src/prefs_filtering.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail 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 3 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, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <gtk/gtkoptionmenu.h>
  30 #include <gdk/gdkkeysyms.h>
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <errno.h>
  35
  36 #include "main.h"
  37 #include "prefs_gtk.h"
  38 #include "prefs_matcher.h"
  39 #include "prefs_filtering.h"
  40 #include "prefs_common.h"
  41 #include "mainwindow.h"
  42 #include "foldersel.h"
  43 #include "manage_window.h"
  44 #include "inc.h"
  45 #include "utils.h"
  46 #include "gtkutils.h"
  47 #include "alertpanel.h"
  48 #include "folder.h"
  49 #include "filtering.h"
  50 #include "addr_compl.h"
  51 #include "manual.h"
  52 #include "combobox.h"
  53 #include "menu.h"
  54
  55 #include "matcher_parser.h"
  56 #include "matcher.h"
  57 #include "prefs_filtering_action.h"
  58
  59 enum {
  60         PREFS_FILTERING_ENABLED,
  61         PREFS_FILTERING_NAME,
  62         PREFS_FILTERING_ACCOUNT_ID,
  63         PREFS_FILTERING_ACCOUNT_NAME,
  64         PREFS_FILTERING_RULE,
  65         PREFS_FILTERING_PROP,
  66         N_PREFS_FILTERING_COLUMNS
  67 };
  68
  69 struct _Filtering {
  70         GtkWidget *window;
  71
  72         GtkWidget *help_btn;
  73         GtkWidget *ok_btn;
  74         GtkWidget *name_entry;
  75         GtkWidget *account_label;
  76         GtkWidget *account_combobox;
  77         GtkListStore *account_combobox_list;
  78         GtkWidget *cond_entry;
  79         GtkWidget *action_entry;
  80
  81         GtkWidget *cond_list_view;
  82
  83         GtkTreeViewColumn *account_name_column;
  84 };
  85
  86 typedef struct _Filtering Filtering;
  87
  88 static Filtering  filtering;
  89
  90 static GSList ** p_processing_list = NULL;
  91
  92 /* widget creating functions */
  93 static void prefs_filtering_create              (void);
  94
  95 static void prefs_filtering_set_dialog  (const gchar *header,
  96                                          const gchar *key);
  97 static void prefs_filtering_set_list    (void);
  98
  99 /* callback functions */
 100 static gboolean prefs_filtering_search_func_cb (GtkTreeModel *model, gint column,
 101                                                 const gchar *key, GtkTreeIter *iter,
 102                                                 gpointer search_data);
 103 static void prefs_filtering_register_cb (void);
 104 static void prefs_filtering_substitute_cb       (void);
 105 static void prefs_filtering_delete_cb   (void);
 106 static void prefs_filtering_delete_all_cb(void);
 107 static void prefs_filtering_clear_cb(void);
 108 static void prefs_filtering_duplicate_cb(void);
 109 static void prefs_filtering_top         (void);
 110 static void prefs_filtering_page_up(void);
 111 static void prefs_filtering_up          (void);
 112 static void prefs_filtering_down        (void);
 113 static void prefs_filtering_page_down(void);
 114 static void prefs_filtering_bottom      (void);
 115 static gint prefs_filtering_deleted     (GtkWidget      *widget,
 116                                          GdkEventAny    *event,
 117                                          gpointer        data);
 118 static gboolean prefs_filtering_key_pressed(GtkWidget   *widget,
 119                                          GdkEventKey    *event,
 120                                          gpointer        data);
 121 static void prefs_filtering_cancel      (void);
 122 static void prefs_filtering_ok          (void);
 123
 124 static void prefs_filtering_condition_define    (void);
 125 static void prefs_filtering_action_define(void);
 126 static gint prefs_filtering_list_view_set_row   (gint row, FilteringProp * prop);
 127
 128 static void prefs_filtering_reset_dialog        (void);
 129 static gboolean prefs_filtering_rename_tag_func(GNode *node, gpointer data);
 130 static gboolean prefs_filtering_rename_path_func(GNode *node, gpointer data);
 131 static gboolean prefs_filtering_delete_path_func(GNode *node, gpointer data);
 132
 133 static void delete_path(GSList ** p_filters, const gchar * path);
 134
 135
 136 static GtkListStore* prefs_filtering_create_data_store  (void);
 137 static gint prefs_filtering_list_view_insert_rule       (GtkListStore *list_store,
 138                                                          gint row,
 139                                                          gboolean enabled,
 140                                                          const gchar *name,
 141                                                          gint account_id,
 142                                                          const gchar *account_name,
 143                                                          const gchar *rule,
 144                                                          gboolean prop);
 145 static gchar *prefs_filtering_list_view_get_rule        (GtkWidget *list,
 146                                                          gint row);
 147 static void prefs_filtering_list_view_get_rule_info     (GtkWidget *list,
 148                                                          gint row,
 149                                                          gboolean *enabled,
 150                                                          gchar **name,
 151                                                          gint *account_id);
 152
 153 static GtkWidget *prefs_filtering_list_view_create      (void);
 154 static void prefs_filtering_create_list_view_columns    (GtkWidget *list_view);
 155
 156 static void prefs_filtering_select_row(GtkTreeView *list_view, GtkTreePath *path);
 157
 158 static void prefs_filtering_account_option_menu_populate(void);
 159
 160 static gulong signal_id = 0; /* filtering.help_btn clicked signal */
 161
 162 static int modified = FALSE;
 163
 164 void prefs_filtering_open(GSList ** p_processing,
 165                           const gchar *title,
 166                           const gchar *help_url_anchor,
 167                           const gchar *header,
 168                           const gchar *key,
 169                           gboolean per_account_filtering)
 170 {
 171         if (prefs_rc_is_readonly(FILTERING_RC))
 172                 return;
 173
 174         inc_lock();
 175
 176         if (!filtering.window) {
 177                 prefs_filtering_create();
 178         } else {
 179                 gtk_list_store_clear(filtering.account_combobox_list);
 180                 prefs_filtering_account_option_menu_populate();
 181         }
 182
 183         gtk_tree_view_column_set_visible(filtering.account_name_column,
 184                                                                          per_account_filtering);
 185
 186         manage_window_set_transient(GTK_WINDOW(filtering.window));
 187         gtk_widget_grab_focus(filtering.ok_btn);
 188
 189         if (title != NULL)
 190                 gtk_window_set_title(GTK_WINDOW(filtering.window), title);
 191         else
 192                 gtk_window_set_title (GTK_WINDOW(filtering.window),
 193                                       _("Filtering/Processing configuration"));
 194
 195         if (help_url_anchor != NULL) {
 196                 if (signal_id != 0) {
 197                         g_signal_handler_disconnect(
 198                                         G_OBJECT(filtering.help_btn),
 199                                         signal_id);
 200                 }
 201
 202                 signal_id = g_signal_connect(G_OBJECT(filtering.help_btn),
 203                                 "clicked",
 204                                 G_CALLBACK(manual_open_with_anchor_cb),
 205                                 (gchar*)help_url_anchor);
 206         }
 207         else {
 208                 gtk_widget_set_sensitive(filtering.help_btn, FALSE);
 209         }
 210
 211         p_processing_list = p_processing;
 212
 213         prefs_filtering_set_dialog(header, key);
 214         if (per_account_filtering) {
 215                 gtk_widget_show(filtering.account_label);
 216                 gtk_widget_show(filtering.account_combobox);
 217         } else {
 218                 gtk_widget_hide(filtering.account_label);
 219                 gtk_widget_hide(filtering.account_combobox);
 220                 combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), 0);
 221         }
 222
 223         gtk_widget_show(filtering.window);
 224
 225         start_address_completion(NULL);
 226 }
 227
 228 static void prefs_filtering_size_allocate_cb(GtkWidget *widget,
 229                                          GtkAllocation *allocation)
 230 {
 231         g_return_if_fail(allocation != NULL);
 232
 233         prefs_common.filteringwin_width = allocation->width;
 234         prefs_common.filteringwin_height = allocation->height;
 235 }
 236
 237 /* prefs_filtering_close() - just to have one common exit point */
 238 static void prefs_filtering_close(void)
 239 {
 240         GtkListStore *store;
 241
 242         end_address_completion();
 243
 244         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW
 245                                 (filtering.cond_list_view)));
 246         gtk_list_store_clear(store);
 247         gtk_widget_hide(filtering.window);
 248         inc_unlock();
 249 }
 250
 251 static void prefs_filtering_account_option_menu_populate(void)
 252 {
 253         GList *accounts = NULL;
 254         GtkTreeIter iter;
 255
 256         accounts = account_get_list();
 257
 258         g_return_if_fail(accounts != NULL);
 259
 260         COMBOBOX_ADD(filtering.account_combobox_list, Q_("Filtering Account Menu|All"), 0);
 261         for (; accounts != NULL; accounts = accounts->next) {
 262                 PrefsAccount *ac = (PrefsAccount *)accounts->data;
 263
 264                 COMBOBOX_ADD_ESCAPED(filtering.account_combobox_list, ac->account_name, ac->account_id);
 265         }
 266 }
 267
 268 static GtkWidget *prefs_filtering_account_option_menu(Filtering *filtering)
 269 {
 270         GtkWidget *optmenu = NULL;
