bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/synchronize/GlobalRefreshElementSelectionPage.java - gerrit/platform/eclipse.platform.team - Git at Google

 /*******************************************************************************
  * Copyright (c) 2006, 2017 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.team.internal.ui.synchronize;

 import java.util.ArrayList;
 import java.util.List;
 import java.util.StringTokenizer;

 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.IDialogSettings;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.swt.SWT;
 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.Group;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.swt.widgets.TreeItem;
 import org.eclipse.team.internal.ui.IHelpContextIds;
 import org.eclipse.team.internal.ui.TeamUIMessages;
 import org.eclipse.ui.IWorkingSet;
 import org.eclipse.ui.IWorkingSetManager;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.dialogs.ContainerCheckedTreeViewer;
 import org.eclipse.ui.dialogs.IWorkingSetSelectionDialog;
 import org.osgi.framework.FrameworkUtil;

 public abstract class GlobalRefreshElementSelectionPage extends WizardPage {

 	private boolean scopeCheckingElement = false;

 	// Set of scope hint to determine the initial selection
 	private Button participantScope;
 	private Button selectedResourcesScope;
 	private Button workingSetScope;

 	// The checked tree viewer
 	private ContainerCheckedTreeViewer fViewer;

 	// Working set label and holder
 	private Text workingSetLabel;
 	private IWorkingSet[] workingSets;
 	private IDialogSettings settings;

 	// dialog settings
 	/**
 	 * Settings constant for section name (value <code>SynchronizeResourceSelectionDialog</code>).
 	 */
 	private static final String STORE_SECTION = "SynchronizeResourceSelectionDialog"; //$NON-NLS-1$
 	/**
 	 * Settings constant for working sets (value <code>SynchronizeResourceSelectionDialog.STORE_WORKING_SET</code>).
 	 */
 	private static final String STORE_WORKING_SETS = "SynchronizeResourceSelectionDialog.STORE_WORKING_SETS"; //$NON-NLS-1$

 	protected GlobalRefreshElementSelectionPage(String pageName) {
 		super(pageName);
 		IDialogSettings s = PlatformUI.getDialogSettingsProvider(FrameworkUtil.getBundle(GlobalRefreshElementSelectionPage.class)).getDialogSettings();
 		this.settings = s.getSection(STORE_SECTION);
 		if(settings == null) {
 			settings = s.addNewSection(STORE_SECTION);
 		}
 	}

 	@Override
 	public void createControl(Composite parent2) {
 		Composite top = new Composite(parent2, SWT.NULL);
 		top.setLayout(new GridLayout());
 		initializeDialogUnits(top);

 		GridData data = new GridData(GridData.FILL_BOTH);
 		data.widthHint = 50;
 		top.setLayoutData(data);
 		setControl(top);

 		PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IHelpContextIds.SYNC_RESOURCE_SELECTION_PAGE);

 		Label l = new Label(top, SWT.NULL);
 		l.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_5);

 		// The viewer
 		fViewer = createViewer(top);

 		Composite selectGroup = new Composite(top, SWT.NULL);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		//layout.makeColumnsEqualWidth = false;
 		selectGroup.setLayout(layout);
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		selectGroup.setLayoutData(data);

 		Button selectAll = new Button(selectGroup, SWT.NULL);
 		selectAll.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_12);
 		selectAll.addSelectionListener(new SelectionAdapter() {

 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				participantScope.setSelection(true);
 				selectedResourcesScope.setSelection(false);
 				workingSetScope.setSelection(false);
 				updateParticipantScope();
 				scopeCheckingElement = true;
 				updateOKStatus();
 				scopeCheckingElement = false;
 			}
 		});
 		setButtonLayoutData(selectAll);

 		Button deSelectAll = new Button(selectGroup, SWT.NULL);
 		deSelectAll.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_13);
 		deSelectAll.addSelectionListener(new SelectionAdapter() {

 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				fViewer.setCheckedElements(new Object[0]);
 				updateOKStatus();
 			}
 		});
 		setButtonLayoutData(deSelectAll);

 		// Scopes
 		Group scopeGroup = new Group(top, SWT.NULL);
 		scopeGroup.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_6);
 		layout = new GridLayout();
 		layout.numColumns = 3;
 		layout.makeColumnsEqualWidth = false;
 		scopeGroup.setLayout(layout);
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		data.widthHint = 50;
 		scopeGroup.setLayoutData(data);

 		participantScope = new Button(scopeGroup, SWT.RADIO);
 		participantScope.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_7);
 		participantScope.addSelectionListener(new SelectionAdapter() {

