Java examples for Swing:JTabbedPane
Add Icon and text to tab pane
/*//from w ww. ja v a2s . co m * TabbedPaneDemo.java requires one additional file: * images/middle.gif. */ import javax.swing.JTabbedPane; import javax.swing.ImageIcon; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JFrame; import javax.swing.JComponent; import javax.swing.SwingUtilities; import javax.swing.UIManager; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.GridLayout; import java.awt.event.KeyEvent; public class TabbedPaneDemo extends JPanel { public TabbedPaneDemo() { super(new GridLayout(1, 1)); JTabbedPane tabbedPane = new JTabbedPane(); ImageIcon icon = createImageIcon("images/middle.gif"); JComponent panel1 = makeTextPanel("Panel #1"); tabbedPane.addTab("Tab 1", icon, panel1, "Does nothing"); tabbedPane.setMnemonicAt(0, KeyEvent.VK_1); JComponent panel2 = makeTextPanel("Panel #2"); tabbedPane.addTab("Tab 2", icon, panel2, "Does twice as much nothing"); tabbedPane.setMnemonicAt(1, KeyEvent.VK_2); JComponent panel3 = makeTextPanel("Panel #3"); tabbedPane.addTab("Tab 3", icon, panel3, "Still does nothing"); tabbedPane.setMnemonicAt(2, KeyEvent.VK_3); JComponent panel4 = makeTextPanel("Panel #4 (has a preferred size of 410 x 50)."); panel4.setPreferredSize(new Dimension(410, 50)); tabbedPane.addTab("Tab 4", icon, panel4, "Does nothing at all"); tabbedPane.setMnemonicAt(3, KeyEvent.VK_4); //Add the tabbed pane to this panel. add(tabbedPane); //The following line enables to use scrolling tabs. tabbedPane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT); } protected JComponent makeTextPanel(String text) { JPanel panel = new JPanel(false); JLabel filler = new JLabel(text); filler.setHorizontalAlignment(JLabel.CENTER); panel.setLayout(new GridLayout(1, 1)); panel.add(filler); return panel; } /** Returns an ImageIcon, or null if the path was invalid. */ protected static ImageIcon createImageIcon(String path) { java.net.URL imgURL = TabbedPaneDemo.class.getResource(path); if (imgURL != null) { return new ImageIcon(imgURL); } else { System.err.println("Couldn't find file: " + path); return null; } } /** * Create the GUI and show it. For thread safety, * this method should be invoked from * the event dispatch thread. */ private static void createAndShowGUI() { //Create and set up the window. JFrame frame = new JFrame("TabbedPaneDemo"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //Add content to the window. frame.add(new TabbedPaneDemo(), BorderLayout.CENTER); //Display the window. frame.pack(); frame.setVisible(true); } public static void main(String[] args) { //Schedule a job for the event dispatch thread: //creating and showing this application's GUI. SwingUtilities.invokeLater(new Runnable() { public void run() { //Turn off metal's use of bold fonts UIManager.put("swing.boldMetal", Boolean.FALSE); createAndShowGUI(); } }); } } /* * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of Oracle or the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */