Bug 214754 ControlExample's "Select Listeners" has sizing problems
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/Tab.java
SelectionAdapter selectionListener = new SelectionAdapter () {
			public void widgetSelected (SelectionEvent event) {
				setExampleWidgetSize ();
			}
		};
		preferredButton.addSelectionListener(selectionListener);
		tooSmallButton.addSelectionListener(selectionListener);
		smallButton.addSelectionListener(selectionListener);
		largeButton.addSelectionListener(selectionListener);
		fillHButton.addSelectionListener(selectionListener);
		fillVButton.addSelectionListener(selectionListener);
	
		
		preferredButton.setSelection (true);
	}
	
	/**
	 * Creates the "Style" group.  The "Style" group contains
	 * controls that allow the user to change the style of
	 * the example widgets.  Changing a widget "Style" causes
	 * the widget to be destroyed and recreated.
	 */
	void createStyleGroup () {
		styleGroup = new Group (controlGroup, SWT.NONE);
		styleGroup.setLayout (new GridLayout ());
		styleGroup.setLayoutData (new GridData (SWT.FILL, SWT.FILL, false, false));
		styleGroup.setText (ControlExample.getResourceString("Styles"));
	}
	
	/**