2007-06-03 Christian Kellner <ckellner@openismus.com>
[modest] / src / widgets / modest-account-view.c
index e2864d7..d6c6a3f 100644 (file)
 #include <modest-account-mgr.h>
 #include <modest-account-mgr-helpers.h>
 #include <modest-text-utils.h>
+#include <modest-runtime.h>
 
 #include <gtk/gtkcellrenderertoggle.h>
 #include <gtk/gtkcellrenderertext.h>
 #include <gtk/gtktreeselection.h>
 #include <gtk/gtkliststore.h>
+#include <string.h> /* For strcmp(). */
 
 /* 'private'/'protected' functions */
 static void modest_account_view_class_init    (ModestAccountViewClass *klass);
@@ -69,6 +71,10 @@ struct _ModestAccountViewPrivate {
        ModestAccountMgr *account_mgr;
        gulong sig1, sig2;
        
+       /* When this is TRUE, we ignore configuration key changes.
+        * This is useful when making many changes. */
+       gboolean block_conf_updates;
+       
 };
 #define MODEST_ACCOUNT_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
                                                  MODEST_TYPE_ACCOUNT_VIEW, \
@@ -123,6 +129,8 @@ modest_account_view_init (ModestAccountView *obj)
        priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
        
        priv->account_mgr = NULL; 
+       priv->sig1 = 0;
+       priv->sig2 = 0;
 }
 
 static void
@@ -133,6 +141,12 @@ modest_account_view_finalize (GObject *obj)
        priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
 
        if (priv->account_mgr) {
+               if (priv->sig1)
+                       g_signal_handler_disconnect (priv->account_mgr, priv->sig1);
+
+               if (priv->sig2)
+                       g_signal_handler_disconnect (priv->account_mgr, priv->sig2);
+
                g_object_unref (G_OBJECT(priv->account_mgr));
                priv->account_mgr = NULL; 
        }
@@ -151,7 +165,20 @@ update_account_view (ModestAccountMgr *account_mgr, ModestAccountView *view)
        model = GTK_LIST_STORE(gtk_tree_view_get_model (GTK_TREE_VIEW(view)));  
        gtk_list_store_clear (model);
 
-       cursor = account_names = modest_account_mgr_account_names (account_mgr);
+       /* Note: We do not show disabled accounts.
+        * Of course, this means that there is no UI to enable or disable 
+        * accounts. That is OK for maemo where no such feature or UI is 
+        * specified, so the "enabled" property is used internally to avoid 
+        * showing unfinished accounts. If a user-visible "enabled" is 
+        * needed in the future, we must use a second property for the 
+        * current use instead */
+       cursor = account_names = modest_account_mgr_account_names (account_mgr,
+               TRUE /* only enabled accounts. */);
+       
+       if(account_names == NULL)
+       {
+         printf ("debug: modest_account_mgr_account_names() returned  NULL\n");
+       }
 
        while (cursor) {
                gchar *account_name;
@@ -177,21 +204,23 @@ update_account_view (ModestAccountMgr *account_mgr, ModestAccountView *view)
                        if (last_updated > 0) 
                                last_updated_string = modest_text_utils_get_display_date(last_updated);
                        else
-                               last_updated_string = g_strdup (_("Never"));
+                               last_updated_string = g_strdup (_("FIXME: Never"));
                        
-                       gtk_list_store_insert_with_values (
-                               model, &iter, 0,
-                               MODEST_ACCOUNT_VIEW_NAME_COLUMN,          account_name,
-                               MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN,  account_data->display_name,
-                               MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN,    account_data->is_enabled,
-                               MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,    account_data->is_default,
-
-                               MODEST_ACCOUNT_VIEW_PROTO_COLUMN,
-                               modest_protocol_info_get_protocol_name  (account_data->store_account->proto),
-
-                               MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN,  last_updated_string,
-                               -1);
-                       g_free (last_updated_string);
+                       if (account_data->is_enabled) {
+                               gtk_list_store_insert_with_values (
+                                       model, &iter, 0,
+                                       MODEST_ACCOUNT_VIEW_NAME_COLUMN,          account_name,
+                                       MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN,  account_data->display_name,
+                                       MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN,    account_data->is_enabled,
+                                       MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN,    account_data->is_default,
+       
+                                       MODEST_ACCOUNT_VIEW_PROTO_COLUMN,
+                                       modest_protocol_info_get_transport_store_protocol_name (account_data->store_account->proto),
+       
+                                       MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN,  last_updated_string,
+                                       -1);
+                               g_free (last_updated_string);
+                       }
                }
 
