code.vuplus.com Git - vuplus_dvbapp/blob - lib/nav/core.cpp

   1 #include <lib/nav/core.h>
   2
   3 void eNavigation::serviceEvent(iPlayableService* service, int event)
   4 {
   5         if (service != m_runningService)
   6         {
   7                 eDebug("nav: event for other service");
   8                 return;
   9         }
  10
  11         switch (event)
  12         {
  13         case iPlayableService::evEnd:
  14                         /* at first, kill the running service */
  15                 m_event(this, evStopService);
  16                 m_runningService = 0;
  17                 m_service_event_conn = 0;
  18                         /* our running main service stopped. remove it from playlist */
  19                 if (!m_playlist.empty())
  20                         m_playlist.erase(m_playlist.begin());
  21                 if (!m_playlist.empty())
  22                 {
  23                         RESULT res;
  24                         res = playService(m_playlist.front());
  25                         if (res)
  26                                 m_event(this, evPlayFailed);
  27                 } else
  28                         m_event(this, evPlaylistDone);
  29                 break;
  30         case iPlayableService::evStart:
  31                 m_event(this, evNewService);
  32                 break;
  33         default:
  34                 break;
  35         }
  36 }
  37
  38 RESULT eNavigation::playService(const eServiceReference &service)
  39 {
  40         assert(m_servicehandler);
  41         RESULT res = m_servicehandler->play(service, m_runningService);
  42         if (m_runningService)
  43         {
  44                 m_runningService->connectEvent(slot(*this, &eNavigation::serviceEvent), m_service_event_conn);
  45                 res = m_runningService->start();
  46         }
  47         return res;
  48 }
  49
  50 RESULT eNavigation::enqueueService(const eServiceReference &service)
  51 {
  52         int doplay = m_playlist.empty();
  53         m_playlist.push_back(service);
  54         if (doplay)
  55                 return playService(m_playlist.front());
  56         return 0;
  57 }
  58
  59 RESULT eNavigation::connectEvent(const Slot2<void,eNavigation*,int> &event, ePtr<eConnection> &connection)
  60 {
  61         connection = new eConnection(this, m_event.connect(event));
  62         return 0;
  63 }
  64
  65 RESULT eNavigation::getCurrentService(ePtr<iPlayableService> &service)
  66 {
  67         service = m_runningService;
  68         return 0;
  69 }
  70
  71 RESULT eNavigation::pause(int dop)
  72 {
  73         if (!m_runningService)
  74                 return -1;
  75         ePtr<iPauseableService> p;
  76         if (m_runningService->getIPausableService(p))
  77                 return -2;
  78         if (dop)
  79                 return p->pause();
  80         else
  81                 return p->unpause();
  82 }
  83
  84 eNavigation::eNavigation(iServiceHandler *serviceHandler): ref(0)
  85 {
  86         assert(serviceHandler);
  87         m_servicehandler = serviceHandler;
  88 }
  89
  90 eNavigation::~eNavigation()
  91 {
  92 }
  93
  94 DEFINE_REF(eNavigation);