ContainerVisual.HitTest Method (HitTestFilterCallback, HitTestResultCallback, HitTestParameters)

 

Initiates a hit test on the ContainerVisual by using the HitTestFilterCallback and HitTestResultCallback objects.

Namespace:   System.Windows.Media
Assembly:  PresentationCore (in PresentationCore.dll)

public void HitTest(
	HitTestFilterCallback filterCallback,
	HitTestResultCallback resultCallback,
	HitTestParameters hitTestParameters
)

Parameters

filterCallback
Type: System.Windows.Media.HitTestFilterCallback

The delegate that allows you to ignore parts of the visual tree that you are not interested in processing in your hit test results.

resultCallback
Type: System.Windows.Media.HitTestResultCallback

The delegate that is used to control the return of hit test information.

hitTestParameters
Type: System.Windows.Media.HitTestParameters

Defines the set of parameters for a hit test.

The filterCallback parameter can be null, in which case, it is ignored. If filterCallback is not null, it is invoked before resultCallback.

.NET Framework
Available since 3.0
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