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 #include "gtk/gtksctree.h"
  32 #include <stdio.h>
  33 #include <stdlib.h>
  34 #include <string.h>
  35
  36 #include "main.h"
  37 #include "summary_search.h"
  38 #include "summaryview.h"
  39 #include "messageview.h"
  40 #include "mainwindow.h"
  41 #include "menu.h"
  42 #include "utils.h"
  43 #include "gtkutils.h"
  44 #include "combobox.h"
  45 #include "prefs_gtk.h"
  46 #include "manage_window.h"
  47 #include "alertpanel.h"
  48 #include "advsearch.h"
  49 #include "matcher.h"
  50 #include "matcher_parser.h"
  51 #include "prefs_matcher.h"
  52 #include "manual.h"
  53 #include "prefs_common.h"
  54 #include "statusbar.h"
  55
  56 static struct SummarySearchWindow {
  57         GtkWidget *window;
  58
  59         GtkWidget *bool_optmenu;
  60
  61         GtkWidget *from_label;
  62         GtkWidget *from_entry;
  63         GtkWidget *to_label;
  64         GtkWidget *to_entry;
  65         GtkWidget *subject_label;
  66         GtkWidget *subject_entry;
  67         GtkWidget *body_label;
  68         GtkWidget *body_entry;
  69
  70         GtkWidget *adv_condition_label;
  71         GtkWidget *adv_condition_entry;
  72         GtkWidget *adv_condition_btn;
  73         GtkWidget *adv_search_checkbtn;
  74
  75         GtkWidget *case_checkbtn;
  76
  77         GtkWidget *clear_btn;
  78         GtkWidget *help_btn;
  79         GtkWidget *all_btn;
  80         GtkWidget *prev_btn;
  81         GtkWidget *next_btn;
  82         GtkWidget *close_btn;
  83         GtkWidget *stop_btn;
  84
  85         SummaryView *summaryview;
  86
  87         AdvancedSearch  *advsearch;
  88         gboolean        is_fast;
  89         gboolean        matcher_is_outdated;
  90         gboolean        search_in_progress;
  91         GHashTable      *matched_msgnums;
  92
  93         gboolean is_searching;
  94         gboolean from_entry_has_focus;
  95         gboolean to_entry_has_focus;
  96         gboolean subject_entry_has_focus;
  97         gboolean body_entry_has_focus;
  98         gboolean adv_condition_entry_has_focus;
  99 } search_window;
 100
 101 static gchar* add_history_get(GtkWidget *from, GList **history);
 102
 103 static void summary_search_create       (void);
 104
 105 static gboolean summary_search_verify_match             (MsgInfo *msg);
 106 static gboolean summary_search_prepare_matcher          ();
 107 static gboolean summary_search_prereduce_msg_list       ();
 108
 109 static void summary_search_execute      (gboolean        backward,
 110                                          gboolean        search_all);
 111
 112 static void summary_search_clear        (GtkButton      *button,
 113                                          gpointer        data);
 114 static void summary_search_prev_clicked (GtkButton      *button,
 115                                          gpointer        data);
 116 static void summary_search_next_clicked (GtkButton      *button,
 117                                          gpointer        data);
 118 static void summary_search_all_clicked  (GtkButton      *button,
 119                                          gpointer        data);
 120 static void summary_search_stop_clicked (GtkButton      *button,
 121                                          gpointer        data);
 122 static void adv_condition_btn_clicked   (GtkButton      *button,
 123                                          gpointer        data);
 124
 125 static void optmenu_changed                     (GtkComboBox *widget, gpointer user_data);
 126 static void from_changed                        (void);
 127 static void to_changed                          (void);
 128 static void subject_changed                     (void);
 129 static void body_changed                        (void);
 130 static void adv_condition_changed       (void);
 131 static void case_changed                        (GtkToggleButton *togglebutton, gpointer user_data);
 132
 133 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 134                                   gpointer data);
 135 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 136                                   gpointer data);
 137 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 138                                   gpointer data);
 139 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 140                                   gpointer data);
 141 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 142                                   gpointer data);
 143 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 144                                   gpointer data);
 145 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 146                                   gpointer data);
 147 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 148                                   gpointer data);
 149 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 150                                   gpointer data);
 151 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 152                                   gpointer data);
 153 static gboolean key_pressed             (GtkWidget      *widget,
 154                                          GdkEventKey    *event,
 155                                          gpointer        data);
 156
 157 #define GTK_BUTTON_SET_SENSITIVE(widget,sensitive) {                                    \
 158         gtk_widget_set_sensitive(widget, sensitive);                                    \
 159 }
 160
 161 static gchar* add_history_get(GtkWidget *from, GList **history)
 162 {
 163         gchar *result;
 164
 165         result = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(from));
 166         if (!result)
 167                 result = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(from))), 0, -1);
 168
 169         if (result && result[0] != '\0') {
 170                 /* add to history */
 171                 combobox_unset_popdown_strings(GTK_COMBO_BOX_TEXT(from));
