diff --git a/abstractlocker.cpp b/abstractlocker.cpp index a3ed5b1..7daa0c5 100644 --- a/abstractlocker.cpp +++ b/abstractlocker.cpp @@ -1,102 +1,107 @@ /******************************************************************** KSld - the KDE Screenlocker Daemon This file is part of the KDE project. Copyright (C) 1999 Martin R. Jones Copyright (C) 2002 Luboš Luňák Copyright (C) 2003 Oswald Buddenhagen Copyright (C) 2008 Chani Armitage Copyright (C) 2011 Martin Gräßlin Copyright (C) 2015 Bhushan Shah This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . *********************************************************************/ #include "abstractlocker.h" #include #include #include #include namespace ScreenLocker { BackgroundWindow::BackgroundWindow(AbstractLocker *lock) : QRasterWindow() , m_lock(lock) { setFlags(Qt::X11BypassWindowManagerHint); } BackgroundWindow::~BackgroundWindow() = default; void BackgroundWindow::paintEvent(QPaintEvent* ) { QPainter p(this); p.fillRect(0, 0, width(), height(), Qt::black); if (m_greeterFailure) { auto text = ki18n("The screen locker is broken and unlocking is not possible anymore.\n" "In order to unlock switch to a virtual terminal (e.g. Ctrl+Alt+F2),\n" "log in and execute the command:\n\n" "loginctl unlock-sessions\n\n" "Afterwards switch back to the running session (Ctrl+Alt+F%1)."); text = text.subs(QString::fromLocal8Bit(qgetenv("XDG_VTNR"))); p.setPen(Qt::white); QFont f = p.font(); f.setBold(true); f.setPointSize(24); // for testing emergency mode, we need to disable antialias, as otherwise // screen wouldn't be completely black and white. if (qEnvironmentVariableIsSet("KSLD_TESTMODE")) { f.setStyleStrategy(QFont::NoAntialias); } p.setFont(f); const auto screens = QGuiApplication::screens(); for (auto s : screens) { p.drawText(s->geometry(), Qt::AlignVCenter | Qt::AlignHCenter, text.toString()); } } m_lock->stayOnTop(); } void BackgroundWindow::emergencyShow() { m_greeterFailure = true; update(); show(); } AbstractLocker::AbstractLocker(QObject *parent) : QObject(parent) - , m_background(new BackgroundWindow(this)) { + if (qobject_cast(QCoreApplication::instance())) { + m_background.reset(new BackgroundWindow(this)); + } } AbstractLocker::~AbstractLocker() { } void AbstractLocker::emergencyShow() { + if (m_background.isNull()) { + return; + } m_background->emergencyShow(); } void AbstractLocker::addAllowedWindow(quint32 windows) { } } diff --git a/autotests/CMakeLists.txt b/autotests/CMakeLists.txt index 6f324dd..081e370 100644 --- a/autotests/CMakeLists.txt +++ b/autotests/CMakeLists.txt @@ -1,56 +1,69 @@ add_definitions(-DKSCREENLOCKER_UNIT_TEST) include(ECMMarkAsTest) ####################################### # LogindTest ####################################### set(logindTest_SRCS logindtest.cpp fakelogind.cpp ../logind.cpp ) add_executable(logindTest ${logindTest_SRCS}) target_link_libraries(logindTest Qt5::DBus Qt5::Test KF5::I18n) add_test(ksmserver-logindTest logindTest) ecm_mark_as_test(logindTest) ####################################### # KSldTest ####################################### add_executable(ksldTest ksldtest.cpp) target_link_libraries(ksldTest Qt5::Test Qt5::Widgets KF5::IdleTime XCB::XTEST KScreenLocker) add_test(ksmserver-ksldTest ksldTest) ecm_mark_as_test(ksldTest) ####################################### # KeyboardGrabber ####################################### add_executable(keyboardGrabber keyboardgrabber.cpp) target_link_libraries(keyboardGrabber Qt5::Core XCB::XCB) ecm_mark_as_test(keyboardGrabber) ####################################### # PointerGrabber ####################################### add_executable(pointerGrabber pointergrabber.cpp) target_link_libraries(pointerGrabber Qt5::Core