/**
* <copyright>
* </copyright>
*
* $Id: SceneEditor.java,v 1.8 2007/11/12 10:59:38 ksons Exp $
*/
package org.teraport.viewer.scenemodel.presentation;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.EventObject;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.emf.common.command.BasicCommandStack;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.CommandStack;
import org.eclipse.emf.common.command.CommandStackListener;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.ui.URIEditorInput;
import org.eclipse.emf.common.ui.editor.ProblemEditorPart;
import org.eclipse.emf.common.ui.viewer.IViewerProvider;
import org.eclipse.emf.common.util.BasicDiagnostic;
import org.eclipse.emf.common.util.Diagnostic;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.util.EContentAdapter;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.domain.IEditingDomainProvider;
import org.eclipse.emf.edit.provider.AdapterFactoryItemDelegator;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory;
import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor;
import org.eclipse.emf.edit.ui.celleditor.AdapterFactoryTreeEditor;
import org.eclipse.emf.edit.ui.dnd.EditingDomainViewerDropAdapter;
import org.eclipse.emf.edit.ui.dnd.LocalTransfer;
import org.eclipse.emf.edit.ui.dnd.ViewerDragAdapter;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.emf.edit.ui.provider.UnwrappingSelectionProvider;
import org.eclipse.emf.edit.ui.util.EditUIUtil;
import org.eclipse.emf.edit.ui.view.ExtendedPropertySheetPage;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IStatusLineManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.swt.events.ControlAdapter;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IEditorSite;
import org.eclipse.ui.IPartListener;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.part.MultiPageEditorPart;
import org.eclipse.ui.views.contentoutline.ContentOutline;
import org.eclipse.ui.views.contentoutline.ContentOutlinePage;
import org.eclipse.ui.views.contentoutline.IContentOutlinePage;
import org.eclipse.ui.views.properties.IPropertySheetPage;
import org.eclipse.ui.views.properties.PropertySheet;
import org.eclipse.ui.views.properties.PropertySheetPage;
import org.teraport.viewer.engine.Engine;
import org.teraport.viewer.engine.IViewport;
import org.teraport.viewer.scenemodel.provider.SceneItemProviderAdapterFactory;
/**
* This is an example of a Scene model editor. <!--
* end-user-doc -->
*
* @generated
*/
public class SceneEditor extends MultiPageEditorPart implements
IEditingDomainProvider, ISelectionProvider, IMenuListener,
IViewerProvider {
/**
* This keeps track of the editing domain that is used to track all changes
* to the model.
*
* @generated
*/
protected AdapterFactoryEditingDomain editingDomain;
/**
* This is the one adapter factory used for providing views of the model.
*
*
* @generated
*/
protected ComposedAdapterFactory adapterFactory;
/**
* This is the content outline page. <!--
* end-user-doc -->
*
* @generated
*/
protected IContentOutlinePage contentOutlinePage;
/**
* This is a kludge...
*
* @generated
*/
protected IStatusLineManager contentOutlineStatusLineManager;
/**
* This is the content outline page's viewer. <!--
* end-user-doc -->
*
* @generated
*/
protected TreeViewer contentOutlineViewer;
/**
* This is the property sheet page. <!--
* end-user-doc -->
*
* @generated
*/
protected PropertySheetPage propertySheetPage;
/**
* This is the viewer that shadows the selection in the content outline. The
* parent relation must be correctly defined for this to work. <!--
* begin-user-doc -->
*
* @generated
*/
protected TreeViewer selectionViewer;
/**
* This keeps track of the active content viewer, which may be either one of
* the viewers in the pages or the content outline viewer. <!--
* begin-user-doc -->
*
* @generated
*/
protected Viewer currentViewer;
/**
* This listens to which ever viewer is active. <!--
* end-user-doc -->
*
* @generated
*/
protected ISelectionChangedListener selectionChangedListener;
/**
* This keeps track of all the
* {@link org.eclipse.jface.viewers.ISelectionChangedListener}s that are
* listening to this editor.
