Class infixView.InfixGUI$OpListener
- class InfixGUI$OpListener
- extends Object
- implements ActionListener
Note how this inner class accesses the private _calc and _display fields.

op

OpListener
(IBinOp)

actionPerformed
(ActionEvent)

op
private IBinOp op

OpListener
public OpListener(IBinOp o)

actionPerformed
public void actionPerformed(ActionEvent e)