src/gtk/quicksearch.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Colin Leroy <colin@colino.net>
   4  * and the Claws Mail team
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #ifdef HAVE_CONFIG_H
  22 #  include "config.h"
  23 #endif
  24
  25 #include <glib.h>
  26 #include <glib/gi18n.h>
  27 #include <ctype.h>
  28
  29 #include <gtk/gtk.h>
  30 #include <gdk/gdkkeysyms.h>
  31
  32 #include "utils.h"
  33 #include "combobox.h"
  34 #include "menu.h"
  35 #include "prefs_common.h"
  36 #include "description_window.h"
  37 #include "matcher.h"
  38 #include "matcher_parser.h"
  39 #include "quicksearch.h"
  40 #include "folderview.h"
  41 #include "folder.h"
  42 #include "prefs_matcher.h"
  43 #include "claws.h"
  44 #include "statusbar.h"
  45
  46 struct _QuickSearch
  47 {
  48         GtkWidget                       *hbox_search;
  49         GtkWidget                       *search_type;
  50         GtkWidget                       *search_type_opt;
  51         GtkWidget                       *search_string_entry;
  52         GtkWidget                       *search_condition_expression;
  53         GtkWidget                       *search_description;
  54         GtkWidget                       *clear_search;
  55
  56         gboolean                         active;
  57         gchar                           *search_string;
  58         MatcherList                     *matcher_list;
  59
  60         QuickSearchExecuteCallback       callback;
  61         gpointer                         callback_data;
  62         gboolean                         running;
  63         gboolean                         has_focus;
  64         gboolean                         matching;
  65         gboolean                         deferred_free;
  66         FolderItem                      *root_folder_item;
  67         gboolean                         is_fast;
  68         gboolean                         in_typing;
  69         guint                            press_timeout_id;
  70
  71         /* dynamic and autorun qs settings are exclusive*/
  72         GtkWidget                        *dynamic_menuitem;
  73         GtkWidget                        *autorun_menuitem;
  74 };
  75
  76 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run);
  77 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active);
  78 static void quicksearch_reset_folder_items(QuickSearch *quicksearch, FolderItem *folder_item);
  79 static gchar *expand_search_string(const gchar *str);
  80 static gchar *expand_tag_search_string(const gchar *str);
  81
  82 gboolean quicksearch_is_fast(QuickSearch *quicksearch)
  83 {
  84         return quicksearch->is_fast;
  85 }
  86
  87 static void quicksearch_set_type(QuickSearch *quicksearch, gint type)
  88 {
  89         gint index;
  90         index = menu_find_option_menu_index(GTK_OPTION_MENU(quicksearch->search_type_opt),
  91                                         GINT_TO_POINTER(type),
  92                                         NULL);
  93         gtk_option_menu_set_history(GTK_OPTION_MENU(quicksearch->search_type_opt), index);
  94 }
  95
  96 static void prepare_matcher(QuickSearch *quicksearch)
  97 {
  98         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child));
  99
 100         if (search_string == NULL || search_string[0] == '\0') {
 101                 quicksearch_set_active(quicksearch, FALSE);
 102         }
 103
 104         if (quicksearch->matcher_list != NULL) {
 105                 if (quicksearch->matching) {
 106                         quicksearch->deferred_free = TRUE;
 107                         return;
 108                 }
 109                 quicksearch->deferred_free = FALSE;
 110                 matcherlist_free(quicksearch->matcher_list);
 111                 quicksearch->matcher_list = NULL;
 112         }
 113
 114         if (search_string == NULL || search_string[0] == '\0') {
 115                 return;
 116         }
 117
 118         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 119                 char *newstr = NULL;
 120
 121                 newstr = expand_search_string(search_string);
 122                 if (newstr && newstr[0] != '\0') {
 123                         quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 124                         g_free(newstr);
 125                 } else {
 126                         quicksearch->matcher_list = NULL;
 127                         quicksearch_set_active(quicksearch, FALSE);
 128
 129                         return;
 130                 }
 131         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_TAG) {
 132                 char *newstr = expand_tag_search_string(search_string);
 133                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 134                 g_free(newstr);
 135         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED) {
 136                 char *newstr = expand_tag_search_string(search_string);
 137                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 138                 g_free(newstr);
 139                 g_free(quicksearch->search_string);
 140                 quicksearch->search_string = g_strdup(search_string);
 141         } else {
 142                 quicksearch->is_fast = TRUE;
 143                 g_free(quicksearch->search_string);
 144                 quicksearch->search_string = g_strdup(search_string);
 145         }
 146
 147         quicksearch_set_active(quicksearch, TRUE);
 148 }
 149
 150 static void update_extended_buttons (QuickSearch *quicksearch)
 151 {
 152         GtkWidget *expr_btn = quicksearch->search_condition_expression;
 153         GtkWidget *ext_btn = quicksearch->search_description;
 154
 155         g_return_if_fail(expr_btn != NULL);
 156         g_return_if_fail(ext_btn != NULL);
 157
 158         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 159                 gtk_widget_show(expr_btn);
 160                 gtk_widget_show(ext_btn);
 161         } else {
 162                 gtk_widget_hide(expr_btn);
 163                 gtk_widget_hide(ext_btn);
 164         }
 165 }
 166
 167 static gboolean searchbar_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 168                                   QuickSearch *qs)
 169 {
 170         qs->has_focus = TRUE;
 171         return FALSE;
 172 }
 173
 174 static gboolean searchbar_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 175                                   QuickSearch *qs)
 176 {
 177         qs->has_focus = FALSE;
 178         qs->in_typing = FALSE;
 179         return FALSE;
 180 }
 181
 182 gboolean quicksearch_has_focus(QuickSearch *quicksearch)
 183 {
 184         return quicksearch->has_focus;
 185 }
 186
 187 static void searchbar_run(QuickSearch *quicksearch, gboolean run_only_if_fast)
 188 {
 189         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child));
 190
 191         /* add to history */
 192         if (!quicksearch->in_typing && search_string && strlen(search_string) != 0) {
 193                 combobox_unset_popdown_strings(GTK_COMBO_BOX(quicksearch->search_string_entry));
 194                 prefs_common.summary_quicksearch_history =
