backendselect.h

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#ifndef BACKENDSELECT_H
#define BACKENDSELECT_H
 
#include <QMutex>
#include <QString>
 
// MythTV
#include "libmythui/mythscreentype.h"
#include "libmythupnp/upnpdevice.h"
 
class QEventLoop;
class MythUIButtonList;
class MythUIButton;
 
class DatabaseParams;
 
using ItemMap = QMap <QString, DeviceLocation*>;
 
class BackendSelection : public MythScreenType
{
    Q_OBJECT
 
  public:
    enum Decision : std::int8_t
    {
        kManualConfigure = -1,
        kCancelConfigure = 0,
        kAcceptConfigure = +1,
    };
    static Decision Prompt(DatabaseParams *dbParams, const QString& config_filename);
 
    BackendSelection(MythScreenStack *parent, DatabaseParams *params,
                     QString config_filename, bool exitOnFinish = false);
    ~BackendSelection() override;
 
    bool Create(void) override; // MythScreenType
    void Close(void) override; // MythScreenType
 
  protected:
    void customEvent(QEvent *event) override; // QObject
    void Load(void) override; // MythScreenType
    void Init(void) override; // MythScreenType
 
  protected slots:
    void Accept(void);
    void Accept(MythUIButtonListItem *item);
    void Manual(void);   
    void Cancel(void);  
 
  private:
    bool ConnectBackend(DeviceLocation *dev);
    void AddItem(DeviceLocation *dev);
    void RemoveItem(const QString& USN);
    bool TryDBfromURL(const QString &error, const QString& URL);
    void PromptForPassword(void);
    void CloseWithDecision(Decision d);
 
    DatabaseParams   *m_dbParams        {nullptr};
    QString           m_configFilename;
    bool              m_exitOnFinish;
    ItemMap           m_devices;
 
    MythUIButtonList *m_backendList     {nullptr};
    MythUIButton     *m_manualButton    {nullptr};
    MythUIButton     *m_saveButton      {nullptr};
    MythUIButton     *m_cancelButton    {nullptr};
 
    QString           m_pinCode;
    QString           m_usn;
 
    QMutex            m_mutex;
 
    Decision          m_backendDecision {kCancelConfigure};
    QEventLoop       *m_loop            {nullptr};
};
 
Q_DECLARE_METATYPE(DeviceLocation*)
 
#endif // BACKENDSELECT_H