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Point3DKeyFrameCollection.FreezeCore Method

Makes this instance of Point3DKeyFrameCollection unmodifiable or determines whether it can be made unmodifiable.

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

protected override bool FreezeCore(
	bool isChecking


Type: System.Boolean
true if the Freezable instance should actually freeze itself when this method is called. false if the Freezable should simply return whether it can be frozen.

Return Value

Type: System.Boolean
If isChecking is true, this method returns true if the specified Freezable can be made unmodifiable, or false if it cannot be made unmodifiable. If isChecking is false, this method returns true if the if the specified Freezable 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

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.