 733
 734         buf = NULL;
 735         if (!item || !item->path || !item->parent || item->no_select ||
 736             (item->folder->type == F_MH &&
 737              ((buf = folder_item_get_path(item)) == NULL ||
 738               change_dir(buf) < 0))) {
 739                 g_free(buf);
 740                 debug_print("empty folder\n\n");
 741                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 742                 if (is_refresh)
 743                         messageview_clear(summaryview->messageview);
 744                 summary_clear_all(summaryview);
 745                 summaryview->folder_item = item;
 746                 gtk_clist_thaw(GTK_CLIST(ctree));
 747                 summary_unlock(summaryview);
 748                 inc_unlock();
 749                 return TRUE;
 750         }
 751         g_free(buf);
 752
 753         summaryview->folder_item = item;
 754         item->opened = TRUE;
 755
 756         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 757
 758         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 759         debug_print("%s\n", buf);
 760         STATUSBAR_PUSH(summaryview->mainwin, buf);
 761         g_free(buf);
 762
 763         main_window_cursor_wait(summaryview->mainwin);
 764
 765 /*
 766         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 767
 768         !!! NEW !!!
 769         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 770         BY OTHER PROGRAMS TO THE FOLDER
 771 */
 772         mlist = folder_item_get_msg_list(item);
 773 #if 0
 774         summary_processing(summaryview, mlist);
 775 #endif
 776         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 777                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 778
 779                 msginfo->score = score_message(global_scoring, msginfo);
 780                 if (msginfo->score != MAX_SCORE &&
 781                     msginfo->score != MIN_SCORE) {
 782                         msginfo->score += score_message(item->prefs->scoring,
 783                                                         msginfo);
 784                 }
 785         }
 786
 787         if (summaryview->folder_item->hide_read_msgs) {
 788                 GSList *not_killed;
 789
 790                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 791                 not_killed = NULL;
 792                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 793                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 794
 795                         if ((MSG_IS_UNREAD(msginfo->flags)
 796                              || MSG_IS_MARKED(msginfo->flags)
 797                              || MSG_IS_LOCKED(msginfo->flags))
 798                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 799                             not_killed = g_slist_append(not_killed, msginfo);
 800                         else
 801                                 procmsg_msginfo_free(msginfo);
 802                 }
 803                 g_slist_free(mlist);
 804                 mlist = not_killed;
 805         } else {
 806                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 807         }
 808
 809         if ((global_scoring || item->prefs->scoring)) {
 810                 GSList *not_killed;
 811                 gint kill_score;
 812
 813                 not_killed = NULL;
 814                 kill_score = prefs_common.kill_score;
 815                 if (item->prefs->kill_score > kill_score)
 816                         kill_score = item->prefs->kill_score;
 817                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 818                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 819
 820                         if (msginfo->score > kill_score)
 821                                 not_killed = g_slist_append(not_killed, msginfo);
 822                         else
 823                                 procmsg_msginfo_free(msginfo);
 824                 }
 825                 g_slist_free(mlist);
 826                 mlist = not_killed;
 827         }
 828
 829         STATUSBAR_POP(summaryview->mainwin);
 830
 831         /* set ctree and hash table from the msginfo list
 832            creating thread, and count the number of messages */
 833         summary_set_ctree_from_list(summaryview, mlist);
 834
 835         g_slist_free(mlist);
 836
 837         folderview_update_msg_num(summaryview->folderview,
 838                                   summaryview->folderview->opened);
 839
 840         if (item->sort_key != SORT_BY_NONE)
 841                 summary_sort(summaryview, item->sort_key, item->sort_type);
 842
 843         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
 844
 845         gtk_clist_thaw(GTK_CLIST(ctree));
 846
 847         if (is_refresh) {
 848                 summaryview->displayed =
 849                         summary_find_msg_by_msgnum(summaryview,
 850                                                    displayed_msgnum);
 851                 if (!summaryview->displayed)
 852                         messageview_clear(summaryview->messageview);
 853                 summary_select_by_msgnum(summaryview, selected_msgnum);
 854                 if (!summaryview->selected) {
 855                         /* no selected message - select first unread
 856                            message, but do not display it */
 857                         node = summary_find_next_flagged_msg(summaryview, NULL,
 858                                                              MSG_UNREAD, FALSE);
 859                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 860                                 node = gtk_ctree_node_nth
 861                                         (ctree,
 862                                          item->sort_type == SORT_DESCENDING
 863                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 864                         summary_select_node(summaryview, node, FALSE, TRUE);
 865                 }
 866         } else {
 867                 /* select first unread message */
 868                 if (item->sort_key == SORT_BY_SCORE)
 869                         node = summary_find_next_important_score(summaryview,
 870                                                                  NULL);
 871                 else
 872                 node = summary_find_next_flagged_msg(summaryview, NULL,
 873                                                      MSG_UNREAD, FALSE);
 874                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 875                         node = gtk_ctree_node_nth
 876                                 (ctree,
 877                                  item->sort_type == SORT_DESCENDING
 878                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
 879                 }
 880                 if (prefs_common.open_unread_on_enter) {
 881                         summary_unlock(summaryview);
 882                         summary_select_node(summaryview, node, TRUE, TRUE);
 883                         summary_lock(summaryview);
 884                 } else
 885                         summary_select_node(summaryview, node, FALSE, TRUE);
 886         }
 887
 888         summary_status_show(summaryview);
 889         summary_set_menu_sensitive(summaryview);
 890         toolbar_set_sensitive(summaryview->mainwin);
 891
 892         debug_print("\n");
 893         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
 894
 895         main_window_cursor_normal(summaryview->mainwin);
 896         summary_unlock(summaryview);
 897         inc_unlock();
 898
 899         return TRUE;
 900 }
 901
 902 void summary_clear_list(SummaryView *summaryview)
 903 {
 904         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 905         gint optimal_width;
 906
 907         gtk_clist_freeze(clist);
 908
 909         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
 910                                 NULL, summary_free_msginfo_func, NULL);
 911
 912         if (summaryview->folder_item) {
 913                 summaryview->folder_item->opened = FALSE;
 914                 summaryview->folder_item = NULL;
 915         }
 916
 917         summaryview->display_msg = FALSE;
 918
 919         summaryview->selected  = NULL;
 920         summaryview->displayed = NULL;
 921         summaryview->newmsgs   = summaryview->unread     = 0;
 922         summaryview->messages  = summaryview->total_size = 0;
 923         summaryview->deleted   = summaryview->moved      = 0;
 924         summaryview->copied    = 0;
 925         if (summaryview->msgid_table) {
 926                 g_hash_table_destroy(summaryview->msgid_table);
 927                 summaryview->msgid_table = NULL;
 928         }
 929         if (summaryview->subject_table) {
 930                 g_hash_table_destroy(summaryview->subject_table);
 931                 summaryview->subject_table = NULL;
 932         }
 933         summaryview->mlist = NULL;
 934         if (summaryview->folder_table) {
 935                 g_hash_table_destroy(summaryview->folder_table);
 936                 summaryview->folder_table = NULL;
 937         }
 938
 939         gtk_clist_clear(clist);
 940         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
 941                 optimal_width = gtk_clist_optimal_column_width
 942                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
 943                 gtk_clist_set_column_width
 944                         (clist, summaryview->col_pos[S_COL_SUBJECT],
 945                          optimal_width);
 946         }
 947
 948         gtk_clist_thaw(clist);
 949 }
 950
 951 void summary_clear_all(SummaryView *summaryview)
 952 {
 953         summary_clear_list(summaryview);
 954         summary_set_menu_sensitive(summaryview);
 955         toolbar_set_sensitive(summaryview->mainwin);
 956         summary_status_show(summaryview);
 957 }
 958
 959 void summary_lock(SummaryView *summaryview)
 960 {
 961         summaryview->lock_count++;
 962 }
 963
 964 void summary_unlock(SummaryView *summaryview)
 965 {
 966         if (summaryview->lock_count)
 967                 summaryview->lock_count--;
 968 }
 969
 970 gboolean summary_is_locked(SummaryView *summaryview)
 971 {
 972         return summaryview->lock_count > 0;
 973 }
 974
 975 SummarySelection summary_get_selection_type(SummaryView *summaryview)
 976 {
 977         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 978         SummarySelection selection;
 979
 980         if (!clist->row_list)
 981                 selection = SUMMARY_NONE;
 982         else if (!clist->selection)
 983                 selection = SUMMARY_SELECTED_NONE;
 984         else if (!clist->selection->next)
 985                 selection = SUMMARY_SELECTED_SINGLE;
 986         else
 987                 selection = SUMMARY_SELECTED_MULTIPLE;
 988
 989         return selection;
 990 }
 991
 992 static void summary_set_menu_sensitive(SummaryView *summaryview)
 993 {
 994         GtkItemFactory *ifactory = summaryview->popupfactory;
 995         SummarySelection selection;
 996         GtkWidget *menuitem;
 997         gboolean sens;
 998
 999         selection = summary_get_selection_type(summaryview);
1000         main_window_set_menu_sensitive(summaryview->mainwin);
1001
1002         if (selection == SUMMARY_NONE) {
1003                 GtkWidget *submenu;
1004
1005                 submenu = gtk_item_factory_get_widget
1006                         (summaryview->popupfactory, "/Mark");
1007                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
1008                 menu_set_insensitive_all
1009                         (GTK_MENU_SHELL(summaryview->popupmenu));
1010                 return;
1011         }
1012
1013         if (summaryview->folder_item->folder->type != F_NEWS)
1014                 menu_set_sensitive(ifactory, "/Move...", TRUE);
1015         else
1016                 menu_set_sensitive(ifactory, "/Move...", FALSE);
1017
1018         menu_set_sensitive(ifactory, "/Delete", TRUE);
1019         menu_set_sensitive(ifactory, "/Select all", TRUE);
1020         menu_set_sensitive(ifactory, "/Copy...", TRUE);
1021         menu_set_sensitive(ifactory, "/Execute", TRUE);
1022
1023         menu_set_sensitive(ifactory, "/Mark", TRUE);
1024         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
1025         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
1026
1027         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
1028         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
1029         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1030         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1031         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1032
1033         menu_set_sensitive(ifactory, "/Color label", TRUE);
1034
1035         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1036         menu_set_sensitive(ifactory, "/Reply",                    sens);
1037         menu_set_sensitive(ifactory, "/Reply to sender",          sens);
1038         menu_set_sensitive(ifactory, "/Reply to all",             sens);
1039         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1040         menu_set_sensitive(ifactory, "/Redirect",                 sens);
1041
1042         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1043         menu_set_sensitive(ifactory, "/Create filter rule",         sens);
1044
1045         menu_set_sensitive(ifactory, "/View", sens);
1046         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1047         menu_set_sensitive(ifactory, "/View/Source", sens);
1048         menu_set_sensitive(ifactory, "/View/All header", sens);
1049         if (summaryview->folder_item->stype == F_OUTBOX ||
1050             summaryview->folder_item->stype == F_DRAFT  ||
1051             summaryview->folder_item->stype == F_QUEUE)
1052                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1053         else
1054                 menu_set_sensitive(ifactory, "/Re-edit", FALSE);
1055
1056         menu_set_sensitive(ifactory, "/Select thread", sens);
1057         menu_set_sensitive(ifactory, "/Save as...", sens);
1058         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1059
1060         if (summaryview->folder_item->folder->account)
1061                 sens = summaryview->folder_item->folder->account->protocol
1062                         == A_NNTP;
1063         else
1064                 sens = FALSE;
1065         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1066         summary_lock(summaryview);
1067         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1068         gtk_check_menu_item_set_active
1069                 (GTK_CHECK_MENU_ITEM(menuitem),
1070                  summaryview->messageview->textview->show_all_headers);
1071         summary_unlock(summaryview);
1072 }
1073
1074 void summary_select_prev_unread(SummaryView *summaryview)
1075 {
1076         GtkCTreeNode *node;
1077
1078         node = summary_find_prev_flagged_msg
1079                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1080
1081         if (!node) {
1082                 AlertValue val = 0;
1083
1084                 switch (prefs_common.next_unread_msg_dialog) {
1085                         case NEXTUNREADMSGDIALOG_ALWAYS:
1086                                 val = alertpanel(_("No more unread messages"),
1087                                                  _("No unread message found. "
1088                                                    "Search from the end?"),
1089                                                  _("Yes"), _("No"), NULL);
1090                                 break;
1091                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1092                                 val = G_ALERTDEFAULT;
1093                                 break;
1094                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1095                                 val = !G_ALERTDEFAULT;
1096                                 break;
1097                         default:
1098                                 debug_print(
1099                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1100                 }
1101                 if (val != G_ALERTDEFAULT) return;
1102                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1103                                                      MSG_UNREAD, FALSE);
1104         }
1105
1106         if (!node)
1107                 alertpanel_notice(_("No unread messages."));
1108         else
1109                 summary_select_node(summaryview, node, TRUE, FALSE);
1110 }
1111
1112 void summary_select_next_unread(SummaryView *summaryview)
1113 {
1114         GtkCTreeNode *node = summaryview->selected;
1115         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1116
1117         node = summary_find_next_flagged_msg
1118                 (summaryview, node, MSG_UNREAD, FALSE);
1119
1120         if (node)
1121                 summary_select_node(summaryview, node, TRUE, FALSE);
1122         else {
1123                 node = summary_find_next_flagged_msg
1124                         (summaryview, NULL, MSG_UNREAD, FALSE);
1125                 if (node == NULL) {
1126                         AlertValue val = 0;
1127
1128                         switch (prefs_common.next_unread_msg_dialog) {
1129                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1130                                         val = alertpanel(_("No more unread messages"),
1131                                                          _("No unread message found. "
1132                                                            "Go to next folder?"),
1133                                                          _("Yes"), _("No"), NULL);
1134                                         break;
1135                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1136                                         val = G_ALERTDEFAULT;
1137                                         break;
1138                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1139                                         val = G_ALERTOTHER;
1140                                         break;
1141                                 default:
1142                                         debug_print(
1143                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1144                         }
1145
1146                         if (val == G_ALERTDEFAULT) {
1147                                 if (gtk_signal_n_emissions_by_name
1148                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1149                                                 gtk_signal_emit_stop_by_name
1150                                                         (GTK_OBJECT(ctree),
1151                                                          "key_press_event");
1152                                 folderview_select_next_unread(summaryview->folderview);
1153                                 return;
1154                         }
1155                         else
1156                                 return;
1157                 } else
1158                         summary_select_node(summaryview, node, TRUE, FALSE);
1159
1160         }
1161 }
1162
1163 void summary_select_prev_new(SummaryView *summaryview)
1164 {
1165         GtkCTreeNode *node;
1166
1167         node = summary_find_prev_flagged_msg
1168                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1169
1170         if (!node) {
1171                 AlertValue val;
1172
1173                 val = alertpanel(_("No more new messages"),
1174                                  _("No new message found. "
1175                                    "Search from the end?"),
1176                                  _("Yes"), _("No"), NULL);
1177                 if (val != G_ALERTDEFAULT) return;
1178                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1179                                                      MSG_NEW, FALSE);
1180         }
1181
1182         if (!node)
1183                 alertpanel_notice(_("No new messages."));
1184         else
1185                 summary_select_node(summaryview, node, TRUE, FALSE);
1186 }
1187
1188 void summary_select_next_new(SummaryView *summaryview)
1189 {
1190         GtkCTreeNode *node = summaryview->selected;
1191         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1192
1193         while ((node = summary_find_next_flagged_msg
1194                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1195                 AlertValue val;
1196
1197                 val = alertpanel(_("No more new messages"),
1198                                  _("No new message found. "
1199                                    "Go to next folder?"),
1200                                  _("Yes"), _("Search again"), _("No"));
1201                 if (val == G_ALERTDEFAULT) {
1202                         if (gtk_signal_n_emissions_by_name
1203                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1204                                         gtk_signal_emit_stop_by_name
1205                                                 (GTK_OBJECT(ctree),
1206                                                  "key_press_event");
1207                         folderview_select_next_unread(summaryview->folderview);
1208                         return;
1209                 } else if (val == G_ALERTALTERNATE)
1210                         node = NULL;
1211                 else
1212                         return;
1213         }
1214
1215         if (node)
1216                 summary_select_node(summaryview, node, TRUE, FALSE);
1217 }
1218
1219 void summary_select_prev_marked(SummaryView *summaryview)
1220 {
1221         GtkCTreeNode *node;
1222
1223         node = summary_find_prev_flagged_msg
1224                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1225
1226         if (!node) {
1227                 AlertValue val;
1228
1229                 val = alertpanel(_("No more marked messages"),
1230                                  _("No marked message found. "
1231                                    "Search from the end?"),
1232                                  _("Yes"), _("No"), NULL);
1233                 if (val != G_ALERTDEFAULT) return;
1234                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1235                                                      MSG_MARKED, TRUE);
1236         }
1237
1238         if (!node)
1239                 alertpanel_notice(_("No marked messages."));
1240         else
1241                 summary_select_node(summaryview, node, TRUE, FALSE);
1242 }
1243
1244 void summary_select_next_marked(SummaryView *summaryview)
1245 {
1246         GtkCTreeNode *node;
1247
1248         node = summary_find_next_flagged_msg
1249                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1250
1251         if (!node) {
1252                 AlertValue val;
1253
1254                 val = alertpanel(_("No more marked messages"),
1255                                  _("No marked message found. "
1256                                    "Search from the beginning?"),
1257                                  _("Yes"), _("No"), NULL);
1258                 if (val != G_ALERTDEFAULT) return;
1259                 node = summary_find_next_flagged_msg(summaryview, NULL,
1260                                                      MSG_MARKED, TRUE);
1261         }
1262
1263         if (!node)
1264                 alertpanel_notice(_("No marked messages."));
1265         else
1266                 summary_select_node(summaryview, node, TRUE, FALSE);
1267 }
1268
1269 void summary_select_prev_labeled(SummaryView *summaryview)
1270 {
1271         GtkCTreeNode *node;
1272
1273         node = summary_find_prev_flagged_msg
1274                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1275
1276         if (!node) {
1277                 AlertValue val;
1278
1279                 val = alertpanel(_("No more labeled messages"),
1280                                  _("No labeled message found. "
1281                                    "Search from the end?"),
1282                                  _("Yes"), _("No"), NULL);
1283                 if (val != G_ALERTDEFAULT) return;
1284                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1285                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1286         }
1287
1288         if (!node)
1289                 alertpanel_notice(_("No labeled messages."));
1290         else
1291                 summary_select_node(summaryview, node, TRUE, FALSE);
1292 }
1293
1294 void summary_select_next_labeled(SummaryView *summaryview)
1295 {
1296         GtkCTreeNode *node;
1297
1298         node = summary_find_next_flagged_msg
1299                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1300
1301         if (!node) {
1302                 AlertValue val;
1303
1304                 val = alertpanel(_("No more labeled messages"),
1305                                  _("No labeled message found. "
1306                                    "Search from the beginning?"),
1307                                  _("Yes"), _("No"), NULL);
1308                 if (val != G_ALERTDEFAULT) return;
1309                 node = summary_find_next_flagged_msg(summaryview, NULL,
1310                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1311         }
1312
1313         if (!node)
1314                 alertpanel_notice(_("No labeled messages."));
1315         else
1316                 summary_select_node(summaryview, node, TRUE, FALSE);
1317 }
1318
1319 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1320 {
1321         GtkCTreeNode *node;
1322
1323         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1324         summary_select_node(summaryview, node, FALSE, TRUE);
1325 }
1326
1327 /**
1328  * summary_select_node:
1329  * @summaryview: Summary view.
