src/summary_search.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2013 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #include "claws-features.h"
  23 #endif
  24
  25 #include "defs.h"
  26
  27 #include <glib.h>
  28 #include <glib/gi18n.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <gtk/gtk.h>
  31 #if !GTK_CHECK_VERSION(3, 0, 0)
  32 #include "gtk/gtksctree.h"
  33 #endif
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37
  38 #include "main.h"
  39 #include "summary_search.h"
  40 #include "summaryview.h"
  41 #include "messageview.h"
  42 #include "mainwindow.h"
  43 #include "menu.h"
  44 #include "utils.h"
  45 #include "gtkutils.h"
  46 #include "combobox.h"
  47 #include "prefs_gtk.h"
  48 #include "manage_window.h"
  49 #include "alertpanel.h"
  50 #include "advsearch.h"
  51 #include "matcher.h"
  52 #include "matcher_parser.h"
  53 #include "prefs_matcher.h"
  54 #include "manual.h"
  55 #include "prefs_common.h"
  56 #include "statusbar.h"
  57
  58 static struct SummarySearchWindow {
  59         GtkWidget *window;
  60
  61         GtkWidget *bool_optmenu;
  62
  63         GtkWidget *from_label;
  64         GtkWidget *from_entry;
  65         GtkWidget *to_label;
  66         GtkWidget *to_entry;
  67         GtkWidget *subject_label;
  68         GtkWidget *subject_entry;
  69         GtkWidget *body_label;
  70         GtkWidget *body_entry;
  71
  72         GtkWidget *adv_condition_label;
  73         GtkWidget *adv_condition_entry;
  74         GtkWidget *adv_condition_btn;
  75         GtkWidget *adv_search_checkbtn;
  76
  77         GtkWidget *case_checkbtn;
  78
  79         GtkWidget *clear_btn;
  80         GtkWidget *help_btn;
  81         GtkWidget *all_btn;
  82         GtkWidget *prev_btn;
  83         GtkWidget *next_btn;
  84         GtkWidget *close_btn;
  85         GtkWidget *stop_btn;
  86
  87         SummaryView *summaryview;
  88
  89         AdvancedSearch  *advsearch;
  90         gboolean        is_fast;
  91         gboolean        matcher_is_outdated;
  92         gboolean        search_in_progress;
  93         GHashTable      *matched_msgnums;
  94
  95         gboolean is_searching;
  96         gboolean from_entry_has_focus;
  97         gboolean to_entry_has_focus;
  98         gboolean subject_entry_has_focus;
  99         gboolean body_entry_has_focus;
 100         gboolean adv_condition_entry_has_focus;
 101 } search_window;
 102
 103 static gchar* add_history_get(GtkWidget *from, GList **history);
 104
 105 static void summary_search_create       (void);
 106
 107 static gboolean summary_search_verify_match             (MsgInfo *msg);
 108 static gboolean summary_search_prepare_matcher          ();
 109 static gboolean summary_search_prereduce_msg_list       ();
 110
 111 static void summary_search_execute      (gboolean        backward,
 112                                          gboolean        search_all);
 113
 114 static void summary_search_clear        (GtkButton      *button,
 115                                          gpointer        data);
 116 static void summary_search_prev_clicked (GtkButton      *button,
 117                                          gpointer        data);
 118 static void summary_search_next_clicked (GtkButton      *button,
 119                                          gpointer        data);
 120 static void summary_search_all_clicked  (GtkButton      *button,
 121                                          gpointer        data);
 122 static void summary_search_stop_clicked (GtkButton      *button,
 123                                          gpointer        data);
 124 static void adv_condition_btn_clicked   (GtkButton      *button,
 125                                          gpointer        data);
 126
 127 static void optmenu_changed                     (GtkComboBox *widget, gpointer user_data);
 128 static void from_changed                        (void);
 129 static void to_changed                          (void);
 130 static void subject_changed                     (void);
 131 static void body_changed                        (void);
 132 static void adv_condition_changed       (void);
 133 static void case_changed                        (GtkToggleButton *togglebutton, gpointer user_data);
 134 static void adv_search_changed          (GtkToggleButton *togglebutton, gpointer user_data);
 135
 136 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 137                                   gpointer data);
 138 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 139                                   gpointer data);
 140 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 141                                   gpointer data);
 142 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 143                                   gpointer data);
 144 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 145                                   gpointer data);
 146 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 147                                   gpointer data);
 148 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 149                                   gpointer data);
 150 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 151                                   gpointer data);
 152 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 153                                   gpointer data);
 154 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 155                                   gpointer data);
 156 static gboolean key_pressed             (GtkWidget      *widget,
 157                                          GdkEventKey    *event,
 158                                          gpointer        data);
 159
 160 #define GTK_BUTTON_SET_SENSITIVE(widget,sensitive) {                                    \
 161         gtk_widget_set_sensitive(widget, sensitive);                                    \
 162 }
 163
 164 static gchar* add_history_get(GtkWidget *from, GList **history)
 165 {
 166         gchar *result;
 167
 168 #if !GTK_CHECK_VERSION(2, 24, 0)
 169         result = gtk_combo_box_get_active_text(GTK_COMBO_BOX(from));
 170 #else
 171         result = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(from));
 172 #endif
 173         if (!result)
 174                 result = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(from))), 0, -1);
 175
 176         if (result && result[0] != '\0') {
 177                 /* add to history */
 178 #if !GTK_CHECK_VERSION(2, 24, 0)
 179                 combobox_unset_popdown_strings(GTK_COMBO_BOX(from));
