diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.dawn.gmf/src/org/eclipse/emf/cdo/dawn/gmf/notifications/impl/DawnGMFHandler.java')
-rw-r--r-- | plugins/org.eclipse.emf.cdo.dawn.gmf/src/org/eclipse/emf/cdo/dawn/gmf/notifications/impl/DawnGMFHandler.java | 574 |
1 files changed, 287 insertions, 287 deletions
diff --git a/plugins/org.eclipse.emf.cdo.dawn.gmf/src/org/eclipse/emf/cdo/dawn/gmf/notifications/impl/DawnGMFHandler.java b/plugins/org.eclipse.emf.cdo.dawn.gmf/src/org/eclipse/emf/cdo/dawn/gmf/notifications/impl/DawnGMFHandler.java index 9ce8de2ea5..f00242bfe4 100644 --- a/plugins/org.eclipse.emf.cdo.dawn.gmf/src/org/eclipse/emf/cdo/dawn/gmf/notifications/impl/DawnGMFHandler.java +++ b/plugins/org.eclipse.emf.cdo.dawn.gmf/src/org/eclipse/emf/cdo/dawn/gmf/notifications/impl/DawnGMFHandler.java @@ -1,287 +1,287 @@ -/* - * Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) 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: - * Martin Fluegge - initial API and implementation - */ -package org.eclipse.emf.cdo.dawn.gmf.notifications.impl; - -import org.eclipse.emf.cdo.CDOObject; -import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDelta; -import org.eclipse.emf.cdo.dawn.editors.IDawnEditor; -import org.eclipse.emf.cdo.dawn.gmf.synchronize.DawnConflictHelper; -import org.eclipse.emf.cdo.dawn.gmf.util.DawnDiagramUpdater; -import org.eclipse.emf.cdo.dawn.notifications.BasicDawnTransactionHandler; -import org.eclipse.emf.cdo.internal.dawn.bundle.OM; -import org.eclipse.emf.cdo.transaction.CDOTransaction; -import org.eclipse.emf.cdo.transaction.CDOTransactionConflictEvent; -import org.eclipse.emf.cdo.util.CDOUtil; -import org.eclipse.emf.cdo.util.InvalidObjectException; -import org.eclipse.emf.cdo.view.CDOViewInvalidationEvent; - -import org.eclipse.net4j.util.om.trace.ContextTracer; - -import org.eclipse.emf.common.notify.Adapter; -import org.eclipse.emf.common.notify.Notification; -import org.eclipse.emf.common.notify.Notifier; -import org.eclipse.emf.ecore.EObject; -import org.eclipse.emf.edit.domain.EditingDomain; -import org.eclipse.emf.edit.domain.IEditingDomainProvider; -import org.eclipse.emf.transaction.RecordingCommand; -import org.eclipse.emf.transaction.TransactionalEditingDomain; - -import org.eclipse.gef.EditPart; -import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart; -import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditor; -import org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.DiagramDocumentEditor; -import org.eclipse.gmf.runtime.notation.Edge; -import org.eclipse.gmf.runtime.notation.View; -import org.eclipse.swt.widgets.Display; - -/** - * @author Martin Fluegge - */ -public class DawnGMFHandler extends BasicDawnTransactionHandler -{ - - private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG, DawnGMFHandler.class); - - /** - * @since 1.0 - */ - public DawnGMFHandler(IDawnEditor editor) - { - super(editor); - } - - /** - * @since 1.0 - */ - @Override - public void handleViewInvalidationEvent(CDOViewInvalidationEvent event) - { - CDOViewInvalidationEvent e = event; - - if (TRACER.isEnabled()) - { - TRACER.format("Detached Objects {0} ", e.getDetachedObjects()); //$NON-NLS-1$ - TRACER.format("Dirty Objects {0} ", e.getDirtyObjects()); //$NON-NLS-1$ - } - adjustDeletedEdges(e); - - for (CDOObject dirtyObject : e.getDirtyObjects()) - { - handleObject(dirtyObject); - } - - for (CDOObject detachedObject : e.getDetachedObjects()) - { - handleObject(detachedObject); - } - } - - /** - * @since 1.0 - */ - @Override - public void handleTransactionConflictEvent(CDOTransactionConflictEvent event) - { - CDOTransactionConflictEvent cdoTransactionConflictEvent = event; - - CDOObject cdoObject = cdoTransactionConflictEvent.getConflictingObject(); - - EObject element = CDOUtil.getEObject(cdoObject); // either semantic object or notational - View view = DawnDiagramUpdater.findView(element); - - if (DawnConflictHelper.isConflicted(cdoObject)) - { - DawnConflictHelper.handleConflictedView(cdoObject, view, (DiagramDocumentEditor)editor); - return; - } - } - - @Override - public void modifyingObject(CDOTransaction transaction, final CDOObject object, CDOFeatureDelta featureDelta) - { - if (TRACER.isEnabled()) - { - TRACER.format("modifyingObject {0}", object); //$NON-NLS-1$ - } - - refresh(object); - editor.setDirty(); - object.eAdapters().add(new Adapter() - { - public void setTarget(Notifier newTarget) - { - } - - public void notifyChanged(Notification notification) - { - DawnDiagramUpdater.refreshEditPart(((DiagramDocumentEditor)editor).getDiagramEditPart(), - (DiagramDocumentEditor)editor); - object.eAdapters().remove(this); - } - - public boolean isAdapterForType(Object type) - { - return false; - } - - public Notifier getTarget() - { - return null; - } - }); - } - - /** - * @since 1.0 - */ - @Override - public void attachingObject(CDOTransaction transaction, CDOObject object) - { - super.attachingObject(transaction, object); - refresh(object); - } - - /** - * Edges must be adjusted because of the transience of the Node source/targetEdges CDO cannot see this because - * removing an edges just removes the edge from the diagram. CDO just notices the change in the diagram but not in the - * (detached) edge. The other site (node) is transient and will not be part of the notification. So I must adjust this - * later. CDOLEgacy Wrapper breakes because it only adjusts the changes in the diagram and not the removed edge. So I - * cannot adjust this in the Wrapper. Maybe there is another more generic way. - */ - public void adjustDeletedEdges(final CDOViewInvalidationEvent e) - { - Display.getDefault().asyncExec(new Runnable() - { - public void run() - { - for (CDOObject obj : e.getDetachedObjects()) - { - final EObject view = CDOUtil.getEObject(obj); - if (view instanceof Edge) - { - EditingDomain editingDomain = ((IEditingDomainProvider)view.eResource().getResourceSet()) - .getEditingDomain(); - editingDomain.getCommandStack().execute(new RecordingCommand((TransactionalEditingDomain)editingDomain) - { - @Override - protected void doExecute() - { - try - { - ((Edge)view).setTarget(null); - } - catch (InvalidObjectException ignore) - { - } - - try - { - ((Edge)view).setSource(null); - } - catch (InvalidObjectException ignore) - { - } - } - }); - } - } - } - }); - } - - protected void handleConflicts(CDOViewInvalidationEvent e) - { - for (CDOObject obj : e.getDetachedObjects()) - { - EObject element = CDOUtil.getEObject(obj); - View view = DawnDiagramUpdater.findViewByContainer(element); - DawnConflictHelper.handleConflictedView(CDOUtil.getCDOObject(element), view, (DiagramDocumentEditor)editor); - } - } - - private void handleObject(CDOObject dirtyObject) - { - if (dirtyObject.cdoInvalid()) - { - return; - } - EObject element = CDOUtil.getEObject(dirtyObject); // either sementic object or notational - - View view = DawnDiagramUpdater.findView(element); - - if (DawnConflictHelper.isConflicted(dirtyObject)) - { - // DawnConflictHelper.handleConflictedView(dirtyObject, view, editor); - return; - } - - EditPart relatedEditPart = DawnDiagramUpdater.findEditPart(view, ((DiagramEditor)editor).getDiagramEditPart() - .getViewer()); - if (relatedEditPart != null) - { - if (TRACER.isEnabled()) - { - TRACER.format("Updating EditPart {0} ", relatedEditPart); //$NON-NLS-1$ - } - DawnDiagramUpdater.refreshEditPart(relatedEditPart.getParent(), (DiagramDocumentEditor)editor); - } - else - { - if (TRACER.isEnabled()) - { - TRACER.format("Updating DiagramEditPart {0} ", ((DiagramEditor)editor).getDiagramEditPart()); //$NON-NLS-1$ - } - DawnDiagramUpdater.refreshEditPart(((DiagramEditor)editor).getDiagramEditPart(), (DiagramDocumentEditor)editor); - } - } - - protected void refresh(CDOObject object) - { - View view = DawnDiagramUpdater.findViewByContainer(object); - if (view == null) - { - view = DawnDiagramUpdater.findViewForModel(object, (DiagramDocumentEditor)editor); - } - if (view == null) - { - DawnDiagramUpdater.findViewFromCrossReferences(object); - } - - EditPart relatedEditPart = DawnDiagramUpdater.findEditPart(view, ((DiagramDocumentEditor)editor) - .getDiagramEditPart().getViewer()); - - if (relatedEditPart != null) - { - if (TRACER.isEnabled()) - { - TRACER.format("Updating EditPart {0} ", relatedEditPart); //$NON-NLS-1$ - } - EditPart parent = relatedEditPart.getParent(); - if (parent instanceof IGraphicalEditPart) - { - DawnDiagramUpdater.refresh((IGraphicalEditPart)parent); - } - else - { - DawnDiagramUpdater.refreshEditPart(parent, (DiagramDocumentEditor)editor); - } - } - else - { - if (TRACER.isEnabled()) - { - TRACER.format("Updating DiagramEditPart {0} ", ((DiagramDocumentEditor)editor).getDiagramEditPart()); //$NON-NLS-1$ - } - - DawnDiagramUpdater.refresh(((DiagramDocumentEditor)editor).getDiagramEditPart()); - } - } -} +/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) 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:
+ * Martin Fluegge - initial API and implementation
+ */
+package org.eclipse.emf.cdo.dawn.gmf.notifications.impl;
+
+import org.eclipse.emf.cdo.CDOObject;
+import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDelta;
+import org.eclipse.emf.cdo.dawn.editors.IDawnEditor;
+import org.eclipse.emf.cdo.dawn.gmf.synchronize.DawnConflictHelper;
+import org.eclipse.emf.cdo.dawn.gmf.util.DawnDiagramUpdater;
+import org.eclipse.emf.cdo.dawn.notifications.BasicDawnTransactionHandler;
+import org.eclipse.emf.cdo.internal.dawn.bundle.OM;
+import org.eclipse.emf.cdo.transaction.CDOTransaction;
+import org.eclipse.emf.cdo.transaction.CDOTransactionConflictEvent;
+import org.eclipse.emf.cdo.util.CDOUtil;
+import org.eclipse.emf.cdo.util.InvalidObjectException;
+import org.eclipse.emf.cdo.view.CDOViewInvalidationEvent;
+
+import org.eclipse.net4j.util.om.trace.ContextTracer;
+
+import org.eclipse.emf.common.notify.Adapter;
+import org.eclipse.emf.common.notify.Notification;
+import org.eclipse.emf.common.notify.Notifier;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.edit.domain.EditingDomain;
+import org.eclipse.emf.edit.domain.IEditingDomainProvider;
