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kwin/autotests/integration/stacking_order_test.cpp

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/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 2018 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "kwin_wayland_test.h"
#include "abstract_client.h"
#include "atoms.h"
#include "x11client.h"
#include "deleted.h"
#include "main.h"
#include "platform.h"
#include "wayland_server.h"
#include "workspace.h"
#include <KWayland/Client/compositor.h>
#include <KWayland/Client/surface.h>
#include <xcb/xcb.h>
#include <xcb/xcb_icccm.h>
using namespace KWin;
static const QString s_socketName = QStringLiteral("wayland_test_kwin_stacking_order-0");
class StackingOrderTest : public QObject
{
Q_OBJECT
private Q_SLOTS:
void initTestCase();
void init();
void cleanup();
void testTransientIsAboveParent();
void testRaiseTransient();
void testDeletedTransient();
void testGroupTransientIsAboveWindowGroup();
void testRaiseGroupTransient();
void testDeletedGroupTransient();
void testDontKeepAboveNonModalDialogGroupTransients();
void testKeepAbove();
void testKeepBelow();
};
void StackingOrderTest::initTestCase()
{
qRegisterMetaType<KWin::AbstractClient *>();
qRegisterMetaType<KWin::Deleted *>();
QSignalSpy applicationStartedSpy(kwinApp(), &Application::started);
QVERIFY(applicationStartedSpy.isValid());
kwinApp()->platform()->setInitialWindowSize(QSize(1280, 1024));
QVERIFY(waylandServer()->init(s_socketName));
kwinApp()->setConfig(KSharedConfig::openConfig(QString(), KConfig::SimpleConfig));
kwinApp()->start();
QVERIFY(applicationStartedSpy.wait());
Test::initWaylandWorkspace();
}
void StackingOrderTest::init()
{
QVERIFY(Test::setupWaylandConnection());
}
void StackingOrderTest::cleanup()
{
Test::destroyWaylandConnection();
}
void StackingOrderTest::testTransientIsAboveParent()
{
// This test verifies that transients are always above their parents.
// Create the parent.
KWayland::Client::Surface *parentSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(parentSurface);
Test::XdgToplevel *parentShellSurface =
Test::createXdgToplevelSurface(parentSurface, parentSurface);
QVERIFY(parentShellSurface);
AbstractClient *parent = Test::renderAndWaitForShown(parentSurface, QSize(256, 256), Qt::blue);
QVERIFY(parent);
QVERIFY(parent->isActive());
QVERIFY(!parent->isTransient());
// Initially, the stacking order should contain only the parent window.
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent}));
// Create the transient.
KWayland::Client::Surface *transientSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(transientSurface);
Test::XdgToplevel *transientShellSurface =
Test::createXdgToplevelSurface(transientSurface, transientSurface);
QVERIFY(transientShellSurface);
transientShellSurface->set_parent(parentShellSurface->object());
AbstractClient *transient = Test::renderAndWaitForShown(
transientSurface, QSize(128, 128), Qt::red);
QVERIFY(transient);
QVERIFY(transient->isActive());
QVERIFY(transient->isTransient());
// The transient should be above the parent.
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient}));
// The transient still stays above the parent if we activate the latter.
workspace()->activateClient(parent);
QTRY_VERIFY(parent->isActive());
QTRY_VERIFY(!transient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient}));
}
void StackingOrderTest::testRaiseTransient()
{
// This test verifies that both the parent and the transient will be
// raised if either one of them is activated.
// Create the parent.
KWayland::Client::Surface *parentSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(parentSurface);
Test::XdgToplevel *parentShellSurface =
Test::createXdgToplevelSurface(parentSurface, parentSurface);
QVERIFY(parentShellSurface);
AbstractClient *parent = Test::renderAndWaitForShown(parentSurface, QSize(256, 256), Qt::blue);
QVERIFY(parent);
QVERIFY(parent->isActive());
QVERIFY(!parent->isTransient());
// Initially, the stacking order should contain only the parent window.
