devicemanagerdialog.cpp

LINUX下的混音软件

            return ;
        }

        QDataStream reply(replyData, IO_ReadOnly);
        unsigned int connections = 0;
        if (replyType == "unsigned int")
            reply >> connections;

        for (unsigned int i = 0; i < connections; ++i) {

            QByteArray data;
            QByteArray replyData;
            QCString replyType;
            QDataStream arg(data, IO_WriteOnly);
            arg << (int)Device::Midi;
            arg << direction;
            arg << i;


            if (!rgapp->sequencerCall("getConnection(int, unsigned int, unsigned int)",
                                      replyType, replyData, data)) {
                RG_DEBUG << "DeviceManagerDialog: can't call Sequencer" << endl;
                list.append(i18n("No connection"));
                return ;
            }

            QDataStream reply(replyData, IO_ReadOnly);
            QString connection;
            if (replyType == "QString") {
                reply >> connection;
                list.append(connection);
            }
        }

        list.append(i18n("No connection"));
    }

    void
    DeviceManagerDialog::closeEvent(QCloseEvent *e)
    {
        emit closing();
        KMainWindow::closeEvent(e);
    }

    DeviceId
    DeviceManagerDialog::getPlayDeviceIdAt(int row)
    {
        if (row < 0 || row > (int)m_playDevices.size())
            return Device::NO_DEVICE;
        return m_playDevices[row]->getId();
    }

    DeviceId
    DeviceManagerDialog::getRecordDeviceIdAt(int row)
    {
        if (row < 0 || row > (int)m_recordDevices.size())
            return Device::NO_DEVICE;
        return m_recordDevices[row]->getId();
    }

    void
    DeviceManagerDialog::slotAddPlayDevice()
    {
        QString connection = "";
        if (m_playConnections.size() > 0)
            connection = m_playConnections[m_playConnections.size() - 1];
        CreateOrDeleteDeviceCommand *command = new CreateOrDeleteDeviceCommand
                                               (m_studio,
                                                qstrtostr(i18n("New Device")),
                                                Device::Midi,
                                                MidiDevice::Play,
                                                qstrtostr(connection));
        m_document->getCommandHistory()->addCommand(command);
    }

    void
    DeviceManagerDialog::slotAddRecordDevice()
    {
        QString connection = "";
        if (m_recordConnections.size() > 0)
            connection = m_recordConnections[m_recordConnections.size() - 1];
        CreateOrDeleteDeviceCommand *command = new CreateOrDeleteDeviceCommand
                                               (m_studio,
                                                qstrtostr(i18n("New Device")),
                                                Device::Midi,
                                                MidiDevice::Record,
                                                qstrtostr(connection));
        m_document->getCommandHistory()->addCommand(command);
    }

    void
    DeviceManagerDialog::slotDeletePlayDevice()
    {
        // should really grey out if nothing current
        DeviceId id = getPlayDeviceIdAt(m_playTable->currentRow());
        if (id == Device::NO_DEVICE)
            return ;
        CreateOrDeleteDeviceCommand *command = new CreateOrDeleteDeviceCommand
                                               (m_studio, id);
        m_document->getCommandHistory()->addCommand(command);

        QByteArray data;
        QDataStream arg(data, IO_WriteOnly);
        arg << (unsigned int)id;
        rgapp->sequencerSend("removeDevice(unsigned int)", data);
    }

    void
    DeviceManagerDialog::slotDeleteRecordDevice()
    {
        DeviceId id = getRecordDeviceIdAt(m_recordTable->currentRow());
        if (id == Device::NO_DEVICE)
            return ;
        CreateOrDeleteDeviceCommand *command = new CreateOrDeleteDeviceCommand
                                               (m_studio, id);
        m_document->getCommandHistory()->addCommand(command);
    }

    void
    DeviceManagerDialog::slotPlayValueChanged(int row, int col)
    {
        if (!m_document)
            return ; // closing
        DeviceId id = getPlayDeviceIdAt(row);
        if (id == Device::NO_DEVICE)
            return ;

