* Fixes NB#85924, fixes a crash when changing SMTP settings while sending messags
[modest] / src / maemo / modest-account-view-window.c
1 /* Copyright (c) 2006, Nokia Corporation
2  * All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  * * Redistributions of source code must retain the above copyright
9  *   notice, this list of conditions and the following disclaimer.
10  * * Redistributions in binary form must reproduce the above copyright
11  *   notice, this list of conditions and the following disclaimer in the
12  *   documentation and/or other materials provided with the distribution.
13  * * Neither the name of the Nokia Corporation nor the names of its
14  *   contributors may be used to endorse or promote products derived from
15  *   this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29
30 #include <glib/gi18n.h>
31 #include <gtk/gtk.h>
32
33 #include <widgets/modest-account-view-window.h>
34 #include <widgets/modest-account-view.h>
35
36 #include <modest-runtime.h>
37 #include "modest-platform.h"
38 #include <modest-account-mgr-helpers.h>
39 #include <string.h>
40 #include "modest-tny-platform-factory.h"
41 #include "easysetup/modest-easysetup-wizard-dialog.h"
42 #include "modest-account-settings-dialog.h"
43 #include <modest-utils.h>
44 #include "widgets/modest-ui-constants.h"
45
46 /* 'private'/'protected' functions */
47 static void                            modest_account_view_window_class_init   (ModestAccountViewWindowClass *klass);
48 static void                            modest_account_view_window_init         (ModestAccountViewWindow *obj);
49 static void                            modest_account_view_window_finalize     (GObject *obj);
50
51 /* list my signals */
52 enum {
53         /* MY_SIGNAL_1, */
54         /* MY_SIGNAL_2, */
55         LAST_SIGNAL
56 };
57
58 typedef struct _ModestAccountViewWindowPrivate ModestAccountViewWindowPrivate;
59 struct _ModestAccountViewWindowPrivate {
60         GtkWidget           *new_button;
61         GtkWidget           *edit_button;
62         GtkWidget           *delete_button;
63         GtkWidget           *close_button;
64         ModestAccountView   *account_view;
65         guint acc_removed_handler;
66 };
67 #define MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
68                                                         MODEST_TYPE_ACCOUNT_VIEW_WINDOW, \
69                                                         ModestAccountViewWindowPrivate))
70 /* globals */
71 static GtkDialogClass *parent_class = NULL;
72
73 /* uncomment the following if you have defined any signals */
74 /* static guint signals[LAST_SIGNAL] = {0}; */
75
76 GType
77 modest_account_view_window_get_type (void)
78 {
79         static GType my_type = 0;
80         if (!my_type) {
81                 static const GTypeInfo my_info = {
82                         sizeof(ModestAccountViewWindowClass),
83                         NULL,           /* base init */
84                         NULL,           /* base finalize */
85                         (GClassInitFunc) modest_account_view_window_class_init,
86                         NULL,           /* class finalize */
87                         NULL,           /* class data */
88                         sizeof(ModestAccountViewWindow),
89                         1,              /* n_preallocs */
90                         (GInstanceInitFunc) modest_account_view_window_init,
91                         NULL
92                 };
93                 my_type = g_type_register_static (GTK_TYPE_DIALOG,
94                                                   "ModestAccountViewWindow",
95                                                   &my_info, 0);
96         }
97         return my_type;
98 }
99
100 static void
101 modest_account_view_window_class_init (ModestAccountViewWindowClass *klass)
102 {
103         GObjectClass *gobject_class;
104         gobject_class = (GObjectClass*) klass;
105
106         parent_class            = g_type_class_peek_parent (klass);
107         gobject_class->finalize = modest_account_view_window_finalize;
108
109         g_type_class_add_private (gobject_class, sizeof(ModestAccountViewWindowPrivate));
110 }
111
112 static void
113 modest_account_view_window_finalize (GObject *self)
114 {
115         ModestAccountViewWindowPrivate *priv;
116         ModestAccountMgr *mgr;
117         
118         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (self);
119         mgr = modest_runtime_get_account_mgr ();
120
121         if (g_signal_handler_is_connected (mgr, priv->acc_removed_handler))
122                 g_signal_handler_disconnect (mgr, priv->acc_removed_handler);
123         priv->acc_removed_handler = 0;
124
125         G_OBJECT_CLASS(parent_class)->finalize (self);
126 }
127
128
129 static void
130 on_selection_changed (GtkTreeSelection *sel, ModestAccountViewWindow *self)
131 {
132         ModestAccountViewWindowPrivate *priv;
133         GtkTreeModel                   *model;
134         GtkTreeIter                     iter;
135         gboolean                        has_selection;
136         
137         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
138
139         has_selection =
140                 gtk_tree_selection_get_selected (sel, &model, &iter);
141
142         /* Set the status of the buttons */
143         gtk_widget_set_sensitive (priv->edit_button, has_selection);
144         gtk_widget_set_sensitive (priv->delete_button, has_selection);
145 }
146
147 /** Check whether any connections are active, and cancel them if 
148  * the user wishes.