 271         GtkWidget *optmenubox = NULL;
 272         GtkListStore *menu = NULL;
 273
 274         optmenubox = gtk_event_box_new();
 275         optmenu = gtkut_sc_combobox_create(optmenubox, FALSE);
 276         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(optmenu)));
 277
 278         filtering->account_combobox = optmenu;
 279         filtering->account_combobox_list = menu;
 280
 281         prefs_filtering_account_option_menu_populate();
 282
 283         return optmenubox;
 284 }
 285
 286 static void prefs_filtering_create(void)
 287 {
 288         GtkWidget *window;
 289         GtkWidget *vbox;
 290         GtkWidget *help_btn;
 291         GtkWidget *cancel_btn;
 292         GtkWidget *ok_btn;
 293         GtkWidget *confirm_area;
 294
 295         GtkWidget *vbox1;
 296         GtkWidget *reg_hbox;
 297         GtkWidget *arrow;
 298         GtkWidget *btn_hbox;
 299
 300         GtkWidget *name_label;
 301         GtkWidget *name_entry;
 302         GtkWidget *account_label;
 303         GtkWidget *account_opt_menu;
 304         GtkWidget *cond_label;
 305         GtkWidget *cond_entry;
 306         GtkWidget *cond_btn;
 307         GtkWidget *action_label;
 308         GtkWidget *action_entry;
 309         GtkWidget *action_btn;
 310
 311         GtkWidget *reg_btn;
 312         GtkWidget *subst_btn;
 313         GtkWidget *del_btn;
 314         GtkWidget *clear_btn;
 315
 316         GtkWidget *cond_hbox;
 317         GtkWidget *cond_scrolledwin;
 318         GtkWidget *cond_list_view;
 319
 320         GtkWidget *btn_vbox;
 321         GtkWidget *top_btn;
 322         GtkWidget *up_btn;
 323         GtkWidget *down_btn;
 324 #ifndef GENERIC_UMPC
 325         GtkWidget *page_up_btn;
 326         GtkWidget *page_down_btn;
 327 #endif
 328         GtkWidget *bottom_btn;
 329         GtkWidget *table;
 330         static GdkGeometry geometry;
 331         GtkTooltips *tooltips;
 332
 333         debug_print("Creating filtering configuration window...\n");
 334
 335         tooltips = gtk_tooltips_new();
 336
 337         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_filtering");
 338         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 339         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 340         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 341         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 342
 343         vbox = gtk_vbox_new (FALSE, 6);
 344         gtk_widget_show (vbox);
 345         gtk_container_add (GTK_CONTAINER (window), vbox);
 346
 347         gtkut_stock_button_set_create_with_help(&confirm_area, &help_btn,
 348                         &cancel_btn, GTK_STOCK_CANCEL,
 349                         &ok_btn, GTK_STOCK_OK,
 350                         NULL, NULL);
 351         gtk_widget_show (confirm_area);
 352         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 353         gtk_widget_grab_default (ok_btn);
 354
 355         gtk_window_set_title (GTK_WINDOW(window),
 356                                     _("Filtering/Processing configuration"));
 357
 358         g_signal_connect(G_OBJECT(window), "delete_event",
 359                          G_CALLBACK(prefs_filtering_deleted), NULL);
 360         g_signal_connect(G_OBJECT(window), "size_allocate",
 361                          G_CALLBACK(prefs_filtering_size_allocate_cb), NULL);
 362         g_signal_connect(G_OBJECT(window), "key_press_event",
 363                          G_CALLBACK(prefs_filtering_key_pressed), NULL);
 364         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 365         g_signal_connect(G_OBJECT(ok_btn), "clicked",
 366                          G_CALLBACK(prefs_filtering_ok), NULL);
 367         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
 368                          G_CALLBACK(prefs_filtering_cancel), NULL);
 369
 370         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 371         gtk_widget_show (vbox1);
 372         gtk_box_pack_start (GTK_BOX (vbox), vbox1, FALSE, TRUE, 0);
 373         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 374
 375         table = gtk_table_new(4, 3, FALSE);
 376         gtk_table_set_row_spacings (GTK_TABLE (table), VSPACING_NARROW_2);
 377         gtk_table_set_col_spacings (GTK_TABLE (table), 4);
 378         gtk_widget_show(table);
 379         gtk_box_pack_start (GTK_BOX (vbox1), table, TRUE, TRUE, 0);
 380
 381         name_label = gtk_label_new (_("Name"));
 382         gtk_widget_show (name_label);
 383         gtk_misc_set_alignment (GTK_MISC (name_label), 1, 0.5);
 384         gtk_table_attach (GTK_TABLE (table), name_label, 0, 1, 0, 1,
 385                           (GtkAttachOptions) (GTK_FILL),
 386                           (GtkAttachOptions) (0), 0, 0);
 387
 388         name_entry = gtk_entry_new ();
 389         gtk_widget_show (name_entry);
 390         gtk_table_attach (GTK_TABLE (table), name_entry, 1, 2, 0, 1,
 391                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 392                           (GtkAttachOptions) (0), 0, 0);
 393
 394         account_label = gtk_label_new (_("Account"));
 395         gtk_widget_show (account_label);
 396         gtk_misc_set_alignment (GTK_MISC (account_label), 1, 0.5);
 397         gtk_table_attach (GTK_TABLE (table), account_label, 0, 1, 1, 2,
 398                           (GtkAttachOptions) (GTK_FILL),
 399                           (GtkAttachOptions) (0), 0, 0);
 400
 401         account_opt_menu = prefs_filtering_account_option_menu(&filtering);
 402         gtk_widget_show (account_opt_menu);
 403         gtk_table_attach (GTK_TABLE (table), account_opt_menu, 1, 2, 1, 2,
 404                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 405                           (GtkAttachOptions) (0), 0, 0);
 406         combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), 0);
 407
 408         cond_label = gtk_label_new (_("Condition"));
 409         gtk_widget_show (cond_label);
 410         gtk_misc_set_alignment (GTK_MISC (cond_label), 1, 0.5);
 411         gtk_table_attach (GTK_TABLE (table), cond_label, 0, 1, 2, 3,
 412                           (GtkAttachOptions) (GTK_FILL),
 413                           (GtkAttachOptions) (0), 0, 0);
 414
 415         cond_entry = gtk_entry_new ();
 416         gtk_widget_show (cond_entry);
 417         gtk_table_attach (GTK_TABLE (table), cond_entry, 1, 2, 2, 3,
 418                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 419                           (GtkAttachOptions) (0), 0, 0);
 420
 421         cond_btn = gtk_button_new_with_label (_(" Define... "));
 422         gtk_widget_show (cond_btn);
 423         gtk_table_attach (GTK_TABLE (table), cond_btn, 2, 3, 2, 3,
 424                           (GtkAttachOptions) (GTK_FILL),
 425                           (GtkAttachOptions) (0), 2, 2);
 426         g_signal_connect(G_OBJECT (cond_btn), "clicked",
 427                          G_CALLBACK(prefs_filtering_condition_define),
 428                          NULL);
 429
 430         action_label = gtk_label_new (_("Action"));
 431         gtk_widget_show (action_label);
 432         gtk_misc_set_alignment (GTK_MISC (action_label), 1, 0.5);
 433         gtk_table_attach (GTK_TABLE (table), action_label, 0, 1, 3, 4,
 434                           (GtkAttachOptions) (GTK_FILL),
 435                           (GtkAttachOptions) (0), 0, 0);
 436
 437         action_entry = gtk_entry_new ();
 438         gtk_widget_show (action_entry);
 439         gtk_table_attach (GTK_TABLE (table), action_entry, 1, 2, 3, 4,
 440                           (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
 441                           (GtkAttachOptions) (0), 0, 0);
 442
 443         action_btn = gtk_button_new_with_label (_(" Define... "));
 444         gtk_widget_show (action_btn);
 445         gtk_table_attach (GTK_TABLE (table), action_btn, 2, 3, 3, 4,
 446                           (GtkAttachOptions) (GTK_FILL),
 447                           (GtkAttachOptions) (0), 2, 2);
 448         g_signal_connect(G_OBJECT (action_btn), "clicked",
 449                          G_CALLBACK(prefs_filtering_action_define),
 450                          NULL);
 451
 452         /* register / substitute / delete */
 453         reg_hbox = gtk_hbox_new (FALSE, 4);
 454         gtk_widget_show (reg_hbox);
 455         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 456
 457         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 458         gtk_widget_show (arrow);
 459         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 460         gtk_widget_set_size_request (arrow, -1, 16);
 461
 462         btn_hbox = gtk_hbox_new (TRUE, 4);
 463         gtk_widget_show (btn_hbox);
 464         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 465
 466         reg_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 467         gtk_widget_show (reg_btn);
 468         gtk_box_pack_start (GTK_BOX (btn_hbox), reg_btn, FALSE, TRUE, 0);
 469         g_signal_connect(G_OBJECT (reg_btn), "clicked",
 470                          G_CALLBACK(prefs_filtering_register_cb), NULL);
 471         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), reg_btn,
 472                         _("Append the new rule above to the list"), NULL);
 473
 474         subst_btn = gtkut_get_replace_btn (_("Replace"));
 475         gtk_widget_show (subst_btn);
 476         gtk_box_pack_start (GTK_BOX (btn_hbox), subst_btn, FALSE, TRUE, 0);
 477         g_signal_connect(G_OBJECT (subst_btn), "clicked",
 478                          G_CALLBACK(prefs_filtering_substitute_cb),
 479                          NULL);
 480         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), subst_btn,
 481                         _("Replace the selected rule in list with the rule above"), NULL);
 482
 483         del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
 484         gtk_widget_show (del_btn);
 485         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 486         g_signal_connect(G_OBJECT (del_btn), "clicked",
