# Function Reference

# _WinAPI_GetThemeBackgroundRegion

Computes the region for a regular or partially transparent background that is bounded by a specified rectangle

#include <WinAPITheme.au3>
_WinAPI_GetThemeBackgroundRegion ( $hTheme, $iPartID, $iStateID, $hDC, $tRECT )

## Parameters

$hTheme | Handle to a window's specified theme data.
$iPartID | The part that contains the region.
$iStateID | The state of the part.
$hDC | Handle to the device context to draw into.
$tRECT | $tagRECT structure that contains the specified rectangle used to compute the region.

## Return Value

Success: | Handle to the computed region.
Failure: | Sets the @error flag to non-zero, @extended flag may contain the HRESULT error code.

## Remarks

The region handle that is returned by this function should be released when it is no longer needed,
using _WinAPI_DeleteObject().

## Related

_WinAPI_DeleteObject

## See Also

Search GetThemeBackgroundRegion in MSDN Library.