 195                         add_history(prefs_common.summary_quicksearch_history,
 196                                         search_string);
 197                 combobox_set_popdown_strings(GTK_COMBO_BOX(quicksearch->search_string_entry),
 198                         prefs_common.summary_quicksearch_history);
 199         }
 200
 201         prepare_matcher(quicksearch);
 202         if (run_only_if_fast && !quicksearch->is_fast)
 203                 return;
 204         if (quicksearch->matcher_list == NULL &&
 205             prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED &&
 206             search_string && strlen(search_string) != 0)
 207                 return;
 208         quicksearch_set_running(quicksearch, TRUE);
 209         if (quicksearch->callback != NULL)
 210                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 211         quicksearch_set_running(quicksearch, FALSE);
 212 }
 213
 214 static int searchbar_changed_timeout(void *data)
 215 {
 216         QuickSearch *qs = (QuickSearch *)data;
 217         if (qs && prefs_common.summary_quicksearch_dynamic) {
 218                 qs->in_typing = TRUE;
 219                 searchbar_run(qs, TRUE);
 220         }
 221         return FALSE;
 222 }
 223
 224 static void searchbar_changed_cb(GtkWidget *widget, QuickSearch *qs)
 225 {
 226         if (!qs->has_focus && prefs_common.summary_quicksearch_autorun) {
 227                 gtk_widget_grab_focus(qs->search_string_entry);
 228                 searchbar_run(qs, TRUE);
 229                 return;
 230         }
 231
 232         if (prefs_common.summary_quicksearch_dynamic) {
 233                 if (qs->press_timeout_id != -1) {
 234                         g_source_remove(qs->press_timeout_id);
 235                 }
 236                 qs->press_timeout_id = g_timeout_add(500,
 237                                 searchbar_changed_timeout, qs);
 238         }
 239
 240         if (!qs->has_focus)
 241                 gtk_widget_grab_focus(qs->search_string_entry);
 242 }
 243
 244 static gboolean searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
 245                                   QuickSearch *quicksearch)
 246 {
 247         if (event && (event->keyval == GDK_Escape)) {
 248                 const gchar *str;
 249
 250                 quicksearch->in_typing = FALSE;
 251
 252                 str = gtk_entry_get_text(GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child));
 253                 g_return_val_if_fail(str != NULL, TRUE);
 254
 255                 /* If the string entry is empty -> hide quicksearch bar. If not -> empty it */
 256                 if (!*str) {
 257                         summaryview_activate_quicksearch(
 258                                 mainwindow_get_mainwindow()->summaryview,
 259                                 FALSE);
 260                 } else {
 261                         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 262                         gtk_widget_grab_focus(
 263                                         mainwindow_get_mainwindow()->summaryview->ctree);
 264                 }
 265                 return TRUE;
 266         }
 267
 268         if (event != NULL && (event->keyval == GDK_Return || event->keyval == GDK_KP_Enter)) {
 269                 if (quicksearch->press_timeout_id != -1) {
 270                         g_source_remove(quicksearch->press_timeout_id);
 271                         quicksearch->press_timeout_id = -1;
 272                 }
 273                 quicksearch->in_typing = FALSE;
 274                 /* add expression to history list and exec quicksearch */
 275                 searchbar_run(quicksearch, FALSE);
 276
 277                 g_signal_stop_emission_by_name(G_OBJECT(widget), "key_press_event");
 278                 return TRUE;
 279         }
 280
 281         if (event && (event->keyval == GDK_Down || event->keyval == GDK_Up)) {
 282                 combobox_set_value_from_arrow_key(
 283                                 GTK_COMBO_BOX(quicksearch->search_string_entry),
 284                                 event->keyval);
 285                 return TRUE;
 286         }
 287
 288         return FALSE;
 289 }
 290
 291 static gboolean searchtype_changed(GtkMenuItem *widget, gpointer data)
 292 {
 293         QuickSearch *quicksearch = (QuickSearch *)data;
 294         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child));
 295
 296         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(g_object_get_data(
 297                                    G_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 298                                    GTK_MENU(quicksearch->search_type)))), MENU_VAL_ID));
 299
 300         /* Show extended search description button, only when Extended is selected */
 301         update_extended_buttons(quicksearch);
 302
 303         if (!search_string || strlen(search_string) == 0) {
 304                 return TRUE;
 305         }
 306
 307         prepare_matcher(quicksearch);
 308
 309         quicksearch_set_running(quicksearch, TRUE);
 310         if (quicksearch->callback != NULL)
 311                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 312         quicksearch_set_running(quicksearch, FALSE);
 313         return TRUE;
 314 }
 315
 316 static gboolean searchtype_recursive_changed(GtkMenuItem *widget, gpointer data)
 317 {
 318         QuickSearch *quicksearch = (QuickSearch *)data;
 319         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 320         const gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child));
 321
 322         prefs_common.summary_quicksearch_recurse = checked;
 323
 324         /* reselect the search type */
 325         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 326
 327         if (!search_string || strlen(search_string) == 0) {
 328                 return TRUE;
 329         }
 330
 331         prepare_matcher(quicksearch);
 332
 333         quicksearch_set_running(quicksearch, TRUE);
 334         if (quicksearch->callback != NULL)
 335                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 336         quicksearch_set_running(quicksearch, FALSE);
 337         return TRUE;
 338 }
 339
 340 static gboolean searchtype_sticky_changed(GtkMenuItem *widget, gpointer data)
 341 {
 342         QuickSearch *quicksearch = (QuickSearch *)data;
 343         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 344
 345         prefs_common.summary_quicksearch_sticky = checked;
 346
 347         /* reselect the search type */
 348         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 349
 350         return TRUE;
 351 }
 352
 353 static gboolean searchtype_dynamic_changed(GtkMenuItem *widget, gpointer data)
 354 {
 355         QuickSearch *quicksearch = (QuickSearch *)data;
 356         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 357
 358         prefs_common.summary_quicksearch_dynamic = checked;
 359         if (checked)
 360                 gtk_check_menu_item_set_active(
 361                                 GTK_CHECK_MENU_ITEM(quicksearch->autorun_menuitem),
 362                                 FALSE);