 180 #else
 181                 combobox_unset_popdown_strings(GTK_COMBO_BOX_TEXT(from));
 182 #endif
 183                 *history = add_history(*history, result);
 184 #if !GTK_CHECK_VERSION(2, 24, 0)
 185                 combobox_set_popdown_strings(GTK_COMBO_BOX(from), *history);
 186 #else
 187                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from), *history);
 188 #endif
 189
 190                 return result;
 191         } else {
 192                 g_free(result);
 193                 return NULL;
 194         }
 195 }
 196
 197 void summary_search(SummaryView *summaryview)
 198 {
 199         if (!search_window.window) {
 200                 summary_search_create();
 201         } else {
 202                 gtk_widget_hide(search_window.window);
 203         }
 204
 205         search_window.summaryview = summaryview;
 206
 207         gtk_widget_grab_focus(search_window.next_btn);
 208         gtk_widget_grab_focus(search_window.subject_entry);
 209         gtk_widget_show(search_window.window);
 210 }
 211
 212 static void summary_show_stop_button(void)
 213 {
 214         gtk_widget_hide(search_window.close_btn);
 215         gtk_widget_show(search_window.stop_btn);
 216         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, FALSE)
 217         GTK_BUTTON_SET_SENSITIVE(search_window.all_btn, FALSE)
 218         GTK_BUTTON_SET_SENSITIVE(search_window.prev_btn, FALSE)
 219         GTK_BUTTON_SET_SENSITIVE(search_window.next_btn, FALSE)
 220         gtk_widget_set_sensitive(search_window.adv_condition_label, FALSE);
 221         gtk_widget_set_sensitive(search_window.adv_condition_entry, FALSE);
 222         gtk_widget_set_sensitive(search_window.adv_condition_btn, FALSE);
 223         gtk_widget_set_sensitive(search_window.to_label, FALSE);
 224         gtk_widget_set_sensitive(search_window.to_entry, FALSE);
 225         gtk_widget_set_sensitive(search_window.from_label, FALSE);
 226         gtk_widget_set_sensitive(search_window.from_entry, FALSE);
 227         gtk_widget_set_sensitive(search_window.subject_label, FALSE);
 228         gtk_widget_set_sensitive(search_window.subject_entry, FALSE);
 229         gtk_widget_set_sensitive(search_window.body_label, FALSE);
 230         gtk_widget_set_sensitive(search_window.body_entry, FALSE);
 231         gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 232         gtk_widget_set_sensitive(search_window.clear_btn, FALSE);
 233         gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 234         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, FALSE);
 235 }
 236
 237 static void summary_hide_stop_button(void)
 238 {
 239         GTK_BUTTON_SET_SENSITIVE(search_window.clear_btn, TRUE)
 240         gtk_widget_hide(search_window.stop_btn);
 241         gtk_widget_show(search_window.close_btn);
 242         if (gtk_toggle_button_get_active
 243                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 244                 gtk_widget_set_sensitive(search_window.adv_condition_label, TRUE);
 245                 gtk_widget_set_sensitive(search_window.adv_condition_entry, TRUE);
 246                 gtk_widget_set_sensitive(search_window.adv_condition_btn, TRUE);
 247                 gtk_widget_set_sensitive(search_window.case_checkbtn, FALSE);
 248                 gtk_widget_set_sensitive(search_window.bool_optmenu, FALSE);
 249         } else {
 250                 gtk_widget_set_sensitive(search_window.to_label, TRUE);
 251                 gtk_widget_set_sensitive(search_window.to_entry, TRUE);
 252                 gtk_widget_set_sensitive(search_window.from_label, TRUE);
 253                 gtk_widget_set_sensitive(search_window.from_entry, TRUE);
 254                 gtk_widget_set_sensitive(search_window.subject_label, TRUE);
 255                 gtk_widget_set_sensitive(search_window.subject_entry, TRUE);
 256                 gtk_widget_set_sensitive(search_window.body_label, TRUE);
 257                 gtk_widget_set_sensitive(search_window.body_entry, TRUE);
 258                 gtk_widget_set_sensitive(search_window.case_checkbtn, TRUE);
 259                 gtk_widget_set_sensitive(search_window.bool_optmenu, TRUE);
 260         }
 261         gtk_widget_set_sensitive(search_window.clear_btn, TRUE);
 262         gtk_widget_set_sensitive(search_window.all_btn, TRUE);
 263         gtk_widget_set_sensitive(search_window.prev_btn, TRUE);
 264         gtk_widget_set_sensitive(search_window.next_btn, TRUE);
 265         gtk_widget_set_sensitive(search_window.adv_search_checkbtn, TRUE);
 266 }
 267
 268 static void summary_search_create(void)
 269 {
 270         GtkWidget *window;
 271         GtkWidget *vbox1;
 272         GtkWidget *bool_hbox;
 273         GtkWidget *bool_optmenu;
 274         GtkListStore *menu;
 275         GtkTreeIter iter;
 276         GtkWidget *clear_btn;
 277
 278         GtkWidget *table1;
 279         GtkWidget *from_label;
 280         GtkWidget *from_entry;
 281         GtkWidget *to_label;
 282         GtkWidget *to_entry;
 283         GtkWidget *subject_label;
 284         GtkWidget *subject_entry;
 285         GtkWidget *body_label;
 286         GtkWidget *body_entry;
 287         GtkWidget *adv_condition_label;
 288         GtkWidget *adv_condition_entry;
 289         GtkWidget *adv_condition_btn;
 290
 291         GtkWidget *checkbtn_hbox;
 292         GtkWidget *adv_search_checkbtn;
 293         GtkWidget *case_checkbtn;
 294
 295         GtkWidget *confirm_area;
 296         GtkWidget *help_btn;
 297         GtkWidget *all_btn;
 298         GtkWidget *prev_btn;
 299         GtkWidget *next_btn;
 300         GtkWidget *close_btn;
 301         GtkWidget *stop_btn;
 302         gboolean is_searching = FALSE;
 303
 304         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "summary_search");
 305         gtk_window_set_title(GTK_WINDOW (window), _("Search messages"));
 306         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 307         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 308         g_signal_connect(G_OBJECT(window), "delete_event",
 309                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 310         g_signal_connect(G_OBJECT(window), "key_press_event",
 311                          G_CALLBACK(key_pressed), NULL);
 312         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 313
 314         vbox1 = gtk_vbox_new (FALSE, 0);
 315         gtk_widget_show (vbox1);
 316         gtk_container_add (GTK_CONTAINER (window), vbox1);
