diff --git a/workspace.cpp b/workspace.cpp index 66818ee62..273c5a36a 100644 --- a/workspace.cpp +++ b/workspace.cpp @@ -1,2780 +1,2779 @@ /******************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 1999, 2000 Matthias Ettrich Copyright (C) 2003 Lubos Lunak Copyright (C) 2019 Vlad Zahorodnii 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 . *********************************************************************/ // own #include "workspace.h" // kwin libs #include // kwin #ifdef KWIN_BUILD_ACTIVITIES #include "activities.h" #endif #include "appmenu.h" #include "atoms.h" #include "x11client.h" #include "composite.h" #include "cursor.h" #include "dbusinterface.h" #include "deleted.h" #include "effects.h" #include "focuschain.h" #include "group.h" #include "input.h" #include "internal_client.h" #include "logind.h" #include "moving_client_x11_filter.h" #include "killwindow.h" #include "netinfo.h" #include "outline.h" #include "placement.h" #include "rules.h" #include "screenedge.h" #include "screens.h" #include "platform.h" #include "scripting/scripting.h" #ifdef KWIN_BUILD_TABBOX #include "tabbox.h" #endif #include "unmanaged.h" #include "useractions.h" #include "virtualdesktops.h" #include "was_user_interaction_x11_filter.h" #include "wayland_server.h" #include "xcbutils.h" #include "main.h" #include "decorations/decorationbridge.h" // KDE #include #include #include #include // Qt #include namespace KWin { extern int screen_number; extern bool is_multihead; ColorMapper::ColorMapper(QObject *parent) : QObject(parent) , m_default(defaultScreen()->default_colormap) , m_installed(defaultScreen()->default_colormap) { } ColorMapper::~ColorMapper() { } void ColorMapper::update() { xcb_colormap_t cmap = m_default; if (X11Client *c = dynamic_cast(Workspace::self()->activeClient())) { if (c->colormap() != XCB_COLORMAP_NONE) { cmap = c->colormap(); } } if (cmap != m_installed) { xcb_install_colormap(connection(), cmap); m_installed = cmap; } } Workspace* Workspace::_self = nullptr; Workspace::Workspace(const QString &sessionKey) : QObject(nullptr) , m_compositor(nullptr) // Unsorted , active_popup(nullptr) , active_popup_client(nullptr) , m_initialDesktop(1) , active_client(nullptr) , last_active_client(nullptr) , most_recently_raised(nullptr) , movingClient(nullptr) , delayfocus_client(nullptr) , force_restacking(false) , showing_desktop(false) , was_user_interaction(false) , block_focus(0) , m_userActionsMenu(new UserActionsMenu(this)) , client_keys_dialog(nullptr) , client_keys_client(nullptr) , global_shortcuts_disabled_for_client(false) , workspaceInit(true) , startup(nullptr) , set_active_client_recursion(0) , block_stacking_updates(0) , m_sessionManager(new SessionManager(this)) { // If KWin was already running it saved its configuration after loosing the selection -> Reread QFuture reparseConfigFuture = QtConcurrent::run(options, &Options::reparseConfiguration); ApplicationMenu::create(this); _self = this; #ifdef KWIN_BUILD_ACTIVITIES Activities *activities = nullptr; if (kwinApp()->usesKActivities()) { activities = Activities::create(this); } if (activities) { connect(activities, SIGNAL(currentChanged(QString)), SLOT(updateCurrentActivity(QString))); } #endif // PluginMgr needs access to the config file, so we need to wait for it for finishing reparseConfigFuture.waitForFinished(); options->loadConfig(); options->loadCompositingConfig(false); delayFocusTimer = nullptr; if (!sessionKey.isEmpty()) loadSessionInfo(sessionKey); connect(qApp, &QGuiApplication::saveStateRequest, this, &Workspace::saveState); RuleBook::create(this)->load(); kwinApp()->createScreens(); ScreenEdges::create(this); // VirtualDesktopManager needs to be created prior to init shortcuts // and prior to TabBox, due to TabBox connecting to signals // actual initialization happens in init() VirtualDesktopManager::create(this); //dbus interface new VirtualDesktopManagerDBusInterface(VirtualDesktopManager::self()); #ifdef KWIN_BUILD_TABBOX // need to create the tabbox before compositing scene is setup TabBox::TabBox::create(this); #endif if (Compositor::self()) { m_compositor = Compositor::self(); } else { Q_ASSERT(kwinApp()->operationMode() == Application::OperationMode::OperationModeX11); m_compositor = X11Compositor::create(this); } connect(this, &Workspace::currentDesktopChanged, m_compositor, &Compositor::addRepaintFull); connect(m_compositor, &QObject::destroyed, this, [this] { m_compositor = nullptr; }); auto decorationBridge = Decoration::DecorationBridge::create(this); decorationBridge->init(); connect(this, &Workspace::configChanged, decorationBridge, &Decoration::DecorationBridge::reconfigure); new DBusInterface(this); Outline::create(this); initShortcuts(); init(); } void Workspace::init() { KSharedConfigPtr config = kwinApp()->config(); Screens *screens = Screens::self(); // get screen support connect(screens, SIGNAL(changed()), SLOT(desktopResized())); screens->setConfig(config); screens->reconfigure(); connect(options, SIGNAL(configChanged()), screens, SLOT(reconfigure())); ScreenEdges *screenEdges = ScreenEdges::self(); screenEdges->setConfig(config); screenEdges->init(); connect(options, SIGNAL(configChanged()), screenEdges, SLOT(reconfigure())); connect(VirtualDesktopManager::self(), SIGNAL(layoutChanged(int,int)), screenEdges, SLOT(updateLayout())); connect(this, &Workspace::clientActivated, screenEdges, &ScreenEdges::checkBlocking); FocusChain *focusChain = FocusChain::create(this); connect(this, &Workspace::clientRemoved, focusChain, &FocusChain::remove); connect(this, &Workspace::clientActivated, focusChain, &FocusChain::setActiveClient); connect(VirtualDesktopManager::self(), SIGNAL(countChanged(uint,uint)), focusChain, SLOT(resize(uint,uint))); connect(VirtualDesktopManager::self(), SIGNAL(currentChanged(uint,uint)), focusChain, SLOT(setCurrentDesktop(uint,uint))); connect(options, SIGNAL(separateScreenFocusChanged(bool)), focusChain, SLOT(setSeparateScreenFocus(bool))); focusChain->setSeparateScreenFocus(options->isSeparateScreenFocus()); // create VirtualDesktopManager and perform dependency injection VirtualDesktopManager *vds = VirtualDesktopManager::self(); connect(vds, &VirtualDesktopManager::desktopRemoved, this, [this](KWin::VirtualDesktop *desktop) { //Wayland if (kwinApp()->operationMode() == Application::OperationModeWaylandOnly || kwinApp()->operationMode() == Application::OperationModeXwayland) { for (auto it = m_allClients.constBegin(); it != m_allClients.constEnd(); ++it) { if (!(*it)->desktops().contains(desktop)) { continue; } if ((*it)->desktops().count() > 1) { (*it)->leaveDesktop(desktop); } else { sendClientToDesktop(*it, qMin(desktop->x11DesktopNumber(), VirtualDesktopManager::self()->count()), true); } } //X11 } else { for (auto it = m_allClients.constBegin(); it != m_allClients.constEnd(); ++it) { if (!(*it)->isOnAllDesktops() && ((*it)->desktop() > static_cast(VirtualDesktopManager::self()->count()))) { sendClientToDesktop(*it, VirtualDesktopManager::self()->count(), true); } } } } ); connect(vds, SIGNAL(countChanged(uint,uint)), SLOT(slotDesktopCountChanged(uint,uint))); connect(vds, SIGNAL(currentChanged(uint,uint)), SLOT(slotCurrentDesktopChanged(uint,uint))); vds->setNavigationWrappingAround(options->isRollOverDesktops()); connect(options, SIGNAL(rollOverDesktopsChanged(bool)), vds, SLOT(setNavigationWrappingAround(bool))); vds->setConfig(config); // Now we know how many desktops we'll have, thus we initialize the positioning object Placement::create(this); // positioning object needs to be created before the virtual desktops are loaded. vds->load(); vds->updateLayout(); //makes sure any autogenerated id is saved, necessary as in case of xwayland, load will be called 2 times // load is needed to be called again when starting xwayalnd to sync to RootInfo, see BUG 385260 vds->save(); if (!VirtualDesktopManager::self()->setCurrent(m_initialDesktop)) VirtualDesktopManager::self()->setCurrent(1); reconfigureTimer.setSingleShot(true); updateToolWindowsTimer.setSingleShot(true); connect(&reconfigureTimer, SIGNAL(timeout()), this, SLOT(slotReconfigure())); connect(&updateToolWindowsTimer, SIGNAL(timeout()), this, SLOT(slotUpdateToolWindows())); // TODO: do we really need to reconfigure everything when fonts change? // maybe just reconfigure the decorations? Move this into libkdecoration? QDBusConnection::sessionBus().connect(QString(), QStringLiteral("/KDEPlatformTheme"), QStringLiteral("org.kde.KDEPlatformTheme"), QStringLiteral("refreshFonts"), this, SLOT(reconfigure())); active_client = nullptr; initWithX11(); Scripting::create(this); if (auto server = waylandServer()) { connect(server, &WaylandServer::shellClientAdded, this, &Workspace::addShellClient); connect(server, &WaylandServer::shellClientRemoved, this, &Workspace::removeShellClient); } // SELI TODO: This won't work with unreasonable focus policies, // and maybe in rare cases also if the selected client doesn't // want focus workspaceInit = false; // broadcast that Workspace is ready, but first process all events. QMetaObject::invokeMethod(this, "workspaceInitialized", Qt::QueuedConnection); // TODO: ungrabXServer() } void Workspace::initWithX11() { if (!kwinApp()->x11Connection()) { connect(kwinApp(), &Application::x11ConnectionChanged, this, &Workspace::initWithX11, Qt::UniqueConnection); return; } disconnect(kwinApp(), &Application::x11ConnectionChanged, this, &Workspace::initWithX11); atoms->retrieveHelpers(); // first initialize the extensions Xcb::Extensions::self(); ColorMapper *colormaps = new ColorMapper(this); connect(this, &Workspace::clientActivated, colormaps, &ColorMapper::update); // Call this before XSelectInput() on the root window startup = new KStartupInfo( KStartupInfo::DisableKWinModule | KStartupInfo::AnnounceSilenceChanges, this); // Select windowmanager privileges selectWmInputEventMask(); // Compatibility