src/summary_search.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2013 Hiroyuki Yamamoto and the Claws Mail team
   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 3 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, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #include "claws-features.h"
  23 #endif
  24
  25 #include "defs.h"
  26
  27 #include <glib.h>
  28 #include <glib/gi18n.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <gtk/gtk.h>
  31 #if !GTK_CHECK_VERSION(3, 0, 0)
  32 #include "gtk/gtksctree.h"
  33 #endif
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37
  38 #include "main.h"
  39 #include "summary_search.h"
  40 #include "summaryview.h"
  41 #include "messageview.h"
  42 #include "mainwindow.h"
  43 #include "menu.h"
  44 #include "utils.h"
  45 #include "gtkutils.h"
  46 #include "combobox.h"
  47 #include "prefs_gtk.h"
  48 #include "manage_window.h"
  49 #include "alertpanel.h"
  50 #include "advsearch.h"
  51 #include "matcher.h"
  52 #include "matcher_parser.h"
  53 #include "prefs_matcher.h"
  54 #include "manual.h"
  55 #include "prefs_common.h"
  56 #include "statusbar.h"
  57
  58 static struct SummarySearchWindow {
  59         GtkWidget *window;
  60
  61         GtkWidget *bool_optmenu;
  62
  63         GtkWidget *from_entry;
  64         GtkWidget *to_entry;
  65         GtkWidget *subject_entry;
  66         GtkWidget *body_entry;
  67
  68         GtkWidget *adv_condition_entry;
  69         GtkWidget *adv_condition_btn;
  70         GtkWidget *adv_search_checkbtn;
  71
  72         GtkWidget *case_checkbtn;
  73
  74         GtkWidget *clear_btn;
  75         GtkWidget *help_btn;
  76         GtkWidget *all_btn;
  77         GtkWidget *prev_btn;
  78         GtkWidget *next_btn;
  79         GtkWidget *close_btn;
  80         GtkWidget *stop_btn;
  81
  82         SummaryView *summaryview;
  83
  84         AdvancedSearch  *advsearch;
  85         gboolean        is_fast;
  86         gboolean        matcher_is_outdated;
  87         gboolean        search_in_progress;
  88         GHashTable      *matched_msgnums;
  89
  90         gboolean is_searching;
  91         gboolean from_entry_has_focus;
  92         gboolean to_entry_has_focus;
  93         gboolean subject_entry_has_focus;
  94         gboolean body_entry_has_focus;
  95         gboolean adv_condition_entry_has_focus;
  96 } search_window;
  97
  98 static gchar* add_history_get(GtkWidget *from, GList **history);
  99
 100 static void summary_search_create       (void);
 101
 102 static gboolean summary_search_verify_match             (MsgInfo *msg);
 103 static gboolean summary_search_prepare_matcher          ();
 104 static gboolean summary_search_prereduce_msg_list       ();
 105
 106 static void summary_search_execute      (gboolean        backward,
 107                                          gboolean        search_all);
 108
 109 static void summary_search_clear        (GtkButton      *button,
 110                                          gpointer        data);
 111 static void summary_search_prev_clicked (GtkButton      *button,
 112                                          gpointer        data);
 113 static void summary_search_next_clicked (GtkButton      *button,
 114                                          gpointer        data);
 115 static void summary_search_all_clicked  (GtkButton      *button,
 116                                          gpointer        data);
 117 static void summary_search_stop_clicked (GtkButton      *button,
 118                                          gpointer        data);
 119 static void adv_condition_btn_clicked   (GtkButton      *button,
 120                                          gpointer        data);
 121
 122 static void from_changed                        (void);
 123 static void to_changed                          (void);
 124 static void subject_changed                     (void);
 125 static void body_changed                        (void);
 126 static void adv_condition_changed       (void);
 127
 128 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 129                                   gpointer data);
 130 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 131                                   gpointer data);
 132 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 133                                   gpointer data);
 134 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 135                                   gpointer data);
 136 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 137                                   gpointer data);
 138 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 139                                   gpointer data);
 140 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 141                                   gpointer data);
 142 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 143                                   gpointer data);
 144 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 145                                   gpointer data);
 146 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 147                                   gpointer data);
 148 static gboolean key_pressed             (GtkWidget      *widget,
 149                                          GdkEventKey    *event,
 150                                          gpointer        data);
 151
 152 #define GTK_BUTTON_SET_SENSITIVE(widget,sensitive) {                                    \
 153         gtk_widget_set_sensitive(widget, sensitive);                                    \
 154 }
 155
 156 static gchar* add_history_get(GtkWidget *from, GList **history)
 157 {
 158         gchar *result;
 159
 160 #if !GTK_CHECK_VERSION(2, 24, 0)
 161         result = gtk_combo_box_get_active_text(GTK_COMBO_BOX(from));
 162 #else
 163         result = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(from));
 164 #endif
 165         if (!result)
