plugins/org.eclipse.epf.authoring.ui/src/org/eclipse/epf/authoring/ui/forms/ConfigViewPage.java - epf/org.eclipse.epf.archive - 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.forms;

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

 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
 import org.eclipse.epf.authoring.ui.AuthoringUIHelpContexts;
 import org.eclipse.epf.authoring.ui.AuthoringUIPlugin;
 import org.eclipse.epf.authoring.ui.AuthoringUIResources;
 import org.eclipse.epf.authoring.ui.dialogs.ConfigurationAddViewsDialog;
 import org.eclipse.epf.authoring.ui.editors.ConfigurationEditor;
 import org.eclipse.epf.authoring.ui.editors.ConfigurationEditorInput;
 import org.eclipse.epf.authoring.ui.filters.ProcessViewFilter;
 import org.eclipse.epf.authoring.ui.providers.ConfigurationLabelProvider;
 import org.eclipse.epf.common.serviceability.Logger;
 import org.eclipse.epf.library.configuration.ConfigurationFilter;
 import org.eclipse.epf.library.edit.IFilter;
 import org.eclipse.epf.library.edit.TngAdapterFactory;
 import org.eclipse.epf.library.edit.command.IActionManager;
 import org.eclipse.epf.library.edit.itemsfilter.FilterConstants;
 import org.eclipse.epf.uma.ContentCategory;
 import org.eclipse.epf.uma.MethodConfiguration;
 import org.eclipse.epf.uma.UmaPackage;
 import org.eclipse.jface.viewers.TreeViewer;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.CTabFolder;
 import org.eclipse.swt.custom.CTabItem;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.ui.IEditorInput;
 import org.eclipse.ui.IEditorSite;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.forms.IManagedForm;
 import org.eclipse.ui.forms.editor.FormEditor;
 import org.eclipse.ui.forms.editor.FormPage;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.ScrolledForm;
 import org.eclipse.ui.forms.widgets.Section;


 /**
  * Page for customizing publishing views
  *
  * @author Shilpa Toraskar
  * @author Jinhua Xi
  * @since 1.0
  */
 public class ConfigViewPage extends FormPage {

 	private MethodConfiguration config = null;

 	private String formPrefix = AuthoringUIResources.configViewPage_configuration; //$NON-NLS-1$

 	private FormToolkit toolkit;

 	private CTabFolder tabFolder;
 	private CTabItem tabDefaultviewItem;

 	private Button removeButton, makeDefaultButton;

 	private Object selectedItem = null;

 	private IActionManager actionMgr = null;

 	private Logger logger = null;

 	/**
 	 * Creates an instance
 	 * @param editor
 	 */
 	public ConfigViewPage(FormEditor editor) {
 		super(
 				editor,
 				AuthoringUIResources.configViewPage_configurationViews, AuthoringUIResources.configViewPage_views);
 	}

 	/**
 	 * @see org.eclipse.ui.forms.editor.FormPage#init(org.eclipse.ui.IEditorSite, org.eclipse.ui.IEditorInput)
 	 */
 	public void init(IEditorSite site, IEditorInput input) {
 		setSite(site);
 		setInput(input);

 		ConfigurationEditorInput configInput = (ConfigurationEditorInput) input;
 		config = configInput.getConfiguration();

 		actionMgr = ((ConfigurationEditor) getEditor()).getActionManager();

 		// get plugin logger
 		logger = AuthoringUIPlugin.getDefault().getLogger();
 	}

 	/**
 	 * @see org.eclipse.ui.forms.editor.FormPage#createFormContent(org.eclipse.ui.forms.IManagedForm)
 	 */
 	protected void createFormContent(IManagedForm managedForm) {
 		ScrolledForm form = managedForm.getForm();
 		form.setText(formPrefix + config.getName());
 		toolkit = managedForm.getToolkit();
 		form.getBody().setLayout(new GridLayout());

 		// Create the view section.
 		Section viewSection = toolkit.createSection(form.getBody(),
 				Section.DESCRIPTION | Section.TWISTIE | Section.EXPANDED
 						| Section.TITLE_BAR);
 		GridData td = new GridData(GridData.FILL_BOTH);
 		viewSection.setLayoutData(td);
 		viewSection
 				.setText(AuthoringUIResources.configViewPage_configurationViewSectionTitle); //$NON-NLS-1$
 		viewSection
 				.setDescription(AuthoringUIResources.configViewPage_configurationViewSectionMessage); //$NON-NLS-1$
 		viewSection.setLayout(new GridLayout());

