src/prefs_actions.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  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 <gdk/gdkkeysyms.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <errno.h>
  34
  35 #include "prefs_gtk.h"
  36 #include "inc.h"
  37 #include "utils.h"
  38 #include "gtkutils.h"
  39 #include "manage_window.h"
  40 #include "mainwindow.h"
  41 #include "prefs_common.h"
  42 #include "alertpanel.h"
  43 #include "prefs_actions.h"
  44 #include "action.h"
  45 #include "description_window.h"
  46 #include "gtkutils.h"
  47
  48 enum {
  49         PREFS_ACTIONS_STRING,   /*!< string pointer managed by list store,
  50                                  *   and never touched or retrieved by
  51                                  *   us */
  52         PREFS_ACTIONS_DATA,     /*!< pointer to string that is not managed by
  53                                  *   the list store, and which is retrieved
  54                                  *   and touched by us */
  55         PREFS_ACTIONS_VALID,    /*!< contains a valid action, otherwise "(New)" */
  56         N_PREFS_ACTIONS_COLUMNS
  57 };
  58
  59 static struct Actions
  60 {
  61         GtkWidget *window;
  62
  63         GtkWidget *ok_btn;
  64
  65         GtkWidget *name_entry;
  66         GtkWidget *cmd_entry;
  67
  68         GtkWidget *actions_list_view;
  69 } actions;
  70
  71 static int modified = FALSE;
  72
  73 /* widget creating functions */
  74 static void prefs_actions_create        (MainWindow *mainwin);
  75 static void prefs_actions_set_dialog    (void);
  76 static gint prefs_actions_clist_set_row (GtkTreeIter *row);
  77
  78 /* callback functions */
  79 static void prefs_actions_help_cb       (GtkWidget      *w,
  80                                          GtkWidget      *window);
  81 static void prefs_actions_register_cb   (GtkWidget      *w,
  82                                          gpointer        data);
  83 static void prefs_actions_substitute_cb (GtkWidget      *w,
  84                                          gpointer        data);
  85 static void prefs_actions_delete_cb     (GtkWidget      *w,
  86                                          gpointer        data);
  87 static void prefs_actions_up            (GtkWidget      *w,
  88                                          gpointer        data);
  89 static void prefs_actions_down          (GtkWidget      *w,
  90                                          gpointer        data);
  91 static gint prefs_actions_deleted       (GtkWidget      *widget,
  92                                          GdkEventAny    *event,
  93                                          gpointer       *data);
  94 static gboolean prefs_actions_key_pressed(GtkWidget     *widget,
  95                                           GdkEventKey   *event,
  96                                           gpointer       data);
  97 static void prefs_actions_cancel        (GtkWidget      *w,
  98                                          gpointer        data);
  99 static void prefs_actions_ok            (GtkWidget      *w,
 100                                          gpointer        data);
 101
 102
 103 static GtkListStore* prefs_actions_create_data_store    (void);
 104
 105 static void prefs_actions_list_view_insert_action       (GtkWidget *list_view,
 106                                                          GtkTreeIter *row_iter,
 107                                                          gchar *action,
 108                                                          gboolean is_valid);
 109 static GtkWidget *prefs_actions_list_view_create        (void);
 110 static void prefs_actions_create_list_view_columns      (GtkWidget *list_view);
 111 static gboolean prefs_actions_selected                  (GtkTreeSelection *selector,
 112                                                          GtkTreeModel *model,
 113                                                          GtkTreePath *path,
 114                                                          gboolean currently_selected,
 115                                                          gpointer data);
 116
 117 void prefs_actions_open(MainWindow *mainwin)
 118 {
 119         inc_lock();
 120
 121         if (!actions.window)
 122                 prefs_actions_create(mainwin);
 123
 124         manage_window_set_transient(GTK_WINDOW(actions.window));
 125         gtk_widget_grab_focus(actions.ok_btn);
 126
 127         prefs_actions_set_dialog();
 128
 129         gtk_widget_show(actions.window);
 130 }
 131
 132 /*!
