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#ifndef QINPUTINFO_H
#define QINPUTINFO_H

#include <QObject>
#include <QVector>
#include <QMap>
#include <QSocketNotifier>
#include <QDebug>

class QInputDeviceInfoPrivate;
class QInputDevicePrivate;
class QInputDevice;

class QInputDeviceInfoPrivate;
class QInputDeviceInfo : public QObject
{
    Q_OBJECT
    Q_PROPERTY(int deviceCount READ deviceCount)
public:

    enum InputType {
        Unknown = 0,
        Button = 1,
        Mouse = 2,
        TouchPad = 4,
        TouchScreen = 8,
        Keyboard = 16,
        Switch = 32
    };
    Q_ENUMS(InputType)
    Q_FLAGS(InputTypes)
    Q_DECLARE_FLAGS(InputTypes, InputType)

    explicit QInputDeviceInfo(QObject *parent = 0);

    Q_INVOKABLE QVector <QInputDevice *> deviceList();

    Q_INVOKABLE QMap <QString, QInputDevice *> deviceMap();
    int deviceCount() { return deviceList().count(); }
Q_SIGNALS:

    void deviceAdded(const QString & devicePath);
    void deviceRemoved(const QString & devicePath);

    void ready();

public Q_SLOTS:
    void addedDevice(const QString & devicePath);

private:
    Q_DISABLE_COPY(QInputDeviceInfo)
#if !defined(QT_SIMULATOR)
    QInputDeviceInfoPrivate *const d_ptr;
    Q_DECLARE_PRIVATE(QInputDeviceInfo)
#endif
};

class QInputDevice : public QObject
{
    friend class QInputDeviceInfoPrivate;
    Q_OBJECT
    Q_ENUMS(InputType)
    Q_FLAGS(InputTypes)
    Q_PROPERTY(QString name READ name NOTIFY nameChanged)
    Q_PROPERTY(QString devicePath READ devicePath NOTIFY devicePathChanged)
    Q_PROPERTY(QList <int> buttons READ buttons NOTIFY buttonsChanged)
    Q_PROPERTY(QList <int> switches READ switches NOTIFY switchesChanged)
    Q_PROPERTY(QList <int> relativeAxis READ relativeAxis NOTIFY relativeAxisChanged)
    Q_PROPERTY(QList <int> absoluteAxis READ absoluteAxis NOTIFY absoluteAxisChanged)
    Q_PROPERTY(QInputDeviceInfo::InputTypes types READ types NOTIFY typesChanged)

public:
    explicit QInputDevice(QObject *parent = 0);

    QString name() const;
    QString devicePath() const;
    QList <int> buttons() const; //keys event code
    QList <int> switches() const;
    QList <int> relativeAxis() const;
    QList <int> absoluteAxis() const;

    QInputDeviceInfo::InputTypes types();
Q_SIGNALS:
    void nameChanged();
    void devicePathChanged();
    void buttonsChanged();
    void switchesChanged();
    void relativeAxisChanged();
    void absoluteAxisChanged();
    void typesChanged();
private:
    QInputDevicePrivate *d_ptr;
    void setName(const QString &);
    void setDevicePath(const QString &);
    void addButton(int);
    void addSwitch(int);
    void addRelativeAxis(int);
    void addAbsoluteAxis(int);
    void setTypes(QInputDeviceInfo::InputTypes);
};

#endif // QINPUTINFO_H