Androidstudio 演算子 紐付け

イベントリスナー 演算子紐付け 

・findViewById

・setOnClickListener

(new onClickListenerForOperation(Operation.演算子));



findViewById(R.id.addition).setOnClickListener(new OnClickListenerForOperation(Operation.PLUS));

-
findViewById(R.id.subtraction).setOnClickListener(new OnClickListenerForOperation(Operation.SUBTRACTION));

*
findViewById(R.id.multiplication).setOnClickListener(new OnClickListenerForOperation(Operation.MULTIPLICATION));

/
findViewById(R.id.division).setOnClickListener(new OnClickListenerForOperation(Operation.DIVISION));