DeferredRunTextReference.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Controls / DeferredRunTextReference.cs / 1305600 / DeferredRunTextReference.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// File: DeferredRunTextReference.cs
//
// Copyright (C) Microsoft Corporation.  All rights reserved. 
//
// Description: Proxy object passed to the property system to delay load 
//              TextProperty values. 
//
//--------------------------------------------------------------------------- 

namespace System.Windows.Controls
{
    using System.Windows.Documents; 

    // Proxy object passed to the property system to delay load TextProperty 
    // values. 
    internal class DeferredRunTextReference : DeferredReference
    { 
        //-----------------------------------------------------
        //
        //  Constructors
        // 
        //-----------------------------------------------------
 
        #region Constructors 

        internal DeferredRunTextReference(Run run) 
        {
            _run = run;
        }
 
        #endregion Constructors
 
        //------------------------------------------------------ 
        //
        //  Internal Methods 
        //
        //-----------------------------------------------------

        #region Internal Methods 

        // Does the real work to calculate the current TextProperty value. 
        internal override object GetValue(BaseValueSourceInternal valueSource) 
        {
            return TextRangeBase.GetTextInternal(_run.ContentStart, _run.ContentEnd); 
        }

        // Gets the type of the value it represents
        internal override Type GetValueType() 
        {
            return typeof(string); 
        } 

        #endregion Internal Methods 

        //------------------------------------------------------
        //
        //  Private Fields 
        //
        //------------------------------------------------------ 
 
        #region Private Fields
 
        // Run mapped to this object.
        private readonly Run _run;

        #endregion Private Fields 
    }
} 

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

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