Example usage for com.vaadin.event FieldEvents.TextChangeListener FieldEvents.TextChangeListener

Introduction

In this page you can find the example usage for com.vaadin.event FieldEvents.TextChangeListener FieldEvents.TextChangeListener.

Prototype

FieldEvents.TextChangeListener

Source Link

Usage

From source file:com.garyclayburg.vconsole.VConsole.java

License:Open Source License

protected void init(VaadinRequest vaadinRequest) {
    final Refresher refresher = new Refresher();
    refresher.addListener(new Refresher.RefreshListener() {
        @Override//w  w w.j  ava2s  . c  o m
        public void refresh(Refresher refresher) {
            //                log.debug("refreshing UI...");
        }
    });
    addExtension(refresher);

    addStyleName("dashboard-view");
    final VerticalLayout layout = new VerticalLayout();
    layout.setMargin(true);
    setContent(layout);

    searchStatus = new Label("0 users matching: ");
    TextField searchField = new TextField();
    searchField.setInputPrompt("first or last name");
    searchField.setTextChangeEventMode(AbstractTextField.TextChangeEventMode.LAZY);
    searchField.addTextChangeListener(new FieldEvents.TextChangeListener() {
        @Override
        public void textChange(FieldEvents.TextChangeEvent event) {
            String searchText = event.getText();
            log.debug("search: {}", searchText);
            QUser qUser = new QUser("user");
            long startSearch = System.nanoTime();
            if (searchText.length() > 2) {
                Iterable<User> searchedUsers = autoUserRepo.findAll(qUser.firstname
                        .containsIgnoreCase(searchText).or(qUser.lastname.containsIgnoreCase(searchText)));
                long endSearch = System.nanoTime();
                log.info("Finshed searching for \"{}\" in {} secs", searchText,
                        ((endSearch - startSearch) / 1000000000.0));
                searchStatus.setValue("? users matching: " + searchText);
                updateUserList(searchedUsers, searchText);
            } else if (searchText.equals("*")) {
                Iterable<User> searchedUsers = autoUserRepo.findAll();
                long endSearch = System.nanoTime();
                log.info("Searched for \"{}\" in {} secs", searchText,
                        ((endSearch - startSearch) / 1000000000.0));
                searchStatus.setValue("? users matching: " + searchText);
                updateUserList(searchedUsers, searchText);

            } else {
                log.debug("not enough chars");
                searchStatus.setValue("* for all users...");
            }
        }
    });

    createExceptionWindow("no errors yet...");

    final User finalFirstUser = firstUser;
    policyChangeController.addChangeListener(new PolicyChangeListener() {
        @Override
        public void policyChanged() {
            log.info("policy is changing");
            BeanContainer beanContainer = (BeanContainer) userTable.getContainerDataSource();
            List itemIds = beanContainer.getItemIds();
            boolean refreshedSelected = false;
            for (Object itemId : itemIds) {
                String id = (String) itemId;
                BeanItem item = beanContainer.getItem(itemId);
                log.debug("refreshing user id: " + id);
                User user = (User) item.getBean();
                log.debug("refreshing user: " + user.getFirstname());
                if (userTable.isSelected(itemId)) {
                    refreshUserValues(user);
                    refreshedSelected = true;
                }
            }
            log.debug("forcing table update");
            updateRightClickItems();
            log.debug("forcing table update complete");
            if (!refreshedSelected && finalFirstUser != null) {
                refreshUserValues(finalFirstUser);
            }
            int numErrors = populatePolicyExceptionList(); // this will catch runtime errors not caught during groovy compile
            if (numErrors == 0) {
                showPolicyUpdated();
            }
        }

        @Override
        public void policyException(Throwable e) {
            populatePolicyExceptionList(); //cannot compile operator supplied groovy?
        }
    });
    attributeTable = new Table();
    attributeTable.setSizeFull();
    attributeTable.setSelectable(true);
    attributeTable.setMultiSelect(false);
    attributeTable.setImmediate(true);

    attributesBeanContainer = new BeanContainer<>(GeneratedAttributesBean.class);
    attributesBeanContainer.setBeanIdProperty("attributeName");

    attributeTable.setContainerDataSource(attributesBeanContainer);

    BeanContainer<String, User> userBeanContainer = new BeanContainer<>(User.class);
    userBeanContainer.setBeanIdProperty("id");
    userTable = createUserTable(userBeanContainer);
    userTable.addItemClickListener(new ItemClickEvent.ItemClickListener() {
        @Override
        public void itemClick(ItemClickEvent event) {
            User selectedUser = (User) ((BeanItem) event.getItem()).getBean();
            refreshUserValues(selectedUser);
            populatePolicyExceptionList(); // maybe this user clicked on causes runtime exception in groovy?
        }
    });
    HorizontalSplitPanel splitPanel = new HorizontalSplitPanel();
    splitPanel.setSizeFull();
    splitPanel.setSplitPosition(150, Unit.PIXELS);
    splitPanel.setFirstComponent(userTable);
    splitPanel.setSecondComponent(attributeTable);

    //        MenuBar menuBar = createMenu();

    //        layout.addComponent(menuBar);

    HorizontalLayout top = createTop();
    populatePolicyExceptionList(); //initial check for groovy errors
    layout.addComponent(top);

    layout.addComponent(searchField);
    layout.addComponent(searchStatus);
    layout.addComponent(splitPanel);
    populateItems(firstUser, attributesBeanContainer);

}

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