Gradient Label : JLabel « Swing « Java Tutorial

 *  soapUI, copyright (C) 2004-2009 
 *  soapUI is free software; you can redistribute it and/or modify it under the 
 *  terms of version 2.1 of the GNU Lesser General Public License as published by 
 *  the Free Software Foundation.
 *  soapUI is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without 
 *  even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
 *  See the GNU Lesser General Public License for more details at

import java.awt.Color;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Paint;

import javax.swing.JLabel;

public class GradientLabel extends JLabel
  // ------------------------------ FIELDS ------------------------------

  private Color start;
  private Color end;

  // --------------------------- CONSTRUCTORS ---------------------------

  public GradientLabel( String text )
    super( text );

    start = Color.LIGHT_GRAY;
    end = getBackground();

  public GradientLabel( String text, Color start, Color end )
    super( text );
    this.start = start;
    this.end = end;

  // -------------------------- OTHER METHODS --------------------------

  public void paint( Graphics g )
    int width = getWidth();
    int height = getHeight();

    // Create the gradient paint
    GradientPaint paint = new GradientPaint( 0, 0, start, width, height, end, true );

    // we need to cast to Graphics2D for this operation
    Graphics2D g2d = ( Graphics2D )g;

    // save the old paint
    Paint oldPaint = g2d.getPaint();

    // set the paint to use for this operation
    g2d.setPaint( paint );

    // fill the background using the paint
    g2d.fillRect( 0, 0, width, height );

    // restore the original paint
    g2d.setPaint( oldPaint );

    super.paint( g );

14.3.2.Create JLabel component
14.3.3.Create a JLabel with an image icon
14.3.4.JLabel is for displaying text, images or both. It does not react to input events.
14.3.5.Horizontal Alignment: CENTER
14.3.6.Vertical Alignment: CENTER
14.3.7.Horizontal Alignment: LEFT
14.3.8.Vertical Alignment: TOP
14.3.9.Horizontal Alignment: RIGHT
14.3.10.Vertical Alignment: BOTTOM
14.3.11.The text is horizontally and vertically centered
14.3.12.The text is right-justified and vertically centered
14.3.13.The text is left-justified and top-aligned
14.3.14.The text is right-justified and top-aligned
14.3.15.The text is left-justified and bottom-aligned
14.3.16.The text is right-justified and bottom-aligned
14.3.17.Add Icon to JLabelAdd Icon to JLabel
14.3.18.Mix Icon and text in JLabelMix Icon and text in JLabel
14.3.19.Set Font and foreground color for a JLabelSet Font and foreground color for a JLabel
14.3.20.Load image from disk file and add it to a JLabelLoad image from disk file and add it to a JLabel
14.3.21.Using JLabel Mnemonics: Interconnect a specific JLabel and JTextField.Using JLabel Mnemonics: Interconnect a specific JLabel and JTextField.
14.3.22.Using a JLabel and pass in HTML for the textUsing a JLabel and pass in HTML for the text
14.3.23.Multiline label (HTML)
14.3.24.JLabel with more than one row
14.3.25.A simple Bean which extends JLabel
14.3.26.Add JLabel to JScrollPane
14.3.27.Disable a label
14.3.28.Unicode with Label
14.3.29.Customizing a JLabel Look and Feel
14.3.30.Associate JLabel component with a JTextField
14.3.31.Setting the Focus of a JTextField Component Using a JLabel Component
14.3.32.JLabel with lined border
14.3.33.A Label that uses inline HTML to format its text
14.3.34.A label with no indication it has been clicked
14.3.35.Adding Drag-and-Drop Support to a JLabel Component
14.3.36.Have a Label with underlined text
14.3.37.Multi Line Label
14.3.38.Vertical Label UI
14.3.39.Time panel shows the current time.
14.3.40.URL Label
14.3.41.Hyperlink Label
14.3.42.Gradient Label