 172                 *history = add_history(*history, result);
 173                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from), *history);
 174
 175                 return result;
 176         } else {
 177                 g_free(result);
 178                 return NULL;
 179         }
 180 }
 181
 182 void summary_search(SummaryView *summaryview)
 183 {
 184         if (!search_window.window) {
 185                 summary_search_create();
 186         } else {
 187                 gtk_widget_hide(search_window.window);
 188         }
 189
 190         search_window.summaryview = summaryview;
 191
 192         gtk_widget_grab_focus(search_window.next_btn);
 193         gtk_widget_grab_focus(search_window.subject_entry);
 194         gtk_widget_show(search_window.window);
 195 }
 196
 197 static void summary_show_stop_button(void)
 198 {
 199         gtk_widget_hide(search_window.close_btn);
 200         gtk_widget_show(search_window.stop_btn);
 201         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, FALSE)
 202         GTK_BUTTON_SET_SENSITIVE(search_window.all_btn, FALSE)
 203         GTK_BUTTON_SET_SENSITIVE(search_window.prev_btn, FALSE)
 204         GTK_BUTTON_SET_SENSITIVE(search_window.next_btn, FALSE)
 205         gtk_widget_set_sensitive(search_window.adv_condition_label, FALSE);
 206         gtk_widget_set_sensitive(search_window.adv_condition_entry, FALSE);
 207         gtk_widget_set_sensitive(search_window.adv_condition_btn, FALSE);
 208         gtk_widget_set_sensitive(search_window.to_label, FALSE);
 209         gtk_widget_set_sensitive(search_window.to_entry, FALSE);
 210         gtk_widget_set_sensitive(search_window.from_label, FALSE);
 211         gtk_widget_set_sensitive(search_window.from_entry, FALSE);
 212         gtk_widget_set_sensitive(search_window.subject_label, FALSE);
 213         gtk_widget_set_sensitive(search_window.subject_entry, FALSE);
 214         gtk_widget_set_sensitive(search_window.body_label, FALSE);
 215         gtk_widget_set_sensitive(search_window.body_entry, FALSE);
 216         gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 217         gtk_widget_set_sensitive(search_window.clear_btn, FALSE);
 218         gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 219         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, FALSE);
 220 }
 221
 222 static void summary_hide_stop_button(void)
 223 {
 224         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, TRUE)
 225         gtk_widget_hide(search_window.stop_btn);
 226         gtk_widget_show(search_window.close_btn);
 227         if (gtk_toggle_button_get_active
 228                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 229                 gtk_widget_set_sensitive(search_window.adv_condition_label, TRUE);
 230                 gtk_widget_set_sensitive(search_window.adv_condition_entry, TRUE);
 231                 gtk_widget_set_sensitive(search_window.adv_condition_btn, TRUE);
 232                 gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 233                 gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 234         } else {
 235                 gtk_widget_set_sensitive(search_window.to_label, TRUE);
 236                 gtk_widget_set_sensitive(search_window.to_entry, TRUE);
 237                 gtk_widget_set_sensitive(search_window.from_label, TRUE);
 238                 gtk_widget_set_sensitive(search_window.from_entry, TRUE);
 239                 gtk_widget_set_sensitive(search_window.subject_label, TRUE);
 240                 gtk_widget_set_sensitive(search_window.subject_entry, TRUE);
 241                 gtk_widget_set_sensitive(search_window.body_label, TRUE);
 242                 gtk_widget_set_sensitive(search_window.body_entry, TRUE);
 243                 gtk_widget_set_sensitive(search_window.case_checkbtn, TRUE);
 244                 gtk_widget_set_sensitive(search_window.bool_optmenu, TRUE);
 245         }
 246         gtk_widget_set_sensitive(search_window.clear_btn, TRUE);
 247         gtk_widget_set_sensitive(search_window.all_btn, TRUE);
 248         gtk_widget_set_sensitive(search_window.prev_btn, TRUE);
 249         gtk_widget_set_sensitive(search_window.next_btn, TRUE);
 250         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, TRUE);
 251 }
 252
 253 static void summary_search_create(void)
 254 {
 255         GtkWidget *window;
 256         GtkWidget *vbox1;
 257         GtkWidget *bool_hbox;
 258         GtkWidget *bool_optmenu;
 259         GtkListStore *menu;
 260         GtkTreeIter iter;
 261         GtkWidget *clear_btn;
 262
 263         GtkWidget *table1;
 264         GtkWidget *from_label;
 265         GtkWidget *from_entry;
 266         GtkWidget *to_label;
 267         GtkWidget *to_entry;
 268         GtkWidget *subject_label;
 269         GtkWidget *subject_entry;
 270         GtkWidget *body_label;
 271         GtkWidget *body_entry;
 272         GtkWidget *adv_condition_label;
 273         GtkWidget *adv_condition_entry;
 274         GtkWidget *adv_condition_btn;
 275
 276         GtkWidget *checkbtn_hbox;
 277         GtkWidget *adv_search_checkbtn;
 278         GtkWidget *case_checkbtn;
 279
 280         GtkWidget *confirm_area;
 281         GtkWidget *help_btn;
 282         GtkWidget *all_btn;
 283         GtkWidget *prev_btn;
 284         GtkWidget *next_btn;
 285         GtkWidget *close_btn;
 286         GtkWidget *stop_btn;
 287         gboolean is_searching = FALSE;
 288
 289         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "summary_search");
 290         gtk_window_set_title(GTK_WINDOW (window), _("Search messages"));
 291         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 292         gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
 293         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 294         g_signal_connect(G_OBJECT(window), "delete_event",
 295                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 296         g_signal_connect(G_OBJECT(window), "key_press_event",
