msgs12.hlp (Topic list)
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WM_NULL (1.2)
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#define INCL_WINMESSAGEMGR
 
WM_NULL
 
The WM_NULL message is sent to activate message queues or modal loops. This
message should be ignored.
 
This message does not use any parameters.
 
Return Value
 
An application should return zero if it processes this message.
 
See Also
 
WinTranslateAccel, WM_CHAR, WM_TRANSLATEACCEL