src/gtk/quicksearch.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Colin Leroy <colin@colino.net>
   4  * and the Claws Mail team
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #ifdef HAVE_CONFIG_H
  22 #  include "config.h"
  23 #endif
  24
  25 #include <glib.h>
  26 #include <glib/gi18n.h>
  27 #include <ctype.h>
  28
  29 #include <gtk/gtk.h>
  30 #include <gdk/gdkkeysyms.h>
  31
  32 #include "utils.h"
  33 #include "menu.h"
  34 #include "prefs_common.h"
  35 #include "description_window.h"
  36 #include "matcher.h"
  37 #include "matcher_parser.h"
  38 #include "quicksearch.h"
  39 #include "folderview.h"
  40 #include "folder.h"
  41 #include "prefs_matcher.h"
  42 #include "claws.h"
  43 #include "statusbar.h"
  44
  45 struct _QuickSearch
  46 {
  47         GtkWidget                       *hbox_search;
  48         GtkWidget                       *search_type;
  49         GtkWidget                       *search_type_opt;
  50         GtkWidget                       *search_string_entry;
  51         GtkWidget                       *search_condition_expression;
  52         GtkWidget                       *search_description;
  53         GtkWidget                       *clear_search;
  54
  55         gboolean                         active;
  56         gchar                           *search_string;
  57         MatcherList                     *matcher_list;
  58
  59         QuickSearchExecuteCallback       callback;
  60         gpointer                         callback_data;
  61         gboolean                         running;
  62         gboolean                         has_focus;
  63         gboolean                         matching;
  64         gboolean                         deferred_free;
  65         FolderItem                      *root_folder_item;
  66         gboolean                         is_fast;
  67         gboolean                         in_typing;
  68         guint                            press_timeout_id;
  69
  70         /* dynamic and autorun qs settings are exclusive*/
  71         GtkWidget                        *dynamic_menuitem;
  72         GtkWidget                        *autorun_menuitem;
  73 };
  74
  75 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run);
  76 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active);
  77 static void quicksearch_reset_folder_items(QuickSearch *quicksearch, FolderItem *folder_item);
  78 static gchar *expand_search_string(const gchar *str);
  79 static gchar *expand_tag_search_string(const gchar *str);
  80
  81 gboolean quicksearch_is_fast(QuickSearch *quicksearch)
  82 {
  83         return quicksearch->is_fast;
  84 }
  85
  86 static void quicksearch_set_type(QuickSearch *quicksearch, gint type)
  87 {
  88         gint index;
  89         index = menu_find_option_menu_index(GTK_OPTION_MENU(quicksearch->search_type_opt),
  90                                         GINT_TO_POINTER(type),
  91                                         NULL);
  92         gtk_option_menu_set_history(GTK_OPTION_MENU(quicksearch->search_type_opt), index);
  93 }
  94
  95 static void prepare_matcher(QuickSearch *quicksearch)
  96 {
  97         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
  98
  99         if (search_string == NULL || search_string[0] == '\0') {
 100                 quicksearch_set_active(quicksearch, FALSE);
 101         }
 102
 103         if (quicksearch->matcher_list != NULL) {
 104                 if (quicksearch->matching) {
 105                         quicksearch->deferred_free = TRUE;
 106                         return;
 107                 }
 108                 quicksearch->deferred_free = FALSE;
 109                 matcherlist_free(quicksearch->matcher_list);
 110                 quicksearch->matcher_list = NULL;
 111         }
 112
 113         if (search_string == NULL || search_string[0] == '\0') {
 114                 return;
 115         }
 116
 117         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 118                 char *newstr = NULL;
 119
 120                 newstr = expand_search_string(search_string);
 121                 if (newstr && newstr[0] != '\0') {
 122                         quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 123                         g_free(newstr);
 124                 } else {
 125                         quicksearch->matcher_list = NULL;
 126                         quicksearch_set_active(quicksearch, FALSE);
 127
 128                         return;
 129                 }
 130         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_TAG) {
 131                 char *newstr = expand_tag_search_string(search_string);
 132                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 133                 g_free(newstr);
 134         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED) {
 135                 char *newstr = expand_tag_search_string(search_string);
 136                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 137                 g_free(newstr);
 138                 g_free(quicksearch->search_string);
 139                 quicksearch->search_string = g_strdup(search_string);
 140         } else {
 141                 quicksearch->is_fast = TRUE;
 142                 g_free(quicksearch->search_string);
 143                 quicksearch->search_string = g_strdup(search_string);
 144         }
 145
 146         quicksearch_set_active(quicksearch, TRUE);
 147 }
 148
 149 static void update_extended_buttons (QuickSearch *quicksearch)
 150 {
 151         GtkWidget *expr_btn = quicksearch->search_condition_expression;
 152         GtkWidget *ext_btn = quicksearch->search_description;
 153
 154         g_return_if_fail(expr_btn != NULL);
 155         g_return_if_fail(ext_btn != NULL);
 156
 157         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 158                 gtk_widget_show(expr_btn);
 159                 gtk_widget_show(ext_btn);
 160         } else {
 161                 gtk_widget_hide(expr_btn);
 162                 gtk_widget_hide(ext_btn);
 163         }
 164 }
 165
 166 static gboolean searchbar_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 167                                   QuickSearch *qs)
 168 {
 169         qs->has_focus = TRUE;
 170         return FALSE;
 171 }
 172
 173 static gboolean searchbar_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 174                                   QuickSearch *qs)
 175 {
 176         qs->has_focus = FALSE;
 177         qs->in_typing = FALSE;
 178         return FALSE;
 179 }
 180
 181 gboolean quicksearch_has_focus(QuickSearch *quicksearch)
 182 {
 183         return quicksearch->has_focus;
 184 }
 185
 186 static void searchbar_run(QuickSearch *quicksearch, gboolean run_only_if_fast)
 187 {
 188         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
 189
 190         /* add to history */
 191         if (!quicksearch->in_typing && search_string && strlen(search_string) != 0) {
 192                 prefs_common.summary_quicksearch_history =