 297                          G_CALLBACK(key_pressed), NULL);
 298         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 299
 300         vbox1 = gtk_vbox_new (FALSE, 0);
 301         gtk_widget_show (vbox1);
 302         gtk_container_add (GTK_CONTAINER (window), vbox1);
 303
 304         bool_hbox = gtk_hbox_new(FALSE, 4);
 305         gtk_widget_show(bool_hbox);
 306         gtk_box_pack_start(GTK_BOX(vbox1), bool_hbox, FALSE, FALSE, 0);
 307
 308         bool_optmenu = gtkut_sc_combobox_create(NULL, FALSE);
 309         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(bool_optmenu)));
 310         gtk_widget_show(bool_optmenu);
 311         gtk_box_pack_start(GTK_BOX(bool_hbox), bool_optmenu, FALSE, FALSE, 0);
 312
 313         COMBOBOX_ADD(menu, _("Match any of the following"), 0);
 314         gtk_combo_box_set_active_iter(GTK_COMBO_BOX(bool_optmenu), &iter);
 315         COMBOBOX_ADD(menu, _("Match all of the following"), 1);
 316         g_signal_connect(G_OBJECT(bool_optmenu), "changed",
 317                          G_CALLBACK(optmenu_changed), NULL);
 318
 319         clear_btn = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 320         gtk_widget_show(clear_btn);
 321         gtk_box_pack_end(GTK_BOX(bool_hbox), clear_btn, FALSE, FALSE, 0);
 322
 323         table1 = gtk_table_new (5, 3, FALSE);
 324         gtk_widget_show (table1);
 325         gtk_box_pack_start (GTK_BOX (vbox1), table1, TRUE, TRUE, 0);
 326         gtk_container_set_border_width (GTK_CONTAINER (table1), 4);
 327         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 328         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 329
 330         from_entry = gtk_combo_box_text_new_with_entry ();
 331         gtk_combo_box_set_active(GTK_COMBO_BOX(from_entry), -1);
 332         if (prefs_common.summary_search_from_history)
 333                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from_entry),
 334                                 prefs_common.summary_search_from_history);
 335         gtk_widget_show (from_entry);
 336         gtk_table_attach (GTK_TABLE (table1), from_entry, 1, 3, 0, 1,
 337                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 338         g_signal_connect(G_OBJECT(from_entry), "changed",
 339                          G_CALLBACK(from_changed), NULL);
 340         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 341                          "focus_in_event", G_CALLBACK(from_entry_focus_evt_in), NULL);
 342         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 343                          "focus_out_event", G_CALLBACK(from_entry_focus_evt_out), NULL);
 344
 345         to_entry = gtk_combo_box_text_new_with_entry ();
 346         gtk_combo_box_set_active(GTK_COMBO_BOX(to_entry), -1);
 347         if (prefs_common.summary_search_to_history)
 348                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(to_entry),
 349                                 prefs_common.summary_search_to_history);
 350         gtk_widget_show (to_entry);
 351         gtk_table_attach (GTK_TABLE (table1), to_entry, 1, 3, 1, 2,
 352                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 353         g_signal_connect(G_OBJECT(to_entry), "changed",
 354                          G_CALLBACK(to_changed), NULL);
 355         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 356                          "focus_in_event", G_CALLBACK(to_entry_focus_evt_in), NULL);
 357         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 358                          "focus_out_event", G_CALLBACK(to_entry_focus_evt_out), NULL);
 359
 360         subject_entry = gtk_combo_box_text_new_with_entry ();
 361         gtk_combo_box_set_active(GTK_COMBO_BOX(subject_entry), -1);
 362         if (prefs_common.summary_search_subject_history)
 363                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(subject_entry),
 364                                 prefs_common.summary_search_subject_history);
 365         gtk_widget_show (subject_entry);
 366         gtk_table_attach (GTK_TABLE (table1), subject_entry, 1, 3, 2, 3,
 367                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 368         g_signal_connect(G_OBJECT(subject_entry), "changed",
 369                          G_CALLBACK(subject_changed), NULL);
 370         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 371                          "focus_in_event", G_CALLBACK(subject_entry_focus_evt_in), NULL);
 372         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 373                          "focus_out_event", G_CALLBACK(subject_entry_focus_evt_out), NULL);
 374
 375         body_entry = gtk_combo_box_text_new_with_entry ();
 376         gtk_combo_box_set_active(GTK_COMBO_BOX(body_entry), -1);
 377         if (prefs_common.summary_search_body_history)
 378                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(body_entry),
 379                                 prefs_common.summary_search_body_history);
 380         gtk_widget_show (body_entry);
 381         gtk_table_attach (GTK_TABLE (table1), body_entry, 1, 3, 3, 4,
 382                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 383         g_signal_connect(G_OBJECT(body_entry), "changed",
 384                          G_CALLBACK(body_changed), NULL);
 385         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 386                          "focus_in_event", G_CALLBACK(body_entry_focus_evt_in), NULL);
 387         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 388                          "focus_out_event", G_CALLBACK(body_entry_focus_evt_out), NULL);
 389
 390         adv_condition_entry = gtk_combo_box_text_new_with_entry ();
 391         gtk_combo_box_set_active(GTK_COMBO_BOX(adv_condition_entry), -1);
 392         if (prefs_common.summary_search_adv_condition_history)
 393                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(adv_condition_entry),
 394                                 prefs_common.summary_search_adv_condition_history);
