AttachedAnnotationChangedEventArgs.cs source code in C# .NET

                        Code:
                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Framework / MS / Internal / Annotations / AttachedAnnotationChangedEventArgs.cs / 1 / AttachedAnnotationChangedEventArgs.cs
                        
                        
                            //---------------------------------------------------------------------------- 
// 
//    Copyright(C) Microsoft Corporation.  All rights reserved.
// 
// 
// Description:
//      AttachedAnnotationChangedEventArgs Is the event argument class 
//      for the AttachedAnnotationChanged event fired by the AnnotationService 
//
// History: 
//  11/11/2003 magedz
//   6/30/2004 rruiz:   Renamed from *Updated* to *Changed*
//
// Copyright(C) 2002 by Microsoft Corporation.  All rights reserved. 
//
//--------------------------------------------------------------------------- 
using System; 
using System.Collections;
using System.ComponentModel; 
using System.Windows.Threading;
using System.Windows;
using System.Windows.Annotations.Storage;
using System.Windows.Controls; 
using System.Windows.Documents;
using System.Windows.Input; 
using System.Windows.Media; 
using System.Xml;
using System.Diagnostics; 
using MS.Internal;
using MS.Utility;
using System.Reflection;        // for BindingFlags
using System.Globalization;     // for CultureInfo 

namespace MS.Internal.Annotations 
{ 
    /// 
    /// AttachedAnnotationAction, Added or Deleted, or Modified 
    ///
    internal enum AttachedAnnotationAction
    {
        ///  
        /// an attached annotation is being added to the system during load
        ///  
        Loaded, 

        ///  
        /// an attached annotation is being deleted from the system during unload
        /// 
        Unloaded,
 
        /// 
        /// an attached annotation is being modified through AnnotationStore.Modify 
        ///  
        AnchorModified,
 
        /// 
        /// an attached annotation is being added to the system through AnnotationStore.Add
        /// 
        Added, 

        ///  
        /// an attached annotation is being deleted from the system through AnnotationStore.Delete 
        /// 
        Deleted 
    }


 
    /// 
    /// The data structure that describes the event. Mainly: 
    ///     1- the Action, 
    ///     2- the Original IAttachedAnnotation (null in case of Add or Delete)
    ///     3- the new IAttachedAnnotation 
    ///     4- the IsAnchorChanged, which is a bool to indicates whether the
    ///     anchor has changed or not (its value is valid only in cases of Action = Modify)
    /// 
    internal class AttachedAnnotationChangedEventArgs: System.EventArgs 
    {
        //----------------------------------------------------- 
        // 
        //  Constructors
        // 
        //-----------------------------------------------------

        #region Constructors
 
        /// 
        /// internal constructor that creates an AttachedAnnotationChangedEventArgs 
        ///  
        /// action represented by this instance
        /// annotation that was added/deleted/modified 
        /// if action is modified, previous attached anchor
        /// if action is modified, previous attachment level
        internal AttachedAnnotationChangedEventArgs(AttachedAnnotationAction action, IAttachedAnnotation attachedAnnotation, object previousAttachedAnchor, AttachmentLevel previousAttachmentLevel)
        { 
            Invariant.Assert(attachedAnnotation != null);
 
            _action = action; 
            _attachedAnnotation = attachedAnnotation;
            _previousAttachedAnchor = previousAttachedAnchor; 
            _previousAttachmentLevel = previousAttachmentLevel;
        }

        #endregion Constructors 

        //------------------------------------------------------ 
        // 
        //  Public Methods
        // 
        //-----------------------------------------------------

        //------------------------------------------------------
        // 
        //  Public Properties
        // 
        //------------------------------------------------------ 

        #region Public Properties 

        /// 
        /// the update Action: Add, Delete, or Modify
        ///  
        public AttachedAnnotationAction Action { get { return _action; } }
 
        ///  
        /// the new IAttachedAnnotation
        ///  
        public IAttachedAnnotation AttachedAnnotation { get { return _attachedAnnotation; } }

        /// 
        /// The previous attached anchor for this attached annotation.  Will be null when Action is 
        /// not Modified.
        ///  
        public object PreviousAttachedAnchor { get { return _previousAttachedAnchor; } } 

 
        /// 
        /// The previous attachment level for this atttached annotation.  Only valid if Action is
        /// Modified.
        ///  
        public AttachmentLevel PreviousAttachmentLevel { get { return _previousAttachmentLevel; } }
 
        #endregion Public Properties 

        //----------------------------------------------------- 
        //
        //  Public Events
        //
        //------------------------------------------------------ 

        //----------------------------------------------------- 
        // 
        //  Internal Methods
        // 
        //-----------------------------------------------------

