//------------------------------------------------------------------------------
// 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.process;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.command.CommandParameter;
import org.eclipse.emf.edit.provider.DelegatingWrapperItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.ITableItemLabelProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.provider.IWrapperItemProvider;
import org.eclipse.epf.common.utils.StrUtil;
import org.eclipse.epf.library.edit.command.IActionManager;
import org.eclipse.epf.library.edit.command.IResourceAwareCommand;
import org.eclipse.epf.library.edit.util.PredecessorList;
import org.eclipse.epf.library.edit.util.TngUtil;
import org.eclipse.epf.uma.DescribableElement;
import org.eclipse.epf.uma.Process;
/**
* Wrapper item provider for DescribleElement
*
* @author Phong Nguyen Le
* @since 1.0
*/
public class DescribableElementWrapperItemProvider extends
DelegatingWrapperItemProvider implements IBSItemProvider,
ITableItemLabelProvider {
private int id;
private Object topItem;
protected boolean readOnly = true;
protected boolean isInherited = false;
protected boolean contributed = false;
protected boolean isRollupChild = false;
/**
* @param value
* @param owner
* @param adapterFactory
*/
public DescribableElementWrapperItemProvider(DescribableElement value,
Object owner, AdapterFactory adapterFactory) {
this(value, owner, null, CommandParameter.NO_INDEX, adapterFactory);
}
/**
* @param value
* @param owner
* @param feature
* @param index
* @param adapterFactory
*/
public DescribableElementWrapperItemProvider(DescribableElement value,
Object owner, EStructuralFeature feature, int index,
AdapterFactory adapterFactory) {
super(value, owner, feature, index, adapterFactory);
}
protected DescribableElementWrapperItemProvider(Object value,
Object owner, EStructuralFeature feature, int index,
AdapterFactory adapterFactory) {
super(value, owner, feature, index, adapterFactory);
}
/**
* Checks if this wrapper is read-only
*/
public boolean isReadOnly() {
return readOnly;
}
/**
* @param readOnly
* The readOnly to set.
*/
public void setReadOnly(boolean readOnly) {
this.readOnly = readOnly;
}
/**
* @return the contributed
*/
public boolean isContributed() {
return contributed;
}
public boolean isInherited() {
return isInherited;
}
public boolean isRollupChild() {
return isRollupChild;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getId()
*/
public int getId() {
return id;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#setId(int)
*/
public void setId(int id) {
this.id = id;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#setParent(java.lang.Object)
*/
public void setParent(Object obj) {
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getTopItem()
*/
public Object getTopItem() {
Object parent = getParent(null);
if (topItem == null && parent != null) {
IBSItemProvider adapter = (IBSItemProvider) getRootAdapterFactory()
.adapt(parent, ITreeItemContentProvider.class);
if (adapter != null) {
Object top = adapter.getTopItem();
if (top == null && parent instanceof Process
&& ((Process) parent).getSuperActivities() == null) {
top = parent;
adapter.setTopItem(top);
}
return top;
}
}
return topItem;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#setTopItem(java.lang.Object)
*/
public void setTopItem(Object top) {
topItem = top;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#isRolledUp()
*/
public boolean isRolledUp() {
return false;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#setRolledUp(boolean)
*/
public void setRolledUp(boolean b) {
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#isFirstElement(java.lang.Object)
*/
public boolean isFirstElement(Object obj) {
return false;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#isLastElement(java.lang.Object)
*/
public boolean isLastElement(Object obj) {
return false;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getFilteredBreakdownElements(java.lang.Object,
* java.lang.Object)
*/
public List getFilteredBreakdownElements(Object activityObj, Object obj) {
return null;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#moveUp(java.lang.Object,
* com.ibm.library.edit.command.IActionManager)
*/
public void moveUp(Object obj, IActionManager actionMgr) {
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#moveDown(java.lang.Object,
* com.ibm.library.edit.command.IActionManager)
*/
public void moveDown(Object obj, IActionManager actionMgr) {
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getEClasses()
*/
public Collection getEClasses() {
