ProgressMonitor: setProgress(int nv) : ProgressMonitor « javax.swing « Java by API

1. Java by API
2. javax.swing
3. ProgressMonitor

ProgressMonitor: setProgress(int nv)

 
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.ProgressMonitor;
import javax.swing.Timer;

public class MainClass {
  static ProgressMonitor monitor;

  static int progress;

  static Timer timer;

  static class ProgressMonitorHandler implements ActionListener {
    public void actionPerformed(ActionEvent actionEvent) {
      if (monitor == null)
        return;
      if (monitor.isCanceled()) {
        System.out.println("Monitor canceled");
        timer.stop();
      } else {
        progress += 3;
        monitor.setProgress(progress);
        monitor.setNote("Loaded " + progress + " files");
      }
    }
  }

  public static void main(String args[]) {
    JFrame frame = new JFrame("ProgressMonitor Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JButton autoIncreaseButton = new JButton("Automatic Increase");
    ActionListener autoIncreaseActionListener = new ActionListener() {
      public void actionPerformed(ActionEvent actionEvent) {

        Component parent = (Component) actionEvent.getSource();
        monitor = new ProgressMonitor(parent, "Loading Progress", "Getting Started...", 0, 200);
        progress = 0;

        
        if (monitor != null) {
          if (timer == null) {
            timer = new Timer(250, new ProgressMonitorHandler());
          }
          timer.start();
        }
      }
    };
    autoIncreaseButton.addActionListener(autoIncreaseActionListener);
    frame.add(autoIncreaseButton);

    frame.setSize(300, 200);
    frame.setVisible(true);
  }
}




           
         
  

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