src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2001 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/gtkbindings.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48 #include <unistd.h>
  49
  50 #include "intl.h"
  51 #include "main.h"
  52 #include "menu.h"
  53 #include "mainwindow.h"
  54 #include "folderview.h"
  55 #include "summaryview.h"
  56 #include "messageview.h"
  57 #include "foldersel.h"
  58 #include "procmsg.h"
  59 #include "procheader.h"
  60 #include "headerwindow.h"
  61 #include "sourcewindow.h"
  62 #include "prefs_common.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "filesel.h"
  68 #include "manage_window.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "filter.h"
  73 #include "folder.h"
  74 #include "addressbook.h"
  75
  76 #include "pixmaps/dir-open.xpm"
  77 #include "pixmaps/mark.xpm"
  78 #include "pixmaps/deleted.xpm"
  79 #include "pixmaps/new.xpm"
  80 #include "pixmaps/unread.xpm"
  81 #include "pixmaps/replied.xpm"
  82 #include "pixmaps/forwarded.xpm"
  83 #include "pixmaps/clip.xpm"
  84
  85 #define STATUSBAR_PUSH(mainwin, str) \
  86 { \
  87         gtk_statusbar_push(GTK_STATUSBAR(mainwin->statusbar), \
  88                            mainwin->summaryview_cid, str); \
  89         gtkut_widget_wait_for_draw(mainwin->hbox_stat); \
  90 }
  91
  92 #define STATUSBAR_POP(mainwin) \
  93 { \
  94         gtk_statusbar_pop(GTK_STATUSBAR(mainwin->statusbar), \
  95                           mainwin->summaryview_cid); \
  96 }
  97
  98 #define SUMMARY_COL_MARK_WIDTH          10
  99 #define SUMMARY_COL_UNREAD_WIDTH        13
 100 #define SUMMARY_COL_MIME_WIDTH          10
 101
 102 static GdkFont *smallfont;
 103
 104 static GdkPixmap *folderxpm;
 105 static GdkBitmap *folderxpmmask;
 106
 107 static GdkPixmap *markxpm;
 108 static GdkBitmap *markxpmmask;
 109 static GdkPixmap *deletedxpm;
 110 static GdkBitmap *deletedxpmmask;
 111
 112 static GdkPixmap *newxpm;
 113 static GdkBitmap *newxpmmask;
 114 static GdkPixmap *unreadxpm;
 115 static GdkBitmap *unreadxpmmask;
 116 static GdkPixmap *repliedxpm;
 117 static GdkBitmap *repliedxpmmask;
 118 static GdkPixmap *forwardedxpm;
 119 static GdkBitmap *forwardedxpmmask;
 120
 121 static GdkPixmap *clipxpm;
 122 static GdkBitmap *clipxpmmask;
 123
 124 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 125                                          GtkCTreeNode           *node,
 126                                          gpointer                data);
 127 static void summary_set_marks_func      (GtkCTree               *ctree,
 128                                          GtkCTreeNode           *node,
 129                                          gpointer                data);
 130 static void summary_write_cache_func    (GtkCTree               *ctree,
 131                                          GtkCTreeNode           *node,
 132                                          gpointer                data);
 133
 134 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 135
 136 static GtkCTreeNode *summary_find_next_unread_msg
 137                                         (SummaryView            *summaryview,
 138                                          GtkCTreeNode           *current_node);
 139 static GtkCTreeNode *summary_find_next_marked_msg
 140                                         (SummaryView            *summaryview,
 141                                          GtkCTreeNode           *current_node);
 142 static GtkCTreeNode *summary_find_prev_marked_msg
 143                                         (SummaryView            *summaryview,
 144                                          GtkCTreeNode           *current_node);
 145 static GtkCTreeNode *summary_find_msg_by_msgnum
 146                                         (SummaryView            *summaryview,
 147                                          guint                   msgnum);
 148 #if 0
 149 static GtkCTreeNode *summary_find_prev_unread_msg
 150                                         (SummaryView            *summaryview,
 151                                          GtkCTreeNode           *current_node);
 152 #endif
 153
 154 static void summary_update_status       (SummaryView            *summaryview);
 155
 156 /* display functions */
 157 static void summary_status_show         (SummaryView            *summaryview);
 158 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 159                                          GSList                 *mlist);
 160 static void summary_set_header          (gchar                  *text[],
 161                                          MsgInfo                *msginfo);
 162 static void summary_display_msg         (SummaryView            *summaryview,
 163                                          GtkCTreeNode           *row,
 164                                          gboolean                new_window);
 165 static void summary_toggle_view         (SummaryView            *summaryview);
 166 static void summary_set_row_marks       (SummaryView            *summaryview,
 167                                          GtkCTreeNode           *row);
 168
 169 /* message handling */
 170 static void summary_mark_row            (SummaryView            *summaryview,
 171                                          GtkCTreeNode           *row);
 172 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 173                                          GtkCTreeNode           *row);
 174 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 175                                          GtkCTreeNode           *row);
 176 static void summary_delete_row          (SummaryView            *summaryview,
 177                                          GtkCTreeNode           *row);
 178 static void summary_unmark_row          (SummaryView            *summaryview,
 179                                          GtkCTreeNode           *row);
 180 static void summary_move_row_to         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row,
 182                                          FolderItem             *to_folder);
 183 static void summary_copy_row_to         (SummaryView            *summaryview,
 184                                          GtkCTreeNode           *row,
 185                                          FolderItem             *to_folder);
 186
 187 static void summary_delete_duplicated_func
 188                                         (GtkCTree               *ctree,
 189                                          GtkCTreeNode           *node,
 190                                          SummaryView            *summaryview);
 191
 192 static void summary_execute_move        (SummaryView            *summaryview);
 193 static void summary_execute_move_func   (GtkCTree               *ctree,
 194                                          GtkCTreeNode           *node,
 195                                          gpointer                data);
 196 static void summary_execute_copy        (SummaryView            *summaryview);
 197 static void summary_execute_copy_func   (GtkCTree               *ctree,
 198                                          GtkCTreeNode           *node,
 199                                          gpointer                data);
 200 static void summary_execute_delete      (SummaryView            *summaryview);
 201 static void summary_execute_delete_func (GtkCTree               *ctree,
 202                                          GtkCTreeNode           *node,
 203                                          gpointer                data);
 204
 205 /* thread functions */
 206 static void summary_thread_func                 (GtkCTree       *ctree,
 207                                                  GtkCTreeNode   *node,
 208                                                  gpointer        data);
 209 static void summary_unthread_func               (GtkCTree       *ctree,
 210                                                  GtkCTreeNode   *node,
 211                                                  gpointer        data);
 212 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 213 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 214                                                  GtkCTreeNode   *node,
 215                                                  gpointer        data);
 216
 217 static void summary_filter_func         (GtkCTree               *ctree,
 218                                          GtkCTreeNode           *node,
 219                                          gpointer                data);
 220
 221 /* callback functions */
 222 static void summary_toggle_pressed      (GtkWidget              *eventbox,
 223                                          GdkEventButton         *event,
 224                                          SummaryView            *summaryview);
 225 static void summary_button_pressed      (GtkWidget              *ctree,
 226                                          GdkEventButton         *event,
 227                                          SummaryView            *summaryview);
 228 static void summary_button_released     (GtkWidget              *ctree,
 229                                          GdkEventButton         *event,
 230                                          SummaryView            *summaryview);
 231 static void summary_key_pressed         (GtkWidget              *ctree,
 232                                          GdkEventKey            *event,
 233                                          SummaryView            *summaryview);
 234 static void summary_open_row            (GtkSCTree              *sctree,
 235                                          SummaryView            *summaryview);
 236 static void summary_selected            (GtkCTree               *ctree,
 237                                          GtkCTreeNode           *row,
 238                                          gint                    column,
 239                                          SummaryView            *summaryview);
 240 static void summary_col_resized         (GtkCList               *clist,
 241                                          gint                    column,
 242                                          gint                    width,
 243                                          SummaryView            *summaryview);
 244 static void summary_reply_cb            (SummaryView            *summaryview,
 245                                          guint                   action,
 246                                          GtkWidget              *widget);
 247 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 248                                          guint                   action,
 249                                          GtkWidget              *widget);
 250 static void summary_add_sender_to_cb (SummaryView                       *summaryview,
 251                                          guint                   action,
 252                                          GtkWidget              *widget);
 253
 254 static void summary_num_clicked         (GtkWidget              *button,
 255                                          SummaryView            *summaryview);
 256 static void summary_size_clicked        (GtkWidget              *button,
 257                                          SummaryView            *summaryview);
 258 static void summary_date_clicked        (GtkWidget              *button,
 259                                          SummaryView            *summaryview);
 260 static void summary_from_clicked        (GtkWidget              *button,
 261                                          SummaryView            *summaryview);
 262 static void summary_subject_clicked     (GtkWidget              *button,
 263                                          SummaryView            *summaryview);
 264
 265 static void summary_start_drag          (GtkWidget        *widget,
 266                                          int button,
 267                                          GdkEvent *event,
 268                                          SummaryView      *summaryview);
 269 static void summary_drag_data_get       (GtkWidget        *widget,
 270                                          GdkDragContext   *drag_context,
 271                                          GtkSelectionData *selection_data,
 272                                          guint             info,
 273                                          guint             time,
 274                                          SummaryView      *summaryview);
 275
 276 /* custom compare functions for sorting */
 277
 278 static gint summary_cmp_by_num          (GtkCList               *clist,
 279                                          gconstpointer           ptr1,
 280                                          gconstpointer           ptr2);
 281 static gint summary_cmp_by_size         (GtkCList               *clist,
 282                                          gconstpointer           ptr1,
 283                                          gconstpointer           ptr2);
 284 static gint summary_cmp_by_date         (GtkCList               *clist,
 285                                          gconstpointer           ptr1,
 286                                          gconstpointer           ptr2);
 287 static gint summary_cmp_by_from         (GtkCList               *clist,
 288                                          gconstpointer           ptr1,
 289                                          gconstpointer           ptr2);
 290 static gint summary_cmp_by_subject      (GtkCList               *clist,
 291                                          gconstpointer           ptr1,
 292                                          gconstpointer           ptr2);
 293
 294 GtkTargetEntry summary_drag_types[1] =
 295 {
 296         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 297 };
 298
 299 static GtkItemFactoryEntry summary_popup_entries[] =
 300 {
 301         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 302         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 303         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 304         {N_("/E_xecute"),               NULL, summary_execute,  0, NULL},
 305         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 306         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 307         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 308         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 309         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 310         {N_("/_Mark/Make it as _being read"),
 311                                         NULL, summary_mark_as_read, 0, NULL},
 312         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 313         {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 314         {N_("/Reply to a_ll"),          NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 315         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 316         {N_("/Forward as an a_ttachment"),
 317                                         NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 318         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 319         {N_("/Open in new _window"),    NULL, summary_open_msg, 0, NULL},
 320         {N_("/View so_urce"),           NULL, summary_view_source, 0, NULL},
 321         {N_("/Show all _header"),       NULL, summary_show_all_header_cb, 0, NULL},
 322         {N_("/Re_edit"),                NULL, summary_reedit,   0, NULL},
 323         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 324         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 325         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 326         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 327         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL}
 328 };
 329
 330 SummaryView *summary_create(void)
 331 {
 332         SummaryView *summaryview;
 333         gchar *titles[N_SUMMARY_COLS] = {_("M"), _("U")};
 334         GtkWidget *vbox;
 335         GtkWidget *scrolledwin;
 336         GtkWidget *ctree;
 337         GtkWidget *hbox;
 338         GtkWidget *statlabel_folder;
 339         GtkWidget *statlabel_select;
 340         GtkWidget *statlabel_msgs;
 341         GtkWidget *toggle_eventbox;
 342         GtkWidget *toggle_arrow;
 343         GtkWidget *popupmenu;
 344         GtkItemFactory *popupfactory;
 345         GtkBindingSet *binding_set;
