// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <qtest.h>
#include <QtCore/qoperatingsystemversion.h>
#include <QtTest/QSignalSpy>
#include <QtQml/qqmlengine.h>
#include <QtQml/qqmlcomponent.h>
#include <QtQml/qqmlcontext.h>
#include <QtQuick/qquickview.h>
#include <QtQuick/private/qquickitem_p.h>
#include <QtQuick/private/qquickmousearea_p.h>
#include <QtQuickTestUtils/private/qmlutils_p.h>
#include <QtQuickTestUtils/private/visualtestutils_p.h>
#include <QtGui/private/qguiapplication_p.h>
#include <QtQuickTemplates2/private/qquickabstractbutton_p.h>
#include <QtQuickTemplates2/private/qquickapplicationwindow_p.h>
#include <QtQuickTemplates2/private/qquickoverlay_p.h>
#include <QtQuickTemplates2/private/qquickcontrol_p.h>
#include <QtQuickTemplates2/private/qquickcontrol_p_p.h>
#include <QtQuickTemplates2/private/qquicklabel_p.h>
#include <QtQuickTemplates2/private/qquickmenu_p.h>
#include <QtQuickTemplates2/private/qquickpopup_p.h>
#include <QtQuickTemplates2/private/qquicktextarea_p.h>
#include <QtQuickTemplates2/private/qquicktextfield_p.h>
#include <QtQuickTemplates2/private/qquicktheme_p_p.h>
#include <QtQuickControls2/qquickstyle.h>
#include <QtQuickControlsTestUtils/private/controlstestutils_p.h>

using namespace QQuickVisualTestUtils;
using namespace QQuickControlsTestUtils;

class tst_QQuickApplicationWindow : public QQmlDataTest
{
    Q_OBJECT

public:
    tst_QQuickApplicationWindow();

private slots:
    void qmlCreation();
    void activeFocusOnTab1();
    void activeFocusOnTab2();
    void defaultFocus();
    void implicitFill();
    void attachedProperties();
    void font();
    void defaultFont();
    void locale();
    void activeFocusControl_data();
    void activeFocusControl();
    void focusAfterPopupClosed();
    void clearFocusOnDestruction();
    void layout();
    void layoutLayout();
    void componentComplete();
    void opacity();
    void backgroundSize();
    void explicitBackgroundSizeBinding();
    void safeArea();
    void paintOrderChildItems();
#if QT_CONFIG(quicktemplates2_hover)
    void hoverInBackground();
#endif
};

tst_QQuickApplicationWindow::tst_QQuickApplicationWindow()
    : QQmlDataTest(QT_QMLTEST_DATADIR)
{
    QCoreApplication::setAttribute(Qt::AA_DontUseNativeMenuWindows);
    QCoreApplication::setAttribute(Qt::AA_DontUseNativeMenuBar);
    QQuickStyle::setStyle("Basic");
}

void tst_QQuickApplicationWindow::qmlCreation()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("basicapplicationwindow.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickWindow* window = qobject_cast<QQuickWindow*>(created);
    QVERIFY(window);
    QVERIFY(!window->isVisible());

    QCOMPARE(created->property("title"), QVariant("Test Application Window"));

    QQuickItem* statusBar = qvariant_cast<QQuickItem*>(created->property("statusBar"));
    QVERIFY(!statusBar);

    QQuickItem* header = qvariant_cast<QQuickItem*>(created->property("header"));
    QVERIFY(!header);

    QQuickItem* footer = qvariant_cast<QQuickItem*>(created->property("footer"));
    QVERIFY(!footer);
}

void tst_QQuickApplicationWindow::activeFocusOnTab1()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("activefocusontab.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickWindow* window = qobject_cast<QQuickWindow*>(created);
    QVERIFY(window);
    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));
    QVERIFY(QGuiApplication::focusWindow() == window);

    QQuickItem* contentItem = window->contentItem();
    QVERIFY(contentItem);
    QVERIFY(contentItem->hasActiveFocus());

    QQuickItem* item = findItem<QQuickItem>(window->contentItem(), "sub1");
    QVERIFY(item);
    QVERIFY(!item->hasActiveFocus());

    // Tab: contentItem->menuBar
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->menuBar();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // Tab: menuBar->header
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->header();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // Tab: header->sub1
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = findItem<QQuickItem>(window->contentItem(), "sub1");
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // Tab: sub1->sub2
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = findItem<QQuickItem>(window->contentItem(), "sub2");
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // Tab: sub2->footer
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->footer();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // Tab: footer->menuBar
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->menuBar();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }
}

void tst_QQuickApplicationWindow::activeFocusOnTab2()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("activefocusontab.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickWindow* window = qobject_cast<QQuickWindow*>(created);
    QVERIFY(window);
    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));
    QVERIFY(QGuiApplication::focusWindow() == window);

    QQuickItem* contentItem = window->contentItem();
    QVERIFY(contentItem);
    QVERIFY(contentItem->hasActiveFocus());

    QQuickItem* item = findItem<QQuickItem>(window->contentItem(), "sub2");
    QVERIFY(item);
    QVERIFY(!item->hasActiveFocus());

    // BackTab: contentItem->footer
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->footer();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // BackTab: footer->sub2
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = findItem<QQuickItem>(window->contentItem(), "sub2");
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // BackTab: sub2->sub1
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = findItem<QQuickItem>(window->contentItem(), "sub1");
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // BackTab: sub1->header
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->header();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // BackTab: header->menuBar
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->menuBar();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }

    // BackTab: menuBar->footer
    {
        QKeyEvent key(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
        QGuiApplication::sendEvent(window, &key);
        QVERIFY(key.isAccepted());

        item = qobject_cast<QQuickApplicationWindow *>(window)->footer();
        QVERIFY(item);
        QVERIFY(item->hasActiveFocus());
    }
}

void tst_QQuickApplicationWindow::defaultFocus()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("defaultFocus.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    Q_UNUSED(cleanup);
    QVERIFY(created);

    QQuickWindow* window = qobject_cast<QQuickWindow*>(created);
    QVERIFY(window);
    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));
    QVERIFY(QGuiApplication::focusWindow() == window);

    QQuickItem* contentItem = window->contentItem();
    QVERIFY(contentItem);
    QVERIFY(contentItem->hasActiveFocus());

    // A single item in an ApplicationWindow with focus: true should receive focus.
    QQuickItem* item = findItem<QQuickItem>(window->contentItem(), "item");
    QVERIFY(item);
    QVERIFY(item->hasFocus());
    QVERIFY(item->hasActiveFocus());
}

void tst_QQuickApplicationWindow::implicitFill()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("fill.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickApplicationWindow* window = qobject_cast<QQuickApplicationWindow*>(created);
    QVERIFY(window);
    QVERIFY(!window->isVisible());
    QCOMPARE(window->width(), 400);
    QCOMPARE(window->height(), 400);

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));

    const QSizeF expectedSize = window->contentItem()->size();

    QQuickItem *stackView = window->property("stackView").value<QQuickItem*>();
    QVERIFY(stackView);
    QCOMPARE(stackView->width(), expectedSize.width());
    QCOMPARE(stackView->height(), expectedSize.height());

    QQuickItem *nextItem = window->property("nextItem").value<QQuickItem*>();
    QVERIFY(nextItem);

    QVERIFY(QMetaObject::invokeMethod(window, "pushNextItem"));
    QCOMPARE(nextItem->width(), expectedSize.width());
    QCOMPARE(nextItem->height(), expectedSize.height());
}

void tst_QQuickApplicationWindow::attachedProperties()
{
    if (QGuiApplication::platformName().startsWith(QLatin1String("eglfs"), Qt::CaseInsensitive))
    {
        QSKIP("This test uses multiple windows and it crashes on EGLFS because of that");
    }
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("attachedProperties.qml"));

    QScopedPointer<QObject> object(component.create());
    QVERIFY2(!object.isNull(), qPrintable(component.errorString()));

    QQuickApplicationWindow *window = qobject_cast<QQuickApplicationWindow *>(object.data());
    QVERIFY(window);

    QQuickItem *childControl = object->property("childControl").value<QQuickItem *>();
    QVERIFY(childControl);
    QCOMPARE(childControl->property("attached_window").value<QQuickApplicationWindow *>(), window);
    QCOMPARE(childControl->property("attached_contentItem").value<QQuickItem *>(), window->contentItem());
    QCOMPARE(childControl->property("attached_activeFocusControl").value<QQuickItem *>(), window->activeFocusControl());
    QCOMPARE(childControl->property("attached_header").value<QQuickItem *>(), window->header());
    QCOMPARE(childControl->property("attached_footer").value<QQuickItem *>(), window->footer());

    QQuickItem *childItem = object->property("childItem").value<QQuickItem *>();
    QVERIFY(childItem);
    QCOMPARE(childItem->property("attached_window").value<QQuickApplicationWindow *>(), window);
    QCOMPARE(childItem->property("attached_contentItem").value<QQuickItem *>(), window->contentItem());
    QCOMPARE(childItem->property("attached_activeFocusControl").value<QQuickItem *>(), window->activeFocusControl());
    QCOMPARE(childItem->property("attached_header").value<QQuickItem *>(), window->header());
    QCOMPARE(childItem->property("attached_footer").value<QQuickItem *>(), window->footer());

    QObject *childObject = object->property("childObject").value<QObject *>();
    QVERIFY(childObject);
    QVERIFY(!childObject->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childObject->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childObject->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childObject->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childObject->property("attached_footer").value<QQuickItem *>());

    QQuickWindow *childWindow = object->property("childWindow").value<QQuickWindow *>();
    QVERIFY(childWindow);
    QVERIFY(!childWindow->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childWindow->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childWindow->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childWindow->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childWindow->property("attached_footer").value<QQuickItem *>());

    QQuickItem *childWindowControl = object->property("childWindowControl").value<QQuickItem *>();
    QVERIFY(childWindowControl);
    QVERIFY(!childWindowControl->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childWindowControl->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childWindowControl->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childWindowControl->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childWindowControl->property("attached_footer").value<QQuickItem *>());

    QQuickItem *childWindowItem = object->property("childWindowItem").value<QQuickItem *>();
    QVERIFY(childWindowItem);
    QVERIFY(!childWindowItem->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childWindowItem->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childWindowItem->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childWindowItem->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childWindowItem->property("attached_footer").value<QQuickItem *>());

    QObject *childWindowObject = object->property("childWindowObject").value<QObject *>();
    QVERIFY(childWindowObject);
    QVERIFY(!childWindowObject->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childWindowObject->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childWindowObject->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childWindowObject->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childWindowObject->property("attached_footer").value<QQuickItem *>());