*
* @generated
*/
protected Collection<ISelectionChangedListener> selectionChangedListeners = new ArrayList<ISelectionChangedListener>();
/**
* This keeps track of the selection of the editor as a whole. <!--
* begin-user-doc -->
*
* @generated
*/
protected ISelection editorSelection = StructuredSelection.EMPTY;
/**
* This listens for when the outline becomes active
*
*
* @generated
*/
protected IPartListener partListener = new IPartListener() {
public void partActivated(IWorkbenchPart p) {
if (p instanceof ContentOutline) {
if (((ContentOutline) p).getCurrentPage() == contentOutlinePage) {
getActionBarContributor().setActiveEditor(SceneEditor.this);
setCurrentViewer(contentOutlineViewer);
}
} else if (p instanceof PropertySheet) {
if (((PropertySheet) p).getCurrentPage() == propertySheetPage) {
getActionBarContributor().setActiveEditor(SceneEditor.this);
handleActivate();
}
} else if (p == SceneEditor.this) {
handleActivate();
}
}
public void partBroughtToTop(IWorkbenchPart p) {
// Ignore.
}
public void partClosed(IWorkbenchPart p) {
// Ignore.
}
public void partDeactivated(IWorkbenchPart p) {
// Ignore.
}
public void partOpened(IWorkbenchPart p) {
// Ignore.
}
};
/**
* Resources that have been removed since last activation. <!--
* begin-user-doc -->
*
* @generated
*/
protected Collection<Resource> removedResources = new ArrayList<Resource>();
/**
* Resources that have been changed since last activation. <!--
* begin-user-doc -->
*
* @generated
*/
protected Collection<Resource> changedResources = new ArrayList<Resource>();
/**
* Resources that have been saved. <!-- end-user-doc
* -->
*
* @generated
*/
protected Collection<Resource> savedResources = new ArrayList<Resource>();
/**
* Map to store the diagnostic associated with a resource. <!--
* begin-user-doc -->
*
* @generated
*/
protected Map<Resource, Diagnostic> resourceToDiagnosticMap = new LinkedHashMap<Resource, Diagnostic>();
/**
* Controls whether the problem indication should be updated. <!--
* begin-user-doc -->
*
* @generated
*/
protected boolean updateProblemIndication = true;
/**
* Adapter used to update the problem indication when resources are demanded
* loaded.
*
* @generated
*/
protected EContentAdapter problemIndicationAdapter = new EContentAdapter() {
@Override
public void notifyChanged(Notification notification) {
if (notification.getNotifier() instanceof Resource) {
switch (notification.getFeatureID(Resource.class)) {
case Resource.RESOURCE__IS_LOADED:
case Resource.RESOURCE__ERRORS:
case Resource.RESOURCE__WARNINGS: {
Resource resource = (Resource) notification.getNotifier();
Diagnostic diagnostic = analyzeResourceProblems(resource,
null);
if (diagnostic.getSeverity() != Diagnostic.OK) {
resourceToDiagnosticMap.put(resource, diagnostic);
} else {
resourceToDiagnosticMap.remove(resource);
}
if (updateProblemIndication) {
getSite().getShell().getDisplay().asyncExec(
new Runnable() {
public void run() {
updateProblemIndication();
}
});
}
break;
}
}
} else {
super.notifyChanged(notification);
}
}
@Override
protected void setTarget(Resource target) {
basicSetTarget(target);
}
@Override
protected void unsetTarget(Resource target) {
basicUnsetTarget(target);
}
};
/**
* Handles activation of the editor or it's associated views. <!--
* begin-user-doc -->
*
* @generated
*/
protected void handleActivate() {
// Recompute the read only state.
//
if (editingDomain.getResourceToReadOnlyMap() != null) {
editingDomain.getResourceToReadOnlyMap().clear();
// Refresh any actions that may become enabled or disabled.
