266 lines
12 KiB
C++
266 lines
12 KiB
C++
/**
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* SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
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* SPDX-FileCopyrightText: 2020 Aleix Pol Gonzalez <aleixpol@kde.org>
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*
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* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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*/
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#include "waylandremoteinput.h"
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#include <QDebug>
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#include <QSizeF>
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#include <KLocalizedString>
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#include <QDBusPendingCallWatcher>
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#include <linux/input.h>
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#include <xkbcommon/xkbcommon.h>
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namespace
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{
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// Translation table to keep in sync within all the implementations
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int SpecialKeysMap[] = {
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0, // Invalid
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KEY_BACKSPACE, // 1
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KEY_TAB, // 2
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KEY_LINEFEED, // 3
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KEY_LEFT, // 4
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KEY_UP, // 5
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KEY_RIGHT, // 6
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KEY_DOWN, // 7
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KEY_PAGEUP, // 8
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KEY_PAGEDOWN, // 9
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KEY_HOME, // 10
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KEY_END, // 11
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KEY_ENTER, // 12
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KEY_DELETE, // 13
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KEY_ESC, // 14
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KEY_SYSRQ, // 15
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KEY_SCROLLLOCK, // 16
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0, // 17
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0, // 18
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0, // 19
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0, // 20
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KEY_F1, // 21
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KEY_F2, // 22
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KEY_F3, // 23
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KEY_F4, // 24
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KEY_F5, // 25
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KEY_F6, // 26
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KEY_F7, // 27
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KEY_F8, // 28
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KEY_F9, // 29
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KEY_F10, // 30
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KEY_F11, // 31
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KEY_F12, // 32
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};
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}
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Q_GLOBAL_STATIC(RemoteDesktopSession, s_session);
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RemoteDesktopSession::RemoteDesktopSession()
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: iface(new OrgFreedesktopPortalRemoteDesktopInterface(QLatin1String("org.freedesktop.portal.Desktop"),
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QLatin1String("/org/freedesktop/portal/desktop"),
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QDBusConnection::sessionBus(),
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this))
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{
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}
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void RemoteDesktopSession::createSession()
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{
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if (isValid()) {
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qCDebug(KDECONNECT_PLUGIN_MOUSEPAD) << "pass, already created";
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return;
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}
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m_connecting = true;
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// create session
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const auto handleToken = QStringLiteral("kdeconnect%1").arg(QRandomGenerator::global()->generate());
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const auto sessionParameters = QVariantMap{{QLatin1String("session_handle_token"), handleToken}, {QLatin1String("handle_token"), handleToken}};
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auto sessionReply = iface->CreateSession(sessionParameters);
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QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(sessionReply);
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connect(watcher, &QDBusPendingCallWatcher::finished, this, [this, sessionReply](QDBusPendingCallWatcher *self) {
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self->deleteLater();
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if (sessionReply.isError()) {
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qCWarning(KDECONNECT_PLUGIN_MOUSEPAD) << "Could not create the remote control session" << sessionReply.error();
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m_connecting = false;
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return;
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}
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bool b = QDBusConnection::sessionBus().connect(QString(),
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sessionReply.value().path(),
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QLatin1String("org.freedesktop.portal.Request"),
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QLatin1String("Response"),
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this,
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SLOT(handleXdpSessionCreated(uint, QVariantMap)));
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Q_ASSERT(b);
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qCDebug(KDECONNECT_PLUGIN_MOUSEPAD) << "authenticating" << sessionReply.value().path();
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});
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}
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void RemoteDesktopSession::handleXdpSessionCreated(uint code, const QVariantMap &results)
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{
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if (code != 0) {
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qCWarning(KDECONNECT_PLUGIN_MOUSEPAD) << "Failed to create session with code" << code << results;
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return;
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}
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m_connecting = false;
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m_xdpPath = QDBusObjectPath(results.value(QLatin1String("session_handle")).toString());
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const QVariantMap startParameters = {
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{QLatin1String("handle_token"), QStringLiteral("kdeconnect%1").arg(QRandomGenerator::global()->generate())},
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{QStringLiteral("types"), QVariant::fromValue<uint>(7)}, // request all (KeyBoard, Pointer, TouchScreen)
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};
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QDBusConnection::sessionBus().connect(QString(),
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m_xdpPath.path(),
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QLatin1String("org.freedesktop.portal.Session"),
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QLatin1String("Closed"),
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this,
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SLOT(handleXdpSessionFinished(uint, QVariantMap)));
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auto reply = iface->SelectDevices(m_xdpPath, startParameters);
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QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(reply);
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connect(watcher, &QDBusPendingCallWatcher::finished, this, [this, reply](QDBusPendingCallWatcher *self) {
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self->deleteLater();
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if (reply.isError()) {
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qCWarning(KDECONNECT_PLUGIN_MOUSEPAD) << "Could not start the remote control session" << reply.error();
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m_connecting = false;
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return;
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}
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bool b = QDBusConnection::sessionBus().connect(QString(),
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reply.value().path(),
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QLatin1String("org.freedesktop.portal.Request"),
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QLatin1String("Response"),
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this,
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SLOT(handleXdpSessionConfigured(uint, QVariantMap)));