    QQuickApplicationWindow *childAppWindow = object->property("childAppWindow").value<QQuickApplicationWindow *>();
    QVERIFY(childAppWindow);
    QVERIFY(!childAppWindow->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childAppWindow->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childAppWindow->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childAppWindow->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childAppWindow->property("attached_footer").value<QQuickItem *>());

    QQuickItem *childAppWindowControl = object->property("childAppWindowControl").value<QQuickItem *>();
    QVERIFY(childAppWindowControl);
    QCOMPARE(childAppWindowControl->property("attached_window").value<QQuickApplicationWindow *>(), childAppWindow);
    QCOMPARE(childAppWindowControl->property("attached_contentItem").value<QQuickItem *>(), childAppWindow->contentItem());
    QCOMPARE(childAppWindowControl->property("attached_activeFocusControl").value<QQuickItem *>(), childAppWindow->activeFocusControl());
    QCOMPARE(childAppWindowControl->property("attached_header").value<QQuickItem *>(), childAppWindow->header());
    QCOMPARE(childAppWindowControl->property("attached_footer").value<QQuickItem *>(), childAppWindow->footer());

    QQuickItem *childAppWindowItem = object->property("childAppWindowItem").value<QQuickItem *>();
    QVERIFY(childAppWindowItem);
    QCOMPARE(childAppWindowItem->property("attached_window").value<QQuickApplicationWindow *>(), childAppWindow);
    QCOMPARE(childAppWindowItem->property("attached_contentItem").value<QQuickItem *>(), childAppWindow->contentItem());
    QCOMPARE(childAppWindowItem->property("attached_activeFocusControl").value<QQuickItem *>(), childAppWindow->activeFocusControl());
    QCOMPARE(childAppWindowItem->property("attached_header").value<QQuickItem *>(), childAppWindow->header());
    QCOMPARE(childAppWindowItem->property("attached_footer").value<QQuickItem *>(), childAppWindow->footer());

    QObject *childAppWindowObject = object->property("childAppWindowObject").value<QObject *>();
    QVERIFY(childAppWindowObject);
    QVERIFY(!childAppWindowObject->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childAppWindowObject->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childAppWindowObject->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childAppWindowObject->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childAppWindowObject->property("attached_footer").value<QQuickItem *>());

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));

    QVERIFY(!childControl->hasActiveFocus());
    childControl->forceActiveFocus();
    QTRY_VERIFY(childControl->hasActiveFocus());
    QCOMPARE(window->activeFocusItem(), childControl);
    QCOMPARE(childControl->property("attached_activeFocusControl").value<QQuickItem *>(), childControl);

    QQuickItem *header = new QQuickItem;
    window->setHeader(header);
    QCOMPARE(window->header(), header);
    QCOMPARE(childControl->property("attached_header").value<QQuickItem *>(), header);

    QQuickItem *footer = new QQuickItem;
    window->setFooter(footer);
    QCOMPARE(window->footer(), footer);
    QCOMPARE(childControl->property("attached_footer").value<QQuickItem *>(), footer);

    childAppWindow->show();
    childAppWindow->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(childAppWindow));

    QVERIFY(!childAppWindowControl->hasActiveFocus());
    childAppWindowControl->forceActiveFocus();
    QTRY_VERIFY(childAppWindowControl->hasActiveFocus());
    QCOMPARE(childAppWindow->activeFocusItem(), childAppWindowControl);
    QCOMPARE(childAppWindowControl->property("attached_activeFocusControl").value<QQuickItem *>(), childAppWindowControl);

    childControl->setParentItem(childAppWindow->contentItem());
    QCOMPARE(childControl->window(), childAppWindow);
    QCOMPARE(childControl->property("attached_window").value<QQuickApplicationWindow *>(), childAppWindow);
    QCOMPARE(childControl->property("attached_contentItem").value<QQuickItem *>(), childAppWindow->contentItem());
    QCOMPARE(childControl->property("attached_activeFocusControl").value<QQuickItem *>(), childAppWindowControl);
    QCOMPARE(childControl->property("attached_header").value<QQuickItem *>(), childAppWindow->header());
    QCOMPARE(childControl->property("attached_footer").value<QQuickItem *>(), childAppWindow->footer());

    childItem->setParentItem(childAppWindow->contentItem());
    QCOMPARE(childItem->window(), childAppWindow);
    QCOMPARE(childItem->property("attached_window").value<QQuickApplicationWindow *>(), childAppWindow);
    QCOMPARE(childItem->property("attached_contentItem").value<QQuickItem *>(), childAppWindow->contentItem());
    QCOMPARE(childItem->property("attached_activeFocusControl").value<QQuickItem *>(), childAppWindowControl);
    QCOMPARE(childItem->property("attached_header").value<QQuickItem *>(), childAppWindow->header());
    QCOMPARE(childItem->property("attached_footer").value<QQuickItem *>(), childAppWindow->footer());

    childControl->setParentItem(nullptr);
    QVERIFY(!childControl->window());
    QVERIFY(!childControl->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childControl->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_footer").value<QQuickItem *>());

    childItem->setParentItem(nullptr);
    QVERIFY(!childItem->window());
    QVERIFY(!childItem->property("attached_window").value<QQuickApplicationWindow *>());
    QVERIFY(!childItem->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childItem->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childItem->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childItem->property("attached_footer").value<QQuickItem *>());
    childAppWindow->close();
    qApp->processEvents();

    childWindow->show();
    childWindow->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(childWindow));

