src/gtk/quicksearch.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2009 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 "gtkcmoptionmenu.h"
  33 #include "utils.h"
  34 #include "combobox.h"
  35 #include "menu.h"
  36 #include "prefs_common.h"
  37 #include "description_window.h"
  38 #include "matcher.h"
  39 #include "matcher_parser.h"
  40 #include "quicksearch.h"
  41 #include "folderview.h"
  42 #include "folder.h"
  43 #include "prefs_matcher.h"
  44 #include "claws.h"
  45 #include "statusbar.h"
  46
  47 struct _QuickSearch
  48 {
  49         GtkWidget                       *hbox_search;
  50         GtkWidget                       *search_type;
  51         GtkWidget                       *search_type_opt;
  52         GtkWidget                       *search_string_entry;
  53         GtkWidget                       *search_condition_expression;
  54         GtkWidget                       *search_description;
  55         GtkWidget                       *clear_search;
  56
  57         gboolean                         active;
  58         gchar                           *search_string;
  59         MatcherList                     *matcher_list;
  60
  61         QuickSearchExecuteCallback       callback;
  62         gpointer                         callback_data;
  63         gboolean                         running;
  64         gboolean                         has_focus;
  65         gboolean                         matching;
  66         gboolean                         deferred_free;
  67         FolderItem                      *root_folder_item;
  68         gboolean                         is_fast;
  69         gboolean                         in_typing;
  70         guint                            press_timeout_id;
  71
  72         GList                           *normal_search_strings;
  73         GList                           *extended_search_strings;
  74
  75         /* dynamic and autorun qs settings are exclusive*/
  76         GtkWidget                        *dynamic_menuitem;
  77         GtkWidget                        *autorun_menuitem;
  78 };
  79
  80 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run);
  81 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active);
  82 static void quicksearch_reset_folder_items(QuickSearch *quicksearch, FolderItem *folder_item);
  83 static gchar *expand_search_string(const gchar *str);
  84 static gchar *expand_tag_search_string(const gchar *str);
  85
  86 gboolean quicksearch_is_fast(QuickSearch *quicksearch)
  87 {
  88         return quicksearch->is_fast;
  89 }
  90
  91 static void quicksearch_set_type(QuickSearch *quicksearch, gint type)
  92 {
  93         gint index;
  94         index = menu_find_option_menu_index(GTK_CMOPTION_MENU(quicksearch->search_type_opt),
  95                                         GINT_TO_POINTER(type),
  96                                         NULL);
  97         gtk_cmoption_menu_set_history(GTK_CMOPTION_MENU(quicksearch->search_type_opt), index);
  98 }
  99
 100 static gchar *quicksearch_get_text(QuickSearch * quicksearch)
 101 {
 102         gchar *search_string = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))), 0, -1);
 103
 104         g_strstrip(search_string);
 105         return search_string;
 106 }
 107
 108 static void quicksearch_set_popdown_strings(QuickSearch *quicksearch)
 109 {
 110         GtkWidget *search_string_entry = quicksearch->search_string_entry;
 111
 112         combobox_unset_popdown_strings(GTK_COMBO_BOX(search_string_entry));
 113
 114         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED)
 115                 combobox_set_popdown_strings(GTK_COMBO_BOX(search_string_entry),
 116                         quicksearch->extended_search_strings);
 117         else
 118                 combobox_set_popdown_strings(GTK_COMBO_BOX(search_string_entry),
 119                         quicksearch->normal_search_strings);
 120 }
 121
 122 static void prepare_matcher(QuickSearch *quicksearch)
 123 {
 124         gchar *search_string = quicksearch_get_text(quicksearch);
 125
 126         if (search_string == NULL || search_string[0] == '\0') {
 127                 quicksearch_set_active(quicksearch, FALSE);
 128         }
 129
 130         if (quicksearch->matcher_list != NULL) {
 131                 if (quicksearch->matching) {
 132                         quicksearch->deferred_free = TRUE;
 133                         g_free(search_string);
 134                         return;
 135                 }
 136                 quicksearch->deferred_free = FALSE;
 137                 matcherlist_free(quicksearch->matcher_list);
 138                 quicksearch->matcher_list = NULL;
 139         }
 140
 141         if (search_string == NULL || search_string[0] == '\0') {
 142                 g_free(search_string);
 143                 return;
 144         }
 145
 146         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 147                 char *newstr = NULL;
 148
 149                 newstr = expand_search_string(search_string);
 150                 if (newstr && newstr[0] != '\0') {
 151                         quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 152                         g_free(newstr);
 153                 } else {
 154                         quicksearch->matcher_list = NULL;
 155                         quicksearch_set_active(quicksearch, FALSE);
 156                         g_free(search_string);
 157                         return;
 158                 }
 159         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_TAG) {
 160                 char *newstr = expand_tag_search_string(search_string);
 161                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 162                 g_free(newstr);
 163         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED) {
 164                 char *newstr = expand_tag_search_string(search_string);
 165                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 166                 g_free(newstr);
 167                 g_free(quicksearch->search_string);
 168                 quicksearch->search_string = g_utf8_casefold(search_string, -1);
 169         } else {
 170                 quicksearch->is_fast = TRUE;
 171                 g_free(quicksearch->search_string);
 172                 quicksearch->search_string = g_utf8_casefold(search_string, -1);
 173         }
 174
 175         g_free(search_string);
 176         quicksearch_set_active(quicksearch, TRUE);
 177 }
 178
 179 static void update_extended_buttons (QuickSearch *quicksearch)
 180 {
 181         GtkWidget *expr_btn = quicksearch->search_condition_expression;
 182         GtkWidget *ext_btn = quicksearch->search_description;
 183
 184         cm_return_if_fail(expr_btn != NULL);
 185         cm_return_if_fail(ext_btn != NULL);
 186
 187         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 188                 gtk_widget_show(expr_btn);
 189                 gtk_widget_show(ext_btn);
 190         } else {
 191                 gtk_widget_hide(expr_btn);
 192                 gtk_widget_hide(ext_btn);
 193         }
 194 }
 195
 196 static gboolean searchbar_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 197                                   QuickSearch *qs)
 198 {
 199         qs->has_focus = TRUE;
 200         return FALSE;
 201 }
 202
 203 static gboolean searchbar_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 204                                   QuickSearch *qs)
 205 {
 206         qs->has_focus = FALSE;
 207         qs->in_typing = FALSE;
 208         return FALSE;
 209 }
 210
 211 gboolean quicksearch_has_focus(QuickSearch *quicksearch)
 212 {
 213         return quicksearch->has_focus;
 214 }
 215
 216 static void searchbar_run(QuickSearch *quicksearch, gboolean run_only_if_fast)
 217 {
 218         gchar *search_string = quicksearch_get_text(quicksearch);
 219
 220         prepare_matcher(quicksearch);
 221
 222         /* add to history, for extended search add only correct matching rules */
 223         if (!quicksearch->in_typing && search_string && strlen(search_string) != 0) {