                modest_account_mgr_free_account_data (account_mgr, account_data);
@@ -206,7 +235,21 @@ on_account_changed (ModestAccountMgr *account_mgr,
                    const gchar* account, const gchar* key,
                    gboolean server_account, ModestAccountView *self)
 {      
-       update_account_view (account_mgr, self);
+       /* Never update the view in response to gconf changes.
+        * Always do it explicitly instead.
+        * This is because we have no way to avoid 10 updates when changing 
+        * 10 items, and this blocks the UI.
+        *
+        * But this block/unblock API might be useful on platforms where the 
+        * notification does not happen so long after the key was set.
+        * (We have no way to know when the last key was set, to do a final update)..
+        */
+        return;
+        
+       ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
+       
+       if (!priv->block_conf_updates)
+               update_account_view (account_mgr, self);
 }
 
 
@@ -215,12 +258,14 @@ on_account_removed (ModestAccountMgr *account_mgr,
                    const gchar* account, gboolean server_account,
                    ModestAccountView *self)
 {
-       on_account_changed (account_mgr, account, NULL, server_account, self);
+       ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
+       if (!priv->block_conf_updates)
+               on_account_changed (account_mgr, account, NULL, server_account, self);
 }
 
 
-
-
+/* currently unused */
+#if 0 
 static void
 on_account_enable_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
                           ModestAccountView *self)
@@ -246,7 +291,38 @@ on_account_enable_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
        modest_account_mgr_set_enabled (priv->account_mgr, account_name, !enabled);
        g_free (account_name);
 }
+#endif
 
+static void
+on_account_default_toggled (GtkCellRendererToggle *cell_renderer, gchar *path,
+                          ModestAccountView *self)
+{
+       gboolean is_default = gtk_cell_renderer_toggle_get_active (cell_renderer);
+       if (is_default) {
+               /* Do not allow an account to be marked non-default.
+                * Only allow this to be changed by setting another account to default: */
+               gtk_cell_renderer_toggle_set_active (cell_renderer, TRUE);
+               return;
+       }
+
+       ModestAccountViewPrivate *priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(self);
+       GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW(self));
+       
+       GtkTreeIter iter;
+       if (!gtk_tree_model_get_iter_from_string (model, &iter, path)) {
+               g_printerr ("modest: cannot find iterator\n");
+               return;
+       }
+       
+       gchar *account_name = NULL;
+       gtk_tree_model_get (model, &iter, MODEST_ACCOUNT_VIEW_NAME_COLUMN, &account_name,
+                           -1);
+       
+       /* Set this previously-non-default account as the default: */
+       modest_account_mgr_set_default_account (priv->account_mgr, account_name);
+
+       g_free (account_name);
+}
 
 void
 bold_if_default_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
@@ -260,7 +336,6 @@ bold_if_default_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *rendere
                      NULL);
 }
 
-
 static void
 init_view (ModestAccountView *self)
 {
@@ -279,45 +354,60 @@ init_view (ModestAccountView *self)
                                    G_TYPE_STRING,  /* account proto (pop, imap,...) */
                                    G_TYPE_STRING   /* last updated (time_t) */
                ); 
+               
+       gtk_tree_sortable_set_sort_column_id (
+               GTK_TREE_SORTABLE (model), MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN, 
+               GTK_SORT_ASCENDING);
 
        gtk_tree_view_set_model (GTK_TREE_VIEW(self), GTK_TREE_MODEL(model));
+       g_object_unref (G_OBJECT (model));
 
        toggle_renderer = gtk_cell_renderer_toggle_new ();
        text_renderer = gtk_cell_renderer_text_new ();
 
