| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 2007 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 implementation |
| //------------------------------------------------------------------------------ |
| /** |
| * |
| */ |
| package org.eclipse.epf.diagram.ad.custom.policies; |
| |
| import java.util.Iterator; |
| |
| import org.eclipse.draw2d.geometry.Dimension; |
| import org.eclipse.draw2d.geometry.Point; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.epf.diagram.ad.edit.parts.ActivityPartitionEditPart; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.gef.requests.ChangeBoundsRequest; |
| import org.eclipse.gmf.runtime.common.core.command.CompositeCommand; |
| import org.eclipse.gmf.runtime.common.core.command.ICommand; |
| import org.eclipse.gmf.runtime.diagram.core.util.ViewUtil; |
| import org.eclipse.gmf.runtime.diagram.ui.commands.CommandProxy; |
| import org.eclipse.gmf.runtime.diagram.ui.commands.CreateCommand; |
| import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy; |
| import org.eclipse.gmf.runtime.diagram.ui.commands.SetBoundsCommand; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.LabelEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editpolicies.CreationEditPolicy; |
| import org.eclipse.gmf.runtime.diagram.ui.l10n.DiagramUIMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewRequest; |
| import org.eclipse.gmf.runtime.diagram.ui.requests.EditCommandRequestWrapper; |
| import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand; |
| import org.eclipse.gmf.runtime.emf.core.util.EObjectAdapter; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.MoveRequest; |
| import org.eclipse.gmf.runtime.notation.View; |
| import org.eclipse.uml2.uml.UMLPackage; |
| |
| /** |
| * CreationEditPolicy for ActivityPartition. |
| * |
| * @author Shashidhar Kannoori |
| * @author Phong Nguyen Le |
| */ |
| public class ActivityPartitionCreationEditPolicy extends CreationEditPolicy { |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.diagram.ui.editpolicies.CreationEditPolicy#getCreateCommand(org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewRequest) |
| * @modified |
| */ |
| protected Command getCreateCommand(CreateViewRequest request) { |
| TransactionalEditingDomain editingDomain = ((IGraphicalEditPart) getHost()) |
| .getEditingDomain(); |
| CompositeTransactionalCommand cc = new CompositeTransactionalCommand( |
| editingDomain, DiagramUIMessages.AddCommand_Label); |
| |
| Iterator descriptors = request.getViewDescriptors().iterator(); |
| |
| while (descriptors.hasNext()) { |
| CreateViewRequest.ViewDescriptor descriptor = (CreateViewRequest.ViewDescriptor) descriptors |
| .next(); |
| View containerView = (View) getHost().getModel(); |
| // while(containerView.getElement() instanceof ActivityPartition){ |
| // containerView = (View)containerView.eContainer(); |
| // } |
| CreateCommand createCommand = new CreateCommand(editingDomain, |
| descriptor, containerView); |
| |
| cc.compose(createCommand); |
| } |
| return new ICommandProxy(cc.reduce()); |
| } |
| |
| /** Return a command to reparent both the semantic and view elements. */ |
| /** |
| * return a command to reparent both the semantic and view elements. |
| * @param request the request |
| * @return command |
| */ |
| protected Command getReparentCommand(ChangeBoundsRequest request) { |
| Iterator editParts = request.getEditParts().iterator(); |
| View container = (View)getHost().getAdapter(View.class); |
| EObject context = container == null ? null : ViewUtil.resolveSemanticElement(container); |