 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				updateParticipantScope();
 			}
 		});

 		selectedResourcesScope = new Button(scopeGroup, SWT.RADIO);
 		selectedResourcesScope.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_8);
 		selectedResourcesScope.addSelectionListener(new SelectionAdapter() {

 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				updateSelectedResourcesScope();
 			}
 		});
 		data = new GridData();
 		data.horizontalSpan = 2;
 		selectedResourcesScope.setLayoutData(data);

 		workingSetScope = new Button(scopeGroup, SWT.RADIO);
 		workingSetScope.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_10);
 		workingSetScope.addSelectionListener(new SelectionAdapter() {

 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				if (isWorkingSetSelected()) {
 					updateWorkingSetScope();
 				}
 			}
 		});

 		workingSetLabel = new Text(scopeGroup, SWT.BORDER);
 		workingSetLabel.setEditable(false);
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		workingSetLabel.setLayoutData(data);

 		Button selectWorkingSetButton = new Button(scopeGroup, SWT.NULL);
 		selectWorkingSetButton.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_11);
 		selectWorkingSetButton.addSelectionListener(new SelectionAdapter() {

 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				selectWorkingSetAction();
 			}
 		});
 		data = new GridData(GridData.HORIZONTAL_ALIGN_END);
 		selectWorkingSetButton.setLayoutData(data);
 		Dialog.applyDialogFont(selectWorkingSetButton);

 		initializeScopingHint();
 		Dialog.applyDialogFont(top);
 	}

 	protected abstract ContainerCheckedTreeViewer createViewer(Composite top);

 	/**
 	 * Allow the finish button to be pressed if there are checked resources.
 	 *
 	 */
 	protected void updateOKStatus() {
 		if(fViewer != null) {
 			if(! scopeCheckingElement) {
 				if(! selectedResourcesScope.getSelection()) {
 					selectedResourcesScope.setSelection(true);
 					participantScope.setSelection(false);
 					workingSetScope.setSelection(false);
 					updateSelectedResourcesScope();
 				}
 			}
 			setPageComplete(areAnyElementsChecked());
 		} else {
 			setPageComplete(false);
 		}
 	}

 	/**
 	 * Returns <code>true</code> if any of the root resources are grayed.
 	 */
 	private boolean areAnyElementsChecked() {
 		TreeItem[] item = fViewer.getTree().getItems();
 		for (TreeItem child : item) {
 			if(child.getChecked() || child.getGrayed()) {
 				return true;
 			}
 		}
 		return false;
 	}

 	/**
 	 * Return the list of top-most resources that have been checked.
 	 *
 	 * @return  the list of top-most resources that have been checked or an
 	 * empty list if nothing is selected.
 	 */
 	public Object[] getRootElement() {
 		TreeItem[] item = fViewer.getTree().getItems();
 		List<Object> checked = new ArrayList<>();
 		for (TreeItem child : item) {
 			collectCheckedItems(child, checked);
 		}
 		return checked.toArray(new Object[checked.size()]);
 	}

 	protected void initializeScopingHint() {
 		String working_sets = settings.get(STORE_WORKING_SETS);
 		if (working_sets == null || working_sets.isEmpty()) {
 			participantScope.setSelection(true);
 			updateParticipantScope();
 		} else {
 			StringTokenizer st = new StringTokenizer(working_sets, " ,"); //$NON-NLS-1$
 			ArrayList<IWorkingSet> ws = new ArrayList<>();
 			while (st.hasMoreTokens()) {
 				String workingSetName = st.nextToken();
 				if (workingSetName != null && !workingSetName.isEmpty()) {
 					IWorkingSetManager workingSetManager = PlatformUI.getWorkbench().getWorkingSetManager();
 					IWorkingSet workingSet = workingSetManager.getWorkingSet(workingSetName);
 					if (workingSet != null) {
 						ws.add(workingSet);
 					}
 				}
 			}
 			if(! ws.isEmpty()) {
 				this.workingSets = ws.toArray(new IWorkingSet[ws.size()]);
 				updateWorkingSetScope();
 				updateWorkingSetLabel();
 				participantScope.setSelection(false);
 				selectedResourcesScope.setSelection(false);
 				workingSetScope.setSelection(true);
 			}
 		}
 	}

