org.eclipse.swt.snippets.Snippet159.java Source code

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Here is the source code for org.eclipse.swt.snippets.Snippet159.java

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/*******************************************************************************
 * Copyright (c) 2000, 2017 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.snippets;

/*
 * Browser example snippet: modify HTML title tag
 *
 * 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 Snippet159 {
    public static void main(String[] args) {
        final String newTitle = "New Value for Title";
        Display display = new Display();
        final Shell shell = new Shell(display);
        shell.setText("Snippet 159");
        shell.setLayout(new FillLayout());
        final Browser browser;
        try {
            browser = new Browser(shell, SWT.NONE);
        } catch (SWTError e) {
            System.out.println("Could not instantiate Browser: " + e.getMessage());
            display.dispose();
            return;
        }
        browser.addTitleListener(event -> {
            System.out.println("TitleEvent: " + event.title);
            shell.setText(event.title);
        });
        browser.addProgressListener(ProgressListener.completedAdapter(event -> {
            /* Set HTML title tag using JavaScript and DOM when page has been loaded */
            boolean result = browser.execute("document.title='" + newTitle + "'");
            if (!result) {
                /* Script may fail or may not be supported on certain platforms. */
                System.out.println("Script was not executed.");
            }
        }));
        /* Load an HTML document */
        browser.setUrl("http://www.eclipse.org");
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }
}