 		Composite parent = toolkit.createComposite(viewSection);
 		parent.setLayoutData(new GridData(GridData.FILL_BOTH));
 		parent.setLayout(new GridLayout());
 		viewSection.setClient(parent);

 		PlatformUI.getWorkbench().getHelpSystem().setHelp(parent.getParent(),
 				AuthoringUIHelpContexts.CONFIGURATION_EDITOR_ALL_CONTEXT);

 		// create button pane
 		createButtonPane(parent);

 		// create tabfolder pane
 		createTabPane(parent);

 		toolkit.paintBordersFor(parent);
 		loadData();
 	}

 	/**
 	 *
 	 * @param parent
 	 */
 	private void createTabPane(Composite parent) {
 		tabFolder = new CTabFolder(parent, SWT.BORDER);
 		tabFolder.setLayout(new GridLayout());
 		tabFolder.setLayoutData(new GridData(GridData.FILL_BOTH));

 		toolkit.paintBordersFor(tabFolder);
 	}

 	/**
 	 *
 	 * @param parent
 	 */
 	private void createButtonPane(Composite parent) {
 		Composite buttonPane = toolkit.createComposite(parent);
 		buttonPane.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 		buttonPane.setLayout(new GridLayout(3, false));

 		Button addButton = toolkit
 				.createButton(
 						buttonPane,
 						AuthoringUIResources.configViewPage_addViewButtonText, SWT.NONE); //$NON-NLS-1$
 		{
 			GridData gridData = new GridData(GridData.BEGINNING);
 			addButton.setLayoutData(gridData);
 		}
 		addButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				// ConfigProcessViewDialog fd = new
 				// ConfigProcessViewDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
 				// config);
 				// ConfigProcessViewDialog.setDefaultImage(Display.getCurrent().getActiveShell().getImage());
 				IFilter filter = new ProcessViewFilter(config, null,
 						FilterConstants.ALL_ELEMENTS);
 				ConfigurationAddViewsDialog fd = new ConfigurationAddViewsDialog(
 						PlatformUI.getWorkbench().getActiveWorkbenchWindow()
 								.getShell());
 				fd.setTypes(getTypes());
 				fd
 						.setTitle(AuthoringUIResources.ConfigProcessViewDialog_SelectCategories); //$NON-NLS-1$
 				fd.setInput(config);
 				fd.setFilter(filter);
 				fd.setExistingElements(config.getProcessViews());
 				fd.setContentProvider(new AdapterFactoryContentProvider(
 						TngAdapterFactory.INSTANCE
 								.getItemsFilter_AdapterFactory(filter)),
 								TngAdapterFactory.INSTANCE.getItemsFilter_ComposedAdapterFactory());
 				fd.setBlockOnOpen(true);
 				fd.open();
 				List views = fd.getSelectedItems();

 				// add view to configuration
 				for (Iterator itor = views.iterator(); itor.hasNext();) {
 					Object obj = itor.next();
 					if (obj instanceof ContentCategory) {

 						if (config.getProcessViews().contains(
 								(ContentCategory) obj)) {
 							String name = ((ContentCategory) obj).getName();
 							String title = AuthoringUIResources.configViewPageViewExistsDialog_title; //$NON-NLS-1$
 							String message = AuthoringUIResources.bind(AuthoringUIResources.configViewPageViewExistsDialog_message, name);
 							AuthoringUIPlugin.getDefault().getMsgDialog()
 									.displayWarning(title, message);
 						} else {
 							boolean status = actionMgr
 							.doAction(
 									IActionManager.ADD,
 									config,
 									UmaPackage.eINSTANCE
 											.getMethodConfiguration_ProcessViews(),
 									(ContentCategory) obj, -1);
 							if(status){
 								addView((ContentCategory) obj);
 							}
 						}
 					}
 				}
 			}
 		});