149  * Returns TRUE is there was no problem, 
150  * or if an operation was cancelled so we can continue.
151  * Returns FALSE if the user chose to cancel his request instead.
152  */
153 static gboolean
154 check_for_active_account (ModestAccountViewWindow *self, const gchar* account_name)
155 {
156         ModestTnySendQueue *send_queue;
157         ModestTnyAccountStore *acc_store;
158         ModestMailOperationQueue* queue;
159         TnyConnectionStatus store_conn_status;
160         TnyAccount *store_account = NULL, *transport_account = NULL;
161         gboolean retval = TRUE, sending = FALSE;
162
163         acc_store = modest_runtime_get_account_store ();
164         queue = modest_runtime_get_mail_operation_queue ();
165
166         store_account = 
167                 modest_tny_account_store_get_server_account (acc_store,
168                                                              account_name,
169                                                              TNY_ACCOUNT_TYPE_STORE);
170
171         /* This could happen if the account was deleted before the
172            call to this function */
173         if (!store_account)
174                 return FALSE;
175
176         transport_account = 
177                 modest_tny_account_store_get_server_account (acc_store,
178                                                              account_name,
179                                                              TNY_ACCOUNT_TYPE_TRANSPORT);
180
181         /* This could happen if the account was deleted before the
182            call to this function */
183         if (!transport_account) {
184                 g_object_unref (store_account);
185                 return FALSE;
186         }
187
188         /* If the transport account was not used yet, then the send
189            queue could not exist (it's created on demand) */
190         send_queue = modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT (transport_account), FALSE);
191         if (send_queue)
192                 sending = modest_tny_send_queue_sending_in_progress (send_queue);
193
194         store_conn_status = tny_account_get_connection_status (store_account);
195         if (store_conn_status == TNY_CONNECTION_STATUS_CONNECTED || sending) {
196                 gint response;
197
198                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (self), 
199                                                                 _("emev_nc_disconnect_account"));
200                 if (response == GTK_RESPONSE_OK) {
201                         retval = TRUE;
202                 } else {
203                         retval = FALSE;
204                 }
205         }
206
207         if (retval) {
208
209                 /* FIXME: We should only cancel those of this account */
210                 modest_mail_operation_queue_cancel_all (queue);
211
212                 /* Also disconnect the account */
213                 if ((tny_account_get_connection_status (store_account) != TNY_CONNECTION_STATUS_DISCONNECTED) &&
214                     (tny_account_get_connection_status (store_account) != TNY_CONNECTION_STATUS_DISCONNECTED_BROKEN)) {
215                         tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (store_account),
216                                                       FALSE, NULL, NULL);
217                 }
218                 if (sending) {
219                         tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (transport_account),
220                                                       FALSE, NULL, NULL);
221                 }
222         }
223                 
224         /* Frees */
225         g_object_unref (store_account);
226         g_object_unref (transport_account);
227         
228         return retval;
229 }
230
231 static void
232 on_delete_button_clicked (GtkWidget *button, ModestAccountViewWindow *self)
233 {
234         ModestAccountViewWindowPrivate *priv;
235         ModestAccountMgr *account_mgr;
236         gchar *account_title = NULL, *account_name = NULL;
237         
238         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
239
240         account_mgr = modest_runtime_get_account_mgr(); 
241         account_name = modest_account_view_get_selected_account (priv->account_view);
242         if(!account_name)
243                 return;
244
245         account_title = modest_account_mgr_get_display_name(account_mgr, account_name);
246         /* This could happen if the account is being deleted */
247         if (!account_title)
248                 return;
249         
250         if (check_for_active_account (self, account_name)) {
251                 /* The warning text depends on the account type: */
