/* * SmartGWT (GWT for SmartClient) * Copyright 2008 and beyond, Isomorphic Software, Inc. * * SmartGWT is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version 3 * as published by the Free Software Foundation. SmartGWT is also * available under typical commercial license terms - see * http://smartclient.com/license * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. */ import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.widgets.Img; import com.smartgwt.client.widgets.Slider; import com.smartgwt.client.widgets.events.ValueChangedEvent; import com.smartgwt.client.widgets.events.ValueChangedHandler; public class TranslucencySample implements EntryPoint { public void onModuleLoad() { final Img eyesImg = new Img("other/eyes.jpg", 360, 188); eyesImg.setShowEdges(true); Slider slider = new Slider(""); slider.setMinValue(0); slider.setMaxValue(100); slider.setShowRange(false); slider.setShowTitle(false); slider.setVertical(false); slider.setLeft(80); slider.setTop(200); slider.setValue(100); slider.addValueChangedHandler(new ValueChangedHandler() { public void onValueChanged(ValueChangedEvent event) { eyesImg.setOpacity(event.getValue()); } }); Canvas canvas = new Canvas(); canvas.addChild(eyesImg); canvas.addChild(slider); canvas.draw(); } }