mcs/class/System.XML/Mono.Xml.Xsl.Operations/XslText.cs

   1 //
   2 // XslText.cs
   3 //
   4 // Authors:
   5 //      Ben Maurer (bmaurer@users.sourceforge.net)
   6 //      Atsushi Enomoto (ginga@kit.hi-ho.ne.jp)
   7 //
   8 // (C) 2003 Ben Maurer
   9 // (C) 2003 Atsushi Enomoto
  10 //
  11
  12 using System;
  13 using System.Collections;
  14 using System.Xml;
  15 using System.Xml.XPath;
  16 using System.Xml.Xsl;
  17
  18 namespace Mono.Xml.Xsl.Operations {
  19         public class XslText : XslCompiledElement {
  20                 bool disableOutputEscaping = false;
  21                 string text = "";
  22                 bool isWhitespace;
  23
  24                 public XslText (Compiler c, bool isWhitespace) : base (c)
  25                 {
  26                         this.isWhitespace = isWhitespace;
  27                 }
  28
  29                 protected override void Compile (Compiler c)
  30                 {
  31                         this.text = c.Input.Value;
  32
  33                         if (c.Input.NodeType == XPathNodeType.Element)
  34                                 this.disableOutputEscaping = c.ParseYesNoAttribute ("disable-output-escaping", false);
  35                 }
  36
  37
  38                 public override void Evaluate (XslTransformProcessor p)
  39                 {
  40                         if (isWhitespace && !p.PreserveWhitespace ())
  41                                 return; // write nothing
  42                         if (!disableOutputEscaping) {
  43                                 if (isWhitespace)
  44                                         p.Out.WriteWhitespace (text);
  45                                 else
  46                                         p.Out.WriteString (text);
  47                         }
  48                         else
  49                                 p.Out.WriteRaw (text);
  50                 }
  51         }
  52 }