 346         gint n_entries;
 347         gint i;
 348
 349         debug_print(_("Creating summary view...\n"));
 350         summaryview = g_new0(SummaryView, 1);
 351
 352         vbox = gtk_vbox_new(FALSE, 2);
 353
 354         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 355         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 356                                        GTK_POLICY_AUTOMATIC,
 357                                        GTK_POLICY_ALWAYS);
 358         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 359         gtk_widget_set_usize(vbox,
 360                              prefs_common.summaryview_width,
 361                              prefs_common.summaryview_height);
 362
 363         if (prefs_common.trans_hdr) {
 364                 titles[S_COL_NUMBER]  = _("No.");
 365                 titles[S_COL_DATE]    = _("Date");
 366                 titles[S_COL_FROM]    = _("From");
 367                 titles[S_COL_SUBJECT] = _("Subject");
 368         } else {
 369                 titles[S_COL_NUMBER]  = "No.";
 370                 titles[S_COL_DATE]    = "Date";
 371                 titles[S_COL_FROM]    = "From";
 372                 titles[S_COL_SUBJECT] = "Subject";
 373         }
 374         titles[S_COL_SIZE] = _("Size");
 375
 376         ctree = gtk_sctree_new_with_titles(N_SUMMARY_COLS, S_COL_SUBJECT, titles);
 377         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 378                                             GTK_CLIST(ctree)->hadjustment);
 379         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 380                                             GTK_CLIST(ctree)->vadjustment);
 381         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 382         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
 383         gtk_clist_set_column_justification(GTK_CLIST(ctree), S_COL_MARK,
 384                                            GTK_JUSTIFY_CENTER);
 385         gtk_clist_set_column_justification(GTK_CLIST(ctree), S_COL_UNREAD,
 386                                            GTK_JUSTIFY_CENTER);
 387         gtk_clist_set_column_justification(GTK_CLIST(ctree), S_COL_MIME,
 388                                            GTK_JUSTIFY_CENTER);
 389         gtk_clist_set_column_justification(GTK_CLIST(ctree), S_COL_NUMBER,
 390                                            GTK_JUSTIFY_RIGHT);
 391         gtk_clist_set_column_justification(GTK_CLIST(ctree), S_COL_SIZE,
 392                                            GTK_JUSTIFY_RIGHT);
 393         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_MARK,
 394                                    SUMMARY_COL_MARK_WIDTH);
 395         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_UNREAD,
 396                                    SUMMARY_COL_UNREAD_WIDTH);
 397         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_MIME,
 398                                    SUMMARY_COL_MIME_WIDTH);
 399         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_NUMBER,
 400                                    prefs_common.summary_col_number);
 401         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_SIZE,
 402                                    prefs_common.summary_col_size);
 403         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_DATE,
 404                                    prefs_common.summary_col_date);
 405         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_FROM,
 406                                    prefs_common.summary_col_from);
 407         gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_SUBJECT,
 408                                    prefs_common.summary_col_subject);
 409         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
 410         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 411                                      GTK_CTREE_EXPANDER_SQUARE);
 412 #if 0
 413         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
 414         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 415                                      GTK_CTREE_EXPANDER_TRIANGLE);
 416 #endif
 417         gtk_ctree_set_indent(GTK_CTREE(ctree), 18);
 418         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
 419
 420         /* don't let title buttons take key focus */
 421         for (i = 0; i < N_SUMMARY_COLS; i++)
 422                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
 423                                        GTK_CAN_FOCUS);
 424
 425         /* connect signal to the buttons for sorting */
 426         gtk_signal_connect
 427                 (GTK_OBJECT(GTK_CLIST(ctree)->column[S_COL_NUMBER].button),
 428                  "clicked",
 429                  GTK_SIGNAL_FUNC(summary_num_clicked),
 430                  summaryview);
 431         gtk_signal_connect
 432                 (GTK_OBJECT(GTK_CLIST(ctree)->column[S_COL_SIZE].button),
 433                  "clicked",
 434                  GTK_SIGNAL_FUNC(summary_size_clicked),
 435                  summaryview);
 436         gtk_signal_connect
 437                 (GTK_OBJECT(GTK_CLIST(ctree)->column[S_COL_DATE].button),
 438                  "clicked",
 439                  GTK_SIGNAL_FUNC(summary_date_clicked),
 440                  summaryview);
 441         gtk_signal_connect
 442                 (GTK_OBJECT(GTK_CLIST(ctree)->column[S_COL_FROM].button),
 443                  "clicked",
 444                  GTK_SIGNAL_FUNC(summary_from_clicked),
 445                  summaryview);
 446         gtk_signal_connect
 447                 (GTK_OBJECT(GTK_CLIST(ctree)->column[S_COL_SUBJECT].button),
 448                  "clicked",
 449                  GTK_SIGNAL_FUNC(summary_subject_clicked),
 450                  summaryview);
 451
 452         /* create status label */
 453         hbox = gtk_hbox_new(FALSE, 0);
 454         gtk_box_pack_end(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 455
 456         statlabel_folder = gtk_label_new("");
 457         gtk_box_pack_start(GTK_BOX(hbox), statlabel_folder, FALSE, FALSE, 2);
 458         statlabel_select = gtk_label_new("");
 459         gtk_box_pack_start(GTK_BOX(hbox), statlabel_select, FALSE, FALSE, 16);
 460
 461         /* toggle view button */
 462         toggle_eventbox = gtk_event_box_new();
 463         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 464         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 465         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 466
 467         statlabel_msgs = gtk_label_new("");
 468         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 469
 470         /* create popup menu */
 471         n_entries = sizeof(summary_popup_entries) /
 472                 sizeof(summary_popup_entries[0]);
 473         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 474                                       "<SummaryView>", &popupfactory,
 475                                       summaryview);
 476
 477         /* bind keys */
 478         binding_set = gtk_binding_set_by_class
 479                 (GTK_CLIST_CLASS(GTK_OBJECT(ctree)->klass));
 480
 481         gtk_binding_entry_add_signal(binding_set, GDK_n, GDK_CONTROL_MASK,
 482                                      "scroll_vertical", 2,
 483                                      GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
 484                                      GTK_TYPE_FLOAT, 0.0);
 485         gtk_binding_entry_add_signal(binding_set, GDK_p, GDK_CONTROL_MASK,
 486                                      "scroll_vertical", 2,
 487                                      GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
 488                                      GTK_TYPE_FLOAT, 0.0);
 489         gtk_binding_entry_clear(binding_set, GDK_space, 0);
 490
 491         /* connect signals */
 492         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
 493                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
 494         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
 495                            GTK_SIGNAL_FUNC(summary_button_pressed),
 496                            summaryview);
 497         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
 498                            GTK_SIGNAL_FUNC(summary_button_released),
 499                            summaryview);
 500         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
 501                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
 502         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
 503                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
 504         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
 505                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
 506         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 507                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 508                            summaryview);
 509
 510         summaryview->vbox = vbox;
 511         summaryview->scrolledwin = scrolledwin;
 512         summaryview->ctree = ctree;
 513         summaryview->hbox = hbox;
 514         summaryview->statlabel_folder = statlabel_folder;
 515         summaryview->statlabel_select = statlabel_select;
 516         summaryview->statlabel_msgs = statlabel_msgs;
 517         summaryview->toggle_eventbox = toggle_eventbox;
 518         summaryview->toggle_arrow = toggle_arrow;
 519         summaryview->popupmenu = popupmenu;
 520         summaryview->popupfactory = popupfactory;
 521         summaryview->msg_is_toggled_on = TRUE;
 522         summaryview->sort_mode = SORT_BY_NONE;
 523         summaryview->sort_type = GTK_SORT_ASCENDING;
 524
 525         summary_change_display_item(summaryview);
 526
 527         gtk_widget_show_all(vbox);
 528
 529         return summaryview;
 530 }
 531
 532 void summary_init(SummaryView *summaryview)
 533 {
 534         GtkStyle *style;
 535         GtkWidget *pixmap;
 536
 537         PIXMAP_CREATE(summaryview->ctree, markxpm, markxpmmask, mark_xpm);
 538         PIXMAP_CREATE(summaryview->ctree, deletedxpm, deletedxpmmask,
 539                       deleted_xpm);
 540         PIXMAP_CREATE(summaryview->ctree, newxpm, newxpmmask, new_xpm);
 541         PIXMAP_CREATE(summaryview->ctree, unreadxpm, unreadxpmmask, unread_xpm);
 542         PIXMAP_CREATE(summaryview->ctree, repliedxpm, repliedxpmmask,
 543                       replied_xpm);
 544         PIXMAP_CREATE(summaryview->ctree, forwardedxpm, forwardedxpmmask,
 545                       forwarded_xpm);
 546         PIXMAP_CREATE(summaryview->ctree, clipxpm, clipxpmmask, clip_xpm);
 547         PIXMAP_CREATE(summaryview->hbox, folderxpm, folderxpmmask,
 548                       DIRECTORY_OPEN_XPM);
 549
 550         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
 551         gtk_clist_set_column_widget(GTK_CLIST(summaryview->ctree),
 552                                     S_COL_MIME, pixmap);
 553         gtk_widget_show(pixmap);
 554
 555         if (!smallfont)
 556                 smallfont = gdk_fontset_load(SMALL_FONT);
 557
 558         style = gtk_style_copy(gtk_widget_get_style
 559                                 (summaryview->statlabel_folder));
 560         if (smallfont) style->font = smallfont;
 561         gtk_widget_set_style(summaryview->statlabel_folder, style);
 562         gtk_widget_set_style(summaryview->statlabel_select, style);
 563         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 564
 565         pixmap = gtk_pixmap_new(folderxpm, folderxpmmask);
 566         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
 567         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 0);
 568         gtk_widget_show(pixmap);
 569
 570         summary_clear_list(summaryview);
 571         summary_set_menu_sensitive(summaryview);
 572 }
 573
 574 gboolean summary_show(SummaryView *summaryview, FolderItem *item,
 575                       gboolean update_cache)
 576 {
 577         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 578         GtkCTreeNode *node;
 579         GSList *mlist = NULL;
 580         gchar *buf;
 581         gboolean is_refresh;
 582         guint prev_msgnum = 0;
 583
 584         STATUSBAR_POP(summaryview->mainwin);
 585
 586         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 587         if (is_refresh) {
 588                 prev_msgnum = summary_get_current_msgnum(summaryview);
 589                 if (prev_msgnum < 1)
 590                         is_refresh = FALSE;
 591         }
 592
 593 #if 0
 594         /* process the marks if any */
 595         if (summaryview->deleted > 0 || summaryview->moved > 0) {
 596                 AlertValue val;
 597
 598                 val = alertpanel(_("Process mark"),
 599                                  _("Some marks are left. Process it?"),
 600                                  _("Yes"), _("No"), _("Cancel"));
 601                 if (G_ALERTDEFAULT == val)
 602                         summary_execute(summaryview);
 603                 else if (G_ALERTALTERNATE == val)
 604                         summary_write_cache(summaryview);
 605                 else
 606                         return FALSE;
 607         } else
 608 #endif
 609                 summary_write_cache(summaryview);
 610
 611         gtk_clist_freeze(GTK_CLIST(ctree));
 612
 613         summary_clear_list(summaryview);
 614         summary_set_menu_sensitive(summaryview);
 615         messageview_clear(summaryview->messageview);
 616
 617         buf = NULL;
 618         if (!item || !item->path || !item->parent ||
 619             (item->folder->type == F_MH &&
 620              ((buf = folder_item_get_path(item)) == NULL ||
 621               change_dir(buf) < 0))) {
 622                 g_free(buf);
 623                 debug_print(_("empty folder\n\n"));
 624                 summary_clear_all(summaryview);
 625                 summaryview->folder_item = item;
 626                 gtk_clist_thaw(GTK_CLIST(ctree));
 627                 return TRUE;
 628         }
 629         g_free(buf);
 630
 631         summaryview->folder_item = item;
 632
 633         gtk_signal_disconnect_by_data(GTK_OBJECT(ctree), summaryview);
 634
 635         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 636         debug_print("%s\n", buf);
 637         STATUSBAR_PUSH(summaryview->mainwin, buf);
 638         g_free(buf);
 639
 640         main_window_cursor_wait(summaryview->mainwin);
 641
 642         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 643
 644         STATUSBAR_POP(summaryview->mainwin);
 645
 646         /* set ctree and hash table from the msginfo list
 647            creating thread, and count the number of messages */
 648         summary_set_ctree_from_list(summaryview, mlist);
 649
 650         g_slist_free(mlist);
 651
 652         summary_write_cache(summaryview);
 653
 654         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
 655                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
 656         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
 657                            GTK_SIGNAL_FUNC(summary_button_pressed),
 658                            summaryview);
 659         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
 660                            GTK_SIGNAL_FUNC(summary_button_released),
 661                            summaryview);
 662         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
 663                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
 664         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
 665                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
 666         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
 667                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
 668
 669         /*connect drag and drop signal*/
 670         gtk_signal_connect (GTK_OBJECT (ctree),"start_drag",
 671                             GTK_SIGNAL_FUNC (summary_start_drag),
 672                             summaryview);
 673         gtk_signal_connect (GTK_OBJECT (ctree),"drag_data_get",
 674                             GTK_SIGNAL_FUNC (summary_drag_data_get),
 675                             summaryview);
 676
 677         gtk_clist_thaw(GTK_CLIST(ctree));
 678
 679         if (is_refresh) {
 680                 summary_select_by_msgnum(summaryview, prev_msgnum);
 681         } else {
 682                 /* select first unread message */
