8baf535a7a
With the DataBridge being a native event filter, we can further separate DataBridge-specific and generic Xwayland bits. In particular, we no longer have to call DataBridge::filterEvent() from the dispatchEvents() method, whose main purpose is to dispatch X11 events to kwin.
105 lines
2.7 KiB
C++
105 lines
2.7 KiB
C++
/*
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KWin - the KDE window manager
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This file is part of the KDE project.
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SPDX-FileCopyrightText: 2018 Roman Gilg <subdiff@gmail.com>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "databridge.h"
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#include "clipboard.h"
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#include "dnd.h"
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#include "selection.h"
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#include "xwayland.h"
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#include "abstract_client.h"
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#include "atoms.h"
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#include "wayland_server.h"
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#include "workspace.h"
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#include <KWayland/Client/connection_thread.h>
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#include <KWayland/Client/datadevicemanager.h>
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#include <KWayland/Client/seat.h>
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#include <KWaylandServer/datadevicemanager_interface.h>
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#include <KWaylandServer/datadevice_interface.h>
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#include <KWaylandServer/seat_interface.h>
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using namespace KWayland::Client;
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using namespace KWaylandServer;
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namespace KWin
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{
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namespace Xwl
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{
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static DataBridge *s_self = nullptr;
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DataBridge *DataBridge::self()
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{
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return s_self;
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}
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DataBridge::DataBridge(QObject *parent)
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: QObject(parent)
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{
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s_self = this;
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DataDeviceManager *dataDeviceManager = waylandServer()->internalDataDeviceManager();
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Seat *seat = waylandServer()->internalSeat();
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m_dataDevice = dataDeviceManager->getDataDevice(seat, this);
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const DataDeviceManagerInterface *dataDeviceManagerInterface =
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waylandServer()->dataDeviceManager();
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auto *dc = new QMetaObject::Connection();
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*dc = connect(dataDeviceManagerInterface, &DataDeviceManagerInterface::dataDeviceCreated, this,
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[this, dc](DataDeviceInterface *dataDeviceInterface) {
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if (m_dataDeviceInterface) {
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return;
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}
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if (dataDeviceInterface->client() != waylandServer()->internalConnection()) {
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return;
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}
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QObject::disconnect(*dc);
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delete dc;
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m_dataDeviceInterface = dataDeviceInterface;
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init();
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}
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);
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waylandServer()->dispatch();
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}
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DataBridge::~DataBridge()
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{
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s_self = nullptr;
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}
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void DataBridge::init()
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{
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m_clipboard = new Clipboard(atoms->clipboard, this);
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m_dnd = new Dnd(atoms->xdnd_selection, this);
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waylandServer()->dispatch();
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kwinApp()->installNativeEventFilter(this);
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}
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bool DataBridge::nativeEventFilter(const QByteArray &eventType, void *message, long int *)
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{
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if (eventType == "xcb_generic_event_t") {
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xcb_generic_event_t *event = static_cast<xcb_generic_event_t *>(message);
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return m_clipboard->filterEvent(event) || m_dnd->filterEvent(event);
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}
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return false;
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}
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DragEventReply DataBridge::dragMoveFilter(Toplevel *target, const QPoint &pos)
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{
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if (!m_dnd) {
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return DragEventReply::Wayland;
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}
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return m_dnd->dragMoveFilter(target, pos);
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}
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} // namespace Xwl
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} // namespace KWin
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