TemplateBindingExtension.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 / System / Windows / TemplateBindingExtension.cs / 1 / TemplateBindingExtension.cs

                            /****************************************************************************\ 
*
* File: TemplateBindingExtension.cs
*
*  Class for Xaml markup extension for TemplateBinds that 
*  can be set on the nodes of the Template VisualTree.
* 
* Copyright (C) 2005 by Microsoft Corporation.  All rights reserved. 
*
\***************************************************************************/ 

using System;
using System.ComponentModel;
using System.Windows; 
using System.Windows.Data;
using System.Windows.Markup; 
 
namespace System.Windows
{ 
    /// 
    ///  Class for Xaml markup extension for TemplateBindings that
    ///  can be set on the nodes of the Template VisualTree.
    ///  
    [TypeConverter(typeof(TemplateBindingExtensionConverter))]
    public class TemplateBindingExtension : MarkupExtension 
    { 
        /// 
        ///  Constructor that takes no parameters 
        /// 
        public TemplateBindingExtension()
        {
        } 

        ///  
        ///  Constructor that takes the resource key that this is a static reference to. 
        /// 
        public TemplateBindingExtension( 
            DependencyProperty property)
        {
            if (property != null)
            { 
                _property = property;
            } 
            else 
            {
                throw new ArgumentNullException("property"); 
            }
        }

        ///  
        ///  Return an object that should be set on the targetObject's targetProperty
        ///  for this markup extension.  For TemplateBindingExtension, this is the object found in 
        ///  a resource dictionary in the current parent chain that is keyed by ResourceKey 
        /// 
        /// ServiceProvider that can be queried for services. 
        /// 
        ///  The object to set on this property.
        /// 
        public override object ProvideValue(IServiceProvider serviceProvider) 
        {
            if (Property == null) 
            { 
                throw new InvalidOperationException(SR.Get(SRID.MarkupExtensionProperty));
            } 

            return new TemplateBindingExpression(this);
        }
 
        /// 
        ///     Property we are binding to 
        ///  
        [ConstructorArgument("property")]
        public DependencyProperty Property 
        {
            get { return _property; }
            set
            { 
                if (value == null)
                { 
                    throw new ArgumentNullException("value"); 
                }
                _property = value; 
            }
        }

        ///  
        ///     ValueConverter to interpose between the source and target properties
        ///  
        [DefaultValue(null)] 
        public IValueConverter Converter
        { 
            get { return _converter; }
            set
            {
                if (value == null) 
                {
                    throw new ArgumentNullException("value"); 
                } 
                _converter = value;
            } 
        }

        /// 
        ///     ConverterParameter we are binding to 
        /// 
        [DefaultValue(null)] 
        public object ConverterParameter 
        {
            get { return _parameter; } 
            set { _parameter = value; }
        }

        private DependencyProperty _property; 
        private IValueConverter _converter;
        private object _parameter; 
    } 
}
 

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

Link Menu

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK