mirror of
https://github.com/chibicitiberiu/rainmeter-studio.git
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95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
/*
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Copyright (C) 2010 Matt King, Birunthan Mohanathas
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "../StdAfx.h"
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#include "../../Common/StringUtil.h"
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#include "LuaManager.h"
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#include "../Logger.h"
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int LuaManager::c_RefCount = 0;
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lua_State* LuaManager::c_State = 0;
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void LuaManager::Initialize()
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{
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if (c_State == NULL)
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{
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// Initialize Lua
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c_State = luaL_newstate();
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luaL_openlibs(c_State);
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// Register custom types and functions
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RegisterGlobal(c_State);
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RegisterMeasure(c_State);
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RegisterMeter(c_State);
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RegisterMeterWindow(c_State);
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}
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++c_RefCount;
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}
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void LuaManager::Finalize()
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{
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if (c_RefCount > 0)
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{
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--c_RefCount;
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}
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if (c_RefCount == 0 && c_State != NULL)
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{
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lua_close(c_State);
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c_State = NULL;
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}
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}
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void LuaManager::ReportErrors(lua_State* L, const std::wstring& file)
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{
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const char* error = lua_tostring(L, -1);
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lua_pop(L, 1);
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// Skip "[string ...]".
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const char* pos = strchr(error, ':');
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if (pos)
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{
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error = pos;
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}
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std::wstring str(file, file.find_last_of(L'\\') + 1);
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str += StringUtil::Widen(error);
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LogErrorF(L"Script: %s", str.c_str());
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}
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void LuaManager::PushWide(lua_State* L, const WCHAR* str)
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{
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const std::string narrowStr = StringUtil::Narrow(str);
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lua_pushlstring(L, narrowStr.c_str(), narrowStr.length());
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}
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void LuaManager::PushWide(lua_State* L, const std::wstring& str)
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{
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const std::string narrowStr = StringUtil::Narrow(str);
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lua_pushlstring(L, narrowStr.c_str(), narrowStr.length());
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}
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std::wstring LuaManager::ToWide(lua_State* L, int narg)
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{
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size_t strLen = 0;
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const char* str = lua_tolstring(L, narg, &strLen);
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return StringUtil::Widen(str, (int)strLen);
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}
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