Example usage for com.vaadin.ui Grid prependHeaderRow

Introduction

In this page you can find the example usage for com.vaadin.ui Grid prependHeaderRow.

Prototype

public HeaderRow prependHeaderRow() 

Source Link

Document

Adds a new row at the top of the header section.

Usage

From source file:ch.wscr.management.ui.view.MemberView.java

/**
 * Kopfzeile fr das Grid erstellen/*  w  ww . j  a v a  2  s. co m*/
 *
 * @param grid das Grid dem die Kopfzeile hinzugefgt werden soll
 */
private void setHeaderRow(final Grid grid) {
    // TODO Erstellung neuer Mitglieder muss noch optimiert werden

    final Button addMember = new Button("Neu", clickEvent -> {
        BeanItem<Member> beanItem = memberBeanItemContainer.addItem(new Member());
        grid.setEditorEnabled(true);
        //grid.editItem(beanItem);

    });

    addMember.setStyleName(ValoTheme.BUTTON_BORDERLESS_COLORED);
    addMember.setIcon(FontAwesome.PLUS_CIRCLE);

    HorizontalLayout buttonLayout = new HorizontalLayout();
    buttonLayout.setSizeFull();
    buttonLayout.setSpacing(true);
    buttonLayout.setDefaultComponentAlignment(Alignment.MIDDLE_LEFT);
    buttonLayout.addComponent(addMember);

    HeaderRow headerRow = grid.prependHeaderRow();
    headerRow.join("memberId", "lastName", "firstName", "adrStreet", "adrPostalCode", "adrCity", "adrCountry",
            "birthDate", "driverLicense");
    headerRow.getCell("lastName").setComponent(buttonLayout);
}

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From source file:org.vaadin.allaboutgrid.AllAboutGridUI.java

License:Apache License

private void initializeGrid(final Grid grid) {

    /*/* ww  w  .  j a va  2s.  com*/
     * Let's just add some data there to get something showing
     */

    // grid.addColumn("Col 1");
    // grid.addColumn("Col 2");
    //
    // grid.addRow("Some", "data");
    // grid.addRow("Another", "row");

    /*
     * Let's use a full-featured container instead
     */

    BeanItemContainer<Order> orderContainer = createOrderContainer();
    grid.setContainerDataSource(orderContainer);

    /*
     * Changing the column order and adjusting column headers
     */

    grid.setColumnOrder("id", "customer", "product", "orderAmount", "reservedAmount", "completePercentage",
            "priority", "customized", "orderTime");

    grid.getColumn("orderAmount").setHeaderCaption("Ordered");
    grid.getColumn("reservedAmount").setHeaderCaption("Reserved");
    grid.getColumn("completePercentage").setHeaderCaption("Complete");
    grid.getColumn("customized").setHeaderCaption("Custom");

    /*
     * Removing unwanted columns
     */

    // grid.removeColumn("customer");
    // grid.removeColumn("customized");
    // grid.removeColumn("priority");
    // grid.removeColumn("orderTime");

    /*
     * Adjusting column sizes
     */

    grid.getColumn("id").setMaximumWidth(70);

    grid.getColumn("customer").setMinimumWidth(200);
    grid.getColumn("product").setMinimumWidth(200);

    /*
     * Keep some columns in view all the time
     */

    grid.getColumn("product").setLastFrozenColumn();

    /*
     * Changing the locale affects how data is presented
     */

    grid.setLocale(Locale.GERMANY);

    /*
     * Various ways of tweaking how data is shown
     */

    grid.getColumn("id").setRenderer(new NumberRenderer(idFormat));

    grid.getColumn("completePercentage")
            .setRenderer(new NumberRenderer(NumberFormat.getPercentInstance(grid.getLocale())));

    grid.getColumn("completePercentage").setRenderer(new ProgressBarRenderer());

    grid.getColumn("customized").setConverter(new BooleanToFontIconConverter());

    grid.getColumn("customized").setRenderer(new HtmlRenderer());

    grid.setCellStyleGenerator(new CellStyleGenerator() {
        @Override
        public String getStyle(CellReference cellReference) {
            if ("priority".equals(cellReference.getPropertyId())) {
                Priority priority = (Priority) cellReference.getValue();
                return "priority-" + priority.name().toLowerCase();
            } else {
                return null;
            }
        }
    });

    /*
     * Additional header spanned cells
     */

    HeaderRow extraHeader = grid.prependHeaderRow();

    extraHeader.join("orderAmount", "reservedAmount").setText("Quantity");

    extraHeader.join("priority", "customized").setText("Status");

    /*
     * Footer with various types of content
     */

    FooterRow extraFooter = grid.appendFooterRow();

    int totalOrdered = OrderUtil.getTotalOrderAmount(orderContainer);
    extraFooter.getCell("orderAmount").setText(Integer.toString(totalOrdered));

    int totalReserved = OrderUtil.getTotalReservedAmounT(orderContainer);
    extraFooter.getCell("reservedAmount").setHtml("<b>" + totalReserved + "</b>");

    extraFooter.getCell("completePercentage")
            .setComponent(new ProgressBar(totalReserved / (float) totalOrdered));

    /*
     * Enable editing
     */

    grid.setEditorEnabled(true);
    grid.setFrozenColumnCount(0);

    grid.getColumn("id").setEditable(false);
    grid.getColumn("completePercentage").setEditable(false);

    grid.getColumn("customized").getEditorField().setCaption("");

    grid.getColumn("orderTime").setEditorField(createOrderTimeField());

    Field<?> customerField = grid.getColumn("customer").getEditorField();
    customerField.setRequired(true);
    customerField.setRequiredError("Value is required");

    /*
     * Get an event when the users saves in the editor
     */

    grid.getEditorFieldGroup().addCommitHandler(new CommitHandler() {
        @Override
        public void preCommit(CommitEvent commitEvent) throws CommitException {
            // Do nothing
        }

        @Override
        public void postCommit(CommitEvent commitEvent) throws CommitException {
            Notification.show("Changes saved");
        }
    });

    /*
     * New feature going into Vaadin 7.5: Column reordering
     */

    grid.setColumnReorderingAllowed(true);

    /*
     * New feature going into Vaadin 7.5: Row details
     */

    grid.setDetailsGenerator(new DetailsGenerator() {
        @Override
        public Component getDetails(RowReference rowReference) {
            Order order = (Order) rowReference.getItemId();
            String detailsMessage = "This is a label with information about the order of " + order.getProduct()
                    + " by " + order.getCustomer() + ".";

            Button deleteButton = new Button("Delete order", new Button.ClickListener() {
                @Override
                public void buttonClick(ClickEvent event) {
                    Notification.show("Button clicked");
                }
            });

            VerticalLayout layout = new VerticalLayout(new Label(detailsMessage), deleteButton);
            layout.setMargin(true);
            layout.setSpacing(true);

            return layout;
        }
    });

    grid.addItemClickListener(new ItemClickListener() {
        @Override
        public void itemClick(ItemClickEvent event) {
            if (event.isDoubleClick()) {
                Object itemId = event.getItemId();
                grid.setDetailsVisible(itemId, !grid.isDetailsVisible(itemId));
            }
        }
    });

    grid.setEditorEnabled(false);

    /*
     * That's all. Thank you for watching!
     */
}

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