xml.rar_XML VC_XML VC_XML 解析_c xml_解析xml

/* www.sourceforge.net/projects/tinyxml Original code (2.0 and earlier )copyright (c) 2000-2002 Lee Thomason (www.grinninglizard.com) This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions: 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 3. This notice may not be removed or altered from any source distribution. */ #ifndef TINYXML_INCLUDED #define TINYXML_INCLUDED #ifdef _MSC_VER #pragma warning( disable : 4530 ) #pragma warning( disable : 4786 ) #endif #include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <assert.h> // Help out windows: #if defined( _DEBUG ) && !defined( DEBUG ) #define DEBUG #endif #if defined( DEBUG ) && defined( _MSC_VER ) #include <windows.h> #define TIXML_LOG OutputDebugString #else #define TIXML_LOG printf #endif #define TIXML_USE_STL #ifdef TIXML_USE_STL #include <string> #define TIXML_STRING std::string #define TIXML_ISTREAM std::istream #define TIXML_OSTREAM std::ostream #else #include "tinystr.h" #define TIXML_STRING TiXmlString #define TIXML_OSTREAM TiXmlOutStream #endif class TiXmlDocument; class TiXmlElement; class TiXmlComment; class TiXmlUnknown; class TiXmlAttribute; class TiXmlText; class TiXmlDeclaration; /** TiXmlBase is a base class for every class in TinyXml. It does little except to establish that TinyXml classes can be printed and provide some utility functions. In XML, the document and elements can contain other elements and other types of nodes. @verbatim A Document can contain: Element (container or leaf) Comment (leaf) Unknown (leaf) Declaration( leaf ) An Element can contain: Element (container or leaf) Text (leaf) Attributes (not on tree) Comment (leaf) Unknown (leaf) A Decleration contains: Attributes (not on tree) @endverbatim */ class TiXmlBase { friend class TiXmlNode; friend class TiXmlElement; friend class TiXmlDocument; public: TiXmlBase() {} virtual ~TiXmlBase() {} /** All TinyXml classes can print themselves to a filestream. This is a formatted print, and will insert tabs and newlines. (For an unformatted stream, use the << operator.) */ virtual void Print( FILE* cfile, int depth ) const = 0; /** The world does not agree on whether white space should be kept or not. In order to make everyone happy, these global, static functions are provided to set whether or not TinyXml will condense all white space into a single space or not. The default is to condense. Note changing these values is not thread safe. */ static void SetCondenseWhiteSpace( bool condense ) { condenseWhiteSpace = condense; } /// Return the current white space setting. static bool IsWhiteSpaceCondensed() { return condenseWhiteSpace; } protected: // See STL_STRING_BUG // Utility class to overcome a bug. class StringToBuffer { public: StringToBuffer( const TIXML_STRING& str ); ~StringToBuffer(); char* buffer; }; static const char* SkipWhiteSpace( const char* ); inline static bool IsWhiteSpace( int c ) { return ( isspace( c ) || c == '\n' || c == '\r' ); } virtual void StreamOut (TIXML_OSTREAM *) const = 0; #ifdef TIXML_USE_STL static bool StreamWhiteSpace( TIXML_ISTREAM * in, TIXML_STRING * tag ); static bool StreamTo( TIXML_ISTREAM * in, int character, TIXML_STRING * tag ); #endif /* Reads an XML name into the string provided. Returns a pointer just past the last character of the name, or 0 if the function has an error. */ static const char* ReadName( const char* p, TIXML_STRING* name ); /* Reads text. Returns a pointer past the given end tag. Wickedly complex options, but it keeps the (sensitive) code in one place. */ static const char* ReadText( const char* in, // where to start TIXML_STRING* text, // the string read bool ignoreWhiteSpace, // whether to keep the white space const char* endTag, // what ends this text bool ignoreCase ); // whether to ignore case in the end tag virtual const char* Parse( const char* p ) = 0; // If an entity has been found, transform it into a character. static const char* GetEntity( const char* in, char* value ); // Get a character, while interpreting entities. inline static const char* GetChar( const char* p, char* value ) { assert( p ); if ( *p == '&' ) { return GetEntity( p, value ); } else { *value = *p; return p+1; } } // Puts a string to a stream, expanding entities as it goes. // Note this should not contian the '<', '>', etc, or they will be transformed into entities! static void PutString( const TIXML_STRING& str, TIXML_OSTREAM* out ); static void PutString( const TIXML_STRING& str, TIXML_STRING* out ); // Return true if the next characters in the stream are any of the endTag sequences. bool static StringEqual( const char* p, const char* endTag, bool ignoreCase ); enum { TIXML_NO_ERROR = 0, TIXML_ERROR, TIXML_ERROR_OPENING_FILE, TIXML_ERROR_OUT_OF_MEMORY, TIXML_ERROR_PARSING_ELEMENT, TIXML_ERROR_FAILED_TO_READ_ELEMENT_NAME, TIXML_ERROR_READING_ELEMENT_VALUE, TIXML_ERROR_READING_ATTRIBUTES, TIXML_ERROR_PARSING_EMPTY, TIXML_ERROR_READING_END_TAG, TIXML_ERROR_PARSING_UNKNOWN, TIXML_ERROR_PARSING_COMMENT, TIXML_ERROR_PARSING_DECLARATION, TIXML_ERROR_DOCUMENT_EMPTY, TIXML_ERROR_STRING_COUNT }; static const char* errorString[ TIXML_ERROR_STRING_COUNT ]; private: struct Entity { const char* str; unsigned int strLength; char chr; }; enum { NUM_ENTITY = 5, MAX_ENTITY_LENGTH = 6 }; static Entity entity[ NUM_ENTITY ]; static bool condenseWhiteSpace; }; /** The parent class for everything in the Document Object Model. (Except for attributes, which are contained in elements.) Nodes have siblings, a parent, and children. A node can be in a document, or stand on its own. The type of a TiXmlNode can be queried, and it can be cast to its more defined type. */ class TiXmlNode : public TiXmlBase { friend class TiXmlDocument; friend class TiXmlElement; public: #ifdef TIXML_USE_STL /** An input stream operator, for every class. Tolerant of newlines and formatting, but doesn't expect them. */ friend std::istream& operator >> (std::istream& in, TiXmlNode& base); /** An output stream operator, for every class. Note that this outputs without any newlines or formatting, as opposed to Print(), which includes tabs and new lines. The operator<< and operator>> are not completely symmetric. Writing a node to a stream is very well defined. You'll get a nice stream of output, without any extra whitespace or newlines. But reading is not as well defined. (As it always is.) If you create a TiXmlElement (for example) and read that from an input stream, the text needs to define an element or junk will result. This is true of all input streams, but it's worth keeping in mind. A TiXmlDocument will read nodes until it reads a root element. */ friend std::ostream & oper