 		// remove button
 		removeButton = toolkit
 				.createButton(
 						buttonPane,
 						AuthoringUIResources.configViewPage_removeViewButtonText, SWT.NONE); //$NON-NLS-1$
 		{
 			GridData gridData = new GridData(GridData.BEGINNING);
 			removeButton.setLayoutData(gridData);
 		}
 		removeButton.setEnabled(false);
 		removeButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				removeView();
 			}
 		});

 		// make default button
 		makeDefaultButton = toolkit
 				.createButton(
 						buttonPane,
 						AuthoringUIResources.configViewPage_makeDefaultButtonText, SWT.NONE); //$NON-NLS-1$
 		{
 			GridData gridData = new GridData(GridData.BEGINNING);
 			makeDefaultButton.setLayoutData(gridData);
 		}
 		makeDefaultButton.setEnabled(false);
 		makeDefaultButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				makeDefaultView();
 			}
 		});

 		toolkit.paintBordersFor(buttonPane);
 	}

 	/**
 	 * Remove the selected view
 	 *
 	 */
 	private void removeView() {
 		CTabItem item = tabFolder.getSelection();
 		if (item == null)
 			return;

 		// don't change default view if the view is not removed.
 		// 155025 - error when removing the view in configuration
 		String itemText = item.getText();
 		String title = AuthoringUIResources.configViewPageRemoveViewDialog_title; //$NON-NLS-1$
 		String message = AuthoringUIResources.bind(AuthoringUIResources.configViewPageRemoveViewDialog_message, item //$NON-NLS-1$
 		.getText());
 		boolean ret = AuthoringUIPlugin.getDefault().getMsgDialog()
 				.displayConfirmation(title, message);

 		if (!ret) {
 			return;
 		}

 		boolean removeDefault = false;
 		if (tabDefaultviewItem != null && item == tabDefaultviewItem) {
 			removeDefault = true;
 		}

 			List views = config.getProcessViews();
 			// if there is a default view tab, and it's the one slected to be removed
 			if (removeDefault) {
 				String defaultText = " " //$NON-NLS-1$
 					+ AuthoringUIResources.processDescription_default; //$NON-NLS-1$
 				int idx = itemText.lastIndexOf(defaultText);
 				if (idx > 0) {
 					itemText = itemText.substring(0,idx);
 				}
 			}

 			for (Iterator itor = views.iterator(); itor.hasNext();) {
 				ContentCategory category = (ContentCategory) itor.next();

 				if (category.getName().equals(itemText)) {
 					// remove it from views
 					actionMgr.doAction(IActionManager.REMOVE, config,
 							UmaPackage.eINSTANCE
 									.getMethodConfiguration_ProcessViews(),
 							category, -1);

 					ContentCategory defaultView = config.getDefaultView();

 					if ((defaultView != null) && (defaultView.equals(category))) {
 						if (views.size() > 0) {
 							actionMgr
 									.doAction(
 											IActionManager.SET,
 											config,
 											UmaPackage.eINSTANCE
 													.getMethodConfiguration_DefaultView(),
 											(ContentCategory) views.get(0), -1);
 						} else {
 							actionMgr
 									.doAction(
 											IActionManager.SET,
 											config,
 											UmaPackage.eINSTANCE
 													.getMethodConfiguration_DefaultView(),
 											null, -1);
 						}
 					}
 					// remove tab item
 					item.dispose();
 					break;
 				}
 			}

 		views = config.getProcessViews();
 		if ((views == null) || (views.size() <= 0)) {
 			removeButton.setEnabled(false);
 			makeDefaultButton.setEnabled(false);
 		}

 		// make the 1st tab as the default view if the default one is removed
 		if (removeDefault) {
 			Control[] tabList = tabFolder.getTabList();
 			if (tabList != null && tabList.length > 0) {
 				tabFolder.setSelection(0);
 				makeDefaultView();
 			}
 		}
 	}

 	/**
 	 * Add view
 	 *
 	 * @param obj
 	 */
 	private void addView(ContentCategory obj) {
 		selectedItem = obj;
 		Composite composite = new Composite(tabFolder, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		composite.setLayout(layout);
 		composite.setLayoutData(new GridData(GridData.FILL_BOTH));

 		TreeViewer treeViewer = new TreeViewer(composite, SWT.H_SCROLL
 				| SWT.V_SCROLL | SWT.BORDER);
 		treeViewer.getTree().setLayout(new GridLayout());
 		treeViewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));

