45a4294386db8d6be6ac759aee769de3a3392b3f
[claws.git] / src / prefs_actions.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto & The Sylpheed Claws Team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #endif
23
24 #include "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                                          gpointer        data);
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 static void prefs_actions_create(MainWindow *mainwin)
133 {
134         GtkWidget *window;
135         GtkWidget *vbox;
136         GtkWidget *ok_btn;
137         GtkWidget *cancel_btn;
138         GtkWidget *confirm_area;
139
140         GtkWidget *vbox1;
141
142         GtkWidget *entry_vbox;
143         GtkWidget *hbox;
144         GtkWidget *name_label;
145         GtkWidget *name_entry;
146         GtkWidget *cmd_label;
147         GtkWidget *cmd_entry;
148
149         GtkWidget *reg_hbox;
150         GtkWidget *btn_hbox;
151         GtkWidget *arrow;
152         GtkWidget *reg_btn;
153         GtkWidget *subst_btn;
154         GtkWidget *del_btn;
155
156         GtkWidget *cond_hbox;
157         GtkWidget *cond_scrolledwin;
158         GtkWidget *cond_list_view;
159
160         GtkWidget *help_button;
161
162         GtkWidget *btn_vbox;
163         GtkWidget *up_btn;
164         GtkWidget *down_btn;
165
166         debug_print("Creating actions configuration window...\n");
167
168         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
169
170         gtk_container_set_border_width(GTK_CONTAINER (window), 8);
171         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
172         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
173         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
174         gtk_window_set_default_size(GTK_WINDOW(window), 400, -1);
175
176         vbox = gtk_vbox_new(FALSE, 6);
177         gtk_widget_show(vbox);
178         gtk_container_add(GTK_CONTAINER(window), vbox);
179
180         gtkut_stock_button_set_create(&confirm_area, &ok_btn, GTK_STOCK_OK,
181                                       &cancel_btn, GTK_STOCK_CANCEL,
182                                       NULL, NULL);
183         gtk_widget_show(confirm_area);
184         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
185         gtk_widget_grab_default(ok_btn);
186
187         gtk_window_set_title(GTK_WINDOW(window), _("Actions configuration"));
188         g_signal_connect(G_OBJECT(window), "delete_event",
189                          G_CALLBACK(prefs_actions_deleted), NULL);
190         g_signal_connect(G_OBJECT(window), "key_press_event",
191                          G_CALLBACK(prefs_actions_key_pressed), NULL);
192         MANAGE_WINDOW_SIGNALS_CONNECT(window);
193         g_signal_connect(G_OBJECT(ok_btn), "clicked",
194                          G_CALLBACK(prefs_actions_ok), mainwin);
195         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
196                          G_CALLBACK(prefs_actions_cancel), NULL);
197
198         vbox1 = gtk_vbox_new(FALSE, 8);
199         gtk_widget_show(vbox1);
200         gtk_box_pack_start(GTK_BOX(vbox), vbox1, TRUE, TRUE, 0);
201         gtk_container_set_border_width(GTK_CONTAINER(vbox1), 2);
202
203         entry_vbox = gtk_vbox_new(FALSE, 4);
204         gtk_box_pack_start(GTK_BOX(vbox1), entry_vbox, FALSE, FALSE, 0);
205
206         hbox = gtk_hbox_new(FALSE, 8);
207         gtk_box_pack_start(GTK_BOX(entry_vbox), hbox, FALSE, FALSE, 0);
208
209         name_label = gtk_label_new(_("Menu name:"));
210         gtk_box_pack_start(GTK_BOX(hbox), name_label, FALSE, FALSE, 0);
211
212         name_entry = gtk_entry_new();
213         gtk_box_pack_start(GTK_BOX(hbox), name_entry, TRUE, TRUE, 0);
214
215         hbox = gtk_hbox_new(FALSE, 8);
216         gtk_box_pack_start(GTK_BOX(entry_vbox), hbox, TRUE, TRUE, 0);
217
218         cmd_label = gtk_label_new(_("Command line:"));
219         gtk_box_pack_start(GTK_BOX(hbox), cmd_label, FALSE, FALSE, 0);
220
221         cmd_entry = gtk_entry_new();
222         gtk_box_pack_start(GTK_BOX(hbox), cmd_entry, TRUE, TRUE, 0);
223
224         gtk_widget_show_all(entry_vbox);
225
226         /* register / substitute / delete */
227
228         reg_hbox = gtk_hbox_new(FALSE, 4);
229         gtk_widget_show(reg_hbox);
230         gtk_box_pack_start(GTK_BOX(vbox1), reg_hbox, FALSE, FALSE, 0);
231
232         arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
