mythplugin.h

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#ifndef MYTHPLUGIN_H_
#define MYTHPLUGIN_H_
 
#include <utility>
 
// Qt headers
#include <QHash>
#include <QLibrary>
#include <QMap>
 
// MythTV headers
#include "mythbaseexp.h"
 
class QSqlDatabase;
class MythContext;
class QPainter;
 
enum MythPluginType {
    kPluginType_Module = 0
};
 
class MythPlugin : public QLibrary
{
  public:
    MythPlugin(const QString &libname, QString plugname)
        : QLibrary(libname), m_plugName(std::move(plugname)) {}
    ~MythPlugin() override = default;
 
    // This method will call the mythplugin_init() function of the library.
    int init(const char *libversion);
 
    // This method will call the mythplugin_run() function of the library.
    int run(void);
 
    // This method will call the mythplugin_config() function of the library.
    int config(void);
 
    // This method will call the mythplugin_type() function of the library.
    // If such a function doesn't exist, it's a main module plugin.
    MythPluginType type(void);
 
    // This method will call the mythplugin_destroy() function of the library,
    // if such a function exists.
    void destroy(void);
 
    bool isEnabled() const { return m_enabled; }
    void setEnabled(bool enable) { m_enabled = enable; }
 
    int getPosition() const { return m_position; }
    void setPosition(int pos) { m_position = pos; }
 
    QString getName(void) { return m_plugName; }
 
  private:
    bool m_enabled {true};
    int m_position {0};
    QString m_plugName;
    QStringList m_features;
};
 
// this should only be instantiated through MythContext.
class MBASE_PUBLIC MythPluginManager
{
  public:
    MythPluginManager();
   ~MythPluginManager() = default;
 
    bool init_plugin(const QString &plugname);
    bool run_plugin(const QString &plugname);
    bool config_plugin(const QString &plugname);
    bool destroy_plugin(const QString &plugname);
 
    MythPlugin *GetPlugin(const QString &plugname);
 
    QStringList EnumeratePlugins(void);
    void DestroyAllPlugins();
 
  private:
    QHash<QString,MythPlugin*> m_dict;
 
    QMap<QString, MythPlugin *> m_moduleMap;
};
 
#endif