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73 lines
1.8 KiB
73 lines
1.8 KiB
/************************************************************************
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Extended WPF Toolkit
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Copyright (C) 2010-2012 Xceed Software Inc.
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This program is provided to you under the terms of the Microsoft Public
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License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license
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This program can be provided to you by Xceed Software Inc. under a
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proprietary commercial license agreement for use in non-Open Source
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projects. The commercial version of Extended WPF Toolkit also includes
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priority technical support, commercial updates, and many additional
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useful WPF controls if you license Xceed Business Suite for WPF.
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Visit http://xceed.com and follow @datagrid on Twitter.
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**********************************************************************/
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using System;
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using System.Windows;
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namespace Xceed.Wpf.Toolkit.Core
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{
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public class PropertyChangedEventArgs<T> : RoutedEventArgs
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{
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#region Constructors
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public PropertyChangedEventArgs( RoutedEvent Event, T oldValue, T newValue )
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: base()
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{
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_oldValue = oldValue;
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_newValue = newValue;
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this.RoutedEvent = Event;
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}
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#endregion
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#region NewValue Property
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public T NewValue
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{
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get
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{
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return _newValue;
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}
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}
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private readonly T _newValue;
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#endregion
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#region OldValue Property
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public T OldValue
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{
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get
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{
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return _oldValue;
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}
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}
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private readonly T _oldValue;
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#endregion
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protected override void InvokeEventHandler( Delegate genericHandler, object genericTarget )
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{
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PropertyChangedEventHandler<T> handler = ( PropertyChangedEventHandler<T> )genericHandler;
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handler( genericTarget, this );
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}
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}
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}
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