 166                 result = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(from))), 0, -1);
 167
 168         if (result && result[0] != '\0') {
 169                 /* add to history */
 170 #if !GTK_CHECK_VERSION(2, 24, 0)
 171                 combobox_unset_popdown_strings(GTK_COMBO_BOX(from));
 172 #else
 173                 combobox_unset_popdown_strings(GTK_COMBO_BOX_TEXT(from));
 174 #endif
 175                 *history = add_history(*history, result);
 176 #if !GTK_CHECK_VERSION(2, 24, 0)
 177                 combobox_set_popdown_strings(GTK_COMBO_BOX(from), *history);
 178 #else
 179                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from), *history);
 180 #endif
 181
 182                 return result;
 183         } else {
 184                 g_free(result);
 185                 return NULL;
 186         }
 187 }
 188
 189 void summary_search(SummaryView *summaryview)
 190 {
 191         if (!search_window.window) {
 192                 summary_search_create();
 193         } else {
 194                 gtk_widget_hide(search_window.window);
 195         }
 196
 197         search_window.summaryview = summaryview;
 198
 199         gtk_widget_grab_focus(search_window.next_btn);
 200         gtk_widget_grab_focus(search_window.subject_entry);
 201         gtk_widget_show(search_window.window);
 202 }
 203
 204 static void summary_show_stop_button(void)
 205 {
 206         gtk_widget_hide(search_window.close_btn);
 207         gtk_widget_show(search_window.stop_btn);
 208         GTK_BUTTON_SET_SENSITIVE(search_window.all_btn, FALSE)
 209         GTK_BUTTON_SET_SENSITIVE(search_window.prev_btn, FALSE)
 210         GTK_BUTTON_SET_SENSITIVE(search_window.next_btn, FALSE)
 211 }
 212
 213 static void summary_hide_stop_button(void)
 214 {
 215         gtk_widget_hide(search_window.stop_btn);
 216         gtk_widget_show(search_window.close_btn);
 217         gtk_widget_set_sensitive(search_window.all_btn, TRUE);
 218         gtk_widget_set_sensitive(search_window.prev_btn, TRUE);
 219         gtk_widget_set_sensitive(search_window.next_btn, TRUE);
 220 }
 221
 222 static void summary_search_create(void)
 223 {
 224         GtkWidget *window;
 225         GtkWidget *vbox1;
 226         GtkWidget *bool_hbox;
 227         GtkWidget *bool_optmenu;
 228         GtkListStore *menu;
 229         GtkTreeIter iter;
 230         GtkWidget *clear_btn;
 231
 232         GtkWidget *table1;
 233         GtkWidget *from_label;
 234         GtkWidget *from_entry;
 235         GtkWidget *to_label;
 236         GtkWidget *to_entry;
 237         GtkWidget *subject_label;
 238         GtkWidget *subject_entry;
 239         GtkWidget *body_label;
 240         GtkWidget *body_entry;
 241         GtkWidget *adv_condition_label;
 242         GtkWidget *adv_condition_entry;
 243         GtkWidget *adv_condition_btn;
 244
 245         GtkWidget *checkbtn_hbox;
 246         GtkWidget *adv_search_checkbtn;
 247         GtkWidget *case_checkbtn;
 248
 249         GtkWidget *confirm_area;
 250         GtkWidget *help_btn;
 251         GtkWidget *all_btn;
 252         GtkWidget *prev_btn;
 253         GtkWidget *next_btn;
 254         GtkWidget *close_btn;
 255         GtkWidget *stop_btn;
 256         gboolean is_searching = FALSE;
 257
 258         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "summary_search");
 259         gtk_window_set_title(GTK_WINDOW (window), _("Search messages"));
 260         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 261         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 262         g_signal_connect(G_OBJECT(window), "delete_event",
 263                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 264         g_signal_connect(G_OBJECT(window), "key_press_event",
 265                          G_CALLBACK(key_pressed), NULL);
 266         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 267
 268         vbox1 = gtk_vbox_new (FALSE, 0);
 269         gtk_widget_show (vbox1);
 270         gtk_container_add (GTK_CONTAINER (window), vbox1);
 271
 272         bool_hbox = gtk_hbox_new(FALSE, 4);
 273         gtk_widget_show(bool_hbox);
 274         gtk_box_pack_start(GTK_BOX(vbox1), bool_hbox, FALSE, FALSE, 0);
 275
 276         bool_optmenu = gtkut_sc_combobox_create(NULL, FALSE);
 277         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(bool_optmenu)));
 278         gtk_widget_show(bool_optmenu);
 279         gtk_box_pack_start(GTK_BOX(bool_hbox), bool_optmenu, FALSE, FALSE, 0);
 280
 281         COMBOBOX_ADD(menu, _("Match any of the following"), 0);
 282         gtk_combo_box_set_active_iter(GTK_COMBO_BOX(bool_optmenu), &iter);
 283         COMBOBOX_ADD(menu, _("Match all of the following"), 1);
 284
 285         clear_btn = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 286         gtk_widget_show(clear_btn);
 287         gtk_box_pack_end(GTK_BOX(bool_hbox), clear_btn, FALSE, FALSE, 0);
 288
 289         table1 = gtk_table_new (5, 3, FALSE);
 290         gtk_widget_show (table1);
 291         gtk_box_pack_start (GTK_BOX (vbox1), table1, TRUE, TRUE, 0);
 292         gtk_container_set_border_width (GTK_CONTAINER (table1), 4);
 293         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 294         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 295
 296 #if !GTK_CHECK_VERSION(2, 24, 0)
 297         from_entry = gtk_combo_box_entry_new_text ();
 298 #else
 299         from_entry = gtk_combo_box_text_new_with_entry ();
 300 #endif
 301         gtk_combo_box_set_active(GTK_COMBO_BOX(from_entry), -1);
 302         if (prefs_common.summary_search_from_history)
 303 #if !GTK_CHECK_VERSION(2, 24, 0)
 304                 combobox_set_popdown_strings(GTK_COMBO_BOX(from_entry),
 305                                 prefs_common.summary_search_from_history);
 306 #else
 307                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from_entry),
 308                                 prefs_common.summary_search_from_history);
