/**
* <copyright>
* </copyright>
*
* $Id$
*/
package no.hal.jex.provider;
import java.util.Collection;
import java.util.List;
import no.hal.jex.AbstractRequirement;
import no.hal.jex.ExercisePart;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
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;
/**
* This is the item provider adapter for a {@link no.hal.jex.ExercisePart} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class ExercisePartItemProvider
extends AbstractRequirementItemProvider
implements
IEditingDomainItemProvider,
IStructuredItemContentProvider,
ITreeItemContentProvider,
IItemLabelProvider,
IItemPropertySource {
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public ExercisePartItemProvider(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 returns ExercisePart.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @NOT generated
*/
@Override
public Object getImage(Object object) {
return super.getImage(object);
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @NOT generated
*/
@Override
public String getText(Object object) {
String partLabel = "Part " + getPartNumber((ExercisePart)object);
String label = super.getText(object);
if (label != null) {
partLabel = partLabel + ": " + label;
}
return partLabel;
}
private String getPartNumber(ExercisePart part) {
AbstractRequirement parent = part.getParent();
// parent can be null after deletion of node
int pos = (parent != null ? parent.getRequirements().indexOf(part) : -1);
String partNumber = (pos < 0 ? "?" : Integer.toString(pos + 1));
if (parent instanceof ExercisePart) {
partNumber = getPartNumber((ExercisePart)parent) + "." + partNumber;
}
return partNumber;
}
/**
* 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);
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);
}
}