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
 135 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 136                                   gpointer data);
 137 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 138                                   gpointer data);
 139 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 140                                   gpointer data);
 141 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 142                                   gpointer data);
 143 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 144                                   gpointer data);
 145 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 146                                   gpointer data);
 147 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 148                                   gpointer data);
 149 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 150                                   gpointer data);
 151 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 152                                   gpointer data);
 153 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 154                                   gpointer data);
 155 static gboolean key_pressed             (GtkWidget      *widget,
 156                                          GdkEventKey    *event,
 157                                          gpointer        data);
 158
 159 #define GTK_BUTTON_SET_SENSITIVE(widget,sensitive) {                                    \
 160         gtk_widget_set_sensitive(widget, sensitive);                                    \
 161 }
 162
 163 static gchar* add_history_get(GtkWidget *from, GList **history)
 164 {
 165         gchar *result;
 166
 167         result = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(from));
 168         if (!result)
 169                 result = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(from))), 0, -1);
 170
 171         if (result && result[0] != '\0') {
 172                 /* add to history */
 173                 combobox_unset_popdown_strings(GTK_COMBO_BOX_TEXT(from));
 174                 *history = add_history(*history, result);
 175                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from), *history);
 176
 177                 return result;
 178         } else {
 179                 g_free(result);
 180                 return NULL;
 181         }
 182 }
 183
 184 void summary_search(SummaryView *summaryview)
 185 {
 186         if (!search_window.window) {
 187                 summary_search_create();
 188         } else {
 189                 gtk_widget_hide(search_window.window);
 190         }
 191
 192         search_window.summaryview = summaryview;
 193
 194         gtk_widget_grab_focus(search_window.next_btn);
 195         gtk_widget_grab_focus(search_window.subject_entry);
 196         gtk_widget_show(search_window.window);
 197 }
 198
 199 static void summary_show_stop_button(void)
 200 {
 201         gtk_widget_hide(search_window.close_btn);
 202         gtk_widget_show(search_window.stop_btn);
 203         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, FALSE)
 204         GTK_BUTTON_SET_SENSITIVE(search_window.all_btn, FALSE)
 205         GTK_BUTTON_SET_SENSITIVE(search_window.prev_btn, FALSE)
 206         GTK_BUTTON_SET_SENSITIVE(search_window.next_btn, FALSE)
 207         gtk_widget_set_sensitive(search_window.adv_condition_label, FALSE);
 208         gtk_widget_set_sensitive(search_window.adv_condition_entry, FALSE);
 209         gtk_widget_set_sensitive(search_window.adv_condition_btn, FALSE);
 210         gtk_widget_set_sensitive(search_window.to_label, FALSE);
 211         gtk_widget_set_sensitive(search_window.to_entry, FALSE);
 212         gtk_widget_set_sensitive(search_window.from_label, FALSE);
 213         gtk_widget_set_sensitive(search_window.from_entry, FALSE);
 214         gtk_widget_set_sensitive(search_window.subject_label, FALSE);
 215         gtk_widget_set_sensitive(search_window.subject_entry, FALSE);
 216         gtk_widget_set_sensitive(search_window.body_label, FALSE);
 217         gtk_widget_set_sensitive(search_window.body_entry, FALSE);
 218         gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 219         gtk_widget_set_sensitive(search_window.clear_btn, FALSE);
 220         gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 221         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, FALSE);
 222 }
 223
 224 static void summary_hide_stop_button(void)
 225 {
 226         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, TRUE)
 227         gtk_widget_hide(search_window.stop_btn);
 228         gtk_widget_show(search_window.close_btn);
 229         if (gtk_toggle_button_get_active
 230                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 231                 gtk_widget_set_sensitive(search_window.adv_condition_label, TRUE);
 232                 gtk_widget_set_sensitive(search_window.adv_condition_entry, TRUE);
 233                 gtk_widget_set_sensitive(search_window.adv_condition_btn, TRUE);
 234                 gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 235                 gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 236         } else {
 237                 gtk_widget_set_sensitive(search_window.to_label, TRUE);
 238                 gtk_widget_set_sensitive(search_window.to_entry, TRUE);
 239                 gtk_widget_set_sensitive(search_window.from_label, TRUE);
 240                 gtk_widget_set_sensitive(search_window.from_entry, TRUE);
 241                 gtk_widget_set_sensitive(search_window.subject_label, TRUE);
