Method GetScreenSize

Source/Window.hpp:96–96

		cDimension	        GetWindowSize() const;
		cDimension	        GetScreenSize() const { return mScreenSize; }
		bool			    GetWindowMode() const { return mWindowMode; }
        bool                hasFocusEvent() const { return mHasFocus; }
		void				clearFocus() { mHasFocus = false; }