 487                         G_CALLBACK(prefs_filtering_delete_cb), NULL);
 488         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), del_btn,
 489                         _("Delete the selected rule from the list"), NULL);
 490
 491         clear_btn = gtk_button_new_from_stock (GTK_STOCK_CLEAR);
 492         gtk_widget_show (clear_btn);
 493         gtk_box_pack_start (GTK_BOX (btn_hbox), clear_btn, FALSE, TRUE, 0);
 494         g_signal_connect(G_OBJECT (clear_btn), "clicked",
 495                         G_CALLBACK(prefs_filtering_clear_cb), NULL);
 496         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), clear_btn,
 497                         _("Clear all the input fields in the dialog"), NULL);
 498
 499         cond_hbox = gtk_hbox_new (FALSE, 8);
 500         gtk_widget_show (cond_hbox);
 501         gtk_box_pack_start (GTK_BOX (vbox), cond_hbox, TRUE, TRUE, 0);
 502
 503         cond_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 504         gtk_widget_show (cond_scrolledwin);
 505         gtk_widget_set_size_request (cond_scrolledwin, -1, 150);
 506         gtk_box_pack_start (GTK_BOX (cond_hbox), cond_scrolledwin,
 507                             TRUE, TRUE, 0);
 508         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (cond_scrolledwin),
 509                                         GTK_POLICY_AUTOMATIC,
 510                                         GTK_POLICY_AUTOMATIC);
 511
 512         cond_list_view = prefs_filtering_list_view_create();
 513         gtk_widget_show (cond_list_view);
 514         gtk_container_add (GTK_CONTAINER (cond_scrolledwin), cond_list_view);
 515
 516         btn_vbox = gtk_vbox_new (FALSE, 8);
 517         gtk_widget_show (btn_vbox);
 518         gtk_box_pack_start (GTK_BOX (cond_hbox), btn_vbox, FALSE, FALSE, 0);
 519
 520         top_btn = gtk_button_new_from_stock (GTK_STOCK_GOTO_TOP);
 521         gtk_widget_show (top_btn);
 522         gtk_box_pack_start (GTK_BOX (btn_vbox), top_btn, FALSE, FALSE, 0);
 523         g_signal_connect(G_OBJECT (top_btn), "clicked",
 524                          G_CALLBACK(prefs_filtering_top), NULL);
 525         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), top_btn,
 526                         _("Move the selected rule to the top"), NULL);
 527
 528 #ifndef GENERIC_UMPC
 529         page_up_btn = gtk_button_new_with_mnemonic (_("Page up"));
 530         gtk_button_set_image(GTK_BUTTON(page_up_btn),
 531                         gtk_image_new_from_stock(GTK_STOCK_GO_UP,GTK_ICON_SIZE_BUTTON));
 532         gtk_widget_show (page_up_btn);
 533         gtk_box_pack_start (GTK_BOX (btn_vbox), page_up_btn, FALSE, FALSE, 0);
 534         g_signal_connect(G_OBJECT (page_up_btn), "clicked",
 535                          G_CALLBACK(prefs_filtering_page_up), NULL);
 536         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), page_up_btn,
 537                         _("Move the selected rule one page up"), NULL);
 538 #endif
 539
 540         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 541         gtk_widget_show (up_btn);
 542         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 543         g_signal_connect(G_OBJECT (up_btn), "clicked",
 544                          G_CALLBACK(prefs_filtering_up), NULL);
 545         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), up_btn,
 546                         _("Move the selected rule up"), NULL);
 547
 548         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 549         gtk_widget_show (down_btn);
 550         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 551         g_signal_connect(G_OBJECT (down_btn), "clicked",
 552                          G_CALLBACK(prefs_filtering_down), NULL);
 553         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), down_btn,
 554                         _("Move the selected rule down"), NULL);
 555
 556 #ifndef GENERIC_UMPC
 557         page_down_btn = gtk_button_new_with_mnemonic (_("Page down"));
 558         gtk_button_set_image(GTK_BUTTON(page_down_btn),
 559                         gtk_image_new_from_stock(GTK_STOCK_GO_DOWN,GTK_ICON_SIZE_BUTTON));
 560         gtk_widget_show (page_down_btn);
 561         gtk_box_pack_start (GTK_BOX (btn_vbox), page_down_btn, FALSE, FALSE, 0);
 562         g_signal_connect(G_OBJECT (page_down_btn), "clicked",
 563                          G_CALLBACK(prefs_filtering_page_down), NULL);
 564         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), page_down_btn,
 565                         _("Move the selected rule one page down"), NULL);
 566 #endif
 567
 568         bottom_btn = gtk_button_new_from_stock (GTK_STOCK_GOTO_BOTTOM);
 569         gtk_widget_show (bottom_btn);
 570         gtk_box_pack_start (GTK_BOX (btn_vbox), bottom_btn, FALSE, FALSE, 0);
 571         g_signal_connect(G_OBJECT (bottom_btn), "clicked",
 572                          G_CALLBACK(prefs_filtering_bottom), NULL);
 573         gtk_tooltips_set_tip(GTK_TOOLTIPS(tooltips), bottom_btn,
 574                         _("Move the selected rule to the bottom"), NULL);
 575
 576         if (!geometry.min_height) {
 577                 geometry.min_width = 500;
 578                 geometry.min_height = 460;
 579         }
 580
 581         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 582                                       GDK_HINT_MIN_SIZE);
 583         gtk_widget_set_size_request(window, prefs_common.filteringwin_width,
 584                                     prefs_common.filteringwin_height);
 585
 586         gtk_widget_show_all(window);
 587
 588         filtering.window    = window;
 589         filtering.help_btn = help_btn;
 590         filtering.ok_btn = ok_btn;
 591
 592         filtering.name_entry     = name_entry;
 593         filtering.cond_entry     = cond_entry;
 594         filtering.action_entry   = action_entry;
 595         filtering.cond_list_view = cond_list_view;
 596         filtering.account_label  = account_label;
 597 }
 598
 599 static void rename_tag(GSList * filters,
 600                         const gchar * old_tag, const gchar * new_tag);
 601
 602 void prefs_filtering_rename_tag(const gchar *old_tag, const gchar *new_tag)
 603 {
 604         GList * cur;
 605         const gchar *tags[2] = {NULL, NULL};
 606         tags[0] = old_tag;
 607         tags[1] = new_tag;
 608         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 609                 Folder *folder;
 610                 folder = (Folder *) cur->data;
 611                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 612                                 prefs_filtering_rename_tag_func, tags);
 613         }
 614
 615         rename_tag(pre_global_processing, old_tag, new_tag);
 616         rename_tag(post_global_processing, old_tag, new_tag);
 617         rename_tag(filtering_rules, old_tag, new_tag);
 618
 619         prefs_matcher_write_config();
 620 }
 621
 622
 623 static void rename_path(GSList * filters,
 624                         const gchar * old_path, const gchar * new_path);
 625
 626 void prefs_filtering_rename_path(const gchar *old_path, const gchar *new_path)
 627 {
 628         GList * cur;
 629         const gchar *paths[2] = {NULL, NULL};
 630         paths[0] = old_path;
 631         paths[1] = new_path;
 632         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 633                 Folder *folder;
 634                 folder = (Folder *) cur->data;
 635                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 636                                 prefs_filtering_rename_path_func, paths);
 637         }
 638
 639         rename_path(pre_global_processing, old_path, new_path);
 640         rename_path(post_global_processing, old_path, new_path);
 641         rename_path(filtering_rules, old_path, new_path);
 642
 643         prefs_matcher_write_config();
 644 }
 645
 646 static void rename_path(GSList * filters,
 647                         const gchar * old_path, const gchar * new_path)
 648 {
 649         gchar *base;
 650         gchar *prefix;
 651         gchar *suffix;
 652         gchar *dest_path;
 653         gchar *old_path_with_sep;
 654         gint destlen;
 655         gint prefixlen;
 656         gint oldpathlen;
 657         GSList * action_cur;
 658         GSList * cur;
 659
 660         oldpathlen = strlen(old_path);
 661         old_path_with_sep = g_strconcat(old_path,G_DIR_SEPARATOR_S,NULL);
 662
 663         for (cur = filters; cur != NULL; cur = cur->next) {
 664                 FilteringProp   *filtering = (FilteringProp *)cur->data;
 665
 666                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 667                     action_cur = action_cur->next) {
 668
 669                         FilteringAction *action = action_cur->data;
 670
 671                         if (action->type == MATCHACTION_SET_TAG ||
 672                             action->type == MATCHACTION_UNSET_TAG)
 673                                 continue;
 674                         if (!action->destination)
 675                                 continue;
 676
 677                         destlen = strlen(action->destination);
 678
 679                         if (destlen > oldpathlen) {
 680                                 prefixlen = destlen - oldpathlen;
 681                                 suffix = action->destination + prefixlen;
 682
 683                                 if (!strncmp(old_path, suffix, oldpathlen)) {
 684                                         prefix = g_malloc0(prefixlen + 1);
 685                                         strncpy2(prefix, action->destination, prefixlen);
 686
 687                                         base = suffix + oldpathlen;
 688                                         while (*base == G_DIR_SEPARATOR) base++;
 689                                         if (*base == '\0')
 690                                                 dest_path = g_strconcat(prefix,
 691                                                     G_DIR_SEPARATOR_S,
 692                                                     new_path, NULL);
 693                                         else
