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SetActiveWindow

The SetActiveWindow function activates a window. The window must be attached to the calling thread's message queue.

VB4-32,5,6
Declare Function SetActiveWindow Lib "user32.dll" (ByVal hwnd As Long) As Long

Operating Systems Supported
Requires Windows NT 3.1 or later; Requires Windows 95 or later

Library
User32

Parameter Information
- hWnd
[in] Handle to the top-level window to be activated.

Return Values
If the function succeeds, the return value is the handle to the window that was previously active.

If the function fails, the return value is NULL. To get extended error information, call GetLastError.

Last update: 07 April 2006