-       /* the is_enabled column */
-       g_object_set (G_OBJECT(toggle_renderer), "activatable", TRUE,"radio", FALSE, NULL);
-       g_signal_connect (G_OBJECT(toggle_renderer), "toggled", G_CALLBACK(on_account_enable_toggled),
-                         self);
+       /* the is_default column */
+       g_object_set (G_OBJECT(toggle_renderer), "activatable", TRUE, "radio", TRUE, NULL);
        gtk_tree_view_append_column (GTK_TREE_VIEW(self),
                                     gtk_tree_view_column_new_with_attributes (
-                                            _("Enabled"), toggle_renderer,
-                                            "active", MODEST_ACCOUNT_VIEW_IS_ENABLED_COLUMN, NULL));
+                                            _("mcen_ti_default"), toggle_renderer,
+                                            "active", MODEST_ACCOUNT_VIEW_IS_DEFAULT_COLUMN, NULL));
+                                       
+       /* Disable the Maemo GtkTreeView::allow-checkbox-mode Maemo modification, 
+        * which causes the model column to be updated automatically when the row is clicked.
+        * Making this the default in Maemo's GTK+ is obviously a bug:
+        * https://maemo.org/bugzilla/show_bug.cgi?id=146
+        *
+        * djcb: indeed, they have been removed for post-bora, i added the ifdefs...
+                */
+#ifdef MODEST_HILDON_VERSION_0 
+       g_object_set(G_OBJECT(self), "allow-checkbox-mode", FALSE, NULL);
+       g_object_set(G_OBJECT(toggle_renderer), "checkbox-mode", FALSE, NULL);
+#endif /*MODEST_HILDON_VERSION_0 */
+       g_signal_connect (G_OBJECT(toggle_renderer), "toggled", G_CALLBACK(on_account_default_toggled),
+                         self);
        
        /* account name */
-       column =  gtk_tree_view_column_new_with_attributes (_("Account"), text_renderer,"text",
+       column =  gtk_tree_view_column_new_with_attributes (_("mcen_ti_account"), text_renderer, "text",
                                                            MODEST_ACCOUNT_VIEW_DISPLAY_NAME_COLUMN, NULL);
-       gtk_tree_view_append_column (GTK_TREE_VIEW(self),column);
-       gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
-                                               NULL, NULL);
-
-       /* account type */
-       column =  gtk_tree_view_column_new_with_attributes (_("Type"), text_renderer,"text",
-                                                           MODEST_ACCOUNT_VIEW_PROTO_COLUMN, NULL);
-       gtk_tree_view_append_column (GTK_TREE_VIEW(self),column);
+       gtk_tree_view_append_column (GTK_TREE_VIEW(self), column);
        gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
                                                NULL, NULL);
 
        /* last update for this account */
-       column =  gtk_tree_view_column_new_with_attributes (_("Last update"), text_renderer,"text",
+       column =  gtk_tree_view_column_new_with_attributes (_("mcen_ti_lastupdated"), text_renderer,"text",
                                                            MODEST_ACCOUNT_VIEW_LAST_UPDATED_COLUMN, NULL);
        gtk_tree_view_append_column (GTK_TREE_VIEW(self),column);
        gtk_tree_view_column_set_cell_data_func(column, text_renderer, bold_if_default_cell_data,
                                                NULL, NULL);
+                       
+       /* Show the column headers,
+        * which does not seem to be the default on Maemo.
+        */                     
+       gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self), TRUE);
 
-       g_signal_connect (G_OBJECT(priv->account_mgr),"account_removed",
+       priv->sig1 = g_signal_connect (G_OBJECT(priv->account_mgr),"account_removed",
                                       G_CALLBACK(on_account_removed), self);
-       g_signal_connect (G_OBJECT(priv->account_mgr), "account_changed",
+       priv->sig2 = g_signal_connect (G_OBJECT(priv->account_mgr), "account_changed",
                                       G_CALLBACK(on_account_changed), self);
 }
 