XCB::XCB) ecm_mark_as_test(pointerGrabber) ####################################### # LockWindowTest ####################################### set(x11LockerTest_SRCS x11lockertest.cpp ../x11locker.cpp ../globalaccel.cpp ../abstractlocker.cpp) add_executable(x11LockerTest ${x11LockerTest_SRCS}) target_link_libraries(x11LockerTest KF5::GlobalAccel KF5::I18n KF5::WindowSystem Qt5::Test Qt5::X11Extras Qt5::Widgets ${X11_LIBRARIES} XCB::XCB XCB::KEYSYMS ) add_test(ksmserver-x11LockerTest x11LockerTest) ecm_mark_as_test(x11LockerTest) + +####################################### +# NoScreensTest +####################################### +set(noScreensTest_SRCS noscreens.cpp) +add_executable(noScreensTest ${noScreensTest_SRCS}) +target_link_libraries(noScreensTest + KScreenLocker + Qt5::Test + KF5::WaylandServer + ) +add_test(ksld-noScreensTest noScreensTest) +ecm_mark_as_test(noScreensTest) diff --git a/autotests/noscreens.cpp b/autotests/noscreens.cpp new file mode 100644 index 0000000..1a26fe2 --- /dev/null +++ b/autotests/noscreens.cpp @@ -0,0 +1,157 @@ +/******************************************************************** + KSld - the KDE Screenlocker Daemon + This file is part of the KDE project. + +Copyright (C) 2016 Martin Gräßlin + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +*********************************************************************/ + +#include +#include "../ksldapp.h" +#include +#include +#include +#include +#include +#include +#include + +using namespace KWayland::Server; + +class NoScreensTest : public QObject +{ + Q_OBJECT +Q_SIGNALS: + void surfaceShown(); + +private Q_SLOTS: + void initTestCase(); + void cleanup(); + void testAllQScreensClose(); + +private: + void unlock(); + Display *m_display = nullptr; + CompositorInterface *m_compositor = nullptr; + ShellInterface *m_shell = nullptr; + SeatInterface *m_seat = nullptr; + PlasmaShellInterface *m_plasma = nullptr; + SurfaceInterface *m_surface = nullptr; +}; + +void NoScreensTest::initTestCase() +{ + m_display = new Display(this); + m_display->start(Display::StartMode::ConnectClientsOnly); + m_compositor = m_display->createCompositor(m_display); + m_compositor->create(); + m_shell = m_display->createShell(m_display); + m_shell->create(); + m_display->createShm(); + m_seat = m_display->createSeat(m_display); + m_seat->setHasKeyboard(true); + m_seat->setHasPointer(true); + m_seat->setHasTouch(true); + m_seat->create(); + m_display->createDataDeviceManager(m_display)->create(); + m_plasma = m_display->createPlasmaShell(m_display); + m_plasma->create(); + + QCoreApplication::instance()->setProperty("platformName", QStringLiteral("wayland")); + ScreenLocker::KSldApp::self(); + ScreenLocker::KSldApp::self()->setWaylandDisplay(m_display); + QProcessEnvironment env = QProcessEnvironment::systemEnvironment(); + env.insert("QT_QPA_PLATFORM", "wayland"); + ScreenLocker::KSldApp::self()->setGreeterEnvironment(env); + ScreenLocker::KSldApp::self()->initialize(); + connect(m_shell, &ShellInterface::surfaceCreated, this, + [this] (ShellSurfaceInterface *surface) { + m_surface = surface->surface(); + connect(surface->surface(), &SurfaceInterface::damaged, this, + [this, surface] { + emit surfaceShown(); + ScreenLocker::KSldApp::self()->lockScreenShown(); + surface->surface()->frameRendered(0); + surface->client()->flush(); + } + ); + } + ); +} + +void NoScreensTest::cleanup() +{ + unlock(); +} + +void NoScreensTest::unlock() +{ + using namespace ScreenLocker; + const auto children = KSldApp::self()->children(); + for (auto it = children.begin(); it != children.end(); ++it) { + if (qstrcmp((*it)->metaObject()->className(), "LogindIntegration") != 0) { + continue; + } + QMetaObject::invokeMethod(*it, "requestUnlock"); + break; + } +} + +void NoScreensTest::testAllQScreensClose() +{ + QSignalSpy lockedStateSpy(ScreenLocker::KSldApp::self(), &ScreenLocker::KSldApp::lockStateChanged); + QVERIFY(lockedStateSpy.isValid()); + QSignalSpy greeterConnectionSpy(ScreenLocker::KSldApp::self(), &ScreenLocker::KSldApp::greeterClientConnectionChanged); + QVERIFY(greeterConnectionSpy.isValid()); + + QSignalSpy surfaceShownSpy(this, &NoScreensTest::surfaceShown); + QVERIFY(surfaceShownSpy.isValid()); + + // create an Output + OutputInterface *output = m_display->createOutput(m_display); + output->setGlobalPosition(QPoint(0, 0)); + output->setPhysicalSize(QSize(1280, 1024) / 3.8); + output->addMode(QSize(1280, 1024)); + output->create(); + + ScreenLocker::KSldApp::self()->lock(ScreenLocker::EstablishLock::Immediate); + QCOMPARE(lockedStateSpy.count(), 1); + QCOMPARE(greeterConnectionSpy.count(), 1); + QCOMPARE(ScreenLocker::KSldApp::self()->lockState(), ScreenLocker::KSldApp::AcquiringLock); + + QVERIFY(surfaceShownSpy.wait()); + QCOMPARE(ScreenLocker::KSldApp::self()->lockState(), ScreenLocker::KSldApp::Locked); + + // give some time to show the window + QTest::qWait(5000); + + // deleting the output should destroy the surface + QVERIFY(m_surface); + QSignalSpy surfaceDestroyedSpy(m_surface, &QObject::destroyed); + QVERIFY(surfaceDestroyedSpy.isValid()); + + output->deleteLater(); + QVERIFY(surfaceDestroyedSpy.wait()); + QCOMPARE(ScreenLocker::KSldApp::self()->lockState(), ScreenLocker::KSldApp::Locked); + + QVERIFY(!lockedStateSpy.wait()); + QCOMPARE(ScreenLocker::KSldApp::self()->lockState(), ScreenLocker::KSldApp::Locked); + + unlock(); + QTRY_COMPARE(ScreenLocker::KSldApp::self()->lockState(), ScreenLocker::KSldApp::Unlocked); +} + +QTEST_GUILESS_MAIN(NoScreensTest) +#include "noscreens.moc" diff --git a/ksldapp.cpp b/ksldapp.cpp index 7b2fcd3..0b38aa0 100644 --- a/ksldapp.cpp +++ b/ksldapp.cpp @@ -1,724 +1,724 @@ /******************************************************************** KSld - the KDE Screenlocker Daemon This file is part of the KDE project. Copyright 1999 Martin R. Jones Copyright 2003 Oswald Buddenhagen Copyright 2008 Chani Armitage Copyright (C) 2011 Martin Gräßlin This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . *********************************************************************/ #include "ksldapp.h" #include "interface.h" #include "globalaccel.h" #include "x11locker.h" #include "waylandlocker.h" #include "logind.h" #include "kscreensaversettings.h" #include "powermanagement_inhibition.h" #include #include #include "waylandserver.h" // KDE #include #include #include #include #include //kwayland #include #include // Qt #include #include #include #include #include #include #include // X11 #include #include #ifdef X11_Xinput_FOUND #include #endif // other #include #include #include #include namespace ScreenLocker { static KSldApp * s_instance = 0; KSldApp* KSldApp::self() { if (!s_instance) { s_instance = new KSldApp(); } return s_instance; } KSldApp::KSldApp(QObject * parent) : QObject(parent) , m_lockState(Unlocked) , m_lockProcess(NULL) , m_lockWindow(NULL) , m_waylandServer(new WaylandServer(this)) , m_waylandDisplay(nullptr) , m_lockedTimer(QElapsedTimer()) , m_idleId(0) , m_lockGrace(0) , m_inGraceTime(false) , m_graceTimer(new QTimer(this)) , m_inhibitCounter(0) , m_logind(nullptr) , m_greeterEnv(QProcessEnvironment::systemEnvironment()) , m_powerManagementInhibition(new PowerManagementInhibition(this)) { m_isX11 = QX11Info::isPlatformX11(); - m_isWayland = QGuiApplication::platformName().startsWith( QLatin1String("wayland"), Qt::CaseInsensitive); + m_isWayland = QCoreApplication::instance()->property("platformName").toString().startsWith( QLatin1String("wayland"), Qt::CaseInsensitive); } KSldApp::~KSldApp() { } static int s_XTimeout; static int s_XInterval; static