/*
* Copyright 2000-2016 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.tests.components.grid;
import java.util.Optional;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.data.bean.Person;
import com.vaadin.ui.Button;
import com.vaadin.ui.Grid;
import com.vaadin.ui.Grid.SelectionMode;
public class GridReplaceContainer extends SimpleGridUI {
@Override
protected void setup(VaadinRequest request) {
final Grid<Person> grid = createGrid();
grid.setSelectionMode(SelectionMode.SINGLE);
grid.addSelectionListener(event -> {
Optional<Person> selected = event.getFirstSelectedItem();
if (selected.isPresent()) {
log("Now selected: " + selected.get().getAge());
} else {
log("Now selected: null");
}
});
addComponent(grid);
Button b = new Button("Re-set data source",
event -> grid.setItems(createPersons()));
addComponent(b);
}
}