 133  *\brief        Save Gtk object size to prefs dataset
 134  */
 135 static void prefs_actions_size_allocate_cb(GtkWidget *widget,
 136                                          GtkAllocation *allocation)
 137 {
 138         g_return_if_fail(allocation != NULL);
 139
 140         prefs_common.actionswin_width = allocation->width;
 141         prefs_common.actionswin_height = allocation->height;
 142 }
 143
 144 static void prefs_actions_create(MainWindow *mainwin)
 145 {
 146         GtkWidget *window;
 147         GtkWidget *vbox;
 148         GtkWidget *ok_btn;
 149         GtkWidget *cancel_btn;
 150         GtkWidget *confirm_area;
 151
 152         GtkWidget *vbox1;
 153
 154         GtkWidget *entry_vbox;
 155         GtkWidget *hbox;
 156         GtkWidget *name_label;
 157         GtkWidget *name_entry;
 158         GtkWidget *cmd_label;
 159         GtkWidget *cmd_entry;
 160
 161         GtkWidget *reg_hbox;
 162         GtkWidget *btn_hbox;
 163         GtkWidget *arrow;
 164         GtkWidget *reg_btn;
 165         GtkWidget *subst_btn;
 166         GtkWidget *del_btn;
 167
 168         GtkWidget *cond_hbox;
 169         GtkWidget *cond_scrolledwin;
 170         GtkWidget *cond_list_view;
 171
 172         GtkWidget *help_button;
 173
 174         GtkWidget *btn_vbox;
 175         GtkWidget *up_btn;
 176         GtkWidget *down_btn;
 177         static GdkGeometry geometry;
 178
 179         debug_print("Creating actions configuration window...\n");
 180
 181         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 182
 183         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
 184         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 185         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 186         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 187
 188         vbox = gtk_vbox_new(FALSE, 6);
 189         gtk_widget_show(vbox);
 190         gtk_container_add(GTK_CONTAINER(window), vbox);
 191
 192         gtkut_stock_button_set_create(&confirm_area, &cancel_btn, GTK_STOCK_CANCEL,
 193                                       &ok_btn, GTK_STOCK_OK,
 194                                       NULL, NULL);
 195         gtk_widget_show(confirm_area);
 196         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 197         gtk_widget_grab_default(ok_btn);
 198
 199         gtk_window_set_title(GTK_WINDOW(window), _("Actions configuration"));
 200         g_signal_connect(G_OBJECT(window), "delete_event",
 201                          G_CALLBACK(prefs_actions_deleted), NULL);
 202         g_signal_connect(G_OBJECT(window), "size_allocate",
 203                          G_CALLBACK(prefs_actions_size_allocate_cb), NULL);
 204         g_signal_connect(G_OBJECT(window), "key_press_event",
 205                          G_CALLBACK(prefs_actions_key_pressed), NULL);
 206         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 207         g_signal_connect(G_OBJECT(ok_btn), "clicked",
 208                          G_CALLBACK(prefs_actions_ok), mainwin);
 209         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
 210                          G_CALLBACK(prefs_actions_cancel), NULL);
 211
 212         vbox1 = gtk_vbox_new(FALSE, 8);
 213         gtk_widget_show(vbox1);
 214         gtk_box_pack_start(GTK_BOX(vbox), vbox1, TRUE, TRUE, 0);
 215         gtk_container_set_border_width(GTK_CONTAINER(vbox1), 2);
 216
 217         entry_vbox = gtk_vbox_new(FALSE, 4);
 218         gtk_box_pack_start(GTK_BOX(vbox1), entry_vbox, FALSE, FALSE, 0);
 219
 220         hbox = gtk_hbox_new(FALSE, 8);
 221         gtk_box_pack_start(GTK_BOX(entry_vbox), hbox, FALSE, FALSE, 0);
 222
 223         name_label = gtk_label_new(_("Menu name:"));
 224         gtk_box_pack_start(GTK_BOX(hbox), name_label, FALSE, FALSE, 0);
 225
 226         name_entry = gtk_entry_new();
 227         gtk_box_pack_start(GTK_BOX(hbox), name_entry, TRUE, TRUE, 0);
 228
 229         hbox = gtk_hbox_new(FALSE, 8);
 230         gtk_box_pack_start(GTK_BOX(entry_vbox), hbox, TRUE, TRUE, 0);
 231
 232         cmd_label = gtk_label_new(_("Command line:"));
 233         gtk_box_pack_start(GTK_BOX(hbox), cmd_label, FALSE, FALSE, 0);
 234
 235         cmd_entry = gtk_entry_new();
 236         gtk_box_pack_start(GTK_BOX(hbox), cmd_entry, TRUE, TRUE, 0);
 237
 238         gtk_widget_show_all(entry_vbox);
 239
 240         /* register / substitute / delete */
 241
 242         reg_hbox = gtk_hbox_new(FALSE, 4);
 243         gtk_widget_show(reg_hbox);
 244         gtk_box_pack_start(GTK_BOX(vbox1), reg_hbox, FALSE, FALSE, 0);
 245
 246         arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 247         gtk_widget_show(arrow);