 317
 318         bool_hbox = gtk_hbox_new(FALSE, 4);
 319         gtk_widget_show(bool_hbox);
 320         gtk_box_pack_start(GTK_BOX(vbox1), bool_hbox, FALSE, FALSE, 0);
 321
 322         bool_optmenu = gtkut_sc_combobox_create(NULL, FALSE);
 323         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(bool_optmenu)));
 324         gtk_widget_show(bool_optmenu);
 325         gtk_box_pack_start(GTK_BOX(bool_hbox), bool_optmenu, FALSE, FALSE, 0);
 326
 327         COMBOBOX_ADD(menu, _("Match any of the following"), 0);
 328         gtk_combo_box_set_active_iter(GTK_COMBO_BOX(bool_optmenu), &iter);
 329         COMBOBOX_ADD(menu, _("Match all of the following"), 1);
 330         g_signal_connect(G_OBJECT(bool_optmenu), "changed",
 331                          G_CALLBACK(optmenu_changed), NULL);
 332
 333         clear_btn = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 334         gtk_widget_show(clear_btn);
 335         gtk_box_pack_end(GTK_BOX(bool_hbox), clear_btn, FALSE, FALSE, 0);
 336
 337         table1 = gtk_table_new (5, 3, FALSE);
 338         gtk_widget_show (table1);
 339         gtk_box_pack_start (GTK_BOX (vbox1), table1, TRUE, TRUE, 0);
 340         gtk_container_set_border_width (GTK_CONTAINER (table1), 4);
 341         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 342         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 343
 344 #if !GTK_CHECK_VERSION(2, 24, 0)
 345         from_entry = gtk_combo_box_entry_new_text ();
 346 #else
 347         from_entry = gtk_combo_box_text_new_with_entry ();
 348 #endif
 349         gtk_combo_box_set_active(GTK_COMBO_BOX(from_entry), -1);
 350         if (prefs_common.summary_search_from_history)
 351 #if !GTK_CHECK_VERSION(2, 24, 0)
 352                 combobox_set_popdown_strings(GTK_COMBO_BOX(from_entry),
 353                                 prefs_common.summary_search_from_history);
 354 #else
 355                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(from_entry),
 356                                 prefs_common.summary_search_from_history);
 357 #endif
 358         gtk_widget_show (from_entry);
 359         gtk_table_attach (GTK_TABLE (table1), from_entry, 1, 3, 0, 1,
 360                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 361         g_signal_connect(G_OBJECT(from_entry), "changed",
 362                          G_CALLBACK(from_changed), NULL);
 363         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 364                          "focus_in_event", G_CALLBACK(from_entry_focus_evt_in), NULL);
 365         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((from_entry)))),
 366                          "focus_out_event", G_CALLBACK(from_entry_focus_evt_out), NULL);
 367
 368 #if !GTK_CHECK_VERSION(2, 24, 0)
 369         to_entry = gtk_combo_box_entry_new_text ();
 370 #else
 371         to_entry = gtk_combo_box_text_new_with_entry ();
 372 #endif
 373         gtk_combo_box_set_active(GTK_COMBO_BOX(to_entry), -1);
 374         if (prefs_common.summary_search_to_history)
 375 #if !GTK_CHECK_VERSION(2, 24, 0)
 376                 combobox_set_popdown_strings(GTK_COMBO_BOX(to_entry),
 377                                 prefs_common.summary_search_to_history);
 378 #else
 379                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(to_entry),
 380                                 prefs_common.summary_search_to_history);
 381 #endif
 382         gtk_widget_show (to_entry);
 383         gtk_table_attach (GTK_TABLE (table1), to_entry, 1, 3, 1, 2,
 384                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 385         g_signal_connect(G_OBJECT(to_entry), "changed",
 386                          G_CALLBACK(to_changed), NULL);
 387         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 388                          "focus_in_event", G_CALLBACK(to_entry_focus_evt_in), NULL);
 389         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((to_entry)))),
 390                          "focus_out_event", G_CALLBACK(to_entry_focus_evt_out), NULL);
 391
 392 #if !GTK_CHECK_VERSION(2, 24, 0)
 393         subject_entry = gtk_combo_box_entry_new_text ();
 394 #else
 395         subject_entry = gtk_combo_box_text_new_with_entry ();
 396 #endif
 397         gtk_combo_box_set_active(GTK_COMBO_BOX(subject_entry), -1);
 398         if (prefs_common.summary_search_subject_history)
 399 #if !GTK_CHECK_VERSION(2, 24, 0)
 400                 combobox_set_popdown_strings(GTK_COMBO_BOX(subject_entry),
 401                                 prefs_common.summary_search_subject_history);
 402 #else
 403                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(subject_entry),
 404                                 prefs_common.summary_search_subject_history);
 405 #endif
 406         gtk_widget_show (subject_entry);
 407         gtk_table_attach (GTK_TABLE (table1), subject_entry, 1, 3, 2, 3,
 408                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 409         g_signal_connect(G_OBJECT(subject_entry), "changed",
 410                          G_CALLBACK(subject_changed), NULL);
 411         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 412                          "focus_in_event", G_CALLBACK(subject_entry_focus_evt_in), NULL);
 413         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((subject_entry)))),
 414                          "focus_out_event", G_CALLBACK(subject_entry_focus_evt_out), NULL);
 415
 416 #if !GTK_CHECK_VERSION(2, 24, 0)
 417         body_entry = gtk_combo_box_entry_new_text ();
 418 #else
 419         body_entry = gtk_combo_box_text_new_with_entry ();
 420 #endif
 421         gtk_combo_box_set_active(GTK_COMBO_BOX(body_entry), -1);
 422         if (prefs_common.summary_search_body_history)
 423 #if !GTK_CHECK_VERSION(2, 24, 0)
 424                 combobox_set_popdown_strings(GTK_COMBO_BOX(body_entry),
 425                                 prefs_common.summary_search_body_history);
 426 #else
 427                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(body_entry),
 428                                 prefs_common.summary_search_body_history);
 429 #endif
 430         gtk_widget_show (body_entry);
 431         gtk_table_attach (GTK_TABLE (table1), body_entry, 1, 3, 3, 4,
 432                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 433         g_signal_connect(G_OBJECT(body_entry), "changed",
 434                          G_CALLBACK(body_changed), NULL);
