IsWindow

  BOOL IsWindow(hwnd)    
  HWND hwnd; /* handle of window */

This function determines whether the window identified by the hwnd parameter is a valid, existing window.

Parameters

hwnd

Identifies the window.

Return Value

The return value specifies whether or not the given window is valid. It is nonzero if hwnd is a valid window. Otherwise, it is zero.

See Also

IsWindowEnabled, IsWindowVisible