 363
 364         /* reselect the search type */
 365         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 366
 367         return TRUE;
 368 }
 369
 370 static gboolean searchtype_autorun_changed(GtkMenuItem *widget, gpointer data)
 371 {
 372         QuickSearch *quicksearch = (QuickSearch *)data;
 373         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 374
 375         prefs_common.summary_quicksearch_autorun = checked;
 376         if (checked)
 377                 gtk_check_menu_item_set_active(
 378                                 GTK_CHECK_MENU_ITEM(quicksearch->dynamic_menuitem),
 379                                 FALSE);
 380
 381         /* reselect the search type */
 382         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 383
 384         return TRUE;
 385 }
 386
 387 /*
 388  * Strings describing how to use Extended Search
 389  *
 390  * When adding new lines, remember to put 2 strings for each line
 391  */
 392 static gchar *search_descr_strings[] = {
 393         "a",     N_("all messages"),
 394         "ag #",  N_("messages whose age is greater than #"),
 395         "al #",  N_("messages whose age is less than #"),
 396         "b S",   N_("messages which contain S in the message body"),
 397         "B S",   N_("messages which contain S in the whole message"),
 398         "c S",   N_("messages carbon-copied to S"),
 399         "C S",   N_("message is either to: or cc: to S"),
 400         "D",     N_("deleted messages"), /** how I can filter deleted messages **/
 401         "e S",   N_("messages which contain S in the Sender field"),
 402         "E S",   N_("true if execute \"S\" succeeds"),
 403         "f S",   N_("messages originating from user S"),
 404         "F",     N_("forwarded messages"),
 405         "h S",   N_("messages which contain header S"),
 406         "i S",   N_("messages which contain S in Message-ID header"),
 407         "I S",   N_("messages which contain S in inreplyto header"),
 408         "k #",   N_("messages which are marked with color #"),
 409         "L",     N_("locked messages"),
 410         "n S",   N_("messages which are in newsgroup S"),
 411         "N",     N_("new messages"),
 412         "O",     N_("old messages"),
 413         "p",     N_("incomplete messages (not entirely downloaded)"),
 414         "r",     N_("messages which have been replied to"),
 415         "R",     N_("read messages"),
 416         "s S",   N_("messages which contain S in subject"),
 417         "se #",  N_("messages whose score is equal to #"),
 418         "sg #",  N_("messages whose score is greater than #"),
 419         "sl #",  N_("messages whose score is lower than #"),
 420         "Se #",  N_("messages whose size is equal to #"),
 421         "Sg #",  N_("messages whose size is greater than #"),
 422         "Ss #",  N_("messages whose size is smaller than #"),
 423         "t S",   N_("messages which have been sent to S"),
 424         "tg S",  N_("messages which tags contain S"),
 425         "tagged",N_("messages which have tag(s)"),
 426         "T",     N_("marked messages"),
 427         "U",     N_("unread messages"),
 428         "x S",   N_("messages which contain S in References header"),
 429         "X \"cmd args\"", N_("messages returning 0 when passed to command - %F is message file"),
 430         "y S",   N_("messages which contain S in X-Label header"),
 431         "",      "" ,
 432         "&amp;",         N_("logical AND operator"),
 433         "|",     N_("logical OR operator"),
 434         "! or ~",       N_("logical NOT operator"),
 435         "%",     N_("case sensitive search"),
 436         "",      "" ,
 437         " ",     N_("all filtering expressions are allowed"),
 438         NULL,    NULL
 439 };
 440
 441 static DescriptionWindow search_descr = {
 442         NULL,
 443         NULL,
 444         2,
 445         N_("Extended Search"),
 446         N_("Extended Search allows the user to define criteria that messages must "
 447            "have in order to match and be displayed in the message list.\n\n"
 448            "The following symbols can be used:"),
 449         search_descr_strings
 450 };
 451
 452 static void search_description_cb(GtkWidget *widget)
 453 {
 454         description_window_create(&search_descr);
 455 };
 456
 457 static gboolean clear_search_cb(GtkMenuItem *widget, gpointer data)
 458 {
 459         QuickSearch *quicksearch = (QuickSearch *)data;
 460
 461         if (!quicksearch->active)
 462                 return TRUE;
 463
 464         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 465
 466         return TRUE;
 467 };
 468
 469 static void search_condition_expr_done(MatcherList * matchers)
 470 {
 471         gchar *str;
 472
 473         g_return_if_fail(
 474                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 475
 476         if (matchers == NULL)
 477                 return;
 478
 479         str = matcherlist_to_string(matchers);
 480
 481         if (str != NULL) {
 482                 quicksearch_set(mainwindow_get_mainwindow()->summaryview->quicksearch,
 483                                 prefs_common.summary_quicksearch_type, str);
 484                 g_free(str);
 485
 486                 /* add expression to history list and exec quicksearch */
 487                 searchbar_run(mainwindow_get_mainwindow()->summaryview->quicksearch, FALSE);
 488         }
 489 }
 490
 491 static gboolean search_condition_expr(GtkMenuItem *widget, gpointer data)
 492 {
 493         const gchar * cond_str;
 494         MatcherList * matchers = NULL;
 495
 496         g_return_val_if_fail(
 497                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL,
 498                         FALSE);
 499
 500         /* re-use the current quicksearch value if it's a condition expression,
 501            otherwise ignore it silently */
 502         cond_str = gtk_entry_get_text(
 503                         GTK_ENTRY(GTK_BIN(mainwindow_get_mainwindow()->summaryview->quicksearch->
 504                         search_string_entry)->child));
 505         if (*cond_str != '\0') {
 506                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 507         }
 508
 509         prefs_matcher_open(matchers, search_condition_expr_done);
 510
 511         if (matchers != NULL)
 512                 matcherlist_free(matchers);
 513
 514         return TRUE;
 515 };
 516
 517 QuickSearch *quicksearch_new()
 518 {
 519         QuickSearch *quicksearch;
 520
 521         GtkWidget *hbox_search;
 522         GtkWidget *search_type_opt;
 523         GtkWidget *search_type;
 524         GtkWidget *search_string_entry;
 525         GtkWidget *search_hbox;
 526         GtkWidget *search_description;
 527         GtkWidget *clear_search;
 528         GtkWidget *search_condition_expression;
 529         GtkWidget *menuitem;
 530         GtkTooltips *tips = gtk_tooltips_new();
 531         GtkWidget *vbox;
 532
 533         quicksearch = g_new0(QuickSearch, 1);
 534
 535         /* quick search */
 536         hbox_search = gtk_hbox_new(FALSE, 0);
 537
 538         search_type_opt = gtk_option_menu_new();
