Tests whether a window is a child window of a specified parent window
#include <WinAPISysWin.au3>
_WinAPI_IsChild ( $hWnd, $hWndParent )
$hWnd | Handle to the window to be tested. |
$hWndParent | Handle to the parent window. |
True: | the window is a child window of the specified parent window. |
False: | the window is not a child window of the specified parent window. |
Search IsChild in MSDN Library.