        #region Internal Methods
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action added 
        ///  
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs 
        internal static AttachedAnnotationChangedEventArgs Added(IAttachedAnnotation attachedAnnotation)
        {
            Invariant.Assert(attachedAnnotation != null);
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Added, attachedAnnotation, null, AttachmentLevel.Unresolved);
        } 
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action Loaded 
        /// 
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs
        internal static AttachedAnnotationChangedEventArgs Loaded(IAttachedAnnotation attachedAnnotation) 
        {
            Invariant.Assert(attachedAnnotation != null); 
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Loaded, attachedAnnotation, null, AttachmentLevel.Unresolved);
        } 

        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action deleted
        ///  
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs 
        internal static AttachedAnnotationChangedEventArgs Deleted(IAttachedAnnotation attachedAnnotation) 
        {
            Invariant.Assert(attachedAnnotation != null); 

            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Deleted, attachedAnnotation, null, AttachmentLevel.Unresolved);
        }
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action Unloaded 
        ///  
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs 
        internal static AttachedAnnotationChangedEventArgs Unloaded(IAttachedAnnotation attachedAnnotation)
        {
            Invariant.Assert(attachedAnnotation != null);
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Unloaded, attachedAnnotation, null, AttachmentLevel.Unresolved);
        } 
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action modified 
        /// 
        /// the IAttachedAnnotation associated with the event
        /// the previous attached anchor for the attached annotation
        /// the previous attachment level for the attached annotation 
        /// the constructed AttachedAnnotationChangedEventArgs
        internal static AttachedAnnotationChangedEventArgs Modified(IAttachedAnnotation attachedAnnotation, object previousAttachedAnchor, AttachmentLevel previousAttachmentLevel) 
        { 
            Invariant.Assert(attachedAnnotation != null && previousAttachedAnchor != null);
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.AnchorModified, attachedAnnotation, previousAttachedAnchor, previousAttachmentLevel);
        }

        #endregion Internal Methods 

        //----------------------------------------------------- 
        // 
        //  Private Fields
        // 
        //------------------------------------------------------

        #region Private Fields
 
        private AttachedAnnotationAction _action;
        private IAttachedAnnotation _attachedAnnotation; 
        private object _previousAttachedAnchor; 
        private AttachmentLevel _previousAttachmentLevel;
 
        #endregion Private Fields
   }

    ///  
    /// the signature of the AttachedAnnotationChangedEventHandler delegate
    ///  
    internal delegate void AttachedAnnotationChangedEventHandler(object sender, AttachedAnnotationChangedEventArgs e); 

} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
//---------------------------------------------------------------------------- 
// 
//    Copyright(C) Microsoft Corporation.  All rights reserved.
// 
// 
// Description:
//      AttachedAnnotationChangedEventArgs Is the event argument class 
//      for the AttachedAnnotationChanged event fired by the AnnotationService 
//
// History: 
//  11/11/2003 magedz
//   6/30/2004 rruiz:   Renamed from *Updated* to *Changed*
//
// Copyright(C) 2002 by Microsoft Corporation.  All rights reserved. 
//
//--------------------------------------------------------------------------- 
using System; 
using System.Collections;
using System.ComponentModel; 
using System.Windows.Threading;
using System.Windows;
using System.Windows.Annotations.Storage;
using System.Windows.Controls; 
using System.Windows.Documents;
using System.Windows.Input; 
using System.Windows.Media; 
using System.Xml;
using System.Diagnostics; 
using MS.Internal;
using MS.Utility;
using System.Reflection;        // for BindingFlags
using System.Globalization;     // for CultureInfo 

namespace MS.Internal.Annotations 
{ 
    /// 
    /// AttachedAnnotationAction, Added or Deleted, or Modified 
    ///
    internal enum AttachedAnnotationAction
    {
        ///  
        /// an attached annotation is being added to the system during load
        ///  
        Loaded, 

        ///  
        /// an attached annotation is being deleted from the system during unload
        /// 
        Unloaded,
 
        /// 
        /// an attached annotation is being modified through AnnotationStore.Modify 
        ///  
        AnchorModified,
 
        /// 
        /// an attached annotation is being added to the system through AnnotationStore.Add
        /// 
        Added, 

        ///  
        /// an attached annotation is being deleted from the system through AnnotationStore.Delete 
        /// 
        Deleted 
    }


 
    /// 
    /// The data structure that describes the event. Mainly: 
    ///     1- the Action, 
    ///     2- the Original IAttachedAnnotation (null in case of Add or Delete)
    ///     3- the new IAttachedAnnotation 
    ///     4- the IsAnchorChanged, which is a bool to indicates whether the
    ///     anchor has changed or not (its value is valid only in cases of Action = Modify)
    /// 
    internal class AttachedAnnotationChangedEventArgs: System.EventArgs 
    {
        //----------------------------------------------------- 
        // 
        //  Constructors
        // 
        //-----------------------------------------------------

