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package com.vaadin.tests.components.grid;
import java.util.stream.Collectors;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.tests.data.bean.Person;
import com.vaadin.ui.Button;
import com.vaadin.ui.Grid;
import com.vaadin.ui.Grid.Column;
import com.vaadin.ui.Grid.SelectionMode;
import com.vaadin.ui.components.grid.FooterRow;
import com.vaadin.ui.components.grid.HeaderRow;
import com.vaadin.ui.renderers.NumberRenderer;
public class GridColspans extends AbstractTestUI {
@Override
protected void setup(VaadinRequest request) {
Person person = new Person();
person.setFirstName("Rudolph");
person.setLastName("Reindeer");
person.setEmail("test@vaadin.com");
person.setAge(34);
person.setSalary(3210);
Grid<Person> grid = new Grid<>();
grid.setWidth("600px");
Column<Person, String> firstNameColumn = grid
.addColumn(Person::getFirstName);
firstNameColumn.setId("firstName").setCaption("First name");
Column<Person, String> lastNameColumn = grid
.addColumn(Person::getLastName);
lastNameColumn.setCaption("Last name");
Column<Person, String> emailColumn = grid.addColumn(Person::getEmail);
Column<Person, Number> ageColumn = grid.addColumn(Person::getAge,
new NumberRenderer());
ageColumn.setCaption("Age");
ageColumn.setId("ageColumn");
Column<Person, Number> salaryColumn = grid.addColumn(Person::getSalary,
new NumberRenderer());
grid.setItems(person);
grid.setSelectionMode(SelectionMode.MULTI);
addComponent(grid);
HeaderRow row = grid.prependHeaderRow();
row.join(row.getCell(firstNameColumn), row.getCell(lastNameColumn))
.setText("Full Name");
row.join(row.getCell(emailColumn), row.getCell(ageColumn),
row.getCell(salaryColumn)).setText("Misc");
grid.prependHeaderRow().join(grid.getColumns().stream()
.map(row::getCell).collect(Collectors.toSet()))
.setText("All the stuff");
FooterRow footerRow = grid.appendFooterRow();
footerRow.join(footerRow.getCell(firstNameColumn),
footerRow.getCell(lastNameColumn)).setText("Full Name");
footerRow.join(footerRow.getCell(emailColumn),
footerRow.getCell(ageColumn), footerRow.getCell(salaryColumn))
.setText("Misc");
grid.appendFooterRow().join(grid.getColumns().stream()
.map(footerRow::getCell).collect(Collectors.toSet()))
.setText("All the stuff");
addComponent(new Button("Show/Hide firstName", event -> {
Column<Person, ?> column = grid.getColumn("firstName");
if (column != null) {
grid.removeColumn(column);
} else {
grid.addColumn(Person::getFirstName).setId("firstName")
.setCaption("First name");
}
}));
addComponent(new Button("Change column order",
event -> grid.setColumnOrder(grid.getColumn("ageColumn"),
grid.getColumn("firstName"))));
}
@Override
protected String getTestDescription() {
return "Grid header and footer colspans";
}
@Override
protected Integer getTicketNumber() {
return 13334;
}
}
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