2002-08-25 Tim Coleman <tim@timcoleman.com>

[mono.git] / mcs / class / System.XML / System.Xml / XmlWhitespace.cs

diff --git a/mcs/class/System.XML/System.Xml/XmlWhitespace.cs b/mcs/class/System.XML/System.Xml/XmlWhitespace.cs
index c49d880360b79a736cc90243badc758b4d036c32..62abbb824132e52fda7b9ba92d76e14b08b54df5 100644 (file)
--- a/mcs/class/System.XML/System.Xml/XmlWhitespace.cs
+++ b/mcs/class/System.XML/System.Xml/XmlWhitespace.cs
@@ -1,58 +1,66 @@
-//\r
-// System.Xml.XmlWhitespace.cs\r
-//\r
-// Author:\r
-//     Duncan Mak  (duncan@ximian.com)\r
-//\r
-// (C) Ximian, Inc. http://www.ximian.com\r
-//\r
-\r
-using System;\r
-\r
-namespace System.Xml\r
-{\r
-       public class XmlWhitespace : XmlCharacterData\r
-       {\r
-               // Constructor\r
-               protected internal XmlWhitespace (string strData, XmlDocument doc)\r
-                       : base (strData, doc)\r
-               {\r
-               }\r
-               \r
-               // Properties\r
-               public override string LocalName {\r
-                       get { return "#whitespace"; }\r
-               }\r
-\r
-               public override string Name {\r
-                       get { return "#whitespace"; }\r
-               }\r
-\r
-               public override XmlNodeType NodeType {\r
-                       get { return XmlNodeType.Whitespace; }\r
-               }\r
-\r
-               [MonoTODO]\r
-               public override string Value {\r
-                       get { return null; }\r
-                       set {}\r
-               }\r
-\r
-               // Methods\r
-               public override XmlNode CloneNode (bool deep)\r
-               {\r
-                       // always return the data value\r
-                       return new XmlWhitespace (Data, OwnerDocument); \r
-               }\r
-\r
-               [MonoTODO]\r
-               public override void WriteContentTo (XmlWriter w)\r
-               {                       \r
-               }\r
-\r
-               [MonoTODO]\r
-               public override void WriteTo (XmlWriter w)\r
-               {                       \r
-               }\r
-       }\r
-}\r
+//
+// System.Xml.XmlWhitespace.cs
+//
+// Author:
+//     Duncan Mak  (duncan@ximian.com)
+//
+// (C) Ximian, Inc. http://www.ximian.com
+//
+
+using System;
+
+namespace System.Xml
+{
+       public class XmlWhitespace : XmlCharacterData
+       {
+               // Constructor
+               protected internal XmlWhitespace (string strData, XmlDocument doc)
+                       : base (strData, doc)
+               {
+               }
+               
+               // Properties
+               public override string LocalName {
+                       get { return "#whitespace"; }
+               }
+
+               public override string Name {
+                       get { return "#whitespace"; }
+               }
+
+               public override XmlNodeType NodeType {
+                       get { return XmlNodeType.Whitespace; }
+               }
+
+               public override string Value {
+                       get { return Data; }
+                       [MonoTODO]
+                       set {
+                               if (IsValidWhitespaceChar (value) == false)
+                                       throw new ArgumentException ("Invalid whitespace characters.");
+                       }
+               }
+
+               // Methods
+               public override XmlNode CloneNode (bool deep)
+               {
+                       // always return the data value
+                       return new XmlWhitespace (Data, OwnerDocument); 
+               }
+
+               public override void WriteContentTo (XmlWriter w) {}
+
+               public override void WriteTo (XmlWriter w)
+               {
+                       w.WriteWhitespace (Data);
+               }
+
+               private bool IsValidWhitespaceChar (string text)
+               {
+                       foreach (char c in text)
+                               if ((c != ' ') && (c != '\r') && (c != '\n') && (c != '\t'))
+                                       return false;
+                       return true;
+               }
+       }
+}