Method showAll

src/Engine/State.cpp:185–189

* Shows all the hidden Surface child elements. */

 * Shows all the hidden Surface child elements.
 */
void State::showAll()
{
	for (std::vector<Surface*>::iterator i = _surfaces.begin(); i != _surfaces.end(); ++i)
		(*i)->setHidden(false);
}

/**
 * Resets the status of all the Surface child elements,