public void unbind() {
if (null != dataListener) {
if (!dataText.getControl().isDisposed()) {
dataText.removeSelectionChangedListener(dataListener);
}
dataListener = null;
}
super.unbind();
}
public void bind(IBindingMediator manager) {
super.bind(manager);
this.dataListener = createDataListener(ModelUtils.getDualDirection(direction));
dataText.addSelectionChangedListener(dataListener);
dataText
.getControl()
.addDisposeListener(
new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
unbind();
}
});
}