bfe79506bf8c948179ddfdb3201ce916e0b00d8a
[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 #include <string.h> /* For strcmp(). */
43
44 /* 'private'/'protected' functions */
45 static void modest_account_view_class_init    (ModestAccountViewClass *klass);
46 static void modest_account_view_init          (ModestAccountView *obj);
47 static void modest_account_view_finalize      (GObject *obj);
48
49 static void modest_account_view_select_account (ModestAccountView *account_view, 
50         const gchar* account_name);
51
52 typedef enum {
53         MODEST_ACCOUNT_VIEW_NAME_COLUMN,
54         MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN,
55         MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN,
56         MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,
57         MODEST_ACCOUNT_VIEW_PROTO_COLUMN,
58         MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN,
59
60         MODEST_ACCOUNT_VIEW_COLUMN_NUM
61 } AccountViewColumns;
62
63 typedef struct _ModestAccountViewPrivate ModestAccountViewPrivate;
64 struct _ModestAccountViewPrivate {
65         ModestAccountMgr *account_mgr;
66
67         /* Signal handlers */
68         gulong acc_inserted_handler;
69         gulong acc_removed_handler;
70         gulong sig3;
71 };
72 #define MODEST_ACCOUNT_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
73                                                  MODEST_TYPE_ACCOUNT_VIEW, \
74                                                  ModestAccountViewPrivate))
75 /* globals */
76 static GtkTreeViewClass *parent_class = NULL;
77
78 GType
79 modest_account_view_get_type (void)
80 {
81         static GType my_type = 0;
82         if (!my_type) {
83                 static const GTypeInfo my_info = {
84                         sizeof(ModestAccountViewClass),
85                         NULL,           /* base init */
86                         NULL,           /* base finalize */
87                         (GClassInitFunc) modest_account_view_class_init,
88                         NULL,           /* class finalize */
89                         NULL,           /* class data */
90                         sizeof(ModestAccountView),
91                         1,              /* n_preallocs */
92                         (GInstanceInitFunc) modest_account_view_init,
93                         NULL
94                 };
95                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
96                                                   "ModestAccountView",
97                                                   &my_info, 0);
98         }
99         return my_type;
100 }
101
102 static void
103 modest_account_view_class_init (ModestAccountViewClass *klass)
104 {
105         GObjectClass *gobject_class;
106         gobject_class = (GObjectClass*) klass;
107
108         parent_class            = g_type_class_peek_parent (klass);
109         gobject_class->finalize = modest_account_view_finalize;
110
111         g_type_class_add_private (gobject_class, sizeof(ModestAccountViewPrivate));
112 }
113
114 static void
115 modest_account_view_init (ModestAccountView *obj)
116 {
117         ModestAccountViewPrivate *priv;
118
119         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
120         
121         priv->account_mgr = NULL; 
122         priv->acc_inserted_handler = 0;
123         priv->acc_removed_handler = 0;
124         priv->sig3 = 0;
125 }
126
127 static void
128 modest_account_view_finalize (GObject *obj)
129 {
130         ModestAccountViewPrivate *priv;
131
132         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
133
134         if (priv->account_mgr) {
135                 if (g_signal_handler_is_connected (modest_runtime_get_account_store (),
136                                                    priv->acc_inserted_handler))
137                         g_signal_handler_disconnect (modest_runtime_get_account_store (), 
138                                                      priv->acc_inserted_handler);
139
140                 if (g_signal_handler_is_connected (modest_runtime_get_account_store (),
141                                                    priv->acc_removed_handler))
142                         g_signal_handler_disconnect (modest_runtime_get_account_store (), 
143                                                      priv->acc_removed_handler);
144
145                 if (priv->sig3)
146                         g_signal_handler_disconnect (priv->account_mgr, priv->sig3);
147                 
148                 g_object_unref (G_OBJECT(priv->account_mgr));
149                 priv->account_mgr = NULL; 
150         }
151         
152         G_OBJECT_CLASS(parent_class)->finalize (obj);
153 }
154
155 /* Get the string for the last updated time. Result must be g_freed */
156 static gchar*
157 get_last_updated_string(ModestAccountMgr* account_mgr, ModestAccountData *account_data)
158 {
159         /* FIXME: let's assume that 'last update' applies to the store account... */
160         gchar* last_updated_string;
161         time_t last_updated = account_data->store_account->last_updated;
162         if (!modest_account_mgr_account_is_busy(account_mgr, account_data->account_name))
163         {
164                 if (last_updated > 0) 
165                                 last_updated_string = modest_text_utils_get_display_date(last_updated);
166                 else
167                                 last_updated_string = g_strdup (_("mcen_va_never"));
168         }
169         else
170         {
171                 /* FIXME: There should be a logical name in the UI specs */
172                 last_updated_string = g_strdup(_("Refreshing..."));
173         }
174         return last_updated_string;
175 }
176
177 static void
178 update_account_view (ModestAccountMgr *account_mgr, ModestAccountView *view)
179 {
180         GSList *account_names, *cursor;
181         GtkListStore *model;
182                 
183         model = GTK_LIST_STORE(gtk_tree_view_get_model (GTK_TREE_VIEW(view)));
184         
185         /* Get the ID of the currently-selected account, 
186          * so we can select it again after rebuilding the list.
