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_label;
  64         GtkWidget *from_entry;
  65         GtkWidget *to_label;
  66         GtkWidget *to_entry;
  67         GtkWidget *subject_label;
  68         GtkWidget *subject_entry;
  69         GtkWidget *body_label;
  70         GtkWidget *body_entry;
  71
  72         GtkWidget *adv_condition_label;
  73         GtkWidget *adv_condition_entry;
  74         GtkWidget *adv_condition_btn;
  75         GtkWidget *adv_search_checkbtn;
  76
  77         GtkWidget *case_checkbtn;
  78
  79         GtkWidget *clear_btn;
  80         GtkWidget *help_btn;
  81         GtkWidget *all_btn;
  82         GtkWidget *prev_btn;
  83         GtkWidget *next_btn;
  84         GtkWidget *close_btn;
  85         GtkWidget *stop_btn;
  86
  87         SummaryView *summaryview;
  88
  89         AdvancedSearch  *advsearch;
  90         gboolean        is_fast;
  91         gboolean        matcher_is_outdated;
  92         gboolean        search_in_progress;
  93         GHashTable      *matched_msgnums;
  94
  95         gboolean is_searching;
  96         gboolean from_entry_has_focus;
  97         gboolean to_entry_has_focus;
  98         gboolean subject_entry_has_focus;
  99         gboolean body_entry_has_focus;
 100         gboolean adv_condition_entry_has_focus;
 101 } search_window;
 102
 103 static gchar* add_history_get(GtkWidget *from, GList **history);
 104
 105 static void summary_search_create       (void);
 106
 107 static gboolean summary_search_verify_match             (MsgInfo *msg);
 108 static gboolean summary_search_prepare_matcher          ();
 109 static gboolean summary_search_prereduce_msg_list       ();
 110
 111 static void summary_search_execute      (gboolean        backward,
 112                                          gboolean        search_all);
 113
 114 static void summary_search_clear        (GtkButton      *button,
 115                                          gpointer        data);
 116 static void summary_search_prev_clicked (GtkButton      *button,
 117                                          gpointer        data);
 118 static void summary_search_next_clicked (GtkButton      *button,
 119                                          gpointer        data);
 120 static void summary_search_all_clicked  (GtkButton      *button,
 121                                          gpointer        data);
 122 static void summary_search_stop_clicked (GtkButton      *button,
 123                                          gpointer        data);
 124 static void adv_condition_btn_clicked   (GtkButton      *button,
 125                                          gpointer        data);
 126
 127 static void optmenu_changed                     (GtkComboBox *widget, gpointer user_data);
 128 static void from_changed                        (void);
 129 static void to_changed                          (void);
 130 static void subject_changed                     (void);
 131 static void body_changed                        (void);
 132 static void adv_condition_changed       (void);
 133 static void case_changed                        (GtkToggleButton *togglebutton, gpointer user_data);
 134 static void adv_search_changed          (GtkToggleButton *togglebutton, gpointer user_data);
 135
 136 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 137                                   gpointer data);
 138 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 139                                   gpointer data);
 140 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 141                                   gpointer data);
 142 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 143                                   gpointer data);
 144 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 145                                   gpointer data);
 146 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 147                                   gpointer data);
 148 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 149                                   gpointer data);
 150 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 151                                   gpointer data);
 152 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 153                                   gpointer data);
 154 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 155                                   gpointer data);
 156 static gboolean key_pressed             (GtkWidget      *widget,
 157                                          GdkEventKey    *event,
 158                                          gpointer        data);
 159
 160 #define GTK_BUTTON_SET_SENSITIVE(widget,sensitive) {                                    \
 161         gtk_widget_set_sensitive(widget, sensitive);                                    \
 162 }
 163
 164 static gchar* add_history_get(GtkWidget *from, GList **history)
 165 {
 166         gchar *result;
 167
 168         result = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(from));
 169         if (!result)
 170                 result = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(from))), 0, -1);
 171
 172         if (result && result[0] != '\0') {
 173                 /* add to history */
 174                 combobox_unset_popdown_strings(GTK_COMBO_BOX_TEXT(from));
 175                 *history = add_history(*history, result);
 176                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from), *history);
 177
 178                 return result;
 179         } else {
 180                 g_free(result);
 181                 return NULL;
 182         }
 183 }
 184
 185 void summary_search(SummaryView *summaryview)
 186 {
 187         if (!search_window.window) {
 188                 summary_search_create();
 189         } else {
 190                 gtk_widget_hide(search_window.window);
 191         }
 192
 193         search_window.summaryview = summaryview;
 194
 195         gtk_widget_grab_focus(search_window.next_btn);
