TransitionPropertiesEditionComponent.java

/**
 * Generated with Acceleo
 */
package org.eclipse.xtext.example.fowlerdsl.statemachine.components;

// Start of user code for imports
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.BasicDiagnostic;
import org.eclipse.emf.common.util.Diagnostic;
import org.eclipse.emf.common.util.WrappedException;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent;
import org.eclipse.emf.eef.runtime.context.PropertiesEditingContext;
import org.eclipse.emf.eef.runtime.context.impl.EObjectPropertiesEditionContext;
import org.eclipse.emf.eef.runtime.impl.components.SinglePartPropertiesEditingComponent;
import org.eclipse.emf.eef.runtime.impl.notify.PropertiesEditionEvent;
import org.eclipse.emf.eef.runtime.policies.PropertiesEditingPolicy;
import org.eclipse.emf.eef.runtime.providers.PropertiesEditingProvider;
import org.eclipse.emf.eef.runtime.ui.widgets.ButtonsModeEnum;
import org.eclipse.emf.eef.runtime.ui.widgets.eobjflatcombo.EObjectFlatComboSettings;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.xtext.example.fowlerdsl.statemachine.Event;
import org.eclipse.xtext.example.fowlerdsl.statemachine.State;
import org.eclipse.xtext.example.fowlerdsl.statemachine.StatemachineFactory;
import org.eclipse.xtext.example.fowlerdsl.statemachine.StatemachinePackage;
import org.eclipse.xtext.example.fowlerdsl.statemachine.Transition;
import org.eclipse.xtext.example.fowlerdsl.statemachine.parts.StatemachineViewsRepository;
import org.eclipse.xtext.example.fowlerdsl.statemachine.parts.TransitionPropertiesEditionPart;


// End of user code

/**
 * 
 * 
 */
public class TransitionPropertiesEditionComponent extends SinglePartPropertiesEditingComponent {

	
	public static String BASE_PART = "Base"; //$NON-NLS-1$

	
	/**
	 * Settings for event EObjectFlatComboViewer
	 */
	private	EObjectFlatComboSettings eventSettings;
	
	/**
	 * Settings for state EObjectFlatComboViewer
	 */
	private	EObjectFlatComboSettings stateSettings;
	
	/**
	 * Default constructor
	 * 
	 */
	public TransitionPropertiesEditionComponent(PropertiesEditingContext editingContext, EObject transition, String editing_mode) {
		super(editingContext, transition, editing_mode);
		parts = new String[] { BASE_PART };
		repositoryKey = StatemachineViewsRepository.class;
		partKey = StatemachineViewsRepository.Transition.class;
	}

	/**
	 * {@inheritDoc}
	 * 
	 * @see org.eclipse.emf.eef.runtime.api.component.IPropertiesEditionComponent#initPart(java.lang.Object, int, org.eclipse.emf.ecore.EObject, 
	 *      org.eclipse.emf.ecore.resource.ResourceSet)
	 * 
	 */
	public void initPart(Object key, int kind, EObject elt, ResourceSet allResource) {
		setInitializing(true);
		if (editingPart != null && key == partKey) {
			editingPart.setContext(elt, allResource);
			final Transition transition = (Transition)elt;
			final TransitionPropertiesEditionPart basePart = (TransitionPropertiesEditionPart)editingPart;
			// init values
			if (isAccessible(StatemachineViewsRepository.Transition.Properties.event)) {
				// init part
				eventSettings = new EObjectFlatComboSettings(transition, StatemachinePackage.eINSTANCE.getTransition_Event());
				basePart.initEvent(eventSettings);
				// set the button mode
				basePart.setEventButtonMode(ButtonsModeEnum.BROWSE);
			}
			if (isAccessible(StatemachineViewsRepository.Transition.Properties.state)) {
				// init part
				stateSettings = new EObjectFlatComboSettings(transition, StatemachinePackage.eINSTANCE.getTransition_State());
				basePart.initState(stateSettings);
				// set the button mode
				basePart.setStateButtonMode(ButtonsModeEnum.BROWSE);
			}
			// init filters
			basePart.addFilterToEvent(new ViewerFilter() {
			
