摘要：
KeyCode 键码Values 值NoneNot assigned (never is pressed)未分配（永不被按下）。 BackspaceThe backspace key //退格键。DeleteThe forward delete key //正向删除键。TabThe tab key //制表键。ClearThe Clear key //清除键。ReturnReturn key //回车键。PausePause on PC machines //PC上的暂停键。EscapeEscape key //退出键。SpaceSpace key //空格键。Keypad0Numeric k 阅读全文
