Method notifyMouseReleased

MyGUIEngine/src/MyGUI_ScrollBar.cpp:319–323

	}

	void ScrollBar::notifyMouseReleased(Widget* _sender, int _left, int _top, MouseButton _id)
	{
		updateTrack();
		MyGUI::ControllerManager::getInstance().removeItem(_sender);
	}

	void ScrollBar::notifyMouseDrag(Widget* _sender, int _left, int _top, MouseButton _id)
	{