examples/org.eclipse.epsilon.examples.sirius.eol/org.eclipse.epsilon.sirius.widget.examples.statemachine.edit/src/org/eclipse/epsilon/sirius/widget/examples/statemachine/provider/StateItemProvider.java

/**
 * * Copyright (c) 2021 The University of York.
 * *
 * * This program and the accompanying materials are made
 * * available under the terms of the Eclipse Public License 2.0
 * * which is available at https://www.eclipse.org/legal/epl-2.0/
 * *
 * * SPDX-License-Identifier: EPL-2.0
 */
package org.eclipse.epsilon.sirius.widget.examples.statemachine.provider;


import java.util.Collection;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;

import org.eclipse.epsilon.sirius.widget.examples.statemachine.State;
import org.eclipse.epsilon.sirius.widget.examples.statemachine.StatemachinePackage;

/**
 * This is the item provider adapter for a {@link org.eclipse.epsilon.sirius.widget.examples.statemachine.State} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class StateItemProvider extends NamedElementItemProvider {
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public StateItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addActionPropertyDescriptor(object);
			addOutgoingPropertyDescriptor(object);
			addIncomingPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Action feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addActionPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_State_action_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_State_action_feature", "_UI_State_type"),
				 StatemachinePackage.Literals.STATE__ACTION,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Outgoing feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addOutgoingPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_State_outgoing_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_State_outgoing_feature", "_UI_State_type"),
				 StatemachinePackage.Literals.STATE__OUTGOING,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Incoming feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addIncomingPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_State_incoming_feature"),
				 getString("_UI_PropertyDescriptor_description", "_UI_State_incoming_feature", "_UI_State_type"),
				 StatemachinePackage.Literals.STATE__INCOMING,
				 true,
				 false,
				 true,
				 null,
				 null,
				 null));
	}

	/**
	 * This returns State.gif.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object getImage(Object object) {
		return overlayImage(object, getResourceLocator().getImage("full/obj16/State"));
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String getText(Object object) {
		String label = ((State)object).getName();
		return label == null || label.length() == 0 ?
			getString("_UI_State_type") :
			getString("_UI_State_type") + " " + label;
	}


	/**
	 * This handles model notifications by calling {@link #updateChildren} to update any cached
	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void notifyChanged(Notification notification) {
		updateChildren(notification);

		switch (notification.getFeatureID(State.class)) {
			case StatemachinePackage.STATE__ACTION:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
				return;
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
	 * that can be created under this object.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);
	}

}