int32_t data = 1; xcb_change_property(connection(), XCB_PROP_MODE_APPEND, rootWindow(), atoms->kwin_running, atoms->kwin_running, 32, 1, &data); if (kwinApp()->operationMode() == Application::OperationModeX11) { m_wasUserInteractionFilter.reset(new WasUserInteractionX11Filter); m_movingClientFilter.reset(new MovingClientX11Filter); } updateXTime(); // Needed for proper initialization of user_time in Client ctor const uint32_t nullFocusValues[] = {true}; m_nullFocus.reset(new Xcb::Window(QRect(-1, -1, 1, 1), XCB_WINDOW_CLASS_INPUT_ONLY, XCB_CW_OVERRIDE_REDIRECT, nullFocusValues)); m_nullFocus->map(); RootInfo *rootInfo = RootInfo::create(); const auto vds = VirtualDesktopManager::self(); vds->setRootInfo(rootInfo); // load again to sync to RootInfo, see BUG 385260 vds->load(); vds->updateRootInfo(); rootInfo->setCurrentDesktop(vds->currentDesktop()->x11DesktopNumber()); // TODO: only in X11 mode // Extra NETRootInfo instance in Client mode is needed to get the values of the properties NETRootInfo client_info(connection(), NET::ActiveWindow | NET::CurrentDesktop); if (!qApp->isSessionRestored()) { m_initialDesktop = client_info.currentDesktop(); vds->setCurrent(m_initialDesktop); } // TODO: better value rootInfo->setActiveWindow(None); focusToNull(); if (!qApp->isSessionRestored()) ++block_focus; // Because it will be set below { // Begin updates blocker block StackingUpdatesBlocker blocker(this); Xcb::Tree tree(rootWindow()); xcb_window_t *wins = xcb_query_tree_children(tree.data()); QVector windowAttributes(tree->children_len); QVector windowGeometries(tree->children_len); // Request the attributes and geometries of all toplevel windows for (int i = 0; i < tree->children_len; i++) { windowAttributes[i] = Xcb::WindowAttributes(wins[i]); windowGeometries[i] = Xcb::WindowGeometry(wins[i]); } // Get the replies for (int i = 0; i < tree->children_len; i++) { Xcb::WindowAttributes attr(windowAttributes.at(i)); if (attr.isNull()) { continue; } if (attr->override_redirect) { if (attr->map_state == XCB_MAP_STATE_VIEWABLE && attr->_class != XCB_WINDOW_CLASS_INPUT_ONLY) // ### This will request the attributes again createUnmanaged(wins[i]); } else if (attr->map_state != XCB_MAP_STATE_UNMAPPED) { if (Application::wasCrash()) { fixPositionAfterCrash(wins[i], windowGeometries.at(i).data()); } // ### This will request the attributes again createClient(wins[i], true); } } // Propagate clients, will really happen at the end of the updates blocker block updateStackingOrder(true); saveOldScreenSizes(); updateClientArea(); // NETWM spec says we have to set it to (0,0) if we don't support it NETPoint* viewports = new NETPoint[VirtualDesktopManager::self()->count()]; rootInfo->setDesktopViewport(VirtualDesktopManager::self()->count(), *viewports); delete[] viewports; QRect geom; for (int i = 0; i < screens()->count(); i++) { geom |= screens()->geometry(i); } NETSize desktop_geometry; desktop_geometry.width = geom.width(); desktop_geometry.height = geom.height(); rootInfo->setDesktopGeometry(desktop_geometry); setShowingDesktop(false); } // End updates blocker block // TODO: only on X11? AbstractClient* new_active_client = nullptr; if (!qApp->isSessionRestored()) { --block_focus; new_active_client = findClient(Predicate::WindowMatch, client_info.activeWindow()); } if (new_active_client == nullptr && activeClient() == nullptr && should_get_focus.count() == 0) { // No client activated in manage() if (new_active_client == nullptr) new_active_client = topClientOnDesktop(VirtualDesktopManager::self()->current(), -1); if (new_active_client == nullptr && !desktops.isEmpty()) new_active_client = findDesktop(true, VirtualDesktopManager::self()->current()); } if (new_active_client != nullptr) activateClient(new_active_client); } Workspace::~Workspace() { blockStackingUpdates(true); // TODO: grabXServer(); // Use stacking_order, so that kwin --replace keeps stacking order const QList stack = stacking_order; // "mutex" the stackingorder, since anything trying to access it from now on will find // many dangeling pointers and crash stacking_order.clear(); for (auto it = stack.constBegin(), end = stack.constEnd(); it != end; ++it) { X11Client *c = qobject_cast(const_cast(*it)); if (!c) { continue; } // Only release the window c->releaseWindow(true); // No removeClient() is called, it does more than just removing. // However, remove from some lists to e.g. prevent performTransiencyCheck() // from crashing. clients.removeAll(c); m_allClients.removeAll(c); desktops.removeAll(c); } X11Client::cleanupX11(); if (waylandServer()) { const QList shellClients = waylandServer()->clients(); for (AbstractClient *client : shellClients) { client->destroyClient(); } } for (auto it = unmanaged.begin(), end = unmanaged.end(); it != end; ++it) (*it)->release(ReleaseReason::KWinShutsDown); for (InternalClient *client : m_internalClients) { client->destroyClient(); } if (auto c = kwinApp()->x11Connection()) { xcb_delete_property(c, kwinApp()->x11RootWindow(), atoms->kwin_running); } for (auto it = deleted.begin(); it != deleted.end();) { emit deletedRemoved(*it); it = deleted.erase(it); } delete RuleBook::self(); kwinApp()->config()->sync(); RootInfo::destroy(); delete startup; delete Placement::self(); delete client_keys_dialog; - foreach (SessionInfo * s, session) - delete s; + qDeleteAll(session); // TODO: ungrabXServer(); Xcb::Extensions::destroy(); _self = nullptr; } void Workspace::setupClientConnections(AbstractClient *c) { connect(c, &Toplevel::needsRepaint, m_compositor, &Compositor::scheduleRepaint); connect(c, &AbstractClient::desktopPresenceChanged, this, &Workspace::desktopPresenceChanged); connect(c, &AbstractClient::minimizedChanged, this, std::bind(&Workspace::clientMinimizedChanged, this, c)); } X11Client *Workspace::createClient(xcb_window_t w, bool is_mapped) { StackingUpdatesBlocker blocker(this); X11Client *c = new X11Client(); setupClientConnections(c); if (X11Compositor *compositor = X11Compositor::self()) { connect(c, &X11Client::blockingCompositingChanged, compositor, &X11Compositor::updateClientCompositeBlocking); } connect(c, SIGNAL(clientFullScreenSet(KWin::X11Client *,bool,bool)), ScreenEdges::self(), SIGNAL(checkBlocking())); if (!c->manage(w, is_mapped)) { X11Client::deleteClient(c); return nullptr; } addClient(c); return c; } Unmanaged* Workspace::createUnmanaged(xcb_window_t w) { if (X11Compositor *compositor = X11Compositor::self()) { if (compositor->checkForOverlayWindow(w)) { return nullptr; } } Unmanaged* c = new Unmanaged(); if (!c->track(w)) { Unmanaged::deleteUnmanaged(c); return nullptr; } connect(c, &Unmanaged::needsRepaint, m_compositor, &Compositor::scheduleRepaint); addUnmanaged(c); emit unmanagedAdded(c); return c; } void Workspace::addClient(X11Client *c) { Group* grp = findGroup(c->window()); emit clientAdded(c); if (grp != nullptr) grp->gotLeader(c); if (c->isDesktop()) { desktops.append(c); if (active_client == nullptr && should_get_focus.isEmpty() && c->isOnCurrentDesktop()) requestFocus(c); // TODO: Make sure desktop is active after startup if there's no other window active } else { FocusChain::self()->update(c, FocusChain::Update); clients.append(c); m_allClients.append(c); } if (!unconstrained_stacking_order.contains(c)) unconstrained_stacking_order.append(c); // Raise if it hasn't got any stacking position yet if (!stacking_order.contains(c)) // It'll be updated later, and updateToolWindows() requires stacking_order.append(c); // c to be in stacking_order markXStackingOrderAsDirty(); updateClientArea(); // This cannot be in manage(), because the client got added only now updateClientLayer(c); if (c->isDesktop()) { raiseClient(c); // If there's no active client, make this desktop the active one if (activeClient() == nullptr && should_get_focus.count() == 0) activateClient(findDesktop(true, VirtualDesktopManager::self()->current())); } c->checkActiveModal(); checkTransients(c->window()); // SELI TODO: Does this really belong here? updateStackingOrder(true); // Propagate new client if (c->isUtility() || c->isMenu() || c->isToolbar()) updateToolWindows(true); updateTabbox(); } void Workspace::addUnmanaged(Unmanaged* c) { unmanaged.append(c); markXStackingOrderAsDirty(); } /** * Destroys the client \a c */ void Workspace::removeClient(X11Client *c) { if (c == active_popup_client) closeActivePopup(); if (m_userActionsMenu->isMenuClient(c)) { m_userActionsMenu->close(); } if (client_keys_client == c) setupWindowShortcutDone(false); if (!c->shortcut().isEmpty()) { c->setShortcut(QString()); // Remove from client_keys clientShortcutUpdated(c); // Needed, since this is otherwise delayed by setShortcut() and wouldn't run } Q_ASSERT(clients.contains(c) || desktops.contains(c)); // TODO: if marked client is removed, notify the marked list clients.removeAll(c); m_allClients.removeAll(c); desktops.removeAll(c); markXStackingOrderAsDirty(); attention_chain.removeAll(c); Group* group = findGroup(c->window()); if (group != nullptr) group->lostLeader(); if (c == most_recently_raised) most_recently_raised = nullptr; should_get_focus.removeAll(c); Q_ASSERT(c != active_client); if (c == last_active_client) last_active_client = nullptr; if (c == delayfocus_client) cancelDelayFocus(); emit clientRemoved(c); updateStackingOrder(true); updateClientArea(); updateTabbox(); } void Workspace::removeUnmanaged(Unmanaged* c) { Q_ASSERT(unmanaged.contains(c)); unmanaged.removeAll(c); emit unmanagedRemoved(c); markXStackingOrderAsDirty(); } void Workspace::addDeleted(Deleted* c, Toplevel *orig) { Q_ASSERT(!deleted.contains(c)); deleted.append(c); const int unconstraintedIndex = unconstrained_stacking_order.indexOf(orig); if (unconstraintedIndex != -1) { unconstrained_stacking_order.replace(unconstraintedIndex, c); } else { unconstrained_stacking_order.append(c); } const int index = stacking_order.indexOf(orig); if (index != -1) { stacking_order.replace(index, c); } else { stacking_order.append(c); } markXStackingOrderAsDirty(); connect(c, &Deleted::needsRepaint, m_compositor, &Compositor::scheduleRepaint); } void Workspace::removeDeleted(Deleted* c) { Q_ASSERT(deleted.contains(c)); emit deletedRemoved(c); deleted.removeAll(c); unconstrained_stacking_order.removeAll(c); stacking_order.removeAll(c); markXStackingOrderAsDirty(); if (!c->wasClient()) { return; } if (X11Compositor *compositor = X11Compositor::self()) { compositor->updateClientCompositeBlocking(); } } void Workspace::addShellClient(AbstractClient *client) { setupClientConnections(client); client->updateDecoration(false); updateClientLayer(client); const QRect area = clientArea(PlacementArea, Screens::self()->current(), client->desktop()); bool placementDone = false; if (client->isInitialPositionSet()) { placementDone = true; } if (client->isFullScreen()) { placementDone = true; } if (client->maximizeMode() == MaximizeMode::MaximizeFull) { placementDone = true; } if (client->rules()->checkPosition(invalidPoint, true) != invalidPoint) { placementDone = true; } if (!placementDone) { client->placeIn(area); } m_allClients.append(client); if (!unconstrained_stacking_order.contains(client)) { unconstrained_stacking_order.append(client); // Raise if it hasn't got any stacking position yet } if (!stacking_order.contains(client)) { // It'll be updated later, and updateToolWindows() requires stacking_order.append(client); // client to be in stacking_order } markXStackingOrderAsDirty(); updateStackingOrder(true); updateClientArea(); if (client->wantsInput() && !client->isMinimized()) { activateClient(client); } updateTabbox(); connect(client, &AbstractClient::windowShown, this, [this, client] { updateClientLayer(client); // TODO: when else should we send the client through placement? if (client->hasTransientPlacementHint()) { const QRect area = clientArea(PlacementArea, Screens::self()->current(), client->desktop()); client->placeIn(area); } markXStackingOrderAsDirty(); updateStackingOrder(true); updateClientArea(); if (client->wantsInput()) { activateClient(client); } }); connect(client, &AbstractClient::windowHidden, this, [this] { // TODO: update tabbox if it's displayed markXStackingOrderAsDirty(); updateStackingOrder(true); updateClientArea(); }); } void Workspace::removeShellClient(AbstractClient *client) { m_allClients.removeAll(client); if (client == most_recently_raised) { most_recently_raised = nullptr; } if (client == delayfocus_client) { cancelDelayFocus(); } if (client == last_active_client) { last_active_client = nullptr; } if (client_keys_client == client) { setupWindowShortcutDone(false); } if (!client->shortcut().isEmpty()) { client->setShortcut(QString()); // Remove from client_keys } clientHidden(client); emit clientRemoved(client); markXStackingOrderAsDirty(); updateStackingOrder(true); updateClientArea(); updateTabbox(); } void Workspace::updateToolWindows(bool also_hide) { // TODO: What if Client's transiency/group changes? should this be called too? (I'm paranoid, am I not?) if (!options->isHideUtilityWindowsForInactive()) { for (auto it = clients.constBegin(); it != clients.constEnd(); ++it) (*it)->hideClient(false); return; } const Group* group = nullptr; auto client = active_client; // Go up in transiency hiearchy, if the top is found, only tool transients for the top mainwindow // will be shown; if a group transient is group, all tools in the group will be shown while (client != nullptr) { if (!client->isTransient()) break; if (client->groupTransient()) { group = client->group(); break; } client = client->transientFor(); } // Use stacking order only to reduce flicker, it doesn't matter if block_stacking_updates == 0, // I.e. if it's not up to date // SELI TODO: But maybe it should - what if a new client has been added that's not in stacking order yet? QVector to_show, to_hide; for (auto it = stacking_order.constBegin(); it != stacking_order.constEnd(); ++it) { auto c = qobject_cast(*it); if (!c) { continue; } if (c->isUtility() || c->isMenu() || c->isToolbar()) { bool show = true; if (!c->isTransient()) { if (!c->group() || c->group()->members().count() == 1) // Has its own group, keep always visible show = true; else if (client != nullptr && c->group() == client->group()) show = true; else show = false; } else { if (group != nullptr && c->group() == group) show = true; else if (client != nullptr && client->hasTransient(c, true)) show = true; else show = false; } if (!show && also_hide) { const auto mainclients = c->mainClients(); // Don't hide utility windows which are standalone(?) or // have e.g. kicker as mainwindow if (mainclients.isEmpty()) show = true; for (auto it2 = mainclients.constBegin(); it2 != mainclients.constEnd(); ++it2) { if ((*it2)->isSpecialWindow()) show = true; } if (!show) to_hide.append(c); } if (show) to_show.append(c); } } // First show new ones, then hide for (int i = to_show.size() - 1; i >= 0; --i) // From topmost // TODO: Since this is in stacking order, the order of taskbar entries changes :( to_show.at(i)->hideClient(false); if (also_hide) { for (auto it = to_hide.constBegin(); it != to_hide.constEnd(); ++it) // From bottommost (*it)->hideClient(true); updateToolWindowsTimer.stop(); } else // setActiveClient() is after called with NULL client, quickly followed // by setting a new client, which would result in flickering resetUpdateToolWindowsTimer(); } void Workspace::resetUpdateToolWindowsTimer() { updateToolWindowsTimer.start(200); } void Workspace::slotUpdateToolWindows() { updateToolWindows(true); } void Workspace::slotReloadConfig() { reconfigure(); } void Workspace::reconfigure() { reconfigureTimer.start(200); } /** * Reread settings */ void Workspace::slotReconfigure() { qCDebug(KWIN_CORE) << "Workspace::slotReconfigure()"; reconfigureTimer.stop(); bool borderlessMaximizedWindows = options->borderlessMaximizedWindows(); kwinApp()->config()->reparseConfiguration(); options->updateSettings(); emit configChanged(); m_userActionsMenu->discard(); updateToolWindows(true); RuleBook::self()->load(); for (auto it = m_allClients.begin(); it != m_allClients.end(); ++it) { (*it)->setupWindowRules(true); (*it)->applyWindowRules(); RuleBook::self()->discardUsed(*it, false); } if (borderlessMaximizedWindows != options->borderlessMaximizedWindows() && !options->borderlessMaximizedWindows()) { // in case borderless maximized windows option changed and new option // is to have borders, we need to unset the borders for all maximized windows for (auto it = m_allClients.begin(); it != m_allClients.end(); ++it) { if ((*it)->maximizeMode() == MaximizeFull) (*it)->checkNoBorder(); } } } void Workspace::slotCurrentDesktopChanged(uint oldDesktop, uint newDesktop) { closeActivePopup(); ++block_focus; StackingUpdatesBlocker blocker(this); updateClientVisibilityOnDesktopChange(newDesktop); // Restore the focus on this desktop --block_focus; activateClientOnNewDesktop(newDesktop); emit currentDesktopChanged(oldDesktop, movingClient); } void Workspace::updateClientVisibilityOnDesktopChange(uint newDesktop) { for (auto it = stacking_order.constBegin(); it != stacking_order.constEnd(); ++it) { X11Client *c = qobject_cast(*it); if (!c) { continue; } if (!c->isOnDesktop(newDesktop) && c != movingClient && c->isOnCurrentActivity()) { (c)->updateVisibility(); } } // Now propagate the change, after hiding, before showing if (rootInfo()) { rootInfo()->setCurrentDesktop(VirtualDesktopManager::self()->current()); } if (movingClient && !movingClient->isOnDesktop(newDesktop)) { movingClient->setDesktop(newDesktop); } for (int i = stacking_order.size() - 1; i >= 0 ; --i) { X11Client *c = qobject_cast(stacking_order.at(i)); if (!c) { continue; } if (c->isOnDesktop(newDesktop) && c->isOnCurrentActivity()) c->updateVisibility(); } if (showingDesktop()) // Do this only after desktop change to avoid flicker setShowingDesktop(false); } void Workspace::activateClientOnNewDesktop(uint desktop) { AbstractClient* c = nullptr; if (options->focusPolicyIsReasonable()) { c = findClientToActivateOnDesktop(desktop); } // If "unreasonable focus policy" and active_client is on_all_desktops and // under mouse (Hence == old_active_client), conserve focus. // (Thanks to Volker Schatz ) else if (active_client && active_client->isShown(true) && active_client->isOnCurrentDesktop()) c = active_client; if (c == nullptr && !desktops.isEmpty()) c = findDesktop(true, desktop); if (c != active_client) setActiveClient(nullptr); if (c) requestFocus(c); else if (!desktops.isEmpty()) requestFocus(findDesktop(true, desktop)); else focusToNull(); } AbstractClient *Workspace::findClientToActivateOnDesktop(uint desktop) { if (movingClient != nullptr && active_client == movingClient && FocusChain::self()->contains(active_client, desktop) && active_client->isShown(true) && active_client->isOnCurrentDesktop()) { // A requestFocus call will fail, as the client is already active return active_client; } // from actiavtion.cpp if (options->isNextFocusPrefersMouse()) { auto it = stackingOrder().constEnd(); while (it != stackingOrder().constBegin()) { X11Client *client = qobject_cast(*(--it)); if (!client) { continue; } if (!