static void
glade_gtk_grid_refresh_placeholders (GtkGrid *grid,
gboolean load_finished)
{
GladeWidget *widget;
GladeProject *project;
GtkContainer *container;
GList *list, *children;
guint n_columns, n_rows;
gint i, j;
widget = glade_widget_get_from_gobject (grid);
project = glade_widget_get_project (widget);
/* Wait for project to finish loading */
if ((project && glade_project_is_loading (project)) && !load_finished)
return;
glade_widget_property_get (widget, "n-columns", &n_columns);
glade_widget_property_get (widget, "n-rows", &n_rows);
container = GTK_CONTAINER (grid);
children = gtk_container_get_children (container);
for (list = children; list && list->data; list = list->next)
{
GtkWidget *child = list->data;
if (GLADE_IS_PLACEHOLDER (child))
gtk_container_remove (container, child);
}
g_list_free (children);
children = gtk_container_get_children (container);
for (i = 0; i < n_columns; i++)
for (j = 0; j < n_rows; j++)
if (glade_gtk_grid_has_child (grid, children, i, j) == FALSE)
gtk_grid_attach (grid, glade_placeholder_new (), i, j, 1, 1);
if (gtk_widget_get_realized (GTK_WIDGET (grid)))
gtk_container_check_resize (container);
g_list_free (children);
}
static gboolean
glade_property_set_value_impl (GladeProperty * property, const GValue * value)
{
GladeProject *project = property->priv->widget ?
glade_widget_get_project (property->priv->widget) : NULL;
gboolean changed = FALSE;
GValue old_value = { 0, };
gboolean warn_before, warn_after;
#ifdef GLADE_ENABLE_DEBUG
if (glade_get_debug_flags () & GLADE_DEBUG_PROPERTIES)
{
g_print ("PROPERTY: Setting %s property %s on %s ",
glade_property_class_get_is_packing (property->priv->klass) ? "packing" : "normal",
glade_property_class_id (property->priv->klass),
property->priv->widget ? glade_widget_get_name (property->priv->widget) : "unknown");
gchar *str1 =
glade_widget_adaptor_string_from_value (glade_property_class_get_adaptor (property->priv->klass),
property->priv->klass, property->priv->value);
gchar *str2 =
glade_widget_adaptor_string_from_value (glade_property_class_get_adaptor (property->priv->klass),
property->priv->klass, value);
g_print ("from %s to %s\n", str1, str2);
g_free (str1);
g_free (str2);
}
#endif /* GLADE_ENABLE_DEBUG */
if (!g_value_type_compatible (G_VALUE_TYPE (property->priv->value), G_VALUE_TYPE (value)))
{
g_warning ("Trying to assign an incompatible value to property %s\n",
glade_property_class_id (property->priv->klass));
return FALSE;
}
/* Check if the backend doesnt give us permission to
* set this value.
*/
if (glade_property_superuser () == FALSE && property->priv->widget &&
project && glade_project_is_loading (project) == FALSE &&
glade_property_verify (property, value) == FALSE)
{
return FALSE;
}
/* save "changed" state.
*/
changed = !glade_property_equals_value (property, value);
/* Add/Remove references from widget ref stacks here
* (before assigning the value)
*/
if (property->priv->widget && changed &&
glade_property_class_is_object (property->priv->klass))
glade_property_update_prop_refs (property, property->priv->value, value);
/* Check pre-changed warning state */
warn_before = glade_property_warn_usage (property);
/* Make a copy of the old value */
g_value_init (&old_value, G_VALUE_TYPE (property->priv->value));
g_value_copy (property->priv->value, &old_value);
/* Assign property first so that; if the object need be
* rebuilt, it will reflect the new value
*/
g_value_reset (property->priv->value);
g_value_copy (value, property->priv->value);
GLADE_PROPERTY_GET_KLASS (property)->sync (property);
glade_property_fix_state (property);
if (changed && property->priv->widget)
{
g_signal_emit (G_OBJECT (property),
glade_property_signals[VALUE_CHANGED],
0, &old_value, property->priv->value);
glade_project_verify_property (property);
/* Check post change warning state */
warn_after = glade_property_warn_usage (property);
/* Update owning widget's warning state if need be */
if (property->priv->widget != NULL && warn_before != warn_after)
glade_widget_verify (property->priv->widget);
}
/* Special case parentless widget properties */
if (glade_property_class_parentless_widget (property->priv->klass))
{
GladeWidget *gobj;
GObject *obj;
if ((obj = g_value_get_object (&old_value)) &&
(gobj = glade_widget_get_from_gobject (obj)))
glade_widget_show (gobj);
if ((obj = g_value_get_object (value)) &&
(gobj = glade_widget_get_from_gobject (obj)))
glade_widget_hide (gobj);
}
g_value_unset (&old_value);
return TRUE;
}