    QVERIFY(!childWindowControl->hasActiveFocus());
    childWindowControl->forceActiveFocus();
    QTRY_VERIFY(childWindowControl->hasActiveFocus());
    QCOMPARE(childWindow->activeFocusItem(), childWindowControl);
    QCOMPARE(childWindowControl->property("attached_activeFocusControl").value<QQuickItem *>(), childWindowControl);

    childControl->setParentItem(childWindow->contentItem());
    QCOMPARE(childControl->window(), childWindow);
    QVERIFY(!childControl->property("attached_window").value<QQuickWindow *>());
    QCOMPARE(childControl->property("attached_activeFocusControl").value<QQuickItem *>(), childWindowControl);
    QVERIFY(!childControl->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_footer").value<QQuickItem *>());

    childItem->setParentItem(childWindow->contentItem());
    QCOMPARE(childItem->window(), childWindow);
    QVERIFY(!childControl->property("attached_window").value<QQuickWindow *>());
    QCOMPARE(childControl->property("attached_activeFocusControl").value<QQuickItem *>(), childWindowControl);
    QVERIFY(!childControl->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_footer").value<QQuickItem *>());

    childControl->setParentItem(nullptr);
    QVERIFY(!childControl->window());
    QVERIFY(!childControl->property("attached_window").value<QQuickWindow *>());
    QVERIFY(!childControl->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childControl->property("attached_footer").value<QQuickItem *>());

    childItem->setParentItem(nullptr);
    QVERIFY(!childItem->window());
    QVERIFY(!childItem->property("attached_window").value<QQuickWindow *>());
    QVERIFY(!childItem->property("attached_contentItem").value<QQuickItem *>());
    QVERIFY(!childItem->property("attached_activeFocusControl").value<QQuickItem *>());
    QVERIFY(!childItem->property("attached_header").value<QQuickItem *>());
    QVERIFY(!childItem->property("attached_footer").value<QQuickItem *>());
    childWindow->close();
}

void tst_QQuickApplicationWindow::font()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("font.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickApplicationWindow* window = qobject_cast<QQuickApplicationWindow*>(created);
    QVERIFY(window);
    QVERIFY(!window->isVisible());
    QCOMPARE(window->width(), 400);
    QCOMPARE(window->height(), 400);

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));

    QFont font = window->font();

    const QSizeF expectedSize = window->contentItem()->size();

    QQuickControl *mainItem = window->property("mainItem").value<QQuickControl*>();
    QVERIFY(mainItem);
    QCOMPARE(mainItem->width(), expectedSize.width());
    QCOMPARE(mainItem->height(), expectedSize.height());
    QCOMPARE(mainItem->font(), font);

    QQuickControl *item2 = mainItem->property("item_2").value<QQuickControl*>();
    QVERIFY(item2);
    QQuickControl *item3 = mainItem->property("item_3").value<QQuickControl*>();
    QVERIFY(item3);
    QQuickTextArea *item4 = mainItem->property("item_4").value<QQuickTextArea*>();
    QVERIFY(item4);
    QQuickTextField *item5 = mainItem->property("item_5").value<QQuickTextField*>();
    QVERIFY(item5);
    QQuickLabel *item6 = mainItem->property("item_6").value<QQuickLabel*>();
    QVERIFY(item6);

    QCOMPARE(item2->font(), font);
    QCOMPARE(item3->font(), font);
    QCOMPARE(item4->font(), font);
    QCOMPARE(item5->font(), font);
    QCOMPARE(item6->font(), font);

    int pointSize = font.pointSize();
    font.setPixelSize(pointSize + 5);
    window->setFont(font);

    QCOMPARE(window->font(), font);
    QCOMPARE(mainItem->font(), font);
    QCOMPARE(item2->font(), font);
    QCOMPARE(item3->font(), font);
    QCOMPARE(item4->font(), font);
    QCOMPARE(item5->font(), font);
    QCOMPARE(item6->font(), font);
}

class TestTheme : public QQuickTheme
{
public:
    TestTheme()
    {
        setFont(System, QFont("Courier"));
    }
};

void tst_QQuickApplicationWindow::defaultFont()
{
    QQuickThemePrivate::instance.reset(new TestTheme);

    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.setData("import QtQuick.Controls; ApplicationWindow { }", QUrl());

    QScopedPointer<QQuickApplicationWindow> window;
    window.reset(static_cast<QQuickApplicationWindow *>(component.create()));
    QVERIFY(!window.isNull());
    QCOMPARE(window->font(), QQuickTheme::font(QQuickTheme::System));
}

void tst_QQuickApplicationWindow::locale()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("locale.qml"));
    QObject* created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickApplicationWindow* window = qobject_cast<QQuickApplicationWindow*>(created);
    QVERIFY(window);
    QVERIFY(!window->isVisible());
    QCOMPARE(window->width(), 400);
    QCOMPARE(window->height(), 400);

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));

    QLocale l = window->locale();

    const QSizeF expectedSize = window->contentItem()->size();

    QQuickControl *mainItem = window->property("mainItem").value<QQuickControl*>();
    QVERIFY(mainItem);
    QCOMPARE(mainItem->width(), expectedSize.width());
    QCOMPARE(mainItem->height(), expectedSize.height());
    QCOMPARE(mainItem->locale(), l);

    QQuickControl *item2 = mainItem->property("item_2").value<QQuickControl*>();
    QVERIFY(item2);
    QQuickControl *item3 = mainItem->property("item_3").value<QQuickControl*>();
    QVERIFY(item3);