1330  * @node: Summary tree node.
1331  * @display_msg: TRUE to display the selected message.
1332  * @do_refresh: TRUE to refresh the widget.
1333  *
1334  * Select @node (bringing it into view by scrolling and expanding its
1335  * thread, if necessary) and unselect all others.  If @display_msg is
1336  * TRUE, display the corresponding message in the message view.
1337  * If @do_refresh is TRUE, the widget is refreshed.
1338  **/
1339 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1340                          gboolean display_msg, gboolean do_refresh)
1341 {
1342         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1343
1344         if (node) {
1345                 gtkut_ctree_expand_parent_all(ctree, node);
1346                 if (do_refresh) {
1347                         GTK_EVENTS_FLUSH();
1348                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1349                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1350                 }
1351                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1352                 if (display_msg && summaryview->displayed == node)
1353                         summaryview->displayed = NULL;
1354                 summaryview->display_msg = display_msg;
1355                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1356         }
1357 }
1358
1359 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1360 {
1361         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1362         MsgInfo *msginfo;
1363
1364         if (!node)
1365                 return 0;
1366         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1367         return msginfo->msgnum;
1368 }
1369
1370 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1371                                            GtkCTreeNode *current_node)
1372 {
1373         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1374         GtkCTreeNode *node;
1375         MsgInfo *msginfo;
1376
1377         if (current_node)
1378                 node = current_node;
1379         else
1380                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1381
1382         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1383                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1384                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1385         }
1386
1387         return node;
1388 }
1389
1390 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1391                                            GtkCTreeNode *current_node)
1392 {
1393         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1394         GtkCTreeNode *node;
1395         MsgInfo *msginfo;
1396
1397         if (current_node)
1398                 node = current_node;
1399         else
1400                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1401
1402         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1403                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1404                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1405         }
1406
1407         return node;
1408 }
1409
1410 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1411                                                    GtkCTreeNode *current_node,
1412                                                    MsgPermFlags flags,
1413                                                    gboolean start_from_prev)
1414 {
1415         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1416         GtkCTreeNode *node;
1417         MsgInfo *msginfo;
1418
1419         if (current_node) {
1420                 if (start_from_prev)
1421                         node = GTK_CTREE_NODE_PREV(current_node);
1422                 else
1423                         node = current_node;
1424         } else
1425                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1426
1427         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1428                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1429                 if ((msginfo->flags.perm_flags & flags) != 0) break;
1430         }
1431
1432         return node;
1433 }
1434
1435 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1436                                                    GtkCTreeNode *current_node,
1437                                                    MsgPermFlags flags,
1438                                                    gboolean start_from_next)
1439 {
1440         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1441         GtkCTreeNode *node;
1442         MsgInfo *msginfo;
1443
1444         if (current_node) {
1445                 if (start_from_next)
1446                         node = gtkut_ctree_node_next(ctree, current_node);
1447                 else
1448                         node = current_node;
1449         } else
1450                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1451
1452         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1453                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1454                 /* Find msg with matching flags but ignore messages with
1455                    ignore flags, if searching for new or unread messages */
1456                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1457                         ((msginfo->flags.perm_flags & flags) != 0))
1458                         break;
1459         }
1460
1461         return node;
1462 }
1463
1464 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1465                                                 guint msgnum)
1466 {
1467         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1468         GtkCTreeNode *node;
1469         MsgInfo *msginfo;
1470
1471         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1472
1473         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1474                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1475                 if (msginfo->msgnum == msgnum) break;
1476         }
1477
1478         return node;
1479 }
1480
1481 static guint attract_hash_func(gconstpointer key)
1482 {
1483         gchar *str;
1484         gchar *p;
1485         guint h;
1486
1487         Xstrdup_a(str, (const gchar *)key, return 0);
1488         trim_subject(str);
1489
1490         p = str;
1491         h = *p;
1492
1493         if (h) {
1494                 for (p += 1; *p != '\0'; p++)
1495                         h = (h << 5) - h + *p;
1496         }
1497
1498         return h;
1499 }
1500
1501 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1502 {
1503         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1504 }
1505
1506 void summary_attract_by_subject(SummaryView *summaryview)
1507 {
1508         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1509         GtkCList *clist = GTK_CLIST(ctree);
1510         GtkCTreeNode *src_node;
1511         GtkCTreeNode *dst_node, *sibling;
1512         GtkCTreeNode *tmp;
1513         MsgInfo *src_msginfo, *dst_msginfo;
1514         GHashTable *subject_table;
1515
1516         debug_print("Attracting messages by subject...");
1517         STATUSBAR_PUSH(summaryview->mainwin,
1518                        _("Attracting messages by subject..."));
1519
1520         main_window_cursor_wait(summaryview->mainwin);
1521         gtk_clist_freeze(clist);
1522
1523         subject_table = g_hash_table_new(attract_hash_func,
1524                                          attract_compare_func);
1525
1526         for (src_node = GTK_CTREE_NODE(clist->row_list);
1527              src_node != NULL;
1528              src_node = tmp) {
1529                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1530                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1531                 if (!src_msginfo) continue;
1532                 if (!src_msginfo->subject) continue;
1533
1534                 /* find attracting node */
1535                 dst_node = g_hash_table_lookup(subject_table,
1536                                                src_msginfo->subject);
1537
1538                 if (dst_node) {
1539                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1540
1541                         /* if the time difference is more than 20 days,
1542                            don't attract */
1543                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1544                             > 60 * 60 * 24 * 20)
1545                                 continue;
1546
1547                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1548                         if (src_node != sibling)
1549                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1550                 }
1551
1552                 g_hash_table_insert(subject_table,
1553                                     src_msginfo->subject, src_node);
1554         }
1555
1556         g_hash_table_destroy(subject_table);
1557
1558         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1559
1560         gtk_clist_thaw(clist);
1561
1562         debug_print("done.\n");
1563         STATUSBAR_POP(summaryview->mainwin);
1564
1565         main_window_cursor_normal(summaryview->mainwin);
1566 }
1567
1568 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1569                                       gpointer data)
1570 {
1571         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1572
1573         if (msginfo)
1574                 procmsg_msginfo_free(msginfo);
1575 }
1576
1577 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1578                                    gpointer data)
1579 {
1580         SummaryView *summaryview = data;
1581         MsgInfo *msginfo;
1582
1583         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1584
1585         if (MSG_IS_NEWS(msginfo->flags))
1586                 news_flag_crosspost(msginfo);
1587
1588         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1589                 summaryview->newmsgs++;
1590         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1591                 summaryview->unread++;
1592         if (MSG_IS_DELETED(msginfo->flags))
1593                 summaryview->deleted++;
1594
1595         summaryview->messages++;
1596         summaryview->total_size += msginfo->size;
1597
1598         summary_set_row_marks(summaryview, node);
1599 }
1600
1601 static void summary_update_status(SummaryView *summaryview)
1602 {
1603         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1604         GtkCTreeNode *node;
1605         MsgInfo *msginfo;
1606
1607         summaryview->newmsgs = summaryview->unread =
1608         summaryview->messages = summaryview->total_size =
1609         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1610
1611         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1612              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1613                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1614
1615                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1616                         summaryview->newmsgs++;
1617                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1618                         summaryview->unread++;
1619                 if (MSG_IS_DELETED(msginfo->flags))
1620                         summaryview->deleted++;
1621                 if (MSG_IS_MOVE(msginfo->flags))
1622                         summaryview->moved++;
1623                 if (MSG_IS_COPY(msginfo->flags))
1624                         summaryview->copied++;
1625                 summaryview->messages++;
1626                 summaryview->total_size += msginfo->size;
1627         }
1628 }
1629
1630 static void summary_status_show(SummaryView *summaryview)
1631 {
1632         gchar *str;
1633         gchar *del, *mv, *cp;
1634         gchar *sel;
1635         gchar *spc;
1636         gchar *itstr;
1637         GList *rowlist, *cur;
1638         guint n_selected = 0;
1639         off_t sel_size = 0;
1640         MsgInfo *msginfo;
1641
1642         if (!summaryview->folder_item) {
1643                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1644                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1645                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1646                 return;
1647         }
1648
1649         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1650         for (cur = rowlist; cur != NULL; cur = cur->next) {
1651                 msginfo = gtk_ctree_node_get_row_data
1652                         (GTK_CTREE(summaryview->ctree),
1653                          GTK_CTREE_NODE(cur->data));
1654                 sel_size += msginfo->size;
1655                 n_selected++;
1656         }
1657
1658         if (summaryview->folder_item->folder->type == F_NEWS &&
1659             prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
1660                 gchar *group;
1661                 group = get_abbrev_newsgroup_name
1662                         (g_basename(summaryview->folder_item->path));
1663                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
1664                 g_free(group);
1665         } else {
1666                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1667                               summaryview->folder_item->path);
1668         }
1669
1670         if (summaryview->deleted)
1671                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1672         else
1673                 del = g_strdup("");
1674         if (summaryview->moved)
1675                 mv = g_strdup_printf(_("%s%d moved"),
1676                                      summaryview->deleted ? _(", ") : "",
1677                                      summaryview->moved);
1678         else
1679                 mv = g_strdup("");
1680         if (summaryview->copied)
1681                 cp = g_strdup_printf(_("%s%d copied"),
1682                                      summaryview->deleted ||
1683                                      summaryview->moved ? _(", ") : "",
1684                                      summaryview->copied);
1685         else
1686                 cp = g_strdup("");
1687
1688         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1689                 spc = "    ";
1690         else
1691                 spc = "";
1692
1693         if (n_selected) {
1694                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1695                 if (n_selected == 1)
1696                         itstr = g_strdup(_(" item selected"));
1697                 else
1698                         itstr = g_strdup(_(" items selected"));
1699         } else {
1700                 sel = g_strdup("");
1701                 itstr = g_strdup("");
1702         }
1703
1704         str = g_strconcat(n_selected ? itos(n_selected) : "",
1705                                         itstr, sel, spc, del, mv, cp, NULL);
1706         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1707         g_free(str);
1708         g_free(sel);
1709         g_free(del);
1710         g_free(mv);
1711         g_free(cp);
1712         g_free(itstr);
1713
1714         if (FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1715                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1716                                       summaryview->newmsgs,
1717                                       summaryview->unread,
1718                                       summaryview->messages,
1719                                       to_human_readable(summaryview->total_size));
1720         } else {
1721                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1722                                       summaryview->newmsgs,
1723                                       summaryview->unread,
1724                                       summaryview->messages);
1725         }
1726         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1727         g_free(str);
1728 }
1729
1730 static void summary_set_column_titles(SummaryView *summaryview)
1731 {
1732         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1733         GtkWidget *hbox;
1734         GtkWidget *label;
1735         GtkWidget *arrow;
1736         gint pos;
1737         const gchar *title;
1738         SummaryColumnType type;
1739         gboolean single_char;
1740         GtkJustification justify;
1741         FolderItem *item = summaryview->folder_item;
1742
1743         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1744                 SORT_BY_MARK,
1745                 SORT_BY_UNREAD,
1746                 SORT_BY_MIME,
1747                 SORT_BY_SUBJECT,
1748                 SORT_BY_FROM,
1749                 SORT_BY_DATE,
1750                 SORT_BY_SIZE,
1751                 SORT_BY_NUMBER,
1752                 SORT_BY_SCORE,
1753                 SORT_BY_LOCKED
1754         };
1755
1756         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1757                 type = summaryview->col_state[pos].type;
1758
1759                 /* CLAWS: mime and unread are single char headers */
1760                 single_char = (type == S_COL_MIME || type == S_COL_UNREAD);
1761                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1762                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1763
1764                 switch (type) {
1765                 case S_COL_SUBJECT:
1766                 case S_COL_FROM:
1767                 case S_COL_DATE:
1768                 case S_COL_NUMBER:
1769                         if (prefs_common.trans_hdr)
1770                                 title = gettext(col_label[type]);
1771                         else
1772                                 title = col_label[type];
1773                         break;
1774                 /* CLAWS: dummies for mark and locked headers */
1775                 case S_COL_MARK:
1776                 case S_COL_LOCKED:
1777                         title = "";
1778                         break;
1779                 default:
1780                         title = gettext(col_label[type]);
1781                 }
1782
1783                 if (type == S_COL_MIME) {
1784                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1785                         gtk_widget_show(label);
1786                         gtk_clist_set_column_widget(clist, pos, label);
1787                         continue;
1788                 }
1789                 if (single_char) {
1790                         gtk_clist_set_column_title(clist, pos, title);
1791                         continue;
1792                 }
1793
1794                 /* CLAWS: changed so that locked and mark headers
1795                  * show a pixmap instead of single character */
1796                 hbox  = gtk_hbox_new(FALSE, 4);
1797
1798                 if (type == S_COL_LOCKED)
1799                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1800                 else if (type == S_COL_MARK)
1801                         label = gtk_pixmap_new(markxpm, markxpmmask);
1802                 else
1803                         label = gtk_label_new(title);
1804
1805                 if (justify == GTK_JUSTIFY_RIGHT)
1806                         gtk_box_pack_end(GTK_BOX(hbox), label,
1807                                          FALSE, FALSE, 0);
1808                 else
1809                         gtk_box_pack_start(GTK_BOX(hbox), label,
1810                                            FALSE, FALSE, 0);
1811
1812                 if (item && item->sort_key == sort_by[type]) {
1813                         arrow = gtk_arrow_new
1814                                 (item->sort_type == SORT_ASCENDING
1815                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1816                                  GTK_SHADOW_IN);
1817                         if (justify == GTK_JUSTIFY_RIGHT)
1818                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1819                                                    FALSE, FALSE, 0);