187          * Note that the name doesn't change even when the display name changes.
188          */
189         gchar *selected_name = modest_account_view_get_selected_account (view);
190
191         gtk_list_store_clear (model);
192
193         /* Note: We do not show disabled accounts.
194          * Of course, this means that there is no UI to enable or disable 
195          * accounts. That is OK for maemo where no such feature or UI is 
196          * specified, so the "enabled" property is used internally to avoid 
197          * showing unfinished accounts. If a user-visible "enabled" is 
198          * needed in the future, we must use a second property for the 
199          * current use instead */
200         cursor = account_names = modest_account_mgr_account_names (account_mgr,
201                 TRUE /* only enabled accounts. */);
202         
203         if (!account_names)
204                 g_warning ("debug: modest_account_mgr_account_names() returned  NULL\n");
205
206         while (cursor) {
207                 gchar *account_name;
208                 ModestAccountData *account_data;
209                 
210                 account_name = (gchar*)cursor->data;
211                 
212                 account_data = modest_account_mgr_get_account_data (account_mgr, account_name);
213                 if (!account_data) {
214                         g_printerr ("modest: failed to get account data for %s\n", account_name);
215                         continue;
216                 }
217
218                 /* don't display accounts without stores */
219                 if (account_data->store_account) {
220
221                         GtkTreeIter iter;
222                         
223                         gchar *last_updated_string = get_last_updated_string(account_mgr, account_data);
224                         
225                         if (account_data->is_enabled) {
226                                 gtk_list_store_insert_with_values (
227                                         model, &iter, 0,
228                                         MODEST_ACCOUNT_VIEW_NAME_COLUMN,          account_name,
229                                         MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN,  account_data->display_name,
230                                         MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN,    account_data->is_enabled,
231                                         MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,    account_data->is_default,
232
233                                         MODEST_ACCOUNT_VIEW_PROTO_COLUMN,
234                                         modest_protocol_info_get_transport_store_protocol_name (account_data->store_account->proto),
235         
236                                         MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN,  last_updated_string,
237                                         -1);
238                         }
239                         g_free (last_updated_string);
240                 }
241
242                 modest_account_mgr_free_account_data (account_mgr, account_data);
243                 cursor = cursor->next;
244         }
245
246         modest_account_mgr_free_account_names (account_names);
247         account_names = NULL;
248         
249         /* Try to re-select the same account: */
250         if (selected_name) {
251                 modest_account_view_select_account (view, selected_name);
252                 g_free (selected_name);
253         }
254 }
255
256 static void
257 on_account_busy_changed(ModestAccountMgr *account_mgr, 
258                         const gchar *account_name,
259                         gboolean busy, 
260                         ModestAccountView *self)
261 {
262         GtkListStore *model = GTK_LIST_STORE(gtk_tree_view_get_model (GTK_TREE_VIEW(self)));
263         GtkTreeIter iter;
264         g_message(__FUNCTION__);
265         if (!gtk_tree_model_get_iter_first(GTK_TREE_MODEL(model), &iter))
266                 return;
267         do
268         {
269                 gchar* cur_name;
270                 gtk_tree_model_get(GTK_TREE_MODEL(model), &iter, MODEST_ACCOUNT_VIEW_NAME_COLUMN, 
