1.5/plugins/org.eclipse.epf.authoring.ui/src/org/eclipse/epf/authoring/ui/properties/PredecessorDialog.java - epf/org.eclipse.epf.composer - Git at Google

 //------------------------------------------------------------------------------
 // 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.authoring.ui.properties;

 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;

 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.edit.provider.AdapterFactoryTreeIterator;
 import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.epf.authoring.ui.AuthoringUIPlugin;
 import org.eclipse.epf.common.utils.StrUtil;
 import org.eclipse.epf.library.edit.command.IActionManager;
 import org.eclipse.epf.library.edit.process.IBSItemProvider;
 import org.eclipse.epf.library.edit.util.ProcessUtil;
 import org.eclipse.epf.library.edit.util.TngUtil;
 import org.eclipse.epf.uma.BreakdownElement;
 import org.eclipse.epf.uma.UmaFactory;
 import org.eclipse.epf.uma.UmaPackage;
 import org.eclipse.epf.uma.WorkBreakdownElement;
 import org.eclipse.epf.uma.WorkOrder;
 import org.eclipse.epf.uma.WorkOrderType;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.FocusAdapter;
 import org.eclipse.swt.events.FocusEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Text;


 /**
  * Dialog for adding predecessor dependency
  *
  * @author Shilpa Toraskar
  * @since 1.0
  */
 public class PredecessorDialog extends Dialog {

 	private Text predIdText;

 	private Text presentationName;

 	private Combo dependency;

 	/** Dependency Literals * */
 	private static final String FINISH_TO_START = PropertiesResources.WorkOrderType_FINISH_TO_START;

 	private static final String FINISH_TO_FINISH = PropertiesResources.WorkOrderType_FINISH_TO_FINISH;

 	private static final String START_TO_START = PropertiesResources.WorkOrderType_START_TO_START;

 	private static final String START_TO_FINISH = PropertiesResources.WorkOrderType_START_TO_FINISH;

 	private String[] dependencyList = new String[] { FINISH_TO_START,
 			FINISH_TO_FINISH, START_TO_START, START_TO_FINISH };

 	private WorkBreakdownElement element;

 	private Object process;

 	private AdapterFactory adapterFactory;

 	private List predecessors = new ArrayList();

 	private List predMapList;

 	private IActionManager actionMgr;

 	private PredecessorMap predMap;

 	/**
 	 * Dialog for setting predecessor for the element
 	 * @param parentShell
 	 * 			The parent shell
 	 * @param element
 	 * 			Work Break down Element
 	 * @param process
 	 * 			Process of the workbreakdown element
 	 * @param adapterFactory
 	 * 			Adapter Factory
 	 * @param predMap
 	 * 			Predecessor Map
 	 * @param predMapList
 	 * 			Predecessor Map list
 	 * @param actionMgr
 	 * 			Action Manager
 	 */
 	public PredecessorDialog(Shell parentShell, WorkBreakdownElement element,
 			Object process, AdapterFactory adapterFactory,
 			PredecessorMap predMap, List predMapList, IActionManager actionMgr) {
 		super(parentShell);

 		this.element = element;
 		this.process = process;
 		this.adapterFactory = adapterFactory;
 		this.predMap = predMap;
 		this.predMapList = predMapList;
 		this.actionMgr = actionMgr;

 	}

 	/**
 	 * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
 	 */
 	protected Control createDialogArea(Composite parent) {
 		Composite composite = (Composite) super.createDialogArea(parent);

 		GridLayout layout = (GridLayout) composite.getLayout();
 		layout.numColumns = 2;
 		GridData gridData = new GridData(GridData.FILL_BOTH);
 		composite.setLayoutData(gridData);

 		// dialog header
 		Label label = new Label(composite, SWT.NONE);
 		label.setText(PropertiesResources.PredecessorDialog_HeaderMessage);
 		gridData = new GridData(GridData.BEGINNING);
 		gridData.horizontalSpan = 2;
 		label.setLayoutData(gridData);

 		// blank label
 		label = new Label(composite, SWT.NONE);
 		label.setText(""); //$NON-NLS-1$
 		gridData = new GridData(GridData.BEGINNING);
 		gridData.horizontalSpan = 2;
 		label.setLayoutData(gridData);