 		IFilter configFilter = new ConfigurationFilter(config, treeViewer);
 		AdapterFactory adapterFactory = TngAdapterFactory.INSTANCE
 				.getConfigurationView_AdapterFactory(configFilter);

 		AdapterFactoryContentProvider contentProvider = new AdapterFactoryContentProvider(
 				adapterFactory) {
 			public Object[] getElements(Object object) {
 				// Get the adapter from the factory.
 				ITreeItemContentProvider itemProvider = (ITreeItemContentProvider) adapterFactory
 						.adapt(selectedItem, ITreeItemContentProvider.class);

 				return itemProvider.getChildren(selectedItem).toArray();
 				// return itemProvider.getElements(selectedItem).toArray();
 			}
 		};

 		treeViewer.setContentProvider(contentProvider);
 		treeViewer.setLabelProvider(new ConfigurationLabelProvider(config,
 				adapterFactory));
 		try {
 			treeViewer.setInput(config);
 		} catch (Exception ex) {
 			logger.logError("Error creating treeviewer for config", ex); //$NON-NLS-1$
 		}

 		CTabItem item = new CTabItem(tabFolder, SWT.TOP);
 		item.setText(((ContentCategory) obj).getName());
 		item.setControl(composite);

 		// make all buttons enabled
 		removeButton.setEnabled(true);
 		makeDefaultButton.setEnabled(true);

 		toolkit.paintBordersFor(composite);
 		tabFolder.setSelection(item);
 	}

 	/**
 	 * Make selected as default view
 	 *
 	 */
 	private void makeDefaultView() {
 		CTabItem item = tabFolder.getSelection();
 		List views = config.getProcessViews();
 		for (Iterator itor = views.iterator(); itor.hasNext();) {
 			ContentCategory category = (ContentCategory) itor.next();
 			if (category.getName().equals(item.getText())) {
 				clearDefaultViewIndicator();
 				// make that view default
 				actionMgr.doAction(IActionManager.SET, config,
 						UmaPackage.eINSTANCE
 								.getMethodConfiguration_DefaultView(),
 						category, -1);
 				setDefaultViewIndicator(item);
 				break;
 			}
 		}
 	}

 	/**
 	 * Load initial data
 	 *
 	 */
 	private void loadData() {
 		// get process views
 		List views = config.getProcessViews();
 		for (Iterator itor = views.iterator(); itor.hasNext();) {
 			// create view in UI
 			addView((ContentCategory) itor.next());
 		}

 		// get default view
 		ContentCategory defaultView = config.getDefaultView();
 		int cnt = tabFolder.getItemCount();
 		if (defaultView != null) {
 			// if default view is defined, select that view
 			CTabItem[] items = tabFolder.getItems();
 			for (int i = 0; i < items.length; i++) {
 				String name = items[i].getText();
 				if (name.equals(defaultView.getName())) {
 					tabFolder.setSelection(items[i]);
 					setDefaultViewIndicator(items[i]);
 					break;
 				}
 			}
 		} else if (cnt > 0) {
 			// else select first view
 			tabFolder.setSelection(0);
 		}
 	}

 	/**
 	 * This method removes the appended "(default)" from the tab for the default
 	 * view. This method must be called before changing the default view!
 	 */
 	private void clearDefaultViewIndicator() {
 		ContentCategory defaultView = config.getDefaultView();
 		if (defaultView != null) {
 			String defaultViewTabName = defaultView.getName()
 					+ " " //$NON-NLS-1$
 					+ AuthoringUIResources.processDescription_default; //$NON-NLS-1$
 			CTabItem[] items = tabFolder.getItems();
 			for (int i = 0; i < items.length; i++) {
 				String name = items[i].getText();
 				if (name.equals(defaultViewTabName)) {
 					items[i].setText(defaultView.getName());
 				}
 			}
 		}
 	}

 	/**
 	 * This method appends "(default)" to the tab of the default view.
 	 */
 	private void setDefaultViewIndicator(CTabItem item) {
 		tabDefaultviewItem = item;

