Fixes NB#132390, added a couple of extra checks to prevent invalid dereferences
[modest] / src / hildon2 / 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-ui-actions.h"
38 #include "modest-platform.h"
39 #include "modest-text-utils.h"
40 #include "modest-account-protocol.h"
41 #include <modest-account-mgr-helpers.h>
42 #include <string.h>
43 #include "modest-tny-platform-factory.h"
44 #include "modest-easysetup-wizard-dialog.h"
45 #include "modest-account-settings-dialog.h"
46 #include <modest-utils.h>
47 #include "widgets/modest-ui-constants.h"
48 #include <hildon/hildon-pannable-area.h>
49
50 /* 'private'/'protected' functions */
51 static void                            modest_account_view_window_class_init   (ModestAccountViewWindowClass *klass);
52 static void                            modest_account_view_window_init         (ModestAccountViewWindow *obj);
53 static void                            modest_account_view_window_finalize     (GObject *obj);
54
55 /* list my signals */
56 enum {
57         /* MY_SIGNAL_1, */
58         /* MY_SIGNAL_2, */
59         LAST_SIGNAL
60 };
61
62 typedef struct _ModestAccountViewWindowPrivate ModestAccountViewWindowPrivate;
63 struct _ModestAccountViewWindowPrivate {
64         GtkWidget           *edit_button;
65         ModestAccountView   *account_view;
66         guint acc_removed_handler;
67 };
68 #define MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
69                                                         MODEST_TYPE_ACCOUNT_VIEW_WINDOW, \
70                                                         ModestAccountViewWindowPrivate))
71 /* globals */
72 static GtkDialogClass *parent_class = NULL;
73
74 /* uncomment the following if you have defined any signals */
75 /* static guint signals[LAST_SIGNAL] = {0}; */
76
77 GType
78 modest_account_view_window_get_type (void)
79 {
80         static GType my_type = 0;
81         if (!my_type) {
82                 static const GTypeInfo my_info = {
83                         sizeof(ModestAccountViewWindowClass),
84                         NULL,           /* base init */
85                         NULL,           /* base finalize */
86                         (GClassInitFunc) modest_account_view_window_class_init,
87                         NULL,           /* class finalize */
88                         NULL,           /* class data */
89                         sizeof(ModestAccountViewWindow),
90                         1,              /* n_preallocs */
91                         (GInstanceInitFunc) modest_account_view_window_init,
92                         NULL
93                 };
94                 my_type = g_type_register_static (GTK_TYPE_DIALOG,
95                                                   "ModestAccountViewWindow",
96                                                   &my_info, 0);
97         }
98         return my_type;
99 }
100
101 static void
102 modest_account_view_window_class_init (ModestAccountViewWindowClass *klass)
103 {
104         GObjectClass *gobject_class;
105         gobject_class = (GObjectClass*) klass;
106
107         parent_class            = g_type_class_peek_parent (klass);
108         gobject_class->finalize = modest_account_view_window_finalize;
109
110         g_type_class_add_private (gobject_class, sizeof(ModestAccountViewWindowPrivate));
111 }
112
113 static void
114 modest_account_view_window_finalize (GObject *self)
115 {
116         ModestAccountViewWindowPrivate *priv;
117         ModestAccountMgr *mgr;
118         
119         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (self);
120         mgr = modest_runtime_get_account_mgr ();
121
122         if (g_signal_handler_is_connected (mgr, priv->acc_removed_handler))
123                 g_signal_handler_disconnect (mgr, priv->acc_removed_handler);
124         priv->acc_removed_handler = 0;
125
126         G_OBJECT_CLASS(parent_class)->finalize (self);
127 }
128
129 static void
130 on_account_settings_dialog_response (GtkDialog *dialog,
131                                      gint response,
132                                      gpointer user_data)
133 {
134         TnyAccount *store_account = NULL;
135         gchar* account_name = NULL;
136         ModestAccountViewWindowPrivate *priv = NULL;
137
138         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
139         account_name = modest_account_view_get_selected_account (priv->account_view);
140         store_account = modest_tny_account_store_get_server_account (modest_runtime_get_account_store (),
141                                                                      account_name,
142                                                                      TNY_ACCOUNT_TYPE_STORE);
143         if (store_account) {
144                 /* Reconnect the store account, no need to reconnect the
145                    transport account because it will connect when needed */
146                 if (tny_account_get_connection_status (store_account) ==
147                     TNY_CONNECTION_STATUS_DISCONNECTED)
148                         tny_camel_account_set_online (TNY_CAMEL_ACCOUNT (store_account),
149                                                       TRUE, NULL, NULL);
150                 g_object_unref (store_account);
151         }
152         /* Disconnect this handler */
153         g_signal_handlers_disconnect_by_func (dialog, on_account_settings_dialog_response, user_data);
154
155         /* Free */
156         g_free (account_name);
157 }
158
159 static void
160 on_account_activated (GtkTreeView *account_view,
161                       GtkTreePath *path,
162                       GtkTreeViewColumn *column,
163                       ModestAccountViewWindow *self)
164 {
165         ModestAccountViewWindowPrivate *priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (self);
166         
167         gchar* account_name = modest_account_view_get_path_account (priv->account_view, path);
168         if (!account_name)
169                 return;
170                 
171         /* Check whether any connections are active, and cancel them if 
172          * the user wishes.