1820                         else
1821                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1822                                                  FALSE, FALSE, 0);
1823                 }
1824
1825                 gtk_widget_show_all(hbox);
1826                 gtk_clist_set_column_widget(clist, pos, hbox);
1827         }
1828 }
1829
1830 void summary_sort(SummaryView *summaryview,
1831                   FolderSortKey sort_key, FolderSortType sort_type)
1832 {
1833         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1834         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1835         GtkCListCompareFunc cmp_func = NULL;
1836         FolderItem *item = summaryview->folder_item;
1837
1838         if (!item || !item->path || !item->parent || item->no_select) return;
1839
1840         switch (sort_key) {
1841         case SORT_BY_MARK:
1842                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1843                 break;
1844         case SORT_BY_UNREAD:
1845                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
1846                 break;
1847         case SORT_BY_MIME:
1848                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1849                 break;
1850         case SORT_BY_NUMBER:
1851                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1852                 break;
1853         case SORT_BY_SIZE:
1854                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
1855                 break;
1856         case SORT_BY_DATE:
1857                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
1858                 break;
1859         case SORT_BY_FROM:
1860                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
1861                 break;
1862         case SORT_BY_SUBJECT:
1863                 if (summaryview->simplify_subject_preg)
1864                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
1865                 else
1866                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
1867                 break;
1868         case SORT_BY_SCORE:
1869                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
1870                 break;
1871         case SORT_BY_LOCKED:
1872                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
1873                 break;
1874         case SORT_BY_LABEL:
1875                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
1876                 break;
1877         case SORT_BY_NONE:
1878                 cmp_func = NULL;
1879                 return;
1880         default:
1881                 return;
1882         }
1883
1884         item->sort_key = sort_key;
1885         item->sort_type = sort_type;
1886
1887         summary_set_column_titles(summaryview);
1888         summary_set_menu_sensitive(summaryview);
1889         if(cmp_func != NULL) {
1890                 debug_print("Sorting summary...");
1891                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
1892
1893                 main_window_cursor_wait(summaryview->mainwin);
1894
1895                 gtk_clist_set_compare_func(clist, cmp_func);
1896
1897                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
1898
1899                 gtk_sctree_sort_recursive(ctree, NULL);
1900
1901                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1902
1903                 main_window_cursor_normal(summaryview->mainwin);
1904
1905                 debug_print("done.\n");
1906                 STATUSBAR_POP(summaryview->mainwin);
1907         }
1908 }
1909
1910 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
1911                                    GtkCTreeNode *cnode, gpointer data)
1912 {
1913         SummaryView *summaryview = (SummaryView *)data;
1914         MsgInfo *msginfo = (MsgInfo *)gnode->data;
1915         gchar *text[N_SUMMARY_COLS];
1916         gint *col_pos = summaryview->col_pos;
1917         const gchar *msgid = msginfo->msgid;
1918         GHashTable *msgid_table = summaryview->msgid_table;
1919
1920         summary_set_header(summaryview, text, msginfo);
1921
1922         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
1923                                 NULL, NULL, NULL, NULL, FALSE,
1924                                 gnode->parent->parent ? TRUE : FALSE);
1925 #define SET_TEXT(col) \
1926         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
1927                                 text[col_pos[col]])
1928
1929         SET_TEXT(S_COL_NUMBER);
1930         SET_TEXT(S_COL_SCORE);
1931         SET_TEXT(S_COL_SIZE);
1932         SET_TEXT(S_COL_DATE);
1933         SET_TEXT(S_COL_FROM);
1934         SET_TEXT(S_COL_SUBJECT);
1935
1936 #undef SET_TEXT
1937
1938         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
1939         summary_set_marks_func(ctree, cnode, summaryview);
1940
1941         if (msgid && msgid[0] != '\0')
1942                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
1943
1944         return TRUE;
1945 }
1946
1947 static void summary_set_ctree_from_list(SummaryView *summaryview,
1948                                         GSList *mlist)
1949 {
1950         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1951         MsgInfo *msginfo;
1952                 GtkCTreeNode *node = NULL;
1953         GHashTable *msgid_table;
1954         GHashTable *subject_table;
1955         GSList * cur;
1956
1957         if (!mlist) return;
1958
1959         debug_print("\tSetting summary from message data...");
1960         STATUSBAR_PUSH(summaryview->mainwin,
1961                        _("Setting summary from message data..."));
1962         gdk_flush();
1963
1964         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
1965         summaryview->msgid_table = msgid_table;
1966         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
1967         summaryview->subject_table = subject_table;
1968
1969         if (prefs_common.use_addr_book)
1970                 start_address_completion();
1971
1972         for (cur = mlist ; cur != NULL; cur = cur->next) {
1973                 msginfo = (MsgInfo *)cur->data;
1974                 msginfo->threadscore = msginfo->score;
1975         }
1976
1977         if (global_scoring || summaryview->folder_item->prefs->scoring) {
1978                 summaryview->important_score = prefs_common.important_score;
1979                 if (summaryview->folder_item->prefs->important_score >
1980                     summaryview->important_score)
1981                         summaryview->important_score =
1982                                 summaryview->folder_item->prefs->important_score;
1983         }
1984
1985         if (summaryview->folder_item->threaded) {
1986                 GNode *root, *gnode;
1987
1988                 root = procmsg_get_thread_tree(mlist);
1989
1990                 for (gnode = root->children; gnode != NULL;
1991                      gnode = gnode->next) {
1992                         node = gtk_ctree_insert_gnode
1993                                 (ctree, NULL, node, gnode,
1994                                  summary_insert_gnode_func, summaryview);
1995                 }
1996
1997                 g_node_destroy(root);
1998
1999                 summary_thread_init(summaryview);
2000         } else {
2001                 gchar *text[N_SUMMARY_COLS];
2002
2003                 mlist = g_slist_reverse(mlist);
2004                 for (; mlist != NULL; mlist = mlist->next) {
2005                         msginfo = (MsgInfo *)mlist->data;
2006
2007                         summary_set_header(summaryview, text, msginfo);
2008
2009                         node = gtk_ctree_insert_node
2010                                 (ctree, NULL, node, text, 2,
2011                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2012                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2013                         summary_set_marks_func(ctree, node, summaryview);
2014
2015                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2016                                 g_hash_table_insert(msgid_table,
2017                                                     msginfo->msgid, node);
2018
2019                         subject_table_insert(subject_table,
2020                                              msginfo->subject,
2021                                              node);
2022                 }
2023                 mlist = g_slist_reverse(mlist);
2024         }
2025
2026         if (prefs_common.enable_hscrollbar &&
2027             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2028                 gint optimal_width;
2029
2030                 optimal_width = gtk_clist_optimal_column_width
2031                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2032                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2033                                            summaryview->col_pos[S_COL_SUBJECT],
2034                                            optimal_width);
2035         }
2036
2037         if (prefs_common.use_addr_book)
2038                 end_address_completion();
2039
2040         debug_print("done.\n");
2041         STATUSBAR_POP(summaryview->mainwin);
2042         if (debug_mode) {
2043                 debug_print("\tmsgid hash table size = %d\n",
2044                             g_hash_table_size(msgid_table));
2045                 debug_print("\tsubject hash table size = %d\n",
2046                             g_hash_table_size(subject_table));
2047         }
2048 }
2049
2050 static gchar *summary_complete_address(const gchar *addr)
2051 {
2052         gint count;
2053         gchar *res, *tmp, *email_addr;
2054
2055         Xstrdup_a(email_addr, addr, return NULL);
2056         extract_address(email_addr);
2057         g_return_val_if_fail(*email_addr, NULL);
2058
2059         /*
2060          * completion stuff must be already initialized
2061          */
2062         res = NULL;
2063         if (1 < (count = complete_address(email_addr))) {
2064                 tmp = get_complete_address(1);
2065                 res = procheader_get_fromname(tmp);
2066                 g_free(tmp);
2067         }
2068
2069         return res;
2070 }
2071
2072 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2073                                MsgInfo *msginfo)
2074 {
2075         static gchar date_modified[80];
2076         static gchar *to = NULL;
2077         static gchar *from = NULL;
2078         static gchar col_score[11];
2079         static gchar buf[BUFFSIZE];
2080         gint *col_pos = summaryview->col_pos;
2081
2082         text[col_pos[S_COL_MARK]]   = NULL;
2083         text[col_pos[S_COL_UNREAD]] = NULL;
2084         text[col_pos[S_COL_MIME]]   = NULL;
2085         text[col_pos[S_COL_LOCKED]] = NULL;
2086         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2087         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2088         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2089
2090         if (msginfo->date_t) {
2091                 procheader_date_get_localtime(date_modified,
2092                                               sizeof(date_modified),
2093                                               msginfo->date_t);
2094                 text[col_pos[S_COL_DATE]] = date_modified;
2095         } else if (msginfo->date)
2096                 text[col_pos[S_COL_DATE]] = msginfo->date;
2097         else
2098                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2099
2100         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2101                 _("(No From)");
2102         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2103             !MSG_IS_NEWS(msginfo->flags)) {
2104                 gchar *addr = NULL;
2105
2106                 Xstrdup_a(addr, msginfo->from, return);
2107                 extract_address(addr);
2108
2109                 if (prefs_common.use_addr_book) {
2110                         if (account_find_from_address(addr)) {
2111                                 addr = summary_complete_address(msginfo->to);
2112                                 g_free(to);
2113                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2114                                 text[col_pos[S_COL_FROM]] = to;
2115                         }
2116                 } else {
2117                         if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
2118                                 g_free(to);
2119                                 to = g_strconcat("-->", msginfo->to, NULL);
2120                                 text[col_pos[S_COL_FROM]] = to;
2121                         }
2122                 }
2123         }
2124
2125         /*
2126          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2127          * checking whether the above block (which handles the special case of
2128          * the --> in sent boxes) was executed.
2129          */
2130         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2131                 g_free(from);
2132                 from = summary_complete_address(msginfo->from);
2133                 if (from)
2134                         text[col_pos[S_COL_FROM]] = from;
2135         }
2136
2137         if (summaryview->simplify_subject_preg != NULL)
2138                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2139                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2140                                         summaryview->simplify_subject_preg) :
2141                         _("(No Subject)");
2142         else
2143                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2144                         _("(No Subject)");
2145 }
2146
2147 #define CHANGE_FLAGS(msginfo) \
2148 { \
2149 if (msginfo->folder->folder->change_flags != NULL) \
2150 msginfo->folder->folder->change_flags(msginfo->folder->folder, \
2151                                       msginfo->folder, \
2152                                       msginfo); \
2153 }
2154
2155 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2156 {
2157         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2158 }
2159
2160 static void summary_display_msg_full(SummaryView *summaryview,
2161                                      GtkCTreeNode *row,
2162                                      gboolean new_window, gboolean all_headers)
2163 {
2164         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2165         MsgInfo *msginfo;
2166         MsgFlags flags;
2167         gchar *filename;
2168
2169         if (!new_window && summaryview->displayed == row) return;
2170         g_return_if_fail(row != NULL);
2171
2172         if (summary_is_locked(summaryview)) return;
2173         summary_lock(summaryview);
2174
2175         STATUSBAR_POP(summaryview->mainwin);
2176         GTK_EVENTS_FLUSH();
2177
2178         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2179
2180         filename = procmsg_get_message_file(msginfo);
2181         if (!filename) {
2182                 summary_unlock(summaryview);
2183                 return;
2184         }
2185         g_free(filename);
2186
2187         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2188                 summaryview->newmsgs--;
2189         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2190                 summaryview->unread--;
2191
2192         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2193         summary_set_row_marks(summaryview, row);
2194         gtk_clist_thaw(GTK_CLIST(ctree));
2195         summary_status_show(summaryview);
2196
2197         flags = msginfo->flags;
2198
2199         if (new_window) {
2200                 MessageView *msgview;
2201
2202                 msgview = messageview_create_with_new_window();
2203                 messageview_show(msgview, msginfo, all_headers);
2204         } else {
2205                 MessageView *msgview;
2206
2207                 msgview = summaryview->messageview;
2208
2209                 summaryview->displayed = row;
2210                 if (!messageview_is_visible(msgview))
2211                         main_window_toggle_message_view(summaryview->mainwin);
2212                 messageview_show(msgview, msginfo, all_headers);
2213                 if (msgview->type == MVIEW_TEXT ||
2214                     (msgview->type == MVIEW_MIME &&
2215                      (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL ||
2216                       gtk_notebook_get_current_page
2217                         (GTK_NOTEBOOK(msgview->mimeview->notebook)) == 0)))
2218                         gtk_widget_grab_focus(summaryview->ctree);
2219                 GTK_EVENTS_FLUSH();
2220                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2221         }
2222
2223         summary_set_menu_sensitive(summaryview);
2224         toolbar_set_sensitive(summaryview->mainwin);
2225
2226         summary_unlock(summaryview);
2227 }
2228
2229 void summary_display_msg_selected(SummaryView *summaryview,
2230                                   gboolean all_headers)
2231 {
2232         if (summary_is_locked(summaryview)) return;
2233         summaryview->displayed = NULL;
2234         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2235                                  all_headers);
2236 }
2237
2238 void summary_redisplay_msg(SummaryView *summaryview)
2239 {
2240         GtkCTreeNode *node;
2241
2242         if (summaryview->displayed) {
2243                 node = summaryview->displayed;
2244                 summaryview->displayed = NULL;
2245                 summary_display_msg(summaryview, node);
2246         }
2247 }
2248
2249 void summary_open_msg(SummaryView *summaryview)
2250 {
2251         if (!summaryview->selected) return;
2252
2253         summary_display_msg_full(summaryview, summaryview->selected,
2254                                  TRUE, FALSE);
2255 }
2256
2257 void summary_view_source(SummaryView * summaryview)
2258 {
2259         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2260         MsgInfo *msginfo;
2261         SourceWindow *srcwin;
2262
2263         if (!summaryview->selected) return;
2264
2265         srcwin = source_window_create();
2266         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2267         source_window_show_msg(srcwin, msginfo);
2268         source_window_show(srcwin);
2269 }
2270
2271 void summary_reedit(SummaryView *summaryview)
2272 {
2273         MsgInfo *msginfo;
2274
2275         if (!summaryview->selected) return;
2276         if (!summaryview->folder_item) return;
2277         if (summaryview->folder_item->stype != F_OUTBOX &&
2278             summaryview->folder_item->stype != F_DRAFT  &&
2279             summaryview->folder_item->stype != F_QUEUE) return;
2280
2281         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2282                                               summaryview->selected);
2283         if (!msginfo) return;
2284
2285         compose_reedit(msginfo);
2286 }
2287
2288 void summary_step(SummaryView *summaryview, GtkScrollType type)
2289 {
2290         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2291         GtkCTreeNode *node;
2292
2293         if (summary_is_locked(summaryview)) return;
2294
2295         if (type == GTK_SCROLL_STEP_FORWARD) {
2296                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2297                 if (node)
2298                         gtkut_ctree_expand_parent_all(ctree, node);
2299                 else
2300                         return;
2301         } else {
2302                 if (summaryview->selected) {
2303                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2304                         if (!node) return;
2305                 }
2306         }
2307
2308         if (messageview_is_visible(summaryview->messageview))
2309                 summaryview->display_msg = TRUE;
