src/gtk/quicksearch.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2009 Colin Leroy <colin@colino.net>
   4  * and the Claws Mail team
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #ifdef HAVE_CONFIG_H
  22 #  include "config.h"
  23 #endif
  24
  25 #include <glib.h>
  26 #include <glib/gi18n.h>
  27 #include <ctype.h>
  28
  29 #include <gtk/gtk.h>
  30 #include <gdk/gdkkeysyms.h>
  31
  32 #include "gtkcmoptionmenu.h"
  33 #include "utils.h"
  34 #include "combobox.h"
  35 #include "menu.h"
  36 #include "prefs_common.h"
  37 #include "description_window.h"
  38 #include "matcher.h"
  39 #include "matcher_parser.h"
  40 #include "quicksearch.h"
  41 #include "folderview.h"
  42 #include "folder.h"
  43 #include "prefs_matcher.h"
  44 #include "claws.h"
  45 #include "statusbar.h"
  46
  47 struct _QuickSearch
  48 {
  49         GtkWidget                       *hbox_search;
  50         GtkWidget                       *search_type;
  51         GtkWidget                       *search_type_opt;
  52         GtkWidget                       *search_string_entry;
  53         GtkWidget                       *search_condition_expression;
  54         GtkWidget                       *search_description;
  55         GtkWidget                       *clear_search;
  56
  57         gboolean                         active;
  58         gchar                           *search_string;
  59         MatcherList                     *matcher_list;
  60
  61         QuickSearchExecuteCallback       callback;
  62         gpointer                         callback_data;
  63         gboolean                         running;
  64         gboolean                         has_focus;
  65         gboolean                         matching;
  66         gboolean                         deferred_free;
  67         FolderItem                      *root_folder_item;
  68         gboolean                         is_fast;
  69         gboolean                         in_typing;
  70         guint                            press_timeout_id;
  71
  72         GList                           *normal_search_strings;
  73         GList                           *extended_search_strings;
  74
  75         /* dynamic and autorun qs settings are exclusive*/
  76         GtkWidget                        *dynamic_menuitem;
  77         GtkWidget                        *autorun_menuitem;
  78 };
  79
  80 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run);
  81 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active);
  82 static void quicksearch_reset_folder_items(QuickSearch *quicksearch, FolderItem *folder_item);
  83 static gchar *expand_search_string(const gchar *str);
  84 static gchar *expand_tag_search_string(const gchar *str);
  85
  86 gboolean quicksearch_is_fast(QuickSearch *quicksearch)
  87 {
  88         return quicksearch->is_fast;
  89 }
  90
  91 static void quicksearch_set_type(QuickSearch *quicksearch, gint type)
  92 {
  93         gint index;
  94         index = menu_find_option_menu_index(GTK_CMOPTION_MENU(quicksearch->search_type_opt),
  95                                         GINT_TO_POINTER(type),
  96                                         NULL);
  97         gtk_cmoption_menu_set_history(GTK_CMOPTION_MENU(quicksearch->search_type_opt), index);
  98 }
  99
 100 static gchar *quicksearch_get_text(QuickSearch * quicksearch)
 101 {
 102         gchar *search_string = gtk_editable_get_chars(GTK_EDITABLE(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))), 0, -1);
 103
 104         g_strstrip(search_string);
 105         return search_string;
 106 }
 107
 108 static void quicksearch_set_popdown_strings(QuickSearch *quicksearch)
 109 {
 110         GtkWidget *search_string_entry = quicksearch->search_string_entry;
 111
 112         combobox_unset_popdown_strings(GTK_COMBO_BOX(search_string_entry));
 113
 114         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED)
 115                 combobox_set_popdown_strings(GTK_COMBO_BOX(search_string_entry),
 116                         quicksearch->extended_search_strings);
 117         else
 118                 combobox_set_popdown_strings(GTK_COMBO_BOX(search_string_entry),
 119                         quicksearch->normal_search_strings);
 120 }
 121
 122 static void prepare_matcher(QuickSearch *quicksearch)
 123 {
 124         gchar *search_string = quicksearch_get_text(quicksearch);
 125
 126         if (search_string == NULL || search_string[0] == '\0') {
 127                 quicksearch_set_active(quicksearch, FALSE);
 128         }
 129
 130         if (quicksearch->matcher_list != NULL) {
 131                 if (quicksearch->matching) {
 132                         quicksearch->deferred_free = TRUE;
 133                         g_free(search_string);
 134                         return;
 135                 }
 136                 quicksearch->deferred_free = FALSE;
 137                 matcherlist_free(quicksearch->matcher_list);
 138                 quicksearch->matcher_list = NULL;
 139         }
 140
 141         if (search_string == NULL || search_string[0] == '\0') {
 142                 g_free(search_string);
 143                 return;
 144         }
 145
 146         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 147                 char *newstr = NULL;
 148
 149                 newstr = expand_search_string(search_string);
 150                 if (newstr && newstr[0] != '\0') {
 151                         quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 152                         g_free(newstr);
 153                 } else {
 154                         quicksearch->matcher_list = NULL;
 155                         quicksearch_set_active(quicksearch, FALSE);
 156                         g_free(search_string);
 157                         return;
 158                 }
 159         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_TAG) {
 160                 char *newstr = expand_tag_search_string(search_string);
 161                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 162                 g_free(newstr);
 163         } else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED) {
 164                 char *newstr = expand_tag_search_string(search_string);
 165                 quicksearch->matcher_list = matcher_parser_get_cond(newstr, &quicksearch->is_fast);
 166                 g_free(newstr);
 167                 g_free(quicksearch->search_string);
 168                 quicksearch->search_string = g_utf8_casefold(search_string, -1);
 169         } else {
 170                 quicksearch->is_fast = TRUE;
 171                 g_free(quicksearch->search_string);
 172                 quicksearch->search_string = g_utf8_casefold(search_string, -1);
 173         }
 174
 175         g_free(search_string);
 176         quicksearch_set_active(quicksearch, TRUE);
 177 }
 178
 179 static void update_extended_buttons (QuickSearch *quicksearch)
 180 {
 181         GtkWidget *expr_btn = quicksearch->search_condition_expression;
 182         GtkWidget *ext_btn = quicksearch->search_description;
 183
 184         cm_return_if_fail(expr_btn != NULL);
 185         cm_return_if_fail(ext_btn != NULL);
 186
 187         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 188                 gtk_widget_show(expr_btn);
 189                 gtk_widget_show(ext_btn);
 190         } else {
 191                 gtk_widget_hide(expr_btn);
 192                 gtk_widget_hide(ext_btn);
 193         }
 194 }
 195
 196 static gboolean searchbar_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
 197                                   QuickSearch *qs)
 198 {
 199         qs->has_focus = TRUE;
 200         return FALSE;
 201 }
 202
 203 static gboolean searchbar_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
 204                                   QuickSearch *qs)
 205 {
 206         qs->has_focus = FALSE;