 309 #endif
 310         gtk_widget_show (from_entry);
 311         gtk_table_attach (GTK_TABLE (table1), from_entry, 1, 3, 0, 1,
 312                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 313         g_signal_connect(G_OBJECT(from_entry), "changed",
 314                          G_CALLBACK(from_changed), NULL);
 315         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 316                          "focus_in_event", G_CALLBACK(from_entry_focus_evt_in), NULL);
 317         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 318                          "focus_out_event", G_CALLBACK(from_entry_focus_evt_out), NULL);
 319
 320 #if !GTK_CHECK_VERSION(2, 24, 0)
 321         to_entry = gtk_combo_box_entry_new_text ();
 322 #else
 323         to_entry = gtk_combo_box_text_new_with_entry ();
 324 #endif
 325         gtk_combo_box_set_active(GTK_COMBO_BOX(to_entry), -1);
 326         if (prefs_common.summary_search_to_history)
 327 #if !GTK_CHECK_VERSION(2, 24, 0)
 328                 combobox_set_popdown_strings(GTK_COMBO_BOX(to_entry),
 329                                 prefs_common.summary_search_to_history);
 330 #else
 331                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(to_entry),
 332                                 prefs_common.summary_search_to_history);
 333 #endif
 334         gtk_widget_show (to_entry);
 335         gtk_table_attach (GTK_TABLE (table1), to_entry, 1, 3, 1, 2,
 336                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 337         g_signal_connect(G_OBJECT(to_entry), "changed",
 338                          G_CALLBACK(to_changed), NULL);
 339         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 340                          "focus_in_event", G_CALLBACK(to_entry_focus_evt_in), NULL);
 341         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 342                          "focus_out_event", G_CALLBACK(to_entry_focus_evt_out), NULL);
 343
 344 #if !GTK_CHECK_VERSION(2, 24, 0)
 345         subject_entry = gtk_combo_box_entry_new_text ();
 346 #else
 347         subject_entry = gtk_combo_box_text_new_with_entry ();
 348 #endif
 349         gtk_combo_box_set_active(GTK_COMBO_BOX(subject_entry), -1);
 350         if (prefs_common.summary_search_subject_history)
 351 #if !GTK_CHECK_VERSION(2, 24, 0)
 352                 combobox_set_popdown_strings(GTK_COMBO_BOX(subject_entry),
 353                                 prefs_common.summary_search_subject_history);
 354 #else
 355                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(subject_entry),
 356                                 prefs_common.summary_search_subject_history);
 357 #endif
 358         gtk_widget_show (subject_entry);
 359         gtk_table_attach (GTK_TABLE (table1), subject_entry, 1, 3, 2, 3,
 360                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 361         g_signal_connect(G_OBJECT(subject_entry), "changed",
 362                          G_CALLBACK(subject_changed), NULL);
 363         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 364                          "focus_in_event", G_CALLBACK(subject_entry_focus_evt_in), NULL);
 365         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 366                          "focus_out_event", G_CALLBACK(subject_entry_focus_evt_out), NULL);
 367
 368 #if !GTK_CHECK_VERSION(2, 24, 0)
 369         body_entry = gtk_combo_box_entry_new_text ();
 370 #else
 371         body_entry = gtk_combo_box_text_new_with_entry ();
 372 #endif
 373         gtk_combo_box_set_active(GTK_COMBO_BOX(body_entry), -1);
 374         if (prefs_common.summary_search_body_history)
 375 #if !GTK_CHECK_VERSION(2, 24, 0)
 376                 combobox_set_popdown_strings(GTK_COMBO_BOX(body_entry),
 377                                 prefs_common.summary_search_body_history);
 378 #else
 379                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(body_entry),
 380                                 prefs_common.summary_search_body_history);
 381 #endif
 382         gtk_widget_show (body_entry);
 383         gtk_table_attach (GTK_TABLE (table1), body_entry, 1, 3, 3, 4,
 384                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 385         g_signal_connect(G_OBJECT(body_entry), "changed",
 386                          G_CALLBACK(body_changed), NULL);
 387         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 388                          "focus_in_event", G_CALLBACK(body_entry_focus_evt_in), NULL);
 389         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 390                          "focus_out_event", G_CALLBACK(body_entry_focus_evt_out), NULL);
 391
 392 #if !GTK_CHECK_VERSION(2, 24, 0)
 393         adv_condition_entry = gtk_combo_box_entry_new_text ();
 394 #else
 395         adv_condition_entry = gtk_combo_box_text_new_with_entry ();
 396 #endif
 397         gtk_combo_box_set_active(GTK_COMBO_BOX(adv_condition_entry), -1);
 398         if (prefs_common.summary_search_adv_condition_history)
 399 #if !GTK_CHECK_VERSION(2, 24, 0)
 400                 combobox_set_popdown_strings(GTK_COMBO_BOX(adv_condition_entry),
 401                                 prefs_common.summary_search_adv_condition_history);
 402 #else
 403                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(adv_condition_entry),
 404                                 prefs_common.summary_search_adv_condition_history);
 405 #endif
 406         gtk_widget_show (adv_condition_entry);
 407         gtk_table_attach (GTK_TABLE (table1), adv_condition_entry, 1, 2, 4, 5,
 408                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 409         g_signal_connect(G_OBJECT(adv_condition_entry), "changed",
 410                          G_CALLBACK(adv_condition_changed), NULL);
 411         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 412                          "focus_in_event", G_CALLBACK(adv_condition_entry_focus_evt_in), NULL);