 		// Predecessor ID index
 		label = new Label(composite, SWT.NONE);
 		label.setText(PropertiesResources.PredecessorDialog_Index);
 		gridData = new GridData(GridData.BEGINNING);
 		label.setLayoutData(gridData);

 		predIdText = new Text(composite, SWT.BORDER);
 		gridData = new GridData(GridData.GRAB_HORIZONTAL);
 		gridData.widthHint = 100;
 		predIdText.setLayoutData(gridData);
 		predIdText.setText(new Integer(predMap.getId()).toString());
 		// predIdText.setEditable(false);

 		// Presentaion Name
 		label = new Label(composite, SWT.NONE);
 		label.setText(PropertiesResources.PredecessorDialog_PresentationName);
 		gridData = new GridData(GridData.BEGINNING);
 		label.setLayoutData(gridData);

 		presentationName = new Text(composite, SWT.BORDER);
 		gridData = new GridData(GridData.GRAB_HORIZONTAL);
 		gridData.widthHint = 400;
 		presentationName.setEditable(false);
 		presentationName.setLayoutData(gridData);

 		WorkOrder wo = predMap.getWorkOrder();
 		presentationName.setText(ProcessUtil.getPresentationName(wo.getPred()));

 		// Dependency
 		label = new Label(composite, SWT.NONE);
 		label.setText(PropertiesResources.PredecessorDialog_Dependency);
 		gridData = new GridData(GridData.BEGINNING);
 		label.setLayoutData(gridData);

 		dependency = new Combo(composite, SWT.SINGLE | SWT.READ_ONLY);
 		gridData = new GridData(GridData.BEGINNING);
 		dependency.setLayoutData(gridData);
 		dependency.setItems(dependencyList);

 		String depedencyName = wo.getLinkType().getName();
 		if (wo.getLinkType() == WorkOrderType.FINISH_TO_FINISH) {
 			depedencyName = FINISH_TO_FINISH;
 		} else if (wo.getLinkType() == WorkOrderType.FINISH_TO_START) {
 			depedencyName = FINISH_TO_START;
 		} else if (wo.getLinkType() == WorkOrderType.START_TO_FINISH) {
 			depedencyName = START_TO_FINISH;
 		} else if (wo.getLinkType() == WorkOrderType.START_TO_START) {
 			depedencyName = START_TO_START;
 		}
 		dependency.setText(depedencyName);

 		Label line = new Label(composite, SWT.SEPARATOR | SWT.HORIZONTAL
 				| SWT.BOLD);
 		gridData = new GridData(GridData.FILL_HORIZONTAL);
 		gridData.horizontalSpan = 2;
 		line.setLayoutData(gridData);

 		predIdText.addFocusListener(new FocusAdapter() {
 			public void focusLost(FocusEvent event) {
 				int newId;
 				try {
 					newId = new Integer(predIdText.getText()).intValue();
 					if (newId < 0)
 						throw new Exception();
 				} catch (Exception e) {
 					AuthoringUIPlugin
 							.getDefault()
 							.getMsgDialog()
 							.displayWarning(
 									PropertiesResources.Process_predecessors_validNumberTitle,
 									PropertiesResources.Process_predecessors_validNumberMessage);

 					predIdText.setText(new Integer(predMap.getId()).toString());
 					predIdText.setFocus();
 					predIdText.selectAll();
 					return;
 				}

 				if (alreadyExists(newId)) {
 					predIdText.setText(new Integer(predMap.getId()).toString());

 					predIdText.selectAll();
 					return;
 				}

 				String predIDList = getPredId(newId);
 				if (predIDList == null)
 					return;

 				String str = ProcessUtil.checkPredecessorList(element,
 						predIDList, adapterFactory, process, predecessors);
 				if (str != null) {
 					AuthoringUIPlugin
 							.getDefault()
 							.getMsgDialog()
 							.displayError(
 									PropertiesResources.PredecessorDialog_PredecessorErrorDialogTitle, str);
 					predIdText.setText(new Integer(predMap.getId()).toString());
 					return;
 				}
 				presentationName.setText(getName(newId));
 			}
 		});

 		return composite;
 	}

 	/**
 	 * Get presentation name/name for this predecessor id
 	 *
 	 * @param newId
 	 * @return
 	 */
 	private String getName(int newId) {
 		String name = null;
 		for (Iterator iter = new AdapterFactoryTreeIterator(adapterFactory,
 				process); iter.hasNext();) {
 			Object obj = iter.next();
 			IBSItemProvider itemProvider = (IBSItemProvider) adapterFactory
 					.adapt(obj, ITreeItemContentProvider.class);
 			Integer id = new Integer(itemProvider.getId());
 			obj = TngUtil.unwrap(obj);

 			if (newId == id.intValue()) {
 				name = ((BreakdownElement) obj).getPresentationName();
 				if (StrUtil.isBlank(name)) {
 					name = ((BreakdownElement) obj).getName();
 				}
 			}
 		}
 		return name;
 	}