@@ -334,19 +424,19 @@ modest_account_view_new (ModestAccountMgr *account_mgr)
        obj  = g_object_new(MODEST_TYPE_ACCOUNT_VIEW, NULL);
        priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(obj);
        
-       g_object_ref (G_OBJECT(account_mgr));
+       g_object_ref (G_OBJECT (account_mgr));
        priv->account_mgr = account_mgr;
 
        init_view (MODEST_ACCOUNT_VIEW (obj));
-       update_account_view (account_mgr, MODEST_ACCOUNT_VIEW(obj));
+       update_account_view (account_mgr, MODEST_ACCOUNT_VIEW (obj));
        
-       return MODEST_ACCOUNT_VIEW(obj);
+       return MODEST_ACCOUNT_VIEW (obj);
 }
 
-const gchar *
+gchar *
 modest_account_view_get_selected_account (ModestAccountView *self)
 {
-       const gchar *account_name = NULL;
+       gchar *account_name = NULL;
        GtkTreeSelection *sel;
        GtkTreeModel *model;
        GtkTreeIter iter;
@@ -355,9 +445,74 @@ modest_account_view_get_selected_account (ModestAccountView *self)
        
        sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
        if (gtk_tree_selection_get_selected (sel, &model, &iter)) {
-               gtk_tree_model_get (model, &iter, MODEST_ACCOUNT_VIEW_NAME_COLUMN, &account_name,
-                                   -1);
+               gtk_tree_model_get (model, &iter, 
+                                   MODEST_ACCOUNT_VIEW_NAME_COLUMN, 
+                                   &account_name, -1);
        }
 
        return account_name;
 }
+
+/* This allows us to pass more than one piece of data to the signal handler,
+ * and get a result: */
+typedef struct 
+{
+               ModestAccountView* self;
+               const gchar *account_name;
+} ForEachData;
+
+static gboolean
+on_model_foreach_select_account(GtkTreeModel *model, 
+       GtkTreePath *path, GtkTreeIter *iter, gpointer user_data)
+{
+       ForEachData *state = (ForEachData*)(user_data);
+       
+       /* Select the item if it has the matching account name: */
+       gchar *this_account_name = NULL;
+       gtk_tree_model_get (model, iter, 
+               MODEST_ACCOUNT_VIEW_NAME_COLUMN, &this_account_name, 
+               -1); 
+       if(this_account_name && state->account_name 
+               && (strcmp (this_account_name, state->account_name) == 0)) {
+               
+               GtkTreeSelection *selection = 
+                       gtk_tree_view_get_selection (GTK_TREE_VIEW (state->self));
+               gtk_tree_selection_select_iter (selection, iter);
+               
+               return TRUE; /* Stop walking the tree. */
+       }
+       
+       return FALSE; /* Keep walking the tree. */
+}
+
+void modest_account_view_select_account (ModestAccountView *account_view, 
+       const gchar* account_name)
+{      
+       /* Create a state instance so we can send two items of data to the signal handler: */
+       ForEachData *state = g_new0 (ForEachData, 1);
+       state->self = account_view;
+       state->account_name = account_name;
+       
+       GtkTreeModel *model = gtk_tree_view_get_model (
+               GTK_TREE_VIEW (account_view));
+       gtk_tree_model_foreach (model, 
+               on_model_foreach_select_account, state);
+               
+       g_free (state);
+}
+
+
+
+void modest_account_view_block_conf_updates (ModestAccountView *account_view)
+{
+       ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(account_view);
+       priv->block_conf_updates = TRUE;
+}
+
+void modest_account_view_unblock_conf_updates (ModestAccountView *account_view)
+{
+       ModestAccountViewPrivate* priv = MODEST_ACCOUNT_VIEW_GET_PRIVATE(account_view);
+       priv->block_conf_updates = FALSE;
+       
+       update_account_view (modest_runtime_get_account_mgr(), account_view);
+}