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package org.eclipse.papyrus.diagram.statemachine.custom.commands;
import java.util.Iterator;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint;
import org.eclipse.gmf.runtime.diagram.core.services.ViewService;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewRequest;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewRequest.ViewDescriptor;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.emf.type.core.IHintedType;
import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.NotationFactory;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.diagram.common.commands.SemanticAdapter;
import org.eclipse.papyrus.diagram.statemachine.custom.helpers.Zone;
import org.eclipse.papyrus.diagram.statemachine.edit.parts.RegionEditPart;
import org.eclipse.papyrus.diagram.statemachine.edit.parts.StateCompartmentEditPart;
import org.eclipse.papyrus.diagram.statemachine.edit.parts.StateNameEditPart;
import org.eclipse.papyrus.diagram.statemachine.part.UMLVisualIDRegistry;
import org.eclipse.papyrus.diagram.statemachine.providers.ElementInitializers;
import org.eclipse.papyrus.diagram.statemachine.providers.UMLElementTypes;
import org.eclipse.uml2.uml.Region;
import org.eclipse.uml2.uml.State;
import org.eclipse.uml2.uml.UMLFactory;
public class CustomFirstRegionInCompositeStateCreateElementCommand extends AbstractTransactionalCommand {
IAdaptable adaptable;
IAdaptable adaptableForDropped = null;
PreferencesHint prefHints;
CreateViewRequest.ViewDescriptor viewDescriptor;
CreateElementRequest createElementRequest;
String dropLocation = Zone.NONE;
public CustomFirstRegionInCompositeStateCreateElementCommand(IAdaptable adaptable, IAdaptable adaptableForDropped, PreferencesHint prefHints, TransactionalEditingDomain domain, String label, String dropLocation) {
super(domain, label, null);
this.adaptable = adaptable;
this.adaptableForDropped = adaptableForDropped;
this.prefHints = prefHints;
viewDescriptor = new ViewDescriptor(adaptable, prefHints);
// make sure the return object is available even before
// executing/undoing/redoing
setResult(CommandResult.newOKCommandResult(viewDescriptor));
this.dropLocation = dropLocation;
}
@Override
public boolean canExecute() {
View compartment = (View)adaptable.getAdapter(View.class);
if(compartment.getChildren().isEmpty()) {
View owner = (View)compartment.eContainer();
State state = (State)owner.getElement();
if(state.getSubmachine() == null)
return true;
return false;
}
// CHECK THIS
// else{
// ENamedElement namedElement = PackageUtil.getElement("notation.View.visible");
// if(ViewUtil.getStructuralFeatureValue(compartment, (EStructuralFeature)namedElement).equals(new Boolean(false))){
// SetPropertyCommand showCompartment = new SetPropertyCommand(getEditingDomain(), adaptable, "notation.View.visible", "Visibility", true);
// showCompartment.setOptions(Collections.singletonMap(Transaction.OPTION_UNPROTECTED, Boolean.TRUE));
//
// try {
// showCompartment.execute(null, null);
// } catch (ExecutionException e) {
// }
//
// }
// return false;
// }
return false;
}
protected void doConfigure(Region newElement, IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
IElementType elementType = createElementRequest.getElementType();
ConfigureRequest configureRequest = new ConfigureRequest(getEditingDomain(), newElement, elementType);
configureRequest.setClientContext(createElementRequest.getClientContext());
configureRequest.addParameters(createElementRequest.getParameters());
ICommand configureCommand = elementType.getEditCommand(configureRequest);
if(configureCommand != null && configureCommand.canExecute()) {
configureCommand.execute(monitor, info);
}
}
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
// adapt the view at execution time
View compartment = (View)adaptable.getAdapter(View.class);
View ownerView = (View)compartment.eContainer();
// get state bounds
int height = Zone.getHeight(ownerView);
int width = Zone.getWidth(ownerView);
if(height < Zone.defaultHeight) {
height = Zone.defaultHeight;
Zone.setHeight(ownerView, height);
}
if(width < Zone.defaultWidth) {
width = Zone.defaultWidth;
Zone.setWidth(ownerView, width);
}
if(adaptableForDropped == null) {
Region umlRegion = UMLFactory.eINSTANCE.createRegion();
createElementRequest = new CreateElementRequest(getEditingDomain(), ownerView, UMLElementTypes.Region_3000);
State umlState = (State)ownerView.getElement();
umlState.getRegions().add(umlRegion);
ElementInitializers.getInstance().init_Region_3000(umlRegion);
doConfigure(umlRegion, monitor, info);
adaptableForDropped = new SemanticAdapter(umlRegion, null);
}
// create a view for the new region on the stateMachineCompartment
String semanticHint = ((IHintedType)UMLElementTypes.Region_3000).getSemanticHint();
View newRegion = (View)ViewService.getInstance().createNode(adaptableForDropped, compartment, semanticHint, -1, prefHints);
// add region specific annotation
Zone.createRegionDefaultAnnotation(newRegion);
// adjust bounds and zone
Iterator<Node> it = ownerView.getChildren().iterator();
while(it.hasNext()) {
Node currentNode = it.next();
if(currentNode.getLayoutConstraint() == null) {
currentNode.setLayoutConstraint(NotationFactory.eINSTANCE.createBounds());
}
if(UMLVisualIDRegistry.getVisualID(currentNode.getType()) == StateNameEditPart.VISUAL_ID) {
Zone.setWidth(currentNode, width);
Zone.setHeight(currentNode, Zone.defaultHeader);
} else if(UMLVisualIDRegistry.getVisualID(currentNode.getType()) == StateCompartmentEditPart.VISUAL_ID) {
Zone.setY(currentNode, Zone.defaultHeader);
Zone.setWidth(currentNode, width);
Zone.setHeight(currentNode, height - Zone.defaultHeader);
Iterator<Node> subit = currentNode.getChildren().iterator();
while(subit.hasNext()) {
Node subCurrentNode = subit.next();
if(subCurrentNode.getLayoutConstraint() == null) {
subCurrentNode.setLayoutConstraint(NotationFactory.eINSTANCE.createBounds());
}
if(UMLVisualIDRegistry.getVisualID(subCurrentNode.getType()) == RegionEditPart.VISUAL_ID) {
Zone.setWidth(subCurrentNode, width);
Zone.setHeight(subCurrentNode, height - Zone.defaultHeader);
}
}
}
}
viewDescriptor.setView(newRegion);
return CommandResult.newOKCommandResult(viewDescriptor);
}
}
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