 	/**
 	 * Check to see whether predecessor Id already exists
 	 *
 	 * @param newId
 	 * @return
 	 */
 	private boolean alreadyExists(int newId) {
 		for (Iterator itor = predMapList.iterator(); itor.hasNext();) {
 			PredecessorMap map = (PredecessorMap) itor.next();
 			if ((map.getId() == newId) && (predMap.getId() != newId)) {
 				AuthoringUIPlugin
 						.getDefault()
 						.getMsgDialog()
 						.displayError(
 								PropertiesResources.PredecessorDialog_PredecessorErrorDialogTitle,
 								PropertiesResources.PredecessorDialog_PredecessorErrorMessage);

 				return true;
 			}
 		}
 		return false;
 	}

 	/**
 	 * Get command separated list of all predecessor
 	 *
 	 * @param newId
 	 * @return
 	 */
 	private String getPredId(int newId) {
 		StringBuffer buf = new StringBuffer();

 		for (Iterator itor = predMapList.iterator(); itor.hasNext();) {
 			PredecessorMap map = (PredecessorMap) itor.next();
 			if (predMap.getId() == map.getId()) {
 				buf.append(newId);
 			} else {
 				buf.append(map.getId());
 			}

 			buf.append(","); //$NON-NLS-1$
 		}
 		return buf.toString();
 	}

 	/**
 	 *
 	 * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
 	 */
 	protected void configureShell(Shell parent) {
 		super.configureShell(parent);
 		parent
 				.setText(PropertiesResources.PredecessorDialog_Title);
 	}

 	/**
 	 * @see org.eclipse.jface.dialogs.Dialog#okPressed()
 	 */
 	protected void okPressed() {
 		// new id
 		int newId = new Integer(predIdText.getText()).intValue();
 		// ne link type
 		WorkOrderType workOrderType = getWorkOrderType();

 		if ((newId != predMap.getId())
 				|| (!workOrderType.equals(predMap.getWorkOrder().getLinkType()))) {
 			String predIDList = getPredId(newId);
 			if (predIDList == null)
 				return;

 			String str = ProcessUtil.checkPredecessorList(element, predIDList,
 					adapterFactory, process, predecessors);
 			if (str != null) {
 				AuthoringUIPlugin
 						.getDefault()
 						.getMsgDialog()
 						.displayError(
 								PropertiesResources.PredecessorDialog_PredecessorErrorDialogTitle, str);
 				predIdText.setText(new Integer(predMap.getId()).toString());
 			}

 			// remove it
 			boolean status = actionMgr.doAction(IActionManager.REMOVE, element,
 					UmaPackage.eINSTANCE
 							.getWorkBreakdownElement_LinkToPredecessor(),
 					predMap.getWorkOrder(), -1);
 			if (!status) {
 				close();
 				return;
 			}
 			predMapList.remove(predMap);

 			int size = predecessors.size();

 			for (int i = 0; i < size; i++) {
 				WorkBreakdownElement e = (WorkBreakdownElement) predecessors
 						.get(i);

 				boolean found = false;
 				find_pred: for (Iterator iterator = element
 						.getLinkToPredecessor().iterator(); iterator.hasNext();) {
 					WorkOrder wo = (WorkOrder) iterator.next();
 					if (wo.getPred() == e) {
 						found = true;
 						break find_pred;
 					}
 				}
 				if (!found) {
 					WorkOrder wo = UmaFactory.eINSTANCE.createWorkOrder();
 					wo.setPred(e);
 					wo.setLinkType(workOrderType);
 					boolean stat = actionMgr
 							.doAction(
 									IActionManager.ADD,
 									element,
 									UmaPackage.eINSTANCE
 											.getWorkBreakdownElement_LinkToPredecessor(),
 									wo, -1);
 					if (!stat)
 						return;

 					predMap.setId(newId);
 					predMap.setWorkOrder(wo);
 					predMapList.add(predMap);
 				}
 			}
 		}

 		super.okPressed();
 	}

 	/**
 	 * Get work order link type from UI
 	 *
 	 * @return
 	 * 			Work Order type
 	 */
 	private WorkOrderType getWorkOrderType() {
 		int index = dependency.getSelectionIndex();
 		WorkOrderType type;
 		if (index == 0) {
 			type = WorkOrderType.FINISH_TO_START;
 		} else if (index == 1) {
 			type = WorkOrderType.FINISH_TO_FINISH;
 		} else if (index == 2) {
 			type = WorkOrderType.START_TO_START;
 		} else {
 			type = WorkOrderType.START_TO_FINISH;
 		}

 		return type;
 	}

 	/**
 	 *
 	 * @see org.eclipse.jface.dialogs.Dialog#close()
 	 */
 	public boolean close() {

 		return super.close();
 	}
 }
	//------------------------------------------------------------------------------
	// 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.authoring.ui.properties;

	import java.util.ArrayList;
	import java.util.Iterator;
	import java.util.List;

	import org.eclipse.emf.common.notify.AdapterFactory;
	import org.eclipse.emf.edit.provider.AdapterFactoryTreeIterator;
	import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
	import org.eclipse.epf.authoring.ui.AuthoringUIPlugin;
	import org.eclipse.epf.common.utils.StrUtil;
	import org.eclipse.epf.library.edit.command.IActionManager;
	import org.eclipse.epf.library.edit.process.IBSItemProvider;
	import org.eclipse.epf.library.edit.util.ProcessUtil;
	import org.eclipse.epf.library.edit.util.TngUtil;
	import org.eclipse.epf.uma.BreakdownElement;
	import org.eclipse.epf.uma.UmaFactory;
	import org.eclipse.epf.uma.UmaPackage;
	import org.eclipse.epf.uma.WorkBreakdownElement;
	import org.eclipse.epf.uma.WorkOrder;
	import org.eclipse.epf.uma.WorkOrderType;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.FocusAdapter;
	import org.eclipse.swt.events.FocusEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Text;


	/**
	* Dialog for adding predecessor dependency
	*
	* @author Shilpa Toraskar
	* @since 1.0
	*/
	public class PredecessorDialog extends Dialog {

	private Text predIdText;

	private Text presentationName;

	private Combo dependency;

	/** Dependency Literals * */
	private static final String FINISH_TO_START = PropertiesResources.WorkOrderType_FINISH_TO_START;

	private static final String FINISH_TO_FINISH = PropertiesResources.WorkOrderType_FINISH_TO_FINISH;

	private static final String START_TO_START = PropertiesResources.WorkOrderType_START_TO_START;

	private static final String START_TO_FINISH = PropertiesResources.WorkOrderType_START_TO_FINISH;

	private String[] dependencyList = new String[] { FINISH_TO_START,
	FINISH_TO_FINISH, START_TO_START, START_TO_FINISH };

	private WorkBreakdownElement element;

	private Object process;

	private AdapterFactory adapterFactory;

	private List predecessors = new ArrayList();

	private List predMapList;

	private IActionManager actionMgr;

	private PredecessorMap predMap;

	/**
	* Dialog for setting predecessor for the element
	* @param parentShell
	* The parent shell
	* @param element
	* Work Break down Element
	* @param process
	* Process of the workbreakdown element
	* @param adapterFactory
	* Adapter Factory
	* @param predMap
	* Predecessor Map
	* @param predMapList
	* Predecessor Map list
	* @param actionMgr
	* Action Manager
	*/
	public PredecessorDialog(Shell parentShell, WorkBreakdownElement element,
	Object process, AdapterFactory adapterFactory,
	PredecessorMap predMap, List predMapList, IActionManager actionMgr) {
	super(parentShell);

	this.element = element;
	this.process = process;
	this.adapterFactory = adapterFactory;
	this.predMap = predMap;
	this.predMapList = predMapList;
	this.actionMgr = actionMgr;

	}

	/**
	* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
	*/
	protected Control createDialogArea(Composite parent) {
	Composite composite = (Composite) super.createDialogArea(parent);

	GridLayout layout = (GridLayout) composite.getLayout();
	layout.numColumns = 2;
	GridData gridData = new GridData(GridData.FILL_BOTH);
	composite.setLayoutData(gridData);

	// dialog header
	Label label = new Label(composite, SWT.NONE);
	label.setText(PropertiesResources.PredecessorDialog_HeaderMessage);
	gridData = new GridData(GridData.BEGINNING);
	gridData.horizontalSpan = 2;
	label.setLayoutData(gridData);

	// blank label
	label = new Label(composite, SWT.NONE);
	label.setText(""); //$NON-NLS-1$
	gridData = new GridData(GridData.BEGINNING);
	gridData.horizontalSpan = 2;
	label.setLayoutData(gridData);

