weightBox.addItem("1 pixel");
weightBox.addItem("2 pixels");
weightBox.addItem("3 pixels");
weightBox.addItem("5 pixels");
weightBox.addItem("10 pixels");
weightBox.addChangeHandler(new ChangeHandler() {
public void onChange(ChangeEvent event) {
String val = weightBox.getItemText(weightBox.getSelectedIndex());
val = val.replace(" pixel", "");
val = val.replace("s", "");
weight = Integer.parseInt(val);