233         gtk_widget_show(arrow);
234         gtk_box_pack_start(GTK_BOX(reg_hbox), arrow, FALSE, FALSE, 0);
235         gtk_widget_set_size_request(arrow, -1, 16);
236
237         btn_hbox = gtk_hbox_new(TRUE, 4);
238         gtk_widget_show(btn_hbox);
239         gtk_box_pack_start(GTK_BOX(reg_hbox), btn_hbox, FALSE, FALSE, 0);
240
241         reg_btn = gtk_button_new_from_stock(GTK_STOCK_ADD);
242         gtk_widget_show(reg_btn);
243         gtk_box_pack_start(GTK_BOX(btn_hbox), reg_btn, FALSE, TRUE, 0);
244         g_signal_connect(G_OBJECT(reg_btn), "clicked",
245                          G_CALLBACK(prefs_actions_register_cb), NULL);
246
247         subst_btn = gtk_button_new_with_label(_(" Replace "));
248         gtk_widget_show(subst_btn);
249         gtk_box_pack_start(GTK_BOX(btn_hbox), subst_btn, FALSE, TRUE, 0);
250         g_signal_connect(G_OBJECT(subst_btn), "clicked",
251                          G_CALLBACK(prefs_actions_substitute_cb),
252                          NULL);
253
254         del_btn = gtk_button_new_from_stock(GTK_STOCK_REMOVE);
255         gtk_widget_show(del_btn);
256         gtk_box_pack_start(GTK_BOX(btn_hbox), del_btn, FALSE, TRUE, 0);
257         g_signal_connect(G_OBJECT(del_btn), "clicked",
258                          G_CALLBACK(prefs_actions_delete_cb), NULL);
259
260         help_button = gtk_button_new_with_label(_(" Syntax help "));
261         gtk_widget_show(help_button);
262         gtk_box_pack_end(GTK_BOX(reg_hbox), help_button, FALSE, FALSE, 0);
263         g_signal_connect(G_OBJECT(help_button), "clicked",
264                          G_CALLBACK(prefs_actions_help_cb), NULL);
265
266         cond_hbox = gtk_hbox_new(FALSE, 8);
267         gtk_widget_show(cond_hbox);
268         gtk_box_pack_start(GTK_BOX(vbox1), cond_hbox, TRUE, TRUE, 0);
269
270         cond_scrolledwin = gtk_scrolled_window_new(NULL, NULL);
271         gtk_widget_show(cond_scrolledwin);
272         gtk_widget_set_size_request(cond_scrolledwin, -1, 150);
273         gtk_box_pack_start(GTK_BOX(cond_hbox), cond_scrolledwin,
274                            TRUE, TRUE, 0);
275         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (cond_scrolledwin),
276                                        GTK_POLICY_AUTOMATIC,
277                                        GTK_POLICY_AUTOMATIC);
278
279         cond_list_view = prefs_actions_list_view_create();                                     
280         gtk_widget_show(cond_list_view);
281         gtk_container_add(GTK_CONTAINER (cond_scrolledwin), cond_list_view);
282
283         btn_vbox = gtk_vbox_new(FALSE, 8);
284         gtk_widget_show(btn_vbox);
285         gtk_box_pack_start(GTK_BOX(cond_hbox), btn_vbox, FALSE, FALSE, 0);
286
287         up_btn = gtk_button_new_from_stock(GTK_STOCK_GO_UP);
288         gtk_widget_show(up_btn);
289         gtk_box_pack_start(GTK_BOX(btn_vbox), up_btn, FALSE, FALSE, 0);
290         g_signal_connect(G_OBJECT(up_btn), "clicked",
291                          G_CALLBACK(prefs_actions_up), NULL);
292
293         down_btn = gtk_button_new_from_stock(GTK_STOCK_GO_DOWN);
294         gtk_widget_show(down_btn);
295         gtk_box_pack_start(GTK_BOX(btn_vbox), down_btn, FALSE, FALSE, 0);
296         g_signal_connect(G_OBJECT(down_btn), "clicked",
297                          G_CALLBACK(prefs_actions_down), NULL);
298
299         gtk_widget_show(window);
300
301         actions.window = window;
302         actions.ok_btn = ok_btn;
303
304         actions.name_entry = name_entry;
305         actions.cmd_entry  = cmd_entry;
306
307         actions.actions_list_view = cond_list_view;
308 }
309
310
311 void prefs_actions_read_config(void)
312 {
313         gchar *rcpath;
314         FILE *fp;
315         gchar buf[PREFSBUFSIZE];
316         gchar *act;
317
318         debug_print("Reading actions configurations...\n");
319
320         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, ACTIONS_RC, NULL);
321         if ((fp = fopen(rcpath, "rb")) == NULL) {
322                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
323                 g_free(rcpath);
324                 return;
325         }
326         g_free(rcpath);
327
328         while (prefs_common.actions_list != NULL) {
329                 act = (gchar *)prefs_common.actions_list->data;
330                 prefs_common.actions_list =