 413         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 414                          "focus_out_event", G_CALLBACK(adv_condition_entry_focus_evt_out), NULL);
 415
 416         adv_condition_btn = gtk_button_new_with_label(" ... ");
 417         gtk_widget_show (adv_condition_btn);
 418         gtk_table_attach (GTK_TABLE (table1), adv_condition_btn, 2, 3, 4, 5,
 419                           GTK_FILL, 0, 0, 0);
 420         g_signal_connect(G_OBJECT (adv_condition_btn), "clicked",
 421                          G_CALLBACK(adv_condition_btn_clicked), search_window.window);
 422
 423         CLAWS_SET_TIP(adv_condition_btn,
 424                              _("Edit search criteria"));
 425
 426         from_label = gtk_label_new (_("From:"));
 427         gtk_widget_show (from_label);
 428         gtk_table_attach (GTK_TABLE (table1), from_label, 0, 1, 0, 1,
 429                           GTK_FILL, 0, 0, 0);
 430         gtk_label_set_justify (GTK_LABEL (from_label), GTK_JUSTIFY_RIGHT);
 431         gtk_misc_set_alignment (GTK_MISC (from_label), 1, 0.5);
 432
 433         to_label = gtk_label_new (_("To:"));
 434         gtk_widget_show (to_label);
 435         gtk_table_attach (GTK_TABLE (table1), to_label, 0, 1, 1, 2,
 436                           GTK_FILL, 0, 0, 0);
 437         gtk_label_set_justify (GTK_LABEL (to_label), GTK_JUSTIFY_RIGHT);
 438         gtk_misc_set_alignment (GTK_MISC (to_label), 1, 0.5);
 439
 440         subject_label = gtk_label_new (_("Subject:"));
 441         gtk_widget_show (subject_label);
 442         gtk_table_attach (GTK_TABLE (table1), subject_label, 0, 1, 2, 3,
 443                           GTK_FILL, 0, 0, 0);
 444         gtk_label_set_justify (GTK_LABEL (subject_label), GTK_JUSTIFY_RIGHT);
 445         gtk_misc_set_alignment (GTK_MISC (subject_label), 1, 0.5);
 446
 447         body_label = gtk_label_new (_("Body:"));
 448         gtk_widget_show (body_label);
 449         gtk_table_attach (GTK_TABLE (table1), body_label, 0, 1, 3, 4,
 450                           GTK_FILL, 0, 0, 0);
 451         gtk_label_set_justify (GTK_LABEL (body_label), GTK_JUSTIFY_RIGHT);
 452         gtk_misc_set_alignment (GTK_MISC (body_label), 1, 0.5);
 453
 454         adv_condition_label = gtk_label_new (_("Condition:"));
 455         gtk_widget_show (adv_condition_label);
 456         gtk_table_attach (GTK_TABLE (table1), adv_condition_label, 0, 1, 4, 5,
 457                           GTK_FILL, 0, 0, 0);
 458         gtk_label_set_justify (GTK_LABEL (adv_condition_label), GTK_JUSTIFY_RIGHT);
 459         gtk_misc_set_alignment (GTK_MISC (adv_condition_label), 1, 0.5);
 460
 461         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 462         gtk_widget_show (checkbtn_hbox);
 463         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 464         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 465
 466         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 467         gtk_widget_show (case_checkbtn);
 468         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 469                             FALSE, FALSE, 0);
 470
 471         adv_search_checkbtn = gtk_check_button_new_with_label (_("Extended Search"));
 472         gtk_widget_show (adv_search_checkbtn);
 473         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), adv_search_checkbtn,
 474                             FALSE, FALSE, 0);
 475
 476         confirm_area = gtk_hbutton_box_new();
 477         gtk_widget_show (confirm_area);
 478         gtk_button_box_set_layout(GTK_BUTTON_BOX(confirm_area),
 479                                   GTK_BUTTONBOX_END);
 480         gtk_box_set_spacing(GTK_BOX(confirm_area), 5);
 481
 482         gtkut_stock_button_add_help(confirm_area, &help_btn);
 483
 484         all_btn = gtk_button_new_with_mnemonic(_("Find _all"));
 485         gtkut_widget_set_can_default(all_btn, TRUE);
 486         gtk_box_pack_start(GTK_BOX(confirm_area), all_btn, TRUE, TRUE, 0);
 487         gtk_widget_show(all_btn);
 488
 489         prev_btn = gtk_button_new_from_stock(GTK_STOCK_GO_BACK);
 490         gtkut_widget_set_can_default(prev_btn, TRUE);
 491         gtk_box_pack_start(GTK_BOX(confirm_area), prev_btn, TRUE, TRUE, 0);
 492         gtk_widget_show(prev_btn);
 493
 494         next_btn = gtk_button_new_from_stock(GTK_STOCK_GO_FORWARD);
 495         gtkut_widget_set_can_default(next_btn, TRUE);
 496         gtk_box_pack_start(GTK_BOX(confirm_area), next_btn, TRUE, TRUE, 0);
 497         gtk_widget_show(next_btn);
 498
 499         close_btn = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
 500         gtkut_widget_set_can_default(close_btn, TRUE);
 501         gtk_box_pack_start(GTK_BOX(confirm_area), close_btn, TRUE, TRUE, 0);
 502         gtk_widget_show(close_btn);
 503
 504         /* stop button hidden */
 505         stop_btn = gtk_button_new_from_stock(GTK_STOCK_STOP);
 506         gtkut_widget_set_can_default(stop_btn, TRUE);
 507         gtk_box_pack_start(GTK_BOX(confirm_area), stop_btn, TRUE, TRUE, 0);
 508
 509         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 510         gtk_widget_grab_default(next_btn);
 511
 512         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, bool_optmenu)
 513         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_entry)
 514         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_entry)
 515         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_entry)
 516         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_entry)
 517         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_label)
 518         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_entry)
 519         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_btn)
 520         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, case_checkbtn)
 521
 522         g_signal_connect(G_OBJECT(help_btn), "clicked",
 523                          G_CALLBACK(manual_open_with_anchor_cb),
