Page Speed Optimization Libraries  1.3.25.1
net/instaweb/htmlparse/public/empty_html_filter.h
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00001 /*
00002  * Copyright 2010 Google Inc.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *      http:///www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00018 
00019 #ifndef NET_INSTAWEB_HTMLPARSE_PUBLIC_EMPTY_HTML_FILTER_H_
00020 #define NET_INSTAWEB_HTMLPARSE_PUBLIC_EMPTY_HTML_FILTER_H_
00021 
00022 #include "net/instaweb/htmlparse/public/html_filter.h"
00023 
00028 #include "net/instaweb/util/public/string.h"
00029 
00030 namespace net_instaweb {
00031 
00032 class HtmlCdataNode;
00033 class HtmlCharactersNode;
00034 class HtmlCommentNode;
00035 class HtmlDirectiveNode;
00036 class HtmlElement;
00037 class HtmlIEDirectiveNode;
00038 
00042 class HtmlParse;
00043 
00047 class EmptyHtmlFilter : public HtmlFilter {
00048  public:
00049   EmptyHtmlFilter();
00050   virtual ~EmptyHtmlFilter();
00051 
00052   virtual void StartDocument();
00053   virtual void EndDocument();
00054   virtual void StartElement(HtmlElement* element);
00055   virtual void EndElement(HtmlElement* element);
00056   virtual void Cdata(HtmlCdataNode* cdata);
00057   virtual void Comment(HtmlCommentNode* comment);
00058   virtual void IEDirective(HtmlIEDirectiveNode* directive);
00059   virtual void Characters(HtmlCharactersNode* characters);
00060   virtual void Directive(HtmlDirectiveNode* directive);
00061   virtual void Flush();
00062   virtual void DetermineEnabled();
00063 
00066 };
00067 
00068 }  
00069 
00070 #endif  ///< NET_INSTAWEB_HTMLPARSE_PUBLIC_EMPTY_HTML_FILTER_H_
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