package Ġcom . example . nu on uo . view Ċ Ċ interface ĠMessage ListView Ġ{ ĊĠĠĠ Ġfun Ġget Send Failed ( errorMessage : ĠString ?) ĊĊĠĠĠ Ġfun Ġget Sent Success () ĊĊĠĠĠ Ġfun Ġget Receive Failed ( errorMessage : ĠString ?) ĊĊĠĠĠ Ġfun Ġ Ġget Receive Success () ĊĊĠĠĠ Ġfun Ġstop Refresh () Ċ }