| /* |
| * Copyright 2010 Google Inc. |
| * |
| * 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.google.gwt.examples.cellview; |
| |
| import com.google.gwt.cell.client.TextCell; |
| import com.google.gwt.core.client.EntryPoint; |
| import com.google.gwt.user.cellview.client.CellList; |
| import com.google.gwt.user.cellview.client.HasKeyboardSelectionPolicy.KeyboardSelectionPolicy; |
| import com.google.gwt.user.client.Window; |
| import com.google.gwt.user.client.ui.RootPanel; |
| import com.google.gwt.view.client.SelectionChangeEvent; |
| import com.google.gwt.view.client.SingleSelectionModel; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| |
| /** |
| * Example of {@link CellList}. This example shows a list of the days of the |
| * week. |
| */ |
| public class CellListExample implements EntryPoint { |
| |
| /** |
| * The list of data to display. |
| */ |
| private static final List<String> DAYS = Arrays.asList("Sunday", "Monday", |
| "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"); |
| |
| public void onModuleLoad() { |
| // Create a cell to render each value. |
| TextCell textCell = new TextCell(); |
| |
| // Create a CellList that uses the cell. |
| CellList<String> cellList = new CellList<String>(textCell); |
| cellList.setKeyboardSelectionPolicy(KeyboardSelectionPolicy.ENABLED); |
| |
| // Add a selection model to handle user selection. |
| final SingleSelectionModel<String> selectionModel = new SingleSelectionModel<String>(); |
| cellList.setSelectionModel(selectionModel); |
| selectionModel.addSelectionChangeHandler(new SelectionChangeEvent.Handler() { |
| public void onSelectionChange(SelectionChangeEvent event) { |
| String selected = selectionModel.getSelectedObject(); |
| if (selected != null) { |
| Window.alert("You selected: " + selected); |
| } |
| } |
| }); |
| |
| // Set the total row count. This isn't strictly necessary, but it affects |
| // paging calculations, so its good habit to keep the row count up to date. |
| cellList.setRowCount(DAYS.size(), true); |
| |
| // Push the data into the widget. |
| cellList.setRowData(0, DAYS); |
| |
| // Add it to the root panel. |
| RootPanel.get().add(cellList); |
| } |
| } |