 539         gtk_widget_show(search_type_opt);
 540         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 541
 542         search_type = gtk_menu_new();
 543         MENUITEM_ADD (search_type, menuitem,
 544                         prefs_common_translated_header_name("Subject"), QUICK_SEARCH_SUBJECT);
 545         g_signal_connect(G_OBJECT(menuitem), "activate",
 546                          G_CALLBACK(searchtype_changed),
 547                          quicksearch);
 548         MENUITEM_ADD (search_type, menuitem,
 549                         prefs_common_translated_header_name("From"), QUICK_SEARCH_FROM);
 550         g_signal_connect(G_OBJECT(menuitem), "activate",
 551                          G_CALLBACK(searchtype_changed),
 552                          quicksearch);
 553         MENUITEM_ADD (search_type, menuitem,
 554                         prefs_common_translated_header_name("To"), QUICK_SEARCH_TO);
 555         g_signal_connect(G_OBJECT(menuitem), "activate",
 556                          G_CALLBACK(searchtype_changed),
 557                          quicksearch);
 558         MENUITEM_ADD (search_type, menuitem,
 559                         prefs_common_translated_header_name("Tag"), QUICK_SEARCH_TAG);
 560         g_signal_connect(G_OBJECT(menuitem), "activate",
 561                          G_CALLBACK(searchtype_changed),
 562                          quicksearch);
 563         MENUITEM_ADD (search_type, menuitem,
 564                         _("From/To/Subject/Tag"), QUICK_SEARCH_MIXED);
 565         g_signal_connect(G_OBJECT(menuitem), "activate",
 566                          G_CALLBACK(searchtype_changed),
 567                          quicksearch);
 568         MENUITEM_ADD (search_type, menuitem, _("Extended"), QUICK_SEARCH_EXTENDED);
 569         g_signal_connect(G_OBJECT(menuitem), "activate",
 570                          G_CALLBACK(searchtype_changed),
 571                          quicksearch);
 572
 573         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), gtk_separator_menu_item_new());
 574
 575         menuitem = gtk_check_menu_item_new_with_label(_("Recursive"));
 576         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 577
 578         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 579                                         prefs_common.summary_quicksearch_recurse);
 580
 581         g_signal_connect(G_OBJECT(menuitem), "activate",
 582                          G_CALLBACK(searchtype_recursive_changed),
 583                          quicksearch);
 584
 585         menuitem = gtk_check_menu_item_new_with_label(_("Sticky"));
 586         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 587
 588         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 589                                         prefs_common.summary_quicksearch_sticky);
 590
 591         g_signal_connect(G_OBJECT(menuitem), "activate",
 592                          G_CALLBACK(searchtype_sticky_changed),
 593                          quicksearch);
 594
 595         menuitem = gtk_check_menu_item_new_with_label(_("Type-ahead"));
 596         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 597
 598         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 599                                         prefs_common.summary_quicksearch_dynamic);
 600
 601         quicksearch->dynamic_menuitem = menuitem;
 602
 603         g_signal_connect(G_OBJECT(menuitem), "activate",
 604                          G_CALLBACK(searchtype_dynamic_changed),
 605                          quicksearch);
 606
 607         menuitem = gtk_check_menu_item_new_with_label(_("Run on select"));
 608         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 609
 610         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 611                                         prefs_common.summary_quicksearch_autorun);
 612
 613         quicksearch->autorun_menuitem = menuitem;
 614
 615         g_signal_connect(G_OBJECT(menuitem), "activate",
 616                          G_CALLBACK(searchtype_autorun_changed),
 617                          quicksearch);
 618
 619         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 620
 621         quicksearch->search_type_opt = search_type_opt;
 622         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 623
 624         gtk_widget_show(search_type);
 625
 626         search_string_entry = gtk_combo_box_entry_new_text ();
 627         gtk_combo_box_set_active(GTK_COMBO_BOX(search_string_entry), -1);
 628         if (prefs_common.summary_quicksearch_history)
 629                 combobox_set_popdown_strings(GTK_COMBO_BOX(search_string_entry),
 630                         prefs_common.summary_quicksearch_history);
 631
 632         vbox = gtk_vbox_new(TRUE, 0);
 633         gtk_box_pack_start(GTK_BOX(vbox), search_string_entry, FALSE, FALSE, 0);
 634         gtk_box_pack_start(GTK_BOX(hbox_search), vbox, FALSE, FALSE, 4);
 635
 636         gtk_widget_show(vbox);
 637         gtk_widget_show(search_string_entry);
 638
 639         search_hbox = gtk_hbox_new(FALSE, 5);
 640
 641 #if GTK_CHECK_VERSION(2, 8, 0)
 642         clear_search = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 643 #else
 644         clear_search = gtk_button_new_with_label(_(" Clear "));
 645 #endif
 646         gtk_box_pack_start(GTK_BOX(search_hbox), clear_search,
 647                            FALSE, FALSE, 0);
 648         g_signal_connect(G_OBJECT(clear_search), "clicked",
 649                          G_CALLBACK(clear_search_cb), quicksearch);
 650         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips),
 651                              clear_search,
 652                              _("Clear the current search"), NULL);
 653         gtk_widget_show(clear_search);
 654
 655 #if GTK_CHECK_VERSION(2, 8, 0)
 656         search_condition_expression = gtk_button_new_from_stock(GTK_STOCK_EDIT);
 657 #else
 658         search_condition_expression = gtk_button_new_with_label(" ... ");
 659 #endif
 660         gtk_box_pack_start(GTK_BOX(search_hbox), search_condition_expression,
 661                            FALSE, FALSE, 0);
 662         g_signal_connect(G_OBJECT (search_condition_expression), "clicked",
 663                          G_CALLBACK(search_condition_expr),
 664                          quicksearch);
 665         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips),
 666                              search_condition_expression,
 667                              _("Edit search criteria"), NULL);
 668         gtk_widget_show(search_condition_expression);
 669
 670 #if GTK_CHECK_VERSION(2, 8, 0)
 671         search_description = gtk_button_new_from_stock(GTK_STOCK_INFO);
 672 #else
 673         search_description = gtk_button_new_with_label(_(" Extended Symbols... "));
 674 #endif
 675         gtk_box_pack_start(GTK_BOX(search_hbox), search_description,
 676                            FALSE, FALSE, 0);
 677         g_signal_connect(G_OBJECT(search_description), "clicked",
 678                          G_CALLBACK(search_description_cb), NULL);
 679         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips),
