rainmeter-studio/Library/lua/LuaManager.h

73 lines
2.1 KiB
C++

/*
Copyright (C) 2010 Matt King, Birunthan Mohanathas
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __LUAMANAGER_H__
#define __LUAMANAGER_H__
extern "C"
{
#include "lua.h"
#include "lualib.h"
#include "lauxlib.h"
}
#include <vector>
class LuaManager
{
public:
class ScopedLuaState
{
public:
ScopedLuaState(bool unicode) { LuaManager::c_UnicodeStateStack.push_back(unicode); }
~ScopedLuaState() { LuaManager::c_UnicodeStateStack.pop_back(); }
operator lua_State*() { return LuaManager::c_State; }
};
static void Initialize();
static void Finalize();
static ScopedLuaState GetState(bool unicode) { return ScopedLuaState(unicode); }
static bool IsUnicodeState() { return c_UnicodeStateStack.back(); }
static void ReportErrors(const std::wstring& file);
static void PushWide(const WCHAR* str);
static void PushWide(const std::wstring& str);
static std::wstring ToWide(int narg);
protected:
static int c_RefCount;
static lua_State* c_State;
private:
static void RegisterGlobal(lua_State* L);
static void RegisterMeasure(lua_State* L);
static void RegisterMeter(lua_State* L);
static void RegisterMeterWindow(lua_State* L);
static void RegisterMeterString(lua_State* L);
// If the back of the vector is |true|, Lua strings converted to/from as if they were encoded
// in UTF-8. Otherwise Lua strings are treated as if they are encoded in the default system
// encoding.
static std::vector<bool> c_UnicodeStateStack;
};
#endif