1 /* 2 * Copyright 2007 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 package com.google.gwt.user.client.ui; 17 18 import java.util.EventListener; 19 20 /** 21 * Event listener interface for 'load' events. 22 */ 23 public interface LoadListener extends EventListener { 24 25 /** 26 * Fired when a widget encounters an error while loading. 27 * 28 * @param sender the widget sending the event. 29 */ 30 void onError(Widget sender); 31 32 /** 33 * Fired when a widget finishes loading. 34 * 35 * @param sender the widget sending the event. 36 */ 37 void onLoad(Widget sender); 38 } 39