| CompositeCommand cc = new CompositeCommand(DiagramUIMessages.AddCommand_Label); |
| while ( editParts.hasNext() ) { |
| EditPart ep = (EditPart)editParts.next(); |
| if ( ep instanceof LabelEditPart ) { |
| continue; |
| } |
| |
| View view = (View)ep.getAdapter(View.class); |
| if ( view == null ) { |
| continue; |
| } |
| |
| EObject semantic = ViewUtil.resolveSemanticElement(view); |
| if ( semantic == null ) { |
| cc.compose(getReparentViewCommand((IGraphicalEditPart)ep)); |
| cc.compose(adjustLocationCommand((IGraphicalEditPart)ep, request)); |
| } |
| else if ( context != null && shouldReparent(semantic, context)) { |
| cc.compose(getReparentCommand((IGraphicalEditPart)ep)); |
| cc.compose(adjustLocationCommand((IGraphicalEditPart)ep, request)); |
| } |
| } |
| return cc.isEmpty() ? null : new ICommandProxy(cc.reduce()); |
| } |
| |
| @Override |
| protected ICommand getReparentCommand(IGraphicalEditPart gep) { |
| CompositeCommand cc = new CompositeCommand(DiagramUIMessages.AddCommand_Label); |
| View container = (View)getHost().getModel(); |
| EObject context = ViewUtil.resolveSemanticElement(container); |
| View view = (View)gep.getModel(); |
| EObject element = ViewUtil.resolveSemanticElement(view); |
| |
| TransactionalEditingDomain editingDomain = ((IGraphicalEditPart) getHost()) |
| .getEditingDomain(); |
| |
| // |
| // semantic |
| if ( element != null ) { |
| Command moveSemanticCmd = |
| getHost().getCommand( |
| new EditCommandRequestWrapper( |
| new MoveRequest(editingDomain, context, UMLPackage.eINSTANCE.getActivityPartition_Node(), element))); |
| |
| if (moveSemanticCmd == null) { |
| return org.eclipse.gmf.runtime.common.core.command.UnexecutableCommand.INSTANCE; |
| } |
| |
| cc.compose ( new CommandProxy(moveSemanticCmd) ); |
| } |
| // |
| // notation |
| cc.compose(getReparentViewCommand(gep)); |
| // in case of moving into partition we have to change the coordinates of element |
| return cc; |
| } |
| |
| private ICommand adjustLocationCommand(IGraphicalEditPart child, |
| ChangeBoundsRequest request) { |
| if (child instanceof ShapeEditPart) { |
| Point location = request.getMoveDelta(); |
| Point childLocation = child.getFigure().getBounds().getLocation(); |
| int x = childLocation.x + location.x |
| - ((ActivityPartitionEditPart)getHost()).getLocation().x; |
| int y = childLocation.y + location.y |
| - ((ActivityPartitionEditPart)getHost()).getLocation().y; |
| |
| ICommand boundsCommand = new SetBoundsCommand( |
| ((ShapeEditPart) child).getEditingDomain(), |
| DiagramUIMessages.SetLocationCommand_Label_Resize, //$NON-NLS-1$ |
| new EObjectAdapter((View) child.getModel()), |
| new Point(x, y)); |
| |
| return boundsCommand; |
| } |
| return null; |
| } |
| |
| static ICommand createAdjustLocationCommand(IGraphicalEditPart child, |
| ChangeBoundsRequest request, IGraphicalEditPart newParent) { |
| if (child instanceof ShapeEditPart) { |
| Point location = request.getMoveDelta(); |
| Point newLocation = child.getFigure().getBounds().getLocation().getCopy().translate(location); |
| // Dimension diff = ((GraphicalEditPart) child.getParent()).getFigure().getBounds() |
| // .getLocation().getDifference( |
| // newParent.getFigure().getBounds().getLocation()); |
| // newLocation.translate(diff); |
| // newParent.getFigure().translateFromParent(newLocation); |
| ICommand boundsCommand = new SetBoundsCommand( |
| ((ShapeEditPart) child).getEditingDomain(), |
| DiagramUIMessages.SetLocationCommand_Label_Resize, //$NON-NLS-1$ |
| new EObjectAdapter((View) child.getModel()), |
| newLocation); |
| |
| return boundsCommand; |
| } |
| return null; |
| } |
| } |