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#ifndef BLUETOOTHLISTENER_H
#define BLUETOOTHLISTENER_H

#include <QtCore/QObject>
#include <QtCore/QProcess>

namespace trk {
struct BluetoothListenerPrivate;

/* BluetoothListener: Starts a helper process watching connections on a
 * Bluetooth device, Linux only:
 * The rfcomm command is used. It process can be started in the background
 * while connection attempts (TrkDevice::open()) are made in the foreground. */

class BluetoothListener : public QObject
{
    Q_OBJECT
    Q_DISABLE_COPY(BluetoothListener)
public:
    // The Mode property must be set before calling start().
    enum Mode {
        Listen, /* Terminate after client closed (read: Trk app
                 * on the phone terminated or disconnected).*/
        Watch   // Keep running, watch for next connection from client
    };

    explicit BluetoothListener(QObject *parent = 0);
    virtual ~BluetoothListener();

    Mode mode() const;
    void setMode(Mode m);

    bool start(const QString &device, QString *errorMessage);

    // Print messages on the console.
    bool printConsoleMessages() const;
    void setPrintConsoleMessages(bool p);

signals:
    void terminated();
    void message(const QString &);

public slots:
    void emitMessage(const QString &m); // accessed by starter

private slots:
    void slotStdOutput();
    void slotStdError();
    void slotProcessFinished(int, QProcess::ExitStatus);
    void slotProcessError(QProcess::ProcessError error);

private:
    int terminateProcess();

    BluetoothListenerPrivate *d;
};

} // namespace trk

#endif // BLUETOOTHLISTENER_H