 242                 gtk_widget_set_sensitive(search_window.subject_entry, TRUE);
 243                 gtk_widget_set_sensitive(search_window.body_label, TRUE);
 244                 gtk_widget_set_sensitive(search_window.body_entry, TRUE);
 245                 gtk_widget_set_sensitive(search_window.case_checkbtn, TRUE);
 246                 gtk_widget_set_sensitive(search_window.bool_optmenu, TRUE);
 247         }
 248         gtk_widget_set_sensitive(search_window.clear_btn, TRUE);
 249         gtk_widget_set_sensitive(search_window.all_btn, TRUE);
 250         gtk_widget_set_sensitive(search_window.prev_btn, TRUE);
 251         gtk_widget_set_sensitive(search_window.next_btn, TRUE);
 252         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, TRUE);
 253 }
 254
 255 static void summary_search_create(void)
 256 {
 257         GtkWidget *window;
 258         GtkWidget *vbox1;
 259         GtkWidget *bool_hbox;
 260         GtkWidget *bool_optmenu;
 261         GtkListStore *menu;
 262         GtkTreeIter iter;
 263         GtkWidget *clear_btn;
 264
 265         GtkWidget *table1;
 266         GtkWidget *from_label;
 267         GtkWidget *from_entry;
 268         GtkWidget *to_label;
 269         GtkWidget *to_entry;
 270         GtkWidget *subject_label;
 271         GtkWidget *subject_entry;
 272         GtkWidget *body_label;
 273         GtkWidget *body_entry;
 274         GtkWidget *adv_condition_label;
 275         GtkWidget *adv_condition_entry;
 276         GtkWidget *adv_condition_btn;
 277
 278         GtkWidget *checkbtn_hbox;
 279         GtkWidget *adv_search_checkbtn;
 280         GtkWidget *case_checkbtn;
 281
 282         GtkWidget *confirm_area;
 283         GtkWidget *help_btn;
 284         GtkWidget *all_btn;
 285         GtkWidget *prev_btn;
 286         GtkWidget *next_btn;
 287         GtkWidget *close_btn;
 288         GtkWidget *stop_btn;
 289         gboolean is_searching = FALSE;
 290
 291         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "summary_search");
 292         gtk_window_set_title(GTK_WINDOW (window), _("Search messages"));
 293         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 294         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 295         g_signal_connect(G_OBJECT(window), "delete_event",
 296                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 297         g_signal_connect(G_OBJECT(window), "key_press_event",
 298                          G_CALLBACK(key_pressed), NULL);
 299         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 300
 301         vbox1 = gtk_vbox_new (FALSE, 0);
 302         gtk_widget_show (vbox1);
 303         gtk_container_add (GTK_CONTAINER (window), vbox1);
 304
 305         bool_hbox = gtk_hbox_new(FALSE, 4);
 306         gtk_widget_show(bool_hbox);
 307         gtk_box_pack_start(GTK_BOX(vbox1), bool_hbox, FALSE, FALSE, 0);
 308
 309         bool_optmenu = gtkut_sc_combobox_create(NULL, FALSE);
 310         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(bool_optmenu)));
 311         gtk_widget_show(bool_optmenu);
 312         gtk_box_pack_start(GTK_BOX(bool_hbox), bool_optmenu, FALSE, FALSE, 0);
 313
 314         COMBOBOX_ADD(menu, _("Match any of the following"), 0);
 315         gtk_combo_box_set_active_iter(GTK_COMBO_BOX(bool_optmenu), &iter);
 316         COMBOBOX_ADD(menu, _("Match all of the following"), 1);
 317         g_signal_connect(G_OBJECT(bool_optmenu), "changed",
 318                          G_CALLBACK(optmenu_changed), NULL);
 319
 320         clear_btn = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 321         gtk_widget_show(clear_btn);
 322         gtk_box_pack_end(GTK_BOX(bool_hbox), clear_btn, FALSE, FALSE, 0);
 323
 324         table1 = gtk_table_new (5, 3, FALSE);
 325         gtk_widget_show (table1);
 326         gtk_box_pack_start (GTK_BOX (vbox1), table1, TRUE, TRUE, 0);
 327         gtk_container_set_border_width (GTK_CONTAINER (table1), 4);
 328         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 329         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 330
 331         from_entry = gtk_combo_box_text_new_with_entry ();
 332         gtk_combo_box_set_active(GTK_COMBO_BOX(from_entry), -1);
 333         if (prefs_common.summary_search_from_history)
 334                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from_entry),
 335                                 prefs_common.summary_search_from_history);
 336         gtk_widget_show (from_entry);
 337         gtk_table_attach (GTK_TABLE (table1), from_entry, 1, 3, 0, 1,
 338                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 339         g_signal_connect(G_OBJECT(from_entry), "changed",
 340                          G_CALLBACK(from_changed), NULL);
 341         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 342                          "focus_in_event", G_CALLBACK(from_entry_focus_evt_in), NULL);
 343         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 344                          "focus_out_event", G_CALLBACK(from_entry_focus_evt_out), NULL);
 345
 346         to_entry = gtk_combo_box_text_new_with_entry ();
 347         gtk_combo_box_set_active(GTK_COMBO_BOX(to_entry), -1);
 348         if (prefs_common.summary_search_to_history)
 349                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(to_entry),
 350                                 prefs_common.summary_search_to_history);
 351         gtk_widget_show (to_entry);
 352         gtk_table_attach (GTK_TABLE (table1), to_entry, 1, 3, 1, 2,
 353                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 354         g_signal_connect(G_OBJECT(to_entry), "changed",