 694                                                 dest_path = g_strconcat(prefix,
 695                                                     G_DIR_SEPARATOR_S,
 696                                                     new_path,
 697                                                     G_DIR_SEPARATOR_S,
 698                                                     base, NULL);
 699
 700                                         g_free(prefix);
 701                                         g_free(action->destination);
 702                                         action->destination = dest_path;
 703                                 } else { /* for non-leaf folders */
 704                                         /* compare with trailing slash */
 705                                         if (!strncmp(old_path_with_sep, action->destination, oldpathlen+1)) {
 706
 707                                                 suffix = action->destination + oldpathlen + 1;
 708                                                 dest_path = g_strconcat(new_path,
 709                                                     G_DIR_SEPARATOR_S,
 710                                                     suffix, NULL);
 711                                                 g_free(action->destination);
 712                                                 action->destination = dest_path;
 713                                         }
 714                                 }
 715                         } else {
 716                                 /* folder-moving a leaf */
 717                                 if (!strcmp(old_path, action->destination)) {
 718                                         dest_path = g_strdup(new_path);
 719                                         g_free(action->destination);
 720                                         action->destination = dest_path;
 721                                 }
 722                         }
 723                 }
 724         }
 725 }
 726
 727 static gboolean prefs_filtering_rename_path_func(GNode *node, gpointer data)
 728 {
 729         GSList *filters;
 730         const gchar * old_path;
 731         const gchar * new_path;
 732         const gchar ** paths;
 733         FolderItem *item;
 734
 735         paths = data;
 736         old_path = paths[0];
 737         new_path = paths[1];
 738
 739         g_return_val_if_fail(old_path != NULL, FALSE);
 740         g_return_val_if_fail(new_path != NULL, FALSE);
 741         g_return_val_if_fail(node != NULL, FALSE);
 742
 743         item = node->data;
 744         if (!item || !item->prefs)
 745                 return FALSE;
 746         filters = item->prefs->processing;
 747
 748         rename_path(filters, old_path, new_path);
 749
 750         return FALSE;
 751 }
 752
 753 static void rename_tag(GSList * filters,
 754                         const gchar * old_tag, const gchar * new_tag)
 755 {
 756         GSList * action_cur;
 757         GSList * cur;
 758
 759         for (cur = filters; cur != NULL; cur = cur->next) {
 760                 FilteringProp   *filtering = (FilteringProp *)cur->data;
 761
 762                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 763                     action_cur = action_cur->next) {
 764
 765                         FilteringAction *action = action_cur->data;
 766
 767                         if (action->type != MATCHACTION_SET_TAG &&
 768                             action->type != MATCHACTION_UNSET_TAG)
 769                                 continue;
 770                         if (!action->destination)
 771                                 continue;
 772                         if (!strcmp(action->destination, old_tag)) {
 773                                 g_free(action->destination);
 774                                 action->destination = g_strdup(new_tag);
 775                         }
 776                 }
 777         }
 778 }
 779
 780 static gboolean prefs_filtering_rename_tag_func(GNode *node, gpointer data)
 781 {
 782         GSList *filters;
 783         const gchar * old_tag;
 784         const gchar * new_tag;
 785         const gchar ** tags;
 786         FolderItem *item;
 787
 788         tags = data;
 789         old_tag = tags[0];
 790         new_tag = tags[1];
 791
 792         g_return_val_if_fail(old_tag != NULL, FALSE);
 793         g_return_val_if_fail(new_tag != NULL, FALSE);
 794         g_return_val_if_fail(node != NULL, FALSE);
 795
 796         item = node->data;
 797         if (!item || !item->prefs)
 798                 return FALSE;
 799         filters = item->prefs->processing;
 800
 801         rename_tag(filters, old_tag, new_tag);
 802
 803         return FALSE;
 804 }
 805
 806 void prefs_filtering_delete_path(const gchar *path)
 807 {
 808         GList * cur;
 809         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
 810                 Folder *folder;
 811                 folder = (Folder *) cur->data;
 812                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
 813                                 prefs_filtering_delete_path_func, (gchar *)path);
 814         }
 815         delete_path(&pre_global_processing, path);
 816         delete_path(&post_global_processing, path);
 817         delete_path(&filtering_rules, path);
 818
 819         prefs_matcher_write_config();
 820 }
 821
 822 static void delete_path(GSList ** p_filters, const gchar * path)
 823 {
 824         GSList * filters;
 825         GSList * duplist;
 826         gchar *suffix;
 827         gint destlen;
 828         gint prefixlen;
 829         gint pathlen;
 830         GSList * action_cur;
 831         GSList * cur;
 832
 833         filters = *p_filters;
 834         pathlen = strlen(path);
 835         duplist = g_slist_copy(filters);
 836         for (cur = duplist ; cur != NULL; cur = g_slist_next(cur)) {
 837                 FilteringProp *filtering = (FilteringProp *) cur->data;
 838
 839                 for(action_cur = filtering->action_list ; action_cur != NULL ;
 840                     action_cur = action_cur->next) {
 841
 842                         FilteringAction *action;
 843
 844                         action = action_cur->data;
 845
 846                         if (action->type == MATCHACTION_SET_TAG ||
 847                             action->type == MATCHACTION_UNSET_TAG)
 848                                 continue;
 849                         if (!action->destination)
 850                                 continue;
 851
 852                         destlen = strlen(action->destination);
 853
 854                         if (destlen > pathlen) {
 855                                 prefixlen = destlen - pathlen;
 856                                 suffix = action->destination + prefixlen;
 857
 858                                 if (suffix && !strncmp(path, suffix, pathlen)) {
 859                                         filteringprop_free(filtering);
 860                                         filters = g_slist_remove(filters, filtering);
 861                                 }
 862                         } else if (strcmp(action->destination, path) == 0) {
 863                                 filteringprop_free(filtering);
 864                                 filters = g_slist_remove(filters, filtering);
 865                         }
 866                 }
 867         }
 868         g_slist_free(duplist);
 869
 870         * p_filters = filters;
 871 }
 872
 873 static gboolean prefs_filtering_delete_path_func(GNode *node, gpointer data)
 874 {
 875         const gchar *path = data;
 876         FolderItem *item;
 877         GSList ** p_filters;
 878
 879         g_return_val_if_fail(path != NULL, FALSE);
 880         g_return_val_if_fail(node != NULL, FALSE);
 881
 882         item = node->data;
 883         if (!item || !item->prefs)
 884                 return FALSE;
 885         p_filters = &item->prefs->processing;
 886
 887         delete_path(p_filters, path);
 888
 889         return FALSE;
 890 }
 891
 892 static void prefs_filtering_clear_list(GtkListStore *list_store)
 893 {
 894         gtk_list_store_clear(list_store);
 895
 896         /* add the place holder (New) at row 0 */
 897         prefs_filtering_list_view_insert_rule(list_store, -1,
 898                                               FALSE,
 899                                               _("(New)"),
 900                                                   0,
 901                                               _("(New)"),
 902                                               _("(New)"),
 903                                               FALSE);
 904 }
 905
 906 static void prefs_filtering_set_dialog(const gchar *header, const gchar *key)
 907 {
 908         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
 909         GSList *cur;
 910         GSList * prefs_filtering;
 911         gchar *cond_str;
 912         GtkListStore *list_store;
 913
 914         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 915         prefs_filtering_clear_list(list_store);
 916
 917         prefs_filtering = *p_processing_list;
 918
 919         for(cur = prefs_filtering ; cur != NULL ; cur = g_slist_next(cur)) {
 920                 FilteringProp * prop = (FilteringProp *) cur->data;
 921                 gchar *account_name = NULL;
 922
 923                 if (prop->account_id > 0) {
 924                         PrefsAccount *ac_prefs = account_find_from_id(prop->account_id);
 925
 926                         if (ac_prefs)
 927                                 account_name = ac_prefs->account_name;
 928                 }
 929                 if (account_name == NULL)
 930                         account_name = (gchar *)Q_("Filtering Account Menu|All");
 931
 932                 cond_str = filteringprop_to_string(prop);
 933                 subst_char(cond_str, '\t', ':');
 934
 935                 prefs_filtering_list_view_insert_rule(list_store, -1,
 936                                                       prop->enabled,
 937                                                       prop->name,