 		String name = item.getText()
 				+ " " //$NON-NLS-1$
 				+ AuthoringUIResources.processDescription_default; //$NON-NLS-1$
 		item.setText(name);
 	}

 	private String[] getTypes() {
 		String[] Categories = new String[] { FilterConstants.CUSTOM_CATEGORIES,
 				FilterConstants.ALL_ELEMENTS, FilterConstants.DISCIPLINES,
 				FilterConstants.DOMAINS, FilterConstants.ROLESETS,
 				FilterConstants.WORKPRODUCTTYPES, FilterConstants.TOOLS };
 		return Categories;
 	}

 }
	//------------------------------------------------------------------------------
	// 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.forms;

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

	import org.eclipse.emf.common.notify.AdapterFactory;
	import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
	import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
	import org.eclipse.epf.authoring.ui.AuthoringUIHelpContexts;
	import org.eclipse.epf.authoring.ui.AuthoringUIPlugin;
	import org.eclipse.epf.authoring.ui.AuthoringUIResources;
	import org.eclipse.epf.authoring.ui.dialogs.ConfigurationAddViewsDialog;
	import org.eclipse.epf.authoring.ui.editors.ConfigurationEditor;
	import org.eclipse.epf.authoring.ui.editors.ConfigurationEditorInput;
	import org.eclipse.epf.authoring.ui.filters.ProcessViewFilter;
	import org.eclipse.epf.authoring.ui.providers.ConfigurationLabelProvider;
	import org.eclipse.epf.common.serviceability.Logger;
	import org.eclipse.epf.library.configuration.ConfigurationFilter;
	import org.eclipse.epf.library.edit.IFilter;
	import org.eclipse.epf.library.edit.TngAdapterFactory;
	import org.eclipse.epf.library.edit.command.IActionManager;
	import org.eclipse.epf.library.edit.itemsfilter.FilterConstants;
	import org.eclipse.epf.uma.ContentCategory;
	import org.eclipse.epf.uma.MethodConfiguration;
	import org.eclipse.epf.uma.UmaPackage;
	import org.eclipse.jface.viewers.TreeViewer;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.CTabFolder;
	import org.eclipse.swt.custom.CTabItem;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.ui.IEditorInput;
	import org.eclipse.ui.IEditorSite;
	import org.eclipse.ui.PlatformUI;
	import org.eclipse.ui.forms.IManagedForm;
	import org.eclipse.ui.forms.editor.FormEditor;
	import org.eclipse.ui.forms.editor.FormPage;
	import org.eclipse.ui.forms.widgets.FormToolkit;
	import org.eclipse.ui.forms.widgets.ScrolledForm;
	import org.eclipse.ui.forms.widgets.Section;


	/**
	* Page for customizing publishing views
	*
	* @author Shilpa Toraskar
	* @author Jinhua Xi
	* @since 1.0
	*/
	public class ConfigViewPage extends FormPage {

	private MethodConfiguration config = null;

	private String formPrefix = AuthoringUIResources.configViewPage_configuration; //$NON-NLS-1$

	private FormToolkit toolkit;

	private CTabFolder tabFolder;
	private CTabItem tabDefaultviewItem;

	private Button removeButton, makeDefaultButton;

	private Object selectedItem = null;

	private IActionManager actionMgr = null;

	private Logger logger = null;

	/**
	* Creates an instance
	* @param editor
	*/
	public ConfigViewPage(FormEditor editor) {
	super(
	editor,
	AuthoringUIResources.configViewPage_configurationViews, AuthoringUIResources.configViewPage_views);
	}

	/**
	* @see org.eclipse.ui.forms.editor.FormPage#init(org.eclipse.ui.IEditorSite, org.eclipse.ui.IEditorInput)
	*/
	public void init(IEditorSite site, IEditorInput input) {
	setSite(site);
	setInput(input);

	ConfigurationEditorInput configInput = (ConfigurationEditorInput) input;
	config = configInput.getConfiguration();

	actionMgr = ((ConfigurationEditor) getEditor()).getActionManager();

	// get plugin logger
	logger = AuthoringUIPlugin.getDefault().getLogger();
	}

	/**
	* @see org.eclipse.ui.forms.editor.FormPage#createFormContent(org.eclipse.ui.forms.IManagedForm)
	*/
	protected void createFormContent(IManagedForm managedForm) {
	ScrolledForm form = managedForm.getForm();
	form.setText(formPrefix + config.getName());
	toolkit = managedForm.getToolkit();
	form.getBody().setLayout(new GridLayout());