 248         gtk_box_pack_start(GTK_BOX(reg_hbox), arrow, FALSE, FALSE, 0);
 249         gtk_widget_set_size_request(arrow, -1, 16);
 250
 251         btn_hbox = gtk_hbox_new(TRUE, 4);
 252         gtk_widget_show(btn_hbox);
 253         gtk_box_pack_start(GTK_BOX(reg_hbox), btn_hbox, FALSE, FALSE, 0);
 254
 255         reg_btn = gtk_button_new_from_stock(GTK_STOCK_ADD);
 256         gtk_widget_show(reg_btn);
 257         gtk_box_pack_start(GTK_BOX(btn_hbox), reg_btn, FALSE, TRUE, 0);
 258         g_signal_connect(G_OBJECT(reg_btn), "clicked",
 259                          G_CALLBACK(prefs_actions_register_cb), NULL);
 260
 261         subst_btn = gtk_button_new_with_label(_(" Replace "));
 262         gtk_widget_show(subst_btn);
 263         gtk_box_pack_start(GTK_BOX(btn_hbox), subst_btn, FALSE, TRUE, 0);
 264         g_signal_connect(G_OBJECT(subst_btn), "clicked",
 265                          G_CALLBACK(prefs_actions_substitute_cb),
 266                          NULL);
 267
 268         del_btn = gtk_button_new_from_stock(GTK_STOCK_DELETE);
 269         gtk_widget_show(del_btn);
 270         gtk_box_pack_start(GTK_BOX(btn_hbox), del_btn, FALSE, TRUE, 0);
 271         g_signal_connect(G_OBJECT(del_btn), "clicked",
 272                          G_CALLBACK(prefs_actions_delete_cb), NULL);
 273
 274         help_button = gtk_button_new_from_stock(GTK_STOCK_HELP);
 275         gtk_widget_show(help_button);
 276         gtk_box_pack_end(GTK_BOX(reg_hbox), help_button, FALSE, FALSE, 0);
 277         g_signal_connect(G_OBJECT(help_button), "clicked",
 278                          G_CALLBACK(prefs_actions_help_cb), GTK_WINDOW(window));
 279
 280         cond_hbox = gtk_hbox_new(FALSE, 8);
 281         gtk_widget_show(cond_hbox);
 282         gtk_box_pack_start(GTK_BOX(vbox1), cond_hbox, TRUE, TRUE, 0);
 283
 284         cond_scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 285         gtk_widget_show(cond_scrolledwin);
 286         gtk_widget_set_size_request(cond_scrolledwin, -1, 150);
 287         gtk_box_pack_start(GTK_BOX(cond_hbox), cond_scrolledwin,
 288                            TRUE, TRUE, 0);
 289         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (cond_scrolledwin),
 290                                        GTK_POLICY_AUTOMATIC,
 291                                        GTK_POLICY_AUTOMATIC);
 292
 293         cond_list_view = prefs_actions_list_view_create();
 294         gtk_widget_show(cond_list_view);
 295         gtk_container_add(GTK_CONTAINER (cond_scrolledwin), cond_list_view);
 296
 297         btn_vbox = gtk_vbox_new(FALSE, 8);
 298         gtk_widget_show(btn_vbox);
 299         gtk_box_pack_start(GTK_BOX(cond_hbox), btn_vbox, FALSE, FALSE, 0);
 300
 301         up_btn = gtk_button_new_from_stock(GTK_STOCK_GO_UP);
 302         gtk_widget_show(up_btn);
 303         gtk_box_pack_start(GTK_BOX(btn_vbox), up_btn, FALSE, FALSE, 0);
 304         g_signal_connect(G_OBJECT(up_btn), "clicked",
 305                          G_CALLBACK(prefs_actions_up), NULL);
 306
 307         down_btn = gtk_button_new_from_stock(GTK_STOCK_GO_DOWN);
 308         gtk_widget_show(down_btn);
 309         gtk_box_pack_start(GTK_BOX(btn_vbox), down_btn, FALSE, FALSE, 0);
 310         g_signal_connect(G_OBJECT(down_btn), "clicked",
 311                          G_CALLBACK(prefs_actions_down), NULL);
 312
 313         if (!geometry.min_height) {
 314                 geometry.min_width = 486;
 315                 geometry.min_height = 322;
 316         }
 317
 318         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 319                                       GDK_HINT_MIN_SIZE);
 320         gtk_widget_set_size_request(window, prefs_common.actionswin_width,
 321                                     prefs_common.actionswin_height);
 322
 323         gtk_widget_show(window);
 324
 325         actions.window = window;
 326         actions.ok_btn = ok_btn;
 327
 328         actions.name_entry = name_entry;
 329         actions.cmd_entry  = cmd_entry;
 330
 331         actions.actions_list_view = cond_list_view;
 332 }
 333
 334
 335 void prefs_actions_read_config(void)
 336 {
 337         gchar *rcpath;
 338         FILE *fp;
 339         gchar buf[PREFSBUFSIZE];
 340         gchar *act;
 341
 342         debug_print("Reading actions configurations...\n");
 343
 344         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, ACTIONS_RC, NULL);
 345         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 346                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 347                 g_free(rcpath);
 348                 return;
 349         }
 350         g_free(rcpath);
 351
 352         while (prefs_common.actions_list != NULL) {
