//------------------------------------------------------------------------------
// Copyright (c) 2005, 2006 IBM 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:
// IBM Corporation - initial implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.library.edit.navigator;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.command.UnexecutableCommand;
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.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.command.AddCommand;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.epf.library.edit.IStatefulItemProvider;
import org.eclipse.epf.library.edit.LibraryEditPlugin;
import org.eclipse.epf.library.edit.PresentationContext;
import org.eclipse.epf.library.edit.command.MethodElementAddCommand;
import org.eclipse.epf.library.edit.command.MethodElementCreateChildCommand;
import org.eclipse.epf.library.edit.process.IProcessItemProvider;
import org.eclipse.epf.library.edit.process.command.CreateProcessComponentCommand;
import org.eclipse.epf.library.edit.util.ProcessUtil;
import org.eclipse.epf.library.edit.util.TngUtil;
import org.eclipse.epf.uma.Process;
import org.eclipse.epf.uma.ProcessComponent;
import org.eclipse.epf.uma.ProcessPackage;
import org.eclipse.epf.uma.UmaFactory;
import org.eclipse.epf.uma.UmaPackage;
import org.eclipse.epf.uma.provider.UmaEditPlugin;
/**
* The item provider adapter for a process package in the Library view.
*
* @author Phong Nguyen Le
* @author Kelvin Low
* @since 1.0
*/
public class ProcessPackageItemProvider extends
org.eclipse.epf.uma.provider.ProcessPackageItemProvider implements
IProcessItemProvider, IStatefulItemProvider {
protected EClass processType;
private String label;
private Object parent;
/**
* Creates a new instance.
*/
public ProcessPackageItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
public EClass getProcessType() {
return processType;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#collectNewChildDescriptors(java.util.Collection,
* java.lang.Object)
*/
protected void collectNewChildDescriptors(Collection newChildDescriptors,
Object object) {
newChildDescriptors.add(createChildParameter(UmaPackage.eINSTANCE
.getMethodPackage_ChildPackages(), UmaFactory.eINSTANCE
.createProcessPackage()));
newChildDescriptors.add(createChildParameter(UmaPackage.eINSTANCE
.getMethodPackage_ChildPackages(), UmaFactory.eINSTANCE
.createProcessComponent()));
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildrenFeatures(java.lang.Object)
*/
public Collection getChildrenFeatures(Object object) {
if (childrenFeatures == null) {
childrenFeatures = new ArrayList();
childrenFeatures.add(UmaPackage.eINSTANCE
.getMethodPackage_ChildPackages());
}
return childrenFeatures;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object)
*/
public Collection getChildren(Object object) {
Collection children = super.getChildren(object);
for (Iterator iter = children.iterator(); iter.hasNext();) {
Object child = iter.next();
if (!(child instanceof ProcessComponent)
&& (child instanceof ProcessPackage)) {
ProcessPackageItemProvider itemProvider = (ProcessPackageItemProvider) getRootAdapterFactory()
.adapt(child, ITreeItemContentProvider.class);
if (processType != null)
itemProvider.setProcessType(processType);
}
}
Collections.sort((List) children, PresentationContext.INSTANCE
.getProcessPackageComparator());
return children;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getText(java.lang.Object)
*/
public String getText(Object object) {
if (label != null)
return label;
return TngUtil.getLabel(object);
}
public Object getImage(Object object) {
EClass procType = getProcessType();
if (procType != null) {
Object parent = getParent(object);
if (parent != null
&& parent instanceof org.eclipse.epf.library.edit.navigator.ProcessesItemProvider) {
if (procType
.equals(UmaPackage.eINSTANCE.getCapabilityPattern()))
return LibraryEditPlugin.INSTANCE
.getImage("full/obj16/CapabilityPatterns"); //$NON-NLS-1$
else if (procType.equals(UmaPackage.eINSTANCE
.getDeliveryProcess()))
return LibraryEditPlugin.INSTANCE
.getImage("full/obj16/DeliveryProcesses"); //$NON-NLS-1$
}
}
return UmaEditPlugin.INSTANCE.getImage("full/obj16/ProcessPackage"); //$NON-NLS-1$
