diff --git a/src/kwindoweffects.h b/src/kwindoweffects.h index 8d507d3..3d92949 100644 --- a/src/kwindoweffects.h +++ b/src/kwindoweffects.h @@ -1,167 +1,163 @@ /* * Copyright 2009 Marco Martin * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see . */ #ifndef KWINDOWEFFECTS_H #define KWINDOWEFFECTS_H #include "kwindowsystem_export.h" -#ifndef KWINDOWSYSTEM_NO_QWIDGET -#include // for WId, etc. -#else -class QWidget; -#endif +#include // for WId, etc. #include #include /** * Namespace for common standardized window effects */ namespace KWindowEffects { enum Effect { Slide = 1, PresentWindows = 3, PresentWindowsGroup = 4, HighlightWindows = 5, BlurBehind = 7, Dashboard = 8, BackgroundContrast = 9 }; enum SlideFromLocation { NoEdge = 0, TopEdge, RightEdge, BottomEdge, LeftEdge }; /** * @return if an atom property is available * * @param effect the effect we want to check */ KWINDOWSYSTEM_EXPORT bool isEffectAvailable(Effect effect); /** * Mark a window as sliding from screen edge * * @param id of the window on which we want to apply the effect * @param location edge of the screen from which we want the sliding effect. * Desktop and Floating won't have effect. * @param offset distance in pixels from the screen edge defined by location */ KWINDOWSYSTEM_EXPORT void slideWindow(WId id, SlideFromLocation location, int offset); /** * Mark a window as sliding from screen edge * This is an overloaded member function provided for convenience * * @param widget QWidget corresponding to the top level window we want to animate * @param location edge of the screen from which we want the sliding effect. * Desktop and Floating won't have effect. */ KWINDOWSYSTEM_EXPORT void slideWindow(QWidget *widget, SlideFromLocation location); /** * @return dimension of all the windows passed as parameter * * @param ids all the windows we want the size */ KWINDOWSYSTEM_EXPORT QList windowSizes(const QList &ids); /** * Activate the Present Windows effect for the given groups of windows. * * @param controller The window which is the controller of this effect. The property * will be set on this window. It will be removed by the effect * @param ids all the windows which should be presented. */ KWINDOWSYSTEM_EXPORT void presentWindows(WId controller, const QList &ids); /** * Activate the Present Windows effect for the windows of the given desktop. * * @param controller The window which is the controller of this effect. The property * will be set on this window. It will be removed by the effect * @param desktop The desktop whose windows should be presented. -1 for all desktops */ KWINDOWSYSTEM_EXPORT void presentWindows(WId controller, int desktop = NET::OnAllDesktops); /** * Highlight the selected windows, making all the others translucent * * @param controller The window which is the controller of this effect. The property * will be set on this window. It will be removed by the effect * @param ids all the windows which should be highlighted. */ KWINDOWSYSTEM_EXPORT void highlightWindows(WId controller, const QList &ids); /** * Instructs the window manager to blur the background * in the specified region behind the given window. * The given region will overwrite any previous blur-behind region. * Passing a null region will enable the blur effect for the whole window. * The region is relative to the top-left corner of the client area. * * If @a enable is @c false, blur will be disabled for the whole window * (@a region is ignored). * * Note that you will usually want to set the region to the shape of the window, * excluding any shadow or halo. * * @param window The window for which to enable the blur effect * @param enable Enable the effect if @c true, disable it if @c false * @param region The region within the window where the background will be blurred, specified in logical pixels */ KWINDOWSYSTEM_EXPORT void enableBlurBehind(WId window, bool enable = true, const QRegion ®ion = QRegion()); /** * Instructs the window manager to modify the color of the background * in the specified region behind the given window, * in order to improve the contrast and readability of any text * in the translucent window. * The given region will overwrite any previous backgroundcontrast region. * Passing a null region will enable the blur effect for the whole window. * The region is relative to the top-left corner of the client area. * * If @a enable is @c false, blur will be disabled for the whole window * (@a region is ignored). * * Note that you will usually want to set the region to the shape of the window, * excluding any shadow or halo. * * @param window The window for which to enable the background contrast effect * @param enable Enable the effect if @c true, disable it if @c false * @param brightness How to modify the area brightness: from 0 (make it black) to 2 (make it white), 1 leaves it unchanged * @param region The region within the window where the background will be modified, specified in logical pixels */ KWINDOWSYSTEM_EXPORT void enableBackgroundContrast(WId window, bool enable = true, qreal contrast = 1, qreal intensity = 1, qreal saturation = 1, const QRegion ®ion = QRegion()); /** * Instructs the window manager to handle the given window as dashboard window as * Dashboard windows should be handled diffrently and may have special effects * applied to them. * * @param window The window for which to enable the blur effect */ KWINDOWSYSTEM_EXPORT void markAsDashboard(WId window); } #endif diff --git a/src/platforms/xcb/kselectionowner.cpp b/src/platforms/xcb/kselectionowner.cpp index de225fa..1e3c43c 100644 --- a/src/platforms/xcb/kselectionowner.cpp +++ b/src/platforms/xcb/kselectionowner.cpp @@ -1,609 +1,608 @@ /**************************************************************************** Copyright (C) 2003 Lubos Lunak Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ****************************************************************************/ #include "kselectionowner.h" #include #include "kwindowsystem.h" #include #include #include #include #include #include -#include static xcb_window_t get_selection_owner(xcb_connection_t *c, xcb_atom_t selection) { xcb_window_t owner = XCB_NONE; xcb_get_selection_owner_reply_t *reply = xcb_get_selection_owner_reply(c, xcb_get_selection_owner(c, selection), nullptr); if (reply) { owner = reply->owner; free(reply); } return owner; } static xcb_atom_t intern_atom(xcb_connection_t *c, const char *name) { xcb_atom_t atom = XCB_NONE; xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(c, xcb_intern_atom(c, false, strlen(name), name), nullptr); if (reply) { atom = reply->atom; free(reply); } return atom; } class Q_DECL_HIDDEN KSelectionOwner::Private : public QAbstractNativeEventFilter { public: enum State { Idle, WaitingForTimestamp, WaitingForPreviousOwner }; Private(KSelectionOwner *owner_P, xcb_atom_t selection_P, xcb_connection_t *c, xcb_window_t root) : state(Idle), selection(selection_P), connection(c), root(root), window(XCB_NONE), prev_owner(XCB_NONE), timestamp(XCB_CURRENT_TIME), extra1(0), extra2(0), force_kill(false), owner(owner_P) { QCoreApplication::instance()->installNativeEventFilter(this); } void claimSucceeded(); void gotTimestamp(); void timeout(); State state; const xcb_atom_t selection; xcb_connection_t *connection; xcb_window_t root; xcb_window_t window; xcb_window_t prev_owner; xcb_timestamp_t timestamp; uint32_t extra1, extra2; QBasicTimer timer; bool force_kill; static xcb_atom_t manager_atom; static xcb_atom_t xa_multiple; static xcb_atom_t xa_targets; static xcb_atom_t xa_timestamp; static Private *create(KSelectionOwner *owner, xcb_atom_t selection_P, int screen_P); static Private *create(KSelectionOwner *owner, const char *selection_P, int screen_P); static Private *create(KSelectionOwner *owner, xcb_atom_t selection_P, xcb_connection_t *c, xcb_window_t root); static Private *create(KSelectionOwner *owner, const char *selection_P, xcb_connection_t *c, xcb_window_t root); protected: bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) override { Q_UNUSED(result); if (eventType != "xcb_generic_event_t") { return false; } return owner->filterEvent(message); } private: KSelectionOwner *owner; }; KSelectionOwner::Private* KSelectionOwner::Private::create(KSelectionOwner *owner, xcb_atom_t selection_P, int screen_P) { if (KWindowSystem::isPlatformX11()) { return create(owner, selection_P, QX11Info::connection(), QX11Info::appRootWindow(screen_P)); } qWarning() << "Trying to use KSelectionOwner on a non-X11 platform! This is an application bug."; return nullptr; } KSelectionOwner::Private *KSelectionOwner::Private::create(KSelectionOwner *owner, xcb_atom_t selection_P, xcb_connection_t *c, xcb_window_t root) { return new Private(owner, selection_P, c, root); } KSelectionOwner::Private *KSelectionOwner::Private::create(KSelectionOwner *owner, const char *selection_P, int screen_P) { if (KWindowSystem::isPlatformX11()) { return create(owner, selection_P, QX11Info::connection(), QX11Info::appRootWindow(screen_P)); } qWarning() << "Trying to use KSelectionOwner on a non-X11 platform! This is an application bug."; return nullptr; } KSelectionOwner::Private *KSelectionOwner::Private::create(KSelectionOwner *owner, const char *selection_P, xcb_connection_t *c, xcb_window_t root) { return new Private(owner, intern_atom(c, selection_P), c, root); } KSelectionOwner::KSelectionOwner(xcb_atom_t selection_P, int screen_P, QObject *parent_P) : QObject(parent_P), d(Private::create(this, selection_P, screen_P)) { } KSelectionOwner::KSelectionOwner(const char *selection_P, int screen_P, QObject *parent_P) : QObject(parent_P), d(Private::create(this, selection_P, screen_P)) { } KSelectionOwner::KSelectionOwner(xcb_atom_t selection, xcb_connection_t *c, xcb_window_t root, QObject *parent) : QObject(parent) , d(Private::create(this, selection, c, root)) { } KSelectionOwner::KSelectionOwner(const char *selection, xcb_connection_t *c, xcb_window_t root, QObject *parent) : QObject(parent) , d(Private::create(this, selection, c, root)) { } KSelectionOwner::~KSelectionOwner() { if (d) { release(); if (d->window != XCB_WINDOW_NONE) { xcb_destroy_window(d->connection, d->window); // also makes the selection not owned } delete d; } } void KSelectionOwner::Private::claimSucceeded() { state = Idle; xcb_client_message_event_t ev; ev.response_type = XCB_CLIENT_MESSAGE; ev.format = 32; ev.window = root; ev.type = Private::manager_atom; ev.data.data32[0] = timestamp; ev.data.data32[1] = selection; ev.data.data32[2] = window; ev.data.data32[3] = extra1; ev.data.data32[4] = extra2; xcb_send_event(connection, false, root, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (const char *) &ev); // qDebug() << "Claimed selection"; emit owner->claimedOwnership(); } void KSelectionOwner::Private::gotTimestamp() { Q_ASSERT(state == WaitingForTimestamp); state = Idle; xcb_connection_t *c = connection; // Set the selection owner and immediately verify that the claim was successful xcb_set_selection_owner(c, window, selection, timestamp); xcb_window_t new_owner = get_selection_owner(c, selection); if (new_owner != window) { // qDebug() << "Failed to claim selection : " << new_owner; xcb_destroy_window(c, window); timestamp = XCB_CURRENT_TIME; window = XCB_NONE; emit owner->failedToClaimOwnership(); return; } if (prev_owner != XCB_NONE && force_kill) { // qDebug() << "Waiting for previous owner to disown"; timer.start(1000, owner); state = WaitingForPreviousOwner; // Note: We've already selected for structure notify events // on the previous owner window } else { // If there was no previous owner, we're done claimSucceeded(); } } void KSelectionOwner::Private::timeout() { Q_ASSERT(state == WaitingForPreviousOwner); state = Idle; if (force_kill) { // qDebug() << "Killing previous owner"; xcb_connection_t *c = connection; // Ignore any errors from the kill request xcb_generic_error_t *err = xcb_request_check(c, xcb_kill_client_checked(c, prev_owner)); free(err); claimSucceeded(); } else { emit owner->failedToClaimOwnership(); } } void KSelectionOwner::claim(bool force_P, bool force_kill_P) { if (!d) { return; } Q_ASSERT(d->state == Private::Idle); if (Private::manager_atom == XCB_NONE) { getAtoms(); } if (d->timestamp != XCB_CURRENT_TIME) { release(); } xcb_connection_t *c = d->connection; d->prev_owner = get_selection_owner(c, d->selection); if (d->prev_owner != XCB_NONE) { if (!force_P) { // qDebug() << "Selection already owned, failing"; emit failedToClaimOwnership(); return; } // Select structure notify events so get an event when the previous owner // destroys the window uint32_t mask = XCB_EVENT_MASK_STRUCTURE_NOTIFY; xcb_change_window_attributes(c, d->prev_owner, XCB_CW_EVENT_MASK, &mask); } uint32_t values[] = { true, XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_STRUCTURE_NOTIFY }; d->window = xcb_generate_id(c); xcb_create_window(c, XCB_COPY_FROM_PARENT, d->window, d->root, 0, 0, 1, 1, 0, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_COPY_FROM_PARENT, XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK, values); // Trigger a property change event so we get a timestamp xcb_atom_t tmp = XCB_ATOM_ATOM; xcb_change_property(c, XCB_PROP_MODE_REPLACE, d->window, XCB_ATOM_ATOM, XCB_ATOM_ATOM, 32, 1, (const void *) &tmp); // Now we have to return to the event loop and wait for the property change event d->force_kill = force_kill_P; d->state = Private::WaitingForTimestamp; } // destroy resource first void KSelectionOwner::release() { if (!d) { return; } if (d->timestamp == XCB_CURRENT_TIME) { return; } xcb_destroy_window(d->connection, d->window); // also makes the selection not owned d->window = XCB_NONE; // qDebug() << "Releasing selection"; d->timestamp = XCB_CURRENT_TIME; } xcb_window_t KSelectionOwner::ownerWindow() const { if (!d) { return XCB_WINDOW_NONE; } if (d->timestamp == XCB_CURRENT_TIME) { return XCB_NONE; } return d->window; } void KSelectionOwner::setData(uint32_t extra1_P, uint32_t extra2_P) { if (!d) { return; } d->extra1 = extra1_P; d->extra2 = extra2_P; } bool KSelectionOwner::filterEvent(void *ev_P) { if (!d) { return false; } xcb_generic_event_t *event = reinterpret_cast(ev_P); const uint response_type = event->response_type & ~0x80; #if 0 // There's no generic way to get the window for an event in xcb, it depends on the type of event // This handleMessage virtual doesn't seem used anyway. if (d->timestamp != CurrentTime && ev_P->xany.window == d->window) { if (handleMessage(ev_P)) { return true; } } #endif switch (response_type) { case XCB_SELECTION_CLEAR: { xcb_selection_clear_event_t *ev = reinterpret_cast(event); if (d->timestamp == XCB_CURRENT_TIME || ev->selection != d->selection) { return false; } d->timestamp = XCB_CURRENT_TIME; // qDebug() << "Lost selection"; xcb_window_t window = d->window; emit lostOwnership(); // Unset the event mask before we destroy the window so we don't get a destroy event uint32_t event_mask = XCB_NONE; xcb_change_window_attributes(d->connection, window, XCB_CW_EVENT_MASK, &event_mask); xcb_destroy_window(d->connection, window); return true; } case XCB_DESTROY_NOTIFY: { xcb_destroy_notify_event_t *ev = reinterpret_cast(event); if (ev->window == d->prev_owner) { if (d->state == Private::WaitingForPreviousOwner) { d->timer.stop(); d->claimSucceeded(); return true; } // It is possible for the previous owner to be destroyed // while we're waiting for the timestamp d->prev_owner = XCB_NONE; } if (d->timestamp == XCB_CURRENT_TIME || ev->window != d->window) { return false; } d->timestamp = XCB_CURRENT_TIME; // qDebug() << "Lost selection (destroyed)"; emit lostOwnership(); return true; } case XCB_SELECTION_NOTIFY: { xcb_selection_notify_event_t *ev = reinterpret_cast(event); if (d->timestamp == XCB_CURRENT_TIME || ev->selection != d->selection) { return false; } // ignore? return false; } case XCB_SELECTION_REQUEST: filter_selection_request(event); return false; case XCB_PROPERTY_NOTIFY: { xcb_property_notify_event_t *ev = reinterpret_cast(event); if (ev->window == d->window && d->state == Private::WaitingForTimestamp) { d->timestamp = ev->time; d->gotTimestamp(); return true; } return false; } default: return false; } } void KSelectionOwner::timerEvent(QTimerEvent *event) { if (!d) { QObject::timerEvent(event); return; } if (event->timerId() == d->timer.timerId()) { d->timer.stop(); d->timeout(); return; } QObject::timerEvent(event); } #if 0 bool KSelectionOwner::handleMessage(XEvent *) { return false; } #endif void KSelectionOwner::filter_selection_request(void *event) { if (!d) { return; } xcb_selection_request_event_t *ev = reinterpret_cast(event); if (d->timestamp == XCB_CURRENT_TIME || ev->selection != d->selection) { return; } if (ev->time != XCB_CURRENT_TIME && ev->time - d->timestamp > 1U << 31) { return; // too old or too new request } // qDebug() << "Got selection request"; xcb_connection_t *c = d->connection; bool handled = false; if (ev->target == Private::xa_multiple) { if (ev->property != XCB_NONE) { const int MAX_ATOMS = 100; xcb_get_property_cookie_t cookie = xcb_get_property(c, false, ev->requestor, ev->property, XCB_GET_PROPERTY_TYPE_ANY, 0, MAX_ATOMS); xcb_get_property_reply_t *reply = xcb_get_property_reply(c, cookie, nullptr); if (reply && reply->format == 32 && reply->value_len % 2 == 0) { xcb_atom_t *atoms = reinterpret_cast(xcb_get_property_value(reply)); bool handled_array[MAX_ATOMS]; for (uint i = 0; i < reply->value_len / 2; i++) { handled_array[i] = handle_selection(atoms[i * 2], atoms[i * 2 + 1], ev->requestor); } bool all_handled = true; for (uint i = 0; i < reply->value_len / 2; i++) { if (!handled_array[i]) { all_handled = false; atoms[i * 2 + 1] = XCB_NONE; } } if (!all_handled) { xcb_change_property(c, ev->requestor, ev->property, XCB_ATOM_ATOM, 32, XCB_PROP_MODE_REPLACE, reply->value_len, reinterpret_cast(atoms)); } handled = true; } if (reply) { free(reply); } } } else { if (ev->property == XCB_NONE) { // obsolete client ev->property = ev->target; } handled = handle_selection(ev->target, ev->property, ev->requestor); } xcb_selection_notify_event_t xev; xev.response_type = XCB_SELECTION_NOTIFY; xev.selection = ev->selection; xev.requestor = ev->requestor; xev.target = ev->target; xev.property = handled ? ev->property : XCB_NONE; xcb_send_event(c, false, ev->requestor, 0, (const char *) &xev); } bool KSelectionOwner::handle_selection(xcb_atom_t target_P, xcb_atom_t property_P, xcb_window_t requestor_P) { if (!d) { return false; } if (target_P == Private::xa_timestamp) { // qDebug() << "Handling timestamp request"; xcb_change_property(d->connection, requestor_P, property_P, XCB_ATOM_INTEGER, 32, XCB_PROP_MODE_REPLACE, 1, reinterpret_cast(&d->timestamp)); } else if (target_P == Private::xa_targets) { replyTargets(property_P, requestor_P); } else if (genericReply(target_P, property_P, requestor_P)) { // handled } else { return false; // unknown } return true; } void KSelectionOwner::replyTargets(xcb_atom_t property_P, xcb_window_t requestor_P) { if (!d) { return; } xcb_atom_t atoms[3] = { Private::xa_multiple, Private::xa_timestamp, Private::xa_targets }; xcb_change_property(d->connection, requestor_P, property_P, XCB_ATOM_ATOM, 32, XCB_PROP_MODE_REPLACE, sizeof(atoms) / sizeof(atoms[0]), reinterpret_cast(atoms)); // qDebug() << "Handling targets request"; } bool KSelectionOwner::genericReply(xcb_atom_t, xcb_atom_t, xcb_window_t) { return false; } void KSelectionOwner::getAtoms() { if (!d) { return; } if (Private::manager_atom != XCB_NONE) { return; } xcb_connection_t *c = d->connection; struct { const char *name; xcb_atom_t *atom; } atoms[] = { { "MANAGER", &Private::manager_atom }, { "MULTIPLE", &Private::xa_multiple }, { "TARGETS", &Private::xa_targets }, { "TIMESTAMP", &Private::xa_timestamp } }; const int count = sizeof(atoms) / sizeof(atoms[0]); xcb_intern_atom_cookie_t cookies[count]; for (int i = 0; i < count; i++) { cookies[i] = xcb_intern_atom(c, false, strlen(atoms[i].name), atoms[i].name); } for (int i = 0; i < count; i++) { if (xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(c, cookies[i], nullptr)) { *atoms[i].atom = reply->atom; free(reply); } } } xcb_atom_t KSelectionOwner::Private::manager_atom = XCB_NONE; xcb_atom_t KSelectionOwner::Private::xa_multiple = XCB_NONE; xcb_atom_t KSelectionOwner::Private::xa_targets = XCB_NONE; xcb_atom_t KSelectionOwner::Private::xa_timestamp = XCB_NONE; diff --git a/src/platforms/xcb/kwindowsystem.cpp b/src/platforms/xcb/kwindowsystem.cpp index 6789b7c..e611b22 100644 --- a/src/platforms/xcb/kwindowsystem.cpp +++ b/src/platforms/xcb/kwindowsystem.cpp @@ -1,1216 +1,1216 @@ /* This file is part of the KDE libraries Copyright (C) 1999 Matthias Ettrich (ettrich@kde.org) Copyright (C) 2007 Lubos Lunak (l.lunak@kde.org) Copyright 2014 Martin Gräßlin This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library. If not, see . */ #include "kwindowsystem.h" #include "kwindowsystem_p_x11.h" -#include #include -#include #include +#include #include +#include #include #include #include #include #include #include #include #include #include #include #include #if KWINDOWSYSTEM_HAVE_XFIXES #include #endif static Atom net_wm_cm; static void create_atoms(); static inline const QRect &displayGeometry() { static QRect displayGeometry; static bool isDirty = true; if (isDirty) { static QList connections; auto dirtify = [&] { isDirty = true; foreach (const QMetaObject::Connection &con, connections) QObject::disconnect(con); connections.clear(); }; QObject::connect(qApp, &QGuiApplication::screenAdded, dirtify); QObject::connect(qApp, &QGuiApplication::screenRemoved, dirtify); const QList screenList = QGuiApplication::screens(); QRegion region; for (int i = 0; i < screenList.count(); ++i) { const QScreen *screen = screenList.at(i); connections << QObject::connect(screen, &QScreen::geometryChanged, dirtify); region += screen->geometry(); } displayGeometry = region.boundingRect(); isDirty = false; } return displayGeometry; } static inline int displayWidth() { return displayGeometry().width(); } static inline int displayHeight() { return displayGeometry().height(); } static const NET::Properties windowsProperties = NET::ClientList | NET::ClientListStacking | NET::Supported | NET::NumberOfDesktops | NET::DesktopGeometry | NET::DesktopViewport | NET::CurrentDesktop | NET::DesktopNames | NET::ActiveWindow | NET::WorkArea; static const NET::Properties2 windowsProperties2 = NET::WM2ShowingDesktop; // ClientList and ClientListStacking is not per-window information, but a desktop information, // so track it even with only INFO_BASIC static const NET::Properties desktopProperties = NET::ClientList | NET::ClientListStacking | NET::Supported | NET::NumberOfDesktops | NET::DesktopGeometry | NET::DesktopViewport | NET::CurrentDesktop | NET::DesktopNames | NET::ActiveWindow | NET::WorkArea; static const NET::Properties2 desktopProperties2 = NET::WM2ShowingDesktop; MainThreadInstantiator::MainThreadInstantiator(KWindowSystemPrivateX11::FilterInfo _what) : QObject(), m_what(_what) { } NETEventFilter *MainThreadInstantiator::createNETEventFilter() { return new NETEventFilter(m_what); } NETEventFilter::NETEventFilter(KWindowSystemPrivateX11::FilterInfo _what) : NETRootInfo(QX11Info::connection(), _what >= KWindowSystemPrivateX11::INFO_WINDOWS ? windowsProperties : desktopProperties, _what >= KWindowSystemPrivateX11::INFO_WINDOWS ? windowsProperties2 : desktopProperties2, -1, false), QAbstractNativeEventFilter(), strutSignalConnected(false), compositingEnabled(false), haveXfixes(false), what(_what), winId(XCB_WINDOW_NONE), m_appRootWindow(QX11Info::appRootWindow()) { QCoreApplication::instance()->installNativeEventFilter(this); #if KWINDOWSYSTEM_HAVE_XFIXES int errorBase; if ((haveXfixes = XFixesQueryExtension(QX11Info::display(), &xfixesEventBase, &errorBase))) { create_atoms(); winId = xcb_generate_id(QX11Info::connection()); uint32_t values[] = { true, XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_STRUCTURE_NOTIFY }; xcb_create_window(QX11Info::connection(), XCB_COPY_FROM_PARENT, winId, m_appRootWindow, 0, 0, 1, 1, 0, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_COPY_FROM_PARENT, XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK, values); XFixesSelectSelectionInput(QX11Info::display(), winId, net_wm_cm, XFixesSetSelectionOwnerNotifyMask | XFixesSelectionWindowDestroyNotifyMask | XFixesSelectionClientCloseNotifyMask); compositingEnabled = XGetSelectionOwner(QX11Info::display(), net_wm_cm) != None; } #endif } NETEventFilter::~NETEventFilter() { if (QX11Info::connection() && winId != XCB_WINDOW_NONE) { xcb_destroy_window(QX11Info::connection(), winId); winId = XCB_WINDOW_NONE; } } // not virtual, but it's called directly only from init() void NETEventFilter::activate() { NETRootInfo::activate(); updateStackingOrder(); } bool