int s_XBlanking; static int s_XExposures; void KSldApp::cleanUp() { if (m_lockProcess && m_lockProcess->state() != QProcess::NotRunning) { m_lockProcess->terminate(); } delete m_lockProcess; delete m_lockWindow; // Restore X screensaver parameters XSetScreenSaver(QX11Info::display(), s_XTimeout, s_XInterval, s_XBlanking, s_XExposures); } static bool s_graceTimeKill = false; static bool s_logindExit = false; static bool hasXInput() { #ifdef X11_Xinput_FOUND Display *dpy = QX11Info::display(); int xi_opcode, event, error; // init XInput extension if (!XQueryExtension(dpy, "XInputExtension", &xi_opcode, &event, &error)) { return false; } // verify that the XInput extension is at at least version 2.0 int major = 2, minor = 0; int result = XIQueryVersion(dpy, &major, &minor); if (result == BadImplementation) { // Xinput 2.2 returns BadImplementation if checked against 2.0 major = 2; minor = 2; return XIQueryVersion(dpy, &major, &minor) == Success; } return result == Success; #else return false; #endif } void KSldApp::initializeX11() { m_hasXInput2 = hasXInput(); // Save X screensaver parameters XGetScreenSaver(QX11Info::display(), &s_XTimeout, &s_XInterval, &s_XBlanking, &s_XExposures); // And disable it. The internal X screensaver is not used at all, but we use its // internal idle timer (and it is also used by DPMS support in X). This timer must not // be altered by this code, since e.g. resetting the counter after activating our // screensaver would prevent DPMS from activating. We use the timer merely to detect // user activity. XSetScreenSaver(QX11Info::display(), 0, s_XInterval, s_XBlanking, s_XExposures); } void KSldApp::initialize() { if (m_isX11) { initializeX11(); } // Global keys if (KAuthorized::authorizeKAction(QStringLiteral("lock_screen"))) { qDebug() << "Configuring Lock Action"; QAction *a = new QAction(this); a->setObjectName(QStringLiteral("Lock Session")); a->setProperty("componentName", QStringLiteral("ksmserver")); a->setText(i18n("Lock Session")); KGlobalAccel::self()->setGlobalShortcut(a, QList() << Qt::ALT+Qt::CTRL+Qt::Key_L << Qt::Key_ScreenSaver ); connect(a, &QAction::triggered, this, [this]() { lock(EstablishLock::Immediate); } ); } // idle support auto idleTimeSignal = static_cast(&KIdleTime::timeoutReached); connect(KIdleTime::instance(), idleTimeSignal, this, [this](int identifier) { if (identifier != m_idleId) { // not our identifier return; } if (lockState() != Unlocked) { return; } if (m_inhibitCounter // either we got a direct inhibit request thru our outdated o.f.Screensaver iface ... || isFdoPowerInhibited()) { // ... or the newer one at o.f.PowerManagement.Inhibit // there is at least one process blocking the auto lock of screen locker return; } if (m_lockGrace) { // short-circuit if grace time is zero m_inGraceTime = true; } else if (m_lockGrace == -1) { m_inGraceTime = true; // if no timeout configured, grace time lasts forever } lock(EstablishLock::Delayed); } ); m_lockProcess = new QProcess(); m_lockProcess->setProcessChannelMode(QProcess::ForwardedErrorChannel); m_lockProcess->setReadChannel(QProcess::StandardOutput); auto finishedSignal = static_cast(&QProcess::finished); connect(m_lockProcess, finishedSignal, this, [this](int exitCode, QProcess::ExitStatus exitStatus) { if (m_isWayland && m_waylandDisplay && m_greeterClientConnection) { m_greeterClientConnection->destroy(); } if ((!exitCode && exitStatus == QProcess::NormalExit) || s_graceTimeKill || s_logindExit) { // unlock process finished successfully - we can remove the lock grab s_graceTimeKill = false; s_logindExit = false; doUnlock(); return; } // failure, restart lock process m_greeterCrashedCounter++; if (m_greeterCrashedCounter < 4) { startLockProcess(EstablishLock::Immediate); } else if (m_lockWindow) { m_lockWindow->emergencyShow(); } } ); connect(m_lockProcess, static_cast(&QProcess::error), this, [this](QProcess::ProcessError error) { if (error == QProcess::FailedToStart) { doUnlock(); m_waylandServer->stop(); qCritical() << "Greeter Process not available"; } } ); m_lockedTimer.invalidate(); m_graceTimer->setSingleShot(true); connect(m_graceTimer, &QTimer::timeout, this, &KSldApp::endGraceTime); // create our D-Bus interface new Interface(this); // connect to logind m_logind = new LogindIntegration(this); connect(m_logind, &LogindIntegration::requestLock, this, [this]() { lock(EstablishLock::Immediate); } ); connect(m_logind, &LogindIntegration::requestUnlock, this, [this]() { if (lockState() == Locked || lockState() == AcquiringLock) { if (m_lockProcess->state() != QProcess::NotRunning) { s_logindExit = true; m_lockProcess->kill(); } else { doUnlock(); } } } ); connect(m_logind, &LogindIntegration::prepareForSleep, this, [this](bool goingToSleep) { if (!goingToSleep) { // not interested in doing anything on wakeup return; } if (KScreenSaverSettings::lockOnResume()) { lock(EstablishLock::Immediate); } } ); connect(m_logind, &LogindIntegration::inhibited, this, [this]() { // if we are already locked, we immediatelly remove the inhibition lock if (m_lockState == KSldApp::Locked) { m_logind->uninhibit(); } } ); connect(m_logind, &LogindIntegration::connectedChanged, this, [this]() { if (m_logind->isConnected() && m_lockState == ScreenLocker::KSldApp::Unlocked && KScreenSaverSettings::lockOnResume()) { m_logind->inhibit(); } } ); connect(this, &KSldApp::locked, this, [this]() { m_logind->uninhibit(); if (m_lockGrace > 0 && m_inGraceTime) { m_graceTimer->start(m_lockGrace); } } ); connect(this, &KSldApp::unlocked, this, [this]() { if (KScreenSaverSettings::lockOnResume()) { m_logind->inhibit(); } } ); m_globalAccel = new GlobalAccel(this); connect(this, &KSldApp::locked, m_globalAccel, &GlobalAccel::prepare); connect(this, &KSldApp::unlocked, m_globalAccel, &GlobalAccel::release); // fallback for non-logind systems: // connect to signal emitted by Solid. This is emitted unconditionally also on logind enabled systems // ksld ignores it in case logind is used QDBusConnection::sessionBus().connect(QStringLiteral("org.kde.Solid.PowerManagement"), QStringLiteral("/org/kde/Solid/PowerManagement/Actions/SuspendSession"), QStringLiteral("org.kde.Solid.PowerManagement.Actions.SuspendSession"), QStringLiteral("aboutToSuspend"), this, SLOT(solidSuspend())); configure(); } void KSldApp::configure() { KScreenSaverSettings::self()->load(); // idle support if (m_idleId) { KIdleTime::instance()->removeIdleTimeout(m_idleId); m_idleId = 0; } const int timeout = KScreenSaverSettings::timeout(); // screen saver enabled means there is an auto lock timer // timeout > 0 is for backwards compatibility with old configs if (KScreenSaverSettings::autolock() && timeout > 0) { // timeout stored in minutes m_idleId = KIdleTime::instance()->addIdleTimeout(timeout*1000*60); } if (KScreenSaverSettings::lock()) { // lockGrace is stored in seconds m_lockGrace = KScreenSaverSettings::lockGrace() * 1000; } else { m_lockGrace = -1; } if (m_logind && m_logind->isConnected()) { if (KScreenSaverSettings::lockOnResume() && !m_logind->isInhibited()) { m_logind->inhibit(); } else if (!KScreenSaverSettings::lockOnResume() && m_logind->isInhibited()) { m_logind->uninhibit(); } } } void KSldApp::lock(EstablishLock establishLock) { if (lockState() != Unlocked) { // already locked or acquiring lock, no need to lock again // but make sure it's really locked endGraceTime(); if (establishLock == EstablishLock::Immediate) { // signal the greeter to switch to immediateLock mode kill(m_lockProcess->pid(), SIGUSR1); } return; } qDebug() << "lock