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent}));
// Create the transient.
KWayland::Client::Surface *transientSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(transientSurface);
Test::XdgToplevel *transientShellSurface =
Test::createXdgToplevelSurface(transientSurface, transientSurface);
QVERIFY(transientShellSurface);
transientShellSurface->set_parent(parentShellSurface->object());
AbstractClient *transient = Test::renderAndWaitForShown(
transientSurface, QSize(128, 128), Qt::red);
QVERIFY(transient);
QTRY_VERIFY(transient->isActive());
QVERIFY(transient->isTransient());
// The transient should be above the parent.
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient}));
// Create a window that doesn't have any relationship to the parent or the transient.
KWayland::Client::Surface *anotherSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(anotherSurface);
Test::XdgToplevel *anotherShellSurface =
Test::createXdgToplevelSurface(anotherSurface, anotherSurface);
QVERIFY(anotherShellSurface);
AbstractClient *anotherClient = Test::renderAndWaitForShown(anotherSurface, QSize(128, 128), Qt::green);
QVERIFY(anotherClient);
QVERIFY(anotherClient->isActive());
QVERIFY(!anotherClient->isTransient());
// The newly created surface has to be above both the parent and the transient.
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient, anotherClient}));
// If we activate the parent, the transient should be raised too.
workspace()->activateClient(parent);
QTRY_VERIFY(parent->isActive());
QTRY_VERIFY(!transient->isActive());
QTRY_VERIFY(!anotherClient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{anotherClient, parent, transient}));
// Go back to the initial setup.
workspace()->activateClient(anotherClient);
QTRY_VERIFY(!parent->isActive());
QTRY_VERIFY(!transient->isActive());
QTRY_VERIFY(anotherClient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient, anotherClient}));
// If we activate the transient, the parent should be raised too.
workspace()->activateClient(transient);
QTRY_VERIFY(!parent->isActive());
QTRY_VERIFY(transient->isActive());
QTRY_VERIFY(!anotherClient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{anotherClient, parent, transient}));
}
struct WindowUnrefDeleter
{
static inline void cleanup(Deleted *d) {
if (d != nullptr) {
d->unrefWindow();
}
}
};
void StackingOrderTest::testDeletedTransient()
{
// This test verifies that deleted transients are kept above their
// old parents.
// Create the parent.
KWayland::Client::Surface *parentSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(parentSurface);
Test::XdgToplevel *parentShellSurface =
Test::createXdgToplevelSurface(parentSurface, parentSurface);
QVERIFY(parentShellSurface);
AbstractClient *parent = Test::renderAndWaitForShown(parentSurface, QSize(256, 256), Qt::blue);
QVERIFY(parent);
QVERIFY(parent->isActive());
QVERIFY(!parent->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent}));
// Create the first transient.
KWayland::Client::Surface *transient1Surface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(transient1Surface);
Test::XdgToplevel *transient1ShellSurface =
Test::createXdgToplevelSurface(transient1Surface, transient1Surface);
QVERIFY(transient1ShellSurface);
transient1ShellSurface->set_parent(parentShellSurface->object());
AbstractClient *transient1 = Test::renderAndWaitForShown(
transient1Surface, QSize(128, 128), Qt::red);
QVERIFY(transient1);
QTRY_VERIFY(transient1->isActive());
QVERIFY(transient1->isTransient());
QCOMPARE(transient1->transientFor(), parent);
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient1}));
// Create the second transient.