 207         qs->in_typing = FALSE;
 208         return FALSE;
 209 }
 210
 211 gboolean quicksearch_has_focus(QuickSearch *quicksearch)
 212 {
 213         return quicksearch->has_focus;
 214 }
 215
 216 static void searchbar_run(QuickSearch *quicksearch, gboolean run_only_if_fast)
 217 {
 218         gchar *search_string = quicksearch_get_text(quicksearch);
 219
 220         /* add to history */
 221         if (!quicksearch->in_typing && search_string && strlen(search_string) != 0) {
 222                 if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED)
 223                         quicksearch->extended_search_strings =
 224                                 add_history(quicksearch->extended_search_strings,
 225                                                 search_string);
 226                 else
 227                         quicksearch->normal_search_strings =
 228                                 add_history(quicksearch->normal_search_strings,
 229                                                 search_string);
 230                 prefs_common.summary_quicksearch_history =
 231                         add_history(prefs_common.summary_quicksearch_history,
 232                                         search_string);
 233                 quicksearch_set_popdown_strings(quicksearch);
 234         }
 235
 236         prepare_matcher(quicksearch);
 237         if (run_only_if_fast && !quicksearch->is_fast) {
 238                 g_free(search_string);
 239                 return;
 240         }
 241         if (quicksearch->matcher_list == NULL &&
 242             prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED &&
 243             search_string && strlen(search_string) != 0) {
 244                 g_free(search_string);
 245                 return;
 246         }
 247         quicksearch_set_running(quicksearch, TRUE);
 248         if (quicksearch->callback != NULL)
 249                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 250         quicksearch_set_running(quicksearch, FALSE);
 251         g_free(search_string);
 252 }
 253
 254 static int searchbar_changed_timeout(void *data)
 255 {
 256         QuickSearch *qs = (QuickSearch *)data;
 257         if (qs && prefs_common.summary_quicksearch_dynamic) {
 258                 qs->in_typing = TRUE;
 259                 searchbar_run(qs, TRUE);
 260         }
 261         return FALSE;
 262 }
 263
 264 static void searchbar_changed_cb(GtkWidget *widget, QuickSearch *qs)
 265 {
 266         if (!qs->has_focus && prefs_common.summary_quicksearch_autorun) {
 267                 gtk_widget_grab_focus(qs->search_string_entry);
 268                 searchbar_run(qs, TRUE);
 269                 return;
 270         }
 271
 272         if (prefs_common.summary_quicksearch_dynamic) {
 273                 if (qs->press_timeout_id != -1) {
 274                         g_source_remove(qs->press_timeout_id);
 275                 }
 276                 qs->press_timeout_id = g_timeout_add(500,
 277                                 searchbar_changed_timeout, qs);
 278         }
 279
 280         if (!qs->has_focus)
 281                 gtk_widget_grab_focus(qs->search_string_entry);
 282 }
 283
 284 static gboolean searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
 285                                   QuickSearch *quicksearch)
 286 {
 287         if (event && (event->keyval == GDK_Escape)) {
 288                 gchar *str;
 289
 290                 quicksearch->in_typing = FALSE;
 291
 292                 str = quicksearch_get_text(quicksearch);
 293                 cm_return_val_if_fail(str != NULL, TRUE);
 294
 295                 /* If the string entry is empty -> hide quicksearch bar. If not -> empty it */
 296                 if (!*str) {
 297                         summaryview_activate_quicksearch(
 298                                 mainwindow_get_mainwindow()->summaryview,
 299                                 FALSE);
 300                 } else {
 301                         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 302                         gtk_widget_grab_focus(
 303                                         mainwindow_get_mainwindow()->summaryview->ctree);
 304                 }
 305                 g_free(str);
 306                 return TRUE;
 307         }
 308
 309         if (event != NULL && (event->keyval == GDK_Return || event->keyval == GDK_KP_Enter)) {
 310                 if (quicksearch->press_timeout_id != -1) {
 311                         g_source_remove(quicksearch->press_timeout_id);
 312                         quicksearch->press_timeout_id = -1;
 313                 }
 314                 quicksearch->in_typing = FALSE;
 315                 /* add expression to history list and exec quicksearch */
 316                 searchbar_run(quicksearch, FALSE);
 317
 318                 g_signal_stop_emission_by_name(G_OBJECT(widget), "key_press_event");
 319                 return TRUE;
 320         }
 321
 322         if (event && (event->keyval == GDK_Down || event->keyval == GDK_Up)) {
 323                 combobox_set_value_from_arrow_key(
 324                                 GTK_COMBO_BOX(quicksearch->search_string_entry),
 325                                 event->keyval);
 326                 return TRUE;
 327         }
 328
 329         return FALSE;
 330 }
 331
 332 static gboolean searchtype_changed(GtkMenuItem *widget, gpointer data)
 333 {
 334         QuickSearch *quicksearch = (QuickSearch *)data;
 335         gchar *search_string = quicksearch_get_text(quicksearch);
 336
 337         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(g_object_get_data(
 338                                    G_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 339                                    GTK_MENU(quicksearch->search_type)))), MENU_VAL_ID));
 340
 341         /* Show extended search description button, only when Extended is selected */
 342         update_extended_buttons(quicksearch);
 343         quicksearch_set_popdown_strings(quicksearch);
 344
 345         if (!search_string || *(search_string) == 0) {
 346                 g_free(search_string);
 347                 return TRUE;
 348         }
 349
 350         prepare_matcher(quicksearch);
 351
 352         quicksearch_set_running(quicksearch, TRUE);
 353         if (quicksearch->callback != NULL)
 354                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 355         quicksearch_set_running(quicksearch, FALSE);
 356         g_free(search_string);
 357         return TRUE;
 358 }
 359
 360 static gboolean searchtype_recursive_changed(GtkMenuItem *widget, gpointer data)
 361 {
 362         QuickSearch *quicksearch = (QuickSearch *)data;
 363         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 364         gchar *search_string = quicksearch_get_text(quicksearch);
 365
 366         prefs_common.summary_quicksearch_recurse = checked;
 367
 368         /* reselect the search type */
 369         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 370
 371         if (!search_string || *(search_string) == 0) {
 372                 g_free(search_string);
 373                 return TRUE;
 374         }
 375
 376         prepare_matcher(quicksearch);
 377
 378         quicksearch_set_running(quicksearch, TRUE);
 379         if (quicksearch->callback != NULL)
 380                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 381         quicksearch_set_running(quicksearch, FALSE);
 382         g_free(search_string);
 383         return TRUE;
 384 }
 385
 386 static gboolean searchtype_sticky_changed(GtkMenuItem *widget, gpointer data)
 387 {
 388         QuickSearch *quicksearch = (QuickSearch *)data;
 389         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 390
 391         prefs_common.summary_quicksearch_sticky = checked;
 392
 393         /* reselect the search type */
 394         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 395
