MouseButtonEventArgs.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Core / CSharp / System / Windows / Input / MouseButtonEventArgs.cs / 1 / MouseButtonEventArgs.cs
                        
                        
                            using System;
namespace System.Windows.Input
{
    ///  
    ///     The MouseButtonEventArgs describes the state of a Mouse button.
    ///  
    public class MouseButtonEventArgs : MouseEventArgs 
    {
        ///  
        ///     Initializes a new instance of the MouseButtonEventArgs class.
        /// 
        /// 
        ///     The logical Mouse device associated with this event. 
        /// 
        ///  
        ///     The time when the input occured. 
        /// 
        ///  
        ///     The mouse button whose state is being described.
        /// 
        public MouseButtonEventArgs(MouseDevice mouse,
                                    int timestamp, 
                                    MouseButton button) : base(mouse, timestamp)
        { 
            MouseButtonUtilities.Validate(button); 

            _button = button; 
            _count = 1;
        }

        ///  
        ///     Initializes a new instance of the MouseButtonEventArgs class.
        ///  
        ///  
        ///     The logical Mouse device associated with this event.
        ///  
        /// 
        ///     The time when the input occured.
        /// 
        ///  
        ///     The Mouse button whose state is being described.
        ///  
        ///  
        ///     The stylus device that was involved with this event.
        ///  
        public MouseButtonEventArgs(MouseDevice mouse,
                                    int timestamp,
                                    MouseButton button,
                                    StylusDevice stylusDevice) : base(mouse, timestamp, stylusDevice) 
        {
            MouseButtonUtilities.Validate(button); 
 
            _button = button;
            _count = 1; 
        }

        /// 
        ///     Read-only access to the button being described. 
        /// 
        public MouseButton ChangedButton 
        { 
            get {return _button;}
        } 

        /// 
        ///     Read-only access to the button state.
        ///  
        public MouseButtonState ButtonState
        { 
            get 
            {
                MouseButtonState state = MouseButtonState.Released; 

                switch(_button)
                {
                    case MouseButton.Left: 
                        state = this.MouseDevice.LeftButton;
                        break; 
 
                    case MouseButton.Right:
                        state = this.MouseDevice.RightButton; 
                        break;

                    case MouseButton.Middle:
                        state = this.MouseDevice.MiddleButton; 
                        break;
 
                    case MouseButton.XButton1: 
                        state = this.MouseDevice.XButton1;
                        break; 

                    case MouseButton.XButton2:
                        state = this.MouseDevice.XButton2;
                        break; 
                }
 
                return state; 
            }
        } 

        /// 
        ///     Read access to the button click count.
        ///  
        public int ClickCount
        { 
            get {return _count;} 
            internal set { _count = value;}
        } 

        /// 
        ///     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)
        { 
            MouseButtonEventHandler handler = (MouseButtonEventHandler) genericHandler;
            handler(genericTarget, this); 
        } 

        private MouseButton _button; 
        private int _count;
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
 
using System;
namespace System.Windows.Input
{
    ///  
    ///     The MouseButtonEventArgs describes the state of a Mouse button.
    ///  
    public class MouseButtonEventArgs : MouseEventArgs 
    {
        ///  
        ///     Initializes a new instance of the MouseButtonEventArgs class.
        /// 
        /// 
        ///     The logical Mouse device associated with this event. 
        /// 
        ///  
        ///     The time when the input occured. 
        /// 
        ///  
        ///     The mouse button whose state is being described.
        /// 
        public MouseButtonEventArgs(MouseDevice mouse,
                                    int timestamp, 
                                    MouseButton button) : base(mouse, timestamp)
        { 
            MouseButtonUtilities.Validate(button); 

            _button = button; 
            _count = 1;
        }

        ///  
        ///     Initializes a new instance of the MouseButtonEventArgs class.
        ///  
        ///  
        ///     The logical Mouse device associated with this event.
        ///  
        /// 
        ///     The time when the input occured.
        /// 
        ///  
        ///     The Mouse button whose state is being described.
        ///  
        ///  
        ///     The stylus device that was involved with this event.
        ///  
        public MouseButtonEventArgs(MouseDevice mouse,
                                    int timestamp,
                                    MouseButton button,
                                    StylusDevice stylusDevice) : base(mouse, timestamp, stylusDevice) 
        {
            MouseButtonUtilities.Validate(button); 
 
            _button = button;
            _count = 1; 
        }

        /// 
        ///     Read-only access to the button being described. 
        /// 
        public MouseButton ChangedButton 
        { 
            get {return _button;}
        } 

        /// 
        ///     Read-only access to the button state.
        ///  
        public MouseButtonState ButtonState
        { 
            get 
            {
                MouseButtonState state = MouseButtonState.Released; 

                switch(_button)
                {
                    case MouseButton.Left: 
                        state = this.MouseDevice.LeftButton;
                        break; 
 
                    case MouseButton.Right:
                        state = this.MouseDevice.RightButton; 
                        break;

                    case MouseButton.Middle:
                        state = this.MouseDevice.MiddleButton; 
                        break;
 
                    case MouseButton.XButton1: 
                        state = this.MouseDevice.XButton1;
                        break; 

                    case MouseButton.XButton2:
                        state = this.MouseDevice.XButton2;
                        break; 
                }
 
                return state; 
            }
        } 

        /// 
        ///     Read access to the button click count.
        ///  
        public int ClickCount
        { 
            get {return _count;} 
            internal set { _count = value;}
        } 

        /// 
        ///     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)
        { 
            MouseButtonEventHandler handler = (MouseButtonEventHandler) genericHandler;
            handler(genericTarget, this); 
        } 

        private MouseButton _button; 
        private int _count;
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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MouseButtonEventArgs.cs source code in C# .NET

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