| /******************************************************************************* |
| * Copyright (c) 2018 Red Hat 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: |
| * Red Hat - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.tests.gtk.snippets; |
| |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.browser.Browser; |
| import org.eclipse.swt.browser.BrowserFunction; |
| import org.eclipse.swt.browser.ProgressEvent; |
| import org.eclipse.swt.browser.ProgressListener; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| |
| public class Bug510972_WinClearedSignal_auto { |
| static int count = 0; |
| |
| public static void main(String[] args) { |
| Display display = new Display(); |
| final Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| final Browser browser = new Browser(shell, SWT.NONE); |
| |
| class CustomFunction extends BrowserFunction { // Note: Local class defined inside method. |
| CustomFunction(Browser browser, String name) { |
| super(browser, name); |
| } |
| |
| @Override |
| public Object function(Object[] arguments) { |
| System.out.println( this.getName() + " called from javascript"); |
| if (count == 0) { |
| browser.setText("2nd page load"); |
| count++; |
| } else { |
| System.out.println("Test passed."); |
| } |
| return null; |
| } |
| } |
| browser.setText("1st (initial) page load"); |
| new CustomFunction(browser, "callCustomFunction"); |
| browser.execute("callCustomFunction()"); |
| |
| |
| browser.addProgressListener(new ProgressListener() { |
| @Override |
| public void completed(ProgressEvent event) { |
| System.out.println("load finished."); |
| browser.execute("document.body.style.backgroundColor = 'red'"); |
| browser.execute("callCustomFunction()"); |
| } |
| |
| @Override |
| public void changed(ProgressEvent event) { |
| } |
| }); |
| |
| shell.open(); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| display.dispose(); |
| |
| } |
| |
| } |