    QCOMPARE(item2->locale(), l);
    QCOMPARE(item3->locale(), l);

    l = QLocale("en_US");
    window->setLocale(l);

    QCOMPARE(window->locale(), l);
    QCOMPARE(mainItem->locale(), l);
    QCOMPARE(item2->locale(), l);
    QCOMPARE(item3->locale(), l);

    l = QLocale("ar_EG");
    window->setLocale(l);

    QCOMPARE(window->locale(), l);
    QCOMPARE(mainItem->locale(), l);
    QCOMPARE(item2->locale(), l);
    QCOMPARE(item3->locale(), l);
}

void tst_QQuickApplicationWindow::activeFocusControl_data()
{
    QTest::addColumn<QByteArray>("containerName");
    QTest::addColumn<QByteArray>("activeFocusItemName");
    QTest::addColumn<QByteArray>("activeFocusControlName");

    QTest::newRow("Column:TextInput") << QByteArray("container_column") << QByteArray("textInput_column") << QByteArray();
    QTest::newRow("Column:TextEdit") << QByteArray("container_column") << QByteArray("textEdit_column") << QByteArray();
    QTest::newRow("Column:TextField") << QByteArray("container_column") << QByteArray("textField_column") << QByteArray("textField_column");
    QTest::newRow("Column:TextArea") << QByteArray("container_column") << QByteArray("textArea_column") << QByteArray("textArea_column");
    QTest::newRow("Column:SpinBox") << QByteArray("container_column") << QByteArray("spinContent_column") << QByteArray("spinBox_column");

    QTest::newRow("Frame:TextInput") << QByteArray("container_frame") << QByteArray("textInput_frame") << QByteArray("container_frame");
    QTest::newRow("Frame:TextEdit") << QByteArray("container_frame") << QByteArray("textEdit_frame") << QByteArray("container_frame");
    QTest::newRow("Frame:TextField") << QByteArray("container_frame") << QByteArray("textField_frame") << QByteArray("textField_frame");
    QTest::newRow("Frame:TextArea") << QByteArray("container_frame") << QByteArray("textArea_frame") << QByteArray("textArea_frame");
    QTest::newRow("Frame:SpinBox") << QByteArray("container_frame") << QByteArray("spinContent_frame") << QByteArray("spinBox_frame");
}

void tst_QQuickApplicationWindow::activeFocusControl()
{
    QFETCH(QByteArray, containerName);
    QFETCH(QByteArray, activeFocusItemName);
    QFETCH(QByteArray, activeFocusControlName);

    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("activeFocusControl.qml"));
    QScopedPointer<QObject> object(component.create());
    QVERIFY(!object.isNull());

    QQuickApplicationWindow* window = qobject_cast<QQuickApplicationWindow*>(object.data());
    QVERIFY(window);
    QVERIFY(!window->isVisible());
    QCOMPARE(window->width(), 400);
    QCOMPARE(window->height(), 400);

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));

    QQuickItem *container = window->property(containerName).value<QQuickItem*>();
    QVERIFY(container);

    QQuickItem *activeFocusItem = window->property(activeFocusItemName).value<QQuickItem*>();
    QVERIFY(activeFocusItem);
    activeFocusItem->forceActiveFocus();
    QVERIFY(activeFocusItem->hasActiveFocus());
    QCOMPARE(window->activeFocusItem(), activeFocusItem);

    QQuickItem *activeFocusControl = window->property(activeFocusControlName).value<QQuickItem*>();
    if (activeFocusControlName.isEmpty()) {
        QVERIFY(!activeFocusControl);
    } else {
        QVERIFY(activeFocusControl);
        QVERIFY(activeFocusControl->hasActiveFocus());
    }
    QCOMPARE(window->activeFocusControl(), activeFocusControl);
}

void tst_QQuickApplicationWindow::focusAfterPopupClosed()
{
#ifdef Q_OS_ANDROID
    QSKIP("This test crashes in Android emulator because of GLES issues (QTBUG-100991)");
#endif
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("focusAfterPopupClosed.qml"));
    QScopedPointer<QQuickWindow> window(qobject_cast<QQuickWindow*>(component.create()));
    QVERIFY(window);

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window.data()));
    QVERIFY(QGuiApplication::focusWindow() == window.data());

    QQuickItem* contentItem = window->contentItem();
    QVERIFY(contentItem);
    QVERIFY(contentItem->hasActiveFocus());

    QQuickItem* focusScope = window->property("focusScope").value<QQuickItem*>();
    QVERIFY(focusScope);
    QVERIFY(focusScope->hasActiveFocus());

    QSignalSpy focusScopeSpy(window.data(), SIGNAL(focusScopeKeyPressed()));
    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusScopeSpy.size(), 1);

    // Open the menu.
    QQuickItem* toolButton = window->property("toolButton").value<QQuickItem*>();
    QVERIFY(toolButton);
    QTest::mouseClick(window.data(), Qt::LeftButton, Qt::NoModifier,
        toolButton->mapFromScene(QPointF(toolButton->width() / 2, toolButton->height() / 2)).toPoint());
    QVERIFY(!focusScope->hasActiveFocus());

    // The FocusScope shouldn't receive any key events while the menu is open.
    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusScopeSpy.size(), 1);

    // Close the menu. The FocusScope should regain focus.
    QTest::keyClick(window.data(), Qt::Key_Escape);
    QVERIFY(focusScope->hasActiveFocus());

    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusScopeSpy.size(), 2);

