SelectionProcessor.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Framework / MS / Internal / Annotations / Anchoring / SelectionProcessor.cs / 1 / SelectionProcessor.cs
                        
                        
                            //------------------------------------------------------------------------------ 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: 
//     SelectionProcessor is an abstract class defining the API for 
//     creating and processing selections in the annotation framework.
//     SelectionProcessors are responsible for creating locator parts representing 
//     a selection and for creating selections based on a locator part.
//     Spec: http://team/sites/ag/Specifications/Anchoring%20Namespace%20Spec.doc
//
// History: 
//  12/01/2002: magedz: Created - based on architectural discussions and design
//                      by axelk, rruiz, magedz 
//  04/01/2003: rruiz:  Updated file as part of integrating into working system 
//  07/21/2003: rruiz:  Ported to WCP tree.
//  08/18/2003: rruiz:  Updated to Anchoring Namespace spec. 
//  05/07/2004: ssimova: Removed Xpath expressions
//  01/07/2004: rruiz:  Removed LocatorManager property.
//
//----------------------------------------------------------------------------- 
using System;
using System.Collections; 
using System.Collections.Generic; 
using System.Windows;
using System.Windows.Annotations; 
using System.Windows.Media;
using MS.Utility;
using System.Xml;
 
namespace MS.Internal.Annotations.Anchoring
{ 
    ///  
    ///     SelectionProcessor is an abstract class defining the API for
    ///     creating and processing selections in the annotation framework. 
    ///     SelectionProcessors are responsible for creating locator parts representing
    ///     a selection and for creating selections based on a locator part.
    /// 
    internal abstract class SelectionProcessor 
    {
        //----------------------------------------------------- 
        // 
        //  Constructors
        // 
        //-----------------------------------------------------

        #region Constructors
 
        /// 
        ///     Creates an instance of SelectionProcessor. 
        ///  
        protected SelectionProcessor()
        { 
        }

        #endregion Constructors
 
        //------------------------------------------------------
        // 
        //  Public Methods 
        //
        //----------------------------------------------------- 

        #region Public Methods

        ///  
        ///     Merges the two selections into one, if possible.
        ///  
        /// selection to merge  
        /// other selection to merge 
        /// new selection that contains the data from both 
        /// selection1 and selection2
        /// true if the selections were merged, false otherwise
        /// 
        /// selection1 or selection2 are 
        /// null
        public abstract bool MergeSelections(Object selection1, Object selection2, out Object newSelection); 
 
        /// 
        ///     Gets the tree elements spanned by the selection. 
        /// 
        /// the selection to examine
        /// a list of elements spanned by the selection; never returns
        /// null 
        /// selection is null
        /// selection is of wrong type 
        public abstract IList GetSelectedNodes(Object selection); 

        ///  
        ///     Gets the parent element of this selection.
        /// 
        /// the selection to examine
        /// the parent element of the selection; can be null 
        /// selection is null
        /// selection is of wrong type 
        public abstract UIElement GetParent(Object selection); 

        ///  
        ///     Gets the anchor point for the selection
        /// 
        /// the selection to examine
        /// the anchor point of the selection; can be null 
        /// selection is null
        /// selection is of wrong type 
        public abstract Point GetAnchorPoint(Object selection); 

        ///  
        ///     Creates one or more locator parts representing the portion
        ///     of 'startNode' spanned by 'selection'.
        /// 
        /// the selection that is being processed 
        /// the node the locator parts should be in the
        /// context of 
        /// one or more locator parts representing the portion of 'startNode' spanned 
        /// by 'selection'
        /// startNode or selection is null 
        /// startNode is not a DependencyObject or
        /// selection is of the wrong type
        public abstract IList GenerateLocatorParts(Object selection, DependencyObject startNode);
 
        /// 
        ///     Creates a selection object spanning the portion of 'startNode' 
        ///     specified by 'locatorPart'. 
        /// 
        /// locator part specifying data to be spanned 
        /// the node to be spanned by the created
        /// selection
        /// describes the level of resolution reached when resolving the locator part
        /// a selection spanning the portion of 'startNode' specified by 
        /// 'locatorPart'
        /// locatorPart or startNode are 
        /// null 
        /// locatorPart is of the incorrect type
        public abstract Object ResolveLocatorPart(ContentLocatorPart locatorPart, DependencyObject startNode, out AttachmentLevel attachmentLevel); 

        /// 
        ///     Returns a list of XmlQualifiedNames representing the
        ///     the locator parts this processor can resolve/generate. 
        /// 
        public abstract XmlQualifiedName[] GetLocatorPartTypes(); 
 
        #endregion Public Methods
 
        //------------------------------------------------------
        //
        //  Public Operators
        // 
        //------------------------------------------------------
 