//
setSelection(getSelection());
}
if (!removedResources.isEmpty()) {
if (handleDirtyConflict()) {
getSite().getPage().closeEditor(SceneEditor.this, false);
SceneEditor.this.dispose();
} else {
removedResources.clear();
changedResources.clear();
savedResources.clear();
}
} else if (!changedResources.isEmpty()) {
changedResources.removeAll(savedResources);
handleChangedResources();
changedResources.clear();
savedResources.clear();
}
}
/**
* Handles what to do with changed resources on activation. <!--
* begin-user-doc -->
*
* @generated
*/
protected void handleChangedResources() {
if (!changedResources.isEmpty()
&& (!isDirty() || handleDirtyConflict())) {
editingDomain.getCommandStack().flush();
updateProblemIndication = false;
for (Resource resource : changedResources) {
if (resource.isLoaded()) {
resource.unload();
try {
resource.load(Collections.EMPTY_MAP);
} catch (IOException exception) {
if (!resourceToDiagnosticMap.containsKey(resource)) {
resourceToDiagnosticMap
.put(resource, analyzeResourceProblems(
resource, exception));
}
}
}
}
updateProblemIndication = true;
updateProblemIndication();
}
}
/**
* Updates the problems indication with the information described in the
* specified diagnostic.
*
* @generated
*/
protected void updateProblemIndication() {
if (updateProblemIndication) {
BasicDiagnostic diagnostic = new BasicDiagnostic(Diagnostic.OK,
"org.teraport.viewer.scenemodel.editor", 0, null,
new Object[] { editingDomain.getResourceSet() });
for (Diagnostic childDiagnostic : resourceToDiagnosticMap.values()) {
if (childDiagnostic.getSeverity() != Diagnostic.OK) {
diagnostic.add(childDiagnostic);
}
}
int lastEditorPage = getPageCount() - 1;
if (lastEditorPage >= 0
&& getEditor(lastEditorPage) instanceof ProblemEditorPart) {
((ProblemEditorPart) getEditor(lastEditorPage))
.setDiagnostic(diagnostic);
if (diagnostic.getSeverity() != Diagnostic.OK) {
setActivePage(lastEditorPage);
}
} else if (diagnostic.getSeverity() != Diagnostic.OK) {
ProblemEditorPart problemEditorPart = new ProblemEditorPart();
problemEditorPart.setDiagnostic(diagnostic);
try {
addPage(++lastEditorPage, problemEditorPart,
getEditorInput());
setPageText(lastEditorPage, problemEditorPart.getPartName());
setActivePage(lastEditorPage);
showTabs();
} catch (PartInitException exception) {
ViewerSceneEditorPlugin.INSTANCE.log(exception);
}
}
}
}
/**
* Shows a dialog that asks if conflicting changes should be discarded. <!--
* begin-user-doc -->
*
* @generated
*/
protected boolean handleDirtyConflict() {
return MessageDialog.openQuestion(getSite().getShell(),
getString("_UI_FileConflict_label"),
getString("_WARN_FileConflict"));
}
/**
* This creates a model editor. <!-- end-user-doc
* -->
*
* @generated
*/
public SceneEditor() {
super();
initializeEditingDomain();
}
/**
* This sets up the editing domain for the model editor. <!-- begin-user-doc
* -->
*
* @generated
*/
protected void initializeEditingDomain() {
// Create an adapter factory that yields item providers.
//
adapterFactory = new ComposedAdapterFactory(
ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
adapterFactory
.addAdapterFactory(new ResourceItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new SceneItemProviderAdapterFactory());
adapterFactory
.addAdapterFactory(new ReflectiveItemProviderAdapterFactory());
// Create the command stack that will notify this editor as commands are
// executed.
//
BasicCommandStack commandStack = new BasicCommandStack();
// Add a listener to set the most recent command's affected objects to
// be the selection of the viewer with focus.
//
commandStack.addCommandStackListener(new CommandStackListener() {
public void commandStackChanged(final EventObject event) {
getContainer().getDisplay().asyncExec(new Runnable() {
public void run() {
firePropertyChange(IEditorPart.PROP_DIRTY);
// Try to select the affected objects.
//
Command mostRecentCommand = ((CommandStack) event
.getSource()).getMostRecentCommand();
if (mostRecentCommand != null) {
setSelectionToViewer(mostRecentCommand
.getAffectedObjects());
}
if (propertySheetPage != null
&& !propertySheetPage.getControl().isDisposed()) {
propertySheetPage.refresh();
}
}
});
}
});
// Create the editing domain with a special command stack.
//
editingDomain = new AdapterFactoryEditingDomain(adapterFactory,
commandStack, new HashMap<Resource, Boolean>());
}
/**
* This is here for the listener to be able to call it. <!-- begin-user-doc
* -->
*
* @generated
*/
@Override
protected void firePropertyChange(int action) {
super.firePropertyChange(action);
}
/**
* This sets the selection into whichever viewer is active. <!--
* begin-user-doc -->
*
* @generated
*/
public void setSelectionToViewer(Collection<?> collection) {
final Collection<?> theSelection = collection;
// Make sure it's okay.
