added stubs for expat

git-svn-id: svn://10.0.0.236/trunk@21536 18797224-902f-48f8-a5cc-f745e15eee43
1999-02-23 01:57:13 +00:00
parent 04451dc06b
commit b080bc7e52
8 changed files with 1816 additions and 0 deletions
--- a/mozilla/parser/htmlparser/src/nsExpatTokenizer.cpp
+++ b/mozilla/parser/htmlparser/src/nsExpatTokenizer.cpp
@@ -0,0 +1,141 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+
+/**
+ * MODULE NOTES:
+ * @update  gess 4/1/98
+ * 
+ */
+
+#include "nsExpatTokenizer.h"
+#include "nsParser.h"
+#include "nsScanner.h"
+#include "nsDTDUtils.h"
+#include "nsParser.h"
+
+/************************************************************************
+  And now for the main class -- nsExpatTokenizer...
+ ************************************************************************/
+
+static NS_DEFINE_IID(kISupportsIID,     NS_ISUPPORTS_IID);                 
+static NS_DEFINE_IID(kITokenizerIID,    NS_ITOKENIZER_IID);
+static NS_DEFINE_IID(kHTMLTokenizerIID, NS_HTMLTOKENIZER_IID);
+static NS_DEFINE_IID(kClassIID,         NS_EXPATTOKENIZER_IID); 
+static nsAutoString gEmpty;
+
+/**
+ *  This method gets called as part of our COM-like interfaces.
+ *  Its purpose is to create an interface to parser object
+ *  of some type.
+ *  
+ *  @update   gess 4/8/98
+ *  @param    nsIID  id of object to discover
+ *  @param    aInstancePtr ptr to newly discovered interface
+ *  @return   NS_xxx result code
+ */
+nsresult nsExpatTokenizer::QueryInterface(const nsIID& aIID, void** aInstancePtr)  
+{                                                                        
+  if (NULL == aInstancePtr) {                                            
+    return NS_ERROR_NULL_POINTER;                                        
+  }                                                                      
+
+  if(aIID.Equals(kISupportsIID))    {  //do IUnknown...
+    *aInstancePtr = (nsExpatTokenizer*)(this);                                        
+  }
+  else if(aIID.Equals(kITokenizerIID)) {  //do ITOkenizer base class...
+    *aInstancePtr = (nsITokenizer*)(this);                                        
+  }
+  else if(aIID.Equals(kHTMLTokenizerIID)) {  //do nsHTMLTokenizer base class...
+    *aInstancePtr = (nsHTMLTokenizer*)(this);                                        
+  }
+  else if(aIID.Equals(kClassIID)) {  //do this class...
+    *aInstancePtr = (nsExpatTokenizer*)(this);                                        
+  }                 
+  else {
+    *aInstancePtr=0;
+    return NS_NOINTERFACE;
+  }
+  NS_ADDREF_THIS();
+  return NS_OK;                                                        
+}
+
+
+/**
+ *  This method is defined in nsIParser. It is used to 
+ *  cause the COM-like construction of an nsParser.
+ *  
+ *  @update  gess 4/8/98
+ *  @param   nsIParser** ptr to newly instantiated parser
+ *  @return  NS_xxx error result
+ */
+NS_HTMLPARS nsresult NS_New_Expat_Tokenizer(nsIDTD** aInstancePtrResult) {
+  nsExpatTokenizer* it = new nsExpatTokenizer();
+  if (it == 0) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  return it->QueryInterface(kClassIID, (void **) aInstancePtrResult);
+}
+
+
+NS_IMPL_ADDREF(nsExpatTokenizer)
+NS_IMPL_RELEASE(nsExpatTokenizer)
+
+
+/**
+ *  Default constructor
+ *   
+ *  @update  gess 4/9/98
+ *  @param   
+ *  @return  
+ */
+nsExpatTokenizer::nsExpatTokenizer() : nsHTMLTokenizer() {
+  NS_INIT_REFCNT();
+}
+
+/**
+ *  Default constructor
+ *   
+ *  @update  gess 4/9/98
+ *  @param   
+ *  @return  
+ */
+nsExpatTokenizer::~nsExpatTokenizer(){
+}
+
+
+/*******************************************************************
+  Here begins the real working methods for the tokenizer.
+ *******************************************************************/
+
+/**
+ *  This method repeatedly called by the tokenizer. 
+ *  Each time, we determine the kind of token were about to 
+ *  read, and then we call the appropriate method to handle
+ *  that token type.
+ *  
+ *  @update gess 3/25/98
+ *  @param  aChar: last char read
+ *  @param  aScanner: see nsScanner.h
+ *  @param  anErrorCode: arg that will hold error condition
+ *  @return new token or null 
+ */
+nsresult nsExpatTokenizer::ConsumeToken(nsScanner& aScanner) {
+  return nsHTMLTokenizer::ConsumeToken(aScanner);
+}
+