Method setSheetButtonWidth

MyGUIEngine/src/MyGUI_BackwardCompatibility.cpp:524–527

		static_cast<TabControl*>(this)->setButtonWidthAt(_index, _width);
	}
	void MemberObsolete<TabControl>::setSheetButtonWidth(TabItem* _sheet, int _width)
	{
		static_cast<TabControl*>(this)->setButtonWidth(_sheet, _width);
	}
	void MemberObsolete<TabControl>::showBarButton(size_t _index)
	{
		static_cast<TabControl*>(this)->beginToItemAt(_index);