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UpdateWindow (Compact 2013)

3/28/2014

This function updates the client area of the specified window by sending a WM_PAINT message to the window if the window's update region is not empty.

UpdateWindow sends a WM_PAINT message directly to the window procedure of the specified window, bypassing the application queue.

If the update region is empty, no message is sent.


BOOL UpdateWindow( 
  HWND hWnd
); 

hWnd

Handle to the window to be updated.

Nonzero indicates success.

Zero indicates failure.

To get extended error information, call GetLastError.

Header

winuser.h

Library

coredll.lib,
Winmgr.lib

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