/*******************************************************************************
* Copyright (c) 2007 Borland Software 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:
* Borland Software Corporation - initial API and implementation
*******************************************************************************/
package rdb.view.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.common.util.ResourceLocator;
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 rdb.provider.NamedColumnSetItemProvider;
import rdb.provider.RdbEditPlugin;
import rdb.view.View;
import rdb.view.ViewFactory;
import rdb.view.ViewPackage;
/**
* This is the item provider adapter for a {@link rdb.view.View} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class ViewItemProvider
extends NamedColumnSetItemProvider
implements
IEditingDomainItemProvider,
IStructuredItemContentProvider,
ITreeItemContentProvider,
IItemLabelProvider,
IItemPropertySource {
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public ViewItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* This returns the property descriptors for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public List getPropertyDescriptors(Object object) {
if (itemPropertyDescriptors == null) {
super.getPropertyDescriptors(object);
addDdlPropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Ddl feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addDdlPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_View_ddl_feature"), //$NON-NLS-1$
getString("_UI_PropertyDescriptor_description", "_UI_View_ddl_feature", "_UI_View_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
ViewPackage.Literals.VIEW__DDL,
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 getChildrenFeatures(Object object) {
if (childrenFeatures == null) {
super.getChildrenFeatures(object);
childrenFeatures.add(ViewPackage.Literals.VIEW__COLUMNS);
childrenFeatures.add(ViewPackage.Literals.VIEW__REFERENCED_TABLES_AND_VIEWS);
}
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);
}
/**
* This returns View.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/View")); //$NON-NLS-1$
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public String getText(Object object) {
String label = ((View)object).getName();
return label == null || label.length() == 0 ?
getString("_UI_View_type") : //$NON-NLS-1$
getString("_UI_View_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
*/
@Override
public void notifyChanged(Notification notification) {
updateChildren(notification);
switch (notification.getFeatureID(View.class)) {
case ViewPackage.VIEW__DDL:
fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
return;
case ViewPackage.VIEW__COLUMNS:
case ViewPackage.VIEW__REFERENCED_TABLES_AND_VIEWS:
fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
return;
}
super.notifyChanged(notification);
}
/**
* This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
* describing all of the children that can be created under this object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected void collectNewChildDescriptors(Collection newChildDescriptors, Object object) {
super.collectNewChildDescriptors(newChildDescriptors, object);
newChildDescriptors.add
(createChildParameter
(ViewPackage.Literals.VIEW__COLUMNS,
ViewFactory.eINSTANCE.createViewExpressionColumn()));
newChildDescriptors.add
(createChildParameter
(ViewPackage.Literals.VIEW__COLUMNS,
ViewFactory.eINSTANCE.createReferencedViewColumn()));
newChildDescriptors.add
(createChildParameter
(ViewPackage.Literals.VIEW__REFERENCED_TABLES_AND_VIEWS,
ViewFactory.eINSTANCE.createViewAlias()));
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return RdbEditPlugin.INSTANCE;
}
}