73 lines
2.1 KiB
Java
73 lines
2.1 KiB
Java
package org.gcube.portlet.user.my_vres.client.widgets;
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import org.gcube.portlet.user.my_vres.client.MyVREsServiceAsync;
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import org.gcube.portlet.user.my_vres.shared.VRE;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.event.dom.client.ClickHandler;
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import com.google.gwt.user.client.Window;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.HTML;
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import com.google.gwt.user.client.ui.Image;
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/**
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*
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* @author Massimiliano Assante - ISTI CNR
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* @version 1.0 Jun 2012
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*
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*/
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public class ClickableVRE extends HTML {
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private final static int WIDTH = 115;
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private final static int HEIGHT = 120;
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private String name;
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private String imageUrl;
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private int imageWidth = 0;
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public static final String LOADING_IMAGE = GWT.getModuleBaseURL() + "../images/loading.gif";
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Image img = new Image(LOADING_IMAGE);
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public ClickableVRE() {
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super();
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}
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public ClickableVRE(final VRE vre, final MyVREsServiceAsync service) {
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super.setPixelSize(WIDTH, HEIGHT);
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setPixelSize(WIDTH, HEIGHT);
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imageWidth = WIDTH - 20;
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name = vre.getName();
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imageUrl = vre.getImageURL();
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this.setTitle("Enter this VRE");
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int imageHeight = 95;
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String html = "<div class=\"vreCaption\">" + name + "</div>";
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html += "<div style=\"text-align:center\">" +
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"<img width=\"" + imageWidth + "\" height=\"" + imageHeight +"\" src=\"" +imageUrl + "\" />" +
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"</div>";
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setHTML(html);
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setStyleName("vreButton");
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addClickHandler(new ClickHandler() {
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public void onClick(ClickEvent event) {
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showLoading();
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String scope = vre.getGroupName();
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service.loadLayout(scope, vre.getFriendlyURL(), new AsyncCallback<Void>() {
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public void onFailure(Throwable arg0) {
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Window.open( vre.getFriendlyURL(), "_self", "");
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}
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public void onSuccess(Void arg0) {
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Window.open( vre.getFriendlyURL(), "_self", "");
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}
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});
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}
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});
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}
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public void showLoading() {
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String html = "<table width=\"100%\" height=\"120px\"><tr height=\"120px\"><td align=\"center\"><img src=\"" + img.getUrl() + "\"></td></tr></table>";
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setHTML(html);
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}
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}
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