// ------------------------------------------------------------------- // Copyright (c) Microsoft Corporation. All Rights Reserved. // ------------------------------------------------------------------- //From \\authoring\Sparkle\Source\1.0.1083.0\Common\Source\Framework\Data namespace System.Activities.Presentation.Internal.PropertyEditing.FromExpression.Framework.Data { using System; using System.Windows.Input; using System.Diagnostics.CodeAnalysis; using System.Runtime; internal sealed class DelegateCommand : ICommand { private SimpleEventHandler handler; private bool isEnabled = true; public DelegateCommand(SimpleEventHandler handler) { this.handler = handler; } public event EventHandler CanExecuteChanged; public bool IsEnabled { get { return this.isEnabled; } } void ICommand.Execute(object arg) { this.handler(); } bool ICommand.CanExecute(object arg) { return this.IsEnabled; } [SuppressMessage(FxCop.Category.Performance, FxCop.Rule.AvoidUncalledPrivateCode, Justification = "This is required by the ICommand interface.")] private void OnCanExecuteChanged() { if (this.CanExecuteChanged != null) { this.CanExecuteChanged(this, EventArgs.Empty); } } public delegate void SimpleEventHandler(); } } |