better support for mime/digest
[claws.git] / src / foldersel.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2001 Hiroyuki Yamamoto
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 #include "defs.h"
21
22 #include <glib.h>
23 #include <gdk/gdkkeysyms.h>
24 #include <gtk/gtkmain.h>
25 #include <gtk/gtkwidget.h>
26 #include <gtk/gtkctree.h>
27 #include <gtk/gtkwindow.h>
28 #include <gtk/gtkvbox.h>
29 #include <gtk/gtkscrolledwindow.h>
30 #include <gtk/gtkentry.h>
31 #include <gtk/gtkhbbox.h>
32 #include <gtk/gtksignal.h>
33 #include <stdio.h>
34 #include <unistd.h>
35 #include <string.h>
36 #include <sys/stat.h>
37 #include <sys/types.h>
38 #include <fcntl.h>
39 #include <errno.h>
40
41 #include "intl.h"
42 #include "main.h"
43 #include "utils.h"
44 #include "gtkutils.h"
45 #include "stock_pixmap.h"
46 #include "foldersel.h"
47 #include "alertpanel.h"
48 #include "manage_window.h"
49 #include "folder.h"
50
51 static GdkPixmap *folderxpm;
52 static GdkBitmap *folderxpmmask;
53 static GdkPixmap *folderopenxpm;
54 static GdkBitmap *folderopenxpmmask;
55
56 static GtkWidget *window;
57 static GtkWidget *ctree;
58 static GtkWidget *entry;
59 static GtkWidget *ok_button;
60 static GtkWidget *cancel_button;
61
62 static FolderItem *folder_item;
63
64 static gboolean cancelled;
65
66 static void foldersel_create(void);
67 static void foldersel_init(void);
68 static void foldersel_set_tree(Folder *cur_folder);
69 static void foldersel_selected(GtkCList *clist, gint row, gint column,
70                                GdkEvent *event, gpointer data);
71
72 static void foldersel_ok(GtkButton *button, gpointer data);
73 static void foldersel_cancel(GtkButton *button, gpointer data);
74 static void foldersel_activated(void);
75 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data);
76 static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data);
77
78 FolderItem *foldersel_folder_sel(Folder *cur_folder,
79                                  const gchar *default_folder)
80 {
81         GtkCTreeNode *node;
82
83         if (!window) {
84                 foldersel_create();
85                 foldersel_init();
86         } else
87                 gtk_widget_show(window);
88         manage_window_set_transient(GTK_WINDOW(window));
89
90         foldersel_set_tree(cur_folder);
91
92         if (folder_item) {
93                 node = gtk_ctree_find_by_row_data
94                         (GTK_CTREE(ctree), NULL, folder_item);
95                 if (node) {
96                         gint row;
97
98                         row = gtkut_ctree_get_nth_from_node
99                                 (GTK_CTREE(ctree), node);
100                         gtk_clist_select_row(GTK_CLIST(ctree), row, -1);
101                         gtkut_clist_set_focus_row(GTK_CLIST(ctree), row);
102                         gtk_ctree_node_moveto(GTK_CTREE(ctree), node, -1,
103                                               0.5, 0);
104                 }
105         }
106         gtk_widget_grab_focus(ok_button);
107         gtk_widget_grab_focus(ctree);
108
109         cancelled = FALSE;
110
111         gtk_main();
112
113         gtk_widget_hide(window);
114         gtk_entry_set_text(GTK_ENTRY(entry), "");
115         gtk_clist_clear(GTK_CLIST(ctree));
116
117         if (!cancelled && folder_item && folder_item->path)
118                 return folder_item;
119         else
120                 return NULL;
121 }
122
123 static void foldersel_create(void)
124 {
125         GtkWidget *vbox;
126         GtkWidget *scrolledwin;
127         GtkWidget *confirm_area;
128
129         window = gtk_window_new(GTK_WINDOW_DIALOG);
130         gtk_window_set_title(GTK_WINDOW(window), _("Select folder"));
131         gtk_widget_set_usize(window, 300, 400);
132         gtk_container_set_border_width(GTK_CONTAINER(window), BORDER_WIDTH);
133         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
134         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
135         gtk_window_set_policy(GTK_WINDOW(window), TRUE, TRUE, TRUE);
136         gtk_signal_connect(GTK_OBJECT(window), "delete_event",
137                            GTK_SIGNAL_FUNC(delete_event), NULL);
138         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
139                            GTK_SIGNAL_FUNC(key_pressed), NULL);
140         gtk_signal_connect(GTK_OBJECT(window), "focus_in_event",
141                            GTK_SIGNAL_FUNC(manage_window_focus_in), NULL);
142         gtk_signal_connect(GTK_OBJECT(window), "focus_out_event",
143                            GTK_SIGNAL_FUNC(manage_window_focus_out), NULL);
144
145         vbox = gtk_vbox_new(FALSE, 4);
146         gtk_container_add(GTK_CONTAINER(window), vbox);
147
148         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
149         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
150                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
151         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
152
153         ctree = gtk_ctree_new(1, 0);
154         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
155                                             GTK_CLIST(ctree)->vadjustment);
156         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
157         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
158         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
159         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
160                                      GTK_CTREE_EXPANDER_SQUARE);
