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