 395         gtk_widget_show (adv_condition_entry);
 396         gtk_table_attach (GTK_TABLE (table1), adv_condition_entry, 1, 2, 4, 5,
 397                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 398         g_signal_connect(G_OBJECT(adv_condition_entry), "changed",
 399                          G_CALLBACK(adv_condition_changed), NULL);
 400         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 401                          "focus_in_event", G_CALLBACK(adv_condition_entry_focus_evt_in), NULL);
 402         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 403                          "focus_out_event", G_CALLBACK(adv_condition_entry_focus_evt_out), NULL);
 404
 405         adv_condition_btn = gtk_button_new_with_label(" ... ");
 406         gtk_widget_show (adv_condition_btn);
 407         gtk_table_attach (GTK_TABLE (table1), adv_condition_btn, 2, 3, 4, 5,
 408                           GTK_FILL, 0, 0, 0);
 409         g_signal_connect(G_OBJECT (adv_condition_btn), "clicked",
 410                          G_CALLBACK(adv_condition_btn_clicked), search_window.window);
 411
 412         CLAWS_SET_TIP(adv_condition_btn,
 413                              _("Edit search criteria"));
 414
 415         from_label = gtk_label_new (_("From:"));
 416         gtk_widget_show (from_label);
 417         gtk_table_attach (GTK_TABLE (table1), from_label, 0, 1, 0, 1,
 418                           GTK_FILL, 0, 0, 0);
 419         gtk_label_set_justify (GTK_LABEL (from_label), GTK_JUSTIFY_RIGHT);
 420         gtk_misc_set_alignment (GTK_MISC (from_label), 1, 0.5);
 421
 422         to_label = gtk_label_new (_("To:"));
 423         gtk_widget_show (to_label);
 424         gtk_table_attach (GTK_TABLE (table1), to_label, 0, 1, 1, 2,
 425                           GTK_FILL, 0, 0, 0);
 426         gtk_label_set_justify (GTK_LABEL (to_label), GTK_JUSTIFY_RIGHT);
 427         gtk_misc_set_alignment (GTK_MISC (to_label), 1, 0.5);
 428
 429         subject_label = gtk_label_new (_("Subject:"));
 430         gtk_widget_show (subject_label);
 431         gtk_table_attach (GTK_TABLE (table1), subject_label, 0, 1, 2, 3,
 432                           GTK_FILL, 0, 0, 0);
 433         gtk_label_set_justify (GTK_LABEL (subject_label), GTK_JUSTIFY_RIGHT);
 434         gtk_misc_set_alignment (GTK_MISC (subject_label), 1, 0.5);
 435
 436         body_label = gtk_label_new (_("Body:"));
 437         gtk_widget_show (body_label);
 438         gtk_table_attach (GTK_TABLE (table1), body_label, 0, 1, 3, 4,
 439                           GTK_FILL, 0, 0, 0);
 440         gtk_label_set_justify (GTK_LABEL (body_label), GTK_JUSTIFY_RIGHT);
 441         gtk_misc_set_alignment (GTK_MISC (body_label), 1, 0.5);
 442
 443         adv_condition_label = gtk_label_new (_("Condition:"));
 444         gtk_widget_show (adv_condition_label);
 445         gtk_table_attach (GTK_TABLE (table1), adv_condition_label, 0, 1, 4, 5,
 446                           GTK_FILL, 0, 0, 0);
 447         gtk_label_set_justify (GTK_LABEL (adv_condition_label), GTK_JUSTIFY_RIGHT);
 448         gtk_misc_set_alignment (GTK_MISC (adv_condition_label), 1, 0.5);
 449
 450         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 451         gtk_widget_show (checkbtn_hbox);
 452         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 453         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 454
 455         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 456         gtk_widget_show (case_checkbtn);
 457         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 458                             FALSE, FALSE, 0);
 459         g_signal_connect(G_OBJECT(case_checkbtn), "changed",
 460                          G_CALLBACK(case_changed), NULL);
 461
 462         adv_search_checkbtn = gtk_check_button_new_with_label (_("Extended Search"));
 463         gtk_widget_show (adv_search_checkbtn);
 464         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), adv_search_checkbtn,
 465                             FALSE, FALSE, 0);
 466         g_signal_connect(G_OBJECT(adv_search_checkbtn), "changed",
 467                          G_CALLBACK(case_changed), NULL);
 468
 469         confirm_area = gtk_hbutton_box_new();
 470         gtk_widget_show (confirm_area);
 471         gtk_button_box_set_layout(GTK_BUTTON_BOX(confirm_area),
 472                                   GTK_BUTTONBOX_END);
 473         gtk_box_set_spacing(GTK_BOX(confirm_area), 5);
 474
 475         gtkut_stock_button_add_help(confirm_area, &help_btn);
 476
 477         all_btn = gtk_button_new_with_mnemonic(_("Find _all"));
 478         gtk_widget_set_can_default(all_btn, TRUE);
 479         gtk_box_pack_start(GTK_BOX(confirm_area), all_btn, TRUE, TRUE, 0);
 480         gtk_widget_show(all_btn);
 481
 482         prev_btn = gtk_button_new_from_stock(GTK_STOCK_GO_BACK);
 483         gtk_widget_set_can_default(prev_btn, TRUE);
 484         gtk_box_pack_start(GTK_BOX(confirm_area), prev_btn, TRUE, TRUE, 0);
 485         gtk_widget_show(prev_btn);
 486
 487         next_btn = gtk_button_new_from_stock(GTK_STOCK_GO_FORWARD);
 488         gtk_widget_set_can_default(next_btn, TRUE);
 489         gtk_box_pack_start(GTK_BOX(confirm_area), next_btn, TRUE, TRUE, 0);
 490         gtk_widget_show(next_btn);
 491
 492         close_btn = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
 493         gtk_widget_set_can_default(close_btn, TRUE);
 494         gtk_box_pack_start(GTK_BOX(confirm_area), close_btn, TRUE, TRUE, 0);
 495         gtk_widget_show(close_btn);
 496
 497         /* stop button hidden */
 498         stop_btn = gtk_button_new_from_stock(GTK_STOCK_STOP);
 499         gtk_widget_set_can_default(stop_btn, TRUE);
 500         gtk_box_pack_start(GTK_BOX(confirm_area), stop_btn, TRUE, TRUE, 0);
 501
 502         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 503         gtk_widget_grab_default(next_btn);
 504
 505         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, bool_optmenu)