        #region Constructors
 
        /// 
        /// internal constructor that creates an AttachedAnnotationChangedEventArgs 
        ///  
        /// action represented by this instance
        /// annotation that was added/deleted/modified 
        /// if action is modified, previous attached anchor
        /// if action is modified, previous attachment level
        internal AttachedAnnotationChangedEventArgs(AttachedAnnotationAction action, IAttachedAnnotation attachedAnnotation, object previousAttachedAnchor, AttachmentLevel previousAttachmentLevel)
        { 
            Invariant.Assert(attachedAnnotation != null);
 
            _action = action; 
            _attachedAnnotation = attachedAnnotation;
            _previousAttachedAnchor = previousAttachedAnchor; 
            _previousAttachmentLevel = previousAttachmentLevel;
        }

        #endregion Constructors 

        //------------------------------------------------------ 
        // 
        //  Public Methods
        // 
        //-----------------------------------------------------

        //------------------------------------------------------
        // 
        //  Public Properties
        // 
        //------------------------------------------------------ 

        #region Public Properties 

        /// 
        /// the update Action: Add, Delete, or Modify
        ///  
        public AttachedAnnotationAction Action { get { return _action; } }
 
        ///  
        /// the new IAttachedAnnotation
        ///  
        public IAttachedAnnotation AttachedAnnotation { get { return _attachedAnnotation; } }

        /// 
        /// The previous attached anchor for this attached annotation.  Will be null when Action is 
        /// not Modified.
        ///  
        public object PreviousAttachedAnchor { get { return _previousAttachedAnchor; } } 

 
        /// 
        /// The previous attachment level for this atttached annotation.  Only valid if Action is
        /// Modified.
        ///  
        public AttachmentLevel PreviousAttachmentLevel { get { return _previousAttachmentLevel; } }
 
        #endregion Public Properties 

        //----------------------------------------------------- 
        //
        //  Public Events
        //
        //------------------------------------------------------ 

        //----------------------------------------------------- 
        // 
        //  Internal Methods
        // 
        //-----------------------------------------------------

        #region Internal Methods
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action added 
        ///  
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs 
        internal static AttachedAnnotationChangedEventArgs Added(IAttachedAnnotation attachedAnnotation)
        {
            Invariant.Assert(attachedAnnotation != null);
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Added, attachedAnnotation, null, AttachmentLevel.Unresolved);
        } 
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action Loaded 
        /// 
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs
        internal static AttachedAnnotationChangedEventArgs Loaded(IAttachedAnnotation attachedAnnotation) 
        {
            Invariant.Assert(attachedAnnotation != null); 
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Loaded, attachedAnnotation, null, AttachmentLevel.Unresolved);
        } 

        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action deleted
        ///  
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs 
        internal static AttachedAnnotationChangedEventArgs Deleted(IAttachedAnnotation attachedAnnotation) 
        {
            Invariant.Assert(attachedAnnotation != null); 

            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Deleted, attachedAnnotation, null, AttachmentLevel.Unresolved);
        }
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action Unloaded 
        ///  
        /// the IAttachedAnnotation associated with the event
        /// the constructed AttachedAnnotationChangedEventArgs 
        internal static AttachedAnnotationChangedEventArgs Unloaded(IAttachedAnnotation attachedAnnotation)
        {
            Invariant.Assert(attachedAnnotation != null);
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.Unloaded, attachedAnnotation, null, AttachmentLevel.Unresolved);
        } 
 
        /// 
        /// factory method to create an AttachedAnnotationChangedEventArgs for the action modified 
        /// 
        /// the IAttachedAnnotation associated with the event
        /// the previous attached anchor for the attached annotation
        /// the previous attachment level for the attached annotation 
        /// the constructed AttachedAnnotationChangedEventArgs
        internal static AttachedAnnotationChangedEventArgs Modified(IAttachedAnnotation attachedAnnotation, object previousAttachedAnchor, AttachmentLevel previousAttachmentLevel) 
        { 
            Invariant.Assert(attachedAnnotation != null && previousAttachedAnchor != null);
 
            return new AttachedAnnotationChangedEventArgs(AttachedAnnotationAction.AnchorModified, attachedAnnotation, previousAttachedAnchor, previousAttachmentLevel);
        }

        #endregion Internal Methods 

        //----------------------------------------------------- 
        // 
        //  Private Fields
        // 
        //------------------------------------------------------

        #region Private Fields
 
        private AttachedAnnotationAction _action;
        private IAttachedAnnotation _attachedAnnotation; 
        private object _previousAttachedAnchor; 
        private AttachmentLevel _previousAttachmentLevel;
 
        #endregion Private Fields
   }

    ///  
    /// the signature of the AttachedAnnotationChangedEventHandler delegate
    ///  
    internal delegate void AttachedAnnotationChangedEventHandler(object sender, AttachedAnnotationChangedEventArgs e); 

} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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