C++ MidiDevice::setName方法代码示例

void
ModifyDeviceCommand::unexecute()
{
    Device *device = m_studio->getDevice(m_device);
    if (!device) {
        std::cerr << "ERROR: ModifyDeviceCommand::unexecute(): no such device as " << m_device << std::endl;
        return;
    }

    MidiDevice *midiDevice = dynamic_cast<MidiDevice *>(device);
    if (!midiDevice) {
        std::cerr << "ERROR: ModifyDeviceCommand::unexecute(): device " << m_device << " is not a MIDI device" << std::endl;
        return;
    }

    if (m_rename)
        midiDevice->setName(m_oldName);
    midiDevice->replaceBankList(m_oldBankList);
    midiDevice->replaceProgramList(m_oldProgramList);
    midiDevice->replaceControlParameters(m_oldControlList);
    midiDevice->replaceKeyMappingList(m_oldKeyMappingList);
    midiDevice->setLibrarian(m_oldLibrarianName, m_oldLibrarianEmail);
    if (m_changeVariation)
        midiDevice->setVariationType(m_oldVariationType);

    InstrumentList instruments = midiDevice->getAllInstruments();
    for (size_t i = 0; i < instruments.size(); ++i) {
        instruments[i]->setProgram(m_oldInstrumentPrograms[i]);
    }

    // ??? Instead of this kludge, we should be calling a Studio::hasChanged()
    //     which would then notify all observers (e.g. MIPP) who, in turn,
    //     would update themselves.
    RosegardenMainWindow::self()->uiUpdateKludge();
}

void MPConfig::mdevViewItemRenamed(QTableWidgetItem* item)
{
    int col = item->column();
    QString s = item->text();
    //printf("MPConfig::mdevViewItemRenamed col:%d txt:%s\n", col, s.toLatin1().constData());
    if (item == 0)
        return;
    switch (col)
    {
        case DEVCOL_DEF_IN_CHANS:
        {
            QString id = item->tableWidget()->item(item->row(), DEVCOL_NO)->text();
            int no = atoi(id.toLatin1().constData()) - 1;
            if (no < 0 || no >= kMaxMidiPorts)
                return;
            midiPorts[no].setDefaultInChannels(((1 << kMaxMidiChannels) - 1) & string2bitmap(s));
            song->update();
        }
            break;
        case DEVCOL_DEF_OUT_CHANS:
        {
            QString id = item->tableWidget()->item(item->row(), DEVCOL_NO)->text();
            int no = atoi(id.toLatin1().constData()) - 1;
            if (no < 0 || no >= kMaxMidiPorts)
                return;
            midiPorts[no].setDefaultOutChannels(((1 << kMaxMidiChannels) - 1) & string2bitmap(s));
            song->update();
        }
            break;
        case DEVCOL_NAME:
        {
            QString id = item->tableWidget()->item(item->row(), DEVCOL_NO)->text();
            int no = atoi(id.toLatin1().constData()) - 1;
            if (no < 0 || no >= kMaxMidiPorts)
                return;

            MidiPort* port = &midiPorts[no];
            MidiDevice* dev = port->device();
            // Only Jack midi devices.
            if (!dev || dev->deviceType() != MidiDevice::JACK_MIDI)
                return;
            if (dev->name() == s)
                return;

            if (midiDevices.find(s))
            {
                QMessageBox::critical(this,
                        tr("LOS: bad device name"),
                        tr("please choose a unique device name"),
                        QMessageBox::Ok,
                        Qt::NoButton,
                        Qt::NoButton);
                songChanged(-1);
                return;
            }
            dev->setName(s);
            song->update();
        }
            break;
        default:
            //printf("MPConfig::mdevViewItemRenamed unknown column clicked col:%d txt:%s\n", col, s.toLatin1().constData());
            break;
    }
}