Solid
powermanagement.h
Go to the documentation of this file.00001 /* This file is part of the KDE project 00002 Copyright (C) 2006-2007 Kevin Ottens <ervin@kde.org> 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License version 2 as published by the Free Software Foundation. 00007 00008 This library is distributed in the hope that it will be useful, 00009 but WITHOUT ANY WARRANTY; without even the implied warranty of 00010 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00011 Library General Public License for more details. 00012 00013 You should have received a copy of the GNU Library General Public License 00014 along with this library; see the file COPYING.LIB. If not, write to 00015 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 00016 Boston, MA 02110-1301, USA. 00017 00018 */ 00019 00020 #ifndef SOLID_POWERMANAGEMENT_H 00021 #define SOLID_POWERMANAGEMENT_H 00022 00023 #include <QtCore/QObject> 00024 #include <QtCore/QSet> 00025 00026 #include <solid/solid_export.h> 00027 00028 namespace Solid 00029 { 00041 namespace PowerManagement 00042 { 00050 enum SleepState { StandbyState = 1, SuspendState = 2, HibernateState = 4 }; 00051 00059 SOLID_EXPORT bool appShouldConserveResources(); 00060 00061 00069 SOLID_EXPORT QSet<SleepState> supportedSleepStates(); 00070 00078 SOLID_EXPORT void requestSleep(SleepState state, QObject *receiver, const char *member); 00079 00090 SOLID_EXPORT int beginSuppressingSleep(const QString &reason = QString()); 00091 00098 SOLID_EXPORT bool stopSuppressingSleep(int cookie); 00099 00100 class Notifier : public QObject 00101 { 00102 Q_OBJECT 00103 Q_SIGNALS: 00110 void appShouldConserveResourcesChanged(bool newState); 00111 }; 00112 00113 SOLID_EXPORT Notifier *notifier(); 00114 } 00115 } 00116 00117 #endif