| /******************************************************************************* |
| * Copyright (c) 2013, 2015 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 |
| * Thibault Le Ouay <thibaultleouay@gmail.com> - Bug 443094 |
| *******************************************************************************/ |
| package org.eclipse.e4.ui.tests.css.swt; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Dictionary; |
| import java.util.Hashtable; |
| |
| import org.eclipse.e4.ui.css.swt.internal.theme.Theme; |
| import org.eclipse.e4.ui.css.swt.theme.ITheme; |
| import org.eclipse.e4.ui.css.swt.theme.IThemeEngine; |
| import org.eclipse.e4.ui.css.swt.theme.IThemeManager; |
| import org.eclipse.swt.widgets.Display; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.FrameworkUtil; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.framework.ServiceRegistration; |
| import org.osgi.service.event.EventConstants; |
| import org.osgi.service.event.EventHandler; |
| |
| public class ThemeTest extends CSSSWTTestCase { |
| private BundleContext context; |
| private ServiceRegistration<EventHandler> themeListenerRegistration; |
| private ServiceReference<IThemeManager> themeManagerReference; |
| |
| @Override |
| @Before |
| public void setUp() { |
| Bundle b = FrameworkUtil.getBundle(this.getClass()); |
| assertNotNull("Not running in an OSGi environment", b); |
| context = b.getBundleContext(); |
| assertNotNull("Not running in an OSGi environment", b); |
| themeManagerReference = context |
| .getServiceReference(IThemeManager.class); |
| } |
| |
| @Override |
| @After |
| public void tearDown() { |
| themeListenerRegistration.unregister(); |
| super.tearDown(); |
| } |
| |
| @Test |
| public void testThemeChangeNotification() { |
| // we don't call createEngine() as ThemeEngine creates its own engine |
| |
| final Display display = Display.getDefault(); |
| final IThemeEngine themer = getThemeEngine(display); |
| |
| final boolean success[] = new boolean[] { false }; |
| |
| Dictionary<String, String> properties = new Hashtable<>(); |
| properties.put(EventConstants.EVENT_TOPIC, |
| IThemeEngine.Events.THEME_CHANGED); |
| themeListenerRegistration = context.registerService(EventHandler.class, event -> { |
| ITheme theme = (ITheme)event.getProperty(IThemeEngine.Events.THEME); |
| success[0] = IThemeEngine.Events.THEME_CHANGED.equals(event.getTopic()) |
| && theme != null |
| && theme.getId().equals("test") |
| && event.getProperty(IThemeEngine.Events.DEVICE) == display |
| && event.getProperty(IThemeEngine.Events.THEME_ENGINE) == themer |
| && event.getProperty(IThemeEngine.Events.RESTORE) == Boolean.TRUE; |
| }, properties); |
| |
| assertFalse(success[0]); |
| themer.setTheme(new Theme("test", "Test"), true); |
| assertTrue(success[0]); |
| } |
| |
| private IThemeEngine getThemeEngine(Display display) { |
| IThemeManager manager = context.getService(themeManagerReference); |
| assertNotNull("Theme manager service not available", manager); |
| return manager.getEngineForDisplay(display); |
| } |
| |
| } |