 938                                                           prop->account_id,
 939                                                           account_name,
 940                                                       cond_str, TRUE);
 941
 942                 g_free(cond_str);
 943         }
 944
 945         prefs_filtering_reset_dialog();
 946
 947         if (header && key) {
 948                 gchar * quoted_key;
 949                 gchar *match_str;
 950
 951                 quoted_key = matcher_quote_str(key);
 952
 953                 match_str = g_strconcat(header, " ", get_matchparser_tab_str(MATCHTYPE_MATCHCASE),
 954                                         " \"", quoted_key, "\"", NULL);
 955                 g_free(quoted_key);
 956
 957                 gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), match_str);
 958                 g_free(match_str);
 959         }
 960 }
 961
 962 static void prefs_filtering_reset_dialog(void)
 963 {
 964         gtk_entry_set_text(GTK_ENTRY(filtering.name_entry), "");
 965         combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), 0);
 966         gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), "");
 967         gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), "");
 968 }
 969
 970 static gboolean prefs_filtering_search_func_cb (GtkTreeModel *model, gint column, const gchar *key,
 971                                                 GtkTreeIter *iter, gpointer search_data)
 972 {
 973         gchar *store_string;
 974         gint key_len;
 975         gboolean retval;
 976
 977         gtk_tree_model_get (model, iter, column, &store_string, -1);
 978
 979         if (!store_string) return FALSE;
 980
 981         key_len = strlen (key);
 982
 983         retval = (strncmp (key, store_string, key_len) != 0);
 984
 985         g_free(store_string);
 986
 987         return retval;
 988 }
 989
 990 static void prefs_filtering_set_list(void)
 991 {
 992         gint row = 1;
 993         FilteringProp *prop;
 994         GSList * cur;
 995         gchar * filtering_str;
 996         GSList * prefs_filtering;
 997
 998         prefs_filtering = *p_processing_list;
 999         for (cur = prefs_filtering ; cur != NULL ; cur = g_slist_next(cur))
1000                 filteringprop_free((FilteringProp *) cur->data);
1001         g_slist_free(prefs_filtering);
1002         prefs_filtering = NULL;
1003
1004
1005         while (NULL != (filtering_str = prefs_filtering_list_view_get_rule
1006                                                 (filtering.cond_list_view, row))) {
1007                 /* FIXME: this strcmp() is bogus: "(New)" should never
1008                  * be inserted in the storage */
1009                 if (strcmp(filtering_str, _("(New)")) != 0) {
1010                         gboolean enabled;
1011                         gchar *name;
1012                         gint account_id = 0;
1013
1014                         prefs_filtering_list_view_get_rule_info(
1015                                         filtering.cond_list_view, row,
1016                                         &enabled, &name, &account_id);
1017                         prop = matcher_parser_get_filtering(filtering_str);
1018                         g_free(filtering_str);
1019                         if (prop) {
1020                                 prop->enabled = enabled;
1021                                 prop->name = name;
1022                                 prop->account_id = account_id;
1023                                 prefs_filtering =
1024                                         g_slist_append(prefs_filtering, prop);
1025                         }
1026                 }
1027
1028                 row++;
1029         }
1030
1031         *p_processing_list = prefs_filtering;
1032 }
1033
1034 static gint prefs_filtering_list_view_set_row(gint row, FilteringProp * prop)
1035 {
1036         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
1037         gchar *str;
1038         GtkListStore *list_store;
1039         gchar *name = NULL;
1040         gint account_id = 0;
1041         gchar *account_name = (gchar *)Q_("Filtering Account Menu|All");
1042         gboolean enabled = TRUE;
1043
1044         str = filteringprop_to_string(prop);
1045         if (str == NULL)
1046                 return -1;
1047
1048         if (prop) {
1049                 if (prop->name)
1050                         name = prop->name;
1051                 account_id = prop->account_id;
1052                 if (account_id > 0)
1053                         account_name = account_find_from_id(account_id)->account_name;
1054                 enabled = prop->enabled;
1055         }
1056
1057         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
1058
1059         row = prefs_filtering_list_view_insert_rule(list_store, row,
1060                                                     enabled,
1061                                                     name,
1062                                                     account_id,
1063                                                         account_name,
1064                                                     str,
1065                                                     prop != NULL);
1066
1067         g_free(str);
1068
1069         return row;
1070 }
1071
1072 static void prefs_filtering_condition_define_done(MatcherList * matchers)
1073 {
1074         gchar * str;
1075
1076         if (matchers == NULL)
1077                 return;
1078
1079         str = matcherlist_to_string(matchers);
1080
1081         if (str != NULL) {
1082                 gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), str);
1083                 g_free(str);
1084         }
1085 }
1086
1087 static void prefs_filtering_condition_define(void)
1088 {
1089         gchar * cond_str;
1090         MatcherList * matchers = NULL;
1091
1092         cond_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
1093
1094         if (*cond_str != '\0') {
1095                 matchers = matcher_parser_get_cond(cond_str, NULL);
1096                 if (matchers == NULL)
1097                         alertpanel_error(_("Condition string is not valid."));
1098         }
1099
1100         g_free(cond_str);
1101
1102         prefs_matcher_open(matchers, prefs_filtering_condition_define_done);
1103
1104         if (matchers != NULL)
1105                 matcherlist_free(matchers);
1106 }
1107
1108 static void prefs_filtering_action_define_done(GSList * action_list)
1109 {
1110         gchar * str;
1111
1112         if (action_list == NULL)
1113                 return;
1114
1115         str = filteringaction_list_to_string(action_list);
1116
1117         if (str != NULL) {
1118                 gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), str);
1119                 g_free(str);
1120         }
1121 }
1122
1123 static void prefs_filtering_action_define(void)
1124 {
1125         gchar * action_str;
1126         GSList * action_list = NULL;
1127
1128         action_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
1129
1130         if (*action_str != '\0') {
1131                 action_list = matcher_parser_get_action_list(action_str);
1132                 if (action_list == NULL)
1133                         alertpanel_error(_("Action string is not valid."));
1134         }
1135
1136         g_free(action_str);
1137
1138         prefs_filtering_action_open(action_list,
1139             prefs_filtering_action_define_done);
1140
1141         if (action_list != NULL) {
1142                 GSList * cur;
1143                 for(cur = action_list ; cur != NULL ; cur = cur->next) {
1144                         filteringaction_free(cur->data);
1145                 }
1146         }
1147 }
1148
1149
1150 /* register / substitute delete buttons */
1151
1152
1153 static FilteringProp * prefs_filtering_dialog_to_filtering(gboolean alert)
1154 {
1155         MatcherList * cond;
1156         gboolean enabled = TRUE;
1157         gchar * name = NULL;
1158         gint account_id = 0;
1159         gchar * cond_str = NULL;
1160         gchar * action_str = NULL;
1161         FilteringProp * prop = NULL;
1162         GSList * action_list;
1163
1164         name = gtk_editable_get_chars(GTK_EDITABLE(filtering.name_entry), 0, -1);
1165
1166         account_id = combobox_get_active_data(GTK_COMBO_BOX(filtering.account_combobox));
1167
1168         cond_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
1169         if (*cond_str == '\0') {
1170                 if(alert == TRUE) alertpanel_error(_("Condition string is empty."));
1171                 goto fail;
1172         }
1173
1174         action_str = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
1175         if (*action_str == '\0') {
1176                 if(alert == TRUE) alertpanel_error(_("Action string is empty."));
1177                 goto fail;
1178         }
1179
1180         cond = matcher_parser_get_cond(cond_str, NULL);
1181
1182         if (cond == NULL) {
1183                 if(alert == TRUE) alertpanel_error(_("Condition string is not valid."));
1184                 goto fail;
1185         }
1186
1187         action_list = matcher_parser_get_action_list(action_str);
1188
1189
1190         if (action_list == NULL) {
1191                 if(alert == TRUE) alertpanel_error(_("Action string is not valid."));
1192                 goto fail;
1193         }
1194
1195         prop = filteringprop_new(enabled, name, account_id, cond, action_list);
1196
1197 fail:
1198         g_free(name);
1199         g_free(cond_str);
1200         g_free(action_str);
1201         return prop;
1202 }
1203
1204 static void prefs_filtering_register_cb(void)
1205 {
1206         FilteringProp *prop;
1207
1208         prop = prefs_filtering_dialog_to_filtering(TRUE);
1209         if (prop == NULL)
1210                 return;
1211         prefs_filtering_list_view_set_row(-1, prop);
1212
1213         filteringprop_free(prop);
1214
1215         prefs_filtering_reset_dialog();
1216         modified = TRUE;
1217 }
1218
1219 static void prefs_filtering_substitute_cb(void)
1220 {
1221         gint selected_row = gtkut_list_view_get_selected_row