//
if (theSelection != null && !theSelection.isEmpty()) {
// I don't know if this should be run this deferred
// because we might have to give the editor a chance to process the
// viewer update events
// and hence to update the views first.
//
//
Runnable runnable = new Runnable() {
public void run() {
// Try to select the items in the current content viewer of
// the editor.
//
if (currentViewer != null) {
currentViewer.setSelection(new StructuredSelection(
theSelection.toArray()), true);
}
}
};
runnable.run();
}
}
/**
* This returns the editing domain as required by the
* {@link IEditingDomainProvider} interface. This is important for
* implementing the static methods of {@link AdapterFactoryEditingDomain}
* and for supporting {@link org.eclipse.emf.edit.ui.action.CommandAction}.
*
*
* @generated
*/
public EditingDomain getEditingDomain() {
return editingDomain;
}
/**
*
*
* @generated
*/
public class ReverseAdapterFactoryContentProvider extends
AdapterFactoryContentProvider {
/**
*
*
* @generated
*/
public ReverseAdapterFactoryContentProvider(
AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
*
*
* @generated
*/
@Override
public Object[] getElements(Object object) {
Object parent = super.getParent(object);
return (parent == null ? Collections.EMPTY_SET : Collections
.singleton(parent)).toArray();
}
/**
*
*
* @generated
*/
@Override
public Object[] getChildren(Object object) {
Object parent = super.getParent(object);
return (parent == null ? Collections.EMPTY_SET : Collections
.singleton(parent)).toArray();
}
/**
*
*
* @generated
*/
@Override
public boolean hasChildren(Object object) {
Object parent = super.getParent(object);
return parent != null;
}
/**
*
*
* @generated
*/
@Override
public Object getParent(Object object) {
return null;
}
}
/**
* This makes sure that one content viewer, either for the current page or
* the outline view, if it has focus, is the current one. <!--
* begin-user-doc -->
*
* @generated
*/
public void setCurrentViewer(Viewer viewer) {
// If it is changing...
//
if (currentViewer != viewer) {
if (selectionChangedListener == null) {
// Create the listener on demand.
//
selectionChangedListener = new ISelectionChangedListener() {
// This just notifies those things that are affected by the
// section.
//
public void selectionChanged(
SelectionChangedEvent selectionChangedEvent) {
System.out.println("huhu selectionChanged juhu");
setSelection(selectionChangedEvent.getSelection());
}
};
}
// Stop listening to the old one.
//
if (currentViewer != null) {
currentViewer
.removeSelectionChangedListener(selectionChangedListener);
}
// Start listening to the new one.
//
if (viewer != null) {
System.out.println(" listener SceneModel " + selectionChangedListener);
viewer.addSelectionChangedListener(selectionChangedListener);
}
// Remember it.
//
currentViewer = viewer;
// Set the editors selection based on the current viewer's
// selection.
//
setSelection(currentViewer == null ? StructuredSelection.EMPTY
: currentViewer.getSelection());
}
}
/**
* This returns the viewer as required by the {@link IViewerProvider}
* interface.
*
* @generated
*/
public Viewer getViewer() {
return currentViewer;
}
/**
* This creates a context menu for the viewer and adds a listener as well
* registering the menu for extension. <!--
* end-user-doc -->
*
* @generated
*/
protected void createContextMenuFor(StructuredViewer viewer) {
MenuManager contextMenu = new MenuManager("#PopUp");
contextMenu.add(new Separator("additions"));
contextMenu.setRemoveAllWhenShown(true);
contextMenu.addMenuListener(this);
Menu menu = contextMenu.createContextMenu(viewer.getControl());
viewer.getControl().setMenu(menu);
getSite().registerContextMenu(contextMenu,
new UnwrappingSelectionProvider(viewer));
int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance() };
viewer.addDragSupport(dndOperations, transfers, new ViewerDragAdapter(
viewer));
viewer.addDropSupport(dndOperations, transfers,
new EditingDomainViewerDropAdapter(editingDomain, viewer));
}
/**
* This is the method called to load a resource into the editing domain's
* resource set based on the editor's input. <!--
* end-user-doc -->
*
* @generated
*/
public void createModel() {
URI resourceURI = EditUIUtil.getURI(getEditorInput());
Exception exception = null;
Resource resource = null;
try {
// Load the resource through the editing domain.