 	@Override
 	public void dispose() {
 		if(workingSets != null && isWorkingSetSelected()) {
 			String concatsWorkingSets = makeWorkingSetLabel();
 			settings.put(STORE_WORKING_SETS, concatsWorkingSets);
 		} else {
 			settings.put(STORE_WORKING_SETS, (String)null);
 		}
 	}

 	private void updateParticipantScope() {
 		if(isWorkspaceSelected()) {
 			scopeCheckingElement = true;
 			checkAll();
 			setPageComplete(getRootElement().length > 0);
 			scopeCheckingElement = false;
 		}
 	}

 	protected abstract void checkAll();

 	private void updateSelectedResourcesScope() {
 		setPageComplete(getRootElement().length > 0);
 	}

 	private void selectWorkingSetAction() {
 		IWorkingSetManager manager = PlatformUI.getWorkbench().getWorkingSetManager();
 		IWorkingSetSelectionDialog dialog = manager.createWorkingSetSelectionDialog(getShell(), true);
 		dialog.open();
 		IWorkingSet[] sets = dialog.getSelection();
 		if(sets != null) {
 			workingSets = sets;
 		} else {
 			// dialog cancelled
 			return;
 		}
 		updateWorkingSetScope();
 		updateWorkingSetLabel();

 		participantScope.setSelection(false);
 		selectedResourcesScope.setSelection(false);
 		workingSetScope.setSelection(true);
 	}

 	private void updateWorkingSetScope() {
 		if(workingSets != null) {
 			scopeCheckingElement = true;
 			boolean hasElements = checkWorkingSetElements();
 			scopeCheckingElement = false;
 			setPageComplete(hasElements);
 		} else {
 			scopeCheckingElement = true;
 			fViewer.setCheckedElements(new Object[0]);
 			scopeCheckingElement = false;
 			setPageComplete(false);
 		}
 	}

 	protected abstract boolean checkWorkingSetElements();

 	private void collectCheckedItems(TreeItem item, List<Object> checked) {
 		if(item.getChecked() && !item.getGrayed()) {
 			checked.add(item.getData());
 		} else if(item.getGrayed()) {
 			TreeItem[] children = item.getItems();
 			for (TreeItem child : children) {
 				collectCheckedItems(child, checked);
 			}
 		}
 	}

 	private void updateWorkingSetLabel() {
 		if (workingSets == null || workingSets.length == 0) {
 			workingSetLabel.setText(TeamUIMessages.StatisticsPanel_noWorkingSet);
 		} else {
 			workingSetLabel.setText(makeWorkingSetLabel());
 		}
 	}

 	private String makeWorkingSetLabel() {
 		StringBuilder buffer = new StringBuilder();
 		for (int i = 0; i < workingSets.length; i++) {
 			IWorkingSet set = workingSets[i];
 			if (i != 0)
 				buffer.append(", "); //$NON-NLS-1$
 			buffer.append(set.getLabel());
 		}
 		return buffer.toString();
 	}

 	protected boolean isWorkspaceSelected() {
 		return participantScope.getSelection();
 	}

 	protected void setWorkspaceSelected(boolean selected) {
 		workingSetScope.setSelection(!selected);
 		selectedResourcesScope.setSelection(!selected);
 		participantScope.setSelection(selected);
 	}

 	protected boolean isWorkingSetSelected() {
 		return workingSetScope.getSelection();
 	}

 	public IWorkingSet[] getWorkingSets() {
 		return workingSets;
 	}

 	public ContainerCheckedTreeViewer getViewer() {
 		return fViewer;
 	}

 	protected boolean isSelectedResourcesSelected() {
 		return selectedResourcesScope.getSelection();
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2006, 2017 IBM Corporation and others.
	*
	* This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.team.internal.ui.synchronize;

	import java.util.ArrayList;
	import java.util.List;
	import java.util.StringTokenizer;

	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.IDialogSettings;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.swt.SWT;
	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.Group;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.swt.widgets.TreeItem;
	import org.eclipse.team.internal.ui.IHelpContextIds;
	import org.eclipse.team.internal.ui.TeamUIMessages;
	import org.eclipse.ui.IWorkingSet;
	import org.eclipse.ui.IWorkingSetManager;
	import org.eclipse.ui.PlatformUI;
	import org.eclipse.ui.dialogs.ContainerCheckedTreeViewer;
	import org.eclipse.ui.dialogs.IWorkingSetSelectionDialog;
	import org.osgi.framework.FrameworkUtil;

	public abstract class GlobalRefreshElementSelectionPage extends WizardPage {

	private boolean scopeCheckingElement = false;

	// Set of scope hint to determine the initial selection
	private Button participantScope;
	private Button selectedResourcesScope;
	private Button workingSetScope;

	// The checked tree viewer
	private ContainerCheckedTreeViewer fViewer;

	// Working set label and holder
	private Text workingSetLabel;
	private IWorkingSet[] workingSets;
	private IDialogSettings settings;

