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| 2 | ** |
| 3 | ** Copyright (C) 2015 The Qt Company Ltd and/or its subsidiary(-ies). |
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| 5 | ** |
| 6 | ** This file is part of the QtSystems module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL21$ |
| 9 | ** Commercial License Usage |
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| 17 | ** GNU Lesser General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
| 19 | ** General Public License version 2.1 or version 3 as published by the Free |
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| 32 | ****************************************************************************/ |
| 33 | |
| 34 | #include "qscreensaver_linux_p.h" |
| 35 | |
| 36 | #if !defined(QT_NO_X11) |
| 37 | #include <X11/Xlib.h> |
| 38 | #endif // QT_NO_X11 |
| 39 | |
| 40 | QT_BEGIN_NAMESPACE |
| 41 | |
| 42 | QScreenSaverPrivate::QScreenSaverPrivate(QScreenSaver *parent) |
| 43 | : q_ptr(parent) |
| 44 | { |
| 45 | } |
| 46 | |
| 47 | bool QScreenSaverPrivate::screenSaverEnabled() |
| 48 | { |
| 49 | #if !defined(QT_NO_X11) |
| 50 | int timeout = 0; |
| 51 | int interval = 0; |
| 52 | int preferBlanking = 0; |
| 53 | int allowExposures = 0; |
| 54 | Display *display = XOpenDisplay(0); |
| 55 | XGetScreenSaver(display, &timeout, &interval, &preferBlanking, &allowExposures); |
| 56 | XCloseDisplay(display); |
| 57 | return (timeout > 0); |
| 58 | #else |
| 59 | return false; |
| 60 | #endif |
| 61 | } |
| 62 | |
| 63 | void QScreenSaverPrivate::setScreenSaverEnabled(bool enabled) |
| 64 | { |
| 65 | #if !defined(QT_NO_X11) |
| 66 | int timeout = 0; |
| 67 | int interval = 0; |
| 68 | int preferBlanking = 0; |
| 69 | int allowExposures = 0; |
| 70 | Display *display = XOpenDisplay(0); |
| 71 | XGetScreenSaver(display, &timeout, &interval, &preferBlanking, &allowExposures); |
| 72 | |
| 73 | if (enabled && timeout > 0) |
| 74 | XSetScreenSaver(display, -1, interval, preferBlanking, allowExposures); |
| 75 | else if (!enabled && timeout != 0) |
| 76 | XSetScreenSaver(display, 0, interval, preferBlanking, allowExposures); |
| 77 | |
| 78 | XCloseDisplay(display); |
| 79 | #else |
| 80 | Q_UNUSED(enabled) |
| 81 | #endif |
| 82 | } |
| 83 | |
| 84 | QT_END_NAMESPACE |
| 85 | |