 435         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 436                          "focus_in_event", G_CALLBACK(body_entry_focus_evt_in), NULL);
 437         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
 438                          "focus_out_event", G_CALLBACK(body_entry_focus_evt_out), NULL);
 439
 440 #if !GTK_CHECK_VERSION(2, 24, 0)
 441         adv_condition_entry = gtk_combo_box_entry_new_text ();
 442 #else
 443         adv_condition_entry = gtk_combo_box_text_new_with_entry ();
 444 #endif
 445         gtk_combo_box_set_active(GTK_COMBO_BOX(adv_condition_entry), -1);
 446         if (prefs_common.summary_search_adv_condition_history)
 447 #if !GTK_CHECK_VERSION(2, 24, 0)
 448                 combobox_set_popdown_strings(GTK_COMBO_BOX(adv_condition_entry),
 449                                 prefs_common.summary_search_adv_condition_history);
 450 #else
 451                 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(adv_condition_entry),
 452                                 prefs_common.summary_search_adv_condition_history);
 453 #endif
 454         gtk_widget_show (adv_condition_entry);
 455         gtk_table_attach (GTK_TABLE (table1), adv_condition_entry, 1, 2, 4, 5,
 456                           GTK_EXPAND|GTK_FILL, 0, 0, 0);
 457         g_signal_connect(G_OBJECT(adv_condition_entry), "changed",
 458                          G_CALLBACK(adv_condition_changed), NULL);
 459         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 460                          "focus_in_event", G_CALLBACK(adv_condition_entry_focus_evt_in), NULL);
 461         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((adv_condition_entry)))),
 462                          "focus_out_event", G_CALLBACK(adv_condition_entry_focus_evt_out), NULL);
 463
 464         adv_condition_btn = gtk_button_new_with_label(" ... ");
 465         gtk_widget_show (adv_condition_btn);
 466         gtk_table_attach (GTK_TABLE (table1), adv_condition_btn, 2, 3, 4, 5,
 467                           GTK_FILL, 0, 0, 0);
 468         g_signal_connect(G_OBJECT (adv_condition_btn), "clicked",
 469                          G_CALLBACK(adv_condition_btn_clicked), search_window.window);
 470
 471         CLAWS_SET_TIP(adv_condition_btn,
 472                              _("Edit search criteria"));
 473
 474         from_label = gtk_label_new (_("From:"));
 475         gtk_widget_show (from_label);
 476         gtk_table_attach (GTK_TABLE (table1), from_label, 0, 1, 0, 1,
 477                           GTK_FILL, 0, 0, 0);
 478         gtk_label_set_justify (GTK_LABEL (from_label), GTK_JUSTIFY_RIGHT);
 479         gtk_misc_set_alignment (GTK_MISC (from_label), 1, 0.5);
 480
 481         to_label = gtk_label_new (_("To:"));
 482         gtk_widget_show (to_label);
 483         gtk_table_attach (GTK_TABLE (table1), to_label, 0, 1, 1, 2,
 484                           GTK_FILL, 0, 0, 0);
 485         gtk_label_set_justify (GTK_LABEL (to_label), GTK_JUSTIFY_RIGHT);
 486         gtk_misc_set_alignment (GTK_MISC (to_label), 1, 0.5);
 487
 488         subject_label = gtk_label_new (_("Subject:"));
 489         gtk_widget_show (subject_label);
 490         gtk_table_attach (GTK_TABLE (table1), subject_label, 0, 1, 2, 3,
 491                           GTK_FILL, 0, 0, 0);
 492         gtk_label_set_justify (GTK_LABEL (subject_label), GTK_JUSTIFY_RIGHT);
 493         gtk_misc_set_alignment (GTK_MISC (subject_label), 1, 0.5);
 494
 495         body_label = gtk_label_new (_("Body:"));
 496         gtk_widget_show (body_label);
 497         gtk_table_attach (GTK_TABLE (table1), body_label, 0, 1, 3, 4,
 498                           GTK_FILL, 0, 0, 0);
 499         gtk_label_set_justify (GTK_LABEL (body_label), GTK_JUSTIFY_RIGHT);
 500         gtk_misc_set_alignment (GTK_MISC (body_label), 1, 0.5);
 501
 502         adv_condition_label = gtk_label_new (_("Condition:"));
 503         gtk_widget_show (adv_condition_label);
 504         gtk_table_attach (GTK_TABLE (table1), adv_condition_label, 0, 1, 4, 5,
 505                           GTK_FILL, 0, 0, 0);
 506         gtk_label_set_justify (GTK_LABEL (adv_condition_label), GTK_JUSTIFY_RIGHT);
 507         gtk_misc_set_alignment (GTK_MISC (adv_condition_label), 1, 0.5);
 508
 509         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 510         gtk_widget_show (checkbtn_hbox);
 511         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 512         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 513
 514         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 515         gtk_widget_show (case_checkbtn);
 516         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 517                             FALSE, FALSE, 0);
 518         g_signal_connect(G_OBJECT(case_checkbtn), "changed",
 519                          G_CALLBACK(case_changed), NULL);
 520
 521         adv_search_checkbtn = gtk_check_button_new_with_label (_("Extended Search"));
 522         gtk_widget_show (adv_search_checkbtn);
 523         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), adv_search_checkbtn,
 524                             FALSE, FALSE, 0);
 525         g_signal_connect(G_OBJECT(adv_search_checkbtn), "changed",
 526                          G_CALLBACK(case_changed), NULL);
 527
 528         confirm_area = gtk_hbutton_box_new();
 529         gtk_widget_show (confirm_area);
 530         gtk_button_box_set_layout(GTK_BUTTON_BOX(confirm_area),
 531                                   GTK_BUTTONBOX_END);
 532         gtk_box_set_spacing(GTK_BOX(confirm_area), 5);
 533
 534         gtkut_stock_button_add_help(confirm_area, &help_btn);
 535
 536         all_btn = gtk_button_new_with_mnemonic(_("Find _all"));
 537         gtkut_widget_set_can_default(all_btn, TRUE);
 538         gtk_box_pack_start(GTK_BOX(confirm_area), all_btn, TRUE, TRUE, 0);
 539         gtk_widget_show(all_btn);
 540
 541         prev_btn = gtk_button_new_from_stock(GTK_STOCK_GO_BACK);
 542         gtkut_widget_set_can_default(prev_btn, TRUE);
 543         gtk_box_pack_start(GTK_BOX(confirm_area), prev_btn, TRUE, TRUE, 0);
 544         gtk_widget_show(prev_btn);
 545
 546         next_btn = gtk_button_new_from_stock(GTK_STOCK_GO_FORWARD);
 547         gtkut_widget_set_can_default(next_btn, TRUE);
 548         gtk_box_pack_start(GTK_BOX(confirm_area), next_btn, TRUE, TRUE, 0);
 549         gtk_widget_show(next_btn);
 550
 551         close_btn = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
 552         gtkut_widget_set_can_default(close_btn, TRUE);