 196         gtk_widget_grab_focus(search_window.subject_entry);
 197         gtk_widget_show(search_window.window);
 198 }
 199
 200 static void summary_show_stop_button(void)
 201 {
 202         gtk_widget_hide(search_window.close_btn);
 203         gtk_widget_show(search_window.stop_btn);
 204         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, FALSE)
 205         GTK_BUTTON_SET_SENSITIVE(search_window.all_btn, FALSE)
 206         GTK_BUTTON_SET_SENSITIVE(search_window.prev_btn, FALSE)
 207         GTK_BUTTON_SET_SENSITIVE(search_window.next_btn, FALSE)
 208         gtk_widget_set_sensitive(search_window.adv_condition_label, FALSE);
 209         gtk_widget_set_sensitive(search_window.adv_condition_entry, FALSE);
 210         gtk_widget_set_sensitive(search_window.adv_condition_btn, FALSE);
 211         gtk_widget_set_sensitive(search_window.to_label, FALSE);
 212         gtk_widget_set_sensitive(search_window.to_entry, FALSE);
 213         gtk_widget_set_sensitive(search_window.from_label, FALSE);
 214         gtk_widget_set_sensitive(search_window.from_entry, FALSE);
 215         gtk_widget_set_sensitive(search_window.subject_label, FALSE);
 216         gtk_widget_set_sensitive(search_window.subject_entry, FALSE);
 217         gtk_widget_set_sensitive(search_window.body_label, FALSE);
 218         gtk_widget_set_sensitive(search_window.body_entry, FALSE);
 219         gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 220         gtk_widget_set_sensitive(search_window.clear_btn, FALSE);
 221         gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 222         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, FALSE);
 223 }
 224
 225 static void summary_hide_stop_button(void)
 226 {
 227         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, TRUE)
 228         gtk_widget_hide(search_window.stop_btn);
 229         gtk_widget_show(search_window.close_btn);
 230         if (gtk_toggle_button_get_active
 231                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 232                 gtk_widget_set_sensitive(search_window.adv_condition_label, TRUE);
 233                 gtk_widget_set_sensitive(search_window.adv_condition_entry, TRUE);
 234                 gtk_widget_set_sensitive(search_window.adv_condition_btn, TRUE);
 235                 gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 236                 gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 237         } else {
 238                 gtk_widget_set_sensitive(search_window.to_label, TRUE);
 239                 gtk_widget_set_sensitive(search_window.to_entry, TRUE);
 240                 gtk_widget_set_sensitive(search_window.from_label, TRUE);
 241                 gtk_widget_set_sensitive(search_window.from_entry, TRUE);
 242                 gtk_widget_set_sensitive(search_window.subject_label, TRUE);
 243                 gtk_widget_set_sensitive(search_window.subject_entry, TRUE);
 244                 gtk_widget_set_sensitive(search_window.body_label, TRUE);
 245                 gtk_widget_set_sensitive(search_window.body_entry, TRUE);
 246                 gtk_widget_set_sensitive(search_window.case_checkbtn, TRUE);
 247                 gtk_widget_set_sensitive(search_window.bool_optmenu, TRUE);
 248         }
 249         gtk_widget_set_sensitive(search_window.clear_btn, TRUE);
 250         gtk_widget_set_sensitive(search_window.all_btn, TRUE);
 251         gtk_widget_set_sensitive(search_window.prev_btn, TRUE);
 252         gtk_widget_set_sensitive(search_window.next_btn, TRUE);
 253         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, TRUE);
 254 }
 255
 256 static void summary_search_create(void)
 257 {
 258         GtkWidget *window;
 259         GtkWidget *vbox1;
 260         GtkWidget *bool_hbox;
 261         GtkWidget *bool_optmenu;
 262         GtkListStore *menu;
 263         GtkTreeIter iter;
 264         GtkWidget *clear_btn;
 265
 266         GtkWidget *table1;
 267         GtkWidget *from_label;
 268         GtkWidget *from_entry;
 269         GtkWidget *to_label;
 270         GtkWidget *to_entry;
 271         GtkWidget *subject_label;
 272         GtkWidget *subject_entry;
 273         GtkWidget *body_label;
 274         GtkWidget *body_entry;
 275         GtkWidget *adv_condition_label;
 276         GtkWidget *adv_condition_entry;
 277         GtkWidget *adv_condition_btn;
 278
 279         GtkWidget *checkbtn_hbox;
 280         GtkWidget *adv_search_checkbtn;
 281         GtkWidget *case_checkbtn;
 282
 283         GtkWidget *confirm_area;
 284         GtkWidget *help_btn;
 285         GtkWidget *all_btn;
 286         GtkWidget *prev_btn;
 287         GtkWidget *next_btn;
 288         GtkWidget *close_btn;
 289         GtkWidget *stop_btn;
 290         gboolean is_searching = FALSE;
 291
 292         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "summary_search");
 293         gtk_window_set_title(GTK_WINDOW (window), _("Search messages"));
 294         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 295         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 296         g_signal_connect(G_OBJECT(window), "delete_event",
 297                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 298         g_signal_connect(G_OBJECT(window), "key_press_event",
 299                          G_CALLBACK(key_pressed), NULL);
 300         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 301
 302         vbox1 = gtk_vbox_new (FALSE, 0);
 303         gtk_widget_show (vbox1);
 304         gtk_container_add (GTK_CONTAINER (window), vbox1);
 305
 306         bool_hbox = gtk_hbox_new(FALSE, 4);
 307         gtk_widget_show(bool_hbox);
 308         gtk_box_pack_start(GTK_BOX(vbox1), bool_hbox, FALSE, FALSE, 0);
 309
 310         bool_optmenu = gtkut_sc_combobox_create(NULL, FALSE);
 311         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(bool_optmenu)));
 312         gtk_widget_show(bool_optmenu);