 353                 act = (gchar *)prefs_common.actions_list->data;
 354                 prefs_common.actions_list =
 355                         g_slist_remove(prefs_common.actions_list, act);
 356                 g_free(act);
 357         }
 358
 359         while (fgets(buf, sizeof(buf), fp) != NULL) {
 360                 const gchar *src_codeset = conv_get_locale_charset_str();
 361                 const gchar *dest_codeset = CS_UTF_8;
 362                 gchar *tmp;
 363
 364                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
 365                 if (!tmp) {
 366                         g_warning("Faild to convert character set of action configuration\n");
 367                         tmp = g_strdup(buf);
 368                 }
 369
 370                 g_strchomp(tmp);
 371                 act = strstr(tmp, ": ");
 372                 if (act && act[2] &&
 373                     action_get_type(&act[2]) != ACTION_ERROR)
 374                         prefs_common.actions_list =
 375                                 g_slist_append(prefs_common.actions_list,
 376                                                tmp);
 377                 else
 378                         g_free(tmp);
 379         }
 380         fclose(fp);
 381 }
 382
 383 void prefs_actions_write_config(void)
 384 {
 385         gchar *rcpath;
 386         PrefFile *pfile;
 387         GSList *cur;
 388
 389         debug_print("Writing actions configuration...\n");
 390
 391         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, ACTIONS_RC, NULL);
 392         if ((pfile= prefs_write_open(rcpath)) == NULL) {
 393                 g_warning("failed to write configuration to file\n");
 394                 g_free(rcpath);
 395                 return;
 396         }
 397
 398         for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
 399                 gchar *tmp = (gchar *)cur->data;
 400                 const gchar *src_codeset = CS_UTF_8;
 401                 const gchar *dest_codeset = conv_get_locale_charset_str();
 402                 gchar *act;
 403
 404                 act = conv_codeset_strdup(tmp, src_codeset, dest_codeset);
 405                 if (!act) {
 406                         g_warning("Faild to convert character set of action configuration\n");
 407                         act = g_strdup(act);
 408                 }
 409
 410                 if (fputs(act, pfile->fp) == EOF ||
 411                     fputc('\n', pfile->fp) == EOF) {
 412                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 413                         prefs_file_close_revert(pfile);
 414                         g_free(rcpath);
 415                         return;
 416                 }
 417                 g_free(act);
 418         }
 419
 420         g_free(rcpath);
 421
 422         if (prefs_file_close(pfile) < 0) {
 423                 g_warning("failed to write configuration to file\n");
 424                 return;
 425         }
 426 }
 427
 428 static void prefs_actions_set_dialog(void)
 429 {
 430         GtkListStore *store;
 431         GSList *cur;
 432         GtkTreeSelection *selection;
 433         GtkTreeIter iter;
 434
 435         store = GTK_LIST_STORE(gtk_tree_view_get_model
 436                                 (GTK_TREE_VIEW(actions.actions_list_view)));
 437         gtk_list_store_clear(store);
 438
 439         prefs_actions_list_view_insert_action(actions.actions_list_view,
 440                                               NULL, _("New"), FALSE);
 441
 442         for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
 443                 gchar *action = (gchar *) cur->data;
 444
 445                 prefs_actions_list_view_insert_action(actions.actions_list_view,
 446                                                       NULL, action, TRUE);
 447         }
 448
 449         /* select first entry */
 450         selection = gtk_tree_view_get_selection
 451                 (GTK_TREE_VIEW(actions.actions_list_view));
 452         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store),
 453                                           &iter))
 454                 gtk_tree_selection_select_iter(selection, &iter);
 455 }
 456
 457 static void prefs_actions_set_list(void)
 458 {
 459         GtkTreeIter iter;
 460         GtkListStore *store;
 461
 462         g_slist_free(prefs_common.actions_list);
 463         prefs_common.actions_list = NULL;
 464
 465         store = GTK_LIST_STORE(gtk_tree_view_get_model
 466                                 (GTK_TREE_VIEW(actions.actions_list_view)));
 467
 468         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 469                 do {
 470                         gchar *action;
 471                         gboolean is_valid;