	// Create the view section.
	Section viewSection = toolkit.createSection(form.getBody(),
	Section.DESCRIPTION \| Section.TWISTIE \| Section.EXPANDED
	\| Section.TITLE_BAR);
	GridData td = new GridData(GridData.FILL_BOTH);
	viewSection.setLayoutData(td);
	viewSection
	.setText(AuthoringUIResources.configViewPage_configurationViewSectionTitle); //$NON-NLS-1$
	viewSection
	.setDescription(AuthoringUIResources.configViewPage_configurationViewSectionMessage); //$NON-NLS-1$
	viewSection.setLayout(new GridLayout());

	Composite parent = toolkit.createComposite(viewSection);
	parent.setLayoutData(new GridData(GridData.FILL_BOTH));
	parent.setLayout(new GridLayout());
	viewSection.setClient(parent);

	PlatformUI.getWorkbench().getHelpSystem().setHelp(parent.getParent(),
	AuthoringUIHelpContexts.CONFIGURATION_EDITOR_ALL_CONTEXT);

	// create button pane
	createButtonPane(parent);

	// create tabfolder pane
	createTabPane(parent);

	toolkit.paintBordersFor(parent);
	loadData();
	}

	/**
	*
	* @param parent
	*/
	private void createTabPane(Composite parent) {
	tabFolder = new CTabFolder(parent, SWT.BORDER);
	tabFolder.setLayout(new GridLayout());
	tabFolder.setLayoutData(new GridData(GridData.FILL_BOTH));

	toolkit.paintBordersFor(tabFolder);
	}

	/**
	*
	* @param parent
	*/
	private void createButtonPane(Composite parent) {
	Composite buttonPane = toolkit.createComposite(parent);
	buttonPane.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	buttonPane.setLayout(new GridLayout(3, false));

	Button addButton = toolkit
	.createButton(
	buttonPane,
	AuthoringUIResources.configViewPage_addViewButtonText, SWT.NONE); //$NON-NLS-1$
	{
	GridData gridData = new GridData(GridData.BEGINNING);
	addButton.setLayoutData(gridData);
	}
	addButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	// ConfigProcessViewDialog fd = new
	// ConfigProcessViewDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
	// config);
	// ConfigProcessViewDialog.setDefaultImage(Display.getCurrent().getActiveShell().getImage());
	IFilter filter = new ProcessViewFilter(config, null,
	FilterConstants.ALL_ELEMENTS);
	ConfigurationAddViewsDialog fd = new ConfigurationAddViewsDialog(
	PlatformUI.getWorkbench().getActiveWorkbenchWindow()
	.getShell());
	fd.setTypes(getTypes());
	fd
	.setTitle(AuthoringUIResources.ConfigProcessViewDialog_SelectCategories); //$NON-NLS-1$
	fd.setInput(config);
	fd.setFilter(filter);
	fd.setExistingElements(config.getProcessViews());
	fd.setContentProvider(new AdapterFactoryContentProvider(
	TngAdapterFactory.INSTANCE
	.getItemsFilter_AdapterFactory(filter)),
	TngAdapterFactory.INSTANCE.getItemsFilter_ComposedAdapterFactory());
	fd.setBlockOnOpen(true);
	fd.open();
	List views = fd.getSelectedItems();

	// add view to configuration
	for (Iterator itor = views.iterator(); itor.hasNext();) {
	Object obj = itor.next();
	if (obj instanceof ContentCategory) {

	if (config.getProcessViews().contains(
	(ContentCategory) obj)) {
	String name = ((ContentCategory) obj).getName();
	String title = AuthoringUIResources.configViewPageViewExistsDialog_title; //$NON-NLS-1$
	String message = AuthoringUIResources.bind(AuthoringUIResources.configViewPageViewExistsDialog_message, name);
	AuthoringUIPlugin.getDefault().getMsgDialog()
	.displayWarning(title, message);
	} else {
	boolean status = actionMgr
	.doAction(
	IActionManager.ADD,
	config,
	UmaPackage.eINSTANCE
	.getMethodConfiguration_ProcessViews(),
	(ContentCategory) obj, -1);
	if(status){
	addView((ContentCategory) obj);
	}
	}
	}
	}
	}
	});

