kwin/autotests/integration/desktop_window_x11_test.cpp

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/*
KWin - the KDE window manager
This file is part of the KDE project.
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SPDX-FileCopyrightText: 2016 Martin Gräßlin <mgraesslin@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "kwin_wayland_test.h"
#include "core/output.h"
#include "core/platform.h"
#include "cursor.h"
#include "deleted.h"
#include "utils/xcbutils.h"
#include "wayland_server.h"
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#include "window.h"
#include "workspace.h"
#include "x11window.h"
#include <kwineffects.h>
#include <netwm.h>
#include <xcb/xcb_icccm.h>
namespace KWin
{
static const QString s_socketName = QStringLiteral("wayland_test_kwin_x11_desktop_window-0");
class X11DesktopWindowTest : public QObject
{
Q_OBJECT
private Q_SLOTS:
void initTestCase();
void init();
void cleanup();
void testDesktopWindow();
private:
};
void X11DesktopWindowTest::initTestCase()
{
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qRegisterMetaType<KWin::Window *>();
qRegisterMetaType<KWin::Deleted *>();
QSignalSpy applicationStartedSpy(kwinApp(), &Application::started);
QVERIFY(applicationStartedSpy.isValid());
kwinApp()->platform()->setInitialWindowSize(QSize(1280, 1024));
QVERIFY(waylandServer()->init(s_socketName));
QMetaObject::invokeMethod(kwinApp()->platform(), "setVirtualOutputs", Qt::DirectConnection, Q_ARG(int, 2));
kwinApp()->start();
QVERIFY(applicationStartedSpy.wait());
const auto outputs = workspace()->outputs();
QCOMPARE(outputs.count(), 2);
QCOMPARE(outputs[0]->geometry(), QRect(0, 0, 1280, 1024));
QCOMPARE(outputs[1]->geometry(), QRect(1280, 0, 1280, 1024));
setenv("QT_QPA_PLATFORM", "wayland", true);
}
void X11DesktopWindowTest::init()
{
workspace()->setActiveOutput(QPoint(640, 512));
Cursors::self()->mouse()->setPos(QPoint(640, 512));
}
void X11DesktopWindowTest::cleanup()
{
}
struct XcbConnectionDeleter
{
void operator()(xcb_connection_t *pointer)
{
xcb_disconnect(pointer);
}
};
void X11DesktopWindowTest::testDesktopWindow()
{
// this test creates a desktop window with an RGBA visual and verifies that it's only considered
// as an RGB (opaque) window in KWin
// create an xcb window
std::unique_ptr<xcb_connection_t, XcbConnectionDeleter> c(xcb_connect(nullptr, nullptr));
QVERIFY(!xcb_connection_has_error(c.get()));
xcb_window_t windowId = xcb_generate_id(c.get());
const QRect windowGeometry(0, 0, 1280, 1024);
// helper to find the visual
auto findDepth = [&c]() -> xcb_visualid_t {
// find a visual with 32 depth
const xcb_setup_t *setup = xcb_get_setup(c.get());
for (auto screen = xcb_setup_roots_iterator(setup); screen.rem; xcb_screen_next(&screen)) {
for (auto depth = xcb_screen_allowed_depths_iterator(screen.data); depth.rem; xcb_depth_next(&depth)) {
if (depth.data->depth != 32) {
continue;
}
const int len = xcb_depth_visuals_length(depth.data);
const xcb_visualtype_t *visuals = xcb_depth_visuals(depth.data);
for (int i = 0; i < len; i++) {
return visuals[0].visual_id;
}
}
}
return 0;
};
auto visualId = findDepth();
auto colormapId = xcb_generate_id(c.get());
auto cmCookie = xcb_create_colormap_checked(c.get(), XCB_COLORMAP_ALLOC_NONE, colormapId, rootWindow(), visualId);
QVERIFY(!xcb_request_check(c.get(), cmCookie));
const uint32_t values[] = {XCB_PIXMAP_NONE, Xcb::defaultScreen()->black_pixel, colormapId};
auto cookie = xcb_create_window_checked(c.get(), 32, windowId, rootWindow(),
windowGeometry.x(),
windowGeometry.y(),
windowGeometry.width(),
windowGeometry.height(),
0, XCB_WINDOW_CLASS_INPUT_OUTPUT, visualId, XCB_CW_BACK_PIXMAP | XCB_CW_BORDER_PIXEL | XCB_CW_COLORMAP, values);
QVERIFY(!xcb_request_check(c.get(), cookie));
xcb_size_hints_t hints;
memset(&hints, 0, sizeof(hints));
xcb_icccm_size_hints_set_position(&hints, 1, windowGeometry.x(), windowGeometry.y());
xcb_icccm_size_hints_set_size(&hints, 1, windowGeometry.width(), windowGeometry.height());
xcb_icccm_set_wm_normal_hints(c.get(), windowId, &hints);
NETWinInfo info(c.get(), windowId, rootWindow(), NET::WMAllProperties, NET::WM2AllProperties);
info.setWindowType(NET::Desktop);
xcb_map_window(c.get(), windowId);
xcb_flush(c.get());
// verify through a geometry request that it's depth 32
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Xcb::WindowGeometry geo(windowId);
QCOMPARE(geo->depth, uint8_t(32));
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// we should get a window for it
QSignalSpy windowCreatedSpy(workspace(), &Workspace::windowAdded);
QVERIFY(windowCreatedSpy.isValid());
QVERIFY(windowCreatedSpy.wait());
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X11Window *window = windowCreatedSpy.first().first().value<X11Window *>();
QVERIFY(window);
QCOMPARE(window->window(), windowId);
QVERIFY(!window->isDecorated());
QCOMPARE(window->windowType(), NET::Desktop);
QCOMPARE(window->frameGeometry(), windowGeometry);
QVERIFY(window->isDesktop());
QCOMPARE(window->depth(), 24);
QVERIFY(!window->hasAlpha());
// and destroy the window again
xcb_unmap_window(c.get(), windowId);
xcb_destroy_window(c.get(), windowId);
xcb_flush(c.get());
c.reset();
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QSignalSpy windowClosedSpy(window, &X11Window::windowClosed);
QVERIFY(windowClosedSpy.isValid());
QVERIFY(windowClosedSpy.wait());
}
}
WAYLANDTEST_MAIN(KWin::X11DesktopWindowTest)
#include "desktop_window_x11_test.moc"