RouteItem.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 / Core / System / Windows / RouteItem.cs / 1 / RouteItem.cs
                        

                        
                            using System; 

namespace System.Windows
{
    // An item in the EventRoute 
    //
    // RouteItem constitutes 
    // the target object and 
    // list of RoutedEventHandlerInfo that need
    // to be invoked upon the target object 
    internal struct RouteItem
    {
        #region Construction
 
        // Constructor for RouteItem
        internal RouteItem(object target, RoutedEventHandlerInfo routedEventHandlerInfo) 
        { 
            _target = target;
            _routedEventHandlerInfo = routedEventHandlerInfo; 
        }

        #endregion Construction
 
        #region Operations
 
        // Returns target 
        internal object Target
        { 
            get {return _target;}
        }

        // Invokes the associated RoutedEventHandler 
        // on the target object with the given
        // RoutedEventArgs 
        internal void InvokeHandler(RoutedEventArgs routedEventArgs) 
        {
            _routedEventHandlerInfo.InvokeHandler(_target, routedEventArgs); 
        }

        /*
        Commented out to avoid "uncalled private code" fxcop violation 

        ///  
        ///     Cleanup all the references within the data 
        /// 
        internal void Clear() 
        {
            _target = null;
            _routedEventHandlerInfo.Clear();
        } 
        */
 
        ///  
        ///     Is the given object equals the current
        ///  
        public override bool Equals(object o)
        {
            return Equals((RouteItem)o);
        } 

        ///  
        ///     Is the given RouteItem equals the current 
        /// 
        public bool Equals(RouteItem routeItem) 
        {
            return (
                routeItem._target == this._target &&
                routeItem._routedEventHandlerInfo == this._routedEventHandlerInfo); 
        }
 
        ///  
        ///     Serves as a hash function for a particular type, suitable for use in
        ///     hashing algorithms and data structures like a hash table 
        /// 
        public override int GetHashCode()
        {
            return base.GetHashCode(); 
        }
 
        ///  
        ///     Equals operator overload
        ///  
        public static bool operator== (RouteItem routeItem1, RouteItem routeItem2)
        {
            return routeItem1.Equals(routeItem2);
        } 

        ///  
        ///     NotEquals operator overload 
        /// 
        public static bool operator!= (RouteItem routeItem1, RouteItem routeItem2) 
        {
            return !routeItem1.Equals(routeItem2);
        }
 
        #endregion Operations
 
        #region Data 

        private object _target; 
        private RoutedEventHandlerInfo _routedEventHandlerInfo;

        #endregion Data
    } 
}
 

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

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