 683                 node = summary_find_next_unread_msg(summaryview, NULL);
 684                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 685                         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list_end);
 686                 if (node) {
 687                         GTK_EVENTS_FLUSH();
 688                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
 689                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
 690                         if (prefs_common.open_unread_on_enter)
 691                                 summaryview->display_msg = TRUE;
 692                         gtk_sctree_select(GTK_SCTREE(ctree), node);
 693                 }
 694         }
 695
 696         summary_status_show(summaryview);
 697
 698         summary_set_menu_sensitive(summaryview);
 699
 700         main_window_set_toolbar_sensitive
 701                 (summaryview->mainwin, summaryview->selected ? TRUE : FALSE);
 702
 703         debug_print("\n");
 704         STATUSBAR_PUSH(summaryview->mainwin, _("done."));
 705
 706         main_window_cursor_normal(summaryview->mainwin);
 707
 708         return TRUE;
 709 }
 710
 711 void summary_clear_list(SummaryView *summaryview)
 712 {
 713         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 714         gint optimal_width;
 715
 716         gtk_clist_freeze(clist);
 717
 718         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
 719                                 NULL, summary_free_msginfo_func, NULL);
 720
 721         summaryview->folder_item = NULL;
 722
 723         summaryview->display_msg = FALSE;
 724
 725         summaryview->selected  = NULL;
 726         summaryview->displayed = NULL;
 727         summaryview->newmsgs   = summaryview->unread     = 0;
 728         summaryview->messages  = summaryview->total_size = 0;
 729         summaryview->deleted   = summaryview->moved      = 0;
 730         summaryview->copied    = 0;
 731         if (summaryview->msgid_table) {
 732                 g_hash_table_destroy(summaryview->msgid_table);
 733                 summaryview->msgid_table = NULL;
 734         }
 735         summaryview->mlist = NULL;
 736         if (summaryview->folder_table) {
 737                 g_hash_table_destroy(summaryview->folder_table);
 738                 summaryview->folder_table = NULL;
 739         }
 740         summaryview->sort_mode = SORT_BY_NONE;
 741         summaryview->sort_type = GTK_SORT_ASCENDING;
 742
 743         gtk_clist_clear(clist);
 744         optimal_width = gtk_clist_optimal_column_width(clist, S_COL_SUBJECT);
 745         gtk_clist_set_column_width(clist, S_COL_SUBJECT, optimal_width);
 746
 747         gtk_clist_thaw(clist);
 748 }
 749
 750 void summary_clear_all(SummaryView *summaryview)
 751 {
 752         summary_clear_list(summaryview);
 753         summary_set_menu_sensitive(summaryview);
 754         main_window_set_toolbar_sensitive(summaryview->mainwin, FALSE);
 755         summary_status_show(summaryview);
 756 }
 757
 758 static void summary_set_menu_sensitive(SummaryView *summaryview)
 759 {
 760         GtkItemFactory *ifactory = summaryview->popupfactory;
 761         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 762         gboolean sens;
 763         SummarySelection selection;
 764
 765         if (!clist->row_list)
 766                 selection = SUMMARY_NONE;
 767         else if (!clist->selection)
 768                 selection = SUMMARY_SELECTED_NONE;
 769         else if (!clist->selection->next)
 770                 selection = SUMMARY_SELECTED_SINGLE;
 771         else
 772                 selection = SUMMARY_SELECTED_MULTIPLE;
 773
 774         main_window_set_menu_sensitive(summaryview->mainwin, selection);
 775
 776         if (selection == SUMMARY_NONE) {
 777                 GtkWidget *submenu;
 778
 779                 submenu = gtk_item_factory_get_widget
 780                         (summaryview->popupfactory, "/Mark");
 781                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
 782                 menu_set_insensitive_all
 783                         (GTK_MENU_SHELL(summaryview->popupmenu));
 784                 return;
 785         }
 786
 787         if (summaryview->folder_item->folder->type != F_NEWS) {
 788                 if (summaryview->folder_item->stype != F_TRASH)
 789                         menu_set_sensitive(ifactory, "/Delete", TRUE);
 790                 menu_set_sensitive(ifactory, "/Move...", TRUE);
 791                 menu_set_sensitive(ifactory, "/Copy...", TRUE);
 792         }
 793         menu_set_sensitive(ifactory, "/Execute", TRUE);
 794
 795         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
 796         menu_set_sensitive(ifactory, "/Reply",                    sens);
 797         menu_set_sensitive(ifactory, "/Reply to all",             sens);
 798         menu_set_sensitive(ifactory, "/Forward",                  sens);
 799         menu_set_sensitive(ifactory, "/Forward as an attachment", sens);
 800
 801         menu_set_sensitive(ifactory, "/Open in new window", sens);
 802         menu_set_sensitive(ifactory, "/View source", sens);
 803         menu_set_sensitive(ifactory, "/Show all header", sens);
 804         if (summaryview->folder_item->stype == F_DRAFT)
 805                 menu_set_sensitive(ifactory, "/Reedit", sens);
 806
 807         menu_set_sensitive(ifactory, "/Save as...", sens);
 808         menu_set_sensitive(ifactory, "/Print...",   TRUE);
 809
 810         menu_set_sensitive(ifactory, "/Mark", TRUE);
 811
 812         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
 813         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
 814
 815         menu_set_sensitive(ifactory, "/Mark/Mark as unread",        TRUE);
 816         menu_set_sensitive(ifactory, "/Mark/Make it as being read", TRUE);
 817
 818         menu_set_sensitive(ifactory, "/Select all", TRUE);
 819 }
 820
 821 void summary_select_next_unread(SummaryView *summaryview)
 822 {
 823         GtkCTreeNode *node;
 824         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 825
 826         node = summary_find_next_unread_msg(summaryview,
 827                                             summaryview->selected);
 828
 829         if (node) {
 830                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
 831                 gtk_sctree_select(GTK_SCTREE(ctree), node);
 832                 if (summaryview->displayed == node)
 833                         summaryview->displayed = NULL;
 834                 summary_display_msg(summaryview, node, FALSE);
 835         } else {
 836                 AlertValue val;
 837
 838                 val = alertpanel(_("No unread message"),
 839                                  _("No unread message found. Go to next folder?"),
 840                                  _("Yes"), _("No"), NULL);
 841                 if (val == G_ALERTDEFAULT) {
 842                         if (gtk_signal_n_emissions_by_name
 843                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
 844                                         gtk_signal_emit_stop_by_name
 845                                                 (GTK_OBJECT(ctree),
 846                                                  "key_press_event");
 847                         folderview_select_next_unread(summaryview->folderview);
 848                 }
 849         }
 850 }
 851
 852 void summary_select_next_marked(SummaryView *summaryview)
 853 {
 854         GtkCTreeNode *node;
 855         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 856
 857         node = summary_find_next_marked_msg(summaryview,
 858                                             summaryview->selected);
 859
 860         if (!node) {
 861                 AlertValue val;
 862
 863                 val = alertpanel(_("No more marked messages"),
 864                                  _("No marked message found. "
 865                                    "Search from the beginning?"),
 866                                  _("Yes"), _("No"), NULL);
 867                 if (val != G_ALERTDEFAULT) return;
 868                 node = summary_find_next_marked_msg(summaryview,
 869                                                     NULL);
 870         }
 871         if (!node) {
 872                 alertpanel_notice(_("No marked messages."));
 873         } else {
 874                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
 875                 gtk_sctree_select(GTK_SCTREE(ctree), node);
 876                 if (summaryview->displayed == node)
 877                         summaryview->displayed = NULL;
 878                 summary_display_msg(summaryview, node, FALSE);
 879         }
 880 }
 881
 882 void summary_select_prev_marked(SummaryView *summaryview)
 883 {
 884         GtkCTreeNode *node;
 885         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 886
 887         node = summary_find_prev_marked_msg(summaryview,
 888                                             summaryview->selected);
 889
 890         if (!node) {
 891                 AlertValue val;
 892
 893                 val = alertpanel(_("No more marked messages"),
 894                                  _("No marked message found. "
 895                                    "Search from the end?"),
 896                                  _("Yes"), _("No"), NULL);
 897                 if (val != G_ALERTDEFAULT) return;
 898                 node = summary_find_prev_marked_msg(summaryview,
 899                                                     NULL);
 900         }
 901         if (!node) {
 902                 alertpanel_notice(_("No marked messages."));
 903         } else {
 904                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
 905                 gtk_sctree_select(GTK_SCTREE(ctree), node);
 906                 if (summaryview->displayed == node)
 907                         summaryview->displayed = NULL;
 908                 summary_display_msg(summaryview, node, FALSE);
 909         }
 910 }
 911
 912 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
 913 {
 914         GtkCTreeNode *node;
 915         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 916
 917         node = summary_find_msg_by_msgnum(summaryview, msgnum);
 918
 919         if (node) {
 920                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
 921                 gtk_sctree_select(GTK_SCTREE(ctree), node);
 922                 if (summaryview->displayed == node)
 923                         summaryview->displayed = NULL;
 924                 summary_display_msg(summaryview, node, FALSE);
 925         }
 926 }
 927
 928 guint summary_get_current_msgnum(SummaryView *summaryview)
 929 {
 930         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 931         MsgInfo *msginfo;
 932
 933         if (!summaryview->selected)
 934                 return 0;
 935         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
 936         return msginfo->msgnum;
 937 }
 938
 939 static GtkCTreeNode *summary_find_next_unread_msg(SummaryView *summaryview,
 940                                                   GtkCTreeNode *current_node)
 941 {
 942         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 943         GtkCTreeNode *node;
 944         MsgInfo *msginfo;
 945
 946         if (current_node)
 947                 node = current_node;
 948                 //node = GTK_CTREE_NODE_NEXT(current_node);
 949         else
 950                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 951
 952         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 953                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 954                 if (MSG_IS_UNREAD(msginfo->flags)) break;
 955         }
 956
 957         return node;
 958 }
 959
 960 static GtkCTreeNode *summary_find_next_marked_msg(SummaryView *summaryview,
 961                                                   GtkCTreeNode *current_node)
 962 {
 963         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 964         GtkCTreeNode *node;
 965         MsgInfo *msginfo;
 966
 967         if (current_node)
 968                 node = GTK_CTREE_NODE_NEXT(current_node);
 969         else
 970                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 971
 972         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 973                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 974                 if (MSG_IS_MARKED(msginfo->flags)) break;
 975         }
 976
 977         return node;
 978 }
 979
 980 static GtkCTreeNode *summary_find_prev_marked_msg(SummaryView *summaryview,
 981                                                   GtkCTreeNode *current_node)
 982 {
 983         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 984         GtkCTreeNode *node;
 985         MsgInfo *msginfo;
 986
 987         if (current_node)
 988                 node = GTK_CTREE_NODE_PREV(current_node);
 989         else
 990                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list_end);
 991
 992         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 993                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 994                 if (MSG_IS_MARKED(msginfo->flags)) break;
 995         }
 996
 997         return node;
 998 }
 999
1000 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1001                                                 guint msgnum)
1002 {
1003         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1004         GtkCTreeNode *node;
1005         MsgInfo *msginfo;
1006
1007         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1008
1009         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
1010                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1011                 if (msginfo->msgnum == msgnum) break;
1012         }
1013
1014         return node;
1015 }
1016
1017 #if 0
1018 static GtkCTreeNode *summary_find_prev_unread_msg(SummaryView *summaryview,
1019                                                   GtkCTreeNode *current_node)
1020 {
1021         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1022         GtkCTreeNode *node;
1023         MsgInfo *msginfo;
1024
1025         if (current_node)
1026                 node = current_node;
1027                 //node = GTK_CTREE_NODE_PREV(current_node);
1028         else
1029                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list_end);
1030
1031         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1032                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1033                 if (MSG_IS_UNREAD(msginfo->flags)) break;
1034         }
1035
1036         return node;
1037 }
1038 #endif
1039
1040 static guint attract_hash_func(gconstpointer key)
1041 {
1042         gchar *str;
1043         gchar *p;
1044         guint h;
1045
1046         Xstrdup_a(str, (const gchar *)key, return 0);
1047         trim_subject(str);
1048
1049         p = str;
1050         h = *p;
1051
1052         if (h) {
1053                 for (p += 1; *p != '\0'; p++)
1054                         h = (h << 5) - h + *p;
1055         }
1056
1057         return h;
1058 }
1059
1060 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1061 {
1062         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1063 }
1064
1065 void summary_attract_by_subject(SummaryView *summaryview)
1066 {
1067         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1068         GtkCList *clist = GTK_CLIST(ctree);
1069         GtkCTreeNode *src_node;
1070         GtkCTreeNode *dst_node, *sibling;
1071         GtkCTreeNode *tmp;
1072         MsgInfo *src_msginfo, *dst_msginfo;
1073         GHashTable *subject_table;
1074
1075         debug_print(_("Attracting messages by subject..."));
1076         STATUSBAR_PUSH(summaryview->mainwin,
1077                        _("Attracting messages by subject..."));
1078
1079         main_window_cursor_wait(summaryview->mainwin);
1080         gtk_clist_freeze(clist);
1081
1082         subject_table = g_hash_table_new(attract_hash_func,
1083                                          attract_compare_func);
1084
1085         for (src_node = GTK_CTREE_NODE(clist->row_list);
1086              src_node != NULL;
1087              src_node = tmp) {
1088                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1089                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1090                 if (!src_msginfo) continue;