 524                          MANUAL_ANCHOR_SEARCHING);
 525         g_signal_connect(G_OBJECT(clear_btn), "clicked",
 526                          G_CALLBACK(summary_search_clear), NULL);
 527         g_signal_connect(G_OBJECT(all_btn), "clicked",
 528                          G_CALLBACK(summary_search_all_clicked), NULL);
 529         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 530                          G_CALLBACK(summary_search_prev_clicked), NULL);
 531         g_signal_connect(G_OBJECT(next_btn), "clicked",
 532                          G_CALLBACK(summary_search_next_clicked), NULL);
 533         g_signal_connect_closure
 534                 (G_OBJECT(close_btn), "clicked",
 535                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 536              window, NULL), FALSE);
 537         g_signal_connect(G_OBJECT(stop_btn), "clicked",
 538                          G_CALLBACK(summary_search_stop_clicked), NULL);
 539
 540         search_window.window = window;
 541         search_window.bool_optmenu = bool_optmenu;
 542         search_window.from_entry = from_entry;
 543         search_window.to_entry = to_entry;
 544         search_window.subject_entry = subject_entry;
 545         search_window.body_entry = body_entry;
 546         search_window.adv_condition_entry = adv_condition_entry;
 547         search_window.adv_condition_btn = adv_condition_btn;
 548         search_window.case_checkbtn = case_checkbtn;
 549         search_window.adv_search_checkbtn = adv_search_checkbtn;
 550         search_window.clear_btn = clear_btn;
 551         search_window.help_btn = help_btn;
 552         search_window.all_btn = all_btn;
 553         search_window.prev_btn = prev_btn;
 554         search_window.next_btn = next_btn;
 555         search_window.close_btn = close_btn;
 556         search_window.stop_btn = stop_btn;
 557         search_window.advsearch = NULL;
 558         search_window.matcher_is_outdated = TRUE;
 559         search_window.search_in_progress = FALSE;
 560         search_window.matched_msgnums = NULL;
 561         search_window.is_searching = is_searching;
 562 }
 563
 564 static gboolean summary_search_verify_match(MsgInfo *msg)
 565 {
 566         gpointer msgnum = GUINT_TO_POINTER(msg->msgnum);
 567
 568         if (g_hash_table_lookup(search_window.matched_msgnums, msgnum) != NULL)
 569                 return TRUE;
 570         else
 571                 return FALSE;
 572 }
 573
 574 static gboolean summary_search_progress_cb(gpointer data, guint at, guint matched, guint total)
 575 {
 576         if (!search_window.is_searching) {
 577                 search_window.matcher_is_outdated = TRUE;
 578                 return FALSE;
 579         }
 580
 581         return summaryview_search_root_progress(search_window.summaryview, at, matched, total);
 582 }
 583
 584 static gboolean summary_search_prepare_matcher()
 585 {
 586         gboolean adv_search;
 587         gboolean bool_and = FALSE;
 588         gboolean case_sens = FALSE;
 589         gchar *matcher_str;
 590         gint match_type;
 591         gchar *from_str = NULL, *to_str = NULL, *subject_str = NULL;
 592         gchar *body_str = NULL;
 593         GSList *matchers = NULL;
 594
 595         if (!search_window.matcher_is_outdated)
 596                 return TRUE;
 597
 598         if (search_window.advsearch == NULL) {
 599                 search_window.advsearch = advsearch_new();
 600                 advsearch_set_on_error_cb(search_window.advsearch, NULL, NULL); /* TODO */
 601                 advsearch_set_on_progress_cb(search_window.advsearch,
 602                         summary_search_progress_cb, NULL);
 603         }
 604
 605         adv_search = gtk_toggle_button_get_active
 606                 (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn));
 607
 608         if (adv_search) {
 609                 matcher_str = add_history_get(search_window.adv_condition_entry, &prefs_common.summary_search_adv_condition_history);
 610         } else {
 611                 MatcherList *matcher_list;
 612                 bool_and = combobox_get_active_data(GTK_COMBO_BOX(search_window.bool_optmenu));
 613                 case_sens = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 614
 615                 from_str    = add_history_get(search_window.from_entry, &prefs_common.summary_search_from_history);
 616                 to_str      = add_history_get(search_window.to_entry, &prefs_common.summary_search_to_history);
 617                 subject_str = add_history_get(search_window.subject_entry, &prefs_common.summary_search_subject_history);
 618                 body_str    = add_history_get(search_window.body_entry, &prefs_common.summary_search_body_history);
 619
 620                 if (!from_str && !to_str && !subject_str && !body_str) {
 621                         /* TODO: warn if no search criteria? (or make buttons enabled only when
 622                          * at least one search criteria has been set */
 623                         return FALSE;
 624                 }
 625
 626                 match_type = case_sens ? MATCHTYPE_MATCH : MATCHTYPE_MATCHCASE;
 627
 628                 if (from_str) {
 629                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_FROM, NULL, match_type, from_str, 0);
 630                         matchers = g_slist_append(matchers, prop);
 631                 }
 632                 if (to_str) {
 633                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_TO, NULL, match_type, to_str, 0);
 634                         matchers = g_slist_append(matchers, prop);
 635                 }
 636                 if (subject_str) {
 637                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_SUBJECT, NULL, match_type, subject_str, 0);
 638                         matchers = g_slist_append(matchers, prop);
 639                 }
 640                 if (body_str) {