 193                         add_history(prefs_common.summary_quicksearch_history,
 194                                         search_string);
 195                 gtk_combo_set_popdown_strings(GTK_COMBO(quicksearch->search_string_entry),
 196                         prefs_common.summary_quicksearch_history);
 197         }
 198
 199         prepare_matcher(quicksearch);
 200         if (run_only_if_fast && !quicksearch->is_fast)
 201                 return;
 202         if (quicksearch->matcher_list == NULL &&
 203             prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED &&
 204             search_string && strlen(search_string) != 0)
 205                 return;
 206         quicksearch_set_running(quicksearch, TRUE);
 207         if (quicksearch->callback != NULL)
 208                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 209         quicksearch_set_running(quicksearch, FALSE);
 210 }
 211
 212 static int searchbar_changed_timeout(void *data)
 213 {
 214         QuickSearch *qs = (QuickSearch *)data;
 215         if (qs && prefs_common.summary_quicksearch_dynamic) {
 216                 qs->in_typing = TRUE;
 217                 searchbar_run(qs, TRUE);
 218         }
 219         return FALSE;
 220 }
 221
 222 static gboolean searchbar_changed_cb(GtkWidget *widget, QuickSearch *qs)
 223 {
 224         if (!qs->has_focus && prefs_common.summary_quicksearch_autorun) {
 225                 gtk_widget_grab_focus(qs->search_string_entry);
 226                 searchbar_run(qs, TRUE);
 227                 return FALSE;
 228         }
 229
 230         if (prefs_common.summary_quicksearch_dynamic) {
 231                 if (qs->press_timeout_id != -1) {
 232                         g_source_remove(qs->press_timeout_id);
 233                 }
 234                 qs->press_timeout_id = g_timeout_add(500,
 235                                 searchbar_changed_timeout, qs);
 236         }
 237
 238         return FALSE;
 239 }
 240
 241 static gboolean searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
 242                                   QuickSearch *quicksearch)
 243 {
 244         if (event != NULL && event->keyval == GDK_Escape) {
 245
 246                 const gchar *str;
 247
 248                 quicksearch->in_typing = FALSE;
 249
 250                 str = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
 251                 g_return_val_if_fail(str != NULL, TRUE);
 252
 253                 /* If the string entry is empty -> hide quicksearch bar. If not -> empty it */
 254                 if (!*str) {
 255                         summaryview_activate_quicksearch(
 256                                 mainwindow_get_mainwindow()->summaryview,
 257                                 FALSE);
 258                 } else {
 259                         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 260                         gtk_widget_grab_focus(
 261                                         mainwindow_get_mainwindow()->summaryview->ctree);
 262                 }
 263
 264                 return TRUE;
 265         }
 266
 267         if (event != NULL && event->keyval == GDK_Return) {
 268                 if (quicksearch->press_timeout_id != -1) {
 269                         g_source_remove(quicksearch->press_timeout_id);
 270                         quicksearch->press_timeout_id = -1;
 271                 }
 272                 quicksearch->in_typing = FALSE;
 273                 /* add expression to history list and exec quicksearch */
 274                 searchbar_run(quicksearch, FALSE);
 275
 276                 g_signal_stop_emission_by_name(G_OBJECT(widget), "key_press_event");
 277                 return TRUE;
 278         }
 279
 280         return FALSE;
 281 }
 282
 283 static gboolean searchtype_changed(GtkMenuItem *widget, gpointer data)
 284 {
 285         QuickSearch *quicksearch = (QuickSearch *)data;
 286         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
 287
 288         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(g_object_get_data(
 289                                    G_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 290                                    GTK_MENU(quicksearch->search_type)))), MENU_VAL_ID));
 291
 292         /* Show extended search description button, only when Extended is selected */
 293         update_extended_buttons(quicksearch);
 294
 295         if (!search_string || strlen(search_string) == 0) {
 296                 return TRUE;
 297         }
 298
 299         prepare_matcher(quicksearch);
 300
 301         quicksearch_set_running(quicksearch, TRUE);
 302         if (quicksearch->callback != NULL)
 303                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 304         quicksearch_set_running(quicksearch, FALSE);
 305         return TRUE;
 306 }
 307
 308 static gboolean searchtype_recursive_changed(GtkMenuItem *widget, gpointer data)
 309 {
 310         QuickSearch *quicksearch = (QuickSearch *)data;
 311         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 312         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
 313
 314         prefs_common.summary_quicksearch_recurse = checked;
 315
 316         /* reselect the search type */
 317         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 318
 319         if (!search_string || strlen(search_string) == 0) {
 320                 return TRUE;
 321         }
 322
 323         prepare_matcher(quicksearch);
 324
 325         quicksearch_set_running(quicksearch, TRUE);
 326         if (quicksearch->callback != NULL)
 327                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 328         quicksearch_set_running(quicksearch, FALSE);
 329         return TRUE;
 330 }
 331
 332 static gboolean searchtype_sticky_changed(GtkMenuItem *widget, gpointer data)
 333 {
 334         QuickSearch *quicksearch = (QuickSearch *)data;
 335         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 336
 337         prefs_common.summary_quicksearch_sticky = checked;
 338
 339         /* reselect the search type */
 340         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 341
 342         return TRUE;
 343 }
 344
 345 static gboolean searchtype_dynamic_changed(GtkMenuItem *widget, gpointer data)
 346 {
 347         QuickSearch *quicksearch = (QuickSearch *)data;
 348         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 349
 350         prefs_common.summary_quicksearch_dynamic = checked;
 351         if (checked)
 352                 gtk_check_menu_item_set_active(
 353                                 GTK_CHECK_MENU_ITEM(quicksearch->autorun_menuitem),
 354                                 FALSE);
 355
 356         /* reselect the search type */
 357         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 358
 359         return TRUE;
 360 }
 361
 362 static gboolean searchtype_autorun_changed(GtkMenuItem *widget, gpointer data)
 363 {
 364         QuickSearch *quicksearch = (QuickSearch *)data;
 365         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 366
 367         prefs_common.summary_quicksearch_autorun = checked;