1091                 if (!src_msginfo->subject) continue;
1092
1093                 /* find attracting node */
1094                 dst_node = g_hash_table_lookup(subject_table,
1095                                                src_msginfo->subject);
1096
1097                 if (dst_node) {
1098                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1099
1100                         /* if the time difference is more than 20 days,
1101                            don't attract */
1102                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1103                             > 60 * 60 * 24 * 20)
1104                                 continue;
1105
1106                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1107                         if (src_node != sibling)
1108                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1109                 }
1110
1111                 g_hash_table_insert(subject_table,
1112                                     src_msginfo->subject, src_node);
1113         }
1114
1115         g_hash_table_destroy(subject_table);
1116
1117         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1118
1119         gtk_clist_thaw(clist);
1120
1121         debug_print(_("done.\n"));
1122         STATUSBAR_POP(summaryview->mainwin);
1123
1124         main_window_cursor_normal(summaryview->mainwin);
1125 }
1126
1127 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1128                                       gpointer data)
1129 {
1130         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1131
1132         if (msginfo)
1133                 procmsg_msginfo_free(msginfo);
1134 }
1135
1136 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1137                                    gpointer data)
1138 {
1139         SummaryView *summaryview = data;
1140         MsgInfo *msginfo;
1141
1142         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1143
1144         if (MSG_IS_NEW(msginfo->flags))
1145                 summaryview->newmsgs++;
1146         if (MSG_IS_UNREAD(msginfo->flags))
1147                 summaryview->unread++;
1148         if (MSG_IS_DELETED(msginfo->flags))
1149                 summaryview->deleted++;
1150
1151         summaryview->messages++;
1152         summaryview->total_size += msginfo->size;
1153
1154         summary_set_row_marks(summaryview, node);
1155 }
1156
1157 static void summary_update_status(SummaryView *summaryview)
1158 {
1159         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1160         GtkCTreeNode *node;
1161         MsgInfo *msginfo;
1162
1163         summaryview->newmsgs = summaryview->unread =
1164         summaryview->messages = summaryview->total_size =
1165         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1166
1167         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1168              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
1169                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1170
1171                 if (MSG_IS_NEW(msginfo->flags))
1172                         summaryview->newmsgs++;
1173                 if (MSG_IS_UNREAD(msginfo->flags))
1174                         summaryview->unread++;
1175                 if (MSG_IS_DELETED(msginfo->flags))
1176                         summaryview->deleted++;
1177                 if (MSG_IS_MOVE(msginfo->flags))
1178                         summaryview->moved++;
1179                 if (MSG_IS_COPY(msginfo->flags))
1180                         summaryview->copied++;
1181                 summaryview->messages++;
1182                 summaryview->total_size += msginfo->size;
1183         }
1184 }
1185
1186 static void summary_status_show(SummaryView *summaryview)
1187 {
1188         gchar *str;
1189         gchar *del, *mv, *cp;
1190         gchar *sel;
1191         gchar *spc;
1192         GList *rowlist, *cur;
1193         guint n_selected = 0;
1194         off_t sel_size = 0;
1195         MsgInfo *msginfo;
1196
1197         if (!summaryview->folder_item) {
1198                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1199                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1200                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1201                 return;
1202         }
1203
1204         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1205         for (cur = rowlist; cur != NULL; cur = cur->next) {
1206                 msginfo = gtk_ctree_node_get_row_data
1207                         (GTK_CTREE(summaryview->ctree),
1208                          GTK_CTREE_NODE(cur->data));
1209                 sel_size += msginfo->size;
1210                 n_selected++;
1211         }
1212
1213         gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1214                       summaryview->folder_item &&
1215                       summaryview->folder_item->folder->type == F_NEWS
1216                       ? g_basename(summaryview->folder_item->path)
1217                       : summaryview->folder_item->path);
1218
1219         if (summaryview->deleted)
1220                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1221         else
1222                 del = g_strdup("");
1223         if (summaryview->moved)
1224                 mv = g_strdup_printf(_("%s%d moved"),
1225                                      summaryview->deleted ? _(", ") : "",
1226                                      summaryview->moved);
1227         else
1228                 mv = g_strdup("");
1229         if (summaryview->copied)
1230                 cp = g_strdup_printf(_("%s%d copied"),
1231                                      summaryview->deleted ||
1232                                      summaryview->moved ? _(", ") : "",
1233                                      summaryview->copied);
1234         else
1235                 cp = g_strdup("");
1236
1237         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1238                 spc = "    ";
1239         else
1240                 spc = "";
1241
1242         if (n_selected)
1243                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1244         else
1245                 sel = g_strdup("");
1246         str = g_strconcat(n_selected ? itos(n_selected) : "",
1247                           n_selected ? _(" item(s) selected") : "",
1248                           sel, spc, del, mv, cp, NULL);
1249         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1250         g_free(str);
1251         g_free(sel);
1252         g_free(del);
1253         g_free(mv);
1254         g_free(cp);
1255
1256         if (summaryview->folder_item &&
1257             summaryview->folder_item->folder->type == F_MH) {
1258                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1259                                       summaryview->newmsgs,
1260                                       summaryview->unread,
1261                                       summaryview->messages,
1262                                       to_human_readable(summaryview->total_size));
1263         } else {
1264                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1265                                       summaryview->newmsgs,
1266                                       summaryview->unread,
1267                                       summaryview->messages);
1268         }
1269         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1270         g_free(str);
1271
1272         folderview_update_msg_num(summaryview->folderview,
1273                                   summaryview->folderview->opened,
1274                                   summaryview->newmsgs,
1275                                   summaryview->unread,
1276                                   summaryview->messages);
1277 }
1278
1279 void summary_sort(SummaryView *summaryview, SummarySortType type)
1280 {
1281         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1282         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1283         GtkCListCompareFunc cmp_func;
1284
1285         switch (type) {
1286         case SORT_BY_NUMBER:
1287                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1288                 break;
1289         case SORT_BY_SIZE:
1290                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
1291                 break;
1292         case SORT_BY_DATE:
1293                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
1294                 break;
1295         case SORT_BY_FROM:
1296                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
1297                 break;
1298         case SORT_BY_SUBJECT:
1299                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
1300                 break;
1301         default:
1302                 return;
1303         }
1304
1305         debug_print(_("Sorting summary..."));
1306         STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
1307
1308         main_window_cursor_wait(summaryview->mainwin);
1309
1310         gtk_clist_set_compare_func(clist, cmp_func);
1311
1312         /* toggle sort type if the same column is selected */
1313         if (summaryview->sort_mode == type)
1314                 summaryview->sort_type =
1315                         summaryview->sort_type == GTK_SORT_ASCENDING
1316                         ? GTK_SORT_DESCENDING : GTK_SORT_ASCENDING;
1317         else
1318                 summaryview->sort_type = GTK_SORT_ASCENDING;
1319         gtk_clist_set_sort_type(clist, summaryview->sort_type);
1320         summaryview->sort_mode = type;
1321
1322         gtk_ctree_sort_node(ctree, NULL);
1323
1324         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1325         //gtkut_ctree_set_focus_row(ctree, summaryview->selected);
1326
1327         debug_print(_("done.\n"));
1328         STATUSBAR_POP(summaryview->mainwin);
1329
1330         main_window_cursor_normal(summaryview->mainwin);
1331 }
1332
1333 static void summary_set_ctree_from_list(SummaryView *summaryview,
1334                                         GSList *mlist)
1335 {
1336         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1337         MsgInfo *msginfo;
1338         GtkCTreeNode *node, *parent;
1339         gchar *text[N_SUMMARY_COLS];
1340         GHashTable *msgid_table;
1341
1342         if (!mlist) return;
1343
1344         debug_print(_("\tSetting summary from message data..."));
1345         STATUSBAR_PUSH(summaryview->mainwin,
1346                        _("Setting summary from message data..."));
1347
1348         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
1349         summaryview->msgid_table = msgid_table;
1350
1351         if (prefs_common.enable_thread) {
1352                 for (; mlist != NULL; mlist = mlist->next) {
1353                         msginfo = (MsgInfo *)mlist->data;
1354                         parent = NULL;
1355
1356                         summary_set_header(text, msginfo);
1357
1358                         /* search parent node for threading */
1359                         if (msginfo->inreplyto && *msginfo->inreplyto)
1360                                 parent = g_hash_table_lookup
1361                                         (msgid_table, msginfo->inreplyto);
1362
1363                         node = gtk_ctree_insert_node
1364                                 (ctree, parent, NULL, text, 2,
1365                                  NULL, NULL, NULL, NULL, FALSE, TRUE);
1366                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
1367                         summary_set_marks_func(ctree, node, summaryview);
1368
1369                         /* preserve previous node if the message is
1370                            duplicated */
1371                         if (msginfo->msgid && *msginfo->msgid &&
1372                             g_hash_table_lookup(msgid_table, msginfo->msgid)
1373                             == NULL)
1374                                 g_hash_table_insert(msgid_table,
1375                                                     msginfo->msgid, node);
1376                 }
1377
1378                 /* complete the thread */
1379                 summary_thread_build(summaryview);
1380         } else {
1381                 for (; mlist != NULL; mlist = mlist->next) {
1382                         msginfo = (MsgInfo *)mlist->data;
1383
1384                         summary_set_header(text, msginfo);
1385
1386                         node = gtk_ctree_insert_node
1387                                 (ctree, NULL, NULL, text, 2,
1388                                  NULL, NULL, NULL, NULL, FALSE, TRUE);
1389                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
1390                         summary_set_marks_func(ctree, node, summaryview);
1391
1392                         if (msginfo->msgid && *msginfo->msgid &&
1393                             g_hash_table_lookup(msgid_table, msginfo->msgid)
1394                             == NULL)
1395                                 g_hash_table_insert(msgid_table,
1396                                                     msginfo->msgid, node);
1397                 }
1398         }
1399
1400         if (prefs_common.enable_hscrollbar) {
1401                 gint optimal_width;
1402
1403                 optimal_width = gtk_clist_optimal_column_width
1404                         (GTK_CLIST(ctree), S_COL_SUBJECT);
1405                 gtk_clist_set_column_width(GTK_CLIST(ctree), S_COL_SUBJECT,
1406                                            optimal_width);
1407         }
1408
1409         debug_print(_("done.\n"));
1410         STATUSBAR_POP(summaryview->mainwin);
1411         if (debug_mode)
1412                 debug_print("\tmsgid hash table size = %d\n",
1413                             g_hash_table_size(msgid_table));
1414 }
1415
1416 struct wcachefp
1417 {
1418         FILE *cache_fp;
1419         FILE *mark_fp;
1420 };
1421
1422 gint summary_write_cache(SummaryView *summaryview)
1423 {
1424         struct wcachefp fps;
1425         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1426         gint ver = CACHE_VERSION;
1427         gchar *buf;
1428         gchar *cachefile, *markfile;
1429
1430         if (!summaryview->folder_item || !summaryview->folder_item->path)
1431                 return -1;
1432
1433         cachefile = folder_item_get_cache_file(summaryview->folder_item);
1434         g_return_val_if_fail(cachefile != NULL, -1);
1435         if ((fps.cache_fp = fopen(cachefile, "w")) == NULL) {
1436                 FILE_OP_ERROR(cachefile, "fopen");
1437                 g_free(cachefile);
1438                 return -1;
1439         }
1440         if (change_file_mode_rw(fps.cache_fp, cachefile) < 0)
1441                 FILE_OP_ERROR(cachefile, "chmod");
1442         g_free(cachefile);
1443
1444         markfile = folder_item_get_mark_file(summaryview->folder_item);
1445         if ((fps.mark_fp = fopen(markfile, "w")) == NULL) {
1446                 FILE_OP_ERROR(markfile, "fopen");
1447                 fclose(fps.cache_fp);
1448                 g_free(markfile);
1449                 return -1;
1450         }
1451         if (change_file_mode_rw(fps.mark_fp, markfile) < 0)
1452                 FILE_OP_ERROR(markfile, "chmod");
1453         g_free(markfile);
1454
1455         buf = g_strdup_printf(_("Writing summary cache (%s)..."),
1456                               summaryview->folder_item->path);
1457         debug_print(buf);
1458         STATUSBAR_PUSH(summaryview->mainwin, buf);
1459         g_free(buf);
1460
1461         WRITE_CACHE_DATA_INT(ver, fps.cache_fp);
1462         ver = MARK_VERSION;
1463         WRITE_CACHE_DATA_INT(ver, fps.mark_fp);
1464
1465         gtk_ctree_pre_recursive(ctree, NULL, summary_write_cache_func, &fps);
1466
1467         fclose(fps.cache_fp);
1468         fclose(fps.mark_fp);
1469
1470         debug_print(_("done.\n"));
1471         STATUSBAR_POP(summaryview->mainwin);
1472
1473         return 0;
1474 }
1475
1476 static void summary_write_cache_func(GtkCTree *ctree, GtkCTreeNode *node,
1477                                      gpointer data)
1478 {
1479         struct wcachefp *fps = data;
1480         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1481
1482         if (msginfo == NULL) return;
1483
1484         procmsg_write_cache(msginfo, fps->cache_fp);
1485         procmsg_write_flags(msginfo, fps->mark_fp);
1486 }
1487
