/*******************************************************************************
* Copyright (c) 2011, 2013 Formal Mind GmbH and University of Dusseldorf.
* 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:
* Michael Jastram - initial API and implementation
******************************************************************************/
package org.eclipse.rmf.reqif10.pror.provider;
import java.util.ArrayList;
import java.util.Collection;
import java.util.GregorianCalendar;
import java.util.List;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.CompoundCommand;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.ResourceLocator;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.command.SetCommand;
import org.eclipse.emf.edit.domain.EditingDomain;
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.IItemPropertyDescriptor;
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.ItemProviderAdapter;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.eclipse.rmf.reqif10.Identifiable;
import org.eclipse.rmf.reqif10.ReqIF10Package;
import org.eclipse.rmf.reqif10.common.util.ReqIF10Util;
/**
* This is the item provider adapter for a {@link org.eclipse.rmf.reqif10.Identifiable} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class IdentifiableItemProvider
extends ItemProviderAdapter
implements
IEditingDomainItemProvider,
IStructuredItemContentProvider,
ITreeItemContentProvider,
IItemLabelProvider,
IItemPropertySource {
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public IdentifiableItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* This returns the property descriptors for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
if (itemPropertyDescriptors == null) {
super.getPropertyDescriptors(object);
addDescPropertyDescriptor(object);
addIdentifierPropertyDescriptor(object);
addLastChangePropertyDescriptor(object);
addLongNamePropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Desc feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addDescPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Identifiable_desc_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Identifiable_desc_feature", "_UI_Identifiable_type"),
ReqIF10Package.Literals.IDENTIFIABLE__DESC,
true,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Identifier feature.
* <!-- begin-user-doc -->
* Modified to prevent Identifier to be edited.
* <!-- end-user-doc -->
* @generated NOT
*/
protected void addIdentifierPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Identifiable_identifier_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Identifiable_identifier_feature", "_UI_Identifiable_type"),
ReqIF10Package.Literals.IDENTIFIABLE__IDENTIFIER,
false,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Last Change feature.
* <!-- begin-user-doc -->
* Modified to prevent lastChanged to be edited.
* <!-- end-user-doc -->
* @generated NOT
*/
protected void addLastChangePropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Identifiable_lastChange_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Identifiable_lastChange_feature", "_UI_Identifiable_type"),
ReqIF10Package.Literals.IDENTIFIABLE__LAST_CHANGE,
false,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Long Name feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addLongNamePropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Identifiable_longName_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Identifiable_longName_feature", "_UI_Identifiable_type"),
ReqIF10Package.Literals.IDENTIFIABLE__LONG_NAME,
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
*/
@Override
public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
if (childrenFeatures == null) {
super.getChildrenFeatures(object);
childrenFeatures.add(ReqIF10Package.Literals.IDENTIFIABLE__ALTERNATIVE_ID);
}
return childrenFeatures;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
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);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected boolean shouldComposeCreationImage() {
return true;
}
/**
* Missing image to prevent {@link NullPointerException} when accidentally building a command.
*/
@Override
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/Missing.png"));
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public String getText(Object object) {
String label = ((Identifiable)object).getLongName();
return label == null || label.length() == 0 ?
getString("_UI_Identifiable_type") :
getString("_UI_Identifiable_type") + " " + label;
}
/**
* 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
*/
@Override
public void notifyChanged(Notification notification) {
updateChildren(notification);
switch (notification.getFeatureID(Identifiable.class)) {
case ReqIF10Package.IDENTIFIABLE__DESC:
case ReqIF10Package.IDENTIFIABLE__IDENTIFIER:
case ReqIF10Package.IDENTIFIABLE__LAST_CHANGE:
case ReqIF10Package.IDENTIFIABLE__LONG_NAME:
fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
return;
case ReqIF10Package.IDENTIFIABLE__ALTERNATIVE_ID:
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
*/
@Override
protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
super.collectNewChildDescriptors(newChildDescriptors, object);
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return Reqif10EditPlugin.INSTANCE;
}
/**
* We extended the command in order to append additional commands for
* setting the lastChanged attribute of the to be added object.
*/
@Override
protected Command createAddCommand(EditingDomain domain, EObject owner,
EStructuralFeature feature, Collection<?> collection, int index) {
List<Command> commandList = new ArrayList<Command>();
commandList.add(super.createAddCommand(domain, owner, feature,
collection, index));
GregorianCalendar lastChange = ReqIF10Util.getReqIFLastChange();
for (Object c : collection) {
if (c instanceof Identifiable) {
SetCommand sc = new SetCommand(domain, (Identifiable) c,
ReqIF10Package.eINSTANCE.getIdentifiable_LastChange(),
lastChange);
commandList.add(sc);
}
}
CompoundCommand cc = new CompoundCommand(commandList);
return cc;
}
}