2310
2311         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2312                                 type, 0.0);
2313 }
2314
2315 void summary_toggle_view(SummaryView *summaryview)
2316 {
2317         if (!messageview_is_visible(summaryview->messageview) &&
2318             summaryview->selected)
2319                 summary_display_msg(summaryview,
2320                                     summaryview->selected);
2321         else
2322                 main_window_toggle_message_view(summaryview->mainwin);
2323 }
2324
2325 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2326                                                 GtkCTreeNode *node)
2327 {
2328         MsgInfo *msginfo;
2329
2330         if (node) {
2331                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2332                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2333                         return TRUE;
2334                 node = GTK_CTREE_ROW(node)->children;
2335         } else
2336                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2337
2338         while (node) {
2339                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2340                         return TRUE;
2341                 node = GTK_CTREE_ROW(node)->sibling;
2342         }
2343
2344         return FALSE;
2345 }
2346
2347 static gboolean summary_have_unread_children(SummaryView *summaryview,
2348                                              GtkCTreeNode *node)
2349 {
2350         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2351
2352         if (!node) return FALSE;
2353
2354         node = GTK_CTREE_ROW(node)->children;
2355
2356         while (node) {
2357                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2358                         return TRUE;
2359                 node = GTK_CTREE_ROW(node)->sibling;
2360         }
2361
2362         return FALSE;
2363 }
2364
2365 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2366 {
2367         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2368         GtkStyle *style = NULL;
2369         MsgInfo *msginfo;
2370         MsgFlags flags;
2371         gint *col_pos = summaryview->col_pos;
2372
2373         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2374         if (!msginfo) return;
2375
2376         flags = msginfo->flags;
2377
2378         gtk_ctree_node_set_foreground(ctree, row, NULL);
2379
2380         /* set new/unread column */
2381         if (MSG_IS_IGNORE_THREAD(flags)) {
2382                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2383                                           ignorethreadxpm, ignorethreadxpmmask);
2384         } else if (MSG_IS_NEW(flags)) {
2385                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2386                                           newxpm, newxpmmask);
2387         } else if (MSG_IS_UNREAD(flags)) {
2388                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2389                                           unreadxpm, unreadxpmmask);
2390         } else if (MSG_IS_REPLIED(flags)) {
2391                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2392                                           repliedxpm, repliedxpmmask);
2393         } else if (MSG_IS_FORWARDED(flags)) {
2394                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2395                                           forwardedxpm, forwardedxpmmask);
2396         } else {
2397                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2398                                         NULL);
2399         }
2400
2401         if (prefs_common.bold_unread &&
2402             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2403              (!GTK_CTREE_ROW(row)->expanded &&
2404               GTK_CTREE_ROW(row)->children &&
2405               summary_have_unread_children(summaryview, row))))
2406                 style = bold_style;
2407
2408         /* set mark column */
2409         if (MSG_IS_DELETED(flags)) {
2410                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2411                                           deletedxpm, deletedxpmmask);
2412                 if (style)
2413                         style = bold_deleted_style;
2414                 else {
2415                         style = small_deleted_style;
2416                 }
2417                         gtk_ctree_node_set_foreground
2418                                 (ctree, row, &summaryview->color_dim);
2419         } else if (MSG_IS_MARKED(flags)) {
2420                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2421                                           markxpm, markxpmmask);
2422         } else if (MSG_IS_MOVE(flags)) {
2423                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2424                 if (style)
2425                         style = bold_marked_style;
2426                 else {
2427                         style = small_marked_style;
2428                 }
2429                         gtk_ctree_node_set_foreground
2430                                 (ctree, row, &summaryview->color_marked);
2431         } else if (MSG_IS_COPY(flags)) {
2432                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2433                 if (style)
2434                         style = bold_marked_style;
2435                 else {
2436                         style = small_marked_style;
2437                 }
2438                         gtk_ctree_node_set_foreground
2439                                 (ctree, row, &summaryview->color_marked);
2440         }
2441         else if ((global_scoring ||
2442                   summaryview->folder_item->prefs->scoring) &&
2443                  (msginfo->score >= summaryview->important_score) &&
2444                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2445                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2446                 gtk_ctree_node_set_foreground(ctree, row,
2447                                               &summaryview->color_important);
2448         } else {
2449                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2450         }
2451
2452         if (MSG_IS_LOCKED(flags)) {
2453                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2454                                           lockedxpm, lockedxpmmask);
2455         }
2456         else {
2457                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2458         }
2459
2460         if (MSG_IS_MIME(flags) && MSG_IS_ENCRYPTED(flags)) {
2461                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2462                                           clipkeyxpm, clipkeyxpmmask);
2463         } else if (MSG_IS_ENCRYPTED(flags)) {
2464                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2465                                           keyxpm, keyxpmmask);
2466         } else if (MSG_IS_MIME(flags)) {
2467                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2468                                           clipxpm, clipxpmmask);
2469         } else {
2470                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2471         }
2472         if (!style)
2473                 style = small_style;
2474
2475         gtk_ctree_node_set_row_style(ctree, row, style);
2476
2477         if (MSG_GET_COLORLABEL(flags))
2478                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2479 }
2480
2481 void summary_set_marks_selected(SummaryView *summaryview)
2482 {
2483         GList *cur;
2484
2485         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2486              cur = cur->next)
2487                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2488 }
2489
2490 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2491 {
2492         gboolean changed = FALSE;
2493         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2494         MsgInfo *msginfo;
2495
2496         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2497         if (MSG_IS_DELETED(msginfo->flags))
2498                 summaryview->deleted--;
2499         if (MSG_IS_MOVE(msginfo->flags)) {
2500                 summaryview->moved--;
2501                 changed = TRUE;
2502         }
2503         if (MSG_IS_COPY(msginfo->flags)) {
2504                 summaryview->copied--;
2505                 changed = TRUE;
2506         }
2507         if (changed && !prefs_common.immediate_exec) {
2508                 msginfo->to_folder->op_count--;
2509                 if (msginfo->to_folder->op_count == 0)
2510                         folderview_update_item(msginfo->to_folder, 0);
2511         }
2512         msginfo->to_folder = NULL;
2513         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2514         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2515         summary_set_row_marks(summaryview, row);
2516         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2517 }
2518
2519 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2520 {
2521         /* almost verbatim summary_mark_row(); may want a menu action? */
2522         gboolean changed = FALSE;
2523         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2524         MsgInfo *msginfo;
2525
2526         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2527         if (MSG_IS_DELETED(msginfo->flags))
2528                 summaryview->deleted--;
2529         if (MSG_IS_MOVE(msginfo->flags)) {
2530                 summaryview->moved--;
2531                 changed = TRUE;
2532         }
2533         if (MSG_IS_COPY(msginfo->flags)) {
2534                 summaryview->copied--;
2535                 changed = TRUE;
2536         }
2537         if (changed && !prefs_common.immediate_exec) {
2538                 msginfo->to_folder->op_count--;
2539                 if (msginfo->to_folder->op_count == 0)
2540                         folderview_update_item(msginfo->to_folder, 0);
2541         }
2542         msginfo->to_folder = NULL;
2543         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2544         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2545         summary_set_row_marks(summaryview, row);
2546         debug_print("Message %d is locked\n", msginfo->msgnum);
2547 }
2548
2549 void summary_mark(SummaryView *summaryview)
2550 {
2551         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2552         GList *cur;
2553
2554         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2555                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2556
2557         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2558         summary_status_show(summaryview);
2559 }
2560
2561 static void summary_mark_row_as_read(SummaryView *summaryview,
2562                                      GtkCTreeNode *row)
2563 {
2564         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2565         MsgInfo *msginfo;
2566
2567         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2568
2569         if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
2570                 return;
2571
2572         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2573                 summaryview->newmsgs--;
2574         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2575                 summaryview->unread--;
2576
2577         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2578         summary_set_row_marks(summaryview, row);
2579         debug_print("Message %d is marked as read\n",
2580                 msginfo->msgnum);
2581 }
2582
2583 void summary_mark_as_read(SummaryView *summaryview)
2584 {
2585         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2586         GList *cur;
2587
2588         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2589                 summary_mark_row_as_read(summaryview,
2590                                          GTK_CTREE_NODE(cur->data));
2591
2592         summary_status_show(summaryview);
2593 }
2594
2595 void summary_mark_all_read(SummaryView *summaryview)
2596 {
2597         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2598         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2599         GtkCTreeNode *node;
2600
2601         gtk_clist_freeze(clist);
2602         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2603              node = gtkut_ctree_node_next(ctree, node))
2604                 summary_mark_row_as_read(summaryview, node);
2605         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2606              node = gtkut_ctree_node_next(ctree, node)) {
2607                 if (!GTK_CTREE_ROW(node)->expanded)
2608                         summary_set_row_marks(summaryview, node);
2609         }
2610         gtk_clist_thaw(clist);
2611
2612         summary_status_show(summaryview);
2613 }
2614
2615 static void summary_mark_row_as_unread(SummaryView *summaryview,
2616                                        GtkCTreeNode *row)
2617 {
2618         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2619         MsgInfo *msginfo;
2620
2621         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2622         if (MSG_IS_DELETED(msginfo->flags)) {
2623                 msginfo->to_folder = NULL;
2624                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2625                 summaryview->deleted--;
2626         }
2627
2628         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2629                 summaryview->unread++;
2630
2631         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2632         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2633         debug_print("Message %d is marked as unread\n",
2634                 msginfo->msgnum);
2635
2636         summary_set_row_marks(summaryview, row);
2637 }
2638
2639 void summary_mark_as_unread(SummaryView *summaryview)
2640 {
2641         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2642         GList *cur;
2643
2644         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2645                 summary_mark_row_as_unread(summaryview,
2646                                            GTK_CTREE_NODE(cur->data));
2647
2648         summary_status_show(summaryview);
2649 }
2650
2651 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2652 {
2653         GList * cur;
2654         gboolean found;
2655
2656         switch (summaryview->folder_item->folder->type) {
2657
2658         case F_NEWS:
2659
2660                 /*
2661                   security : checks if one the accounts correspond to
2662                   the author of the post
2663                 */
2664
2665                 found = FALSE;
2666                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2667                         PrefsAccount * account;
2668                         gchar * from_name;
2669
2670                         account = cur->data;
2671                         if (account->name && *account->name)
2672                                 from_name =
2673                                         g_strdup_printf("%s <%s>",
2674                                                         account->name,
2675                                                         account->address);
2676                         else
2677                                 from_name =
2678                                         g_strdup_printf("%s",
2679                                                         account->address);
2680
2681                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2682                                 g_free(from_name);
2683                                 found = TRUE;
2684                                 break;
2685                         }
2686                         g_free(from_name);
2687                 }
2688
2689                 if (!found) {
2690                         alertpanel_error(_("You're not the author of the article\n"));
2691                 }
2692
2693                 return found;
2694
2695         default:
2696                 return TRUE;
2697         }
2698 }
2699
2700 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2701 {
2702         gboolean changed = FALSE;
2703         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2704         MsgInfo *msginfo;
2705
2706         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2707
2708         if (!check_permission(summaryview, msginfo))
2709                 return;
2710
2711         if (MSG_IS_LOCKED(msginfo->flags)) return;
2712
2713         if (MSG_IS_DELETED(msginfo->flags)) return;
2714
2715         if (MSG_IS_MOVE(msginfo->flags)) {
2716                 summaryview->moved--;
2717                 changed = TRUE;
2718         }
2719         if (MSG_IS_COPY(msginfo->flags)) {
2720                 summaryview->copied--;
2721                 changed = TRUE;
2722         }
2723         if (changed && !prefs_common.immediate_exec) {
2724                 msginfo->to_folder->op_count--;
2725                 if (msginfo->to_folder->op_count == 0)
2726                         folderview_update_item(msginfo->to_folder, 0);
2727         }
2728         msginfo->to_folder = NULL;
2729         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2730         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2731         summaryview->deleted++;
2732
2733         if (!prefs_common.immediate_exec &&
2734             summaryview->folder_item->stype != F_TRASH)
2735                 summary_set_row_marks(summaryview, row);
2736
2737         debug_print("Message %s/%d is set to delete\n",
2738                     msginfo->folder->path, msginfo->msgnum);
2739 }
2740
2741 void summary_delete(SummaryView *summaryview)
2742 {
2743         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2744         FolderItem *item = summaryview->folder_item;
2745         GList *cur;
2746         GtkCTreeNode *sel_last = NULL;
2747         GtkCTreeNode *node;
2748
2749         if (!item) return;
2750 #if 0
2751         if (!item || item->folder->type == F_NEWS) return;
2752 #endif
2753
2754         if (summary_is_locked(summaryview)) return;
2755
2756         /* if current folder is trash, ask for confirmation */
2757         if (item->stype == F_TRASH) {
2758                 AlertValue aval;
2759
2760                 aval = alertpanel(_("Delete message(s)"),
2761                                   _("Do you really want to delete message(s) from the trash?"),
2762                                   _("Yes"), _("No"), NULL);
2763                 if (aval != G_ALERTDEFAULT) return;
2764         }
2765
2766         /* next code sets current row focus right. We need to find a row
2767          * that is not deleted. */
2768         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2769                 sel_last = GTK_CTREE_NODE(cur->data);
2770                 summary_delete_row(summaryview, sel_last);
2771         }
2772
2773         node = summary_find_next_msg(summaryview, sel_last);
2774         if (!node)
2775                 node = summary_find_prev_msg(summaryview, sel_last);
2776
2777         if (node) {
2778                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
2779                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2780                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
2781                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
2782                 else
2783                         summary_select_node
2784                                 (summaryview, node,
2785                                  messageview_is_visible(summaryview->messageview),
2786                                  FALSE);
2787         }
2788
2789         if (prefs_common.immediate_exec || item->stype == F_TRASH)
2790                 summary_execute(summaryview);
2791         else
2792                 summary_status_show(summaryview);
2793 }
2794
2795 void summary_delete_duplicated(SummaryView *summaryview)
2796 {