 368         if (checked)
 369                 gtk_check_menu_item_set_active(
 370                                 GTK_CHECK_MENU_ITEM(quicksearch->dynamic_menuitem),
 371                                 FALSE);
 372
 373         /* reselect the search type */
 374         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 375
 376         return TRUE;
 377 }
 378
 379 /*
 380  * Strings describing how to use Extended Search
 381  *
 382  * When adding new lines, remember to put 2 strings for each line
 383  */
 384 static gchar *search_descr_strings[] = {
 385         "a",     N_("all messages"),
 386         "ag #",  N_("messages whose age is greater than #"),
 387         "al #",  N_("messages whose age is less than #"),
 388         "b S",   N_("messages which contain S in the message body"),
 389         "B S",   N_("messages which contain S in the whole message"),
 390         "c S",   N_("messages carbon-copied to S"),
 391         "C S",   N_("message is either to: or cc: to S"),
 392         "D",     N_("deleted messages"), /** how I can filter deleted messages **/
 393         "e S",   N_("messages which contain S in the Sender field"),
 394         "E S",   N_("true if execute \"S\" succeeds"),
 395         "f S",   N_("messages originating from user S"),
 396         "F",     N_("forwarded messages"),
 397         "h S",   N_("messages which contain header S"),
 398         "i S",   N_("messages which contain S in Message-ID header"),
 399         "I S",   N_("messages which contain S in inreplyto header"),
 400         "k #",   N_("messages which are marked with color #"),
 401         "L",     N_("locked messages"),
 402         "n S",   N_("messages which are in newsgroup S"),
 403         "N",     N_("new messages"),
 404         "O",     N_("old messages"),
 405         "p",     N_("incomplete messages (not entirely downloaded)"),
 406         "r",     N_("messages which have been replied to"),
 407         "R",     N_("read messages"),
 408         "s S",   N_("messages which contain S in subject"),
 409         "se #",  N_("messages whose score is equal to #"),
 410         "sg #",  N_("messages whose score is greater than #"),
 411         "sl #",  N_("messages whose score is lower than #"),
 412         "Se #",  N_("messages whose size is equal to #"),
 413         "Sg #",  N_("messages whose size is greater than #"),
 414         "Ss #",  N_("messages whose size is smaller than #"),
 415         "t S",   N_("messages which have been sent to S"),
 416         "tg S",  N_("messages which tags contain S"),
 417         "tagged",N_("messages which have tag(s)"),
 418         "T",     N_("marked messages"),
 419         "U",     N_("unread messages"),
 420         "x S",   N_("messages which contain S in References header"),
 421         "X \"cmd args\"", N_("messages returning 0 when passed to command - %F is message file"),
 422         "y S",   N_("messages which contain S in X-Label header"),
 423         "",      "" ,
 424         "&amp;",         N_("logical AND operator"),
 425         "|",     N_("logical OR operator"),
 426         "! or ~",       N_("logical NOT operator"),
 427         "%",     N_("case sensitive search"),
 428         "",      "" ,
 429         " ",     N_("all filtering expressions are allowed"),
 430         NULL,    NULL
 431 };
 432
 433 static DescriptionWindow search_descr = {
 434         NULL,
 435         NULL,
 436         2,
 437         N_("Extended Search"),
 438         N_("Extended Search allows the user to define criteria that messages must "
 439            "have in order to match and be displayed in the message list.\n\n"
 440            "The following symbols can be used:"),
 441         search_descr_strings
 442 };
 443
 444 static void search_description_cb(GtkWidget *widget)
 445 {
 446         description_window_create(&search_descr);
 447 };
 448
 449 static gboolean clear_search_cb(GtkMenuItem *widget, gpointer data)
 450 {
 451         QuickSearch *quicksearch = (QuickSearch *)data;
 452
 453         if (!quicksearch->active)
 454                 return TRUE;
 455
 456         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 457
 458         return TRUE;
 459 };
 460
 461 static void search_condition_expr_done(MatcherList * matchers)
 462 {
 463         gchar *str;
 464
 465         g_return_if_fail(
 466                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 467
 468         if (matchers == NULL)
 469                 return;
 470
 471         str = matcherlist_to_string(matchers);
 472
 473         if (str != NULL) {
 474                 quicksearch_set(mainwindow_get_mainwindow()->summaryview->quicksearch,
 475                                 prefs_common.summary_quicksearch_type, str);
 476                 g_free(str);
 477
 478                 /* add expression to history list and exec quicksearch */
 479                 searchbar_run(mainwindow_get_mainwindow()->summaryview->quicksearch, FALSE);
 480         }
 481 }
 482
 483 static gboolean search_condition_expr(GtkMenuItem *widget, gpointer data)
 484 {
 485         const gchar * cond_str;
 486         MatcherList * matchers = NULL;
 487
 488         g_return_val_if_fail(
 489                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL,
 490                         FALSE);
 491
 492         /* re-use it the current quicksearch value if it's a condition expression,
 493            otherwise ignore it silently */
 494         cond_str = gtk_entry_get_text(
 495                         GTK_ENTRY(GTK_COMBO(mainwindow_get_mainwindow()->summaryview->quicksearch->
 496                         search_string_entry)->entry));
 497         if (*cond_str != '\0') {
 498                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 499         }
 500
 501         prefs_matcher_open(matchers, search_condition_expr_done);
 502
 503         if (matchers != NULL)
 504                 matcherlist_free(matchers);
 505
 506         return TRUE;
 507 };
 508
 509 QuickSearch *quicksearch_new()
 510 {
 511         QuickSearch *quicksearch;
 512
 513         GtkWidget *hbox_search;
 514         GtkWidget *search_type_opt;
 515         GtkWidget *search_type;
 516         GtkWidget *search_string_entry;
 517         GtkWidget *search_hbox;
 518         GtkWidget *search_description;
 519         GtkWidget *clear_search;
 520         GtkWidget *search_condition_expression;
 521         GtkWidget *menuitem;
 522         GtkTooltips *tips = gtk_tooltips_new();
 523
 524         quicksearch = g_new0(QuickSearch, 1);
 525
 526         /* quick search */
 527         hbox_search = gtk_hbox_new(FALSE, 0);
 528
 529         search_type_opt = gtk_option_menu_new();
 530         gtk_widget_show(search_type_opt);
 531         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 532
 533         search_type = gtk_menu_new();
 534         MENUITEM_ADD (search_type, menuitem,
 535                         prefs_common_translated_header_name("Subject"), QUICK_SEARCH_SUBJECT);
 536         g_signal_connect(G_OBJECT(menuitem), "activate",
