* update for the modest-protocol-info changes
[modest] / src / widgets / modest-account-view.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 "modest-account-view.h"
32
33 #include <modest-account-mgr.h>
34 #include <modest-account-mgr-helpers.h>
35 #include <modest-text-utils.h>
36 #include <modest-runtime.h>
37
38 #include <gtk/gtkcellrenderertoggle.h>
39 #include <gtk/gtkcellrenderertext.h>
40 #include <gtk/gtktreeselection.h>
41 #include <gtk/gtkliststore.h>
42
43 /* 'private'/'protected' functions */
44 static void modest_account_view_class_init    (ModestAccountViewClass *klass);
45 static void modest_account_view_init          (ModestAccountView *obj);
46 static void modest_account_view_finalize      (GObject *obj);
47
48
49 typedef enum {
50         MODEST_ACCOUNT_VIEW_NAME_COLUMN,
51         MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN,
52         MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN,
53         MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,
54         MODEST_ACCOUNT_VIEW_PROTO_COLUMN,
55         MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN,
56
57         MODEST_ACCOUNT_VIEW_COLUMN_NUM
58 } AccountViewColumns;
59
60
61 /* list my signals */
62 enum {
63         /* MY_SIGNAL_1, */
64         /* MY_SIGNAL_2, */
65         LAST_SIGNAL
66 };
67
68 typedef struct _ModestAccountViewPrivate ModestAccountViewPrivate;
69 struct _ModestAccountViewPrivate {
70         ModestAccountMgr *account_mgr;
71         gulong sig1, sig2;
72         
73         /* When this is TRUE, we ignore configuration key changes.
74          * This is useful when making many changes. */
75         gboolean block_conf_updates;
76         
77 };
78 #define MODEST_ACCOUNT_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
79                                                  MODEST_TYPE_ACCOUNT_VIEW, \
80                                                  ModestAccountViewPrivate))
81 /* globals */
82 static GtkTreeViewClass *parent_class = NULL;
83
84 /* uncomment the following if you have defined any signals */
85 /* static guint signals[LAST_SIGNAL] = {0}; */
86
87 GType
88 modest_account_view_get_type (void)
89 {
90         static GType my_type = 0;
91         if (!my_type) {
92                 static const GTypeInfo my_info = {
93                         sizeof(ModestAccountViewClass),
94                         NULL,           /* base init */
95                         NULL,           /* base finalize */
96                         (GClassInitFunc) modest_account_view_class_init,
97                         NULL,           /* class finalize */
98                         NULL,           /* class data */
99                         sizeof(ModestAccountView),
100                         1,              /* n_preallocs */
101                         (GInstanceInitFunc) modest_account_view_init,
102                         NULL
103                 };
104                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
105                                                   "ModestAccountView",
106                                                   &my_info, 0);
107         }
108         return my_type;
109 }
110
111 static void
112 modest_account_view_class_init (ModestAccountViewClass *klass)
113 {
114         GObjectClass *gobject_class;
115         gobject_class = (GObjectClass*) klass;
116
117         parent_class            = g_type_class_peek_parent (klass);
118         gobject_class->finalize = modest_account_view_finalize;
119
120         g_type_class_add_private (gobject_class, sizeof(ModestAccountViewPrivate));
121 }
122
123 static void
124 modest_account_view_init (ModestAccountView *obj)
125 {
126         ModestAccountViewPrivate *priv;
127
128         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
129         
130         priv->account_mgr = NULL; 
131         priv->sig1 = 0;
132         priv->sig2 = 0;
133 }
134
135 static void
136 modest_account_view_finalize (GObject *obj)
137 {
138         ModestAccountViewPrivate *priv;
139
140         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
141
142         if (priv->account_mgr) {
143                 if (priv->sig1)
144                         g_signal_handler_disconnect (priv->account_mgr, priv->sig1);
145
146                 if (priv->sig2)
147                         g_signal_handler_disconnect (priv->account_mgr, priv->sig2);
148
149                 g_object_unref (G_OBJECT(priv->account_mgr));
150                 priv->account_mgr = NULL; 
151         }
152         
153         G_OBJECT_CLASS(parent_class)->finalize (obj);
154 }
155
156
157
158 static void
159 update_account_view (ModestAccountMgr *account_mgr, ModestAccountView *view)
160 {
161         GSList *account_names, *cursor;
162         GtkListStore *model;
163                 
164         model = GTK_LIST_STORE(gtk_tree_view_get_model (GTK_TREE_VIEW(view)));  
165         gtk_list_store_clear (model);
166
167         /* Note: We do not show disabled accounts.