    QQuickPopup *focusPopup = window->property("focusPopup").value<QQuickPopup*>();
    QVERIFY(focusPopup);
    QVERIFY(!focusPopup->hasActiveFocus());

    focusPopup->open();
    QVERIFY(focusPopup->isVisible());

    QSignalSpy focusPopupSpy(window.data(), SIGNAL(focusPopupKeyPressed()));
    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusPopupSpy.size(), 1);

    QQuickMenu *fileMenu = window->property("fileMenu").value<QQuickMenu*>();
    QVERIFY(fileMenu);
    fileMenu->open();
    QVERIFY(fileMenu->isVisible());

    // The Popup shouldn't receive any key events while the menu is open.
    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusPopupSpy.size(), 1);

    // Close the menu. The Popup should regain focus.
    QTest::keyClick(window.data(), Qt::Key_Escape);
    QVERIFY(focusPopup->hasActiveFocus());

    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusPopupSpy.size(), 2);

    // Close the popup. The FocusScope should regain focus.
    QTest::keyClick(window.data(), Qt::Key_Escape);
    QVERIFY(focusScope->hasActiveFocus());

    QTest::keyClick(window.data(), Qt::Key_Space);
    QCOMPARE(focusScopeSpy.size(), 3);
}

void tst_QQuickApplicationWindow::clearFocusOnDestruction()
{
    if (!canImportModule("import QtGraphicalEffects; DropShadow {}"))
        QSKIP("Test requires QtGraphicalEffects");

    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("clearfocusondestruction.qml"));
    QScopedPointer<QQuickWindow> window(qobject_cast<QQuickWindow*>(component.create()));
    QVERIFY(window);

    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window.data()));
    QVERIFY(QGuiApplication::focusWindow() == window.data());

    QQuickItem* contentItem = window->contentItem();
    QVERIFY(contentItem);
    QVERIFY(contentItem->hasActiveFocus());

    QQuickItem* focusScope = window->property("textfield").value<QQuickItem*>();
    QVERIFY(focusScope);
    QVERIFY(focusScope->hasActiveFocus());

    QSignalSpy spy(window.data(), SIGNAL(activeFocusControlChanged()));
    // destroy the window, do not crash
    window.reset();

    /*
       QQuickWindow::activeFocusItemChanged() is emitted inconsistently and
       only for certain use cases. Ideally it should be emitted whenever a
       QQuickWindow with a focus item is destroyed, but it doesn't... It might
       also be favorable to not emit it for performance reason.

       However, activeFocusControlChanged() is emitted more consistently, which
       of course makes it inconsistent with the emission of
       activeFocusItemChanged()....

       Therefore, if you have good reasons to change the behavior (and not emit
       it) take the test below with a grain of salt.
     */
    QCOMPARE(spy.size(), 1);
}

void tst_QQuickApplicationWindow::layout()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("layout.qml"));
    QScopedPointer<QObject> object(component.create());
    QVERIFY(!object.isNull());

    QQuickApplicationWindow* window = qobject_cast<QQuickApplicationWindow*>(object.data());
    QVERIFY(window);
    QVERIFY(QTest::qWaitForWindowExposed(window));

    QQuickItem *content = window->contentItem();
    QVERIFY(content);
    QQuickItem *menuBar = window->menuBar();
    QVERIFY(menuBar);
    QQuickItem *header = window->header();
    QVERIFY(header);
    QQuickItem *footer = window->footer();
    QVERIFY(footer);

    QCOMPARE(menuBar->x(), 0.0);
    QCOMPARE(menuBar->y(), 0.0);
    QCOMPARE(menuBar->width(), qreal(window->width()));
    QVERIFY(menuBar->height() > 0);

    QCOMPARE(header->x(), 0.0);
    QCOMPARE(header->y(), menuBar->height());
    QCOMPARE(header->width(), qreal(window->width()));
    QVERIFY(header->height() > 0);

    QCOMPARE(footer->x(), 0.0);
    QCOMPARE(footer->y(), window->height() - footer->height());
    QCOMPARE(footer->width(), qreal(window->width()));
    QVERIFY(footer->height() > 0.0);

    QCOMPARE(content->x(), 0.0);
    QCOMPARE(content->y(), menuBar->height() + header->height());
    QCOMPARE(content->width(), qreal(window->width()));
    QCOMPARE(content->height(), window->height() - menuBar->height() - header->height() - footer->height());

    menuBar->setVisible(false);
    QCOMPARE(content->x(), 0.0);
    QCOMPARE(content->y(), header->height());
    QCOMPARE(content->width(), qreal(window->width()));
    QCOMPARE(content->height(), window->height() - header->height() - footer->height());

    header->setVisible(false);
    QCOMPARE(content->x(), 0.0);
    QCOMPARE(content->y(), 0.0);
    QCOMPARE(content->width(), qreal(window->width()));
    QCOMPARE(content->height(), window->height() - footer->height());

    footer->setVisible(false);
    QCOMPARE(content->x(), 0.0);
    QCOMPARE(content->y(), 0.0);
    QCOMPARE(content->width(), qreal(window->width()));
    QCOMPARE(content->height(), qreal(window->height()));
}

void tst_QQuickApplicationWindow::layoutLayout()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("layoutLayout.qml"));
    QScopedPointer<QObject> object(component.create());
    QVERIFY2(!object.isNull(), qPrintable(component.errorString()));

