private void initForm() {
layout = new VerticalLayout();
addComponent(layout);
layout.addComponent(fileName);
pi.setVisible(false);
pi.setWidth(100, Unit.PERCENTAGE);
layout.addComponent(pi);
textualProgress.setVisible(false);
cancelLayout = new HorizontalLayout();
cancelLayout.addStyleName(CANCEL_BUTTON_LAYOUT_STYLE_CLASS);
cancelLayout.setWidth(100, Unit.PERCENTAGE);
cancelLayout.addComponent(textualProgress);
cancelButton = new Button();
cancelLayout.addComponent(cancelButton);
cancelLayout.setComponentAlignment(cancelButton, Alignment.TOP_RIGHT);
layout.addComponent(cancelLayout);
}