 355                          G_CALLBACK(to_changed), NULL);
 356         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 357                          "focus_in_event", G_CALLBACK(to_entry_focus_evt_in), NULL);
 358         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 359                          "focus_out_event", G_CALLBACK(to_entry_focus_evt_out), NULL);
 360
 361         subject_entry = gtk_combo_box_text_new_with_entry ();
 362         gtk_combo_box_set_active(GTK_COMBO_BOX(subject_entry), -1);
 363         if (prefs_common.summary_search_subject_history)
 364                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(subject_entry),
 365                                 prefs_common.summary_search_subject_history);
 366         gtk_widget_show (subject_entry);
 367         gtk_table_attach (GTK_TABLE (table1), subject_entry, 1, 3, 2, 3,
 368                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 369         g_signal_connect(G_OBJECT(subject_entry), "changed",
 370                          G_CALLBACK(subject_changed), NULL);
 371         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 372                          "focus_in_event", G_CALLBACK(subject_entry_focus_evt_in), NULL);
 373         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 374                          "focus_out_event", G_CALLBACK(subject_entry_focus_evt_out), NULL);
 375
 376         body_entry = gtk_combo_box_text_new_with_entry ();
 377         gtk_combo_box_set_active(GTK_COMBO_BOX(body_entry), -1);
 378         if (prefs_common.summary_search_body_history)
 379                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(body_entry),
 380                                 prefs_common.summary_search_body_history);
 381         gtk_widget_show (body_entry);
 382         gtk_table_attach (GTK_TABLE (table1), body_entry, 1, 3, 3, 4,
 383                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 384         g_signal_connect(G_OBJECT(body_entry), "changed",
 385                          G_CALLBACK(body_changed), NULL);
 386         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 387                          "focus_in_event", G_CALLBACK(body_entry_focus_evt_in), NULL);
 388         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 389                          "focus_out_event", G_CALLBACK(body_entry_focus_evt_out), NULL);
 390
 391         adv_condition_entry = gtk_combo_box_text_new_with_entry ();
 392         gtk_combo_box_set_active(GTK_COMBO_BOX(adv_condition_entry), -1);
 393         if (prefs_common.summary_search_adv_condition_history)
 394                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(adv_condition_entry),
 395                                 prefs_common.summary_search_adv_condition_history);
 396         gtk_widget_show (adv_condition_entry);
 397         gtk_table_attach (GTK_TABLE (table1), adv_condition_entry, 1, 2, 4, 5,
 398                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 399         g_signal_connect(G_OBJECT(adv_condition_entry), "changed",
 400                          G_CALLBACK(adv_condition_changed), NULL);
 401         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 402                          "focus_in_event", G_CALLBACK(adv_condition_entry_focus_evt_in), NULL);
 403         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 404                          "focus_out_event", G_CALLBACK(adv_condition_entry_focus_evt_out), NULL);
 405
 406         adv_condition_btn = gtk_button_new_with_label(" ... ");
 407         gtk_widget_show (adv_condition_btn);
 408         gtk_table_attach (GTK_TABLE (table1), adv_condition_btn, 2, 3, 4, 5,
 409                           GTK_FILL, 0, 0, 0);
 410         g_signal_connect(G_OBJECT (adv_condition_btn), "clicked",
 411                          G_CALLBACK(adv_condition_btn_clicked), search_window.window);
 412
 413         CLAWS_SET_TIP(adv_condition_btn,
 414                              _("Edit search criteria"));
 415
 416         from_label = gtk_label_new (_("From:"));
 417         gtk_widget_show (from_label);
 418         gtk_table_attach (GTK_TABLE (table1), from_label, 0, 1, 0, 1,
 419                           GTK_FILL, 0, 0, 0);
 420         gtk_label_set_justify (GTK_LABEL (from_label), GTK_JUSTIFY_RIGHT);
 421         gtk_misc_set_alignment (GTK_MISC (from_label), 1, 0.5);
 422
 423         to_label = gtk_label_new (_("To:"));
 424         gtk_widget_show (to_label);
 425         gtk_table_attach (GTK_TABLE (table1), to_label, 0, 1, 1, 2,
 426                           GTK_FILL, 0, 0, 0);
 427         gtk_label_set_justify (GTK_LABEL (to_label), GTK_JUSTIFY_RIGHT);
 428         gtk_misc_set_alignment (GTK_MISC (to_label), 1, 0.5);
 429
 430         subject_label = gtk_label_new (_("Subject:"));
 431         gtk_widget_show (subject_label);
 432         gtk_table_attach (GTK_TABLE (table1), subject_label, 0, 1, 2, 3,
 433                           GTK_FILL, 0, 0, 0);
 434         gtk_label_set_justify (GTK_LABEL (subject_label), GTK_JUSTIFY_RIGHT);
 435         gtk_misc_set_alignment (GTK_MISC (subject_label), 1, 0.5);
 436
 437         body_label = gtk_label_new (_("Body:"));
 438         gtk_widget_show (body_label);
 439         gtk_table_attach (GTK_TABLE (table1), body_label, 0, 1, 3, 4,
 440                           GTK_FILL, 0, 0, 0);
 441         gtk_label_set_justify (GTK_LABEL (body_label), GTK_JUSTIFY_RIGHT);
 442         gtk_misc_set_alignment (GTK_MISC (body_label), 1, 0.5);
 443
 444         adv_condition_label = gtk_label_new (_("Condition:"));
