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108 lines
3.4 KiB
108 lines
3.4 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER
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* (c)LGPL2+
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*
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* LXQt - a lightweight, Qt based, desktop toolset
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* http://razor-qt.org
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*
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* Copyright: 2010-2011 Razor team
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* Authors:
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* Alexander Sokoloff <sokoloff.a@gmail.com>
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*
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* This program or library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* END_COMMON_COPYRIGHT_HEADER */
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#ifndef LXQTPOWER_H
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#define LXQTPOWER_H
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#include <QObject>
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#include <QList>
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#include "lxqtglobals.h"
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namespace LxQt
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{
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class PowerProvider;
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/*! Power class provides an interface to control system-wide power and session management.
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It allows logout from the user session, hibernate, reboot, shutdown and suspend computer.
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This is a wrapper class. All the real work is done in the PowerWorker classes.
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*/
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class LXQT_API Power : public QObject
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{
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Q_OBJECT
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public:
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/// Power can perform next actions:
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enum Action{
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PowerLogout, /// Close the current user session.
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PowerHibernate, /// Hibernate the comupter
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PowerReboot, /// Reboot the computer
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PowerShutdown, /// Shutdown the computer
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PowerSuspend /// Suspend the computer
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};
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/// Constructs a Power with parent.
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explicit Power(QObject *parent = 0);
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/// Destroys the object.
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virtual ~Power();
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/// Returns true if the Power can perform action.
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bool canAction(Action action) const;
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//! This function is provided for convenience. It's equivalent to calling canAction(PowerLogout).
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bool canLogout() const;
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//! This function is provided for convenience. It's equivalent to calling canAction(PowerHibernate).
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bool canHibernate() const;
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//! This function is provided for convenience. It's equivalent to calling canAction(PowerReboot).
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bool canReboot() const;
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//! This function is provided for convenience. It's equivalent to calling canAction(PowerShutdown).
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bool canShutdown() const;
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//! This function is provided for convenience. It's equivalent to calling canAction(PowerSuspend).
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bool canSuspend() const;
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public slots:
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/// Performs the requested action.
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bool doAction(Action action);
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//! This function is provided for convenience. It's equivalent to calling doAction(PowerLogout).
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bool logout();
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//! This function is provided for convenience. It's equivalent to calling doAction(PowerHibernate).
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bool hibernate();
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//! This function is provided for convenience. It's equivalent to calling doAction(PowerReboot).
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bool reboot();
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//! This function is provided for convenience. It's equivalent to calling doAction(PowerShutdown).
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bool shutdown();
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//! This function is provided for convenience. It's equivalent to calling doAction(PowerSuspend).
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bool suspend();
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private:
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QList<PowerProvider*> mProviders;
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};
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} // namespace LxQt
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#endif // LXQTPOWER_H
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