InputEventArgs.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 / Core / CSharp / System / Windows / Input / InputEventArgs.cs / 1305600 / InputEventArgs.cs

                            using System.Collections; 

using System;
using System.Security;
using MS.Internal.PresentationCore; // for FriendAccessAllowed 

namespace System.Windows.Input 
{ 
    /// 
    ///     The InputEventArgs class represents a type of RoutedEventArgs that 
    ///     are relevant to all input events.
    /// 

    [FriendAccessAllowed ] // expose UserInitiated 
    public class InputEventArgs : RoutedEventArgs
    { 
        ///  
        ///     Initializes a new instance of the InputEventArgs class.
        ///  
        /// 
        ///     The input device to associate with this event.
        /// 
        ///  
        ///     The time when the input occured.
        ///  
        public InputEventArgs(InputDevice inputDevice, int timestamp) 
        {
            /* inputDevice parameter being null is valid*/ 
 	    /* timestamp parameter is valuetype, need not be checked */
            _inputDevice = inputDevice;
            _timestamp = timestamp;
        } 

        ///  
        ///     Read-only access to the input device that initiated this 
        ///     event.
        ///  
        public InputDevice Device
        {
            get {return _inputDevice;}
            internal set {_inputDevice = value;} 
        }
 
        ///  
        ///     Read-only access to the input timestamp.
        ///  
        public int Timestamp
        {
            get {return _timestamp;}
        } 

 
        ///  
        ///     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)
        { 
            InputEventHandler handler = (InputEventHandler) genericHandler;
            handler(genericTarget, this);
        }
 
        private InputDevice _inputDevice;
        private static int _timestamp; 
     } 
}
 

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

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