/**
* Copyright (c) 2011 Obeo.
* 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:
* Obeo - initial API and implementation
*/
package org.obeonetwork.dsl.database.provider;
import java.util.ArrayList;
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.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.ViewerNotification;
import org.obeonetwork.dsl.database.Column;
import org.obeonetwork.dsl.database.DatabasePackage;
import org.obeonetwork.dsl.database.Index;
import org.obeonetwork.dsl.database.IndexElement;
/**
* This is the item provider adapter for a {@link org.obeonetwork.dsl.database.IndexElement} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class IndexElementItemProvider
extends DatabaseElementItemProvider
implements
IEditingDomainItemProvider,
IStructuredItemContentProvider,
ITreeItemContentProvider,
IItemLabelProvider,
IItemPropertySource {
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static final String copyright = "Copyright (c) 2011 Obeo.\r\nAll rights reserved. This program and the accompanying materials\r\nare made available under the terms of the Eclipse Public License v1.0\r\nwhich accompanies this distribution, and is available at\r\nhttp://www.eclipse.org/legal/epl-v10.html\r\n\r\nContributors:\r\n Obeo - initial API and implementation";
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public IndexElementItemProvider(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);
addColumnPropertyDescriptor(object);
addAscPropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Column feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
protected void addColumnPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(new ItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_IndexElement_column_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_IndexElement_column_feature", "_UI_IndexElement_type"),
DatabasePackage.Literals.INDEX_ELEMENT__COLUMN,
true,
false,
true,
null,
null,
null) {
@Override
public Collection<?> getChoiceOfValues(Object object) {
// Suggested columns are the columns of the same table
Collection<Column> suggestedColumns = new ArrayList<Column>();
IndexElement currentIndexElement = (IndexElement)object;
if (currentIndexElement.eContainer() != null) {
Index index = (Index)currentIndexElement.eContainer();
suggestedColumns.addAll(index.getOwner().getColumns());
for (IndexElement indexElement : index.getElements()) {
if (!indexElement.equals(currentIndexElement)) {
suggestedColumns.remove(indexElement.getColumn());
}
}
}
return suggestedColumns;
}
});
}
/**
* This adds a property descriptor for the Asc feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addAscPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_IndexElement_asc_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_IndexElement_asc_feature", "_UI_IndexElement_type"),
DatabasePackage.Literals.INDEX_ELEMENT__ASC,
true,
false,
false,
ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE,
null,
null));
}
/**
* This returns IndexElement.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/IndexElement"));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected boolean shouldComposeCreationImage() {
return true;
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
@Override
public String getText(Object object) {
IndexElement indexElement = (IndexElement)object;
String label = "";
if (indexElement.getColumn() != null) {
label += indexElement.getColumn().getName();
}
label += " ";
if (indexElement.isAsc() == true) {
label += getString("_UI_IndexElement_ASC");
} else {
label += getString("_UI_IndexElement_DESC");
}
return label == null || label.length() == 0 ?
getString("_UI_IndexElement_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(IndexElement.class)) {
case DatabasePackage.INDEX_ELEMENT__ASC:
fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
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);
}
}