1 // Copyright 2017 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef CORE_FXCRT_XML_CFX_SAXREADERHANDLER_H_ 8 #define CORE_FXCRT_XML_CFX_SAXREADERHANDLER_H_ 9 10 #include "core/fxcrt/fx_string.h" 11 #include "core/fxcrt/xml/cfx_saxcontext.h" 12 #include "core/fxcrt/xml/cfx_saxreader.h" 13 14 class CFX_ChecksumContext; 15 16 class CFX_SAXReaderHandler : public CFX_SAXReader::HandlerIface { 17 public: 18 explicit CFX_SAXReaderHandler(CFX_ChecksumContext* pContext); 19 ~CFX_SAXReaderHandler() override; 20 21 CFX_SAXContext* OnTagEnter(const ByteStringView& bsTagName, 22 CFX_SAXItem::Type eType, 23 uint32_t dwStartPos) override; 24 void OnTagAttribute(CFX_SAXContext* pTag, 25 const ByteStringView& bsAttri, 26 const ByteStringView& bsValue) override; 27 void OnTagBreak(CFX_SAXContext* pTag) override; 28 void OnTagData(CFX_SAXContext* pTag, 29 CFX_SAXItem::Type eType, 30 const ByteStringView& bsData, 31 uint32_t dwStartPos) override; 32 void OnTagClose(CFX_SAXContext* pTag, uint32_t dwEndPos) override; 33 void OnTagEnd(CFX_SAXContext* pTag, 34 const ByteStringView& bsTagName, 35 uint32_t dwEndPos) override; 36 void OnTargetData(CFX_SAXContext* pTag, 37 CFX_SAXItem::Type eType, 38 const ByteStringView& bsData, 39 uint32_t dwStartPos) override; 40 41 private: 42 void UpdateChecksum(bool bCheckSpace); 43 44 CFX_ChecksumContext* m_pContext; 45 CFX_SAXContext m_SAXContext; 46 }; 47 48 #endif // CORE_FXCRT_XML_CFX_SAXREADERHANDLER_H_ 49
