C++ (Cpp) QT_VFB_KEYBOARD_PIPE Examples

Example #1

File: qvfbprotocol.cpp Project: AtlantisCD9/Qt

QVFbKeyPipeProtocol::QVFbKeyPipeProtocol(int display_id)
    : QVFbKeyProtocol(display_id)
{
    fileName = QT_VFB_KEYBOARD_PIPE(display_id);
    fd = openPipe(fileName.toLocal8Bit().constData());

    if (fd == -1)
	qFatal("Cannot open keyboard pipe %s", fileName.toLocal8Bit().data());
}

Example #2

File: qscreenvfb_qws.cpp Project: 12307/VLC-for-VS2010

bool QVFbScreen::initDevice()
{
#ifndef QT_NO_QWS_MOUSE_QVFB
    const QString mouseDev = QT_VFB_MOUSE_PIPE(displayId);
    d_ptr->mouse = new QVFbMouseHandler(QLatin1String("QVFbMouse"), mouseDev);
    qwsServer->setDefaultMouse("None");
    if (d_ptr->mouse)
        d_ptr->mouse->setScreen(this);
#endif

#if !defined(QT_NO_QWS_KBD_QVFB) && !defined(QT_NO_QWS_KEYBOARD)
    const QString keyboardDev = QT_VFB_KEYBOARD_PIPE(displayId);
    d_ptr->keyboard = new QVFbKeyboardHandler(keyboardDev);
    qwsServer->setDefaultKeyboard("None");
#endif

    if (d_ptr->hdr->dataoffset >= (int)sizeof(QVFbHeader))
        d_ptr->hdr->serverVersion = QT_VERSION;

    if(d==8) {
        screencols=256;
        if (grayscale) {
            // Build grayscale palette
            for(int loopc=0;loopc<256;loopc++) {
                screenclut[loopc]=qRgb(loopc,loopc,loopc);
            }
        } else {
            // 6x6x6 216 color cube
            int idx = 0;
            for(int ir = 0x0; ir <= 0xff; ir+=0x33) {
                for(int ig = 0x0; ig <= 0xff; ig+=0x33) {
                    for(int ib = 0x0; ib <= 0xff; ib+=0x33) {
                        screenclut[idx]=qRgb(ir, ig, ib);
                        idx++;
                    }
                }
            }
            screencols=idx;
        }
        memcpy(d_ptr->hdr->clut, screenclut, sizeof(QRgb) * screencols);
        d_ptr->hdr->numcols = screencols;
    } else if (d == 4) {
        int val = 0;
        for (int idx = 0; idx < 16; idx++, val += 17) {
            screenclut[idx] = qRgb(val, val, val);
        }
        screencols = 16;
        memcpy(d_ptr->hdr->clut, screenclut, sizeof(QRgb) * screencols);
        d_ptr->hdr->numcols = screencols;
    } else if (d == 1) {
        screencols = 2;
        screenclut[1] = qRgb(0xff, 0xff, 0xff);
        screenclut[0] = qRgb(0, 0, 0);
        memcpy(d_ptr->hdr->clut, screenclut, sizeof(QRgb) * screencols);
        d_ptr->hdr->numcols = screencols;
    }

#ifndef QT_NO_QWS_CURSOR
    QScreenCursor::initSoftwareCursor();
#endif
    return true;
}