 506         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_label)
 507         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_entry)
 508         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_label)
 509         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_entry)
 510         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_label)
 511         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_entry)
 512         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_label)
 513         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_entry)
 514         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_label)
 515         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_entry)
 516         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_btn)
 517         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, case_checkbtn)
 518
 519         g_signal_connect(G_OBJECT(help_btn), "clicked",
 520                          G_CALLBACK(manual_open_with_anchor_cb),
 521                          MANUAL_ANCHOR_SEARCHING);
 522         g_signal_connect(G_OBJECT(clear_btn), "clicked",
 523                          G_CALLBACK(summary_search_clear), NULL);
 524         g_signal_connect(G_OBJECT(all_btn), "clicked",
 525                          G_CALLBACK(summary_search_all_clicked), NULL);
 526         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 527                          G_CALLBACK(summary_search_prev_clicked), NULL);
 528         g_signal_connect(G_OBJECT(next_btn), "clicked",
 529                          G_CALLBACK(summary_search_next_clicked), NULL);
 530         g_signal_connect_closure
 531                 (G_OBJECT(close_btn), "clicked",
 532                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 533              window, NULL), FALSE);
 534         g_signal_connect(G_OBJECT(stop_btn), "clicked",
 535                          G_CALLBACK(summary_search_stop_clicked), NULL);
 536
 537         search_window.window = window;
 538         search_window.bool_optmenu = bool_optmenu;
 539         search_window.from_label = from_label;
 540         search_window.from_entry = from_entry;
 541         search_window.to_label = to_label;
 542         search_window.to_entry = to_entry;
 543         search_window.subject_label = subject_label;
 544         search_window.subject_entry = subject_entry;
 545         search_window.body_label = body_label;
 546         search_window.body_entry = body_entry;
 547         search_window.adv_condition_label = adv_condition_label;
 548         search_window.adv_condition_entry = adv_condition_entry;
 549         search_window.adv_condition_btn = adv_condition_btn;
 550         search_window.case_checkbtn = case_checkbtn;
 551         search_window.adv_search_checkbtn = adv_search_checkbtn;
 552         search_window.clear_btn = clear_btn;
 553         search_window.help_btn = help_btn;
 554         search_window.all_btn = all_btn;
 555         search_window.prev_btn = prev_btn;
 556         search_window.next_btn = next_btn;
 557         search_window.close_btn = close_btn;
 558         search_window.stop_btn = stop_btn;
 559         search_window.advsearch = NULL;
 560         search_window.matcher_is_outdated = TRUE;
 561         search_window.search_in_progress = FALSE;
 562         search_window.matched_msgnums = NULL;
 563         search_window.is_searching = is_searching;
 564 }
 565
 566 static gboolean summary_search_verify_match(MsgInfo *msg)
 567 {
 568         gpointer msgnum = GUINT_TO_POINTER(msg->msgnum);
 569
 570         if (g_hash_table_lookup(search_window.matched_msgnums, msgnum) != NULL)
 571                 return TRUE;
 572         else
 573                 return FALSE;
 574 }
 575
 576 static gboolean summary_search_progress_cb(gpointer data, guint at, guint matched, guint total)
 577 {
 578         if (!search_window.is_searching) {
 579                 search_window.matcher_is_outdated = TRUE;
 580                 return FALSE;
 581         }
 582
 583         return summaryview_search_root_progress(search_window.summaryview, at, matched, total);
 584 }
 585
 586 static gboolean summary_search_prepare_matcher()
 587 {
 588         gboolean adv_search;
 589         gboolean bool_and = FALSE;
 590         gboolean case_sens = FALSE;
 591         gchar *matcher_str;
 592         gint match_type;
 593         gchar *from_str = NULL, *to_str = NULL, *subject_str = NULL;
 594         gchar *body_str = NULL;
 595         GSList *matchers = NULL;
 596
 597         if (!search_window.matcher_is_outdated)
 598                 return TRUE;
 599
 600         if (search_window.advsearch == NULL) {
 601                 search_window.advsearch = advsearch_new();
 602                 advsearch_set_on_error_cb(search_window.advsearch, NULL, NULL); /* TODO */
 603                 advsearch_set_on_progress_cb(search_window.advsearch,
 604                         summary_search_progress_cb, NULL);
 605         }
 606
 607         adv_search = gtk_toggle_button_get_active
 608                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn));
 609
 610         if (adv_search) {
 611                 matcher_str = add_history_get(search_window.adv_condition_entry, &prefs_common.summary_search_adv_condition_history);
 612         } else {
 613                 MatcherList *matcher_list;
 614                 bool_and = combobox_get_active_data(GTK_COMBO_BOX(search_window.bool_optmenu));
 615                 case_sens = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 616
 617                 from_str    = add_history_get(search_window.from_entry, &prefs_common.summary_search_from_history);
 618                 to_str      = add_history_get(search_window.to_entry, &prefs_common.summary_search_to_history);
 619                 subject_str = add_history_get(search_window.subject_entry, &prefs_common.summary_search_subject_history);
 620                 body_str    = add_history_get(search_window.body_entry, &prefs_common.summary_search_body_history);