2797         if (!summaryview->folder_item ||
2798             summaryview->folder_item->folder->type == F_NEWS) return;
2799         if (summaryview->folder_item->stype == F_TRASH) return;
2800
2801         main_window_cursor_wait(summaryview->mainwin);
2802         debug_print("Deleting duplicated messages...");
2803         STATUSBAR_PUSH(summaryview->mainwin,
2804                        _("Deleting duplicated messages..."));
2805
2806         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
2807                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
2808                                 summaryview);
2809
2810         if (prefs_common.immediate_exec)
2811                 summary_execute(summaryview);
2812         else
2813                 summary_status_show(summaryview);
2814
2815         debug_print("done.\n");
2816         STATUSBAR_POP(summaryview->mainwin);
2817         main_window_cursor_normal(summaryview->mainwin);
2818 }
2819
2820 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
2821                                            SummaryView *summaryview)
2822 {
2823         GtkCTreeNode *found;
2824         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
2825
2826         if (!msginfo->msgid || !*msginfo->msgid) return;
2827
2828         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
2829
2830         if (found && found != node)
2831                 summary_delete_row(summaryview, node);
2832 }
2833
2834 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
2835 {
2836         gboolean changed = FALSE;
2837         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2838         MsgInfo *msginfo;
2839
2840         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2841         if (MSG_IS_DELETED(msginfo->flags))
2842                 summaryview->deleted--;
2843         if (MSG_IS_MOVE(msginfo->flags)) {
2844                 summaryview->moved--;
2845                 changed = TRUE;
2846         }
2847         if (MSG_IS_COPY(msginfo->flags)) {
2848                 summaryview->copied--;
2849                 changed = TRUE;
2850         }
2851         if (changed && !prefs_common.immediate_exec) {
2852                 msginfo->to_folder->op_count--;
2853                 if (msginfo->to_folder->op_count == 0)
2854                         folderview_update_item(msginfo->to_folder, 0);
2855         }
2856         msginfo->to_folder = NULL;
2857         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
2858         summary_set_row_marks(summaryview, row);
2859
2860         debug_print("Message %s/%d is unmarked\n",
2861                     msginfo->folder->path, msginfo->msgnum);
2862 }
2863
2864 void summary_unmark(SummaryView *summaryview)
2865 {
2866         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2867         GList *cur;
2868
2869         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2870                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
2871
2872         summary_status_show(summaryview);
2873 }
2874
2875 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
2876                                 FolderItem *to_folder)
2877 {
2878         gboolean changed = FALSE;
2879         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2880         MsgInfo *msginfo;
2881
2882         g_return_if_fail(to_folder != NULL);
2883
2884         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2885         if (MSG_IS_MOVE(msginfo->flags)) {
2886                 if (!prefs_common.immediate_exec) {
2887                         msginfo->to_folder->op_count--;
2888                         if (msginfo->to_folder->op_count == 0) {
2889                                 folderview_update_item(msginfo->to_folder, 0);
2890                                 changed = TRUE;
2891                         }
2892                 }
2893         }
2894         msginfo->to_folder = to_folder;
2895         if (MSG_IS_DELETED(msginfo->flags))
2896                 summaryview->deleted--;
2897         if (MSG_IS_COPY(msginfo->flags)) {
2898                 summaryview->copied--;
2899                 if (!prefs_common.immediate_exec)
2900                         msginfo->to_folder->op_count--;
2901         }
2902         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
2903         if (!MSG_IS_MOVE(msginfo->flags)) {
2904                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
2905                 summaryview->moved++;
2906                 changed = TRUE;
2907         }
2908         if (!prefs_common.immediate_exec) {
2909                 summary_set_row_marks(summaryview, row);
2910                 if (changed) {
2911                         msginfo->to_folder->op_count++;
2912                         if (msginfo->to_folder->op_count == 1)
2913                                 folderview_update_item(msginfo->to_folder, 0);
2914                 }
2915         }
2916
2917         debug_print("Message %d is set to move to %s\n",
2918                     msginfo->msgnum, to_folder->path);
2919 }
2920
2921 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
2922 {
2923         GList *cur;
2924
2925         if (!to_folder) return;
2926         if (!summaryview->folder_item ||
2927             summaryview->folder_item->folder->type == F_NEWS) return;
2928
2929         if (summary_is_locked(summaryview)) return;
2930
2931         if (summaryview->folder_item == to_folder) {
2932                 alertpanel_notice(_("Destination is same as current folder."));
2933                 return;
2934         }
2935
2936         for (cur = GTK_CLIST(summaryview->ctree)->selection;
2937              cur != NULL; cur = cur->next)
2938                 summary_move_row_to
2939                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
2940
2941         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2942
2943         if (prefs_common.immediate_exec)
2944                 summary_execute(summaryview);
2945         else {
2946                 summary_status_show(summaryview);
2947
2948                 folderview_update_item(to_folder, 0);
2949         }
2950 }
2951
2952 void summary_move_to(SummaryView *summaryview)
2953 {
2954         FolderItem *to_folder;
2955
2956         if (!summaryview->folder_item ||
2957             summaryview->folder_item->folder->type == F_NEWS) return;
2958
2959         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
2960                                          FOLDER_SEL_MOVE, NULL);
2961         summary_move_selected_to(summaryview, to_folder);
2962 }
2963
2964 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
2965                                 FolderItem *to_folder)
2966 {
2967         gboolean changed = FALSE;
2968         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2969         MsgInfo *msginfo;
2970
2971         g_return_if_fail(to_folder != NULL);
2972
2973         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2974         if (MSG_IS_COPY(msginfo->flags)) {
2975                 if (!prefs_common.immediate_exec) {
2976                         msginfo->to_folder->op_count--;
2977                         if (msginfo->to_folder->op_count == 0) {
2978                                 folderview_update_item(msginfo->to_folder, 0);
2979                                 changed = TRUE;
2980                         }
2981                 }
2982         }
2983         msginfo->to_folder = to_folder;
2984         if (MSG_IS_DELETED(msginfo->flags))
2985                 summaryview->deleted--;
2986         if (MSG_IS_MOVE(msginfo->flags)) {
2987                 summaryview->moved--;
2988                 if (!prefs_common.immediate_exec)
2989                         msginfo->to_folder->op_count--;
2990         }
2991         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
2992         if (!MSG_IS_COPY(msginfo->flags)) {
2993                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
2994                 summaryview->copied++;
2995                 changed = TRUE;
2996         }
2997         if (!prefs_common.immediate_exec) {
2998                 summary_set_row_marks(summaryview, row);
2999                 if (changed) {
3000                         msginfo->to_folder->op_count++;
3001                         if (msginfo->to_folder->op_count == 1)
3002                                 folderview_update_item(msginfo->to_folder, 0);
3003                 }
3004         }
3005
3006         debug_print("Message %d is set to copy to %s\n",
3007                     msginfo->msgnum, to_folder->path);
3008 }
3009
3010 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3011 {
3012         GList *cur;
3013
3014         if (!to_folder) return;
3015         if (!summaryview->folder_item) return;
3016
3017         if (summary_is_locked(summaryview)) return;
3018
3019         if (summaryview->folder_item == to_folder) {
3020                 alertpanel_notice
3021                         (_("Destination to copy is same as current folder."));
3022                 return;
3023         }
3024
3025         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3026              cur != NULL; cur = cur->next)
3027                 summary_copy_row_to
3028                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3029
3030         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3031
3032         if (prefs_common.immediate_exec)
3033                 summary_execute(summaryview);
3034         else {
3035                 summary_status_show(summaryview);
3036
3037                 folderview_update_item(to_folder, 0);
3038         }
3039 }
3040
3041 void summary_copy_to(SummaryView *summaryview)
3042 {
3043         FolderItem *to_folder;
3044
3045         if (!summaryview->folder_item) return;
3046
3047         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3048                                          FOLDER_SEL_COPY, NULL);
3049         summary_copy_selected_to(summaryview, to_folder);
3050 }
3051
3052 void summary_add_address(SummaryView *summaryview)
3053 {
3054         MsgInfo *msginfo;
3055         gchar *from;
3056
3057         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3058                                               summaryview->selected);
3059         if (!msginfo) return;
3060
3061         Xstrdup_a(from, msginfo->from, return);
3062         eliminate_address_comment(from);
3063         extract_address(from);
3064         addressbook_add_contact(msginfo->fromname, from, NULL);
3065 }
3066
3067 void summary_select_all(SummaryView *summaryview)
3068 {
3069         if (summaryview->messages >= 500) {
3070                 STATUSBAR_PUSH(summaryview->mainwin,
3071                                _("Selecting all messages..."));
3072                 main_window_cursor_wait(summaryview->mainwin);
3073         }
3074
3075         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3076
3077         if (summaryview->messages >= 500) {
3078                 STATUSBAR_POP(summaryview->mainwin);
3079                 main_window_cursor_normal(summaryview->mainwin);
3080         }
3081 }
3082
3083 void summary_unselect_all(SummaryView *summaryview)
3084 {
3085         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3086 }
3087
3088 void summary_save_as(SummaryView *summaryview)
3089 {
3090         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3091         MsgInfo *msginfo;
3092         gchar *filename = NULL;
3093         gchar *src, *dest;
3094
3095         if (!summaryview->selected) return;
3096         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3097         if (!msginfo) return;
3098
3099         if (msginfo->subject) {
3100                 Xstrdup_a(filename, msginfo->subject, return);
3101                 subst_for_filename(filename);
3102         }
3103         dest = filesel_select_file(_("Save as"), filename);
3104         if (!dest) return;
3105         if (is_file_exist(dest)) {
3106                 AlertValue aval;
3107
3108                 aval = alertpanel(_("Overwrite"),
3109                                   _("Overwrite existing file?"),
3110                                   _("OK"), _("Cancel"), NULL);
3111                 if (G_ALERTDEFAULT != aval) return;
3112         }
3113
3114         src = procmsg_get_message_file(msginfo);
3115         if (copy_file(src, dest, TRUE) < 0) {
3116                 alertpanel_error(_("Can't save the file `%s'."),
3117                                  g_basename(dest));
3118         }
3119         g_free(src);
3120 }
3121
3122 void summary_print(SummaryView *summaryview)
3123 {
3124         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3125         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3126         MsgInfo *msginfo;
3127         GList *cur;
3128         gchar *cmdline;
3129         gchar *p;
3130
3131         if (clist->selection == NULL) return;
3132
3133         cmdline = input_dialog(_("Print"),
3134                                _("Enter the print command line:\n"
3135                                  "(`%s' will be replaced with file name)"),
3136                                prefs_common.print_cmd);
3137         if (!cmdline) return;
3138         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3139             strchr(p + 2, '%')) {
3140                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3141                                  cmdline);
3142                 g_free(cmdline);
3143                 return;
3144         }
3145
3146         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3147                 msginfo = gtk_ctree_node_get_row_data
3148                         (ctree, GTK_CTREE_NODE(cur->data));
3149                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3150         }
3151
3152         g_free(cmdline);
3153 }
3154
3155 gboolean summary_execute(SummaryView *summaryview)
3156 {
3157         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3158         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3159         GtkCTreeNode *node, *next;
3160
3161         if (!summaryview->folder_item) return FALSE;
3162
3163         if (summary_is_locked(summaryview)) return FALSE;
3164         summary_lock(summaryview);
3165
3166         gtk_clist_freeze(clist);
3167
3168         if (summaryview->folder_item->threaded)
3169                 summary_unthread_for_exec(summaryview);
3170
3171         summary_execute_move(summaryview);
3172         summary_execute_copy(summaryview);
3173         summary_execute_delete(summaryview);
3174
3175         node = GTK_CTREE_NODE(clist->row_list);
3176         while (node != NULL) {
3177                 next = gtkut_ctree_node_next(ctree, node);
3178                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3179                         if (node == summaryview->displayed) {
3180                                 messageview_clear(summaryview->messageview);
3181                                 summaryview->displayed = NULL;
3182                         }
3183                         if (GTK_CTREE_ROW(node)->children != NULL)
3184                                 g_warning("summary_execute(): children != NULL\n");
3185                         else
3186                                 gtk_ctree_remove_node(ctree, node);
3187                 }
3188                 node = next;
3189         }
3190
3191         if (summaryview->folder_item->threaded)
3192                 summary_thread_build(summaryview);
3193
3194         summaryview->selected = clist->selection ?
3195                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3196
3197         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3198                 menu_set_insensitive_all
3199                         (GTK_MENU_SHELL(summaryview->popupmenu));
3200                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3201         } else
3202                 gtk_widget_grab_focus(summaryview->ctree);
3203
3204         summary_update_status(summaryview);
3205         summary_status_show(summaryview);
3206
3207         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3208
3209         gtk_clist_thaw(clist);
3210
3211         summary_unlock(summaryview);
3212         return TRUE;
3213 }
3214
3215 static void summary_execute_move(SummaryView *summaryview)
3216 {
3217         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3218         GSList *cur;
3219
3220         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3221
3222         /* search moving messages and execute */
3223         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3224                                 summaryview);
3225
3226         if (summaryview->mlist) {
3227                 procmsg_move_messages(summaryview->mlist);
3228
3229                 folderview_update_item_foreach(summaryview->folder_table, FALSE);
3230
3231                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3232                         procmsg_msginfo_free((MsgInfo *)cur->data);
3233                 g_slist_free(summaryview->mlist);
3234                 summaryview->mlist = NULL;
3235         }
3236
3237         folderview_update_item(summaryview->folder_item, FALSE);
3238         g_hash_table_destroy(summaryview->folder_table);
3239         summaryview->folder_table = NULL;
3240 }
3241
3242 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3243                                       gpointer data)
3244 {
3245         SummaryView *summaryview = data;
3246         MsgInfo *msginfo;
3247
3248         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3249
3250         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3251                 if (!prefs_common.immediate_exec &&
3252                     msginfo->to_folder->op_count > 0)
3253                         msginfo->to_folder->op_count--;
3254
3255                 g_hash_table_insert(summaryview->folder_table,
3256                                     msginfo->to_folder, GINT_TO_POINTER(1));
3257
3258                 summaryview->mlist =
3259                         g_slist_append(summaryview->mlist, msginfo);
3260                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3261
3262                 if (msginfo->msgid && *msginfo->msgid &&
3263                     node == g_hash_table_lookup(summaryview->msgid_table,
3264                                                 msginfo->msgid))
3265                         g_hash_table_remove(summaryview->msgid_table,
3266                                             msginfo->msgid);
3267         }
3268 }
3269
3270 static void summary_execute_copy(SummaryView *summaryview)
3271 {
3272         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3273
3274         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3275
3276         /* search copying messages and execute */
3277         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3278                                 summaryview);
3279
3280         if (summaryview->mlist) {
3281                 procmsg_copy_messages(summaryview->mlist);
3282
3283                 /* folder_item_scan_foreach(summaryview->folder_table); */
3284                 folderview_update_item_foreach(summaryview->folder_table, FALSE);
3285
3286                 g_slist_free(summaryview->mlist);
3287                 summaryview->mlist = NULL;
3288         }
3289
3290         g_hash_table_destroy(summaryview->folder_table);
3291         summaryview->folder_table = NULL;
3292 }
3293
3294 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3295                                       gpointer data)
3296 {
3297         SummaryView *summaryview = data;
3298         MsgInfo *msginfo;
3299
3300         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3301
3302         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3303                 if (!prefs_common.immediate_exec &&
3304                     msginfo->to_folder->op_count > 0)