168          * Of course, this means that there is no UI to enable or disable 
169          * accounts. That is OK for maemo where no such feature or UI is 
170          * specified, so the "enabled" property is used internally to avoid 
171          * showing unfinished accounts. If a user-visible "enabled" is 
172          * needed in the future, we must use a second property for the 
173          * current use instead */
174         cursor = account_names = modest_account_mgr_account_names (account_mgr,
175                 TRUE /* only enabled accounts. */);
176         
177         if(account_names == NULL)
178         {
179           printf ("debug: modest_account_mgr_account_names() returned  NULL\n");
180         }
181
182         while (cursor) {
183                 gchar *account_name;
184                 ModestAccountData *account_data;
185                 
186                 account_name = (gchar*)cursor->data;
187                 
188                 account_data = modest_account_mgr_get_account_data (account_mgr, account_name);
189                 if (!account_data) {
190                         g_printerr ("modest: failed to get account data for %s\n", account_name);
191                         continue;
192                 }
193
194                 /* don't display accounts without stores */
195                 if (account_data->store_account) {
196
197                         GtkTreeIter iter;
198                         time_t last_updated; 
199                         gchar *last_updated_string;
200                         
201                         /* FIXME: let's assume that 'last update' applies to the store account... */
202                         last_updated = account_data->store_account->last_updated;
203                         if (last_updated > 0) 
204                                 last_updated_string = modest_text_utils_get_display_date(last_updated);
205                         else
206                                 last_updated_string = g_strdup (_("Never"));
207                         
208                         if (account_data->is_enabled) {
209                                 gtk_list_store_insert_with_values (
210                                         model, &iter, 0,
211                                         MODEST_ACCOUNT_VIEW_NAME_COLUMN,          account_name,
212                                         MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN,  account_data->display_name,
213                                         MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN,    account_data->is_enabled,
214                                         MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,    account_data->is_default,
215         
216                                         MODEST_ACCOUNT_VIEW_PROTO_COLUMN,
217                                         modest_protocol_info_get_protocol_name  (account_data->store_account->proto,
218                                                                                  MODEST_TRANSPORT_STORE_PROTOCOL),
219         
220                                         MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN,  last_updated_string,
221                                         -1);
222                                 g_free (last_updated_string);
223                         }
224                 }
225
226                 modest_account_mgr_free_account_data (account_mgr, account_data);
227                 cursor = cursor->next;
228         }
229         g_slist_free (account_names);
230 }
231
232
233 static void
234 on_account_changed (ModestAccountMgr *account_mgr,
235                     const gchar* account, const gchar* key,
236                     gboolean server_account, ModestAccountView *self)
237 {       
238         /* Never update the view in response to gconf changes.
239          * Always do it explicitly instead.
240          * This is because we have no way to avoid 10 updates when changing 
241          * 10 items, and this blocks the UI.
242          *
243          * But this block/unblock API might be useful on platforms where the 
244          * notification does not happen so long after the key was set.
245          * (We have no way to know when the last key was set, to do a final update)..
246          */
247          return;
248          
249         ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
250         
251         if (!priv->block_conf_updates)
252                 update_account_view (account_mgr, self);
253 }
254
255
256 static void
257 on_account_removed (ModestAccountMgr *account_mgr,
258                     const gchar* account, gboolean server_account,
259                     ModestAccountView *self)
260 {
261         ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
262         if (!priv->block_conf_updates)
263                 on_account_changed (account_mgr, account, NULL, server_account, self);
264 }
265
266
267 /* currently unused */
268 #if 0 
269 static void
270 on_account_enable_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
271                            ModestAccountView *self)
272 {
273         GtkTreeIter iter;
274         ModestAccountViewPrivate *priv;
275         GtkTreeModel *model;
276         gchar *account_name;
277         gboolean enabled;
278         
279         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
280         model = gtk_tree_view_get_model (GTK_TREE_VIEW(self));
281         
282         if (!gtk_tree_model_get_iter_from_string (model, &iter, path)) {
283                 g_printerr ("modest: cannot find iterator\n");
284                 return;
285         }
286         gtk_tree_model_get (model, &iter, MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN, &enabled,
287                             MODEST_ACCOUNT_VIEW_NAME_COLUMN, &account_name,
288                             -1);
289         
290         /* toggle enabled / disabled */
291         modest_account_mgr_set_enabled (priv->account_mgr, account_name, !enabled);
292         g_free (account_name);
293 }
294 #endif
295
296 static void
297 on_account_default_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
298                            ModestAccountView *self)
299 {
300         gboolean is_default = gtk_cell_renderer_toggle_get_active (cell_renderer);
301         if (is_default) {
302                 /* Do not allow an account to be marked non-default.
303                  * Only allow this to be changed by setting another account to default: */
304                 gtk_cell_renderer_toggle_set_active (cell_renderer, TRUE);
305                 return;
306         }
307
308         ModestAccountViewPrivate *priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
309         GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW(self));
310         
311         GtkTreeIter iter;
312         if (!gtk_tree_model_get_iter_from_string (model, &iter, path)) {
313                 g_printerr ("modest: cannot find iterator\n");
314                 return;
315         }
316         
317         gchar *account_name = NULL;
318         gtk_tree_model_get (model, &iter, MODEST_ACCOUNT_VIEW_NAME_COLUMN, &account_name,
319                             -1);
320         
321         /* Set this previously-non-default account as the default: */
322         modest_account_mgr_set_default_account (priv->account_mgr, account_name);
323
324         g_free (account_name);
325 }
326
327 void
328 bold_if_default_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
329                             GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
330 {
331         gboolean is_default;
332         gtk_tree_model_get (tree_model, iter, MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,
333                             &is_default, -1);
334         g_object_set (G_OBJECT(renderer),
335                       "weight", is_default ? 800: 400,
336                       NULL);
337 }
338
339 static void
340 init_view (ModestAccountView *self)
341 {
342         ModestAccountViewPrivate *priv;
343         GtkCellRenderer *toggle_renderer, *text_renderer;
344         GtkListStore *model;
345         GtkTreeViewColumn *column;
346         
347         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
348                 
349         model = gtk_list_store_new (6,
350                                     G_TYPE_STRING,  /* account name */
351                                     G_TYPE_STRING,  /* account display name */
352                                     G_TYPE_BOOLEAN, /* is-enabled */
353                                     G_TYPE_BOOLEAN, /* is-default */
354                                     G_TYPE_STRING,  /* account proto (pop, imap,...) */
355                                     G_TYPE_STRING   /* last updated (time_t) */
356                 ); 
357                 
358         gtk_tree_sortable_set_sort_column_id (
359                 GTK_TREE_SORTABLE (model), MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN, 
360                 GTK_SORT_ASCENDING);
361
362         gtk_tree_view_set_model (GTK_TREE_VIEW(self), GTK_TREE_MODEL(model));
363         g_object_unref (G_OBJECT (model));
364
365         toggle_renderer = gtk_cell_renderer_toggle_new ();
366         text_renderer = gtk_cell_renderer_text_new ();
367
368         /* the is_default column */
369         g_object_set (G_OBJECT(toggle_renderer), "activatable", TRUE, "radio", TRUE, NULL);
370         gtk_tree_view_append_column (GTK_TREE_VIEW(self),
371                                      gtk_tree_view_column_new_with_attributes (
372                                              _("mcen_ti_default"), toggle_renderer,
373                                              "active", MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN, NULL));
374                                         
375         /* Disable the Maemo GtkTreeView::allow-checkbox-mode Maemo modification, 
376          * which causes the model column to be updated automatically when the row is clicked.