	// remove button
	removeButton = toolkit
	.createButton(
	buttonPane,
	AuthoringUIResources.configViewPage_removeViewButtonText, SWT.NONE); //$NON-NLS-1$
	{
	GridData gridData = new GridData(GridData.BEGINNING);
	removeButton.setLayoutData(gridData);
	}
	removeButton.setEnabled(false);
	removeButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	removeView();
	}
	});

	// make default button
	makeDefaultButton = toolkit
	.createButton(
	buttonPane,
	AuthoringUIResources.configViewPage_makeDefaultButtonText, SWT.NONE); //$NON-NLS-1$
	{
	GridData gridData = new GridData(GridData.BEGINNING);
	makeDefaultButton.setLayoutData(gridData);
	}
	makeDefaultButton.setEnabled(false);
	makeDefaultButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	makeDefaultView();
	}
	});

	toolkit.paintBordersFor(buttonPane);
	}

	/**
	* Remove the selected view
	*
	*/
	private void removeView() {
	CTabItem item = tabFolder.getSelection();
	if (item == null)
	return;

	// don't change default view if the view is not removed.
	// 155025 - error when removing the view in configuration
	String itemText = item.getText();
	String title = AuthoringUIResources.configViewPageRemoveViewDialog_title; //$NON-NLS-1$
	String message = AuthoringUIResources.bind(AuthoringUIResources.configViewPageRemoveViewDialog_message, item //$NON-NLS-1$
	.getText());
	boolean ret = AuthoringUIPlugin.getDefault().getMsgDialog()
	.displayConfirmation(title, message);

	if (!ret) {
	return;
	}

	boolean removeDefault = false;
	if (tabDefaultviewItem != null && item == tabDefaultviewItem) {
	removeDefault = true;
	}

	List views = config.getProcessViews();
	// if there is a default view tab, and it's the one slected to be removed
	if (removeDefault) {
	String defaultText = " " //$NON-NLS-1$
	+ AuthoringUIResources.processDescription_default; //$NON-NLS-1$
	int idx = itemText.lastIndexOf(defaultText);
	if (idx > 0) {
	itemText = itemText.substring(0,idx);
	}
	}

	for (Iterator itor = views.iterator(); itor.hasNext();) {
	ContentCategory category = (ContentCategory) itor.next();

	if (category.getName().equals(itemText)) {
	// remove it from views
	actionMgr.doAction(IActionManager.REMOVE, config,
	UmaPackage.eINSTANCE
	.getMethodConfiguration_ProcessViews(),
	category, -1);

	ContentCategory defaultView = config.getDefaultView();

	if ((defaultView != null) && (defaultView.equals(category))) {
	if (views.size() > 0) {
	actionMgr
	.doAction(
	IActionManager.SET,
	config,
	UmaPackage.eINSTANCE
	.getMethodConfiguration_DefaultView(),
	(ContentCategory) views.get(0), -1);
	} else {
	actionMgr
	.doAction(
	IActionManager.SET,
	config,
	UmaPackage.eINSTANCE
	.getMethodConfiguration_DefaultView(),
	null, -1);
	}
	}
	// remove tab item
	item.dispose();
	break;
	}
	}

	views = config.getProcessViews();
	if ((views == null) \|\| (views.size() <= 0)) {
	removeButton.setEnabled(false);
	makeDefaultButton.setEnabled(false);
	}

	// make the 1st tab as the default view if the default one is removed
	if (removeDefault) {
	Control[] tabList = tabFolder.getTabList();
	if (tabList != null && tabList.length > 0) {
	tabFolder.setSelection(0);
	makeDefaultView();
	}
	}
	}

	/**
	* Add view
	*
	* @param obj
	*/
	private void addView(ContentCategory obj) {
	selectedItem = obj;
	Composite composite = new Composite(tabFolder, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	composite.setLayout(layout);
	composite.setLayoutData(new GridData(GridData.FILL_BOTH));

	TreeViewer treeViewer = new TreeViewer(composite, SWT.H_SCROLL
	\| SWT.V_SCROLL \| SWT.BORDER);
	treeViewer.getTree().setLayout(new GridLayout());
	treeViewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));

