Creates an animation to fade the dialog opacity from 1 to 0. - Java Swing

Java examples for Swing:JOptionPane

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Description

Creates an animation to fade the dialog opacity from 1 to 0.

Demo Code


//package com.java2s;

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

import javax.swing.JDialog;

import javax.swing.Timer;

public class Main {
    /**//from  www .j a  v a  2  s .  c  om
     * Creates an animation to fade the dialog opacity from 1 to 0.
     */
    public static void fadeOut(final JDialog dialog) {
        final Timer timer = new Timer(10, null);
        timer.setRepeats(true);
        timer.addActionListener(new ActionListener() {
            private float opacity = 1;

            @Override
            public void actionPerformed(ActionEvent e) {
                opacity -= 0.15f;
                dialog.setOpacity(Math.max(opacity, 0));
                if (opacity <= 0) {
                    timer.stop();
                    dialog.dispose();
                }
            }
        });

        dialog.setOpacity(1);
        timer.start();
    }
}

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