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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qaccessiblequickwidget_p.h"
#include "qquickwidget_p.h"
QT_BEGIN_NAMESPACE
#if QT_CONFIG(accessibility)
QAccessibleQuickWidget::QAccessibleQuickWidget(QQuickWidget* widget)
: QAccessibleWidget(widget)
{
// NOTE: m_accessibleWindow is a QAccessibleQuickWindow, and not a
// QAccessibleQuickWidgetOffscreenWindow (defined below). This means
// it will return the Quick item child interfaces, which is what's needed here
// (unlike QAccessibleQuickWidgetOffscreenWindow, which will report 0 children).
repairWindow();
}
QAccessibleQuickWidget::~QAccessibleQuickWidget()
{
QObject::disconnect(m_connection);
}
void QAccessibleQuickWidget::repairWindow()
{
if (!m_accessibleWindow || !m_accessibleWindow->object()) {
QQuickWidget *theWidget = static_cast<QQuickWidget *>(object());
QQuickWindow *newOffscreen = QQuickWidgetPrivate::get(theWidget)->offscreenWindow;
// We use the qobject_cast here to detect that the newOffscreen is
// not the one getting destroyed right now.
if (qobject_cast<QQuickWindow *>(newOffscreen)) {
m_accessibleWindow.reset(new QAccessibleQuickWindow(newOffscreen));
m_connection = QObject::connect(newOffscreen, &QObject::destroyed, theWidget,
[this] { repairWindow(); });
}
}
}
QAccessibleInterface *QAccessibleQuickWidget::child(int index) const
{
return m_accessibleWindow->child(index);
}
int QAccessibleQuickWidget::childCount() const
{
return m_accessibleWindow->childCount();
}
int QAccessibleQuickWidget::indexOfChild(const QAccessibleInterface *iface) const
{
return m_accessibleWindow->indexOfChild(iface);
}
QAccessibleInterface *QAccessibleQuickWidget::childAt(int x, int y) const
{
return m_accessibleWindow->childAt(x, y);
}
QAccessibleQuickWidgetOffscreenWindow::QAccessibleQuickWidgetOffscreenWindow(QQuickWindow *window)
:QAccessibleQuickWindow(window)
{
}
QAccessibleInterface *QAccessibleQuickWidgetOffscreenWindow::child(int index) const
{
Q_UNUSED(index);
return nullptr;
}
int QAccessibleQuickWidgetOffscreenWindow::childCount() const
{
return 0;
}
int QAccessibleQuickWidgetOffscreenWindow::indexOfChild(const QAccessibleInterface *iface) const
{
Q_UNUSED(iface);
return -1;
}
QAccessibleInterface *QAccessibleQuickWidgetOffscreenWindow::QAccessibleQuickWidgetOffscreenWindow::childAt(int x, int y) const
{
Q_UNUSED(x);
Q_UNUSED(y);
return nullptr;
}
#endif // accessibility
QT_END_NAMESPACE
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