    QQuickApplicationWindow* window = qobject_cast<QQuickApplicationWindow*>(object.data());
    QVERIFY(window);
    QVERIFY(QTest::qWaitForWindowExposed(window));

    QQuickItem *content = window->contentItem();
    QVERIFY(content);
    QQuickItem *header = window->header();
    QVERIFY(header);
    QQuickItem *footer = window->footer();
    QVERIFY(footer);

    QQuickItem *headerChild = header->findChild<QQuickItem*>();
    QVERIFY(headerChild);
    QCOMPARE(header->x(), 0.0);
    QCOMPARE(header->y(), 0.0);
    QCOMPARE(header->width(), qreal(window->width()));
    QCOMPARE(headerChild->width(), qreal(window->width()));
    QVERIFY(header->height() > 0);

    QQuickItem *footerChild = footer->findChild<QQuickItem*>();
    QVERIFY(footerChild);
    QCOMPARE(footer->x(), 0.0);
    QCOMPARE(footer->y(), window->height() - footer->height());
    QCOMPARE(footer->width(), qreal(window->width()));
    QCOMPARE(footerChild->width(), qreal(window->width()));
    QVERIFY(footer->height() > 0.0);
}

class FriendlyApplicationWindow : public QQuickApplicationWindow
{
    friend class tst_QQuickApplicationWindow;
};

void tst_QQuickApplicationWindow::componentComplete()
{
    FriendlyApplicationWindow cppWindow;
    QVERIFY(cppWindow.isComponentComplete());

    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.setData("import QtQuick.Controls; ApplicationWindow { }", QUrl());

    FriendlyApplicationWindow *qmlWindow = static_cast<FriendlyApplicationWindow *>(component.beginCreate(engine.rootContext()));
    QVERIFY(qmlWindow);
    QVERIFY(!qmlWindow->isComponentComplete());

    component.completeCreate();
    QVERIFY(qmlWindow->isComponentComplete());
}

void tst_QQuickApplicationWindow::opacity()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("opacity.qml"));

    QScopedPointer<QObject> object(component.create());
    QVERIFY2(!object.isNull(), qPrintable(component.errorString()));

    QQuickApplicationWindow *window = qobject_cast<QQuickApplicationWindow *>(object.data());
    QVERIFY(window);
}

void tst_QQuickApplicationWindow::backgroundSize()
{
    QQuickControlsApplicationHelper helper(this, QLatin1String("backgroundSize.qml"));
    QVERIFY2(helper.ready, helper.failureMessage());
    QQuickApplicationWindow *window = helper.appWindow;
    QCOMPARE(window->width(), 600);
    QCOMPARE(window->height(), 400);

    auto *background = window->background();
    QCOMPARE(background->implicitWidth(), 123);
    QCOMPARE(background->implicitHeight(), 456);
    QCOMPARE(background->width(), window->width());
    QCOMPARE(background->height(), window->height());

    // Changing the implicit size of the background shouldn't have any effect
    // on its size if it was never explicitly set.
    background->setImplicitWidth(234);
    QCOMPARE(background->implicitWidth(), 234);
    QCOMPARE(window->width(), 600);
    QCOMPARE(background->width(), window->width());

    background->setImplicitHeight(567);
    QCOMPARE(background->implicitHeight(), 567);
    QCOMPARE(window->height(), 400);
    QCOMPARE(background->height(), window->height());

    // Explicitly setting the size of the background should ensure
    // that it's respected from that point onwards.
    background->setWidth(345);
    QCOMPARE(background->implicitWidth(), 234);
    QCOMPARE(window->width(), 600);
    QCOMPARE(background->width(), 345);

    window->setWidth(610);
    QCOMPARE(background->width(), 345);

    background->setHeight(678);
    QCOMPARE(background->implicitHeight(), 567);
    QCOMPARE(window->height(), 400);
    QCOMPARE(background->height(), 678);

    window->setHeight(410);
    QCOMPARE(background->height(), 678);
}

void tst_QQuickApplicationWindow::explicitBackgroundSizeBinding()
{
    QQuickControlsApplicationHelper helper(this, QLatin1String("explicitBackgroundSizeBinding.qml"));
    QVERIFY2(helper.ready, helper.failureMessage());
    QQuickApplicationWindow *window = helper.appWindow;
    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowExposed(window));

    auto *background = window->background();
    QCOMPARE(background->width(), window->width());
    QCOMPARE(background->height(), window->height());

    window->setProperty("scaleFactor", 0.5);
    QCOMPARE(background->width(), window->width() / 2);
    QCOMPARE(background->height(), window->height() / 2);
}

void tst_QQuickApplicationWindow::safeArea()
{
    QQuickControlsApplicationHelper helper(this, QLatin1String("safeArea.qml"));
    QVERIFY2(helper.ready, helper.failureMessage());
    QQuickApplicationWindow *window = helper.appWindow;
    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowExposed(window));

    auto menuBarRect = window->menuBar()->mapRectToScene(window->menuBar()->boundingRect());
    auto headerRect = window->header()->mapRectToScene(window->header()->boundingRect());
    auto contentRect = window->contentItem()->mapRectToScene(window->contentItem()->boundingRect());
    auto footerRect = window->footer()->mapRectToScene(window->footer()->boundingRect());

    // No item should overlap by default when there are no margins
    QCOMPARE(menuBarRect.intersected(headerRect), QRectF());
    QCOMPARE(menuBarRect.intersected(contentRect), QRectF());
    QCOMPARE(menuBarRect.intersected(footerRect), QRectF());
    QCOMPARE(headerRect.intersected(contentRect), QRectF());
    QCOMPARE(headerRect.intersected(footerRect), QRectF());
    QCOMPARE(footerRect.intersected(contentRect), QRectF());