161         gtk_ctree_set_indent(GTK_CTREE(ctree), CTREE_INDENT);
162         GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[0].button,
163                                GTK_CAN_FOCUS);
164         /* gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
165                            GTK_SIGNAL_FUNC(foldersel_selected), NULL); */
166         gtk_signal_connect(GTK_OBJECT(ctree), "select_row",
167                            GTK_SIGNAL_FUNC(foldersel_selected), NULL);
168
169         entry = gtk_entry_new();
170         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
171         gtk_signal_connect(GTK_OBJECT(entry), "activate",
172                            GTK_SIGNAL_FUNC(foldersel_activated), NULL);
173
174         gtkut_button_set_create(&confirm_area,
175                                 &ok_button,     _("OK"),
176                                 &cancel_button, _("Cancel"),
177                                 NULL, NULL);
178
179         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
180         gtk_widget_grab_default(ok_button);
181
182         gtk_signal_connect(GTK_OBJECT(ok_button), "clicked",
183                            GTK_SIGNAL_FUNC(foldersel_ok), NULL);
184         gtk_signal_connect(GTK_OBJECT(cancel_button), "clicked",
185                            GTK_SIGNAL_FUNC(foldersel_cancel), NULL);
186
187         gtk_widget_show_all(window);
188 }
189
190 static void foldersel_init(void)
191 {
192         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE,
193                          &folderxpm, &folderxpmmask);
194         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN,
195                          &folderopenxpm, &folderopenxpmmask);
196 }
197
198 static gboolean foldersel_gnode_func(GtkCTree *ctree, guint depth,
199                                      GNode *gnode, GtkCTreeNode *cnode,
200                                      gpointer data)
201 {
202         FolderItem *item = FOLDER_ITEM(gnode->data);
203
204         gtk_ctree_node_set_row_data(ctree, cnode, item);
205         gtk_ctree_set_node_info(ctree, cnode, item->name,
206                                 FOLDER_SPACING,
207                                 folderxpm, folderxpmmask,
208                                 folderopenxpm, folderopenxpmmask,
209                                 FALSE, FALSE);
210
211         return TRUE;
212 }
213
214 static void foldersel_expand_func(GtkCTree *ctree, GtkCTreeNode *node,
215                                   gpointer data)
216 {
217         if (GTK_CTREE_ROW(node)->children)
218                 gtk_ctree_expand(ctree, node);
219 }
220
221 static void foldersel_set_tree(Folder *cur_folder)
222 {
223         Folder *folder;
224         GtkCTreeNode *node;
225         GList *list;
226
227         list = folder_get_list();
228
229         gtk_clist_freeze(GTK_CLIST(ctree));
230
231         for (; list != NULL; list = list->next) {
232                 folder = FOLDER(list->data);
233                 g_return_if_fail(folder != NULL);
234
235                 if (folder->type == F_NEWS) continue;
236                 if (cur_folder) {
237                         if (cur_folder->type != folder->type) continue;
238                         if (cur_folder->type == F_IMAP) {
239                                 if (cur_folder->account != folder->account)
240                                         continue;
241                         }
242                 }
243
244                 node = gtk_ctree_insert_gnode(GTK_CTREE(ctree), NULL, NULL,
245                                               folder->node,
246                                               foldersel_gnode_func,
247                                               NULL);
248                 gtk_ctree_sort_recursive(GTK_CTREE(ctree), node);
249                 gtk_ctree_pre_recursive(GTK_CTREE(ctree), node,
250                                         foldersel_expand_func,
251                                         NULL);
252         }
253
254         gtk_clist_thaw(GTK_CLIST(ctree));
255 }
256
257 static void foldersel_selected(GtkCList *clist, gint row, gint column,
258                                GdkEvent *event, gpointer data)
259 {
260         FolderItem *item;
261         GdkEventButton *ev = (GdkEventButton *)event;
262
263         item = gtk_clist_get_row_data(clist, row);
264         if (item) gtk_entry_set_text(GTK_ENTRY(entry),
265                                      item->path ? item->path : "");
266
267         if (ev && GDK_2BUTTON_PRESS == ev->type)
268                 gtk_button_clicked(GTK_BUTTON(ok_button));
269 }
270
271 static void foldersel_ok(GtkButton *button, gpointer data)
272 {
273         GList *list;
274
275         list = GTK_CLIST(ctree)->selection;
276         if (list)
277                 folder_item = gtk_ctree_node_get_row_data
278                         (GTK_CTREE(ctree), GTK_CTREE_NODE(list->data));
279
280         gtk_main_quit();
281 }
282
283 static void foldersel_cancel(GtkButton *button, gpointer data)
284 {
285         cancelled = TRUE;
286         gtk_main_quit();
287 }
288
289 static void foldersel_activated(void)
290 {
291         gtk_button_clicked(GTK_BUTTON(ok_button));
292 }
293
294 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
295 {
296         foldersel_cancel(NULL, NULL);
297         return TRUE;
298 }
299
300 static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
301 {
302         if (event && event->keyval == GDK_Escape)
303                 foldersel_cancel(NULL, NULL);
304 }