 537                          G_CALLBACK(searchtype_changed),
 538                          quicksearch);
 539         MENUITEM_ADD (search_type, menuitem,
 540                         prefs_common_translated_header_name("From"), QUICK_SEARCH_FROM);
 541         g_signal_connect(G_OBJECT(menuitem), "activate",
 542                          G_CALLBACK(searchtype_changed),
 543                          quicksearch);
 544         MENUITEM_ADD (search_type, menuitem,
 545                         prefs_common_translated_header_name("To"), QUICK_SEARCH_TO);
 546         g_signal_connect(G_OBJECT(menuitem), "activate",
 547                          G_CALLBACK(searchtype_changed),
 548                          quicksearch);
 549         MENUITEM_ADD (search_type, menuitem,
 550                         prefs_common_translated_header_name("Tag"), QUICK_SEARCH_TAG);
 551         g_signal_connect(G_OBJECT(menuitem), "activate",
 552                          G_CALLBACK(searchtype_changed),
 553                          quicksearch);
 554         MENUITEM_ADD (search_type, menuitem,
 555                         _("From/To/Subject/Tag"), QUICK_SEARCH_MIXED);
 556         g_signal_connect(G_OBJECT(menuitem), "activate",
 557                          G_CALLBACK(searchtype_changed),
 558                          quicksearch);
 559         MENUITEM_ADD (search_type, menuitem, _("Extended"), QUICK_SEARCH_EXTENDED);
 560         g_signal_connect(G_OBJECT(menuitem), "activate",
 561                          G_CALLBACK(searchtype_changed),
 562                          quicksearch);
 563
 564         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), gtk_separator_menu_item_new());
 565
 566         menuitem = gtk_check_menu_item_new_with_label(_("Recursive"));
 567         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 568
 569         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 570                                         prefs_common.summary_quicksearch_recurse);
 571
 572         g_signal_connect(G_OBJECT(menuitem), "activate",
 573                          G_CALLBACK(searchtype_recursive_changed),
 574                          quicksearch);
 575
 576         menuitem = gtk_check_menu_item_new_with_label(_("Sticky"));
 577         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 578
 579         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 580                                         prefs_common.summary_quicksearch_sticky);
 581
 582         g_signal_connect(G_OBJECT(menuitem), "activate",
 583                          G_CALLBACK(searchtype_sticky_changed),
 584                          quicksearch);
 585
 586         menuitem = gtk_check_menu_item_new_with_label(_("Type-ahead"));
 587         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 588
 589         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 590                                         prefs_common.summary_quicksearch_dynamic);
 591
 592         quicksearch->dynamic_menuitem = menuitem;
 593
 594         g_signal_connect(G_OBJECT(menuitem), "activate",
 595                          G_CALLBACK(searchtype_dynamic_changed),
 596                          quicksearch);
 597
 598         menuitem = gtk_check_menu_item_new_with_label(_("Run on select"));
 599         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 600
 601         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 602                                         prefs_common.summary_quicksearch_autorun);
 603
 604         quicksearch->autorun_menuitem = menuitem;
 605
 606         g_signal_connect(G_OBJECT(menuitem), "activate",
 607                          G_CALLBACK(searchtype_autorun_changed),
 608                          quicksearch);
 609
 610         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 611
 612         quicksearch->search_type_opt = search_type_opt;
 613         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 614
 615         gtk_widget_show(search_type);
 616
 617         search_string_entry = gtk_combo_new();
 618         gtk_box_pack_start(GTK_BOX(hbox_search), search_string_entry, FALSE, FALSE, 2);
 619         gtk_combo_set_value_in_list(GTK_COMBO(search_string_entry), FALSE, TRUE);
 620         gtk_combo_set_case_sensitive(GTK_COMBO(search_string_entry), TRUE);
 621         if (prefs_common.summary_quicksearch_history)
 622                 gtk_combo_set_popdown_strings(GTK_COMBO(search_string_entry),
 623                         prefs_common.summary_quicksearch_history);
 624         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(search_string_entry)->entry), "");
 625         gtk_widget_show(search_string_entry);
 626
 627         search_hbox = gtk_hbox_new(FALSE, 5);
 628
 629 #if GTK_CHECK_VERSION(2, 8, 0)
 630         clear_search = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 631 #else
 632         clear_search = gtk_button_new_with_label(_(" Clear "));
 633 #endif
 634         gtk_box_pack_start(GTK_BOX(search_hbox), clear_search,
 635                            FALSE, FALSE, 0);
 636         g_signal_connect(G_OBJECT(clear_search), "clicked",
 637                          G_CALLBACK(clear_search_cb), quicksearch);
 638         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips),
 639                              clear_search,
 640                              _("Clear the current search"), NULL);
 641         gtk_widget_show(clear_search);
 642
 643 #if GTK_CHECK_VERSION(2, 8, 0)
 644         search_condition_expression = gtk_button_new_from_stock(GTK_STOCK_EDIT);
 645 #else
 646         search_condition_expression = gtk_button_new_with_label(" ... ");
 647 #endif
 648         gtk_box_pack_start(GTK_BOX(search_hbox), search_condition_expression,
 649                            FALSE, FALSE, 0);
 650         g_signal_connect(G_OBJECT (search_condition_expression), "clicked",
 651                          G_CALLBACK(search_condition_expr),
 652                          quicksearch);
 653         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips),
 654                              search_condition_expression,
 655                              _("Edit search criteria"), NULL);
 656         gtk_widget_show(search_condition_expression);
 657
 658 #if GTK_CHECK_VERSION(2, 8, 0)
 659         search_description = gtk_button_new_from_stock(GTK_STOCK_INFO);
 660 #else
 661         search_description = gtk_button_new_with_label(_(" Extended Symbols... "));
 662 #endif
 663         gtk_box_pack_start(GTK_BOX(search_hbox), search_description,
 664                            FALSE, FALSE, 0);
 665         g_signal_connect(G_OBJECT(search_description), "clicked",
 666                          G_CALLBACK(search_description_cb), NULL);
 667         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips),
 668                              search_description,
 669                              _("Information about extended symbols"), NULL);
 670         gtk_widget_show(search_description);
 671
 672         gtk_box_pack_start(GTK_BOX(hbox_search), search_hbox, FALSE, FALSE, 2);
