00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00017
00018
00019
00020
00021
00022
00023
00024
00025
00026
00027
00028
00029 #ifndef ZEITGEIST_CLASS_H
00030 #define ZEITGEIST_CLASS_H
00031
00032 #include <zeitgeist/scriptserver/gcvalue.h>
00033
00034 #ifdef HAVE_CONFIG_H
00035 #include <config.h>
00036 #endif
00037
00038 #ifdef HAVE_HASH_MAP
00039 #include <hash_map>
00040 #else
00041 #include <map>
00042 #endif
00043
00044 #include <string>
00045 #include <vector>
00046 #include <list>
00047 #include <salt/defines.h>
00048 #include <salt/sharedlibrary.h>
00049 #include "leaf.h"
00050 #include "parameterlist.h"
00051
00052 namespace zeitgeist
00053 {
00054
00055 #define CLASS(className) Class_##className
00056
00057 #define DECLARE_CLASS(className)\
00058 class CLASS(className) : public zeitgeist::Class\
00059 {\
00060 public:\
00061 CLASS(className)() : zeitgeist::Class(#className) { DefineClass(); }\
00062 zeitgeist::Object* CreateInstance() const\
00063 {\
00064 zeitgeist::Object *instance = new className();\
00065 return instance;\
00066 }\
00067 private:\
00068 void DefineClass();\
00069 };
00070
00071 #define DECLARE_ABSTRACTCLASS(className)\
00072 class CLASS(className) : public zeitgeist::Class\
00073 {\
00074 public:\
00075 CLASS(className)() : zeitgeist::Class(#className) { DefineClass(); }\
00076 private:\
00077 void DefineClass();\
00078 };
00079
00080
00081
00082
00083 #define FUNCTION(className,functionName)\
00084 static zeitgeist::GCValue functionName(className *obj, \
00085 __attribute__((unused)) const zeitgeist::ParameterList &in)
00086
00087 #define DEFINE_FUNCTION(functionName)\
00088 mFunctions[#functionName] = (TCmdProc) &functionName;
00089
00090 #define DEFINE_BASECLASS(baseClass)\
00091 mBaseClasses.push_back(#baseClass);
00092
00093
00094
00095
00096 #define ZEITGEIST_EXPORT_BEGIN()\
00097 using namespace boost;\
00098 using namespace salt;\
00099 using namespace zeitgeist;\
00100 extern "C"{\
00101 SHARED_LIB_EXPORT void Zeitgeist_RegisterBundle(std::list <shared_ptr<Class> > &classes){
00102
00103 #define ZEITGEIST_EXPORT_EX(className, path)\
00104 classes.push_back(shared_ptr<Class>(new CLASS(className)));
00105
00106 #define ZEITGEIST_EXPORT(className) ZEITGEIST_EXPORT_EX(className, "")
00107
00108 #define ZEITGEIST_EXPORT_END()\
00109 }}
00110
00111
00112 class Core;
00113
00135 class Class : public Leaf
00136 {
00137
00138 friend class Object;
00139 friend class Core;
00140
00141
00142
00143
00144 public:
00151 typedef GCValue (*TCmdProc)(Object* , const zeitgeist::ParameterList &in);
00152 typedef std::list<std::string> TStringList;
00153
00154 private:
00156 typedef std::list< boost::weak_ptr<Object> > TObjectList;
00157
00159 #ifdef HAVE_HASH_MAP
00160 typedef std::hash_map<std::string, TCmdProc> TCommandMap;
00161 #else
00162 typedef std::map<std::string, TCmdProc> TCommandMap;
00163 #endif
00164
00165
00166
00167
00168 public:
00170 Class(const std::string &name);
00171 virtual ~Class();
00172
00174 boost::shared_ptr<Object> Create();
00175
00177 boost::shared_ptr<Core> GetCore() const;
00178
00180 void SetBundle(const boost::shared_ptr<salt::SharedLibrary> &bundle);
00181
00183 TCmdProc GetCmdProc(const std::string &functionName) const;
00184
00186 const TStringList& GetBaseClasses() const;
00187
00191 bool SupportsClass(const std::string &name) const;
00192
00197 bool SupportsCommand(const std::string &name) const;
00198
00199 protected:
00201 void AttachInstance(const boost::weak_ptr<Object> &instance);
00202
00204 void DetachInstance(const boost::weak_ptr<Object> &instance);
00205
00206 private:
00207 Class(const Class &obj);
00208 Class& operator=(const Class &obj);
00209
00211 virtual Object* CreateInstance() const;
00212
00214 virtual void DefineClass() = 0;
00215
00217 void AttachTo(const boost::weak_ptr<Core>& core);
00218
00219
00220
00221
00222 protected:
00223 TCommandMap mFunctions;
00224 TStringList mBaseClasses;
00225 private:
00226 boost::weak_ptr<Core> mCore;
00227
00232 boost::shared_ptr<salt::SharedLibrary> mBundle;
00233
00235 TObjectList mInstances;
00236 };
00237
00238
00241 class CLASS(Class) : public Class
00242 {
00243 public:
00244 CLASS(Class)() : Class("ClassClass") { DefineClass(); }
00245 private:
00246 void DefineClass();
00247 };
00248
00253 DECLARE_CLASS(Leaf);
00254
00255 }
00256
00257 #endif //ZEITGEIST_CLASS_H