return null;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getAttribute(java.lang.Object,
* java.lang.String)
*/
public String getAttribute(Object object, String property) {
DescribableElement e = (DescribableElement) TngUtil.unwrap(object);
if (property == IBSItemProvider.COL_NAME) {
return e.getName();
} else if (property == IBSItemProvider.COL_ID) {
return String.valueOf(id);
} else if (property == IBSItemProvider.COL_PRESENTATION_NAME) {
String name = e.getPresentationName();
if (StrUtil.isBlank(name)) {
name = e.getName();
}
return name;
}
return ""; //$NON-NLS-1$
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#setAttribute(java.lang.Object,
* java.lang.String, java.lang.String)
*/
public void setAttribute(Object object, String property, String textValue) {
}
// /* (non-Javadoc)
// * @see
// com.ibm.library.edit.process.IColumnAware#setColumnIndexToNameMap(java.util.Map)
// */
// public void setColumnIndexToNameMap(Map map) {
// if (map != null)
// {
// columnIndexToNameMap = map;
// columnIndexToNameMapChanged = true;
// }
// }
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getPredecessors()
*/
public PredecessorList getPredecessors() {
return null;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#isExpanded()
*/
public Boolean isExpanded() {
return null;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#setExpanded(java.lang.Boolean)
*/
public void setExpanded(Boolean b) {
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.DelegatingWrapperItemProvider#createWrapper(java.lang.Object,
* java.lang.Object, org.eclipse.emf.common.notify.AdapterFactory)
*/
protected IWrapperItemProvider createWrapper(Object value, Object owner,
AdapterFactory adapterFactory) {
IWrapperItemProvider wip = doCreateWrapper(value, owner, adapterFactory);
if(wip instanceof DescribableElementWrapperItemProvider) {
DescribableElementWrapperItemProvider wrapper = (DescribableElementWrapperItemProvider) wip;
if (value instanceof DelegatingWrapperItemProvider) {
wrapper.feature = ((DelegatingWrapperItemProvider) value)
.getFeature();
}
wrapper.setReadOnly(readOnly);
wrapper.isRollupChild = isRollupChild;
wrapper.isInherited = isInherited;
wrapper.contributed = isContributed();
}
return wip;
}
protected IWrapperItemProvider doCreateWrapper(Object value, Object owner,
AdapterFactory adapterFactory) {
Object e = TngUtil.unwrap(value);
if (e instanceof DescribableElement) {
DescribableElementWrapperItemProvider wrapper = new DescribableElementWrapperItemProvider(
(DescribableElement) e, owner, adapterFactory);
return wrapper;
}
return super.createWrapper(value, owner, adapterFactory);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ITableItemLabelProvider#getColumnImage(java.lang.Object,
* int)
*/
public Object getColumnImage(Object object, int columnIndex) {
if (delegateItemProvider instanceof ITableItemLabelProvider) {
return ((ITableItemLabelProvider) delegateItemProvider)
.getColumnImage(object, columnIndex);
}
if (columnIndex == 0
&& delegateItemProvider instanceof IItemLabelProvider) {
return ((IItemLabelProvider) delegateItemProvider).getImage(object);
}
return null;
}
protected String getColumnName(int columnIndex) {
AdapterFactory rootAdapterFactory = getRootAdapterFactory();
if (rootAdapterFactory instanceof IColumnAware) {
Map columnIndexToNameMap = ((IColumnAware) rootAdapterFactory)
.getColumnIndexToNameMap();
if (columnIndexToNameMap != null) {
return (String) columnIndexToNameMap.get(new Integer(
columnIndex));
}
}
return null;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ITableItemLabelProvider#getColumnText(java.lang.Object,
* int)
*/
public String getColumnText(Object object, int columnIndex) {
// String colName = (String) columnIndexToNameMap.get(new
// Integer(columnIndex));
String colName = getColumnName(columnIndex);
return getAttribute(object, colName);
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#getListeners()
*/
public List getListeners() {
if (changeNotifier == null)
return null;
return Collections.unmodifiableList((List) changeNotifier);
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.IMethodElementItemProvider#getChildrenFeatures(java.lang.Object)
*/
public Collection getChildrenFeatures(Object object) {
return null;
}
/*
* (non-Javadoc)
*
* @see com.ibm.library.edit.process.IBSItemProvider#createDropCommand(java.lang.Object,
* java.util.List)
*/
public IResourceAwareCommand createDropCommand(Object owner,
List dropElements) {
return null;
}
@Override
public String toString() {
Object o = TngUtil.unwrap(this);
return super.toString() + " (wrapped object: " + o + ")"; //$NON-NLS-1$ //$NON-NLS-2$
}
}