TextProviderWrapper.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 / MS / Internal / Automation / TextProviderWrapper.cs / 1 / TextProviderWrapper.cs
                        
                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// 
// Description: Text pattern provider wrapper for WCP 
//
// History: 
//  03/09/2004 : a-davidj created.
//
//---------------------------------------------------------------------------
 
using System;
using System.Windows.Threading; 
using System.Windows; 
using System.Windows.Media;
using System.Windows.Automation; 
using System.Windows.Automation.Provider;
using System.Windows.Automation.Text;
using System.Windows.Automation.Peers;
using SR = MS.Internal.PresentationCore.SR; 
using SRID = MS.Internal.PresentationCore.SRID;
 
namespace MS.Internal.Automation 
{
    // see comment on InvokeProviderWrapper class for explanation of purpose and organization of these wrapper classes. 
    internal class TextProviderWrapper : MarshalByRefObject, ITextProvider
    {
        //-----------------------------------------------------
        // 
        //  Constructors
        // 
        //----------------------------------------------------- 

        #region Constructors 

        private TextProviderWrapper( AutomationPeer peer, ITextProvider iface )
        {
            _peer = peer; 
            _iface = iface;
        } 
 
        #endregion Constructors
 

        //------------------------------------------------------
        //
        //  Interface ITextProvider 
        //
        //----------------------------------------------------- 
 
        #region Interface ITextProvider
 
        public ITextRangeProvider [] GetSelection()
        {
            return (ITextRangeProvider [])ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetSelection), null);
        } 

        public ITextRangeProvider [] GetVisibleRanges() 
        { 
            return (ITextRangeProvider[])ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetVisibleRanges), null);
        } 

        public ITextRangeProvider RangeFromChild(IRawElementProviderSimple childElement)
        {
            if (!(childElement is ElementProxy)) 
            {
                throw new ArgumentException(SR.Get(SRID.TextProvider_InvalidChild, "childElement")); 
            } 

            return (ITextRangeProvider)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(RangeFromChild), childElement); 
        }

        public ITextRangeProvider RangeFromPoint(Point screenLocation)
        { 
            return (ITextRangeProvider)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(RangeFromPoint), screenLocation);
        } 
 
        public ITextRangeProvider DocumentRange
        { 
            get
            {
                return (ITextRangeProvider)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetDocumentRange), null);
            } 
        }
 
        public SupportedTextSelection SupportedTextSelection 
        {
            get 
            {
                return (SupportedTextSelection)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetSupportedTextSelection), null);
            }
        } 

        #endregion Interface ITextProvider 
 

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

        #region Internal Methods 
 
        internal static object Wrap( AutomationPeer peer, object iface )
        { 
            return new TextProviderWrapper( peer, (ITextProvider) iface );
        }

        #endregion Internal Methods 

        //----------------------------------------------------- 
        // 
        //  Private Methods
        // 
        //------------------------------------------------------

        #region Private Methods
 
        private object GetSelection(object unused)
        { 
            return TextRangeProviderWrapper.WrapArgument( _iface.GetSelection(), _peer ); 
        }
 
        private object GetVisibleRanges(object unused)
        {
            return TextRangeProviderWrapper.WrapArgument( _iface.GetVisibleRanges(), _peer );
        } 

        private object RangeFromChild(object arg) 
        { 
            IRawElementProviderSimple childElement = (IRawElementProviderSimple)arg;
            return TextRangeProviderWrapper.WrapArgument( _iface.RangeFromChild(childElement), _peer ); 
        }

        private object RangeFromPoint(object arg)
        { 
            Point screenLocation = (Point)arg;
            return TextRangeProviderWrapper.WrapArgument( _iface.RangeFromPoint(screenLocation), _peer ); 
        } 

        private object GetDocumentRange(object unused) 
        {
            return TextRangeProviderWrapper.WrapArgument( _iface.DocumentRange, _peer );
        }
 
        private object GetSupportedTextSelection(object unused)
        { 
            return _iface.SupportedTextSelection; 
        }
 
        #endregion Private Methods

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

        #region Private Fields 

        private AutomationPeer _peer;
        private ITextProvider _iface;
 