 472
 473                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 474                                            PREFS_ACTIONS_DATA, &action,
 475                                            PREFS_ACTIONS_VALID, &is_valid,
 476                                            -1);
 477
 478                         if (is_valid)
 479                                 prefs_common.actions_list =
 480                                         g_slist_append(prefs_common.actions_list,
 481                                                        action);
 482
 483                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 484                                                   &iter));
 485         }
 486 }
 487
 488 #define GET_ENTRY(entry) \
 489         entry_text = gtk_entry_get_text(GTK_ENTRY(entry))
 490
 491 static gint prefs_actions_clist_set_row(GtkTreeIter *row)
 492 {
 493         const gchar *entry_text;
 494         gint len;
 495         gchar action[PREFSBUFSIZE];
 496         gchar *new_action;
 497         GtkListStore *store;
 498
 499         store = GTK_LIST_STORE(gtk_tree_view_get_model
 500                                 (GTK_TREE_VIEW(actions.actions_list_view)));
 501
 502
 503         GET_ENTRY(actions.name_entry);
 504         if (entry_text[0] == '\0') {
 505                 alertpanel_error(_("Menu name is not set."));
 506                 return -1;
 507         }
 508
 509         if (entry_text[0] == '/') {
 510                 alertpanel_error(_("A leading '/' is not allowed in the menu name."));
 511                 return -1;
 512         }
 513
 514         if (strchr(entry_text, ':')) {
 515                 alertpanel_error(_("Colon ':' is not allowed in the menu name."));
 516                 return -1;
 517         }
 518
 519         strncpy(action, entry_text, PREFSBUFSIZE - 1);
 520
 521         while (strstr(action, "//")) {
 522                 char *to_move = strstr(action, "//")+1;
 523                 char *where = strstr(action, "//");
 524                 int old_len = strlen(action);
 525                 memmove(where, to_move, strlen(to_move));
 526                 action[old_len-1] = '\0';
 527         }
 528
 529         g_strstrip(action);
 530
 531         /* Keep space for the ': ' delimiter */
 532         len = strlen(action) + 2;
 533         if (len >= PREFSBUFSIZE - 1) {
 534                 alertpanel_error(_("Menu name is too long."));
 535                 return -1;
 536         }
 537
 538         strcat(action, ": ");
 539
 540         GET_ENTRY(actions.cmd_entry);
 541
 542         if (entry_text[0] == '\0') {
 543                 alertpanel_error(_("Command line not set."));
 544                 return -1;
 545         }
 546
 547         if (len + strlen(entry_text) >= PREFSBUFSIZE - 1) {
 548                 alertpanel_error(_("Menu name and command are too long."));
 549                 return -1;
 550         }
 551
 552         if (action_get_type(entry_text) == ACTION_ERROR) {
 553                 alertpanel_error(_("The command\n%s\nhas a syntax error."),
 554                                  entry_text);
 555                 return -1;
 556         }
 557
 558         strcat(action, entry_text);
 559
 560         new_action = g_strdup(action);
 561         prefs_actions_list_view_insert_action(actions.actions_list_view,
 562                                               row, new_action, TRUE);
 563
 564         prefs_actions_set_list();
 565
 566         return 0;
 567 }
 568
 569 /* callback functions */
 570
 571 static void prefs_actions_register_cb(GtkWidget *w, gpointer data)
 572 {
 573         prefs_actions_clist_set_row(NULL);
 574         modified = FALSE;
 575 }
 576
 577 static void prefs_actions_substitute_cb(GtkWidget *w, gpointer data)
 578 {
 579         GtkTreeIter isel, inew;
 580         GtkTreePath *path_sel, *path_new;
 581         GtkTreeSelection *selection = gtk_tree_view_get_selection
 582                                         (GTK_TREE_VIEW(actions.actions_list_view));
 583         GtkTreeModel *model;
 584
 585         if (!gtk_tree_selection_get_selected(selection, &model, &isel))
 586                 return;
 587         if (!gtk_tree_model_get_iter_first(model, &inew))
 588                 return;
 589
 590         path_sel = gtk_tree_model_get_path(model, &isel);
 591         path_new = gtk_tree_model_get_path(model, &inew);
 592
 593         if (path_sel && path_new
 594         &&  gtk_tree_path_compare(path_sel, path_new) != 0)
 595                 prefs_actions_clist_set_row(&isel);
 596
 597         gtk_tree_path_free(path_sel);
 598         gtk_tree_path_free(path_new);
 599         modified = FALSE;
 600 }
 601