 396         return TRUE;
 397 }
 398
 399 static gboolean searchtype_dynamic_changed(GtkMenuItem *widget, gpointer data)
 400 {
 401         QuickSearch *quicksearch = (QuickSearch *)data;
 402         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 403
 404         prefs_common.summary_quicksearch_dynamic = checked;
 405         if (checked)
 406                 gtk_check_menu_item_set_active(
 407                                 GTK_CHECK_MENU_ITEM(quicksearch->autorun_menuitem),
 408                                 FALSE);
 409
 410         /* reselect the search type */
 411         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 412
 413         return TRUE;
 414 }
 415
 416 static gboolean searchtype_autorun_changed(GtkMenuItem *widget, gpointer data)
 417 {
 418         QuickSearch *quicksearch = (QuickSearch *)data;
 419         gboolean checked = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 420
 421         prefs_common.summary_quicksearch_autorun = checked;
 422         if (checked)
 423                 gtk_check_menu_item_set_active(
 424                                 GTK_CHECK_MENU_ITEM(quicksearch->dynamic_menuitem),
 425                                 FALSE);
 426
 427         /* reselect the search type */
 428         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 429
 430         return TRUE;
 431 }
 432
 433 /*
 434  * Strings describing how to use Extended Search
 435  *
 436  * When adding new lines, remember to put 2 strings for each line
 437  */
 438 static gchar *search_descr_strings[] = {
 439         "a",     N_("all messages"),
 440         "ag #",  N_("messages whose age is greater than #"),
 441         "al #",  N_("messages whose age is less than #"),
 442         "b S",   N_("messages which contain S in the message body"),
 443         "B S",   N_("messages which contain S in the whole message"),
 444         "c S",   N_("messages carbon-copied to S"),
 445         "C S",   N_("message is either to: or cc: to S"),
 446         "D",     N_("deleted messages"), /** how I can filter deleted messages **/
 447         "e S",   N_("messages which contain S in the Sender field"),
 448         "E S",   N_("true if execute \"S\" succeeds"),
 449         "f S",   N_("messages originating from user S"),
 450         "F",     N_("forwarded messages"),
 451         "h S",   N_("messages which contain header S"),
 452         "i S",   N_("messages which contain S in Message-ID header"),
 453         "I S",   N_("messages which contain S in In-Reply-To header"),
 454         "k #",   N_("messages which are marked with color #"),
 455         "L",     N_("locked messages"),
 456         "n S",   N_("messages which are in newsgroup S"),
 457         "N",     N_("new messages"),
 458         "O",     N_("old messages"),
 459         "p",     N_("incomplete messages (not entirely downloaded)"),
 460         "r",     N_("messages which have been replied to"),
 461         "R",     N_("read messages"),
 462         "s S",   N_("messages which contain S in subject"),
 463         "se #",  N_("messages whose score is equal to #"),
 464         "sg #",  N_("messages whose score is greater than #"),
 465         "sl #",  N_("messages whose score is lower than #"),
 466         "Se #",  N_("messages whose size is equal to #"),
 467         "Sg #",  N_("messages whose size is greater than #"),
 468         "Ss #",  N_("messages whose size is smaller than #"),
 469         "t S",   N_("messages which have been sent to S"),
 470         "tg S",  N_("messages which tags contain S"),
 471         "tagged",N_("messages which have tag(s)"),
 472         "T",     N_("marked messages"),
 473         "U",     N_("unread messages"),
 474         "x S",   N_("messages which contain S in References header"),
 475         "X \"cmd args\"", N_("messages returning 0 when passed to command - %F is message file"),
 476         "y S",   N_("messages which contain S in X-Label header"),
 477         "",      "" ,
 478         "&amp;",         N_("logical AND operator"),
 479         "|",     N_("logical OR operator"),
 480         "! or ~",       N_("logical NOT operator"),
 481         "%",     N_("case sensitive search"),
 482         "",      "" ,
 483         " ",     N_("all filtering expressions are allowed"),
 484         NULL,    NULL
 485 };
 486
 487 static DescriptionWindow search_descr = {
 488         NULL,
 489         NULL,
 490         2,
 491         N_("Extended Search"),
 492         N_("Extended Search allows the user to define criteria that messages must "
 493            "have in order to match and be displayed in the message list.\n"
 494            "The following symbols can be used:"),
 495         search_descr_strings
 496 };
 497
 498 static void search_description_cb(GtkWidget *widget)
 499 {
 500         description_window_create(&search_descr);
 501 };
 502
 503 static gboolean clear_search_cb(GtkMenuItem *widget, gpointer data)
 504 {
 505         QuickSearch *quicksearch = (QuickSearch *)data;
 506
 507         if (!quicksearch->active)
 508                 return TRUE;
 509
 510         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 511
 512         return TRUE;
 513 };
 514
 515 static void search_condition_expr_done(MatcherList * matchers)
 516 {
 517         gchar *str;
 518
 519         cm_return_if_fail(
 520                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL);
 521
 522         if (matchers == NULL)
 523                 return;
 524
 525         str = matcherlist_to_string(matchers);
 526
 527         if (str != NULL) {
 528                 quicksearch_set(mainwindow_get_mainwindow()->summaryview->quicksearch,
 529                                 prefs_common.summary_quicksearch_type, str);
 530                 g_free(str);
 531
 532                 /* add expression to history list and exec quicksearch */
 533                 searchbar_run(mainwindow_get_mainwindow()->summaryview->quicksearch, FALSE);
 534         }
 535 }
 536
 537 static gboolean search_condition_expr(GtkMenuItem *widget, gpointer data)
 538 {
 539         gchar * cond_str;
 540         MatcherList * matchers = NULL;
 541
 542         cm_return_val_if_fail(
 543                         mainwindow_get_mainwindow()->summaryview->quicksearch != NULL,
 544                         FALSE);
 545
 546         /* re-use the current quicksearch value if it's a condition expression,
 547            otherwise ignore it silently */
 548         cond_str = quicksearch_get_text(mainwindow_get_mainwindow()->summaryview->quicksearch);
 549
 550         if (*cond_str != '\0') {
 551                 matchers = matcher_parser_get_cond((gchar*)cond_str, NULL);
 552         }
 553
 554         prefs_matcher_open(matchers, search_condition_expr_done);
 555
 556         if (matchers != NULL)
 557                 matcherlist_free(matchers);
 558
 559         g_free(cond_str);
 560
 561         return TRUE;
 562 };
 563
 564 QuickSearch *quicksearch_new()
 565 {
 566         QuickSearch *quicksearch;
 567
 568         GtkWidget *hbox_search;
 569         GtkWidget *search_type_opt;
 570         GtkWidget *search_type;
 571         GtkWidget *search_string_entry;
 572         GtkWidget *search_hbox;
 573         GtkWidget *search_description;
 574         GtkWidget *clear_search;
 575         GtkWidget *search_condition_expression;
 576         GtkWidget *menuitem;
 577         CLAWS_TIP_DECL();
 578         GtkWidget *vbox;
 579
 580         quicksearch = g_new0(QuickSearch, 1);
 581
 582         /* quick search */
 583         hbox_search = gtk_hbox_new(FALSE, 0);
 584
 585         search_type_opt = gtk_cmoption_menu_new();
 586         gtk_widget_show(search_type_opt);
 587         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 588
 589         search_type = gtk_menu_new();
 590         MENUITEM_ADD (search_type, menuitem,