	IFilter configFilter = new ConfigurationFilter(config, treeViewer);
	AdapterFactory adapterFactory = TngAdapterFactory.INSTANCE
	.getConfigurationView_AdapterFactory(configFilter);

	AdapterFactoryContentProvider contentProvider = new AdapterFactoryContentProvider(
	adapterFactory) {
	public Object[] getElements(Object object) {
	// Get the adapter from the factory.
	ITreeItemContentProvider itemProvider = (ITreeItemContentProvider) adapterFactory
	.adapt(selectedItem, ITreeItemContentProvider.class);

	return itemProvider.getChildren(selectedItem).toArray();
	// return itemProvider.getElements(selectedItem).toArray();
	}
	};

	treeViewer.setContentProvider(contentProvider);
	treeViewer.setLabelProvider(new ConfigurationLabelProvider(config,
	adapterFactory));
	try {
	treeViewer.setInput(config);
	} catch (Exception ex) {
	logger.logError("Error creating treeviewer for config", ex); //$NON-NLS-1$
	}

	CTabItem item = new CTabItem(tabFolder, SWT.TOP);
	item.setText(((ContentCategory) obj).getName());
	item.setControl(composite);

	// make all buttons enabled
	removeButton.setEnabled(true);
	makeDefaultButton.setEnabled(true);

	toolkit.paintBordersFor(composite);
	tabFolder.setSelection(item);
	}

	/**
	* Make selected as default view
	*
	*/
	private void makeDefaultView() {
	CTabItem item = tabFolder.getSelection();
	List views = config.getProcessViews();
	for (Iterator itor = views.iterator(); itor.hasNext();) {
	ContentCategory category = (ContentCategory) itor.next();
	if (category.getName().equals(item.getText())) {
	clearDefaultViewIndicator();
	// make that view default
	actionMgr.doAction(IActionManager.SET, config,
	UmaPackage.eINSTANCE
	.getMethodConfiguration_DefaultView(),
	category, -1);
	setDefaultViewIndicator(item);
	break;
	}
	}
	}

	/**
	* Load initial data
	*
	*/
	private void loadData() {
	// get process views
	List views = config.getProcessViews();
	for (Iterator itor = views.iterator(); itor.hasNext();) {
	// create view in UI
	addView((ContentCategory) itor.next());
	}

	// get default view
	ContentCategory defaultView = config.getDefaultView();
	int cnt = tabFolder.getItemCount();
	if (defaultView != null) {
	// if default view is defined, select that view
	CTabItem[] items = tabFolder.getItems();
	for (int i = 0; i < items.length; i++) {
	String name = items[i].getText();
	if (name.equals(defaultView.getName())) {
	tabFolder.setSelection(items[i]);
	setDefaultViewIndicator(items[i]);
	break;
	}
	}
	} else if (cnt > 0) {
	// else select first view
	tabFolder.setSelection(0);
	}
	}

	/**
	* This method removes the appended "(default)" from the tab for the default
	* view. This method must be called before changing the default view!
	*/
	private void clearDefaultViewIndicator() {
	ContentCategory defaultView = config.getDefaultView();
	if (defaultView != null) {
	String defaultViewTabName = defaultView.getName()
	+ " " //$NON-NLS-1$
	+ AuthoringUIResources.processDescription_default; //$NON-NLS-1$
	CTabItem[] items = tabFolder.getItems();
	for (int i = 0; i < items.length; i++) {
	String name = items[i].getText();
	if (name.equals(defaultViewTabName)) {
	items[i].setText(defaultView.getName());
	}
	}
	}
	}

	/**
	* This method appends "(default)" to the tab of the default view.
	*/
	private void setDefaultViewIndicator(CTabItem item) {
	tabDefaultviewItem = item;

	String name = item.getText()
	+ " " //$NON-NLS-1$
	+ AuthoringUIResources.processDescription_default; //$NON-NLS-1$
	item.setText(name);
	}

	private String[] getTypes() {
	String[] Categories = new String[] { FilterConstants.CUSTOM_CATEGORIES,
	FilterConstants.ALL_ELEMENTS, FilterConstants.DISCIPLINES,
	FilterConstants.DOMAINS, FilterConstants.ROLESETS,
	FilterConstants.WORKPRODUCTTYPES, FilterConstants.TOOLS };
	return Categories;
	}

	}