src/gtk/quicksearch.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 2004 Hiroyuki Yamamoto & the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include <gtk/gtk.h>
  25 #include <gdk/gdkkeysyms.h>
  26
  27 #include "intl.h"
  28 #include "utils.h"
  29 #include "menu.h"
  30 #include "prefs_common.h"
  31 #include "description_window.h"
  32 #include "matcher.h"
  33 #include "matcher_parser.h"
  34 #include "quicksearch.h"
  35
  36 struct _QuickSearch
  37 {
  38         GtkWidget                       *hbox_search;
  39         GtkWidget                       *search_type;
  40         GtkWidget                       *search_type_opt;
  41         GtkWidget                       *search_string_entry;
  42         GtkWidget                       *search_description;
  43
  44         gboolean                         active;
  45         gchar                           *search_string;
  46         MatcherList                     *matcher_list;
  47
  48         QuickSearchExecuteCallback       callback;
  49         gpointer                         callback_data;
  50         gboolean                         running;
  51 };
  52
  53 void quicksearch_set_running(QuickSearch *quicksearch, gboolean run);
  54
  55 static void prepare_matcher(QuickSearch *quicksearch)
  56 {
  57         gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
  58
  59         if (quicksearch->matcher_list != NULL) {
  60                 matcherlist_free(quicksearch->matcher_list);
  61                 quicksearch->matcher_list = NULL;
  62         }
  63
  64         if (search_string == NULL || search_string[0] == '\0') {
  65                 quicksearch->active = FALSE;
  66                 return;
  67         }
  68
  69         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
  70                 char *newstr = NULL;
  71
  72                 newstr = expand_search_string(search_string);
  73                 if (newstr && newstr[0] != '\0') {
  74                         quicksearch->matcher_list = matcher_parser_get_cond(newstr);
  75                         g_free(newstr);
  76                 } else {
  77                         quicksearch->matcher_list = NULL;
  78                         quicksearch->active = FALSE;
  79
  80                         return;
  81                 }
  82         } else {
  83                 if (quicksearch->search_string != NULL)
  84                         g_free(quicksearch->search_string);
  85                 quicksearch->search_string = g_strdup(search_string);
  86         }
  87
  88         quicksearch->active = TRUE;
  89 }
  90
  91 static gint searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
  92                               QuickSearch *quicksearch)
  93 {
  94         if (event != NULL && event->keyval == GDK_Escape) {
  95                 quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
  96                 gtk_widget_grab_focus(GTK_WIDGET(GTK_COMBO(quicksearch->search_string_entry)->entry));
  97                 return TRUE;
  98         }
  99
 100         if (event != NULL && event->keyval == GDK_Return) {
 101                 gchar *search_string = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry));
 102
 103                 if (search_string && strlen(search_string) != 0) {
 104                         prefs_common.summary_quicksearch_history =
 105                                 add_history(prefs_common.summary_quicksearch_history,
 106                                             search_string);
 107                         gtk_combo_set_popdown_strings(GTK_COMBO(quicksearch->search_string_entry),
 108                                 prefs_common.summary_quicksearch_history);
 109                 }
 110
 111                 prepare_matcher(quicksearch);
 112
 113                 quicksearch_set_running(quicksearch, TRUE);
 114                 if (quicksearch->callback != NULL)
 115                         quicksearch->callback(quicksearch, quicksearch->callback_data);
 116                 quicksearch_set_running(quicksearch, FALSE);
 117                 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
 118                 gtk_widget_grab_focus(GTK_WIDGET(GTK_COMBO(quicksearch->search_string_entry)->entry));
 119         }
 120
 121         return TRUE;
 122 }
 123
 124 static void searchtype_changed(GtkMenuItem *widget, gpointer data)
 125 {
 126         QuickSearch *quicksearch = (QuickSearch *)data;
 127
 128         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(gtk_object_get_user_data(
