/**
 * 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.ui.impl;

import java.lang.reflect.InvocationTargetException;
import org.eclipse.e4.ui.model.application.impl.ApplicationElementImpl;
import org.eclipse.e4.ui.model.application.ui.MElementContainer;
import org.eclipse.e4.ui.model.application.ui.MExpression;
import org.eclipse.e4.ui.model.application.ui.MUIElement;
import org.eclipse.e4.ui.model.application.ui.advanced.MPlaceholder;
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.EcoreUtil;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>UI Element</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getWidget <em>Widget</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getRenderer <em>Renderer</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#isToBeRendered <em>To Be Rendered</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#isOnTop <em>On Top</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#isVisible <em>Visible</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getParent <em>Parent</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getContainerData <em>Container Data</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getCurSharedRef <em>Cur Shared Ref</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getVisibleWhen <em>Visible When</em>}</li>
 *   <li>{@link org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl#getAccessibilityPhrase <em>Accessibility Phrase</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class UIElementImpl extends ApplicationElementImpl implements MUIElement {
	/**
	 * The default value of the '{@link #getWidget() <em>Widget</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getWidget()
	 * @generated
	 * @ordered
	 */
	protected static final Object WIDGET_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getWidget() <em>Widget</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getWidget()
	 * @generated
	 * @ordered
	 */
	protected Object widget = WIDGET_EDEFAULT;

	/**
	 * The default value of the '{@link #getRenderer() <em>Renderer</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getRenderer()
	 * @generated
	 * @ordered
	 */
	protected static final Object RENDERER_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getRenderer() <em>Renderer</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getRenderer()
	 * @generated
	 * @ordered
	 */
	protected Object renderer = RENDERER_EDEFAULT;

	/**
	 * The default value of the '{@link #isToBeRendered() <em>To Be Rendered</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isToBeRendered()
	 * @generated
	 * @ordered
	 */
	protected static final boolean TO_BE_RENDERED_EDEFAULT = true;

	/**
	 * The cached value of the '{@link #isToBeRendered() <em>To Be Rendered</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isToBeRendered()
	 * @generated
	 * @ordered
	 */
	protected boolean toBeRendered = TO_BE_RENDERED_EDEFAULT;

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

	/**
	 * The cached value of the '{@link #isOnTop() <em>On Top</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isOnTop()
	 * @generated
	 * @ordered
	 */
	protected boolean onTop = ON_TOP_EDEFAULT;

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

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

	/**
	 * The default value of the '{@link #getContainerData() <em>Container Data</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getContainerData()
	 * @generated
	 * @ordered
	 */
	protected static final String CONTAINER_DATA_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getContainerData() <em>Container Data</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getContainerData()
	 * @generated
	 * @ordered
	 */
	protected String containerData = CONTAINER_DATA_EDEFAULT;

	/**
	 * The cached value of the '{@link #getCurSharedRef() <em>Cur Shared Ref</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getCurSharedRef()
	 * @generated
	 * @ordered
	 */
	protected MPlaceholder curSharedRef;

	/**
	 * The cached value of the '{@link #getVisibleWhen() <em>Visible When</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getVisibleWhen()
	 * @generated
	 * @ordered
	 */
	protected MExpression visibleWhen;