 591                         prefs_common_translated_header_name("Subject"), QUICK_SEARCH_SUBJECT);
 592         g_signal_connect(G_OBJECT(menuitem), "activate",
 593                          G_CALLBACK(searchtype_changed),
 594                          quicksearch);
 595         MENUITEM_ADD (search_type, menuitem,
 596                         prefs_common_translated_header_name("From"), QUICK_SEARCH_FROM);
 597         g_signal_connect(G_OBJECT(menuitem), "activate",
 598                          G_CALLBACK(searchtype_changed),
 599                          quicksearch);
 600         MENUITEM_ADD (search_type, menuitem,
 601                         prefs_common_translated_header_name("To"), QUICK_SEARCH_TO);
 602         g_signal_connect(G_OBJECT(menuitem), "activate",
 603                          G_CALLBACK(searchtype_changed),
 604                          quicksearch);
 605         MENUITEM_ADD (search_type, menuitem,
 606                         prefs_common_translated_header_name("Tag"), QUICK_SEARCH_TAG);
 607         g_signal_connect(G_OBJECT(menuitem), "activate",
 608                          G_CALLBACK(searchtype_changed),
 609                          quicksearch);
 610         MENUITEM_ADD (search_type, menuitem,
 611                         _("From/To/Subject/Tag"), QUICK_SEARCH_MIXED);
 612         g_signal_connect(G_OBJECT(menuitem), "activate",
 613                          G_CALLBACK(searchtype_changed),
 614                          quicksearch);
 615         MENUITEM_ADD (search_type, menuitem, _("Extended"), QUICK_SEARCH_EXTENDED);
 616         g_signal_connect(G_OBJECT(menuitem), "activate",
 617                          G_CALLBACK(searchtype_changed),
 618                          quicksearch);
 619
 620         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), gtk_separator_menu_item_new());
 621
 622         menuitem = gtk_check_menu_item_new_with_label(_("Recursive"));
 623         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 624
 625         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 626                                         prefs_common.summary_quicksearch_recurse);
 627
 628         g_signal_connect(G_OBJECT(menuitem), "activate",
 629                          G_CALLBACK(searchtype_recursive_changed),
 630                          quicksearch);
 631
 632         menuitem = gtk_check_menu_item_new_with_label(_("Sticky"));
 633         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 634
 635         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 636                                         prefs_common.summary_quicksearch_sticky);
 637
 638         g_signal_connect(G_OBJECT(menuitem), "activate",
 639                          G_CALLBACK(searchtype_sticky_changed),
 640                          quicksearch);
 641
 642         menuitem = gtk_check_menu_item_new_with_label(_("Type-ahead"));
 643         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 644
 645         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 646                                         prefs_common.summary_quicksearch_dynamic);
 647
 648         quicksearch->dynamic_menuitem = menuitem;
 649
 650         g_signal_connect(G_OBJECT(menuitem), "activate",
 651                          G_CALLBACK(searchtype_dynamic_changed),
 652                          quicksearch);
 653
 654         menuitem = gtk_check_menu_item_new_with_label(_("Run on select"));
 655         gtk_menu_shell_append(GTK_MENU_SHELL(search_type), menuitem);
 656
 657         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
 658                                         prefs_common.summary_quicksearch_autorun);
 659
 660         quicksearch->autorun_menuitem = menuitem;
 661
 662         g_signal_connect(G_OBJECT(menuitem), "activate",
 663                          G_CALLBACK(searchtype_autorun_changed),
 664                          quicksearch);
 665
 666         gtk_cmoption_menu_set_menu(GTK_CMOPTION_MENU(search_type_opt), search_type);
 667
 668         quicksearch->search_type_opt = search_type_opt;
 669         quicksearch_set_type(quicksearch, prefs_common.summary_quicksearch_type);
 670
 671         gtk_widget_show(search_type);
 672
 673         search_string_entry = gtk_combo_box_entry_new_text ();
 674         gtk_combo_box_set_active(GTK_COMBO_BOX(search_string_entry), -1);
 675
 676         vbox = gtk_vbox_new(TRUE, 0);
 677         gtk_box_pack_start(GTK_BOX(vbox), search_string_entry, FALSE, FALSE, 0);
 678         gtk_box_pack_start(GTK_BOX(hbox_search), vbox, TRUE, TRUE, 4);
 679
 680         gtk_widget_show(vbox);
 681         gtk_widget_show(search_string_entry);
 682
 683         search_hbox = gtk_hbox_new(FALSE, 5);
 684
 685         clear_search = gtk_button_new_from_stock(GTK_STOCK_CLEAR);
 686         gtk_box_pack_start(GTK_BOX(search_hbox), clear_search,
 687                            FALSE, FALSE, 0);
 688         g_signal_connect(G_OBJECT(clear_search), "clicked",
 689                          G_CALLBACK(clear_search_cb), quicksearch);
 690         CLAWS_SET_TIP(clear_search,
 691                              _("Clear the current search"));
 692         gtk_widget_show(clear_search);
 693
 694         search_condition_expression = gtk_button_new_from_stock(GTK_STOCK_EDIT);
 695         gtk_box_pack_start(GTK_BOX(search_hbox), search_condition_expression,
 696                            FALSE, FALSE, 0);
 697         g_signal_connect(G_OBJECT (search_condition_expression), "clicked",
 698                          G_CALLBACK(search_condition_expr),
 699                          quicksearch);
 700         CLAWS_SET_TIP(search_condition_expression,
 701                              _("Edit search criteria"));
 702         gtk_widget_show(search_condition_expression);
 703
 704         search_description = gtk_button_new_from_stock(GTK_STOCK_INFO);
 705         gtk_box_pack_start(GTK_BOX(search_hbox), search_description,
 706                            FALSE, FALSE, 0);
 707         g_signal_connect(G_OBJECT(search_description), "clicked",
 708                          G_CALLBACK(search_description_cb), NULL);
 709         CLAWS_SET_TIP(search_description,
 710                              _("Information about extended symbols"));
 711         gtk_widget_show(search_description);
 712
 713         gtk_box_pack_start(GTK_BOX(hbox_search), search_hbox, FALSE, FALSE, 2);
 714         gtk_widget_show(search_hbox);
 715
 716         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 717                            "key_press_event",
 718                            G_CALLBACK(searchbar_pressed),
 719                            quicksearch);
 720
 721         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 722                          "changed",
 723                          G_CALLBACK(searchbar_changed_cb),
 724                          quicksearch);
 725
 726         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 727                          "focus_in_event",
 728                          G_CALLBACK(searchbar_focus_evt_in),
 729                          quicksearch);
 730         g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((search_string_entry)))),
 731                          "focus_out_event",
 732                          G_CALLBACK(searchbar_focus_evt_out),
 733                          quicksearch);
 734
 735         quicksearch->hbox_search = hbox_search;
 736         quicksearch->search_type = search_type;
 737         quicksearch->search_string_entry = search_string_entry;
 738         quicksearch->search_condition_expression = search_condition_expression;
 739         quicksearch->search_description = search_description;
 740         quicksearch->matcher_list = NULL;
 741         quicksearch->active = FALSE;
 742         quicksearch->running = FALSE;
 743         quicksearch->clear_search = clear_search;
 744         quicksearch->in_typing = FALSE;
 745         quicksearch->press_timeout_id = -1;