//
resource = editingDomain.getResourceSet().getResource(resourceURI,
true);
} catch (Exception e) {
exception = e;
resource = editingDomain.getResourceSet().getResource(resourceURI,
false);
}
Diagnostic diagnostic = analyzeResourceProblems(resource, exception);
if (diagnostic.getSeverity() != Diagnostic.OK) {
resourceToDiagnosticMap.put(resource, analyzeResourceProblems(
resource, exception));
}
editingDomain.getResourceSet().eAdapters()
.add(problemIndicationAdapter);
}
/**
* Returns a diagnostic describing the errors and warnings listed in the
* resource and the specified exception (if any).
*
*
* @generated
*/
public Diagnostic analyzeResourceProblems(Resource resource,
Exception exception) {
if (!resource.getErrors().isEmpty()
|| !resource.getWarnings().isEmpty()) {
BasicDiagnostic basicDiagnostic = new BasicDiagnostic(
Diagnostic.ERROR, "org.teraport.viewer.scenemodel.editor",
0, getString("_UI_CreateModelError_message", resource
.getURI()),
new Object[] { exception == null ? (Object) resource
: exception });
basicDiagnostic.merge(EcoreUtil.computeDiagnostic(resource, true));
return basicDiagnostic;
} else if (exception != null) {
return new BasicDiagnostic(Diagnostic.ERROR,
"org.teraport.viewer.scenemodel.editor", 0, getString(
"_UI_CreateModelError_message", resource.getURI()),
new Object[] { exception });
} else {
return Diagnostic.OK_INSTANCE;
}
}
/**
* This is the method used by the framework to install your own controls.
*
*
* @generated
*/
@Override
public void createPages() {
// Creates the model from the editor input
//
createModel();
// Only creates the other pages if there is something that can be edited
//
if (!getEditingDomain().getResourceSet().getResources().isEmpty()
&& !(getEditingDomain().getResourceSet().getResources().get(0))
.getContents().isEmpty()) {
// Create a page for the selection tree view.
//
Tree tree = new Tree(getContainer(), SWT.MULTI);
selectionViewer = new TreeViewer(tree);
setCurrentViewer(selectionViewer);
selectionViewer
.setContentProvider(new AdapterFactoryContentProvider(
adapterFactory));
selectionViewer.setLabelProvider(new AdapterFactoryLabelProvider(
adapterFactory));
selectionViewer.setInput(editingDomain.getResourceSet());
selectionViewer.setSelection(new StructuredSelection(editingDomain
.getResourceSet().getResources().get(0)), true);
new AdapterFactoryTreeEditor(selectionViewer.getTree(),
adapterFactory);
createContextMenuFor(selectionViewer);
int pageIndex = addPage(tree);
setPageText(pageIndex, getString("_UI_SelectionPage_label"));
getSite().getShell().getDisplay().asyncExec(new Runnable() {
public void run() {
setActivePage(0);
}
});
}
// Ensures that this editor will only display the page's tab
// area if there are more than one page
//
getContainer().addControlListener(new ControlAdapter() {
boolean guard = false;
@Override
public void controlResized(ControlEvent event) {
if (!guard) {
guard = true;
hideTabs();
guard = false;
}
}
});
getSite().getShell().getDisplay().asyncExec(new Runnable() {
public void run() {
updateProblemIndication();
}
});
}
/**
* If there is just one page in the multi-page editor part, this hides the
* single tab at the bottom.
*
* @generated
*/
protected void hideTabs() {
if (getPageCount() <= 1) {
setPageText(0, "");
if (getContainer() instanceof CTabFolder) {
((CTabFolder) getContainer()).setTabHeight(1);
Point point = getContainer().getSize();
getContainer().setSize(point.x, point.y + 6);
}
}
}
/**
* If there is more than one page in the multi-page editor part, this shows
* the tabs at the bottom.
