| 1 | /* |
|---|---|
| 2 | SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org> |
| 3 | |
| 4 | SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL |
| 5 | */ |
| 6 | #include "event_queue.h" |
| 7 | #include "connection_thread.h" |
| 8 | #include "wayland_pointer_p.h" |
| 9 | |
| 10 | #include <wayland-client.h> |
| 11 | |
| 12 | namespace KWayland |
| 13 | { |
| 14 | namespace Client |
| 15 | { |
| 16 | class Q_DECL_HIDDEN EventQueue::Private |
| 17 | { |
| 18 | public: |
| 19 | wl_display *display = nullptr; |
| 20 | WaylandPointer<wl_event_queue, wl_event_queue_destroy> queue; |
| 21 | }; |
| 22 | |
| 23 | EventQueue::EventQueue(QObject *parent) |
| 24 | : QObject(parent) |
| 25 | , d(new Private) |
| 26 | { |
| 27 | } |
| 28 | |
| 29 | EventQueue::~EventQueue() |
| 30 | { |
| 31 | release(); |
| 32 | } |
| 33 | |
| 34 | void EventQueue::release() |
| 35 | { |
| 36 | d->queue.release(); |
| 37 | d->display = nullptr; |
| 38 | } |
| 39 | |
| 40 | void EventQueue::destroy() |
| 41 | { |
| 42 | d->queue.destroy(); |
| 43 | d->display = nullptr; |
| 44 | } |
| 45 | |
| 46 | bool EventQueue::isValid() |
| 47 | { |
| 48 | return d->queue.isValid(); |
| 49 | } |
| 50 | |
| 51 | void EventQueue::setup(wl_display *display) |
| 52 | { |
| 53 | Q_ASSERT(display); |
| 54 | Q_ASSERT(!d->display); |
| 55 | Q_ASSERT(!d->queue); |
| 56 | d->display = display; |
| 57 | d->queue.setup(pointer: wl_display_create_queue(display)); |
| 58 | } |
| 59 | |
| 60 | void EventQueue::setup(ConnectionThread *connection) |
| 61 | { |
| 62 | setup(connection->display()); |
| 63 | connect(sender: connection, signal: &ConnectionThread::eventsRead, context: this, slot: &EventQueue::dispatch, type: Qt::QueuedConnection); |
| 64 | } |
| 65 | |
| 66 | void EventQueue::dispatch() |
| 67 | { |
| 68 | if (!d->display || !d->queue) { |
| 69 | return; |
| 70 | } |
| 71 | wl_display_dispatch_queue_pending(display: d->display, queue: d->queue); |
| 72 | wl_display_flush(display: d->display); |
| 73 | } |
| 74 | |
| 75 | void EventQueue::addProxy(wl_proxy *proxy) |
| 76 | { |
| 77 | Q_ASSERT(d->queue); |
| 78 | wl_proxy_set_queue(proxy, queue: d->queue); |
| 79 | } |
| 80 | |
| 81 | EventQueue::operator wl_event_queue *() const |
| 82 | { |
| 83 | return d->queue; |
| 84 | } |
| 85 | |
| 86 | EventQueue::operator wl_event_queue *() |
| 87 | { |
| 88 | return d->queue; |
| 89 | } |
| 90 | |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | #include "moc_event_queue.cpp" |
| 95 |