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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
// **************************************************************************
#ifndef FILEERROR_H_INCLUDED
#define FILEERROR_H_INCLUDED
#include "zstring.h"
#include "string_utf8.h"
#include <string>
namespace zen
{
class FileError //Exception base class used to notify file/directory copy/delete errors
{
public:
FileError(const std::wstring& message) : errorMessage(message) {}
virtual ~FileError() {}
const std::wstring& msg() const { return errorMessage; }
private:
std::wstring errorMessage;
};
#define DEFINE_NEW_FILE_ERROR(X) struct X : public FileError { X(const std::wstring& message) : FileError(message) {} };
DEFINE_NEW_FILE_ERROR(ErrorNotExisting);
DEFINE_NEW_FILE_ERROR(ErrorTargetExisting);
DEFINE_NEW_FILE_ERROR(ErrorTargetPathMissing);
DEFINE_NEW_FILE_ERROR(ErrorFileLocked);
//----------- facilitate usage of std::wstring for error messages --------------------
//allow implicit UTF8 conversion: since std::wstring models a GUI string, convenience is more important than performance
inline std::wstring operator+(const std::wstring& lhs, const Zstring& rhs) { return std::wstring(lhs) += zen::utf8CvrtTo<std::wstring>(rhs); }
//we musn't put our overloads in namespace std, but namespace zen (+ using directive) is sufficient
inline std::wstring operator+(const std::wstring& lhs, const char* rhs) { return std::wstring(lhs) += utf8CvrtTo<std::wstring>(rhs); }
inline std::wstring operator+(const std::wstring& lhs, const std::string& rhs) { return std::wstring(lhs) += utf8CvrtTo<std::wstring>(rhs); }
}
#endif // FILEERROR_H_INCLUDED
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