called"; if (!establishGrab()) { qCritical() << "Could not establish screen lock"; return; } KNotification::event(QStringLiteral("locked"), i18n("Screen locked"), QPixmap(), nullptr, KNotification::CloseOnTimeout, QStringLiteral("ksmserver")); // blank the screen showLockWindow(); m_lockState = AcquiringLock; // start unlock screen process startLockProcess(establishLock); emit lockStateChanged(); } /* * Forward declarations: * Only called from KSldApp::establishGrab(). Using from somewhere else is incorrect usage! **/ static bool grabKeyboard(); static bool grabMouse(); class XServerGrabber { public: XServerGrabber() { xcb_grab_server(QX11Info::connection()); } ~XServerGrabber() { xcb_ungrab_server(QX11Info::connection()); xcb_flush(QX11Info::connection()); } }; bool KSldApp::establishGrab() { if (!m_isX11) { return true; } XSync(QX11Info::display(), False); XServerGrabber serverGrabber; if (!grabKeyboard()) { return false; } if (!grabMouse()) { XUngrabKeyboard(QX11Info::display(), CurrentTime); XFlush(QX11Info::display()); return false; } #ifdef X11_Xinput_FOUND if (m_hasXInput2) { // get all devices Display *dpy = QX11Info::display(); int numMasters; XIDeviceInfo *masters = XIQueryDevice(dpy, XIAllMasterDevices, &numMasters); bool success = true; for (int i = 0; i < numMasters; ++i) { // ignoring core pointer and core keyboard as we already grabbed them if (qstrcmp(masters[i].name, "Virtual core pointer") == 0) { continue; } if (qstrcmp(masters[i].name, "Virtual core keyboard") == 0) { continue; } XIEventMask mask; uchar bitmask[] = { 0, 0 }; mask.deviceid = masters[i].deviceid; mask.mask = bitmask; mask.mask_len = sizeof(bitmask); XISetMask(bitmask, XI_ButtonPress); XISetMask(bitmask, XI_ButtonRelease); XISetMask(bitmask, XI_Motion); XISetMask(bitmask, XI_Enter); XISetMask(bitmask, XI_Leave); const int result = XIGrabDevice(dpy, masters[i].deviceid, QX11Info::appRootWindow(), XCB_TIME_CURRENT_TIME, XCB_CURSOR_NONE, XIGrabModeAsync, XIGrabModeAsync, True, &mask); if (result != XIGrabSuccess) { success = false; break; } } if (!success) { // ungrab all devices again for (int i = 0; i < numMasters; ++i) { XIUngrabDevice(dpy, masters[i].deviceid, XCB_TIME_CURRENT_TIME); } xcb_connection_t *c = QX11Info::connection(); xcb_ungrab_keyboard(c, XCB_CURRENT_TIME); xcb_ungrab_pointer(c, XCB_CURRENT_TIME); } XIFreeDeviceInfo(masters); XFlush(dpy); return success; } #endif return true; } static bool grabKeyboard() { int rv = XGrabKeyboard( QX11Info::display(), QX11Info::appRootWindow(), True, GrabModeAsync, GrabModeAsync, CurrentTime ); return (rv == GrabSuccess); } static bool grabMouse() { #define GRABEVENTS ButtonPressMask | ButtonReleaseMask | PointerMotionMask | \ EnterWindowMask | LeaveWindowMask int rv = XGrabPointer( QX11Info::display(), QX11Info::appRootWindow(), True, GRABEVENTS, GrabModeAsync, GrabModeAsync, None, None, CurrentTime ); #undef GRABEVENTS return (rv == GrabSuccess); } void KSldApp::doUnlock() { qDebug() << "Grab Released"; if (m_isX11) { xcb_connection_t *c = QX11Info::connection(); xcb_ungrab_keyboard(c, XCB_CURRENT_TIME); xcb_ungrab_pointer(c, XCB_CURRENT_TIME); xcb_flush(c); #ifdef X11_Xinput_FOUND if (m_hasXInput2) { // get all devices Display *dpy = QX11Info::display(); int numMasters; XIDeviceInfo *masters = XIQueryDevice(dpy, XIAllMasterDevices, &numMasters); // ungrab all devices again for (int i = 0; i < numMasters; ++i) { XIUngrabDevice(dpy, masters[i].deviceid, XCB_TIME_CURRENT_TIME); } XIFreeDeviceInfo(masters); XFlush(dpy); } #endif } hideLockWindow(); // delete the window again, to get rid of event filter delete m_lockWindow; m_lockWindow = NULL; m_lockState = Unlocked; m_lockedTimer.invalidate(); m_greeterCrashedCounter = 