*
* @generated
*/
protected void showTabs() {
if (getPageCount() > 1) {
setPageText(0, getString("_UI_SelectionPage_label"));
if (getContainer() instanceof CTabFolder) {
((CTabFolder) getContainer()).setTabHeight(SWT.DEFAULT);
Point point = getContainer().getSize();
getContainer().setSize(point.x, point.y - 6);
}
}
}
/**
* This is used to track the active viewer. <!--
* end-user-doc -->
*
* @generated
*/
@Override
protected void pageChange(int pageIndex) {
super.pageChange(pageIndex);
if (contentOutlinePage != null) {
handleContentOutlineSelection(contentOutlinePage.getSelection());
}
}
/**
* This is how the framework determines which interfaces we implement. <!--
* begin-user-doc -->
*
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public Object getAdapter(Class key) {
if (key.equals(IContentOutlinePage.class)) {
return showOutlineView() ? getContentOutlinePage() : null;
} else if (key.equals(IPropertySheetPage.class)) {
return getPropertySheetPage();
} else {
return super.getAdapter(key);
}
}
/**
* This accesses a cached version of the content outliner. <!--
* begin-user-doc -->
*
* @generated
*/
public IContentOutlinePage getContentOutlinePage() {
if (contentOutlinePage == null) {
// The content outline is just a tree.
//
class MyContentOutlinePage extends ContentOutlinePage {
@Override
public void createControl(Composite parent) {
super.createControl(parent);
contentOutlineViewer = getTreeViewer();
contentOutlineViewer.addSelectionChangedListener(this);
// Set up the tree viewer.
//
contentOutlineViewer
.setContentProvider(new AdapterFactoryContentProvider(
adapterFactory));
contentOutlineViewer
.setLabelProvider(new AdapterFactoryLabelProvider(
adapterFactory));
contentOutlineViewer.setInput(editingDomain
.getResourceSet());
// Make sure our popups work.
//
createContextMenuFor(contentOutlineViewer);
if (!editingDomain.getResourceSet().getResources()
.isEmpty()) {
// Select the root object in the view.
//
contentOutlineViewer
.setSelection(new StructuredSelection(
editingDomain.getResourceSet()
.getResources().get(0)), true);
}
}
@Override
public void makeContributions(IMenuManager menuManager,
IToolBarManager toolBarManager,
IStatusLineManager statusLineManager) {
super.makeContributions(menuManager, toolBarManager,
statusLineManager);
contentOutlineStatusLineManager = statusLineManager;
}
@Override
public void setActionBars(IActionBars actionBars) {
super.setActionBars(actionBars);
getActionBarContributor().shareGlobalActions(this,
actionBars);
}
}
contentOutlinePage = new MyContentOutlinePage();
// Listen to selection so that we can handle it is a special way.
//
contentOutlinePage
.addSelectionChangedListener(new ISelectionChangedListener() {
// This ensures that we handle selections correctly.
//
public void selectionChanged(SelectionChangedEvent event) {
System.out.println("huhu selectionChanged");
handleContentOutlineSelection(event.getSelection());
}
});
}
return contentOutlinePage;
}
/**
* This accesses a cached version of the property sheet. <!-- begin-user-doc
* -->
*
* @generated
*/
public IPropertySheetPage getPropertySheetPage() {
if (propertySheetPage == null) {
propertySheetPage = new ExtendedPropertySheetPage(editingDomain) {
@Override
public void setSelectionToViewer(List<?> selection) {
SceneEditor.this.setSelectionToViewer(selection);
SceneEditor.this.setFocus();
}
@Override
public void setActionBars(IActionBars actionBars) {
super.setActionBars(actionBars);
getActionBarContributor().shareGlobalActions(this,
actionBars);
}
};
propertySheetPage
.setPropertySourceProvider(new AdapterFactoryContentProvider(
adapterFactory));
}
return propertySheetPage;
}
/**
* This deals with how we want selection in the outliner to affect the other
* views.
*
* @generated
*/
public void handleContentOutlineSelection(ISelection selection) {
if (selectionViewer != null && !selection.isEmpty()
&& selection instanceof IStructuredSelection) {
Iterator<?> selectedElements = ((IStructuredSelection) selection)
.iterator();
if (selectedElements.hasNext()) {
// Get the first selected element.
