/** | |
* <copyright> | |
* | |
* Copyright (c) 2013 itemis 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: | |
* itemis - Initial API and implementation | |
* | |
* </copyright> | |
*/ | |
package org.eclipse.sphinx.examples.hummingbird20.diagram.gmf.navigator; | |
import java.util.ArrayList; | |
import java.util.Collection; | |
import java.util.Collections; | |
import java.util.HashMap; | |
import java.util.LinkedList; | |
import org.eclipse.core.resources.IFile; | |
import org.eclipse.emf.common.util.URI; | |
import org.eclipse.emf.ecore.EObject; | |
import org.eclipse.emf.ecore.resource.Resource; | |
import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain; | |
import org.eclipse.emf.transaction.TransactionalEditingDomain; | |
import org.eclipse.emf.workspace.WorkspaceEditingDomainFactory; | |
import org.eclipse.emf.workspace.util.WorkspaceSynchronizer; | |
import org.eclipse.gmf.runtime.notation.Diagram; | |
import org.eclipse.gmf.runtime.notation.Edge; | |
import org.eclipse.gmf.runtime.notation.Node; | |
import org.eclipse.gmf.runtime.notation.View; | |
import org.eclipse.jface.viewers.Viewer; | |
import org.eclipse.sphinx.examples.hummingbird20.diagram.gmf.edit.parts.ApplicationEditPart; | |
import org.eclipse.sphinx.examples.hummingbird20.diagram.gmf.edit.parts.ComponentEditPart; | |
import org.eclipse.sphinx.examples.hummingbird20.diagram.gmf.edit.parts.ConnectionEditPart; | |
import org.eclipse.sphinx.examples.hummingbird20.diagram.gmf.part.Hummingbird20VisualIDRegistry; | |
import org.eclipse.sphinx.examples.hummingbird20.diagram.gmf.part.Messages; | |
import org.eclipse.ui.IMemento; | |
import org.eclipse.ui.navigator.ICommonContentExtensionSite; | |
import org.eclipse.ui.navigator.ICommonContentProvider; | |
/** | |
* @generated | |
*/ | |
public class Hummingbird20NavigatorContentProvider implements ICommonContentProvider { | |
/** | |
* @generated | |
*/ | |
private static final Object[] EMPTY_ARRAY = new Object[0]; | |
/** | |
* @generated | |
*/ | |
private Viewer myViewer; | |
/** | |
* @generated | |
*/ | |
private AdapterFactoryEditingDomain myEditingDomain; | |
/** | |
* @generated | |
*/ | |
private WorkspaceSynchronizer myWorkspaceSynchronizer; | |
/** | |
* @generated | |
*/ | |
private Runnable myViewerRefreshRunnable; | |
/** | |
* @generated | |
*/ | |
@SuppressWarnings({ "unchecked", "serial", "rawtypes" }) | |
public Hummingbird20NavigatorContentProvider() { | |
TransactionalEditingDomain editingDomain = WorkspaceEditingDomainFactory.INSTANCE.createEditingDomain(); | |
myEditingDomain = (AdapterFactoryEditingDomain) editingDomain; | |
myEditingDomain.setResourceToReadOnlyMap(new HashMap() { | |
@Override | |
public Object get(Object key) { | |
if (!containsKey(key)) { | |
put(key, Boolean.TRUE); | |
} | |
return super.get(key); | |
} | |
}); | |
myViewerRefreshRunnable = new Runnable() { | |
@Override | |
public void run() { | |
if (myViewer != null) { | |
myViewer.refresh(); | |
} | |
} | |
}; | |
myWorkspaceSynchronizer = new WorkspaceSynchronizer(editingDomain, new WorkspaceSynchronizer.Delegate() { | |
@Override | |
public void dispose() { | |
} | |
@Override | |
public boolean handleResourceChanged(final Resource resource) { | |
unloadAllResources(); | |
asyncRefresh(); | |
return true; | |
} | |
@Override | |
public boolean handleResourceDeleted(Resource resource) { | |
unloadAllResources(); | |
asyncRefresh(); | |
return true; | |
} | |
@Override | |
public boolean handleResourceMoved(Resource resource, final URI newURI) { | |
unloadAllResources(); | |
asyncRefresh(); | |
return true; | |
} | |
}); | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public void dispose() { | |
myWorkspaceSynchronizer.dispose(); | |
myWorkspaceSynchronizer = null; | |
myViewerRefreshRunnable = null; | |
myViewer = null; | |
unloadAllResources(); | |
((TransactionalEditingDomain) myEditingDomain).dispose(); | |
myEditingDomain = null; | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
myViewer = viewer; | |
} | |
/** | |
* @generated | |
*/ | |
void unloadAllResources() { | |
for (Resource nextResource : myEditingDomain.getResourceSet().getResources()) { | |
nextResource.unload(); | |
} | |
} | |
/** | |
* @generated | |
*/ | |
void asyncRefresh() { | |
if (myViewer != null && !myViewer.getControl().isDisposed()) { | |
