lib/nav/core.cpp

   1 #include <lib/nav/core.h>
   2 #include <lib/base/eerror.h>
   3 #include <lib/python/python.h>
   4
   5 void eNavigation::serviceEvent(iPlayableService* service, int event)
   6 {
   7         if (service != m_runningService)
   8         {
   9                 eDebug("nav: event for other service");
  10                 return;
  11         }
  12         m_event(event);
  13 }
  14
  15 void eNavigation::recordEvent(iRecordableService* service, int event)
  16 {
  17         if (m_recordings.find(service) == m_recordings.end())
  18         {
  19                 eDebug("nav: event for non registered recording service");
  20                 return;
  21         }
  22         m_record_event(service, event);
  23 }
  24
  25 RESULT eNavigation::playService(const eServiceReference &service)
  26 {
  27         stopService();
  28
  29         assert(m_servicehandler);
  30         RESULT res = m_servicehandler->play(service, m_runningService);
  31         if (m_runningService)
  32         {
  33                 m_runningService->connectEvent(slot(*this, &eNavigation::serviceEvent), m_service_event_conn);
  34                 res = m_runningService->start();
  35         }
  36         return res;
  37 }
  38
  39 RESULT eNavigation::connectEvent(const Slot1<void,int> &event, ePtr<eConnection> &connection)
  40 {
  41         connection = new eConnection(this, m_event.connect(event));
  42         return 0;
  43 }
  44
  45 RESULT eNavigation::connectRecordEvent(const Slot2<void,ePtr<iRecordableService>,int> &event, ePtr<eConnection> &connection)
  46 {
  47         connection = new eConnection(this, m_record_event.connect(event));
  48         return 0;
  49 }
  50
  51 RESULT eNavigation::getCurrentService(ePtr<iPlayableService> &service)
  52 {
  53         service = m_runningService;
  54         return 0;
  55 }
  56
  57 RESULT eNavigation::stopService(void)
  58 {
  59                 /* check if there is a running service... */
  60         if (!m_runningService)
  61                 return 1;
  62
  63         ePtr<iPlayableService> tmp = m_runningService;
  64         m_runningService=0;
  65         tmp->stop();
  66
  67         /* send stop event */
  68         m_event(iPlayableService::evEnd);
  69
  70                 /* kill service. */
  71         m_service_event_conn = 0;
  72         return 0;
  73 }
  74
  75 RESULT eNavigation::recordService(const eServiceReference &ref, ePtr<iRecordableService> &service)
  76 {
  77         assert(m_servicehandler);
  78         RESULT res = m_servicehandler->record(ref, service);
  79         eDebug("record: %d", res);
  80         if (res)
  81                 service = 0;
  82         else
  83         {
  84                 ePtr<eConnection> conn;
  85                 service->connectEvent(slot(*this, &eNavigation::recordEvent), conn);
  86                 m_recordings[service]=conn;
  87         }
  88         return res;
  89 }
  90
  91 RESULT eNavigation::stopRecordService(ePtr<iRecordableService> &service)
  92 {
  93         service->stop();
  94         std::map<ePtr<iRecordableService>, ePtr<eConnection> >::iterator it =
  95                 m_recordings.find(service);
  96         if (it != m_recordings.end())
  97         {
  98                 m_recordings.erase(it);
  99                 return 0;
 100         }
 101         eDebug("try to stop non running recording!!");  // this should not happen
 102         return -1;
 103 }
 104
 105 PyObject *eNavigation::getRecordings(void)
 106 {
 107         ePyObject result = PyList_New(m_recordings.size());
 108         int pos=0;
 109         for (std::map<ePtr<iRecordableService>, ePtr<eConnection> >::iterator it(m_recordings.begin()); it != m_recordings.end(); ++it)
 110                 PyList_SET_ITEM(result, pos++, NEW_iRecordableServicePtr(it->first));
 111         return result;
 112 }
 113
 114 RESULT eNavigation::pause(int dop)
 115 {
 116         if (!m_runningService)
 117                 return -1;
 118         ePtr<iPauseableService> p;
 119         if (m_runningService->pause(p))
 120                 return -2;
 121         if (dop)
 122                 return p->pause();
 123         else
 124                 return p->unpause();
 125 }
 126
 127 eNavigation::eNavigation(iServiceHandler *serviceHandler)
 128 {
 129         assert(serviceHandler);
 130         m_servicehandler = serviceHandler;
 131 }
 132
 133 eNavigation::~eNavigation()
 134 {
 135         stopService();
 136 }
 137
 138 DEFINE_REF(eNavigation);