UpdateWindow (Windows CE 5.0)

Windows CE 5.0
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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


Handle to the window to be updated.

Return Values

Nonzero indicates success.

Zero indicates failure.

To get extended error information, call GetLastError.


OS Versions: Windows CE 1.0 and later.
Header: Winuser.h.
Link Library: Coredll.lib, Winmgr.lib.

See Also

GetUpdateRect | GetUpdateRgn | InvalidateRect | WM_PAINT

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