myViewer.getControl().getDisplay().asyncExec(myViewerRefreshRunnable); | |
} | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public Object[] getElements(Object inputElement) { | |
return getChildren(inputElement); | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public void restoreState(IMemento aMemento) { | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public void saveState(IMemento aMemento) { | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public void init(ICommonContentExtensionSite aConfig) { | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public Object[] getChildren(Object parentElement) { | |
if (parentElement instanceof IFile) { | |
IFile file = (IFile) parentElement; | |
URI fileURI = URI.createPlatformResourceURI(file.getFullPath().toString(), true); | |
Resource resource = myEditingDomain.getResourceSet().getResource(fileURI, true); | |
ArrayList<Hummingbird20NavigatorItem> result = new ArrayList<Hummingbird20NavigatorItem>(); | |
ArrayList<View> topViews = new ArrayList<View>(resource.getContents().size()); | |
for (EObject o : resource.getContents()) { | |
if (o instanceof View) { | |
topViews.add((View) o); | |
} | |
} | |
return result.toArray(); | |
} | |
if (parentElement instanceof Hummingbird20NavigatorGroup) { | |
Hummingbird20NavigatorGroup group = (Hummingbird20NavigatorGroup) parentElement; | |
return group.getChildren(); | |
} | |
if (parentElement instanceof Hummingbird20NavigatorItem) { | |
Hummingbird20NavigatorItem navigatorItem = (Hummingbird20NavigatorItem) parentElement; | |
if (navigatorItem.isLeaf() || !isOwnView(navigatorItem.getView())) { | |
return EMPTY_ARRAY; | |
} | |
return getViewChildren(navigatorItem.getView(), parentElement); | |
} | |
return EMPTY_ARRAY; | |
} | |
/** | |
* @generated | |
*/ | |
private Object[] getViewChildren(View view, Object parentElement) { | |
switch (Hummingbird20VisualIDRegistry.getVisualID(view)) { | |
case ConnectionEditPart.VISUAL_ID: { | |
LinkedList<Hummingbird20AbstractNavigatorItem> result = new LinkedList<Hummingbird20AbstractNavigatorItem>(); | |
Edge sv = (Edge) view; | |
Hummingbird20NavigatorGroup target = new Hummingbird20NavigatorGroup(Messages.NavigatorGroupName_Connection_4001_target, | |
"icons/linkTargetNavigatorGroup.gif", parentElement); //$NON-NLS-1$ | |
Hummingbird20NavigatorGroup source = new Hummingbird20NavigatorGroup(Messages.NavigatorGroupName_Connection_4001_source, | |
"icons/linkSourceNavigatorGroup.gif", parentElement); //$NON-NLS-1$ | |
Collection<View> connectedViews; | |
connectedViews = getLinksTargetByType(Collections.singleton(sv), Hummingbird20VisualIDRegistry.getType(ComponentEditPart.VISUAL_ID)); | |
target.addChildren(createNavigatorItems(connectedViews, target, true)); | |
connectedViews = getLinksSourceByType(Collections.singleton(sv), Hummingbird20VisualIDRegistry.getType(ComponentEditPart.VISUAL_ID)); | |
source.addChildren(createNavigatorItems(connectedViews, source, true)); | |
if (!target.isEmpty()) { | |
result.add(target); | |
} | |
if (!source.isEmpty()) { | |
result.add(source); | |
} | |
return result.toArray(); | |
} | |
case ComponentEditPart.VISUAL_ID: { | |
LinkedList<Hummingbird20AbstractNavigatorItem> result = new LinkedList<Hummingbird20AbstractNavigatorItem>(); | |
Node sv = (Node) view; | |
Hummingbird20NavigatorGroup incominglinks = new Hummingbird20NavigatorGroup(Messages.NavigatorGroupName_Component_2001_incominglinks, | |
"icons/incomingLinksNavigatorGroup.gif", parentElement); //$NON-NLS-1$ | |
Hummingbird20NavigatorGroup outgoinglinks = new Hummingbird20NavigatorGroup(Messages.NavigatorGroupName_Component_2001_outgoinglinks, | |
"icons/outgoingLinksNavigatorGroup.gif", parentElement); //$NON-NLS-1$ | |
Collection<View> connectedViews; | |
connectedViews = getIncomingLinksByType(Collections.singleton(sv), Hummingbird20VisualIDRegistry.getType(ConnectionEditPart.VISUAL_ID)); | |
incominglinks.addChildren(createNavigatorItems(connectedViews, incominglinks, true)); | |
connectedViews = getOutgoingLinksByType(Collections.singleton(sv), Hummingbird20VisualIDRegistry.getType(ConnectionEditPart.VISUAL_ID)); | |
outgoinglinks.addChildren(createNavigatorItems(connectedViews, outgoinglinks, true)); | |
if (!incominglinks.isEmpty()) { | |
result.add(incominglinks); | |
} | |
if (!outgoinglinks.isEmpty()) { | |
result.add(outgoinglinks); | |
} | |
return result.toArray(); | |
