Bug 245457 [Forms] ExpandableComposite should have option of not drawing the title focus box
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/widgets/ExpandableComposite.java
fireExpanding(newState, true);
		internalSetExpanded(newState);
		fireExpanding(newState, false);
		if (newState)
			FormUtil.ensureVisible(this);
	}
	private void fireExpanding(boolean state, boolean before) {
		int size = listeners.size();
		if (size == 0)
			return;
		ExpansionEvent e = new ExpansionEvent(this, state);
		Object [] listenerList = listeners.getListeners();
		for (int i = 0; i < size; i++) {
			IExpansionListener listener = (IExpansionListener) listenerList[i];
			if (before)
				listener.expansionStateChanging(e);
			else
				listener.expansionStateChanged(e);
		}
	}
	private void verticalMove(boolean down) {
		Composite parent = getParent();
		Control[] children = parent.getChildren();
		for (int i = 0; i < children.length; i++) {
			Control child = children[i];
			if (child == this) {
				ExpandableComposite sibling = getSibling(children, i, down);
				if (sibling != null && sibling.toggle != null) {
					sibling.setFocus();
				}