//
Object selectedElement = selectedElements.next();
ArrayList<Object> selectionList = new ArrayList<Object>();
selectionList.add(selectedElement);
while (selectedElements.hasNext()) {
selectionList.add(selectedElements.next());
}
// Set the selection to the widget.
//
selectionViewer.setSelection(new StructuredSelection(
selectionList));
}
}
}
/**
* This is for implementing {@link IEditorPart} and simply tests the command
* stack.
*
* @generated
*/
@Override
public boolean isDirty() {
return ((BasicCommandStack) editingDomain.getCommandStack())
.isSaveNeeded();
}
/**
* This is for implementing {@link IEditorPart} and simply saves the model
* file.
*
* @generated
*/
@Override
public void doSave(IProgressMonitor progressMonitor) {
// Save only resources that have actually changed.
//
final Map<Object, Object> saveOptions = new HashMap<Object, Object>();
saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED,
Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER);
// Do the work within an operation because this is a long running
// activity that modifies the workbench.
//
IRunnableWithProgress operation = new IRunnableWithProgress() {
// This is the method that gets invoked when the operation runs.
//
public void run(IProgressMonitor monitor) {
// Save the resources to the file system.
//
boolean first = true;
for (Resource resource : editingDomain.getResourceSet()
.getResources()) {
if ((first || !resource.getContents().isEmpty() || isPersisted(resource))
&& !editingDomain.isReadOnly(resource)) {
try {
savedResources.add(resource);
resource.save(saveOptions);
} catch (Exception exception) {
resourceToDiagnosticMap
.put(resource, analyzeResourceProblems(
resource, exception));
}
first = false;
}
}
}
};
updateProblemIndication = false;
try {
// This runs the options, and shows progress.
//
new ProgressMonitorDialog(getSite().getShell()).run(true, false,
operation);
// Refresh the necessary state.
//
((BasicCommandStack) editingDomain.getCommandStack()).saveIsDone();
firePropertyChange(IEditorPart.PROP_DIRTY);
} catch (Exception exception) {
// Something went wrong that shouldn't.
//
ViewerSceneEditorPlugin.INSTANCE.log(exception);
}
updateProblemIndication = true;
updateProblemIndication();
}
/**
* This returns whether something has been persisted to the URI of the
* specified resource. The implementation uses the URI converter from the
* editor's resource set to try to open an input stream. <!-- begin-user-doc
* -->
*
* @generated
*/
protected boolean isPersisted(Resource resource) {
boolean result = false;
try {
InputStream stream = editingDomain.getResourceSet()
.getURIConverter().createInputStream(resource.getURI());
if (stream != null) {
result = true;
stream.close();
}
} catch (IOException e) {
// Ignore
}
return result;
}
/**
* This always returns true because it is not currently supported. <!--
* begin-user-doc -->
*
* @generated
*/
@Override
public boolean isSaveAsAllowed() {
return true;
}
/**
* This also changes the editor's input. <!--
* end-user-doc -->
*
* @generated
*/
@Override
public void doSaveAs() {
String fileExtension = getString("_UI_SceneEditorFilenameExtension");
String file = ViewerSceneEditorAdvisor.openFilePathDialog(getSite()
.getShell(), "*." + fileExtension, SWT.SAVE);
if (file != null) {
if (!file.endsWith("." + fileExtension)) {
file = file + "." + fileExtension;
}
URI uri = URI.createFileURI(file);
doSaveAs(uri, new URIEditorInput(uri));
}
}
/**
*
*
* @generated
*/
protected void doSaveAs(URI uri, IEditorInput editorInput) {
(editingDomain.getResourceSet().getResources().get(0)).setURI(uri);
setInputWithNotify(editorInput);
setPartName(editorInput.getName());
IProgressMonitor progressMonitor = getActionBars()
.getStatusLineManager() != null ? getActionBars()
.getStatusLineManager().getProgressMonitor()
: new NullProgressMonitor();
doSave(progressMonitor);
}
/**
* This is called during startup. <!-- end-user-doc
* -->
*
* @generated
*/
@Override
public void init(IEditorSite site, IEditorInput editorInput) {
setSite(site);
setInputWithNotify(editorInput);
setPartName(editorInput.getName());
site.setSelectionProvider(this);
IViewport vtk = Engine.getInstance().getViewport();
site.setSelectionProvider(this);
// site.setSelectionProvider(vtk);
site.getPage().addPartListener(partListener);
}
/**
*
*
* @generated
*/
@Override
public void setFocus() {
getControl(getActivePage()).setFocus();
}
/**
* This implements {@link org.eclipse.jface.viewers.ISelectionProvider}.