 602 static void prefs_actions_delete_cb(GtkWidget *w, gpointer data)
 603 {
 604         GtkTreeIter sel;
 605         GtkTreeModel *model;
 606         gchar *action;
 607
 608         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 609                                 (GTK_TREE_VIEW(actions.actions_list_view)),
 610                                 &model, &sel))
 611                 return;
 612
 613         if (alertpanel(_("Delete action"),
 614                        _("Do you really want to delete this action?"),
 615                        GTK_STOCK_CANCEL, GTK_STOCK_DELETE, NULL) != G_ALERTALTERNATE)
 616                 return;
 617
 618         /* XXX: Here's the reason why we need to store the original
 619          * pointer: we search the slist for it. */
 620         gtk_tree_model_get(model, &sel,
 621                            PREFS_ACTIONS_DATA, &action,
 622                            -1);
 623         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 624
 625         prefs_common.actions_list = g_slist_remove(prefs_common.actions_list,
 626                                                    action);
 627 }
 628
 629 static void prefs_actions_up(GtkWidget *w, gpointer data)
 630 {
 631         GtkTreePath *prev, *sel, *try;
 632         GtkTreeIter isel;
 633         GtkListStore *store = NULL;
 634         GtkTreeModel *model = NULL;
 635         GtkTreeIter iprev;
 636
 637         if (!gtk_tree_selection_get_selected
 638                 (gtk_tree_view_get_selection
 639                         (GTK_TREE_VIEW(actions.actions_list_view)),
 640                  &model,
 641                  &isel))
 642                 return;
 643         store = (GtkListStore *)model;
 644         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 645         if (!sel)
 646                 return;
 647
 648         /* no move if we're at row 0 or 1, looks phony, but other
 649          * solutions are more convoluted... */
 650         try = gtk_tree_path_copy(sel);
 651         if (!gtk_tree_path_prev(try) || !gtk_tree_path_prev(try)) {
 652                 gtk_tree_path_free(try);
 653                 gtk_tree_path_free(sel);
 654                 return;
 655         }
 656         gtk_tree_path_free(try);
 657
 658         prev = gtk_tree_path_copy(sel);
 659         if (!gtk_tree_path_prev(prev)) {
 660                 gtk_tree_path_free(prev);
 661                 gtk_tree_path_free(sel);
 662                 return;
 663         }
 664
 665         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 666                                 &iprev, prev);
 667         gtk_tree_path_free(sel);
 668         gtk_tree_path_free(prev);
 669
 670         gtk_list_store_swap(store, &iprev, &isel);
 671         prefs_actions_set_list();
 672 }
 673
 674 static void prefs_actions_down(GtkWidget *w, gpointer data)
 675 {
 676         GtkListStore *store = NULL;
 677         GtkTreeModel *model = NULL;
 678         GtkTreeIter next, sel;
 679         GtkTreePath *try;
 680
 681         if (!gtk_tree_selection_get_selected
 682                 (gtk_tree_view_get_selection
 683                         (GTK_TREE_VIEW(actions.actions_list_view)),
 684                  &model,
 685                  &sel))
 686                 return;
 687         store = (GtkListStore *)model;
 688         try = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &sel);
 689         if (!try)
 690                 return;
 691
 692         /* no move when we're at row 0 */
 693         if (!gtk_tree_path_prev(try)) {
 694                 gtk_tree_path_free(try);
 695                 return;
 696         }
 697         gtk_tree_path_free(try);
 698
 699         next = sel;
 700         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 701                 return;
 702
 703         gtk_list_store_swap(store, &next, &sel);
 704         prefs_actions_set_list();
 705 }
 706
 707 static gint prefs_actions_deleted(GtkWidget *widget, GdkEventAny *event,
 708                                   gpointer *data)
 709 {
 710         prefs_actions_cancel(widget, data);
 711         return TRUE;
 712 }
 713
 714 static gboolean prefs_actions_key_pressed(GtkWidget *widget, GdkEventKey *event,
 715                                           gpointer data)
 716 {
 717         if (event && event->keyval == GDK_Escape)
 718                 prefs_actions_cancel(widget, data);
 719         else {
 720                 GtkWidget *focused = gtkut_get_focused_child(
 721                                         GTK_CONTAINER(widget));
 722                 if (focused && GTK_IS_EDITABLE(focused)) {
 723                         modified = TRUE;
 724                 }
 725         }
 726         return FALSE;
