bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/impl/ToolItemImpl.java

/**
 * Copyright (c) 2008 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 API and implementation
 */
package org.eclipse.e4.ui.model.application.impl;

import java.util.Collection;

import org.eclipse.e4.ui.model.application.MApplicationPackage;
import org.eclipse.e4.ui.model.application.MElementContainer;
import org.eclipse.e4.ui.model.application.MMenuItem;
import org.eclipse.e4.ui.model.application.MToolItem;
import org.eclipse.e4.ui.model.application.MUIElement;

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

import org.eclipse.emf.common.util.EList;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
import org.eclipse.emf.ecore.util.InternalEList;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Tool Item</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.e4.ui.model.application.impl.ToolItemImpl#getChildren <em>Children</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.impl.ToolItemImpl#getActiveChild <em>Active Child</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ToolItemImpl extends ItemImpl implements MToolItem {
	/**
	 * The cached value of the '{@link #getChildren() <em>Children</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getChildren()
	 * @generated
	 * @ordered
	 */
	protected EList<MMenuItem> children;

	/**
	 * The cached value of the '{@link #getActiveChild() <em>Active Child</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getActiveChild()
	 * @generated
	 * @ordered
	 */
	protected MMenuItem activeChild;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected ToolItemImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return MApplicationPackage.Literals.TOOL_ITEM;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<MMenuItem> getChildren() {
		if (children == null) {
			children = new EObjectContainmentWithInverseEList<MMenuItem>(MUIElement.class, this, MApplicationPackage.TOOL_ITEM__CHILDREN, MApplicationPackage.UI_ELEMENT__PARENT);
		}
		return children;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public MMenuItem getActiveChild() {
		if (activeChild != null && ((EObject)activeChild).eIsProxy()) {
			InternalEObject oldActiveChild = (InternalEObject)activeChild;
			activeChild = (MMenuItem)eResolveProxy(oldActiveChild);
			if (activeChild != oldActiveChild) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD, oldActiveChild, activeChild));
			}
		}
		return activeChild;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public MMenuItem basicGetActiveChild() {
		return activeChild;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setActiveChild(MMenuItem newActiveChild) {
		MMenuItem oldActiveChild = activeChild;
		activeChild = newActiveChild;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD, oldActiveChild, activeChild));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case MApplicationPackage.TOOL_ITEM__CHILDREN:
				return ((InternalEList<InternalEObject>)(InternalEList<?>)getChildren()).basicAdd(otherEnd, msgs);
		}
		return super.eInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case MApplicationPackage.TOOL_ITEM__CHILDREN:
				return ((InternalEList<?>)getChildren()).basicRemove(otherEnd, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case MApplicationPackage.TOOL_ITEM__CHILDREN:
				return getChildren();
			case MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD:
				if (resolve) return getActiveChild();
				return basicGetActiveChild();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case MApplicationPackage.TOOL_ITEM__CHILDREN:
				getChildren().clear();
				getChildren().addAll((Collection<? extends MMenuItem>)newValue);
				return;
			case MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD:
				setActiveChild((MMenuItem)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case MApplicationPackage.TOOL_ITEM__CHILDREN:
				getChildren().clear();
				return;
			case MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD:
				setActiveChild((MMenuItem)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case MApplicationPackage.TOOL_ITEM__CHILDREN:
				return children != null && !children.isEmpty();
			case MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD:
				return activeChild != null;
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eBaseStructuralFeatureID(int derivedFeatureID, Class<?> baseClass) {
		if (baseClass == MElementContainer.class) {
			switch (derivedFeatureID) {
				case MApplicationPackage.TOOL_ITEM__CHILDREN: return MApplicationPackage.ELEMENT_CONTAINER__CHILDREN;
				case MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD: return MApplicationPackage.ELEMENT_CONTAINER__ACTIVE_CHILD;
				default: return -1;
			}
		}
		return super.eBaseStructuralFeatureID(derivedFeatureID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eDerivedStructuralFeatureID(int baseFeatureID, Class<?> baseClass) {
		if (baseClass == MElementContainer.class) {
			switch (baseFeatureID) {
				case MApplicationPackage.ELEMENT_CONTAINER__CHILDREN: return MApplicationPackage.TOOL_ITEM__CHILDREN;
				case MApplicationPackage.ELEMENT_CONTAINER__ACTIVE_CHILD: return MApplicationPackage.TOOL_ITEM__ACTIVE_CHILD;
				default: return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

} //ToolItemImpl