 224                 switch (prefs_common.summary_quicksearch_type) {
 225                         case QUICK_SEARCH_EXTENDED:
 226                                 if (quicksearch->matcher_list) {
 227                                         quicksearch->extended_search_strings =
 228                                                 add_history(quicksearch->extended_search_strings,
 229                                                                 search_string);
 230                                         prefs_common.summary_quicksearch_history =
 231                                                 add_history(prefs_common.summary_quicksearch_history,
 232                                                                 search_string);
 233                                 }
 234                                 break;
 235                         default:
 236                                 quicksearch->normal_search_strings =
 237                                         add_history(quicksearch->normal_search_strings,
 238                                                         search_string);
 239                                 prefs_common.summary_quicksearch_history =
 240                                         add_history(prefs_common.summary_quicksearch_history,
 241                                                         search_string);
 242                                 break;
 243                 }
 244
 245                 quicksearch_set_popdown_strings(quicksearch);
 246
 247         }
 248
 249         if (run_only_if_fast && !quicksearch->is_fast) {
 250                 g_free(search_string);
 251                 return;
 252         }
 253         if (quicksearch->matcher_list == NULL &&
 254             prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED &&
 255             search_string && strlen(search_string) != 0) {
 256                 g_free(search_string);
 257                 return;
 258         }
 259         quicksearch_set_running(quicksearch, TRUE);
 260         if (quicksearch->callback != NULL)
 261                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 262         quicksearch_set_running(quicksearch, FALSE);
 263         g_free(search_string);
 264 }
 265
 266 static int searchbar_changed_timeout(void *data)
 267 {
 268         QuickSearch *qs = (QuickSearch *)data;
 269         if (qs && prefs_common.summary_quicksearch_dynamic) {
 270                 qs->in_typing = TRUE;
 271                 searchbar_run(qs, TRUE);
 272         }
 273         return FALSE;
 274 }
 275
 276 static void searchbar_changed_cb(GtkWidget *widget, QuickSearch *qs)
 277 {
 278         if (!qs->has_focus && prefs_common.summary_quicksearch_autorun) {
 279                 gtk_widget_grab_focus(qs->search_string_entry);
 280                 searchbar_run(qs, TRUE);
 281                 return;
 282         }
 283
 284         if (prefs_common.summary_quicksearch_dynamic) {
 285                 if (qs->press_timeout_id != -1) {
 286                         g_source_remove(qs->press_timeout_id);
 287                 }
 288                 qs->press_timeout_id = g_timeout_add(500,
 289                                 searchbar_changed_timeout, qs);
 290         }
 291
 292         if (!qs->has_focus)
 293                 gtk_widget_grab_focus(qs->search_string_entry);
 294 }
 295
 296 static gboolean searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
 297                                   QuickSearch *quicksearch)
 298 {
 299         if (event && (event->keyval == GDK_Escape)) {
 300                 gchar *str;
 301
 302                 quicksearch->in_typing = FALSE;
 303
 304                 str = quicksearch_get_text(quicksearch);
 305                 cm_return_val_if_fail(str != NULL, TRUE);
 306
 307                 /* If the string entry is empty -> hide quicksearch bar. If not -> empty it */
 308                 if (!*str) {
 309                         summaryview_activate_quicksearch(
 310                                 mainwindow_get_mainwindow()->summaryview,
 311                                 FALSE);
 312                 } else {
 313                         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 314                         gtk_widget_grab_focus(
 315                                         mainwindow_get_mainwindow()->summaryview->ctree);
 316                 }
 317                 g_free(str);
 318                 return TRUE;
 319         }
 320
 321         if (event != NULL && (event->keyval == GDK_Return || event->keyval == GDK_KP_Enter)) {
 322                 if (quicksearch->press_timeout_id != -1) {
 323                         g_source_remove(quicksearch->press_timeout_id);
 324                         quicksearch->press_timeout_id = -1;
 325                 }
 326                 quicksearch->in_typing = FALSE;
 327                 /* add expression to history list and exec quicksearch */
 328                 searchbar_run(quicksearch, FALSE);
 329
 330                 g_signal_stop_emission_by_name(G_OBJECT(widget), "key_press_event");
 331                 return TRUE;
 332         }
 333
 334         if (event && (event->keyval == GDK_Down || event->keyval == GDK_Up)) {
 335                 combobox_set_value_from_arrow_key(
 336                                 GTK_COMBO_BOX(quicksearch->search_string_entry),
 337                                 event->keyval);
 338                 return TRUE;
 339         }
 340
 341         return FALSE;
 342 }
 343
 344 static gboolean searchtype_changed(GtkMenuItem *widget, gpointer data)
 345 {
 346         QuickSearch *quicksearch = (QuickSearch *)data;
 347         gchar *search_string = quicksearch_get_text(quicksearch);
 348
 349         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(g_object_get_data(
 350                                    G_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 351                                    GTK_MENU(quicksearch->search_type)))), MENU_VAL_ID));
 352
 353         /* Show extended search description button, only when Extended is selected */
 354         update_extended_buttons(quicksearch);
 355         quicksearch_set_popdown_strings(quicksearch);
 356
 357         if (!search_string || *(search_string) == 0) {
 358                 g_free(search_string);
 359                 return TRUE;
 360         }
 361
 362         prepare_matcher(quicksearch);
 363
 364         quicksearch_set_running(quicksearch, TRUE);
 365         if (quicksearch->callback != NULL)
 366                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 367         quicksearch_set_running(quicksearch, FALSE);
 368         g_free(search_string);
 369         return TRUE;
 370 }
 371
 372 static gboolean searchtype_recursive_changed(GtkMenuItem *widget, gpointer data)
 373 {
 374         QuickSearch *quicksearch = (QuickSearch *)data;
 375         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 376         gchar *search_string = quicksearch_get_text(quicksearch);
 377
 378         prefs_common.summary_quicksearch_recurse = checked;
 379
 380         /* reselect the search type */
 381         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 382
 383         if (!search_string || *(search_string) == 0) {
 384                 g_free(search_string);
 385                 return TRUE;
 386         }
 387
 388         prepare_matcher(quicksearch);
 389
 390         quicksearch_set_running(quicksearch, TRUE);
 391         if (quicksearch->callback != NULL)
 392                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 393         quicksearch_set_running(quicksearch, FALSE);
 394         g_free(search_string);
 395         return TRUE;
 396 }
 397
 398 static gboolean searchtype_sticky_changed(GtkMenuItem *widget, gpointer data)
 399 {
 400         QuickSearch *quicksearch = (QuickSearch *)data;
 401         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 402
 403         prefs_common.summary_quicksearch_sticky = checked;
 404
 405         /* reselect the search type */
 406         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 407
 408         return TRUE;