331                         g_slist_remove(prefs_common.actions_list, act);
332                 g_free(act);
333         }
334
335         while (fgets(buf, sizeof(buf), fp) != NULL) {
336                 const gchar *src_codeset = conv_get_locale_charset_str();
337                 const gchar *dest_codeset = CS_UTF_8;
338                 gchar *tmp;
339
340                 tmp = conv_codeset_strdup(buf, src_codeset, dest_codeset);
341                 if (!tmp) {
342                         g_warning("Faild to convert character set of action configuration\n");
343                         tmp = g_strdup(buf);
344                 }
345
346                 g_strchomp(tmp);
347                 act = strstr(tmp, ": ");
348                 if (act && act[2] && 
349                     action_get_type(&act[2]) != ACTION_ERROR)
350                         prefs_common.actions_list =
351                                 g_slist_append(prefs_common.actions_list,
352                                                tmp);
353                 else
354                         g_free(tmp);
355         }
356         fclose(fp);
357 }
358
359 void prefs_actions_write_config(void)
360 {
361         gchar *rcpath;
362         PrefFile *pfile;
363         GSList *cur;
364
365         debug_print("Writing actions configuration...\n");
366
367         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, ACTIONS_RC, NULL);
368         if ((pfile= prefs_write_open(rcpath)) == NULL) {
369                 g_warning("failed to write configuration to file\n");
370                 g_free(rcpath);
371                 return;
372         }
373
374         for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
375                 gchar *tmp = (gchar *)cur->data;
376                 const gchar *src_codeset = CS_UTF_8;
377                 const gchar *dest_codeset = conv_get_locale_charset_str();
378                 gchar *act;
379
380                 act = conv_codeset_strdup(tmp, src_codeset, dest_codeset);
381                 if (!act) {
382                         g_warning("Faild to convert character set of action configuration\n");
383                         act = g_strdup(act);
384                 }
385
386                 if (fputs(act, pfile->fp) == EOF ||
387                     fputc('\n', pfile->fp) == EOF) {
388                         FILE_OP_ERROR(rcpath, "fputs || fputc");
389                         prefs_file_close_revert(pfile);
390                         g_free(rcpath);
391                         return;
392                 }
393                 g_free(act);
394         }
395         
396         g_free(rcpath);
397
398         if (prefs_file_close(pfile) < 0) {
399                 g_warning("failed to write configuration to file\n");
400                 return;
401         }
402 }
403
404 static void prefs_actions_set_dialog(void)
405 {
406         GtkListStore *store;
407         GSList *cur;
408         GtkTreeSelection *selection;
409         GtkTreeIter iter;
410
411         store = GTK_LIST_STORE(gtk_tree_view_get_model
412                                 (GTK_TREE_VIEW(actions.actions_list_view)));
413         gtk_list_store_clear(store);
414
415         prefs_actions_list_view_insert_action(actions.actions_list_view,
416                                               NULL, _("New"), FALSE);
417
418         for (cur = prefs_common.actions_list; cur != NULL; cur = cur->next) {
419                 gchar *action = (gchar *) cur->data;
420                 
421                 prefs_actions_list_view_insert_action(actions.actions_list_view,
422                                                       NULL, action, TRUE);
423         }
424
425         /* select first entry */
426         selection = gtk_tree_view_get_selection
427                 (GTK_TREE_VIEW(actions.actions_list_view));
428         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store),
429                                           &iter))
430                 gtk_tree_selection_select_iter(selection, &iter);
431 }
432
433 static void prefs_actions_set_list(void)
434 {
435         gchar *action;
436         GtkTreeIter iter;
437         GtkListStore *store;
438         
439         g_slist_free(prefs_common.actions_list);
440         prefs_common.actions_list = NULL;
441
442         store = GTK_LIST_STORE(gtk_tree_view_get_model
443                                 (GTK_TREE_VIEW(actions.actions_list_view)));
