declare module y3.Const
{
    const enum MouseKey
    {
        /**
         * 左键
         * */
        ['LEFT'] = 0xF0, 
        /**
         * 右键
         * */
        ['RIGHT'] = 0xF1,
        /**
         * 中键
         * */
        ['MIDDLE'] = 0xF2,
        /**
         * 上滚
         * */
        ['WHEEL_UP'] = 0xF3,
        /**
         * 下滚
         * */
        ['WHEEL_DOWN'] = 0xF4,
    }
}