Throws an exception if the binding has already been attached to a binding target.
Assembly: System.Windows (in System.Windows.dll)
'Declaration Protected Friend Sub CheckSealed
protected internal void CheckSealed()
The binding has already been attached to a binding target.
Call this method in the setters of properties that you add to derived classes when the properties should not be modified after binding occurs.
Supported in: 5, 4
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.