377          * Making this the default in Maemo's GTK+ is obviously a bug:
378          * https://maemo.org/bugzilla/show_bug.cgi?id=146
379          *
380          * djcb: indeed, they have been removed for post-bora, i added the ifdefs...
381          */
382 #ifdef MODEST_HILDON_VERSION_0  
383         g_object_set(G_OBJECT(self), "allow-checkbox-mode", FALSE, NULL);
384         g_object_set(G_OBJECT(toggle_renderer), "checkbox-mode", FALSE, NULL);
385 #endif /*MODEST_HILDON_VERSION_0 */
386         g_signal_connect (G_OBJECT(toggle_renderer), "toggled", G_CALLBACK(on_account_default_toggled),
387                           self);
388         
389         /* account name */
390         column =  gtk_tree_view_column_new_with_attributes (_("mcen_ti_account"), text_renderer, "text",
391                                                             MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN, NULL);
392         gtk_tree_view_append_column (GTK_TREE_VIEW(self), column);
393         gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
394                                                 NULL, NULL);
395
396         /* last update for this account */
397         column =  gtk_tree_view_column_new_with_attributes (_("mcen_ti_lastupdated"), text_renderer,"text",
398                                                             MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN, NULL);
399         gtk_tree_view_append_column (GTK_TREE_VIEW(self),column);
400         gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
401                                                 NULL, NULL);
402                         
403         /* Show the column headers,
404          * which does not seem to be the default on Maemo.
405          */                     
406         gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self), TRUE);
407
408         priv->sig1 = g_signal_connect (G_OBJECT(priv->account_mgr),"account_removed",
409                                        G_CALLBACK(on_account_removed), self);
410         priv->sig2 = g_signal_connect (G_OBJECT(priv->account_mgr), "account_changed",
411                                        G_CALLBACK(on_account_changed), self);
412 }
413
414
415
416 ModestAccountView*
417 modest_account_view_new (ModestAccountMgr *account_mgr)
418 {
419         GObject *obj;
420         ModestAccountViewPrivate *priv;
421         
422         g_return_val_if_fail (account_mgr, NULL);
423         
424         obj  = g_object_new(MODEST_TYPE_ACCOUNT_VIEW, NULL);
425         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
426         
427         g_object_ref (G_OBJECT (account_mgr));
428         priv->account_mgr = account_mgr;
429
430         init_view (MODEST_ACCOUNT_VIEW (obj));
431         update_account_view (account_mgr, MODEST_ACCOUNT_VIEW (obj));
432         
433         return MODEST_ACCOUNT_VIEW (obj);
434 }
435
436 gchar *
437 modest_account_view_get_selected_account (ModestAccountView *self)
438 {
439         gchar *account_name = NULL;
440         GtkTreeSelection *sel;
441         GtkTreeModel *model;
442         GtkTreeIter iter;
443
444         g_return_val_if_fail (MODEST_IS_ACCOUNT_VIEW (self), NULL);
445         
446         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
447         if (gtk_tree_selection_get_selected (sel, &model, &iter)) {
448                 gtk_tree_model_get (model, &iter, 
449                                     MODEST_ACCOUNT_VIEW_NAME_COLUMN, 
450                                     &account_name, -1);
451         }
452
453         return account_name;
454 }
455
456
457 void modest_account_view_block_conf_updates (ModestAccountView *account_view)
458 {
459         ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(account_view);
460         priv->block_conf_updates = TRUE;
461 }
462
463 void modest_account_view_unblock_conf_updates (ModestAccountView *account_view)
464 {
465         ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(account_view);
466         priv->block_conf_updates = FALSE;
467         
468         update_account_view (modest_runtime_get_account_mgr(), account_view);
469 }