	// Predecessor ID index
	label = new Label(composite, SWT.NONE);
	label.setText(PropertiesResources.PredecessorDialog_Index);
	gridData = new GridData(GridData.BEGINNING);
	label.setLayoutData(gridData);

	predIdText = new Text(composite, SWT.BORDER);
	gridData = new GridData(GridData.GRAB_HORIZONTAL);
	gridData.widthHint = 100;
	predIdText.setLayoutData(gridData);
	predIdText.setText(new Integer(predMap.getId()).toString());
	// predIdText.setEditable(false);

	// Presentaion Name
	label = new Label(composite, SWT.NONE);
	label.setText(PropertiesResources.PredecessorDialog_PresentationName);
	gridData = new GridData(GridData.BEGINNING);
	label.setLayoutData(gridData);

	presentationName = new Text(composite, SWT.BORDER);
	gridData = new GridData(GridData.GRAB_HORIZONTAL);
	gridData.widthHint = 400;
	presentationName.setEditable(false);
	presentationName.setLayoutData(gridData);

	WorkOrder wo = predMap.getWorkOrder();
	presentationName.setText(ProcessUtil.getPresentationName(wo.getPred()));

	// Dependency
	label = new Label(composite, SWT.NONE);
	label.setText(PropertiesResources.PredecessorDialog_Dependency);
	gridData = new GridData(GridData.BEGINNING);
	label.setLayoutData(gridData);

	dependency = new Combo(composite, SWT.SINGLE \| SWT.READ_ONLY);
	gridData = new GridData(GridData.BEGINNING);
	dependency.setLayoutData(gridData);
	dependency.setItems(dependencyList);

	String depedencyName = wo.getLinkType().getName();
	if (wo.getLinkType() == WorkOrderType.FINISH_TO_FINISH) {
	depedencyName = FINISH_TO_FINISH;
	} else if (wo.getLinkType() == WorkOrderType.FINISH_TO_START) {
	depedencyName = FINISH_TO_START;
	} else if (wo.getLinkType() == WorkOrderType.START_TO_FINISH) {
	depedencyName = START_TO_FINISH;
	} else if (wo.getLinkType() == WorkOrderType.START_TO_START) {
	depedencyName = START_TO_START;
	}
	dependency.setText(depedencyName);

	Label line = new Label(composite, SWT.SEPARATOR \| SWT.HORIZONTAL
	\| SWT.BOLD);
	gridData = new GridData(GridData.FILL_HORIZONTAL);
	gridData.horizontalSpan = 2;
	line.setLayoutData(gridData);

	predIdText.addFocusListener(new FocusAdapter() {
	public void focusLost(FocusEvent event) {
	int newId;
	try {
	newId = new Integer(predIdText.getText()).intValue();
	if (newId < 0)
	throw new Exception();
	} catch (Exception e) {
	AuthoringUIPlugin
	.getDefault()
	.getMsgDialog()
	.displayWarning(
	PropertiesResources.Process_predecessors_validNumberTitle,
	PropertiesResources.Process_predecessors_validNumberMessage);

	predIdText.setText(new Integer(predMap.getId()).toString());
	predIdText.setFocus();
	predIdText.selectAll();
	return;
	}

	if (alreadyExists(newId)) {
	predIdText.setText(new Integer(predMap.getId()).toString());

	predIdText.selectAll();
	return;
	}

	String predIDList = getPredId(newId);
	if (predIDList == null)
	return;

	String str = ProcessUtil.checkPredecessorList(element,
	predIDList, adapterFactory, process, predecessors);
	if (str != null) {
	AuthoringUIPlugin
	.getDefault()
	.getMsgDialog()
	.displayError(
	PropertiesResources.PredecessorDialog_PredecessorErrorDialogTitle, str);
	predIdText.setText(new Integer(predMap.getId()).toString());
	return;
	}
	presentationName.setText(getName(newId));
	}
	});

	return composite;
	}

	/**
	* Get presentation name/name for this predecessor id
	*
	* @param newId
	* @return
	*/
	private String getName(int newId) {
	String name = null;
	for (Iterator iter = new AdapterFactoryTreeIterator(adapterFactory,
	process); iter.hasNext();) {
	Object obj = iter.next();
	IBSItemProvider itemProvider = (IBSItemProvider) adapterFactory
	.adapt(obj, ITreeItemContentProvider.class);
	Integer id = new Integer(itemProvider.getId());
	obj = TngUtil.unwrap(obj);

	if (newId == id.intValue()) {
	name = ((BreakdownElement) obj).getPresentationName();
	if (StrUtil.isBlank(name)) {
	name = ((BreakdownElement) obj).getName();
	}
	}
	}
	return name;
	}

