libxspf
1.2.0
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00001 /* 00002 * libxspf - XSPF playlist handling library 00003 * 00004 * Copyright (C) 2006-2008, Sebastian Pipping / Xiph.Org Foundation 00005 * All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * * Redistributions of source code must retain the above 00012 * copyright notice, this list of conditions and the following 00013 * disclaimer. 00014 * 00015 * * Redistributions in binary form must reproduce the above 00016 * copyright notice, this list of conditions and the following 00017 * disclaimer in the documentation and/or other materials 00018 * provided with the distribution. 00019 * 00020 * * Neither the name of the Xiph.Org Foundation nor the names of 00021 * its contributors may be used to endorse or promote products 00022 * derived from this software without specific prior written 00023 * permission. 00024 * 00025 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00026 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00027 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00028 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00029 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00030 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00031 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00032 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00033 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 00034 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00035 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00036 * OF THE POSSIBILITY OF SUCH DAMAGE. 00037 * 00038 * Sebastian Pipping, sping@xiph.org 00039 */ 00040 00046 #ifndef XSPF_XML_FORMATTER_H 00047 #define XSPF_XML_FORMATTER_H 00048 00049 00050 #include "XspfDefines.h" 00051 #include <sstream> 00052 00053 namespace Xspf { 00054 00055 00056 class XspfWriter; 00057 00058 00060 00064 struct XspfNamespaceRegistrationUndo { 00065 int level; 00066 XML_Char const * uri; 00067 00074 XspfNamespaceRegistrationUndo(int level, XML_Char const * uri) 00075 : level(level), uri(uri) { 00076 00077 } 00078 00079 }; 00080 00082 00083 00084 class XspfXmlFormatterPrivate; 00085 00086 00090 class XspfXmlFormatter { 00091 00092 private: 00094 XspfXmlFormatterPrivate * const d; 00095 00096 00097 protected: 00101 XspfXmlFormatter(); 00102 00108 XspfXmlFormatter(XspfXmlFormatter const & source); 00109 00115 XspfXmlFormatter & operator=(XspfXmlFormatter const & source); 00116 00121 virtual ~XspfXmlFormatter(); 00122 00126 virtual void writeXmlDeclaration(); 00127 00128 private: 00136 XML_Char const * getPrefix(XML_Char const * nsUri) const; 00137 00146 XML_Char * makeFullName(XML_Char const * nsUri, 00147 XML_Char const * localName) const; 00148 00153 void cleanupNamespaceRegs(); 00154 00162 bool registerNamespace(XML_Char const * uri, 00163 XML_Char const * prefixSuggestion); 00164 00165 public: 00171 void setOutput(std::basic_ostringstream<XML_Char> & output); 00172 00182 void writeStart(XML_Char const * ns, XML_Char const * localName, 00183 XML_Char const * const * atts, XML_Char const * const * nsRegs = NULL); 00184 00192 void writeEnd(XML_Char const * ns, XML_Char const * localName); 00193 00201 void writeHomeStart(XML_Char const * localName, 00202 XML_Char const * const * atts, XML_Char const * const * nsRegs = NULL); 00203 00209 void writeHomeEnd(XML_Char const * localName); 00210 00211 protected: 00221 virtual void writeStart(XML_Char const * name, 00222 XML_Char const * const * atts) = 0; 00223 00229 virtual void writeEnd(XML_Char const * name) = 0; 00230 00231 public: 00237 virtual void writeBody(XML_Char const * text) = 0; 00238 00244 virtual void writeBody(int number) = 0; 00245 00251 void writeCharacterData(XML_Char const * data); 00252 00253 static XML_Char const * const namespaceKey; 00254 00255 protected: 00259 std::basic_ostringstream<XML_Char> * & getOutput(); 00260 00262 void virtualHook(int methodId, void * parameters); 00264 00265 friend class XspfWriter; // allow access to registerNamespace 00266 00267 }; 00268 00269 00270 } // namespace Xspf 00271 00272 #endif // XSPF_XML_FORMATTER_H