444
445         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
446                 do {
447                         gchar *action;
448                         gboolean is_valid;
449
450                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
451                                            PREFS_ACTIONS_DATA, &action,
452                                            PREFS_ACTIONS_VALID, &is_valid,
453                                            -1);
454                         
455                         if (is_valid) 
456                                 prefs_common.actions_list = 
457                                         g_slist_append(prefs_common.actions_list,
458                                                        action);
459
460                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
461                                                   &iter));
462         }
463 }
464
465 #define GET_ENTRY(entry) \
466         entry_text = gtk_entry_get_text(GTK_ENTRY(entry))
467
468 static gint prefs_actions_clist_set_row(GtkTreeIter *row)
469 {
470         const gchar *entry_text;
471         gint len;
472         gchar action[PREFSBUFSIZE];
473         gchar *new_action;
474         GtkListStore *store;
475
476         store = GTK_LIST_STORE(gtk_tree_view_get_model
477                                 (GTK_TREE_VIEW(actions.actions_list_view)));
478         
479
480         GET_ENTRY(actions.name_entry);
481         if (entry_text[0] == '\0') {
482                 alertpanel_error(_("Menu name is not set."));
483                 return -1;
484         }
485
486         if (strchr(entry_text, ':')) {
487                 alertpanel_error(_("Colon ':' is not allowed in the menu name."));
488                 return -1;
489         }
490
491         strncpy(action, entry_text, PREFSBUFSIZE - 1);
492         g_strstrip(action);
493
494         /* Keep space for the ': ' delimiter */
495         len = strlen(action) + 2;
496         if (len >= PREFSBUFSIZE - 1) {
497                 alertpanel_error(_("Menu name is too long."));
498                 return -1;
499         }
500
501         strcat(action, ": ");
502
503         GET_ENTRY(actions.cmd_entry);
504
505         if (entry_text[0] == '\0') {
506                 alertpanel_error(_("Command line not set."));
507                 return -1;
508         }
509
510         if (len + strlen(entry_text) >= PREFSBUFSIZE - 1) {
511                 alertpanel_error(_("Menu name and command are too long."));
512                 return -1;
513         }
514
515         if (action_get_type(entry_text) == ACTION_ERROR) {
516                 alertpanel_error(_("The command\n%s\nhas a syntax error."), 
517                                  entry_text);
518                 return -1;
519         }
520
521         strcat(action, entry_text);
522
523         new_action = g_strdup(action);  
524         prefs_actions_list_view_insert_action(actions.actions_list_view,
525                                               row, new_action, TRUE);
526                                                 
527         prefs_actions_set_list();
528
529         return 0;
530 }
531
532 /* callback functions */
533
534 static void prefs_actions_register_cb(GtkWidget *w, gpointer data)
535 {
536         prefs_actions_clist_set_row(NULL);
537         modified = FALSE;
538 }
539
540 static void prefs_actions_substitute_cb(GtkWidget *w, gpointer data)
541 {
542         GtkTreeIter isel, inew;
543         GtkTreePath *path_sel, *path_new;
544         GtkTreeSelection *selection = gtk_tree_view_get_selection
545                                         (GTK_TREE_VIEW(actions.actions_list_view));
546         GtkTreeModel *model;                                    
547
548         if (!gtk_tree_selection_get_selected(selection, &model, &isel))
549                 return;
550         if (!gtk_tree_model_get_iter_first(model, &inew))
551                 return;
552
553         path_sel = gtk_tree_model_get_path(model, &isel);
554         path_new = gtk_tree_model_get_path(model, &inew);
555
556         if (path_sel && path_new 
557         &&  gtk_tree_path_compare(path_sel, path_new) != 0)
558                 prefs_actions_clist_set_row(&isel);
559
560         gtk_tree_path_free(path_sel);
561         gtk_tree_path_free(path_new);
562         modified = FALSE;
563 }
564
