+void Panel::on_geometry_change()
+{
+ if(layout)
+ layout->update();
+}
+
+void Panel::on_child_added(Widget &wdg)
+{
+ if(layout)
+ {
+ layout->add_widget(wdg);
+ signal_autosize_changed.emit();
+ }
+}
+
+void Panel::on_child_removed(Widget &wdg)
+{
+ if(layout)
+ {
+ layout->remove_widget(wdg);
+ signal_autosize_changed.emit();
+ }
+}
+
+
+Panel::Loader::Loader(Panel &p, map<string, Widget *> &m):
+ Widget::Loader(p),
+ pnl(p),
+ wdg_map(m)
+{
+ add("button", &Loader::child<Button>);
+ add("dropdown", &Loader::child<Dropdown>);
+ add("entry", &Loader::child<Entry>);
+ add("hslider", &Loader::child<HSlider>);
+ add("indicator", &Loader::child<Indicator>);
+ add("label", &Loader::child<Label>);
+ add("list", &Loader::child<List>);
+ add("panel", &Loader::panel);
+ add("table", &Loader::child<Table>);
+ add("toggle", &Loader::child<Toggle>);
+ add("vslider", &Loader::child<VSlider>);
+}
+
+template<typename T>
+void Panel::Loader::child(const string &n)