 641                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_BODY_PART, NULL, match_type, body_str, 0);
 642                         matchers = g_slist_append(matchers, prop);
 643                 }
 644                 g_free(from_str);
 645                 g_free(to_str);
 646                 g_free(subject_str);
 647                 g_free(body_str);
 648
 649                 matcher_list = matcherlist_new(matchers, bool_and);
 650                 if (!matcher_list)
 651                         return FALSE;
 652                 matcher_str = matcherlist_to_string(matcher_list);
 653                 matcherlist_free(matcher_list);
 654         }
 655         if (!matcher_str)
 656                 return FALSE;
 657
 658         advsearch_set(search_window.advsearch, ADVANCED_SEARCH_EXTENDED,
 659                       matcher_str);
 660
 661         debug_print("Advsearch set: %s\n", matcher_str);
 662         g_free(matcher_str);
 663
 664         if (!advsearch_has_proper_predicate(search_window.advsearch))
 665                 return FALSE;
 666
 667         search_window.matcher_is_outdated = FALSE;
 668
 669         return TRUE;
 670 }
 671
 672 static gboolean summary_search_prereduce_msg_list()
 673 {
 674         MsgInfoList *msglist = NULL;
 675         MsgNumberList *msgnums = NULL;
 676         MsgNumberList *cur;
 677         SummaryView *summaryview = search_window.summaryview;
 678         gboolean result;
 679         FolderItem *item = summaryview->folder_item;
 680         static GdkCursor *watch_cursor = NULL;
 681         if (!watch_cursor)
 682                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 683
 684         if (search_window.matcher_is_outdated && !summary_search_prepare_matcher()) {
 685                 return FALSE;
 686         }
 687
 688         main_window_cursor_wait(mainwindow_get_mainwindow());
 689         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), watch_cursor);
 690         statusbar_print_all(_("Searching in %s... \n"),
 691                 item->path ? item->path : "(null)");
 692
 693         result = advsearch_search_msgs_in_folders(search_window.advsearch,
 694                         &msglist, item, FALSE);
 695         statusbar_pop_all();
 696         statusbar_progress_all(0, 0, 0);
 697         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), NULL);
 698         main_window_cursor_normal(mainwindow_get_mainwindow());
 699
 700         if (!result)
 701                 return FALSE;
 702         msgnums = procmsg_get_number_list_for_msgs(msglist);
 703         procmsg_msg_list_free(msglist);
 704
 705         if (search_window.matched_msgnums == NULL)
 706                 search_window.matched_msgnums = g_hash_table_new(g_direct_hash, NULL);
 707
 708         g_hash_table_remove_all(search_window.matched_msgnums);
 709
 710         for (cur = msgnums; cur != NULL; cur = cur->next) {
 711                 g_hash_table_insert(search_window.matched_msgnums, cur->data, GINT_TO_POINTER(1));
 712         }
 713
 714         g_slist_free(msgnums);
 715
 716         return TRUE;
 717 }
 718
 719 static void summary_search_execute(gboolean backward, gboolean search_all)
 720 {
 721         SummaryView *summaryview = search_window.summaryview;
 722         GtkCMCTree *ctree = GTK_CMCTREE(summaryview->ctree);
 723         GtkCMCTreeNode *node;
 724         MsgInfo *msginfo;
 725         gboolean all_searched = FALSE;
 726         gboolean matched = FALSE;
 727         gint i = 0;
 728
 729         if (summary_is_locked(summaryview)) {
 730                 return;
 731         }
 732         summary_lock(summaryview);
 733
 734         search_window.is_searching = TRUE;
 735         main_window_cursor_wait(summaryview->mainwin);
 736         summary_show_stop_button();
 737
 738         if (search_window.matcher_is_outdated && !summary_search_prereduce_msg_list()) {
 739                 goto exit;
 740         }
 741
 742         if (search_all) {
 743                 summary_freeze(summaryview);
 744                 summary_unselect_all(summaryview);
 745                 node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 746                 backward = FALSE;
 747         } else if (!summaryview->selected) {
 748                 if (backward) {
 749                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 750                 } else {
 751                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 752                 }
 753
 754                 if (!node) {
 755                         search_window.is_searching = FALSE;
 756                         summary_hide_stop_button();
 757                         main_window_cursor_normal(summaryview->mainwin);
 758                         summary_unlock(summaryview);
 759                         return;
 760                 }
 761         } else {
 762                 if (backward) {
 763                         node = gtkut_ctree_node_prev(ctree, summaryview->selected);
 764                 } else {
 765                         node = gtkut_ctree_node_next(ctree, summaryview->selected);
 766                 }
 767         }
 768
 769         for (; search_window.is_searching; i++) {
 770                 if (!node) {
 771                         gchar *str;
 772                         AlertValue val;
 773
 774                         if (search_all) {
 775                                 break;
 776                         }
 777
 778                         if (all_searched) {
 779                                 alertpanel_full(_("Search failed"),
 780                                                 _("Search string not found."),
 781                                                 GTK_STOCK_CLOSE, NULL, NULL, FALSE,
 782                                                 NULL, ALERT_WARNING, G_ALERTDEFAULT);
 783                                 break;
 784                         }
 785
