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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
//
using System;
using System.Windows;
using System.Windows.Input;
namespace System.Windows.Input
{
public static class Touch
{
internal static readonly RoutedEvent PreviewTouchDownEvent = EventManager.RegisterRoutedEvent("PreviewTouchDown", RoutingStrategy.Tunnel, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent TouchDownEvent = EventManager.RegisterRoutedEvent("TouchDown", RoutingStrategy.Bubble, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent PreviewTouchMoveEvent = EventManager.RegisterRoutedEvent("PreviewTouchMove", RoutingStrategy.Tunnel, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent TouchMoveEvent = EventManager.RegisterRoutedEvent("TouchMove", RoutingStrategy.Bubble, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent PreviewTouchUpEvent = EventManager.RegisterRoutedEvent("PreviewTouchUp", RoutingStrategy.Tunnel, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent TouchUpEvent = EventManager.RegisterRoutedEvent("TouchUp", RoutingStrategy.Bubble, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent GotTouchCaptureEvent = EventManager.RegisterRoutedEvent("GotTouchCapture", RoutingStrategy.Bubble, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent LostTouchCaptureEvent = EventManager.RegisterRoutedEvent("LostTouchCapture", RoutingStrategy.Bubble, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent TouchEnterEvent = EventManager.RegisterRoutedEvent("TouchEnter", RoutingStrategy.Direct, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
internal static readonly RoutedEvent TouchLeaveEvent = EventManager.RegisterRoutedEvent("TouchLeave", RoutingStrategy.Direct, typeof(EventHandler<TouchEventArgs>), typeof(Touch));
/// <summary>
/// Raised when there is an update to the list of touch devices.
/// </summary>
/// <remarks>
/// This API is provided for compatibility with Silverlight, but due to different
/// device implementations, this event will be called in WPF whenever any change
/// occurs to any touch device instead of on a frame basis.
/// </remarks>
public static event TouchFrameEventHandler FrameReported;
internal static void ReportFrame()
{
if (FrameReported != null)
{
TouchFrameEventArgs args = new TouchFrameEventArgs(Environment.TickCount);
FrameReported(null, args);
}
}
}
}
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