KWayland::Client::Surface *transient2Surface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(transient2Surface);
Test::XdgToplevel *transient2ShellSurface =
Test::createXdgToplevelSurface(transient2Surface, transient2Surface);
QVERIFY(transient2ShellSurface);
transient2ShellSurface->set_parent(transient1ShellSurface->object());
AbstractClient *transient2 = Test::renderAndWaitForShown(
transient2Surface, QSize(128, 128), Qt::red);
QVERIFY(transient2);
QTRY_VERIFY(transient2->isActive());
QVERIFY(transient2->isTransient());
QCOMPARE(transient2->transientFor(), transient1);
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient1, transient2}));
// Activate the parent, both transients have to be above it.
workspace()->activateClient(parent);
QTRY_VERIFY(parent->isActive());
QTRY_VERIFY(!transient1->isActive());
QTRY_VERIFY(!transient2->isActive());
// Close the top-most transient.
connect(transient2, &AbstractClient::windowClosed, this,
[](Toplevel *toplevel, Deleted *deleted) {
Q_UNUSED(toplevel)
deleted->refWindow();
}
);
QSignalSpy windowClosedSpy(transient2, &AbstractClient::windowClosed);
QVERIFY(windowClosedSpy.isValid());
delete transient2ShellSurface;
delete transient2Surface;
QVERIFY(windowClosedSpy.wait());
QScopedPointer<Deleted, WindowUnrefDeleter> deletedTransient(
windowClosedSpy.first().at(1).value<Deleted *>());
QVERIFY(deletedTransient.data());
// The deleted transient still has to be above its old parent (transient1).
QTRY_VERIFY(parent->isActive());
QTRY_VERIFY(!transient1->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{parent, transient1, deletedTransient.data()}));
}
static xcb_window_t createGroupWindow(xcb_connection_t *conn,
const QRect &geometry,
xcb_window_t leaderWid = XCB_WINDOW_NONE)
{
xcb_window_t wid = xcb_generate_id(conn);
xcb_create_window(
conn, // c
XCB_COPY_FROM_PARENT, // depth
wid, // wid
rootWindow(), // parent
geometry.x(), // x
geometry.y(), // y
geometry.width(), // width
geometry.height(), // height
0, // border_width
XCB_WINDOW_CLASS_INPUT_OUTPUT, // _class
XCB_COPY_FROM_PARENT, // visual
0, // value_mask
nullptr // value_list
);
xcb_size_hints_t sizeHints = {};
xcb_icccm_size_hints_set_position(&sizeHints, 1, geometry.x(), geometry.y());
xcb_icccm_size_hints_set_size(&sizeHints, 1, geometry.width(), geometry.height());
xcb_icccm_set_wm_normal_hints(conn, wid, &sizeHints);
if (leaderWid == XCB_WINDOW_NONE) {
leaderWid = wid;
}
xcb_change_property(
conn, // c
XCB_PROP_MODE_REPLACE, // mode
wid, // window
atoms->wm_client_leader, // property
XCB_ATOM_WINDOW, // type
32, // format
1, // data_len
&leaderWid // data
);
return wid;
}
struct XcbConnectionDeleter
{
static inline void cleanup(xcb_connection_t *c) {
xcb_disconnect(c);
}
};
void StackingOrderTest::testGroupTransientIsAboveWindowGroup()
{
// This test verifies that group transients are always above other
// window group members.
const QRect geometry = QRect(0, 0, 128, 128);
QScopedPointer<xcb_connection_t, XcbConnectionDeleter> conn(
xcb_connect(nullptr, nullptr));
QSignalSpy windowCreatedSpy(workspace(), &Workspace::clientAdded);
QVERIFY(windowCreatedSpy.isValid());
// Create the group leader.
xcb_window_t leaderWid = createGroupWindow(conn.data(), geometry);
xcb_map_window(conn.data(), leaderWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *leader = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(leader);
QVERIFY(leader->isActive());
QCOMPARE(leader->window(), leaderWid);
QVERIFY(!leader->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader}));
// Create another group member.
windowCreatedSpy.clear();
xcb_window_t member1Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member1Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member1 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member1);
QVERIFY(member1->isActive());
QCOMPARE(member1->window(), member1Wid);
QCOMPARE(member1->group(), leader->group());
QVERIFY(!member1->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1}));
// Create yet another group member.
