Java Label类代码示例

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
private void addUserLabel(AttendeeHistory history) {
    String userInfo = "";
    if (history.getUser() != null) {
        User user = history.getUser();
        if (user.getFirstName() != null || user.getLastName() != null) {
            userInfo = String.format("%s %s (%s)", user.getFirstName(), user.getLastName(), user.getUsername());
        } else {
            userInfo = user.getUsername();
        }
    }

    Label userLabel = new Label(userInfo);
    userLabel.setStyleName(ValoTheme.LABEL_BOLD);
    userLabel.setStyleName(ValoTheme.LABEL_SMALL);
    userLabel.setSizeUndefined();

    addComponent(userLabel, 0, 0);
    setComponentAlignment(userLabel, Alignment.MIDDLE_LEFT);
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Test
public void testAddComponentColumn() {
    ComponentGrid grid = createTestGrid();

    Item firstItem = grid.getContainerDataSource().getItem(grid.getContainerDataSource().getIdByIndex(0));
    assertThat((String) firstItem.getItemProperty(COLUMN_CAPTION).getValue(), is(FOO_0));

    grid.addComponentColumn(COLUMN_CAPTION, new ComponentGenerator<ExampleBean>() {
        @Override
        public Component getComponent(ExampleBean bean) {
            return new Label(bean.getCaption());
        }
    });

    firstItem = grid.getContainerDataSource().getItem(grid.getContainerDataSource().getIdByIndex(0));
    assertThat(firstItem.getItemProperty(COLUMN_CAPTION).getValue(), is(instanceOf(Label.class)));

    Label firstLabel = (Label) firstItem.getItemProperty(COLUMN_CAPTION).getValue();
    assertThat(firstLabel.getValue(), is(FOO_0));
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Test
public void testGenerateComponentHeaders() {
    ComponentGrid grid = createTestGrid();

    String headerText = grid.getDefaultHeaderRow().getCell(COLUMN_CAPTION).getText();

    assertThat(headerText, is("Caption"));
    grid.generateHeaders(new ComponentHeaderGenerator() {
        @Override
        public Label getHeader(Object propertyId) {
            return new Label("" + propertyId);
        }
    });

    Component headerComponent = grid.getDefaultHeaderRow().getCell(COLUMN_CAPTION).getComponent();
    assertThat(headerComponent, instanceOf(Label.class));
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
private ComponentGrid createTestGrid() {
    ComponentGrid<ExampleBean> grid = new ComponentGrid(ExampleBean.class);
    grid.setDetailsGenerator(new Grid.DetailsGenerator() {
        @Override
        public Component getDetails(Grid.RowReference rowReference) {
            return new Label("foo");
        }
    });
    for(int i = 0; i < 10;i++) {
        ExampleBean bean = new ExampleBean();
        bean.setCaption("foo" +i);
        bean.setIsSomething(true);
        grid.add(bean);
    }
    return grid;
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Test
public void testAddComponentColumn() {
    Grid grid = createTestGrid();
    ComponentGridDecorator<ExampleBean> decorator = new ComponentGridDecorator<>(grid, ExampleBean.class);

    Item firstItem = grid.getContainerDataSource().getItem(grid.getContainerDataSource().getIdByIndex(0));
    assertThat((String) firstItem.getItemProperty(COLUMN_CAPTION).getValue(), is(FOO_0));

    decorator.addComponentColumn(COLUMN_CAPTION, new ComponentGenerator<ExampleBean>() {
        @Override
        public Component getComponent(ExampleBean bean) {
            return new Label(bean.getCaption());
        }
    });

    firstItem = grid.getContainerDataSource().getItem(grid.getContainerDataSource().getIdByIndex(0));
    assertThat(firstItem.getItemProperty(COLUMN_CAPTION).getValue(), is(instanceOf(Label.class)));