 313         gtk_box_pack_start(GTK_BOX(bool_hbox), bool_optmenu, FALSE, FALSE, 0);
 314
 315         COMBOBOX_ADD(menu, _("Match any of the following"), 0);
 316         gtk_combo_box_set_active_iter(GTK_COMBO_BOX(bool_optmenu), &iter);
 317         COMBOBOX_ADD(menu, _("Match all of the following"), 1);
 318         g_signal_connect(G_OBJECT(bool_optmenu), "changed",
 319                          G_CALLBACK(optmenu_changed), NULL);
 320
 321         clear_btn = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 322         gtk_widget_show(clear_btn);
 323         gtk_box_pack_end(GTK_BOX(bool_hbox), clear_btn, FALSE, FALSE, 0);
 324
 325         table1 = gtk_table_new (5, 3, FALSE);
 326         gtk_widget_show (table1);
 327         gtk_box_pack_start (GTK_BOX (vbox1), table1, TRUE, TRUE, 0);
 328         gtk_container_set_border_width (GTK_CONTAINER (table1), 4);
 329         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 330         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 331
 332         from_entry = gtk_combo_box_text_new_with_entry ();
 333         gtk_combo_box_set_active(GTK_COMBO_BOX(from_entry), -1);
 334         if (prefs_common.summary_search_from_history)
 335                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from_entry),
 336                                 prefs_common.summary_search_from_history);
 337         gtk_widget_show (from_entry);
 338         gtk_table_attach (GTK_TABLE (table1), from_entry, 1, 3, 0, 1,
 339                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 340         g_signal_connect(G_OBJECT(from_entry), "changed",
 341                          G_CALLBACK(from_changed), NULL);
 342         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 343                          "focus_in_event", G_CALLBACK(from_entry_focus_evt_in), NULL);
 344         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 345                          "focus_out_event", G_CALLBACK(from_entry_focus_evt_out), NULL);
 346
 347         to_entry = gtk_combo_box_text_new_with_entry ();
 348         gtk_combo_box_set_active(GTK_COMBO_BOX(to_entry), -1);
 349         if (prefs_common.summary_search_to_history)
 350                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(to_entry),
 351                                 prefs_common.summary_search_to_history);
 352         gtk_widget_show (to_entry);
 353         gtk_table_attach (GTK_TABLE (table1), to_entry, 1, 3, 1, 2,
 354                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 355         g_signal_connect(G_OBJECT(to_entry), "changed",
 356                          G_CALLBACK(to_changed), NULL);
 357         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 358                          "focus_in_event", G_CALLBACK(to_entry_focus_evt_in), NULL);
 359         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 360                          "focus_out_event", G_CALLBACK(to_entry_focus_evt_out), NULL);
 361
 362         subject_entry = gtk_combo_box_text_new_with_entry ();
 363         gtk_combo_box_set_active(GTK_COMBO_BOX(subject_entry), -1);
 364         if (prefs_common.summary_search_subject_history)
 365                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(subject_entry),
 366                                 prefs_common.summary_search_subject_history);
 367         gtk_widget_show (subject_entry);
 368         gtk_table_attach (GTK_TABLE (table1), subject_entry, 1, 3, 2, 3,
 369                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 370         g_signal_connect(G_OBJECT(subject_entry), "changed",
 371                          G_CALLBACK(subject_changed), NULL);
 372         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 373                          "focus_in_event", G_CALLBACK(subject_entry_focus_evt_in), NULL);
 374         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 375                          "focus_out_event", G_CALLBACK(subject_entry_focus_evt_out), NULL);
 376
 377         body_entry = gtk_combo_box_text_new_with_entry ();
 378         gtk_combo_box_set_active(GTK_COMBO_BOX(body_entry), -1);
 379         if (prefs_common.summary_search_body_history)
 380                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(body_entry),
 381                                 prefs_common.summary_search_body_history);
 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         adv_condition_entry = gtk_combo_box_text_new_with_entry ();
 393         gtk_combo_box_set_active(GTK_COMBO_BOX(adv_condition_entry), -1);
 394         if (prefs_common.summary_search_adv_condition_history)
 395                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(adv_condition_entry),
 396                                 prefs_common.summary_search_adv_condition_history);
 397         gtk_widget_show (adv_condition_entry);
 398         gtk_table_attach (GTK_TABLE (table1), adv_condition_entry, 1, 2, 4, 5,
 399                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 400         g_signal_connect(G_OBJECT(adv_condition_entry), "changed",
 401                          G_CALLBACK(adv_condition_changed), NULL);
 402         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 403                          "focus_in_event", G_CALLBACK(adv_condition_entry_focus_evt_in), NULL);
 404         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 405                          "focus_out_event", G_CALLBACK(adv_condition_entry_focus_evt_out), NULL);
 406
 407         adv_condition_btn = gtk_button_new_with_label(" ... ");
 408         gtk_widget_show (adv_condition_btn);
 409         gtk_table_attach (GTK_TABLE (table1), adv_condition_btn, 2, 3, 4, 5,
 410                           GTK_FILL, 0, 0, 0);
 411         g_signal_connect(G_OBJECT (adv_condition_btn), "clicked",
 412                          G_CALLBACK(adv_condition_btn_clicked), search_window.window);
 413
 414         CLAWS_SET_TIP(adv_condition_btn,
 415                              _("Edit search criteria"));