1222                 (filtering.cond_list_view);
1223         FilteringProp *prop;
1224         gboolean enabled;
1225         gchar *name;
1226         gint account_id;
1227
1228         if (selected_row <= 0)
1229                 return;
1230
1231         prop = prefs_filtering_dialog_to_filtering(TRUE);
1232
1233         if (prop == NULL)
1234                 return;
1235
1236         /* prop->emabled is always TRUE here, re-use the value from the selected row
1237            as we don't substitute this value from dialog */
1238         prefs_filtering_list_view_get_rule_info(
1239                         filtering.cond_list_view, selected_row,
1240                         &enabled, &name, &account_id);
1241         prop->enabled = enabled;
1242
1243         prefs_filtering_list_view_set_row(selected_row, prop);
1244
1245         filteringprop_free(prop);
1246
1247         prefs_filtering_reset_dialog();
1248         modified = TRUE;
1249 }
1250
1251 static void prefs_filtering_delete_cb(void)
1252 {
1253         GtkTreeView *list_view = GTK_TREE_VIEW(filtering.cond_list_view);
1254         GtkTreeModel *model;
1255         GtkTreeIter iter;
1256         gint selected_row;
1257
1258         selected_row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1259         if (selected_row <= 0)
1260                 return;
1261
1262         if (alertpanel(_("Delete rule"),
1263                        _("Do you really want to delete this rule?"),
1264                        GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL) == G_ALERTDEFAULT)
1265                 return;
1266
1267         model = gtk_tree_view_get_model(list_view);
1268         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, selected_row))
1269                 return;
1270
1271         gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
1272
1273         prefs_filtering_reset_dialog();
1274         modified = TRUE;
1275 }
1276
1277 static void prefs_filtering_delete_all_cb(void)
1278 {
1279         GtkListStore *list_store;
1280
1281         if (alertpanel(_("Delete all rules"),
1282                        _("Do you really want to delete all the rules?"),
1283                        GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL) == G_ALERTDEFAULT)
1284                 return;
1285
1286         list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view)));
1287         prefs_filtering_clear_list(list_store);
1288
1289         prefs_filtering_reset_dialog();
1290         modified = TRUE;
1291 }
1292
1293 static void prefs_filtering_clear_cb(void)
1294 {
1295         prefs_filtering_reset_dialog();
1296 }
1297
1298 static void prefs_filtering_duplicate_cb(void)
1299 {
1300         gint selected_row = gtkut_list_view_get_selected_row
1301                 (filtering.cond_list_view);
1302         FilteringProp *prop;
1303         gboolean enabled;
1304         gchar *name;
1305         gint account_id;
1306
1307         if (selected_row <= 0)
1308                 return;
1309
1310         prop = prefs_filtering_dialog_to_filtering(TRUE);
1311         if (prop == NULL)
1312                 return;
1313
1314         /* prop->emabled is always TRUE here, re-use the value from the selected row
1315            as we don't substitute this value from dialog */
1316         prefs_filtering_list_view_get_rule_info(
1317                         filtering.cond_list_view, selected_row,
1318                         &enabled, &name, &account_id);
1319         prop->enabled = enabled;
1320
1321         prefs_filtering_list_view_set_row(-selected_row-2, prop);
1322
1323         filteringprop_free(prop);
1324
1325         prefs_filtering_reset_dialog();
1326         modified = TRUE;
1327 }
1328
1329 static void prefs_filtering_top(void)
1330 {
1331         gint row;
1332         GtkTreeIter top, sel;
1333         GtkTreeModel *model;
1334
1335         row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1336         if (row <= 1)
1337                 return;
1338
1339         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1340
1341         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, 0)
1342         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
1343                 return;
1344
1345         gtk_list_store_move_after(GTK_LIST_STORE(model), &sel, &top);
1346         gtkut_list_view_select_row(filtering.cond_list_view, 1);
1347         modified = TRUE;
1348 }
1349
1350 static void prefs_filtering_page_up(void)
1351 {
1352         gint row, target_row, n_rows;
1353         GtkTreeIter selected, target;
1354         GtkTreeModel *model;
1355         GtkTreePath *path;
1356         GdkRectangle cell_rect, view_rect;
1357
1358         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1359         n_rows = gtk_tree_model_iter_n_children(model, NULL);
1360         row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1361         if (row <= 1)
1362                 return;
1363
1364         if (!gtk_tree_model_iter_nth_child(model, &selected, NULL, row))
1365                 return;
1366
1367         /* compute number of rows per page (approximation) */
1368         path = gtk_tree_model_get_path(model, &selected);
1369         gtk_tree_view_get_cell_area(GTK_TREE_VIEW(filtering.cond_list_view), path, NULL, &cell_rect);
1370         gtk_tree_view_get_visible_rect(GTK_TREE_VIEW(filtering.cond_list_view), &view_rect);
1371         gtk_tree_path_free(path);
1372         target_row = row - (view_rect.height/cell_rect.height);
1373         if (target_row < 1)
1374                 target_row = 1;
1375
1376         if (!gtk_tree_model_iter_nth_child(model, &target, NULL, target_row))
1377                 return;
1378         gtk_list_store_move_before(GTK_LIST_STORE(model), &selected, &target);
1379         gtkut_list_view_select_row(filtering.cond_list_view, target_row);
1380         modified = TRUE;
1381 }
1382 static void prefs_filtering_up(void)
1383 {
1384         gint row;
1385         GtkTreeIter top, sel;
1386         GtkTreeModel *model;
1387
1388         row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1389         if (row <= 1)
1390                 return;
1391
1392         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1393
1394         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row - 1)
1395         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
1396                 return;
1397
1398         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
1399         gtkut_list_view_select_row(filtering.cond_list_view, row - 1);
1400         modified = TRUE;
1401 }
1402
1403 static void prefs_filtering_down(void)
1404 {
1405         gint row, n_rows;
1406         GtkTreeIter top, sel;
1407         GtkTreeModel *model;
1408
1409         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1410         n_rows = gtk_tree_model_iter_n_children(model, NULL);
1411         row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1412         if (row < 1 || row >= n_rows - 1)
1413                 return;
1414
1415         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
1416         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row + 1))
1417                 return;
1418
1419         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
1420         gtkut_list_view_select_row(filtering.cond_list_view, row + 1);
1421         modified = TRUE;
1422 }
1423
1424 static void prefs_filtering_page_down(void)
1425 {
1426         gint row, target_row, n_rows;
1427         GtkTreeIter selected, target;
1428         GtkTreeModel *model;
1429         GtkTreePath *path;
1430         GdkRectangle cell_rect, view_rect;
1431
1432         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1433         n_rows = gtk_tree_model_iter_n_children(model, NULL);
1434         row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1435         if (row < 1 || row >= n_rows -1)
1436                 return;
1437
1438         if (!gtk_tree_model_iter_nth_child(model, &selected, NULL, row))
1439                 return;
1440
1441         /* compute number of rows per page (approximation) */
1442         path = gtk_tree_model_get_path(model, &selected);
1443         gtk_tree_view_get_cell_area(GTK_TREE_VIEW(filtering.cond_list_view), path, NULL, &cell_rect);
1444         gtk_tree_view_get_visible_rect(GTK_TREE_VIEW(filtering.cond_list_view), &view_rect);
1445         gtk_tree_path_free(path);
1446         target_row = row + (view_rect.height/cell_rect.height);
1447         if (target_row > n_rows-1)
1448                 target_row = n_rows-1;
1449
1450         if (!gtk_tree_model_iter_nth_child(model, &target, NULL, target_row))
1451                 return;
1452         gtk_list_store_move_after(GTK_LIST_STORE(model), &selected, &target);
1453         gtkut_list_view_select_row(filtering.cond_list_view, target_row);
1454         modified = TRUE;
1455 }
1456
1457 static void prefs_filtering_bottom(void)
1458 {
1459         gint row, n_rows;
1460         GtkTreeIter top, sel;
1461         GtkTreeModel *model;
1462
1463         model = gtk_tree_view_get_model(GTK_TREE_VIEW(filtering.cond_list_view));
1464         n_rows = gtk_tree_model_iter_n_children(model, NULL);
1465         row = gtkut_list_view_get_selected_row(filtering.cond_list_view);
1466         if (row < 1 || row >= n_rows - 1)
1467                 return;
1468
1469         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
1470         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, n_rows - 1))
1471                 return;
1472
1473         gtk_list_store_move_after(GTK_LIST_STORE(model), &top, &sel);
1474         gtkut_list_view_select_row(filtering.cond_list_view, n_rows - 1);
1475         modified = TRUE;
1476 }
1477
1478 static void prefs_filtering_select_set(FilteringProp *prop)
1479 {
1480         gchar *matcher_str;
1481         gchar *action_str;
1482
1483         prefs_filtering_reset_dialog();
1484
1485         matcher_str = matcherlist_to_string(prop->matchers);
1486         if (matcher_str == NULL) {
1487                 return;
1488         }
1489
1490         if (prop->name != NULL)
