rainmeter-studio/Library/lua/LuaManager.cpp

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#include "../StdAfx.h"
#include "LuaManager.h"
#include "../Rainmeter.h"
#include "lua_measure.h"
#include "lua_meter.h"
#include "lua_group.h"
#include "lua_meterwindow.h"
#include "lua_rainmeter.h"
#include "lua_meterstring.h"
#include "lua_meterimage.h"
#include "lua_rainmeter_ext.h"
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int LuaManager::c_RefCount = 0;
lua_State* LuaManager::c_pState = 0;
void LuaManager::Init()
{
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if (c_pState == 0)
{
// initialize Lua
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c_pState = lua_open();
//load Lua base libraries
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luaL_openlibs(c_pState);
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tolua_measure_open(c_pState);
tolua_group_open(c_pState);
tolua_meter_open(c_pState);
tolua_meterwindow_open(c_pState);
tolua_rainmeter_open(c_pState);
tolua_meter_string_open(c_pState);
//tolua_meter_image_open(c_pState);
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luaopen_rainmeter_ext(c_pState);
}
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++c_RefCount;
}
void LuaManager::CleanUp()
{
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if (c_RefCount > 0)
{
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--c_RefCount;
}
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if (c_RefCount == 0 && c_pState != 0)
{
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lua_close(c_pState);
c_pState = 0;
}
}
void LuaManager::ReportErrors(lua_State * L)
{
LuaLog(LOG_ERROR, "Script: %s", lua_tostring(L, -1));
lua_pop(L, 1);
}
void LuaManager::LuaLog(int nLevel, const char* format, ... )
{
char buffer[4096];
va_list args;
va_start( args, format );
_invalid_parameter_handler oldHandler = _set_invalid_parameter_handler(RmNullCRTInvalidParameterHandler);
_CrtSetReportMode(_CRT_ASSERT, 0);
errno = 0;
_vsnprintf_s( buffer, _TRUNCATE, format, args );
if (errno != 0)
{
_snprintf_s(buffer, _TRUNCATE, "Script: LuaLog internal error: %s", format);
}
_set_invalid_parameter_handler(oldHandler);
#ifndef _DEBUG
// Forcing output to the Debug Output window!
OutputDebugStringA(buffer);
OutputDebugStringA("\n");
#endif
std::wstring str = ConvertToWide(buffer);
LSLog(nLevel, L"Rainmeter", str.c_str());
va_end(args);
}