 416
 417         from_label = gtk_label_new (_("From:"));
 418         gtk_widget_show (from_label);
 419         gtk_table_attach (GTK_TABLE (table1), from_label, 0, 1, 0, 1,
 420                           GTK_FILL, 0, 0, 0);
 421         gtk_label_set_justify (GTK_LABEL (from_label), GTK_JUSTIFY_RIGHT);
 422         gtk_misc_set_alignment (GTK_MISC (from_label), 1, 0.5);
 423
 424         to_label = gtk_label_new (_("To:"));
 425         gtk_widget_show (to_label);
 426         gtk_table_attach (GTK_TABLE (table1), to_label, 0, 1, 1, 2,
 427                           GTK_FILL, 0, 0, 0);
 428         gtk_label_set_justify (GTK_LABEL (to_label), GTK_JUSTIFY_RIGHT);
 429         gtk_misc_set_alignment (GTK_MISC (to_label), 1, 0.5);
 430
 431         subject_label = gtk_label_new (_("Subject:"));
 432         gtk_widget_show (subject_label);
 433         gtk_table_attach (GTK_TABLE (table1), subject_label, 0, 1, 2, 3,
 434                           GTK_FILL, 0, 0, 0);
 435         gtk_label_set_justify (GTK_LABEL (subject_label), GTK_JUSTIFY_RIGHT);
 436         gtk_misc_set_alignment (GTK_MISC (subject_label), 1, 0.5);
 437
 438         body_label = gtk_label_new (_("Body:"));
 439         gtk_widget_show (body_label);
 440         gtk_table_attach (GTK_TABLE (table1), body_label, 0, 1, 3, 4,
 441                           GTK_FILL, 0, 0, 0);
 442         gtk_label_set_justify (GTK_LABEL (body_label), GTK_JUSTIFY_RIGHT);
 443         gtk_misc_set_alignment (GTK_MISC (body_label), 1, 0.5);
 444
 445         adv_condition_label = gtk_label_new (_("Condition:"));
 446         gtk_widget_show (adv_condition_label);
 447         gtk_table_attach (GTK_TABLE (table1), adv_condition_label, 0, 1, 4, 5,
 448                           GTK_FILL, 0, 0, 0);
 449         gtk_label_set_justify (GTK_LABEL (adv_condition_label), GTK_JUSTIFY_RIGHT);
 450         gtk_misc_set_alignment (GTK_MISC (adv_condition_label), 1, 0.5);
 451
 452         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 453         gtk_widget_show (checkbtn_hbox);
 454         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 455         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 456
 457         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 458         gtk_widget_show (case_checkbtn);
 459         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 460                             FALSE, FALSE, 0);
 461         g_signal_connect(G_OBJECT(case_checkbtn), "changed",
 462                          G_CALLBACK(case_changed), NULL);
 463
 464         adv_search_checkbtn = gtk_check_button_new_with_label (_("Extended Search"));
 465         gtk_widget_show (adv_search_checkbtn);
 466         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), adv_search_checkbtn,
 467                             FALSE, FALSE, 0);
 468         g_signal_connect(G_OBJECT(adv_search_checkbtn), "changed",
 469                          G_CALLBACK(case_changed), NULL);
 470
 471         confirm_area = gtk_hbutton_box_new();
 472         gtk_widget_show (confirm_area);
 473         gtk_button_box_set_layout(GTK_BUTTON_BOX(confirm_area),
 474                                   GTK_BUTTONBOX_END);
 475         gtk_box_set_spacing(GTK_BOX(confirm_area), 5);
 476
 477         gtkut_stock_button_add_help(confirm_area, &help_btn);
 478
 479         all_btn = gtk_button_new_with_mnemonic(_("Find _all"));
 480         gtk_widget_set_can_default(all_btn, TRUE);
 481         gtk_box_pack_start(GTK_BOX(confirm_area), all_btn, TRUE, TRUE, 0);
 482         gtk_widget_show(all_btn);
 483
 484         prev_btn = gtk_button_new_from_stock(GTK_STOCK_GO_BACK);
 485         gtk_widget_set_can_default(prev_btn, TRUE);
 486         gtk_box_pack_start(GTK_BOX(confirm_area), prev_btn, TRUE, TRUE, 0);
 487         gtk_widget_show(prev_btn);
 488
 489         next_btn = gtk_button_new_from_stock(GTK_STOCK_GO_FORWARD);
 490         gtk_widget_set_can_default(next_btn, TRUE);
 491         gtk_box_pack_start(GTK_BOX(confirm_area), next_btn, TRUE, TRUE, 0);
 492         gtk_widget_show(next_btn);
 493
 494         close_btn = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
 495         gtk_widget_set_can_default(close_btn, TRUE);
 496         gtk_box_pack_start(GTK_BOX(confirm_area), close_btn, TRUE, TRUE, 0);
 497         gtk_widget_show(close_btn);
 498
 499         /* stop button hidden */
 500         stop_btn = gtk_button_new_from_stock(GTK_STOCK_STOP);
 501         gtk_widget_set_can_default(stop_btn, TRUE);
 502         gtk_box_pack_start(GTK_BOX(confirm_area), stop_btn, TRUE, TRUE, 0);
 503
 504         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 505         gtk_widget_grab_default(next_btn);
 506
 507         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, bool_optmenu)
 508         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_label)
 509         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_entry)
 510         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_label)
 511         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_entry)
 512         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_label)
 513         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_entry)
 514         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_label)
 515         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_entry)
 516         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_label)
 517         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_entry)
 518         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_btn)
 519         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, case_checkbtn)
 520
 521         g_signal_connect(G_OBJECT(help_btn), "clicked",
 522                          G_CALLBACK(manual_open_with_anchor_cb),
 523                          MANUAL_ANCHOR_SEARCHING);
 524         g_signal_connect(G_OBJECT(clear_btn), "clicked",
 525                          G_CALLBACK(summary_search_clear), NULL);
