Java tutorial
/* * Copyright 2006 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.sample.kitchensink.client; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.CheckBox; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.RadioButton; import com.google.gwt.user.client.ui.VerticalPanel; /** * Demonstrates the various button widgets. */ public class Buttons extends Sink { public static SinkInfo init() { return new SinkInfo("Buttons", "GWT supports all the myriad types of buttons that exist in HTML. " + "Here are a few for your viewing pleasure.") { public Sink createInstance() { return new Buttons(); } }; } private Button disabledButton = new Button("Disabled Button"); private CheckBox disabledCheck = new CheckBox("Disabled Check"); private Button normalButton = new Button("Normal Button"); private CheckBox normalCheck = new CheckBox("Normal Check"); private VerticalPanel panel = new VerticalPanel(); private RadioButton radio0 = new RadioButton("group0", "Choice 0"); private RadioButton radio1 = new RadioButton("group0", "Choice 1"); private RadioButton radio2 = new RadioButton("group0", "Choice 2 (Disabled)"); private RadioButton radio3 = new RadioButton("group0", "Choice 3"); public Buttons() { HorizontalPanel hp; panel.add(hp = new HorizontalPanel()); hp.setSpacing(8); hp.add(normalButton); hp.add(disabledButton); panel.add(hp = new HorizontalPanel()); hp.setSpacing(8); hp.add(normalCheck); hp.add(disabledCheck); panel.add(hp = new HorizontalPanel()); hp.setSpacing(8); hp.add(radio0); hp.add(radio1); hp.add(radio2); hp.add(radio3); disabledButton.setEnabled(false); disabledCheck.setEnabled(false); radio2.setEnabled(false); panel.setSpacing(8); initWidget(panel); } public void onShow() { } }