Bug 49005 Preference page doesn't get enough space to draw itself
200312162000 There are cases where the preference dialog doesn't allocate enough space for a page to draw itself. The width of the page seems to be a few pixels short.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
*/
	protected Control createContents(final Composite parent) {
		final Control[] control = new Control[1];
		BusyIndicator.showWhile(getShell().getDisplay(), new Runnable() {
			public void run() {
				control[0] = PreferenceDialog.super.createContents(parent);
				
				selectSavedItem();
			}
		});
		return control[0];
	}
	/* (non-Javadoc)
	 * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
	 */
	protected Control createDialogArea(Composite parent) {
		final Composite composite = (Composite) super.createDialogArea(parent);
		((GridLayout) composite.getLayout()).numColumns = 1;
		final SashForm form = new SashForm(composite, SWT.HORIZONTAL);
		form.setLayoutData(new GridData(GridData.FILL_BOTH));
		createTreeAreaContents(form);
		Composite pageAreaComposite = new Composite(form, SWT.NONE);
		GridLayout layout = new GridLayout(1, true);
		layout.marginHeight = 0;
		layout.marginWidth = 10;
		pageAreaComposite.setLayout(layout);
		pageAreaComposite.addControlListener(new ControlListener() {
			/* (non-Javadoc)
			 * @see org.eclipse.swt.events.ControlListener#controlMoved(org.eclipse.swt.events.ControlEvent)
			 */