1 // 2 // Copyright 2006 The Android Open Source Project 3 // 4 // Build resource files from raw assets. 5 // 6 7 #ifndef XML_NODE_H 8 #define XML_NODE_H 9 10 #include "StringPool.h" 11 #include "ResourceTable.h" 12 13 class XMLNode; 14 15 extern const char* const RESOURCES_ROOT_NAMESPACE; 16 extern const char* const RESOURCES_ANDROID_NAMESPACE; 17 18 bool isWhitespace(const char16_t* str); 19 20 String16 getNamespaceResourcePackage(String16 namespaceUri, bool* outIsPublic = NULL); 21 22 status_t parseStyledString(Bundle* bundle, 23 const char* fileName, 24 ResXMLTree* inXml, 25 const String16& endTag, 26 String16* outString, 27 Vector<StringPool::entry_style_span>* outSpans, 28 bool isFormatted, 29 bool isPseudolocalizable); 30 31 void printXMLBlock(ResXMLTree* block); 32 33 status_t parseXMLResource(const sp<AaptFile>& file, ResXMLTree* outTree, 34 bool stripAll=true, bool keepComments=false, 35 const char** cDataTags=NULL); 36 37 class XMLNode : public RefBase 38 { 39 public: 40 static sp<XMLNode> parse(const sp<AaptFile>& file); 41 42 static inline newNamespace(const String8 & filename,const String16 & prefix,const String16 & uri)43 sp<XMLNode> newNamespace(const String8& filename, const String16& prefix, const String16& uri) { 44 return new XMLNode(filename, prefix, uri, true); 45 } 46 47 static inline newElement(const String8 & filename,const String16 & ns,const String16 & name)48 sp<XMLNode> newElement(const String8& filename, const String16& ns, const String16& name) { 49 return new XMLNode(filename, ns, name, false); 50 } 51 52 static inline newCData(const String8 & filename)53 sp<XMLNode> newCData(const String8& filename) { 54 return new XMLNode(filename); 55 } 56 57 enum type { 58 TYPE_NAMESPACE, 59 TYPE_ELEMENT, 60 TYPE_CDATA 61 }; 62 63 type getType() const; 64 65 const String16& getNamespacePrefix() const; 66 const String16& getNamespaceUri() const; 67 68 const String16& getElementNamespace() const; 69 const String16& getElementName() const; 70 const Vector<sp<XMLNode> >& getChildren() const; 71 72 const String8& getFilename() const; 73 74 struct attribute_entry { attribute_entryattribute_entry75 attribute_entry() : index(~(uint32_t)0), nameResId(0) 76 { 77 value.dataType = Res_value::TYPE_NULL; 78 } 79 needStringValueattribute_entry80 bool needStringValue() const { 81 return nameResId == 0 82 || value.dataType == Res_value::TYPE_NULL 83 || value.dataType == Res_value::TYPE_STRING; 84 } 85 86 String16 ns; 87 String16 name; 88 String16 string; 89 Res_value value; 90 uint32_t index; 91 uint32_t nameResId; 92 mutable uint32_t namePoolIdx; 93 }; 94 95 const Vector<attribute_entry>& getAttributes() const; 96 97 const attribute_entry* getAttribute(const String16& ns, const String16& name) const; 98 99 attribute_entry* editAttribute(const String16& ns, const String16& name); 100 101 const String16& getCData() const; 102 103 const String16& getComment() const; 104 105 int32_t getStartLineNumber() const; 106 int32_t getEndLineNumber() const; 107 108 sp<XMLNode> searchElement(const String16& tagNamespace, const String16& tagName); 109 110 sp<XMLNode> getChildElement(const String16& tagNamespace, const String16& tagName); 111 112 status_t addChild(const sp<XMLNode>& child); 113 114 status_t insertChildAt(const sp<XMLNode>& child, size_t index); 115 116 status_t addAttribute(const String16& ns, const String16& name, 117 const String16& value); 118 119 void setAttributeResID(size_t attrIdx, uint32_t resId); 120 121 status_t appendChars(const String16& chars); 122 123 status_t appendComment(const String16& comment); 124 125 void setStartLineNumber(int32_t line); 126 void setEndLineNumber(int32_t line); 127 128 void removeWhitespace(bool stripAll=true, const char** cDataTags=NULL); 129 setUTF8(bool val)130 void setUTF8(bool val) { mUTF8 = val; } 131 132 status_t parseValues(const sp<AaptAssets>& assets, ResourceTable* table); 133 134 status_t assignResourceIds(const sp<AaptAssets>& assets, 135 const ResourceTable* table = NULL); 136 137 status_t flatten(const sp<AaptFile>& dest, bool stripComments, 138 bool stripRawValues) const; 139 140 void print(int indent=0); 141 142 private: 143 struct ParseState 144 { 145 String8 filename; 146 XML_Parser parser; 147 sp<XMLNode> root; 148 Vector<sp<XMLNode> > stack; 149 String16 pendingComment; 150 }; 151 152 static void XMLCALL 153 startNamespace(void *userData, const char *prefix, const char *uri); 154 static void XMLCALL 155 startElement(void *userData, const char *name, const char **atts); 156 static void XMLCALL 157 characterData(void *userData, const XML_Char *s, int len); 158 static void XMLCALL 159 endElement(void *userData, const char *name); 160 static void XMLCALL 161 endNamespace(void *userData, const char *prefix); 162 163 static void XMLCALL 164 commentData(void *userData, const char *comment); 165 166 // Creating an element node. 167 XMLNode(const String8& filename, const String16& s1, const String16& s2, bool isNamespace); 168 169 // Creating a CDATA node. 170 XMLNode(const String8& filename); 171 172 status_t collect_strings(StringPool* dest, Vector<uint32_t>* outResIds, 173 bool stripComments, bool stripRawValues) const; 174 175 status_t collect_attr_strings(StringPool* outPool, 176 Vector<uint32_t>* outResIds, bool allAttrs) const; 177 178 status_t collect_resid_strings(StringPool* outPool, 179 Vector<uint32_t>* outResIds) const; 180 181 status_t flatten_node(const StringPool& strings, const sp<AaptFile>& dest, 182 bool stripComments, bool stripRawValues) const; 183 184 String16 mNamespacePrefix; 185 String16 mNamespaceUri; 186 String16 mElementName; 187 Vector<sp<XMLNode> > mChildren; 188 Vector<attribute_entry> mAttributes; 189 KeyedVector<uint32_t, uint32_t> mAttributeOrder; 190 uint32_t mNextAttributeIndex; 191 String16 mChars; 192 Res_value mCharsValue; 193 String16 mComment; 194 String8 mFilename; 195 int32_t mStartLineNumber; 196 int32_t mEndLineNumber; 197 198 // Encode compiled XML with UTF-8 StringPools? 199 bool mUTF8; 200 }; 201 202 #endif 203