 445         gtk_widget_show (adv_condition_label);
 446         gtk_table_attach (GTK_TABLE (table1), adv_condition_label, 0, 1, 4, 5,
 447                           GTK_FILL, 0, 0, 0);
 448         gtk_label_set_justify (GTK_LABEL (adv_condition_label), GTK_JUSTIFY_RIGHT);
 449         gtk_misc_set_alignment (GTK_MISC (adv_condition_label), 1, 0.5);
 450
 451         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 452         gtk_widget_show (checkbtn_hbox);
 453         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 454         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 455
 456         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 457         gtk_widget_show (case_checkbtn);
 458         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 459                             FALSE, FALSE, 0);
 460         g_signal_connect(G_OBJECT(case_checkbtn), "changed",
 461                          G_CALLBACK(case_changed), NULL);
 462
 463         adv_search_checkbtn = gtk_check_button_new_with_label (_("Extended Search"));
 464         gtk_widget_show (adv_search_checkbtn);
 465         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), adv_search_checkbtn,
 466                             FALSE, FALSE, 0);
 467         g_signal_connect(G_OBJECT(adv_search_checkbtn), "changed",
 468                          G_CALLBACK(case_changed), NULL);
 469
 470         confirm_area = gtk_hbutton_box_new();
 471         gtk_widget_show (confirm_area);
 472         gtk_button_box_set_layout(GTK_BUTTON_BOX(confirm_area),
 473                                   GTK_BUTTONBOX_END);
 474         gtk_box_set_spacing(GTK_BOX(confirm_area), 5);
 475
 476         gtkut_stock_button_add_help(confirm_area, &help_btn);
 477
 478         all_btn = gtk_button_new_with_mnemonic(_("Find _all"));
 479         gtk_widget_set_can_default(all_btn, TRUE);
 480         gtk_box_pack_start(GTK_BOX(confirm_area), all_btn, TRUE, TRUE, 0);
 481         gtk_widget_show(all_btn);
 482
 483         prev_btn = gtk_button_new_from_stock(GTK_STOCK_GO_BACK);
 484         gtk_widget_set_can_default(prev_btn, TRUE);
 485         gtk_box_pack_start(GTK_BOX(confirm_area), prev_btn, TRUE, TRUE, 0);
 486         gtk_widget_show(prev_btn);
 487
 488         next_btn = gtk_button_new_from_stock(GTK_STOCK_GO_FORWARD);
 489         gtk_widget_set_can_default(next_btn, TRUE);
 490         gtk_box_pack_start(GTK_BOX(confirm_area), next_btn, TRUE, TRUE, 0);
 491         gtk_widget_show(next_btn);
 492
 493         close_btn = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
 494         gtk_widget_set_can_default(close_btn, TRUE);
 495         gtk_box_pack_start(GTK_BOX(confirm_area), close_btn, TRUE, TRUE, 0);
 496         gtk_widget_show(close_btn);
 497
 498         /* stop button hidden */
 499         stop_btn = gtk_button_new_from_stock(GTK_STOCK_STOP);
 500         gtk_widget_set_can_default(stop_btn, TRUE);
 501         gtk_box_pack_start(GTK_BOX(confirm_area), stop_btn, TRUE, TRUE, 0);
 502
 503         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 504         gtk_widget_grab_default(next_btn);
 505
 506         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, bool_optmenu)
 507         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_label)
 508         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_entry)
 509         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_label)
 510         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_entry)
 511         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_label)
 512         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_entry)
 513         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_label)
 514         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_entry)
 515         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_label)
 516         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_entry)
 517         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_btn)
 518         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, case_checkbtn)
 519
 520         g_signal_connect(G_OBJECT(help_btn), "clicked",
 521                          G_CALLBACK(manual_open_with_anchor_cb),
 522                          MANUAL_ANCHOR_SEARCHING);
 523         g_signal_connect(G_OBJECT(clear_btn), "clicked",
 524                          G_CALLBACK(summary_search_clear), NULL);
 525         g_signal_connect(G_OBJECT(all_btn), "clicked",
 526                          G_CALLBACK(summary_search_all_clicked), NULL);
 527         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 528                          G_CALLBACK(summary_search_prev_clicked), NULL);
 529         g_signal_connect(G_OBJECT(next_btn), "clicked",
 530                          G_CALLBACK(summary_search_next_clicked), NULL);
 531         g_signal_connect_closure
 532                 (G_OBJECT(close_btn), "clicked",
 533                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 534              window, NULL), FALSE);
 535         g_signal_connect(G_OBJECT(stop_btn), "clicked",
 536                          G_CALLBACK(summary_search_stop_clicked), NULL);
 537
 538         search_window.window = window;
 539         search_window.bool_optmenu = bool_optmenu;
 540         search_window.from_label = from_label;
 541         search_window.from_entry = from_entry;
 542         search_window.to_label = to_label;
 543         search_window.to_entry = to_entry;
 544         search_window.subject_label = subject_label;
 545         search_window.subject_entry = subject_entry;
 546         search_window.body_label = body_label;
