XmlWhitespace.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Xml / System / Xml / Dom / XmlWhitespace.cs / 1 / XmlWhitespace.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
//-----------------------------------------------------------------------------
 
namespace System.Xml 
{
    using System; 
    using System.Xml.XPath;
    using System.Text;
    using System.Diagnostics;
 
    // Represents the text content of an element or attribute.
    public class XmlWhitespace : XmlCharacterData { 
        protected internal XmlWhitespace( string strData, XmlDocument doc ) : base( strData, doc ) { 
            if ( !doc.IsLoading && !base.CheckOnData( strData ) )
                throw new ArgumentException(Res.GetString(Res.Xdom_WS_Char)); 
        }

        // Gets the name of the node.
        public override String Name { 
            get {
                return OwnerDocument.strNonSignificantWhitespaceName; 
            } 
        }
 
        // Gets the name of the current node without the namespace prefix.
        public override String LocalName {
            get {
                return OwnerDocument.strNonSignificantWhitespaceName; 
            }
        } 
 
        // Gets the type of the current node.
        public override XmlNodeType NodeType { 
            get {
                return XmlNodeType.Whitespace;
            }
        } 

        public override XmlNode ParentNode { 
            get { 
                switch (parentNode.NodeType) {
                    case XmlNodeType.Document: 
                        return base.ParentNode;
                    case XmlNodeType.Text:
                    case XmlNodeType.CDATA:
                    case XmlNodeType.Whitespace: 
                    case XmlNodeType.SignificantWhitespace:
                        XmlNode parent = parentNode.parentNode; 
                        while (parent.IsText) { 
                            parent = parent.parentNode;
                        } 
                        return parent;
                    default:
                        return parentNode;
                } 
            }
        } 
 
        public override String Value {
            get { 
                return Data;
            }

            set { 
                if ( CheckOnData( value ) )
                    Data = value; 
                else 
                    throw new ArgumentException(Res.GetString(Res.Xdom_WS_Char));
            } 
        }

        // Creates a duplicate of this node.
        public override XmlNode CloneNode(bool deep) { 
            Debug.Assert( OwnerDocument != null );
            return OwnerDocument.CreateWhitespace( Data ); 
        } 

        // Saves the node to the specified XmlWriter. 
        public override void WriteTo(XmlWriter w) {
            w.WriteWhitespace(Data);
        }
 
        // Saves all the children of the node to the specified XmlWriter.
        public override void WriteContentTo(XmlWriter w) { 
            // Intentionally do nothing 
        }
 
        internal override XPathNodeType XPNodeType {
            get {
                XPathNodeType xnt = XPathNodeType.Whitespace;
                DecideXPNodeTypeForTextNodes( this, ref xnt ); 
                return xnt;
            } 
        } 

        internal override bool IsText { 
            get {
                return true;
            }
        } 

        internal override XmlNode PreviousText { 
            get { 
                if (parentNode.IsText) {
                    return parentNode; 
                }
                return null;
            }
        } 
    }
} 

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

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