ObjectChange *
object_apply_props_from_dialog(DiaObject *obj, WIDGET *dialog_widget)
{
ObjectChange *change;
PropDialog *dialog = prop_dialog_from_widget(dialog_widget);
GPtrArray *props = g_ptr_array_new ();
guint i;
prop_get_data_from_widgets(dialog);
/* only stuff which is actually changed */
for (i = 0; i < dialog->props->len; ++i) {
Property *p = g_ptr_array_index (dialog->props, i);
if (p->descr->flags & PROP_FLAG_WIDGET_ONLY)
continue;
if ((p->experience & PXP_NOTSET) == 0)
g_ptr_array_add(props, p);
}
/* with an empty list there is no change at all but simply
* returning NULL is against the contract ...
*/
if (!obj->ops->apply_properties_list) {
g_warning("using a fallback function to apply properties;"
" undo may not work correctly");
change = object_apply_props(obj, props);
} else {
change = obj->ops->apply_properties_list(obj, props);
}
g_ptr_array_free(props, TRUE);
return change;
}
static ObjectChange *
compound_apply_properties_dialog (Compound * comp, GtkWidget * dialog_widget)
{
CompoundState * state;
PropDialog *dialog = prop_dialog_from_widget(dialog_widget);
state = compound_state_new (comp);
prop_get_data_from_widgets(dialog);
compound_apply_props (comp, dialog->props, FALSE);
return (ObjectChange *) compound_change_new (comp, state);
}
static void
property_signal_handler(GObject *obj,
gpointer func_data)
{
PropEventData *ped = (PropEventData *)func_data;
if (ped) {
PropDialog *dialog = ped->dialog;
Property *prop = ped->self;
GList *list, *tmp;
guint j;
list = dialog->copies;
g_return_if_fail(list);
prop->experience &= ~PXP_NOTSET;
if (!prop->event_handler)
return;
/* g_message("Received a signal for object %s from property %s",
obj->type->name,prop->descr->name); */
/* obj is a scratch object ; we can do what we want with it. */
prop_get_data_from_widgets(dialog);
for (tmp = list; tmp != NULL; tmp = tmp->next) {
DiaObject *obj = (DiaObject*)tmp->data;
obj->ops->set_props(obj,dialog->props);
prop->event_handler(obj,prop);
obj->ops->get_props(obj,dialog->props);
}
for (j = 0; j < dialog->prop_widgets->len; j++) {
PropWidgetAssoc *pwa =
&g_array_index(dialog->prop_widgets,PropWidgetAssoc,j);
pwa->prop->ops->reset_widget(pwa->prop,pwa->widget);
}
} else {
g_assert_not_reached();
}
}