 409 }
 410
 411 static gboolean searchtype_dynamic_changed(GtkMenuItem *widget, gpointer data)
 412 {
 413         QuickSearch *quicksearch = (QuickSearch *)data;
 414         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 415
 416         prefs_common.summary_quicksearch_dynamic = checked;
 417         if (checked)
 418                 gtk_check_menu_item_set_active(
 419                                 GTK_CHECK_MENU_ITEM(quicksearch->autorun_menuitem),
 420                                 FALSE);
 421
 422         /* reselect the search type */
 423         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 424
 425         return TRUE;
 426 }
 427
 428 static gboolean searchtype_autorun_changed(GtkMenuItem *widget, gpointer data)
 429 {
 430         QuickSearch *quicksearch = (QuickSearch *)data;
 431         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 432
 433         prefs_common.summary_quicksearch_autorun = checked;
 434         if (checked)
 435                 gtk_check_menu_item_set_active(
 436                                 GTK_CHECK_MENU_ITEM(quicksearch->dynamic_menuitem),
 437                                 FALSE);
 438
 439         /* reselect the search type */
 440         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 441
 442         return TRUE;
 443 }
 444
 445 /*
 446  * Strings describing how to use Extended Search
 447  *
 448  * When adding new lines, remember to put 2 strings for each line
 449  */
 450 static gchar *search_descr_strings[] = {
 451         "a",     N_("all messages"),
 452         "ag #",  N_("messages whose age is greater than #"),
 453         "al #",  N_("messages whose age is less than #"),
 454         "b S",   N_("messages which contain S in the message body"),
 455         "B S",   N_("messages which contain S in the whole message"),
 456         "c S",   N_("messages carbon-copied to S"),
 457         "C S",   N_("message is either to: or cc: to S"),
 458         "D",     N_("deleted messages"), /** how I can filter deleted messages **/
 459         "e S",   N_("messages which contain S in the Sender field"),
 460         "E S",   N_("true if execute \"S\" succeeds"),
 461         "f S",   N_("messages originating from user S"),
 462         "F",     N_("forwarded messages"),
 463         "h S",   N_("messages which contain header S"),
 464         "i S",   N_("messages which contain S in Message-ID header"),
 465         "I S",   N_("messages which contain S in In-Reply-To header"),
 466         "k #",   N_("messages which are marked with color #"),
 467         "L",     N_("locked messages"),
 468         "n S",   N_("messages which are in newsgroup S"),
 469         "N",     N_("new messages"),
 470         "O",     N_("old messages"),
 471         "p",     N_("incomplete messages (not entirely downloaded)"),
 472         "r",     N_("messages which have been replied to"),
 473         "R",     N_("read messages"),
 474         "s S",   N_("messages which contain S in subject"),
 475         "se #",  N_("messages whose score is equal to #"),
 476         "sg #",  N_("messages whose score is greater than #"),
 477         "sl #",  N_("messages whose score is lower than #"),
 478         "Se #",  N_("messages whose size is equal to #"),
 479         "Sg #",  N_("messages whose size is greater than #"),
 480         "Ss #",  N_("messages whose size is smaller than #"),
 481         "t S",   N_("messages which have been sent to S"),
 482         "tg S",  N_("messages which tags contain S"),
 483         "tagged",N_("messages which have tag(s)"),
 484         "T",     N_("marked messages"),
 485         "U",     N_("unread messages"),
 486         "x S",   N_("messages which contain S in References header"),
 487         "X \"cmd args\"", N_("messages returning 0 when passed to command - %F is message file"),
 488         "y S",   N_("messages which contain S in X-Label header"),
 489         "",      "" ,
 490         "&amp;",         N_("logical AND operator"),
 491         "|",     N_("logical OR operator"),
 492         "! or ~",       N_("logical NOT operator"),
 493         "%",     N_("case sensitive search"),
 494         "",      "" ,
 495         " ",     N_("all filtering expressions are allowed"),
 496         NULL,    NULL
 497 };
 498
 499 static DescriptionWindow search_descr = {
 500         NULL,
 501         NULL,
 502         2,
 503         N_("Extended Search"),
 504         N_("Extended Search allows the user to define criteria that messages must "
 505            "have in order to match and be displayed in the message list.\n"
 506            "The following symbols can be used:"),
 507         search_descr_strings
 508 };
 509
 510 static void search_description_cb(GtkWidget *widget)
 511 {
 512         description_window_create(&search_descr);
 513 };
 514
 515 static gboolean clear_search_cb(GtkMenuItem *widget, gpointer data)
 516 {
 517         QuickSearch *quicksearch = (QuickSearch *)data;
 518
 519         if (!quicksearch->active)
 520                 return TRUE;
 521
 522         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 523
 524         return TRUE;
 525 };
 526
 527 static void search_condition_expr_done(MatcherList * matchers)
 528 {
 529         gchar *str;
 530
 531         cm_return_if_fail(
 532                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 533
 534         if (matchers == NULL)
 535                 return;
 536
 537         str = matcherlist_to_string(matchers);
 538
 539         if (str != NULL) {
 540                 quicksearch_set(mainwindow_get_mainwindow()->summaryview->quicksearch,
 541                                 prefs_common.summary_quicksearch_type, str);
 542                 g_free(str);
 543
 544                 /* add expression to history list and exec quicksearch */
 545                 searchbar_run(mainwindow_get_mainwindow()->summaryview->quicksearch, FALSE);
 546         }
 547 }
 548
 549 static gboolean search_condition_expr(GtkMenuItem *widget, gpointer data)
 550 {
 551         gchar * cond_str;
 552         MatcherList * matchers = NULL;
 553
 554         cm_return_val_if_fail(
 555                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL,
 556                         FALSE);
 557
 558         /* re-use the current quicksearch value if it's a condition expression,
 559            otherwise ignore it silently */
 560         cond_str = quicksearch_get_text(mainwindow_get_mainwindow()->summaryview->quicksearch);
 561
 562         if (*cond_str != '\0') {
 563                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 564         }
 565
 566         prefs_matcher_open(matchers, search_condition_expr_done);
 567
 568         if (matchers != NULL)
 569                 matcherlist_free(matchers);
 570
 571         g_free(cond_str);
 572
 573         return TRUE;
 574 };
 575
 576 static void quicksearch_set_button(GtkButton *button, const gchar *icon, const gchar *text)
 577 {
 578         GList *children = gtk_container_get_children(GTK_CONTAINER(button));
 579         GList *cur;
 580         GtkWidget *box;
 581         gboolean icon_visible;
 582
 583         g_object_get(gtk_settings_get_default(),
 584                                          "gtk-button-images", &icon_visible,
 585                                          NULL);
 586
 587         for (cur = children; cur; cur = cur->next)
 588                 gtk_container_remove(GTK_CONTAINER(button), GTK_WIDGET(cur->data));
 589
 590         g_list_free(children);
 591         box = gtk_hbox_new(FALSE, 0);
 592
 593         gtk_container_add(GTK_CONTAINER(button), box);
 594         if (icon_visible || !text || !*text)
 595                 gtk_box_pack_start(GTK_BOX(box), gtk_image_new_from_stock(icon,
 596                         GTK_ICON_SIZE_BUTTON), FALSE, FALSE, 0);
 597         gtk_box_pack_start(GTK_BOX(box), gtk_label_new_with_mnemonic(text), FALSE, FALSE, 0);
 598         gtk_widget_show_all(box);
 599 }
 600
 601 QuickSearch *quicksearch_new()
 602 {
 603         QuickSearch *quicksearch;
 604
 605         GtkWidget *hbox_search;
 606         GtkWidget *search_type_opt;
