| SetCapture The SetCapture function sets the mouse capture to the specified window belonging to the current thread. Once a window has captured the mouse, all mouse input is directed to that window, regardless of whether the cursor is within the borders of that window. Only one window at a time can capture the mouse. | VB4-32,5,6 Declare Function SetCapture Lib "user32" Alias "SetCapture" (ByVal hwnd As Long) As Long
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 | Operating Systems Supported | 
 | Requires Windows NT 3.1 or later; Requires Windows 95 or later | 
 
 | · hWnd Identifies the window in the current thread that is to capture the mouse.
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 | If the function succeeds, the return value is the handle of the window that had previously captured the mouse. If there is no such window, the return value is NULL. | 
 
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