1491                 gtk_entry_set_text(GTK_ENTRY(filtering.name_entry), prop->name);
1492
1493         combobox_select_by_data(GTK_COMBO_BOX(filtering.account_combobox), prop->account_id);
1494
1495         gtk_entry_set_text(GTK_ENTRY(filtering.cond_entry), matcher_str);
1496
1497         action_str = filteringaction_list_to_string(prop->action_list);
1498         if (matcher_str == NULL) {
1499                 return;
1500         }
1501         gtk_entry_set_text(GTK_ENTRY(filtering.action_entry), action_str);
1502
1503         g_free(action_str);
1504         g_free(matcher_str);
1505 }
1506
1507 static gint prefs_filtering_deleted(GtkWidget *widget, GdkEventAny *event,
1508                                  gpointer data)
1509 {
1510         prefs_filtering_cancel();
1511         return TRUE;
1512 }
1513
1514 static gboolean prefs_filtering_key_pressed(GtkWidget *widget, GdkEventKey *event,
1515                                      gpointer data)
1516 {
1517         if (event && event->keyval == GDK_Escape) {
1518                 prefs_filtering_cancel();
1519                 return TRUE;
1520         }
1521         return FALSE;
1522 }
1523
1524 static gboolean prefs_filtering_check_mod(gboolean check_changed_list)
1525 {
1526         FilteringProp * prop;
1527         gchar * str;
1528         gchar * filtering_str;
1529         gint row = 1;
1530         AlertValue val;
1531
1532         prop = prefs_filtering_dialog_to_filtering(FALSE);
1533
1534         if (check_changed_list) {
1535                 if (modified && alertpanel(_("Filtering rules not saved"),
1536                                          _("The list of filtering rules have been modified. Close anyway?"),
1537                                          GTK_STOCK_CLOSE, _("+_Continue editing"),
1538                                          NULL) != G_ALERTDEFAULT) {
1539                         return TRUE;
1540                 }
1541         }
1542
1543         /* check if a rule is being edited */
1544         if (prop != NULL) {
1545                 str = filteringprop_to_string(prop);
1546
1547                 while (NULL != (filtering_str = (prefs_filtering_list_view_get_rule
1548                                                         (filtering.cond_list_view,
1549                                                          row)))) {
1550                         if (strcmp(filtering_str, str) == 0)
1551                                 break;
1552                         row++;
1553                         g_free(filtering_str);
1554                 }
1555
1556                 if (!filtering_str) {
1557                         val = alertpanel(_("Entry not saved"),
1558                                  _("The entry was not saved. Close anyway?"),
1559                                  GTK_STOCK_CLOSE, _("+_Continue editing"), NULL);
1560                         if (G_ALERTDEFAULT != val) {
1561                                 g_free(filtering_str);
1562                                 g_free(str); /* fixed two leaks: huzzah! */
1563                                 filteringprop_free(prop);
1564                                 return TRUE;
1565                         }
1566                 }
1567
1568                 g_free(filtering_str);
1569                 g_free(str);
1570                 filteringprop_free(prop); /* fixed a leak: huzzah! */
1571         } else {
1572                 gchar *name, *condition, *action;
1573                 name = gtk_editable_get_chars(GTK_EDITABLE(filtering.name_entry), 0, -1);
1574                 condition = gtk_editable_get_chars(GTK_EDITABLE(filtering.cond_entry), 0, -1);
1575                 action = gtk_editable_get_chars(GTK_EDITABLE(filtering.action_entry), 0, -1);
1576                 if (strlen(name) ||
1577                     strlen(condition) ||
1578                     strlen(action)) {
1579                         val = alertpanel(_("Entry not saved"),
1580                                  _("The entry was not saved. Close anyway?"),
1581                                  GTK_STOCK_CLOSE, _("+_Continue editing"), NULL);
1582                         if (G_ALERTDEFAULT != val) {
1583                                 g_free(name);
1584                                 g_free(condition);
1585                                 g_free(action);
1586                                 return TRUE;
1587                         }
1588                 }
1589                 g_free(name);
1590                 g_free(condition);
1591                 g_free(action);
1592         }
1593         return FALSE;
1594 }
1595
1596 static void prefs_filtering_ok(void)
1597 {
1598         if (prefs_filtering_check_mod(FALSE))
1599                 return;
1600         modified = FALSE;
1601         prefs_filtering_set_list();
1602         prefs_matcher_write_config();
1603         prefs_filtering_close();
1604 }
1605
1606 static void prefs_filtering_cancel(void)
1607 {
1608         if (prefs_filtering_check_mod(TRUE))
1609                 return;
1610         modified = FALSE;
1611         prefs_matcher_read_config();
1612         prefs_filtering_close();
1613 }
1614
1615 static GtkListStore* prefs_filtering_create_data_store(void)
1616 {
1617         return gtk_list_store_new(N_PREFS_FILTERING_COLUMNS,
1618                                   G_TYPE_BOOLEAN,
1619                                   G_TYPE_STRING,
1620                                   G_TYPE_INT,
1621                                   G_TYPE_STRING,
1622                                   G_TYPE_STRING,
1623                                   G_TYPE_BOOLEAN,
1624                                  -1);
1625 }
1626
1627 /*!
1628  *\brief        Insert filtering rule into store. Note that we access the
1629  *              tree view / store by index, which is a bit suboptimal, but
1630  *              at least it made GTK 2 porting easier.
1631  *
1632  *\param        list_store Store to operate on
1633  *\param        row -1 to add a new rule to store,
1634                         row >=0 to change an existing row
1635                         row <-1 insert a new row after (-row-2)
1636  *\param        enabled TRUE if rule is enabled
1637  *\param        name The Name of rule
1638  *\param        account_id The account ID
1639  *\param        account_name The account name or All or (New)
1640  *\param        rule String representation of rule
1641  *\param        prop TRUE if valid filtering rule; if FALSE it's the first
1642  *              entry in the store ("(New)").
1643  *
1644  *\return       int Row of inserted / changed rule.
1645  */
1646 static gint prefs_filtering_list_view_insert_rule(GtkListStore *list_store,
1647                                                   gint row,
1648                                                   gboolean enabled,
1649                                                   const gchar *name,
1650                                                   gint account_id,
1651                                                   const gchar *account_name,
1652                                                   const gchar *rule,
1653                                                   gboolean prop)
1654 {
1655         GtkTreeIter iter;
1656         GtkTreeIter sibling;
1657
1658         /* check if valid row at all */
1659         if (row >= 0) {
1660                 if (!gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(list_store),
1661                                                    &iter, NULL, row))
1662                         row = -1;
1663         } else if (row < -1) {
1664                 if (!gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(list_store),
1665                                                    &sibling, NULL, -row-2))
1666                         row = -1;
1667         }
1668
1669         if (row == -1 ) {
1670                 /* append new */
1671                 gtk_list_store_append(list_store, &iter);
1672                 gtk_list_store_set(list_store, &iter,
1673                                    PREFS_FILTERING_ENABLED, enabled,
1674                                    PREFS_FILTERING_NAME, name,
1675                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1676                                    PREFS_FILTERING_ACCOUNT_NAME, account_name,
1677                                    PREFS_FILTERING_RULE, rule,
1678                                    PREFS_FILTERING_PROP, prop,
1679                                    -1);
1680                 return gtk_tree_model_iter_n_children(GTK_TREE_MODEL(list_store),
1681                                                       NULL) - 1;
1682         } else if (row < -1) {
1683                 /* duplicate */
1684                 gtk_list_store_insert_after(list_store, &iter, &sibling);
1685                 gtk_list_store_set(list_store, &iter,
1686                                    PREFS_FILTERING_ENABLED, enabled,
1687                                    PREFS_FILTERING_NAME, name,
1688                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1689                                    PREFS_FILTERING_ACCOUNT_NAME, account_name,
1690                                    PREFS_FILTERING_RULE, rule,
1691                                    PREFS_FILTERING_PROP, prop,
1692                                    -1);
1693                 return gtk_tree_model_iter_n_children(GTK_TREE_MODEL(list_store),
1694                                                       NULL) - 1;
1695         } else {
1696                 /* change existing */
1697                 gtk_list_store_set(list_store, &iter,
1698                                    PREFS_FILTERING_ENABLED, enabled,
1699                                    PREFS_FILTERING_NAME, name,
1700                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1701                                    PREFS_FILTERING_ACCOUNT_NAME, account_name,
1702                                    PREFS_FILTERING_RULE, rule,
1703                                    -1);
1704                 return row;
1705         }
1706 }
1707
1708 /*!
1709  *\return       gchar * Rule at specified row - should be freed.
