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/*******************************************************************************
* Copyright (c) 2000, 2012 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
* Jan-Hendrik Diederich, Bredex GmbH - bug 201052
*******************************************************************************/
package org.eclipse.ui.internal.registry;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtension;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.descriptor.basic.MPartDescriptor;
import org.eclipse.e4.ui.model.application.descriptor.basic.impl.BasicFactoryImpl;
import org.eclipse.ui.IPageLayout;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.activities.WorkbenchActivityHelper;
import org.eclipse.ui.internal.WorkbenchMessages;
import org.eclipse.ui.internal.WorkbenchPlugin;
import org.eclipse.ui.internal.e4.compatibility.CompatibilityPart;
import org.eclipse.ui.internal.menus.MenuHelper;
import org.eclipse.ui.views.IStickyViewDescriptor;
import org.eclipse.ui.views.IViewCategory;
import org.eclipse.ui.views.IViewDescriptor;
import org.eclipse.ui.views.IViewRegistry;
public class ViewRegistry implements IViewRegistry {
@Inject
private MApplication application;
@Inject
private IExtensionRegistry extensionRegistry;
@Inject
private IWorkbench workbench;
private Map<String, IViewDescriptor> descriptors = new HashMap<String, IViewDescriptor>();
private List<IStickyViewDescriptor> stickyDescriptors = new ArrayList<IStickyViewDescriptor>();
private HashMap<String, ViewCategory> categories = new HashMap<String, ViewCategory>();
@PostConstruct
void postConstruct() {
IExtensionPoint point = extensionRegistry.getExtensionPoint("org.eclipse.ui.views"); //$NON-NLS-1$
for (IExtension extension : point.getExtensions()) {
// find the category first
for (IConfigurationElement element : extension.getConfigurationElements()) {
if (element.getName().equals(IWorkbenchRegistryConstants.TAG_CATEGORY)) {
ViewCategory category = new ViewCategory(
element.getAttribute(IWorkbenchRegistryConstants.ATT_ID),
element.getAttribute(IWorkbenchRegistryConstants.ATT_NAME));
categories.put(category.getId(), category);
} else if (element.getName().equals(IWorkbenchRegistryConstants.TAG_STICKYVIEW)) {
try {
stickyDescriptors.add(new StickyViewDescriptor(element));
} catch (CoreException e) {
// log an error since its not safe to open a dialog here
WorkbenchPlugin.log(
"Unable to create sticky view descriptor.", e.getStatus());//$NON-NLS-1$
}
}
}
}
for (IExtension extension : point.getExtensions()) {
for (IConfigurationElement element : extension.getConfigurationElements()) {
if (element.getName().equals(IWorkbenchRegistryConstants.TAG_VIEW)) {
String id = element.getAttribute(IWorkbenchRegistryConstants.ATT_ID);
MPartDescriptor descriptor = null;
List<MPartDescriptor> currentDescriptors = application.getDescriptors();
for (MPartDescriptor desc : currentDescriptors) {
// do we have a matching descriptor?
if (desc.getElementId().equals(id)) {
descriptor = desc;
break;
}
}
ViewCategory category = null;
if (descriptor == null) { // create a new descriptor
descriptor = BasicFactoryImpl.eINSTANCE.createPartDescriptor();
descriptor.setLabel(element
.getAttribute(IWorkbenchRegistryConstants.ATT_NAME));
descriptor.setElementId(id);
if (id.equals(IPageLayout.ID_RES_NAV)
|| id.equals(IPageLayout.ID_PROJECT_EXPLORER)) {
descriptor.setCategory("org.eclipse.e4.primaryNavigationStack"); //$NON-NLS-1$
} else if (id.equals(IPageLayout.ID_OUTLINE)) {
descriptor.setCategory("org.eclipse.e4.secondaryNavigationStack"); //$NON-NLS-1$
} else {
descriptor.setCategory("org.eclipse.e4.secondaryDataStack"); //$NON-NLS-1$
}
List<String> tags = descriptor.getTags();
tags.add("View"); //$NON-NLS-1$
descriptor.setCloseable(true);
descriptor.setAllowMultiple(Boolean.parseBoolean(element
.getAttribute(IWorkbenchRegistryConstants.ATT_ALLOW_MULTIPLE)));
descriptor.setContributionURI(CompatibilityPart.COMPATIBILITY_VIEW_URI);
String iconURI = element.getAttribute(IWorkbenchRegistryConstants.ATT_ICON);
if (iconURI == null) {
descriptor.setIconURI(MenuHelper.getImageUrl(workbench
.getSharedImages().getImageDescriptor(
ISharedImages.IMG_DEF_VIEW)));
} else if (!iconURI.startsWith("platform:/plugin/")) { //$NON-NLS-1$
StringBuilder builder = new StringBuilder("platform:/plugin/"); //$NON-NLS-1$
builder.append(element.getContributor().getName()).append('/');
// FIXME: need to get rid of $nl$ properly
if (iconURI.startsWith("$nl$")) { //$NON-NLS-1$
iconURI = iconURI.substring(4);
}
builder.append(iconURI);
descriptor.setIconURI(builder.toString());
} else {
descriptor.setIconURI(iconURI);
}
String categoryId = element
.getAttribute(IWorkbenchRegistryConstants.ATT_CATEGORY);
category = findCategory(categoryId);
if (category == null) {
tags.add("categoryTag:" + WorkbenchMessages.ICategory_other); //$NON-NLS-1$
} else {
tags.add("categoryTag:" + category.getLabel()); //$NON-NLS-1$
}
application.getDescriptors().add(descriptor);
}
ViewDescriptor viewDescriptor = new ViewDescriptor(application, descriptor,
element);
descriptors.put(descriptor.getElementId(), viewDescriptor);
if (category == null) {
String categoryId = element
.getAttribute(IWorkbenchRegistryConstants.ATT_CATEGORY);
category = findCategory(categoryId);
}
if (category != null) {
category.addDescriptor(viewDescriptor);
}
}
}
}
}
public IViewDescriptor find(String id) {
IViewDescriptor candidate = descriptors.get(id);
if (WorkbenchActivityHelper.restrictUseOf(candidate)) {
return null;
}
return candidate;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.views.IViewRegistry#getCategories()
*/
public IViewCategory[] getCategories() {
return categories.values().toArray(new IViewCategory[categories.size()]);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.views.IViewRegistry#getViews()
*/
public IViewDescriptor[] getViews() {
Collection<?> allowedViews = WorkbenchActivityHelper.restrictCollection(
descriptors.values(), new ArrayList<Object>());
return allowedViews.toArray(new IViewDescriptor[allowedViews.size()]);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.views.IViewRegistry#getStickyViews()
*/
public IStickyViewDescriptor[] getStickyViews() {
Collection<?> allowedViews = WorkbenchActivityHelper.restrictCollection(stickyDescriptors,
new ArrayList<Object>());
return allowedViews.toArray(new IStickyViewDescriptor[allowedViews.size()]);
}
/**
*
*/
public void dispose() {
}
/**
* Returns the {@link ViewCategory} for the given id or <code>null</code> if
* one cannot be found or the id is <code>null</code>
*
* @param id
* the {@link ViewCategory} id
* @return the {@link ViewCategory} with the given id or <code>null</code>
*/
public ViewCategory findCategory(String id) {
if (id == null) {
return null;
}
return categories.get(id);
}
public Category getMiscCategory() {
// TODO Auto-generated method stub
return null;
}
}
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