| 1 | /* This file is part of the KDE libraries |
|---|---|
| 2 | * SPDX-FileCopyrightText: 2009 Dario Freddi <drf at kde.org> |
| 3 | * |
| 4 | * SPDX-License-Identifier: LGPL-2.1-or-later |
| 5 | */ |
| 6 | |
| 7 | #ifndef XSYNCBASEDPOLLER_H |
| 8 | #define XSYNCBASEDPOLLER_H |
| 9 | |
| 10 | #include "kabstractidletimepoller_p.h" |
| 11 | #include <QHash> |
| 12 | |
| 13 | #include <config-kidletime.h> |
| 14 | |
| 15 | #include <X11/Xlib.h> |
| 16 | #include <X11/extensions/sync.h> |
| 17 | #include <xcb/xcb.h> |
| 18 | |
| 19 | #include "fixx11h.h" |
| 20 | |
| 21 | class XSyncBasedPoller : public KAbstractIdleTimePoller |
| 22 | { |
| 23 | Q_OBJECT |
| 24 | Q_PLUGIN_METADATA(IID KAbstractIdleTimePoller_iid FILE "xcb.json") |
| 25 | Q_INTERFACES(KAbstractIdleTimePoller) |
| 26 | |
| 27 | public: |
| 28 | static XSyncBasedPoller *instance(); |
| 29 | |
| 30 | explicit XSyncBasedPoller(QObject *parent = nullptr); |
| 31 | ~XSyncBasedPoller() override; |
| 32 | |
| 33 | bool isAvailable() override; |
| 34 | bool setUpPoller() override; |
| 35 | void unloadPoller() override; |
| 36 | |
| 37 | bool xcbEvent(xcb_generic_event_t *event); |
| 38 | |
| 39 | QList<int> timeouts() const override; |
| 40 | |
| 41 | public Q_SLOTS: |
| 42 | void addTimeout(int nextTimeout) override; |
| 43 | void removeTimeout(int nextTimeout) override; |
| 44 | |
| 45 | int forcePollRequest() override; |
| 46 | void catchIdleEvent() override; |
| 47 | void stopCatchingIdleEvents() override; |
| 48 | void simulateUserActivity() override; |
| 49 | |
| 50 | private Q_SLOTS: |
| 51 | int poll(); |
| 52 | void reloadAlarms(); |
| 53 | |
| 54 | private: |
| 55 | void setAlarm(Display *dpy, XSyncAlarm *alarm, XSyncCounter counter, XSyncTestType test, XSyncValue value); |
| 56 | |
| 57 | private: |
| 58 | Display *m_display; |
| 59 | xcb_connection_t *m_xcb_connection; |
| 60 | |
| 61 | int m_sync_event; |
| 62 | XSyncCounter m_idleCounter; |
| 63 | QHash<int, XSyncAlarm> m_timeoutAlarm; |
| 64 | XSyncAlarm m_resetAlarm; |
| 65 | bool m_available; |
| 66 | }; |
| 67 | |
| 68 | #endif /* XSYNCBASEDPOLLER_H */ |
| 69 |