 607         GtkWidget *search_type;
 608         GtkWidget *search_string_entry;
 609         GtkWidget *search_hbox;
 610         GtkWidget *search_description;
 611         GtkWidget *clear_search;
 612         GtkWidget *search_condition_expression;
 613         GtkWidget *menuitem;
 614         CLAWS_TIP_DECL();
 615         GtkWidget *vbox;
 616
 617         quicksearch = g_new0(QuickSearch, 1);
 618
 619         /* quick search */
 620         hbox_search = gtk_hbox_new(FALSE, 0);
 621
 622         search_type_opt = gtk_cmoption_menu_new();
 623         gtk_widget_show(search_type_opt);
 624         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 625
 626         search_type = gtk_menu_new();
 627         MENUITEM_ADD (search_type, menuitem,
 628                         prefs_common_translated_header_name("Subject"), QUICK_SEARCH_SUBJECT);
 629         g_signal_connect(G_OBJECT(menuitem), "activate",
 630                          G_CALLBACK(searchtype_changed),
 631                          quicksearch);
 632         MENUITEM_ADD (search_type, menuitem,
 633                         prefs_common_translated_header_name("From"), QUICK_SEARCH_FROM);
 634         g_signal_connect(G_OBJECT(menuitem), "activate",
 635                          G_CALLBACK(searchtype_changed),
 636                          quicksearch);
 637         MENUITEM_ADD (search_type, menuitem,
 638                         prefs_common_translated_header_name("To"), QUICK_SEARCH_TO);
 639         g_signal_connect(G_OBJECT(menuitem), "activate",
 640                          G_CALLBACK(searchtype_changed),
 641                          quicksearch);
 642         MENUITEM_ADD (search_type, menuitem,
 643                         prefs_common_translated_header_name("Tag"), QUICK_SEARCH_TAG);
 644         g_signal_connect(G_OBJECT(menuitem), "activate",
 645                          G_CALLBACK(searchtype_changed),
 646                          quicksearch);
 647         MENUITEM_ADD (search_type, menuitem,
 648                         _("From/To/Subject/Tag"), QUICK_SEARCH_MIXED);
 649         g_signal_connect(G_OBJECT(menuitem), "activate",
 650                          G_CALLBACK(searchtype_changed),
 651                          quicksearch);
 652         MENUITEM_ADD (search_type, menuitem, _("Extended"), QUICK_SEARCH_EXTENDED);
 653         g_signal_connect(G_OBJECT(menuitem), "activate",
 654                          G_CALLBACK(searchtype_changed),
 655                          quicksearch);
 656
 657         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), gtk_separator_menu_item_new());
 658
 659         menuitem = gtk_check_menu_item_new_with_label(_("Recursive"));
 660         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 661
 662         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 663                                         prefs_common.summary_quicksearch_recurse);
 664
 665         g_signal_connect(G_OBJECT(menuitem), "activate",
 666                          G_CALLBACK(searchtype_recursive_changed),
 667                          quicksearch);
 668
 669         menuitem = gtk_check_menu_item_new_with_label(_("Sticky"));
 670         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 671
 672         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 673                                         prefs_common.summary_quicksearch_sticky);
 674
 675         g_signal_connect(G_OBJECT(menuitem), "activate",
 676                          G_CALLBACK(searchtype_sticky_changed),
 677                          quicksearch);
 678
 679         menuitem = gtk_check_menu_item_new_with_label(_("Type-ahead"));
 680         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 681
 682         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 683                                         prefs_common.summary_quicksearch_dynamic);
 684
 685         quicksearch->dynamic_menuitem = menuitem;
 686
 687         g_signal_connect(G_OBJECT(menuitem), "activate",
 688                          G_CALLBACK(searchtype_dynamic_changed),
 689                          quicksearch);
 690
 691         menuitem = gtk_check_menu_item_new_with_label(_("Run on select"));
 692         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 693
 694         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 695                                         prefs_common.summary_quicksearch_autorun);
 696
 697         quicksearch->autorun_menuitem = menuitem;
 698
 699         g_signal_connect(G_OBJECT(menuitem), "activate",
 700                          G_CALLBACK(searchtype_autorun_changed),
 701                          quicksearch);
 702
 703         gtk_cmoption_menu_set_menu(GTK_CMOPTION_MENU(search_type_opt), search_type);
 704
 705         quicksearch->search_type_opt = search_type_opt;
 706         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 707
 708         gtk_widget_show(search_type);
 709
 710         search_string_entry = gtk_combo_box_entry_new_text ();
 711         gtk_combo_box_set_active(GTK_COMBO_BOX(search_string_entry), -1);
 712
 713         vbox = gtk_vbox_new(TRUE, 0);
 714         gtk_box_pack_start(GTK_BOX(vbox), search_string_entry, FALSE, FALSE, 0);
 715         gtk_box_pack_start(GTK_BOX(hbox_search), vbox, TRUE, TRUE, 4);
 716
 717         gtk_widget_show(vbox);
 718         gtk_widget_show(search_string_entry);
 719
 720         search_hbox = gtk_hbox_new(FALSE, 5);
 721         clear_search = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 722         gtk_box_pack_start(GTK_BOX(search_hbox), clear_search,
 723                            FALSE, FALSE, 0);
 724         g_signal_connect(G_OBJECT(clear_search), "clicked",
 725                          G_CALLBACK(clear_search_cb), quicksearch);
 726         CLAWS_SET_TIP(clear_search,
 727                              _("Clear the current search"));
 728         gtk_widget_show(clear_search);
 729
 730         search_condition_expression = gtk_button_new_from_stock(GTK_STOCK_EDIT);
 731         gtk_box_pack_start(GTK_BOX(search_hbox), search_condition_expression,
 732                            FALSE, FALSE, 0);
 733         g_signal_connect(G_OBJECT (search_condition_expression), "clicked",
 734                          G_CALLBACK(search_condition_expr),
 735                          quicksearch);
 736         CLAWS_SET_TIP(search_condition_expression,
 737                              _("Edit search criteria"));
 738         gtk_widget_show(search_condition_expression);
 739
 740         search_description = gtk_button_new_from_stock(GTK_STOCK_INFO);
 741         gtk_box_pack_start(GTK_BOX(search_hbox), search_description,
 742                            FALSE, FALSE, 0);
 743         g_signal_connect(G_OBJECT(search_description), "clicked",
 744                          G_CALLBACK(search_description_cb), NULL);
 745         CLAWS_SET_TIP(search_description,
 746                              _("Information about extended symbols"));
 747         gtk_widget_show(search_description);
 748
 749         gtk_box_pack_start(GTK_BOX(hbox_search), search_hbox, FALSE, FALSE, 2);
 750         gtk_widget_show(search_hbox);
 751
 752         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 753                            "key_press_event",
 754                            G_CALLBACK(searchbar_pressed),
 755                            quicksearch);
 756
 757         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 758                          "changed",
 759                          G_CALLBACK(searchbar_changed_cb),
 760                          quicksearch);
 761
 762         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 763                          "focus_in_event",
 764                          G_CALLBACK(searchbar_focus_evt_in),
 765                          quicksearch);
 766         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 767                          "focus_out_event",
 768                          G_CALLBACK(searchbar_focus_evt_out),
 769                          quicksearch);
 770
 771         quicksearch->hbox_search = hbox_search;