	// dialog settings
	/**
	* Settings constant for section name (value <code>SynchronizeResourceSelectionDialog</code>).
	*/
	private static final String STORE_SECTION = "SynchronizeResourceSelectionDialog"; //$NON-NLS-1$
	/**
	* Settings constant for working sets (value <code>SynchronizeResourceSelectionDialog.STORE_WORKING_SET</code>).
	*/
	private static final String STORE_WORKING_SETS = "SynchronizeResourceSelectionDialog.STORE_WORKING_SETS"; //$NON-NLS-1$

	protected GlobalRefreshElementSelectionPage(String pageName) {
	super(pageName);
	IDialogSettings s = PlatformUI.getDialogSettingsProvider(FrameworkUtil.getBundle(GlobalRefreshElementSelectionPage.class)).getDialogSettings();
	this.settings = s.getSection(STORE_SECTION);
	if(settings == null) {
	settings = s.addNewSection(STORE_SECTION);
	}
	}

	@Override
	public void createControl(Composite parent2) {
	Composite top = new Composite(parent2, SWT.NULL);
	top.setLayout(new GridLayout());
	initializeDialogUnits(top);

	GridData data = new GridData(GridData.FILL_BOTH);
	data.widthHint = 50;
	top.setLayoutData(data);
	setControl(top);

	PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IHelpContextIds.SYNC_RESOURCE_SELECTION_PAGE);

	Label l = new Label(top, SWT.NULL);
	l.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_5);

	// The viewer
	fViewer = createViewer(top);

	Composite selectGroup = new Composite(top, SWT.NULL);
	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	//layout.makeColumnsEqualWidth = false;
	selectGroup.setLayout(layout);
	data = new GridData(GridData.FILL_HORIZONTAL);
	selectGroup.setLayoutData(data);

	Button selectAll = new Button(selectGroup, SWT.NULL);
	selectAll.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_12);
	selectAll.addSelectionListener(new SelectionAdapter() {

	@Override
	public void widgetSelected(SelectionEvent e) {
	participantScope.setSelection(true);
	selectedResourcesScope.setSelection(false);
	workingSetScope.setSelection(false);
	updateParticipantScope();
	scopeCheckingElement = true;
	updateOKStatus();
	scopeCheckingElement = false;
	}
	});
	setButtonLayoutData(selectAll);

	Button deSelectAll = new Button(selectGroup, SWT.NULL);
	deSelectAll.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_13);
	deSelectAll.addSelectionListener(new SelectionAdapter() {

	@Override
	public void widgetSelected(SelectionEvent e) {
	fViewer.setCheckedElements(new Object[0]);
	updateOKStatus();
	}
	});
	setButtonLayoutData(deSelectAll);

	// Scopes
	Group scopeGroup = new Group(top, SWT.NULL);
	scopeGroup.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_6);
	layout = new GridLayout();
	layout.numColumns = 3;
	layout.makeColumnsEqualWidth = false;
	scopeGroup.setLayout(layout);
	data = new GridData(GridData.FILL_HORIZONTAL);
	data.widthHint = 50;
	scopeGroup.setLayoutData(data);

	participantScope = new Button(scopeGroup, SWT.RADIO);
	participantScope.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_7);
	participantScope.addSelectionListener(new SelectionAdapter() {

	@Override
	public void widgetSelected(SelectionEvent e) {
	updateParticipantScope();
	}
	});

	selectedResourcesScope = new Button(scopeGroup, SWT.RADIO);
	selectedResourcesScope.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_8);
	selectedResourcesScope.addSelectionListener(new SelectionAdapter() {

	@Override
	public void widgetSelected(SelectionEvent e) {
	updateSelectedResourcesScope();
	}
	});
	data = new GridData();
	data.horizontalSpan = 2;
	selectedResourcesScope.setLayoutData(data);

	workingSetScope = new Button(scopeGroup, SWT.RADIO);
	workingSetScope.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_10);
	workingSetScope.addSelectionListener(new SelectionAdapter() {

	@Override
	public void widgetSelected(SelectionEvent e) {
	if (isWorkingSetSelected()) {
	updateWorkingSetScope();
	}
	}
	});

	workingSetLabel = new Text(scopeGroup, SWT.BORDER);
	workingSetLabel.setEditable(false);
	data = new GridData(GridData.FILL_HORIZONTAL);
	workingSetLabel.setLayoutData(data);

	Button selectWorkingSetButton = new Button(scopeGroup, SWT.NULL);
	selectWorkingSetButton.setText(TeamUIMessages.GlobalRefreshResourceSelectionPage_11);
	selectWorkingSetButton.addSelectionListener(new SelectionAdapter() {