3305                         msginfo->to_folder->op_count--;
3306
3307                 g_hash_table_insert(summaryview->folder_table,
3308                                     msginfo->to_folder, GINT_TO_POINTER(1));
3309
3310                 summaryview->mlist =
3311                         g_slist_append(summaryview->mlist, msginfo);
3312
3313                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3314                 summary_set_row_marks(summaryview, node);
3315         }
3316 }
3317
3318 static void summary_execute_delete(SummaryView *summaryview)
3319 {
3320         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3321         FolderItem *trash;
3322         GSList *cur;
3323
3324         trash = summaryview->folder_item->folder->trash;
3325         if (summaryview->folder_item->folder->type == F_MH) {
3326                 g_return_if_fail(trash != NULL);
3327         }
3328
3329         /* search deleting messages and execute */
3330         gtk_ctree_pre_recursive
3331                 (ctree, NULL, summary_execute_delete_func, summaryview);
3332
3333         if (!summaryview->mlist) return;
3334
3335         if (trash == NULL || summaryview->folder_item == trash)
3336                 folder_item_remove_msgs(summaryview->folder_item,
3337                                         summaryview->mlist);
3338         else
3339                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3340
3341         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3342                 procmsg_msginfo_free((MsgInfo *)cur->data);
3343
3344         g_slist_free(summaryview->mlist);
3345         summaryview->mlist = NULL;
3346
3347         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3348                 folderview_update_item(trash, FALSE);
3349         }
3350         folderview_update_item(summaryview->folder_item, FALSE);
3351 }
3352
3353 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3354                                         gpointer data)
3355 {
3356         SummaryView *summaryview = data;
3357         MsgInfo *msginfo;
3358
3359         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3360
3361         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3362                 summaryview->mlist =
3363                         g_slist_append(summaryview->mlist, msginfo);
3364                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3365
3366                 if (msginfo->msgid && *msginfo->msgid &&
3367                     node == g_hash_table_lookup(summaryview->msgid_table,
3368                                                 msginfo->msgid))
3369                         g_hash_table_remove(summaryview->msgid_table,
3370                                             msginfo->msgid);
3371         }
3372 }
3373
3374 /* thread functions */
3375
3376 void summary_thread_build(SummaryView *summaryview)
3377 {
3378         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3379         GtkCTreeNode *node;
3380         GtkCTreeNode *next;
3381         GtkCTreeNode *parent;
3382         MsgInfo *msginfo;
3383
3384         summary_lock(summaryview);
3385
3386         debug_print("Building threads...");
3387         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3388         main_window_cursor_wait(summaryview->mainwin);
3389
3390         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3391                                          summary_tree_expanded, summaryview);
3392         gtk_clist_freeze(GTK_CLIST(ctree));
3393
3394         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3395         while (node) {
3396                 next = GTK_CTREE_ROW(node)->sibling;
3397
3398                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3399
3400                 parent = NULL;
3401
3402                 /* alfons - claws seems to prefer subject threading before
3403                  * inreplyto threading. we should look more deeply in this,
3404                  * because inreplyto should have precedence... */
3405                 if (msginfo && msginfo->inreplyto) {
3406                         parent = g_hash_table_lookup(summaryview->msgid_table,
3407                                                      msginfo->inreplyto);
3408                 }
3409
3410                 if (parent == NULL) {
3411                         parent = subject_table_lookup
3412                                 (summaryview->subject_table,
3413                                  msginfo->subject);
3414                 }
3415
3416                 if (parent && parent != node) {
3417                         gtk_ctree_move(ctree, node, parent, NULL);
3418                         gtk_ctree_expand(ctree, node);
3419                 }
3420
3421                 node = next;
3422         }
3423
3424         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3425
3426         while (node) {
3427                 next = GTK_CTREE_NODE_NEXT(node);
3428                 if (prefs_common.expand_thread)
3429                         gtk_ctree_expand(ctree, node);
3430                 if (prefs_common.bold_unread &&
3431                     GTK_CTREE_ROW(node)->children)
3432                         summary_set_row_marks(summaryview, node);
3433                 node = next;
3434         }
3435
3436         gtk_clist_thaw(GTK_CLIST(ctree));
3437         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3438                                            summary_tree_expanded, summaryview);
3439
3440         debug_print("done.\n");
3441         STATUSBAR_POP(summaryview->mainwin);
3442         main_window_cursor_normal(summaryview->mainwin);
3443
3444         summary_unlock(summaryview);
3445 }
3446
3447 static void summary_thread_init(SummaryView *summaryview)
3448 {
3449         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3450         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3451         GtkCTreeNode *next;
3452
3453         if (prefs_common.expand_thread) {
3454                 while (node) {
3455                         next = GTK_CTREE_ROW(node)->sibling;
3456                         if (GTK_CTREE_ROW(node)->children)
3457                                 gtk_ctree_expand(ctree, node);
3458                         node = next;
3459                 }
3460         } else if (prefs_common.bold_unread) {
3461                 while (node) {
3462                         next = GTK_CTREE_ROW(node)->sibling;
3463                         if (GTK_CTREE_ROW(node)->children)
3464                                 summary_set_row_marks(summaryview, node);
3465                         node = next;
3466                 }
3467         }
3468 }
3469
3470 void summary_unthread(SummaryView *summaryview)
3471 {
3472         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3473         GtkCTreeNode *node;
3474         GtkCTreeNode *child;
3475         GtkCTreeNode *sibling;
3476         GtkCTreeNode *next_child;
3477
3478         summary_lock(summaryview);
3479
3480         debug_print("Unthreading...");
3481         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3482         main_window_cursor_wait(summaryview->mainwin);
3483
3484         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3485                                          summary_tree_collapsed, summaryview);
3486         gtk_clist_freeze(GTK_CLIST(ctree));
3487
3488         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3489              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3490                 child = GTK_CTREE_ROW(node)->children;
3491                 sibling = GTK_CTREE_ROW(node)->sibling;
3492
3493                 while (child != NULL) {
3494                         next_child = GTK_CTREE_ROW(child)->sibling;
3495                         gtk_ctree_move(ctree, child, NULL, sibling);
3496                         child = next_child;
3497                 }
3498         }
3499
3500         /* CLAWS: and sort it */
3501         gtk_sctree_sort_recursive(ctree, NULL);
3502
3503         gtk_clist_thaw(GTK_CLIST(ctree));
3504         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3505                                            summary_tree_collapsed, summaryview);
3506
3507         debug_print("done.\n");
3508         STATUSBAR_POP(summaryview->mainwin);
3509         main_window_cursor_normal(summaryview->mainwin);
3510
3511         summary_unlock(summaryview);
3512 }
3513
3514 static void summary_unthread_for_exec(SummaryView *summaryview)
3515 {
3516         GtkCTreeNode *node;
3517         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3518
3519         summary_lock(summaryview);
3520
3521         debug_print("Unthreading for execution...");
3522
3523         gtk_clist_freeze(GTK_CLIST(ctree));
3524
3525         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3526              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3527                 summary_unthread_for_exec_func(ctree, node, NULL);
3528         }
3529
3530         gtk_clist_thaw(GTK_CLIST(ctree));
3531
3532         debug_print("done.\n");
3533
3534         summary_unlock(summaryview);
3535 }
3536
3537 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3538                                            gpointer data)
3539 {
3540         MsgInfo *msginfo;
3541         GtkCTreeNode *top_parent;
3542         GtkCTreeNode *child;
3543         GtkCTreeNode *sibling;
3544
3545         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3546
3547         if (!msginfo ||
3548             (!MSG_IS_MOVE(msginfo->flags) &&
3549              !MSG_IS_DELETED(msginfo->flags)))
3550                 return;
3551         child = GTK_CTREE_ROW(node)->children;
3552         if (!child) return;
3553
3554         for (top_parent = node;
3555              GTK_CTREE_ROW(top_parent)->parent != NULL;
3556              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3557                 ;
3558         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3559
3560         while (child != NULL) {
3561                 GtkCTreeNode *next_child;
3562
3563                 next_child = GTK_CTREE_ROW(child)->sibling;
3564                 gtk_ctree_move(ctree, child, NULL, sibling);
3565                 child = next_child;
3566         }
3567 }
3568
3569 void summary_expand_threads(SummaryView *summaryview)
3570 {
3571         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3572         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3573
3574         gtk_clist_freeze(GTK_CLIST(ctree));
3575
3576         while (node) {
3577                 if (GTK_CTREE_ROW(node)->children)
3578                         gtk_ctree_expand(ctree, node);
3579                 node = GTK_CTREE_NODE_NEXT(node);
3580         }
3581
3582         gtk_clist_thaw(GTK_CLIST(ctree));
3583
3584         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3585 }
3586
3587 void summary_collapse_threads(SummaryView *summaryview)
3588 {
3589         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3590         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3591
3592         gtk_clist_freeze(GTK_CLIST(ctree));
3593
3594         while (node) {
3595                 if (GTK_CTREE_ROW(node)->children)
3596                         gtk_ctree_collapse(ctree, node);
3597                 node = GTK_CTREE_ROW(node)->sibling;
3598         }
3599
3600         gtk_clist_thaw(GTK_CLIST(ctree));
3601
3602         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3603 }
3604
3605 void summary_filter(SummaryView *summaryview)
3606 {
3607         if (!prefs_common.fltlist && !global_processing) {
3608                 alertpanel_error(_("No filter rules defined."));
3609                 return;
3610         }
3611
3612         summary_lock(summaryview);
3613
3614         debug_print("filtering...");
3615         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3616         main_window_cursor_wait(summaryview->mainwin);
3617
3618         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3619
3620         if (global_processing == NULL) {
3621                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3622                                         GTK_CTREE_FUNC(summary_filter_func),
3623                                         summaryview);
3624
3625                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3626
3627                 if (prefs_common.immediate_exec) {
3628                         summary_unlock(summaryview);
3629                         summary_execute(summaryview);
3630                         summary_lock(summaryview);
3631                 } else
3632                         summary_status_show(summaryview);
3633         }
3634         else {
3635                 summaryview->folder_table = g_hash_table_new(NULL, NULL);
3636
3637                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3638                                         GTK_CTREE_FUNC(summary_filter_func),
3639                                         summaryview);
3640
3641                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3642
3643                 /* folder_item_scan_foreach(summaryview->folder_table); */
3644                 folderview_update_item_foreach(summaryview->folder_table, FALSE);
3645
3646                 g_hash_table_destroy(summaryview->folder_table);
3647                 summaryview->folder_table = NULL;
3648         }
3649
3650         debug_print("done.\n");
3651         STATUSBAR_POP(summaryview->mainwin);
3652         main_window_cursor_normal(summaryview->mainwin);
3653
3654         summary_unlock(summaryview);
3655
3656         /*
3657          * CLAWS: summary_show() only valid after having a lock. ideally
3658          * we want the lock to be context aware...
3659          */
3660         if (global_processing) {
3661                 summary_show(summaryview, summaryview->folder_item);
3662         }
3663 }
3664
3665 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3666                                 gpointer data)
3667 {
3668         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3669         SummaryView *summaryview = data;
3670         gchar *file;
3671         FolderItem *dest;
3672
3673         if (global_processing == NULL) {
3674                 /* old filtering */
3675                 file = procmsg_get_message_file(msginfo);
3676                 dest = filter_get_dest_folder(prefs_common.fltlist, file);
3677                 g_free(file);
3678
3679                 if (dest && strcmp2(dest->path, FILTER_NOT_RECEIVE) != 0 &&
3680                     summaryview->folder_item != dest)
3681                         summary_move_row_to(summaryview, node, dest);
3682         } else
3683                 filter_message_by_msginfo(global_processing, msginfo, summaryview->folder_table);
3684 }
3685
3686 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3687 {
3688         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
3689                                        {"X-ML-Name:",      NULL, FALSE},
3690                                        {"X-List:",         NULL, FALSE},
3691                                        {"X-Mailing-list:", NULL, FALSE},
3692                                        {"List-Id:",        NULL, FALSE},
3693                                        {NULL,              NULL, FALSE}};
3694
3695         static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
3696
3697         static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
3698                                          "X-Mailing-List", "List-Id",
3699                                          "header \"X-BeenThere\"", "header \"X-ML-Name\"",
3700                                          "header \"X-List\"", "header \"X-Mailing-List\"",
3701                                          "header \"List-Id\""};
3702         enum
3703         {
3704                 H_X_BEENTHERE    = 0,
3705                 H_X_ML_NAME      = 1,
3706                 H_X_LIST         = 2,
3707                 H_X_MAILING_LIST = 3,
3708                 H_LIST_ID        = 4
3709         };
3710
3711         enum
3712         {
3713                 H_FROM    = 0,
3714                 H_TO      = 2,
3715                 H_SUBJECT = 4
3716         };
3717
3718         MsgInfo *msginfo;
3719         gchar *header = NULL;
3720         gchar *key = NULL;
3721         FILE *fp;
3722         int header_offset;
3723         int hentry_offset;
3724
3725         if (!summaryview->selected) return;
3726
3727         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3728                                               summaryview->selected);
3729         if (!msginfo) return;
3730
3731         if (global_processing) {
3732                 header_offset = 1;
3733                 hentry_offset = 5;
3734         }
3735         else {
3736                 header_offset = 0;
3737                 hentry_offset = 0;
3738         }
3739
3740         switch (type) {
3741         case FILTER_BY_NONE:
3742                 break;
3743         case FILTER_BY_AUTO:
3744                 if ((fp = procmsg_open_message(msginfo)) == NULL) return;
3745                 procheader_get_header_fields(fp, hentry);
3746                 fclose(fp);
3747
3748                 if (hentry[H_X_BEENTHERE].body != NULL) {
3749                         header = hentry_strs[H_X_BEENTHERE + hentry_offset];
3750                         Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
3751                 } else if (hentry[H_X_ML_NAME].body != NULL) {
3752                         header = hentry_strs[H_X_ML_NAME + hentry_offset];
3753                         Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
3754                 } else if (hentry[H_X_LIST].body != NULL) {
3755                         header = hentry_strs[H_X_LIST + hentry_offset];
3756                         Xstrdup_a(key, hentry[H_X_LIST].body, );
3757                 } else if (hentry[H_X_MAILING_LIST].body != NULL) {
3758                         header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
3759                         Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
3760                 } else if (hentry[H_LIST_ID].body != NULL) {
3761                         header = hentry_strs[H_LIST_ID + hentry_offset];
3762                         Xstrdup_a(key, hentry[H_LIST_ID].body, );
3763                 } else if (msginfo->subject) {
3764                         header = header_strs[H_SUBJECT + header_offset];
3765                         key = msginfo->subject;
3766                 }
3767
3768                 g_free(hentry[H_X_BEENTHERE].body);
3769                 hentry[H_X_BEENTHERE].body = NULL;
3770                 g_free(hentry[H_X_ML_NAME].body);
3771                 hentry[H_X_ML_NAME].body = NULL;
3772                 g_free(hentry[H_X_LIST].body);
3773                 hentry[H_X_LIST].body = NULL;
3774                 g_free(hentry[H_X_MAILING_LIST].body);
3775                 hentry[H_X_MAILING_LIST].body = NULL;
3776                 g_free(hentry[H_LIST_ID].body);
3777                 hentry[H_LIST_ID].body = NULL;
3778
3779                 break;
3780         case FILTER_BY_FROM:
3781                 header = header_strs[H_FROM + header_offset];
3782                 key = msginfo->from;
3783                 break;
3784         case FILTER_BY_TO:
3785                 header = header_strs[H_TO + header_offset];
3786                 key = msginfo->to;
3787                 break;
3788         case FILTER_BY_SUBJECT:
3789                 header = header_strs[H_SUBJECT + header_offset];
3790                 key = msginfo->subject;
3791                 break;
3792         default:
3793                 break;
3794         }
3795
3796         /*
3797          * NOTE: key may be allocated on the stack, so
3798          * prefs_filter[ing]_open() should have completed
3799          * and have set entries. Otherwise we're hosed.
