Makes an instance of BitmapSource or a derived class immutable.
Assembly: PresentationCore (in PresentationCore.dll)
- Type: System::Boolean
true if this instance should actually freeze itself when this method is called; otherwise, false.
Return ValueType: System::Boolean
If isChecking is true, this method returns true if this Animatable can be made unmodifiable, or false if it cannot be made unmodifiable.
If isChecking is false, this method returns true if the if this Animatable is now unmodifiable, or false if it cannot be made unmodifiable, with the side effect of having begun to change the frozen status of this object.
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.