 526         g_signal_connect(G_OBJECT(all_btn), "clicked",
 527                          G_CALLBACK(summary_search_all_clicked), NULL);
 528         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 529                          G_CALLBACK(summary_search_prev_clicked), NULL);
 530         g_signal_connect(G_OBJECT(next_btn), "clicked",
 531                          G_CALLBACK(summary_search_next_clicked), NULL);
 532         g_signal_connect_closure
 533                 (G_OBJECT(close_btn), "clicked",
 534                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 535              window, NULL), FALSE);
 536         g_signal_connect(G_OBJECT(stop_btn), "clicked",
 537                          G_CALLBACK(summary_search_stop_clicked), NULL);
 538
 539         search_window.window = window;
 540         search_window.bool_optmenu = bool_optmenu;
 541         search_window.from_label = from_label;
 542         search_window.from_entry = from_entry;
 543         search_window.to_label = to_label;
 544         search_window.to_entry = to_entry;
 545         search_window.subject_label = subject_label;
 546         search_window.subject_entry = subject_entry;
 547         search_window.body_label = body_label;
 548         search_window.body_entry = body_entry;
 549         search_window.adv_condition_label = adv_condition_label;
 550         search_window.adv_condition_entry = adv_condition_entry;
 551         search_window.adv_condition_btn = adv_condition_btn;
 552         search_window.case_checkbtn = case_checkbtn;
 553         search_window.adv_search_checkbtn = adv_search_checkbtn;
 554         search_window.clear_btn = clear_btn;
 555         search_window.help_btn = help_btn;
 556         search_window.all_btn = all_btn;
 557         search_window.prev_btn = prev_btn;
 558         search_window.next_btn = next_btn;
 559         search_window.close_btn = close_btn;
 560         search_window.stop_btn = stop_btn;
 561         search_window.advsearch = NULL;
 562         search_window.matcher_is_outdated = TRUE;
 563         search_window.search_in_progress = FALSE;
 564         search_window.matched_msgnums = NULL;
 565         search_window.is_searching = is_searching;
 566 }
 567
 568 static gboolean summary_search_verify_match(MsgInfo *msg)
 569 {
 570         gpointer msgnum = GUINT_TO_POINTER(msg->msgnum);
 571
 572         if (g_hash_table_lookup(search_window.matched_msgnums, msgnum) != NULL)
 573                 return TRUE;
 574         else
 575                 return FALSE;
 576 }
 577
 578 static gboolean summary_search_progress_cb(gpointer data, guint at, guint matched, guint total)
 579 {
 580         if (!search_window.is_searching) {
 581                 search_window.matcher_is_outdated = TRUE;
 582                 return FALSE;
 583         }
 584
 585         return summaryview_search_root_progress(search_window.summaryview, at, matched, total);
 586 }
 587
 588 static gboolean summary_search_prepare_matcher()
 589 {
 590         gboolean adv_search;
 591         gboolean bool_and = FALSE;
 592         gboolean case_sens = FALSE;
 593         gchar *matcher_str;
 594         gint match_type;
 595         gchar *from_str = NULL, *to_str = NULL, *subject_str = NULL;
 596         gchar *body_str = NULL;
 597         GSList *matchers = NULL;
 598
 599         if (!search_window.matcher_is_outdated)
 600                 return TRUE;
 601
 602         if (search_window.advsearch == NULL) {
 603                 search_window.advsearch = advsearch_new();
 604                 advsearch_set_on_error_cb(search_window.advsearch, NULL, NULL); /* TODO */
 605                 advsearch_set_on_progress_cb(search_window.advsearch,
 606                         summary_search_progress_cb, NULL);
 607         }
 608
 609         adv_search = gtk_toggle_button_get_active
 610                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn));
 611
 612         if (adv_search) {
 613                 matcher_str = add_history_get(search_window.adv_condition_entry, &prefs_common.summary_search_adv_condition_history);
 614         } else {
 615                 MatcherList *matcher_list;
 616                 bool_and = combobox_get_active_data(GTK_COMBO_BOX(search_window.bool_optmenu));
 617                 case_sens = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 618
 619                 from_str    = add_history_get(search_window.from_entry, &prefs_common.summary_search_from_history);
 620                 to_str      = add_history_get(search_window.to_entry, &prefs_common.summary_search_to_history);
 621                 subject_str = add_history_get(search_window.subject_entry, &prefs_common.summary_search_subject_history);
 622                 body_str    = add_history_get(search_window.body_entry, &prefs_common.summary_search_body_history);
 623
 624                 if (!from_str && !to_str && !subject_str && !body_str) {
 625                         /* TODO: warn if no search criteria? (or make buttons enabled only when
 626                          * at least one search criteria has been set */
 627                         return FALSE;
 628                 }
 629
 630                 match_type = case_sens ? MATCHTYPE_MATCH : MATCHTYPE_MATCHCASE;
 631
 632                 if (from_str) {
 633                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_FROM, NULL, match_type, from_str, 0);
 634                         matchers = g_slist_append(matchers, prop);
 635                 }
 636                 if (to_str) {
 637                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_TO, NULL, match_type, to_str, 0);
 638                         matchers = g_slist_append(matchers, prop);
 639                 }
 640                 if (subject_str) {
 641                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_SUBJECT, NULL, match_type, subject_str, 0);
 642                         matchers = g_slist_append(matchers, prop);