} | |
case ApplicationEditPart.VISUAL_ID: { | |
LinkedList<Hummingbird20AbstractNavigatorItem> result = new LinkedList<Hummingbird20AbstractNavigatorItem>(); | |
Diagram sv = (Diagram) view; | |
Hummingbird20NavigatorGroup links = new Hummingbird20NavigatorGroup(Messages.NavigatorGroupName_Application_1000_links, | |
"icons/linksNavigatorGroup.gif", parentElement); //$NON-NLS-1$ | |
Collection<View> connectedViews; | |
connectedViews = getChildrenByType(Collections.singleton(sv), Hummingbird20VisualIDRegistry.getType(ComponentEditPart.VISUAL_ID)); | |
result.addAll(createNavigatorItems(connectedViews, parentElement, false)); | |
connectedViews = getDiagramLinksByType(Collections.singleton(sv), Hummingbird20VisualIDRegistry.getType(ConnectionEditPart.VISUAL_ID)); | |
links.addChildren(createNavigatorItems(connectedViews, links, false)); | |
if (!links.isEmpty()) { | |
result.add(links); | |
} | |
return result.toArray(); | |
} | |
} | |
return EMPTY_ARRAY; | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<View> getLinksSourceByType(Collection<Edge> edges, String type) { | |
LinkedList<View> result = new LinkedList<View>(); | |
for (Edge nextEdge : edges) { | |
View nextEdgeSource = nextEdge.getSource(); | |
if (type.equals(nextEdgeSource.getType()) && isOwnView(nextEdgeSource)) { | |
result.add(nextEdgeSource); | |
} | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<View> getLinksTargetByType(Collection<Edge> edges, String type) { | |
LinkedList<View> result = new LinkedList<View>(); | |
for (Edge nextEdge : edges) { | |
View nextEdgeTarget = nextEdge.getTarget(); | |
if (type.equals(nextEdgeTarget.getType()) && isOwnView(nextEdgeTarget)) { | |
result.add(nextEdgeTarget); | |
} | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<View> getOutgoingLinksByType(Collection<? extends View> nodes, String type) { | |
LinkedList<View> result = new LinkedList<View>(); | |
for (View nextNode : nodes) { | |
result.addAll(selectViewsByType(nextNode.getSourceEdges(), type)); | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<View> getIncomingLinksByType(Collection<? extends View> nodes, String type) { | |
LinkedList<View> result = new LinkedList<View>(); | |
for (View nextNode : nodes) { | |
result.addAll(selectViewsByType(nextNode.getTargetEdges(), type)); | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<View> getChildrenByType(Collection<? extends View> nodes, String type) { | |
LinkedList<View> result = new LinkedList<View>(); | |
for (View nextNode : nodes) { | |
result.addAll(selectViewsByType(nextNode.getChildren(), type)); | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<View> getDiagramLinksByType(Collection<Diagram> diagrams, String type) { | |
ArrayList<View> result = new ArrayList<View>(); | |
for (Diagram nextDiagram : diagrams) { | |
result.addAll(selectViewsByType(nextDiagram.getEdges(), type)); | |
} | |
return result; | |
} | |
// TODO refactor as static method | |
/** | |
* @generated | |
*/ | |
private Collection<View> selectViewsByType(Collection<View> views, String type) { | |
ArrayList<View> result = new ArrayList<View>(); | |
for (View nextView : views) { | |
if (type.equals(nextView.getType()) && isOwnView(nextView)) { | |
result.add(nextView); | |
} | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
private boolean isOwnView(View view) { | |
return ApplicationEditPart.MODEL_ID.equals(Hummingbird20VisualIDRegistry.getModelID(view)); | |
} | |
/** | |
* @generated | |
*/ | |
private Collection<Hummingbird20NavigatorItem> createNavigatorItems(Collection<View> views, Object parent, boolean isLeafs) { | |
ArrayList<Hummingbird20NavigatorItem> result = new ArrayList<Hummingbird20NavigatorItem>(views.size()); | |
for (View nextView : views) { | |
result.add(new Hummingbird20NavigatorItem(nextView, parent, isLeafs)); | |
} | |
return result; | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public Object getParent(Object element) { | |
if (element instanceof Hummingbird20AbstractNavigatorItem) { | |
Hummingbird20AbstractNavigatorItem abstractNavigatorItem = (Hummingbird20AbstractNavigatorItem) element; | |
return abstractNavigatorItem.getParent(); | |
} | |
return null; | |
} | |
/** | |
* @generated | |
*/ | |
@Override | |
public boolean hasChildren(Object element) { | |
return element instanceof IFile || getChildren(element).length > 0; | |
} | |
} |