Java Swing Restart Timer After Operation

此生再无相见时 提交于 2019-12-02 07:55:38
MadProgrammer

I was going to post this into your previous question, but it seems you've some progress, well done.

Okay, so, this example gives you three buttons to choose from. When you click one, it records what you choose, disables the buttons and starts a Timer which waits 1 second.

The Timer's ActionListener then checks to see what you choose and updates the output, then starts another Timer which waits 1 second, which then re-enables the buttons...

import java.awt.BorderLayout;
import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.Timer;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;

public class Chocies {

    public static void main(String[] args) {
        new Chocies();
    }

    public Chocies() {
        EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                try {
                    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
                } catch (ClassNotFoundException | InstantiationException | IllegalAccessException | UnsupportedLookAndFeelException ex) {
                }

                JFrame frame = new JFrame("Testing");
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                frame.setLayout(new BorderLayout());
                frame.add(new TestPane());
                frame.pack();
                frame.setLocationRelativeTo(null);
                frame.setVisible(true);
            }
        });
    }

    public class TestPane extends JPanel {

        private JButton choice1;
        private JButton choice2;
        private JButton choice3;

        private JLabel output;

        private JButton choice;

        public TestPane() {
            setLayout(new BorderLayout());
            choice1 = new JButton("Door 1");
            choice2 = new JButton("Door 2");
            choice3 = new JButton("Door 3");
            JPanel panel = new JPanel();
            panel.add(choice1);
            panel.add(choice2);
            panel.add(choice3);

            output = new JLabel("Pick a door");
            output.setHorizontalAlignment(JLabel.CENTER);

            add(output, BorderLayout.NORTH);
            add(panel);

            ButtonHandler handler = new ButtonHandler();
            choice1.addActionListener(handler);
            choice2.addActionListener(handler);
            choice3.addActionListener(handler);
        }

        public class ButtonHandler implements ActionListener {

            @Override
            public void actionPerformed(ActionEvent e) {
                output.setText("Wait for it...");
                choice = (JButton) e.getSource();
                choice1.setEnabled(false);
                choice2.setEnabled(false);
                choice3.setEnabled(false);
                Timer timer = new Timer(1000, new TimerHandler());
                timer.setRepeats(false);
                timer.start();
            }

        }

        public class TimerHandler implements ActionListener {

            @Override
            public void actionPerformed(ActionEvent e) {
                if (choice1 == choice) {
                    output.setText("Door 1 selected");
                } else if (choice2 == choice) {
                    output.setText("Door 2 selected");
                } else if (choice3 == choice) {
                    output.setText("Door 3 selected");
                }

                Timer timer = new Timer(1000, new ActionListener() {
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        choice1.setEnabled(true);
                        choice2.setEnabled(true);
                        choice3.setEnabled(true);
                    }
                });
                timer.setRepeats(false);
                timer.start();
            }

        }

    }

}
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