Specifies the identifier of the mouse message.

指定鼠标消息的标识符。

youdao

Handle to the window that will receive the mouse message corresponding to the mouse event.

希望对鼠标事件做出响应、接收鼠标消息的窗体的句柄。

youdao

Handle to the window that will receive the mouse message corresponding to the mouse event.

希望对鼠标事件做出响应、接收鼠标消息的窗体的句柄。

youdao