 772         quicksearch->search_type = search_type;
 773         quicksearch->search_string_entry = search_string_entry;
 774         quicksearch->search_condition_expression = search_condition_expression;
 775         quicksearch->search_description = search_description;
 776         quicksearch->matcher_list = NULL;
 777         quicksearch->active = FALSE;
 778         quicksearch->running = FALSE;
 779         quicksearch->clear_search = clear_search;
 780         quicksearch->in_typing = FALSE;
 781         quicksearch->press_timeout_id = -1;
 782         quicksearch->normal_search_strings = NULL;
 783         quicksearch->extended_search_strings = NULL;
 784
 785         quicksearch_set_button(GTK_BUTTON(quicksearch->search_description), GTK_STOCK_INFO, _("_Information"));
 786         quicksearch_set_button(GTK_BUTTON(quicksearch->search_condition_expression), GTK_STOCK_EDIT, _("_Edit"));
 787         quicksearch_set_button(GTK_BUTTON(quicksearch->clear_search), GTK_STOCK_CLEAR, _("_Clear"));
 788
 789         update_extended_buttons(quicksearch);
 790
 791         return quicksearch;
 792 }
 793
 794 void quicksearch_relayout(QuickSearch *quicksearch)
 795 {
 796         switch (prefs_common.layout_mode) {
 797         case NORMAL_LAYOUT:
 798         case WIDE_LAYOUT:
 799         case WIDE_MSGLIST_LAYOUT:
 800                 quicksearch_set_button(GTK_BUTTON(quicksearch->search_description), GTK_STOCK_INFO, _("_Information"));
 801                 quicksearch_set_button(GTK_BUTTON(quicksearch->search_condition_expression), GTK_STOCK_EDIT, _("_Edit"));
 802                 quicksearch_set_button(GTK_BUTTON(quicksearch->clear_search), GTK_STOCK_CLEAR, _("_Clear"));
 803                 break;
 804         case SMALL_LAYOUT:
 805         case VERTICAL_LAYOUT:
 806                 quicksearch_set_button(GTK_BUTTON(quicksearch->search_description), GTK_STOCK_INFO, "");
 807                 quicksearch_set_button(GTK_BUTTON(quicksearch->search_condition_expression), GTK_STOCK_EDIT, "");
 808                 quicksearch_set_button(GTK_BUTTON(quicksearch->clear_search), GTK_STOCK_CLEAR, "");
 809                 break;
 810         }
 811 }
 812
 813 GtkWidget *quicksearch_get_widget(QuickSearch *quicksearch)
 814 {
 815         return quicksearch->hbox_search;
 816 }
 817
 818 void quicksearch_show(QuickSearch *quicksearch)
 819 {
 820         MainWindow *mainwin = mainwindow_get_mainwindow();
 821         GtkWidget *ctree = NULL;
 822         prepare_matcher(quicksearch);
 823         gtk_widget_show(quicksearch->hbox_search);
 824         update_extended_buttons(quicksearch);
 825         gtk_widget_grab_focus(
 826                 GTK_WIDGET(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))));
 827
 828         GTK_EVENTS_FLUSH();
 829
 830         if (!mainwin || !mainwin->summaryview) {
 831                 return;
 832         }
 833
 834         ctree = summary_get_main_widget(mainwin->summaryview);
 835
 836         if (ctree && mainwin->summaryview->selected)
 837                 gtk_cmctree_node_moveto(GTK_CMCTREE(ctree),
 838                                 mainwin->summaryview->selected,
 839                                 0, 0.5, 0);
 840 }
 841
 842 void quicksearch_hide(QuickSearch *quicksearch)
 843 {
 844         if (quicksearch_is_active(quicksearch)) {
 845                 quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 846                 quicksearch_set_active(quicksearch, FALSE);
 847         }
 848         gtk_widget_hide(quicksearch->hbox_search);
 849 }
 850
 851 void quicksearch_set(QuickSearch *quicksearch, QuickSearchType type,
 852                      const gchar *matchstring)
 853 {
 854         quicksearch_set_type(quicksearch, type);
 855
 856         if (!matchstring || !(*matchstring))
 857                 quicksearch->in_typing = FALSE;
 858
 859         g_signal_handlers_block_by_func(G_OBJECT(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))),
 860                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 861         gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))),
 862                            matchstring);
 863         g_signal_handlers_unblock_by_func(G_OBJECT(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))),
 864                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 865
 866         prefs_common.summary_quicksearch_type = type;
 867
 868         prepare_matcher(quicksearch);
 869
 870         quicksearch_set_running(quicksearch, TRUE);
 871         if (quicksearch->callback != NULL)
 872                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 873         quicksearch_set_running(quicksearch, FALSE);
 874 }
 875
 876 gboolean quicksearch_is_active(QuickSearch *quicksearch)
 877 {
 878         return quicksearch->active &&
 879                 (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED
 880                  || quicksearch->matcher_list != NULL);
 881 }
 882
 883 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active)
 884 {
 885         static GdkColor yellow;
 886         static GdkColor red;
 887         static GdkColor black;
 888         static gboolean colors_initialised = FALSE;
 889         gboolean error = FALSE;
 890
 891         if (!colors_initialised) {
 892                 gdk_color_parse("#f5f6be", &yellow);
 893                 gdk_color_parse("#000000", &black);
 894                 gdk_color_parse("#ff7070", &red);
 895                 colors_initialised = gdk_colormap_alloc_color(
 896                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 897                 colors_initialised &= gdk_colormap_alloc_color(
 898                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 899                 colors_initialised &= gdk_colormap_alloc_color(
 900                         gdk_colormap_get_system(), &red, FALSE, TRUE);
 901         }
 902
 903         quicksearch->active = active;
 904
 905         if (active &&
 906                 (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED
 907                  && quicksearch->matcher_list == NULL))
 908                 error = TRUE;
 909
 910         if (active) {
 911                 gtk_widget_set_sensitive(quicksearch->clear_search, TRUE);
 912                 if (colors_initialised) {
 913                         gtk_widget_modify_base(
 914                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 915                                 GTK_STATE_NORMAL, error ? &red : &yellow);
 916                         gtk_widget_modify_text(
 917                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 918                                 GTK_STATE_NORMAL, &black);
 919                 }
 920         } else {
 921                 gtk_widget_set_sensitive(quicksearch->clear_search, FALSE);
 922                 if (colors_initialised) {
 923                         gtk_widget_modify_base(
 924                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 925                                 GTK_STATE_NORMAL, NULL);
 926                         gtk_widget_modify_text(
 927                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 928                                 GTK_STATE_NORMAL, NULL);
 929                 }
 930         }
 931
 932         if (!active) {
 933                 quicksearch_reset_cur_folder_item(quicksearch);
 934         }
 935 }
 936
 937 void quicksearch_set_execute_callback(QuickSearch *quicksearch,
 938                                       QuickSearchExecuteCallback callback,
 939                                       gpointer data)
 940 {
 941         quicksearch->callback = callback;
 942         quicksearch->callback_data = data;
 943 }
 944
 945 gboolean quicksearch_match(QuickSearch *quicksearch, MsgInfo *msginfo)
 946 {
 947         gchar *searched_header = NULL;
 948         gboolean result = FALSE;
 949         gchar *to = NULL, *from = NULL, *subject = NULL;
 950
 951         if (!quicksearch->active)
 952                 return TRUE;
 953
 954         switch (prefs_common.summary_quicksearch_type) {
 955         case QUICK_SEARCH_SUBJECT:
 956                 if (msginfo->subject)
 957                         searched_header = g_utf8_casefold(msginfo->subject, -1);
 958                 else
 959                         return FALSE;
 960                 break;
 961         case QUICK_SEARCH_FROM:
 962                 if (msginfo->from)
 963                         searched_header = g_utf8_casefold(msginfo->from, -1);
 964                 else
 965                         return FALSE;
 966                 break;
 967         case QUICK_SEARCH_TO:
 968                 if (msginfo->to)
 969                         searched_header = g_utf8_casefold(msginfo->to, -1);
 970                 else
 971                         return FALSE;
 972                 break;
 973         case QUICK_SEARCH_MIXED:
 974                 if (msginfo->to)
 975                         to = g_utf8_casefold(msginfo->to, -1);
 976                 if (msginfo->from)
 977                         from = g_utf8_casefold(msginfo->from, -1);
 978                 if (msginfo->subject)
 979                         subject = g_utf8_casefold(msginfo->subject, -1);
 980                 break;
 981         case QUICK_SEARCH_EXTENDED:
 982                 break;
 983         default:
 984                 debug_print("unknown search type (%d)\n", prefs_common.summary_quicksearch_type);
 985                 break;
 986         }
 987
 988         quicksearch->matching = TRUE;
 989         if (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED &&
 990             prefs_common.summary_quicksearch_type != QUICK_SEARCH_MIXED &&
 991             prefs_common.summary_quicksearch_type != QUICK_SEARCH_TAG &&
 992             quicksearch->search_string &&
 993             searched_header && strstr(searched_header, quicksearch->search_string) != NULL)
 994                 result = TRUE;
 995         else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED &&
 996                 quicksearch->search_string && (
 997                 (to && strstr(to, quicksearch->search_string) != NULL) ||
 998                 (from && strstr(from, quicksearch->search_string) != NULL) ||
 999                 (subject && strstr(subject, quicksearch->search_string) != NULL) ||
1000                 ((quicksearch->matcher_list != NULL) &&
1001                  matcherlist_match(quicksearch->matcher_list, msginfo))  ))
1002                 result = TRUE;
1003         else if ((quicksearch->matcher_list != NULL) &&
1004                  matcherlist_match(quicksearch->matcher_list, msginfo))
1005                 result = TRUE;
1006
1007         quicksearch->matching = FALSE;
1008         if (quicksearch->deferred_free) {
1009                 prepare_matcher(quicksearch);
1010         }
1011
1012         g_free(to);
1013         g_free(from);
1014         g_free(subject);
1015         g_free(searched_header);
1016
1017         return result;
1018 }
1019
1020 /* allow Mutt-like patterns in quick search */
1021 static gchar *expand_search_string(const gchar *search_string)
1022 {
1023         int i = 0;
1024         gchar term_char, save_char;
1025         gchar *cmd_start, *cmd_end;
1026         GString *matcherstr;
1027         gchar *returnstr = NULL;
1028         gchar *copy_str;
1029         gboolean casesens, dontmatch;
1030         /* list of allowed pattern abbreviations */
1031         struct {
1032                 gchar           *abbreviated;   /* abbreviation */
1033                 gchar           *command;       /* actual matcher command */
1034                 gint            numparams;      /* number of params for cmd */
1035                 gboolean        qualifier;      /* do we append regexpcase */
1036                 gboolean        quotes;         /* do we need quotes */
1037         }
1038         cmds[] = {
1039                 { "a",  "all",                          0,      FALSE,  FALSE },
1040                 { "ag", "age_greater",                  1,      FALSE,  FALSE },
1041                 { "al", "age_lower",                    1,      FALSE,  FALSE },
1042                 { "b",  "body_part",                    1,      TRUE,   TRUE  },
1043                 { "B",  "message",                      1,      TRUE,   TRUE  },
1044                 { "c",  "cc",                           1,      TRUE,   TRUE  },
1045                 { "C",  "to_or_cc",                     1,      TRUE,   TRUE  },
1046                 { "D",  "deleted",                      0,      FALSE,  FALSE },
1047                 { "e",  "header \"Sender\"",            1,      TRUE,   TRUE  },
1048                 { "E",  "execute",                      1,      FALSE,  TRUE  },
1049                 { "f",  "from",                         1,      TRUE,   TRUE  },
1050                 { "F",  "forwarded",                    0,      FALSE,  FALSE },
1051                 { "h",  "headers_part",                 1,      TRUE,   TRUE  },
1052                 { "i",  "header \"Message-ID\"",        1,      TRUE,   TRUE  },
1053                 { "I",  "inreplyto",                    1,      TRUE,   TRUE  },
1054                 { "k",  "colorlabel",                   1,      FALSE,  FALSE },
1055                 { "L",  "locked",                       0,      FALSE,  FALSE },
1056                 { "n",  "newsgroups",                   1,      TRUE,   TRUE  },
1057                 { "N",  "new",                          0,      FALSE,  FALSE },
1058                 { "O",  "~new",                         0,      FALSE,  FALSE },
1059                 { "r",  "replied",                      0,      FALSE,  FALSE },
1060                 { "R",  "~unread",                      0,      FALSE,  FALSE },
1061                 { "s",  "subject",                      1,      TRUE,   TRUE  },
1062                 { "se", "score_equal",                  1,      FALSE,  FALSE },
1063                 { "sg", "score_greater",                1,      FALSE,  FALSE },
1064                 { "sl", "score_lower",                  1,      FALSE,  FALSE },
1065                 { "Se", "size_equal",                   1,      FALSE,  FALSE },
1066                 { "Sg", "size_greater",                 1,      FALSE,  FALSE },
1067                 { "Ss", "size_smaller",                 1,      FALSE,  FALSE },
1068                 { "t",  "to",                           1,      TRUE,   TRUE  },
1069                 { "tg", "tag",                          1,      TRUE,   TRUE  },
1070                 { "T",  "marked",                       0,      FALSE,  FALSE },
1071                 { "U",  "unread",                       0,      FALSE,  FALSE },
1072                 { "x",  "header \"References\"",        1,      TRUE,   TRUE  },
1073                 { "X",  "test",                         1,      FALSE,  FALSE },
1074                 { "y",  "header \"X-Label\"",           1,      TRUE,   TRUE  },
1075                 { "&",  "&",                            0,      FALSE,  FALSE },
1076                 { "|",  "|",                            0,      FALSE,  FALSE },
1077                 { "p",  "partial",                      0,      FALSE,  FALSE },
1078                 { NULL, NULL,                           0,      FALSE,  FALSE }
1079         };
1080
1081         if (search_string == NULL)
1082                 return NULL;
1083
1084         copy_str = g_strdup(search_string);
1085
1086         matcherstr = g_string_sized_new(16);
1087         cmd_start = copy_str;
1088         while (cmd_start && *cmd_start) {
1089                 /* skip all white spaces */
1090                 while (*cmd_start && isspace((guchar)*cmd_start))
1091                         cmd_start++;
1092                 cmd_end = cmd_start;
1093
1094                 /* extract a command */
1095                 while (*cmd_end && !isspace((guchar)*cmd_end))
1096                         cmd_end++;
1097
1098                 /* save character */
1099                 save_char = *cmd_end;
1100                 *cmd_end = '\0';
1101
1102                 dontmatch = FALSE;
1103                 casesens = FALSE;
1104
1105                 /* ~ and ! mean logical NOT */
1106                 if (*cmd_start == '~' || *cmd_start == '!')
