Mega Code Archive

 

Categories / Java / Swing JFC

 

Various layouts

import java.awt.BorderLayout; import java.awt.FlowLayout; import java.awt.GridLayout; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.awt.event.WindowListener; import javax.swing.Box; import javax.swing.BoxLayout; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.border.TitledBorder; public class CommonLayouts extends JFrame {   public CommonLayouts() {     super("Common Layout Managers");     setSize(500, 380);     JPanel desktop = new JPanel();     getContentPane().add(desktop);     JPanel fr1 = new JPanel();     fr1.setBorder(new TitledBorder("FlowLayout"));     fr1.setLayout(new FlowLayout());     fr1.add(new JButton("1"));     fr1.add(new JButton("2"));     fr1.add(new JButton("3"));     fr1.add(new JButton("4"));     desktop.add(fr1, 0);     JPanel fr2 = new JPanel();     fr2.setBorder(new TitledBorder("GridLayout"));     fr2.setLayout(new GridLayout(2, 2));     fr2.add(new JButton("1"));     fr2.add(new JButton("2"));     fr2.add(new JButton("3"));     fr2.add(new JButton("4"));     desktop.add(fr2, 0);     JPanel fr3 = new JPanel();     fr3.setBorder(new TitledBorder("BorderLayout"));     fr3.add(new JButton("1"), BorderLayout.NORTH);     fr3.add(new JButton("2"), BorderLayout.EAST);     fr3.add(new JButton("3"), BorderLayout.SOUTH);     fr3.add(new JButton("4"), BorderLayout.WEST);     desktop.add(fr3, 0);     JPanel fr4 = new JPanel();     fr4.setBorder(new TitledBorder("BoxLayout - X"));     fr4.setLayout(new BoxLayout(fr4, BoxLayout.X_AXIS));     fr4.add(new JButton("1"));     fr4.add(Box.createHorizontalStrut(12));     fr4.add(new JButton("2"));     fr4.add(Box.createGlue());     fr4.add(new JButton("3"));     fr4.add(Box.createHorizontalGlue());     fr4.add(new JButton("4"));     desktop.add(fr4, 0);     JPanel fr5 = new JPanel();     fr5.setBorder(new TitledBorder("BoxLayout - Y"));     fr5.setLayout(new BoxLayout(fr5, BoxLayout.Y_AXIS));     fr5.add(new JButton("1"));     fr5.add(Box.createVerticalStrut(10));     fr5.add(new JButton("2"));     fr5.add(Box.createGlue());     fr5.add(new JButton("3"));     fr5.add(Box.createVerticalGlue());     fr5.add(new JButton("4"));     desktop.add(fr5, 0);     WindowListener wndCloser = new WindowAdapter() {       public void windowClosing(WindowEvent e) {         System.exit(0);       }     };     addWindowListener(wndCloser);     setVisible(true);   }   public static void main(String argv[]) {     new CommonLayouts();   } }