(client->isShown(false) && client->isOnDesktop(desktop) && client->isOnCurrentActivity() && client->isOnActiveScreen())) continue; if (client->frameGeometry().contains(Cursor::pos())) { if (!client->isDesktop()) return client; break; // unconditional break - we do not pass the focus to some client below an unusable one } } } return FocusChain::self()->getForActivation(desktop); } /** * Updates the current activity when it changes * do *not* call this directly; it does not set the activity. * * Shows/Hides windows according to the stacking order */ void Workspace::updateCurrentActivity(const QString &new_activity) { #ifdef KWIN_BUILD_ACTIVITIES if (!Activities::self()) { return; } //closeActivePopup(); ++block_focus; // TODO: Q_ASSERT( block_stacking_updates == 0 ); // Make sure stacking_order is up to date StackingUpdatesBlocker blocker(this); // Optimized Desktop switching: unmapping done from back to front // mapping done from front to back => less exposure events //Notify::raise((Notify::Event) (Notify::DesktopChange+new_desktop)); for (auto it = stacking_order.constBegin(); it != stacking_order.constEnd(); ++it) { X11Client *c = qobject_cast(*it); if (!c) { continue; } if (!c->isOnActivity(new_activity) && c != movingClient && c->isOnCurrentDesktop()) { c->updateVisibility(); } } // Now propagate the change, after hiding, before showing //rootInfo->setCurrentDesktop( currentDesktop() ); /* TODO someday enable dragging windows to other activities if ( movingClient && !movingClient->isOnDesktop( new_desktop )) { movingClient->setDesktop( new_desktop ); */ for (int i = stacking_order.size() - 1; i >= 0 ; --i) { X11Client *c = qobject_cast(stacking_order.at(i)); if (!c) { continue; } if (c->isOnActivity(new_activity)) c->updateVisibility(); } //FIXME not sure if I should do this either if (showingDesktop()) // Do this only after desktop change to avoid flicker setShowingDesktop(false); // Restore the focus on this desktop --block_focus; AbstractClient* c = nullptr; //FIXME below here is a lot of focuschain stuff, probably all wrong now if (options->focusPolicyIsReasonable()) { // Search in focus chain c = FocusChain::self()->getForActivation(VirtualDesktopManager::self()->current()); } // If "unreasonable focus policy" and active_client is on_all_desktops and // under mouse (Hence == old_active_client), conserve focus. // (Thanks to Volker Schatz ) else if (active_client && active_client->isShown(true) && active_client->isOnCurrentDesktop() && active_client->isOnCurrentActivity()) c = active_client; if (c == nullptr && !desktops.isEmpty()) c = findDesktop(true, VirtualDesktopManager::self()->current()); if (c != active_client) setActiveClient(nullptr); if (c) requestFocus(c); else if (!desktops.isEmpty()) requestFocus(findDesktop(true, VirtualDesktopManager::self()->current())); else focusToNull(); // Not for the very first time, only if something changed and there are more than 1 desktops //if ( effects != NULL && old_desktop != 0 && old_desktop != new_desktop ) // static_cast( effects )->desktopChanged( old_desktop ); if (compositing() && m_compositor) m_compositor->addRepaintFull(); #else Q_UNUSED(new_activity) #endif } void Workspace::slotDesktopCountChanged(uint previousCount, uint newCount) { Q_UNUSED(previousCount) Placement::self()->reinitCascading(0); resetClientAreas(newCount); } void Workspace::resetClientAreas(uint desktopCount) { // Make it +1, so that it can be accessed as [1..numberofdesktops] workarea.clear(); workarea.resize(desktopCount + 1); restrictedmovearea.clear(); restrictedmovearea.resize(desktopCount + 1); screenarea.clear(); updateClientArea(true); } void Workspace::selectWmInputEventMask() { uint32_t presentMask = 0; Xcb::WindowAttributes attr(rootWindow()); if (!attr.isNull()) { presentMask = attr->your_event_mask; } Xcb::selectInput(rootWindow(), presentMask | XCB_EVENT_MASK_KEY_PRESS | XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_COLOR_MAP_CHANGE | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_FOCUS_CHANGE | // For NotifyDetailNone XCB_EVENT_MASK_EXPOSURE ); } /** * Sends client \a c to desktop \a desk. * * Takes care of transients as well. */ void Workspace::sendClientToDesktop(AbstractClient* c, int desk, bool dont_activate) { if ((desk < 1 && desk != NET::OnAllDesktops) || desk > static_cast(VirtualDesktopManager::self()->count())) return; int old_desktop = c->desktop(); bool was_on_desktop = c->isOnDesktop(desk) || c->isOnAllDesktops(); c->setDesktop(desk); if (c->desktop() != desk) // No change or desktop forced return; desk = c->desktop(); // Client did range checking if (c->isOnDesktop(VirtualDesktopManager::self()->current())) { if (c->wantsTabFocus() && options->focusPolicyIsReasonable() && !was_on_desktop && // for stickyness changes !dont_activate) requestFocus(c); else restackClientUnderActive(c); } else raiseClient(c); c->checkWorkspacePosition( QRect(), old_desktop ); auto transients_stacking_order = ensureStackingOrder(c->transients()); for (auto it = transients_stacking_order.constBegin(); it != transients_stacking_order.constEnd(); ++it) sendClientToDesktop(*it, desk, dont_activate); updateClientArea(); } /** * checks whether the X Window with the input focus is on our X11 screen * if the window cannot be determined or inspected, resturn depends on whether there's actually * more than one screen * * this is NOT in any way related to XRandR multiscreen * */ extern bool is_multihead; // main.cpp bool Workspace::isOnCurrentHead() { if (!is_multihead) { return true; } Xcb::CurrentInput currentInput; if (currentInput.window() == XCB_WINDOW_NONE) { return !is_multihead; } Xcb::WindowGeometry geometry(currentInput.window()); if (geometry.isNull()) { // should not happen return !is_multihead; } return rootWindow() == geometry->root; } void Workspace::sendClientToScreen(AbstractClient* c, int screen) { c->sendToScreen(screen); } void Workspace::sendPingToWindow(xcb_window_t window, xcb_timestamp_t timestamp) { if (rootInfo()) { rootInfo()->sendPing(window, timestamp); } } /** * Delayed focus functions */ void Workspace::delayFocus() { requestFocus(delayfocus_client); cancelDelayFocus(); } void Workspace::requestDelayFocus(AbstractClient* c) { delayfocus_client = c; delete delayFocusTimer; delayFocusTimer = new QTimer(this); connect(delayFocusTimer, SIGNAL(timeout()), this, SLOT(delayFocus())); delayFocusTimer->setSingleShot(true); delayFocusTimer->start(options->delayFocusInterval()); } void Workspace::cancelDelayFocus() { delete delayFocusTimer; delayFocusTimer = nullptr; } bool Workspace::checkStartupNotification(xcb_window_t w, KStartupInfoId &id, KStartupInfoData &data) { return startup->checkStartup(w, id, data) == KStartupInfo::Match; } /** * Puts the focus on a dummy window * Just using XSetInputFocus() with None would block keyboard input */ void Workspace::focusToNull() { if (m_nullFocus) { m_nullFocus->focus(); } } void Workspace::setShowingDesktop(bool showing) { const bool changed = showing != showing_desktop; if (rootInfo() && changed) { rootInfo()->setShowingDesktop(showing); } showing_desktop = showing; AbstractClient *topDesk = nullptr; { // for the blocker RAII StackingUpdatesBlocker blocker(this); // updateLayer & lowerClient would invalidate stacking_order for (int i = stacking_order.count() - 1; i > -1; --i) { AbstractClient *c = qobject_cast(stacking_order.at(i)); if (c && c->isOnCurrentDesktop()) { if (c->isDock()) { c->updateLayer(); } else if (c->isDesktop() && c->isShown(true)) { c->updateLayer(); lowerClient(c); if (!topDesk) topDesk = c; if (auto group = c->group()) { foreach (X11Client *cm, group->members()) { cm->updateLayer(); } } } } } } // ~StackingUpdatesBlocker if (showing_desktop && topDesk) { requestFocus(topDesk); } else if (!showing_desktop && changed) { const auto client = FocusChain::self()->getForActivation(VirtualDesktopManager::self()->current()); if (client) { activateClient(client); } } if (changed) emit showingDesktopChanged(showing); } void Workspace::disableGlobalShortcutsForClient(bool disable) { if (global_shortcuts_disabled_for_client == disable) return; QDBusMessage message = QDBusMessage::createMethodCall(QStringLiteral("org.kde.kglobalaccel"), QStringLiteral("/kglobalaccel"), QStringLiteral("org.kde.KGlobalAccel"), QStringLiteral("blockGlobalShortcuts")); message.setArguments(QList() << disable); QDBusConnection::sessionBus().asyncCall(message); global_shortcuts_disabled_for_client = disable; // Update also Alt+LMB actions etc. for (auto it = clients.constBegin(); it != clients.constEnd(); ++it) (*it)->updateMouseGrab(); } QString Workspace::supportInformation() const { QString support; const QString yes = QStringLiteral("yes\n"); const QString no = QStringLiteral("no\n"); support.append(ki18nc("Introductory text shown in the support information.", "KWin Support Information:\n" "The following information should be used when requesting support on e.g. https://forum.kde.org.\n" "It provides information about the currently running instance, which options are used,\n" "what OpenGL driver and which effects are running.\n" "Please post the information provided underneath this introductory text to a paste bin service\n" "like https://paste.kde.org instead of pasting into support threads.