1 // Copyright 2017 The PDFium Authors 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_XMLELEMENT_H_ 8 #define CORE_FXCRT_XML_CFX_XMLELEMENT_H_ 9 10 #include <map> 11 12 #include "core/fxcrt/widestring.h" 13 #include "core/fxcrt/xml/cfx_xmlnode.h" 14 15 class CFX_XMLDocument; 16 17 class CFX_XMLElement final : public CFX_XMLNode { 18 public: 19 explicit CFX_XMLElement(const WideString& wsTag); 20 ~CFX_XMLElement() override; 21 22 // CFX_XMLNode 23 Type GetType() const override; 24 CFX_XMLNode* Clone(CFX_XMLDocument* doc) override; 25 void Save(const RetainPtr<IFX_RetainableWriteStream>& pXMLStream) override; 26 GetName()27 const WideString& GetName() const { return name_; } 28 GetAttributes()29 const std::map<WideString, WideString>& GetAttributes() const { 30 return attrs_; 31 } 32 bool HasAttribute(const WideString& name) const; 33 void SetAttribute(const WideString& name, const WideString& value); 34 WideString GetAttribute(const WideString& name) const; 35 void RemoveAttribute(const WideString& name); 36 37 CFX_XMLElement* GetFirstChildNamed(WideStringView name) const; 38 CFX_XMLElement* GetNthChildNamed(WideStringView name, size_t idx) const; 39 40 WideString GetLocalTagName() const; 41 WideString GetNamespacePrefix() const; 42 WideString GetNamespaceURI() const; 43 44 WideString GetTextData() const; 45 46 private: 47 WideString AttributeToString(const WideString& name, const WideString& value); 48 49 const WideString name_; 50 std::map<WideString, WideString> attrs_; 51 }; 52 ToXMLElement(CFX_XMLNode * pNode)53inline CFX_XMLElement* ToXMLElement(CFX_XMLNode* pNode) { 54 return pNode && pNode->GetType() == CFX_XMLNode::Type::kElement 55 ? static_cast<CFX_XMLElement*>(pNode) 56 : nullptr; 57 } 58 ToXMLElement(const CFX_XMLNode * pNode)59inline const CFX_XMLElement* ToXMLElement(const CFX_XMLNode* pNode) { 60 return pNode && pNode->GetType() == CFX_XMLNode::Type::kElement 61 ? static_cast<const CFX_XMLElement*>(pNode) 62 : nullptr; 63 } 64 65 #endif // CORE_FXCRT_XML_CFX_XMLELEMENT_H_ 66