271                                                                                          &cur_name, -1);
272                 if (g_str_equal(cur_name, account_name))
273                 {
274                         ModestAccountData* account_data = 
275                                 modest_account_mgr_get_account_data (account_mgr, account_name);
276                         if (!account_data)
277                                 return;
278                         gchar* last_updated_string = get_last_updated_string(account_mgr, account_data);
279                         gtk_list_store_set(model, &iter, 
280                                            MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN, last_updated_string,
281                                            -1);
282                         g_free (last_updated_string);
283                         modest_account_mgr_free_account_data (account_mgr, account_data);
284                         return;
285                 }
286         }
287         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(model), &iter));
288 }
289
290 static void
291 on_account_inserted (TnyAccountStore *account_store, 
292                      TnyAccount *account,
293                      gpointer user_data)
294 {
295         ModestAccountView *self;
296         ModestAccountViewPrivate *priv;
297
298         self = MODEST_ACCOUNT_VIEW (user_data);
299         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE (self);
300
301         update_account_view (priv->account_mgr, self);
302 }
303
304 static void
305 on_account_removed (TnyAccountStore *account_store, 
306                     TnyAccount *account,
307                     gpointer user_data)
308 {
309         ModestAccountView *self;
310         ModestAccountViewPrivate *priv;
311
312         self = MODEST_ACCOUNT_VIEW (user_data);
313         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE (self);
314
315         update_account_view (priv->account_mgr, self);
316 }
317
318
319 /* currently unused */
320 #if 0 
321 static void
322 on_account_enable_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
323                            ModestAccountView *self)
324 {
325         GtkTreeIter iter;
326         ModestAccountViewPrivate *priv;
327         GtkTreeModel *model;
328         gchar *account_name;
329         gboolean enabled;
330         
331         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
332         model = gtk_tree_view_get_model (GTK_TREE_VIEW(self));
333         
334         if (!gtk_tree_model_get_iter_from_string (model, &iter, path)) {
335                 g_printerr ("modest: cannot find iterator\n");
336                 return;
337         }
338         gtk_tree_model_get (model, &iter, MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN, &enabled,
339                             MODEST_ACCOUNT_VIEW_NAME_COLUMN, &account_name,
340                             -1);
341         
342         /* toggle enabled / disabled */
343         modest_account_mgr_set_enabled (priv->account_mgr, account_name, !enabled);
344         g_free (account_name);
345 }
346 #endif
347
348 static gboolean
349 find_default_account(ModestAccountView *self, GtkTreeIter *iter)
350 {
351         GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (self));
352         gboolean result;
353         for (result = gtk_tree_model_get_iter_first(model, iter);
354              result == TRUE; result = gtk_tree_model_iter_next(model, iter))
355         {
356                 gboolean is_default;
357                 gtk_tree_model_get (model, iter, MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN, &is_default, -1);
358                 if(is_default)
359                         return TRUE;
360         }
361
362         return FALSE;
363 }
364
365 static void
366 on_account_default_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
367                            ModestAccountView *self)
368 {
369         gboolean is_default = gtk_cell_renderer_toggle_get_active (cell_renderer);
370         if (is_default) {
371                 /* Do not allow an account to be marked non-default.