 547         search_window.body_entry = body_entry;
 548         search_window.adv_condition_label = adv_condition_label;
 549         search_window.adv_condition_entry = adv_condition_entry;
 550         search_window.adv_condition_btn = adv_condition_btn;
 551         search_window.case_checkbtn = case_checkbtn;
 552         search_window.adv_search_checkbtn = adv_search_checkbtn;
 553         search_window.clear_btn = clear_btn;
 554         search_window.help_btn = help_btn;
 555         search_window.all_btn = all_btn;
 556         search_window.prev_btn = prev_btn;
 557         search_window.next_btn = next_btn;
 558         search_window.close_btn = close_btn;
 559         search_window.stop_btn = stop_btn;
 560         search_window.advsearch = NULL;
 561         search_window.matcher_is_outdated = TRUE;
 562         search_window.search_in_progress = FALSE;
 563         search_window.matched_msgnums = NULL;
 564         search_window.is_searching = is_searching;
 565 }
 566
 567 static gboolean summary_search_verify_match(MsgInfo *msg)
 568 {
 569         gpointer msgnum = GUINT_TO_POINTER(msg->msgnum);
 570
 571         if (g_hash_table_lookup(search_window.matched_msgnums, msgnum) != NULL)
 572                 return TRUE;
 573         else
 574                 return FALSE;
 575 }
 576
 577 static gboolean summary_search_progress_cb(gpointer data, guint at, guint matched, guint total)
 578 {
 579         if (!search_window.is_searching) {
 580                 search_window.matcher_is_outdated = TRUE;
 581                 return FALSE;
 582         }
 583
 584         return summaryview_search_root_progress(search_window.summaryview, at, matched, total);
 585 }
 586
 587 static gboolean summary_search_prepare_matcher()
 588 {
 589         gboolean adv_search;
 590         gboolean bool_and = FALSE;
 591         gboolean case_sens = FALSE;
 592         gchar *matcher_str;
 593         gint match_type;
 594         gchar *from_str = NULL, *to_str = NULL, *subject_str = NULL;
 595         gchar *body_str = NULL;
 596         GSList *matchers = NULL;
 597
 598         if (!search_window.matcher_is_outdated)
 599                 return TRUE;
 600
 601         if (search_window.advsearch == NULL) {
 602                 search_window.advsearch = advsearch_new();
 603                 advsearch_set_on_error_cb(search_window.advsearch, NULL, NULL); /* TODO */
 604                 advsearch_set_on_progress_cb(search_window.advsearch,
 605                         summary_search_progress_cb, NULL);
 606         }
 607
 608         adv_search = gtk_toggle_button_get_active
 609                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn));
 610
 611         if (adv_search) {
 612                 matcher_str = add_history_get(search_window.adv_condition_entry, &prefs_common.summary_search_adv_condition_history);
 613         } else {
 614                 MatcherList *matcher_list;
 615                 bool_and = combobox_get_active_data(GTK_COMBO_BOX(search_window.bool_optmenu));
 616                 case_sens = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 617
 618                 from_str    = add_history_get(search_window.from_entry, &prefs_common.summary_search_from_history);
 619                 to_str      = add_history_get(search_window.to_entry, &prefs_common.summary_search_to_history);
 620                 subject_str = add_history_get(search_window.subject_entry, &prefs_common.summary_search_subject_history);
 621                 body_str    = add_history_get(search_window.body_entry, &prefs_common.summary_search_body_history);
 622
 623                 if (!from_str && !to_str && !subject_str && !body_str) {
 624                         /* TODO: warn if no search criteria? (or make buttons enabled only when
 625                          * at least one search criteria has been set */
 626                         return FALSE;
 627                 }
 628
 629                 match_type = case_sens ? MATCHTYPE_MATCH : MATCHTYPE_MATCHCASE;
 630
 631                 if (from_str) {
 632                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_FROM, NULL, match_type, from_str, 0);
 633                         matchers = g_slist_append(matchers, prop);
 634                 }
 635                 if (to_str) {
 636                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_TO, NULL, match_type, to_str, 0);
 637                         matchers = g_slist_append(matchers, prop);
 638                 }
 639                 if (subject_str) {
 640                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_SUBJECT, NULL, match_type, subject_str, 0);
 641                         matchers = g_slist_append(matchers, prop);
 642                 }
 643                 if (body_str) {
 644                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_BODY_PART, NULL, match_type, body_str, 0);
 645                         matchers = g_slist_append(matchers, prop);
 646                 }
 647                 g_free(from_str);
 648                 g_free(to_str);
 649                 g_free(subject_str);
 650                 g_free(body_str);
 651
 652                 matcher_list = matcherlist_new(matchers, bool_and);
 653                 if (!matcher_list)
 654                         return FALSE;
 655
 656                 matcher_str = matcherlist_to_string(matcher_list);
 657                 matcherlist_free(matcher_list);
 658         }
 659         if (!matcher_str)
 660                 return FALSE;
 661
 662         advsearch_set(search_window.advsearch, ADVANCED_SEARCH_EXTENDED,
