# Function Reference

# _WinAPI_IsHungAppWindow

Determines whether the specified application is not responding

#include <WinAPISysWin.au3>
_WinAPI_IsHungAppWindow ( $hWnd )

## Parameters

$hWnd | Handle to the window.

## Return Value

True: | the window stops responding.
False: | the window is responding.

## Remarks

An application is considered to be not responding if it is not waiting for input, is not in startup processing,
and did not respond to messages within the internal timeout period of 5 seconds.

## See Also

Search IsHungAppWindow in MSDN Library.