 746         quicksearch->normal_search_strings = NULL;
 747         quicksearch->extended_search_strings = NULL;
 748
 749         update_extended_buttons(quicksearch);
 750
 751         return quicksearch;
 752 }
 753
 754 void quicksearch_relayout(QuickSearch *quicksearch)
 755 {
 756         switch (prefs_common.layout_mode) {
 757         case NORMAL_LAYOUT:
 758         case WIDE_LAYOUT:
 759         case WIDE_MSGLIST_LAYOUT:
 760                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), GTK_STOCK_INFO);
 761                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), GTK_STOCK_EDIT);
 762                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), GTK_STOCK_CLEAR);
 763                 break;
 764         case VERTICAL_LAYOUT:
 765                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_description), "");
 766                 gtk_button_set_label(GTK_BUTTON(quicksearch->search_condition_expression), "");
 767                 gtk_button_set_label(GTK_BUTTON(quicksearch->clear_search), "");
 768
 769                 gtk_button_set_image(GTK_BUTTON(quicksearch->search_description),
 770                         gtk_image_new_from_stock(GTK_STOCK_INFO, GTK_ICON_SIZE_BUTTON));
 771                 gtk_button_set_image(GTK_BUTTON(quicksearch->search_condition_expression),
 772                         gtk_image_new_from_stock(GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON));
 773                 gtk_button_set_image(GTK_BUTTON(quicksearch->clear_search),
 774                         gtk_image_new_from_stock(GTK_STOCK_CLEAR, GTK_ICON_SIZE_BUTTON));
 775                 break;
 776         }
 777 }
 778
 779 GtkWidget *quicksearch_get_widget(QuickSearch *quicksearch)
 780 {
 781         return quicksearch->hbox_search;
 782 }
 783
 784 void quicksearch_show(QuickSearch *quicksearch)
 785 {
 786         MainWindow *mainwin = mainwindow_get_mainwindow();
 787         GtkWidget *ctree = NULL;
 788         prepare_matcher(quicksearch);
 789         gtk_widget_show(quicksearch->hbox_search);
 790         update_extended_buttons(quicksearch);
 791         gtk_widget_grab_focus(
 792                 GTK_WIDGET(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))));
 793
 794         GTK_EVENTS_FLUSH();
 795
 796         if (!mainwin || !mainwin->summaryview) {
 797                 return;
 798         }
 799
 800         ctree = summary_get_main_widget(mainwin->summaryview);
 801
 802         if (ctree && mainwin->summaryview->selected)
 803                 gtk_cmctree_node_moveto(GTK_CMCTREE(ctree),
 804                                 mainwin->summaryview->selected,
 805                                 0, 0.5, 0);
 806 }
 807
 808 void quicksearch_hide(QuickSearch *quicksearch)
 809 {
 810         if (quicksearch_is_active(quicksearch)) {
 811                 quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 812                 quicksearch_set_active(quicksearch, FALSE);
 813         }
 814         gtk_widget_hide(quicksearch->hbox_search);
 815 }
 816
 817 void quicksearch_set(QuickSearch *quicksearch, QuickSearchType type,
 818                      const gchar *matchstring)
 819 {
 820         quicksearch_set_type(quicksearch, type);
 821
 822         if (!matchstring || !(*matchstring))
 823                 quicksearch->in_typing = FALSE;
 824
 825         g_signal_handlers_block_by_func(G_OBJECT(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))),
 826                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 827         gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))),
 828                            matchstring);
 829         g_signal_handlers_unblock_by_func(G_OBJECT(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry)))),
 830                         G_CALLBACK(searchbar_changed_cb), quicksearch);
 831
 832         prefs_common.summary_quicksearch_type = type;
 833
 834         prepare_matcher(quicksearch);
 835
 836         quicksearch_set_running(quicksearch, TRUE);
 837         if (quicksearch->callback != NULL)
 838                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 839         quicksearch_set_running(quicksearch, FALSE);
 840 }
 841
 842 gboolean quicksearch_is_active(QuickSearch *quicksearch)
 843 {
 844         return quicksearch->active &&
 845                 (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED
 846                  || quicksearch->matcher_list != NULL);
 847 }
 848
 849 static void quicksearch_set_active(QuickSearch *quicksearch, gboolean active)
 850 {
 851         static GdkColor yellow;
 852         static GdkColor red;
 853         static GdkColor black;
 854         static gboolean colors_initialised = FALSE;
 855         gboolean error = FALSE;
 856
 857         if (!colors_initialised) {
 858                 gdk_color_parse("#f5f6be", &yellow);
 859                 gdk_color_parse("#000000", &black);
 860                 gdk_color_parse("#ff7070", &red);
 861                 colors_initialised = gdk_colormap_alloc_color(
 862                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 863                 colors_initialised &= gdk_colormap_alloc_color(
 864                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 865                 colors_initialised &= gdk_colormap_alloc_color(
 866                         gdk_colormap_get_system(), &red, FALSE, TRUE);
 867         }
 868
 869         quicksearch->active = active;
 870
 871         if (active &&
 872                 (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED
 873                  && quicksearch->matcher_list == NULL))
 874                 error = TRUE;
 875
 876         if (active) {
 877                 gtk_widget_set_sensitive(quicksearch->clear_search, TRUE);
 878                 if (colors_initialised) {
 879                         gtk_widget_modify_base(
 880                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 881                                 GTK_STATE_NORMAL, error ? &red : &yellow);
 882                         gtk_widget_modify_text(
 883                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 884                                 GTK_STATE_NORMAL, &black);
 885                 }
 886         } else {
 887                 gtk_widget_set_sensitive(quicksearch->clear_search, FALSE);
 888                 if (colors_initialised) {
 889                         gtk_widget_modify_base(
 890                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 891                                 GTK_STATE_NORMAL, NULL);
 892                         gtk_widget_modify_text(
 893                                 gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))),
 894                                 GTK_STATE_NORMAL, NULL);
 895                 }
 896         }
 897
 898         if (!active) {
 899                 quicksearch_reset_cur_folder_item(quicksearch);
 900         }
 901 }
 902
 903 void quicksearch_set_execute_callback(QuickSearch *quicksearch,
 904                                       QuickSearchExecuteCallback callback,
 905                                       gpointer data)
 906 {
 907         quicksearch->callback = callback;
 908         quicksearch->callback_data = data;
 909 }
 910
 911 gboolean quicksearch_match(QuickSearch *quicksearch, MsgInfo *msginfo)
 912 {
 913         gchar *searched_header = NULL;
 914         gboolean result = FALSE;
 915         gchar *to = NULL, *from = NULL, *subject = NULL;
 916
 917         if (!quicksearch->active)
 918                 return TRUE;
 919
 920         switch (prefs_common.summary_quicksearch_type) {
 921         case QUICK_SEARCH_SUBJECT:
 922                 if (msginfo->subject)
 923                         searched_header = g_utf8_casefold(msginfo->subject, -1);
 924                 else
 925                         return FALSE;
 926                 break;
 927         case QUICK_SEARCH_FROM:
 928                 if (msginfo->from)
 929                         searched_header = g_utf8_casefold(msginfo->from, -1);
 930                 else
 931                         return FALSE;
 932                 break;
 933         case QUICK_SEARCH_TO:
 934                 if (msginfo->to)
 935                         searched_header = g_utf8_casefold(msginfo->to, -1);
 936                 else
 937                         return FALSE;
 938                 break;
 939         case QUICK_SEARCH_MIXED:
 940                 if (msginfo->to)
 941                         to = g_utf8_casefold(msginfo->to, -1);
 942                 if (msginfo->from)
 943                         from = g_utf8_casefold(msginfo->from, -1);
 944                 if (msginfo->subject)
 945                         subject = g_utf8_casefold(msginfo->subject, -1);
 946                 break;
 947         case QUICK_SEARCH_EXTENDED:
 948                 break;
 949         default:
 950                 debug_print("unknown search type (%d)\n", prefs_common.summary_quicksearch_type);
 951                 break;
 952         }
 953
 954         quicksearch->matching = TRUE;
 955         if (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED &&
 956             prefs_common.summary_quicksearch_type != QUICK_SEARCH_MIXED &&
 957             prefs_common.summary_quicksearch_type != QUICK_SEARCH_TAG &&
 958             quicksearch->search_string &&
 959             searched_header && strstr(searched_header, quicksearch->search_string) != NULL)
 960                 result = TRUE;
 961         else if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_MIXED &&
 962                 quicksearch->search_string && (
 963                 (to && strstr(to, quicksearch->search_string) != NULL) ||
 964                 (from && strstr(from, quicksearch->search_string) != NULL) ||
 965                 (subject && strstr(subject, quicksearch->search_string) != NULL) ||
 966                 ((quicksearch->matcher_list != NULL) &&
 967                  matcherlist_match(quicksearch->matcher_list, msginfo))  ))
 968                 result = TRUE;
 969         else if ((quicksearch->matcher_list != NULL) &&
 970                  matcherlist_match(quicksearch->matcher_list, msginfo))
 971                 result = TRUE;
 972
 973         quicksearch->matching = FALSE;
 974         if (quicksearch->deferred_free) {
 975                 prepare_matcher(quicksearch);
 976         }
 977
 978         g_free(to);
 979         g_free(from);
 980         g_free(subject);
 981         g_free(searched_header);
 982
 983         return result;
 984 }
 985
 986 /* allow Mutt-like patterns in quick search */
 987 static gchar *expand_search_string(const gchar *search_string)
 988 {
 989         int i = 0;
 990         gchar term_char, save_char;
 991         gchar *cmd_start, *cmd_end;
 992         GString *matcherstr;
 993         gchar *returnstr = NULL;
 994         gchar *copy_str;
 995         gboolean casesens, dontmatch;
 996         /* list of allowed pattern abbreviations */
 997         struct {
 998                 gchar           *abbreviated;   /* abbreviation */
 999                 gchar           *command;       /* actual matcher command */
1000                 gint            numparams;      /* number of params for cmd */
1001                 gboolean        qualifier;      /* do we append regexpcase */
1002                 gboolean        quotes;         /* do we need quotes */
1003         }
1004         cmds[] = {
1005                 { "a",  "all",                          0,      FALSE,  FALSE },
1006                 { "ag", "age_greater",                  1,      FALSE,  FALSE },
1007                 { "al", "age_lower",                    1,      FALSE,  FALSE },
1008                 { "b",  "body_part",                    1,      TRUE,   TRUE  },
1009                 { "B",  "message",                      1,      TRUE,   TRUE  },
1010                 { "c",  "cc",                           1,      TRUE,   TRUE  },
1011                 { "C",  "to_or_cc",                     1,      TRUE,   TRUE  },
1012                 { "D",  "deleted",                      0,      FALSE,  FALSE },
1013                 { "e",  "header \"Sender\"",            1,      TRUE,   TRUE  },
1014                 { "E",  "execute",                      1,      FALSE,  TRUE  },
1015                 { "f",  "from",                         1,      TRUE,   TRUE  },
1016                 { "F",  "forwarded",                    0,      FALSE,  FALSE },
1017                 { "h",  "headers_part",                 1,      TRUE,   TRUE  },
1018                 { "i",  "header \"Message-ID\"",        1,      TRUE,   TRUE  },
1019                 { "I",  "inreplyto",                    1,      TRUE,   TRUE  },
1020                 { "k",  "colorlabel",                   1,      FALSE,  FALSE },
1021                 { "L",  "locked",                       0,      FALSE,  FALSE },
1022                 { "n",  "newsgroups",                   1,      TRUE,   TRUE  },
1023                 { "N",  "new",                          0,      FALSE,  FALSE },
1024                 { "O",  "~new",                         0,      FALSE,  FALSE },
1025                 { "r",  "replied",                      0,      FALSE,  FALSE },
1026                 { "R",  "~unread",                      0,      FALSE,  FALSE },
1027                 { "s",  "subject",                      1,      TRUE,   TRUE  },
1028                 { "se", "score_equal",                  1,      FALSE,  FALSE },
1029                 { "sg", "score_greater",                1,      FALSE,  FALSE },
1030                 { "sl", "score_lower",                  1,      FALSE,  FALSE },
1031                 { "Se", "size_equal",                   1,      FALSE,  FALSE },
1032                 { "Sg", "size_greater",                 1,      FALSE,  FALSE },
1033                 { "Ss", "size_smaller",                 1,      FALSE,  FALSE },
1034                 { "t",  "to",                           1,      TRUE,   TRUE  },
1035                 { "tg", "tag",                          1,      TRUE,   TRUE  },
1036                 { "T",  "marked",                       0,      FALSE,  FALSE },
1037                 { "U",  "unread",                       0,      FALSE,  FALSE },
1038                 { "x",  "header \"References\"",        1,      TRUE,   TRUE  },
1039                 { "X",  "test",                         1,      FALSE,  FALSE },
1040                 { "y",  "header \"X-Label\"",           1,      TRUE,   TRUE  },
1041                 { "&",  "&",                            0,      FALSE,  FALSE },
1042                 { "|",  "|",                            0,      FALSE,  FALSE },
1043                 { "p",  "partial",                      0,      FALSE,  FALSE },
1044                 { NULL, NULL,                           0,      FALSE,  FALSE }
1045         };
1046
1047         if (search_string == NULL)
1048                 return NULL;
1049
1050         copy_str = g_strdup(search_string);
1051
1052         matcherstr = g_string_sized_new(16);
1053         cmd_start = copy_str;
1054         while (cmd_start && *cmd_start) {
1055                 /* skip all white spaces */
1056                 while (*cmd_start && isspace((guchar)*cmd_start))
1057                         cmd_start++;
1058                 cmd_end = cmd_start;
1059
1060                 /* extract a command */
1061                 while (*cmd_end && !isspace((guchar)*cmd_end))
1062                         cmd_end++;
1063
1064                 /* save character */
1065                 save_char = *cmd_end;
1066                 *cmd_end = '\0';
1067
1068                 dontmatch = FALSE;
1069                 casesens = FALSE;
1070
1071                 /* ~ and ! mean logical NOT */
1072                 if (*cmd_start == '~' || *cmd_start == '!')
