Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;

import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JOptionPane;

public class Main {

    public static void main(String[] args) {
        JFrame frame = new JFrame();
        JFileChooser fc = new JFileChooser();
        fc.setMultiSelectionEnabled(true);
        fc.setCurrentDirectory(new File("C:\\tmp"));
        JButton btn1 = new JButton("Show Dialog");
        btn1.addActionListener(e -> fc.showDialog(frame, "Choose"));
        JButton btn2 = new JButton("Show Open Dialog");
        btn2.addActionListener(e -> {
            int retVal = fc.showOpenDialog(frame);
            if (retVal == JFileChooser.APPROVE_OPTION) {
                File[] selectedfiles = fc.getSelectedFiles();
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < selectedfiles.length; i++) {
                    sb.append(selectedfiles[i].getName());
                    sb.append("\n");
                }
                JOptionPane.showMessageDialog(frame, sb.toString());
            }
        });
        JButton btn3 = new JButton("Show Save Dialog");
        btn3.addActionListener(e -> fc.showSaveDialog(frame));
        Container pane = frame.getContentPane();
        pane.setLayout(new GridLayout(3, 1, 10, 10));
        pane.add(btn1);
        pane.add(btn2);
        pane.add(btn3);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.pack();
        frame.setVisible(true);
    }
}