Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Core / System / Windows / Input / Stylus / StylusSystemGestureEventArgs.cs / 1 / StylusSystemGestureEventArgs.cs
using System; using System.Collections; using System.ComponentModel; using System.Windows.Media; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows.Input { ///////////////////////////////////////////////////////////////////////// ////// The StylusSystemGestureEventArgs class provides access to the logical /// Stylus device for all derived event args. /// public class StylusSystemGestureEventArgs : StylusEventArgs { ///////////////////////////////////////////////////////////////////// ////// Initializes a new instance of the StylusSystemGestureEventArgs class. /// /// /// The logical Stylus device associated with this event. /// /// /// The time when the input occured. /// /// /// The type of system gesture. /// public StylusSystemGestureEventArgs( StylusDevice stylusDevice, int timestamp, SystemGesture systemGesture) : base(stylusDevice, timestamp) { if (systemGesture != SystemGesture.Tap && systemGesture != SystemGesture.RightTap && systemGesture != SystemGesture.Drag && systemGesture != SystemGesture.RightDrag && systemGesture != SystemGesture.HoldEnter && systemGesture != SystemGesture.HoldLeave && systemGesture != SystemGesture.HoverEnter && systemGesture != SystemGesture.HoverLeave && systemGesture != SystemGesture.None) { throw new InvalidEnumArgumentException(SR.Get(SRID.Enum_Invalid, "systemGesture")); } _id = systemGesture; } ///////////////////////////////////////////////////////////////////// ////// Initializes a new instance of the StylusSystemGestureEventArgs class. /// /// /// The logical Stylus device associated with this event. /// /// /// The time when the input occured. /// /// /// The type of system gesture. /// /// /// The X location reported with this system gesture. In tablet /// device coordinates. /// /// /// The Y location reported with this system gesture. In tablet /// device coordinates. /// /// /// The button state at the time of the system gesture. /// Note: A flick gesture will pass the flick data in the parameter. /// internal StylusSystemGestureEventArgs( StylusDevice stylusDevice, int timestamp, SystemGesture systemGesture, int gestureX, int gestureY, int buttonState) : base(stylusDevice, timestamp) { if (systemGesture != SystemGesture.Tap && systemGesture != SystemGesture.RightTap && systemGesture != SystemGesture.Drag && systemGesture != SystemGesture.RightDrag && systemGesture != SystemGesture.HoldEnter && systemGesture != SystemGesture.HoldLeave && systemGesture != SystemGesture.HoverEnter && systemGesture != SystemGesture.HoverLeave && systemGesture != SystemGesture.Flick && systemGesture != SystemGesture.None) { throw new InvalidEnumArgumentException(SR.Get(SRID.Enum_Invalid, "systemGesture")); } _id = systemGesture; _buttonState = buttonState; _gestureX = gestureX; _gestureY = gestureY; } ///////////////////////////////////////////////////////////////////// ////// Field to retrieve which gesture occurred. /// public SystemGesture SystemGesture { get { return _id; } } ///////////////////////////////////////////////////////////////////// ////// Field to retrieve the button state reported with this /// system gesture. /// /// NOTE: For a Flick gesture this param contains the flick /// and not the button state. /// internal int ButtonState { get { return _buttonState; } } ///////////////////////////////////////////////////////////////////// ////// Field to retrieve the X location of the system gesture. /// This is in tablet device coordinates. /// internal int GestureX { get { return _gestureX; } } ///////////////////////////////////////////////////////////////////// ////// Field to retrieve the Y location of the system gesture. /// This is in tablet device coordinates. /// internal int GestureY { get { return _gestureY; } } ///////////////////////////////////////////////////////////////////// ////// 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) { StylusSystemGestureEventHandler handler = (StylusSystemGestureEventHandler) genericHandler; handler(genericTarget, this); } ///////////////////////////////////////////////////////////////////// SystemGesture _id; int _buttonState; int _gestureX; int _gestureY; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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