Notepad3/grepWinNP3/sktoolslib_mod/ResString.h
2020-04-17 14:19:38 +02:00

49 lines
1.6 KiB
C++

// sktoolslib - common files for SK tools
// Copyright (C) 2013, 2016 Stefan Kueng
// 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,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#pragma once
#include <string>
/**
* Loads a string from the application resources.
*/
inline std::wstring LoadResourceWString(HINSTANCE hInstance, UINT uID)
{
const wchar_t* p = nullptr;
int len = ::LoadStringW(hInstance, uID, reinterpret_cast<LPWSTR>(&p), 0);
return (len > 0) ? std::wstring(p, static_cast<size_t>(len)) : std::wstring();
}
class ResString
{
public:
// hInst is necessary to support multiple languages with resource dlls
inline ResString (HINSTANCE hInst, int resId)
: str(LoadResourceWString(hInst, resId))
{
}
// Handy for when used with printf etc and to avoid explicit casts.
inline const TCHAR* c_str() const { return str.c_str(); }
inline operator const TCHAR*const () const { return str.c_str(); }
inline operator const std::wstring& () const { return str; }
private:
const std::wstring str;
};