    // And content item should not report any safe area margins
    auto *contentSafeArea = qobject_cast<QQuickSafeArea*>(
        qmlAttachedPropertiesObject<QQuickSafeArea>(window->contentItem()));
    QCOMPARE(contentSafeArea->margins(), QMarginsF());

    auto *windowSafeArea = qobject_cast<QQuickSafeArea*>(
        qmlAttachedPropertiesObject<QQuickSafeArea>(window));
    windowSafeArea->setAdditionalMargins(QMarginsF(100, 100, 100, 100));

    QTRY_COMPARE(window->property("margins").value<QMarginsF>(),
        windowSafeArea->additionalMargins());

    menuBarRect = window->menuBar()->mapRectToScene(window->menuBar()->boundingRect());
    headerRect = window->header()->mapRectToScene(window->header()->boundingRect());
    contentRect = window->contentItem()->mapRectToScene(window->contentItem()->boundingRect());
    footerRect = window->footer()->mapRectToScene(window->footer()->boundingRect());

    // No item should overlap by default when there are margins
    QCOMPARE(menuBarRect.intersected(headerRect), QRectF());
    QCOMPARE(menuBarRect.intersected(contentRect), QRectF());
    QCOMPARE(menuBarRect.intersected(footerRect), QRectF());
    QCOMPARE(headerRect.intersected(contentRect), QRectF());
    QCOMPARE(headerRect.intersected(footerRect), QRectF());
    QCOMPARE(footerRect.intersected(contentRect), QRectF());

    // And content item should not report any safe area margins
    QCOMPARE(contentSafeArea->margins(), QMarginsF());

    QQmlProperty::write(window, "leftPadding", 0);
    QQmlProperty::write(window, "topPadding", 0);
    QQmlProperty::write(window, "rightPadding", 0);
    QQmlProperty::write(window, "bottomPadding", 0);

    // Removing the automatic padding should reflect the window's safe area margins
    QCOMPARE(contentSafeArea->margins(), windowSafeArea->additionalMargins());

    // And the content item should fill the entire window
    QCOMPARE(window->contentItem()->position(), QPoint());
    QCOMPARE(window->contentItem()->size(), window->size());

    // Having no window safe area marings should still reflect the
    // menuBar, header, and footer as safe areas
    windowSafeArea->setAdditionalMargins(QMarginsF());
    QTRY_COMPARE(window->property("margins").value<QMarginsF>(),
        windowSafeArea->additionalMargins());

    QCOMPARE(contentSafeArea->margins(),
        QMarginsF(0, window->menuBar()->height() + window->header()->height(),
                  0, window->footer()->height()));

    // And the content item still should fill the entire window
    QCOMPARE(window->contentItem()->position(), QPoint());
    QCOMPARE(window->contentItem()->size(), window->size());

}

void tst_QQuickApplicationWindow::paintOrderChildItems()
{
    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.loadUrl(testFileUrl("activefocusontab.qml"));
    QObject *created = component.create();
    QScopedPointer<QObject> cleanup(created);
    QVERIFY(created);

    QQuickWindow *window = qobject_cast<QQuickWindow *>(created);
    QVERIFY(window);
    window->show();
    window->requestActivate();
    QVERIFY(QTest::qWaitForWindowActive(window));

    const auto &paintOrder = QQuickItemPrivate::get(window->contentItem())->paintOrderChildItems();
    for (const auto &child : paintOrder) {
        if (child == window->contentItem())
            QVERIFY(child->z() == 0);
        else if (child == qobject_cast<QQuickApplicationWindow *>(window)->menuBar())
            QVERIFY(child->z() == 2);
        else if (child == qobject_cast<QQuickApplicationWindow *>(window)->header())
            QVERIFY(child->z() == 1);
        else if (child == qobject_cast<QQuickApplicationWindow *>(window)->footer())
            QVERIFY(child->z() == 1);
        else if (child == qobject_cast<QQuickApplicationWindow *>(window)->background())
            QVERIFY(child->z() == -1);
    }
}

#if QT_CONFIG(quicktemplates2_hover)
void tst_QQuickApplicationWindow::hoverInBackground()
{
    QQuickControlsApplicationHelper helper(this, QLatin1String("hoverInBackground.qml"));
    QVERIFY2(helper.ready, helper.failureMessage());
    QQuickApplicationWindow *window = helper.appWindow;
    window->show();
    QVERIFY(QTest::qWaitForWindowExposed(window));

    auto *mouseArea = window->findChild<QQuickMouseArea *>();
    QVERIFY(mouseArea);
    const QPoint windowCenter = mapCenterToWindow(window->contentItem());
    PointLerper pointLerper(window, windowCenter - QPoint(100, 100));
    pointLerper.move(windowCenter, 2);
    QVERIFY(mouseArea->hovered());

    auto *button = window->findChild<QQuickAbstractButton *>();
    QVERIFY(button);
    pointLerper.move(mapCenterToWindow(button), 2);
    QCOMPARE(button->isHovered(), QQuickControlPrivate::calcHoverEnabled(window->contentItem()));
}
#endif // QT_CONFIG(quicktemplates2_hover)

QTEST_MAIN(tst_QQuickApplicationWindow)

#include "tst_qquickapplicationwindow.moc"