0; endGraceTime(); m_waylandServer->stop(); KNotification::event(QStringLiteral("unlocked"), i18n("Screen unlocked"), QPixmap(), nullptr, KNotification::CloseOnTimeout, QStringLiteral("ksmserver")); emit unlocked(); emit lockStateChanged(); } bool KSldApp::isFdoPowerInhibited() const { return m_powerManagementInhibition->isInhibited(); } void KSldApp::startLockProcess(EstablishLock establishLock) { if (m_isWayland && m_waylandDisplay) { int sx[2]; if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sx) < 0) { qWarning() << "Can not create socket"; emit m_lockProcess->error(QProcess::FailedToStart); return; } m_greeterClientConnection = m_waylandDisplay->createClient(sx[0]); connect(m_greeterClientConnection, &QObject::destroyed, this, [this] { m_greeterClientConnection = nullptr; emit greeterClientConnectionChanged(); } ); emit greeterClientConnectionChanged(); int socket = dup(sx[1]); if (socket >= 0) { QProcessEnvironment env = m_greeterEnv; env.insert("WAYLAND_SOCKET", QByteArray::number(socket)); m_lockProcess->setProcessEnvironment(env); } } QStringList args; if (establishLock == EstablishLock::Immediate) { args << QStringLiteral("--immediateLock"); } if (m_lockGrace > 0) { args << QStringLiteral("--graceTime"); args << QString::number(m_lockGrace); } if (m_lockGrace == -1) { args << QStringLiteral("--nolock"); } // start the Wayland server int fd = m_waylandServer->start(); if (fd == -1) { emit m_lockProcess->error(QProcess::FailedToStart); return; } args << QStringLiteral("--ksldfd"); args << QString::number(fd); m_lockProcess->start(QStringLiteral(KSCREENLOCKER_GREET_BIN), args); close(fd); } void KSldApp::showLockWindow() { if (!m_lockWindow) { if (m_isX11) { m_lockWindow = new X11Locker(this); } if (m_isWayland) { m_lockWindow = new WaylandLocker(m_waylandDisplay, this); } if (!m_lockWindow) { return; } m_lockWindow->setGlobalAccel(m_globalAccel); connect(m_lockWindow, &AbstractLocker::userActivity, m_lockWindow, [this]() { if (isGraceTime()) { unlock(); } }, Qt::QueuedConnection ); connect(m_lockWindow, &AbstractLocker::lockWindowShown, m_lockWindow, [this] { lockScreenShown(); } , Qt::QueuedConnection); connect(m_waylandServer, &WaylandServer::x11WindowAdded, m_lockWindow, &AbstractLocker::addAllowedWindow); } m_lockWindow->showLockWindow(); if (m_isX11) { XSync(QX11Info::display(), False); } } void KSldApp::hideLockWindow() { if (!m_lockWindow) { return; } m_lockWindow->hideLockWindow(); } uint KSldApp::activeTime() const { if (m_lockedTimer.isValid()) { return m_lockedTimer.elapsed(); } return 0; } bool KSldApp::isGraceTime() const { return m_inGraceTime; } void KSldApp::endGraceTime() { m_graceTimer->stop(); m_inGraceTime = false; } void KSldApp::unlock() { if (!isGraceTime()) { return; } s_graceTimeKill = true; m_lockProcess->terminate(); } void KSldApp::inhibit() { ++m_inhibitCounter; } void KSldApp::uninhibit() { --m_inhibitCounter; } void KSldApp::solidSuspend() { // ignore in case that we use logind if (m_logind && m_logind->isConnected()) { return; } if (KScreenSaverSettings::lockOnResume()) { lock(EstablishLock::Immediate); } } void KSldApp::setWaylandDisplay(KWayland::Server::Display *display) { if (m_waylandDisplay != display) { m_waylandDisplay = display; } } void KSldApp::lockScreenShown() { if (m_lockState == Locked) { return; } m_lockState = Locked; m_lockedTimer.restart(); emit locked(); emit lockStateChanged(); } void KSldApp::setGreeterEnvironment(const QProcessEnvironment &env) { m_greeterEnv = env; if (m_isWayland) { m_greeterEnv.insert(QStringLiteral("QT_QPA_PLATFORM"), QStringLiteral("wayland")); } } bool KSldApp::event(QEvent *event) { if (m_globalAccel && event->type() == QEvent::KeyPress) { if (m_globalAccel->keyEvent(static_cast(event))) { event->setAccepted(true); } } return false; } } // namespace