 727 }
 728
 729 static void prefs_actions_cancel(GtkWidget *w, gpointer data)
 730 {
 731         if (modified && alertpanel(_("Entry not saved"),
 732                                  _("The entry was not saved. Close anyway?"),
 733                                  GTK_STOCK_CLOSE, _("_Continue editing"),
 734                                  NULL) != G_ALERTDEFAULT) {
 735                 return;
 736         }
 737         modified = FALSE;
 738         prefs_actions_read_config();
 739         gtk_widget_hide(actions.window);
 740         inc_unlock();
 741 }
 742
 743 static void prefs_actions_ok(GtkWidget *widget, gpointer data)
 744 {
 745         MainWindow *mainwin = (MainWindow *) data;
 746         GList *list;
 747         GList *iter;
 748         MessageView *msgview;
 749         Compose *compose;
 750
 751         if (modified && alertpanel(_("Entry not saved"),
 752                                  _("The entry was not saved. Close anyway?"),
 753                                  GTK_STOCK_CLOSE, _("_Continue editing"),
 754                                  NULL) != G_ALERTDEFAULT) {
 755                 return;
 756         }
 757         modified = FALSE;
 758         prefs_actions_set_list();
 759         prefs_actions_write_config();
 760
 761         /* Update mainwindow actions menu */
 762         main_window_update_actions_menu(mainwin);
 763
 764         /* Update separated message view actions menu */
 765         list = messageview_get_msgview_list();
 766         for (iter = list; iter; iter = iter->next) {
 767                 msgview = (MessageView *) iter->data;
 768                 messageview_update_actions_menu(msgview);
 769         }
 770
 771         /* Update compose windows actions menu */
 772         list = compose_get_compose_list();
 773         for (iter = list; iter; iter = iter->next) {
 774                 compose = (Compose *) iter->data;
 775                 compose_update_actions_menu(compose);
 776         }
 777
 778         gtk_widget_hide(actions.window);
 779         inc_unlock();
 780 }
 781
 782 /*
 783  * Strings describing action format strings
 784  *
 785  * When adding new lines, remember to put one string for each line
 786  */
 787 static gchar *actions_desc_strings[] = {
 788         N_("<span weight=\"bold\" underline=\"single\">Menu name:</span>"), NULL,
 789         N_("Use / in menu name to make submenus."), NULL,
 790         "", NULL,
 791         N_("<span weight=\"bold\" underline=\"single\">Command line:</span>"), NULL,
 792         N_("<span weight=\"bold\">Begin with:</span>"), NULL,
 793         "     |",   N_("to send message body or selection to command's standard input"),
 794         "     &gt;",   N_("to send user provided text to command's standard input"),
 795         "     *",   N_("to send user provided hidden text to command's standard input"),
 796         N_("<span weight=\"bold\">End with:</span>"), NULL,
 797         "     |",   N_("to replace message body or selection with command's standard output"),
 798         "     &gt;",   N_("to insert command's standard output without replacing old text"),
 799         "     &amp;",   N_("to run command asynchronously"),
 800         N_("<span weight=\"bold\">Use:</span>"), NULL,
 801         "     %f",  N_("for the file of the selected message in RFC822/2822 format "),
 802         "     %F",  N_("for the list of the files of the selected messages in RFC822/2822 format"),
 803         "     %p",  N_("for the file of the selected decoded message MIME part"),
 804         "     %u",  N_("for a user provided argument"),
 805         "     %h",  N_("for a user provided hidden argument (e.g. password)"),
 806         "     %s",  N_("for the text selection"),
 807         "  %as{}",  N_("apply filtering actions between {} to selected messages"),
 808         NULL, NULL
 809 };
 810
 811
 812 static DescriptionWindow actions_desc_win = {
 813         NULL,
 814         NULL,
 815         2,
 816         N_("Actions"),
 817         N_("The Actions feature is a way for the user to launch "
 818            "external commands to process a complete message file or just "
 819            "one of its parts."),
 820         actions_desc_strings
 821 };
 822
 823
 824 static void prefs_actions_help_cb(GtkWidget *w, GtkWidget *window)
 825 {
 826         actions_desc_win.parent = window;
 827         description_window_create(&actions_desc_win);
 828 }
 829
 830 static GtkListStore* prefs_actions_create_data_store(void)
 831 {
 832         return gtk_list_store_new(N_PREFS_ACTIONS_COLUMNS,
 833                                   G_TYPE_STRING,
 834                                   G_TYPE_POINTER,
 835                                   G_TYPE_BOOLEAN,