372                  * Only allow this to be changed by setting another account to default: */
373                 gtk_cell_renderer_toggle_set_active (cell_renderer, TRUE);
374                 return;
375         }
376
377         ModestAccountViewPrivate *priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
378         GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW(self));
379         
380         GtkTreeIter iter;
381         if (!gtk_tree_model_get_iter_from_string (model, &iter, path)) {
382                 g_printerr ("modest: cannot find iterator\n");
383                 return;
384         }
385         
386         gchar *account_name = NULL;
387         gtk_tree_model_get (model, &iter, MODEST_ACCOUNT_VIEW_NAME_COLUMN, &account_name,
388                             -1);
389         
390         /* Set this previously-non-default account as the default: */
391         if (modest_account_mgr_set_default_account (priv->account_mgr, account_name))
392         {
393                 /* Explicitely set default column because we are ignoring gconf changes */
394                 GtkTreeIter old_default_iter;
395                 if (find_default_account (self, &old_default_iter)) {
396                         gtk_list_store_set (GTK_LIST_STORE (model), &old_default_iter,
397                                             MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN, FALSE, -1);
398                 } else {
399                         g_warning ("%s: Did not find old default account in view", __FUNCTION__);
400                 }
401
402                 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
403                                     MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN, TRUE, -1);
404         }
405
406         g_free (account_name);
407 }
408
409 void
410 bold_if_default_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
411                             GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
412 {
413         gboolean is_default;
414         gtk_tree_model_get (tree_model, iter, MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,
415                             &is_default, -1);
416         g_object_set (G_OBJECT(renderer),
417                       "weight", is_default ? 800: 400,
418                       NULL);
419 }
420
421 static void
422 init_view (ModestAccountView *self)
423 {
424         ModestAccountViewPrivate *priv;
425         GtkCellRenderer *toggle_renderer, *text_renderer;
426         GtkListStore *model;
427         GtkTreeViewColumn *column;
428         
429         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
430                 
431         model = gtk_list_store_new (6,
432                                     G_TYPE_STRING,  /* account name */
433                                     G_TYPE_STRING,  /* account display name */
434                                     G_TYPE_BOOLEAN, /* is-enabled */
435                                     G_TYPE_BOOLEAN, /* is-default */
436                                     G_TYPE_STRING,  /* account proto (pop, imap,...) */
437                                     G_TYPE_STRING   /* last updated (time_t) */
438                 ); 
439                 
440         gtk_tree_sortable_set_sort_column_id (
441                 GTK_TREE_SORTABLE (model), MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN, 
442                 GTK_SORT_ASCENDING);
443
444         gtk_tree_view_set_model (GTK_TREE_VIEW(self), GTK_TREE_MODEL(model));
445         g_object_unref (G_OBJECT (model));
446
447         toggle_renderer = gtk_cell_renderer_toggle_new ();
448         text_renderer = gtk_cell_renderer_text_new ();
449
450         /* the is_default column */
451         g_object_set (G_OBJECT(toggle_renderer), "activatable", TRUE, "radio", TRUE, NULL);
452         gtk_tree_view_append_column (GTK_TREE_VIEW(self),
453                                      gtk_tree_view_column_new_with_attributes (
454                                              _("mcen_ti_default"), toggle_renderer,
455                                              "active", MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN, NULL));
456                                         
457         /* Disable the Maemo GtkTreeView::allow-checkbox-mode Maemo modification, 
458          * which causes the model column to be updated automatically when the row is clicked.
459          * Making this the default in Maemo's GTK+ is obviously a bug:
460          * https://maemo.org/bugzilla/show_bug.cgi?id=146
461          *
462          * djcb: indeed, they have been removed for post-bora, i added the ifdefs...
463          */
464 #ifdef MODEST_HILDON_VERSION_0  
465         g_object_set(G_OBJECT(self), "allow-checkbox-mode", FALSE, NULL);
466         g_object_set(G_OBJECT(toggle_renderer), "checkbox-mode", FALSE, NULL);
467 #endif /*MODEST_HILDON_VERSION_0 */
468         g_signal_connect (G_OBJECT(toggle_renderer), "toggled", G_CALLBACK(on_account_default_toggled),
469                           self);
470         
471         /* account name */
472         column =  gtk_tree_view_column_new_with_attributes (_("mcen_ti_account"), text_renderer, "text",
473                                                             MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN, NULL);
474         gtk_tree_view_append_column (GTK_TREE_VIEW(self), column);
475         gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
476                                                 NULL, NULL);
477
478         /* last update for this account */
479         column =  gtk_tree_view_column_new_with_attributes (_("mcen_ti_lastupdated"), text_renderer,"text",
480                                                             MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN, NULL);
481         gtk_tree_view_append_column (GTK_TREE_VIEW(self),column);
482         gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
483                                                 NULL, NULL);
484                         
485         /* Show the column headers,
486          * which does not seem to be the default on Maemo.
