nodeelementimpl.java

对eclipse gef进行封装,可以生成图形化编辑器

/**
 * <copyright>
 * </copyright>
 *
 * $Id: NodeElementImpl.java,v 1.1 2006/12/30 02:45:06 niegy Exp $
 */
package com.primeton.studio.gef.core.impl;

import com.primeton.studio.gef.core.Connection;
import com.primeton.studio.gef.core.CorePackage;
import com.primeton.studio.gef.core.Location;
import com.primeton.studio.gef.core.NodeElement;
import com.primeton.studio.gef.core.NodeElementLabel;
import com.primeton.studio.gef.core.Size;
import com.primeton.studio.gef.core.TNodeType;

import java.util.Collection;

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.InternalEObject;

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

import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.EObjectEList;
import org.eclipse.emf.ecore.util.InternalEList;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Node Element</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getParent <em>Parent</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getTargetConnections <em>Target Connections</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getSourceConnections <em>Source Connections</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getLocation <em>Location</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getSize <em>Size</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#isCollapsed <em>Collapsed</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getNodeType <em>Node Type</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#isGrouped <em>Grouped</em>}</li>
 *   <li>{@link com.primeton.studio.gef.core.impl.NodeElementImpl#getNodeLabel <em>Node Label</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class NodeElementImpl extends NodeImpl implements NodeElement {
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public static final String copyright = "";

	/**
	 * The cached value of the '{@link #getParent() <em>Parent</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getParent()
	 * @generated
	 * @ordered
	 */
	protected NodeElement parent = null;

	/**
	 * The cached value of the '{@link #getTargetConnections() <em>Target Connections</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTargetConnections()
	 * @generated
	 * @ordered
	 */
	protected EList targetConnections = null;

	/**
	 * The cached value of the '{@link #getSourceConnections() <em>Source Connections</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getSourceConnections()
	 * @generated
	 * @ordered
	 */
	protected EList sourceConnections = null;

	/**
	 * The cached value of the '{@link #getLocation() <em>Location</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getLocation()
	 * @generated
	 * @ordered
	 */
	protected Location location = null;

	/**
	 * The cached value of the '{@link #getSize() <em>Size</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getSize()
	 * @generated
	 * @ordered
	 */
	protected Size size = null;

	/**
	 * The default value of the '{@link #isCollapsed() <em>Collapsed</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isCollapsed()
	 * @generated
	 * @ordered
	 */
	protected static final boolean COLLAPSED_EDEFAULT = false;

	/**
	 * The cached value of the '{@link #isCollapsed() <em>Collapsed</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isCollapsed()
	 * @generated
	 * @ordered
	 */
	protected boolean collapsed = COLLAPSED_EDEFAULT;

	/**
	 * The default value of the '{@link #getNodeType() <em>Node Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getNodeType()
	 * @generated
	 * @ordered
	 */
	protected static final TNodeType NODE_TYPE_EDEFAULT = TNodeType.COMMON_LITERAL;

	/**
	 * The cached value of the '{@link #getNodeType() <em>Node Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getNodeType()
	 * @generated
	 * @ordered
	 */
	protected TNodeType nodeType = NODE_TYPE_EDEFAULT;

	/**
	 * The default value of the '{@link #isGrouped() <em>Grouped</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isGrouped()
	 * @ordered
	 */
	protected static final boolean GROUPED_EDEFAULT = false;

	/**
	 * The cached value of the '{@link #isGrouped() <em>Grouped</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isGrouped()
	 * @generated
	 * @ordered
	 */
	protected boolean grouped = GROUPED_EDEFAULT;

	/**
	 * The cached value of the '{@link #getNodeLabel() <em>Node Label</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getNodeLabel()
	 * @generated
	 * @ordered
	 */
	protected NodeElementLabel nodeLabel = null;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NodeElement getParent() {
		return parent;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetParent(NodeElement newParent, NotificationChain msgs) {
		NodeElement oldParent = parent;
		parent = newParent;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, CorePackage.NODE_ELEMENT__PARENT, oldParent, newParent);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setParent(NodeElement newParent) {
		if (newParent != parent) {
			NotificationChain msgs = null;
			if (parent != null)
				msgs = ((InternalEObject)parent).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - CorePackage.NODE_ELEMENT__PARENT, null, msgs);
			if (newParent != null)
				msgs = ((InternalEObject)newParent).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - CorePackage.NODE_ELEMENT__PARENT, null, msgs);
			msgs = basicSetParent(newParent, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, CorePackage.NODE_ELEMENT__PARENT, newParent, newParent));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList getTargetConnections() {
		if (targetConnections == null) {
			targetConnections = new EObjectEList(Connection.class, this, CorePackage.NODE_ELEMENT__TARGET_CONNECTIONS);
		}
		return targetConnections;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList getSourceConnections() {
		if (sourceConnections == null) {
			sourceConnections = new EObjectContainmentEList(Connection.class, this, CorePackage.NODE_ELEMENT__SOURCE_CONNECTIONS);
		}
		return sourceConnections;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Location getLocation() {
		return location;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetLocation(Location newLocation, NotificationChain msgs) {
		Location oldLocation = location;
		location = newLocation;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, CorePackage.NODE_ELEMENT__LOCATION, oldLocation, newLocation);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setLocation(Location newLocation) {
		if (newLocation != location) {
			NotificationChain msgs = null;
			if (location != null)
				msgs = ((InternalEObject)location).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - CorePackage.NODE_ELEMENT__LOCATION, null, msgs);
			if (newLocation != null)
				msgs = ((InternalEObject)newLocation).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - CorePackage.NODE_ELEMENT__LOCATION, null, msgs);
			msgs = basicSetLocation(newLocation, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, CorePackage.NODE_ELEMENT__LOCATION, newLocation, newLocation));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Size getSize() {