   C++,  C++Builder, API Windows_______________885

14.15  Windows

    Windows     6 
 6.3.       
   API Windows,      
  ,       Win-
dows.

14.15.1  ,    API Windows,
    

14.15.1.1 PostMessage  

          
  ,   ,  ,  
   



BOOL PostMessage(

HWND hWnd,     //  ,   
HINT Msg,      // 
WPARAM wParam, //   
LPARAM IParam //   



 hWnd   ,   . 
   HWND_BROADCAST,     
   ,  , ,  -
  ,    .    NULL, 
     (  )  .

 Msg   .  wParam  1-
ram    .

 

        
  .        -
  GetLastError.



 PostMessage        
    ,   ,  ,  -
    .   PostMessage -
   SendMessage,       
   ,  .   -
     GetMessage  PeekMessage.

       WM_USER 
 PostMessage, SendNotifyMessage  SendMessageCallback, 
 ,      .  
 -     ,   , -
    , ,   , -
    .