 680                              search_description,
 681                              _("Information about extended symbols"), NULL);
 682         gtk_widget_show(search_description);
 683
 684         gtk_box_pack_start(GTK_BOX(hbox_search), search_hbox, FALSE, FALSE, 2);
 685         gtk_widget_show(search_hbox);
 686
 687         g_signal_connect(G_OBJECT(GTK_BIN(search_string_entry)->child),
 688                            "key_press_event",
 689                            G_CALLBACK(searchbar_pressed),
 690                            quicksearch);
 691
 692         g_signal_connect(G_OBJECT(GTK_BIN(search_string_entry)->child),
 693                          "changed",
 694                          G_CALLBACK(searchbar_changed_cb),
 695                          quicksearch);
 696
 697         g_signal_connect(G_OBJECT(GTK_BIN(search_string_entry)->child),
 698                          "focus_in_event",
 699                          G_CALLBACK(searchbar_focus_evt_in),
 700                          quicksearch);
 701         g_signal_connect(G_OBJECT(GTK_BIN(search_string_entry)->child),
 702                          "focus_out_event",
 703                          G_CALLBACK(searchbar_focus_evt_out),
 704                          quicksearch);
 705
 706         quicksearch->hbox_search = hbox_search;
 707         quicksearch->search_type = search_type;
 708         quicksearch->search_string_entry = search_string_entry;
 709         quicksearch->search_condition_expression = search_condition_expression;
 710         quicksearch->search_description = search_description;
 711         quicksearch->matcher_list = NULL;
 712         quicksearch->active = FALSE;
 713         quicksearch->running = FALSE;
 714         quicksearch->clear_search = clear_search;
 715         quicksearch->in_typing = FALSE;
 716         quicksearch->press_timeout_id = -1;
 717
 718         update_extended_buttons(quicksearch);
 719
 720         return quicksearch;
 721 }
 722
 723 void quicksearch_relayout(QuickSearch *quicksearch)
 724 {
 725         switch (prefs_common.layout_mode) {
 726         case NORMAL_LAYOUT:
 727         case WIDE_LAYOUT:
 728         case WIDE_MSGLIST_LAYOUT:
 729 #if GTK_CHECK_VERSION(2, 8, 0)
 730                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), GTK_STOCK_INFO);
 731                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), GTK_STOCK_EDIT);
 732                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), GTK_STOCK_CLEAR);
 733 #else
 734                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), _(" Extended Symbols... "));
 735                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), " ... ");
 736                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), _(" Clear "));
 737 #endif
 738                 break;
 739         case VERTICAL_LAYOUT:
 740 #if GTK_CHECK_VERSION(2, 8, 0)
 741                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), "");
 742                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), "");
 743                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), "");
 744
 745                 gtk_button_set_image(GTK_BUTTON(quicksearch->search_description),
 746                         gtk_image_new_from_stock(GTK_STOCK_INFO, GTK_ICON_SIZE_BUTTON));
 747                 gtk_button_set_image(GTK_BUTTON(quicksearch->search_condition_expression),
 748                         gtk_image_new_from_stock(GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON));
 749                 gtk_button_set_image(GTK_BUTTON(quicksearch->clear_search),
 750                         gtk_image_new_from_stock(GTK_STOCK_CLEAR, GTK_ICON_SIZE_BUTTON));
 751 #else
 752                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), _("Info"));
 753                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), "...");
 754                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), _("Clear"));
 755 #endif
 756                 break;
 757         }
 758 }
 759
 760 GtkWidget *quicksearch_get_widget(QuickSearch *quicksearch)
 761 {
 762         return quicksearch->hbox_search;
 763 }
 764
 765 void quicksearch_show(QuickSearch *quicksearch)
 766 {
 767         MainWindow *mainwin = mainwindow_get_mainwindow();
 768         GtkWidget *ctree = NULL;
 769         prepare_matcher(quicksearch);
 770         gtk_widget_show(quicksearch->hbox_search);
 771         update_extended_buttons(quicksearch);
 772         gtk_widget_grab_focus(
 773                 GTK_WIDGET(GTK_BIN(quicksearch->search_string_entry)->child));
 774
 775         GTK_EVENTS_FLUSH();
 776
 777         if (!mainwin || !mainwin->summaryview) {
 778                 return;
 779         }
 780
 781         ctree = summary_get_main_widget(mainwin->summaryview);
 782
 783         if (ctree && mainwin->summaryview->selected)
 784                 gtk_ctree_node_moveto(GTK_CTREE(ctree),
 785                                 mainwin->summaryview->selected,
 786                                 0, 0.5, 0);
 787 }
 788
 789 void quicksearch_hide(QuickSearch *quicksearch)
 790 {
 791         if (quicksearch_is_active(quicksearch)) {
 792                 quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 793                 quicksearch_set_active(quicksearch, FALSE);
 794         }
 795         gtk_widget_hide(quicksearch->hbox_search);
 796 }
 797
 798 void quicksearch_set(QuickSearch *quicksearch, QuickSearchType type,
 799                      const gchar *matchstring)
 800 {
 801         quicksearch_set_type(quicksearch, type);
 802
 803         if (!matchstring || !(*matchstring))
 804                 quicksearch->in_typing = FALSE;
 805
 806         g_signal_handlers_block_by_func(G_OBJECT(GTK_BIN(quicksearch->search_string_entry)->child),
 807                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 808         gtk_entry_set_text(GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child),
 809                            matchstring);
 810         g_signal_handlers_unblock_by_func(G_OBJECT(GTK_BIN(quicksearch->search_string_entry)->child),
 811                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 812
 813         prefs_common.summary_quicksearch_type = type;
 814
 815         prepare_matcher(quicksearch);
 816
 817         quicksearch_set_running(quicksearch, TRUE);
 818         if (quicksearch->callback != NULL)
 819                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 820         quicksearch_set_running(quicksearch, FALSE);
 821 }
 822
 823 gboolean quicksearch_is_active(QuickSearch *quicksearch)
 824 {
 825         return quicksearch->active &&
 826                 (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED
 827                  || quicksearch->matcher_list != NULL);
 828 }
 829
 830 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active)
 831 {
 832         static GdkColor yellow;
 833         static GdkColor red;
 834         static GdkColor black;
 835         static gboolean colors_initialised = FALSE;
 836         gboolean error = FALSE;
 837
 838         if (!colors_initialised) {
