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/*******************************************************************************
* Copyright (c) 2010 BestSolution.at 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:
* Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
* Wim Jongman <wim.jongman@remainsoftware.com> - https://bugs.eclipse.org/bugs/show_bug.cgi?id=393150
******************************************************************************/
package org.eclipse.e4.tools.emf.ui.internal.wbm;
import javax.annotation.PreDestroy;
import javax.inject.Inject;
import javax.inject.Named;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IResourceChangeListener;
import org.eclipse.core.resources.IResourceDelta;
import org.eclipse.core.runtime.Path;
import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.di.annotations.Optional;
import org.eclipse.e4.tools.emf.ui.common.IModelResource;
import org.eclipse.e4.tools.emf.ui.internal.common.ModelEditor;
import org.eclipse.e4.tools.services.IResourcePool;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.e4.ui.workbench.modeling.EPartService;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.swt.widgets.Composite;
public class ApplicationModelEditor extends ModelEditor {
private static final String EDITORPROJECT = "org.eclipse.e4.tools.emf.ui.editorproject";
@Inject
MPart part;
@Inject
EPartService partService;
private Resource resource;
private IProject project;
@Inject
public ApplicationModelEditor(Composite composite, IEclipseContext context, IModelResource modelProvider, @Named(EDITORPROJECT) @Optional IProject project, IResourcePool resourcePool) {
super(composite, context, modelProvider, project, resourcePool);
resource = modelProvider.getEditingDomain().getResourceSet().getResources().get(0);
}
@Inject
public void addResourceListener(@Named(EDITORPROJECT) @Optional IProject project) {
if (project != null) {
this.project = project;
project.getWorkspace().addResourceChangeListener(listener);
}
}
@PreDestroy
private void removeResourceListener() {
if (project != null) {
project.getWorkspace().removeResourceChangeListener(listener);
}
}
/**
* Listener changes on the resource being edited. Will close the part if the
* resource was deleted or the containing project was closed.
*/
private IResourceChangeListener listener = new IResourceChangeListener() {
public void resourceChanged(IResourceChangeEvent event) {
if (event.getType() == IResourceChangeEvent.PRE_CLOSE || event.getType() == IResourceChangeEvent.PRE_DELETE) {
if (event.getResource().equals(project)) {
hidePart(true);
}
return;
}
if (resource == null)
return;
IResourceDelta delta = event.getDelta().findMember(new Path(resource.getURI().toPlatformString(false)));
if (delta == null) {
return;
}
if (delta.getKind() == IResourceDelta.REMOVED) {
hidePart(true);
}
}
private void hidePart(boolean force) {
partService.hidePart(part, force);
}
};
}
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