 553         gtk_box_pack_start(GTK_BOX(confirm_area), close_btn, TRUE, TRUE, 0);
 554         gtk_widget_show(close_btn);
 555
 556         /* stop button hidden */
 557         stop_btn = gtk_button_new_from_stock(GTK_STOCK_STOP);
 558         gtkut_widget_set_can_default(stop_btn, TRUE);
 559         gtk_box_pack_start(GTK_BOX(confirm_area), stop_btn, TRUE, TRUE, 0);
 560
 561         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 562         gtk_widget_grab_default(next_btn);
 563
 564         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, bool_optmenu)
 565         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_label)
 566         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, from_entry)
 567         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_label)
 568         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, to_entry)
 569         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_label)
 570         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, subject_entry)
 571         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_label)
 572         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, body_entry)
 573         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_label)
 574         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_entry)
 575         SET_TOGGLE_SENSITIVITY(adv_search_checkbtn, adv_condition_btn)
 576         SET_TOGGLE_SENSITIVITY_REVERSE(adv_search_checkbtn, case_checkbtn)
 577
 578         g_signal_connect(G_OBJECT(help_btn), "clicked",
 579                          G_CALLBACK(manual_open_with_anchor_cb),
 580                          MANUAL_ANCHOR_SEARCHING);
 581         g_signal_connect(G_OBJECT(clear_btn), "clicked",
 582                          G_CALLBACK(summary_search_clear), NULL);
 583         g_signal_connect(G_OBJECT(all_btn), "clicked",
 584                          G_CALLBACK(summary_search_all_clicked), NULL);
 585         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 586                          G_CALLBACK(summary_search_prev_clicked), NULL);
 587         g_signal_connect(G_OBJECT(next_btn), "clicked",
 588                          G_CALLBACK(summary_search_next_clicked), NULL);
 589         g_signal_connect_closure
 590                 (G_OBJECT(close_btn), "clicked",
 591                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 592              window, NULL), FALSE);
 593         g_signal_connect(G_OBJECT(stop_btn), "clicked",
 594                          G_CALLBACK(summary_search_stop_clicked), NULL);
 595
 596         search_window.window = window;
 597         search_window.bool_optmenu = bool_optmenu;
 598         search_window.from_label = from_label;
 599         search_window.from_entry = from_entry;
 600         search_window.to_label = to_label;
 601         search_window.to_entry = to_entry;
 602         search_window.subject_label = subject_label;
 603         search_window.subject_entry = subject_entry;
 604         search_window.body_label = body_label;
 605         search_window.body_entry = body_entry;
 606         search_window.adv_condition_label = adv_condition_label;
 607         search_window.adv_condition_entry = adv_condition_entry;
 608         search_window.adv_condition_btn = adv_condition_btn;
 609         search_window.case_checkbtn = case_checkbtn;
 610         search_window.adv_search_checkbtn = adv_search_checkbtn;
 611         search_window.clear_btn = clear_btn;
 612         search_window.help_btn = help_btn;
 613         search_window.all_btn = all_btn;
 614         search_window.prev_btn = prev_btn;
 615         search_window.next_btn = next_btn;
 616         search_window.close_btn = close_btn;
 617         search_window.stop_btn = stop_btn;
 618         search_window.advsearch = NULL;
 619         search_window.matcher_is_outdated = TRUE;
 620         search_window.search_in_progress = FALSE;
 621         search_window.matched_msgnums = NULL;
 622         search_window.is_searching = is_searching;
 623 }
 624
 625 static gboolean summary_search_verify_match(MsgInfo *msg)
 626 {
 627         gpointer msgnum = GUINT_TO_POINTER(msg->msgnum);
 628
 629         if (g_hash_table_lookup(search_window.matched_msgnums, msgnum) != NULL)
 630                 return TRUE;
 631         else
 632                 return FALSE;
 633 }
 634
 635 static gboolean summary_search_progress_cb(gpointer data, guint at, guint matched, guint total)
 636 {
 637         if (!search_window.is_searching) {
 638                 search_window.matcher_is_outdated = TRUE;
 639                 return FALSE;
 640         }
 641
 642         return summaryview_search_root_progress(search_window.summaryview, at, matched, total);
 643 }
 644
 645 static gboolean summary_search_prepare_matcher()
 646 {
 647         gboolean adv_search;
 648         gboolean bool_and = FALSE;
 649         gboolean case_sens = FALSE;
 650         gchar *matcher_str;
 651         gint match_type;
 652         gchar *from_str = NULL, *to_str = NULL, *subject_str = NULL;
 653         gchar *body_str = NULL;
 654         GSList *matchers = NULL;
 655
 656         if (!search_window.matcher_is_outdated)
 657                 return TRUE;
 658
 659         if (search_window.advsearch == NULL) {
 660                 search_window.advsearch = advsearch_new();
 661                 advsearch_set_on_error_cb(search_window.advsearch, NULL, NULL); /* TODO */
 662                 advsearch_set_on_progress_cb(search_window.advsearch,
 663                         summary_search_progress_cb, NULL);
 664         }
 665
 666         adv_search = gtk_toggle_button_get_active
 667                         (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn));
 668
 669         if (adv_search) {
 670                 matcher_str = add_history_get(search_window.adv_condition_entry, &prefs_common.summary_search_adv_condition_history);
 671         } else {
 672                 MatcherList *matcher_list;
 673                 bool_and = combobox_get_active_data(GTK_COMBO_BOX(search_window.bool_optmenu));
 674                 case_sens = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 675
 676                 from_str    = add_history_get(search_window.from_entry, &prefs_common.summary_search_from_history);
 677                 to_str      = add_history_get(search_window.to_entry, &prefs_common.summary_search_to_history);
 678                 subject_str = add_history_get(search_window.subject_entry, &prefs_common.summary_search_subject_history);
