Add buttons to Canvas (Smart GWT)
/*
* 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.
*/
package com.smartgwt.sample.showcase.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.RootPanel;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.Img;
import com.smartgwt.client.widgets.events.ClickEvent;
import com.smartgwt.client.widgets.events.ClickHandler;
public class Showcase implements EntryPoint{
public void onModuleLoad() {
RootPanel.get().add(getViewPanel());
}
public Canvas getViewPanel() {
Canvas canvas = new Canvas();
final Img myImage = new Img("star_grey.png", 48, 48);
myImage.setAppImgDir("pieces/48/");
myImage.setLeft(120);
myImage.setTop(20);
canvas.addChild(myImage);
IButton showBlueButton = new IButton("Show");
showBlueButton.setLeft(10);
showBlueButton.setTop(100);
showBlueButton.setWidth(80);
showBlueButton.setIconOrientation("right");
showBlueButton.setIcon("pieces/16/star_blue.png");
showBlueButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
myImage.setSrc("star_blue.png");
}
});
canvas.addChild(showBlueButton);
IButton showYellowButton = new IButton("Show");
showYellowButton.setLeft(100);
showYellowButton.setTop(100);
showYellowButton.setWidth(80);
showYellowButton.setIconOrientation("right");
showYellowButton.setIcon("pieces/16/star_yellow.png");
showYellowButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
myImage.setSrc("star_yellow.png");
}
});
canvas.addChild(showYellowButton);
IButton showGreenButton = new IButton("Show");
showGreenButton.setLeft(190);
showGreenButton.setTop(100);
showGreenButton.setWidth(80);
showGreenButton.setIconOrientation("right");
showGreenButton.setIcon("pieces/16/star_green.png");
showGreenButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
myImage.setSrc("star_green.png");
}
});
canvas.addChild(showGreenButton);
return canvas;
}
}
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