/usr/include/solid/control/singletondefs.h is in kde-workspace-dev 4:4.8.5-0ubuntu0.4.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | /* This file is part of the KDE project
Copyright (C) 2006-2007 Kevin Ottens <ervin@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef SOLID_CONTROL_SINGLETONDEFS_H
#define SOLID_CONTROL_SINGLETONDEFS_H
#include <kglobal.h>
class QObject;
namespace Solid
{
namespace Control
{
/**
* @internal
*/
template<typename T>
class SingletonHelper { public: T instance; };
#define SOLID_SINGLETON(Type) \
public: \
static Type &self(); \
static Type &selfForceBackend(QObject *backend); \
private: \
friend class Solid::Control::SingletonHelper< Type >;
#define SOLID_SINGLETON_IMPLEMENTATION(Type, Name) \
K_GLOBAL_STATIC(Solid::Control::SingletonHelper< Type >, global##Name) \
\
Type &Type::self() \
{ \
Solid::Control::SingletonHelper< Type > *singleton = global##Name; \
\
return singleton->instance; \
}
}
}
#endif
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