 663                       matcher_str);
 664
 665         debug_print("Advsearch set: %s\n", matcher_str);
 666         g_free(matcher_str);
 667
 668         if (!advsearch_has_proper_predicate(search_window.advsearch))
 669                 return FALSE;
 670
 671         search_window.matcher_is_outdated = FALSE;
 672
 673         return TRUE;
 674 }
 675
 676 static gboolean summary_search_prereduce_msg_list()
 677 {
 678         MsgInfoList *msglist = NULL;
 679         MsgNumberList *msgnums = NULL;
 680         MsgNumberList *cur;
 681         SummaryView *summaryview = search_window.summaryview;
 682         gboolean result;
 683         FolderItem *item = summaryview->folder_item;
 684         static GdkCursor *watch_cursor = NULL;
 685         if (!watch_cursor)
 686                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 687
 688         if (search_window.matcher_is_outdated && !summary_search_prepare_matcher())
 689                 return FALSE;
 690
 691         main_window_cursor_wait(mainwindow_get_mainwindow());
 692         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), watch_cursor);
 693         statusbar_print_all(_("Searching in %s... \n"),
 694                         item->path ? item->path : "(null)");
 695
 696         result = advsearch_search_msgs_in_folders(search_window.advsearch,
 697                         &msglist, item, FALSE);
 698         statusbar_pop_all();
 699         statusbar_progress_all(0, 0, 0);
 700         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), NULL);
 701         main_window_cursor_normal(mainwindow_get_mainwindow());
 702
 703         if (!result)
 704                 return FALSE;
 705
 706         msgnums = procmsg_get_number_list_for_msgs(msglist);
 707         procmsg_msg_list_free(msglist);
 708
 709         if (search_window.matched_msgnums == NULL)
 710                 search_window.matched_msgnums = g_hash_table_new(g_direct_hash, NULL);
 711
 712         g_hash_table_remove_all(search_window.matched_msgnums);
 713
 714         for (cur = msgnums; cur != NULL; cur = cur->next)
 715                 g_hash_table_insert(search_window.matched_msgnums, cur->data, GINT_TO_POINTER(1));
 716
 717         g_slist_free(msgnums);
 718
 719         return TRUE;
 720 }
 721
 722 static void summary_search_execute(gboolean backward, gboolean search_all)
 723 {
 724         SummaryView *summaryview = search_window.summaryview;
 725         GtkCMCTree *ctree = GTK_CMCTREE(summaryview->ctree);
 726         GtkCMCTreeNode *node;
 727         MsgInfo *msginfo;
 728         gboolean all_searched = FALSE;
 729         gboolean matched = FALSE;
 730         gint i = 0;
 731
 732         if (summary_is_locked(summaryview))
 733                 return;
 734
 735         summary_lock(summaryview);
 736
 737         search_window.is_searching = TRUE;
 738         main_window_cursor_wait(summaryview->mainwin);
 739         summary_show_stop_button();
 740
 741         if (search_window.matcher_is_outdated && !summary_search_prereduce_msg_list())
 742                 goto exit;
 743
 744         if (search_all) {
 745                 summary_freeze(summaryview);
 746                 summary_unselect_all(summaryview);
 747                 node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 748                 backward = FALSE;
 749         } else if (!summaryview->selected) {
 750                 /* no selection, search from from list start */
 751                 if (backward)
 752                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 753                 else
 754                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 755
 756                 if (!node) {
 757                         search_window.is_searching = FALSE;
 758                         summary_hide_stop_button();
 759                         main_window_cursor_normal(summaryview->mainwin);
 760                         summary_unlock(summaryview);
 761                         return;
 762                 }
 763         } else {
 764                 /* search from current selection */
 765                 if (backward)
 766                         node = gtkut_ctree_node_prev(ctree, summaryview->selected);
 767                 else
 768                         node = gtkut_ctree_node_next(ctree, summaryview->selected);
 769         }
 770
 771         for (; search_window.is_searching; i++) {
 772                 if (!node) {
 773                         gchar *str;
 774                         AlertValue val;
 775
 776                         if (search_all)
 777                                 break;
 778
 779                         if (all_searched) {
 780                                 alertpanel_full(_("Search failed"),
 781                                                 _("Search string not found."),
 782                                                 GTK_STOCK_CLOSE, NULL, NULL, ALERTFOCUS_FIRST,
 783                                                 FALSE, NULL, ALERT_WARNING);
 784                                 break;
 785                         }
 786
 787                         if (backward)
 788                                 str = _("Beginning of list reached; continue from end?");
 789                         else
 790                                 str = _("End of list reached; continue from beginning?");
 791
 792                         val = alertpanel(_("Search finished"), str,
 793                                          GTK_STOCK_NO, GTK_STOCK_YES, NULL,
 794                                          ALERTFOCUS_SECOND);
 795                         if (G_ALERTALTERNATE == val) {