252                 gchar *txt = NULL;      
253                 gint response;
254                 
255                 if (modest_account_mgr_get_store_protocol (account_mgr, account_name) 
256                     == MODEST_PROTOCOL_STORE_POP) {
257                                 txt = g_strdup_printf (_("emev_nc_delete_mailbox"), 
258                                                        account_title);
259                 } else {
260                         txt = g_strdup_printf (_("emev_nc_delete_mailboximap"), 
261                                                account_title);
262                 }
263                 
264                 response = modest_platform_run_confirmation_dialog (GTK_WINDOW (self), txt);
265                 g_free (txt);
266                 txt = NULL;
267                 
268                 if (response == GTK_RESPONSE_OK) {
269                         /* Remove account. If it succeeds then it also removes
270                            the account from the ModestAccountView: */                             
271                         gboolean is_default = FALSE;
272                         gchar *default_account_name = modest_account_mgr_get_default_account (account_mgr);
273                         if (default_account_name && (strcmp (default_account_name, account_name) == 0))
274                                 is_default = TRUE;
275                         g_free (default_account_name);
276                         
277                                 gboolean removed = modest_account_mgr_remove_account (account_mgr, account_name);
278                                 if (!removed) {
279                                         g_warning ("%s: modest_account_mgr_remove_account() failed.\n", __FUNCTION__);
280                                 }
281
282                 }
283                 g_free (account_title);
284         }               
285         g_free (account_name);
286 }
287
288 static void
289 on_account_settings_dialog_response (GtkDialog *dialog,
290                                      gint response,
291                                      gpointer user_data)
292 {
293         TnyAccount *store_account = NULL;
294         gchar* account_name = NULL;
295         ModestAccountViewWindowPrivate *priv = NULL;
296
297         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
298         account_name = modest_account_view_get_selected_account (priv->account_view);
299         store_account = modest_tny_account_store_get_server_account (modest_runtime_get_account_store (),
300                                                                      account_name,
301                                                                      TNY_ACCOUNT_TYPE_STORE);
302        
303         /* Reconnect the store account, no need to reconnect the
304            transport account because it will connect when needed */
305         if (tny_account_get_connection_status (store_account) == 
306             TNY_CONNECTION_STATUS_DISCONNECTED)
307                 tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (store_account),
308                                               TRUE, NULL, NULL);
309
310         /* Disconnect this handler */
311         g_signal_handlers_disconnect_by_func (dialog, on_account_settings_dialog_response, user_data);
312
313         /* Free */
314         g_free (account_name);
315 }
316
317 static void
318 on_edit_button_clicked (GtkWidget *button, ModestAccountViewWindow *self)
319 {
320         ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (self);
321         
322         gchar* account_name = modest_account_view_get_selected_account (priv->account_view);
323         if (!account_name)
324                 return;
325                 
326         /* Check whether any connections are active, and cancel them if 
327          * the user wishes.
328          */
329         if (check_for_active_account (self, account_name)) {
330                 GtkWidget *dialog = modest_tny_account_store_show_account_settings_dialog (modest_runtime_get_account_store (), account_name);
331                 
332                 /* When the dialog is closed, reconnect */
333                 g_signal_connect (dialog, "response", 
334                                   G_CALLBACK (on_account_settings_dialog_response), 
335                                   self);
336         }
337         
338         g_free (account_name);
339 }
340
341 static void
342 on_wizard_response (GtkDialog *dialog, 
343                     gint response, 
344                     gpointer user_data)
345 {       
346         /* The response has already been handled by the wizard dialog itself,
347          * creating the new account.