NETEventFilter::nativeEventFilter(const QByteArray &eventType, void *message, long int *result) { Q_UNUSED(result) if (eventType != "xcb_generic_event_t") { // only interested in XCB events of course return false; } return nativeEventFilter(reinterpret_cast(message)); } bool NETEventFilter::nativeEventFilter(xcb_generic_event_t *ev) { KWindowSystem *s_q = KWindowSystem::self(); const uint8_t eventType = ev->response_type & ~0x80; if (eventType == xfixesEventBase + XCB_XFIXES_SELECTION_NOTIFY) { xcb_xfixes_selection_notify_event_t *event = reinterpret_cast(ev); if (event->window == winId) { bool haveOwner = event->owner != XCB_WINDOW_NONE; if (compositingEnabled != haveOwner) { compositingEnabled = haveOwner; emit s_q->compositingChanged(compositingEnabled); } return true; } // Qt compresses XFixesSelectionNotifyEvents without caring about the actual window // gui/kernel/qapplication_x11.cpp // until that can be assumed fixed, we also react on events on the root (caused by Qts own compositing tracker) if (event->window == m_appRootWindow) { if (event->selection == net_wm_cm) { bool haveOwner = event->owner != XCB_WINDOW_NONE; if (compositingEnabled != haveOwner) { compositingEnabled = haveOwner; emit s_q->compositingChanged(compositingEnabled); } // NOTICE this is not our event, we just randomly captured it from Qt -> pass on return false; } } return false; } xcb_window_t eventWindow = XCB_WINDOW_NONE; switch (eventType) { case XCB_CLIENT_MESSAGE: eventWindow = reinterpret_cast(ev)->window; break; case XCB_PROPERTY_NOTIFY: eventWindow = reinterpret_cast(ev)->window; break; case XCB_CONFIGURE_NOTIFY: eventWindow = reinterpret_cast(ev)->window; break; } if (eventWindow == m_appRootWindow) { int old_current_desktop = currentDesktop(); xcb_window_t old_active_window = activeWindow(); int old_number_of_desktops = numberOfDesktops(); bool old_showing_desktop = showingDesktop(); unsigned long m[ 5 ]; NETRootInfo::event(ev, m, 5); if ((m[ PROTOCOLS ] & CurrentDesktop) && currentDesktop() != old_current_desktop) { emit s_q->currentDesktopChanged(currentDesktop()); } if ((m[ PROTOCOLS ] & DesktopViewport) && mapViewport() && currentDesktop() != old_current_desktop) { emit s_q->currentDesktopChanged(currentDesktop()); } if ((m[ PROTOCOLS ] & ActiveWindow) && activeWindow() != old_active_window) { emit s_q->activeWindowChanged(activeWindow()); } if (m[ PROTOCOLS ] & DesktopNames) { emit s_q->desktopNamesChanged(); } if ((m[ PROTOCOLS ] & NumberOfDesktops) && numberOfDesktops() != old_number_of_desktops) { emit s_q->numberOfDesktopsChanged(numberOfDesktops()); } if ((m[ PROTOCOLS ] & DesktopGeometry) && mapViewport() && numberOfDesktops() != old_number_of_desktops) { emit s_q->numberOfDesktopsChanged(numberOfDesktops()); } if (m[ PROTOCOLS ] & WorkArea) { emit s_q->workAreaChanged(); } if (m[ PROTOCOLS ] & ClientListStacking) { updateStackingOrder(); emit s_q->stackingOrderChanged(); } if ((m[ PROTOCOLS2 ] & WM2ShowingDesktop) && showingDesktop() != old_showing_desktop) { emit s_q->showingDesktopChanged(showingDesktop()); } } else if (windows.contains(eventWindow)) { NETWinInfo ni(QX11Info::connection(), eventWindow, m_appRootWindow, NET::Properties(), NET::Properties2()); NET::Properties dirtyProperties; NET::Properties2 dirtyProperties2; ni.event(ev, &dirtyProperties, &dirtyProperties2); if (eventType == XCB_PROPERTY_NOTIFY) { xcb_property_notify_event_t *event = reinterpret_cast(ev); if (event->atom == XCB_ATOM_WM_HINTS) { dirtyProperties |= NET::WMIcon; // support for old icons } else if (event->atom == XCB_ATOM_WM_NAME) { dirtyProperties |= NET::WMName; // support for old name } else if (event->atom == XCB_ATOM_WM_ICON_NAME) { dirtyProperties |= NET::WMIconName; // support for old iconic name } } if (mapViewport() && (dirtyProperties & (NET::WMState | NET::WMGeometry))) { /* geometry change -> possible viewport change * state change -> possible NET::Sticky change */ dirtyProperties |= NET::WMDesktop; } if ((dirtyProperties & NET::WMStrut) != 0) { removeStrutWindow(eventWindow); if (!possibleStrutWindows.contains(eventWindow)) { possibleStrutWindows.append(eventWindow); } } if (dirtyProperties || dirtyProperties2) { emit s_q->windowChanged(eventWindow); emit s_q->windowChanged(eventWindow, dirtyProperties, dirtyProperties2); #ifndef KWINDOWSYSTEM_NO_DEPRECATED unsigned long dirty[ 2 ] = {dirtyProperties, dirtyProperties2}; emit s_q->windowChanged(eventWindow, dirty); emit s_q->windowChanged(eventWindow, dirtyProperties); #endif if ((dirtyProperties & NET::WMStrut) != 0) { emit s_q->strutChanged(); } } } return false; } bool NETEventFilter::removeStrutWindow(WId w) { for (QList< StrutData >::Iterator it = strutWindows.begin(); it != strutWindows.end(); ++it) if ((*it).window == w) { strutWindows.erase(it); return true; } return false; } void NETEventFilter::updateStackingOrder() { stackingOrder.clear(); for (int i = 0; i < clientListStackingCount(); i++) { stackingOrder.append(clientListStacking()[i]); } } void NETEventFilter::addClient(xcb_window_t w) { KWindowSystem *s_q = KWindowSystem::self(); if ((what >= KWindowSystemPrivateX11::INFO_WINDOWS)) { xcb_connection_t *c = QX11Info::connection(); QScopedPointer attr(xcb_get_window_attributes_reply(c, xcb_get_window_attributes_unchecked(c, w), nullptr)); uint32_t events = XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_STRUCTURE_NOTIFY; if (!attr.isNull()) { events = events | attr->your_event_mask; } xcb_change_window_attributes(c, w, XCB_CW_EVENT_MASK, &events); } bool emit_strutChanged = false; if (strutSignalConnected) { NETWinInfo info(QX11Info::connection(), w, QX11Info::appRootWindow(), NET::WMStrut | NET::WMDesktop, NET::Properties2()); NETStrut strut = info.strut(); if (strut.left || strut.top || strut.right || strut.bottom) { strutWindows.append(StrutData(w, strut, info.desktop())); emit_strutChanged = true; } } else { possibleStrutWindows.append(w); } windows.append(w); emit s_q->windowAdded(w); if (emit_strutChanged) { emit s_q->strutChanged(); } } void NETEventFilter::removeClient(xcb_window_t w) { KWindowSystem *s_q = KWindowSystem::self(); bool emit_strutChanged = removeStrutWindow(w); if (strutSignalConnected && possibleStrutWindows.contains(w)) { NETWinInfo info(QX11Info::connection(), w, QX11Info::appRootWindow(), NET::WMStrut, NET::Properties2()); NETStrut strut = info.strut(); if (strut.left || strut.top || strut.right || strut.bottom) { emit_strutChanged = true; } } possibleStrutWindows.removeAll(w); windows.removeAll(w); emit s_q->windowRemoved(w); if (emit_strutChanged) { emit s_q->strutChanged(); } } bool NETEventFilter::mapViewport() { // compiz claims support even though it doesn't use virtual desktops :( // if( isSupported( NET::DesktopViewport ) && !isSupported( NET::NumberOfDesktops )) // this test is duplicated in KWindowSystem::mapViewport() if (isSupported(NET::DesktopViewport) && numberOfDesktops(true) <= 1 && (desktopGeometry().width > displayWidth() || desktopGeometry().height > displayHeight())) { return true; } return false; } static bool atoms_created = false; static Atom _wm_protocols; static Atom _wm_change_state; static Atom kwm_utf8_string; static void create_atoms() { if (!atoms_created) { const int max = 20; Atom *atoms[max]; const char *names[max]; Atom atoms_return[max]; int n = 0; atoms[n] = &_wm_protocols; names[n++] = "WM_PROTOCOLS"; atoms[n] = &_wm_change_state; names[n++] = "WM_CHANGE_STATE"; atoms[n] = &kwm_utf8_string; names[n++] = "UTF8_STRING"; char net_wm_cm_name[ 100 ]; sprintf(net_wm_cm_name, "_NET_WM_CM_S%d", QX11Info::appScreen()); atoms[n] = &net_wm_cm; names[n++] = net_wm_cm_name; // we need a const_cast for the shitty X API XInternAtoms(QX11Info::display(), const_cast(names), n, false, atoms_return); for (int i = 0; i < n; i++) { *atoms[i] = atoms_return[i]; } atoms_created = True; } } // optimalization - create KWindowSystemPrivate only when needed and only for what is needed void KWindowSystemPrivateX11::connectNotify(const QMetaMethod &signal) { FilterInfo what = INFO_BASIC; if (signal == QMetaMethod::fromSignal(&KWindowSystem::workAreaChanged)) { what = INFO_WINDOWS; } else if (signal == QMetaMethod::fromSignal(&KWindowSystem::strutChanged)) { what = INFO_WINDOWS; } else if (signal == QMetaMethod::fromSignal(static_cast(&KWindowSystem::windowChanged))) { what = INFO_WINDOWS; } #ifndef KWINDOWSYSTEM_NO_DEPRECATED else if (signal == QMetaMethod::fromSignal(static_cast(&KWindowSystem::windowChanged))) { what = INFO_WINDOWS; } else if (signal == QMetaMethod::fromSignal(static_cast(&KWindowSystem::windowChanged))) { what = INFO_WINDOWS; } #endif else if (signal == QMetaMethod::fromSignal(static_cast(&KWindowSystem::windowChanged))) { what = INFO_WINDOWS; } init(what); NETEventFilter *const s_d = s_d_func(); if (!s_d->strutSignalConnected && signal == QMetaMethod::fromSignal(&KWindowSystem::strutChanged)) { s_d->strutSignalConnected = true; } } // WARNING // you have to call s_d_func() again after calling this function if you want a valid pointer! void KWindowSystemPrivateX11::init(FilterInfo what) { NETEventFilter *const s_d = s_d_func(); if (what >= INFO_WINDOWS) { what = INFO_WINDOWS; } else { what = INFO_BASIC; } if (!s_d || s_d->what < what) { const bool wasCompositing = s_d ? s_d->compositingEnabled : false; MainThreadInstantiator instantiator(what); NETEventFilter *filter; if (instantiator.thread() == QCoreApplication::instance()->thread()) { filter = instantiator.createNETEventFilter(); } else { // the instantiator is not in the main app thread, which implies // we are being called in a thread that is not the main app thread // so we move the instantiator to the main app thread and invoke // the method with a blocking call instantiator.moveToThread(QCoreApplication::instance()->thread()); QMetaObject::invokeMethod(&instantiator, "createNETEventFilter", Qt::BlockingQueuedConnection, Q_RETURN_ARG(NETEventFilter *, filter)); } d.reset(filter); d->activate(); if (wasCompositing != s_d_func()->compositingEnabled) { emit KWindowSystem::self()->compositingChanged(s_d_func()->compositingEnabled); } } } QList KWindowSystemPrivateX11::windows() { init(INFO_BASIC); return s_d_func()->windows; } QList KWindowSystemPrivateX11::stackingOrder() { init(INFO_BASIC); return s_d_func()->stackingOrder; } int KWindowSystemPrivateX11::currentDesktop() { if (!QX11Info::connection()) { return 1; } if (mapViewport()) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); NETPoint p = s_d->desktopViewport(s_d->currentDesktop(true)); return viewportToDesktop(QPoint(p.x, p.y)); } NETEventFilter *const s_d = s_d_func(); if (s_d) { return s_d->currentDesktop(true); } NETRootInfo info(QX11Info::connection(), NET::CurrentDesktop); return info.currentDesktop(true); } int KWindowSystemPrivateX11::numberOfDesktops() { if (!QX11Info::connection()) { return 1; } if (mapViewport()) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); NETSize s = s_d->desktopGeometry(); return s.width / displayWidth() * s.height / displayHeight(); } NETEventFilter *const s_d = s_d_func(); if (s_d) { return s_d->numberOfDesktops(true); } NETRootInfo info(QX11Info::connection(), NET::NumberOfDesktops); return info.numberOfDesktops(true); } void KWindowSystemPrivateX11::setCurrentDesktop(int desktop) { if (mapViewport()) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); NETRootInfo info(QX11Info::connection(), NET::Properties()); QPoint pos = desktopToViewport(desktop, true); NETPoint p; p.x = pos.x(); p.y = pos.y(); info.setDesktopViewport(s_d->currentDesktop(true), p); return; } NETRootInfo info(QX11Info::connection(), NET::Properties()); info.setCurrentDesktop(desktop, true); } void KWindowSystemPrivateX11::setOnAllDesktops(WId win, bool b) { if (mapViewport()) { if (b) { setState(win, NET::Sticky); } else { clearState(win, NET::Sticky); } return; } NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::WMDesktop, NET::Properties2()); if (b) { info.setDesktop(NETWinInfo::OnAllDesktops, true); } else if (info.desktop(true) == NETWinInfo::OnAllDesktops) { NETRootInfo rinfo(QX11Info::connection(), NET::CurrentDesktop); info.setDesktop(rinfo.currentDesktop(true), true); } } void KWindowSystemPrivateX11::setOnDesktop(WId win, int desktop) { if (mapViewport()) { if (desktop == NET::OnAllDesktops) { return setOnAllDesktops(win, true); } else { clearState(win, NET::Sticky); } init(INFO_BASIC); QPoint p = desktopToViewport(desktop, false); Window dummy; int x, y; unsigned int w, h, b, dp; XGetGeometry(QX11Info::display(), win, &dummy, &x, &y, &w, &h, &b, &dp); // get global position XTranslateCoordinates(QX11Info::display(), win, QX11Info::appRootWindow(), 0, 0, &x, &y, &dummy); x += w / 2; // center y += h / 2; // transform to coordinates on the current "desktop" x = x % displayWidth(); y = y % displayHeight(); if (x < 0) { x = x + displayWidth(); } if (y < 0) { y = y + displayHeight(); } x += p.x(); // move to given "desktop" y += p.y(); x -= w / 2; // from center back to topleft y -= h / 2; p = constrainViewportRelativePosition(QPoint(x, y)); int flags = (NET::FromTool << 12) | (0x03 << 8) | 10; // from tool(?), x/y, static gravity NETEventFilter *const s_d = s_d_func(); s_d->moveResizeWindowRequest(win, flags, p.x(), p.y(), w, h); return; } NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::WMDesktop, NET::Properties2()); info.setDesktop(desktop, true); } void KWindowSystemPrivateX11::setOnActivities(WId win, const QStringList &activities) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::Properties(), NET::WM2Activities); info.setActivities(activities.join(QLatin1Char(',')).toLatin1().constData()); } WId KWindowSystemPrivateX11::activeWindow() { NETEventFilter *const s_d = s_d_func(); if (s_d) { return s_d->activeWindow(); } NETRootInfo info(QX11Info::connection(), NET::ActiveWindow); return info.activeWindow(); } void KWindowSystemPrivateX11::activateWindow(WId win, long time) { NETRootInfo info(QX11Info::connection(), NET::Properties()); if (time == 0) { time = QX11Info::appUserTime(); } info.setActiveWindow(win, NET::FromApplication, time, QGuiApplication::focusWindow() ? QGuiApplication::focusWindow()->winId() : 0); } void KWindowSystemPrivateX11::forceActiveWindow(WId win, long time) { NETRootInfo info(QX11Info::connection(), NET::Properties()); if (time == 0) { time = QX11Info::appTime(); } info.setActiveWindow(win, NET::FromTool, time, 0); } void KWindowSystemPrivateX11::demandAttention(WId win, bool set) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::WMState, NET::Properties2()); info.setState(set ? NET::DemandsAttention : NET::States(), NET::DemandsAttention); } #ifndef KWINDOWSYSTEM_NO_DEPRECATED WId KWindowSystemPrivateX11::transientFor(WId win) { KWindowInfo info(win, NET::Properties(), NET::WM2TransientFor); return info.transientFor(); } #endif #ifndef KWINDOWSYSTEM_NO_DEPRECATED WId KWindowSystemPrivateX11::groupLeader(WId win) { KWindowInfo info(win, NET::Properties(), NET::WM2GroupLeader); return info.groupLeader(); } #endif QPixmap KWindowSystemPrivateX11::icon(WId win, int width, int height, bool scale, int flags) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::WMIcon, NET::WM2WindowClass | NET::WM2IconPixmap); return iconFromNetWinInfo(width, height, scale, flags, &info); } QPixmap KWindowSystemPrivateX11::iconFromNetWinInfo(int width, int height, bool scale, int flags, NETWinInfo *info) { QPixmap result; if (!info) { return result; } if (flags & KWindowSystem::NETWM) { NETIcon ni = info->icon(width, height); if (ni.data && ni.size.width > 0 && ni.size.height > 0) { QImage img((uchar *) ni.data, (int) ni.size.width, (int) ni.size.height, QImage::Format_ARGB32); if (scale && width > 0 && height > 0 && img.size() != QSize(width, height) && !img.isNull()) { img = img.scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation); } if (!img.isNull()) { result = QPixmap::fromImage(img); } return result; } } if (flags & KWindowSystem::WMHints) { xcb_pixmap_t p = info->icccmIconPixmap(); xcb_pixmap_t p_mask = info->icccmIconPixmapMask(); if (p != XCB_PIXMAP_NONE) { QPixmap pm = KXUtils::createPixmapFromHandle(info->xcbConnection(), p, p_mask); if (scale && width > 0 && height > 0 && !pm.isNull() && (pm.width() != width || pm.height() != height)) { result = QPixmap::fromImage(pm.toImage().scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); } else { result = pm; } } } // Since width can be any arbitrary size, but the icons cannot, // take the nearest value for best results (ignoring 22 pixel // icons as they don't exist for apps): int iconWidth; if (width < 24) { iconWidth = 16; } else if (width < 40) { iconWidth = 32; } else if (width < 56) { iconWidth = 48; } else if (width < 96) { iconWidth = 64; } else if (width < 192) { iconWidth = 128; } else { iconWidth = 256; } if (flags & KWindowSystem::ClassHint) { // Try to load the icon from the classhint if the app didn't specify // its own: if (result.isNull()) { const QIcon icon = QIcon::fromTheme(QString::fromUtf8(info->windowClassClass()).toLower()); const QPixmap pm = icon.isNull() ? QPixmap() : icon.pixmap(iconWidth, iconWidth); if (scale && !pm.isNull()) { result = QPixmap::fromImage(pm.toImage().scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); } else { result = pm; } } } if (flags & KWindowSystem::XApp) { // If the icon is still a null pixmap, load the icon for X applications // as a last resort: if (result.isNull()) { const QIcon icon = QIcon::fromTheme(QLatin1String("xorg")); const QPixmap pm = icon.isNull() ? QPixmap() : icon.pixmap(iconWidth, iconWidth); if (scale && !pm.isNull()) { result = QPixmap::fromImage(pm.toImage().scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); } else { result = pm; } } } return result; } void KWindowSystemPrivateX11::setIcons(WId win, const QPixmap &icon, const QPixmap &miniIcon) { if (icon.isNull()) { return; } NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::Properties(), NET::Properties2()); QImage img = icon.toImage().convertToFormat(QImage::Format_ARGB32); NETIcon ni; ni.size.width = img.size().width(); ni.size.height = img.size().height(); ni.data = (unsigned char *) img.bits(); info.setIcon(ni, true); if (miniIcon.isNull()) { return; } img = miniIcon.toImage().convertToFormat(QImage::Format_ARGB32); if (img.isNull()) { return; } ni.size.width = img.size().width(); ni.size.height = img.size().height(); ni.data = (unsigned char *) img.bits(); info.setIcon(ni, false); } void KWindowSystemPrivateX11::setType(WId win, NET::WindowType windowType) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::Properties(), NET::Properties2()); info.setWindowType(windowType); } void KWindowSystemPrivateX11::setState(WId win, NET::States state) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::WMState, NET::Properties2()); info.setState(state, state); } void KWindowSystemPrivateX11::clearState(WId win, NET::States state) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::WMState, NET::Properties2()); info.setState(NET::States(), state); } // enum values for ICCCM 4.1.2.4 and 4.1.4, defined to not depend on xcb-icccm enum { _ICCCM_WM_STATE_WITHDRAWN = 0, _ICCCM_WM_STATE_NORMAL = 1, _ICCCM_WM_STATE_ICONIC = 3 }; void KWindowSystemPrivateX11::minimizeWindow(WId win) { create_atoms(); // as described in ICCCM 4.1.4 xcb_client_message_event_t ev; memset(&ev, 0, sizeof(ev)); ev.response_type = XCB_CLIENT_MESSAGE; ev.window = win; ev.type = _wm_change_state; ev.format = 32; ev.data.data32[0] = _ICCCM_WM_STATE_ICONIC; ev.data.data32[1] = 0; ev.data.data32[2] = 0; ev.data.data32[3] = 0; ev.data.data32[4] = 0; xcb_send_event(QX11Info::connection(), false, QX11Info::appRootWindow(), XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT, reinterpret_cast(&ev)); } void KWindowSystemPrivateX11::unminimizeWindow(WId win) { xcb_map_window(QX11Info::connection(), win); } void KWindowSystemPrivateX11::raiseWindow(WId win) { NETRootInfo info(QX11Info::connection(), NET::Supported); if (info.isSupported(NET::WM2RestackWindow)) { info.restackRequest(win, NET::FromTool, XCB_WINDOW_NONE, XCB_STACK_MODE_ABOVE, QX11Info::appUserTime()); } else { const uint32_t values[] = { XCB_STACK_MODE_ABOVE }; xcb_configure_window(QX11Info::connection(), win, XCB_CONFIG_WINDOW_STACK_MODE, values); } } void KWindowSystemPrivateX11::lowerWindow(WId win) { NETRootInfo info(QX11Info::connection(), NET::Supported); if (info.isSupported(NET::WM2RestackWindow)) { info.restackRequest(win, NET::FromTool, XCB_WINDOW_NONE, XCB_STACK_MODE_BELOW, QX11Info::appUserTime()); } else { const uint32_t values[] = { XCB_STACK_MODE_BELOW }; xcb_configure_window(QX11Info::connection(), win, XCB_CONFIG_WINDOW_STACK_MODE, values); } } bool KWindowSystemPrivateX11::compositingActive() { init(INFO_BASIC); if (s_d_func()->haveXfixes) { return s_d_func()->compositingEnabled; } else { create_atoms(); return XGetSelectionOwner(QX11Info::display(), net_wm_cm); } } QRect KWindowSystemPrivateX11::workArea(int desktop) { init(INFO_BASIC); int desk = (desktop > 0 && desktop <= (int) s_d_func()->numberOfDesktops()) ? desktop : currentDesktop(); if (desk <= 0) { return displayGeometry(); } NETRect r = s_d_func()->workArea(desk); if (r.size.width <= 0 || r.size.height <= 0) { // not set return displayGeometry(); } return QRect(r.pos.x, r.pos.y, r.size.width, r.size.height); } QRect KWindowSystemPrivateX11::workArea(const QList &exclude, int desktop) { init(INFO_WINDOWS); // invalidates s_d_func's return value NETEventFilter *const s_d = s_d_func(); QRect all = displayGeometry(); QRect a = all; if (desktop == -1) { desktop = s_d->currentDesktop(); } QList::ConstIterator it1; for (it1 = s_d->windows.constBegin(); it1 != s_d->windows.constEnd(); ++it1) { if (exclude.contains(*it1)) { continue; } // Kicker (very) extensively calls this function, causing hundreds of roundtrips just // to repeatedly find out struts of all windows. Therefore strut values for strut // windows are cached here. NETStrut strut; auto it2 = s_d->strutWindows.begin(); for (; it2 != s_d->strutWindows.end(); ++it2) if ((*it2).window == *it1) { break; } if (it2 != s_d->strutWindows.end()) { if (!((*it2).desktop == desktop || (*it2).desktop == NETWinInfo::OnAllDesktops)) { continue; } strut = (*it2).strut; } else if (s_d->possibleStrutWindows.contains(*it1)) { NETWinInfo info(QX11Info::connection(), (*it1), QX11Info::appRootWindow(), NET::WMStrut | NET::WMDesktop, NET::Properties2()); strut = info.strut(); s_d->possibleStrutWindows.removeAll(*it1); s_d->strutWindows.append(NETEventFilter::StrutData(*it1, info.strut(), info.desktop())); if (!(info.desktop() == desktop || info.desktop() == NETWinInfo::OnAllDesktops)) { continue; } } else { continue; // not a strut window } QRect r = all; if (strut.left > 0) { r.setLeft(r.left() + (int) strut.left); } if (strut.top > 0) { r.setTop(r.top() + (int) strut.top); } if (strut.right > 0) { r.setRight(r.right() - (int) strut.right); } if (strut.bottom > 0) { r.setBottom(r.bottom() - (int) strut.bottom); } a = a.intersected(r); } return a; } QString KWindowSystemPrivateX11::desktopName(int desktop) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); bool isDesktopSane = (desktop > 0 && desktop <= (int) s_d->numberOfDesktops()); const char *name = s_d->desktopName(isDesktopSane ? desktop : currentDesktop()); if (name && name[0]) { return QString::fromUtf8(name); } return KWindowSystem::tr("Desktop %1").arg(desktop); } void KWindowSystemPrivateX11::setDesktopName(int desktop, const QString &name) { NETEventFilter *const s_d = s_d_func(); if (desktop <= 0 || desktop > (int) numberOfDesktops()) { desktop = currentDesktop(); } if (s_d) { s_d->setDesktopName(desktop, name.toUtf8().constData()); return; } NETRootInfo info(QX11Info::connection(), NET::Properties()); info.setDesktopName(desktop, name.toUtf8().constData()); } bool KWindowSystemPrivateX11::showingDesktop() { init(INFO_BASIC); return s_d_func()->showingDesktop(); } void KWindowSystemPrivateX11::setShowingDesktop(bool showing) { NETRootInfo info(QX11Info::connection(), NET::Properties(), NET::WM2ShowingDesktop); info.setShowingDesktop(showing); } void KWindowSystemPrivateX11::setUserTime(WId win, long time) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::Properties(), NET::Properties2()); info.setUserTime(time); } void KWindowSystemPrivateX11::setExtendedStrut(WId win, int left_width, int left_start, int left_end, int right_width, int right_start, int right_end, int top_width, int top_start, int top_end, int bottom_width, int bottom_start, int bottom_end) { NETWinInfo info(QX11Info::connection(), win, QX11Info::appRootWindow(), NET::Properties(), NET::Properties2()); NETExtendedStrut strut; strut.left_width = left_width; strut.right_width = right_width; strut.top_width = top_width; strut.bottom_width = bottom_width; strut.left_start = left_start; strut.left_end = left_end; strut.right_start = right_start; strut.right_end = right_end; strut.top_start = top_start; strut.top_end = top_end; strut.bottom_start = bottom_start; strut.bottom_end = bottom_end; info.setExtendedStrut(strut); NETStrut oldstrut; oldstrut.left = left_width; oldstrut.right = right_width; oldstrut.top = top_width; oldstrut.bottom = bottom_width; info.setStrut(oldstrut); } void KWindowSystemPrivateX11::setStrut(WId win, int left, int right, int top, int bottom) { int w = displayWidth(); int h = displayHeight(); setExtendedStrut(win, left, 0, left != 0 ? w : 0, right, 0, right != 0 ? w : 0, top, 0, top != 0 ? h : 0, bottom, 0, bottom != 0 ? h : 0); } bool KWindowSystemPrivateX11::icccmCompliantMappingState() { static enum { noidea, yes, no } wm_is_1_2_compliant = noidea; if (wm_is_1_2_compliant == noidea) { NETRootInfo info(QX11Info::connection(), NET::Supported); wm_is_1_2_compliant = info.isSupported(NET::Hidden) ? yes : no; } return wm_is_1_2_compliant == yes; } bool KWindowSystemPrivateX11::allowedActionsSupported() { static enum { noidea, yes, no } wm_supports_allowed_actions = noidea; if (wm_supports_allowed_actions == noidea) { NETRootInfo info(QX11Info::connection(), NET::Supported); wm_supports_allowed_actions = info.isSupported(NET::WM2AllowedActions) ? yes : no; } return wm_supports_allowed_actions == yes; } QString KWindowSystemPrivateX11::readNameProperty(WId win, unsigned long atom) { XTextProperty tp; char **text = nullptr; int count; QString result; if (XGetTextProperty(QX11Info::display(), win, &tp, atom) != 0 && tp.value != nullptr) { create_atoms(); if (tp.encoding == kwm_utf8_string) { result = QString::fromUtf8((const char *) tp.value); } else if (XmbTextPropertyToTextList(QX11Info::display(), &tp, &text, &count) == Success && text != nullptr && count > 0) { result = QString::fromLocal8Bit(text[0]); } else if (tp.encoding == XA_STRING) { result = QString::fromLocal8Bit((const char *) tp.value); } if (text != nullptr) { XFreeStringList(text); } XFree(tp.value); } return result; } void KWindowSystemPrivateX11::allowExternalProcessWindowActivation(int pid) { // Normally supported by X11, but may depend on some window managers ? Q_UNUSED(pid) } void KWindowSystemPrivateX11::setBlockingCompositing(WId window, bool active) { NETWinInfo info(QX11Info::connection(), window, QX11Info::appRootWindow(), NET::Properties(), NET::Properties2()); info.setBlockingCompositing(active); } bool KWindowSystemPrivateX11::mapViewport() { NETEventFilter *const s_d = s_d_func(); if (s_d) { return s_d->mapViewport(); } // avoid creating KWindowSystemPrivate NETRootInfo infos(QX11Info::connection(), NET::Supported); if (!infos.isSupported(NET::DesktopViewport)) { return false; } NETRootInfo info(QX11Info::connection(), NET::NumberOfDesktops | NET::CurrentDesktop | NET::DesktopGeometry); if (info.numberOfDesktops(true) <= 1 && (info.desktopGeometry().width > displayWidth() || info.desktopGeometry().height > displayHeight())) { return true; } return false; } int KWindowSystemPrivateX11::viewportToDesktop(const QPoint &p) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); NETSize s = s_d->desktopGeometry(); QSize vs(displayWidth(), displayHeight()); int xs = s.width / vs.width(); int x = p.x() < 0 ? 0 : p.x() >= s.width ? xs - 1 : p.x() / vs.width(); int ys = s.height / vs.height(); int y = p.y() < 0 ? 0 : p.y() >= s.height ? ys - 1 : p.y() / vs.height(); return y * xs + x + 1; } int KWindowSystemPrivateX11::viewportWindowToDesktop(const QRect &r) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); QPoint p = r.center(); // make absolute p = QPoint(p.x() + s_d->desktopViewport(s_d->currentDesktop(true)).x, p.y() + s_d->desktopViewport(s_d->currentDesktop(true)).y); NETSize s = s_d->desktopGeometry(); QSize vs(displayWidth(), displayHeight()); int xs = s.width / vs.width(); int x = p.x() < 0 ? 0 : p.x() >= s.width ? xs - 1 : p.x() / vs.width(); int ys = s.height / vs.height(); int y = p.y() < 0 ? 0 : p.y() >= s.height ? ys - 1 : p.y() / vs.height(); return y * xs + x + 1; } QPoint KWindowSystemPrivateX11::desktopToViewport(int desktop, bool absolute) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); NETSize s = s_d->desktopGeometry(); QSize vs(displayWidth(), displayHeight()); int xs = s.width / vs.width(); int ys = s.height / vs.height(); if (desktop <= 0 || desktop > xs * ys) { return QPoint(0, 0); } --desktop; QPoint ret(vs.width() * (desktop % xs), vs.height() * (desktop / xs)); if (!absolute) { ret = QPoint(ret.x() - s_d->desktopViewport(s_d->currentDesktop(true)).x, ret.y() - s_d->desktopViewport(s_d->currentDesktop(true)).y); if (ret.x() >= s.width) { ret.setX(ret.x() - s.width); } if (ret.x() < 0) { ret.setX(ret.x() + s.width); } if (ret.y() >= s.height) { ret.setY(ret.y() - s.height); } if (ret.y() < 0) { ret.setY(ret.y() + s.height); } } return ret; } QPoint KWindowSystemPrivateX11::constrainViewportRelativePosition(const QPoint &pos) { init(INFO_BASIC); NETEventFilter *const s_d = s_d_func(); NETSize s = s_d->desktopGeometry(); NETPoint c = s_d->desktopViewport(s_d->currentDesktop(true)); int x = (pos.x() + c.x) % s.width; int y = (pos.y() + c.y) % s.height; if (x < 0) { x += s.width; } if (y < 0) { y += s.height; } return QPoint(x - c.x, y - c.y); } #include "moc_kwindowsystem_p_x11.cpp" diff --git a/src/platforms/xcb/netwm.h b/src/platforms/xcb/netwm.h index 5598ec5..55012d6 100644 --- a/src/platforms/xcb/netwm.h +++ b/src/platforms/xcb/netwm.h @@ -1,1678 +1,1675 @@ /* Copyright (c) 2000 Troll Tech AS Copyright (c) 2003 Lubos Lunak Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef netwm_h #define netwm_h #include #include #include #if KWINDOWSYSTEM_HAVE_X11 #include +#include #include "netwm_def.h" -#ifndef KWINDOWSYSTEM_NO_QWIDGET -#include -#endif - #define KDE_ALL_ACTIVITIES_UUID "00000000-0000-0000-0000-000000000000" // forward declaration struct NETRootInfoPrivate; struct NETWinInfoPrivate; template class NETRArray; /** Common API for root window properties/protocols. The NETRootInfo class provides a common API for clients and window managers to set/read/change properties on the root window as defined by the NET Window Manager Specification.. @author Bradley T. Hughes @see NET @see NETWinInfo **/ class KWINDOWSYSTEM_EXPORT NETRootInfo : public NET { public: /** Indexes for the properties array. **/ // update also NETRootInfoPrivate::properties[] size when extending this enum { PROTOCOLS, WINDOW_TYPES, STATES, PROTOCOLS2, ACTIONS, PROPERTIES_SIZE }; /** Window Managers should use this constructor to create a NETRootInfo object, which will be used to set/update information stored on the rootWindow. The application role is automatically set to WindowManager when using this constructor. @param connection XCB connection @param supportWindow The Window id of the supportWindow. The supportWindow must be created by the window manager as a child of the rootWindow. The supportWindow must not be destroyed until the Window Manager exits. @param wmName A string which should be the window manager's name (ie. "KWin" or "Blackbox"). @param properties The properties the window manager supports @param windowTypes The window types the window manager supports @param states The states the window manager supports @param properties2 The properties2 the window manager supports @param actions The actions the window manager supports @param screen For Window Managers that support multiple screen (ie. "multiheaded") displays, the screen number may be explicitly defined. If this argument is omitted, the default screen will be used. @param doActivate true to activate the window **/ NETRootInfo(xcb_connection_t *connection, xcb_window_t supportWindow, const char *wmName, NET::Properties properties, NET::WindowTypes windowTypes, NET::States states, NET::Properties2 properties2, NET::Actions actions, int screen = -1, bool doActivate = true); /** Clients should use this constructor to create a NETRootInfo object, which will be used to query information set on the root window. The application role is automatically set to Client when using this constructor. @param connection XCB connection @param properties The properties the client is interested in. @param properties2 The properties2 the client is interested in. @param properties_size The number of elements in the properties array. @param screen For Clients that support multiple screen (ie. "multiheaded") displays, the screen number may be explicitly defined. If this argument is omitted, the default screen will be used. @param doActivate true to call activate() to do an initial data read/update of the query information. **/ NETRootInfo(xcb_connection_t *connection, NET::Properties properties, NET::Properties2 properties2 = NET::Properties2(), int screen = -1, bool doActivate = true); /** Creates a shared copy of the specified NETRootInfo object. @param rootinfo the NETRootInfo object to copy **/ NETRootInfo(const NETRootInfo &rootinfo); /** Destroys the NETRootInfo object. **/ virtual ~NETRootInfo(); /** Returns the xcb connection used. @return the XCB connection **/ xcb_connection_t *xcbConnection() const; /** Returns the Window id of the rootWindow. @return the id of the root window **/ xcb_window_t rootWindow() const; /** Returns the Window id of the supportWindow. @return the id of the support window **/ xcb_window_t supportWindow() const; /** Returns the name of the Window Manager. @return the name of the window manager **/ const char *wmName() const; /** Sets the given property if on is true, and clears the property otherwise. In WindowManager mode this function updates _NET_SUPPORTED. In Client mode this function does nothing. @since 4.4 **/ void setSupported(NET::Property property, bool on = true); /** @overload @since 4.4 **/ void setSupported(NET::Property2 property, bool on = true); /** @overload @since 4.4 **/ void setSupported(NET::WindowTypeMask property, bool on = true); /** @overload @since 4.4 **/ void setSupported(NET::State property, bool on = true); /** @overload @since 4.4 **/ void setSupported(NET::Action property, bool on = true); /** Returns true if the given property is supported by the window manager. Note that for Client mode, NET::Supported needs to be passed in the properties argument for this to work. **/ bool isSupported(NET::Property property) const; /** @overload **/ bool isSupported(NET::Property2 property) const; /** @overload **/ bool isSupported(NET::WindowTypeMask type) const; /** @overload **/ bool isSupported(NET::State state) const; /** @overload **/ bool isSupported(NET::Action action) const; /** In the Window Manager mode, this is equivalent to the properties argument passed to the constructor. In the Client mode, if NET::Supported was passed in the properties argument, the returned value are all properties supported by the Window Manager. Other supported protocols and properties are returned by the specific methods. @see supportedProperties2() @see supportedStates() @see supportedWindowTypes() @see supportedActions() **/ NET::Properties supportedProperties() const; /** * In the Window Manager mode, this is equivalent to the properties2 * argument passed to the constructor. In the Client mode, if * NET::Supported was passed in the properties argument, the returned * value are all properties2 supported by the Window Manager. Other supported * protocols and properties are returned by the specific methods. * @see supportedProperties() * @see supportedStates() * @see supportedWindowTypes() * @see supportedActions() * @since 5.0 **/ NET::Properties2 supportedProperties2() const; /** * In the Window Manager mode, this is equivalent to the states * argument passed to the constructor. In the Client mode, if * NET::Supported was passed in the properties argument, the returned * value are all states supported by the Window Manager. Other supported * protocols and properties are returned by the specific methods. * @see supportedProperties() @see supportedProperties2() * @see supportedWindowTypes() * @see supportedActions() * @since 5.0 **/ NET::States supportedStates() const; /** * In the Window Manager mode, this is equivalent to the windowTypes * argument passed to the constructor. In the Client mode, if * NET::Supported was passed in the properties argument, the returned * value are all window types supported by the Window Manager. Other supported * protocols and properties