 839                 gdk_color_parse("#f5f6be", &yellow);
 840                 gdk_color_parse("#000000", &black);
 841                 gdk_color_parse("#ff7070", &red);
 842                 colors_initialised = gdk_colormap_alloc_color(
 843                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 844                 colors_initialised &= gdk_colormap_alloc_color(
 845                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 846                 colors_initialised &= gdk_colormap_alloc_color(
 847                         gdk_colormap_get_system(), &red, FALSE, TRUE);
 848         }
 849
 850         quicksearch->active = active;
 851
 852         if (active &&
 853                 (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED
 854                  && quicksearch->matcher_list == NULL))
 855                 error = TRUE;
 856
 857         if (active) {
 858                 gtk_widget_set_sensitive(quicksearch->clear_search, TRUE);
 859                 if (colors_initialised) {
 860                         gtk_widget_modify_base(
 861                                 GTK_BIN(quicksearch->search_string_entry)->child,
 862                                 GTK_STATE_NORMAL, error ? &red : &yellow);
 863                         gtk_widget_modify_text(
 864                                 GTK_BIN(quicksearch->search_string_entry)->child,
 865                                 GTK_STATE_NORMAL, &black);
 866                 }
 867         } else {
 868                 gtk_widget_set_sensitive(quicksearch->clear_search, FALSE);
 869                 if (colors_initialised) {
 870                         gtk_widget_modify_base(
 871                                 GTK_BIN(quicksearch->search_string_entry)->child,
 872                                 GTK_STATE_NORMAL, NULL);
 873                         gtk_widget_modify_text(
 874                                 GTK_BIN(quicksearch->search_string_entry)->child,
 875                                 GTK_STATE_NORMAL, NULL);
 876                 }
 877         }
 878
 879         if (!active) {
 880                 quicksearch_reset_cur_folder_item(quicksearch);
 881         }
 882 }
 883
 884 void quicksearch_set_execute_callback(QuickSearch *quicksearch,
 885                                       QuickSearchExecuteCallback callback,
 886                                       gpointer data)
 887 {
 888         quicksearch->callback = callback;
 889         quicksearch->callback_data = data;
 890 }
 891
 892 gboolean quicksearch_match(QuickSearch *quicksearch, MsgInfo *msginfo)
 893 {
 894         gchar *searched_header = NULL;
 895         gboolean result = FALSE;
 896
 897         if (!quicksearch->active)
 898                 return TRUE;
 899
 900         switch (prefs_common.summary_quicksearch_type) {
 901         case QUICK_SEARCH_SUBJECT:
 902                 searched_header = msginfo->subject;
 903                 break;
 904         case QUICK_SEARCH_FROM:
 905                 searched_header = msginfo->from;
 906                 break;
 907         case QUICK_SEARCH_TO:
 908                 searched_header = msginfo->to;
 909                 break;
 910         case QUICK_SEARCH_MIXED:
 911                 break;
 912         case QUICK_SEARCH_EXTENDED:
 913                 break;
 914         default:
 915                 debug_print("unknown search type (%d)\n", prefs_common.summary_quicksearch_type);
 916                 break;
 917         }
 918         quicksearch->matching = TRUE;
 919         if (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED &&
 920             prefs_common.summary_quicksearch_type != QUICK_SEARCH_MIXED &&
 921             prefs_common.summary_quicksearch_type != QUICK_SEARCH_TAG &&
 922             quicksearch->search_string &&
 923             searched_header && strcasestr(searched_header, quicksearch->search_string) != NULL)
 924                 result = TRUE;
 925         else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED &&
 926                 quicksearch->search_string && (
 927                 (msginfo->to && strcasestr(msginfo->to, quicksearch->search_string) != NULL) ||
 928                 (msginfo->from && strcasestr(msginfo->from, quicksearch->search_string) != NULL) ||
 929                 (msginfo->subject && strcasestr(msginfo->subject, quicksearch->search_string) != NULL) ||
 930                 ((quicksearch->matcher_list != NULL) &&
 931                  matcherlist_match(quicksearch->matcher_list, msginfo))  ))
 932                 result = TRUE;
 933         else if ((quicksearch->matcher_list != NULL) &&
 934                  matcherlist_match(quicksearch->matcher_list, msginfo))
 935                 result = TRUE;
 936
 937         quicksearch->matching = FALSE;
 938         if (quicksearch->deferred_free) {
 939                 prepare_matcher(quicksearch);
 940         }
 941
 942         return result;
 943 }
 944
 945 /* allow Mutt-like patterns in quick search */
 946 static gchar *expand_search_string(const gchar *search_string)
 947 {
 948         int i = 0;
 949         gchar term_char, save_char;
 950         gchar *cmd_start, *cmd_end;
 951         GString *matcherstr;
 952         gchar *returnstr = NULL;
 953         gchar *copy_str;
 954         gboolean casesens, dontmatch;
 955         /* list of allowed pattern abbreviations */
 956         struct {
 957                 gchar           *abbreviated;   /* abbreviation */
 958                 gchar           *command;       /* actual matcher command */
 959                 gint            numparams;      /* number of params for cmd */
 960                 gboolean        qualifier;      /* do we append regexpcase */
 961                 gboolean        quotes;         /* do we need quotes */
 962         }
 963         cmds[] = {
 964                 { "a",  "all",                          0,      FALSE,  FALSE },
 965                 { "ag", "age_greater",                  1,      FALSE,  FALSE },
 966                 { "al", "age_lower",                    1,      FALSE,  FALSE },
 967                 { "b",  "body_part",                    1,      TRUE,   TRUE  },
 968                 { "B",  "message",                      1,      TRUE,   TRUE  },
 969                 { "c",  "cc",                           1,      TRUE,   TRUE  },
 970                 { "C",  "to_or_cc",                     1,      TRUE,   TRUE  },
 971                 { "D",  "deleted",                      0,      FALSE,  FALSE },
 972                 { "e",  "header \"Sender\"",            1,      TRUE,   TRUE  },
 973                 { "E",  "execute",                      1,      FALSE,  TRUE  },
 974                 { "f",  "from",                         1,      TRUE,   TRUE  },
 975                 { "F",  "forwarded",                    0,      FALSE,  FALSE },
 976                 { "h",  "headers_part",                 1,      TRUE,   TRUE  },
 977                 { "i",  "header \"Message-ID\"",        1,      TRUE,   TRUE  },
 978                 { "I",  "inreplyto",                    1,      TRUE,   TRUE  },
 979                 { "k",  "colorlabel",                   1,      FALSE,  FALSE },