 673         gtk_widget_show(search_hbox);
 674
 675         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 676                            "key_press_event",
 677                            G_CALLBACK(searchbar_pressed),
 678                            quicksearch);
 679
 680         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 681                          "changed",
 682                          G_CALLBACK(searchbar_changed_cb),
 683                          quicksearch);
 684
 685         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 686                          "focus_in_event",
 687                          G_CALLBACK(searchbar_focus_evt_in),
 688                          quicksearch);
 689         g_signal_connect(G_OBJECT(GTK_COMBO(search_string_entry)->entry),
 690                          "focus_out_event",
 691                          G_CALLBACK(searchbar_focus_evt_out),
 692                          quicksearch);
 693
 694         quicksearch->hbox_search = hbox_search;
 695         quicksearch->search_type = search_type;
 696         quicksearch->search_string_entry = search_string_entry;
 697         quicksearch->search_condition_expression = search_condition_expression;
 698         quicksearch->search_description = search_description;
 699         quicksearch->matcher_list = NULL;
 700         quicksearch->active = FALSE;
 701         quicksearch->running = FALSE;
 702         quicksearch->clear_search = clear_search;
 703         quicksearch->in_typing = FALSE;
 704         quicksearch->press_timeout_id = -1;
 705
 706         update_extended_buttons(quicksearch);
 707
 708         return quicksearch;
 709 }
 710
 711 void quicksearch_relayout(QuickSearch *quicksearch)
 712 {
 713         switch (prefs_common.layout_mode) {
 714         case NORMAL_LAYOUT:
 715         case WIDE_LAYOUT:
 716         case WIDE_MSGLIST_LAYOUT:
 717 #if GTK_CHECK_VERSION(2, 8, 0)
 718                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), GTK_STOCK_INFO);
 719                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), GTK_STOCK_EDIT);
 720                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), GTK_STOCK_CLEAR);
 721 #else
 722                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), _(" Extended Symbols... "));
 723                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), " ... ");
 724                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), _(" Clear "));
 725 #endif
 726                 break;
 727         case VERTICAL_LAYOUT:
 728 #if GTK_CHECK_VERSION(2, 8, 0)
 729                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), "");
 730                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), "");
 731                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), "");
 732
 733                 gtk_button_set_image(GTK_BUTTON(quicksearch->search_description),
 734                         gtk_image_new_from_stock(GTK_STOCK_INFO, GTK_ICON_SIZE_BUTTON));
 735                 gtk_button_set_image(GTK_BUTTON(quicksearch->search_condition_expression),
 736                         gtk_image_new_from_stock(GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON));
 737                 gtk_button_set_image(GTK_BUTTON(quicksearch->clear_search),
 738                         gtk_image_new_from_stock(GTK_STOCK_CLEAR, GTK_ICON_SIZE_BUTTON));
 739 #else
 740                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), _("Info"));
 741                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), "...");
 742                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), _("Clear"));
 743 #endif
 744                 break;
 745         }
 746 }
 747
 748 GtkWidget *quicksearch_get_widget(QuickSearch *quicksearch)
 749 {
 750         return quicksearch->hbox_search;
 751 }
 752
 753 void quicksearch_show(QuickSearch *quicksearch)
 754 {
 755         MainWindow *mainwin = mainwindow_get_mainwindow();
 756         GtkWidget *ctree = NULL;
 757         prepare_matcher(quicksearch);
 758         gtk_widget_show(quicksearch->hbox_search);
 759         update_extended_buttons(quicksearch);
 760         gtk_widget_grab_focus(
 761                 GTK_WIDGET(GTK_COMBO(quicksearch->search_string_entry)->entry));
 762
 763         GTK_EVENTS_FLUSH();
 764
 765         if (!mainwin || !mainwin->summaryview) {
 766                 return;
 767         }
 768
 769         ctree = summary_get_main_widget(mainwin->summaryview);
 770
 771         if (ctree && mainwin->summaryview->selected)
 772                 gtk_ctree_node_moveto(GTK_CTREE(ctree),
 773                                 mainwin->summaryview->selected,
 774                                 0, 0.5, 0);
 775 }
 776
 777 void quicksearch_hide(QuickSearch *quicksearch)
 778 {
 779         if (quicksearch_is_active(quicksearch)) {
 780                 quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 781                 quicksearch_set_active(quicksearch, FALSE);
 782         }
 783         gtk_widget_hide(quicksearch->hbox_search);
 784 }
 785
 786 void quicksearch_set(QuickSearch *quicksearch, QuickSearchType type,
 787                      const gchar *matchstring)
 788 {
 789         quicksearch_set_type(quicksearch, type);
 790
 791         if (!matchstring || !(*matchstring))
 792                 quicksearch->in_typing = FALSE;
 793
 794         g_signal_handlers_block_by_func(G_OBJECT(GTK_COMBO(quicksearch->search_string_entry)->entry),
 795                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 796         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry),
 797                            matchstring);
 798         g_signal_handlers_unblock_by_func(G_OBJECT(GTK_COMBO(quicksearch->search_string_entry)->entry),
 799                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 800
 801         prefs_common.summary_quicksearch_type = type;
 802
 803         prepare_matcher(quicksearch);
 804
 805         quicksearch_set_running(quicksearch, TRUE);
 806         if (quicksearch->callback != NULL)
 807                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 808         quicksearch_set_running(quicksearch, FALSE);
 809 }
 810
 811 gboolean quicksearch_is_active(QuickSearch *quicksearch)
 812 {
 813         return quicksearch->active &&
 814                 (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED
 815                  || quicksearch->matcher_list != NULL);
 816 }
 817
 818 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active)
 819 {
 820         static GdkColor yellow;
 821         static GdkColor red;
 822         static GdkColor black;
 823         static gboolean colors_initialised = FALSE;
 824         gboolean error = FALSE;
 825
 826         if (!colors_initialised) {
 827                 gdk_color_parse("#f5f6be", &yellow);
 828                 gdk_color_parse("#000000", &black);
 829                 gdk_color_parse("#ff7070", &red);
 830                 colors_initialised = gdk_colormap_alloc_color(
