CompositeWidgetImpl.java example

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/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.papyrus.views.properties.ui.impl;

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.InternalEList;
import org.eclipse.papyrus.views.properties.environment.CompositeWidgetType;
import org.eclipse.papyrus.views.properties.ui.CompositeWidget;
import org.eclipse.papyrus.views.properties.ui.Layout;
import org.eclipse.papyrus.views.properties.ui.UiPackage;
import org.eclipse.papyrus.views.properties.ui.Widget;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Composite Widget</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.papyrus.views.properties.ui.impl.CompositeWidgetImpl#getLayout <em>Layout</em>}</li>
 *   <li>{@link org.eclipse.papyrus.views.properties.ui.impl.CompositeWidgetImpl#getWidgets <em>Widgets</em>}</li>
 *   <li>{@link org.eclipse.papyrus.views.properties.ui.impl.CompositeWidgetImpl#getWidgetType <em>Widget Type</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class CompositeWidgetImpl extends WidgetImpl implements CompositeWidget {
	/**
	 * The cached value of the '{@link #getLayout() <em>Layout</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getLayout()
	 * @generated
	 * @ordered
	 */
	protected Layout layout;

	/**
	 * The cached value of the '{@link #getWidgets() <em>Widgets</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getWidgets()
	 * @generated
	 * @ordered
	 */
	protected EList<Widget> widgets;

	/**
	 * The cached value of the '{@link #getWidgetType() <em>Widget Type</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getWidgetType()
	 * @generated
	 * @ordered
	 */
	protected CompositeWidgetType widgetType;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Layout getLayout() {
		return layout;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetLayout(Layout newLayout, NotificationChain msgs) {
		Layout oldLayout = layout;
		layout = newLayout;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UiPackage.COMPOSITE_WIDGET__LAYOUT, oldLayout, newLayout);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setLayout(Layout newLayout) {
		if (newLayout != layout) {
			NotificationChain msgs = null;
			if (layout != null)
				msgs = ((InternalEObject)layout).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UiPackage.COMPOSITE_WIDGET__LAYOUT, null, msgs);
			if (newLayout != null)
				msgs = ((InternalEObject)newLayout).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - UiPackage.COMPOSITE_WIDGET__LAYOUT, null, msgs);
			msgs = basicSetLayout(newLayout, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackage.COMPOSITE_WIDGET__LAYOUT, newLayout, newLayout));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Widget> getWidgets() {
		if (widgets == null) {
			widgets = new EObjectContainmentEList<Widget>(Widget.class, this, UiPackage.COMPOSITE_WIDGET__WIDGETS);
		}
		return widgets;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public CompositeWidgetType getWidgetType() {
		if (widgetType != null && widgetType.eIsProxy()) {
			InternalEObject oldWidgetType = (InternalEObject)widgetType;
			widgetType = (CompositeWidgetType)eResolveProxy(oldWidgetType);
			if (widgetType != oldWidgetType) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, UiPackage.COMPOSITE_WIDGET__WIDGET_TYPE, oldWidgetType, widgetType));
			}
		}
		return widgetType;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public CompositeWidgetType basicGetWidgetType() {
		return widgetType;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setWidgetType(CompositeWidgetType newWidgetType) {
		CompositeWidgetType oldWidgetType = widgetType;
		widgetType = newWidgetType;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackage.COMPOSITE_WIDGET__WIDGET_TYPE, oldWidgetType, widgetType));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case UiPackage.COMPOSITE_WIDGET__LAYOUT:
				return basicSetLayout(null, msgs);
			case UiPackage.COMPOSITE_WIDGET__WIDGETS:
				return ((InternalEList<?>)getWidgets()).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 UiPackage.COMPOSITE_WIDGET__LAYOUT:
				return getLayout();
			case UiPackage.COMPOSITE_WIDGET__WIDGETS:
				return getWidgets();
			case UiPackage.COMPOSITE_WIDGET__WIDGET_TYPE:
				if (resolve) return getWidgetType();
				return basicGetWidgetType();
		}
		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 UiPackage.COMPOSITE_WIDGET__LAYOUT:
				setLayout((Layout)newValue);
				return;
			case UiPackage.COMPOSITE_WIDGET__WIDGETS:
				getWidgets().clear();
				getWidgets().addAll((Collection<? extends Widget>)newValue);
				return;
			case UiPackage.COMPOSITE_WIDGET__WIDGET_TYPE:
				setWidgetType((CompositeWidgetType)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case UiPackage.COMPOSITE_WIDGET__LAYOUT:
				setLayout((Layout)null);
				return;
			case UiPackage.COMPOSITE_WIDGET__WIDGETS:
				getWidgets().clear();
				return;
			case UiPackage.COMPOSITE_WIDGET__WIDGET_TYPE:
				setWidgetType((CompositeWidgetType)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case UiPackage.COMPOSITE_WIDGET__LAYOUT:
				return layout != null;
			case UiPackage.COMPOSITE_WIDGET__WIDGETS:
				return widgets != null && !widgets.isEmpty();
			case UiPackage.COMPOSITE_WIDGET__WIDGET_TYPE:
				return widgetType != null;
		}
		return super.eIsSet(featureID);
	}

} //CompositeWidgetImpl