565 static void prefs_actions_delete_cb(GtkWidget *w, gpointer data)
566 {
567         GtkTreeIter sel;
568         GtkTreeModel *model;
569         gchar *action;
570
571         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
572                                 (GTK_TREE_VIEW(actions.actions_list_view)),
573                                 &model, &sel))
574                 return;                         
575
576         if (alertpanel(_("Delete action"),
577                        _("Do you really want to delete this action?"),
578                        GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
579                 return;
580
581         /* XXX: Here's the reason why we need to store the original 
582          * pointer: we search the slist for it. */
583         gtk_tree_model_get(model, &sel,
584                            PREFS_ACTIONS_DATA, &action,
585                            -1);
586         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
587
588         prefs_common.actions_list = g_slist_remove(prefs_common.actions_list,
589                                                    action);
590 }
591
592 static void prefs_actions_up(GtkWidget *w, gpointer data)
593 {
594         GtkTreePath *prev, *sel, *try;
595         GtkTreeIter isel;
596         GtkListStore *store;
597         GtkTreeIter iprev;
598         
599         if (!gtk_tree_selection_get_selected
600                 (gtk_tree_view_get_selection
601                         (GTK_TREE_VIEW(actions.actions_list_view)),
602                  (GtkTreeModel **) &store,      
603                  &isel))
604                 return;
605
606         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
607         if (!sel)
608                 return;
609         
610         /* no move if we're at row 0 or 1, looks phony, but other
611          * solutions are more convoluted... */
612         try = gtk_tree_path_copy(sel);
613         if (!gtk_tree_path_prev(try) || !gtk_tree_path_prev(try)) {
614                 gtk_tree_path_free(try);
615                 gtk_tree_path_free(sel);
616                 return;
617         }
618         gtk_tree_path_free(try);
619
620         prev = gtk_tree_path_copy(sel);         
621         if (!gtk_tree_path_prev(prev)) {
622                 gtk_tree_path_free(prev);
623                 gtk_tree_path_free(sel);
624                 return;
625         }
626
627         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
628                                 &iprev, prev);
629         gtk_tree_path_free(sel);
630         gtk_tree_path_free(prev);
631
632         gtk_list_store_swap(store, &iprev, &isel);
633         prefs_actions_set_list();
634 }
635
636 static void prefs_actions_down(GtkWidget *w, gpointer data)
637 {
638         GtkListStore *store;
639         GtkTreeIter next, sel;
640         GtkTreePath *try;
641         
642         if (!gtk_tree_selection_get_selected
643                 (gtk_tree_view_get_selection
644                         (GTK_TREE_VIEW(actions.actions_list_view)),
645                  (GtkTreeModel **) &store,
646                  &sel))
647                 return;
648
649         try = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &sel);
650         if (!try) 
651                 return;
652
653         /* no move when we're at row 0 */
654         if (!gtk_tree_path_prev(try)) {
655                 gtk_tree_path_free(try);
656                 return;
657         }
658         gtk_tree_path_free(try);
659
660         next = sel;
661         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next)) 
662                 return;
663
664         gtk_list_store_swap(store, &next, &sel);
665         prefs_actions_set_list();
666 }
667
668 static gint prefs_actions_deleted(GtkWidget *widget, GdkEventAny *event,
669                                   gpointer *data)
670 {
671         prefs_actions_cancel(widget, data);
672         return TRUE;
673 }
674
675 static gboolean prefs_actions_key_pressed(GtkWidget *widget, GdkEventKey *event,
676                                           gpointer data)
677 {
678         if (event && event->keyval == GDK_Escape)
679                 prefs_actions_cancel(widget, data);
680         else {
681                 GtkWidget *focused = gtkut_get_focused_child(
682                                         GTK_CONTAINER(widget));
