以下功能与消息和消息队列一起使用。
BroadcastSystemMessage
DefWindowProc
DispatchMessage
GetInputState
GetMessage
GetMessageExtraInfo
GetMessagePos
GetMessageTime
GetQueueStatus
InSendMessage
PeekMessage
PostMessage
PostQuitMessage
PostThreadMessage
RegisterWindowMessage
ReplyMessage
SendAsyncProc
SendMessage
SendMessageCallback
SendMessageTimeout
SendNotifyMessage
SetMessageExtraInfo
TranslateMessage
WaitMessage
过时功能