}
public void setLabel(String label) {
this.label = label;
}
public void setProcessType(EClass processType) {
this.processType = processType;
}
protected Command createCreateChildCommand(EditingDomain domain,
EObject owner, EStructuralFeature feature, Object value, int index,
Collection collection) {
// System.out.println("ProcessPackageItemProvider.createCreateChildCommand()");
if (value instanceof ProcessComponent) {
return new CreateProcessComponentCommand(domain, owner, feature,
value, index, collection, this);
}
// return super.createCreateChildCommand(domain, owner, feature, value,
// index, collection);
return new MethodElementCreateChildCommand(domain, owner, feature,
value, index, collection, this);
}
public String getCreateChildText(Object owner, Object feature,
Object child, Collection selection) {
if (child instanceof ProcessComponent) {
EClass processType = getProcessType();
if (processType != null) {
if (processType.equals(UmaPackage.eINSTANCE
.getCapabilityPattern())) {
return LibraryEditPlugin.INSTANCE
.getString("_UI_CapabilityPattern_text"); //$NON-NLS-1$
} else if (processType.equals(UmaPackage.eINSTANCE
.getDeliveryProcess())) {
return LibraryEditPlugin.INSTANCE
.getString("_UI_DeliveryProcess_text"); //$NON-NLS-1$
} else if (processType == UmaPackage.eINSTANCE
.getProcessPlanningTemplate()) {
return getString("_UI_ProcessPlanningTemplate_type"); //$NON-NLS-1$
}
}
}
return super.getCreateChildText(owner, feature, child, selection);
}
public Object getCreateChildImage(Object owner, Object feature,
Object child, Collection selection) {
if (child instanceof ProcessComponent) {
EClass processType = getProcessType();
if (processType != null) {
if (processType.equals(UmaPackage.eINSTANCE
.getCapabilityPattern())) {
return UmaEditPlugin.INSTANCE
.getImage("full/obj16/CapabilityPattern"); //$NON-NLS-1$
} else if (processType.equals(UmaPackage.eINSTANCE
.getDeliveryProcess())) {
return UmaEditPlugin.INSTANCE
.getImage("full/obj16/DeliveryProcess"); //$NON-NLS-1$
} else if (processType == UmaPackage.eINSTANCE
.getProcessPlanningTemplate()) {
return UmaEditPlugin.INSTANCE
.getImage("full/obj16/ProcessPlanningTemplate"); //$NON-NLS-1$
}
}
}
return super.getCreateChildImage(owner, feature, child, selection);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#createAddCommand(org.eclipse.emf.edit.domain.EditingDomain,
* org.eclipse.emf.ecore.EObject,
* org.eclipse.emf.ecore.EStructuralFeature, java.util.Collection, int)
*/
protected Command createAddCommand(EditingDomain domain, EObject owner,
EStructuralFeature feature, Collection collection, int index) {
Collection selection = new ArrayList();
for (Iterator iter = collection.iterator(); iter.hasNext();) {
Object element = iter.next();
if (element instanceof ProcessPackage) {
// check to exclude any pasted-in package that contains
// process of different type than that of this package
//
if (!ProcessUtil.hasProcessNotOfType((ProcessPackage) element,
processType)) {
selection.add(element);
}
}
}
if (selection.isEmpty()) {
return UnexecutableCommand.INSTANCE;
}
// return super.createAddCommand(domain, owner, feature, collection,
// index);
return new MethodElementAddCommand((AddCommand) super.createAddCommand(
domain, owner, feature, selection, index)) {
protected void featureChanged(EObject object,
EStructuralFeature feature, Object newValue) {
if (object instanceof ProcessComponent
&& feature == UmaPackage.eINSTANCE
.getNamedElement_Name()) {
Process proc = ((ProcessComponent) object).getProcess();
if (proc != null) {
proc.setName((String) newValue);
}
}
}
};
}
public void setParent(Object parent) {
this.parent = parent;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getParent(java.lang.Object)
*/
public Object getParent(Object object) {
if (parent != null)
return parent;
return super.getParent(object);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.epf.uma.provider.ProcessPackageItemProvider#notifyChanged(org.eclipse.emf.common.notify.Notification)
*/
public void notifyChanged(Notification notification) {
updateChildren(notification);
TngUtil.refreshParentIfNameChanged(notification, this);
super.notifyChanged(notification);
}
}