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Q_ASSERT(b);
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qCDebug(KDECONNECT_PLUGIN_MOUSEPAD) << "configuring" << reply.value().path();
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});
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}
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void RemoteDesktopSession::handleXdpSessionConfigured(uint code, const QVariantMap &results)
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{
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if (code != 0) {
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qCWarning(KDECONNECT_PLUGIN_MOUSEPAD) << "Failed to configure session with code" << code << results;
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m_connecting = false;
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return;
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}
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const QVariantMap startParameters = {
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{QLatin1String("handle_token"), QStringLiteral("kdeconnect%1").arg(QRandomGenerator::global()->generate())},
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};
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auto reply = iface->Start(m_xdpPath, {}, startParameters);
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QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(reply);
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connect(watcher, &QDBusPendingCallWatcher::finished, this, [this, reply](QDBusPendingCallWatcher *self) {
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self->deleteLater();
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if (reply.isError()) {
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qCWarning(KDECONNECT_PLUGIN_MOUSEPAD) << "Could not start the remote control session" << reply.error();
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m_connecting = false;
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}
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});
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}
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void RemoteDesktopSession::handleXdpSessionFinished(uint /*code*/, const QVariantMap & /*results*/)
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{
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m_xdpPath = {};
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}
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WaylandRemoteInput::WaylandRemoteInput(QObject *parent)
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: AbstractRemoteInput(parent)
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{
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}
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WaylandRemoteInput::~WaylandRemoteInput()
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{
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}
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bool WaylandRemoteInput::handlePacket(const NetworkPacket &np)
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{
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if (!s_session->isValid()) {
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qCWarning(KDECONNECT_PLUGIN_MOUSEPAD) << "Unable to handle remote input. RemoteDesktop portal not authenticated";
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s_session->createSession();
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return false;
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}
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const float dx = np.get<float>(QStringLiteral("dx"), 0);
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const float dy = np.get<float>(QStringLiteral("dy"), 0);
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const bool isSingleClick = np.get<bool>(QStringLiteral("singleclick"), false);
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const bool isDoubleClick = np.get<bool>(QStringLiteral("doubleclick"), false);
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const bool isMiddleClick = np.get<bool>(QStringLiteral("middleclick"), false);
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const bool isRightClick = np.get<bool>(QStringLiteral("rightclick"), false);
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const bool isSingleHold = np.get<bool>(QStringLiteral("singlehold"), false);
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const bool isSingleRelease = np.get<bool>(QStringLiteral("singlerelease"), false);
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const bool isScroll = np.get<bool>(QStringLiteral("scroll"), false);
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const QString key = np.get<QString>(QStringLiteral("key"), QLatin1String(""));
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const int specialKey = np.get<int>(QStringLiteral("specialKey"), 0);
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if (isSingleClick || isDoubleClick || isMiddleClick || isRightClick || isSingleHold || isSingleRelease || isScroll || !key.isEmpty() || specialKey) {
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if (isSingleClick) {
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 1);
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 0);
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} else if (isDoubleClick) {
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 1);
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 0);
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 1);
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 0);
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} else if (isMiddleClick) {
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_MIDDLE, 1);
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_MIDDLE, 0);
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} else if (isRightClick) {
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_RIGHT, 1);
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_RIGHT, 0);
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} else if (isSingleHold) {
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// For drag'n drop
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 1);
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} else if (isSingleRelease) {
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// For drag'n drop. NEVER USED (release is done by tapping, which actually triggers a isSingleClick). Kept here for future-proofness.
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s_session->iface->NotifyPointerButton(s_session->m_xdpPath, {}, BTN_LEFT, 0);
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} else if (isScroll) {
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s_session->iface->NotifyPointerAxis(s_session->m_xdpPath, {}, dx, dy);
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} else if (specialKey || !key.isEmpty()) {
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bool ctrl = np.get<bool>(QStringLiteral("ctrl"), false);
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bool alt = np.get<bool>(QStringLiteral("alt"), false);
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bool shift = np.get<bool>(QStringLiteral("shift"), false);
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bool super = np.get<bool>(QStringLiteral("super"), false);
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if (ctrl)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTCTRL, 1);
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if (alt)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTALT, 1);
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if (shift)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTSHIFT, 1);
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if (super)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTMETA, 1);
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if (specialKey) {
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, SpecialKeysMap[specialKey], 1);
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, SpecialKeysMap[specialKey], 0);
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} else if (!key.isEmpty()) {
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for (const QChar character : key) {
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const auto keysym = xkb_utf32_to_keysym(character.toLower().unicode());
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if (keysym != XKB_KEY_NoSymbol) {
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s_session->iface->NotifyKeyboardKeysym(s_session->m_xdpPath, {}, keysym, 1).waitForFinished();
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s_session->iface->NotifyKeyboardKeysym(s_session->m_xdpPath, {}, keysym, 0).waitForFinished();
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} else {
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qCDebug(KDECONNECT_PLUGIN_MOUSEPAD) << "Cannot send character" << character;
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}
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}
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}
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if (ctrl)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTCTRL, 0);
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if (alt)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTALT, 0);
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if (shift)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTSHIFT, 0);
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if (super)
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s_session->iface->NotifyKeyboardKeycode(s_session->m_xdpPath, {}, KEY_LEFTMETA, 0);
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}
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} else { // Is a mouse move event
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s_session->iface->NotifyPointerMotion(s_session->m_xdpPath, {}, dx, dy);
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}
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return true;
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}
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