1488 static void summary_set_header(gchar *text[], MsgInfo *msginfo)
1489 {
1490         static gchar date_modified[80];
1491         static gchar *to = NULL;
1492
1493         text[S_COL_MARK]   = NULL;
1494         text[S_COL_UNREAD] = NULL;
1495         text[S_COL_MIME] = NULL;
1496         text[S_COL_NUMBER] = itos(msginfo->msgnum);
1497         text[S_COL_SIZE]   = to_human_readable(msginfo->size);
1498
1499         if (msginfo->date_t) {
1500                 procheader_date_get_localtime(date_modified,
1501                                               sizeof(date_modified),
1502                                               msginfo->date_t);
1503                 text[S_COL_DATE] = date_modified;
1504         } else if (msginfo->date)
1505                 text[S_COL_DATE] = msginfo->date;
1506         else
1507                 text[S_COL_DATE] = _("(No Date)");
1508
1509         text[S_COL_FROM] = msginfo->fromname ? msginfo->fromname :
1510                 _("(No From)");
1511         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
1512             cur_account && cur_account->address) {
1513                 gchar *from;
1514
1515                 Xalloca(from, strlen(msginfo->from) + 1, return);
1516                 strcpy(from, msginfo->from);
1517                 extract_address(from);
1518                 if (!strcmp(from, cur_account->address)) {
1519                         g_free(to);
1520                         to = g_strconcat("-->", msginfo->to, NULL);
1521                         text[S_COL_FROM] = to;
1522                 }
1523         }
1524
1525         text[S_COL_SUBJECT] = msginfo->subject ? msginfo->subject :
1526                 _("(No Subject)");
1527 }
1528
1529 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row,
1530                                 gboolean new_window)
1531 {
1532         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1533         MsgInfo *msginfo;
1534         gchar *filename;
1535         static gboolean lock = FALSE;
1536
1537         if (!new_window && summaryview->displayed == row) return;
1538         g_return_if_fail(row != NULL);
1539
1540         if (lock) return;
1541         lock = TRUE;
1542
1543         STATUSBAR_POP(summaryview->mainwin);
1544
1545         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1546
1547         filename = procmsg_get_message_file(msginfo);
1548         if (!filename) {
1549                 lock = FALSE;
1550                 return;
1551         }
1552         g_free(filename);
1553
1554         if (new_window) {
1555                 MessageView *msgview;
1556
1557                 msgview = messageview_create_with_new_window();
1558                 messageview_show(msgview, msginfo);
1559         } else {
1560                 MessageView *msgview;
1561
1562                 msgview = summaryview->messageview;
1563
1564                 summaryview->displayed = row;
1565                 if (!summaryview->msg_is_toggled_on)
1566                         summary_toggle_view(summaryview);
1567                 messageview_show(msgview, msginfo);
1568                 if (msgview->type == MVIEW_TEXT ||
1569                     (msgview->type == MVIEW_MIME &&
1570                      GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL))
1571                         gtk_widget_grab_focus(summaryview->ctree);
1572                 GTK_EVENTS_FLUSH();
1573                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
1574         }
1575
1576         if (MSG_IS_NEW(msginfo->flags))
1577                 summaryview->newmsgs--;
1578         if (MSG_IS_UNREAD(msginfo->flags))
1579                 summaryview->unread--;
1580         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
1581                 MSG_UNSET_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
1582                 summary_set_row_marks(summaryview, row);
1583                 gtk_clist_thaw(GTK_CLIST(ctree));
1584                 summary_status_show(summaryview);
1585         }
1586
1587         if (GTK_WIDGET_VISIBLE(summaryview->headerwin->window))
1588                 header_window_show(summaryview->headerwin, msginfo);
1589
1590         lock = FALSE;
1591 }
1592
1593 void summary_redisplay_msg(SummaryView *summaryview)
1594 {
1595         GtkCTreeNode *node;
1596
1597         if (summaryview->displayed) {
1598                 node = summaryview->displayed;
1599                 summaryview->displayed = NULL;
1600                 summary_display_msg(summaryview, node, FALSE);
1601         }
1602 }
1603
1604 void summary_open_msg(SummaryView *summaryview)
1605 {
1606         if (!summaryview->selected) return;
1607
1608         summary_display_msg(summaryview, summaryview->selected, TRUE);
1609 }
1610
1611 void summary_view_source(SummaryView * summaryview)
1612 {
1613         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1614         MsgInfo *msginfo;
1615         SourceWindow *srcwin;
1616
1617         if (!summaryview->selected) return;
1618
1619         srcwin = source_window_create();
1620         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
1621         source_window_show_msg(srcwin, msginfo);
1622         source_window_show(srcwin);
1623 }
1624
1625 void summary_reedit(SummaryView *summaryview)
1626 {
1627         MsgInfo *msginfo;
1628
1629         if (!summaryview->selected) return;
1630         if (!summaryview->folder_item ||
1631             summaryview->folder_item->stype != F_DRAFT) return;
1632
1633         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
1634                                               summaryview->selected);
1635         if (!msginfo) return;
1636
1637         compose_reedit(msginfo);
1638 }
1639
1640 void summary_step(SummaryView *summaryview, GtkScrollType type)
1641 {
1642         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1643
1644         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
1645                                 type, 0.0);
1646
1647         if (summaryview->msg_is_toggled_on)
1648                 summary_display_msg(summaryview, summaryview->selected, FALSE);
1649 }
1650
1651 static void summary_toggle_view(SummaryView *summaryview)
1652 {
1653         MainWindow *mainwin = summaryview->mainwin;
1654         union CompositeWin *cwin = &mainwin->win;
1655         GtkWidget *vpaned = NULL;
1656         GtkWidget *container = NULL;
1657
1658         switch (mainwin->type) {
1659         case SEPARATE_NONE:
1660                 vpaned = cwin->sep_none.vpaned;
1661                 container = cwin->sep_none.hpaned;
1662                 break;
1663         case SEPARATE_FOLDER:
1664                 vpaned = cwin->sep_folder.vpaned;
1665                 container = mainwin->vbox_body;
1666                 break;
1667         case SEPARATE_MESSAGE:
1668         case SEPARATE_BOTH:
1669                 return;
1670         }
1671
1672         if (vpaned->parent != NULL) {
1673                 summaryview->msg_is_toggled_on = FALSE;
1674                 summaryview->displayed = NULL;
1675                 gtk_widget_ref(vpaned);
1676                 gtk_container_remove(GTK_CONTAINER(container), vpaned);
1677                 gtk_widget_reparent(GTK_WIDGET_PTR(summaryview), container);
1678                 gtk_arrow_set(GTK_ARROW(summaryview->toggle_arrow),
1679                               GTK_ARROW_UP, GTK_SHADOW_OUT);
1680         } else {
1681                 summaryview->msg_is_toggled_on = TRUE;
1682                 gtk_widget_reparent(GTK_WIDGET_PTR(summaryview), vpaned);
1683                 gtk_container_add(GTK_CONTAINER(container), vpaned);
1684                 gtk_widget_unref(vpaned);
1685                 gtk_arrow_set(GTK_ARROW(summaryview->toggle_arrow),
1686                               GTK_ARROW_DOWN, GTK_SHADOW_OUT);
1687         }
1688
1689         gtk_widget_grab_focus(summaryview->ctree);
1690 }
1691
1692 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
1693 {
1694         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1695         MsgInfo *msginfo;
1696         MsgFlags flags;
1697
1698         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1699         if (!msginfo) return;
1700
1701         flags = msginfo->flags;
1702
1703         gtk_ctree_node_set_foreground(ctree, row, &summaryview->color_normal);
1704
1705         /* set new/unread column */
1706         if (MSG_IS_NEW(flags)) {
1707                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_UNREAD,
1708                                           newxpm, newxpmmask);
1709         } else if (MSG_IS_UNREAD(flags)) {
1710                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_UNREAD,
1711                                           unreadxpm, unreadxpmmask);
1712         } else if (MSG_IS_REPLIED(flags)) {
1713                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_UNREAD,
1714                                           repliedxpm, repliedxpmmask);
1715         } else if (MSG_IS_FORWARDED(flags)) {
1716                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_UNREAD,
1717                                           forwardedxpm, forwardedxpmmask);
1718         } else {
1719                 gtk_ctree_node_set_text(ctree, row, S_COL_UNREAD, NULL);
1720         }
1721
1722         /* set mark column */
1723         if (MSG_IS_DELETED(flags)) {
1724                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_MARK,
1725                                           deletedxpm, deletedxpmmask);
1726                 gtk_ctree_node_set_foreground(ctree, row,
1727                                               &summaryview->color_dim);
1728         } else if (MSG_IS_MARKED(flags)) {
1729                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_MARK,
1730                                           markxpm, markxpmmask);
1731         } else if (MSG_IS_MOVE(flags)) {
1732                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "o");
1733                 gtk_ctree_node_set_foreground(ctree, row,
1734                                               &summaryview->color_marked);
1735         } else if (MSG_IS_COPY(flags)) {
1736                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "O");
1737                 gtk_ctree_node_set_foreground(ctree, row,
1738                                               &summaryview->color_marked);
1739         } else {
1740                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, NULL);
1741         }
1742
1743         if (MSG_IS_MIME(flags)) {
1744                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_MIME,
1745                                           clipxpm, clipxpmmask);
1746         } else {
1747                 gtk_ctree_node_set_text(ctree, row, S_COL_MIME, NULL);
1748         }
1749 }
1750
1751 void summary_set_marks_selected(SummaryView *summaryview)
1752 {
1753         summary_set_row_marks(summaryview, summaryview->selected);
1754 }
1755
1756 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
1757 {
1758         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1759         MsgInfo *msginfo;
1760
1761         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1762         msginfo->to_folder = NULL;
1763         if (MSG_IS_DELETED(msginfo->flags))
1764                 summaryview->deleted--;
1765         if (MSG_IS_MOVE(msginfo->flags))
1766                 summaryview->moved--;
1767         if (MSG_IS_COPY(msginfo->flags))
1768                 summaryview->copied--;
1769         MSG_UNSET_FLAGS(msginfo->flags, MSG_DELETED | MSG_MOVE | MSG_COPY);
1770         MSG_SET_FLAGS(msginfo->flags, MSG_MARKED);
1771         summary_set_row_marks(summaryview, row);
1772         debug_print(_("Message %d is marked\n"), msginfo->msgnum);
1773 }
1774
1775 void summary_mark(SummaryView *summaryview)
1776 {
1777         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1778         GList *cur;
1779
1780         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
1781                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
1782
1783         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
1784 }
1785
1786 static void summary_mark_row_as_read(SummaryView *summaryview,
1787                                      GtkCTreeNode *row)
1788 {
1789         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1790         MsgInfo *msginfo;
1791
1792         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1793         if (MSG_IS_NEW(msginfo->flags))
1794                 summaryview->newmsgs--;
1795         if (MSG_IS_UNREAD(msginfo->flags))
1796                 summaryview->unread--;
1797         if (MSG_IS_NEW(msginfo->flags) ||
1798             MSG_IS_UNREAD(msginfo->flags)) {
1799                 MSG_UNSET_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
1800                 summary_set_row_marks(summaryview, row);
1801                 debug_print(_("Message %d is marked as being read\n"),
1802                             msginfo->msgnum);
1803         }
1804 }
1805
1806 void summary_mark_as_read(SummaryView *summaryview)
1807 {
1808         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1809         GList *cur;
1810
1811         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
1812                 summary_mark_row_as_read(summaryview,
1813                                          GTK_CTREE_NODE(cur->data));
1814
1815         summary_status_show(summaryview);
1816 }
1817
1818 static void summary_mark_row_as_unread(SummaryView *summaryview,
1819                                        GtkCTreeNode *row)
1820 {
1821         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1822         MsgInfo *msginfo;
1823
1824         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1825         if (MSG_IS_DELETED(msginfo->flags)) {
1826                 msginfo->to_folder = NULL;
1827                 MSG_UNSET_FLAGS(msginfo->flags, MSG_DELETED);
1828                 summaryview->deleted--;
1829         }
1830         MSG_UNSET_FLAGS(msginfo->flags, MSG_REPLIED | MSG_FORWARDED);
1831         if (!MSG_IS_UNREAD(msginfo->flags)) {
1832                 MSG_SET_FLAGS(msginfo->flags, MSG_UNREAD);
1833                 gtk_ctree_node_set_pixmap(ctree, row, S_COL_UNREAD,
1834                                           unreadxpm, unreadxpmmask);
1835                 summaryview->unread++;
1836                 debug_print(_("Message %d is marked as unread\n"),
1837                             msginfo->msgnum);
1838         }
1839         summary_set_row_marks(summaryview, row);
1840 }
1841
1842 void summary_mark_as_unread(SummaryView *summaryview)
1843 {
1844         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1845         GList *cur;
1846
1847         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
1848                 summary_mark_row_as_unread(summaryview,
1849                                            GTK_CTREE_NODE(cur->data));
1850
1851         summary_status_show(summaryview);
1852 }
1853
1854 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
1855 {
1856         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1857         MsgInfo *msginfo;
1858
1859         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1860
1861         if (MSG_IS_DELETED(msginfo->flags)) return;
1862
1863         msginfo->to_folder = NULL;
1864         if (MSG_IS_MOVE(msginfo->flags))
1865                 summaryview->moved--;
1866         if (MSG_IS_COPY(msginfo->flags))
1867                 summaryview->copied--;
1868         MSG_UNSET_FLAGS(msginfo->flags,
1869                         MSG_MARKED |
1870                         MSG_MOVE |
1871                         MSG_COPY);
1872         MSG_SET_FLAGS(msginfo->flags, MSG_DELETED);
1873         summaryview->deleted++;
1874
1875         if (!prefs_common.immediate_exec)
1876                 summary_set_row_marks(summaryview, row);
1877
1878         debug_print(_("Message %s/%d is set to delete\n"),
1879                     msginfo->folder->path, msginfo->msgnum);
1880 }
1881
1882 void summary_delete(SummaryView *summaryview)
1883 {
1884         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1885         GList *cur;
1886
1887         if (!summaryview->folder_item ||
1888             summaryview->folder_item->folder->type == F_NEWS) return;
1889
1890         /* if current folder is trash, don't delete */
1891         if (summaryview->folder_item->stype == F_TRASH) {