 621
 622                 if (!from_str && !to_str && !subject_str && !body_str) {
 623                         /* TODO: warn if no search criteria? (or make buttons enabled only when
 624                          * at least one search criteria has been set */
 625                         return FALSE;
 626                 }
 627
 628                 match_type = case_sens ? MATCHTYPE_MATCH : MATCHTYPE_MATCHCASE;
 629
 630                 if (from_str) {
 631                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_FROM, NULL, match_type, from_str, 0);
 632                         matchers = g_slist_append(matchers, prop);
 633                 }
 634                 if (to_str) {
 635                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_TO, NULL, match_type, to_str, 0);
 636                         matchers = g_slist_append(matchers, prop);
 637                 }
 638                 if (subject_str) {
 639                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_SUBJECT, NULL, match_type, subject_str, 0);
 640                         matchers = g_slist_append(matchers, prop);
 641                 }
 642                 if (body_str) {
 643                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_BODY_PART, NULL, match_type, body_str, 0);
 644                         matchers = g_slist_append(matchers, prop);
 645                 }
 646                 g_free(from_str);
 647                 g_free(to_str);
 648                 g_free(subject_str);
 649                 g_free(body_str);
 650
 651                 matcher_list = matcherlist_new(matchers, bool_and);
 652                 if (!matcher_list)
 653                         return FALSE;
 654
 655                 matcher_str = matcherlist_to_string(matcher_list);
 656                 matcherlist_free(matcher_list);
 657         }
 658         if (!matcher_str)
 659                 return FALSE;
 660
 661         advsearch_set(search_window.advsearch, ADVANCED_SEARCH_EXTENDED,
 662                       matcher_str);
 663
 664         debug_print("Advsearch set: %s\n", matcher_str);
 665         g_free(matcher_str);
 666
 667         if (!advsearch_has_proper_predicate(search_window.advsearch))
 668                 return FALSE;
 669
 670         search_window.matcher_is_outdated = FALSE;
 671
 672         return TRUE;
 673 }
 674
 675 static gboolean summary_search_prereduce_msg_list()
 676 {
 677         MsgInfoList *msglist = NULL;
 678         MsgNumberList *msgnums = NULL;
 679         MsgNumberList *cur;
 680         SummaryView *summaryview = search_window.summaryview;
 681         gboolean result;
 682         FolderItem *item = summaryview->folder_item;
 683         static GdkCursor *watch_cursor = NULL;
 684         if (!watch_cursor)
 685                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 686
 687         if (search_window.matcher_is_outdated && !summary_search_prepare_matcher())
 688                 return FALSE;
 689
 690         main_window_cursor_wait(mainwindow_get_mainwindow());
 691         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), watch_cursor);
 692         statusbar_print_all(_("Searching in %s... \n"),
 693                         item->path ? item->path : "(null)");
 694
 695         result = advsearch_search_msgs_in_folders(search_window.advsearch,
 696                         &msglist, item, FALSE);
 697         statusbar_pop_all();
 698         statusbar_progress_all(0, 0, 0);
 699         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), NULL);
 700         main_window_cursor_normal(mainwindow_get_mainwindow());
 701
 702         if (!result)
 703                 return FALSE;
 704
 705         msgnums = procmsg_get_number_list_for_msgs(msglist);
 706         procmsg_msg_list_free(msglist);
 707
 708         if (search_window.matched_msgnums == NULL)
 709                 search_window.matched_msgnums = g_hash_table_new(g_direct_hash, NULL);
 710
 711         g_hash_table_remove_all(search_window.matched_msgnums);
 712
 713         for (cur = msgnums; cur != NULL; cur = cur->next)
 714                 g_hash_table_insert(search_window.matched_msgnums, cur->data, GINT_TO_POINTER(1));
 715
 716         g_slist_free(msgnums);
 717
 718         return TRUE;
 719 }
 720
 721 static void summary_search_execute(gboolean backward, gboolean search_all)
 722 {
 723         SummaryView *summaryview = search_window.summaryview;
 724         GtkCMCTree *ctree = GTK_CMCTREE(summaryview->ctree);
 725         GtkCMCTreeNode *node;
 726         MsgInfo *msginfo;
 727         gboolean all_searched = FALSE;
 728         gboolean matched = FALSE;
 729         gint i = 0;
 730
 731         if (summary_is_locked(summaryview))
 732                 return;
 733
 734         summary_lock(summaryview);
 735
 736         search_window.is_searching = TRUE;
 737         main_window_cursor_wait(summaryview->mainwin);
 738         summary_show_stop_button();
 739
 740         if (search_window.matcher_is_outdated && !summary_search_prereduce_msg_list())
 741                 goto exit;
 742
 743         if (search_all) {
 744                 summary_freeze(summaryview);
 745                 summary_unselect_all(summaryview);
 746                 node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 747                 backward = FALSE;
 748         } else if (!summaryview->selected) {
 749                 /* no selection, search from from list start */
 750                 if (backward)
 751                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 752                 else
 753                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 754
 755                 if (!node) {
 756                         search_window.is_searching = FALSE;
 757                         summary_hide_stop_button();
 758                         main_window_cursor_normal(summaryview->mainwin);
 759                         summary_unlock(summaryview);
