rainmeter-studio/Library/lua/LuaPush.cpp

#include "../StdAfx.h"
#include "LuaPush.h"

#include "../Litestep.h"

void push_wstring(lua_State* L, const std::wstring& value)
{
	push_wchar(L, value.c_str());
}

void push_wchar(lua_State* L, const WCHAR* value)
{
	std::string str = ConvertToAscii(value);
	lua_pushstring(L, str.c_str());
}

std::wstring to_wstring(lua_State* L, int arg, void* type)
{
	return ConvertToWide(lua_tostring(L,arg));
}

const WCHAR* to_wchar(lua_State* L, int arg, void* type)
{
	// We have a static wstring here so we can keep a copy of the string
	// passed in alive while its being passed around.
	// This isn't exactly safe, but we shouldn't really have to worry as
	// Rainmeter isn't threaded.
	static std::wstring str;
	str = ConvertToWide(lua_tostring(L,arg));

	return str.c_str();
}

int is_wstring(lua_State* L, int lo, const char* type, int def, tolua_Error* err)
{
	return is_wchar(L,lo,type,def,err);
}

int is_wchar(lua_State* L, int lo, const char* type, int def, tolua_Error* err)
{
	if (def && lua_gettop(L)<abs(lo))
		return 1;
	if (lua_isnil(L,lo) || lua_isstring(L,lo))
		return 1;

	err->index = lo;
	err->array = 0;
	err->type = type;
	return 0;
}