1892                 alertpanel_notice(_("Current folder is Trash."));
1893                 return;
1894         }
1895
1896         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
1897                 summary_delete_row(summaryview, GTK_CTREE_NODE(cur->data));
1898
1899         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
1900
1901         if (prefs_common.immediate_exec)
1902                 summary_execute(summaryview);
1903         else
1904                 summary_status_show(summaryview);
1905 }
1906
1907 void summary_delete_duplicated(SummaryView *summaryview)
1908 {
1909         if (!summaryview->folder_item ||
1910             summaryview->folder_item->folder->type == F_NEWS) return;
1911         if (summaryview->folder_item->stype == F_TRASH) return;
1912
1913         main_window_cursor_wait(summaryview->mainwin);
1914         debug_print(_("Deleting duplicated messages..."));
1915         STATUSBAR_PUSH(summaryview->mainwin,
1916                        _("Deleting duplicated messages..."));
1917
1918         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
1919                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
1920                                 summaryview);
1921
1922         if (prefs_common.immediate_exec)
1923                 summary_execute(summaryview);
1924         else
1925                 summary_status_show(summaryview);
1926
1927         debug_print(_("done.\n"));
1928         STATUSBAR_POP(summaryview->mainwin);
1929         main_window_cursor_normal(summaryview->mainwin);
1930 }
1931
1932 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
1933                                            SummaryView *summaryview)
1934 {
1935         GtkCTreeNode *found;
1936         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
1937
1938         if (!msginfo->msgid || !*msginfo->msgid) return;
1939
1940         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
1941
1942         if (found && found != node)
1943                 summary_delete_row(summaryview, node);
1944 }
1945
1946 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
1947 {
1948         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1949         MsgInfo *msginfo;
1950
1951         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1952         msginfo->to_folder = NULL;
1953         if (MSG_IS_DELETED(msginfo->flags))
1954                 summaryview->deleted--;
1955         if (MSG_IS_MOVE(msginfo->flags))
1956                 summaryview->moved--;
1957         if (MSG_IS_COPY(msginfo->flags))
1958                 summaryview->copied--;
1959         MSG_UNSET_FLAGS(msginfo->flags,
1960                         MSG_MARKED |
1961                         MSG_DELETED |
1962                         MSG_MOVE |
1963                         MSG_COPY);
1964         summary_set_row_marks(summaryview, row);
1965
1966         debug_print(_("Message %s/%d is unmarked\n"),
1967                     msginfo->folder->path, msginfo->msgnum);
1968 }
1969
1970 void summary_unmark(SummaryView *summaryview)
1971 {
1972         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1973         GList *cur;
1974
1975         for (cur = GTK_CLIST(ctree)->selection; cur != NULL;
1976              cur = cur->next)
1977                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
1978
1979         summary_status_show(summaryview);
1980 }
1981
1982 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
1983                                 FolderItem *to_folder)
1984 {
1985         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1986         MsgInfo *msginfo;
1987
1988         g_return_if_fail(to_folder != NULL);
1989
1990         msginfo = gtk_ctree_node_get_row_data(ctree, row);
1991         msginfo->to_folder = to_folder;
1992         if (MSG_IS_DELETED(msginfo->flags))
1993                 summaryview->deleted--;
1994         MSG_UNSET_FLAGS(msginfo->flags,
1995                         MSG_MARKED | MSG_DELETED | MSG_COPY);
1996         if (!MSG_IS_MOVE(msginfo->flags)) {
1997                 MSG_SET_FLAGS(msginfo->flags, MSG_MOVE);
1998                 summaryview->moved++;
1999         }
2000         if (!prefs_common.immediate_exec)
2001                 summary_set_row_marks(summaryview, row);
2002
2003         debug_print(_("Message %d is set to move to %s\n"),
2004                     msginfo->msgnum, to_folder->path);
2005 }
2006
2007 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
2008 {
2009         GList *cur;
2010
2011         if (!to_folder) return;
2012         if (!summaryview->folder_item ||
2013             summaryview->folder_item->folder->type == F_NEWS) return;
2014         if (summaryview->folder_item == to_folder) {
2015                 alertpanel_notice(_("Destination is same as current folder."));
2016                 return;
2017         }
2018
2019         for (cur = GTK_CLIST(summaryview->ctree)->selection;
2020              cur != NULL; cur = cur->next)
2021                 summary_move_row_to
2022                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
2023
2024         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2025
2026         if (prefs_common.immediate_exec)
2027                 summary_execute(summaryview);
2028         else
2029                 summary_status_show(summaryview);
2030 }
2031
2032 void summary_move_to(SummaryView *summaryview)
2033 {
2034         FolderItem *to_folder;
2035
2036         if (!summaryview->folder_item ||
2037             summaryview->folder_item->folder->type == F_NEWS) return;
2038
2039         to_folder = foldersel_folder_sel(NULL);
2040         summary_move_selected_to(summaryview, to_folder);
2041 }
2042
2043 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
2044                                 FolderItem *to_folder)
2045 {
2046         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2047         MsgInfo *msginfo;
2048
2049         g_return_if_fail(to_folder != NULL);
2050
2051         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2052         msginfo->to_folder = to_folder;
2053         if (MSG_IS_DELETED(msginfo->flags))
2054                 summaryview->deleted--;
2055         MSG_UNSET_FLAGS(msginfo->flags,
2056                         MSG_MARKED | MSG_DELETED | MSG_MOVE);
2057         if (!MSG_IS_COPY(msginfo->flags)) {
2058                 MSG_SET_FLAGS(msginfo->flags, MSG_COPY);
2059                 summaryview->copied++;
2060         }
2061         if (!prefs_common.immediate_exec)
2062                 summary_set_row_marks(summaryview, row);
2063
2064         debug_print(_("Message %d is set to copy to %s\n"),
2065                     msginfo->msgnum, to_folder->path);
2066 }
2067
2068 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
2069 {
2070         GList *cur;
2071
2072         if (!to_folder) return;
2073         if (!summaryview->folder_item ||
2074             summaryview->folder_item->folder->type == F_NEWS) return;
2075         if (summaryview->folder_item == to_folder) {
2076                 alertpanel_notice
2077                         (_("Destination to copy is same as current folder."));
2078                 return;
2079         }
2080
2081         for (cur = GTK_CLIST(summaryview->ctree)->selection;
2082              cur != NULL; cur = cur->next)
2083                 summary_copy_row_to
2084                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
2085
2086         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2087
2088         if (prefs_common.immediate_exec)
2089                 summary_execute(summaryview);
2090         else
2091                 summary_status_show(summaryview);
2092 }
2093
2094 void summary_copy_to(SummaryView *summaryview)
2095 {
2096         FolderItem *to_folder;
2097
2098         if (!summaryview->folder_item ||
2099             summaryview->folder_item->folder->type == F_NEWS) return;
2100
2101         to_folder = foldersel_folder_sel(NULL);
2102         summary_copy_selected_to(summaryview, to_folder);
2103 }
2104
2105 void summary_select_all(SummaryView *summaryview)
2106 {
2107         if (summaryview->messages >= 500) {
2108                 STATUSBAR_PUSH(summaryview->mainwin,
2109                                _("Selecting all messages..."));
2110                 main_window_cursor_wait(summaryview->mainwin);
2111         }
2112
2113         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
2114
2115         if (summaryview->messages >= 500) {
2116                 STATUSBAR_POP(summaryview->mainwin);
2117                 main_window_cursor_normal(summaryview->mainwin);
2118         }
2119 }
2120
2121 void summary_unselect_all(SummaryView *summaryview)
2122 {
2123         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
2124 }
2125
2126 void summary_save_as(SummaryView *summaryview)
2127 {
2128         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2129         MsgInfo *msginfo;
2130         gchar *src, *dest;
2131
2132         if (!summaryview->selected) return;
2133         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2134         if (!msginfo) return;
2135
2136         dest = filesel_select_file(_("Save as"), NULL);
2137         if (!dest) return;
2138         if (is_file_exist(dest)) {
2139                 AlertValue aval;
2140
2141                 aval = alertpanel(_("Overwrite"),
2142                                   _("Overwrite existing file?"),
2143                                   _("OK"), _("Cancel"), NULL);
2144                 if (G_ALERTDEFAULT != aval) return;
2145         }
2146
2147         src = procmsg_get_message_file(msginfo);
2148         copy_file(src, dest);
2149         g_free(src);
2150 }
2151
2152 void summary_print(SummaryView *summaryview)
2153 {
2154         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2155         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2156         MsgInfo *msginfo;
2157         GList *cur;
2158         gchar *cmdline;
2159         gchar *p;
2160
2161         if (clist->selection == NULL) return;
2162
2163         cmdline = input_dialog(_("Print"),
2164                                _("Enter the print command line:\n"
2165                                  "(`%s' will be replaced with file name)"),
2166                                prefs_common.print_cmd);
2167         if (!cmdline) return;
2168         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
2169             strchr(p + 2, '%')) {
2170                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
2171                                  cmdline);
2172                 return;
2173         }
2174
2175         for (cur = clist->selection; cur != NULL; cur = cur->next) {
2176                 msginfo = gtk_ctree_node_get_row_data
2177                         (ctree, GTK_CTREE_NODE(cur->data));
2178                 if (msginfo) procmsg_print_message(msginfo, cmdline);
2179         }
2180 }
2181
2182 void summary_execute(SummaryView *summaryview)
2183 {
2184         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2185         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2186         GtkCTreeNode *node, *next;
2187
2188         if (!summaryview->folder_item ||
2189             summaryview->folder_item->folder->type == F_NEWS) return;
2190
2191         gtk_clist_freeze(clist);
2192
2193         if (prefs_common.enable_thread)
2194                 summary_unthread_for_exec(summaryview);
2195
2196         summary_execute_move(summaryview);
2197         summary_execute_copy(summaryview);
2198         summary_execute_delete(summaryview);
2199
2200         node = GTK_CTREE_NODE(clist->row_list);
2201         while (node != NULL) {
2202                 next = GTK_CTREE_NODE_NEXT(node);
2203                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
2204                         if (node == summaryview->displayed) {
2205                                 messageview_clear(summaryview->messageview);
2206                                 summaryview->displayed = NULL;
2207                         }
2208                         if (GTK_CTREE_ROW(node)->children != NULL)
2209                                 g_warning("summary_execute(): children != NULL\n");
2210                         else
2211                                 gtk_ctree_remove_node(ctree, node);
2212                 }
2213                 node = next;
2214         }
2215
2216         if (prefs_common.enable_thread)
2217                 summary_thread_build(summaryview);
2218
2219         summaryview->selected = clist->selection ?
2220                 GTK_CTREE_NODE(clist->selection->data) : NULL;
2221
2222         if (!GTK_CLIST(summaryview->ctree)->row_list) {
2223                 menu_set_insensitive_all
2224                         (GTK_MENU_SHELL(summaryview->popupmenu));
2225                 gtk_widget_grab_focus(summaryview->folderview->ctree);
2226         } else
2227                 gtk_widget_grab_focus(summaryview->ctree);
2228
2229         summary_update_status(summaryview);
2230         summary_status_show(summaryview);
2231
2232         summary_write_cache(summaryview);
2233
2234         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2235
2236         gtk_clist_thaw(clist);
2237 }
2238
2239 static void summary_execute_move(SummaryView *summaryview)
2240 {
2241         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2242         GSList *cur;
2243
2244         summaryview->folder_table = g_hash_table_new(NULL, NULL);
2245
2246         /* search moving messages and execute */
2247         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
2248                                 summaryview);
2249
2250         if (summaryview->mlist) {
2251                 procmsg_move_messages(summaryview->mlist);
2252
2253                 folder_item_scan_foreach(summaryview->folder_table);
2254                 folderview_update_item_foreach(summaryview->folder_table);
2255
2256                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
2257                         procmsg_msginfo_free((MsgInfo *)cur->data);
2258                 g_slist_free(summaryview->mlist);
2259                 summaryview->mlist = NULL;
2260         }
2261
2262         g_hash_table_destroy(summaryview->folder_table);
2263         summaryview->folder_table = NULL;
2264 }
2265
2266 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
2267                                       gpointer data)
2268 {
2269         SummaryView *summaryview = data;
2270         MsgInfo *msginfo;
2271
2272         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2273
2274         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
2275                 g_hash_table_insert(summaryview->folder_table,
2276                                     msginfo->to_folder, GINT_TO_POINTER(1));
2277
2278                 summaryview->mlist =
2279                         g_slist_append(summaryview->mlist, msginfo);
2280                 gtk_ctree_node_set_row_data(ctree, node, NULL);
2281
2282                 if (msginfo->msgid && *msginfo->msgid &&
2283                     node == g_hash_table_lookup(summaryview->msgid_table,
2284                                                 msginfo->msgid))
2285                         g_hash_table_remove(summaryview->msgid_table,
2286                                             msginfo->msgid);
2287         }
2288 }
2289
2290 static void summary_execute_copy(SummaryView *summaryview)
2291 {
2292         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2293
2294         summaryview->folder_table = g_hash_table_new(NULL, NULL);
2295
2296         /* search copying messages and execute */
2297         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
2298                                 summaryview);
2299
2300         if (summaryview->mlist) {
2301                 procmsg_copy_messages(summaryview->mlist);
2302
2303                 folder_item_scan_foreach(summaryview->folder_table);
2304                 folderview_update_item_foreach(summaryview->folder_table);
2305
2306                 g_slist_free(summaryview->mlist);
2307                 summaryview->mlist = NULL;
2308         }
2309
2310         g_hash_table_destroy(summaryview->folder_table);
2311         summaryview->folder_table = NULL;
2312 }
2313
2314 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
2315                                       gpointer data)
2316 {
2317         SummaryView *summaryview = data;
2318         MsgInfo *msginfo;
2319