windowCreatedSpy.clear();
xcb_window_t member2Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member2Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member2 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member2);
QVERIFY(member2->isActive());
QCOMPARE(member2->window(), member2Wid);
QCOMPARE(member2->group(), leader->group());
QVERIFY(!member2->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2}));
// Create a group transient.
windowCreatedSpy.clear();
xcb_window_t transientWid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_icccm_set_wm_transient_for(conn.data(), transientWid, rootWindow());
// Currently, we have some weird bug workaround: if a group transient
// is a non-modal dialog, then it won't be kept above its window group.
// We need to explicitly specify window type, otherwise the window type
// will be deduced to _NET_WM_WINDOW_TYPE_DIALOG because we set transient
// for before (the EWMH spec says to do that).
xcb_atom_t net_wm_window_type = Xcb::Atom(
QByteArrayLiteral("_NET_WM_WINDOW_TYPE"), false, conn.data());
xcb_atom_t net_wm_window_type_normal = Xcb::Atom(
QByteArrayLiteral("_NET_WM_WINDOW_TYPE_NORMAL"), false, conn.data());
xcb_change_property(
conn.data(), // c
XCB_PROP_MODE_REPLACE, // mode
transientWid, // window
net_wm_window_type, // property
XCB_ATOM_ATOM, // type
32, // format
1, // data_len
&net_wm_window_type_normal // data
);
xcb_map_window(conn.data(), transientWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *transient = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(transient);
QVERIFY(transient->isActive());
QCOMPARE(transient->window(), transientWid);
QCOMPARE(transient->group(), leader->group());
QVERIFY(transient->isTransient());
QVERIFY(transient->groupTransient());
QVERIFY(!transient->isDialog()); // See above why
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
// If we activate any member of the window group, the transient will be above it.
workspace()->activateClient(leader);
QTRY_VERIFY(leader->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member1, member2, leader, transient}));
workspace()->activateClient(member1);
QTRY_VERIFY(member1->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member2, leader, member1, transient}));
workspace()->activateClient(member2);
QTRY_VERIFY(member2->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
workspace()->activateClient(transient);
QTRY_VERIFY(transient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
}
void StackingOrderTest::testRaiseGroupTransient()
{
const QRect geometry = QRect(0, 0, 128, 128);
QScopedPointer<xcb_connection_t, XcbConnectionDeleter> conn(
xcb_connect(nullptr, nullptr));
QSignalSpy windowCreatedSpy(workspace(), &Workspace::clientAdded);
QVERIFY(windowCreatedSpy.isValid());
// Create the group leader.
xcb_window_t leaderWid = createGroupWindow(conn.data(), geometry);
xcb_map_window(conn.data(), leaderWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *leader = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(leader);
QVERIFY(leader->isActive());
QCOMPARE(leader->window(), leaderWid);
QVERIFY(!leader->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader}));
// Create another group member.
windowCreatedSpy.clear();
xcb_window_t member1Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member1Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member1 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member1);
QVERIFY(member1->isActive());
QCOMPARE(member1->window(), member1Wid);
QCOMPARE(member1->group(), leader->group());
QVERIFY(!member1->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1}));
// Create yet another group member.
windowCreatedSpy.clear();
xcb_window_t member2Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member2Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member2 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member2);
QVERIFY(member2->isActive());
QCOMPARE(member2->window(), member2Wid);
QCOMPARE(member2->group(), leader->group());
QVERIFY(!member2->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2}));
// Create a group transient.
windowCreatedSpy.clear();
xcb_window_t transientWid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_icccm_set_wm_transient_for(conn.data(), transientWid, rootWindow());
// Currently, we have some weird bug workaround: if a group transient
// is a non-modal dialog, then it won't be kept above its window group.