        Device *device = m_studio->getDevice(id);
        if (!device) {
            std::cerr << "WARNING: DeviceManagerDialog::slotPlayValueChanged(): device at row "
            << row << " (id " << id << ") not found in studio"
            << std::endl;
            return ;
        }

        switch (col) {

        case PLAY_NAME_COL: {
                std::string name = qstrtostr(m_playTable->text(row, col));
                if (device->getName() != name) {

                    m_document->getCommandHistory()->addCommand
                    (new RenameDeviceCommand(m_studio, id, name));
                    emit deviceNamesChanged();

                    QByteArray data;
                    QDataStream arg(data, IO_WriteOnly);

                    arg << (unsigned int)id;
                    arg << m_playTable->text(row, col);

                    rgapp->sequencerSend("renameDevice(unsigned int, QString)", data);
                }
            }
            break;

        case PLAY_CONNECTION_COL: {
                std::string connection = qstrtostr(m_playTable->text(row, col));
                if (connection == qstrtostr(m_noConnectionString))
                    connection = "";
                if (device->getConnection() != connection) {
                    m_document->getCommandHistory()->addCommand
                    (new ReconnectDeviceCommand(m_studio, id, connection));
                }
            }
            break;
        }
    }

    void
    DeviceManagerDialog::slotRecordValueChanged(int row, int col)
    {
        if (!m_document)
            return ; // closing
        DeviceId id = getRecordDeviceIdAt(row);
        if (id == Device::NO_DEVICE)
            return ;

        Device *device = m_studio->getDevice(id);
        if (!device) {
            std::cerr << "WARNING: DeviceManagerDialog::slotRecordValueChanged(): device at row "
            << row << " (id " << id << ") not found in studio"
            << std::endl;
            return ;
        }

        switch (col) {

        case RECORD_NAME_COL: {
                std::string name = qstrtostr(m_recordTable->text(row, col));
                if (device->getName() != name) {

                    m_document->getCommandHistory()->addCommand
                    (new RenameDeviceCommand(m_studio, id, name));
                    emit deviceNamesChanged();

                    QByteArray data;
                    QDataStream arg(data, IO_WriteOnly);

                    arg << (unsigned int)id;
                    arg << m_recordTable->text(row, col);

                    rgapp->sequencerSend("renameDevice(unsigned int, QString)", data);
                }
            }
            break;

        case RECORD_CONNECTION_COL: {
                std::string connection = qstrtostr(m_recordTable->text(row, col));
                if (device->getConnection() != connection) {
                    m_document->getCommandHistory()->addCommand
                    (new ReconnectDeviceCommand(m_studio, id, connection));
                }
            }
            break;

        case RECORD_CURRENT_COL: {
                m_recordTable->blockSignals(true);

                QCheckTableItem *check =
                    dynamic_cast<QCheckTableItem *>(m_recordTable->item(row, col));
                if (!check)
                    return ;

                bool actionConnect = check->isChecked();

                // The following lines are not strictly needed, but give the checkboxes
                // a smoother behavior while waiting a confirmation from the sequencer.
                //
                check->setText(actionConnect ? i18n("Yes") : i18n("No"));
                MidiDevice *device =
                    dynamic_cast<MidiDevice*>(m_studio->getDevice(id));
                device->setRecording(actionConnect);

                m_recordTable->setCurrentCell(row, 0);

                m_document->getCommandHistory()->addCommand
                (new ChangeRecordDeviceCommand(id, actionConnect));

                m_recordTable->blockSignals(false);
            }
            break;
        }
    }

    void
    DeviceManagerDialog::slotPlayDeviceSelected(int row, int col)
    {
        RG_DEBUG << "slotPlayDeviceSelected(" << row << "," << col << ")" << endl;

        bool enable = (row >= 0 && row < (int)m_playDevices.size());
        m_deletePlayButton->setEnabled(enable);
        m_importButton->setEnabled(enable);
        m_exportButton->setEnabled(enable);
        m_banksButton->setEnabled(enable);
        m_controllersButton->setEnabled(enable);
    }

    void
    DeviceManagerDialog::slotRecordDeviceSelected(int row, int col)
    {
        RG_DEBUG << "slotRecordDeviceSelected(" << row << "," << col << ")" << endl;

        bool enable = (row >= 0 && row < (int)m_recordDevices.size());
        m_deleteRecordButton->setEnabled(enable);
    }

    void
    DeviceManagerDialog::slotImport()
    {
        DeviceId id = getPlayDeviceIdAt(m_playTable->currentRow());
        if (id == Device::NO_DEVICE)
            return ;

