public OptionsMenuIcon(PathwayDiagramPanel diagramPane) {
this.diagramPane = diagramPane;
resources = GWT.create(Resources.class);
setResource(resources.optionsIcon());
addClickHandler();
addMouseOverHandler();
}
public void updatePosition(Integer containerWidth, Integer containerHeight) {
AbsolutePanel container = (AbsolutePanel) getParent();
final Integer BUFFER = 2;
final Integer left = containerWidth - resources.optionsIcon().getWidth() - BUFFER;
final Integer top = BUFFER;
container.setWidgetPosition(this, left, top);
}