// We need to explicitly specify window type, otherwise the window type
// will be deduced to _NET_WM_WINDOW_TYPE_DIALOG because we set transient
// for before (the EWMH spec says to do that).
xcb_atom_t net_wm_window_type = Xcb::Atom(
QByteArrayLiteral("_NET_WM_WINDOW_TYPE"), false, conn.data());
xcb_atom_t net_wm_window_type_normal = Xcb::Atom(
QByteArrayLiteral("_NET_WM_WINDOW_TYPE_NORMAL"), false, conn.data());
xcb_change_property(
conn.data(), // c
XCB_PROP_MODE_REPLACE, // mode
transientWid, // window
net_wm_window_type, // property
XCB_ATOM_ATOM, // type
32, // format
1, // data_len
&net_wm_window_type_normal // data
);
xcb_map_window(conn.data(), transientWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *transient = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(transient);
QVERIFY(transient->isActive());
QCOMPARE(transient->window(), transientWid);
QCOMPARE(transient->group(), leader->group());
QVERIFY(transient->isTransient());
QVERIFY(transient->groupTransient());
QVERIFY(!transient->isDialog()); // See above why
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
// Create a Wayland client that is not a member of the window group.
KWayland::Client::Surface *anotherSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(anotherSurface);
Test::XdgToplevel *anotherShellSurface =
Test::createXdgToplevelSurface(anotherSurface, anotherSurface);
QVERIFY(anotherShellSurface);
AbstractClient *anotherClient = Test::renderAndWaitForShown(anotherSurface, QSize(128, 128), Qt::green);
QVERIFY(anotherClient);
QVERIFY(anotherClient->isActive());
QVERIFY(!anotherClient->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient, anotherClient}));
// If we activate the leader, then only it and the transient have to be raised.
workspace()->activateClient(leader);
QTRY_VERIFY(leader->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member1, member2, anotherClient, leader, transient}));
// If another member of the window group is activated, then the transient will
// be above that member and the leader.
workspace()->activateClient(member2);
QTRY_VERIFY(member2->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member1, anotherClient, leader, member2, transient}));
// FIXME: If we activate the transient, only it will be raised.
workspace()->activateClient(anotherClient);
QTRY_VERIFY(anotherClient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member1, leader, member2, transient, anotherClient}));
workspace()->activateClient(transient);
QTRY_VERIFY(transient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member1, leader, member2, anotherClient, transient}));
}
void StackingOrderTest::testDeletedGroupTransient()
{
// This test verifies that deleted group transients are kept above their
// old window groups.
const QRect geometry = QRect(0, 0, 128, 128);
QScopedPointer<xcb_connection_t, XcbConnectionDeleter> conn(
xcb_connect(nullptr, nullptr));
QSignalSpy windowCreatedSpy(workspace(), &Workspace::clientAdded);
QVERIFY(windowCreatedSpy.isValid());
// Create the group leader.
xcb_window_t leaderWid = createGroupWindow(conn.data(), geometry);
xcb_map_window(conn.data(), leaderWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *leader = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(leader);
QVERIFY(leader->isActive());
QCOMPARE(leader->window(), leaderWid);
QVERIFY(!leader->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader}));
// Create another group member.
windowCreatedSpy.clear();
xcb_window_t member1Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member1Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member1 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member1);
QVERIFY(member1->isActive());
QCOMPARE(member1->window(), member1Wid);
QCOMPARE(member1->group(), leader->group());
QVERIFY(!member1->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1}));
// Create yet another group member.
windowCreatedSpy.clear();
xcb_window_t member2Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member2Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member2 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member2);
QVERIFY(member2->isActive());
QCOMPARE(member2->window(), member2Wid);
QCOMPARE(member2->group(), leader->group());
QVERIFY(!member2->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2}));
// Create a group transient.
windowCreatedSpy.clear();
xcb_window_t transientWid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_icccm_set_wm_transient_for(conn.data(), transientWid, rootWindow());
// Currently, we have some weird bug workaround: if a group transient
// is a non-modal dialog, then it won't be kept above its window group.