    Label firstLabel = (Label) firstItem.getItemProperty(COLUMN_CAPTION).getValue();
    assertThat(firstLabel.getValue(), is(FOO_0));
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Test
public void testGenerateComponentHeaders() {
    Grid grid = createTestGrid();
    ComponentGridDecorator<ExampleBean> decorator = new ComponentGridDecorator<>(grid, ExampleBean.class);

    String headerText = grid.getDefaultHeaderRow().getCell(COLUMN_CAPTION).getText();

    assertThat(headerText, is("Caption"));
    decorator.generateHeaders(new ComponentHeaderGenerator() {
        @Override
        public Label getHeader(Object propertyId) {
            return new Label("" + propertyId);
        }
    });

    Component headerComponent = grid.getDefaultHeaderRow().getCell(COLUMN_CAPTION).getComponent();
    assertThat(headerComponent, instanceOf(Label.class));
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
private Grid createTestGrid() {
    Grid grid = new Grid();
    BeanItemContainer<ExampleBean> bic = new BeanItemContainer<>(ExampleBean.class);
    grid.setContainerDataSource(bic);
    grid.setDetailsGenerator(new Grid.DetailsGenerator() {
        @Override
        public Component getDetails(Grid.RowReference rowReference) {
            return new Label("foo");
        }
    });
    for(int i = 0; i < 10;i++) {
        ExampleBean bean = new ExampleBean();
        bean.setCaption("foo" +i);
        bean.setIsSomething(true);
        bic.addBean(bean);
    }
    return grid;
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Override
public Component getDetails(Grid.RowReference rowReference) {
    rowReference.getGrid().scrollTo(rowReference.getItemId());
    Customer customer = (Customer)rowReference.getItemId();

    HorizontalLayout layout = new HorizontalLayout();
    layout.setHeight(300, Sizeable.Unit.PIXELS);
    layout.setMargin(true);
    layout.setSpacing(true);
    Image image = new Image("", customer.getPhoto());
    image.setHeight(200, Sizeable.Unit.PIXELS);
    image.setWidth(200, Sizeable.Unit.PIXELS);
    layout.addComponent(image);
    Label nameLabel = new Label("<h1>" + customer.getFirstName() + " " + customer.getLastName() + "</h1>", ContentMode.HTML);
    layout.addComponent(nameLabel);
    layout.setExpandRatio(nameLabel, 1.0f);
    return layout;
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Override
public Component getDetails(Grid.RowReference rowReference) {
    rowReference.getGrid().scrollTo(rowReference.getItemId());
    StaticCustomer customer = (StaticCustomer)rowReference.getItemId();

    HorizontalLayout layout = new HorizontalLayout();
    layout.setHeight(300, Sizeable.Unit.PIXELS);
    layout.setMargin(true);
    layout.setSpacing(true);
    Image image = new Image("", customer.getPhoto());
    image.setHeight(200, Sizeable.Unit.PIXELS);
    image.setWidth(200, Sizeable.Unit.PIXELS);
    layout.addComponent(image);
    Label nameLabel = new Label("<h1>" + customer.getFirstName() + " " + customer.getLastName() + "</h1>", ContentMode.HTML);
    layout.addComponent(nameLabel);
    layout.setExpandRatio(nameLabel, 1.0f);
    return layout;
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
public static CssLayout createRating(Customer customer) {
    CssLayout layout = new CssLayout();
    layout.setHeight(49, Sizeable.Unit.PIXELS);
    layout.setWidth(100, Sizeable.Unit.PIXELS);

    Label overallRating = new Label(FontAwesome.STAR.getHtml(), ContentMode.HTML);
    overallRating.addStyleName("green");
    overallRating.setDescription("Very good : " + testData.getNumberBetween(90, 100) + "% Chance");
    overallRating.setWidthUndefined();
    overallRating.setWidth(49, Sizeable.Unit.PIXELS);
    overallRating.setHeight(49, Sizeable.Unit.PIXELS);
    layout.addComponent(overallRating);


