/* * GridLayoutDemo.java requires no other files. */ import java.awt.*; import javax.swing.*; public class GridLayoutDemo { public final static boolean RIGHT_TO_LEFT = false; public static void addComponentsToPane(Container pane) { if (RIGHT_TO_LEFT) { pane.setComponentOrientation( ComponentOrientation.RIGHT_TO_LEFT); } pane.setLayout(new GridLayout(0,2)); pane.add(new JButton("Button 1")); pane.add(new JButton("Button 2")); pane.add(new JButton("Button 3")); pane.add(new JButton("Long-Named Button 4")); pane.add(new JButton("5")); } /** * Create the GUI and show it. For thread safety, * this method should be invoked from the * event-dispatching thread. */ private static void createAndShowGUI() { //Create and set up the window. JFrame frame = new JFrame("GridLayoutDemo"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //Set up the content pane. addComponentsToPane(frame.getContentPane()); //Display the window. frame.pack(); frame.setVisible(true); } public static void main(String[] args) { //Schedule a job for the event-dispatching thread: //creating and showing this application's GUI. javax.swing.SwingUtilities.invokeLater(new Runnable() { public void run() { createAndShowGUI(); } }); } }