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<a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> <a class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center>
<hr><h1>class_registry.h</h1><a href="class__registry_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#ifndef NL_CLASS_REGISTRY_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_CLASS_REGISTRY_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="common_8h.html">nel/misc/common.h</a>"</font>
00031 <font class="preprocessor">#include <typeinfo></font>
00032 <font class="preprocessor">#include <string></font>
00033 <font class="preprocessor">#include <set></font>
00034
00035
00036 <font class="keyword">namespace </font>NLMISC
00037 {
00038
00039
00040 <font class="comment">// ======================================================================================================</font>
<a name="l00047"></a><a class="code" href="structNLMISC_1_1ERegistry.html">00047</a> <font class="comment"></font><font class="keyword">struct </font>ERegistry : <font class="keyword">public</font> Exception
00048 {
<a name="l00049"></a><a class="code" href="structNLMISC_1_1ERegistry.html#a0">00049</a> <a class="code" href="structNLMISC_1_1ERegistry.html#a0">ERegistry</a>() : <a class="code" href="classNLMISC_1_1Exception.html#a0">Exception</a>( "Registry error" ) {};
00050
<a name="l00051"></a><a class="code" href="structNLMISC_1_1ERegistry.html#a1">00051</a> <a class="code" href="structNLMISC_1_1ERegistry.html#a0">ERegistry</a>( <font class="keyword">const</font> std::string& str ) : <a class="code" href="classNLMISC_1_1Exception.html#a0">Exception</a>( str ) {};
00052 };
00053
<a name="l00054"></a><a class="code" href="structNLMISC_1_1ERegisteredClass.html">00054</a> <font class="keyword">struct </font>ERegisteredClass : <font class="keyword">public</font> ERegistry
00055 {
<a name="l00056"></a><a class="code" href="structNLMISC_1_1ERegisteredClass.html#a0">00056</a> <a class="code" href="structNLMISC_1_1ERegisteredClass.html#a0">ERegisteredClass</a>() : <a class="code" href="structNLMISC_1_1ERegistry.html#a0">ERegistry</a>( "Class already registered" ) {};
00057 };
00058
<a name="l00059"></a><a class="code" href="structNLMISC_1_1EUnregisteredClass.html">00059</a> <font class="keyword">struct </font>EUnregisteredClass : <font class="keyword">public</font> ERegistry
00060 {
<a name="l00061"></a><a class="code" href="structNLMISC_1_1EUnregisteredClass.html#a0">00061</a> <a class="code" href="structNLMISC_1_1EUnregisteredClass.html#a0">EUnregisteredClass</a>() : <a class="code" href="structNLMISC_1_1ERegistry.html#a0">ERegistry</a>( "Class not registered" ) {}
<a name="l00062"></a><a class="code" href="structNLMISC_1_1EUnregisteredClass.html#a1">00062</a> <a class="code" href="structNLMISC_1_1EUnregisteredClass.html#a0">EUnregisteredClass</a>(<font class="keyword">const</font> std::string &className) : <a class="code" href="structNLMISC_1_1ERegistry.html#a0">ERegistry</a>( std::string("Class not registered : ") + className ) {}
00063 };
00064
00065
00066 <font class="comment">// ======================================================================================================</font>
<a name="l00073"></a><a class="code" href="classNLMISC_1_1IClassable.html">00073</a> <font class="comment"></font><font class="keyword">class </font>IClassable
00074 {
00075 <font class="keyword">public</font>:
00076 <font class="keyword">virtual</font> std::string <a class="code" href="classNLMISC_1_1IClassable.html#a0">getClassName</a>() =0;
00077 };
00078
00079
00080 <font class="comment">// ======================================================================================================</font>
<a name="l00087"></a><a class="code" href="classNLMISC_1_1CClassRegistry.html">00087</a> <font class="comment"></font><font class="keyword">class </font>CClassRegistry
00088 {
00089 <font class="keyword">public</font>:
00090
00092 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CClassRegistry.html#d0">registerClass</a>(<font class="keyword">const</font> std::string &className, IClassable* (*creator)(), <font class="keyword">const</font> std::string &typeidCheck) <font class="keywordflow">throw</font>(ERegistry);
00093
00095 <font class="keyword">static</font> IClassable *<a class="code" href="classNLMISC_1_1CClassRegistry.html#d1">create</a>(<font class="keyword">const</font> std::string &className) <font class="keywordflow">throw</font>(ERegistry);
00096
00098 <font class="keyword">static</font> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CClassRegistry.html#d2">checkObject</a>(IClassable* obj);
00099
00100
00101 <font class="keyword">private</font>:
<a name="l00102"></a><a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html">00102</a> <font class="keyword">struct </font>CClassNode
00103 {
<a name="l00104"></a><a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#m0">00104</a> std::string <a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#m0">ClassName</a>;
<a name="l00105"></a><a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#m1">00105</a> std::string <a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#m1">TypeIdCheck</a>;
00106 IClassable* (*Creator)();
<a name="l00107"></a><a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#a0">00107</a> <font class="keywordtype">bool</font> <a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#a0">operator<</a>(<font class="keyword">const</font> CClassNode &n)<font class="keyword"> const</font>
00108 <font class="keyword"> </font>{
00109 <font class="keywordflow">return</font> <a class="code" href="structNLMISC_1_1CClassRegistry_1_1CClassNode.html#m0">ClassName</a><n.ClassName;
00110 }
00111 };
00112 <font class="keyword">static</font> std::set<CClassNode> *<a class="code" href="classNLMISC_1_1CClassRegistry.html#r0">RegistredClasses</a>;
00113
00115 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CClassRegistry.html#f0">init</a>();
00116 };
00117
00118
<a name="l00120"></a><a class="code" href="class__registry_8h.html#a0">00120</a> <font class="preprocessor">#define NLMISC_DECLARE_CLASS(_class_) \</font>
00121 <font class="preprocessor"> virtual std::string getClassName() {return #_class_;} \</font>
00122 <font class="preprocessor"> static NLMISC::IClassable *creator() {return new _class_;}</font>
<a name="l00123"></a><a class="code" href="class__registry_8h.html#a1">00123</a> <font class="preprocessor"></font><font class="preprocessor">#define NLMISC_REGISTER_CLASS(_class_) NLMISC::CClassRegistry::registerClass(#_class_, _class_::creator, typeid(_class_).name());</font>
00124 <font class="preprocessor"></font>
00125
00126
00127 } <font class="comment">// namespace NLMISC.</font>
00128
00129
00130 <font class="preprocessor">#endif // NL_STREAM_H</font>
00131 <font class="preprocessor"></font>
00132 <font class="comment">/* End of stream.h */</font>
</pre></div>
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