Java tutorial
/** * Copyright 2015 ArcBees 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.arcbees.chosen.integrationtest.client.testcases; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.RootPanel; public class EnabledDisabled extends SimpleValueListBox { public static final String ENABLE_DEBUG_ID = "enable"; public static final String DISABLE_DEBUG_ID = "disable"; @Override public void run() { super.run(); Button enableButton = new Button("Enable"); enableButton.ensureDebugId(ENABLE_DEBUG_ID); enableButton.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { getListBox().setEnabled(true); } }); Button disableButton = new Button("Disable"); disableButton.ensureDebugId(DISABLE_DEBUG_ID); disableButton.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { getListBox().setEnabled(false); } }); RootPanel.get().add(enableButton); RootPanel.get().add(disableButton); } }