 831                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 832                 colors_initialised &= gdk_colormap_alloc_color(
 833                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 834                 colors_initialised &= gdk_colormap_alloc_color(
 835                         gdk_colormap_get_system(), &red, FALSE, TRUE);
 836         }
 837
 838         quicksearch->active = active;
 839
 840         if (active &&
 841                 (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED
 842                  && quicksearch->matcher_list == NULL))
 843                 error = TRUE;
 844
 845         if (active) {
 846                 gtk_widget_set_sensitive(quicksearch->clear_search, TRUE);
 847                 if (colors_initialised) {
 848                         gtk_widget_modify_base(
 849                                 GTK_COMBO(quicksearch->search_string_entry)->entry,
 850                                 GTK_STATE_NORMAL, error ? &red : &yellow);
 851                         gtk_widget_modify_text(
 852                                 GTK_COMBO(quicksearch->search_string_entry)->entry,
 853                                 GTK_STATE_NORMAL, &black);
 854                 }
 855         } else {
 856                 gtk_widget_set_sensitive(quicksearch->clear_search, FALSE);
 857                 if (colors_initialised) {
 858                         gtk_widget_modify_base(
 859                                 GTK_COMBO(quicksearch->search_string_entry)->entry,
 860                                 GTK_STATE_NORMAL, NULL);
 861                         gtk_widget_modify_text(
 862                                 GTK_COMBO(quicksearch->search_string_entry)->entry,
 863                                 GTK_STATE_NORMAL, NULL);
 864                 }
 865         }
 866
 867         if (!active) {
 868                 quicksearch_reset_cur_folder_item(quicksearch);
 869         }
 870 }
 871
 872 void quicksearch_set_execute_callback(QuickSearch *quicksearch,
 873                                       QuickSearchExecuteCallback callback,
 874                                       gpointer data)
 875 {
 876         quicksearch->callback = callback;
 877         quicksearch->callback_data = data;
 878 }
 879
 880 gboolean quicksearch_match(QuickSearch *quicksearch, MsgInfo *msginfo)
 881 {
 882         gchar *searched_header = NULL;
 883         gboolean result = FALSE;
 884
 885         if (!quicksearch->active)
 886                 return TRUE;
 887
 888         switch (prefs_common.summary_quicksearch_type) {
 889         case QUICK_SEARCH_SUBJECT:
 890                 searched_header = msginfo->subject;
 891                 break;
 892         case QUICK_SEARCH_FROM:
 893                 searched_header = msginfo->from;
 894                 break;
 895         case QUICK_SEARCH_TO:
 896                 searched_header = msginfo->to;
 897                 break;
 898         case QUICK_SEARCH_MIXED:
 899                 break;
 900         case QUICK_SEARCH_EXTENDED:
 901                 break;
 902         default:
 903                 debug_print("unknown search type (%d)\n", prefs_common.summary_quicksearch_type);
 904                 break;
 905         }
 906         quicksearch->matching = TRUE;
 907         if (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED &&
 908             prefs_common.summary_quicksearch_type != QUICK_SEARCH_MIXED &&
 909             prefs_common.summary_quicksearch_type != QUICK_SEARCH_TAG &&
 910             quicksearch->search_string &&
 911             searched_header && strcasestr(searched_header, quicksearch->search_string) != NULL)
 912                 result = TRUE;
 913         else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED &&
 914                 quicksearch->search_string && (
 915                 (msginfo->to && strcasestr(msginfo->to, quicksearch->search_string) != NULL) ||
 916                 (msginfo->from && strcasestr(msginfo->from, quicksearch->search_string) != NULL) ||
 917                 (msginfo->subject && strcasestr(msginfo->subject, quicksearch->search_string) != NULL) ||
 918                 ((quicksearch->matcher_list != NULL) &&
 919                  matcherlist_match(quicksearch->matcher_list, msginfo))  ))
 920                 result = TRUE;
 921         else if ((quicksearch->matcher_list != NULL) &&
 922                  matcherlist_match(quicksearch->matcher_list, msginfo))
 923                 result = TRUE;
 924
 925         quicksearch->matching = FALSE;
 926         if (quicksearch->deferred_free) {
 927                 prepare_matcher(quicksearch);
 928         }
 929
 930         return result;
 931 }
 932
 933 /* allow Mutt-like patterns in quick search */
 934 static gchar *expand_search_string(const gchar *search_string)
 935 {
 936         int i = 0;
 937         gchar term_char, save_char;
 938         gchar *cmd_start, *cmd_end;
 939         GString *matcherstr;
 940         gchar *returnstr = NULL;
 941         gchar *copy_str;
 942         gboolean casesens, dontmatch;
 943         /* list of allowed pattern abbreviations */
 944         struct {
 945                 gchar           *abbreviated;   /* abbreviation */
 946                 gchar           *command;       /* actual matcher command */
 947                 gint            numparams;      /* number of params for cmd */
 948                 gboolean        qualifier;      /* do we append regexpcase */
 949                 gboolean        quotes;         /* do we need quotes */
 950         }
 951         cmds[] = {
 952                 { "a",  "all",                          0,      FALSE,  FALSE },
 953                 { "ag", "age_greater",                  1,      FALSE,  FALSE },
 954                 { "al", "age_lower",                    1,      FALSE,  FALSE },
 955                 { "b",  "body_part",                    1,      TRUE,   TRUE  },
 956                 { "B",  "message",                      1,      TRUE,   TRUE  },
 957                 { "c",  "cc",                           1,      TRUE,   TRUE  },
 958                 { "C",  "to_or_cc",                     1,      TRUE,   TRUE  },
 959                 { "D",  "deleted",                      0,      FALSE,  FALSE },
 960                 { "e",  "header \"Sender\"",            1,      TRUE,   TRUE  },
 961                 { "E",  "execute",                      1,      FALSE,  TRUE  },
 962                 { "f",  "from",                         1,      TRUE,   TRUE  },
 963                 { "F",  "forwarded",                    0,      FALSE,  FALSE },
 964                 { "h",  "headers_part",                 1,      TRUE,   TRUE  },
 965                 { "i",  "header \"Message-ID\"",        1,      TRUE,   TRUE  },
 966                 { "I",  "inreplyto",                    1,      TRUE,   TRUE  },
 967                 { "k",  "colorlabel",                   1,      FALSE,  FALSE },
 968                 { "L",  "locked",                       0,      FALSE,  FALSE },
 969                 { "n",  "newsgroups",                   1,      TRUE,   TRUE  },
