C++ (Cpp) DFBWindowOptions Examples

Example #1

File: qdirectfbwindow.cpp Project: KDE/android-qt5-qtbase

void QDirectFbWindow::createDirectFBWindow()
{
    Q_ASSERT(!m_dfbWindow.data());

    DFBDisplayLayerConfig layerConfig;
    IDirectFBDisplayLayer *layer;

    layer = toDfbScreen(window())->dfbLayer();
    layer->GetConfiguration(layer, &layerConfig);

    DFBWindowDescription description;
    memset(&description,0,sizeof(DFBWindowDescription));
    description.flags = DFBWindowDescriptionFlags(DWDESC_WIDTH|DWDESC_HEIGHT|DWDESC_POSX|DWDESC_POSY|DWDESC_SURFACE_CAPS
                                                  |DWDESC_OPTIONS
                                                  |DWDESC_CAPS);
    description.width = qMax(1, window()->width());
    description.height = qMax(1, window()->height());
    description.posx = window()->x();
    description.posy = window()->y();

    if (layerConfig.surface_caps & DSCAPS_PREMULTIPLIED)
        description.surface_caps = DSCAPS_PREMULTIPLIED;
    description.pixelformat = layerConfig.pixelformat;

    description.options = DFBWindowOptions(DWOP_ALPHACHANNEL);
    description.caps = DFBWindowCapabilities(DWCAPS_DOUBLEBUFFER|DWCAPS_ALPHACHANNEL);

    DFBResult result = layer->CreateWindow(layer, &description, m_dfbWindow.outPtr());
    if (result != DFB_OK)
        DirectFBError("QDirectFbWindow: failed to create window", result);

    m_dfbWindow->SetOpacity(m_dfbWindow.data(), 0xff);
    m_inputHandler->addWindow(m_dfbWindow.data(), window());
}

Example #2

File: qdirectfbwindow.cpp Project: venkatarajasekhar/Qt

void QDirectFbWindow::setWindowFlags(Qt::WindowFlags flags)
{
    switch (flags & Qt::WindowType_Mask) {
    case Qt::ToolTip: {
        DFBWindowOptions options;
        m_dfbWindow->GetOptions(m_dfbWindow.data(), &options);
        options = DFBWindowOptions(options | DWOP_GHOST);
        m_dfbWindow->SetOptions(m_dfbWindow.data(), options);
        break; }
    default:
        break;
    }

    m_dfbWindow->SetStackingClass(m_dfbWindow.data(), flags & Qt::WindowStaysOnTopHint ? DWSC_UPPER : DWSC_MIDDLE);
}

Example #3

File: qdirectfbwindow.cpp Project: Suneal/qt

QT_BEGIN_NAMESPACE

QDirectFbWindow::QDirectFbWindow(QWidget *tlw, QDirectFbInput *inputhandler)
    : QPlatformWindow(tlw), m_inputHandler(inputhandler)
{
    DFBDisplayLayerConfig layerConfig;
    IDirectFBDisplayLayer *layer;

    layer = toDfbScreen(tlw)->dfbLayer();
    toDfbScreen(tlw)->dfbLayer()->GetConfiguration(layer, &layerConfig);

    DFBWindowDescription description;
    memset(&description,0,sizeof(DFBWindowDescription));
    description.flags = DFBWindowDescriptionFlags(DWDESC_WIDTH|DWDESC_HEIGHT|DWDESC_POSX|DWDESC_POSY|DWDESC_SURFACE_CAPS
#if DIRECTFB_MINOR_VERSION >= 1
                                                  |DWDESC_OPTIONS
#endif
                                                  |DWDESC_CAPS);
    description.width = tlw->width();
    description.height = tlw->height();
    description.posx = tlw->x();
    description.posy = tlw->y();

    if (layerConfig.surface_caps & DSCAPS_PREMULTIPLIED)
        description.surface_caps = DSCAPS_PREMULTIPLIED;
    description.pixelformat = layerConfig.pixelformat;

#if DIRECTFB_MINOR_VERSION >= 1
    description.options = DFBWindowOptions(DWOP_ALPHACHANNEL);
#endif
    description.caps = DFBWindowCapabilities(DWCAPS_DOUBLEBUFFER|DWCAPS_ALPHACHANNEL);
    description.surface_caps = DSCAPS_PREMULTIPLIED;

    DFBResult result = layer->CreateWindow(layer, &description, m_dfbWindow.outPtr());
    if (result != DFB_OK) {
        DirectFBError("QDirectFbGraphicsSystemScreen: failed to create window",result);
    }

    m_dfbWindow->SetOpacity(m_dfbWindow.data(), 0xff);

    setVisible(widget()->isVisible());

    m_inputHandler->addWindow(m_dfbWindow.data(), tlw);
}