487          */                     
488         gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self), TRUE);
489
490         priv->acc_removed_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
491                                                       "account_removed",
492                                                       G_CALLBACK(on_account_removed), self);
493
494         priv->acc_inserted_handler = g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
495                                                        "account_inserted",
496                                                        G_CALLBACK(on_account_inserted), self);
497         
498         priv->sig3 = g_signal_connect (G_OBJECT(priv->account_mgr), "account_busy_changed",
499                                                          G_CALLBACK(on_account_busy_changed), self);
500 }
501
502
503
504 ModestAccountView*
505 modest_account_view_new (ModestAccountMgr *account_mgr)
506 {
507         GObject *obj;
508         ModestAccountViewPrivate *priv;
509         
510         g_return_val_if_fail (account_mgr, NULL);
511         
512         obj  = g_object_new(MODEST_TYPE_ACCOUNT_VIEW, NULL);
513         priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
514         
515         g_object_ref (G_OBJECT (account_mgr));
516         priv->account_mgr = account_mgr;
517
518         init_view (MODEST_ACCOUNT_VIEW (obj));
519         update_account_view (account_mgr, MODEST_ACCOUNT_VIEW (obj));
520         
521         return MODEST_ACCOUNT_VIEW (obj);
522 }
523
524 gchar *
525 modest_account_view_get_selected_account (ModestAccountView *self)
526 {
527         gchar *account_name = NULL;
528         GtkTreeSelection *sel;
529         GtkTreeModel *model;
530         GtkTreeIter iter;
531
532         g_return_val_if_fail (MODEST_IS_ACCOUNT_VIEW (self), NULL);
533         
534         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
535         if (gtk_tree_selection_get_selected (sel, &model, &iter)) {
536                 gtk_tree_model_get (model, &iter, 
537                                     MODEST_ACCOUNT_VIEW_NAME_COLUMN, 
538                                     &account_name, -1);
539         }
540
541         return account_name;
542 }
543
544 /* This allows us to pass more than one piece of data to the signal handler,
545  * and get a result: */
546 typedef struct 
547 {
548                 ModestAccountView* self;
549                 const gchar *account_name;
550 } ForEachData;
551
552 static gboolean
553 on_model_foreach_select_account(GtkTreeModel *model, 
554         GtkTreePath *path, GtkTreeIter *iter, gpointer user_data)
555 {
556         ForEachData *state = (ForEachData*)(user_data);
557         
558         /* Select the item if it has the matching account name: */
559         gchar *this_account_name = NULL;
560         gtk_tree_model_get (model, iter, 
561                 MODEST_ACCOUNT_VIEW_NAME_COLUMN, &this_account_name, 
562                 -1); 
563         if(this_account_name && state->account_name 
564                 && (strcmp (this_account_name, state->account_name) == 0)) {
565                 
566                 GtkTreeSelection *selection = 
567                         gtk_tree_view_get_selection (GTK_TREE_VIEW (state->self));
568                 gtk_tree_selection_select_iter (selection, iter);
569                 
570                 return TRUE; /* Stop walking the tree. */
571         }
572         
573         return FALSE; /* Keep walking the tree. */
574 }
575
576 static void modest_account_view_select_account (ModestAccountView *account_view, 
577         const gchar* account_name)
578 {       
579         /* Create a state instance so we can send two items of data to the signal handler: */
580         ForEachData *state = g_new0 (ForEachData, 1);
581         state->self = account_view;
582         state->account_name = account_name;
583         
584         GtkTreeModel *model = gtk_tree_view_get_model (
585                 GTK_TREE_VIEW (account_view));
586         gtk_tree_model_foreach (model, 
587                 on_model_foreach_select_account, state);
588                 
589         g_free (state);
590 }
591