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/*******************************************************************************
* Copyright (c) 2010 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.e4.ui.tests.workbench;
import javax.inject.Inject;
import javax.inject.Named;
import junit.framework.TestCase;
import org.eclipse.e4.core.contexts.ContextFunction;
import org.eclipse.e4.core.contexts.ContextInjectionFactory;
import org.eclipse.e4.core.contexts.EclipseContextFactory;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.di.annotations.Optional;
import org.eclipse.e4.ui.internal.workbench.E4Workbench;
import org.eclipse.e4.ui.internal.workbench.swt.E4Application;
import org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.impl.ApplicationFactoryImpl;
import org.eclipse.e4.ui.model.application.ui.advanced.MPerspective;
import org.eclipse.e4.ui.model.application.ui.advanced.MPerspectiveStack;
import org.eclipse.e4.ui.model.application.ui.advanced.impl.AdvancedFactoryImpl;
import org.eclipse.e4.ui.model.application.ui.basic.MWindow;
import org.eclipse.e4.ui.model.application.ui.basic.impl.BasicFactoryImpl;
import org.eclipse.e4.ui.workbench.modeling.EPartService;
public class Bug318460Test extends TestCase {
protected IEclipseContext appContext;
protected E4Workbench wb;
@Override
protected void setUp() throws Exception {
appContext = E4Application.createDefaultContext();
appContext.set(E4Workbench.PRESENTATION_URI_ARG,
PartRenderingEngine.engineURI);
}
@Override
protected void tearDown() throws Exception {
if (wb != null) {
wb.close();
}
appContext.dispose();
}
public void testBug318460_A() {
IEclipseContext context = EclipseContextFactory.create();
context.set(EPartService.PART_SERVICE_ROOT, new ContextFunction() {
@Override
public Object compute(IEclipseContext context) {
return context.getActiveLeaf();
}
});
RootContainerConsumer consumer = ContextInjectionFactory.make(
RootContainerConsumer.class, context);
Object o = ContextInjectionFactory.make(Object.class, context);
IEclipseContext childContextA = context.createChild();
IEclipseContext childContextB = context.createChild();
childContextA.activate();
assertEquals(childContextA, consumer.root);
childContextB.activate();
assertEquals(childContextB, consumer.root);
ContextInjectionFactory.uninject(o, context);
childContextA.activate();
assertEquals(childContextA, consumer.root);
}
public void testBug318460_B() {
MApplication application = ApplicationFactoryImpl.eINSTANCE
.createApplication();
final MWindow window = BasicFactoryImpl.eINSTANCE.createWindow();
application.getChildren().add(window);
application.setSelectedElement(window);
MPerspectiveStack perspectiveStack = AdvancedFactoryImpl.eINSTANCE
.createPerspectiveStack();
window.getChildren().add(perspectiveStack);
window.setSelectedElement(perspectiveStack);
application.setContext(appContext);
appContext.set(MApplication.class.getName(), application);
wb = new E4Workbench(application, appContext);
wb.createAndRunUI(window);
RootContainerConsumer consumer = ContextInjectionFactory.make(
RootContainerConsumer.class, window.getContext());
Object o = ContextInjectionFactory.make(Object.class,
window.getContext());
MPerspective perspectiveA = AdvancedFactoryImpl.eINSTANCE
.createPerspective();
perspectiveStack.getChildren().add(perspectiveA);
perspectiveStack.setSelectedElement(perspectiveA);
assertEquals(perspectiveA, consumer.root);
MPerspective perspectiveB = AdvancedFactoryImpl.eINSTANCE
.createPerspective();
perspectiveStack.getChildren().add(perspectiveB);
perspectiveStack.setSelectedElement(perspectiveB);
assertEquals(perspectiveB, consumer.root);
ContextInjectionFactory.uninject(o, window.getContext());
perspectiveStack.setSelectedElement(perspectiveA);
assertEquals(perspectiveA, consumer.root);
}
static class RootContainerConsumer {
Object root;
@Inject
void inject(@Named(EPartService.PART_SERVICE_ROOT) @Optional Object root) {
this.root = root;
}
}
}
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