Method widgetSelectionChanged

plugins/widgetinspector/widgetinspectorserver.cpp:148–193

}

void WidgetInspectorServer::widgetSelectionChanged(const QItemSelection &selection)
{
    ProbeGuard guard;

    if (selection.isEmpty()) {
        m_propertyController->setObject(nullptr);
        return;
    }
    const QModelIndex index = selection.first().topLeft();

    QLayout *layout = nullptr;
    QWidget *widget = nullptr;
    if (index.isValid()) {
        QObject *obj = index.data(ObjectModel::ObjectRole).value<QObject *>();
        m_propertyController->setObject(obj);
        widget = qobject_cast<QWidget *>(obj);
        layout = qobject_cast<QLayout *>(obj);
        if (!widget && layout)
            widget = layout->parentWidget();
    } else {
        m_propertyController->setObject(nullptr);
    }

    if (m_selectedWidget == widget && !layout)
        return;

    if (!m_selectedWidget || !widget || m_selectedWidget->window() != widget->window())
        m_remoteView->resetView();
    m_selectedWidget = widget;
    m_remoteView->setEventReceiver(m_selectedWidget ? m_selectedWidget->window()->windowHandle() : nullptr);

    if (m_selectedWidget == m_overlayWidget) {
        // this should not happen, but apparently our object recovery is slightly too good sometimes ;)
        return;
    }

    if (layout)
        m_overlayWidget->placeOn(layout);
    else
        m_overlayWidget->placeOn(widget);

    if (!m_selectedWidget)
        return;

    updateWidgetPreview();
}

bool WidgetInspectorServer::eventFilter(QObject *object, QEvent *event)
{