/**
*/
package org.js.graph.transformation.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.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.js.graph.transformation.Edge;
import org.js.graph.transformation.TransformationPackage;
/**
* This is the item provider adapter for a {@link org.js.graph.transformation.Edge} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class EdgeItemProvider
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 EdgeItemProvider(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);
addNamePropertyDescriptor(object);
addSourcePropertyDescriptor(object);
addTargetPropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Name feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addNamePropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Nameable_name_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Nameable_name_feature", "_UI_Nameable_type"),
TransformationPackage.Literals.NAMEABLE__NAME,
true,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Source feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addSourcePropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Edge_source_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Edge_source_feature", "_UI_Edge_type"),
TransformationPackage.Literals.EDGE__SOURCE,
true,
false,
true,
null,
null,
null));
}
/**
* This adds a property descriptor for the Target feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected void addTargetPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_Edge_target_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_Edge_target_feature", "_UI_Edge_type"),
TransformationPackage.Literals.EDGE__TARGET,
true,
false,
true,
null,
null,
null));
}
/**
* This returns Edge.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/Edge"));
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
@Override
public String getText(Object object) {
String source = null;
String target = null;
if (((Edge) object).getSource() != null) {
source = ((Edge) object).getSource().getName();
}
if (((Edge) object).getTarget() != null) {
target = ((Edge) object).getTarget().getName();
}
if (source == null)
source = "";
if (target == null)
target = "";
String name = " (" + source + " -> " + target + ")";
((Edge) object).setName(name);
// TODO: shows the source and target
String label = ((Edge) object).getName();
return label == null || label.length() == 0 ? getString("_UI_Edge_type")
: getString("_UI_Edge_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(Edge.class)) {
case TransformationPackage.EDGE__NAME:
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);
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return GraphTransformationEditPlugin.INSTANCE;
}
}