1710  */
1711 static gchar *prefs_filtering_list_view_get_rule(GtkWidget *list, gint row)
1712 {
1713         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1714         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1715         GtkTreeIter iter;
1716         gchar *result;
1717
1718         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1719                 return NULL;
1720
1721         gtk_tree_model_get(model, &iter,
1722                            PREFS_FILTERING_RULE, &result,
1723                            -1);
1724
1725         return result;
1726 }
1727
1728 static void prefs_filtering_list_view_get_rule_info(GtkWidget *list, gint row,
1729                                 gboolean *enabled, gchar **name, gint *account_id)
1730 {
1731         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1732         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1733         GtkTreeIter iter;
1734
1735         *enabled = TRUE;
1736         *name = NULL;
1737
1738         if (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
1739                 gtk_tree_model_get(model, &iter,
1740                                    PREFS_FILTERING_ENABLED, enabled,
1741                                    PREFS_FILTERING_NAME, name,
1742                                    PREFS_FILTERING_ACCOUNT_ID, account_id,
1743                                    -1);
1744         }
1745 }
1746
1747 static GtkItemFactory *prefs_filtering_popup_factory = NULL;
1748 static GtkWidget *prefs_filtering_popup_menu = NULL;
1749
1750 static GtkItemFactoryEntry prefs_filtering_popup_entries[] =
1751 {
1752         {N_("/_Delete"),                NULL, prefs_filtering_delete_cb, 0, NULL, NULL},
1753         {N_("/Delete _all"),            NULL, prefs_filtering_delete_all_cb, 0, NULL, NULL},
1754         {N_("/D_uplicate"),             NULL, prefs_filtering_duplicate_cb, 0, NULL, NULL},
1755 #ifdef GENERIC_UMPC
1756         {N_("/---"),                    NULL, NULL, 0, "<Separator>", NULL},
1757         {N_("/Move one page up"),               NULL, prefs_filtering_page_up, 0, NULL, NULL},
1758         {N_("/Move one page down"),             NULL, prefs_filtering_page_down, 0, NULL, NULL},
1759 #endif
1760 };
1761
1762 static gint prefs_filtering_list_btn_pressed(GtkWidget *widget, GdkEventButton *event,
1763                                     GtkTreeView *list_view)
1764 {
1765         if (event) {
1766                 /* left- or right-button click */
1767                 if (event->button == 1 || event->button == 3) {
1768                         GtkTreePath *path = NULL;
1769
1770                         if (gtk_tree_view_get_path_at_pos( list_view, event->x, event->y,
1771                                                                 &path, NULL, NULL, NULL)) {
1772                                 prefs_filtering_select_row(list_view, path);
1773                         }
1774                         if (path)
1775                                 gtk_tree_path_free(path);
1776                 }
1777
1778                 /* right-button click */
1779                 if (event->button == 3) {
1780                         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1781                         GtkTreeIter iter;
1782                         gboolean non_empty;
1783                         gint row;
1784
1785                         if (!prefs_filtering_popup_menu) {
1786                                 gint n_entries = sizeof(prefs_filtering_popup_entries) /
1787                                                 sizeof(prefs_filtering_popup_entries[0]);
1788                                 prefs_filtering_popup_menu = menu_create_items(prefs_filtering_popup_entries,
1789                                                                   n_entries, "<PrefsFilteringPopupMenu>",
1790                                                                   &prefs_filtering_popup_factory, list_view);
1791                         }
1792
1793                         /* grey out some popup menu items if there is no selected row */
1794                         row = gtkut_list_view_get_selected_row(GTK_WIDGET(list_view));
1795                         menu_set_sensitive(prefs_filtering_popup_factory, "/Delete", (row > 0));
1796                         menu_set_sensitive(prefs_filtering_popup_factory, "/Duplicate", (row > 0));
1797
1798                         /* grey out seom popup menu items if there is no row
1799                            (not counting the (New) one at row 0) */
1800                         non_empty = gtk_tree_model_get_iter_first(model, &iter);
1801                         if (non_empty)
1802                                 non_empty = gtk_tree_model_iter_next(model, &iter);
1803                         menu_set_sensitive(prefs_filtering_popup_factory, "/Delete all", non_empty);
1804
1805                         gtk_menu_popup(GTK_MENU(prefs_filtering_popup_menu),
1806                                    NULL, NULL, NULL, NULL,
1807                                    event->button, event->time);
1808                 }
1809         }
1810         return FALSE;
1811 }
1812
1813 static gboolean prefs_filtering_list_popup_menu(GtkWidget *widget, gpointer data)
1814 {
1815         GtkTreeView *list_view = (GtkTreeView *)data;
1816         GdkEventButton event;
1817
1818         event.button = 3;
1819         event.time = gtk_get_current_event_time();
1820
1821         prefs_filtering_list_btn_pressed(NULL, &event, list_view);
1822
1823         return TRUE;
1824 }
1825
1826 /*!
1827  *\brief        Create list view for filtering
1828  */
1829 static GtkWidget *prefs_filtering_list_view_create(void)
1830 {
1831         GtkTreeView *list_view;
1832         GtkTreeSelection *selector;
1833
1834         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(GTK_TREE_MODEL
1835                 (prefs_filtering_create_data_store())));
1836 #ifdef GENERIC_UMPC
1837         g_object_set(list_view, "allow-checkbox-mode", FALSE, NULL);
1838 #endif
1839
1840 #ifndef MAEMO
1841         g_signal_connect(G_OBJECT(list_view), "popup-menu",
1842                          G_CALLBACK(prefs_filtering_list_popup_menu), list_view);
1843 #else
1844         gtk_widget_tap_and_hold_setup(GTK_WIDGET(list_view), NULL, NULL,
1845                         GTK_TAP_AND_HOLD_NONE | GTK_TAP_AND_HOLD_NO_INTERNALS);
1846         g_signal_connect(G_OBJECT(list_view), "tap-and-hold",
1847                          G_CALLBACK(prefs_filtering_list_popup_menu), list_view);
1848 #endif
1849         g_signal_connect(G_OBJECT(list_view), "button-press-event",
1850                         G_CALLBACK(prefs_filtering_list_btn_pressed), list_view);
1851
1852         gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
1853         gtk_tree_view_set_reorderable(list_view, TRUE);
1854
1855         selector = gtk_tree_view_get_selection(list_view);
1856         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
1857
1858         /* create the columns */
1859         prefs_filtering_create_list_view_columns(GTK_WIDGET(list_view));
1860
1861         return GTK_WIDGET(list_view);
1862 }
1863
1864 static void prefs_filtering_enable_toggled(GtkCellRendererToggle *widget,
1865                 gchar *path,
1866                 GtkWidget *list_view)
1867 {
1868         GtkTreeIter iter;
1869         GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(list_view));
1870         gboolean enabled = TRUE;
1871
1872         if (!gtk_tree_model_get_iter_from_string(model, &iter, path))
1873                 return;
1874
1875         gtk_tree_model_get(model, &iter,
1876                            PREFS_FILTERING_ENABLED, &enabled,
1877                            -1);
1878
1879         gtk_list_store_set(GTK_LIST_STORE(model), &iter,
1880                            PREFS_FILTERING_ENABLED, !enabled,
1881                            -1);
1882 }
1883
1884 static void prefs_filtering_create_list_view_columns(GtkWidget *list_view)
1885 {
1886         GtkTreeViewColumn *column;
1887         GtkCellRenderer *renderer;
1888
1889         renderer = gtk_cell_renderer_toggle_new();
1890         g_object_set(renderer,
1891                      "radio", FALSE,
1892                      "activatable", TRUE,
1893                      NULL);
1894         column = gtk_tree_view_column_new_with_attributes
1895                 (_("Enable"), /* FIXME : Enable, Enabled, or 'E' ? */
1896                  renderer,
1897                  "active", PREFS_FILTERING_ENABLED,
1898                  NULL);
1899         gtk_tree_view_column_set_alignment (column, 0.5);
1900         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1901         g_signal_connect(G_OBJECT(renderer), "toggled",
1902                          G_CALLBACK(prefs_filtering_enable_toggled),
1903                          list_view);
1904
1905         renderer = gtk_cell_renderer_text_new();
1906         column = gtk_tree_view_column_new_with_attributes
1907                 (_("Name"),
1908                  renderer,
1909                  "text", PREFS_FILTERING_NAME,
1910                  NULL);
1911         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1912         gtk_tree_view_column_set_resizable(column, TRUE);
1913
1914         renderer = gtk_cell_renderer_text_new();
1915         column = gtk_tree_view_column_new_with_attributes
1916                 (_("Account"),
1917                  renderer,
1918                  "text", PREFS_FILTERING_ACCOUNT_NAME,
1919                  NULL);
1920         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1921         gtk_tree_view_column_set_resizable(column, TRUE);
1922
1923         filtering.account_name_column = column;
1924
1925         renderer = gtk_cell_renderer_text_new();
1926         column = gtk_tree_view_column_new_with_attributes
1927                 (_("Rule"),
1928                  renderer,
1929                  "text", PREFS_FILTERING_RULE,
1930                  NULL);
1931
1932         gtk_tree_view_set_search_column(GTK_TREE_VIEW(list_view), 1);
1933         gtk_tree_view_set_search_equal_func(GTK_TREE_VIEW(list_view), prefs_filtering_search_func_cb , NULL, NULL);
1934
1935         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
1936 }
1937
1938 /*!
1939  *\brief        Triggered when a row has to be selected
1940  */
1941 static void prefs_filtering_select_row(GtkTreeView *list_view, GtkTreePath *path)
1942 {
1943         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1944
1945         if (path && model) {
1946                 GtkTreeSelection *selection;
1947                 gboolean has_prop = FALSE;
1948                 GtkTreeIter iter;
1949
1950                 /* select row */
1951                 selection = gtk_tree_view_get_selection(list_view);
1952                 gtk_tree_selection_select_path(selection, path);
1953
1954                 /* update dialog from selection */
1955                 gtk_tree_model_get_iter(model, &iter, path);
1956                 gtk_tree_model_get(model, &iter,
1957                                    PREFS_FILTERING_PROP, &has_prop,
1958                                    -1);
1959
1960                 if (has_prop) {
1961                         FilteringProp *prop;
1962                         gchar *filtering_str = NULL;
1963                         gchar *name = NULL;
1964                         gint account_id = 0;
1965
1966                         gtk_tree_model_get(model, &iter,
1967                                            PREFS_FILTERING_RULE, &filtering_str,
1968                                            -1);
1969                         gtk_tree_model_get(model, &iter,
1970                                            PREFS_FILTERING_NAME, &name,
1971                                            -1);
1972                         gtk_tree_model_get(model, &iter,
1973                                            PREFS_FILTERING_ACCOUNT_ID, &account_id,
1974                                            -1);
1975
1976                         prop = matcher_parser_get_filtering(filtering_str);
1977                         if (prop) {
1978                                 prop->name = g_strdup(name);
1979                                 prop->account_id = account_id;
1980                                 prefs_filtering_select_set(prop);
1981                                 filteringprop_free(prop);
1982                         }
1983                         g_free(name);
1984                         g_free(filtering_str);
1985                 } else
1986                         prefs_filtering_reset_dialog();
1987         }
1988 }