1107                 {
1108                         dontmatch = TRUE;
1109                         cmd_start++;
1110                 }
1111                 /* % means case sensitive match */
1112                 if (*cmd_start == '%')
1113                 {
1114                         casesens = TRUE;
1115                         cmd_start++;
1116                 }
1117
1118                 /* find matching abbreviation */
1119                 for (i = 0; cmds[i].command; i++) {
1120                         if (!strcmp(cmd_start, cmds[i].abbreviated)) {
1121                                 /* restore character */
1122                                 *cmd_end = save_char;
1123
1124                                 /* copy command */
1125                                 if (matcherstr->len > 0) {
1126                                         g_string_append(matcherstr, " ");
1127                                 }
1128                                 if (dontmatch)
1129                                         g_string_append(matcherstr, "~");
1130                                 g_string_append(matcherstr, cmds[i].command);
1131                                 g_string_append(matcherstr, " ");
1132
1133                                 /* stop if no params required */
1134                                 if (cmds[i].numparams == 0)
1135                                         break;
1136
1137                                 /* extract a parameter, allow quotes */
1138                                 while (*cmd_end && isspace((guchar)*cmd_end))
1139                                         cmd_end++;
1140
1141                                 cmd_start = cmd_end;
1142                                 if (*cmd_start == '"') {
1143                                         term_char = '"';
1144                                         cmd_end++;
1145                                 }
1146                                 else
1147                                         term_char = ' ';
1148
1149                                 /* extract actual parameter */
1150                                 while ((*cmd_end) && (*cmd_end != term_char))
1151                                         cmd_end++;
1152
1153                                 if (*cmd_end == '"')
1154                                         cmd_end++;
1155
1156                                 save_char = *cmd_end;
1157                                 *cmd_end = '\0';
1158
1159                                 if (cmds[i].qualifier) {
1160                                         if (casesens)
1161                                                 g_string_append(matcherstr, "regexp ");
1162                                         else
1163                                                 g_string_append(matcherstr, "regexpcase ");
1164                                 }
1165
1166                                 /* do we need to add quotes ? */
1167                                 if (cmds[i].quotes && term_char != '"')
1168                                         g_string_append(matcherstr, "\"");
1169
1170                                 /* copy actual parameter */
1171                                 g_string_append(matcherstr, cmd_start);
1172
1173                                 /* do we need to add quotes ? */
1174                                 if (cmds[i].quotes && term_char != '"')
1175                                         g_string_append(matcherstr, "\"");
1176
1177                                 /* restore original character */
1178                                 *cmd_end = save_char;
1179
1180                                 break;
1181                         }
1182                 }
1183
1184                 if (*cmd_end)
1185                         cmd_end++;
1186                 cmd_start = cmd_end;
1187         }
1188
1189         g_free(copy_str);
1190
1191         /* return search string if no match is found to allow
1192            all available filtering expressions in quicksearch */
1193         if (matcherstr->len > 0) returnstr = matcherstr->str;
1194         else returnstr = g_strdup(search_string);
1195         g_string_free(matcherstr, FALSE);
1196         return returnstr;
1197 }
1198
1199 static gchar *expand_tag_search_string(const gchar *search_string)
1200 {
1201         gchar *newstr = NULL;
1202         gchar **words = search_string ? g_strsplit(search_string, " ", -1):NULL;
1203         gint i = 0;
1204         while (words && words[i] && *words[i]) {
1205                 g_strstrip(words[i]);
1206                 if (!newstr) {
1207                         newstr = g_strdup_printf("tag regexpcase \"%s\"", words[i]);
1208                 } else {
1209                         gint o_len = strlen(newstr);
1210                         gint s_len = 18; /* strlen("|tag regexpcase \"\"") */
1211                         gint n_len = s_len + strlen(words[i]);
1212                         newstr = g_realloc(newstr,o_len+n_len+1);
1213                         strcpy(newstr+o_len, "|tag regexpcase \"");
1214                         strcpy(newstr+o_len+(s_len-1), words[i]);
1215                         strcpy(newstr+o_len+(n_len-1), "\"");
1216                 }
1217                 i++;
1218         }
1219         g_strfreev(words);
1220         return newstr;
1221 }
1222
1223 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run)
1224 {
1225         quicksearch->running = run;
1226 }
1227
1228 gboolean quicksearch_is_running(QuickSearch *quicksearch)
1229 {
1230         return quicksearch->running;
1231 }
1232
1233 void quicksearch_pass_key(QuickSearch *quicksearch, guint val, GdkModifierType mod)
1234 {
1235         GtkEntry *entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))));
1236         glong curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1237         guint32 c;
1238         char *str = g_strdup(gtk_entry_get_text(entry));
1239         char *begin = str;
1240         char *end = NULL;
1241         char *new = NULL;
1242         char key[7] = "";
1243         guint char_len = 0;
1244
1245         if (gtk_editable_get_selection_bounds(GTK_EDITABLE(entry), NULL, NULL)) {
1246                 /* remove selection */
1247                 gtk_editable_delete_selection(GTK_EDITABLE(entry));
1248                 curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1249                 /* refresh string */
1250                 g_free(str);
1251                 str = g_strdup(gtk_entry_get_text(entry));
1252                 begin = str;
1253         }
1254
1255         if (!(c = gdk_keyval_to_unicode(val))) {
1256                 g_free(str);
1257                 return;
1258         }
1259         char_len = g_unichar_to_utf8(c, key);
1260         if (char_len < 0)
1261                 return;
1262         key[char_len] = '\0';
1263         if (curpos < g_utf8_strlen(str, -1)) {
1264                 gchar *stop = g_utf8_offset_to_pointer(begin, curpos);
1265                 end = g_strdup(g_utf8_offset_to_pointer(str, curpos));
1266                 *stop = '\0';