\n").toString()); support.append(QStringLiteral("\n==========================\n\n")); // all following strings are intended for support. They need to be pasted to e.g forums.kde.org // it is expected that the support will happen in English language or that the people providing // help understand English. Because of that all texts are not translated support.append(QStringLiteral("Version\n")); support.append(QStringLiteral("=======\n")); support.append(QStringLiteral("KWin version: ")); support.append(QStringLiteral(KWIN_VERSION_STRING)); support.append(QStringLiteral("\n")); support.append(QStringLiteral("Qt Version: ")); support.append(QString::fromUtf8(qVersion())); support.append(QStringLiteral("\n")); support.append(QStringLiteral("Qt compile version: %1\n").arg(QStringLiteral(QT_VERSION_STR))); support.append(QStringLiteral("XCB compile version: %1\n\n").arg(QStringLiteral(XCB_VERSION_STRING))); support.append(QStringLiteral("Operation Mode: ")); switch (kwinApp()->operationMode()) { case Application::OperationModeX11: support.append(QStringLiteral("X11 only")); break; case Application::OperationModeWaylandOnly: support.append(QStringLiteral("Wayland Only")); break; case Application::OperationModeXwayland: support.append(QStringLiteral("Xwayland")); break; } support.append(QStringLiteral("\n\n")); support.append(QStringLiteral("Build Options\n")); support.append(QStringLiteral("=============\n")); support.append(QStringLiteral("KWIN_BUILD_DECORATIONS: ")); #ifdef KWIN_BUILD_DECORATIONS support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("KWIN_BUILD_TABBOX: ")); #ifdef KWIN_BUILD_TABBOX support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("KWIN_BUILD_ACTIVITIES: ")); #ifdef KWIN_BUILD_ACTIVITIES support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("HAVE_DRM: ")); #if HAVE_DRM support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("HAVE_GBM: ")); #if HAVE_GBM support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("HAVE_EGL_STREAMS: ")); #if HAVE_EGL_STREAMS support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("HAVE_X11_XCB: ")); #if HAVE_X11_XCB support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("HAVE_EPOXY_GLX: ")); #if HAVE_EPOXY_GLX support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("HAVE_WAYLAND_EGL: ")); #if HAVE_WAYLAND_EGL support.append(yes); #else support.append(no); #endif support.append(QStringLiteral("\n")); if (auto c = kwinApp()->x11Connection()) { support.append(QStringLiteral("X11\n")); support.append(QStringLiteral("===\n")); auto x11setup = xcb_get_setup(c); support.append(QStringLiteral("Vendor: %1\n").arg(QString::fromUtf8(QByteArray::fromRawData(xcb_setup_vendor(x11setup), xcb_setup_vendor_length(x11setup))))); support.append(QStringLiteral("Vendor Release: %1\n").arg(x11setup->release_number)); support.append(QStringLiteral("Protocol Version/Revision: %1/%2\n").arg(x11setup->protocol_major_version).arg(x11setup->protocol_minor_version)); const auto extensions = Xcb::Extensions::self()->extensions(); for (const auto &e : extensions) { support.append(QStringLiteral("%1: %2; Version: 0x%3\n").arg(QString::fromUtf8(e.name)) .arg(e.present ? yes.trimmed() : no.trimmed()) .arg(QString::number(e.version, 16))); } support.append(QStringLiteral("\n")); } if (auto bridge = Decoration::DecorationBridge::self()) { support.append(QStringLiteral("Decoration\n")); support.append(QStringLiteral("==========\n")); support.append(bridge->supportInformation()); support.append(QStringLiteral("\n")); } support.append(QStringLiteral("Platform\n")); support.append(QStringLiteral("==========\n")); support.append(kwinApp()->platform()->supportInformation()); support.append(QStringLiteral("\n")); support.append(QStringLiteral("Options\n")); support.append(QStringLiteral("=======\n")); const QMetaObject *metaOptions = options->metaObject(); auto printProperty = [] (const QVariant &variant) { if (variant.type() == QVariant::Size) { const QSize &s = variant.toSize(); return QStringLiteral("%1x%2").arg(QString::number(s.width())).arg(QString::number(s.height())); } if (QLatin1String(variant.typeName()) == QLatin1String("KWin::OpenGLPlatformInterface") || QLatin1String(variant.typeName()) == QLatin1String("KWin::Options::WindowOperation")) { return QString::number(variant.toInt()); } return variant.toString(); }; for (int i=0; ipropertyCount(); ++i) { const QMetaProperty property = metaOptions->property(i); if (QLatin1String(property.name()) == QLatin1String("objectName")) { continue; } support.append(QStringLiteral("%1: %2\n").arg(property.name()).arg(printProperty(options->property(property.name())))); } support.append(QStringLiteral("\nScreen Edges\n")); support.append(QStringLiteral( "============\n")); const QMetaObject *metaScreenEdges = ScreenEdges::self()->metaObject(); for (int i=0; ipropertyCount(); ++i) { const QMetaProperty property = metaScreenEdges->property(i); if (QLatin1String(property.name()) == QLatin1String("objectName")) { continue; } support.append(QStringLiteral("%1: %2\n").arg(property.name()).arg(printProperty(ScreenEdges::self()->property(property.name())))); } support.append(QStringLiteral("\nScreens\n")); support.append(QStringLiteral( "=======\n")); support.append(QStringLiteral("Multi-Head: ")); if (is_multihead) { support.append(QStringLiteral("yes\n")); support.append(QStringLiteral("Head: %1\n").arg(screen_number)); } else { support.append(QStringLiteral("no\n")); } support.append(QStringLiteral("Active screen follows mouse: ")); if (screens()->isCurrentFollowsMouse()) support.append(QStringLiteral(" yes\n")); else support.append(QStringLiteral(" no\n")); support.append(QStringLiteral("Number of Screens: %1\n\n").arg(screens()->count())); for (int i=0; icount(); ++i) { const QRect geo = screens()->geometry(i); support.append(QStringLiteral("Screen %1:\n").arg(i)); support.append(QStringLiteral("---------\n")); support.append(QStringLiteral("Name: %1\n").arg(screens()->name(i))); support.append(QStringLiteral("Geometry: %1,%2,%3x%4\n") .arg(geo.x()) .arg(geo.y()) .arg(geo.width()) .arg(geo.height())); support.append(QStringLiteral("Scale: %1\n").arg(screens()->scale(i))); support.append(QStringLiteral("Refresh Rate: %1\n\n").arg(screens()->refreshRate(i))); } support.append(QStringLiteral("\nCompositing\n")); support.append(QStringLiteral( "===========\n")); if (effects) { support.append(QStringLiteral("Compositing is active\n")); switch (effects->compositingType()) { case OpenGL2Compositing: case OpenGLCompositing: { GLPlatform *platform = GLPlatform::instance(); if (platform->isGLES()) { support.append(QStringLiteral("Compositing Type: OpenGL ES 2.0\n")); } else { support.append(QStringLiteral("Compositing Type: OpenGL\n")); } support.append(QStringLiteral("OpenGL vendor string: ") + QString::fromUtf8(platform->glVendorString()) + QStringLiteral("\n")); support.append(QStringLiteral("OpenGL renderer string: ") + QString::fromUtf8(platform->glRendererString()) + QStringLiteral("\n")); support.append(QStringLiteral("OpenGL version string: ") + QString::fromUtf8(platform->glVersionString()) + QStringLiteral("\n")); support.append(QStringLiteral("OpenGL platform interface: ")); switch (platform->platformInterface()) { case GlxPlatformInterface: support.append(QStringLiteral("GLX")); break; case EglPlatformInterface: support.append(QStringLiteral("EGL")); break; default: support.append(QStringLiteral("UNKNOWN")); } support.append(QStringLiteral("\n")); if (platform->supports(LimitedGLSL) || platform->supports(GLSL)) support.append(QStringLiteral("OpenGL shading language version string: ") + QString::fromUtf8(platform->glShadingLanguageVersionString()) + QStringLiteral("\n")); support.append(QStringLiteral("Driver: ") + GLPlatform::driverToString(platform->driver()) + QStringLiteral("\n")); if (!platform->isMesaDriver()) support.append(QStringLiteral("Driver version: ") + GLPlatform::versionToString(platform->driverVersion()) + QStringLiteral("\n")); support.append(QStringLiteral("GPU class: ") + GLPlatform::chipClassToString(platform->chipClass()) + QStringLiteral("\n")); support.append(QStringLiteral("OpenGL version: ") + GLPlatform::versionToString(platform->glVersion()) + QStringLiteral("\n")); if (platform->supports(LimitedGLSL) || platform->supports(GLSL)) support.append(QStringLiteral("GLSL version: ") + GLPlatform::versionToString(platform->glslVersion()) + QStringLiteral("\n")); if (platform->isMesaDriver()) support.append(QStringLiteral("Mesa version: ") + GLPlatform::versionToString(platform->mesaVersion()) + QStringLiteral("\n")); if (platform->serverVersion() > 0) support.append(QStringLiteral("X server version: ") + GLPlatform::versionToString(platform->serverVersion()) + QStringLiteral("\n")); if (platform->kernelVersion() > 0) support.append(QStringLiteral("Linux kernel version: ") + GLPlatform::versionToString(platform->kernelVersion()) + QStringLiteral("\n")); support.append(QStringLiteral("Direct rendering: ")); support.append(QStringLiteral("Requires strict binding: ")); if (!platform->isLooseBinding()) { support.append(QStringLiteral("yes\n")); } else { support.append(QStringLiteral("no\n")); } support.append(QStringLiteral("GLSL shaders: ")); if (platform->supports(GLSL)) { if (platform->supports(LimitedGLSL)) { support.append(QStringLiteral(" limited\n")); } else { support.append(QStringLiteral(" yes\n")); } } else { support.append(QStringLiteral(" no\n")); } support.append(QStringLiteral("Texture NPOT support: ")); if (platform->supports(TextureNPOT)) { if (platform->supports(LimitedNPOT)) { support.append(QStringLiteral(" limited\n")); } else { support.append(QStringLiteral(" yes\n")); } } else { support.append(QStringLiteral(" no\n")); } support.append(QStringLiteral("Virtual Machine: ")); if (platform->isVirtualMachine()) { support.append(QStringLiteral(" yes\n")); } else { support.append(QStringLiteral(" no\n")); } support.append(QStringLiteral("OpenGL 2 Shaders are used\n")); support.append(QStringLiteral("Painting blocks for vertical retrace: ")); if (m_compositor->scene()->blocksForRetrace()) support.append(QStringLiteral(" yes\n")); else support.append(QStringLiteral(" no\n")); break; } case XRenderCompositing: support.append(QStringLiteral("Compositing Type: XRender\n")); break; case QPainterCompositing: support.append("Compositing Type: QPainter\n"); break; case NoCompositing: default: support.append(QStringLiteral("Something is really broken, neither OpenGL nor XRender is used")); } support.append(QStringLiteral("\nLoaded Effects:\n")); support.append(QStringLiteral( "---------------\n")); foreach (const QString &effect, static_cast(effects)->loadedEffects()) { support.append(effect + QStringLiteral("\n")); } support.append(QStringLiteral("\nCurrently Active Effects:\n")); support.append(QStringLiteral( "-------------------------\n")); foreach (const QString &effect, static_cast(effects)->activeEffects()) { support.append(effect + QStringLiteral("\n")); } support.append(QStringLiteral("\nEffect Settings:\n")); support.append(QStringLiteral( "----------------\n")); foreach (const QString &effect, static_cast(effects)->loadedEffects()) { support.append(static_cast(effects)->supportInformation(effect)); support.append(QStringLiteral("\n")); } } else { support.append(QStringLiteral("Compositing is not active\n")); } return support; } X11Client *Workspace::findClient(std::function func) const { if (X11Client *ret = Toplevel::findInList(clients, func)) { return ret; } if (X11Client *ret = Toplevel::findInList(desktops, func)) { return ret; } return nullptr; } AbstractClient *Workspace::findAbstractClient(std::function func) const { if (AbstractClient *ret = Toplevel::findInList(m_allClients, func)) { return ret; } if (X11Client *ret = Toplevel::findInList(desktops, func)) { return ret; } if (InternalClient *ret = Toplevel::findInList(m_internalClients, func)) { return ret; } return nullptr; } Unmanaged *Workspace::findUnmanaged(std::function func) const { return Toplevel::findInList(unmanaged, func); } Unmanaged *Workspace::findUnmanaged(xcb_window_t w) const { return findUnmanaged([w](const Unmanaged *u) { return u->window() == w; }); } X11Client *Workspace::findClient(Predicate predicate, xcb_window_t w) const { switch (predicate) { case Predicate::WindowMatch: return findClient([w](const X11Client *c) { return c->window() == w; }); case Predicate::WrapperIdMatch: return findClient([w](const X11Client *c) { return c->wrapperId() == w; }); case Predicate::FrameIdMatch: return findClient([w](const X11Client *c) { return c->frameId() == w; }); case Predicate::InputIdMatch: return findClient([w](const X11Client *c) { return c->inputId() == w; }); } return nullptr; } Toplevel *Workspace::findToplevel(std::function func) const { if (X11Client *ret = Toplevel::findInList(clients, func)) { return ret; } if (X11Client *ret = Toplevel::findInList(desktops, func)) { return ret; } if (Unmanaged *ret = Toplevel::findInList(unmanaged, func)) { return ret; } if (InternalClient *ret = Toplevel::findInList(m_internalClients, func)) { return ret; } return nullptr; } void Workspace::forEachToplevel(std::function func) { std::for_each(m_allClients.constBegin(), m_allClients.constEnd(), func); std::for_each(desktops.constBegin(), desktops.constEnd(), func); std::for_each(deleted.constBegin(), deleted.constEnd(), func); std::for_each(unmanaged.constBegin(), unmanaged.constEnd(), func); std::for_each(m_internalClients.constBegin(), m_internalClients.constEnd(), func); } bool Workspace::hasClient(const AbstractClient *c) { if (auto cc = dynamic_cast(c)) { return hasClient(cc); } else { return findAbstractClient([c](const AbstractClient *test) { return test == c; }) != nullptr; } return false; } void Workspace::forEachAbstractClient(std::function< void (AbstractClient*) > func) { std::for_each(m_allClients.constBegin(), m_allClients.constEnd(), func); std::for_each(desktops.constBegin(), desktops.constEnd(), func); std::for_each(m_internalClients.constBegin(), m_internalClients.constEnd(), func); } Toplevel *Workspace::findInternal(QWindow *w) const { if (!w) { return nullptr; } if (kwinApp()->operationMode() == Application::OperationModeX11) { return findUnmanaged(w->winId()); } for (InternalClient *client : m_internalClients) { if (client->internalWindow() == w) { return client; } } return nullptr; } bool Workspace::compositing() const { return m_compositor && m_compositor->scene(); } void Workspace::markXStackingOrderAsDirty() { m_xStackingDirty = true; if (kwinApp()->x11Connection()) { m_xStackingQueryTree.reset(new Xcb::Tree(kwinApp()->x11RootWindow())); } } void Workspace::setWasUserInteraction() { if (was_user_interaction) { return; } was_user_interaction = true; // might be called from within the filter, so delay till we now the filter returned QTimer::singleShot(0, this, [this] { m_wasUserInteractionFilter.reset(); } ); } void Workspace::updateTabbox() { #ifdef KWIN_BUILD_TABBOX TabBox::TabBox *tabBox = TabBox::TabBox::self(); if (tabBox->isDisplayed()) { tabBox->reset(true); } #endif } void Workspace::addInternalClient(InternalClient *client) { m_internalClients.append(client); setupClientConnections(client); client->updateLayer(); if (client->isDecorated()) { client->keepInArea(clientArea(FullScreenArea, client)); } markXStackingOrderAsDirty(); updateStackingOrder(true); updateClientArea(); emit internalClientAdded(client); } void Workspace::removeInternalClient(InternalClient *client) { m_internalClients.removeOne(client); markXStackingOrderAsDirty(); updateStackingOrder(true); updateClientArea(); emit internalClientRemoved(client); } Group* Workspace::findGroup(xcb_window_t leader) const { Q_ASSERT(leader != XCB_WINDOW_NONE); for (auto it = groups.constBegin(); it != groups.constEnd(); ++it) if ((*it)->leader() == leader) return *it; return nullptr; } // Client is group transient, but has no group set. Try to find // group with windows with the same client leader. Group* Workspace::findClientLeaderGroup(const X11Client *c) const { Group* ret = nullptr; for (auto it = clients.constBegin(); it != clients.constEnd(); ++it) { if (*it == c) continue; if ((*it)->wmClientLeader() == c->wmClientLeader()) { if (ret == nullptr || ret == (*it)->group()) ret = (*it)->group(); else { // There are already two groups with the same client leader. // This most probably means the app uses group transients without // setting group for its windows. Merging the two groups is a bad // hack, but there's no really good solution for this case. QList old_group = (*it)->group()->members(); // old_group autodeletes when being empty for (int pos = 0; pos < old_group.count(); ++pos) { X11Client *tmp = old_group[ pos ]; if (tmp != c) tmp->changeClientLeaderGroup(ret); } } } } return ret; } void Workspace::updateMinimizedOfTransients(AbstractClient* c) { // if mainwindow is minimized or shaded, minimize transients too if (c->isMinimized()) { for (auto it = c->transients().constBegin(); it != c->transients().constEnd(); ++it) { if ((*it)->isModal()) continue; // there's no reason to hide modal dialogs with the main client // but to keep them to eg. watch progress or whatever if (!(*it)->isMinimized()) { (*it)->minimize(); updateMinimizedOfTransients((*it)); } } if (c->isModal()) { // if a modal dialog is minimized, minimize its mainwindow too foreach (AbstractClient * c2, c->mainClients()) c2->minimize(); } } else { // else unmiminize the transients for (auto it = c->transients().constBegin(); it != c->transients().constEnd(); ++it) { if ((*it)->isMinimized()) { (*it)->unminimize(); updateMinimizedOfTransients((*it)); } } if (c->isModal()) { foreach (AbstractClient * c2, c->mainClients()) c2->unminimize(); } } } /** * Sets the client \a c's transient windows' on_all_desktops property to \a on_all_desktops. */ void Workspace::updateOnAllDesktopsOfTransients(AbstractClient* c) { for (auto it = c->transients().constBegin(); it != c->transients().constEnd(); ++it) { if ((*it)->isOnAllDesktops() != c->isOnAllDesktops()) (*it)->setOnAllDesktops(c->isOnAllDesktops()); } } // A new window has been mapped. Check if it's not a mainwindow for some already existing transient window. void Workspace::checkTransients(xcb_window_t w) { for (auto it = clients.constBegin(); it != clients.constEnd(); ++it) (*it)->checkTransient(w); } /** * Resizes the workspace after an XRANDR screen size change */ void Workspace::desktopResized() { QRect geom = screens()->geometry(); if (rootInfo()) { NETSize desktop_geometry; desktop_geometry.width = geom.width(); desktop_geometry.height = geom.height(); rootInfo()->setDesktopGeometry(desktop_geometry); } updateClientArea(); saveOldScreenSizes(); // after updateClientArea(), so that one still uses the previous one // TODO: emit a signal instead and remove the deep function calls into edges and effects ScreenEdges::self()->recreateEdges(); if (effects) { static_cast(effects)->desktopResized(geom.size()); } } void Workspace::saveOldScreenSizes() { olddisplaysize = screens()->displaySize(); oldscreensizes.clear(); for( int i = 0; i < screens()->count(); ++i ) oldscreensizes.append( screens()->geometry( i )); } /** * Updates the current client areas according to the current clients. * * If the area changes or force is @c true, the new areas are propagated to the world. * * The client area is the area that is available for clients (that * which is not taken by windows like panels, the top-of-screen menu * etc). * * @see clientArea() */ void Workspace::updateClientArea(bool force) { const Screens *s = Screens::self(); int nscreens = s->count(); const int numberOfDesktops = VirtualDesktopManager::self()->count(); QVector< QRect > new_wareas(numberOfDesktops + 1); QVector< StrutRects > new_rmoveareas(numberOfDesktops + 1); QVector< QVector< QRect > > new_sareas(numberOfDesktops + 1); QVector< QRect > screens(nscreens); QRect desktopArea; for (int i = 0; i < nscreens; i++) { desktopArea |= s->geometry(i); } for (int iS = 0; iS < nscreens; iS ++) { screens [iS] = s->geometry(iS); } for (int i = 1; i <= numberOfDesktops; ++i) { new_wareas[ i ] = desktopArea; new_sareas[ i ].resize(nscreens); for (int iS = 0; iS < nscreens; iS ++) new_sareas[ i ][ iS ] = screens[ iS ]; } for (auto it = clients.constBegin(); it != clients.constEnd(); ++it) { if (!