private void initGUI(final GUIInfo info) { // Prepare a value manager that will include all forms spanned in each // tab vm = new ValuesManager(); // Create all the tabs each one for a specific setup step tabs = new TabSet(); tabs.setWidth(500); tabs.setHeight(250); Tab registrationTab = setupRegistration(vm); Tab repositoryTab = setupRepository(vm); Tab databaseTab = setupDatabase(vm); Tab languageTab = setupLanguage(vm); Tab smtpTab = setupSmtp(vm); tabs.setTabs(registrationTab, repositoryTab, databaseTab, languageTab, smtpTab); // This is the button used to confirm each step submit = new IButton(); submit.setTitle(I18N.message("next")); submit.addClickHandler( new ClickHandler() { public void onClick(ClickEvent event) { onSubmit(info); } }); // Prepare the heading panel with Logo and Title // Prepare the logo image to be shown inside the login form Label header = new Label(I18N.message("setup")); header.setStyleName("setupHeader"); header.setIcon(Util.brandUrl("logo.png")); header.setIconWidth(205); header.setIconHeight(40); header.setHeight(45); // Prepare a panel to layout setup components VLayout layout = new VLayout(); layout.setHeight(500); layout.setWidth(400); layout.setMembersMargin(5); layout.addMember(header); layout.addMember(tabs); layout.addMember(submit); // Panel for horizontal centering VLayout vPanel = new VLayout(); vPanel.setDefaultLayoutAlign(Alignment.CENTER); vPanel.setWidth100(); vPanel.setHeight(300); vPanel.addMember(layout); RootPanel.get().add(vPanel); // Remove the loading frame RootPanel.getBodyElement().removeChild(RootPanel.get("loadingWrapper").getElement()); }