eliot/qt/qtcommon.h
2013-09-25 22:23:01 +02:00

89 lines
2.8 KiB
C++

/*****************************************************************************
* Eliot
* Copyright (C) 2010-2012 Olivier Teulière
* Authors: Olivier Teulière <ipkiss @@ gmail.com>
*
* 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, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*****************************************************************************/
#ifndef QT_COMMON_H_
#define QT_COMMON_H_
#include "config.h"
#include <string>
#include <QString>
#include "encoding.h"
#if ENABLE_NLS
# include <libintl.h>
# define _(String) gettext(String)
// Apparently needed on Windows, where libintl.h defines sprintf
// as libintl_sprintf...
# undef sprintf
#else
# define _(String) String
#endif
// Convert to/from std::wstring
std::wstring wfq(const QString &q);
QString qfw(const wstring &wstr);
// Convert to/from local encoding
#define qfl(s) qfw(convertToWc(s))
#define lfq(s) convertToMb(wfq(s))
// Convert to/from utf-8 char*
#define qfu(s) QString::fromUtf8(string(s).c_str())
#define ufq(s) (s).toUtf8().data()
// Translation macro to use gettext
#ifdef __APPLE__
// On MacOSX, we force the encoding to UTF-8, because we have trouble
// detecting the current encoding properly (see call to
// bind_textdomain_codeset() in main.cpp)
# define _q(s) qfu(_(s))
#else
# define _q(s) QString::fromLocal8Bit(_(s))
#endif
class QObject;
class QWidget;
class QtCommon
{
public:
/// Unit test for the macros above
static void CheckConversions();
/**
* Kill the given widget, i.e. hide it, cut its signals, and mark it for deletion.
* If a iSource object is given, signals from the source will be disconnected
* from the widget to destroy as well.
*/
static void DestroyObject(QWidget *ioWidgetToDestroy,
QObject *iSource = NULL);
/**
* Ask for a confirmation.
* Return true if the user confirms, false otherwise.
* By default, the question is "Do you want to continue?".
* If a parent is provided, the window is centered on it.
*/
static bool requestConfirmation(QString confoKey,
QString iMsg,
QString iQuestion = "",
QWidget *iParent = 0);
};
#endif