2320         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2321
2322         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
2323                 g_hash_table_insert(summaryview->folder_table,
2324                                     msginfo->to_folder, GINT_TO_POINTER(1));
2325
2326                 summaryview->mlist =
2327                         g_slist_append(summaryview->mlist, msginfo);
2328
2329                 MSG_UNSET_FLAGS(msginfo->flags, MSG_COPY);
2330                 summary_set_row_marks(summaryview, node);
2331         }
2332 }
2333
2334 static void summary_execute_delete(SummaryView *summaryview)
2335 {
2336         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2337         FolderItem *trash;
2338         GSList *cur;
2339
2340         trash = summaryview->folder_item->folder->trash;
2341         if (summaryview->folder_item->folder->type == F_MH) {
2342                 g_return_if_fail(trash != NULL);
2343         }
2344         if (summaryview->folder_item == trash) return;
2345
2346         /* search deleting messages and execute */
2347         gtk_ctree_pre_recursive
2348                 (ctree, NULL, summary_execute_delete_func, summaryview);
2349
2350         if (!summaryview->mlist) return;
2351
2352         folder_item_move_msgs_with_dest(trash, summaryview->mlist);
2353
2354         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
2355                 procmsg_msginfo_free((MsgInfo *)cur->data);
2356
2357         g_slist_free(summaryview->mlist);
2358         summaryview->mlist = NULL;
2359
2360         folder_item_scan(trash);
2361         folderview_update_item(trash, FALSE);
2362 }
2363
2364 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
2365                                         gpointer data)
2366 {
2367         SummaryView *summaryview = data;
2368         MsgInfo *msginfo;
2369
2370         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2371
2372         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
2373                 summaryview->mlist =
2374                         g_slist_append(summaryview->mlist, msginfo);
2375                 gtk_ctree_node_set_row_data(ctree, node, NULL);
2376
2377                 if (msginfo->msgid && *msginfo->msgid &&
2378                     node == g_hash_table_lookup(summaryview->msgid_table,
2379                                                 msginfo->msgid))
2380                         g_hash_table_remove(summaryview->msgid_table,
2381                                             msginfo->msgid);
2382         }
2383 }
2384
2385 /* thread functions */
2386
2387 void summary_thread_build(SummaryView *summaryview)
2388 {
2389         debug_print(_("Building threads..."));
2390         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
2391         main_window_cursor_wait(summaryview->mainwin);
2392
2393         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2394
2395         gtk_ctree_pre_recursive_to_depth
2396                 (GTK_CTREE(summaryview->ctree), NULL, 1,
2397                  GTK_CTREE_FUNC(summary_thread_func),
2398                  summaryview->msgid_table);
2399
2400         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2401
2402         debug_print(_("done.\n"));
2403         STATUSBAR_POP(summaryview->mainwin);
2404         main_window_cursor_normal(summaryview->mainwin);
2405 }
2406
2407 void summary_unthread(SummaryView *summaryview)
2408 {
2409         GtkCTreeNode *node;
2410         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2411
2412         debug_print(_("Unthreading..."));
2413         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
2414         main_window_cursor_wait(summaryview->mainwin);
2415
2416         gtk_clist_freeze(GTK_CLIST(ctree));
2417
2418         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2419              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
2420                 summary_unthread_func(ctree, node, NULL);
2421         }
2422
2423         gtk_clist_thaw(GTK_CLIST(ctree));
2424
2425         debug_print(_("done.\n"));
2426         STATUSBAR_POP(summaryview->mainwin);
2427         main_window_cursor_normal(summaryview->mainwin);
2428 }
2429
2430 static void summary_unthread_for_exec(SummaryView *summaryview)
2431 {
2432         GtkCTreeNode *node;
2433         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2434
2435         debug_print(_("Unthreading for execution..."));
2436
2437         gtk_clist_freeze(GTK_CLIST(ctree));
2438
2439         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2440              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
2441                 summary_unthread_for_exec_func(ctree, node, NULL);
2442         }
2443
2444         gtk_clist_thaw(GTK_CLIST(ctree));
2445
2446         debug_print(_("done.\n"));
2447 }
2448
2449 static void summary_thread_func(GtkCTree *ctree, GtkCTreeNode *node,
2450                                 gpointer data)
2451 {
2452         MsgInfo *msginfo;
2453         GtkCTreeNode *parent;
2454         GHashTable *msgid_table = (GHashTable *)data;
2455
2456         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2457
2458         if (!msginfo || !msginfo->inreplyto) return;
2459
2460         parent = g_hash_table_lookup(msgid_table, msginfo->inreplyto);
2461
2462         if (parent && parent != node) {
2463                 gtk_ctree_move(ctree, node, parent, NULL);
2464                 gtk_ctree_expand(ctree, parent);
2465         }
2466 }
2467
2468 static void summary_unthread_func(GtkCTree *ctree, GtkCTreeNode *node,
2469                                   gpointer data)
2470 {
2471         GtkCTreeNode *child;
2472         GtkCTreeNode *sibling;
2473
2474         child = GTK_CTREE_ROW(node)->children;
2475         sibling = GTK_CTREE_ROW(node)->sibling;
2476
2477         while (child != NULL) {
2478                 GtkCTreeNode *next_child;
2479
2480                 next_child = GTK_CTREE_ROW(child)->sibling;
2481                 gtk_ctree_move(ctree, child, NULL, sibling);
2482                 child = next_child;
2483         }
2484 }
2485
2486 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
2487                                            gpointer data)
2488 {
2489         MsgInfo *msginfo;
2490         GtkCTreeNode *top_parent;
2491         GtkCTreeNode *child;
2492         GtkCTreeNode *sibling;
2493
2494         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2495
2496         if (!msginfo ||
2497             (!MSG_IS_MOVE(msginfo->flags) &&
2498              !MSG_IS_DELETED(msginfo->flags)))
2499                 return;
2500         child = GTK_CTREE_ROW(node)->children;
2501         if (!child) return;
2502
2503         for (top_parent = node;
2504              GTK_CTREE_ROW(top_parent)->parent != NULL;
2505              top_parent = GTK_CTREE_ROW(top_parent)->parent)
2506                 ;
2507         sibling = GTK_CTREE_ROW(top_parent)->sibling;
2508
2509         while (child != NULL) {
2510                 GtkCTreeNode *next_child;
2511
2512                 next_child = GTK_CTREE_ROW(child)->sibling;
2513                 gtk_ctree_move(ctree, child, NULL, sibling);
2514                 child = next_child;
2515         }
2516 }
2517
2518 void summary_filter(SummaryView *summaryview)
2519 {
2520         if (!prefs_common.fltlist) return;
2521
2522         debug_print(_("filtering..."));
2523         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
2524         main_window_cursor_wait(summaryview->mainwin);
2525
2526         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2527
2528         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
2529                                 GTK_CTREE_FUNC(summary_filter_func),
2530                                 summaryview);
2531
2532         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2533
2534         if (prefs_common.immediate_exec)
2535                 summary_execute(summaryview);
2536         else
2537                 summary_status_show(summaryview);
2538
2539         debug_print(_("done.\n"));
2540         STATUSBAR_POP(summaryview->mainwin);
2541         main_window_cursor_normal(summaryview->mainwin);
2542 }
2543
2544 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
2545                                 gpointer data)
2546 {
2547         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2548         SummaryView *summaryview = data;
2549         gchar *file;
2550         FolderItem *dest;
2551
2552         file = procmsg_get_message_file_path(msginfo);
2553         dest = filter_get_dest_folder(prefs_common.fltlist, file);
2554         g_free(file);
2555
2556         if (dest && strcmp2(dest->path, FILTER_NOT_RECEIVE) != 0 &&
2557             summaryview->folder_item != dest)
2558                 summary_move_row_to(summaryview, node, dest);
2559 }
2560
2561 /* callback functions */
2562
2563 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
2564                                    SummaryView *summaryview)
2565 {
2566         if (!event)
2567                 return;
2568
2569         if (!summaryview->msg_is_toggled_on && summaryview->selected)
2570                 summary_display_msg(summaryview, summaryview->selected, FALSE);
2571         else
2572                 summary_toggle_view(summaryview);
2573 }
2574
2575 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
2576                                    SummaryView *summaryview)
2577 {
2578         if (!event) return;
2579
2580         if (event->button == 3) {
2581                 /* right clicked */
2582                 summary_add_sender_to_cb(summaryview, 0, 0);
2583                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
2584                                NULL, NULL, event->button, event->time);
2585         } else if (event->button == 2) {
2586                 summaryview->display_msg = TRUE;
2587         } else if (event->button == 1) {
2588                 if (!prefs_common.emulate_emacs &&
2589                     summaryview->msg_is_toggled_on)
2590                         summaryview->display_msg = TRUE;
2591         }
2592 }
2593
2594 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
2595                                     SummaryView *summaryview)
2596 {
2597 }
2598
2599 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
2600 {
2601         summary_key_pressed(summaryview->ctree, event, summaryview);
2602 }
2603
2604 #define BREAK_ON_MODIFIER_KEY() \
2605         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
2606
2607 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
2608                                 SummaryView *summaryview)
2609 {
2610         GtkCTree *ctree = GTK_CTREE(widget);
2611         GtkCTreeNode *node;
2612         FolderItem *to_folder;
2613
2614         if (!event) return;
2615
2616         switch (event->keyval) {
2617         case GDK_g:             /* Go */
2618         case GDK_G:
2619                 BREAK_ON_MODIFIER_KEY();
2620
2621                 if (gtk_signal_n_emissions_by_name
2622                         (GTK_OBJECT(ctree), "key_press_event") > 0)
2623                         gtk_signal_emit_stop_by_name(GTK_OBJECT(ctree),
2624                                                      "key_press_event");
2625
2626                 to_folder = foldersel_folder_sel(NULL);
2627                 if (to_folder) {
2628                         debug_print(_("Go to %s\n"), to_folder->path);
2629                         folderview_select(summaryview->folderview, to_folder);
2630                 }
2631                 return;
2632         case GDK_w:             /* Write new message */
2633                 BREAK_ON_MODIFIER_KEY();
2634                 if (summaryview->folder_item)
2635                         compose_new(summaryview->folder_item->folder->account);
2636                 else
2637                         compose_new(NULL);
2638                 return;
2639         case GDK_D:             /* Empty trash */
2640                 BREAK_ON_MODIFIER_KEY();
2641                 if (gtk_signal_n_emissions_by_name
2642                         (GTK_OBJECT(ctree), "key_press_event") > 0)
2643                         gtk_signal_emit_stop_by_name(GTK_OBJECT(ctree),
2644                                                      "key_press_event");
2645                 main_window_empty_trash(summaryview->mainwin, TRUE);
2646                 return;
2647         case GDK_Q:             /* Quit */
2648                 BREAK_ON_MODIFIER_KEY();
2649
2650                 if (prefs_common.confirm_on_exit) {
2651                         if (alertpanel(_("Exit"), _("Exit this program?"),
2652                                        _("OK"), _("Cancel"), NULL)
2653                                        == G_ALERTDEFAULT) {
2654                                 manage_window_focus_in
2655                                         (summaryview->mainwin->window,
2656                                          NULL, NULL);
2657                                 app_will_exit(NULL, summaryview->mainwin);
2658                         }
2659                 }
2660                 return;
2661         case GDK_Left:          /* Move focus */
2662         case GDK_Escape:
2663                 gtk_widget_grab_focus(summaryview->folderview->ctree);
2664                 return;
2665         default:
2666         }
2667
2668         if (!summaryview->selected) {
2669                 node = gtk_ctree_node_nth(ctree, 0);
2670                 if (node)
2671                         gtk_ctree_select(ctree, node);
2672                 else
2673                         return;
2674         }
2675
2676         switch (event->keyval) {
2677         case GDK_space:         /* Page down or go to the next */
2678                 if (summaryview->displayed != summaryview->selected) {
2679                         summary_display_msg(summaryview,
2680                                             summaryview->selected, FALSE);
2681                         break;
2682                 }
2683                 if (!textview_scroll_page(summaryview->messageview->textview,
2684                                           FALSE))
2685                         summary_select_next_unread(summaryview);
2686                 break;
2687         case GDK_n:             /* Next */
2688         case GDK_N:
2689                 BREAK_ON_MODIFIER_KEY();
2690                 summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2691                 break;
2692         case GDK_BackSpace:     /* Page up */
2693         case GDK_Delete:
2694                 textview_scroll_page(summaryview->messageview->textview, TRUE);
2695                 break;
2696         case GDK_p:             /* Prev */
2697         case GDK_P:
2698                 BREAK_ON_MODIFIER_KEY();
2699                 summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
2700                 break;
2701         case GDK_v:             /* Toggle summary mode / message mode */
2702         case GDK_V:
2703                 BREAK_ON_MODIFIER_KEY();
2704
2705                 if (!summaryview->msg_is_toggled_on && summaryview->selected)
2706                         summary_display_msg(summaryview,
2707                                             summaryview->selected, FALSE);
2708                 else
2709                         summary_toggle_view(summaryview);
2710                 break;
2711         case GDK_Return:        /* Scroll up/down one line */
2712                 if (summaryview->displayed != summaryview->selected) {
2713                         summary_display_msg(summaryview,
2714                                             summaryview->selected, FALSE);
2715                         break;
2716                 }
2717                 textview_scroll_one_line(summaryview->messageview->textview,
2718                                          (event->state & GDK_MOD1_MASK) != 0);
2719                 break;
2720         case GDK_asterisk:      /* Mark */
2721                 summary_mark(summaryview);
2722                 break;
2723         case GDK_exclam:        /* Mark as unread */
2724                 summary_mark_as_unread(summaryview);
2725                 break;
2726         case GDK_d:             /* Delete */
2727                 BREAK_ON_MODIFIER_KEY();
2728                 summary_delete(summaryview);
2729                 break;
2730         case GDK_u:             /* Unmark */
2731         case GDK_U:
2732                 BREAK_ON_MODIFIER_KEY();