 643                 }
 644                 if (body_str) {
 645                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_BODY_PART, NULL, match_type, body_str, 0);
 646                         matchers = g_slist_append(matchers, prop);
 647                 }
 648                 g_free(from_str);
 649                 g_free(to_str);
 650                 g_free(subject_str);
 651                 g_free(body_str);
 652
 653                 matcher_list = matcherlist_new(matchers, bool_and);
 654                 if (!matcher_list)
 655                         return FALSE;
 656
 657                 matcher_str = matcherlist_to_string(matcher_list);
 658                 matcherlist_free(matcher_list);
 659         }
 660         if (!matcher_str)
 661                 return FALSE;
 662
 663         advsearch_set(search_window.advsearch, ADVANCED_SEARCH_EXTENDED,
 664                       matcher_str);
 665
 666         debug_print("Advsearch set: %s\n", matcher_str);
 667         g_free(matcher_str);
 668
 669         if (!advsearch_has_proper_predicate(search_window.advsearch))
 670                 return FALSE;
 671
 672         search_window.matcher_is_outdated = FALSE;
 673
 674         return TRUE;
 675 }
 676
 677 static gboolean summary_search_prereduce_msg_list()
 678 {
 679         MsgInfoList *msglist = NULL;
 680         MsgNumberList *msgnums = NULL;
 681         MsgNumberList *cur;
 682         SummaryView *summaryview = search_window.summaryview;
 683         gboolean result;
 684         FolderItem *item = summaryview->folder_item;
 685         static GdkCursor *watch_cursor = NULL;
 686         if (!watch_cursor)
 687                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 688
 689         if (search_window.matcher_is_outdated && !summary_search_prepare_matcher())
 690                 return FALSE;
 691
 692         main_window_cursor_wait(mainwindow_get_mainwindow());
 693         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), watch_cursor);
 694         statusbar_print_all(_("Searching in %s... \n"),
 695                         item->path ? item->path : "(null)");
 696
 697         result = advsearch_search_msgs_in_folders(search_window.advsearch,
 698                         &msglist, item, FALSE);
 699         statusbar_pop_all();
 700         statusbar_progress_all(0, 0, 0);
 701         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), NULL);
 702         main_window_cursor_normal(mainwindow_get_mainwindow());
 703
 704         if (!result)
 705                 return FALSE;
 706
 707         msgnums = procmsg_get_number_list_for_msgs(msglist);
 708         procmsg_msg_list_free(msglist);
 709
 710         if (search_window.matched_msgnums == NULL)
 711                 search_window.matched_msgnums = g_hash_table_new(g_direct_hash, NULL);
 712
 713         g_hash_table_remove_all(search_window.matched_msgnums);
 714
 715         for (cur = msgnums; cur != NULL; cur = cur->next)
 716                 g_hash_table_insert(search_window.matched_msgnums, cur->data, GINT_TO_POINTER(1));
 717
 718         g_slist_free(msgnums);
 719
 720         return TRUE;
 721 }
 722
 723 static void summary_search_execute(gboolean backward, gboolean search_all)
 724 {
 725         SummaryView *summaryview = search_window.summaryview;
 726         GtkCMCTree *ctree = GTK_CMCTREE(summaryview->ctree);
 727         GtkCMCTreeNode *node;
 728         MsgInfo *msginfo;
 729         gboolean all_searched = FALSE;
 730         gboolean matched = FALSE;
 731         gint i = 0;
 732
 733         if (summary_is_locked(summaryview))
 734                 return;
 735
 736         summary_lock(summaryview);
 737
 738         search_window.is_searching = TRUE;
 739         main_window_cursor_wait(summaryview->mainwin);
 740         summary_show_stop_button();
 741
 742         if (search_window.matcher_is_outdated && !summary_search_prereduce_msg_list())
 743                 goto exit;
 744
 745         if (search_all) {
 746                 summary_freeze(summaryview);
 747                 summary_unselect_all(summaryview);
 748                 node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 749                 backward = FALSE;
 750         } else if (!summaryview->selected) {
 751                 /* no selection, search from from list start */
 752                 if (backward)
 753                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 754                 else
 755                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 756
 757                 if (!node) {
 758                         search_window.is_searching = FALSE;
 759                         summary_hide_stop_button();
 760                         main_window_cursor_normal(summaryview->mainwin);
 761                         summary_unlock(summaryview);
 762                         return;
 763                 }
 764         } else {
 765                 /* search from current selection */
 766                 if (backward)
 767                         node = gtkut_ctree_node_prev(ctree, summaryview->selected);
 768                 else
 769                         node = gtkut_ctree_node_next(ctree, summaryview->selected);
 770         }
 771
 772         for (; search_window.is_searching; i++) {
 773                 if (!node) {
 774                         gchar *str;
 775                         AlertValue val;
 776
 777                         if (search_all)
 778                                 break;
 779
 780                         if (all_searched) {
 781                                 alertpanel_full(_("Search failed"),
 782                                                 _("Search string not found."),
 783                                                 GTK_STOCK_CLOSE, NULL, NULL, ALERTFOCUS_FIRST,
 784                                                 FALSE, NULL, ALERT_WARNING);
 785                                 break;
 786                         }
 787
