Variable MenuItem.onBeforeOpeningSubmenu

prepare for opening of submenu, return true if opening is allowed

Declaration

class MenuItem
{
	// ...
	Signal!(bool,dlangui.widgets.menu.MenuItem) onBeforeOpeningSubmenu;
	// ...
}

Authors

Vadim Lopatin, coolreader.org@gmail.com

Copyright

Vadim Lopatin, 2014

License

Boost License 1.0