 980                 { "L",  "locked",                       0,      FALSE,  FALSE },
 981                 { "n",  "newsgroups",                   1,      TRUE,   TRUE  },
 982                 { "N",  "new",                          0,      FALSE,  FALSE },
 983                 { "O",  "~new",                         0,      FALSE,  FALSE },
 984                 { "r",  "replied",                      0,      FALSE,  FALSE },
 985                 { "R",  "~unread",                      0,      FALSE,  FALSE },
 986                 { "s",  "subject",                      1,      TRUE,   TRUE  },
 987                 { "se", "score_equal",                  1,      FALSE,  FALSE },
 988                 { "sg", "score_greater",                1,      FALSE,  FALSE },
 989                 { "sl", "score_lower",                  1,      FALSE,  FALSE },
 990                 { "Se", "size_equal",                   1,      FALSE,  FALSE },
 991                 { "Sg", "size_greater",                 1,      FALSE,  FALSE },
 992                 { "Ss", "size_smaller",                 1,      FALSE,  FALSE },
 993                 { "t",  "to",                           1,      TRUE,   TRUE  },
 994                 { "tg", "tag",                          1,      TRUE,   TRUE  },
 995                 { "T",  "marked",                       0,      FALSE,  FALSE },
 996                 { "U",  "unread",                       0,      FALSE,  FALSE },
 997                 { "x",  "header \"References\"",        1,      TRUE,   TRUE  },
 998                 { "X",  "test",                         1,      FALSE,  FALSE },
 999                 { "y",  "header \"X-Label\"",           1,      TRUE,   TRUE  },
1000                 { "&",  "&",                            0,      FALSE,  FALSE },
1001                 { "|",  "|",                            0,      FALSE,  FALSE },
1002                 { "p",  "partial",                      0,      FALSE,  FALSE },
1003                 { NULL, NULL,                           0,      FALSE,  FALSE }
1004         };
1005
1006         if (search_string == NULL)
1007                 return NULL;
1008
1009         copy_str = g_strdup(search_string);
1010
1011         matcherstr = g_string_sized_new(16);
1012         cmd_start = copy_str;
1013         while (cmd_start && *cmd_start) {
1014                 /* skip all white spaces */
1015                 while (*cmd_start && isspace((guchar)*cmd_start))
1016                         cmd_start++;
1017                 cmd_end = cmd_start;
1018
1019                 /* extract a command */
1020                 while (*cmd_end && !isspace((guchar)*cmd_end))
1021                         cmd_end++;
1022
1023                 /* save character */
1024                 save_char = *cmd_end;
1025                 *cmd_end = '\0';
1026
1027                 dontmatch = FALSE;
1028                 casesens = FALSE;
1029
1030                 /* ~ and ! mean logical NOT */
1031                 if (*cmd_start == '~' || *cmd_start == '!')
1032                 {
1033                         dontmatch = TRUE;
1034                         cmd_start++;
1035                 }
1036                 /* % means case sensitive match */
1037                 if (*cmd_start == '%')
1038                 {
1039                         casesens = TRUE;
1040                         cmd_start++;
1041                 }
1042
1043                 /* find matching abbreviation */
1044                 for (i = 0; cmds[i].command; i++) {
1045                         if (!strcmp(cmd_start, cmds[i].abbreviated)) {
1046                                 /* restore character */
1047                                 *cmd_end = save_char;
1048
1049                                 /* copy command */
1050                                 if (matcherstr->len > 0) {
1051                                         g_string_append(matcherstr, " ");
1052                                 }
1053                                 if (dontmatch)
1054                                         g_string_append(matcherstr, "~");
1055                                 g_string_append(matcherstr, cmds[i].command);
1056                                 g_string_append(matcherstr, " ");
1057
1058                                 /* stop if no params required */
1059                                 if (cmds[i].numparams == 0)
1060                                         break;
1061
1062                                 /* extract a parameter, allow quotes */
1063                                 while (*cmd_end && isspace((guchar)*cmd_end))
1064                                         cmd_end++;
1065
1066                                 cmd_start = cmd_end;
1067                                 if (*cmd_start == '"') {
1068                                         term_char = '"';
1069                                         cmd_end++;
1070                                 }
1071                                 else
1072                                         term_char = ' ';
1073
1074                                 /* extract actual parameter */
1075                                 while ((*cmd_end) && (*cmd_end != term_char))
1076                                         cmd_end++;
1077
1078                                 if (*cmd_end == '"')
1079                                         cmd_end++;
1080
1081                                 save_char = *cmd_end;
1082                                 *cmd_end = '\0';
1083
1084                                 if (cmds[i].qualifier) {
1085                                         if (casesens)
1086                                                 g_string_append(matcherstr, "regexp ");
1087                                         else
1088                                                 g_string_append(matcherstr, "regexpcase ");
1089                                 }
1090
1091                                 /* do we need to add quotes ? */
1092                                 if (cmds[i].quotes && term_char != '"')
1093                                         g_string_append(matcherstr, "\"");
1094
1095                                 /* copy actual parameter */
1096                                 g_string_append(matcherstr, cmd_start);
1097
1098                                 /* do we need to add quotes ? */
1099                                 if (cmds[i].quotes && term_char != '"')
1100                                         g_string_append(matcherstr, "\"");
1101
1102                                 /* restore original character */
1103                                 *cmd_end = save_char;
1104
1105                                 break;
1106                         }
1107                 }
1108
1109                 if (*cmd_end)
1110                         cmd_end++;
1111                 cmd_start = cmd_end;
1112         }
1113
1114         g_free(copy_str);
1115
1116         /* return search string if no match is found to allow
1117            all available filtering expressions in quicksearch */
1118         if (matcherstr->len > 0) returnstr = matcherstr->str;
1119         else returnstr = g_strdup(search_string);
1120
