[gnome-control-center] Update the exec arg when changing terminal

[Jens Granseuer <jensg src gnome org>]

commit 93e164c2fba89401e26f552c2e12c9894df3ee07
Author: Vincent Untz <vuntz gnome org>
Date:   Sat Oct 3 10:14:24 2009 +0200

    Update the exec arg when changing terminal
    
    When selecting a known terminal from the combo box, also update the exec
    arg gconf key to the known value from the xml file.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=597185

 capplets/default-applications/gnome-da-capplet.c |   52 ++++++++++++++++++++++
 1 files changed, 52 insertions(+), 0 deletions(-)
---
diff --git a/capplets/default-applications/gnome-da-capplet.c b/capplets/default-applications/gnome-da-capplet.c
index 38fb9db..eed2690 100644
--- a/capplets/default-applications/gnome-da-capplet.c
+++ b/capplets/default-applications/gnome-da-capplet.c
@@ -573,6 +573,50 @@ combo_conv_from_widget (GConfPropertyEditor *peditor, const GConfValue *value)
     }
 }
 
+static GConfValue*
+combo_conv_from_widget_term_flag (GConfPropertyEditor *peditor, const GConfValue *value)
+{
+    GConfValue *ret;
+    GList *handlers;
+    gint index;
+    GnomeDATermItem *item;
+
+    g_object_get (G_OBJECT (peditor), "data", &handlers, NULL);
+    index = gconf_value_get_int (value);
+
+    item = g_list_nth_data (handlers, index);
+    ret = gconf_value_new (GCONF_VALUE_STRING);
+
+    if (!item)
+    {
+        /* if item was not found, this is probably the "Custom" item */
+
+        /* XXX: returning "" as the value here is not ideal, but required to
+         * prevent the combo box from jumping back to the previous value if the
+         * user has selected Custom */
+        gconf_value_set_string (ret, "");
+        return ret;
+    }
+    else
+    {
+        gconf_value_set_string (ret, item->exec_flag);
+        return ret;
+    }
+}
+
+static GConfValue*
+combo_conv_to_widget_term_flag (GConfPropertyEditor *peditor, const GConfValue *value)
+{
+    GConfValue *ret;
+    GtkComboBox *combo;
+
+    combo = GTK_COMBO_BOX (gconf_property_editor_get_ui_control (peditor));
+
+    ret = gconf_value_new (GCONF_VALUE_INT);
+    gconf_value_set_int (ret, gtk_combo_box_get_active (combo));
+    return ret;
+}
+
 static gboolean
 is_separator (GtkTreeModel *model, GtkTreeIter *iter, gpointer sep_index)
 {
@@ -814,6 +858,14 @@ show_dialog (GnomeDACapplet *capplet, const gchar *start_page)
         "data", capplet->terminals,
         NULL);
 
+    gconf_peditor_new_combo_box (NULL,
+        DEFAULT_APPS_KEY_TERMINAL_EXEC_ARG,
+        capplet->term_combo_box,
+        "conv-from-widget-cb", combo_conv_from_widget_term_flag,
+        "conv-to-widget-cb", combo_conv_to_widget_term_flag,
+        "data", capplet->terminals,
+        NULL);
+
     gconf_peditor_new_string (NULL,
         DEFAULT_APPS_KEY_TERMINAL_EXEC,
         capplet->terminal_command_entry,