BindingExpressionUncommonField.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Framework / MS / Internal / Data / BindingExpressionUncommonField.cs / 1 / BindingExpressionUncommonField.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: Defines an UncommonField of type BindingExpression. 
// 
//---------------------------------------------------------------------------
 
using System;
using System.Windows;
using System.Windows.Data;
 
namespace MS.Internal.Data
{ 
    ///  
    /// An UncommonField whose type is BindingExpression.
    ///  
    internal class BindingExpressionUncommonField : UncommonField
    {
        internal new void SetValue(DependencyObject instance, BindingExpression bindingExpr)
        { 
            base.SetValue(instance, bindingExpr);
            bindingExpr.Attach(instance); 
        } 

        internal new void ClearValue(DependencyObject instance) 
        {
            BindingExpression bindingExpr = GetValue(instance);
            if (bindingExpr != null)
            { 
                bindingExpr.Detach();
            } 
            base.ClearValue(instance); 
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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