        QString deviceDir = KGlobal::dirs()->findResource("appdata", "library/");
        QDir dir(deviceDir);
        if (!dir.exists()) {
            deviceDir = ":ROSEGARDENDEVICE";
        } else {
            deviceDir = "file://" + deviceDir;
        }

        KURL url = KFileDialog::getOpenURL
                   (deviceDir,
                    "audio/x-rosegarden-device audio/x-rosegarden audio/x-soundfont",
                    this, i18n("Import from Device in File"));

        if (url.isEmpty())
            return ;

        ImportDeviceDialog *dialog = new ImportDeviceDialog(this, url);
        if (dialog->doImport() && dialog->exec() == QDialog::Accepted) {

            ModifyDeviceCommand *command = 0;

            BankList banks(dialog->getBanks());
            ProgramList programs(dialog->getPrograms());
            ControlList controls(dialog->getControllers());
            KeyMappingList keyMappings(dialog->getKeyMappings());
            MidiDevice::VariationType variation(dialog->getVariationType());
            std::string librarianName(dialog->getLibrarianName());
            std::string librarianEmail(dialog->getLibrarianEmail());

            // don't record the librarian when
            // merging banks -- it's misleading.
            // (also don't use variation type)
            if (!dialog->shouldOverwriteBanks()) {
                librarianName = "";
                librarianEmail = "";
            }

            command = new ModifyDeviceCommand(m_studio,
                                              id,
                                              dialog->getDeviceName(),
                                              librarianName,
                                              librarianEmail);

            if (dialog->shouldOverwriteBanks()) {
                command->setVariation(variation);
            }
            if (dialog->shouldImportBanks()) {
                command->setBankList(banks);
                command->setProgramList(programs);
            }
            if (dialog->shouldImportControllers()) {
                command->setControlList(controls);
            }
            if (dialog->shouldImportKeyMappings()) {
                command->setKeyMappingList(keyMappings);
            }

            command->setOverwrite(dialog->shouldOverwriteBanks());
            command->setRename(dialog->shouldRename());

            m_document->getCommandHistory()->addCommand(command);

            if (dialog->shouldRename())
                emit deviceNamesChanged();
        }

        delete dialog;
    }

    void
    DeviceManagerDialog::slotExport()
    {
        QString extension = "rgd";

        QString name =
            KFileDialog::getSaveFileName(":ROSEGARDEN",
                                         (extension.isEmpty() ? QString("*") : ("*." + extension)),
                                         this,
                                         i18n("Export Device as..."));

        // Check for the existence of the name
        if (name.isEmpty())
            return ;

        // Append extension if we don't have one
        //
        if (!extension.isEmpty()) {
            if (!name.endsWith("." + extension)) {
                name += "." + extension;
            }
        }

        QFileInfo info(name);

        if (info.isDir()) {
            KMessageBox::sorry(this, i18n("You have specified a directory"));
            return ;
        }

        if (info.exists()) {
            int overwrite = KMessageBox::questionYesNo
                            (this, i18n("The specified file exists.  Overwrite?"));

            if (overwrite != KMessageBox::Yes)
                return ;

        }

        std::vector<DeviceId> devices;
        DeviceId id = getPlayDeviceIdAt(m_playTable->currentRow());
        MidiDevice *md = 0;
        if (id != Device::NO_DEVICE) {
            md = dynamic_cast<MidiDevice *>(m_studio->getDevice(id));
        }
        if (md) {
            ExportDeviceDialog ed(this, strtoqstr(md->getName()));
            if (ed.exec() != QDialog::Accepted)
                return ;
            if (ed.getExportType() == ExportDeviceDialog::ExportOne) {
                devices.push_back(id);
            }
        }

        m_document->exportStudio(name, devices);
    }

    void
    DeviceManagerDialog::slotSetBanks()
    {
        DeviceId id = getPlayDeviceIdAt(m_playTable->currentRow());
        emit editBanks(id);
    }

    void
    DeviceManagerDialog::slotSetControllers()
    {
        DeviceId id = getPlayDeviceIdAt(m_playTable->currentRow());
        emit editControllers(id);
    }

    }
#include "DeviceManagerDialog.moc"