	/**
	* Check to see whether predecessor Id already exists
	*
	* @param newId
	* @return
	*/
	private boolean alreadyExists(int newId) {
	for (Iterator itor = predMapList.iterator(); itor.hasNext();) {
	PredecessorMap map = (PredecessorMap) itor.next();
	if ((map.getId() == newId) && (predMap.getId() != newId)) {
	AuthoringUIPlugin
	.getDefault()
	.getMsgDialog()
	.displayError(
	PropertiesResources.PredecessorDialog_PredecessorErrorDialogTitle,
	PropertiesResources.PredecessorDialog_PredecessorErrorMessage);

	return true;
	}
	}
	return false;
	}

	/**
	* Get command separated list of all predecessor
	*
	* @param newId
	* @return
	*/
	private String getPredId(int newId) {
	StringBuffer buf = new StringBuffer();

	for (Iterator itor = predMapList.iterator(); itor.hasNext();) {
	PredecessorMap map = (PredecessorMap) itor.next();
	if (predMap.getId() == map.getId()) {
	buf.append(newId);
	} else {
	buf.append(map.getId());
	}

	buf.append(","); //$NON-NLS-1$
	}
	return buf.toString();
	}

	/**
	*
	* @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
	*/
	protected void configureShell(Shell parent) {
	super.configureShell(parent);
	parent
	.setText(PropertiesResources.PredecessorDialog_Title);
	}

	/**
	* @see org.eclipse.jface.dialogs.Dialog#okPressed()
	*/
	protected void okPressed() {
	// new id
	int newId = new Integer(predIdText.getText()).intValue();
	// ne link type
	WorkOrderType workOrderType = getWorkOrderType();

	if ((newId != predMap.getId())
	\|\| (!workOrderType.equals(predMap.getWorkOrder().getLinkType()))) {
	String predIDList = getPredId(newId);
	if (predIDList == null)
	return;

	String str = ProcessUtil.checkPredecessorList(element, predIDList,
	adapterFactory, process, predecessors);
	if (str != null) {
	AuthoringUIPlugin
	.getDefault()
	.getMsgDialog()
	.displayError(
	PropertiesResources.PredecessorDialog_PredecessorErrorDialogTitle, str);
	predIdText.setText(new Integer(predMap.getId()).toString());
	}

	// remove it
	boolean status = actionMgr.doAction(IActionManager.REMOVE, element,
	UmaPackage.eINSTANCE
	.getWorkBreakdownElement_LinkToPredecessor(),
	predMap.getWorkOrder(), -1);
	if (!status) {
	close();
	return;
	}
	predMapList.remove(predMap);

	int size = predecessors.size();

	for (int i = 0; i < size; i++) {
	WorkBreakdownElement e = (WorkBreakdownElement) predecessors
	.get(i);

	boolean found = false;
	find_pred: for (Iterator iterator = element
	.getLinkToPredecessor().iterator(); iterator.hasNext();) {
	WorkOrder wo = (WorkOrder) iterator.next();
	if (wo.getPred() == e) {
	found = true;
	break find_pred;
	}
	}
	if (!found) {
	WorkOrder wo = UmaFactory.eINSTANCE.createWorkOrder();
	wo.setPred(e);
	wo.setLinkType(workOrderType);
	boolean stat = actionMgr
	.doAction(
	IActionManager.ADD,
	element,
	UmaPackage.eINSTANCE
	.getWorkBreakdownElement_LinkToPredecessor(),
	wo, -1);
	if (!stat)
	return;

	predMap.setId(newId);
	predMap.setWorkOrder(wo);
	predMapList.add(predMap);
	}
	}
	}

	super.okPressed();
	}

	/**
	* Get work order link type from UI
	*
	* @return
	* Work Order type
	*/
	private WorkOrderType getWorkOrderType() {
	int index = dependency.getSelectionIndex();
	WorkOrderType type;
	if (index == 0) {
	type = WorkOrderType.FINISH_TO_START;
	} else if (index == 1) {
	type = WorkOrderType.FINISH_TO_FINISH;
	} else if (index == 2) {
	type = WorkOrderType.START_TO_START;
	} else {
	type = WorkOrderType.START_TO_FINISH;
	}

	return type;
	}

	/**
	*
	* @see org.eclipse.jface.dialogs.Dialog#close()
	*/
	public boolean close() {

	return super.close();
	}
	}