1121         g_string_free(matcherstr, FALSE);
1122         return returnstr;
1123 }
1124
1125 static gchar *expand_tag_search_string(const gchar *search_string)
1126 {
1127         gchar *newstr = NULL;
1128         gchar **words = search_string ? g_strsplit(search_string, " ", -1):NULL;
1129         gint i = 0;
1130         while (words && words[i] && *words[i]) {
1131                 g_strstrip(words[i]);
1132                 if (!newstr) {
1133                         newstr = g_strdup_printf("tag regexpcase \"%s\"", words[i]);
1134                 } else {
1135                         gint o_len = strlen(newstr);
1136                         gint s_len = 18; /* strlen("|tag regexpcase \"\"") */
1137                         gint n_len = s_len + strlen(words[i]);
1138                         newstr = g_realloc(newstr,o_len+n_len+1);
1139                         strcpy(newstr+o_len, "|tag regexpcase \"");
1140                         strcpy(newstr+o_len+(s_len-1), words[i]);
1141                         strcpy(newstr+o_len+s_len, "\"");
1142                 }
1143                 i++;
1144         }
1145         g_strfreev(words);
1146         return newstr;
1147 }
1148
1149 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run)
1150 {
1151         quicksearch->running = run;
1152 }
1153
1154 gboolean quicksearch_is_running(QuickSearch *quicksearch)
1155 {
1156         return quicksearch->running;
1157 }
1158
1159 void quicksearch_pass_key(QuickSearch *quicksearch, guint val, GdkModifierType mod)
1160 {
1161         GtkEntry *entry = GTK_ENTRY(GTK_BIN(quicksearch->search_string_entry)->child);
1162         glong curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1163         guint32 c;
1164         char *str = g_strdup(gtk_entry_get_text(entry));
1165         char *begin = str;
1166         char *end = NULL;
1167         char *new = NULL;
1168         char key[7] = "";
1169         guint char_len = 0;
1170
1171         if (gtk_editable_get_selection_bounds(GTK_EDITABLE(entry), NULL, NULL)) {
1172                 /* remove selection */
1173                 gtk_editable_delete_selection(GTK_EDITABLE(entry));
1174                 curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1175                 /* refresh string */
1176                 g_free(str);
1177                 str = g_strdup(gtk_entry_get_text(entry));
1178                 begin = str;
1179         }
1180
1181         if (!(c = gdk_keyval_to_unicode(val))) {
1182                 g_free(str);
1183                 return;
1184         }
1185         char_len = g_unichar_to_utf8(c, key);
1186         if (char_len < 0)
1187                 return;
1188         key[char_len] = '\0';
1189         if (curpos < g_utf8_strlen(str, -1)) {
1190                 gchar *stop = g_utf8_offset_to_pointer(begin, curpos);
1191                 end = g_strdup(g_utf8_offset_to_pointer(str, curpos));
1192                 *stop = '\0';
1193                 new = g_strdup_printf("%s%s%s", begin, key, end);
1194                 gtk_entry_set_text(entry, new);
1195                 g_free(end);
1196         } else {
1197                 new = g_strdup_printf("%s%s", begin, key);
1198                 gtk_entry_set_text(entry, new);
1199         }
1200         g_free(str);
1201         g_free(new);
1202         gtk_editable_set_position(GTK_EDITABLE(entry), curpos+1);
1203
1204 }
1205
1206 static gboolean quicksearch_match_subfolder(QuickSearch *quicksearch,
1207                                  FolderItem *src)
1208 {
1209         GSList *msglist = NULL;
1210         GSList *cur;
1211         gboolean result = FALSE;
1212         gint num = 0, total = 0;
1213         gint interval = quicksearch_is_fast(quicksearch) ? 5000:100;
1214
1215         statusbar_print_all(_("Searching in %s... \n"),
1216                 src->path ? src->path : "(null)");
1217
1218         msglist = folder_item_get_msg_list(src);
1219         total = src->total_msgs;
1220         folder_item_update_freeze();
1221         for (cur = msglist; cur != NULL; cur = cur->next) {
1222                 MsgInfo *msg = (MsgInfo *)cur->data;
1223                 statusbar_progress_all(num++,total, interval);
1224                 if (quicksearch_match(quicksearch, msg)) {
1225                         result = TRUE;
1226                         break;
1227                 }
1228                 if (num % interval == 0)
1229                         GTK_EVENTS_FLUSH();
1230                 if (!quicksearch_is_active(quicksearch))
1231                         break;
1232         }
1233         folder_item_update_thaw();
1234         statusbar_progress_all(0,0,0);
1235         statusbar_pop_all();
1236
1237         procmsg_msg_list_free(msglist);
1238         return result;
1239 }
1240
1241 void quicksearch_search_subfolders(QuickSearch *quicksearch,
1242                                    FolderView *folderview,
1243                                    FolderItem *folder_item)
1244 {
1245         FolderItem *cur = NULL;
1246         GNode *node = folder_item->node->children;
1247
1248         if (!prefs_common.summary_quicksearch_recurse
1249         ||  quicksearch->in_typing == TRUE)
1250                 return;
1251
1252         for (; node != NULL; node = node->next) {
1253                 cur = FOLDER_ITEM(node->data);
1254                 if (quicksearch_match_subfolder(quicksearch, cur)) {
1255                         folderview_update_search_icon(cur, TRUE);
1256                 } else {
1257                         folderview_update_search_icon(cur, FALSE);
1258                 }
1259                 if (cur->node->children)
1260                         quicksearch_search_subfolders(quicksearch,
1261                                                       folderview,
1262                                                       cur);
1263         }
1264         quicksearch->root_folder_item = folder_item;
1265         if (!quicksearch_is_active(quicksearch))
1266                 quicksearch_reset_cur_folder_item(quicksearch);
1267 }
1268
1269 static void quicksearch_reset_folder_items(QuickSearch *quicksearch,
1270                                     FolderItem *folder_item)
1271 {
1272         FolderItem *cur = NULL;
1273         GNode *node = (folder_item && folder_item->node) ?
1274                         folder_item->node->children : NULL;
1275
1276         for (; node != NULL; node = node->next) {
1277                 cur = FOLDER_ITEM(node->data);
1278                 folderview_update_search_icon(cur, FALSE);
1279                 if (cur->node->children)
1280                         quicksearch_reset_folder_items(quicksearch,
1281                                                        cur);
1282         }
1283 }
1284
1285 void quicksearch_reset_cur_folder_item(QuickSearch *quicksearch)
1286 {
1287         if (quicksearch->root_folder_item)
1288                 quicksearch_reset_folder_items(quicksearch,
1289                                                quicksearch->root_folder_item);
1290
1291         quicksearch->root_folder_item = NULL;
1292 }
1293
1294 gboolean quicksearch_is_in_typing(QuickSearch *quicksearch)
1295 {
1296         return quicksearch->in_typing;
1297 }