2733                 summary_unmark(summaryview);
2734                 break;
2735         case GDK_o:             /* Move */
2736                 BREAK_ON_MODIFIER_KEY();
2737                 summary_move_to(summaryview);
2738                 break;
2739         case GDK_O:             /* Copy */
2740                 BREAK_ON_MODIFIER_KEY();
2741                 summary_copy_to(summaryview);
2742                 break;
2743         case GDK_x:             /* Execute */
2744         case GDK_X:
2745                 BREAK_ON_MODIFIER_KEY();
2746                 summary_execute(summaryview);
2747                 break;
2748         case GDK_a:             /* Reply to the message */
2749                 BREAK_ON_MODIFIER_KEY();
2750                 summary_reply_cb(summaryview,
2751                                  COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE, NULL);
2752                 break;
2753         case GDK_A:             /* Reply to the message with quotation */
2754                 BREAK_ON_MODIFIER_KEY();
2755                 summary_reply_cb(summaryview,
2756                                  COMPOSE_REPLY_TO_ALL_WITH_QUOTE, NULL);
2757                 break;
2758         case GDK_f:             /* Forward the message */
2759                 BREAK_ON_MODIFIER_KEY();
2760                 summary_reply_cb(summaryview, COMPOSE_FORWARD, NULL);
2761                 break;
2762         case GDK_F:
2763                 BREAK_ON_MODIFIER_KEY();
2764                 summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
2765                 break;
2766         case GDK_y:             /* Save the message */
2767                 BREAK_ON_MODIFIER_KEY();
2768                 summary_save_as(summaryview);
2769                 break;
2770         default:
2771         }
2772 }
2773
2774 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
2775 {
2776         if (summaryview->folder_item->stype == F_DRAFT)
2777                 summary_reedit(summaryview);
2778         else
2779                 summary_open_msg(summaryview);
2780
2781         summaryview->display_msg = FALSE;
2782 }
2783
2784 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
2785                              gint column, SummaryView *summaryview)
2786 {
2787         MsgInfo *msginfo;
2788
2789         summary_status_show(summaryview);
2790         summary_set_menu_sensitive(summaryview);
2791
2792         if (GTK_CLIST(ctree)->selection &&
2793              GTK_CLIST(ctree)->selection->next) {
2794                 summaryview->display_msg = FALSE;
2795                 return;
2796         }
2797
2798         summaryview->selected = row;
2799
2800         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2801
2802         switch (column) {
2803         case S_COL_MARK:
2804                 if (MSG_IS_MARKED(msginfo->flags)) {
2805                         MSG_UNSET_FLAGS(msginfo->flags, MSG_MARKED);
2806                         summary_set_row_marks(summaryview, row);
2807                 } else
2808                         summary_mark_row(summaryview, row);
2809                 break;
2810         case S_COL_UNREAD:
2811                 if (MSG_IS_UNREAD(msginfo->flags)) {
2812                         summary_mark_row_as_read(summaryview, row);
2813                         summary_status_show(summaryview);
2814                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
2815                          !MSG_IS_FORWARDED(msginfo->flags)) {
2816                         summary_mark_row_as_unread(summaryview, row);
2817                         summary_status_show(summaryview);
2818                 }
2819                 break;
2820         default:
2821         }
2822
2823         if (summaryview->display_msg)
2824                 summary_display_msg(summaryview, row, FALSE);
2825
2826         summaryview->display_msg = FALSE;
2827 }
2828
2829 static void summary_col_resized(GtkCList *clist, gint column, gint width,
2830                                 SummaryView *summaryview)
2831 {
2832         switch (column) {
2833         case S_COL_MARK:
2834                 prefs_common.summary_col_mark = width;
2835                 break;
2836         case S_COL_UNREAD:
2837                 prefs_common.summary_col_unread = width;
2838                 break;
2839         case S_COL_MIME:
2840                 prefs_common.summary_col_mime = width;
2841                 break;
2842         case S_COL_NUMBER:
2843                 prefs_common.summary_col_number = width;
2844                 break;
2845         case S_COL_SIZE:
2846                 prefs_common.summary_col_size = width;
2847                 break;
2848         case S_COL_DATE:
2849                 prefs_common.summary_col_date = width;
2850                 break;
2851         case S_COL_FROM:
2852                 prefs_common.summary_col_from = width;
2853                 break;
2854         case S_COL_SUBJECT:
2855                 prefs_common.summary_col_subject = width;
2856                 break;
2857         default:
2858         }
2859 }
2860
2861 static void summary_reply_cb(SummaryView *summaryview, guint action,
2862                              GtkWidget *widget)
2863 {
2864         MsgInfo *msginfo;
2865
2866         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2867                                               summaryview->selected);
2868         if (!msginfo) return;
2869
2870         switch ((ComposeReplyMode)action) {
2871         case COMPOSE_REPLY:
2872                 compose_reply(msginfo, prefs_common.reply_with_quote, FALSE);
2873                 break;
2874         case COMPOSE_REPLY_WITH_QUOTE:
2875                 compose_reply(msginfo, TRUE, FALSE);
2876                 break;
2877         case COMPOSE_REPLY_WITHOUT_QUOTE:
2878                 compose_reply(msginfo, FALSE, FALSE);
2879                 break;
2880         case COMPOSE_REPLY_TO_ALL:
2881                 compose_reply(msginfo, prefs_common.reply_with_quote, TRUE);
2882                 break;
2883         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
2884                 compose_reply(msginfo, TRUE, TRUE);
2885                 break;
2886         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
2887                 compose_reply(msginfo, FALSE, TRUE);
2888                 break;
2889         case COMPOSE_FORWARD:
2890                 compose_forward(msginfo, FALSE);
2891                 break;
2892         case COMPOSE_FORWARD_AS_ATTACH:
2893                 compose_forward(msginfo, TRUE);
2894                 break;
2895         default:
2896                 compose_reply(msginfo, prefs_common.reply_with_quote, FALSE);
2897         }
2898
2899         summary_set_marks_selected(summaryview);
2900 }
2901
2902 static void summary_show_all_header_cb(SummaryView *summaryview,
2903                                        guint action, GtkWidget *widget)
2904 {
2905         header_window_show_cb(summaryview->mainwin, action, widget);
2906 }
2907
2908 static void summary_add_sender_to_cb (SummaryView                       *summaryview,
2909                                          guint                   action,
2910                                          GtkWidget              *widget_)
2911 {
2912         GtkWidget               *submenu;
2913         GList                   *groups, *tmp;
2914         GtkMenuShell    *menushell;
2915         GtkWidget               *menu;
2916         GtkWidget               *menuitem;
2917         GList                   *child = menushell->children;
2918         gboolean                found = FALSE;
2919         MsgInfo                 *msginfo;
2920         gchar                   *from_address;
2921
2922         menushell = GTK_MENU_SHELL(summaryview->popupmenu);
2923         g_return_if_fail(GTK_MENU_SHELL(summaryview->popupmenu));
2924
2925         /* we're iterating each menu item searching for the one with
2926          * a "contacts" object data. if not found add the menu,
2927          * else update it */
2928         for (child = g_list_first(menushell->children); child; child = g_list_next(child)) {
2929                 if (gtk_object_get_data(GTK_OBJECT(child->data), "contacts")) {
2930                         found = TRUE;
2931                         break;
2932                 }
2933         }
2934
2935         /* add item to default context menu if not present */
2936         if (!found) {
2937                 submenu = gtk_menu_item_new_with_label(_("Add sender to address book"));
2938                 gtk_object_set_data(GTK_OBJECT(submenu), "contacts", (gpointer)1);
2939                 gtk_menu_insert(GTK_MENU(summaryview->popupmenu), submenu, 12);
2940                 gtk_widget_show(submenu);
2941         }
2942         else {
2943                 submenu = (GtkWidget *) child->data;
2944         }
2945
2946         /* get the address info from the summary view */
2947         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2948                                                                                                    summaryview->selected);
2949         g_return_if_fail(msginfo != NULL);
2950
2951         from_address = g_strdup(msginfo->from);
2952         eliminate_address_comment(from_address);
2953         extract_address(from_address);
2954         log_message("adding %s %s\n", msginfo->fromname, from_address);
2955         addressbook_add_contact_by_menu(submenu, msginfo->fromname, from_address, NULL);
2956         g_free(from_address);
2957
2958 }
2959
2960 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
2961 {
2962         summary_sort(summaryview, SORT_BY_NUMBER);
2963 }
2964
2965 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
2966 {
2967         summary_sort(summaryview, SORT_BY_SIZE);
2968 }
2969
2970 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
2971 {
2972         summary_sort(summaryview, SORT_BY_DATE);
2973 }
2974
2975 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
2976 {
2977         summary_sort(summaryview, SORT_BY_FROM);
2978 }
2979
2980 static void summary_subject_clicked(GtkWidget *button,
2981                                     SummaryView *summaryview)
2982 {
2983         summary_sort(summaryview, SORT_BY_SUBJECT);
2984 }
2985
2986 void summary_change_display_item(SummaryView *summaryview)
2987 {
2988         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2989
2990         gtk_clist_set_column_visibility(clist, S_COL_MARK, prefs_common.show_mark);
2991         gtk_clist_set_column_visibility(clist, S_COL_UNREAD, prefs_common.show_unread);
2992         gtk_clist_set_column_visibility(clist, S_COL_MIME, prefs_common.show_mime);
2993         gtk_clist_set_column_visibility(clist, S_COL_NUMBER, prefs_common.show_number);
2994         gtk_clist_set_column_visibility(clist, S_COL_SIZE, prefs_common.show_size);
2995         gtk_clist_set_column_visibility(clist, S_COL_DATE, prefs_common.show_date);
2996         gtk_clist_set_column_visibility(clist, S_COL_FROM, prefs_common.show_from);
2997         gtk_clist_set_column_visibility(clist, S_COL_SUBJECT, prefs_common.show_subject);
2998 }
2999
3000 static void summary_start_drag (GtkWidget   *widget,
3001                                 gint         button,
3002                                 GdkEvent    *event,
3003                                 SummaryView *summaryview)
3004 {
3005         GtkTargetList *list;
3006         GdkDragContext *context;
3007
3008         g_return_if_fail(summaryview != NULL);
3009         g_return_if_fail(summaryview->folder_item != NULL);
3010         g_return_if_fail(summaryview->folder_item->folder != NULL);
3011         if (summaryview->folder_item->folder->type == F_NEWS ||
3012             summaryview->selected == NULL)
3013                 return;
3014
3015         list = gtk_target_list_new(summary_drag_types, 1);
3016
3017         context = gtk_drag_begin(widget, list,
3018                                  GDK_ACTION_MOVE, button, event);
3019         gtk_drag_set_icon_default(context);
3020 }
3021
3022 static void summary_drag_data_get(GtkWidget        *widget,
3023                                   GdkDragContext   *drag_context,
3024                                   GtkSelectionData *selection_data,
3025                                   guint             info,
3026                                   guint             time,
3027                                   SummaryView      *summaryview)
3028 {
3029         if (info == TARGET_MAIL_URI_LIST) {
3030                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3031                 GList *cur;
3032                 MsgInfo *msginfo;
3033                 gchar *mail_list = NULL, *tmp1, *tmp2;
3034
3035                 for (cur = GTK_CLIST(ctree)->selection;
3036                      cur != NULL; cur = cur->next) {
3037                         msginfo = gtk_ctree_node_get_row_data
3038                                 (ctree, GTK_CTREE_NODE(cur->data));
3039                         tmp2 = procmsg_get_message_file_path(msginfo);
3040                         if (!tmp2) continue;
3041                         tmp1 = g_strconcat("file:/", tmp2, NULL);
3042                         g_free(tmp2);
3043
3044                         if (!mail_list) {
3045                                 mail_list = tmp1;
3046                         } else {
3047                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
3048                                 g_free(mail_list);
3049                                 g_free(tmp1);
3050                                 mail_list = tmp2;
3051                         }
3052                 }
3053
3054                 if (mail_list != NULL) {
3055                         gtk_selection_data_set(selection_data,
3056                                                selection_data->target, 8,
3057                                                mail_list, strlen(mail_list));
3058                         g_free(mail_list);
3059                 }
3060         } else if (info == TARGET_DUMMY) {
3061                 if (GTK_CLIST(summaryview->ctree)->selection)
3062                         gtk_selection_data_set(selection_data,
3063                                                selection_data->target, 8,
3064                                                "Dummy", 6);
3065         }
3066 }
3067
3068
3069 /* custom compare functions for sorting */
3070
3071 static gint summary_cmp_by_num(GtkCList *clist,
3072                                gconstpointer ptr1, gconstpointer ptr2)
3073 {
3074         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
3075         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
3076
3077         return msginfo1->msgnum - msginfo2->msgnum;
3078 }
3079
3080 static gint summary_cmp_by_size(GtkCList *clist,
3081                                 gconstpointer ptr1, gconstpointer ptr2)
3082 {
3083         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
3084         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
3085
3086         return msginfo1->size - msginfo2->size;
3087 }
3088
3089 static gint summary_cmp_by_date(GtkCList *clist,
3090                                gconstpointer ptr1, gconstpointer ptr2)
3091 {
3092         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
3093         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
3094
3095         return msginfo1->date_t - msginfo2->date_t;
3096 }
3097
3098 static gint summary_cmp_by_from(GtkCList *clist,
3099                                gconstpointer ptr1, gconstpointer ptr2)
3100 {
3101         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
3102         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
3103
3104         if (!msginfo1->fromname)
3105                 return (msginfo2->fromname != NULL);
3106         if (!msginfo2->fromname)
3107                 return -1;
3108
3109         return strcasecmp(msginfo1->fromname, msginfo2->fromname);
3110 }
3111
3112 static gint summary_cmp_by_subject(GtkCList *clist,
3113                                gconstpointer ptr1, gconstpointer ptr2)
3114 {
3115         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
3116         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
3117
3118         if (!msginfo1->subject)
3119                 return (msginfo2->subject != NULL);
3120         if (!msginfo2->subject)
3121                 return -1;
3122
3123         return strcasecmp(msginfo1->subject, msginfo2->subject);
3124 }