StylusSystemGestureEventArgs.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Input / Stylus / StylusSystemGestureEventArgs.cs / 1305600 / 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 (!RawStylusSystemGestureInputReport.IsValidSystemGesture(systemGesture, false, false))
            { 
                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 (!RawStylusSystemGestureInputReport.IsValidSystemGesture(systemGesture, true, false))
            { 
                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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