package Ġco . ge ek semp ire . youtube player . player . listeners Ċ Ċ import Ġco . ge ek semp ire . youtube player . player . YouTube Player Ċ Ċ interface ĠYouTube Player Callback Ġ{ ĊĠĠĠ Ġfun Ġon YouTube Player ( you Tube Player : ĠYouTube Player ) Ċ }