348          */      
349         if (dialog)
350                 gtk_widget_destroy (GTK_WIDGET (dialog));
351
352         /* Re-focus the account list view widget */
353         if (MODEST_IS_ACCOUNT_VIEW_WINDOW (user_data)) {
354                 ModestAccountViewWindowPrivate *priv;
355                 priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
356                 gtk_widget_grab_focus (GTK_WIDGET (priv->account_view));
357         }
358 }
359
360 static void
361 on_new_button_clicked (GtkWidget *button, ModestAccountViewWindow *self)
362 {
363         GtkDialog *wizard;
364         GtkWindow *dialog;
365
366         /* Show the easy-setup wizard: */       
367         dialog = modest_window_mgr_get_modal (modest_runtime_get_window_mgr());
368         if (dialog && MODEST_IS_EASYSETUP_WIZARD_DIALOG(dialog)) {
369                 /* old wizard is active already; 
370                  */
371                 gtk_window_present (dialog);
372                 return;
373         }
374         
375         /* there is no such wizard yet */
376         wizard = GTK_DIALOG (modest_easysetup_wizard_dialog_new ());
377         modest_window_mgr_set_modal (modest_runtime_get_window_mgr(), 
378                                      GTK_WINDOW (wizard));
379
380         /* if there is already another modal dialog, make it non-modal */
381         if (dialog)
382                 gtk_window_set_modal (GTK_WINDOW(dialog), FALSE);
383         
384         gtk_window_set_modal (GTK_WINDOW (wizard), TRUE);
385         gtk_window_set_transient_for (GTK_WINDOW (wizard), GTK_WINDOW (self));
386         /* Destroy the dialog when it is closed: */
387         g_signal_connect (G_OBJECT (wizard), "response", G_CALLBACK
388                           (on_wizard_response), self);
389         gtk_widget_show (GTK_WIDGET (wizard));
390 }
391
392
393 static void
394 on_close_button_clicked (GtkWidget *button, gpointer user_data)
395 {               
396         ModestAccountViewWindow *self = MODEST_ACCOUNT_VIEW_WINDOW (user_data);
397
398         gtk_dialog_response (GTK_DIALOG (self), GTK_RESPONSE_OK);
399 }
400
401 static GtkWidget*
402 button_box_new (ModestAccountViewWindow *self)
403 {
404         ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
405         
406         GtkWidget *button_box = gtk_hbutton_box_new ();
407         gtk_button_box_set_spacing (GTK_BUTTON_BOX (button_box), 6);
408         gtk_button_box_set_layout (GTK_BUTTON_BOX (button_box), 
409                                    GTK_BUTTONBOX_START);
410         
411         priv->new_button     = gtk_button_new_from_stock(_("mcen_bd_new"));
412         priv->edit_button = gtk_button_new_with_label(_("mcen_bd_edit"));
413         priv->delete_button  = gtk_button_new_from_stock(_("mcen_bd_delete"));
414         priv->close_button    = gtk_button_new_from_stock(_("mcen_bd_close"));
415         
416         g_signal_connect (G_OBJECT(priv->new_button), "clicked",
417                           G_CALLBACK(on_new_button_clicked),
418                           self);
419         g_signal_connect (G_OBJECT(priv->delete_button), "clicked",
420                           G_CALLBACK(on_delete_button_clicked),
421                           self);
422         g_signal_connect (G_OBJECT(priv->edit_button), "clicked",
423                           G_CALLBACK(on_edit_button_clicked),
424                           self);
425         g_signal_connect (G_OBJECT(priv->close_button), "clicked",
426                           G_CALLBACK(on_close_button_clicked),
427                           self);
428
429         gtk_box_pack_start (GTK_BOX(button_box), priv->new_button, FALSE, FALSE,2);
430         gtk_box_pack_start (GTK_BOX(button_box), priv->edit_button, FALSE, FALSE,2);
431         gtk_box_pack_start (GTK_BOX(button_box), priv->delete_button, FALSE, FALSE,2);
432         gtk_box_pack_start (GTK_BOX(button_box), priv->close_button, FALSE, FALSE,2);
433
434         /* Should has been created by window_vbox_new */
435         if (priv->account_view) {
436                 GtkTreeSelection *sel;
437                 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(priv->account_view));