 129                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 130                                    GTK_MENU(quicksearch->search_type))))));
 131
 132         /* Show extended search description button, only when Extended is selected */
 133         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED) {
 134                 gtk_widget_show(quicksearch->search_description);
 135         } else {
 136                 gtk_widget_hide(quicksearch->search_description);
 137
 138         }
 139
 140         prepare_matcher(quicksearch);
 141
 142         quicksearch_set_running(quicksearch, TRUE);
 143         if (quicksearch->callback != NULL)
 144                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 145         quicksearch_set_running(quicksearch, FALSE);
 146 }
 147
 148 /*
 149  * Strings describing how to use Extended Search
 150  *
 151  * When adding new lines, remember to put 2 strings for each line
 152  */
 153 static gchar *search_descr_strings[] = {
 154         "a",     N_("all messages"),
 155         "ag #",  N_("messages whose age is greater than #"),
 156         "al #",  N_("messages whose age is less than #"),
 157         "b S",   N_("messages which contain S in the message body"),
 158         "B S",   N_("messages which contain S in the whole message"),
 159         "c S",   N_("messages carbon-copied to S"),
 160         "C S",   N_("message is either to: or cc: to S"),
 161         "D",     N_("deleted messages"), /** how I can filter deleted messages **/
 162         "e S",   N_("messages which contain S in the Sender field"),
 163         "E S",   N_("true if execute \"S\" succeeds"),
 164         "f S",   N_("messages originating from user S"),
 165         "F",     N_("forwarded messages"),
 166         "h S",   N_("messages which contain header S"),
 167         "i S",   N_("messages which contain S in Message-Id header"),
 168         "I S",   N_("messages which contain S in inreplyto header"),
 169         "L",     N_("locked messages"),
 170         "n S",   N_("messages which are in newsgroup S"),
 171         "N",     N_("new messages"),
 172         "O",     N_("old messages"),
 173         "r",     N_("messages which have been replied to"),
 174         "R",     N_("read messages"),
 175         "s S",   N_("messages which contain S in subject"),
 176         "se #",  N_("messages whose score is equal to #"),
 177         "sg #",  N_("messages whose score is greater than #"),
 178         "sl #",  N_("messages whose score is lower than #"),
 179         "Se #",  N_("messages whose size is equal to #"),
 180         "Sg #",  N_("messages whose size is greater than #"),
 181         "Ss #",  N_("messages whose size is smaller than #"),
 182         "t S",   N_("messages which have been sent to S"),
 183         "T",     N_("marked messages"),
 184         "U",     N_("unread messages"),
 185         "x S",   N_("messages which contain S in References header"),
 186         "X cmd", N_("messages returning 0 when passed to command"),
 187         "y S",   N_("messages which contain S in X-Label header"),
 188         "",      "" ,
 189         "&",     N_("logical AND operator"),
 190         "|",     N_("logical OR operator"),
 191         "! or ~",       N_("logical NOT operator"),
 192         "%",     N_("case sensitive search"),
 193         "",      "" ,
 194         " ",     N_("all filtering expressions are allowed"),
 195         NULL,    NULL
 196 };
 197
 198 static DescriptionWindow search_descr = {
 199         NULL,
 200         2,
 201         N_("Extended Search symbols"),
 202         search_descr_strings
 203 };
 204
 205 static void search_description_cb(GtkWidget *widget)
 206 {
 207         description_window_create(&search_descr);
 208 };
 209
 210 static void clear_search_cb(GtkWidget *widget, gpointer data)
 211 {
 212         QuickSearch *quicksearch = (QuickSearch *)data;
 213
 214         quicksearch_set(quicksearch, prefs_common.summary_quicksearch_type, "");
 215 }
 216
 217 /*
 218 static void summary_searchbar_focus_evt(GtkWidget *widget, GdkEventFocus *event,
 219                                         SummaryView *summaryview)
 220 {
 221         if (event != NULL && event->in)
 222                 gtk_signal_handler_block_by_func(GTK_OBJECT(summaryview->mainwin->window),
 223                                                  GTK_SIGNAL_FUNC(mainwindow_key_pressed),
 224                                                  summaryview->mainwin);
 225         else
 226                 gtk_signal_handler_unblock_by_func(GTK_OBJECT(summaryview->mainwin->window),