 788                         if (backward)
 789                                 str = _("Beginning of list reached; continue from end?");
 790                         else
 791                                 str = _("End of list reached; continue from beginning?");
 792
 793                         val = alertpanel(_("Search finished"), str,
 794                                          GTK_STOCK_NO, GTK_STOCK_YES, NULL,
 795                                          ALERTFOCUS_SECOND);
 796                         if (G_ALERTALTERNATE == val) {
 797                                 if (backward) {
 798                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 799                                 } else {
 800                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 801                                 }
 802
 803                                 all_searched = TRUE;
 804
 805                                 manage_window_focus_in(search_window.window, NULL, NULL);
 806                         } else
 807                                 break;
 808                 }
 809
 810                 msginfo = gtk_cmctree_node_get_row_data(ctree, node);
 811
 812                 if (msginfo)
 813                         matched = summary_search_verify_match(msginfo);
 814                 else
 815                         matched = FALSE;
 816
 817                 if (matched) {
 818                         if (search_all) {
 819                                 gtk_cmctree_select(ctree, node);
 820                         } else {
 821                                 summary_unlock(summaryview);
 822                                 summary_select_node(summaryview, node,
 823                                                 OPEN_SELECTED_ON_SEARCH_RESULTS);
 824                                 summary_lock(summaryview);
 825                                 break;
 826                         }
 827                 }
 828
 829                 if (i % (search_window.is_fast ? 1000 : 100) == 0)
 830                         GTK_EVENTS_FLUSH();
 831
 832                 node = backward ? gtkut_ctree_node_prev(ctree, node)
 833                                 : gtkut_ctree_node_next(ctree, node);
 834         }
 835
 836 exit:
 837         search_window.is_searching = FALSE;
 838         summary_hide_stop_button();
 839         main_window_cursor_normal(summaryview->mainwin);
 840         if (search_all)
 841                 summary_thaw_with_status(summaryview);
 842         summary_unlock(summaryview);
 843 }
 844
 845 static void summary_search_clear(GtkButton *button, gpointer data)
 846 {
 847         if (gtk_toggle_button_get_active
 848                 (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 849                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), "");
 850         } else {
 851                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.from_entry)))), "");
 852                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.to_entry)))), "");
 853                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.subject_entry)))), "");
 854                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.body_entry)))), "");
 855         }
 856         /* stop searching */
 857         if (search_window.is_searching) {
 858                 search_window.is_searching = FALSE;
 859         }
 860         search_window.matcher_is_outdated = TRUE;
 861 }
 862
 863 static void summary_search_prev_clicked(GtkButton *button, gpointer data)
 864 {
 865         summary_search_execute(TRUE, FALSE);
 866 }
 867
 868 static void summary_search_next_clicked(GtkButton *button, gpointer data)
 869 {
 870         summary_search_execute(FALSE, FALSE);
 871 }
 872
 873 static void summary_search_all_clicked(GtkButton *button, gpointer data)
 874 {
 875         summary_search_execute(FALSE, TRUE);
 876 }
 877
 878 static void adv_condition_btn_done(MatcherList * matchers)
 879 {
 880         gchar *str;
 881
 882         cm_return_if_fail(
 883                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 884
 885         if (matchers == NULL) {
 886                 return;
 887         }
 888
 889         str = matcherlist_to_string(matchers);
 890         search_window.matcher_is_outdated = TRUE;
 891
 892         if (str != NULL) {
 893                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), str);
 894                 g_free(str);
 895         }
 896 }
 897
 898 static void summary_search_stop_clicked(GtkButton *button, gpointer data)
 899 {
 900         search_window.is_searching = FALSE;
 901 }
 902
 903 static void adv_condition_btn_clicked(GtkButton *button, gpointer data)
 904 {
 905         const gchar * cond_str;
 906         MatcherList * matchers = NULL;
 907
 908         cm_return_if_fail( search_window.window != NULL );
 909
 910         /* re-use the current search value if it's a condition expression,
 911            otherwise ignore it silently */
 912         cond_str = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(search_window.adv_condition_entry));
 913         if (cond_str && *cond_str != '\0') {
 914                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 915         }
 916
 917         prefs_matcher_open(matchers, adv_condition_btn_done);
 918
 919         if (matchers != NULL) {
 920                 matcherlist_free(matchers);
 921         }
 922 };
 923
 924 static void optmenu_changed(GtkComboBox *widget, gpointer user_data)
 925 {
 926         search_window.matcher_is_outdated = TRUE;
 927 }
 928
 929 static void from_changed(void)
 930 {
 931         if (!search_window.from_entry_has_focus)
 932                 gtk_widget_grab_focus(search_window.from_entry);
 933         search_window.matcher_is_outdated = TRUE;
 934 }
 935
 936 static void to_changed(void)
 937 {
 938         if (!search_window.to_entry_has_focus)
 939                 gtk_widget_grab_focus(search_window.to_entry);
