okButton.setText(messages.ok());
final AddAvancementForm addDataForm = new AddAvancementForm();
dialog.add(addDataForm, new BorderLayoutData(LayoutRegion.CENTER));
okButton.addSelectionListener(new SelectionListener<ButtonEvent>() {
public void componentSelected(ButtonEvent ce) {
ProgressDto model = addDataForm.getDataModel();
progressGrid.getStore().add(model);
progressGrid.getView().refresh(true);
//bus.fireEvent(new EtatAvancementEvent(listGestion,progressGrid.getStore().getModels()));