Kepler-Release/Venus/Framework/ClientBase/OpenSEMI.ClientBase.Command/CommandSource.cs

using System.Windows;

namespace OpenSEMI.ClientBase.Command
{
	public static class CommandSource
	{
		public static readonly DependencyProperty TriggerProperty = DependencyProperty.RegisterAttached("Trigger1", typeof(ICommandTrigger), typeof(CommandSource), new UIPropertyMetadata(null, TriggerPropertyChanged));

		public static ICommandTrigger GetTrigger(FrameworkElement source)
		{
			return (ICommandTrigger)source.GetValue(TriggerProperty);
		}

		public static void SetTrigger(FrameworkElement source, ICommandTrigger value)
		{
			source.SetValue(TriggerProperty, value);
		}

		private static void TriggerPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
		{
			FrameworkElement source = d as FrameworkElement;
			(e.NewValue as ICommandTrigger)?.Initialize(source);
		}
	}
}