private void updatePanels() {
	jFiltersPanel.removeAll();
	GroupLayout groupLayout = new GroupLayout(jFiltersPanel);
	jFiltersPanel.setLayout(groupLayout);
	groupLayout.setAutoCreateGaps(true);
	groupLayout.setAutoCreateContainerGaps(false);
	ParallelGroup horizontalGroup = groupLayout.createParallelGroup();
	SequentialGroup verticalGroup = groupLayout.createSequentialGroup();
	for (LocationPanel locationPanel : locationPanels) {
		horizontalGroup.addComponent(locationPanel.getPanel());
		verticalGroup.addComponent(locationPanel.getPanel());
	}
	jFiltersPanel.setVisible(!locationPanels.isEmpty());
	groupLayout.setHorizontalGroup(horizontalGroup);
	groupLayout.setVerticalGroup(verticalGroup);
	autoValidate();
	this.getDialog().pack();
}
 

private void doLayout() {
	autoValidate();
	jFilters.removeAll();
	
	GroupLayout layout = new GroupLayout(jFilters);
	jFilters.setLayout(layout);
	layout.setAutoCreateGaps(true);
	layout.setAutoCreateContainerGaps(false);

	ParallelGroup horizontalGroup = layout.createParallelGroup();
	SequentialGroup verticalGroup = layout.createSequentialGroup();
	for (FilterPanel ownerPanel : ownerPanels) {
		horizontalGroup.addComponent(ownerPanel.getPanel());
		verticalGroup.addComponent(ownerPanel.getPanel());
	}

	for (FilterPanel flagPanel : flagPanels) {
		horizontalGroup.addComponent(flagPanel.getPanel());
		verticalGroup.addComponent(flagPanel.getPanel());
	}

	for (FilterPanel containerPanel : containerPanels) {
		horizontalGroup.addComponent(containerPanel.getPanel());
		verticalGroup.addComponent(containerPanel.getPanel());
	}
	if (singletonPanel != null) {
		horizontalGroup.addComponent(singletonPanel.getPanel());
		verticalGroup.addComponent(singletonPanel.getPanel());
	}

	layout.setVerticalGroup(verticalGroup);
	layout.setHorizontalGroup(horizontalGroup);
	getDialog().pack();
}
 

void setLayoutGroups(GroupLayout.ParallelGroup horizontalGroup,
        GroupLayout.SequentialGroup verticalGroup) {
    this.horizontalGroup = horizontalGroup;
    this.verticalGroup = verticalGroup;
}
 

/**
 * Update the controls of the detail panel.
 */
void updateDetails() {
	bottomPanel.removeAll();
	GroupLayout gl = (GroupLayout)bottomPanel.getLayout();
	
	ParallelGroup c1 = gl.createParallelGroup();
	ParallelGroup c2 = gl.createParallelGroup();
	
	SequentialGroup r1 = gl.createSequentialGroup();
	
	c1.addComponent(keyLabel);
	c2.addComponent(keyField);
	
	r1.addGroup(
		gl.createParallelGroup(Alignment.BASELINE)
		.addComponent(keyLabel)
		.addComponent(keyField, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE)
	);
	
	textAreas.clear();
	
	for (final String lang : context.dataManager().languages()) {
		JLabel lbl = new JLabel(lang);
		JTextArea ta = new JTextArea();
		
		final CEValueBox<JTextArea> vta = CEValueBox.of("", ta);
		vta.validator = new Action1<JTextArea>() {
			@Override
			public void invoke(JTextArea value) {
				validateLabelField(vta);
			}
		};
		
		textAreas.put(lang, vta);
		
		c1.addComponent(lbl);
		c2.addComponent(vta);
		r1.addGroup(
			gl.createParallelGroup(Alignment.BASELINE)
			.addComponent(lbl)
			.addComponent(vta, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE)
		);
	}
	
	
	gl.setHorizontalGroup(
		gl.createSequentialGroup()
		.addGroup(c1)
		.addGroup(c2)
	);
	gl.setVerticalGroup(
		r1
	);
}
 

/** @return The referenced main data files panel. */
JPanel createReferencesPanel() {
	JPanel p = new JPanel();
	
	GroupLayout gl = new GroupLayout(p);
	p.setLayout(gl);
	gl.setAutoCreateContainerGaps(true);
	gl.setAutoCreateGaps(true);
	
	SequentialGroup rows = gl.createSequentialGroup();
	ParallelGroup col1 = gl.createParallelGroup();
	ParallelGroup col2 = gl.createParallelGroup();
	ParallelGroup col3 = gl.createParallelGroup();

	for (String a : ELEMENT_NAMES) {
		JLabel indicator = new JLabel();
		JLabel caption = new JLabel(get("definition.ref_" + a));
		JTextField textField = new JTextField();
		
		indicators.put(a, indicator);
		fields.put(a, textField);
		
		ParallelGroup pg = gl.createParallelGroup(Alignment.BASELINE);
		
		col1.addComponent(caption);
		col2.addComponent(textField);
		col3.addComponent(indicator, 20, 20, 20);
		
		pg.addComponent(caption);
		pg.addComponent(textField, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE);
		pg.addComponent(indicator, 20, 20, 20);
		
		rows.addGroup(pg);
	}
	
	gl.setHorizontalGroup(
		gl.createSequentialGroup()
		.addGroup(col1)
		.addGroup(col2)
		.addGroup(col3)
	);
	gl.setVerticalGroup(rows);
	
	return p;
}
 

/**
 * @return the properties listing panel
 */
JPanel createPropertiesPanel() {
	JPanel p = new JPanel();
	
	GroupLayout gl = new GroupLayout(p);
	p.setLayout(gl);
	gl.setAutoCreateContainerGaps(true);
	gl.setAutoCreateGaps(true);
	
	SequentialGroup rows = gl.createSequentialGroup();
	ParallelGroup col1 = gl.createParallelGroup();
	ParallelGroup col2 = gl.createParallelGroup();
	ParallelGroup col3 = gl.createParallelGroup();
	
	for (String a : PARAM_NAMES) {
		JLabel indicator = new JLabel();
		JLabel caption = new JLabel(get("definition.refprop_" + a));
		JTextField textField = new JTextField(10);
		textField.setHorizontalAlignment(JTextField.RIGHT);
		caption.setToolTipText(get("definition.refprop_" + a + ".tip"));
		textField.setToolTipText(get("definition.refprop_" + a + ".tip"));
		
		indicators.put(a, indicator);
		fields.put(a, textField);
		
		ParallelGroup pg = gl.createParallelGroup(Alignment.BASELINE);
		
		col1.addComponent(caption);
		col2.addComponent(textField, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE);
		col3.addComponent(indicator, 20, 20, 20);
		
		pg.addComponent(caption);
		pg.addComponent(textField, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE, GroupLayout.PREFERRED_SIZE);
		pg.addComponent(indicator, 20, 20, 20);
		
		rows.addGroup(pg);
	}
	
	gl.setHorizontalGroup(
		gl.createSequentialGroup()
		.addGroup(col1)
		.addGroup(col2)
		.addGroup(col3)
	);
	gl.setVerticalGroup(rows);

	
	return p;
}