Trying to add ActionListener to JButtons

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忘掉有多难
忘掉有多难 2020-12-21 23:50

I cannot figure out how to add Actionlisteners to the JButtons, any help would be much appreciated.

public class Translator extends         


        
6条回答
  •  别那么骄傲
    2020-12-22 00:26

    If you are using Java8, you can try this.

    JButton french = new JButton("French");
    french.addActionListener(new ActionListener(){
        @Override
        public void actionPerformed(ActionEvent ae){
            System.out.println("Button french clicked!");
        }
    });
    french.addActionListener(button -> System.out.println("Button Click listener..."));
    JFrame frame = new JFrame("Button Listener Test");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(french, BorderLayout.CENTER);
    frame.setSize(250, 250);
    frame.setVisible(true);
    

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