/******************************************************************************
 * 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.gmf.runtime.notation.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.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;

import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.eclipse.gmf.runtime.notation.NotationFactory;
import org.eclipse.gmf.runtime.notation.NotationPackage;
import org.eclipse.gmf.runtime.notation.StandardDiagram;

/**
 * This is the item provider adapter for a {@link org.eclipse.gmf.runtime.notation.StandardDiagram} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 * @since 1.2
 */
public class StandardDiagramItemProvider
	extends DiagramItemProvider
	implements
		IEditingDomainItemProvider,
		IStructuredItemContentProvider,
		ITreeItemContentProvider,
		IItemLabelProvider,
		IItemPropertySource {
	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public StandardDiagramItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public List getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addPageXPropertyDescriptor(object);
			addPageYPropertyDescriptor(object);
			addPageWidthPropertyDescriptor(object);
			addPageHeightPropertyDescriptor(object);
			addDescriptionPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Page X feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addPageXPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_PageStyle_pageX_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_PageStyle_pageX_feature", "_UI_PageStyle_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 NotationPackage.Literals.PAGE_STYLE__PAGE_X,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Page Y feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addPageYPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_PageStyle_pageY_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_PageStyle_pageY_feature", "_UI_PageStyle_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 NotationPackage.Literals.PAGE_STYLE__PAGE_Y,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Page Width feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addPageWidthPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_PageStyle_pageWidth_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_PageStyle_pageWidth_feature", "_UI_PageStyle_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 NotationPackage.Literals.PAGE_STYLE__PAGE_WIDTH,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Page Height feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addPageHeightPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_PageStyle_pageHeight_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_PageStyle_pageHeight_feature", "_UI_PageStyle_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 NotationPackage.Literals.PAGE_STYLE__PAGE_HEIGHT,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * This adds a property descriptor for the Description feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addDescriptionPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add
			(createItemPropertyDescriptor
				(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
				 getResourceLocator(),
				 getString("_UI_DescriptionStyle_description_feature"), //$NON-NLS-1$
				 getString("_UI_PropertyDescriptor_description", "_UI_DescriptionStyle_description_feature", "_UI_DescriptionStyle_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				 NotationPackage.Literals.DESCRIPTION_STYLE__DESCRIPTION,
				 true,
				 false,
				 false,
				 ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
				 null,
				 null));
	}

	/**
	 * 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
	 */
	public Collection getChildrenFeatures(Object object) {
		if (childrenFeatures == null) {
			super.getChildrenFeatures(object);
			childrenFeatures.add(NotationPackage.Literals.GUIDE_STYLE__HORIZONTAL_GUIDES);
			childrenFeatures.add(NotationPackage.Literals.GUIDE_STYLE__VERTICAL_GUIDES);
		}
		return childrenFeatures;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	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 StandardDiagram.gif.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object getImage(Object object) {
		return overlayImage(object, getResourceLocator().getImage("full/obj16/StandardDiagram")); //$NON-NLS-1$
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getText(Object object) {
		String label = ((StandardDiagram)object).getName();
		return label == null || label.length() == 0 ?
			getString("_UI_StandardDiagram_type") : //$NON-NLS-1$
			getString("_UI_StandardDiagram_type") + " " + label; //$NON-NLS-1$ //$NON-NLS-2$
	}

	/**
	 * 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
	 */
	public void notifyChanged(Notification notification) {
		updateChildren(notification);

		switch (notification.getFeatureID(StandardDiagram.class)) {
			case NotationPackage.STANDARD_DIAGRAM__PAGE_X:
			case NotationPackage.STANDARD_DIAGRAM__PAGE_Y:
			case NotationPackage.STANDARD_DIAGRAM__PAGE_WIDTH:
			case NotationPackage.STANDARD_DIAGRAM__PAGE_HEIGHT:
			case NotationPackage.STANDARD_DIAGRAM__DESCRIPTION:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
				return;
			case NotationPackage.STANDARD_DIAGRAM__HORIZONTAL_GUIDES:
			case NotationPackage.STANDARD_DIAGRAM__VERTICAL_GUIDES:
				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
	 */
	protected void collectNewChildDescriptors(Collection newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);

		newChildDescriptors.add
			(createChildParameter
				(NotationPackage.Literals.GUIDE_STYLE__HORIZONTAL_GUIDES,
				 NotationFactory.eINSTANCE.createGuide()));

		newChildDescriptors.add
			(createChildParameter
				(NotationPackage.Literals.GUIDE_STYLE__VERTICAL_GUIDES,
				 NotationFactory.eINSTANCE.createGuide()));
	}

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

		boolean qualify =
			childFeature == NotationPackage.Literals.VIEW__PERSISTED_CHILDREN ||
			childFeature == NotationPackage.Literals.VIEW__TRANSIENT_CHILDREN ||
			childFeature == NotationPackage.Literals.VIEW__STYLES ||
			childFeature == NotationPackage.Literals.DIAGRAM__PERSISTED_EDGES ||
			childFeature == NotationPackage.Literals.DIAGRAM__TRANSIENT_EDGES ||
			childFeature == NotationPackage.Literals.GUIDE_STYLE__HORIZONTAL_GUIDES ||
			childFeature == NotationPackage.Literals.GUIDE_STYLE__VERTICAL_GUIDES;

		if (qualify) {
			return getString
				("_UI_CreateChild_text2", //$NON-NLS-1$
				 new Object[] { getTypeText(childObject), getFeatureText(childFeature), getTypeText(owner) });
		}
		return super.getCreateChildText(owner, feature, child, selection);
	}

}