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how to get the instance of class that includes the component which activats action ev
public class myone extends JFrame
{
mylistener oblistener;
JLabel mylabel;
JButton addbtn;
...
addbtn=new JButton("add");
addbtn.addActionListener(oblistener);
...
}

the above is a main class,how to get the instance of myone that includes the variable addbtn from below?

public class mylistener extends WindowAdapter implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
Object ob= e.getSource();
}
。。。
}
excellent,very thanks!!!

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Sep 24, 2018 14:56:55.