*
*
* @generated
*/
public void addSelectionChangedListener(ISelectionChangedListener listener) {
selectionChangedListeners.add(listener);
}
/**
* This implements {@link org.eclipse.jface.viewers.ISelectionProvider}.
*
*
* @generated
*/
public void removeSelectionChangedListener(
ISelectionChangedListener listener) {
selectionChangedListeners.remove(listener);
}
/**
* This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to
* return this editor's overall selection. <!--
* end-user-doc -->
*
* @generated
*/
public ISelection getSelection() {
return editorSelection;
}
/**
* This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to
* set this editor's overall selection. Calling this result will notify the
* listeners.
*
* @generated
*/
public void setSelection(ISelection selection) {
editorSelection = selection;
for (ISelectionChangedListener listener : selectionChangedListeners) {
listener
.selectionChanged(new SelectionChangedEvent(this, selection));
}
setStatusLineManager(selection);
}
/**
*
*
* @generated
*/
public void setStatusLineManager(ISelection selection) {
IStatusLineManager statusLineManager = currentViewer != null
&& currentViewer == contentOutlineViewer ? contentOutlineStatusLineManager
: getActionBars().getStatusLineManager();
if (statusLineManager != null) {
if (selection instanceof IStructuredSelection) {
Collection<?> collection = ((IStructuredSelection) selection)
.toList();
switch (collection.size()) {
case 0: {
statusLineManager
.setMessage(getString("_UI_NoObjectSelected"));
break;
}
case 1: {
String text = new AdapterFactoryItemDelegator(
adapterFactory).getText(collection.iterator()
.next());
statusLineManager.setMessage(getString(
"_UI_SingleObjectSelected", text));
break;
}
default: {
statusLineManager.setMessage(getString(
"_UI_MultiObjectSelected", Integer
.toString(collection.size())));
break;
}
}
} else {
statusLineManager.setMessage("");
}
}
}
/**
* This looks up a string in the plugin's plugin.properties file. <!--
* begin-user-doc -->
*
* @generated
*/
private static String getString(String key) {
return ViewerSceneEditorPlugin.INSTANCE.getString(key);
}
/**
* This looks up a string in plugin.properties, making a substitution. <!--
* begin-user-doc -->
*
* @generated
*/
private static String getString(String key, Object s1) {
return ViewerSceneEditorPlugin.INSTANCE.getString(key,
new Object[] { s1 });
}
/**
* This implements {@link org.eclipse.jface.action.IMenuListener} to help
* fill the context menus with contributions from the Edit menu. <!--
* begin-user-doc -->
*
* @generated
*/
public void menuAboutToShow(IMenuManager menuManager) {
((IMenuListener) getEditorSite().getActionBarContributor())
.menuAboutToShow(menuManager);
}
/**
*
*
* @generated
*/
public EditingDomainActionBarContributor getActionBarContributor() {
return (EditingDomainActionBarContributor) getEditorSite()
.getActionBarContributor();
}
/**
*
*
* @generated
*/
public IActionBars getActionBars() {
return getActionBarContributor().getActionBars();
}
/**
*
*
* @generated
*/
public AdapterFactory getAdapterFactory() {
return adapterFactory;
}
/**
*
*
* @generated
*/
@Override
public void dispose() {
updateProblemIndication = false;
getSite().getPage().removePartListener(partListener);
adapterFactory.dispose();
if (getActionBarContributor().getActiveEditor() == this) {
getActionBarContributor().setActiveEditor(null);
}
if (propertySheetPage != null) {
propertySheetPage.dispose();
}
if (contentOutlinePage != null) {
contentOutlinePage.dispose();
}
super.dispose();
}
/**
* Returns whether the outline view should be presented to the user. <!--
* begin-user-doc -->
*
* @generated
*/
protected boolean showOutlineView() {
return false;
}
}