1267                 new = g_strdup_printf("%s%s%s", begin, key, end);
1268                 gtk_entry_set_text(entry, new);
1269                 g_free(end);
1270         } else {
1271                 new = g_strdup_printf("%s%s", begin, key);
1272                 gtk_entry_set_text(entry, new);
1273         }
1274         g_free(str);
1275         g_free(new);
1276         gtk_editable_set_position(GTK_EDITABLE(entry), curpos+1);
1277
1278 }
1279
1280 static gboolean quicksearch_match_subfolder(QuickSearch *quicksearch,
1281                                  FolderItem *src)
1282 {
1283         GSList *msglist = NULL;
1284         GSList *cur;
1285         gboolean result = FALSE;
1286         gint num = 0, total = 0;
1287         gint interval = quicksearch_is_fast(quicksearch) ? 5000:100;
1288
1289         statusbar_print_all(_("Searching in %s... \n"),
1290                 src->path ? src->path : "(null)");
1291
1292         msglist = folder_item_get_msg_list(src);
1293         total = src->total_msgs;
1294         folder_item_update_freeze();
1295         for (cur = msglist; cur != NULL; cur = cur->next) {
1296                 MsgInfo *msg = (MsgInfo *)cur->data;
1297                 statusbar_progress_all(num++,total, interval);
1298                 if (quicksearch_match(quicksearch, msg)) {
1299                         result = TRUE;
1300                         break;
1301                 }
1302                 if (num % interval == 0)
1303                         GTK_EVENTS_FLUSH();
1304                 if (!quicksearch_is_active(quicksearch))
1305                         break;
1306         }
1307         folder_item_update_thaw();
1308         statusbar_progress_all(0,0,0);
1309         statusbar_pop_all();
1310
1311         procmsg_msg_list_free(msglist);
1312         return result;
1313 }
1314
1315 gboolean quicksearch_is_in_subfolder(QuickSearch *quicksearch, FolderItem *cur)
1316 {
1317         if (quicksearch->root_folder_item == NULL)
1318                 return FALSE;
1319
1320         while (cur) {
1321                 if (cur == quicksearch->root_folder_item) {
1322                         return TRUE;
1323                 }
1324                 cur = folder_item_parent(cur);
1325         }
1326         return FALSE;
1327 }
1328
1329 void quicksearch_search_subfolders(QuickSearch *quicksearch,
1330                                    FolderView *folderview,
1331                                    FolderItem *folder_item)
1332 {
1333         FolderItem *cur = NULL;
1334         GNode *node = folder_item->node->children;
1335
1336         if (!prefs_common.summary_quicksearch_recurse
1337         ||  quicksearch->in_typing == TRUE)
1338                 return;
1339
1340         for (; node != NULL; node = node->next) {
1341                 cur = FOLDER_ITEM(node->data);
1342                 if (quicksearch_match_subfolder(quicksearch, cur)) {
1343                         folderview_update_search_icon(cur, TRUE);
1344                 } else {
1345                         folderview_update_search_icon(cur, FALSE);
1346                 }
1347                 if (cur->node->children)
1348                         quicksearch_search_subfolders(quicksearch,
1349                                                       folderview,
1350                                                       cur);
1351         }
1352         quicksearch->root_folder_item = folder_item;
1353         if (!quicksearch_is_active(quicksearch))
1354                 quicksearch_reset_cur_folder_item(quicksearch);
1355 }
1356
1357 static void quicksearch_reset_folder_items(QuickSearch *quicksearch,
1358                                     FolderItem *folder_item)
1359 {
1360         FolderItem *cur = NULL;
1361         GNode *node = (folder_item && folder_item->node) ?
1362                         folder_item->node->children : NULL;
1363
1364         for (; node != NULL; node = node->next) {
1365                 cur = FOLDER_ITEM(node->data);
1366                 folderview_update_search_icon(cur, FALSE);
1367                 if (cur->node->children)
1368                         quicksearch_reset_folder_items(quicksearch,
1369                                                        cur);
1370         }
1371 }
1372
1373 void quicksearch_reset_cur_folder_item(QuickSearch *quicksearch)
1374 {
1375         if (quicksearch->root_folder_item)
1376                 quicksearch_reset_folder_items(quicksearch,
1377                                                quicksearch->root_folder_item);
1378
1379         quicksearch->root_folder_item = NULL;
1380 }
1381
1382 gboolean quicksearch_is_in_typing(QuickSearch *quicksearch)
1383 {
1384         return quicksearch->in_typing;
1385 }
1386
1387 void quicksearch_set_search_strings(QuickSearch *quicksearch)
1388 {
1389         GList *strings = prefs_common.summary_quicksearch_history;
1390         gchar *newstr = NULL;
1391         MatcherList *matcher_list = NULL;
1392
1393         if (!strings)
1394                 return;
1395
1396         matcher_parser_disable_warnings(TRUE);
1397
1398         do {
1399                 newstr = expand_search_string((gchar *) strings->data);
1400                 if (newstr && newstr[0] != '\0') {
1401                         if (!strchr(newstr, ' ')) {
1402                                 quicksearch->normal_search_strings =
1403                                         g_list_append(
1404                                                 quicksearch->normal_search_strings,
1405                                                 strings->data);
1406                                 g_free(newstr);
1407                                 continue;
1408                         }
1409
1410                         matcher_list = matcher_parser_get_cond(newstr, FALSE);
1411                         g_free(newstr);
1412
1413                         if (matcher_list) {
1414                                 quicksearch->extended_search_strings =
1415                                         g_list_prepend(
1416                                                 quicksearch->extended_search_strings,
1417                                                 g_strdup(strings->data));
1418                                 matcherlist_free(matcher_list);
1419                         } else
1420                                 quicksearch->normal_search_strings =
1421                                         g_list_prepend(
1422                                                 quicksearch->normal_search_strings,
1423                                                 g_strdup(strings->data));
1424                 }
1425
1426         } while ((strings = g_list_next(strings)) != NULL);
1427
1428         matcher_parser_disable_warnings(FALSE);
1429
1430         quicksearch->normal_search_strings = g_list_reverse(quicksearch->normal_search_strings);
1431         quicksearch->extended_search_strings = g_list_reverse(quicksearch->extended_search_strings);
1432
1433         quicksearch_set_popdown_strings(quicksearch);
1434 }