3800          */
3801
3802         if (global_processing)
3803                 prefs_filtering_open(NULL, header, key);
3804         else
3805                 prefs_filter_open(header, key);
3806 }
3807
3808 void summary_reply(SummaryView *summaryview, ComposeMode mode)
3809 {
3810         GList *sel = GTK_CLIST(summaryview->ctree)->selection;
3811         MsgInfo *msginfo;
3812         gchar *text;
3813
3814         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3815                                               summaryview->selected);
3816         if (!msginfo) return;
3817
3818         text = gtkut_editable_get_selection
3819                 (GTK_EDITABLE(summaryview->messageview->textview->text));
3820
3821         if (!text && summaryview->messageview->type == MVIEW_MIME
3822             && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3823             && summaryview->messageview->mimeview->textview
3824             && !summaryview->messageview->mimeview->textview->default_text) {
3825                 text = gtkut_editable_get_selection (GTK_EDITABLE
3826                          (summaryview->messageview->mimeview->textview->text));
3827         }
3828
3829         switch (mode) {
3830         case COMPOSE_REPLY:
3831                 compose_reply(msginfo, prefs_common.reply_with_quote,
3832                               FALSE, FALSE, text);
3833                 break;
3834         case COMPOSE_REPLY_WITH_QUOTE:
3835                 compose_reply(msginfo, TRUE, FALSE, FALSE, text);
3836                 break;
3837         case COMPOSE_REPLY_WITHOUT_QUOTE:
3838                 compose_reply(msginfo, FALSE, FALSE, FALSE, NULL);
3839                 break;
3840         case COMPOSE_REPLY_TO_SENDER:
3841                 compose_reply(msginfo, prefs_common.reply_with_quote,
3842                               FALSE, TRUE, text);
3843                 break;
3844         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
3845                 compose_followup_and_reply_to(msginfo,
3846                                               prefs_common.reply_with_quote,
3847                                               FALSE, TRUE, text);
3848                 break;
3849         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
3850                 compose_reply(msginfo, TRUE, FALSE, TRUE, text);
3851                 break;
3852         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
3853                 compose_reply(msginfo, FALSE, FALSE, TRUE, NULL);
3854                 break;
3855         case COMPOSE_REPLY_TO_ALL:
3856                 compose_reply(msginfo, prefs_common.reply_with_quote,
3857                               TRUE, FALSE, text);
3858                 break;
3859         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
3860                 compose_reply(msginfo, TRUE, TRUE, FALSE, text);
3861                 break;
3862         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
3863                 compose_reply(msginfo, FALSE, TRUE, FALSE, NULL);
3864                 break;
3865         case COMPOSE_FORWARD:
3866                 if (prefs_common.forward_as_attachment) {
3867                         summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
3868                         return;
3869                 } else {
3870                         summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
3871                         return;
3872                 }
3873                 break;
3874         case COMPOSE_FORWARD_INLINE:
3875                 if (!sel->next) {
3876                         compose_forward(NULL, msginfo, FALSE, text);
3877                         break;
3878                 }
3879                 /* if (sel->next) FALL THROUGH */
3880         case COMPOSE_FORWARD_AS_ATTACH:
3881                 {
3882                         GSList *msginfo_list = NULL;
3883                         for ( ; sel != NULL; sel = sel->next)
3884                                 msginfo_list = g_slist_append(msginfo_list,
3885                                         gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3886                                                 GTK_CTREE_NODE(sel->data)));
3887                         compose_forward_multiple(NULL, msginfo_list);
3888                         g_slist_free(msginfo_list);
3889                 }
3890                 break;
3891         case COMPOSE_REDIRECT:
3892                 compose_redirect(NULL, msginfo);
3893                 break;
3894         default:
3895                 g_warning("summary_reply_cb(): invalid action: %d\n", mode);
3896         }
3897
3898         summary_set_marks_selected(summaryview);
3899         g_free(text);
3900 }
3901
3902 /* color label */
3903
3904 #define N_COLOR_LABELS colorlabel_get_color_count()
3905
3906 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3907                                                      gpointer data)
3908 {
3909         guint color = GPOINTER_TO_UINT(data);
3910         SummaryView *summaryview;
3911
3912         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
3913         g_return_if_fail(summaryview != NULL);
3914
3915         /* "dont_toggle" state set? */
3916         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
3917                                 "dont_toggle"))
3918                 return;
3919
3920         summary_set_colorlabel(summaryview, color, NULL);
3921 }
3922
3923 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3924  * for the messsage; not the color index */
3925 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3926                                   guint labelcolor)
3927 {
3928         GdkColor color;
3929         GtkStyle *style, *prev_style, *ctree_style;
3930         MsgInfo *msginfo;
3931         gint color_index;
3932
3933         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3934         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
3935         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
3936
3937         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3938         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3939         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3940
3941         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3942                 if (!prev_style) return;
3943                 style = gtk_style_copy(prev_style);
3944                 color = ctree_style->fg[GTK_STATE_NORMAL];
3945                 style->fg[GTK_STATE_NORMAL] = color;
3946                 color = ctree_style->fg[GTK_STATE_SELECTED];
3947                 style->fg[GTK_STATE_SELECTED] = color;
3948         } else {
3949                 if (prev_style)
3950                         style = gtk_style_copy(prev_style);
3951                 else
3952                         style = gtk_style_copy(ctree_style);
3953                 color = colorlabel_get_color(color_index);
3954                 style->fg[GTK_STATE_NORMAL] = color;
3955                 /* get the average of label color and selected fg color
3956                    for visibility */
3957                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
3958                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
3959                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
3960         }
3961
3962         gtk_ctree_node_set_row_style(ctree, node, style);
3963 }
3964
3965 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
3966                             GtkWidget *widget)
3967 {
3968         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3969         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3970         GList *cur;
3971
3972         for (cur = clist->selection; cur != NULL; cur = cur->next)
3973                 summary_set_colorlabel_color(ctree, GTK_CTREE_NODE(cur->data),
3974                                              labelcolor);
3975 }
3976
3977 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
3978                                                           gpointer data)
3979 {
3980         SummaryView *summaryview;
3981         GtkMenuShell *menu;
3982         GtkCheckMenuItem **items;
3983         gint n;
3984         GList *cur, *sel;
3985
3986         summaryview = (SummaryView *)data;
3987         g_return_if_fail(summaryview != NULL);
3988
3989         sel = GTK_CLIST(summaryview->ctree)->selection;
3990         if (!sel) return;
3991
3992         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
3993         g_return_if_fail(menu != NULL);
3994
3995         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
3996
3997         /* NOTE: don't return prematurely because we set the "dont_toggle"
3998          * state for check menu items */
3999         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4000                             GINT_TO_POINTER(1));
4001
4002         /* clear items. get item pointers. */
4003         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4004                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4005                         gtk_check_menu_item_set_state
4006                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4007                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4008                         n++;
4009                 }
4010         }
4011
4012         if (n == (N_COLOR_LABELS + 1)) {
4013                 /* iterate all messages and set the state of the appropriate
4014                  * items */
4015                 for (; sel != NULL; sel = sel->next) {
4016                         MsgInfo *msginfo;
4017                         gint clabel;
4018
4019                         msginfo = gtk_ctree_node_get_row_data
4020                                 (GTK_CTREE(summaryview->ctree),
4021                                  GTK_CTREE_NODE(sel->data));
4022                         if (msginfo) {
4023                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4024                                 if (!items[clabel]->active)
4025                                         gtk_check_menu_item_set_state
4026                                                 (items[clabel], TRUE);
4027                         }
4028                 }
4029         } else
4030                 g_warning("invalid number of color elements (%d)\n", n);
4031
4032         /* reset "dont_toggle" state */
4033         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4034                             GINT_TO_POINTER(0));
4035 }
4036
4037 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4038 {
4039         GtkWidget *label_menuitem;
4040         GtkWidget *menu;
4041         GtkWidget *item;
4042         gint i;
4043
4044         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4045                                                    "/Color label");
4046         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4047                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4048                            summaryview);
4049         gtk_widget_show(label_menuitem);
4050
4051         menu = gtk_menu_new();
4052
4053         /* create sub items. for the menu item activation callback we pass the
4054          * index of label_colors[] as data parameter. for the None color we
4055          * pass an invalid (high) value. also we attach a data pointer so we
4056          * can always get back the SummaryView pointer. */
4057
4058         item = gtk_check_menu_item_new_with_label(_("None"));
4059         gtk_menu_append(GTK_MENU(menu), item);
4060         gtk_signal_connect(GTK_OBJECT(item), "activate",
4061                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4062                            GUINT_TO_POINTER(0));
4063         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4064         gtk_widget_show(item);
4065
4066         item = gtk_menu_item_new();
4067         gtk_menu_append(GTK_MENU(menu), item);
4068         gtk_widget_show(item);
4069
4070         /* create pixmap/label menu items */
4071         for (i = 0; i < N_COLOR_LABELS; i++) {
4072                 item = colorlabel_create_check_color_menu_item(i);
4073                 gtk_menu_append(GTK_MENU(menu), item);
4074                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4075                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4076                                    GUINT_TO_POINTER(i + 1));
4077                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4078                                     summaryview);
4079                 gtk_widget_show(item);
4080         }
4081
4082         gtk_widget_show(menu);
4083         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4084         summaryview->colorlabel_menu = menu;
4085 }
4086
4087 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4088 {
4089         GtkWidget *ctree;
4090         gint *col_pos = summaryview->col_pos;
4091         SummaryColumnState *col_state;
4092         gchar *titles[N_SUMMARY_COLS];
4093         SummaryColumnType type;
4094         gint pos;
4095
4096         memset(titles, 0, sizeof(titles));
4097
4098         col_state = prefs_summary_column_get_config();
4099         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4100                 summaryview->col_state[pos] = col_state[pos];
4101                 type = col_state[pos].type;
4102                 col_pos[type] = pos;
4103         }
4104         col_state = summaryview->col_state;
4105
4106         ctree = gtk_sctree_new_with_titles
4107                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4108
4109         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4110         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4111                                            GTK_JUSTIFY_CENTER);
4112         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4113                                            GTK_JUSTIFY_CENTER);
4114         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4115                                            GTK_JUSTIFY_CENTER);
4116         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4117                                            GTK_JUSTIFY_CENTER);
4118         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4119                                            GTK_JUSTIFY_RIGHT);
4120         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4121                                            GTK_JUSTIFY_RIGHT);
4122         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4123                                            GTK_JUSTIFY_RIGHT);
4124         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4125                                    SUMMARY_COL_MARK_WIDTH);
4126         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4127                                    SUMMARY_COL_UNREAD_WIDTH);
4128         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4129                                    SUMMARY_COL_LOCKED_WIDTH);
4130         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4131                                    SUMMARY_COL_MIME_WIDTH);
4132         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4133                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4134         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4135                                    prefs_common.summary_col_size[S_COL_FROM]);
4136         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4137                                    prefs_common.summary_col_size[S_COL_DATE]);
4138         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4139                                    prefs_common.summary_col_size[S_COL_SIZE]);
4140         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4141                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4142         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4143                                    prefs_common.summary_col_size[S_COL_SCORE]);
4144         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4145         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4146                                      GTK_CTREE_EXPANDER_SQUARE);
4147 #if 0
4148         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4149         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4150                                      GTK_CTREE_EXPANDER_TRIANGLE);
4151 #endif
4152         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4153         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4154
4155         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4156                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4157                                        GTK_CAN_FOCUS);
4158                 gtk_clist_set_column_visibility
4159                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4160         }
4161
4162         /* connect signal to the buttons for sorting */
4163 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4164         gtk_signal_connect \
4165                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4166                  "clicked", \
4167                  GTK_SIGNAL_FUNC(func), \
4168                  summaryview)
4169
4170         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4171         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
4172         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4173         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4174         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4175         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4176         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4177         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4178         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4179         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4180
4181 #undef CLIST_BUTTON_SIGNAL_CONNECT
4182
4183         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4184                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4185         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4186                            GTK_SIGNAL_FUNC(summary_button_pressed),
4187                            summaryview);
4188         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4189                            GTK_SIGNAL_FUNC(summary_button_released),
4190                            summaryview);
4191         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4192                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4193         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4194                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4195         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4196                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4197
4198         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4199                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4200                                  summaryview);
4201         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4202                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4203                                  summaryview);
4204
4205         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4206                            GTK_SIGNAL_FUNC(summary_start_drag),
4207                            summaryview);
4208         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4209                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4210                            summaryview);
4211
4212         return ctree;
4213 }
4214
4215 void summary_set_column_order(SummaryView *summaryview)
4216 {
4217         GtkWidget *ctree;
4218         GtkWidget *scrolledwin = summaryview->scrolledwin;
4219         GtkWidget *pixmap;
4220         FolderItem *item;
4221         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4222         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4223
4224         item = summaryview->folder_item;
4225
4226         summary_clear_all(summaryview);
4227         gtk_widget_destroy(summaryview->ctree);
4228
4229         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4230         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4231         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4232                                     summaryview->col_pos[S_COL_MIME], pixmap);
4233         gtk_widget_show(pixmap);
4234         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4235                                             GTK_CLIST(ctree)->hadjustment);
4236         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4237                                             GTK_CLIST(ctree)->vadjustment);
4238         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4239         gtk_widget_show(ctree);
4240
4241         summary_show(summaryview, item);
4242
4243         summary_select_by_msgnum(summaryview, selected_msgnum);
4244         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4245         if (!summaryview->displayed)
4246                 messageview_clear(summaryview->messageview);
4247         else
4248                 summary_redisplay_msg(summaryview);
4249 }
4250
4251
4252 /* callback functions */
4253
4254 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4255                                    SummaryView *summaryview)
4256 {
4257         if (!event) return;
4258
4259         summary_toggle_view(summaryview);
4260 }
4261
4262 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4263                                    SummaryView *summaryview)
4264 {
4265         if (!event) return;
4266
4267         if (event->button == 3) {
4268                 /* right clicked */
4269                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4270                                NULL, NULL, event->button, event->time);
4271         } else if (event->button == 2) {
4272                 summaryview->display_msg = TRUE;
4273         } else if (event->button == 1) {
4274                 if (!prefs_common.emulate_emacs &&
4275                     messageview_is_visible(summaryview->messageview))
4276                         summaryview->display_msg = TRUE;
4277         }
4278 }
4279
4280 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4281                                     SummaryView *summaryview)
4282 {
4283 }
4284
4285 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4286 {
4287         summary_key_pressed(summaryview->ctree, event, summaryview);
4288 }
4289
4290 #define BREAK_ON_MODIFIER_KEY() \
4291         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4292
4293 #define RETURN_IF_LOCKED() \
4294         if (summaryview->mainwin->lock_count) return
4295
4296 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4297                                 SummaryView *summaryview)
4298 {
4299         GtkCTree *ctree = GTK_CTREE(widget);
4300         GtkCTreeNode *node;
4301
4302         if (summary_is_locked(summaryview)) return;
4303         if (!event) return;
4304
4305         switch (event->keyval) {
4306         case GDK_Left:          /* Move focus */
4307         case GDK_Escape:
4308                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4309                 return;
4310         default:
4311                 break;
4312         }
4313
4314         if (!summaryview->selected) {
4315                 node = gtk_ctree_node_nth(ctree, 0);
4316                 if (node)
4317                         gtk_ctree_select(ctree, node);
4318                 else
4319                         return;
4320         }
4321
4322         switch (event->keyval) {
4323         case GDK_space:         /* Page down or go to the next */
4324                 if (summaryview->displayed != summaryview->selected) {
4325                         summary_display_msg(summaryview,
4326                                             summaryview->selected);
4327                         break;
4328                 }
4329                 if (!textview_scroll_page(summaryview->messageview->textview,
4330                                           FALSE))
4331                         summary_select_next_unread(summaryview);
4332                 break;
4333         case GDK_BackSpace:     /* Page up */
4334                 textview_scroll_page(summaryview->messageview->textview, TRUE);
4335                 break;
4336         case GDK_Return:        /* Scroll up/down one line */
4337                 if (summaryview->displayed != summaryview->selected) {
4338                         summary_display_msg(summaryview,
4339                                             summaryview->selected);
4340                         break;
4341                 }
4342                 textview_scroll_one_line(summaryview->messageview->textview,
4343                                          (event->state & GDK_MOD1_MASK) != 0);
4344                 break;
4345         case GDK_asterisk:      /* Mark */
4346                 summary_mark(summaryview);
4347                 break;
4348         case GDK_exclam:        /* Mark as unread */
4349                 summary_mark_as_unread(summaryview);
4350                 break;
4351         case GDK_Delete:
4352                 RETURN_IF_LOCKED();
4353                 BREAK_ON_MODIFIER_KEY();
4354                 summary_delete(summaryview);
4355                 break;
4356         default:
4357                 break;
4358         }
4359 }
4360
4361 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4362 {
4363         if (summaryview->folder_item->stype == F_OUTBOX ||
4364             summaryview->folder_item->stype == F_DRAFT  ||
4365             summaryview->folder_item->stype == F_QUEUE)
4366                 summary_reedit(summaryview);
4367         else
4368                 summary_open_msg(summaryview);
4369
4370         summaryview->display_msg = FALSE;
4371 }
4372
4373 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4374                                   SummaryView *summaryview)
