/*******************************************************************************
* Copyright (c) 2008, 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.eclipse.emf.eef.mapping.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.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
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.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.eclipse.emf.eef.mapping.EMFElementBinding;
import org.eclipse.emf.eef.mapping.EMFPropertyBinding;
import org.eclipse.emf.eef.mapping.MappingPackage;
import org.eclipse.emf.eef.mapping.navigation.CustomModelNavigation;
import org.eclipse.emf.eef.mapping.navigation.NavigationFactory;
import org.eclipse.emf.eef.mapping.settings.SettingsFactory;
import org.eclipse.emf.eef.mapping.navigation.NavigationStep;
import org.eclipse.emf.eef.mapping.navigation.SmartModelNavigation;
import org.eclipse.emf.eef.mapping.navigation.StructuredModelNavigation;
/**
* This is the item provider adapter for a {@link org.eclipse.emf.eef.mapping.EMFPropertyBinding} object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class EMFPropertyBindingItemProvider extends
AbstractPropertyBindingItemProvider implements
IEditingDomainItemProvider, IStructuredItemContentProvider,
ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EMFPropertyBindingItemProvider(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);
addModelPropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Model feature.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated NOT
*/
protected void addModelPropertyDescriptor(Object object) {
itemPropertyDescriptors.add(initModelPropertyDescriptor());
}
/**
* 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(MappingPackage.Literals.EMF_PROPERTY_BINDING__NAVIGATION);
childrenFeatures
.add(MappingPackage.Literals.EMF_PROPERTY_BINDING__EDITOR_SETTING);
}
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);
}
/**
* @generated NOT
*/
private ItemPropertyDescriptor initModelPropertyDescriptor() {
return new ItemPropertyDescriptor(
((ComposeableAdapterFactory) adapterFactory)
.getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_EMFPropertyBinding_model_feature"), getString(
"_UI_PropertyDescriptor_description",
"_UI_EMFPropertyBinding_model_feature",
"_UI_EMFPropertyBinding_type"),
MappingPackage.Literals.EMF_PROPERTY_BINDING__MODEL, true,
false, true, null, null, null) {
@Override
protected Collection<?> getComboBoxObjects(Object object) {
if (object instanceof EMFPropertyBinding) {
EMFPropertyBinding propertyBinding = (EMFPropertyBinding) object;
EClassifier model = null;
if (propertyBinding.getNavigation() != null
&& propertyBinding.getNavigation() instanceof SmartModelNavigation) {
NavigationStep step = ((SmartModelNavigation) propertyBinding
.getNavigation()).getStep();
if (step != null) {
model = step.evaluate();
} else {
model = ((EMFElementBinding) propertyBinding
.getElement()).getModel();
}
if (model instanceof EClass) {
Collection<?> comboBoxObjects = super
.getComboBoxObjects(object);
Collection<EStructuralFeature> results = new ArrayList<EStructuralFeature>();
for (Object feature : comboBoxObjects) {
if (((EClass) model)
.getEAllStructuralFeatures().contains(
feature)) {
results.add((EStructuralFeature) feature);
}
}
return results;
}
} else if (propertyBinding.getNavigation() != null
&& !(propertyBinding.getNavigation() instanceof CustomModelNavigation)) {
if (propertyBinding.getNavigation() != null)
model = ((StructuredModelNavigation) propertyBinding
.getNavigation()).evaluate();
else
model = ((EMFElementBinding) propertyBinding
.getElement()).getModel();
if (model instanceof EClass) {
Collection<?> comboBoxObjects = super
.getComboBoxObjects(object);
Collection<EStructuralFeature> result = new ArrayList<EStructuralFeature>();
for (Object feature : comboBoxObjects) {
if (((EClass) model)
.getEAllStructuralFeatures().contains(
feature))
result.add((EStructuralFeature) feature);
}
return result;
}
} else {
model = ((EMFElementBinding) propertyBinding
.getElement()).getModel();
if (model != null) {
if (model instanceof EClass)
return ((EClass) model)
.getEAllStructuralFeatures();
}
}
}
return super.getComboBoxObjects(object);
}
};
}
/**
* This returns EMFPropertyBinding.gif.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object,
getResourceLocator().getImage("full/obj16/EMFPropertyBinding"));
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public String getText(Object object) {
String label = ((EMFPropertyBinding) object).getName();
return label == null || label.length() == 0 ? getString("_UI_EMFPropertyBinding_type")
: getString("_UI_EMFPropertyBinding_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(EMFPropertyBinding.class)) {
case MappingPackage.EMF_PROPERTY_BINDING__NAVIGATION:
case MappingPackage.EMF_PROPERTY_BINDING__EDITOR_SETTING:
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(
MappingPackage.Literals.EMF_PROPERTY_BINDING__NAVIGATION,
NavigationFactory.eINSTANCE.createSimpleModelNavigation()));
newChildDescriptors.add(createChildParameter(
MappingPackage.Literals.EMF_PROPERTY_BINDING__NAVIGATION,
NavigationFactory.eINSTANCE.createChainedModelNavigation()));
newChildDescriptors.add(createChildParameter(
MappingPackage.Literals.EMF_PROPERTY_BINDING__NAVIGATION,
NavigationFactory.eINSTANCE.createCustomModelNavigation()));
newChildDescriptors.add(createChildParameter(
MappingPackage.Literals.EMF_PROPERTY_BINDING__NAVIGATION,
NavigationFactory.eINSTANCE.createSmartModelNavigation()));
newChildDescriptors.add(createChildParameter(
MappingPackage.Literals.EMF_PROPERTY_BINDING__EDITOR_SETTING,
SettingsFactory.eINSTANCE.createEReferenceViewerSettings()));
}
}