// We need to explicitly specify window type, otherwise the window type
// will be deduced to _NET_WM_WINDOW_TYPE_DIALOG because we set transient
// for before (the EWMH spec says to do that).
xcb_atom_t net_wm_window_type = Xcb::Atom(
QByteArrayLiteral("_NET_WM_WINDOW_TYPE"), false, conn.data());
xcb_atom_t net_wm_window_type_normal = Xcb::Atom(
QByteArrayLiteral("_NET_WM_WINDOW_TYPE_NORMAL"), false, conn.data());
xcb_change_property(
conn.data(), // c
XCB_PROP_MODE_REPLACE, // mode
transientWid, // window
net_wm_window_type, // property
XCB_ATOM_ATOM, // type
32, // format
1, // data_len
&net_wm_window_type_normal // data
);
xcb_map_window(conn.data(), transientWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *transient = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(transient);
QVERIFY(transient->isActive());
QCOMPARE(transient->window(), transientWid);
QCOMPARE(transient->group(), leader->group());
QVERIFY(transient->isTransient());
QVERIFY(transient->groupTransient());
QVERIFY(!transient->isDialog()); // See above why
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
// Unmap the transient.
connect(transient, &X11Client::windowClosed, this,
[](Toplevel *toplevel, Deleted *deleted) {
Q_UNUSED(toplevel)
deleted->refWindow();
}
);
QSignalSpy windowClosedSpy(transient, &X11Client::windowClosed);
QVERIFY(windowClosedSpy.isValid());
xcb_unmap_window(conn.data(), transientWid);
xcb_flush(conn.data());
QVERIFY(windowClosedSpy.wait());
QScopedPointer<Deleted, WindowUnrefDeleter> deletedTransient(
windowClosedSpy.first().at(1).value<Deleted *>());
QVERIFY(deletedTransient.data());
// The transient has to be above each member of the window group.
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, deletedTransient.data()}));
}
void StackingOrderTest::testDontKeepAboveNonModalDialogGroupTransients()
{
// Bug 76026
const QRect geometry = QRect(0, 0, 128, 128);
QScopedPointer<xcb_connection_t, XcbConnectionDeleter> conn(
xcb_connect(nullptr, nullptr));
QSignalSpy windowCreatedSpy(workspace(), &Workspace::clientAdded);
QVERIFY(windowCreatedSpy.isValid());
// Create the group leader.
xcb_window_t leaderWid = createGroupWindow(conn.data(), geometry);
xcb_map_window(conn.data(), leaderWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *leader = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(leader);
QVERIFY(leader->isActive());
QCOMPARE(leader->window(), leaderWid);
QVERIFY(!leader->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader}));
// Create another group member.
windowCreatedSpy.clear();
xcb_window_t member1Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member1Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member1 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member1);
QVERIFY(member1->isActive());
QCOMPARE(member1->window(), member1Wid);
QCOMPARE(member1->group(), leader->group());
QVERIFY(!member1->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1}));
// Create yet another group member.
windowCreatedSpy.clear();
xcb_window_t member2Wid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_map_window(conn.data(), member2Wid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *member2 = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(member2);
QVERIFY(member2->isActive());
QCOMPARE(member2->window(), member2Wid);
QCOMPARE(member2->group(), leader->group());
QVERIFY(!member2->isTransient());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2}));
// Create a group transient.