+import org.eclipse.emf.transaction.RecordingCommand;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+
+import org.eclipse.gef.EditPart;
+import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditor;
+import org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.DiagramDocumentEditor;
+import org.eclipse.gmf.runtime.notation.Edge;
+import org.eclipse.gmf.runtime.notation.View;
+import org.eclipse.swt.widgets.Display;
+
+/**
+ * @author Martin Fluegge
+ */
+public class DawnGMFHandler extends BasicDawnTransactionHandler
+{
+
+ private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG, DawnGMFHandler.class);
+
+ /**
+ * @since 1.0
+ */
+ public DawnGMFHandler(IDawnEditor editor)
+ {
+ super(editor);
+ }
+
+ /**
+ * @since 1.0
+ */
+ @Override
+ public void handleViewInvalidationEvent(CDOViewInvalidationEvent event)
+ {
+ CDOViewInvalidationEvent e = event;
+
+ if (TRACER.isEnabled())
+ {
+ TRACER.format("Detached Objects {0} ", e.getDetachedObjects()); //$NON-NLS-1$
+ TRACER.format("Dirty Objects {0} ", e.getDirtyObjects()); //$NON-NLS-1$
+ }
+ adjustDeletedEdges(e);
+
+ for (CDOObject dirtyObject : e.getDirtyObjects())
+ {
+ handleObject(dirtyObject);
+ }
+
+ for (CDOObject detachedObject : e.getDetachedObjects())
+ {
+ handleObject(detachedObject);
+ }
+ }
+
+ /**
+ * @since 1.0
+ */
+ @Override
+ public void handleTransactionConflictEvent(CDOTransactionConflictEvent event)
+ {
+ CDOTransactionConflictEvent cdoTransactionConflictEvent = event;
+
+ CDOObject cdoObject = cdoTransactionConflictEvent.getConflictingObject();
+
+ EObject element = CDOUtil.getEObject(cdoObject); // either semantic object or notational
+ View view = DawnDiagramUpdater.findView(element);
+
+ if (DawnConflictHelper.isConflicted(cdoObject))
+ {
+ DawnConflictHelper.handleConflictedView(cdoObject, view, (DiagramDocumentEditor)editor);
+ return;
+ }
+ }
+
+ @Override
+ public void modifyingObject(CDOTransaction transaction, final CDOObject object, CDOFeatureDelta featureDelta)
+ {
+ if (TRACER.isEnabled())
+ {
+ TRACER.format("modifyingObject {0}", object); //$NON-NLS-1$
+ }
+
+ refresh(object);
+ editor.setDirty();
+ object.eAdapters().add(new Adapter()
+ {
+ public void setTarget(Notifier newTarget)
+ {
+ }
+
+ public void notifyChanged(Notification notification)
+ {
+ DawnDiagramUpdater.refreshEditPart(((DiagramDocumentEditor)editor).getDiagramEditPart(),
+ (DiagramDocumentEditor)editor);
+ object.eAdapters().remove(this);
+ }
+
+ public boolean isAdapterForType(Object type)
+ {
+ return false;
+ }
+
+ public Notifier getTarget()
+ {
+ return null;
+ }
+ });
+ }
+
+ /**
+ * @since 1.0
+ */
+ @Override
+ public void attachingObject(CDOTransaction transaction, CDOObject object)
+ {
+ super.attachingObject(transaction, object);
+ refresh(object);
+ }
+
+ /**
+ * Edges must be adjusted because of the transience of the Node source/targetEdges CDO cannot see this because
+ * removing an edges just removes the edge from the diagram. CDO just notices the change in the diagram but not in the
+ * (detached) edge. The other site (node) is transient and will not be part of the notification. So I must adjust this
+ * later. CDOLEgacy Wrapper breakes because it only adjusts the changes in the diagram and not the removed edge. So I
+ * cannot adjust this in the Wrapper. Maybe there is another more generic way.