 760                         return;
 761                 }
 762         } else {
 763                 /* search from current selection */
 764                 if (backward)
 765                         node = gtkut_ctree_node_prev(ctree, summaryview->selected);
 766                 else
 767                         node = gtkut_ctree_node_next(ctree, summaryview->selected);
 768         }
 769
 770         for (; search_window.is_searching; i++) {
 771                 if (!node) {
 772                         gchar *str;
 773                         AlertValue val;
 774
 775                         if (search_all)
 776                                 break;
 777
 778                         if (all_searched) {
 779                                 alertpanel_full(_("Search failed"),
 780                                                 _("Search string not found."),
 781                                                 GTK_STOCK_CLOSE, NULL, NULL, ALERTFOCUS_FIRST,
 782                                                 FALSE, NULL, ALERT_WARNING);
 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                                          ALERTFOCUS_SECOND);
 794                         if (G_ALERTALTERNATE == val) {
 795                                 if (backward) {
 796                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 797                                 } else {
 798                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 799                                 }
 800
 801                                 all_searched = TRUE;
 802
 803                                 manage_window_focus_in(search_window.window, NULL, NULL);
 804                         } else
 805                                 break;
 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                                 summary_unlock(summaryview);
 820                                 summary_select_node(summaryview, node,
 821                                                 OPEN_SELECTED_ON_SEARCH_RESULTS);
 822                                 summary_lock(summaryview);
 823                                 break;
 824                         }
 825                 }
 826
 827                 if (i % (search_window.is_fast ? 1000 : 100) == 0)
 828                         GTK_EVENTS_FLUSH();
 829
 830                 node = backward ? gtkut_ctree_node_prev(ctree, node)
 831                                 : gtkut_ctree_node_next(ctree, node);
 832         }
 833
 834 exit:
 835         search_window.is_searching = FALSE;
 836         summary_hide_stop_button();
 837         main_window_cursor_normal(summaryview->mainwin);
 838         if (search_all)
 839                 summary_thaw_with_status(summaryview);
 840         summary_unlock(summaryview);
 841 }
 842
 843 static void summary_search_clear(GtkButton *button, gpointer data)
 844 {
 845         if (gtk_toggle_button_get_active
 846                 (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 847                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), "");
 848         } else {
 849                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.from_entry)))), "");
 850                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.to_entry)))), "");
 851                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.subject_entry)))), "");
 852                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.body_entry)))), "");
 853         }
 854         /* stop searching */
 855         if (search_window.is_searching) {
 856                 search_window.is_searching = FALSE;
 857         }
 858         search_window.matcher_is_outdated = TRUE;
 859 }
 860
 861 static void summary_search_prev_clicked(GtkButton *button, gpointer data)
 862 {
 863         summary_search_execute(TRUE, FALSE);
 864 }
 865
 866 static void summary_search_next_clicked(GtkButton *button, gpointer data)
 867 {
 868         summary_search_execute(FALSE, FALSE);
 869 }
 870
 871 static void summary_search_all_clicked(GtkButton *button, gpointer data)
 872 {
 873         summary_search_execute(FALSE, TRUE);
 874 }
 875
 876 static void adv_condition_btn_done(MatcherList * matchers)
 877 {
 878         gchar *str;
 879
 880         cm_return_if_fail(
 881                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 882
 883         if (matchers == NULL) {
 884                 return;
 885         }
 886
 887         str = matcherlist_to_string(matchers);
 888         search_window.matcher_is_outdated = TRUE;
 889
 890         if (str != NULL) {
 891                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), str);
 892                 g_free(str);
 893         }
 894 }
 895
 896 static void summary_search_stop_clicked(GtkButton *button, gpointer data)
 897 {
 898         search_window.is_searching = FALSE;
 899 }
 900
 901 static void adv_condition_btn_clicked(GtkButton *button, gpointer data)
 902 {
 903         const gchar * cond_str;
 904         MatcherList * matchers = NULL;
 905
 906         cm_return_if_fail( search_window.window != NULL );
 907
 908         /* re-use the current search value if it's a condition expression,
 909            otherwise ignore it silently */
 910         cond_str = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(search_window.adv_condition_entry));
 911         if (cond_str && *cond_str != '\0') {
 912                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 913         }
 914
 915         prefs_matcher_open(matchers, adv_condition_btn_done);
 916
 917         if (matchers != NULL) {
 918                 matcherlist_free(matchers);
 919         }
 920 };
 921
 922 static void optmenu_changed(GtkComboBox *widget, gpointer user_data)
 923 {
 924         search_window.matcher_is_outdated = TRUE;
 925 }
 926
 927 static void from_changed(void)
 928 {
 929         if (!search_window.from_entry_has_focus)
 930                 gtk_widget_grab_focus(search_window.from_entry);
 931         search_window.matcher_is_outdated = TRUE;