683                 if (focused && GTK_IS_EDITABLE(focused)) {
684                         modified = TRUE;
685                 }
686         }
687         return FALSE;
688 }
689
690 static void prefs_actions_cancel(GtkWidget *w, gpointer data)
691 {
692         if (modified && alertpanel(_("Entry not saved"),
693                                  _("The entry was not saved. Close anyway?"),
694                                  _("Yes"), _("No"), NULL) != G_ALERTDEFAULT) {
695                 return;
696         }
697         modified = FALSE;
698         prefs_actions_read_config();
699         gtk_widget_hide(actions.window);
700         inc_unlock();
701 }
702
703 static void prefs_actions_ok(GtkWidget *widget, gpointer data)
704 {
705         MainWindow *mainwin = (MainWindow *) data;
706         GList *list;
707         GList *iter;
708         MessageView *msgview;
709         Compose *compose;
710
711         if (modified && alertpanel(_("Entry not saved"),
712                                  _("The entry was not saved. Close anyway?"),
713                                  _("Yes"), _("No"), NULL) != G_ALERTDEFAULT) {
714                 return;
715         }
716         modified = FALSE;
717         prefs_actions_write_config();
718
719         /* Update mainwindow actions menu */
720         main_window_update_actions_menu(mainwin);
721
722         /* Update separated message view actions menu */
723         list = messageview_get_msgview_list();
724         for (iter = list; iter; iter = iter->next) {
725                 msgview = (MessageView *) iter->data;
726                 messageview_update_actions_menu(msgview);
727         }
728
729         /* Update compose windows actions menu */
730         list = compose_get_compose_list();
731         for (iter = list; iter; iter = iter->next) {
732                 compose = (Compose *) iter->data;
733                 compose_update_actions_menu(compose);
734         }
735
736         gtk_widget_hide(actions.window);
737         inc_unlock();
738 }
739
740 /*
741  * Strings describing action format strings
742  * 
743  * When adding new lines, remember to put one string for each line
744  */
745 static gchar *actions_desc_strings[] = {
746         N_("MENU NAME:"), NULL,
747         "      ",   N_("Use / in menu name to make submenus."),
748         "", NULL,
749         N_("COMMAND LINE:"), NULL,
750         N_("Begin with:"), NULL,
751         "     |",   N_("to send message body or selection to command's standard input"),
752         "     >",   N_("to send user provided text to command's standard input"),
753         "     *",   N_("to send user provided hidden text to command's standard input"),
754         N_("End with:"), NULL, 
755         "     |",   N_("to replace message body or selection with command's standard output"),
756         "     >",   N_("to insert command's standard output without replacing old text"),
757         "     &",   N_("to run command asynchronously"),
758         N_("Use:"), NULL, 
759         "     %f",  N_("for the file of the selected message in RFC822/2822 format "),
760         "     %F",  N_("for the list of the files of the selected messages in RFC822/2822 format"),
761         "     %p",  N_("for the file of the selected decoded message MIME part"),
762         "     %u",  N_("for a user provided argument"),
763         "     %h",  N_("for a user provided hidden argument (e.g. password)"),
764         "     %s",  N_("for the text selection"),
765         "  %as{}",  N_("apply filtering actions between {} to selected messages"),
766         NULL
767 };
768
769
770 static DescriptionWindow actions_desc_win = { 
771         NULL, 
772         2,
773         N_("Description of symbols"),
774         actions_desc_strings
775 };
776
777
778 static void prefs_actions_help_cb(GtkWidget *w, gpointer data)
779 {
780         description_window_create(&actions_desc_win);
781 }
782
783 static GtkListStore* prefs_actions_create_data_store(void)
784 {
785         return gtk_list_store_new(N_PREFS_ACTIONS_COLUMNS,
786                                   G_TYPE_STRING,        
787                                   G_TYPE_POINTER,
788                                   G_TYPE_BOOLEAN,
789                                   -1);
790 }
791
792 static void prefs_actions_list_view_insert_action(GtkWidget *list_view,
793                                                   GtkTreeIter *row_iter,