+ */
+ public void adjustDeletedEdges(final CDOViewInvalidationEvent e)
+ {
+ Display.getDefault().asyncExec(new Runnable()
+ {
+ public void run()
+ {
+ for (CDOObject obj : e.getDetachedObjects())
+ {
+ final EObject view = CDOUtil.getEObject(obj);
+ if (view instanceof Edge)
+ {
+ EditingDomain editingDomain = ((IEditingDomainProvider)view.eResource().getResourceSet())
+ .getEditingDomain();
+ editingDomain.getCommandStack().execute(new RecordingCommand((TransactionalEditingDomain)editingDomain)
+ {
+ @Override
+ protected void doExecute()
+ {
+ try
+ {
+ ((Edge)view).setTarget(null);
+ }
+ catch (InvalidObjectException ignore)
+ {
+ }
+
+ try
+ {
+ ((Edge)view).setSource(null);
+ }
+ catch (InvalidObjectException ignore)
+ {
+ }
+ }
+ });
+ }
+ }
+ }
+ });
+ }
+
+ protected void handleConflicts(CDOViewInvalidationEvent e)
+ {
+ for (CDOObject obj : e.getDetachedObjects())
+ {
+ EObject element = CDOUtil.getEObject(obj);
+ View view = DawnDiagramUpdater.findViewByContainer(element);
+ DawnConflictHelper.handleConflictedView(CDOUtil.getCDOObject(element), view, (DiagramDocumentEditor)editor);
+ }
+ }
+
+ private void handleObject(CDOObject dirtyObject)
+ {
+ if (dirtyObject.cdoInvalid())
+ {
+ return;
+ }
+ EObject element = CDOUtil.getEObject(dirtyObject); // either sementic object or notational
+
+ View view = DawnDiagramUpdater.findView(element);
+
+ if (DawnConflictHelper.isConflicted(dirtyObject))
+ {
+ // DawnConflictHelper.handleConflictedView(dirtyObject, view, editor);
+ return;
+ }
+
+ EditPart relatedEditPart = DawnDiagramUpdater.findEditPart(view, ((DiagramEditor)editor).getDiagramEditPart()
+ .getViewer());
+ if (relatedEditPart != null)
+ {
+ if (TRACER.isEnabled())
+ {
+ TRACER.format("Updating EditPart {0} ", relatedEditPart); //$NON-NLS-1$
+ }
+ DawnDiagramUpdater.refreshEditPart(relatedEditPart.getParent(), (DiagramDocumentEditor)editor);
+ }
+ else
+ {
+ if (TRACER.isEnabled())
+ {
+ TRACER.format("Updating DiagramEditPart {0} ", ((DiagramEditor)editor).getDiagramEditPart()); //$NON-NLS-1$
+ }
+ DawnDiagramUpdater.refreshEditPart(((DiagramEditor)editor).getDiagramEditPart(), (DiagramDocumentEditor)editor);
+ }
+ }
+
+ protected void refresh(CDOObject object)
+ {
+ View view = DawnDiagramUpdater.findViewByContainer(object);
+ if (view == null)
+ {
+ view = DawnDiagramUpdater.findViewForModel(object, (DiagramDocumentEditor)editor);
+ }
+ if (view == null)
+ {
+ DawnDiagramUpdater.findViewFromCrossReferences(object);
+ }
+
+ EditPart relatedEditPart = DawnDiagramUpdater.findEditPart(view, ((DiagramDocumentEditor)editor)
+ .getDiagramEditPart().getViewer());
+
+ if (relatedEditPart != null)
+ {
+ if (TRACER.isEnabled())
+ {
+ TRACER.format("Updating EditPart {0} ", relatedEditPart); //$NON-NLS-1$
+ }
+ EditPart parent = relatedEditPart.getParent();
+ if (parent instanceof IGraphicalEditPart)
+ {
+ DawnDiagramUpdater.refresh((IGraphicalEditPart)parent);
+ }
+ else
+ {
+ DawnDiagramUpdater.refreshEditPart(parent, (DiagramDocumentEditor)editor);
+ }
+ }
+ else
+ {
+ if (TRACER.isEnabled())
+ {
+ TRACER.format("Updating DiagramEditPart {0} ", ((DiagramDocumentEditor)editor).getDiagramEditPart()); //$NON-NLS-1$
+ }
+
+ DawnDiagramUpdater.refresh(((DiagramDocumentEditor)editor).getDiagramEditPart());
+ }
+ }
+}
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