 786                         if (backward)
 787                                 str = _("Beginning of list reached; continue from end?");
 788                         else
 789                                 str = _("End of list reached; continue from beginning?");
 790
 791                         val = alertpanel(_("Search finished"), str,
 792                                          GTK_STOCK_NO, "+" GTK_STOCK_YES, NULL);
 793                         if (G_ALERTALTERNATE == val) {
 794                                 if (backward) {
 795                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 796                                 } else {
 797                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 798                                 }
 799
 800                                 all_searched = TRUE;
 801
 802                                 manage_window_focus_in(search_window.window, NULL, NULL);
 803                         } else {
 804                                 break;
 805                         }
 806                 }
 807
 808                 msginfo = gtk_cmctree_node_get_row_data(ctree, node);
 809
 810                 if (msginfo)
 811                         matched = summary_search_verify_match(msginfo);
 812                 else
 813                         matched = FALSE;
 814
 815                 if (matched) {
 816                         if (search_all) {
 817                                 gtk_cmctree_select(ctree, node);
 818                         } else {
 819                                 if (messageview_is_visible(summaryview->messageview)) {
 820                                         summary_unlock(summaryview);
 821                                         summary_select_node(summaryview, node, 1);
 822                                         summary_lock(summaryview);
 823                                 } else {
 824                                         summary_select_node(summaryview, node, 0);
 825                                 }
 826                                 break;
 827                         }
 828                 }
 829
 830                 if (i % (search_window.is_fast ? 1000 : 100) == 0) {
 831                         GTK_EVENTS_FLUSH();
 832                 }
 833
 834                 node = backward ? gtkut_ctree_node_prev(ctree, node)
 835                                 : gtkut_ctree_node_next(ctree, node);
 836         }
 837
 838 exit:
 839         search_window.is_searching = FALSE;
 840         summary_hide_stop_button();
 841         main_window_cursor_normal(summaryview->mainwin);
 842         if (search_all) {
 843                 summary_thaw_with_status(summaryview);
 844         }
 845         summary_unlock(summaryview);
 846 }
 847
 848 static void summary_search_clear(GtkButton *button, gpointer data)
 849 {
 850         if (gtk_toggle_button_get_active
 851                 (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 852                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), "");
 853         } else {
 854                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.from_entry)))), "");
 855                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.to_entry)))), "");
 856                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.subject_entry)))), "");
 857                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.body_entry)))), "");
 858         }
 859         /* stop searching */
 860         if (search_window.is_searching) {
 861                 search_window.is_searching = FALSE;
 862         }
 863         search_window.matcher_is_outdated = TRUE;
 864 }
 865
 866 static void summary_search_prev_clicked(GtkButton *button, gpointer data)
 867 {
 868         summary_search_execute(TRUE, FALSE);
 869 }
 870
 871 static void summary_search_next_clicked(GtkButton *button, gpointer data)
 872 {
 873         summary_search_execute(FALSE, FALSE);
 874 }
 875
 876 static void summary_search_all_clicked(GtkButton *button, gpointer data)
 877 {
 878         summary_search_execute(FALSE, TRUE);
 879 }
 880
 881 static void adv_condition_btn_done(MatcherList * matchers)
 882 {
 883         gchar *str;
 884
 885         cm_return_if_fail(
 886                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 887
 888         if (matchers == NULL) {
 889                 return;
 890         }
 891
 892         str = matcherlist_to_string(matchers);
 893         search_window.matcher_is_outdated = TRUE;
 894
 895         if (str != NULL) {
 896                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), str);
 897                 g_free(str);
 898         }
 899 }
 900
 901 static void summary_search_stop_clicked(GtkButton *button, gpointer data)
 902 {
 903         search_window.is_searching = FALSE;
 904 }
 905
 906 static void adv_condition_btn_clicked(GtkButton *button, gpointer data)
 907 {
 908         const gchar * cond_str;
 909         MatcherList * matchers = NULL;
 910
 911         cm_return_if_fail( search_window.window != NULL );
 912
 913         /* re-use the current search value if it's a condition expression,
 914            otherwise ignore it silently */
 915 #if !GTK_CHECK_VERSION(2, 24, 0)
 916         cond_str = gtk_combo_box_get_active_text(GTK_COMBO_BOX(search_window.adv_condition_entry));
 917 #else
 918         cond_str = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(search_window.adv_condition_entry));
 919 #endif
 920         if (cond_str && *cond_str != '\0') {
 921                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 922         }
 923
 924         prefs_matcher_open(matchers, adv_condition_btn_done);
 925
 926         if (matchers != NULL) {
 927                 matcherlist_free(matchers);
 928         }
 929 };
 930
 931 static void from_changed(void)
 932 {
 933         if (!search_window.from_entry_has_focus)
 934                 gtk_widget_grab_focus(search_window.from_entry);
 935         search_window.matcher_is_outdated = TRUE;
 936 }
 937
 938 static void to_changed(void)
 939 {
 940         if (!search_window.to_entry_has_focus)
 941                 gtk_widget_grab_focus(search_window.to_entry);
 942         search_window.matcher_is_outdated = TRUE;
 943 }
 944
 945 static void subject_changed(void)
 946 {
 947         if (!search_window.subject_entry_has_focus)
 948                 gtk_widget_grab_focus(search_window.subject_entry);
 949         search_window.matcher_is_outdated = TRUE;
 950 }
 951
 952 static void body_changed(void)
 953 {
 954         if (!search_window.body_entry_has_focus)
 955                 gtk_widget_grab_focus(search_window.body_entry);
 956         search_window.matcher_is_outdated = TRUE;
 957 }
 958
 959 static void adv_condition_changed(void)
 960 {
 961         if (!search_window.adv_condition_entry_has_focus)
 962                 gtk_widget_grab_focus(search_window.adv_condition_entry);
 963         search_window.matcher_is_outdated = TRUE;
 964 }
 965
 966 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 967                                   gpointer data)
 968 {
 969         search_window.from_entry_has_focus = TRUE;
 970         return FALSE;
 971 }
 972
 973 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 974                                   gpointer data)
 975 {
 976         search_window.from_entry_has_focus = FALSE;
 977         return FALSE;
 978 }
 979
 980 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 981                                   gpointer data)
 982 {
 983         search_window.to_entry_has_focus = TRUE;
 984         return FALSE;
 985 }
 986
 987 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 988                                   gpointer data)
 989 {
 990         search_window.to_entry_has_focus = FALSE;
 991         return FALSE;
 992 }
 993
 994 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 995                                   gpointer data)
 996 {
 997         search_window.subject_entry_has_focus = TRUE;
 998         return FALSE;
 999 }
1000
1001 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1002                                   gpointer data)
1003 {
1004         search_window.subject_entry_has_focus = FALSE;
1005         return FALSE;
1006 }
1007
1008 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1009                                   gpointer data)
1010 {
1011         search_window.body_entry_has_focus = TRUE;
1012         return FALSE;
1013 }
1014
1015 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1016                                   gpointer data)
1017 {
1018         search_window.body_entry_has_focus = FALSE;
1019         return FALSE;
1020 }
1021
1022 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1023                                   gpointer data)
1024 {
1025         search_window.adv_condition_entry_has_focus = TRUE;
1026         return FALSE;
1027 }
1028
1029 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1030                                   gpointer data)
1031 {
1032         search_window.adv_condition_entry_has_focus = FALSE;
1033         return FALSE;
1034 }
1035
1036 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1037                             gpointer data)
1038 {
1039         if (event && (event->keyval == GDK_KEY_Escape)) {
1040                 /* ESC key will:
1041                         - stop a running search
1042                         - close the search window if no search is running
1043                 */
1044                 if (!search_window.is_searching) {
1045                         gtk_widget_hide(search_window.window);
1046                 } else {
1047                         search_window.is_searching = FALSE;
1048                 }
1049         }
1050
1051         if (event && (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter)) {
1052                 if (!search_window.is_searching) {
1053                         summary_search_execute(FALSE, FALSE);
1054                 }
1055         }
1056
1057         if (event && (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_Up)) {
1058                 if (search_window.from_entry_has_focus) {
1059                         combobox_set_value_from_arrow_key(
1060                                         GTK_COMBO_BOX(search_window.from_entry),
1061                                         event->keyval);
1062                         return TRUE;
1063                 }
1064                 if (search_window.to_entry_has_focus) {
1065                         combobox_set_value_from_arrow_key(
1066                                         GTK_COMBO_BOX(search_window.to_entry),
1067                                         event->keyval);
1068                         return TRUE;
1069                 }
1070                 if (search_window.subject_entry_has_focus) {
1071                         combobox_set_value_from_arrow_key(
1072                                         GTK_COMBO_BOX(search_window.subject_entry),
1073                                         event->keyval);
1074                         return TRUE;
1075                 }
1076                 if (search_window.body_entry_has_focus) {
1077                         combobox_set_value_from_arrow_key(
1078                                         GTK_COMBO_BOX(search_window.body_entry),
1079                                         event->keyval);
1080                         return TRUE;
1081                 }
1082                 if (search_window.adv_condition_entry_has_focus) {
1083                         combobox_set_value_from_arrow_key(
1084                                         GTK_COMBO_BOX(search_window.adv_condition_entry),
1085                                         event->keyval);
1086                         return TRUE;
1087                 }
1088         }
1089
1090         return FALSE;
1091 }