 679                 body_str    = add_history_get(search_window.body_entry, &prefs_common.summary_search_body_history);
 680
 681                 if (!from_str && !to_str && !subject_str && !body_str) {
 682                         /* TODO: warn if no search criteria? (or make buttons enabled only when
 683                          * at least one search criteria has been set */
 684                         return FALSE;
 685                 }
 686
 687                 match_type = case_sens ? MATCHTYPE_MATCH : MATCHTYPE_MATCHCASE;
 688
 689                 if (from_str) {
 690                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_FROM, NULL, match_type, from_str, 0);
 691                         matchers = g_slist_append(matchers, prop);
 692                 }
 693                 if (to_str) {
 694                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_TO, NULL, match_type, to_str, 0);
 695                         matchers = g_slist_append(matchers, prop);
 696                 }
 697                 if (subject_str) {
 698                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_SUBJECT, NULL, match_type, subject_str, 0);
 699                         matchers = g_slist_append(matchers, prop);
 700                 }
 701                 if (body_str) {
 702                         MatcherProp *prop = matcherprop_new(MATCHCRITERIA_BODY_PART, NULL, match_type, body_str, 0);
 703                         matchers = g_slist_append(matchers, prop);
 704                 }
 705                 g_free(from_str);
 706                 g_free(to_str);
 707                 g_free(subject_str);
 708                 g_free(body_str);
 709
 710                 matcher_list = matcherlist_new(matchers, bool_and);
 711                 if (!matcher_list)
 712                         return FALSE;
 713
 714                 matcher_str = matcherlist_to_string(matcher_list);
 715                 matcherlist_free(matcher_list);
 716         }
 717         if (!matcher_str)
 718                 return FALSE;
 719
 720         advsearch_set(search_window.advsearch, ADVANCED_SEARCH_EXTENDED,
 721                       matcher_str);
 722
 723         debug_print("Advsearch set: %s\n", matcher_str);
 724         g_free(matcher_str);
 725
 726         if (!advsearch_has_proper_predicate(search_window.advsearch))
 727                 return FALSE;
 728
 729         search_window.matcher_is_outdated = FALSE;
 730
 731         return TRUE;
 732 }
 733
 734 static gboolean summary_search_prereduce_msg_list()
 735 {
 736         MsgInfoList *msglist = NULL;
 737         MsgNumberList *msgnums = NULL;
 738         MsgNumberList *cur;
 739         SummaryView *summaryview = search_window.summaryview;
 740         gboolean result;
 741         FolderItem *item = summaryview->folder_item;
 742         static GdkCursor *watch_cursor = NULL;
 743         if (!watch_cursor)
 744                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 745
 746         if (search_window.matcher_is_outdated && !summary_search_prepare_matcher())
 747                 return FALSE;
 748
 749         main_window_cursor_wait(mainwindow_get_mainwindow());
 750         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), watch_cursor);
 751         statusbar_print_all(_("Searching in %s... \n"),
 752                         item->path ? item->path : "(null)");
 753
 754         result = advsearch_search_msgs_in_folders(search_window.advsearch,
 755                         &msglist, item, FALSE);
 756         statusbar_pop_all();
 757         statusbar_progress_all(0, 0, 0);
 758         gdk_window_set_cursor(gtk_widget_get_window(search_window.window), NULL);
 759         main_window_cursor_normal(mainwindow_get_mainwindow());
 760
 761         if (!result)
 762                 return FALSE;
 763
 764         msgnums = procmsg_get_number_list_for_msgs(msglist);
 765         procmsg_msg_list_free(msglist);
 766
 767         if (search_window.matched_msgnums == NULL)
 768                 search_window.matched_msgnums = g_hash_table_new(g_direct_hash, NULL);
 769
 770         g_hash_table_remove_all(search_window.matched_msgnums);
 771
 772         for (cur = msgnums; cur != NULL; cur = cur->next)
 773                 g_hash_table_insert(search_window.matched_msgnums, cur->data, GINT_TO_POINTER(1));
 774
 775         g_slist_free(msgnums);
 776
 777         return TRUE;
 778 }
 779
 780 static void summary_search_execute(gboolean backward, gboolean search_all)
 781 {
 782         SummaryView *summaryview = search_window.summaryview;
 783         GtkCMCTree *ctree = GTK_CMCTREE(summaryview->ctree);
 784         GtkCMCTreeNode *node;
 785         MsgInfo *msginfo;
 786         gboolean all_searched = FALSE;
 787         gboolean matched = FALSE;
 788         gint i = 0;
 789
 790         if (summary_is_locked(summaryview))
 791                 return;
 792
 793         summary_lock(summaryview);
 794
 795         search_window.is_searching = TRUE;
 796         main_window_cursor_wait(summaryview->mainwin);
 797         summary_show_stop_button();
 798
 799         if (search_window.matcher_is_outdated && !summary_search_prereduce_msg_list())
 800                 goto exit;
 801
 802         if (search_all) {
 803                 summary_freeze(summaryview);
 804                 summary_unselect_all(summaryview);
 805                 node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 806                 backward = FALSE;
 807         } else if (!summaryview->selected) {
 808                 /* no selection, search from from list start */
 809                 if (backward)
 810                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 811                 else
 812                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 813
 814                 if (!node) {
 815                         search_window.is_searching = FALSE;
 816                         summary_hide_stop_button();
 817                         main_window_cursor_normal(summaryview->mainwin);
 818                         summary_unlock(summaryview);
 819                         return;
 820                 }
 821         } else {
 822                 /* search from current selection */
 823                 if (backward)
 824                         node = gtkut_ctree_node_prev(ctree, summaryview->selected);
 825                 else
 826                         node = gtkut_ctree_node_next(ctree, summaryview->selected);
 827         }
 828
 829         for (; search_window.is_searching; i++) {
