VariableDefinitionItemProvider.java

/** 
 * Copyright (c) 2015 committers of YAKINDU 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:
 * committers of YAKINDU - initial API and implementation
 *
*/
package org.yakindu.sct.model.stext.stext.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.common.util.ResourceLocator;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.yakindu.base.expressions.expressions.ExpressionsFactory;
import org.yakindu.base.types.TypesPackage;
import org.yakindu.base.types.provider.PropertyItemProvider;
import org.yakindu.sct.model.stext.stext.StextFactory;
import org.yakindu.sct.model.stext.stext.StextPackage;
import org.yakindu.sct.model.stext.stext.VariableDefinition;

/**
 * This is the item provider adapter for a
 * {@link org.yakindu.sct.model.stext.stext.VariableDefinition} object. <!--
 * begin-user-doc --> <!-- end-user-doc -->
 * 
 * @generated
 */
public class VariableDefinitionItemProvider extends PropertyItemProvider {
	/**
	 * This constructs an instance from a factory and a notifier. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public VariableDefinitionItemProvider(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);

		}
		return itemPropertyDescriptors;
	}

	/**
	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
		if (childrenFeatures == null) {
			super.getChildrenFeatures(object);
			childrenFeatures.add(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE);
		}
		return childrenFeatures;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EStructuralFeature getChildFeature(Object object, Object child) {
		// Check the type of the specified child object and return the proper feature to use for
		// adding (see {@link AddCommand}) it as a child.

		return super.getChildFeature(object, child);
	}

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

	/**
	 * This returns the label text for the adapted class. <!-- begin-user-doc
	 * --> <!-- end-user-doc -->
	 * 
	 * @generated NOT
	 */

	@Override
	public String getText(Object object) {
		VariableDefinition variable = (VariableDefinition) object;
		StringBuilder builder = new StringBuilder(variable.getName());
		if (variable.getType() != null) {
			builder.append(" : ");
			builder.append(variable.getType().getName());
		}
		return builder.toString();
	}

	/**
	 * 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(VariableDefinition.class)) {
			case StextPackage.VARIABLE_DEFINITION__INITIAL_VALUE:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
				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);

		newChildDescriptors.add
			(createChildParameter
				(TypesPackage.Literals.PACKAGE_MEMBER__ANNOTATIONS,
				 StextFactory.eINSTANCE.createArgumentedAnnotation()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 StextFactory.eINSTANCE.createEventRaisingExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 StextFactory.eINSTANCE.createEventValueReferenceExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 StextFactory.eINSTANCE.createActiveStateReferenceExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 StextFactory.eINSTANCE.createArgumentedAnnotation()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createAssignmentExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createConditionalExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createLogicalOrExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createLogicalAndExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createLogicalNotExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createBitwiseXorExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createBitwiseOrExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createBitwiseAndExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createLogicalRelationExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createShiftExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createNumericalAddSubtractExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createNumericalMultiplyDivideExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createNumericalUnaryExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createPrimitiveValueExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createFeatureCall()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createElementReferenceExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createParenthesizedExpression()));

		newChildDescriptors.add
			(createChildParameter
				(StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE,
				 ExpressionsFactory.eINSTANCE.createTypeCastExpression()));
	}

	/**
	 * This returns the label text for {@link org.eclipse.emf.edit.command.CreateChildCommand}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String getCreateChildText(Object owner, Object feature, Object child, Collection<?> selection) {
		Object childFeature = feature;
		Object childObject = child;

		boolean qualify =
			childFeature == TypesPackage.Literals.PACKAGE_MEMBER__ANNOTATIONS ||
			childFeature == StextPackage.Literals.VARIABLE_DEFINITION__INITIAL_VALUE;

		if (qualify) {
			return getString
				("_UI_CreateChild_text2",
				 new Object[] { getTypeText(childObject), getFeatureText(childFeature), getTypeText(owner) });
		}
		return super.getCreateChildText(owner, feature, child, selection);
	}

	/**
	 * Return the resource locator for this item provider's resources. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public ResourceLocator getResourceLocator() {
		return STextEditPlugin.INSTANCE;
	}

}