 227                                                    GTK_SIGNAL_FUNC(mainwindow_key_pressed),
 228                                                    summaryview->mainwin);
 229 }
 230 */
 231
 232 QuickSearch *quicksearch_new()
 233 {
 234         QuickSearch *quicksearch;
 235
 236         GtkWidget *hbox_search;
 237         GtkWidget *search_type_opt;
 238         GtkWidget *search_type;
 239         GtkWidget *search_string_entry;
 240         GtkWidget *search_hbbox;
 241         GtkWidget *search_description;
 242         GtkWidget *clear_search;
 243         GtkWidget *menuitem;
 244
 245         quicksearch = g_new0(QuickSearch, 1);
 246
 247         /* quick search */
 248         hbox_search = gtk_hbox_new(FALSE, 0);
 249
 250         search_type_opt = gtk_option_menu_new();
 251         gtk_widget_show(search_type_opt);
 252         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 253
 254         search_type = gtk_menu_new();
 255         MENUITEM_ADD (search_type, menuitem, _("Subject"), QUICK_SEARCH_SUBJECT);
 256         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 257                            GTK_SIGNAL_FUNC(searchtype_changed),
 258                            quicksearch);
 259         MENUITEM_ADD (search_type, menuitem, _("From"), QUICK_SEARCH_FROM);
 260         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 261                            GTK_SIGNAL_FUNC(searchtype_changed),
 262                            quicksearch);
 263         MENUITEM_ADD (search_type, menuitem, _("To"), QUICK_SEARCH_TO);
 264         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 265                            GTK_SIGNAL_FUNC(searchtype_changed),
 266                            quicksearch);
 267         MENUITEM_ADD (search_type, menuitem, _("Extended"), QUICK_SEARCH_EXTENDED);
 268         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 269                            GTK_SIGNAL_FUNC(searchtype_changed),
 270                            quicksearch);
 271
 272         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 273
 274         gtk_option_menu_set_history(GTK_OPTION_MENU(search_type_opt), prefs_common.summary_quicksearch_type);
 275
 276         gtk_widget_show(search_type);
 277
 278         search_string_entry = gtk_combo_new();
 279         gtk_box_pack_start(GTK_BOX(hbox_search), search_string_entry, FALSE, FALSE, 2);
 280         gtk_combo_set_value_in_list(GTK_COMBO(search_string_entry), FALSE, TRUE);
 281         gtk_combo_set_case_sensitive(GTK_COMBO(search_string_entry), TRUE);
 282         if (prefs_common.summary_quicksearch_history)
 283                 gtk_combo_set_popdown_strings(GTK_COMBO(search_string_entry),
 284                         prefs_common.summary_quicksearch_history);
 285         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(search_string_entry)->entry), "");
 286         gtk_widget_show(search_string_entry);
 287
 288         search_hbbox = gtk_hbutton_box_new();
 289         gtk_button_box_set_layout(GTK_BUTTON_BOX(search_hbbox),
 290                                   GTK_BUTTONBOX_START);
 291
 292         gtk_box_set_spacing(GTK_BOX(search_hbbox), 5);
 293
 294         if (prefs_common.summary_quicksearch_sticky) {
 295                 clear_search = gtk_button_new_with_label(_("Clear"));
 296                 gtk_box_pack_start(GTK_BOX(search_hbbox), clear_search,
 297                                    FALSE, FALSE, 0);
 298                 gtk_widget_set_usize(clear_search, 120, -1);
 299                 gtk_signal_connect(GTK_OBJECT(clear_search), "clicked",
 300                                    GTK_SIGNAL_FUNC(clear_search_cb), quicksearch);
 301                 gtk_widget_show(clear_search);
 302         }
 303
 304         search_description = gtk_button_new_with_label(_("Extended Symbols"));
 305         gtk_box_pack_start(GTK_BOX(search_hbbox), search_description,
 306                            TRUE, TRUE, 0);
 307         gtk_widget_show(search_description);
 308
 309         gtk_signal_connect(GTK_OBJECT(search_description), "clicked",
 310                            GTK_SIGNAL_FUNC(search_description_cb), NULL);
 311
 312         gtk_box_pack_start(GTK_BOX(hbox_search), search_hbbox, FALSE, FALSE, 2);
 313         gtk_widget_show(search_hbbox);
 314         if (prefs_common.summary_quicksearch_type == QUICK_SEARCH_EXTENDED)
 315                 gtk_widget_show(search_description);
 316         else
 317                 gtk_widget_hide(search_description);
 318
 319         gtk_signal_connect(GTK_OBJECT(GTK_COMBO(search_string_entry)->entry),
