Re: GroupLayout problem,

From:

"hiwa" <hiwa@THRWHITE.remove-dii-this>

Newsgroups:

comp.lang.java.gui

Date:

Wed, 27 Apr 2011 15:37:56 GMT

Message-ID:

<1187151242.728925.229760@g12g2000prg.googlegroups.com>

To: comp.lang.java.gui
On Aug 13, 4:52 pm, "Kaiser S." <sau...@name.invalid> wrote:

Hello,

I have a JPanel subclass with swing components on it. I don't manage to
put the button at the left of the panel. Why ?

Here is a simplified version of the source code:

=========================== >8 =====
package java_;

import java.awt.EventQueue;

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

public class TestGroupLayout extends JPanel {

   public TestGroupLayout() {
     init();
   }

   private void init() {
         jLabel1 = new javax.swing.JLabel("l1");
         combo1 = new javax.swing.JComboBox();
         jLabel2 = new javax.swing.JLabel("l2");
         combo2 = new javax.swing.JComboBox();
         jLabel3 = new javax.swing.JLabel("l3");
         spinner = new javax.swing.JSpinner();
         check = new JCheckBox("check");
         button = new JButton("bouton");

         org.jdesktop.layout.GroupLayout layout = new
org.jdesktop.layout.GroupLayout(this);
         this.setLayout(layout);
         layout.setHorizontalGroup(

layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
             .add(layout.createSequentialGroup()
                 .addContainerGap()

.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING,
false)
                     .add(check)
                     .add(layout.createSequentialGroup()
                         .add(jLabel1)

.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                         .add(combo1,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                     .add(layout.createSequentialGroup()
                         .add(jLabel2)

.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                         .add(combo2,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                     .add(layout.createSequentialGroup()
                         .add(jLabel3)

.addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                         .add(spinner,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)))
                     .add(button)

.addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
Short.MAX_VALUE))
         );
         layout.setVerticalGroup(

layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
             .add(layout.createSequentialGroup()
                 .addContainerGap()
                .add(check)
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)

.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                     .add(jLabel1)
                     .add(combo1,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)

.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                     .add(jLabel2)
                     .add(combo2,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)

.add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                     .add(jLabel3)
                     .add(spinner,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                 .add(button)

.addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
Short.MAX_VALUE))
         );

   }

     public static void main(String[] args) {
       EventQueue.invokeLater(new Runnable() {
         public void run() {
           JFrame f = new JFrame();
           f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
           f.setContentPane(new TestGroupLayout());
           f.pack();
           f.setVisible(true);
         }
       });
     }

     private JButton button;
     protected JCheckBox check;
     private javax.swing.JComboBox combo1;
     private javax.swing.JComboBox combo2;
     private javax.swing.JLabel jLabel1;
     private javax.swing.JLabel jLabel2;
     protected javax.swing.JLabel jLabel3;
     protected javax.swing.JSpinner spinner;

}

=========================== >8 =====

We got compiler errors:
TestGroupLayout.java:33: package org.jdesktop.layout does not exist
         org.jdesktop.layout.GroupLayout layout = new
                            ^
TestGroupLayout.java:34: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout(this);
                   ^
TestGroupLayout.java:71: package org.jdesktop.layout does not exist
..addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                                    ^
TestGroupLayout.java:66: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
                   ^
TestGroupLayout.java:67: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                   ^
TestGroupLayout.java:68: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)))
                   ^
TestGroupLayout.java:64: package org.jdesktop.layout does not exist
..addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                    ^
TestGroupLayout.java:58: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
                   ^
TestGroupLayout.java:59: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                   ^
TestGroupLayout.java:60: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                   ^
TestGroupLayout.java:56: package org.jdesktop.layout does not exist
..addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                    ^
TestGroupLayout.java:50: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
                   ^
TestGroupLayout.java:51: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                   ^
TestGroupLayout.java:52: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                   ^
TestGroupLayout.java:48: package org.jdesktop.layout does not exist
..addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                    ^
TestGroupLayout.java:42: package org.jdesktop.layout does not exist
..add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING,
                                                   ^
TestGroupLayout.java:38: package org.jdesktop.layout does not exist
layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                                              ^
TestGroupLayout.java:107: package org.jdesktop.layout does not exist
..addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                                    ^
TestGroupLayout.java:104: package org.jdesktop.layout does not exist
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                                     ^
TestGroupLayout.java:101: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
                   ^
TestGroupLayout.java:102: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                   ^
TestGroupLayout.java:103: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                   ^
TestGroupLayout.java:98: package org.jdesktop.layout does not exist
..add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                                                   ^
TestGroupLayout.java:96: package org.jdesktop.layout does not exist
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                                     ^
TestGroupLayout.java:93: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
                   ^
TestGroupLayout.java:94: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                   ^
TestGroupLayout.java:95: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                   ^
TestGroupLayout.java:90: package org.jdesktop.layout does not exist
..add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                                                   ^
TestGroupLayout.java:88: package org.jdesktop.layout does not exist
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                                     ^
TestGroupLayout.java:85: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE,
                   ^
TestGroupLayout.java:86: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.DEFAULT_SIZE,
                   ^
TestGroupLayout.java:87: package org.jdesktop.layout does not exist
org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                   ^
TestGroupLayout.java:82: package org.jdesktop.layout does not exist
..add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                                                   ^
TestGroupLayout.java:80: package org.jdesktop.layout does not exist
                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                                                     ^
TestGroupLayout.java:76: package org.jdesktop.layout does not exist
layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                                              ^
35 errors

Post a small demo code that is generally compilable, runnable and
could reproduce your problem. See: http://homepage1.nifty.com/algafield/sscce.html
and http://www.yoda.arachsys.com/java/newsgroups.html

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