 940         search_window.matcher_is_outdated = TRUE;
 941 }
 942
 943 static void subject_changed(void)
 944 {
 945         if (!search_window.subject_entry_has_focus)
 946                 gtk_widget_grab_focus(search_window.subject_entry);
 947         search_window.matcher_is_outdated = TRUE;
 948 }
 949
 950 static void body_changed(void)
 951 {
 952         if (!search_window.body_entry_has_focus)
 953                 gtk_widget_grab_focus(search_window.body_entry);
 954         search_window.matcher_is_outdated = TRUE;
 955 }
 956
 957 static void adv_condition_changed(void)
 958 {
 959         if (!search_window.adv_condition_entry_has_focus)
 960                 gtk_widget_grab_focus(search_window.adv_condition_entry);
 961         search_window.matcher_is_outdated = TRUE;
 962 }
 963
 964 static void case_changed(GtkToggleButton *togglebutton, gpointer user_data)
 965 {
 966         search_window.matcher_is_outdated = TRUE;
 967 }
 968
 969 static void adv_search_changed(GtkToggleButton *togglebutton, gpointer user_data)
 970 {
 971         search_window.matcher_is_outdated = TRUE;
 972 }
 973
 974 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 975                                   gpointer data)
 976 {
 977         search_window.from_entry_has_focus = TRUE;
 978         return FALSE;
 979 }
 980
 981 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 982                                   gpointer data)
 983 {
 984         search_window.from_entry_has_focus = FALSE;
 985         return FALSE;
 986 }
 987
 988 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 989                                   gpointer data)
 990 {
 991         search_window.to_entry_has_focus = TRUE;
 992         return FALSE;
 993 }
 994
 995 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 996                                   gpointer data)
 997 {
 998         search_window.to_entry_has_focus = FALSE;
 999         return FALSE;
1000 }
1001
1002 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1003                                   gpointer data)
1004 {
1005         search_window.subject_entry_has_focus = TRUE;
1006         return FALSE;
1007 }
1008
1009 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1010                                   gpointer data)
1011 {
1012         search_window.subject_entry_has_focus = FALSE;
1013         return FALSE;
1014 }
1015
1016 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1017                                   gpointer data)
1018 {
1019         search_window.body_entry_has_focus = TRUE;
1020         return FALSE;
1021 }
1022
1023 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1024                                   gpointer data)
1025 {
1026         search_window.body_entry_has_focus = FALSE;
1027         return FALSE;
1028 }
1029
1030 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1031                                   gpointer data)
1032 {
1033         search_window.adv_condition_entry_has_focus = TRUE;
1034         return FALSE;
1035 }
1036
1037 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1038                                   gpointer data)
1039 {
1040         search_window.adv_condition_entry_has_focus = FALSE;
1041         return FALSE;
1042 }
1043
1044 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1045                             gpointer data)
1046 {
1047         if (event && (event->keyval == GDK_KEY_Escape)) {
1048                 /* ESC key will:
1049                         - stop a running search
1050                         - close the search window if no search is running
1051                 */
1052                 if (!search_window.is_searching) {
1053                         gtk_widget_hide(search_window.window);
1054                 } else {
1055                         search_window.is_searching = FALSE;
1056                 }
1057         }
1058
1059         if (event && (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter)) {
1060                 if (!search_window.is_searching) {
1061                         summary_search_execute(FALSE, FALSE);
1062                 }
1063         }
1064
1065         if (event && (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_Up)) {
1066                 if (search_window.from_entry_has_focus) {
1067                         combobox_set_value_from_arrow_key(
1068                                         GTK_COMBO_BOX(search_window.from_entry),
1069                                         event->keyval);
1070                         return TRUE;
1071                 }
1072                 if (search_window.to_entry_has_focus) {
1073                         combobox_set_value_from_arrow_key(
1074                                         GTK_COMBO_BOX(search_window.to_entry),
1075                                         event->keyval);
1076                         return TRUE;
1077                 }
1078                 if (search_window.subject_entry_has_focus) {
1079                         combobox_set_value_from_arrow_key(
1080                                         GTK_COMBO_BOX(search_window.subject_entry),
1081                                         event->keyval);
1082                         return TRUE;
1083                 }
1084                 if (search_window.body_entry_has_focus) {
1085                         combobox_set_value_from_arrow_key(
1086                                         GTK_COMBO_BOX(search_window.body_entry),
1087                                         event->keyval);
1088                         return TRUE;
1089                 }
1090                 if (search_window.adv_condition_entry_has_focus) {
1091                         combobox_set_value_from_arrow_key(
1092                                         GTK_COMBO_BOX(search_window.adv_condition_entry),
1093                                         event->keyval);
1094                         return TRUE;
1095                 }
1096         }
1097
1098         return FALSE;
1099 }