	/**
	 * The default value of the '{@link #getAccessibilityPhrase() <em>Accessibility Phrase</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getAccessibilityPhrase()
	 * @generated
	 * @ordered
	 */
	protected static final String ACCESSIBILITY_PHRASE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getAccessibilityPhrase() <em>Accessibility Phrase</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getAccessibilityPhrase()
	 * @generated
	 * @ordered
	 */
	protected String accessibilityPhrase = ACCESSIBILITY_PHRASE_EDEFAULT;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object getWidget() {
		return widget;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setWidget(Object newWidget) {
		Object oldWidget = widget;
		widget = newWidget;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__WIDGET, oldWidget, widget));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object getRenderer() {
		return renderer;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setRenderer(Object newRenderer) {
		Object oldRenderer = renderer;
		renderer = newRenderer;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__RENDERER, oldRenderer, renderer));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isToBeRendered() {
		return toBeRendered;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setToBeRendered(boolean newToBeRendered) {
		boolean oldToBeRendered = toBeRendered;
		toBeRendered = newToBeRendered;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__TO_BE_RENDERED, oldToBeRendered, toBeRendered));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isOnTop() {
		return onTop;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setOnTop(boolean newOnTop) {
		boolean oldOnTop = onTop;
		onTop = newOnTop;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__ON_TOP, oldOnTop, onTop));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isVisible() {
		return visible;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setVisible(boolean newVisible) {
		boolean oldVisible = visible;
		visible = newVisible;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__VISIBLE, oldVisible, visible));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	public MElementContainer<MUIElement> getParent() {
		if (eContainerFeatureID() != UiPackageImpl.UI_ELEMENT__PARENT) return null;
		return (MElementContainer<MUIElement>)eContainer();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetParent(MElementContainer<MUIElement> newParent, NotificationChain msgs) {
		msgs = eBasicSetContainer((InternalEObject)newParent, UiPackageImpl.UI_ELEMENT__PARENT, msgs);
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setParent(MElementContainer<MUIElement> newParent) {
		if (newParent != eInternalContainer() || (eContainerFeatureID() != UiPackageImpl.UI_ELEMENT__PARENT && newParent != null)) {
			if (EcoreUtil.isAncestor(this, (EObject)newParent))
				throw new IllegalArgumentException("Recursive containment not allowed for " + toString()); //$NON-NLS-1$
			NotificationChain msgs = null;
			if (eInternalContainer() != null)
				msgs = eBasicRemoveFromContainer(msgs);
			if (newParent != null)
				msgs = ((InternalEObject)newParent).eInverseAdd(this, UiPackageImpl.ELEMENT_CONTAINER__CHILDREN, MElementContainer.class, msgs);
			msgs = basicSetParent(newParent, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__PARENT, newParent, newParent));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getContainerData() {
		return containerData;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setContainerData(String newContainerData) {
		String oldContainerData = containerData;
		containerData = newContainerData;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__CONTAINER_DATA, oldContainerData, containerData));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public MPlaceholder getCurSharedRef() {
		if (curSharedRef != null && ((EObject)curSharedRef).eIsProxy()) {
			InternalEObject oldCurSharedRef = (InternalEObject)curSharedRef;
			curSharedRef = (MPlaceholder)eResolveProxy(oldCurSharedRef);
			if (curSharedRef != oldCurSharedRef) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, UiPackageImpl.UI_ELEMENT__CUR_SHARED_REF, oldCurSharedRef, curSharedRef));
			}
		}
		return curSharedRef;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public MPlaceholder basicGetCurSharedRef() {
		return curSharedRef;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setCurSharedRef(MPlaceholder newCurSharedRef) {
		MPlaceholder oldCurSharedRef = curSharedRef;
		curSharedRef = newCurSharedRef;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__CUR_SHARED_REF, oldCurSharedRef, curSharedRef));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public MExpression getVisibleWhen() {
		return visibleWhen;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetVisibleWhen(MExpression newVisibleWhen, NotificationChain msgs) {
		MExpression oldVisibleWhen = visibleWhen;
		visibleWhen = newVisibleWhen;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN, oldVisibleWhen, newVisibleWhen);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setVisibleWhen(MExpression newVisibleWhen) {
		if (newVisibleWhen != visibleWhen) {
			NotificationChain msgs = null;
			if (visibleWhen != null)
				msgs = ((InternalEObject)visibleWhen).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN, null, msgs);
			if (newVisibleWhen != null)
				msgs = ((InternalEObject)newVisibleWhen).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN, null, msgs);
			msgs = basicSetVisibleWhen(newVisibleWhen, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN, newVisibleWhen, newVisibleWhen));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getAccessibilityPhrase() {
		return accessibilityPhrase;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setAccessibilityPhrase(String newAccessibilityPhrase) {
		String oldAccessibilityPhrase = accessibilityPhrase;
		accessibilityPhrase = newAccessibilityPhrase;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, UiPackageImpl.UI_ELEMENT__ACCESSIBILITY_PHRASE, oldAccessibilityPhrase, accessibilityPhrase));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getLocalizedAccessibilityPhrase() {