    Label carRating = new Label(FontAwesome.CAR.getHtml(), ContentMode.HTML);
    carRating.addStyleName("red");
    carRating.setDescription("Unlikely : " + testData.getNumberBetween(1, 15) + "%");
    carRating.setWidthUndefined();
    carRating.setWidth(49, Sizeable.Unit.PIXELS);
    carRating.setHeight(49, Sizeable.Unit.PIXELS);

    layout.addComponent(carRating);

    return layout;
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
public static Component createFoodIcon(Customer cust) {
    Label label = new Label(FontAwesome.HOURGLASS_2.getHtml(), ContentMode.HTML);

    label.setHeight(24, Sizeable.Unit.PIXELS);
    label.setWidth(30, Sizeable.Unit.PIXELS);

    if (cust.getFood() == Customer.Food.HAMBURGER) {
        label.setValue(FontAwesome.AMBULANCE.getHtml());
    }

    if (cust.getFood() == Customer.Food.FISH) {
        label.setValue(FontAwesome.HEART.getHtml());
    }

    if (cust.getFood() == Customer.Food.VEGETABLES) {
        label.setValue(FontAwesome.SUN_O.getHtml());
    }

    return label;

}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
@Override
public Component getTestComponent() {
    Label info = new Label();
    info.setValue("Hide and/or sort columns."
            + " Grid will save your settings in the browser cookies."
            + " And load them next time you open the view");

    MGrid<Person> table = new MGrid<>();
    table.setRows(
            new Person(1, "Some", "One", 13),
            new Person(2, "Arni", "Red", 83),
            new Person(3, "Sami", "Green", 42),
            new Person(4, "Togy", "Tilly", 23),
            new Person(5, "Billy", "Willy", 22),
            new Person(6, "Anna", "Bunny", 23),
            new Person(7, "Joe", "Black", 52)
    );
    makeGridColumnsHideable(table);
    makeGridOrderable(table);
    table.setColumnReorderingAllowed(true);
    table.attachSaveSettings("personsGrid");

    return new MVerticalLayout(info, table);
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
NavigationView createView(String caption, String debugId,
        boolean hasNext) {
    final CssLayout layout = new CssLayout();
    layout.setId(debugId);
    int max = (int) (r.nextInt(100));
    for (int i = 0; i < max; i++) {
        Label l = new Label("Foo " + i);
        layout.addComponent(l);
    }

    NavigationView navView = new NavigationView();
    if (hasNext) {
        navView.setRightComponent(new Button("Next"));
    }
    navView.setCaption(caption);
    navView.setContent(layout);
    navView.getLeftComponent().setCaption("Back");
    return navView;
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
public TableThing() {
    setCaption(getClass().getSimpleName());

    CssLayout layout = new CssLayout();
    setContent(layout);

    layout.addComponent(new Label("A fairly long table follows"));

    Table tbl = new Table();
    tbl.setSelectable(true);
    tbl.addContainerProperty("Name", String.class, "John Doe");
    tbl.addContainerProperty("Area", String.class, "A12");
    tbl.addContainerProperty("Date", String.class, "5/23/13");
    tbl.addContainerProperty("Start", String.class, "7:00 AM");
    tbl.addContainerProperty("End", String.class, "3:00 PM");
    for (int i = 0; i < 50; i++) {
        tbl.addItem();
    }
    layout.addComponent(tbl);
}
 

import com.vaadin.v7.ui.Label; //导入依赖的package包/类
public MoveStuff() {
    setDescription("Move stuff from view to another");
    
    HorizontalLayout horizontalLayout = new HorizontalLayout();
    horizontalLayout.setSizeFull();
    
    navigationView = new NavigationView("First");
    navigationView.setWidth("40%");
    navigationView.setId("first ");
    
    
    c = new Label("Foo");
    c.setId("stuff");
    navigationView.setContent(c);
    
    Button button = new Button("Move", this);
    navigationView.setRightComponent(button);
    

    another = new NavigationView("Another");
    another.setId("another ");
    another.setWidth("40%");
    
    horizontalLayout.addComponents(navigationView, another);
    addComponent(horizontalLayout);
}