PostMessage & SendMessage

SendMessage 是同步的 會等待訊息處理完畢
PostMessage 是非同步的 會將訊息放在佇列中等待處理

C++心得分享 SendMessage() 跟 PostMessage()

維尼的蜂巢 PostMessage和SendMessage的區別

NOTE:
Do not post the WM_QUIT message using PostMessage; use the PostQuitMessage function.