(*it)->hasStrut()) continue; QRect r = (*it)->adjustedClientArea(desktopArea, desktopArea); // sanity check that a strut doesn't exclude a complete screen geometry // this is a violation to EWMH, as KWin just ignores the strut for (int i = 0; i < Screens::self()->count(); i++) { if (!r.intersects(Screens::self()->geometry(i))) { qCDebug(KWIN_CORE) << "Adjusted client area would exclude a complete screen, ignore"; r = desktopArea; break; } } StrutRects strutRegion = (*it)->strutRects(); const QRect clientsScreenRect = KWin::screens()->geometry((*it)->screen()); for (auto strut = strutRegion.begin(); strut != strutRegion.end(); strut++) { *strut = StrutRect((*strut).intersected(clientsScreenRect), (*strut).area()); } // Ignore offscreen xinerama struts. These interfere with the larger monitors on the setup // and should be ignored so that applications that use the work area to work out where // windows can go can use the entire visible area of the larger monitors. // This goes against the EWMH description of the work area but it is a toss up between // having unusable sections of the screen (Which can be quite large with newer monitors) // or having some content appear offscreen (Relatively rare compared to other). bool hasOffscreenXineramaStrut = (*it)->hasOffscreenXineramaStrut(); if ((*it)->isOnAllDesktops()) { for (int i = 1; i <= numberOfDesktops; ++i) { if (!hasOffscreenXineramaStrut) new_wareas[ i ] = new_wareas[ i ].intersected(r); new_rmoveareas[ i ] += strutRegion; for (int iS = 0; iS < nscreens; iS ++) { const auto geo = new_sareas[ i ][ iS ].intersected( (*it)->adjustedClientArea(desktopArea, screens[ iS ])); // ignore the geometry if it results in the screen getting removed completely if (!geo.isEmpty()) { new_sareas[ i ][ iS ] = geo; } } } } else { if (!hasOffscreenXineramaStrut) new_wareas[(*it)->desktop()] = new_wareas[(*it)->desktop()].intersected(r); new_rmoveareas[(*it)->desktop()] += strutRegion; for (int iS = 0; iS < nscreens; iS ++) { // qDebug() << "adjusting new_sarea: " << screens[ iS ]; const auto geo = new_sareas[(*it)->desktop()][ iS ].intersected( (*it)->adjustedClientArea(desktopArea, screens[ iS ])); // ignore the geometry if it results in the screen getting removed completely if (!geo.isEmpty()) { new_sareas[(*it)->desktop()][ iS ] = geo; } } } } if (waylandServer()) { auto updateStrutsForWaylandClient = [&] (AbstractClient *c) { // assuming that only docks have "struts" and that all docks have a strut if (!c->hasStrut()) { return; } auto margins = [c] (const QRect &geometry) { QMargins margins; if (!geometry.intersects(c->frameGeometry())) { return margins; } // figure out which areas of the overall screen setup it borders const bool left = c->frameGeometry().left() == geometry.left(); const bool right = c->frameGeometry().right() == geometry.right(); const bool top = c->frameGeometry().top() == geometry.top(); const bool bottom = c->frameGeometry().bottom() == geometry.bottom(); const bool horizontal = c->frameGeometry().width() >= c->frameGeometry().height(); if (left && ((!top && !bottom) || !horizontal)) { margins.setLeft(c->frameGeometry().width()); } if (right && ((!top && !bottom) || !horizontal)) { margins.setRight(c->frameGeometry().width()); } if (top && ((!left && !right) || horizontal)) { margins.setTop(c->frameGeometry().height()); } if (bottom && ((!left && !right) || horizontal)) { margins.setBottom(c->frameGeometry().height()); } return margins; }; auto marginsToStrutArea = [] (const QMargins &margins) { if (margins.left() != 0) { return StrutAreaLeft; } if (margins.right() != 0) { return StrutAreaRight; } if (margins.top() != 0) { return StrutAreaTop; } if (margins.bottom() != 0) { return StrutAreaBottom; } return StrutAreaInvalid; }; const auto strut = margins(KWin::screens()->geometry(c->screen())); const StrutRects strutRegion = StrutRects{StrutRect(c->frameGeometry(), marginsToStrutArea(strut))}; QRect r = desktopArea - margins(KWin::screens()->geometry()); if (c->isOnAllDesktops()) { for (int i = 1; i <= numberOfDesktops; ++i) { new_wareas[ i ] = new_wareas[ i ].intersected(r); for (int iS = 0; iS < nscreens; ++iS) { new_sareas[ i ][ iS ] = new_sareas[ i ][ iS ].intersected(screens[iS] - margins(screens[iS])); } new_rmoveareas[ i ] += strutRegion; } } else { new_wareas[c->desktop()] = new_wareas[c->desktop()].intersected(r); for (int iS = 0; iS < nscreens; iS++) { new_sareas[c->desktop()][ iS ] = new_sareas[c->desktop()][ iS ].intersected(screens[iS] - margins(screens[iS])); } new_rmoveareas[ c->desktop() ] += strutRegion; } }; const auto clients = waylandServer()->clients(); for (auto c : clients) { updateStrutsForWaylandClient(c); } } #if 0 for (int i = 1; i <= numberOfDesktops(); ++i) { for (int iS = 0; iS < nscreens; iS ++) qCDebug(KWIN_CORE) << "new_sarea: " << new_sareas[ i ][ iS ]; } #endif bool changed = force; if (screenarea.isEmpty()) changed = true; for (int i = 1; !changed && i <= numberOfDesktops; ++i) { if (workarea[ i ] != new_wareas[ i ]) changed = true; if (restrictedmovearea[ i ] != new_rmoveareas[ i ]) changed = true; if (screenarea[ i ].size() != new_sareas[ i ].size()) changed = true; for (int iS = 0; !changed && iS < nscreens; iS ++) if (new_sareas[ i ][ iS ] != screenarea [ i ][ iS ]) changed = true; } if (changed) { workarea = new_wareas; oldrestrictedmovearea = restrictedmovearea; restrictedmovearea = new_rmoveareas; screenarea = new_sareas; if (rootInfo()) { NETRect r; for (int i = 1; i <= numberOfDesktops; i++) { r.pos.x = workarea[ i ].x(); r.pos.y = workarea[ i ].y(); r.size.width = workarea[ i ].width(); r.size.height = workarea[ i ].height(); rootInfo()->setWorkArea(i, r); } } for (auto it = m_allClients.constBegin(); it != m_allClients.constEnd(); ++it) (*it)->checkWorkspacePosition(); oldrestrictedmovearea.clear(); // reset, no longer valid or needed } } void Workspace::updateClientArea() { updateClientArea(false); } /** * Returns the area available for clients. This is the desktop * geometry minus windows on the dock. Placement algorithms should * refer to this rather than Screens::geometry. */ QRect Workspace::clientArea(clientAreaOption opt, int screen, int desktop) const { if (desktop == NETWinInfo::OnAllDesktops || desktop == 0) desktop = VirtualDesktopManager::self()->current(); if (screen == -1) screen = screens()->current(); const QSize displaySize = screens()->displaySize(); QRect sarea, warea; if (is_multihead) { sarea = (!screenarea.isEmpty() && screen < screenarea[ desktop ].size()) // screens may be missing during KWin initialization or screen config changes ? screenarea[ desktop ][ screen_number ] : screens()->geometry(screen_number); warea = workarea[ desktop ].isNull() ? screens()->geometry(screen_number) : workarea[ desktop ]; } else { sarea = (!screenarea.isEmpty() && screen < screenarea[ desktop ].size()) // screens may be missing during KWin initialization or screen config changes ? screenarea[ desktop ][ screen ] : screens()->geometry(screen); warea = workarea[ desktop ].isNull() ? QRect(0, 0, displaySize.width(), displaySize.height()) : workarea[ desktop ]; } switch(opt) { case MaximizeArea: case PlacementArea: return sarea; case MaximizeFullArea: case FullScreenArea: case MovementArea: case ScreenArea: if (is_multihead) return screens()->geometry(screen_number); else return screens()->geometry(screen); case WorkArea: if (is_multihead) return sarea; else return warea; case FullArea: return QRect(0, 0, displaySize.width(), displaySize.height()); } abort(); } QRect Workspace::clientArea(clientAreaOption opt, const QPoint& p, int desktop) const { return clientArea(opt, screens()->number(p), desktop); } QRect Workspace::clientArea(clientAreaOption opt, const AbstractClient* c) const { return clientArea(opt, c->frameGeometry().center(), c->desktop()); } QRegion Workspace::restrictedMoveArea(int desktop, StrutAreas areas) const { if (desktop == NETWinInfo::OnAllDesktops || desktop == 0) desktop = VirtualDesktopManager::self()->current(); QRegion region; foreach (const StrutRect & rect, restrictedmovearea[desktop]) if (areas & rect.area()) region += rect; return region; } bool Workspace::inUpdateClientArea() const { return !oldrestrictedmovearea.isEmpty(); } QRegion Workspace::previousRestrictedMoveArea(int desktop, StrutAreas areas) const { if (desktop == NETWinInfo::OnAllDesktops || desktop == 0) desktop = VirtualDesktopManager::self()->current(); QRegion region; foreach (const StrutRect & rect, oldrestrictedmovearea.at(desktop)) if (areas & rect.area()) region += rect; return region; } QVector< QRect > Workspace::previousScreenSizes() const { return oldscreensizes; } int Workspace::oldDisplayWidth() const { return olddisplaysize.width(); } int Workspace::oldDisplayHeight() const { return olddisplaysize.height(); } /** * Client \a c is moved around to position \a pos. This gives the * workspace the opportunity to interveniate and to implement * snap-to-windows functionality. * * The parameter \a snapAdjust is a multiplier used to calculate the * effective snap zones. When 1.0, it means that the snap zones will be * used without change. */ QPoint Workspace::adjustClientPosition(AbstractClient* c, QPoint pos, bool unrestricted, double snapAdjust) { QSize borderSnapZone(options->borderSnapZone(), options->borderSnapZone()); QRect maxRect; int guideMaximized = MaximizeRestore; if (c->maximizeMode() != MaximizeRestore) { maxRect = clientArea(MaximizeArea, pos + c->rect().center(), c->desktop()); QRect geo = c->frameGeometry(); if (c->maximizeMode() & MaximizeHorizontal && (geo.x() == maxRect.left() || geo.right() == maxRect.right())) { guideMaximized |= MaximizeHorizontal; borderSnapZone.setWidth(qMax(borderSnapZone.width() + 2, maxRect.width() / 16)); } if (c->maximizeMode() & MaximizeVertical && (geo.y() == maxRect.top() || geo.bottom() == maxRect.bottom())) { guideMaximized |= MaximizeVertical; borderSnapZone.setHeight(qMax(borderSnapZone.height() + 2, maxRect.height() / 16)); } } if (options->windowSnapZone() || !borderSnapZone.isNull() || options->centerSnapZone()) { const bool sOWO = options->isSnapOnlyWhenOverlapping(); const int screen = screens()->number(pos + c->rect().center()); if (maxRect.isNull()) maxRect = clientArea(MovementArea, screen, c->desktop()); const int xmin = maxRect.left(); const int xmax = maxRect.right() + 1; //desk size const int ymin = maxRect.top(); const int ymax = maxRect.bottom() + 1; const int cx(pos.x()); const int cy(pos.y()); const int cw(c->width()); const int ch(c->height()); const int rx(cx + cw); const int ry(cy + ch); //these don't change int nx(cx), ny(cy); //buffers int deltaX(xmax); int deltaY(ymax); //minimum