        #endregion Private Fields
    } 
} 


// 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: Text pattern provider wrapper for WCP 
//
// History: 
//  03/09/2004 : a-davidj created.
//
//---------------------------------------------------------------------------
 
using System;
using System.Windows.Threading; 
using System.Windows; 
using System.Windows.Media;
using System.Windows.Automation; 
using System.Windows.Automation.Provider;
using System.Windows.Automation.Text;
using System.Windows.Automation.Peers;
using SR = MS.Internal.PresentationCore.SR; 
using SRID = MS.Internal.PresentationCore.SRID;
 
namespace MS.Internal.Automation 
{
    // see comment on InvokeProviderWrapper class for explanation of purpose and organization of these wrapper classes. 
    internal class TextProviderWrapper : MarshalByRefObject, ITextProvider
    {
        //-----------------------------------------------------
        // 
        //  Constructors
        // 
        //----------------------------------------------------- 

        #region Constructors 

        private TextProviderWrapper( AutomationPeer peer, ITextProvider iface )
        {
            _peer = peer; 
            _iface = iface;
        } 
 
        #endregion Constructors
 

        //------------------------------------------------------
        //
        //  Interface ITextProvider 
        //
        //----------------------------------------------------- 
 
        #region Interface ITextProvider
 
        public ITextRangeProvider [] GetSelection()
        {
            return (ITextRangeProvider [])ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetSelection), null);
        } 

        public ITextRangeProvider [] GetVisibleRanges() 
        { 
            return (ITextRangeProvider[])ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetVisibleRanges), null);
        } 

        public ITextRangeProvider RangeFromChild(IRawElementProviderSimple childElement)
        {
            if (!(childElement is ElementProxy)) 
            {
                throw new ArgumentException(SR.Get(SRID.TextProvider_InvalidChild, "childElement")); 
            } 

            return (ITextRangeProvider)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(RangeFromChild), childElement); 
        }

        public ITextRangeProvider RangeFromPoint(Point screenLocation)
        { 
            return (ITextRangeProvider)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(RangeFromPoint), screenLocation);
        } 
 
        public ITextRangeProvider DocumentRange
        { 
            get
            {
                return (ITextRangeProvider)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetDocumentRange), null);
            } 
        }
 
        public SupportedTextSelection SupportedTextSelection 
        {
            get 
            {
                return (SupportedTextSelection)ElementUtil.Invoke(_peer, new DispatcherOperationCallback(GetSupportedTextSelection), null);
            }
        } 

        #endregion Interface ITextProvider 
 

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

        #region Internal Methods 
 
        internal static object Wrap( AutomationPeer peer, object iface )
        { 
            return new TextProviderWrapper( peer, (ITextProvider) iface );
        }

        #endregion Internal Methods 

        //----------------------------------------------------- 
        // 
        //  Private Methods
        // 
        //------------------------------------------------------

        #region Private Methods
 
        private object GetSelection(object unused)
        { 
            return TextRangeProviderWrapper.WrapArgument( _iface.GetSelection(), _peer ); 
        }
 
        private object GetVisibleRanges(object unused)
        {
            return TextRangeProviderWrapper.WrapArgument( _iface.GetVisibleRanges(), _peer );
        } 

        private object RangeFromChild(object arg) 
        { 
            IRawElementProviderSimple childElement = (IRawElementProviderSimple)arg;
            return TextRangeProviderWrapper.WrapArgument( _iface.RangeFromChild(childElement), _peer ); 
        }

        private object RangeFromPoint(object arg)
        { 
            Point screenLocation = (Point)arg;
            return TextRangeProviderWrapper.WrapArgument( _iface.RangeFromPoint(screenLocation), _peer ); 
        } 

        private object GetDocumentRange(object unused) 
        {
            return TextRangeProviderWrapper.WrapArgument( _iface.DocumentRange, _peer );
        }
 
        private object GetSupportedTextSelection(object unused)
        { 
            return _iface.SupportedTextSelection; 
        }
 
        #endregion Private Methods

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

        #region Private Fields 

        private AutomationPeer _peer;
        private ITextProvider _iface;
 
        #endregion Private Fields
    } 
} 


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

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