1073                 {
1074                         dontmatch = TRUE;
1075                         cmd_start++;
1076                 }
1077                 /* % means case sensitive match */
1078                 if (*cmd_start == '%')
1079                 {
1080                         casesens = TRUE;
1081                         cmd_start++;
1082                 }
1083
1084                 /* find matching abbreviation */
1085                 for (i = 0; cmds[i].command; i++) {
1086                         if (!strcmp(cmd_start, cmds[i].abbreviated)) {
1087                                 /* restore character */
1088                                 *cmd_end = save_char;
1089
1090                                 /* copy command */
1091                                 if (matcherstr->len > 0) {
1092                                         g_string_append(matcherstr, " ");
1093                                 }
1094                                 if (dontmatch)
1095                                         g_string_append(matcherstr, "~");
1096                                 g_string_append(matcherstr, cmds[i].command);
1097                                 g_string_append(matcherstr, " ");
1098
1099                                 /* stop if no params required */
1100                                 if (cmds[i].numparams == 0)
1101                                         break;
1102
1103                                 /* extract a parameter, allow quotes */
1104                                 while (*cmd_end && isspace((guchar)*cmd_end))
1105                                         cmd_end++;
1106
1107                                 cmd_start = cmd_end;
1108                                 if (*cmd_start == '"') {
1109                                         term_char = '"';
1110                                         cmd_end++;
1111                                 }
1112                                 else
1113                                         term_char = ' ';
1114
1115                                 /* extract actual parameter */
1116                                 while ((*cmd_end) && (*cmd_end != term_char))
1117                                         cmd_end++;
1118
1119                                 if (*cmd_end == '"')
1120                                         cmd_end++;
1121
1122                                 save_char = *cmd_end;
1123                                 *cmd_end = '\0';
1124
1125                                 if (cmds[i].qualifier) {
1126                                         if (casesens)
1127                                                 g_string_append(matcherstr, "regexp ");
1128                                         else
1129                                                 g_string_append(matcherstr, "regexpcase ");
1130                                 }
1131
1132                                 /* do we need to add quotes ? */
1133                                 if (cmds[i].quotes && term_char != '"')
1134                                         g_string_append(matcherstr, "\"");
1135
1136                                 /* copy actual parameter */
1137                                 g_string_append(matcherstr, cmd_start);
1138
1139                                 /* do we need to add quotes ? */
1140                                 if (cmds[i].quotes && term_char != '"')
1141                                         g_string_append(matcherstr, "\"");
1142
1143                                 /* restore original character */
1144                                 *cmd_end = save_char;
1145
1146                                 break;
1147                         }
1148                 }
1149
1150                 if (*cmd_end)
1151                         cmd_end++;
1152                 cmd_start = cmd_end;
1153         }
1154
1155         g_free(copy_str);
1156
1157         /* return search string if no match is found to allow
1158            all available filtering expressions in quicksearch */
1159         if (matcherstr->len > 0) returnstr = matcherstr->str;
1160         else returnstr = g_strdup(search_string);
1161
1162         g_string_free(matcherstr, FALSE);
1163         return returnstr;
1164 }
1165
1166 static gchar *expand_tag_search_string(const gchar *search_string)
1167 {
1168         gchar *newstr = NULL;
1169         gchar **words = search_string ? g_strsplit(search_string, " ", -1):NULL;
1170         gint i = 0;
1171         while (words && words[i] && *words[i]) {
1172                 g_strstrip(words[i]);
1173                 if (!newstr) {
1174                         newstr = g_strdup_printf("tag regexpcase \"%s\"", words[i]);
1175                 } else {
1176                         gint o_len = strlen(newstr);
1177                         gint s_len = 18; /* strlen("|tag regexpcase \"\"") */
1178                         gint n_len = s_len + strlen(words[i]);
1179                         newstr = g_realloc(newstr,o_len+n_len+1);
1180                         strcpy(newstr+o_len, "|tag regexpcase \"");
1181                         strcpy(newstr+o_len+(s_len-1), words[i]);
1182                         strcpy(newstr+o_len+(n_len-1), "\"");
1183                 }
1184                 i++;
1185         }
1186         g_strfreev(words);
1187         return newstr;
1188 }
1189
1190 static void quicksearch_set_running(QuickSearch *quicksearch, gboolean run)
1191 {
1192         quicksearch->running = run;
1193 }
1194
1195 gboolean quicksearch_is_running(QuickSearch *quicksearch)
1196 {
1197         return quicksearch->running;
1198 }
1199
1200 void quicksearch_pass_key(QuickSearch *quicksearch, guint val, GdkModifierType mod)
1201 {
1202         GtkEntry *entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN((quicksearch->search_string_entry))));
1203         glong curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1204         guint32 c;
1205         char *str = g_strdup(gtk_entry_get_text(entry));
1206         char *begin = str;
1207         char *end = NULL;
1208         char *new = NULL;
1209         char key[7] = "";
1210         guint char_len = 0;
1211
1212         if (gtk_editable_get_selection_bounds(GTK_EDITABLE(entry), NULL, NULL)) {
1213                 /* remove selection */
1214                 gtk_editable_delete_selection(GTK_EDITABLE(entry));
1215                 curpos = gtk_editable_get_position(GTK_EDITABLE(entry));
1216                 /* refresh string */
1217                 g_free(str);
1218                 str = g_strdup(gtk_entry_get_text(entry));
1219                 begin = str;
1220         }
1221
1222         if (!(c = gdk_keyval_to_unicode(val))) {
1223                 g_free(str);
1224                 return;
1225         }
1226         char_len = g_unichar_to_utf8(c, key);
1227         if (char_len < 0)
1228                 return;
1229         key[char_len] = '\0';
1230         if (curpos < g_utf8_strlen(str, -1)) {
1231                 gchar *stop = g_utf8_offset_to_pointer(begin, curpos);