 796                                 if (backward) {
 797                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 798                                 } else {
 799                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 800                                 }
 801
 802                                 all_searched = TRUE;
 803
 804                                 manage_window_focus_in(search_window.window, NULL, NULL);
 805                         } else
 806                                 break;
 807                 }
 808
 809                 msginfo = gtk_cmctree_node_get_row_data(ctree, node);
 810
 811                 if (msginfo)
 812                         matched = summary_search_verify_match(msginfo);
 813                 else
 814                         matched = FALSE;
 815
 816                 if (matched) {
 817                         if (search_all) {
 818                                 gtk_cmctree_select(ctree, node);
 819                         } else {
 820                                 summary_unlock(summaryview);
 821                                 summary_select_node(summaryview, node,
 822                                                 OPEN_SELECTED_ON_SEARCH_RESULTS);
 823                                 summary_lock(summaryview);
 824                                 break;
 825                         }
 826                 }
 827
 828                 if (i % (search_window.is_fast ? 1000 : 100) == 0)
 829                         GTK_EVENTS_FLUSH();
 830
 831                 node = backward ? gtkut_ctree_node_prev(ctree, node)
 832                                 : gtkut_ctree_node_next(ctree, node);
 833         }
 834
 835 exit:
 836         search_window.is_searching = FALSE;
 837         summary_hide_stop_button();
 838         main_window_cursor_normal(summaryview->mainwin);
 839         if (search_all)
 840                 summary_thaw_with_status(summaryview);
 841         summary_unlock(summaryview);
 842 }
 843
 844 static void summary_search_clear(GtkButton *button, gpointer data)
 845 {
 846         if (gtk_toggle_button_get_active
 847                 (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 848                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), "");
 849         } else {
 850                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.from_entry)))), "");
 851                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.to_entry)))), "");
 852                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.subject_entry)))), "");
 853                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.body_entry)))), "");
 854         }
 855         /* stop searching */
 856         if (search_window.is_searching) {
 857                 search_window.is_searching = FALSE;
 858         }
 859         search_window.matcher_is_outdated = TRUE;
 860 }
 861
 862 static void summary_search_prev_clicked(GtkButton *button, gpointer data)
 863 {
 864         summary_search_execute(TRUE, FALSE);
 865 }
 866
 867 static void summary_search_next_clicked(GtkButton *button, gpointer data)
 868 {
 869         summary_search_execute(FALSE, FALSE);
 870 }
 871
 872 static void summary_search_all_clicked(GtkButton *button, gpointer data)
 873 {
 874         summary_search_execute(FALSE, TRUE);
 875 }
 876
 877 static void adv_condition_btn_done(MatcherList * matchers)
 878 {
 879         gchar *str;
 880
 881         cm_return_if_fail(
 882                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 883
 884         if (matchers == NULL) {
 885                 return;
 886         }
 887
 888         str = matcherlist_to_string(matchers);
 889         search_window.matcher_is_outdated = TRUE;
 890
 891         if (str != NULL) {
 892                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), str);
 893                 g_free(str);
 894         }
 895 }
 896
 897 static void summary_search_stop_clicked(GtkButton *button, gpointer data)
 898 {
 899         search_window.is_searching = FALSE;
 900 }
 901
 902 static void adv_condition_btn_clicked(GtkButton *button, gpointer data)
 903 {
 904         const gchar * cond_str;
 905         MatcherList * matchers = NULL;
 906
 907         cm_return_if_fail( search_window.window != NULL );
 908
 909         /* re-use the current search value if it's a condition expression,
 910            otherwise ignore it silently */
 911         cond_str = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(search_window.adv_condition_entry));
 912         if (cond_str && *cond_str != '\0') {
 913                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 914         }
 915
 916         prefs_matcher_open(matchers, adv_condition_btn_done);
 917
 918         if (matchers != NULL) {
 919                 matcherlist_free(matchers);
 920         }
 921 };
 922
 923 static void optmenu_changed(GtkComboBox *widget, gpointer user_data)
 924 {
 925         search_window.matcher_is_outdated = TRUE;
 926 }
 927
 928 static void from_changed(void)
 929 {
 930         if (!search_window.from_entry_has_focus)
 931                 gtk_widget_grab_focus(search_window.from_entry);
 932         search_window.matcher_is_outdated = TRUE;
 933 }
 934
 935 static void to_changed(void)
 936 {
 937         if (!search_window.to_entry_has_focus)
 938                 gtk_widget_grab_focus(search_window.to_entry);
 939         search_window.matcher_is_outdated = TRUE;
 940 }
 941
 942 static void subject_changed(void)
 943 {
 944         if (!search_window.subject_entry_has_focus)