are returned by the specific methods. * @see supportedProperties() @see supportedProperties2() * @see supportedStates() * @see supportedActions() * @since 5.0 **/ NET::WindowTypes supportedWindowTypes() const; /** * In the Window Manager mode, this is equivalent to the actions * argument passed to the constructor. In the Client mode, if * NET::Supported was passed in the properties argument, the returned * value are all actions supported by the Window Manager. Other supported * protocols and properties are returned by the specific methods. * @see supportedProperties() @see supportedProperties2() * @see supportedStates() * @see supportedWindowTypes() * @since 5.0 **/ NET::Actions supportedActions() const; /** * @returns the properties argument passed to the constructor. * @see passedProperties2() * @see passedStates() * @see passedWindowTypes() * @see passedActions() **/ NET::Properties passedProperties() const; /** * @returns the properties2 argument passed to the constructor. * @see passedProperties() * @see passedStates() * @see passedWindowTypes() * @see passedActions() * @since 5.0 **/ NET::Properties2 passedProperties2() const; /** * @returns the states argument passed to the constructor. * @see passedProperties() * @see passedProperties2() * @see passedWindowTypes() * @see passedActions() * @since 5.0 **/ NET::States passedStates() const; /** * @returns the windowTypes argument passed to the constructor. * @see passedProperties() * @see passedProperties2() * @see passedStates() * @see passedActions() * @since 5.0 **/ NET::WindowTypes passedWindowTypes() const; /** * @returns the actions argument passed to the constructor. * @see passedProperties() * @see passedProperties2() * @see passedStates() * @see passedWindowTypes() * @since 5.0 **/ NET::Actions passedActions() const; /** Returns an array of Window id's, which contain all managed windows. @return the array of Window id's @see clientListCount() **/ const xcb_window_t *clientList() const; /** Returns the number of managed windows in clientList array. @return the number of managed windows in the clientList array @see clientList() **/ int clientListCount() const; /** Returns an array of Window id's, which contain all managed windows in stacking order. @return the array of Window id's in stacking order @see clientListStackingCount() **/ const xcb_window_t *clientListStacking() const; /** Returns the number of managed windows in the clientListStacking array. @return the number of Window id's in the client list @see clientListStacking() **/ int clientListStackingCount() const; /** Returns the desktop geometry size. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. You should use calls for virtual desktops, viewport is mapped to them if needed. @return the size of the desktop **/ NETSize desktopGeometry() const; /** Returns the viewport of the specified desktop. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. You should use calls for virtual desktops, viewport is mapped to them if needed. @param desktop the number of the desktop @return the position of the desktop's viewport **/ NETPoint desktopViewport(int desktop) const; /** Returns the workArea for the specified desktop. @param desktop the number of the desktop @return the size of the work area **/ NETRect workArea(int desktop) const; /** Returns the name for the specified desktop. @param desktop the number of the desktop @return the name of the desktop **/ const char *desktopName(int desktop) const; /** Returns an array of Window id's, which contain the virtual root windows. @return the array of Window id's @see virtualRootsCount() **/ const xcb_window_t *virtualRoots() const; /** Returns the number of window in the virtualRoots array. @return the number of Window id's in the virtual root array @see virtualRoots() **/ int virtualRootsCount() const; /** Returns the desktop layout orientation. **/ NET::Orientation desktopLayoutOrientation() const; /** Returns the desktop layout number of columns and rows. Note that either may be 0 (see _NET_DESKTOP_LAYOUT). **/ QSize desktopLayoutColumnsRows() const; /** Returns the desktop layout starting corner. **/ NET::DesktopLayoutCorner desktopLayoutCorner() const; /** Returns the number of desktops. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. They are however mapped to virtual desktops if needed. @param ignore_viewport if false, viewport is mapped to virtual desktops @return the number of desktops **/ int numberOfDesktops(bool ignore_viewport = false) const; /** Returns the current desktop. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. They are however mapped to virtual desktops if needed. @param ignore_viewport if false, viewport is mapped to virtual desktops @return the number of the current desktop **/ int currentDesktop(bool ignore_viewport = false) const; /** Returns the active (focused) window. @return the id of the active window **/ xcb_window_t activeWindow() const; /** Window Managers must call this after creating the NETRootInfo object, and before using any other method in the class. This method sets initial data on the root window and does other post-construction duties. Clients must also call this after creating the object to do an initial data read/update. **/ void activate(); /** Sets the list of managed windows on the Root/Desktop window. @param windows The array of Window id's @param count The number of windows in the array **/ void setClientList(const xcb_window_t *windows, unsigned int count); /** Sets the list of managed windows in stacking order on the Root/Desktop window. @param windows The array of Window id's @param count The number of windows in the array. **/ void setClientListStacking(const xcb_window_t *windows, unsigned int count); /** Sets the current desktop to the specified desktop. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. It is however mapped to virtual desktops if needed. @param desktop the number of the desktop @param ignore_viewport if false, viewport is mapped to virtual desktops **/ void setCurrentDesktop(int desktop, bool ignore_viewport = false); /** Sets the desktop geometry to the specified geometry. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. You should use calls for virtual desktops, viewport is mapped to them if needed. @param geometry the new size of the desktop **/ void setDesktopGeometry(const NETSize &geometry); /** Sets the viewport for the current desktop to the specified point. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. You should use calls for virtual desktops, viewport is mapped to them if needed. @param desktop the number of the desktop @param viewport the new position of the desktop's viewport **/ void setDesktopViewport(int desktop, const NETPoint &viewport); /** Sets the number of desktops to the specified number. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. Viewport is mapped to virtual desktops if needed, but not for this call. @param numberOfDesktops the number of desktops **/ void setNumberOfDesktops(int numberOfDesktops); /** Sets the name of the specified desktop. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. Viewport is mapped to virtual desktops if needed, but not for this call. @param desktop the number of the desktop @param desktopName the new name of the desktop **/ void setDesktopName(int desktop, const char *desktopName); /** Requests that the specified window becomes the active (focused) one. @param window the id of the new active window @param src whether the request comes from normal application or from a pager or similar tool @param timestamp X server timestamp of the user action that caused the request @param active_window active window of the requesting application, if any **/ void setActiveWindow(xcb_window_t window, NET::RequestSource src, xcb_timestamp_t timestamp, xcb_window_t active_window); /** Sets the active (focused) window the specified window. This should be used only in the window manager mode. @param window the if of the new active window **/ void setActiveWindow(xcb_window_t window); /** Sets the workarea for the specified desktop @param desktop the number of the desktop @param workArea the new work area of the desktop **/ void setWorkArea(int desktop, const NETRect &workArea); /** Sets the list of virtual root windows on the root window. @param windows The array of Window id's @param count The number of windows in the array. **/ void setVirtualRoots(const xcb_window_t *windows, unsigned int count); /** Sets the desktop layout. This is set by the pager. When setting, the pager must own the _NET_DESKTOP_LAYOUT_Sn manager selection. See _NET_DESKTOP_LAYOUT for details. **/ void setDesktopLayout(NET::Orientation orientation, int columns, int rows, NET::DesktopLayoutCorner corner); /** * Sets the _NET_SHOWING_DESKTOP status (whether desktop is being shown). */ void setShowingDesktop(bool showing); /** * Returns the status of _NET_SHOWING_DESKTOP. */ bool showingDesktop() const; /** Assignment operator. Ensures that the shared data reference counts are correct. **/ const NETRootInfo &operator=(const NETRootInfo &rootinfo); /** Clients (such as pagers/taskbars) that wish to close a window should call this function. This will send a request to the Window Manager, which usually can usually decide how to react to such requests. @param window the id of the window to close **/ void closeWindowRequest(xcb_window_t window); /** Clients (such as pagers/taskbars) that wish to start a WMMoveResize (where the window manager controls the resize/movement, i.e. _NET_WM_MOVERESIZE) should call this function. This will send a request to the Window Manager. @param window The client window that would be resized/moved. @param x_root X position of the cursor relative to the root window. @param y_root Y position of the cursor relative to the root window. @param direction One of NET::Direction (see base class documentation for a description of the different directions). **/ void moveResizeRequest(xcb_window_t window, int x_root, int y_root, Direction direction); /** Clients (such as pagers/taskbars) that wish to move/resize a window using WM2MoveResizeWindow (_NET_MOVERESIZE_WINDOW) should call this function. This will send a request to the Window Manager. See _NET_MOVERESIZE_WINDOW description for details. @param window The client window that would be resized/moved. @param flags Flags specifying the operation (see _NET_MOVERESIZE_WINDOW description) @param x Requested X position for the window @param y Requested Y position for the window @param width Requested width for the window @param height Requested height for the window **/ void moveResizeWindowRequest(xcb_window_t window, int flags, int x, int y, int width, int height); /** Sends the _NET_RESTACK_WINDOW request. **/ void restackRequest(xcb_window_t window, RequestSource source, xcb_window_t above, int detail, xcb_timestamp_t timestamp); /** Sends a ping with the given timestamp to the window, using the _NET_WM_PING protocol. */ void sendPing(xcb_window_t window, xcb_timestamp_t timestamp); /** This function takes the passed XEvent and returns an OR'ed list of NETRootInfo properties that have changed in the properties argument. The new information will be read immediately by the class. The elements of the properties argument are as they would be passed to the constructor, if the array is not large enough, changed properties that don't fit in it won't be listed there (they'll be updated in the class though). @param event the event @param properties properties that changed @param properties_size size of the passed properties array @deprecated since 5.0 use event(xcb_generic_event_t*, NET::Properties*, NET::Properties2*) **/ #ifndef KWINDOWSYSTEM_NO_DEPRECATED KWINDOWSYSTEM_DEPRECATED void event(xcb_generic_event_t *event, unsigned long *properties, int properties_size); #endif /** * This function takes the passed xcb_generic_event_t and returns the updated properties in the passed in arguments. * * The new information will be read immediately by the class. It is possible to pass in a * null pointer in the arguments. In that case the passed in argument will obviously not * be updated, but the class will process the information nevertheless. * * @param event the event * @param properties The NET::Properties that changed * @param properties2 The NET::Properties2 that changed * @since 5.0 **/ void event(xcb_generic_event_t *event, NET::Properties *properties, NET::Properties2 *properties2 = nullptr); /** This function takes the passed XEvent and returns an OR'ed list of NETRootInfo properties that have changed. The new information will be read immediately by the class. This overloaded version returns only a single mask, and therefore cannot check state of all properties like the other variant. @param event the event @return the properties **/ NET::Properties event(xcb_generic_event_t *event); protected: /** A Client should subclass NETRootInfo and reimplement this function when it wants to know when a window has been added. @param window the id of the window to add **/ virtual void addClient(xcb_window_t window) { Q_UNUSED(window); } /** A Client should subclass NETRootInfo and reimplement this function when it wants to know when a window has been removed. @param window the id of the window to remove **/ virtual void removeClient(xcb_window_t window) { Q_UNUSED(window); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to change the number of desktops. @param numberOfDesktops the new number of desktops **/ virtual void changeNumberOfDesktops(int numberOfDesktops) { Q_UNUSED(numberOfDesktops); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to change the specified desktop geometry. @param desktop the number of the desktop @param geom the new size **/ virtual void changeDesktopGeometry(int desktop, const NETSize &geom) { Q_UNUSED(desktop); Q_UNUSED(geom); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to change the specified desktop viewport. @param desktop the number of the desktop @param viewport the new position of the viewport **/ virtual void changeDesktopViewport(int desktop, const NETPoint &viewport) { Q_UNUSED(desktop); Q_UNUSED(viewport); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to change the current desktop. @param desktop the number of the desktop **/ virtual void changeCurrentDesktop(int desktop) { Q_UNUSED(desktop); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to close a window. @param window the id of the window to close **/ virtual void closeWindow(xcb_window_t window) { Q_UNUSED(window); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to start a move/resize. @param window The window that wants to move/resize @param x_root X position of the cursor relative to the root window. @param y_root Y position of the cursor relative to the root window. @param direction One of NET::Direction (see base class documentation for a description of the different directions). **/ virtual void moveResize(xcb_window_t window, int x_root, int y_root, unsigned long direction) { Q_UNUSED(window); Q_UNUSED(x_root); Q_UNUSED(y_root); Q_UNUSED(direction); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to receive replies to the _NET_WM_PING protocol. @param window the window from which the reply came @param timestamp timestamp of the ping */ virtual void gotPing(xcb_window_t window, xcb_timestamp_t timestamp) { Q_UNUSED(window); Q_UNUSED(timestamp); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to change the active (focused) window. @param window the id of the window to activate @param src the source from which the request came @param timestamp the timestamp of the user action causing this request @param active_window active window of the requesting application, if any **/ virtual void changeActiveWindow(xcb_window_t window, NET::RequestSource src, xcb_timestamp_t timestamp, xcb_window_t active_window) { Q_UNUSED(window); Q_UNUSED(src); Q_UNUSED(timestamp); Q_UNUSED(active_window); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a pager made a request to move/resize a window. See _NET_MOVERESIZE_WINDOW for details. @param window the id of the window to more/resize @param flags Flags specifying the operation (see _NET_MOVERESIZE_WINDOW description) @param x Requested X position for the window @param y Requested Y position for the window @param width Requested width for the window @param height Requested height for the window **/ virtual void moveResizeWindow(xcb_window_t window, int flags, int x, int y, int width, int height) { Q_UNUSED(window); Q_UNUSED(flags); Q_UNUSED(x); Q_UNUSED(y); Q_UNUSED(width); Q_UNUSED(height); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a Client made a request to restack a window. See _NET_RESTACK_WINDOW for details. @param window the id of the window to restack @param source the source of the request @param above other window in the restack request @param detail restack detail @param timestamp the timestamp of the request **/ virtual void restackWindow(xcb_window_t window, RequestSource source, xcb_window_t above, int detail, xcb_timestamp_t timestamp) { Q_UNUSED(window); Q_UNUSED(source); Q_UNUSED(above); Q_UNUSED(detail); Q_UNUSED(timestamp); } /** A Window Manager should subclass NETRootInfo and reimplement this function when it wants to know when a pager made a request to change showing the desktop. See _NET_SHOWING_DESKTOP for details. @param showing whether to activate the showing desktop mode **/ virtual void changeShowingDesktop(bool showing) { Q_UNUSED(showing); } private: void update(NET::Properties properties, NET::Properties2 properties2); void setSupported(); void setDefaultProperties(); void updateSupportedProperties(xcb_atom_t atom); protected: /** Virtual hook, used to add new "virtual" functions while maintaining binary compatibility. Unused in this class. */ virtual void virtual_hook(int id, void *data); private: NETRootInfoPrivate *p; // krazy:exclude=dpointer (implicitly shared) }; /** Common API for application window properties/protocols. The NETWinInfo class provides a common API for clients and window managers to set/read/change properties on an application window as defined by the NET Window Manager Specification. @author Bradley T. Hughes @see NET @see NETRootInfo @see http://www.freedesktop.org/standards/wm-spec/ **/ class KWINDOWSYSTEM_EXPORT NETWinInfo : public NET { public: /** Indexes for the properties array. **/ // update also NETWinInfoPrivate::properties[] size when extending this enum { PROTOCOLS, PROTOCOLS2, PROPERTIES_SIZE }; /** Create a NETWinInfo object, which will be used to set/read/change information stored on an application window. @param connection XCB connection @param window The Window id of the application window. @param rootWindow The Window id of the root window. @param properties The NET::Properties flags @param properties2 The NET::Properties2 flags @param role Select the application role. If this argument is omitted, the role will default to Client. **/ NETWinInfo(xcb_connection_t *connection, xcb_window_t window, xcb_window_t rootWindow, NET::Properties properties, NET::Properties2 properties2, Role role = Client); /** This constructor differs from the above one only in the way it accepts the list of properties the client is interested in. @deprecated since 5.0 use above ctor **/ #ifndef KWINDOWSYSTEM_NO_DEPRECATED KWINDOWSYSTEM_DEPRECATED NETWinInfo(xcb_connection_t *connection, xcb_window_t window, xcb_window_t rootWindow, NET::Properties properties, Role role = Client); #endif /** Creates a shared copy of the specified NETWinInfo object. @param wininfo the NETWinInfo to copy **/ NETWinInfo(const NETWinInfo &wininfo); /** Destroys the NETWinInfo object. **/ virtual ~NETWinInfo(); /** Assignment operator. Ensures that the shared data reference counts are correct. **/ const NETWinInfo &operator=(const NETWinInfo &wintinfo); /** Returns the xcb connection used. @return the XCB connection **/ xcb_connection_t *xcbConnection() const; /** Returns true if the window has any window type set, even if the type itself is not known to this implementation. Presence of a window type as specified by the NETWM spec is considered as the window supporting this specification. @return true if the window has support for the NETWM spec **/ bool hasNETSupport() const; /** @returns the properties argument passed to the constructor. @see passedProperties2() **/ NET::Properties passedProperties() const; /** * @returns the properties2 argument passed to the constructor. * @see passedProperties() * @since 5.0 **/ NET::Properties2 passedProperties2() const; /** Returns the icon geometry. @return the geometry of the icon **/ NETRect iconGeometry() const; /** Returns the state of the window (see the NET base class documentation for a description of the various states). @return the state of the window **/ NET::States state() const; /** Returns the extended (partial) strut specified by this client. See _NET_WM_STRUT_PARTIAL in the spec. **/ NETExtendedStrut extendedStrut() const; /** @deprecated use strutPartial() Returns the strut specified by this client. @return the strut of the window **/ NETStrut strut() const; /** Returns the window type for this client (see the NET base class documentation for a description of the various window types). Since clients may specify several windows types for a window in order to support backwards compatibility and extensions not available in the NETWM spec, you should specify all window types you application supports (see the NET::WindowTypeMask mask values for various window types). This method will return the first window type that is listed in the supported types, or NET::Unknown if none of the window types is supported. @return the type of the window **/ WindowType windowType(WindowTypes supported_types) const; /** This function returns false if the window has not window type specified at all. Used by KWindowInfo::windowType() to return either NET::Normal or NET::Dialog as appropriate as a fallback. **/ bool hasWindowType() const; /** Returns the name of the window in UTF-8 format. @return the name of the window **/ const char *name() const; /** Returns the visible name as set by the window manager in UTF-8 format. @return the visible name of the window **/ const char *visibleName() const; /** Returns the iconic name of the window in UTF-8 format. Note that this has nothing to do with icons, but it's for "iconic" representations of the window (taskbars etc.), that should be shown when the window is in iconic state. See description of _NET_WM_ICON_NAME for details. @return the iconic name **/ const char *iconName() const; /** Returns the visible iconic name as set by the window manager in UTF-8 format. Note that this has nothing to do with icons, but it's for "iconic" representations of the window (taskbars etc.), that should be shown when the window is in iconic state. See description of _NET_WM_VISIBLE_ICON_NAME for details. @return the visible iconic name **/ const char *visibleIconName() const; /** Returns the desktop where the window is residing. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. It is however mapped to virtual desktops if needed. @param ignore_viewport if false, viewport is mapped to virtual desktops @return the number of the window's desktop @see OnAllDesktops() **/ int desktop(bool ignore_viewport = false) const; /** Returns the process id for the client window. @return the process id of the window **/ int pid() const; /** Returns whether or not this client handles icons. @return true if this client handles icons, false otherwise **/ bool handledIcons() const; /** Returns the mapping state for the window (see the NET base class documentation for a description of mapping state). @return the mapping state **/ MappingState mappingState() const; /** Set icons for the application window. If replace is True, then the specified icon is defined to be the only icon. If replace is False, then the specified icon is added to a list of icons. @param icon the new icon @param replace true to replace, false to append to the list of icons **/ void setIcon(NETIcon icon, bool replace = true); /** Set the icon geometry for the application window. @param geometry the new icon geometry **/ void setIconGeometry(NETRect geometry); /** Set the extended (partial) strut for the application window. @param extended_strut the new strut **/ void setExtendedStrut(const NETExtendedStrut &extended_strut); /** @deprecated use setExtendedStrut() Set the strut for the application window. @param strut the new strut **/ void setStrut(NETStrut strut); /** Set the state for the application window (see the NET base class documentation for a description of window state). @param state the name state @param mask the mask for the state **/ void setState(NET::States state, NET::States mask); /** Sets the window type for this client (see the NET base class documentation for a description of the various window types). @param type the window type **/ void setWindowType(WindowType type); /** Sets the name for the application window. @param name the new name of the window **/ void setName(const char *name); /** For Window Managers only: set the visible name ( i.e. xterm, xterm <2>, xterm <3>, ... ) @param visibleName the new visible name **/ void setVisibleName(const char *visibleName); /** Sets the iconic name for the application window. @param name the new iconic name **/ void setIconName(const char *name); /** For Window Managers only: set the visible iconic name ( i.e. xterm, xterm <2>, xterm <3>, ... ) @param name the new visible iconic name **/ void setVisibleIconName(const char *name); /** Set which window the desktop is (should be) on. NOTE: KDE uses virtual desktops and does not directly support viewport in any way. It is however mapped to virtual desktops if needed. @param desktop the number of the new desktop @param ignore_viewport if false, viewport is mapped to virtual desktops @see OnAllDesktops() **/ void setDesktop(int desktop, bool ignore_viewport = false); /** Set the application window's process id. @param pid the window's process id **/ void setPid(int pid); /** Set whether this application window handles icons. @param handled true if the window handles icons, false otherwise **/ void setHandledIcons(bool handled); /** Set the frame decoration strut, i.e. the width of the decoration borders. @param strut the new strut **/ void setFrameExtents(NETStrut strut); /** Returns the frame decoration strut, i.e. the width of the decoration borders. @since 4.3 **/ NETStrut frameExtents() const; /** Sets the window frame overlap strut, i.e. how far the window frame extends behind the client area on each side. Set the strut values to -1 if you want the window frame to cover the whole client area. The default values are 0. @since 4.4 **/ void setFrameOverlap(NETStrut strut); /** Returns the frame overlap strut, i.e. how far the window frame extends behind the client area on each side. @since 4.4 **/ NETStrut frameOverlap() const; /** Returns an icon. If width and height are passed, the icon returned will be the closest it can find (the next biggest). If width and height are omitted, then the largest icon in the list is returned. @param width the preferred width for the icon, -1 to ignore @param height the preferred height for the icon, -1 to ignore @return the icon **/ NETIcon icon(int width = -1, int height = -1) const; /** Returns a list of provided icon sizes. Each size is pair width,height, terminated with pair 0,0. @since 4.3 **/ const int *iconSizes() const; /** * Sets user timestamp @p time on the window (property _NET_WM_USER_TIME). * The timestamp is expressed as XServer time. If a window * is shown with user timestamp older than the time of the last * user action, it won't be activated after being shown, with the special * value 0 meaning not to activate the window after being shown. */ void setUserTime(xcb_timestamp_t time); /** * Returns the time of last user action on the window, or -1 if not set. */ xcb_timestamp_t userTime() const; /** * Sets the startup notification id @p id on the window. */ void setStartupId(const char *startup_id); /** * Returns the startup notification id of the window. */ const char *startupId() const; /** * Sets opacity (0 = transparent, 0xffffffff = opaque ) on the window. */ void setOpacity(unsigned long opacity); /** * Returns the opacity of the window. */ unsigned long opacity() const; /** * Sets actions that the window manager allows for the window. */ void setAllowedActions(NET::Actions actions); /** * Returns actions that the window manager allows for the window. */ NET::Actions allowedActions() const; /** * Returns the WM_TRANSIENT_FOR property for the window, i.e. the mainwindow * for this window. */ xcb_window_t transientFor() const; /** * Returns the leader window for the group the window is in, if any. */ xcb_window_t groupLeader() const; /** * Returns whether the UrgencyHint is set in the WM_HINTS.flags. * See ICCCM 4.1.2.4. * * @since 5.3 **/ bool urgency() const; /** * Returns whether the Input flag is set in WM_HINTS. * See ICCCM 4.1.2.4 and 4.1.7. * * The default value is @c true in case the Client is mapped without a WM_HINTS property. * * @since 5.3 **/ bool input() const; /** * Returns the initial mapping state as set in WM_HINTS. * See ICCCM 4.1.2.4 and 4.1.4. * * The default value if @c Withdrawn in case the Client is mapped without * a WM_HINTS property or without the initial state hint set. * * @since 5.5 **/ MappingState initialMappingState() const; /** * Returns the icon pixmap as set in WM_HINTS. * See ICCCM 4.1.2.4. * * The default value is @c XCB_PIXMAP_NONE. * * Using the ICCCM variant for the icon is deprecated and only * offers a limited functionality compared to {@link icon}. * Only use this variant as a fallback. * * @see icccmIconPixmapMask * @see icon * @since 5.7 **/ xcb_pixmap_t icccmIconPixmap() const; /** * Returns the mask for the icon pixmap as set in WM_HINTS. * See ICCCM 4.1.2.4. * * The default value is @c XCB_PIXMAP_NONE. * * @see icccmIconPixmap * @since 5.7 **/ xcb_pixmap_t icccmIconPixmapMask() const; /** * Returns the class component of the window class for the window * (i.e. WM_CLASS property). */ const char *windowClassClass() const; /** * Returns the name component of the window class for the window * (i.e. WM_CLASS property). */ const char *windowClassName() const; /** * Returns the window role for the window (i.e. WM_WINDOW_ROLE property). */ const char *windowRole() const; /** * Returns the client machine for the window (i.e. WM_CLIENT_MACHINE property). */ const char *clientMachine() const; /** * returns a comma-separated list of the activities the window is associated with. * FIXME this might be better as a NETRArray ? * @since 4.6 */ const char *activities() const; /** * Sets the comma-separated list of activities the window is associated with. * @since 5.1 */ void setActivities(const char *activities); /** * Sets whether the client wishes to block compositing (for better performance) * @since 4.7 */ void setBlockingCompositing(bool active); /** * Returns whether the client wishes to block compositing (for better performance) * @since 4.7 */ bool isBlockingCompositing() const; /** Places the window frame geometry in frame, and the application window geometry in window. Both geometries are relative to the root window. @param frame the geometry for the frame @param window the geometry for the window **/ void kdeGeometry(NETRect &frame, NETRect &window); /** Sets the desired multiple-monitor topology (4 monitor indices indicating the top, bottom, left, and right edges of the window) when the fullscreen state is enabled. The indices are from the set returned by the Xinerama extension. See _NET_WM_FULLSCREEN_MONITORS for details. @param topology A struct that models the desired monitor topology, namely: top is the monitor whose top edge defines the top edge of the fullscreen window, bottom is the monitor whose bottom edge defines the bottom edge of the fullscreen window, left is the monitor whose left edge defines the left edge of the fullscreen window, and right is the monitor whose right edge defines the right edge of the fullscreen window. **/ void setFullscreenMonitors(NETFullscreenMonitors topology); /** Returns the desired fullscreen monitor topology for this client, should it be in fullscreen state. See _NET_WM_FULLSCREEN_MONITORS in the spec. **/ NETFullscreenMonitors fullscreenMonitors() const; /** This function takes the passed XEvent and returns an OR'ed list of NETWinInfo properties that have changed in the properties argument. The new information will be read immediately by the class. The elements of the properties argument are as they would be passed to the constructor, if the array is not large enough, changed properties that don't fit in it won't be listed there (they'll be updated in the class though). @param event the event @param properties properties that changed @param properties_size size of the passed properties array @deprecated since 5.0 use event(xcb_generic_event_t*, NET::Properties*, NET::Properties2*) **/ #ifndef KWINDOWSYSTEM_NO_DEPRECATED KWINDOWSYSTEM_DEPRECATED void event(xcb_generic_event_t *event, unsigned long *properties, int properties_size); #endif /** * This function takes the passed in xcb_generic_event_t and returns the updated properties * in the passed in arguments. * * The new information will be read immediately by the class. It is possible to pass in a * null pointer in the arguments. In that case the passed in * argument will obviously not be updated, but the class will process the information * nevertheless. * * @param event the event * @param properties The NET::Properties that changed * @param properties2 The NET::Properties2 that changed * @since 5.0 **/ void event(xcb_generic_event_t *event, NET::Properties *properties, NET::Properties2 *properties2 = nullptr); /** This function takes the pass XEvent and returns an OR'ed list of NETWinInfo properties that have changed. The new information will be read immediately by the class. This overloaded version returns only a single mask, and therefore cannot check state of all properties like the other variant. @param event the event @return the properties **/ NET::Properties event(xcb_generic_event_t *event); /** * @returns The window manager protocols this Client supports. * @since 5.3 **/ NET::Protocols protocols() const; /** * @returns @c true if the Client supports the @p protocol. * @param protocol The window manager protocol to test for * @since 5.3 **/ bool supportsProtocol(NET::Protocol protocol) const; /** * @returns The opaque region as specified by the Client. * @since 5.7 **/ std::vector opaqueRegion() const; /** * Sets the @p name as the desktop file name. * * This is either the base name without full path and without file extension of the * desktop file for the window's application (e.g. "org.kde.foo"). * * If the application's desktop file name is not at a standard location it should be * the full path to the desktop file name (e.g. "/opt/kde/share/org.kde.foo.desktop"). * * If the window does not know the desktop file name, it should not set the name at all. * * @since 5.28 **/ void setDesktopFileName(const char *name); /** * @returns The desktop file name of the window's application if present. * @since 5.28 * @see setDesktopFileName **/ const char *desktopFileName() const; /** Sentinel value to indicate that the client wishes to be visible on all desktops. @return the value to be on all desktops **/ static const int OnAllDesktops; protected: /** A Window Manager should subclass NETWinInfo and reimplement this function when it wants to know when a Client made a request to change desktops (ie. move to another desktop). @param desktop the number of the desktop **/ virtual void changeDesktop(int desktop) { Q_UNUSED(desktop); } /** A Window Manager should subclass NETWinInfo and reimplement this function when it wants to know when a Client made a request to change state (ie. to Shade / Unshade). @param state the new state @param mask the mask for the state **/ virtual void changeState(NET::States state, NET::States mask) { Q_UNUSED(state); Q_UNUSED(mask); } /** A Window Manager should subclass NETWinInfo2 and reimplement this function when it wants to know when a Client made a request to change the fullscreen monitor topology for its fullscreen state. @param topology A structure (top, bottom, left, right) representing the fullscreen monitor topology. **/ virtual void changeFullscreenMonitors(NETFullscreenMonitors topology) { Q_UNUSED(topology); } private: void update(NET::Properties dirtyProperties, NET::Properties2 dirtyProperties2 = NET::Properties2()); void updateWMState(); void setIconInternal(NETRArray &icons, int &icon_count, xcb_atom_t property, NETIcon icon, bool replace); NETIcon iconInternal(NETRArray &icons, int icon_count, int width, int height) const; protected: /** Virtual hook, used to add new "virtual" functions while maintaining binary compatibility. Unused in this class. */ virtual void virtual_hook(int id, void *data); private: NETWinInfoPrivate *p; // krazy:exclude=dpointer (implicitly shared) }; //#define KWIN_FOCUS #endif #endif // netwm_h