Re: fighting the BorderLayout

From:
"onetitfemme" <onetitfemme2005@yahoo.com>
Newsgroups:
comp.lang.java.programmer
Date:
18 Sep 2006 16:40:34 -0700
Message-ID:
<1158622834.275899.168150@i3g2000cwc.googlegroups.com>
Ian Wilson wrote:

IFAIK BorderLayout likes to give priority to the centre panel. You can
tweak the preferred sizes but I'd try a more appropriate layout manager:

   setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS);
   add(leftPanel);
   add(midPanel);
   add(rightPanel);

..
 I might not have grasped your tip entirely, but I think the BoxLayout
as you recommend it to me, does not solve my problem. Here is a pice of
complete demo code to show you that the buttons are aligned to the left
anyone one after the other. I meant a component in the FAR left,
another in the middle and another one in the FAR right, not just one
componente next to the other in this order.
..
 I think gridbag layouts would be ideal but I might have to do it this
way in a second iteration
..
// __ from:
http://java.sun.com/docs/books/tutorial/uiswing/layout/box.html

import java.awt.*;
import javax.swing.*;

public class BxLO00Test{
 public static void addComponentsToPane(Container pane) {
  pane.setLayout(new BoxLayout(pane, BoxLayout.X_AXIS));
  JButton JBtn00, JBtn02, JBtn04;
// __
  JBtn00 = new JButton("JBtn00");
  JBtn00.setAlignmentX(Component.LEFT_ALIGNMENT);
// __
  JBtn02 = new JButton("JBtn02");
  JBtn02.setAlignmentX(Component.CENTER_ALIGNMENT);
// __
  JBtn04 = new JButton("JBtn04");
  JBtn04.setAlignmentX(Component.RIGHT_ALIGNMENT);
// __
  pane.add(JBtn00);
  pane.add(JBtn02);
  pane.add(JBtn04);
// __
 }
// __
 private static void createAndShowGUI() {
// __ Create and set up the window.
  JFrame JFrm = new JFrame("BxLO00Test");
  JFrm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  JFrm.setSize(800, 25);
// __ Set up the content pane.
  addComponentsToPane(JFrm.getContentPane());
// __ Display the window.
// JFrm.pack();
  JFrm.setVisible(true);
 }
// __
 public static void main(String[] args) {
  javax.swing.SwingUtilities.invokeLater(new Runnable() {
   public void run() { createAndShowGUI(); }
  });
 }
}

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