 945                 gtk_widget_grab_focus(search_window.subject_entry);
 946         search_window.matcher_is_outdated = TRUE;
 947 }
 948
 949 static void body_changed(void)
 950 {
 951         if (!search_window.body_entry_has_focus)
 952                 gtk_widget_grab_focus(search_window.body_entry);
 953         search_window.matcher_is_outdated = TRUE;
 954 }
 955
 956 static void adv_condition_changed(void)
 957 {
 958         if (!search_window.adv_condition_entry_has_focus)
 959                 gtk_widget_grab_focus(search_window.adv_condition_entry);
 960         search_window.matcher_is_outdated = TRUE;
 961 }
 962
 963 static void case_changed(GtkToggleButton *togglebutton, gpointer user_data)
 964 {
 965         search_window.matcher_is_outdated = TRUE;
 966 }
 967
 968 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 969                                   gpointer data)
 970 {
 971         search_window.from_entry_has_focus = TRUE;
 972         return FALSE;
 973 }
 974
 975 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 976                                   gpointer data)
 977 {
 978         search_window.from_entry_has_focus = FALSE;
 979         return FALSE;
 980 }
 981
 982 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 983                                   gpointer data)
 984 {
 985         search_window.to_entry_has_focus = TRUE;
 986         return FALSE;
 987 }
 988
 989 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 990                                   gpointer data)
 991 {
 992         search_window.to_entry_has_focus = FALSE;
 993         return FALSE;
 994 }
 995
 996 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 997                                   gpointer data)
 998 {
 999         search_window.subject_entry_has_focus = TRUE;
1000         return FALSE;
1001 }
1002
1003 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1004                                   gpointer data)
1005 {
1006         search_window.subject_entry_has_focus = FALSE;
1007         return FALSE;
1008 }
1009
1010 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1011                                   gpointer data)
1012 {
1013         search_window.body_entry_has_focus = TRUE;
1014         return FALSE;
1015 }
1016
1017 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1018                                   gpointer data)
1019 {
1020         search_window.body_entry_has_focus = FALSE;
1021         return FALSE;
1022 }
1023
1024 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1025                                   gpointer data)
1026 {
1027         search_window.adv_condition_entry_has_focus = TRUE;
1028         return FALSE;
1029 }
1030
1031 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1032                                   gpointer data)
1033 {
1034         search_window.adv_condition_entry_has_focus = FALSE;
1035         return FALSE;
1036 }
1037
1038 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1039                             gpointer data)
1040 {
1041         if (event && (event->keyval == GDK_KEY_Escape)) {
1042                 /* ESC key will:
1043                         - stop a running search
1044                         - close the search window if no search is running
1045                 */
1046                 if (!search_window.is_searching) {
1047                         gtk_widget_hide(search_window.window);
1048                 } else {
1049                         search_window.is_searching = FALSE;
1050                 }
1051         }
1052
1053         if (event && (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter)) {
1054                 if (!search_window.is_searching) {
1055                         summary_search_execute(FALSE, FALSE);
1056                 }
1057         }
1058
1059         if (event && (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_Up)) {
1060                 if (search_window.from_entry_has_focus) {
1061                         combobox_set_value_from_arrow_key(
1062                                         GTK_COMBO_BOX(search_window.from_entry),
1063                                         event->keyval);
1064                         return TRUE;
1065                 }
1066                 if (search_window.to_entry_has_focus) {
1067                         combobox_set_value_from_arrow_key(
1068                                         GTK_COMBO_BOX(search_window.to_entry),
1069                                         event->keyval);
1070                         return TRUE;
1071                 }
1072                 if (search_window.subject_entry_has_focus) {
1073                         combobox_set_value_from_arrow_key(
1074                                         GTK_COMBO_BOX(search_window.subject_entry),
1075                                         event->keyval);
1076                         return TRUE;
1077                 }
1078                 if (search_window.body_entry_has_focus) {
1079                         combobox_set_value_from_arrow_key(
1080                                         GTK_COMBO_BOX(search_window.body_entry),
1081                                         event->keyval);
1082                         return TRUE;
1083                 }
1084                 if (search_window.adv_condition_entry_has_focus) {
1085                         combobox_set_value_from_arrow_key(
1086                                         GTK_COMBO_BOX(search_window.adv_condition_entry),
1087                                         event->keyval);
1088                         return TRUE;
1089                 }
1090         }
1091
1092         return FALSE;
1093 }