 836                                   -1);
 837 }
 838
 839 static void prefs_actions_list_view_insert_action(GtkWidget *list_view,
 840                                                   GtkTreeIter *row_iter,
 841                                                   gchar *action,
 842                                                   gboolean is_valid)
 843 {
 844         GtkTreeIter iter;
 845         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 846                                         (GTK_TREE_VIEW(list_view)));
 847
 848         if (row_iter == NULL) {
 849                 /* append new */
 850                 gtk_list_store_append(list_store, &iter);
 851                 gtk_list_store_set(list_store, &iter,
 852                                    PREFS_ACTIONS_STRING, action,
 853                                    PREFS_ACTIONS_DATA, action,
 854                                    PREFS_ACTIONS_VALID,  is_valid,
 855                                    -1);
 856         } else {
 857                 /* change existing */
 858                 gchar *old_action;
 859
 860                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 861                                    PREFS_ACTIONS_DATA, &old_action,
 862                                    -1);
 863
 864                 g_free(old_action);
 865                 gtk_list_store_set(list_store, row_iter,
 866                                    PREFS_ACTIONS_STRING, action,
 867                                    PREFS_ACTIONS_DATA, action,
 868                                    -1);
 869         }
 870 }
 871
 872 static GtkWidget *prefs_actions_list_view_create(void)
 873 {
 874         GtkTreeView *list_view;
 875         GtkTreeSelection *selector;
 876         GtkTreeModel *model;
 877
 878         model = GTK_TREE_MODEL(prefs_actions_create_data_store());
 879         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 880         g_object_unref(model);
 881
 882         gtk_tree_view_set_rules_hint(list_view, prefs_common.enable_rules_hint);
 883         gtk_tree_view_set_reorderable(list_view, TRUE);
 884
 885         selector = gtk_tree_view_get_selection(list_view);
 886         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 887         gtk_tree_selection_set_select_function(selector, prefs_actions_selected,
 888                                                NULL, NULL);
 889
 890         /* create the columns */
 891         prefs_actions_create_list_view_columns(GTK_WIDGET(list_view));
 892
 893         return GTK_WIDGET(list_view);
 894 }
 895
 896 static void prefs_actions_create_list_view_columns(GtkWidget *list_view)
 897 {
 898         GtkTreeViewColumn *column;
 899         GtkCellRenderer *renderer;
 900
 901         renderer = gtk_cell_renderer_text_new();
 902         column = gtk_tree_view_column_new_with_attributes
 903                 (_("Current actions"),
 904                  renderer,
 905                  "text", PREFS_ACTIONS_STRING,
 906                  NULL);
 907         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 908 }
 909
 910 #define ENTRY_SET_TEXT(entry, str) \
 911         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 912
 913 static gboolean prefs_actions_selected(GtkTreeSelection *selector,
 914                                        GtkTreeModel *model,
 915                                        GtkTreePath *path,
 916                                        gboolean currently_selected,
 917                                        gpointer data)
 918 {
 919         gchar *action;
 920         gchar *cmd;
 921         gchar buf[PREFSBUFSIZE];
 922         GtkTreeIter iter;
 923         gboolean is_valid;
 924
 925         if (currently_selected)
 926                 return TRUE;
 927
 928         if (!gtk_tree_model_get_iter(model, &iter, path))
 929                 return TRUE;
 930
 931         gtk_tree_model_get(model, &iter,
 932                            PREFS_ACTIONS_VALID,  &is_valid,
 933                            PREFS_ACTIONS_DATA, &action,
 934                            -1);
 935         if (!is_valid) {
 936                 ENTRY_SET_TEXT(actions.name_entry, "");
 937                 ENTRY_SET_TEXT(actions.cmd_entry, "");
 938                 return TRUE;
 939         }
 940
 941         strncpy(buf, action, PREFSBUFSIZE - 1);
 942         buf[PREFSBUFSIZE - 1] = 0x00;
 943         cmd = strstr(buf, ": ");
 944
 945         if (cmd && cmd[2])
 946                 ENTRY_SET_TEXT(actions.cmd_entry, &cmd[2]);
 947         else
 948                 return TRUE;
 949
 950         *cmd = 0x00;
 951         ENTRY_SET_TEXT(actions.name_entry, buf);
 952
 953         return TRUE;
 954 }
 955