/**
* <copyright>
* </copyright>
*
* $Id$
*/
package com.openMap1.mapper.provider;
import com.openMap1.mapper.MapperFactory;
import com.openMap1.mapper.MapperPackage;
import com.openMap1.mapper.NodeMappingSet;
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.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.ItemProviderAdapter;
import org.eclipse.emf.edit.provider.ViewerNotification;
/**
* This is the item provider adapter for a {@link com.openMap1.mapper.NodeMappingSet} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class NodeMappingSetItemProvider
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 NodeMappingSetItemProvider(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);
}
return itemPropertyDescriptors;
}
/**
* 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(MapperPackage.Literals.NODE_MAPPING_SET__OBJECT_MAPPINGS);
childrenFeatures.add(MapperPackage.Literals.NODE_MAPPING_SET__PROPERTY_MAPPINGS);
childrenFeatures.add(MapperPackage.Literals.NODE_MAPPING_SET__ASSOCIATION_MAPPINGS);
}
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 NodeMappingSet.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/NodeMappingSet"));
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* changed to indicate the number of mappings under this node;
* but the number of mappings does not update dynamically as you add them.
* <!-- end-user-doc -->
*/
@Override
public String getText(Object object) {
NodeMappingSet nms = (NodeMappingSet)object;
int so = nms.getObjectMappings().size();
int sp = nms.getPropertyMappings().size();
int sa = nms.getAssociationMappings().size();
String label = "Mappings: ";
// record nonzero mappings of each type
if (so > 0) label = label + so + " object, ";
if (sp > 0) label = label + sp + " property, ";
if (sa > 0) label = label + sa + " link, ";
// trim off the last ", "
label = label.substring(0,label.length()-2);
return 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(NodeMappingSet.class)) {
case MapperPackage.NODE_MAPPING_SET__OBJECT_MAPPINGS:
case MapperPackage.NODE_MAPPING_SET__PROPERTY_MAPPINGS:
case MapperPackage.NODE_MAPPING_SET__ASSOCIATION_MAPPINGS:
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);
newChildDescriptors.add
(createChildParameter
(MapperPackage.Literals.NODE_MAPPING_SET__OBJECT_MAPPINGS,
MapperFactory.eINSTANCE.createObjMapping()));
newChildDescriptors.add
(createChildParameter
(MapperPackage.Literals.NODE_MAPPING_SET__PROPERTY_MAPPINGS,
MapperFactory.eINSTANCE.createPropMapping()));
newChildDescriptors.add
(createChildParameter
(MapperPackage.Literals.NODE_MAPPING_SET__ASSOCIATION_MAPPINGS,
MapperFactory.eINSTANCE.createAssocMapping()));
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return MapperEditPlugin.INSTANCE;
}
}