| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.snippets; |
| |
| /* |
| * Browser example snippet: query DOM node value |
| * |
| * For a list of all SWT example snippets see |
| * http://www.eclipse.org/swt/snippets/ |
| * |
| * @since 3.1 |
| */ |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.browser.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Snippet160 { |
| public static void main(String [] args) { |
| final String html = "<html><title>Snippet</title><body><p id='myid'>Best Friends</p><p id='myid2'>Cat and Dog</p></body></html>"; |
| Display display = new Display(); |
| final Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| final Browser browser = new Browser(shell, SWT.NONE); |
| browser.addStatusTextListener(new StatusTextListener() { |
| public void changed(StatusTextEvent event) { |
| browser.setData("query", event.text); |
| } |
| }); |
| browser.addProgressListener(new ProgressListener() { |
| public void changed(ProgressEvent event) { |
| } |
| public void completed(ProgressEvent event) { |
| /* |
| * Use JavaScript to query the desired node content through the Document Object Model |
| * |
| * Assign result to the window property status to pass the result to the StatusTextListener |
| * This trick is required since <code>execute</code> does not return the <code>String</code> |
| * directly. |
| */ |
| boolean result = browser.execute("window.status=document.getElementById('myid').childNodes[0].nodeValue;"); |
| if (!result) { |
| /* Script may fail or may not be supported on certain platforms. */ |
| System.out.println("Script was not executed."); |
| return; |
| } |
| String value = (String)browser.getData("query"); |
| System.out.println("Node value: "+value); |
| } |
| }); |
| /* Load an HTML document */ |
| browser.setText(html); |
| shell.open(); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| display.dispose(); |
| } |
| } |
| |
| |
