NullLayout Pane : Layout « Swing JFC « Java

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Java » Swing JFC » LayoutScreenshots 
NullLayout Pane
NullLayout Pane
      
/*
 * Copyright (c) 2000 David Flanagan. All rights reserved. This code is from the
 * book Java Examples in a Nutshell, 2nd Edition. It is provided AS-IS, WITHOUT
 * ANY WARRANTY either expressed or implied. You may study, use, and modify it
 * for any non-commercial purpose. You may distribute it non-commercially as
 * long as you retain this notice. For a commercial use license, or to purchase
 * the book (recommended), visit http://www.davidflanagan.com/javaexamples2.
 */

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class NullLayoutPane extends JPanel {
  public NullLayoutPane() {
    // Get rid of the default layout manager.
    // We'll arrange the components ourselves.
    this.setLayout(null);

    // Create some buttons and set their sizes and positions explicitly
    for (int i = 1; i <= 9; i++) {
      JButton b = new JButton("Button #" + i);
      b.setBounds(i * 30, i * 2012530)// use reshape() in Java 1.0
      this.add(b);
    }
  }

  // Specify how big the panel should be.
  public Dimension getPreferredSize() {
    return new Dimension(425250);
  }

  public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        System.exit(0);
      }
    });

    frame.getContentPane().add(new NullLayoutPane(), BorderLayout.CENTER);
    // Finally, set the size of the main window, and pop it up.
    frame.setSize(600400);
    frame.setVisible(true);
  }

}
           
         
    
    
    
    
    
  
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