 320                            "key_press_event",
 321                            GTK_SIGNAL_FUNC(searchbar_pressed),
 322                            quicksearch);
 323
 324         /*
 325         gtk_signal_connect(GTK_OBJECT(GTK_COMBO(search_string_entry)->entry),
 326                            "focus_in_event",
 327                            GTK_SIGNAL_FUNC(searchbar_focus_evt),
 328                            quicksearch);
 329
 330         gtk_signal_connect(GTK_OBJECT(GTK_COMBO(search_string_entry)->entry),
 331                            "focus_out_event",
 332                            GTK_SIGNAL_FUNC(searchbar_focus_evt),
 333                            quicksearch);
 334         */
 335
 336         quicksearch->hbox_search = hbox_search;
 337         quicksearch->search_type = search_type;
 338         quicksearch->search_type_opt = search_type_opt;
 339         quicksearch->search_string_entry = search_string_entry;
 340         quicksearch->search_description = search_description;
 341         quicksearch->matcher_list = NULL;
 342         quicksearch->active = FALSE;
 343         quicksearch->running = FALSE;
 344
 345         return quicksearch;
 346 }
 347
 348 GtkWidget *quicksearch_get_widget(QuickSearch *quicksearch)
 349 {
 350         return quicksearch->hbox_search;
 351 }
 352
 353 void quicksearch_show(QuickSearch *quicksearch)
 354 {
 355         prepare_matcher(quicksearch);
 356         gtk_widget_show(quicksearch->hbox_search);
 357 }
 358
 359 void quicksearch_hide(QuickSearch *quicksearch)
 360 {
 361         quicksearch->active = FALSE;
 362         gtk_widget_hide(quicksearch->hbox_search);
 363 }
 364
 365 void quicksearch_set(QuickSearch *quicksearch, QuickSearchType type,
 366                      const gchar *matchstring)
 367 {
 368         gtk_option_menu_set_history(GTK_OPTION_MENU(quicksearch->search_type_opt),
 369                                     type);
 370         gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(quicksearch->search_string_entry)->entry),
 371                            matchstring);
 372         prefs_common.summary_quicksearch_type = type;
 373
 374         prepare_matcher(quicksearch);
 375
 376         if (quicksearch->callback != NULL)
 377                 quicksearch->callback(quicksearch, quicksearch->callback_data);
 378 }
 379
 380 gboolean quicksearch_is_active(QuickSearch *quicksearch)
 381 {
 382         return quicksearch->active;
 383 }
 384
 385 void quicksearch_set_execute_callback(QuickSearch *quicksearch,
 386                                       QuickSearchExecuteCallback callback,
 387                                       gpointer data)
 388 {
 389         quicksearch->callback = callback;
 390         quicksearch->callback_data = data;
 391 }
 392
 393 gboolean quicksearch_match(QuickSearch *quicksearch, MsgInfo *msginfo)
 394 {
 395         gchar *searched_header = NULL;
 396
 397         if (!quicksearch->active)
 398                 return TRUE;
 399
 400         switch (prefs_common.summary_quicksearch_type) {
 401         case QUICK_SEARCH_SUBJECT:
 402                 searched_header = msginfo->subject;
 403                 break;
 404         case QUICK_SEARCH_FROM:
 405                 searched_header = msginfo->from;
 406                 break;
 407         case QUICK_SEARCH_TO:
 408                 searched_header = msginfo->to;
 409                 break;
 410         case QUICK_SEARCH_EXTENDED:
 411                 break;
 412         default:
 413                 debug_print("unknown search type (%d)\n", prefs_common.summary_quicksearch_type);
 414                 break;
 415         }
 416
 417         if (prefs_common.summary_quicksearch_type != QUICK_SEARCH_EXTENDED && quicksearch->search_string &&
 418             searched_header && strcasestr(searched_header, quicksearch->search_string) != NULL)
 419                 return TRUE;
 420         else if ((quicksearch->matcher_list != NULL) && matcherlist_match(quicksearch->matcher_list, msginfo))
 421                 return TRUE;
 422
 423         return FALSE;
 424 }
 425
 426 /* allow Mutt-like patterns in quick search */
 427 gchar *expand_search_string(const gchar *search_string)
 428 {
 429         int i = 0;
 430         gchar term_char, save_char;
 431         gchar *cmd_start, *cmd_end;
 432         GString *matcherstr;
 433         gchar *returnstr = NULL;
 434         gchar *copy_str;
 435         gboolean casesens, dontmatch;
 436         /* list of allowed pattern abbreviations */
 437         struct {
