C++ (Cpp) QDrag::supportedActions Examples

Example #1

File: qwaylanddatadevice.cpp Project: Drakey83/steamlink-sdk

void QWaylandDataDevice::data_device_enter(uint32_t serial, wl_surface *surface, wl_fixed_t x, wl_fixed_t y, wl_data_offer *id)
{
    m_enterSerial = serial;
    m_dragWindow = QWaylandWindow::fromWlSurface(surface)->window();
    m_dragPoint = QPoint(wl_fixed_to_int(x), wl_fixed_to_int(y));

    QDrag *drag = static_cast<QWaylandDrag *>(QGuiApplicationPrivate::platformIntegration()->drag())->currentDrag();

    QMimeData *dragData;
    Qt::DropActions supportedActions;
    if (drag) {
        dragData = drag->mimeData();
        supportedActions = drag->supportedActions();
    } else {
        m_dragOffer.reset(static_cast<QWaylandDataOffer *>(wl_data_offer_get_user_data(id)));
        if (m_dragOffer) {
            dragData = m_dragOffer->mimeData();
            supportedActions = Qt::CopyAction | Qt::MoveAction | Qt::LinkAction;
        }
    }

    const QPlatformDragQtResponse &response = QWindowSystemInterface::handleDrag(m_dragWindow, dragData, m_dragPoint, supportedActions);

    if (drag) {
        static_cast<QWaylandDrag *>(QGuiApplicationPrivate::platformIntegration()->drag())->setResponse(response);
    } else {
        if (response.isAccepted()) {
            wl_data_offer_accept(m_dragOffer->object(), m_enterSerial, m_dragOffer->firstFormat().toUtf8().constData());
        } else {
            wl_data_offer_accept(m_dragOffer->object(), m_enterSerial, 0);
        }
    }
}

Example #2

File: qwaylanddatadevice.cpp Project: Drakey83/steamlink-sdk

void QWaylandDataDevice::data_device_motion(uint32_t time, wl_fixed_t x, wl_fixed_t y)
{
    Q_UNUSED(time);

    QDrag *drag = static_cast<QWaylandDrag *>(QGuiApplicationPrivate::platformIntegration()->drag())->currentDrag();

    if (!drag && !m_dragOffer)
        return;

    m_dragPoint = QPoint(wl_fixed_to_int(x), wl_fixed_to_int(y));

    QMimeData *dragData;
    Qt::DropActions supportedActions;
    if (drag) {
        dragData = drag->mimeData();
        supportedActions = drag->supportedActions();
    } else {
        dragData = m_dragOffer->mimeData();
        supportedActions = Qt::CopyAction | Qt::MoveAction | Qt::LinkAction;
    }

    QPlatformDragQtResponse response = QWindowSystemInterface::handleDrag(m_dragWindow, dragData, m_dragPoint, supportedActions);

    if (drag) {
        static_cast<QWaylandDrag *>(QGuiApplicationPrivate::platformIntegration()->drag())->setResponse(response);
    } else {
        if (response.isAccepted()) {
            wl_data_offer_accept(m_dragOffer->object(), m_enterSerial, m_dragOffer->firstFormat().toUtf8().constData());
        } else {
            wl_data_offer_accept(m_dragOffer->object(), m_enterSerial, 0);
        }
    }
}

Example #3

File: qwaylanddatadevice.cpp Project: Drakey83/steamlink-sdk

void QWaylandDataDevice::data_device_drop()
{
    QDrag *drag = static_cast<QWaylandDrag *>(QGuiApplicationPrivate::platformIntegration()->drag())->currentDrag();

    qDebug() << Q_FUNC_INFO << drag << m_dragOffer.data();

    QMimeData *dragData = 0;
    Qt::DropActions supportedActions;
    if (drag) {
        dragData = drag->mimeData();
        supportedActions = drag->supportedActions();
    } else if (m_dragOffer) {
        dragData = m_dragOffer->mimeData();
        supportedActions = Qt::CopyAction | Qt::MoveAction | Qt::LinkAction;
    } else {
        return;
    }

    QPlatformDropQtResponse response = QWindowSystemInterface::handleDrop(m_dragWindow, dragData, m_dragPoint, supportedActions);

    if (drag) {
        static_cast<QWaylandDrag *>(QGuiApplicationPrivate::platformIntegration()->drag())->finishDrag(response);
    }
}