windowCreatedSpy.clear();
xcb_window_t transientWid = createGroupWindow(conn.data(), geometry, leaderWid);
xcb_icccm_set_wm_transient_for(conn.data(), transientWid, rootWindow());
xcb_map_window(conn.data(), transientWid);
xcb_flush(conn.data());
QVERIFY(windowCreatedSpy.wait());
X11Client *transient = windowCreatedSpy.first().first().value<X11Client *>();
QVERIFY(transient);
QVERIFY(transient->isActive());
QCOMPARE(transient->window(), transientWid);
QCOMPARE(transient->group(), leader->group());
QVERIFY(transient->isTransient());
QVERIFY(transient->groupTransient());
QVERIFY(transient->isDialog());
QVERIFY(!transient->isModal());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
workspace()->activateClient(leader);
QTRY_VERIFY(leader->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member1, member2, transient, leader}));
workspace()->activateClient(member1);
QTRY_VERIFY(member1->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{member2, transient, leader, member1}));
workspace()->activateClient(member2);
QTRY_VERIFY(member2->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{transient, leader, member1, member2}));
workspace()->activateClient(transient);
QTRY_VERIFY(transient->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{leader, member1, member2, transient}));
}
void StackingOrderTest::testKeepAbove()
{
// This test verifies that "keep-above" windows are kept above other windows.
// Create the first client.
KWayland::Client::Surface *clientASurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(clientASurface);
Test::XdgToplevel *clientAShellSurface =
Test::createXdgToplevelSurface(clientASurface, clientASurface);
QVERIFY(clientAShellSurface);
AbstractClient *clientA = Test::renderAndWaitForShown(clientASurface, QSize(128, 128), Qt::green);
QVERIFY(clientA);
QVERIFY(clientA->isActive());
QVERIFY(!clientA->keepAbove());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientA}));
// Create the second client.
KWayland::Client::Surface *clientBSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(clientBSurface);
Test::XdgToplevel *clientBShellSurface =
Test::createXdgToplevelSurface(clientBSurface, clientBSurface);
QVERIFY(clientBShellSurface);
AbstractClient *clientB = Test::renderAndWaitForShown(clientBSurface, QSize(128, 128), Qt::green);
QVERIFY(clientB);
QVERIFY(clientB->isActive());
QVERIFY(!clientB->keepAbove());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientA, clientB}));
// Go to the initial test position.
workspace()->activateClient(clientA);
QTRY_VERIFY(clientA->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientB, clientA}));
// Set the "keep-above" flag on the client B, it should go above other clients.
{
StackingUpdatesBlocker blocker(workspace());
clientB->setKeepAbove(true);
}
QVERIFY(clientB->keepAbove());
QVERIFY(!clientB->isActive());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientA, clientB}));
}
void StackingOrderTest::testKeepBelow()
{
// This test verifies that "keep-below" windows are kept below other windows.
// Create the first client.
KWayland::Client::Surface *clientASurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(clientASurface);
Test::XdgToplevel *clientAShellSurface =
Test::createXdgToplevelSurface(clientASurface, clientASurface);
QVERIFY(clientAShellSurface);
AbstractClient *clientA = Test::renderAndWaitForShown(clientASurface, QSize(128, 128), Qt::green);
QVERIFY(clientA);
QVERIFY(clientA->isActive());
QVERIFY(!clientA->keepBelow());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientA}));
// Create the second client.
KWayland::Client::Surface *clientBSurface =
Test::createSurface(Test::waylandCompositor());
QVERIFY(clientBSurface);
Test::XdgToplevel *clientBShellSurface =
Test::createXdgToplevelSurface(clientBSurface, clientBSurface);
QVERIFY(clientBShellSurface);
AbstractClient *clientB = Test::renderAndWaitForShown(clientBSurface, QSize(128, 128), Qt::green);
QVERIFY(clientB);
QVERIFY(clientB->isActive());
QVERIFY(!clientB->keepBelow());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientA, clientB}));
// Set the "keep-below" flag on the client B, it should go below other clients.
{
StackingUpdatesBlocker blocker(workspace());
clientB->setKeepBelow(true);
}
QVERIFY(clientB->isActive());
QVERIFY(clientB->keepBelow());
QCOMPARE(workspace()->stackingOrder(), (QList<Toplevel *>{clientB, clientA}));
}
WAYLANDTEST_MAIN(StackingOrderTest)
#include "stacking_order_test.moc"