 438                 gchar           *abbreviated;   /* abbreviation */
 439                 gchar           *command;       /* actual matcher command */
 440                 gint            numparams;      /* number of params for cmd */
 441                 gboolean        qualifier;      /* do we append regexpcase */
 442                 gboolean        quotes;         /* do we need quotes */
 443         }
 444         cmds[] = {
 445                 { "a",  "all",                          0,      FALSE,  FALSE },
 446                 { "ag", "age_greater",                  1,      FALSE,  FALSE },
 447                 { "al", "age_lower",                    1,      FALSE,  FALSE },
 448                 { "b",  "body_part",                    1,      TRUE,   TRUE  },
 449                 { "B",  "message",                      1,      TRUE,   TRUE  },
 450                 { "c",  "cc",                           1,      TRUE,   TRUE  },
 451                 { "C",  "to_or_cc",                     1,      TRUE,   TRUE  },
 452                 { "D",  "deleted",                      0,      FALSE,  FALSE },
 453                 { "e",  "header \"Sender\"",            1,      TRUE,   TRUE  },
 454                 { "E",  "execute",                      1,      FALSE,  TRUE  },
 455                 { "f",  "from",                         1,      TRUE,   TRUE  },
 456                 { "F",  "forwarded",                    0,      FALSE,  FALSE },
 457                 { "h",  "headers_part",                 1,      TRUE,   TRUE  },
 458                 { "i",  "header \"Message-Id\"",        1,      TRUE,   TRUE  },
 459                 { "I",  "inreplyto",                    1,      TRUE,   TRUE  },
 460                 { "L",  "locked",                       0,      FALSE,  FALSE },
 461                 { "n",  "newsgroups",                   1,      TRUE,   TRUE  },
 462                 { "N",  "new",                          0,      FALSE,  FALSE },
 463                 { "O",  "~new",                         0,      FALSE,  FALSE },
 464                 { "r",  "replied",                      0,      FALSE,  FALSE },
 465                 { "R",  "~unread",                      0,      FALSE,  FALSE },
 466                 { "s",  "subject",                      1,      TRUE,   TRUE  },
 467                 { "se", "score_equal",                  1,      FALSE,  FALSE },
 468                 { "sg", "score_greater",                1,      FALSE,  FALSE },
 469                 { "sl", "score_lower",                  1,      FALSE,  FALSE },
 470                 { "Se", "size_equal",                   1,      FALSE,  FALSE },
 471                 { "Sg", "size_greater",                 1,      FALSE,  FALSE },
 472                 { "Ss", "size_smaller",                 1,      FALSE,  FALSE },
 473                 { "t",  "to",                           1,      TRUE,   TRUE  },
 474                 { "T",  "marked",                       0,      FALSE,  FALSE },
 475                 { "U",  "unread",                       0,      FALSE,  FALSE },
 476                 { "x",  "header \"References\"",        1,      TRUE,   TRUE  },
 477                 { "X",  "test",                         1,      FALSE,  FALSE },
 478                 { "y",  "header \"X-Label\"",           1,      TRUE,   TRUE  },
 479                 { "&",  "&",                            0,      FALSE,  FALSE },
 480                 { "|",  "|",                            0,      FALSE,  FALSE },
 481                 { NULL, NULL,                           0,      FALSE,  FALSE }
 482         };
 483
 484         if (search_string == NULL)
 485                 return NULL;
 486
 487         copy_str = g_strdup(search_string);
 488
 489         matcherstr = g_string_sized_new(16);
 490         cmd_start = copy_str;
 491         while (cmd_start && *cmd_start) {
 492                 /* skip all white spaces */
 493                 while (*cmd_start && isspace((guchar)*cmd_start))
 494                         cmd_start++;
 495                 cmd_end = cmd_start;
 496
 497                 /* extract a command */
 498                 while (*cmd_end && !isspace((guchar)*cmd_end))
 499                         cmd_end++;
 500
 501                 /* save character */
 502                 save_char = *cmd_end;
 503                 *cmd_end = '\0';
 504
 505                 dontmatch = FALSE;
 506                 casesens = FALSE;
 507
 508                 /* ~ and ! mean logical NOT */
 509                 if (*cmd_start == '~' || *cmd_start == '!')
