DataTransferEventArgs.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 / Data / DataTransferEventArgs.cs / 1 / DataTransferEventArgs.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: DataTransfer event arguments 
// 
// Specs:       [....]/connecteddata/M5%20Specs/UIBinding.mht
// 
//---------------------------------------------------------------------------

using System;
 
namespace System.Windows.Data
{ 
 
    /// 
    /// Arguments for DataTransfer events such as TargetUpdated or SourceUpdated. 
    /// 
    /// 
    /// 
The TargetUpdated event is raised whenever a value is transferred from the source to the target,
    /// (but only for bindings that have requested the event, by setting BindFlags.NotifyOnTargetUpdated).
 
    /// 
The SourceUpdated event is raised whenever a value is transferred from the target to the source,
    /// (but only for bindings that have requested the event, by setting BindFlags.NotifyOnSourceUpdated).
 
    ///  
    public class DataTransferEventArgs : RoutedEventArgs
    { 
        //-----------------------------------------------------
        //
        //  Constructors
        // 
        //-----------------------------------------------------
 
        internal DataTransferEventArgs(DependencyObject targetObject, DependencyProperty dp) : base() 
        {
            _targetObject = targetObject; 
            _dp = dp;
        }

        //------------------------------------------------------ 
        //
        //  Public Properties 
        // 
        //-----------------------------------------------------
 
        /// 
        /// The target object of the binding that raised the event.
        /// 
        public DependencyObject TargetObject 
        {
            get { return _targetObject; } 
        } 

        ///  
        /// The target property of the binding that raised the event.
        /// 
        public DependencyProperty Property
        { 
            get { return _dp; }
        } 
 
        //------------------------------------------------------
        // 
        //  Protected Methods
        //
        //------------------------------------------------------
 
        /// 
        ///     The mechanism used to call the type-specific handler on the 
        ///     target. 
        /// 
        ///  
        ///     The generic handler to call in a type-specific way.
        /// 
        /// 
        ///     The target to call the handler on. 
        /// 
        protected override void InvokeEventHandler(Delegate genericHandler, object genericTarget) 
        { 
            EventHandler handler = (EventHandler) genericHandler;
 
            handler(genericTarget, this);
        }

        //----------------------------------------------------- 
        //
        //  Private Fields 
        // 
        //------------------------------------------------------
 
        private DependencyObject _targetObject;
        private DependencyProperty _dp;
    }
} 


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

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