 970                 { "N",  "new",                          0,      FALSE,  FALSE },
 971                 { "O",  "~new",                         0,      FALSE,  FALSE },
 972                 { "r",  "replied",                      0,      FALSE,  FALSE },
 973                 { "R",  "~unread",                      0,      FALSE,  FALSE },
 974                 { "s",  "subject",                      1,      TRUE,   TRUE  },
 975                 { "se", "score_equal",                  1,      FALSE,  FALSE },
 976                 { "sg", "score_greater",                1,      FALSE,  FALSE },
 977                 { "sl", "score_lower",                  1,      FALSE,  FALSE },
 978                 { "Se", "size_equal",                   1,      FALSE,  FALSE },
 979                 { "Sg", "size_greater",                 1,      FALSE,  FALSE },
 980                 { "Ss", "size_smaller",                 1,      FALSE,  FALSE },
 981                 { "t",  "to",                           1,      TRUE,   TRUE  },
 982                 { "tg", "tag",                          1,      TRUE,   TRUE  },
 983                 { "T",  "marked",                       0,      FALSE,  FALSE },
 984                 { "U",  "unread",                       0,      FALSE,  FALSE },
 985                 { "x",  "header \"References\"",        1,      TRUE,   TRUE  },
 986                 { "X",  "test",                         1,      FALSE,  FALSE },
 987                 { "y",  "header \"X-Label\"",           1,      TRUE,   TRUE  },
 988                 { "&",  "&",                            0,      FALSE,  FALSE },
 989                 { "|",  "|",                            0,      FALSE,  FALSE },
 990                 { "p",  "partial",                      0,      FALSE,  FALSE },
 991                 { NULL, NULL,                           0,      FALSE,  FALSE }
 992         };
 993
 994         if (search_string == NULL)
 995                 return NULL;
 996
 997         copy_str = g_strdup(search_string);
 998
 999         matcherstr = g_string_sized_new(16);
1000         cmd_start = copy_str;
1001         while (cmd_start && *cmd_start) {
1002                 /* skip all white spaces */
1003                 while (*cmd_start && isspace((guchar)*cmd_start))
1004                         cmd_start++;
1005                 cmd_end = cmd_start;
1006
1007                 /* extract a command */
1008                 while (*cmd_end && !isspace((guchar)*cmd_end))
1009                         cmd_end++;
1010
1011                 /* save character */
1012                 save_char = *cmd_end;
1013                 *cmd_end = '\0';
1014
1015                 dontmatch = FALSE;
1016                 casesens = FALSE;
1017
1018                 /* ~ and ! mean logical NOT */
1019                 if (*cmd_start == '~' || *cmd_start == '!')
1020                 {
1021                         dontmatch = TRUE;
1022                         cmd_start++;
1023                 }
1024                 /* % means case sensitive match */
1025                 if (*cmd_start == '%')
1026                 {
1027                         casesens = TRUE;
1028                         cmd_start++;
1029                 }
1030
1031                 /* find matching abbreviation */
1032                 for (i = 0; cmds[i].command; i++) {
1033                         if (!strcmp(cmd_start, cmds[i].abbreviated)) {
1034                                 /* restore character */
1035                                 *cmd_end = save_char;
1036
1037                                 /* copy command */
1038                                 if (matcherstr->len > 0) {
1039                                         g_string_append(matcherstr, " ");
1040                                 }
1041                                 if (dontmatch)
1042                                         g_string_append(matcherstr, "~");
1043                                 g_string_append(matcherstr, cmds[i].command);
1044                                 g_string_append(matcherstr, " ");
1045
1046                                 /* stop if no params required */
1047                                 if (cmds[i].numparams == 0)
1048                                         break;
1049
1050                                 /* extract a parameter, allow quotes */
1051                                 while (*cmd_end && isspace((guchar)*cmd_end))
1052                                         cmd_end++;
1053
1054                                 cmd_start = cmd_end;
1055                                 if (*cmd_start == '"') {
1056                                         term_char = '"';
1057                                         cmd_end++;
1058                                 }
1059                                 else
1060                                         term_char = ' ';
1061
1062                                 /* extract actual parameter */
1063                                 while ((*cmd_end) && (*cmd_end != term_char))
1064                                         cmd_end++;
1065
1066                                 if (*cmd_end == '"')
1067                                         cmd_end++;
1068
1069                                 save_char = *cmd_end;
1070                                 *cmd_end = '\0';
1071
1072                                 if (cmds[i].qualifier) {
1073                                         if (casesens)
1074                                                 g_string_append(matcherstr, "regexp ");
1075                                         else
1076                                                 g_string_append(matcherstr, "regexpcase ");
1077                                 }
1078
1079                                 /* do we need to add quotes ? */
1080                                 if (cmds[i].quotes && term_char != '"')
1081                                         g_string_append(matcherstr, "\"");
1082
1083                                 /* copy actual parameter */
1084                                 g_string_append(matcherstr, cmd_start);
1085
1086                                 /* do we need to add quotes ? */
1087                                 if (cmds[i].quotes && term_char != '"')
1088                                         g_string_append(matcherstr, "\"");
1089
1090                                 /* restore original character */
1091                                 *cmd_end = save_char;
1092
1093                                 break;
1094                         }
1095                 }
1096
1097                 if (*cmd_end)
1098                         cmd_end++;
1099                 cmd_start = cmd_end;
1100         }
1101
1102         g_free(copy_str);
1103
1104         /* return search string if no match is found to allow
1105            all available filtering expressions in quicksearch */
1106         if (matcherstr->len > 0) returnstr = matcherstr->str;
1107         else returnstr = g_strdup(search_string);
1108
1109         g_string_free(matcherstr, FALSE);
1110         return returnstr;
1111 }
1112
1113 static gchar *expand_tag_search_string(const gchar *search_string)
1114 {
1115         gchar *newstr = NULL;
1116         gchar **words = search_string ? g_strsplit(search_string, " ", -1):NULL;
1117         gint i = 0;
1118         while (words && words[i] && *words[i]) {
1119                 g_strstrip(words[i]);
1120                 if (!newstr) {
1121                         newstr = g_strdup_printf("tag regexpcase \"%s\"", words[i]);
1122                 } else {
1123                         gint o_len = strlen(newstr);
1124                         gint s_len = 18; /* strlen("|tag regexpcase \"\"") */
1125                         gint n_len = s_len + strlen(words[i]);
1126                         newstr = g_realloc(newstr,o_len+n_len+1);
1127                         strcpy(newstr+o_len, "|tag regexpcase \"");
1128                         strcpy(newstr+o_len+(s_len-1), words[i]);
1129                         strcpy(newstr+o_len+s_len, "\"");
1130                 }
1131                 i++;
1132         }
1133         g_strfreev(words);
1134         return newstr;
1135 }
1136
1137 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run)
1138 {
1139         quicksearch->running = run;
1140 }
1141
1142 gboolean quicksearch_is_running(QuickSearch *quicksearch)
1143 {
1144         return quicksearch->running;
1145 }
1146
1147 void quicksearch_pass_key(QuickSearch *quicksearch, guint val, GdkModifierType mod)
1148 {
1149         GtkEntry *entry = GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry);
1150         glong curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1151         guint32 c;
1152         char *str = g_strdup(gtk_entry_get_text(entry));
1153         char *begin = str;
1154         char *end = NULL;
1155         char *new = NULL;
1156         char key[7] = "";
1157         guint char_len = 0;
1158
1159         if (gtk_editable_get_selection_bounds(GTK_EDITABLE(entry), NULL, NULL)) {
1160                 /* remove selection */
1161                 gtk_editable_delete_selection(GTK_EDITABLE(entry));
1162                 curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1163                 /* refresh string */
1164                 g_free(str);
1165                 str = g_strdup(gtk_entry_get_text(entry));
1166                 begin = str;
1167         }
1168
1169         if (!(c = gdk_keyval_to_unicode(val))) {
1170                 g_free(str);
1171                 return;
1172         }
1173         char_len = g_unichar_to_utf8(c, key);
1174         if (char_len < 0)
1175                 return;
1176         key[char_len] = '\0';
1177         if (curpos < g_utf8_strlen(str, -1)) {
1178                 gchar *stop = g_utf8_offset_to_pointer(begin, curpos);
1179                 end = g_strdup(g_utf8_offset_to_pointer(str, curpos));
1180                 *stop = '\0';
1181                 new = g_strdup_printf("%s%s%s", begin, key, end);
1182                 gtk_entry_set_text(entry, new);
1183                 g_free(end);
1184         } else {
1185                 new = g_strdup_printf("%s%s", begin, key);
1186                 gtk_entry_set_text(entry, new);
1187         }
1188         g_free(str);
1189         g_free(new);
1190         gtk_editable_set_position(GTK_EDITABLE(entry), curpos+1);
1191
1192 }
1193
1194 static gboolean quicksearch_match_subfolder(QuickSearch *quicksearch,
1195                                  FolderItem *src)
1196 {
1197         GSList *msglist = NULL;
1198         GSList *cur;
1199         gboolean result = FALSE;
1200         gint num = 0, total = 0;
1201         gint interval = quicksearch_is_fast(quicksearch) ? 5000:100;
1202
1203         statusbar_print_all(_("Searching in %s... \n"),
1204                 src->path ? src->path : "(null)");
1205
1206         msglist = folder_item_get_msg_list(src);
1207         total = src->total_msgs;
1208         folder_item_update_freeze();
1209         for (cur = msglist; cur != NULL; cur = cur->next) {
1210                 MsgInfo *msg = (MsgInfo *)cur->data;
1211                 statusbar_progress_all(num++,total, interval);
1212                 if (quicksearch_match(quicksearch, msg)) {
1213                         result = TRUE;
1214                         break;
1215                 }
1216                 if (num % interval == 0)
1217                         GTK_EVENTS_FLUSH();
1218                 if (!quicksearch_is_active(quicksearch))
1219                         break;
1220         }
1221         folder_item_update_thaw();
1222         statusbar_progress_all(0,0,0);
1223         statusbar_pop_all();
1224
1225         procmsg_msg_list_free(msglist);
1226         return result;
1227 }
1228
1229 void quicksearch_search_subfolders(QuickSearch *quicksearch,
1230                                    FolderView *folderview,
1231                                    FolderItem *folder_item)
1232 {
1233         FolderItem *cur = NULL;
1234         GNode *node = folder_item->node->children;
1235
1236         if (!prefs_common.summary_quicksearch_recurse
1237         ||  quicksearch->in_typing == TRUE)
1238                 return;
1239
1240         for (; node != NULL; node = node->next) {
1241                 cur = FOLDER_ITEM(node->data);
1242                 if (quicksearch_match_subfolder(quicksearch, cur)) {
1243                         folderview_update_search_icon(cur, TRUE);
1244                 } else {
1245                         folderview_update_search_icon(cur, FALSE);
1246                 }
1247                 if (cur->node->children)
1248                         quicksearch_search_subfolders(quicksearch,
1249                                                       folderview,
1250                                                       cur);
1251         }
1252         quicksearch->root_folder_item = folder_item;
1253         if (!quicksearch_is_active(quicksearch))
1254                 quicksearch_reset_cur_folder_item(quicksearch);
1255 }
1256
1257 static void quicksearch_reset_folder_items(QuickSearch *quicksearch,
1258                                     FolderItem *folder_item)
1259 {
1260         FolderItem *cur = NULL;
1261         GNode *node = (folder_item && folder_item->node) ?
1262                         folder_item->node->children : NULL;
1263
1264         for (; node != NULL; node = node->next) {
1265                 cur = FOLDER_ITEM(node->data);
1266                 folderview_update_search_icon(cur, FALSE);
1267                 if (cur->node->children)
1268                         quicksearch_reset_folder_items(quicksearch,
1269                                                        cur);
1270         }
1271 }
1272
1273 void quicksearch_reset_cur_folder_item(QuickSearch *quicksearch)
1274 {
1275         if (quicksearch->root_folder_item)
1276                 quicksearch_reset_folder_items(quicksearch,
1277                                                quicksearch->root_folder_item);
1278
1279         quicksearch->root_folder_item = NULL;
1280 }
1281
1282 gboolean quicksearch_is_in_typing(QuickSearch *quicksearch)
1283 {
1284         return quicksearch->in_typing;
1285 }