 830                 if (!node) {
 831                         gchar *str;
 832                         AlertValue val;
 833
 834                         if (search_all)
 835                                 break;
 836
 837                         if (all_searched) {
 838                                 alertpanel_full(_("Search failed"),
 839                                                 _("Search string not found."),
 840                                                 GTK_STOCK_CLOSE, NULL, NULL, FALSE,
 841                                                 NULL, ALERT_WARNING, G_ALERTDEFAULT);
 842                                 break;
 843                         }
 844
 845                         if (backward)
 846                                 str = _("Beginning of list reached; continue from end?");
 847                         else
 848                                 str = _("End of list reached; continue from beginning?");
 849
 850                         val = alertpanel(_("Search finished"), str,
 851                                          GTK_STOCK_NO, "+" GTK_STOCK_YES, NULL);
 852                         if (G_ALERTALTERNATE == val) {
 853                                 if (backward) {
 854                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list_end);
 855                                 } else {
 856                                         node = GTK_CMCTREE_NODE(GTK_CMCLIST(ctree)->row_list);
 857                                 }
 858
 859                                 all_searched = TRUE;
 860
 861                                 manage_window_focus_in(search_window.window, NULL, NULL);
 862                         } else
 863                                 break;
 864                 }
 865
 866                 msginfo = gtk_cmctree_node_get_row_data(ctree, node);
 867
 868                 if (msginfo)
 869                         matched = summary_search_verify_match(msginfo);
 870                 else
 871                         matched = FALSE;
 872
 873                 if (matched) {
 874                         if (search_all) {
 875                                 gtk_cmctree_select(ctree, node);
 876                         } else {
 877                                 summary_unlock(summaryview);
 878                                 summary_select_node(summaryview, node,
 879                                                 OPEN_SELECTED_ON_SEARCH_RESULTS);
 880                                 summary_lock(summaryview);
 881                                 break;
 882                         }
 883                 }
 884
 885                 if (i % (search_window.is_fast ? 1000 : 100) == 0)
 886                         GTK_EVENTS_FLUSH();
 887
 888                 node = backward ? gtkut_ctree_node_prev(ctree, node)
 889                                 : gtkut_ctree_node_next(ctree, node);
 890         }
 891
 892 exit:
 893         search_window.is_searching = FALSE;
 894         summary_hide_stop_button();
 895         main_window_cursor_normal(summaryview->mainwin);
 896         if (search_all)
 897                 summary_thaw_with_status(summaryview);
 898         summary_unlock(summaryview);
 899 }
 900
 901 static void summary_search_clear(GtkButton *button, gpointer data)
 902 {
 903         if (gtk_toggle_button_get_active
 904                 (GTK_TOGGLE_BUTTON(search_window.adv_search_checkbtn))) {
 905                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), "");
 906         } else {
 907                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.from_entry)))), "");
 908                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.to_entry)))), "");
 909                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.subject_entry)))), "");
 910                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.body_entry)))), "");
 911         }
 912         /* stop searching */
 913         if (search_window.is_searching) {
 914                 search_window.is_searching = FALSE;
 915         }
 916         search_window.matcher_is_outdated = TRUE;
 917 }
 918
 919 static void summary_search_prev_clicked(GtkButton *button, gpointer data)
 920 {
 921         summary_search_execute(TRUE, FALSE);
 922 }
 923
 924 static void summary_search_next_clicked(GtkButton *button, gpointer data)
 925 {
 926         summary_search_execute(FALSE, FALSE);
 927 }
 928
 929 static void summary_search_all_clicked(GtkButton *button, gpointer data)
 930 {
 931         summary_search_execute(FALSE, TRUE);
 932 }
 933
 934 static void adv_condition_btn_done(MatcherList * matchers)
 935 {
 936         gchar *str;
 937
 938         cm_return_if_fail(
 939                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 940
 941         if (matchers == NULL) {
 942                 return;
 943         }
 944
 945         str = matcherlist_to_string(matchers);
 946         search_window.matcher_is_outdated = TRUE;
 947
 948         if (str != NULL) {
 949                 gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((search_window.adv_condition_entry)))), str);
 950                 g_free(str);
 951         }
 952 }
 953
 954 static void summary_search_stop_clicked(GtkButton *button, gpointer data)
 955 {
 956         search_window.is_searching = FALSE;
 957 }
 958
 959 static void adv_condition_btn_clicked(GtkButton *button, gpointer data)
 960 {
 961         const gchar * cond_str;
 962         MatcherList * matchers = NULL;
 963
 964         cm_return_if_fail( search_window.window != NULL );
 965
 966         /* re-use the current search value if it's a condition expression,
 967            otherwise ignore it silently */
 968 #if !GTK_CHECK_VERSION(2, 24, 0)
 969         cond_str = gtk_combo_box_get_active_text(GTK_COMBO_BOX(search_window.adv_condition_entry));
 970 #else
 971         cond_str = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(search_window.adv_condition_entry));
 972 #endif
 973         if (cond_str && *cond_str != '\0') {
 974                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 975         }
 976
 977         prefs_matcher_open(matchers, adv_condition_btn_done);
 978
 979         if (matchers != NULL) {
 980                 matcherlist_free(matchers);
 981         }
 982 };
 983
 984 static void optmenu_changed(GtkComboBox *widget, gpointer user_data)
 985 {
 986         search_window.matcher_is_outdated = TRUE;
 987 }
 988
 989 static void from_changed(void)
 990 {
