Java Utililty Methods Swing Icon

List of utility methods to do Swing Icon

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Description

The list of methods to do Swing Icon are organized into topic(s).

Method

ImageIconcreateTransparentIcon(int width)
create Transparent Icon 
final Image image = new BufferedImage(width, width, BufferedImage.TYPE_4BYTE_ABGR);
return new ImageIcon(image);
Icondarken(Icon icon)
Returns a slightly darker version of the icon. 
BufferedImage img = getBufferedImageFromIcon(icon);
if (img == null)
    return icon;
BufferedImageOp op = new RescaleOp(0.75f, 0, null);
return new ImageIcon(op.filter(img, null));
IconemptyIcon(final int width, final int height)
Returns an icon with a given size and no content. 
return new Icon() {
    public int getIconWidth() {
        return width;
    public int getIconHeight() {
        return height;
    public void paintIcon(Component c, Graphics g, int x, int y) {
...
ListgetApplicationIcons()
get Application Icons 
if (tnicon == null) {
    tnicon = new ArrayList<Image>();
    tnicon.add(
            new ImageIcon(ClassLoader.getSystemClassLoader().getResource("tn5250j-16x16.png")).getImage());
    tnicon.add(
            new ImageIcon(ClassLoader.getSystemClassLoader().getResource("tn5250j-32x32.png")).getImage());
    tnicon.add(
            new ImageIcon(ClassLoader.getSystemClassLoader().getResource("tn5250j-48x48.png")).getImage());
...
IcongetBadgedIcon(Icon icon, Icon badge)
get Badged Icon 
int sHeight = badge.getIconHeight();
int sWidth = badge.getIconWidth();
return getBadgedIcon(icon, badge, sWidth / 2, sHeight / 2);
JButtongetbtnIcon(String iconpath)
getbtn Icon 
JButton button = new JButton();
button.setIcon(new ImageIcon(iconpath));
button.setBorder(null);
button.setFocusPainted(false);
button.setContentAreaFilled(false);
return button;
JButtongetbtniconpresspress(String Iconpath1, String pressIconpath2, String pressIconpath3)
getbtniconpresspress 
JButton button = new JButton();
button.setIcon(new ImageIcon(Iconpath1));
button.setPressedIcon(new ImageIcon(pressIconpath2));
button.setPressedIcon(new ImageIcon(pressIconpath3));
button.setBorder(null);
button.setFocusPainted(false);
button.setContentAreaFilled(false);
return button;
...
IgetClosestIcon(Collection icons, int height)
From the given icons, chooses the icon taller than (if available) and closest to the given height. 
I icon = null;
if (icons != null) {
    int diff = 0;
    for (I i : icons) {
        int d = i.getIconHeight() - height;
        if (d == 0) {
            return i;
        if (icon == null || (diff < 0 && d > diff) || (diff > 0 && d < diff && d >= 0)) {
            icon = i;
            diff = d;
return icon;
IcongetDefaultIcon()
get Default Icon 
BufferedImage bi = new BufferedImage(18, 18, 3);
Graphics2D g2 = bi.createGraphics();
g2.setBackground(Color.red);
g2.clearRect(0, 0, bi.getWidth(), bi.getHeight());
g2.setColor(Color.white);
g2.setStroke(new BasicStroke(2.0F));
GeneralPath x = new GeneralPath();
x.moveTo(0.0F, 0.0F);
...
ImagegetDefaultIcon()
Get the default Icon, which is the icon for a file. 
return DEFAULT_ICON;