        //----------------------------------------------------- 
        //
        //  Public Properties 
        //
        //------------------------------------------------------

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

// 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: 
//     SelectionProcessor is an abstract class defining the API for 
//     creating and processing selections in the annotation framework.
//     SelectionProcessors are responsible for creating locator parts representing 
//     a selection and for creating selections based on a locator part.
//     Spec: http://team/sites/ag/Specifications/Anchoring%20Namespace%20Spec.doc
//
// History: 
//  12/01/2002: magedz: Created - based on architectural discussions and design
//                      by axelk, rruiz, magedz 
//  04/01/2003: rruiz:  Updated file as part of integrating into working system 
//  07/21/2003: rruiz:  Ported to WCP tree.
//  08/18/2003: rruiz:  Updated to Anchoring Namespace spec. 
//  05/07/2004: ssimova: Removed Xpath expressions
//  01/07/2004: rruiz:  Removed LocatorManager property.
//
//----------------------------------------------------------------------------- 
using System;
using System.Collections; 
using System.Collections.Generic; 
using System.Windows;
using System.Windows.Annotations; 
using System.Windows.Media;
using MS.Utility;
using System.Xml;
 
namespace MS.Internal.Annotations.Anchoring
{ 
    ///  
    ///     SelectionProcessor is an abstract class defining the API for
    ///     creating and processing selections in the annotation framework. 
    ///     SelectionProcessors are responsible for creating locator parts representing
    ///     a selection and for creating selections based on a locator part.
    /// 
    internal abstract class SelectionProcessor 
    {
        //----------------------------------------------------- 
        // 
        //  Constructors
        // 
        //-----------------------------------------------------

        #region Constructors
 
        /// 
        ///     Creates an instance of SelectionProcessor. 
        ///  
        protected SelectionProcessor()
        { 
        }

        #endregion Constructors
 
        //------------------------------------------------------
        // 
        //  Public Methods 
        //
        //----------------------------------------------------- 

        #region Public Methods

        ///  
        ///     Merges the two selections into one, if possible.
        ///  
        /// selection to merge  
        /// other selection to merge 
        /// new selection that contains the data from both 
        /// selection1 and selection2
        /// true if the selections were merged, false otherwise
        /// 
        /// selection1 or selection2 are 
        /// null
        public abstract bool MergeSelections(Object selection1, Object selection2, out Object newSelection); 
 
        /// 
        ///     Gets the tree elements spanned by the selection. 
        /// 
        /// the selection to examine
        /// a list of elements spanned by the selection; never returns
        /// null 
        /// selection is null
        /// selection is of wrong type 
        public abstract IList GetSelectedNodes(Object selection); 

        ///  
        ///     Gets the parent element of this selection.
        /// 
        /// the selection to examine
        /// the parent element of the selection; can be null 
        /// selection is null
        /// selection is of wrong type 
        public abstract UIElement GetParent(Object selection); 

        ///  
        ///     Gets the anchor point for the selection
        /// 
        /// the selection to examine
        /// the anchor point of the selection; can be null 
        /// selection is null
        /// selection is of wrong type 
        public abstract Point GetAnchorPoint(Object selection); 

        ///  
        ///     Creates one or more locator parts representing the portion
        ///     of 'startNode' spanned by 'selection'.
        /// 
        /// the selection that is being processed 
        /// the node the locator parts should be in the
        /// context of 
        /// one or more locator parts representing the portion of 'startNode' spanned 
        /// by 'selection'
        /// startNode or selection is null 
        /// startNode is not a DependencyObject or
        /// selection is of the wrong type
        public abstract IList GenerateLocatorParts(Object selection, DependencyObject startNode);
 
        /// 
        ///     Creates a selection object spanning the portion of 'startNode' 
        ///     specified by 'locatorPart'. 
        /// 
        /// locator part specifying data to be spanned 
        /// the node to be spanned by the created
        /// selection
        /// describes the level of resolution reached when resolving the locator part
        /// a selection spanning the portion of 'startNode' specified by 
        /// 'locatorPart'
        /// locatorPart or startNode are 
        /// null 
        /// locatorPart is of the incorrect type
        public abstract Object ResolveLocatorPart(ContentLocatorPart locatorPart, DependencyObject startNode, out AttachmentLevel attachmentLevel); 

        /// 
        ///     Returns a list of XmlQualifiedNames representing the
        ///     the locator parts this processor can resolve/generate. 
        /// 
        public abstract XmlQualifiedName[] GetLocatorPartTypes(); 
 
        #endregion Public Methods
 
        //------------------------------------------------------
        //
        //  Public Operators
        // 
        //------------------------------------------------------
 
        //----------------------------------------------------- 
        //
        //  Public Properties 
        //
        //------------------------------------------------------

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

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