173          */
174         if (modest_ui_actions_check_for_active_account ((ModestWindow *) self, account_name)) {
175                 ModestAccountProtocol *proto;
176                 ModestProtocolType proto_type;
177
178                 /* Get proto */
179                 proto_type = modest_account_mgr_get_store_protocol (modest_runtime_get_account_mgr (), 
180                                                                     account_name);
181                 proto = (ModestAccountProtocol *)
182                         modest_protocol_registry_get_protocol_by_type (modest_runtime_get_protocol_registry (), 
183                                                                        proto_type);
184
185                 /* Create and show the dialog */
186                 if (proto && MODEST_IS_ACCOUNT_PROTOCOL (proto)) {
187                         ModestAccountSettingsDialog *dialog =
188                                 modest_account_protocol_get_account_settings_dialog (proto, account_name);
189                         modest_window_mgr_set_modal (modest_runtime_get_window_mgr (), GTK_WINDOW (dialog), GTK_WINDOW (self));
190                         gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), FALSE);
191                         gtk_widget_show (GTK_WIDGET (dialog));
192                 }
193         }
194         g_free (account_name);
195 }
196
197 static void
198 window_vbox_new (ModestAccountViewWindow *self)
199 {
200 }
201
202
203 static void
204 modest_account_view_window_init (ModestAccountViewWindow *self)
205 {
206         ModestAccountViewWindowPrivate *priv;
207         GtkWidget *main_vbox, *pannable;
208         GtkWidget *align;
209
210
211         /* Specify a default size */
212         gtk_window_set_default_size (GTK_WINDOW (self), -1, MODEST_DIALOG_WINDOW_MAX_HEIGHT);
213         gtk_dialog_set_has_separator (GTK_DIALOG (self), FALSE);
214         gtk_widget_hide (GTK_DIALOG (self)->action_area);
215
216         
217         /* This seems to be necessary to make the window show at the front with decoration.
218          * If we use property type=GTK_WINDOW_TOPLEVEL instead of the default GTK_WINDOW_POPUP+decoration, 
219          * then the window will be below the others. */
220         gtk_window_set_type_hint (GTK_WINDOW (self),
221                             GDK_WINDOW_TYPE_HINT_DIALOG);
222
223         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
224         priv->acc_removed_handler = 0;
225         priv->account_view = modest_account_view_new (modest_runtime_get_account_mgr());
226         modest_account_view_set_picker_mode (MODEST_ACCOUNT_VIEW (priv->account_view), TRUE);
227
228         main_vbox = GTK_DIALOG (self)->vbox;
229
230         pannable = hildon_pannable_area_new ();
231         gtk_widget_show (pannable);
232         gtk_container_add (GTK_CONTAINER (pannable), 
233                            GTK_WIDGET (priv->account_view));
234         gtk_widget_show (GTK_WIDGET (priv->account_view));
235
236         g_signal_connect (G_OBJECT (priv->account_view), "row-activated",
237                           G_CALLBACK (on_account_activated), self);
238
239         align = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
240         gtk_alignment_set_padding (GTK_ALIGNMENT (align), 0, 0, MODEST_MARGIN_DEFAULT, MODEST_MARGIN_DEFAULT);
241         gtk_widget_show (align);
242
243         gtk_container_add (GTK_CONTAINER (align), pannable);
244
245         gtk_box_pack_start (GTK_BOX(main_vbox), align, TRUE, TRUE, 0);
246
247 }
248
249 static void
250 on_account_removed (ModestAccountMgr *acc_mgr, 
251                     const gchar *account,
252                     gpointer user_data)
253 {
254         ModestAccountViewWindowPrivate *priv;
255
256         /* If there is no account left then close the window */
257         if (!modest_account_mgr_has_accounts (acc_mgr, TRUE)) {
258                 gboolean ret_value;
259                 g_signal_emit_by_name (G_OBJECT (user_data), "delete-event", NULL, &ret_value);
260         } else {                
261                 /* Re-focus the account list view widget */
262                 priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE (user_data);
263                 gtk_widget_grab_focus (GTK_WIDGET (priv->account_view));
264         }
265 }
266
267 GtkWidget*
268 modest_account_view_window_new (void)
269 {
270         GObject *self = g_object_new(MODEST_TYPE_ACCOUNT_VIEW_WINDOW, NULL);
271         ModestAccountViewWindowPrivate *priv;
272         ModestAccountMgr *account_mgr = modest_runtime_get_account_mgr ();
273
274         /* Add widgets */
275         window_vbox_new (MODEST_ACCOUNT_VIEW_WINDOW (self));
276         
277         gtk_window_set_title (GTK_WINDOW (self), _("mcen_ti_emailsetup_accounts"));
278
279         /* Connect signals */
280         priv = MODEST_ACCOUNT_VIEW_WINDOW_GET_PRIVATE(self);
281         priv->acc_removed_handler = g_signal_connect (G_OBJECT(account_mgr), "account_removed",
282                                                       G_CALLBACK (on_account_removed), self);
283         
284         return GTK_WIDGET (self);
285 }