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xscreensaverbasedpoller.cpp
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1/* This file is part of the KDE libraries
2 Copyright (C) 2009 Dario Freddi <drf at kde.org>
3
4 This library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public
6 License version 2 as published by the Free Software Foundation.
7
8 This library is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 Library General Public License for more details.
12
13 You should have received a copy of the GNU Library General Public License
14 along with this library; see the file COPYING.LIB. If not, write to
15 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
16 Boston, MA 02110-1301, USA.
17*/
18
19#include "xscreensaverbasedpoller.h"
20
21#include <config-kidletime.h>
22
23#include <QX11Info>
24
25#include <X11/Xlib.h>
26#include <X11/extensions/scrnsaver.h>
27
28XScreensaverBasedPoller::XScreensaverBasedPoller(QWidget *parent)
29 : WidgetBasedPoller(parent), m_screenSaverIface( 0 )
30{
31
32}
33
34XScreensaverBasedPoller::~XScreensaverBasedPoller()
35{
36}
37
38bool XScreensaverBasedPoller::additionalSetUp()
39{
40 m_screenSaverIface = new OrgFreedesktopScreenSaverInterface("org.freedesktop.ScreenSaver", "/ScreenSaver",
41 QDBusConnection::sessionBus(), this);
42
43 connect(m_screenSaverIface, SIGNAL(ActiveChanged(bool)), SLOT(screensaverActivated(bool)));
44
45 return true;
46}
47
48void XScreensaverBasedPoller::screensaverActivated(bool activated)
49{
50 // We care only if it has been disactivated
51
52 if (!activated) {
53 m_screenSaverIface->SimulateUserActivity();
54 emit resumingFromIdle();
55 }
56}
57
58int XScreensaverBasedPoller::getIdleTime()
59{
60 XScreenSaverInfo * mitInfo = 0;
61 mitInfo = XScreenSaverAllocInfo();
62 XScreenSaverQueryInfo(QX11Info::display(), DefaultRootWindow(QX11Info::display()), mitInfo);
63 int ret = mitInfo->idle;
64 XFree( mitInfo );
65 return ret;
66}
67
68void XScreensaverBasedPoller::simulateUserActivity()
69{
70 stopCatchingIdleEvents();
71 XResetScreenSaver(QX11Info::display());
72 emit resumingFromIdle();
73}
74
75#include "xscreensaverbasedpoller.moc"
AbstractSystemPoller::resumingFromIdle
void resumingFromIdle()
QWidget
WidgetBasedPoller
Definition: widgetbasedpoller.h:28
WidgetBasedPoller::stopCatchingIdleEvents
virtual void stopCatchingIdleEvents()
Definition: widgetbasedpoller.cpp:164
XScreensaverBasedPoller::simulateUserActivity
void simulateUserActivity()
Definition: xscreensaverbasedpoller.cpp:68
XScreensaverBasedPoller::XScreensaverBasedPoller
XScreensaverBasedPoller(QWidget *parent=0)
Definition: xscreensaverbasedpoller.cpp:28
XScreensaverBasedPoller::~XScreensaverBasedPoller
virtual ~XScreensaverBasedPoller()
Definition: xscreensaverbasedpoller.cpp:34
xscreensaverbasedpoller.h
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