438                 if (gtk_tree_selection_count_selected_rows (sel) == 0) {
439                         gtk_widget_set_sensitive (priv->edit_button, FALSE);
440                         gtk_widget_set_sensitive (priv->delete_button, FALSE);  
441                 }
442         }
443
444         gtk_widget_show_all (button_box);
445         return button_box;
446 }
447
448 static GtkWidget*
449 window_vbox_new (ModestAccountViewWindow *self)
450 {
451         ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
452
453         GtkWidget *main_vbox     = gtk_vbox_new (FALSE, 6);
454         GtkWidget *main_hbox     = gtk_hbox_new (FALSE, 6);
455         
456         priv->account_view = modest_account_view_new (modest_runtime_get_account_mgr());
457
458         /* Only force the height, the width of the widget will depend
459            on the size of the column titles */
460         gtk_widget_set_size_request (GTK_WIDGET(priv->account_view), -1, 400);
461         gtk_widget_show (GTK_WIDGET (priv->account_view));
462
463         GtkTreeSelection *sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(priv->account_view));
464         g_signal_connect (G_OBJECT(sel), "changed",  G_CALLBACK(on_selection_changed),
465                           self);
466                           
467         GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL);
468         gtk_container_set_border_width (GTK_CONTAINER (scrolled_window), MODEST_MARGIN_DEFAULT);
469         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_NEVER, 
470                 GTK_POLICY_AUTOMATIC);
471         gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (priv->account_view));
472         gtk_widget_show (GTK_WIDGET (scrolled_window));
473         
474         gtk_box_pack_start (GTK_BOX(main_hbox), GTK_WIDGET(scrolled_window), TRUE, TRUE, 2);
475         
476         gtk_box_pack_start (GTK_BOX(main_vbox), main_hbox, TRUE, TRUE, 2);
477         gtk_widget_show (GTK_WIDGET (main_hbox));
478         gtk_widget_show (GTK_WIDGET (main_vbox));
479
480         return main_vbox;
481 }
482
483
484 static void
485 modest_account_view_window_init (ModestAccountViewWindow *self)
486 {
487         ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
488
489         priv->acc_removed_handler = 0;
490 }
491
492 static void
493 on_account_removed (ModestAccountMgr *acc_mgr, 
494                     const gchar *account,
495                     gpointer user_data)
496 {
497         ModestAccountViewWindowPrivate *priv;
498
499         /* If there is no account left then close the window */
500         if (!modest_account_mgr_has_accounts (acc_mgr, TRUE)) {
501                 gboolean ret_value;
502                 g_signal_emit_by_name (G_OBJECT (user_data), "delete-event", NULL, &ret_value);
503         } else {                
504                 /* Re-focus the account list view widget */
505                 priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
506                 gtk_widget_grab_focus (GTK_WIDGET (priv->account_view));
507         }
508 }
509
510 GtkWidget*
511 modest_account_view_window_new (void)
512 {
513         GObject *self = g_object_new(MODEST_TYPE_ACCOUNT_VIEW_WINDOW, NULL);
514         ModestAccountViewWindowPrivate *priv;
515         ModestAccountMgr *account_mgr = modest_runtime_get_account_mgr ();
516
517         /* Add widgets */
518         gtk_box_pack_start (GTK_BOX((GTK_DIALOG (self)->vbox)), 
519                             window_vbox_new (MODEST_ACCOUNT_VIEW_WINDOW (self)), 
520                             TRUE, TRUE, 2);
521         
522         gtk_box_pack_start (GTK_BOX((GTK_DIALOG (self)->action_area)), 
523                             button_box_new (MODEST_ACCOUNT_VIEW_WINDOW (self)), 
524                             TRUE, TRUE, 2);
525
526         gtk_window_set_title (GTK_WINDOW (self), _("mcen_ti_emailsetup_accounts"));
527
528         /* Connect signals */
529         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
530         priv->acc_removed_handler = g_signal_connect (G_OBJECT(account_mgr), "account_removed",
531                                                       G_CALLBACK (on_account_removed), self);
532         
533         return GTK_WIDGET (self);
534 }