 510                 {
 511                         dontmatch = TRUE;
 512                         cmd_start++;
 513                 }
 514                 /* % means case sensitive match */
 515                 if (*cmd_start == '%')
 516                 {
 517                         casesens = TRUE;
 518                         cmd_start++;
 519                 }
 520
 521                 /* find matching abbreviation */
 522                 for (i = 0; cmds[i].command; i++) {
 523                         if (!strcmp(cmd_start, cmds[i].abbreviated)) {
 524                                 /* restore character */
 525                                 *cmd_end = save_char;
 526
 527                                 /* copy command */
 528                                 if (matcherstr->len > 0) {
 529                                         g_string_append(matcherstr, " ");
 530                                 }
 531                                 if (dontmatch)
 532                                         g_string_append(matcherstr, "~");
 533                                 g_string_append(matcherstr, cmds[i].command);
 534                                 g_string_append(matcherstr, " ");
 535
 536                                 /* stop if no params required */
 537                                 if (cmds[i].numparams == 0)
 538                                         break;
 539
 540                                 /* extract a parameter, allow quotes */
 541                                 while (*cmd_end && isspace((guchar)*cmd_end))
 542                                         cmd_end++;
 543
 544                                 cmd_start = cmd_end;
 545                                 if (*cmd_start == '"') {
 546                                         term_char = '"';
 547                                         cmd_end++;
 548                                 }
 549                                 else
 550                                         term_char = ' ';
 551
 552                                 /* extract actual parameter */
 553                                 while ((*cmd_end) && (*cmd_end != term_char))
 554                                         cmd_end++;
 555
 556                                 if (*cmd_end == '"')
 557                                         cmd_end++;
 558
 559                                 save_char = *cmd_end;
 560                                 *cmd_end = '\0';
 561
 562                                 if (cmds[i].qualifier) {
 563                                         if (casesens)
 564                                                 g_string_append(matcherstr, "regexp ");
 565                                         else
 566                                                 g_string_append(matcherstr, "regexpcase ");
 567                                 }
 568
 569                                 /* do we need to add quotes ? */
 570                                 if (cmds[i].quotes && term_char != '"')
 571                                         g_string_append(matcherstr, "\"");
 572
 573                                 /* copy actual parameter */
 574                                 g_string_append(matcherstr, cmd_start);
 575
 576                                 /* do we need to add quotes ? */
 577                                 if (cmds[i].quotes && term_char != '"')
 578                                         g_string_append(matcherstr, "\"");
 579
 580                                 /* restore original character */
 581                                 *cmd_end = save_char;
 582
 583                                 break;
 584                         }
 585                 }
 586
 587                 if (*cmd_end)
 588                         cmd_end++;
 589                 cmd_start = cmd_end;
 590         }
 591
 592         g_free(copy_str);
 593
 594         /* return search string if no match is found to allow
 595            all available filtering expressions in quicksearch */
 596         if (matcherstr->len > 0) returnstr = matcherstr->str;
 597         else returnstr = g_strdup(search_string);
 598
 599         g_string_free(matcherstr, FALSE);
 600         return returnstr;
 601 }
 602
 603 void quicksearch_set_running(QuickSearch *quicksearch, gboolean run)
 604 {
 605         quicksearch->running = run;
 606 }
 607
 608 gboolean quicksearch_is_running(QuickSearch *quicksearch)
 609 {
 610         return quicksearch->running;
 611 }
 612