klass saxeli sheecvala
events gadacemuli obieqtis shenaxva sheudzlia
downloaderis eventis dacherisas es klasi sias xatavs
axali listeneri manqanebis lsiis gadmoweristvis
gauqmda observer pattern. zedmeti kodi mainc wasashleleia sxva klasebshi
cvladebis saxelebi gadaketda
bazas ar vexebit. gadmoweril lists eventad vesvrit initializer-s