			/**
			 * {@inheritDoc}
			 * 
			 * @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
			 */
			public boolean select(Viewer viewer, Object parentElement, Object element) {
				return (element instanceof String && element.equals("")) || (element instanceof Event); //$NON-NLS-1$ 
				}
			
			});
			// Start of user code for additional businessfilters for event
			// End of user code
			
			basePart.addFilterToState(new ViewerFilter() {
			
			/**
			 * {@inheritDoc}
			 * 
			 * @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
			 */
			public boolean select(Viewer viewer, Object parentElement, Object element) {
				return (element instanceof String && element.equals("")) || (element instanceof State); //$NON-NLS-1$ 
				}
			
			});
			// Start of user code for additional businessfilters for state
			// End of user code
			
			// init values for referenced views
			
			// init filters for referenced views
			
		}
		setInitializing(false);
	}





	/**
	 * {@inheritDoc}
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#updateSemanticModel(org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent)
	 * 
	 */
	public void updateSemanticModel(final IPropertiesEditionEvent event) {
		Transition transition = (Transition)semanticObject;
		if (StatemachineViewsRepository.Transition.Properties.event == event.getAffectedEditor()) {
			if (event.getKind() == PropertiesEditionEvent.SET) {
				eventSettings.setToReference((Event)event.getNewValue());
			} else if (event.getKind() == PropertiesEditionEvent.ADD) {
				Event eObject = StatemachineFactory.eINSTANCE.createEvent();
				EObjectPropertiesEditionContext context = new EObjectPropertiesEditionContext(editingContext, this, eObject, editingContext.getAdapterFactory());
				PropertiesEditingProvider provider = (PropertiesEditingProvider)editingContext.getAdapterFactory().adapt(eObject, PropertiesEditingProvider.class);
				if (provider != null) {
					PropertiesEditingPolicy policy = provider.getPolicy(context);
					if (policy != null) {
						policy.execute();
					}
				}
				eventSettings.setToReference(eObject);
			}
		}
		if (StatemachineViewsRepository.Transition.Properties.state == event.getAffectedEditor()) {
			if (event.getKind() == PropertiesEditionEvent.SET) {
				stateSettings.setToReference((State)event.getNewValue());
			} else if (event.getKind() == PropertiesEditionEvent.ADD) {
				State eObject = StatemachineFactory.eINSTANCE.createState();
				EObjectPropertiesEditionContext context = new EObjectPropertiesEditionContext(editingContext, this, eObject, editingContext.getAdapterFactory());
				PropertiesEditingProvider provider = (PropertiesEditingProvider)editingContext.getAdapterFactory().adapt(eObject, PropertiesEditingProvider.class);
				if (provider != null) {
					PropertiesEditingPolicy policy = provider.getPolicy(context);
					if (policy != null) {
						policy.execute();
					}
				}
				stateSettings.setToReference(eObject);
			}
		}
	}

	/**
	 * {@inheritDoc}
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#updatePart(org.eclipse.emf.common.notify.Notification)
	 */
	public void updatePart(Notification msg) {
		if (editingPart.isVisible()) {	
			TransitionPropertiesEditionPart basePart = (TransitionPropertiesEditionPart)editingPart;
			if (StatemachinePackage.eINSTANCE.getTransition_Event().equals(msg.getFeature()) && basePart != null && isAccessible(StatemachineViewsRepository.Transition.Properties.event))
				basePart.setEvent((EObject)msg.getNewValue());
			if (StatemachinePackage.eINSTANCE.getTransition_State().equals(msg.getFeature()) && basePart != null && isAccessible(StatemachineViewsRepository.Transition.Properties.state))
				basePart.setState((EObject)msg.getNewValue());
			
		}
	}


	/**
	 * {@inheritDoc}
	 * 
	 * @see org.eclipse.emf.eef.runtime.api.component.IPropertiesEditionComponent#validateValue(org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent)
	 * 
	 */
	public Diagnostic validateValue(IPropertiesEditionEvent event) {
		Diagnostic ret = Diagnostic.OK_INSTANCE;
		if (event.getNewValue() != null) {
			try {
			} catch (IllegalArgumentException iae) {
				ret = BasicDiagnostic.toDiagnostic(iae);
			} catch (WrappedException we) {
				ret = BasicDiagnostic.toDiagnostic(we);
			}
		}
		return ret;
	}

}