Planet
navi homePPSaboutscreenshotsdownloaddevelopmentforum

source: code/trunk/src/libraries/core/LuaState.h @ 6839

Last change on this file since 6839 was 6763, checked in by rgrieder, 15 years ago

Using our own error handler (including the debugger) for Lua code executed through CEGUILuaFunctor.

  • Property svn:eol-style set to native
File size: 4.7 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Benjamin Knecht
24 *      Reto Grieder
25 *   Co-authors:
26 *      ...
27 *
28 */
29
30#ifndef _LuaState_H__
31#define _LuaState_H__
32
33#include "CorePrereqs.h"
34
35#include <map>
36#include <sstream>
37#include <string>
38#include <vector>
39#include <boost/shared_ptr.hpp>
40
41#include "util/ScopeGuard.h"
42#include "Functor.h"
43#include "ToluaInterface.h"
44
45namespace orxonox // tolua_export
46{ // tolua_export
47    class Functor; // tolua_export
48
49    //! Functor subclass that simply executes code with 0 arguments.
50    class _CoreExport LuaFunctor : public Functor
51    {
52        public:
53            LuaFunctor(const std::string& code, LuaState* luaState);
54            void operator()(const MultiType& param1 = MT_Type::Null, const MultiType& param2 = MT_Type::Null, const MultiType& param3 = MT_Type::Null, const MultiType& param4 = MT_Type::Null, const MultiType& param5 = MT_Type::Null);
55            void evaluateParam(unsigned int index, MultiType& param) const {}
56
57        private:
58            std::string code_;
59            LuaState*   lua_;
60    };
61
62
63    /**
64    @brief
65        Representation of an interface to lua
66    */
67    class _CoreExport LuaState // tolua_export
68    { // tolua_export
69    public:
70        LuaState();
71        ~LuaState();
72
73        bool doFile(const std::string& filename); // tolua_export
74        bool doString(const std::string& code, const shared_ptr<ResourceInfo>& sourceFileInfo = shared_ptr<ResourceInfo>());
75
76        bool includeFile(const std::string& filename); // tolua_export
77        bool includeString(const std::string& code, const shared_ptr<ResourceInfo>& sourceFileInfo = shared_ptr<ResourceInfo>());
78
79        void luaPrint(const std::string& str); // tolua_export
80        void luaLog(unsigned int level, const std::string& message); // tolua_export
81        bool fileExists(const std::string& filename); // tolua_export
82        std::string getSourceCode(const std::string& filename); // tolua_export
83
84        const std::stringstream& getOutput() const { return output_; }
85        void clearOutput() { output_.clear(); } // tolua_export
86
87        void setIncludeParser(std::string (*function)(const std::string&)) { includeParseFunction_ = function; }
88        lua_State* getInternalLuaState() { return luaState_; }
89
90        void setDefaultResourceInfo(const shared_ptr<ResourceInfo>& sourceFileInfo) { this->sourceFileInfo_ = sourceFileInfo; }
91        const shared_ptr<ResourceInfo>& getDefaultResourceInfo() { return this->sourceFileInfo_; }
92
93        Functor* createLuaFunctor(const std::string& code) { return new LuaFunctor(code, this); } // tolua_export
94        //! Tells about whether IOConsole was activated. The Lua debugger only works with a normal console.
95        bool usingIOConsole() const; // tolua_export
96
97        static bool addToluaInterface(int (*function)(lua_State*), const std::string& name);
98        static bool removeToluaInterface(const std::string& name);
99        static void openToluaInterfaces(lua_State* state);
100        static void closeToluaInterfaces(lua_State* state);
101
102        static const std::string ERROR_HANDLER_NAME;
103
104    private:
105        shared_ptr<ResourceInfo> getFileInfo(const std::string& filename);
106
107#if LUA_VERSION_NUM != 501
108        struct LoadS
109        {
110            const char* s;
111            size_t size;
112        };
113
114        static const char * lua_Chunkreader(lua_State *L, void *data, size_t *size);
115#endif
116
117        std::stringstream output_;
118        lua_State* luaState_;
119        bool bIsRunning_;
120        shared_ptr<ResourceInfo> sourceFileInfo_;
121        std::map<std::string, std::string> sourceCodeMap_;
122        std::string (*includeParseFunction_)(const std::string&);
123
124        typedef std::map<std::string, int (*)(lua_State *L)> ToluaInterfaceMap;
125        static ToluaInterfaceMap toluaInterfaces_s;
126        static std::vector<LuaState*> instances_s;
127    }; // tolua_export
128} // tolua_export
129
130#endif /* _LuaState_H__ */
Note: See TracBrowser for help on using the repository browser.