1232                 end = g_strdup(g_utf8_offset_to_pointer(str, curpos));
1233                 *stop = '\0';
1234                 new = g_strdup_printf("%s%s%s", begin, key, end);
1235                 gtk_entry_set_text(entry, new);
1236                 g_free(end);
1237         } else {
1238                 new = g_strdup_printf("%s%s", begin, key);
1239                 gtk_entry_set_text(entry, new);
1240         }
1241         g_free(str);
1242         g_free(new);
1243         gtk_editable_set_position(GTK_EDITABLE(entry), curpos+1);
1244
1245 }
1246
1247 static gboolean quicksearch_match_subfolder(QuickSearch *quicksearch,
1248                                  FolderItem *src)
1249 {
1250         GSList *msglist = NULL;
1251         GSList *cur;
1252         gboolean result = FALSE;
1253         gint num = 0, total = 0;
1254         gint interval = quicksearch_is_fast(quicksearch) ? 5000:100;
1255
1256         statusbar_print_all(_("Searching in %s... \n"),
1257                 src->path ? src->path : "(null)");
1258
1259         msglist = folder_item_get_msg_list(src);
1260         total = src->total_msgs;
1261         folder_item_update_freeze();
1262         for (cur = msglist; cur != NULL; cur = cur->next) {
1263                 MsgInfo *msg = (MsgInfo *)cur->data;
1264                 statusbar_progress_all(num++,total, interval);
1265                 if (quicksearch_match(quicksearch, msg)) {
1266                         result = TRUE;
1267                         break;
1268                 }
1269                 if (num % interval == 0)
1270                         GTK_EVENTS_FLUSH();
1271                 if (!quicksearch_is_active(quicksearch))
1272                         break;
1273         }
1274         folder_item_update_thaw();
1275         statusbar_progress_all(0,0,0);
1276         statusbar_pop_all();
1277
1278         procmsg_msg_list_free(msglist);
1279         return result;
1280 }
1281
1282 gboolean quicksearch_is_in_subfolder(QuickSearch *quicksearch, FolderItem *cur)
1283 {
1284         if (quicksearch->root_folder_item == NULL)
1285                 return FALSE;
1286
1287         while (cur) {
1288                 if (cur == quicksearch->root_folder_item) {
1289                         return TRUE;
1290                 }
1291                 cur = folder_item_parent(cur);
1292         }
1293         return FALSE;
1294 }
1295
1296 void quicksearch_search_subfolders(QuickSearch *quicksearch,
1297                                    FolderView *folderview,
1298                                    FolderItem *folder_item)
1299 {
1300         FolderItem *cur = NULL;
1301         GNode *node = folder_item->node->children;
1302
1303         if (!prefs_common.summary_quicksearch_recurse
1304         ||  quicksearch->in_typing == TRUE)
1305                 return;
1306
1307         for (; node != NULL; node = node->next) {
1308                 cur = FOLDER_ITEM(node->data);
1309                 if (quicksearch_match_subfolder(quicksearch, cur)) {
1310                         folderview_update_search_icon(cur, TRUE);
1311                 } else {
1312                         folderview_update_search_icon(cur, FALSE);
1313                 }
1314                 if (cur->node->children)
1315                         quicksearch_search_subfolders(quicksearch,
1316                                                       folderview,
1317                                                       cur);
1318         }
1319         quicksearch->root_folder_item = folder_item;
1320         if (!quicksearch_is_active(quicksearch))
1321                 quicksearch_reset_cur_folder_item(quicksearch);
1322 }
1323
1324 static void quicksearch_reset_folder_items(QuickSearch *quicksearch,
1325                                     FolderItem *folder_item)
1326 {
1327         FolderItem *cur = NULL;
1328         GNode *node = (folder_item && folder_item->node) ?
1329                         folder_item->node->children : NULL;
1330
1331         for (; node != NULL; node = node->next) {
1332                 cur = FOLDER_ITEM(node->data);
1333                 folderview_update_search_icon(cur, FALSE);
1334                 if (cur->node->children)
1335                         quicksearch_reset_folder_items(quicksearch,
1336                                                        cur);
1337         }
1338 }
1339
1340 void quicksearch_reset_cur_folder_item(QuickSearch *quicksearch)
1341 {
1342         if (quicksearch->root_folder_item)
1343                 quicksearch_reset_folder_items(quicksearch,
1344                                                quicksearch->root_folder_item);
1345
1346         quicksearch->root_folder_item = NULL;
1347 }
1348
1349 gboolean quicksearch_is_in_typing(QuickSearch *quicksearch)
1350 {
1351         return quicksearch->in_typing;
1352 }
1353
1354 void quicksearch_set_search_strings(QuickSearch *quicksearch)
1355 {
1356         GList *strings = prefs_common.summary_quicksearch_history;
1357         gchar *newstr = NULL;
1358         MatcherList *matcher_list = NULL;
1359
1360         if (!strings)
1361                 return;
1362
1363         do {
1364                 newstr = expand_search_string((gchar *) strings->data);
1365                 if (newstr && newstr[0] != '\0') {
1366                         if (!strchr(newstr, ' ')) {
1367                                 quicksearch->normal_search_strings =
1368                                         g_list_append(
1369                                                 quicksearch->normal_search_strings,
1370                                                 strings->data);
1371                                 g_free(newstr);
1372                                 continue;
1373                         }
1374
1375                         matcher_list = matcher_parser_get_cond(newstr, FALSE);
1376                         g_free(newstr);
1377
1378                         if (matcher_list) {
1379                                 quicksearch->extended_search_strings =
1380                                         g_list_prepend(
1381                                                 quicksearch->extended_search_strings,
1382                                                 g_strdup(strings->data));
1383                                 matcherlist_free(matcher_list);
1384                         } else
1385                                 quicksearch->normal_search_strings =
1386                                         g_list_prepend(
1387                                                 quicksearch->normal_search_strings,
1388                                                 g_strdup(strings->data));
1389                 }
1390
1391         } while ((strings = g_list_next(strings)) != NULL);
1392
1393         quicksearch->normal_search_strings = g_list_reverse(quicksearch->normal_search_strings);
1394         quicksearch->extended_search_strings = g_list_reverse(quicksearch->extended_search_strings);
1395
1396         quicksearch_set_popdown_strings(quicksearch);
1397 }