annPanel = new AnnotatedPanel();
annPanel.addSelectionHandler(new SelectionHandler<Annotation>() {
@Override
public void onSelection(SelectionEvent<Annotation> event) {
int line = Integer.valueOf(event.getSelectedItem().getValue());
CommandEvent.fire(new SystemJumpToLineCommand(line));
}
});
content = new VerticalPanel();
content.setSize("100%", "100%");
content.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);