Add nsIXMLContentBuilder::textNode()

git-svn-id: svn://10.0.0.236/branches/XTF_20040312_BRANCH@158463 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/content/xtf/js/xtf.js

@@ -43,7 +43,7 @@
 importModule("resource:/jscodelib/StdLib.js");
 importModule("resource:/jscodelib/TemplateLib.js");
 
-MOZ_EXPORTED_SYMBOLS = [ "XHTML_NS", "SVG_NS",
+MOZ_EXPORTED_SYMBOLS = [ "XHTML_NS", "SVG_NS", "XUL_NS",
                          "ContentBuilder",
                          "XTFGenericElement",
                          "XTFSVGVisual",
@@ -57,7 +57,7 @@ MOZ_EXPORTED_SYMBOLS = [ "XHTML_NS", "SVG_NS",
 
 var XHTML_NS = "http://www.w3.org/1999/xhtml";
 var SVG_NS   = "http://www.w3.org/2000/svg";
-
+var XUL_NS   = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
 
 //----------------------------------------------------------------------
 // ContentBuilder: simple interface to facilitate constructing xml
@@ -101,6 +101,12 @@ ContentBuilder.addProtoObj("attrib",
     return this;
   });
 
+ContentBuilder.addProtoObj("textNode",
+  function(text) {
+    this.builder.textNode(text);
+    return this;
+  });
+
 ContentBuilder.addProtoObj("attribs",
   function(obj) {
     for (var a in obj)

mozilla/content/xtf/public/nsIXMLContentBuilder.idl

@@ -48,6 +48,7 @@ interface nsIXMLContentBuilder : nsISupports
   void beginElement(in AString tagname);
   void endElement();
   void attrib(in AString name, in AString value);
+  void textNode(in AString text);
   readonly attribute nsIDOMElement root;
   readonly attribute nsIDOMElement current;
 };

mozilla/content/xtf/src/nsXMLContentBuilder.cpp

@@ -50,6 +50,8 @@
 #include "nsContentCID.h"
 #include "nsIDocument.h"
 #include "nsIDOMElement.h"
+#include "nsIDOMDocument.h"
+#include "nsIDOMText.h"
 
 static NS_DEFINE_CID(kXMLDocumentCID, NS_XMLDOCUMENT_CID);
 
@@ -206,6 +208,21 @@ NS_IMETHODIMP nsXMLContentBuilder::Attrib(const nsAString & name, const nsAStrin
   return NS_OK;
 }
 
+/* void textNode (in AString text); */
+NS_IMETHODIMP nsXMLContentBuilder::TextNode(const nsAString & text)
+{
+  NS_ASSERTION(mCurrent, "can't append textnode w/o open element");
+  nsCOMPtr<nsIDOMDocument> domDoc = do_QueryInterface(mDocument);
+  NS_ASSERTION(domDoc, "no dom document");
+
+  nsCOMPtr<nsIDOMText> textNode;
+  domDoc->CreateTextNode(text, getter_AddRefs(textNode));
+  NS_ASSERTION(textNode, "Failed to create text node");
+  nsCOMPtr<nsIContent> textContent = do_QueryInterface(textNode);
+  mCurrent->AppendChildTo(textContent, PR_TRUE, PR_TRUE);
+  return NS_OK;
+}
+
 /* readonly attribute nsIDOMElement root; */
 NS_IMETHODIMP nsXMLContentBuilder::GetRoot(nsIDOMElement * *aRoot)
 {