794                                                   gchar *action,
795                                                   gboolean is_valid) 
796 {
797         GtkTreeIter iter;
798         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
799                                         (GTK_TREE_VIEW(list_view)));
800
801         if (row_iter == NULL) {
802                 /* append new */
803                 gtk_list_store_append(list_store, &iter);
804                 gtk_list_store_set(list_store, &iter,
805                                    PREFS_ACTIONS_STRING, action,
806                                    PREFS_ACTIONS_DATA, action,
807                                    PREFS_ACTIONS_VALID,  is_valid,
808                                    -1);
809         } else {
810                 /* change existing */
811                 gchar *old_action;
812
813                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
814                                    PREFS_ACTIONS_DATA, &old_action,
815                                    -1);
816                 
817                 g_free(old_action);                             
818                 gtk_list_store_set(list_store, row_iter,
819                                    PREFS_ACTIONS_STRING, action,
820                                    PREFS_ACTIONS_DATA, action,
821                                    -1);
822         }
823 }
824
825 static GtkWidget *prefs_actions_list_view_create(void)
826 {
827         GtkTreeView *list_view;
828         GtkTreeSelection *selector;
829         GtkTreeModel *model;
830
831         model = GTK_TREE_MODEL(prefs_actions_create_data_store());
832         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
833         g_object_unref(model);  
834         
835         gtk_tree_view_set_rules_hint(list_view, TRUE);
836         
837         selector = gtk_tree_view_get_selection(list_view);
838         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
839         gtk_tree_selection_set_select_function(selector, prefs_actions_selected,
840                                                NULL, NULL);
841
842         /* create the columns */
843         prefs_actions_create_list_view_columns(GTK_WIDGET(list_view));
844
845         return GTK_WIDGET(list_view);
846 }
847
848 static void prefs_actions_create_list_view_columns(GtkWidget *list_view)
849 {
850         GtkTreeViewColumn *column;
851         GtkCellRenderer *renderer;
852
853         renderer = gtk_cell_renderer_text_new();
854         column = gtk_tree_view_column_new_with_attributes
855                 (_("Current actions"),
856                  renderer,
857                  "text", PREFS_ACTIONS_STRING,
858                  NULL);
859         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);          
860 }
861
862 #define ENTRY_SET_TEXT(entry, str) \
863         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
864
865 static gboolean prefs_actions_selected(GtkTreeSelection *selector,
866                                        GtkTreeModel *model, 
867                                        GtkTreePath *path,
868                                        gboolean currently_selected,
869                                        gpointer data)
870 {
871         gchar *action;
872         gchar *cmd;
873         gchar buf[PREFSBUFSIZE];
874         GtkTreeIter iter;
875         gboolean is_valid;
876
877         if (currently_selected)
878                 return TRUE;
879
880         if (!gtk_tree_model_get_iter(model, &iter, path))
881                 return TRUE;
882
883         gtk_tree_model_get(model, &iter, 
884                            PREFS_ACTIONS_VALID,  &is_valid,
885                            PREFS_ACTIONS_DATA, &action,
886                            -1);
887         if (!is_valid) {
888                 ENTRY_SET_TEXT(actions.name_entry, "");
889                 ENTRY_SET_TEXT(actions.cmd_entry, "");
890                 return TRUE;
891         }
892         
893         strncpy(buf, action, PREFSBUFSIZE - 1);
894         buf[PREFSBUFSIZE - 1] = 0x00;
895         cmd = strstr(buf, ": ");
896
897         if (cmd && cmd[2])
898                 ENTRY_SET_TEXT(actions.cmd_entry, &cmd[2]);
899         else
900                 return;
901
902         *cmd = 0x00;
903         ENTRY_SET_TEXT(actions.name_entry, buf);
904
905         return TRUE;
906 }
907