 932 }
 933
 934 static void to_changed(void)
 935 {
 936         if (!search_window.to_entry_has_focus)
 937                 gtk_widget_grab_focus(search_window.to_entry);
 938         search_window.matcher_is_outdated = TRUE;
 939 }
 940
 941 static void subject_changed(void)
 942 {
 943         if (!search_window.subject_entry_has_focus)
 944                 gtk_widget_grab_focus(search_window.subject_entry);
 945         search_window.matcher_is_outdated = TRUE;
 946 }
 947
 948 static void body_changed(void)
 949 {
 950         if (!search_window.body_entry_has_focus)
 951                 gtk_widget_grab_focus(search_window.body_entry);
 952         search_window.matcher_is_outdated = TRUE;
 953 }
 954
 955 static void adv_condition_changed(void)
 956 {
 957         if (!search_window.adv_condition_entry_has_focus)
 958                 gtk_widget_grab_focus(search_window.adv_condition_entry);
 959         search_window.matcher_is_outdated = TRUE;
 960 }
 961
 962 static void case_changed(GtkToggleButton *togglebutton, gpointer user_data)
 963 {
 964         search_window.matcher_is_outdated = TRUE;
 965 }
 966
 967 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 968                                   gpointer data)
 969 {
 970         search_window.from_entry_has_focus = TRUE;
 971         return FALSE;
 972 }
 973
 974 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 975                                   gpointer data)
 976 {
 977         search_window.from_entry_has_focus = FALSE;
 978         return FALSE;
 979 }
 980
 981 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 982                                   gpointer data)
 983 {
 984         search_window.to_entry_has_focus = TRUE;
 985         return FALSE;
 986 }
 987
 988 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 989                                   gpointer data)
 990 {
 991         search_window.to_entry_has_focus = FALSE;
 992         return FALSE;
 993 }
 994
 995 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 996                                   gpointer data)
 997 {
 998         search_window.subject_entry_has_focus = TRUE;
 999         return FALSE;
1000 }
1001
1002 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1003                                   gpointer data)
1004 {
1005         search_window.subject_entry_has_focus = FALSE;
1006         return FALSE;
1007 }
1008
1009 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1010                                   gpointer data)
1011 {
1012         search_window.body_entry_has_focus = TRUE;
1013         return FALSE;
1014 }
1015
1016 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1017                                   gpointer data)
1018 {
1019         search_window.body_entry_has_focus = FALSE;
1020         return FALSE;
1021 }
1022
1023 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1024                                   gpointer data)
1025 {
1026         search_window.adv_condition_entry_has_focus = TRUE;
1027         return FALSE;
1028 }
1029
1030 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1031                                   gpointer data)
1032 {
1033         search_window.adv_condition_entry_has_focus = FALSE;
1034         return FALSE;
1035 }
1036
1037 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1038                             gpointer data)
1039 {
1040         if (event && (event->keyval == GDK_KEY_Escape)) {
1041                 /* ESC key will:
1042                         - stop a running search
1043                         - close the search window if no search is running
1044                 */
1045                 if (!search_window.is_searching) {
1046                         gtk_widget_hide(search_window.window);
1047                 } else {
1048                         search_window.is_searching = FALSE;
1049                 }
1050         }
1051
1052         if (event && (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter)) {
1053                 if (!search_window.is_searching) {
1054                         summary_search_execute(FALSE, FALSE);
1055                 }
1056         }
1057
1058         if (event && (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_Up)) {
1059                 if (search_window.from_entry_has_focus) {
1060                         combobox_set_value_from_arrow_key(
1061                                         GTK_COMBO_BOX(search_window.from_entry),
1062                                         event->keyval);
1063                         return TRUE;
1064                 }
1065                 if (search_window.to_entry_has_focus) {
1066                         combobox_set_value_from_arrow_key(
1067                                         GTK_COMBO_BOX(search_window.to_entry),
1068                                         event->keyval);
1069                         return TRUE;
1070                 }
1071                 if (search_window.subject_entry_has_focus) {
1072                         combobox_set_value_from_arrow_key(
1073                                         GTK_COMBO_BOX(search_window.subject_entry),
1074                                         event->keyval);
1075                         return TRUE;
1076                 }
1077                 if (search_window.body_entry_has_focus) {
1078                         combobox_set_value_from_arrow_key(
1079                                         GTK_COMBO_BOX(search_window.body_entry),
1080                                         event->keyval);
1081                         return TRUE;
1082                 }
1083                 if (search_window.adv_condition_entry_has_focus) {
1084                         combobox_set_value_from_arrow_key(
1085                                         GTK_COMBO_BOX(search_window.adv_condition_entry),
1086                                         event->keyval);
1087                         return TRUE;
1088                 }
1089         }
1090
1091         return FALSE;
1092 }