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MediaTimeline.FreezeCore Method (Boolean)

 

Makes this instance of MediaTimeline unmodifiable or determines whether it can be made unmodifiable.

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

protected override bool FreezeCore(
	bool isChecking
)

Parameters

isChecking
Type: System.Boolean

true to check if the timeline can be frozen; false to freeze the timeline.

Return Value

Type: System.Boolean

If isChecking is true, this method returns true if this MediaTimeline can be made unmodifiable, or false if it cannot be made unmodifiable. If isChecking is false, this method returns true if the specified MediaTimeline is now unmodifiable, or false if it cannot be made unmodifiable, with the side effect of having made the actual change in frozen status to this object.

.NET Framework
Available since 3.0
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