4375 {
4376         summary_set_row_marks(summaryview, node);
4377 }
4378
4379 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4380                                    SummaryView *summaryview)
4381 {
4382         summary_set_row_marks(summaryview, node);
4383 }
4384
4385 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4386                              gint column, SummaryView *summaryview)
4387 {
4388         MsgInfo *msginfo;
4389
4390         summary_status_show(summaryview);
4391
4392         if (GTK_CLIST(ctree)->selection &&
4393              GTK_CLIST(ctree)->selection->next) {
4394                 summaryview->display_msg = FALSE;
4395                 summary_set_menu_sensitive(summaryview);
4396                 toolbar_set_sensitive(summaryview->mainwin);
4397                 return;
4398         }
4399
4400         summaryview->selected = row;
4401
4402         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4403
4404         switch (column < 0 ? column : summaryview->col_state[column].type) {
4405         case S_COL_MARK:
4406                 if (MSG_IS_MARKED(msginfo->flags)) {
4407                         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, 0);
4408                         summary_set_row_marks(summaryview, row);
4409                 } else
4410                         summary_mark_row(summaryview, row);
4411                 break;
4412         case S_COL_UNREAD:
4413                 if (MSG_IS_UNREAD(msginfo->flags)) {
4414                         summary_mark_row_as_read(summaryview, row);
4415                         summary_status_show(summaryview);
4416                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4417                          !MSG_IS_FORWARDED(msginfo->flags)) {
4418                         summary_mark_row_as_unread(summaryview, row);
4419                         summary_status_show(summaryview);
4420                 }
4421                 break;
4422         case S_COL_LOCKED:
4423                 if (MSG_IS_LOCKED(msginfo->flags)) {
4424                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4425                         summary_set_row_marks(summaryview, row);
4426                 }
4427                 else
4428                         summary_lock_row(summaryview, row);
4429                 break;
4430         default:
4431                 break;
4432         }
4433
4434         if (summaryview->display_msg ||
4435             (prefs_common.show_msg_with_cursor_key &&
4436              messageview_is_visible(summaryview->messageview))) {
4437                 summary_display_msg(summaryview, row);
4438                 summaryview->display_msg = FALSE;
4439         } else {
4440                 summary_set_menu_sensitive(summaryview);
4441                 toolbar_set_sensitive(summaryview->mainwin);
4442         }
4443 }
4444
4445 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4446                                 SummaryView *summaryview)
4447 {
4448         SummaryColumnType type = summaryview->col_state[column].type;
4449
4450         prefs_common.summary_col_size[type] = width;
4451 }
4452
4453 static void summary_reply_cb(SummaryView *summaryview, guint action,
4454                              GtkWidget *widget)
4455 {
4456         summary_reply(summaryview, (ComposeMode)action);
4457 }
4458
4459 static void summary_execute_cb(SummaryView *summaryview, guint action,
4460                                GtkWidget *widget)
4461 {
4462         summary_execute(summaryview);
4463 }
4464
4465 static void summary_show_all_header_cb(SummaryView *summaryview,
4466                                        guint action, GtkWidget *widget)
4467 {
4468         summary_display_msg_selected(summaryview,
4469                                      GTK_CHECK_MENU_ITEM(widget)->active);
4470 }
4471
4472 static void summary_add_address_cb(SummaryView *summaryview,
4473                                    guint action, GtkWidget *widget)
4474 {
4475         summary_add_address(summaryview);
4476 }
4477
4478 static void summary_create_filter_cb(SummaryView *summaryview,
4479                                      guint action, GtkWidget *widget)
4480 {
4481         summary_filter_open(summaryview, (PrefsFilterType)action);
4482 }
4483
4484 static void summary_sort_by_column_click(SummaryView *summaryview,
4485                                          FolderSortKey sort_key)
4486 {
4487         FolderItem *item = summaryview->folder_item;
4488
4489         if (!item) return;
4490
4491         if (item->sort_key == sort_key)
4492                 summary_sort(summaryview, sort_key,
4493                              item->sort_type == SORT_ASCENDING
4494                              ? SORT_DESCENDING : SORT_ASCENDING);
4495         else
4496                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4497 }
4498
4499 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4500 {
4501         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4502 }
4503
4504 static void summary_unread_clicked(GtkWidget *button, SummaryView *summaryview)
4505 {
4506         summary_sort_by_column_click(summaryview, SORT_BY_UNREAD);
4507 }
4508
4509 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4510 {
4511         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4512 }
4513
4514 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4515 {
4516         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4517 }
4518
4519 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4520 {
4521         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4522 }
4523
4524 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4525 {
4526         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4527 }
4528
4529 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4530 {
4531         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4532 }
4533
4534 static void summary_subject_clicked(GtkWidget *button,
4535                                     SummaryView *summaryview)
4536 {
4537         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4538 }
4539
4540 static void summary_score_clicked(GtkWidget *button,
4541                                   SummaryView *summaryview)
4542 {
4543         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4544 }
4545
4546 static void summary_locked_clicked(GtkWidget *button,
4547                                    SummaryView *summaryview)
4548 {
4549         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4550 }
4551
4552 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4553                                SummaryView *summaryview)
4554 {
4555         GtkTargetList *list;
4556         GdkDragContext *context;
4557
4558         g_return_if_fail(summaryview != NULL);
4559         g_return_if_fail(summaryview->folder_item != NULL);
4560         g_return_if_fail(summaryview->folder_item->folder != NULL);
4561         if (summaryview->selected == NULL) return;
4562
4563         list = gtk_target_list_new(summary_drag_types, 1);
4564
4565         context = gtk_drag_begin(widget, list,
4566                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4567         gtk_drag_set_icon_default(context);
4568 }
4569
4570 static void summary_drag_data_get(GtkWidget        *widget,
4571                                   GdkDragContext   *drag_context,
4572                                   GtkSelectionData *selection_data,
4573                                   guint             info,
4574                                   guint             time,
4575                                   SummaryView      *summaryview)
4576 {
4577         if (info == TARGET_MAIL_URI_LIST) {
4578                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4579                 GList *cur;
4580                 MsgInfo *msginfo;
4581                 gchar *mail_list = NULL, *tmp1, *tmp2;
4582
4583                 for (cur = GTK_CLIST(ctree)->selection;
4584                      cur != NULL; cur = cur->next) {
4585                         msginfo = gtk_ctree_node_get_row_data
4586                                 (ctree, GTK_CTREE_NODE(cur->data));
4587                         tmp2 = procmsg_get_message_file(msginfo);
4588                         if (!tmp2) continue;
4589                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4590                         g_free(tmp2);
4591
4592                         if (!mail_list) {
4593                                 mail_list = tmp1;
4594                         } else {
4595                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4596                                 g_free(mail_list);
4597                                 g_free(tmp1);
4598                                 mail_list = tmp2;
4599                         }
4600                 }
4601
4602                 if (mail_list != NULL) {
4603                         gtk_selection_data_set(selection_data,
4604                                                selection_data->target, 8,
4605                                                mail_list, strlen(mail_list));
4606                         g_free(mail_list);
4607                 }
4608         } else if (info == TARGET_DUMMY) {
4609                 if (GTK_CLIST(summaryview->ctree)->selection)
4610                         gtk_selection_data_set(selection_data,
4611                                                selection_data->target, 8,
4612                                                "Dummy", 6);
4613         }
4614 }
4615
4616
4617 /* custom compare functions for sorting */
4618
4619 static gint summary_cmp_by_mark(GtkCList *clist,
4620                                 gconstpointer ptr1, gconstpointer ptr2)
4621 {
4622         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4623         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4624
4625         return MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags);
4626 }
4627
4628 static gint summary_cmp_by_unread(GtkCList *clist,
4629                                   gconstpointer ptr1, gconstpointer ptr2)
4630 {
4631         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4632         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4633
4634         return MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags);
4635 }
4636
4637 static gint summary_cmp_by_mime(GtkCList *clist,
4638                                 gconstpointer ptr1, gconstpointer ptr2)
4639 {
4640         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4641         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4642
4643         return MSG_IS_MIME(msginfo1->flags) - MSG_IS_MIME(msginfo2->flags);
4644 }
4645
4646 static gint summary_cmp_by_num(GtkCList *clist,
4647                                gconstpointer ptr1, gconstpointer ptr2)
4648 {
4649         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4650         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4651
4652         return msginfo1->msgnum - msginfo2->msgnum;
4653 }
4654
4655 static gint summary_cmp_by_size(GtkCList *clist,
4656                                 gconstpointer ptr1, gconstpointer ptr2)
4657 {
4658         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4659         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4660
4661         return msginfo1->size - msginfo2->size;
4662 }
4663
4664 static gint summary_cmp_by_date(GtkCList *clist,
4665                                gconstpointer ptr1, gconstpointer ptr2)
4666 {
4667         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4668         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4669
4670         return msginfo1->date_t - msginfo2->date_t;
4671 }
4672
4673 static gint summary_cmp_by_from(GtkCList *clist,
4674                                gconstpointer ptr1, gconstpointer ptr2)
4675 {
4676         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4677         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4678
4679         if (!msginfo1->fromname)
4680                 return (msginfo2->fromname != NULL);
4681         if (!msginfo2->fromname)
4682                 return -1;
4683
4684         return strcasecmp(msginfo1->fromname, msginfo2->fromname);
4685 }
4686
4687 static gint summary_cmp_by_subject(GtkCList *clist,
4688                                gconstpointer ptr1, gconstpointer ptr2)
4689 {
4690         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4691         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4692
4693         if (!msginfo1->subject)
4694                 return (msginfo2->subject != NULL);
4695         if (!msginfo2->subject)
4696                 return -1;
4697
4698         return strcasecmp(msginfo1->subject, msginfo2->subject);
4699 }
4700
4701 static gint summary_cmp_by_simplified_subject
4702         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4703 {
4704         const PrefsFolderItem *prefs;
4705         const gchar *str1, *str2;
4706         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4707         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4708         const MsgInfo *msginfo1 = r1->data;
4709         const MsgInfo *msginfo2 = r2->data;
4710         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
4711
4712         g_return_val_if_fail(sv, -1);
4713         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4714
4715         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4716         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4717
4718         if (!str1)
4719                 return str2 != NULL;
4720
4721         if (!str2)
4722                 return -1;
4723
4724         prefs = msginfo1->folder->prefs;
4725         if (!prefs)
4726                 prefs = msginfo2->folder->prefs;
4727         if (!prefs)
4728                 return -1;
4729
4730         return strcasecmp(str1, str2);
4731 }
4732
4733 static gint summary_cmp_by_label(GtkCList *clist,
4734                                  gconstpointer ptr1, gconstpointer ptr2)
4735 {
4736         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4737         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4738
4739         return MSG_GET_COLORLABEL(msginfo1->flags) -
4740                 MSG_GET_COLORLABEL(msginfo2->flags);
4741 }
4742
4743 static void news_flag_crosspost(MsgInfo *msginfo)
4744 {
4745         GString *line;
4746         gpointer key;
4747         gpointer value;
4748         Folder *mff = msginfo->folder->folder;
4749
4750         if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
4751                 line = g_string_sized_new(128);
4752                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4753                 debug_print("nfcp: checking <%s>", line->str);
4754                 if (mff->newsart &&
4755                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4756                         debug_print(" <%s>", (gchar *)value);
4757                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4758                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4759                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4760                         }
4761                         g_hash_table_remove(mff->newsart, key);
4762                         g_free(key);
4763                 }
4764                 g_string_free(line, TRUE);
4765                 debug_print("\n");
4766         }
4767 }
4768
4769 static gint summary_cmp_by_score(GtkCList *clist,
4770                                  gconstpointer ptr1, gconstpointer ptr2)
4771 {
4772         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4773         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4774         int diff;
4775
4776         /* if score are equal, sort by date */
4777
4778         diff = msginfo1->threadscore - msginfo2->threadscore;
4779         if (diff != 0)
4780                 return diff;
4781         else
4782                 return summary_cmp_by_date(clist, ptr1, ptr2);
4783 }
4784
4785 static gint summary_cmp_by_locked(GtkCList *clist,
4786                                   gconstpointer ptr1, gconstpointer ptr2)
4787 {
4788         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4789         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4790
4791         return MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags);
4792 }
4793
4794 static void summary_select_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4795 {
4796         MsgInfo *msginfo;
4797
4798         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4799         gtk_ctree_select(GTK_CTREE(ctree), row);
4800         debug_print("Message %d selected\n", msginfo->msgnum);
4801 }
4802
4803 /* select current thread */
4804 void summary_select_thread(SummaryView *summaryview)
4805 {
4806         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4807         GtkCTreeNode *node = summaryview->selected;
4808         GList *cur;
4809
4810         while (GTK_CTREE_ROW(node)->parent != NULL)
4811                 node = GTK_CTREE_ROW(node)->parent;
4812
4813         if (node && node != summaryview->selected)
4814                 summary_select_node(summaryview, node, TRUE, FALSE);
4815
4816         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
4817                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_select_thread_func), summaryview);
4818         }
4819
4820         summary_status_show(summaryview);
4821 }
4822
4823 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4824 {
4825         SummaryView *summaryview = (SummaryView *) data;
4826         MsgInfo *msginfo;
4827
4828         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4829
4830         if (MSG_IS_NEW(msginfo->flags))
4831                 summaryview->newmsgs--;
4832         if (MSG_IS_UNREAD(msginfo->flags))
4833                 summaryview->unread--;
4834
4835         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
4836
4837         summary_set_row_marks(summaryview, row);
4838         debug_print("Message %d is marked as ignore thread\n",
4839             msginfo->msgnum);
4840 }
4841
4842 static void summary_ignore_thread(SummaryView *summaryview)
4843 {
4844         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4845         GList *cur;
4846
4847         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
4848                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_ignore_thread_func), summaryview);
4849         }
4850
4851         summary_status_show(summaryview);
4852 }
4853
4854 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4855 {
4856         SummaryView *summaryview = (SummaryView *) data;
4857         MsgInfo *msginfo;
4858
4859         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4860
4861         if (MSG_IS_NEW(msginfo->flags))
4862                 summaryview->newmsgs++;
4863         if (MSG_IS_UNREAD(msginfo->flags))
4864                 summaryview->unread++;
4865
4866         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
4867
4868         summary_set_row_marks(summaryview, row);
4869         debug_print("Message %d is marked as unignore thread\n",
4870             msginfo->msgnum);
4871 }
4872
4873 static void summary_unignore_thread(SummaryView *summaryview)
4874 {
4875         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4876         GList *cur;
4877
4878         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
4879                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
4880         }
4881
4882         summary_status_show(summaryview);
4883 }
4884
4885 #if 0 /* OLD PROCESSING */
4886 static gboolean processing_apply_func(GNode *node, gpointer data)
4887 {
4888         FolderItem *item;
4889         GSList * processing;
4890         SummaryView * summaryview = (SummaryView *) data;
4891
4892         if (node == NULL)
4893                 return FALSE;
4894
4895         item = node->data;
4896         /* prevent from the warning */
4897         if (item->path == NULL)
4898                 return FALSE;
4899         processing = item->prefs->processing;
4900
4901
4902         if (processing != NULL) {
4903                 gchar * buf;
4904                 GSList * mlist;
4905                 GSList * cur;
4906
4907                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
4908                 debug_print(buf);
4909                 STATUSBAR_PUSH(summaryview->mainwin, buf);
4910                 g_free(buf);
4911
4912 /*
4913                 mlist = item->folder->get_msg_list(item->folder, item,
4914                                                    TRUE);
4915 */
4916                 mlist = folder_item_get_msg_list(item);
4917                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
4918                         MsgInfo * msginfo;
4919
4920                         msginfo = (MsgInfo *) cur->data;
4921                         filter_message_by_msginfo(processing, msginfo, NULL);
4922                         procmsg_msginfo_free(msginfo);
4923                 }
4924
4925                 g_slist_free(mlist);
4926
4927                 STATUSBAR_POP(summaryview->mainwin);
4928         }
4929
4930
4931         return FALSE;
4932 }
4933
4934 void processing_apply(SummaryView * summaryview)
4935 {
4936         GList * cur;
4937
4938         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
4939                 Folder *folder;
4940
4941                 folder = (Folder *) cur->data;
4942                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
4943                                 processing_apply_func, summaryview);
4944         }
4945 }
4946 #endif
4947
4948 void summary_toggle_show_read_messages(SummaryView *summaryview)
4949 {
4950         if (summaryview->folder_item->hide_read_msgs)
4951                 summaryview->folder_item->hide_read_msgs = 0;
4952         else
4953                 summaryview->folder_item->hide_read_msgs = 1;
4954         summary_show(summaryview, summaryview->folder_item);
4955 }
4956
4957 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
4958                                              guint action)
4959 {
4960         GtkWidget *widget;
4961
4962         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
4963                                            "/View/Hide read messages");
4964         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
4965                             GINT_TO_POINTER(1));
4966         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
4967         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
4968                             GINT_TO_POINTER(0));
4969 }
4970
4971 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
4972 {
4973         GtkWidget *ctree = summaryview->ctree;
4974         GtkWidget *pixmap;
4975
4976         gtk_widget_destroy(summaryview->folder_pixmap);
4977
4978         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
4979         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
4980         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
4981         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
4982         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
4983         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
4984         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
4985         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
4986         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
4987         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
4988         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
4989
4990         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
4991         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
4992         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 0);
4993         gtk_widget_show(pixmap);
4994         summaryview->folder_pixmap = pixmap;
4995
4996         folderview_unselect(summaryview->folderview);
4997         folderview_select(summaryview->folderview, summaryview->folder_item);
4998 }
4999
5000 /*
5001  * Harvest addresses for selected messages in summary view.
5002  */
5003 void summary_harvest_address(SummaryView *summaryview)
5004 {
5005         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5006         GList *cur;
5007         GList *msgList;
5008         MsgInfo *msginfo;
5009
5010         msgList = NULL;
5011         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5012                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5013                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5014         }
5015         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5016         g_list_free( msgList );
5017 }
5018
5019 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5020 {
5021         int err;
5022         gchar buf[BUFFSIZE];
5023         regex_t *preg = NULL;
5024
5025         preg = g_new0(regex_t, 1);
5026
5027         err = string_match_precompile(simplify_subject_regexp,
5028                                       preg, REG_EXTENDED);
5029         if (err) {
5030                 regerror(err, preg, buf, BUFFSIZE);
5031                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5032                 g_free(preg);
5033                 preg = NULL;
5034         }
5035
5036         return preg;
5037 }
5038
5039 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5040 {
5041         g_return_if_fail(summaryview != NULL);
5042         g_return_if_fail(item != NULL);
5043
5044         /* Subject simplification */
5045         if(summaryview->simplify_subject_preg) {
5046                 regfree(summaryview->simplify_subject_preg);
5047                 g_free(summaryview->simplify_subject_preg);
5048                 summaryview->simplify_subject_preg = NULL;
5049         }
5050         if(item->prefs && item->prefs->simplify_subject_regexp &&
5051            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5052                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5053 }
5054
5055 /*
5056  * End of Source.
5057  */