		// TODO: implement this method
		// Ensure that you remove @generated or mark it @generated NOT
		throw new UnsupportedOperationException();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case UiPackageImpl.UI_ELEMENT__PARENT:
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetParent((MElementContainer<MUIElement>)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 UiPackageImpl.UI_ELEMENT__PARENT:
				return basicSetParent(null, msgs);
			case UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN:
				return basicSetVisibleWhen(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eBasicRemoveFromContainerFeature(NotificationChain msgs) {
		switch (eContainerFeatureID()) {
			case UiPackageImpl.UI_ELEMENT__PARENT:
				return eInternalContainer().eInverseRemove(this, UiPackageImpl.ELEMENT_CONTAINER__CHILDREN, MElementContainer.class, msgs);
		}
		return super.eBasicRemoveFromContainerFeature(msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case UiPackageImpl.UI_ELEMENT__WIDGET:
				return getWidget();
			case UiPackageImpl.UI_ELEMENT__RENDERER:
				return getRenderer();
			case UiPackageImpl.UI_ELEMENT__TO_BE_RENDERED:
				return isToBeRendered();
			case UiPackageImpl.UI_ELEMENT__ON_TOP:
				return isOnTop();
			case UiPackageImpl.UI_ELEMENT__VISIBLE:
				return isVisible();
			case UiPackageImpl.UI_ELEMENT__PARENT:
				return getParent();
			case UiPackageImpl.UI_ELEMENT__CONTAINER_DATA:
				return getContainerData();
			case UiPackageImpl.UI_ELEMENT__CUR_SHARED_REF:
				if (resolve) return getCurSharedRef();
				return basicGetCurSharedRef();
			case UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN:
				return getVisibleWhen();
			case UiPackageImpl.UI_ELEMENT__ACCESSIBILITY_PHRASE:
				return getAccessibilityPhrase();
		}
		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 UiPackageImpl.UI_ELEMENT__WIDGET:
				setWidget(newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__RENDERER:
				setRenderer(newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__TO_BE_RENDERED:
				setToBeRendered((Boolean)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__ON_TOP:
				setOnTop((Boolean)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__VISIBLE:
				setVisible((Boolean)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__PARENT:
				setParent((MElementContainer<MUIElement>)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__CONTAINER_DATA:
				setContainerData((String)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__CUR_SHARED_REF:
				setCurSharedRef((MPlaceholder)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN:
				setVisibleWhen((MExpression)newValue);
				return;
			case UiPackageImpl.UI_ELEMENT__ACCESSIBILITY_PHRASE:
				setAccessibilityPhrase((String)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case UiPackageImpl.UI_ELEMENT__WIDGET:
				setWidget(WIDGET_EDEFAULT);
				return;
			case UiPackageImpl.UI_ELEMENT__RENDERER:
				setRenderer(RENDERER_EDEFAULT);
				return;
			case UiPackageImpl.UI_ELEMENT__TO_BE_RENDERED:
				setToBeRendered(TO_BE_RENDERED_EDEFAULT);
				return;
			case UiPackageImpl.UI_ELEMENT__ON_TOP:
				setOnTop(ON_TOP_EDEFAULT);
				return;
			case UiPackageImpl.UI_ELEMENT__VISIBLE:
				setVisible(VISIBLE_EDEFAULT);
				return;
			case UiPackageImpl.UI_ELEMENT__PARENT:
				setParent((MElementContainer<MUIElement>)null);
				return;
			case UiPackageImpl.UI_ELEMENT__CONTAINER_DATA:
				setContainerData(CONTAINER_DATA_EDEFAULT);
				return;
			case UiPackageImpl.UI_ELEMENT__CUR_SHARED_REF:
				setCurSharedRef((MPlaceholder)null);
				return;
			case UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN:
				setVisibleWhen((MExpression)null);
				return;
			case UiPackageImpl.UI_ELEMENT__ACCESSIBILITY_PHRASE:
				setAccessibilityPhrase(ACCESSIBILITY_PHRASE_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case UiPackageImpl.UI_ELEMENT__WIDGET:
				return WIDGET_EDEFAULT == null ? widget != null : !WIDGET_EDEFAULT.equals(widget);
			case UiPackageImpl.UI_ELEMENT__RENDERER:
				return RENDERER_EDEFAULT == null ? renderer != null : !RENDERER_EDEFAULT.equals(renderer);
			case UiPackageImpl.UI_ELEMENT__TO_BE_RENDERED:
				return toBeRendered != TO_BE_RENDERED_EDEFAULT;
			case UiPackageImpl.UI_ELEMENT__ON_TOP:
				return onTop != ON_TOP_EDEFAULT;
			case UiPackageImpl.UI_ELEMENT__VISIBLE:
				return visible != VISIBLE_EDEFAULT;
			case UiPackageImpl.UI_ELEMENT__PARENT:
				return getParent() != null;
			case UiPackageImpl.UI_ELEMENT__CONTAINER_DATA:
				return CONTAINER_DATA_EDEFAULT == null ? containerData != null : !CONTAINER_DATA_EDEFAULT.equals(containerData);
			case UiPackageImpl.UI_ELEMENT__CUR_SHARED_REF:
				return curSharedRef != null;
			case UiPackageImpl.UI_ELEMENT__VISIBLE_WHEN:
				return visibleWhen != null;
			case UiPackageImpl.UI_ELEMENT__ACCESSIBILITY_PHRASE:
				return ACCESSIBILITY_PHRASE_EDEFAULT == null ? accessibilityPhrase != null : !ACCESSIBILITY_PHRASE_EDEFAULT.equals(accessibilityPhrase);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eInvoke(int operationID, EList<?> arguments) throws InvocationTargetException {
		switch (operationID) {
			case UiPackageImpl.UI_ELEMENT___GET_LOCALIZED_ACCESSIBILITY_PHRASE:
				return getLocalizedAccessibilityPhrase();
		}
		return super.eInvoke(operationID, arguments);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (widget: "); //$NON-NLS-1$
		result.append(widget);
		result.append(", renderer: "); //$NON-NLS-1$
		result.append(renderer);
		result.append(", toBeRendered: "); //$NON-NLS-1$
		result.append(toBeRendered);
		result.append(", onTop: "); //$NON-NLS-1$
		result.append(onTop);
		result.append(", visible: "); //$NON-NLS-1$
		result.append(visible);
		result.append(", containerData: "); //$NON-NLS-1$
		result.append(containerData);
		result.append(", accessibilityPhrase: "); //$NON-NLS-1$
		result.append(accessibilityPhrase);
		result.append(')');
		return result.toString();
	}

} //UIElementImpl