 991         if (!search_window.from_entry_has_focus)
 992                 gtk_widget_grab_focus(search_window.from_entry);
 993         search_window.matcher_is_outdated = TRUE;
 994 }
 995
 996 static void to_changed(void)
 997 {
 998         if (!search_window.to_entry_has_focus)
 999                 gtk_widget_grab_focus(search_window.to_entry);
1000         search_window.matcher_is_outdated = TRUE;
1001 }
1002
1003 static void subject_changed(void)
1004 {
1005         if (!search_window.subject_entry_has_focus)
1006                 gtk_widget_grab_focus(search_window.subject_entry);
1007         search_window.matcher_is_outdated = TRUE;
1008 }
1009
1010 static void body_changed(void)
1011 {
1012         if (!search_window.body_entry_has_focus)
1013                 gtk_widget_grab_focus(search_window.body_entry);
1014         search_window.matcher_is_outdated = TRUE;
1015 }
1016
1017 static void adv_condition_changed(void)
1018 {
1019         if (!search_window.adv_condition_entry_has_focus)
1020                 gtk_widget_grab_focus(search_window.adv_condition_entry);
1021         search_window.matcher_is_outdated = TRUE;
1022 }
1023
1024 static void case_changed(GtkToggleButton *togglebutton, gpointer user_data)
1025 {
1026         search_window.matcher_is_outdated = TRUE;
1027 }
1028
1029 static void adv_search_changed(GtkToggleButton *togglebutton, gpointer user_data)
1030 {
1031         search_window.matcher_is_outdated = TRUE;
1032 }
1033
1034 static gboolean from_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1035                                   gpointer data)
1036 {
1037         search_window.from_entry_has_focus = TRUE;
1038         return FALSE;
1039 }
1040
1041 static gboolean from_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1042                                   gpointer data)
1043 {
1044         search_window.from_entry_has_focus = FALSE;
1045         return FALSE;
1046 }
1047
1048 static gboolean to_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1049                                   gpointer data)
1050 {
1051         search_window.to_entry_has_focus = TRUE;
1052         return FALSE;
1053 }
1054
1055 static gboolean to_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1056                                   gpointer data)
1057 {
1058         search_window.to_entry_has_focus = FALSE;
1059         return FALSE;
1060 }
1061
1062 static gboolean subject_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1063                                   gpointer data)
1064 {
1065         search_window.subject_entry_has_focus = TRUE;
1066         return FALSE;
1067 }
1068
1069 static gboolean subject_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1070                                   gpointer data)
1071 {
1072         search_window.subject_entry_has_focus = FALSE;
1073         return FALSE;
1074 }
1075
1076 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1077                                   gpointer data)
1078 {
1079         search_window.body_entry_has_focus = TRUE;
1080         return FALSE;
1081 }
1082
1083 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1084                                   gpointer data)
1085 {
1086         search_window.body_entry_has_focus = FALSE;
1087         return FALSE;
1088 }
1089
1090 static gboolean adv_condition_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
1091                                   gpointer data)
1092 {
1093         search_window.adv_condition_entry_has_focus = TRUE;
1094         return FALSE;
1095 }
1096
1097 static gboolean adv_condition_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
1098                                   gpointer data)
1099 {
1100         search_window.adv_condition_entry_has_focus = FALSE;
1101         return FALSE;
1102 }
1103
1104 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
1105                             gpointer data)
1106 {
1107         if (event && (event->keyval == GDK_KEY_Escape)) {
1108                 /* ESC key will:
1109                         - stop a running search
1110                         - close the search window if no search is running
1111                 */
1112                 if (!search_window.is_searching) {
1113                         gtk_widget_hide(search_window.window);
1114                 } else {
1115                         search_window.is_searching = FALSE;
1116                 }
1117         }
1118
1119         if (event && (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter)) {
1120                 if (!search_window.is_searching) {
1121                         summary_search_execute(FALSE, FALSE);
1122                 }
1123         }
1124
1125         if (event && (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_Up)) {
1126                 if (search_window.from_entry_has_focus) {
1127                         combobox_set_value_from_arrow_key(
1128                                         GTK_COMBO_BOX(search_window.from_entry),
1129                                         event->keyval);
1130                         return TRUE;
1131                 }
1132                 if (search_window.to_entry_has_focus) {
1133                         combobox_set_value_from_arrow_key(
1134                                         GTK_COMBO_BOX(search_window.to_entry),
1135                                         event->keyval);
1136                         return TRUE;
1137                 }
1138                 if (search_window.subject_entry_has_focus) {
1139                         combobox_set_value_from_arrow_key(
1140                                         GTK_COMBO_BOX(search_window.subject_entry),
1141                                         event->keyval);
1142                         return TRUE;
1143                 }
1144                 if (search_window.body_entry_has_focus) {
1145                         combobox_set_value_from_arrow_key(
1146                                         GTK_COMBO_BOX(search_window.body_entry),
1147                                         event->keyval);
1148                         return TRUE;
1149                 }
1150                 if (search_window.adv_condition_entry_has_focus) {
1151                         combobox_set_value_from_arrow_key(
1152                                         GTK_COMBO_BOX(search_window.adv_condition_entry),
1153                                         event->keyval);
1154                         return TRUE;
1155                 }
1156         }
1157
1158         return FALSE;
1159 }