distance to other clients int lx, ly, lrx, lry; //coords and size for the comparison client, l // border snap const int snapX = borderSnapZone.width() * snapAdjust; //snap trigger const int snapY = borderSnapZone.height() * snapAdjust; if (snapX || snapY) { QRect geo = c->frameGeometry(); QMargins frameMargins = c->frameMargins(); // snap to titlebar / snap to window borders on inner screen edges AbstractClient::Position titlePos = c->titlebarPosition(); if (frameMargins.left() && (titlePos == AbstractClient::PositionLeft || (c->maximizeMode() & MaximizeHorizontal) || screens()->intersecting(geo.translated(maxRect.x() - (frameMargins.left() + geo.x()), 0)) > 1)) { frameMargins.setLeft(0); } if (frameMargins.right() && (titlePos == AbstractClient::PositionRight || (c->maximizeMode() & MaximizeHorizontal) || screens()->intersecting(geo.translated(maxRect.right() + frameMargins.right() - geo.right(), 0)) > 1)) { frameMargins.setRight(0); } if (frameMargins.top() && (titlePos == AbstractClient::PositionTop || (c->maximizeMode() & MaximizeVertical) || screens()->intersecting(geo.translated(0, maxRect.y() - (frameMargins.top() + geo.y()))) > 1)) { frameMargins.setTop(0); } if (frameMargins.bottom() && (titlePos == AbstractClient::PositionBottom || (c->maximizeMode() & MaximizeVertical) || screens()->intersecting(geo.translated(0, maxRect.bottom() + frameMargins.bottom() - geo.bottom())) > 1)) { frameMargins.setBottom(0); } if ((sOWO ? (cx < xmin) : true) && (qAbs(xmin - cx) < snapX)) { deltaX = xmin - cx; nx = xmin - frameMargins.left(); } if ((sOWO ? (rx > xmax) : true) && (qAbs(rx - xmax) < snapX) && (qAbs(xmax - rx) < deltaX)) { deltaX = rx - xmax; nx = xmax - cw + frameMargins.right(); } if ((sOWO ? (cy < ymin) : true) && (qAbs(ymin - cy) < snapY)) { deltaY = ymin - cy; ny = ymin - frameMargins.top(); } if ((sOWO ? (ry > ymax) : true) && (qAbs(ry - ymax) < snapY) && (qAbs(ymax - ry) < deltaY)) { deltaY = ry - ymax; ny = ymax - ch + frameMargins.bottom(); } } // windows snap int snap = options->windowSnapZone() * snapAdjust; if (snap) { for (auto l = m_allClients.constBegin(); l != m_allClients.constEnd(); ++l) { if ((*l) == c) continue; if ((*l)->isMinimized()) continue; // is minimized if (!(*l)->isShown(false)) continue; if (!((*l)->isOnDesktop(c->desktop()) || c->isOnDesktop((*l)->desktop()))) continue; // wrong virtual desktop if (!(*l)->isOnCurrentActivity()) continue; // wrong activity if ((*l)->isDesktop() || (*l)->isSplash()) continue; lx = (*l)->x(); ly = (*l)->y(); lrx = lx + (*l)->width(); lry = ly + (*l)->height(); if (!(guideMaximized & MaximizeHorizontal) && (((cy <= lry) && (cy >= ly)) || ((ry >= ly) && (ry <= lry)) || ((cy <= ly) && (ry >= lry)))) { if ((sOWO ? (cx < lrx) : true) && (qAbs(lrx - cx) < snap) && (qAbs(lrx - cx) < deltaX)) { deltaX = qAbs(lrx - cx); nx = lrx; } if ((sOWO ? (rx > lx) : true) && (qAbs(rx - lx) < snap) && (qAbs(rx - lx) < deltaX)) { deltaX = qAbs(rx - lx); nx = lx - cw; } } if (!(guideMaximized & MaximizeVertical) && (((cx <= lrx) && (cx >= lx)) || ((rx >= lx) && (rx <= lrx)) || ((cx <= lx) && (rx >= lrx)))) { if ((sOWO ? (cy < lry) : true) && (qAbs(lry - cy) < snap) && (qAbs(lry - cy) < deltaY)) { deltaY = qAbs(lry - cy); ny = lry; } //if ( (qAbs( ry-ly ) < snap) && (qAbs( ry - ly ) < deltaY )) if ((sOWO ? (ry > ly) : true) && (qAbs(ry - ly) < snap) && (qAbs(ry - ly) < deltaY)) { deltaY = qAbs(ry - ly); ny = ly - ch; } } // Corner snapping if (!(guideMaximized & MaximizeVertical) && (nx == lrx || nx + cw == lx)) { if ((sOWO ? (ry > lry) : true) && (qAbs(lry - ry) < snap) && (qAbs(lry - ry) < deltaY)) { deltaY = qAbs(lry - ry); ny = lry - ch; } if ((sOWO ? (cy < ly) : true) && (qAbs(cy - ly) < snap) && (qAbs(cy - ly) < deltaY)) { deltaY = qAbs(cy - ly); ny = ly; } } if (!(guideMaximized & MaximizeHorizontal) && (ny == lry || ny + ch == ly)) { if ((sOWO ? (rx > lrx) : true) && (qAbs(lrx - rx) < snap) && (qAbs(lrx - rx) < deltaX)) { deltaX = qAbs(lrx - rx); nx = lrx - cw; } if ((sOWO ? (cx < lx) : true) && (qAbs(cx - lx) < snap) && (qAbs(cx - lx) < deltaX)) { deltaX = qAbs(cx - lx); nx = lx; } } } } // center snap snap = options->centerSnapZone() * snapAdjust; //snap trigger if (snap) { int diffX = qAbs((xmin + xmax) / 2 - (cx + cw / 2)); int diffY = qAbs((ymin + ymax) / 2 - (cy + ch / 2)); if (diffX < snap && diffY < snap && diffX < deltaX && diffY < deltaY) { // Snap to center of screen nx = (xmin + xmax) / 2 - cw / 2; ny = (ymin + ymax) / 2 - ch / 2; } else if (options->borderSnapZone()) { // Enhance border snap if ((nx == xmin || nx == xmax - cw) && diffY < snap && diffY < deltaY) { // Snap to vertical center on screen edge ny = (ymin + ymax) / 2 - ch / 2; } else if (((unrestricted ? ny == ymin : ny <= ymin) || ny == ymax - ch) && diffX < snap && diffX < deltaX) { // Snap to horizontal center on screen edge nx = (xmin + xmax) / 2 - cw / 2; } } } pos = QPoint(nx, ny); } return pos; } QRect Workspace::adjustClientSize(AbstractClient* c, QRect moveResizeGeom, int mode) { //adapted from adjustClientPosition on 29May2004 //this function is called when resizing a window and will modify //the new dimensions to snap to other windows/borders if appropriate if (options->windowSnapZone() || options->borderSnapZone()) { // || options->centerSnapZone ) const bool sOWO = options->isSnapOnlyWhenOverlapping(); const QRect maxRect = clientArea(MovementArea, c->rect().center(), c->desktop()); const int xmin = maxRect.left(); const int xmax = maxRect.right(); //desk size const int ymin = maxRect.top(); const int ymax = maxRect.bottom(); const int cx(moveResizeGeom.left()); const int cy(moveResizeGeom.top()); const int rx(moveResizeGeom.right()); const int ry(moveResizeGeom.bottom()); int newcx(cx), newcy(cy); //buffers int newrx(rx), newry(ry); int deltaX(xmax); int deltaY(ymax); //minimum distance to other clients int lx, ly, lrx, lry; //coords and size for the comparison client, l // border snap int snap = options->borderSnapZone(); //snap trigger if (snap) { deltaX = int(snap); deltaY = int(snap); #define SNAP_BORDER_TOP \ if ((sOWO?(newcyymax):true) && (qAbs(ymax-newry)xmax):true) && (qAbs(xmax-newrx)windowSnapZone(); if (snap) { deltaX = int(snap); deltaY = int(snap); for (auto l = m_allClients.constBegin(); l != m_allClients.constEnd(); ++l) { if ((*l)->isOnDesktop(VirtualDesktopManager::self()->current()) && !(*l)->isMinimized() && (*l) != c) { lx = (*l)->x() - 1; ly = (*l)->y() - 1; lrx = (*l)->x() + (*l)->width(); lry = (*l)->y() + (*l)->height(); #define WITHIN_HEIGHT ((( newcy <= lry ) && ( newcy >= ly )) || \ (( newry >= ly ) && ( newry <= lry )) || \ (( newcy <= ly ) && ( newry >= lry )) ) #define WITHIN_WIDTH ( (( cx <= lrx ) && ( cx >= lx )) || \ (( rx >= lx ) && ( rx <= lrx )) || \ (( cx <= lx ) && ( rx >= lrx )) ) #define SNAP_WINDOW_TOP if ( (sOWO?(newcyly):true) \ && WITHIN_WIDTH \ && (qAbs( ly - newry ) < deltaY) ) { \ deltaY = qAbs( ly - newry ); \ newry=ly; \ } #define SNAP_WINDOW_LEFT if ( (sOWO?(newcxlx):true) \ && WITHIN_HEIGHT \ && (qAbs( lx - newrx ) < deltaX)) \ { \ deltaX = qAbs( lx - newrx ); \ newrx=lx; \ } #define SNAP_WINDOW_C_TOP if ( (sOWO?(newcylry):true) \ && (newcx == lrx || newrx == lx) \ && qAbs(lry-newry) < deltaY ) { \ deltaY = qAbs( lry - newry - 1 ); \ newry = lry - 1; \ } #define SNAP_WINDOW_C_LEFT if ( (sOWO?(newcxlrx):true) \ && (newcy == lry || newry == ly) \ && qAbs(lrx-newrx) < deltaX ) { \ deltaX = qAbs( lrx - newrx - 1 ); \ newrx = lrx - 1; \ } switch(mode) { case AbstractClient::PositionBottomRight: SNAP_WINDOW_BOTTOM SNAP_WINDOW_RIGHT SNAP_WINDOW_C_BOTTOM SNAP_WINDOW_C_RIGHT break; case AbstractClient::PositionRight: SNAP_WINDOW_RIGHT SNAP_WINDOW_C_RIGHT break; case AbstractClient::PositionBottom: SNAP_WINDOW_BOTTOM SNAP_WINDOW_C_BOTTOM break; case AbstractClient::PositionTopLeft: SNAP_WINDOW_TOP SNAP_WINDOW_LEFT SNAP_WINDOW_C_TOP SNAP_WINDOW_C_LEFT break; case AbstractClient::PositionLeft: SNAP_WINDOW_LEFT SNAP_WINDOW_C_LEFT break; case AbstractClient::PositionTop: SNAP_WINDOW_TOP SNAP_WINDOW_C_TOP break; case AbstractClient::PositionTopRight: SNAP_WINDOW_TOP SNAP_WINDOW_RIGHT SNAP_WINDOW_C_TOP SNAP_WINDOW_C_RIGHT break; case AbstractClient::PositionBottomLeft: SNAP_WINDOW_BOTTOM SNAP_WINDOW_LEFT SNAP_WINDOW_C_BOTTOM SNAP_WINDOW_C_LEFT break; default: abort(); break; } } } } // center snap //snap = options->centerSnapZone; //if (snap) // { // // Don't resize snap to center as it interferes too much // // There are two ways of implementing this if wanted: // // 1) Snap only to the same points that the move snap does, and // // 2) Snap to the horizontal and vertical center lines of the screen // } moveResizeGeom = QRect(QPoint(newcx, newcy), QPoint(newrx, newry)); } return moveResizeGeom; } /** * Marks the client as being moved or resized by the user. */ void Workspace::setMoveResizeClient(AbstractClient *c) { Q_ASSERT(!c || !movingClient); // Catch attempts to move a second // window while still moving the first one. movingClient = c; if (movingClient) ++block_focus; else --block_focus; } // When kwin crashes, windows will not be gravitated back to their original position // and will remain offset by the size of the decoration. So when restarting, fix this // (the property with the size of the frame remains on the window after the crash). void Workspace::fixPositionAfterCrash(xcb_window_t w, const xcb_get_geometry_reply_t *geometry) { NETWinInfo i(connection(), w, rootWindow(), NET::WMFrameExtents, NET::Properties2()); NETStrut frame = i.frameExtents(); if (frame.left != 0 || frame.top != 0) { // left and top needed due to narrowing conversations restrictions in C++11 const uint32_t left = frame.left; const uint32_t top = frame.top; const uint32_t values[] = { geometry->x - left, geometry->y - top }; xcb_configure_window(connection(), w, XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y, values); } } } // namespace