	@Override
	public void widgetSelected(SelectionEvent e) {
	selectWorkingSetAction();
	}
	});
	data = new GridData(GridData.HORIZONTAL_ALIGN_END);
	selectWorkingSetButton.setLayoutData(data);
	Dialog.applyDialogFont(selectWorkingSetButton);

	initializeScopingHint();
	Dialog.applyDialogFont(top);
	}

	protected abstract ContainerCheckedTreeViewer createViewer(Composite top);

	/**
	* Allow the finish button to be pressed if there are checked resources.
	*
	*/
	protected void updateOKStatus() {
	if(fViewer != null) {
	if(! scopeCheckingElement) {
	if(! selectedResourcesScope.getSelection()) {
	selectedResourcesScope.setSelection(true);
	participantScope.setSelection(false);
	workingSetScope.setSelection(false);
	updateSelectedResourcesScope();
	}
	}
	setPageComplete(areAnyElementsChecked());
	} else {
	setPageComplete(false);
	}
	}

	/**
	* Returns <code>true</code> if any of the root resources are grayed.
	*/
	private boolean areAnyElementsChecked() {
	TreeItem[] item = fViewer.getTree().getItems();
	for (TreeItem child : item) {
	if(child.getChecked() \|\| child.getGrayed()) {
	return true;
	}
	}
	return false;
	}

	/**
	* Return the list of top-most resources that have been checked.
	*
	* @return the list of top-most resources that have been checked or an
	* empty list if nothing is selected.
	*/
	public Object[] getRootElement() {
	TreeItem[] item = fViewer.getTree().getItems();
	List<Object> checked = new ArrayList<>();
	for (TreeItem child : item) {
	collectCheckedItems(child, checked);
	}
	return checked.toArray(new Object[checked.size()]);
	}

	protected void initializeScopingHint() {
	String working_sets = settings.get(STORE_WORKING_SETS);
	if (working_sets == null \|\| working_sets.isEmpty()) {
	participantScope.setSelection(true);
	updateParticipantScope();
	} else {
	StringTokenizer st = new StringTokenizer(working_sets, " ,"); //$NON-NLS-1$
	ArrayList<IWorkingSet> ws = new ArrayList<>();
	while (st.hasMoreTokens()) {
	String workingSetName = st.nextToken();
	if (workingSetName != null && !workingSetName.isEmpty()) {
	IWorkingSetManager workingSetManager = PlatformUI.getWorkbench().getWorkingSetManager();
	IWorkingSet workingSet = workingSetManager.getWorkingSet(workingSetName);
	if (workingSet != null) {
	ws.add(workingSet);
	}
	}
	}
	if(! ws.isEmpty()) {
	this.workingSets = ws.toArray(new IWorkingSet[ws.size()]);
	updateWorkingSetScope();
	updateWorkingSetLabel();
	participantScope.setSelection(false);
	selectedResourcesScope.setSelection(false);
	workingSetScope.setSelection(true);
	}
	}
	}

	@Override
	public void dispose() {
	if(workingSets != null && isWorkingSetSelected()) {
	String concatsWorkingSets = makeWorkingSetLabel();
	settings.put(STORE_WORKING_SETS, concatsWorkingSets);
	} else {
	settings.put(STORE_WORKING_SETS, (String)null);
	}
	}

	private void updateParticipantScope() {
	if(isWorkspaceSelected()) {
	scopeCheckingElement = true;
	checkAll();
	setPageComplete(getRootElement().length > 0);
	scopeCheckingElement = false;
	}
	}

	protected abstract void checkAll();

	private void updateSelectedResourcesScope() {
	setPageComplete(getRootElement().length > 0);
	}

	private void selectWorkingSetAction() {
	IWorkingSetManager manager = PlatformUI.getWorkbench().getWorkingSetManager();
	IWorkingSetSelectionDialog dialog = manager.createWorkingSetSelectionDialog(getShell(), true);
	dialog.open();
	IWorkingSet[] sets = dialog.getSelection();
	if(sets != null) {
	workingSets = sets;
	} else {
	// dialog cancelled
	return;
	}
	updateWorkingSetScope();
	updateWorkingSetLabel();

	participantScope.setSelection(false);
	selectedResourcesScope.setSelection(false);
	workingSetScope.setSelection(true);
	}

	private void updateWorkingSetScope() {
	if(workingSets != null) {
	scopeCheckingElement = true;
	boolean hasElements = checkWorkingSetElements();
	scopeCheckingElement = false;
	setPageComplete(hasElements);
	} else {
	scopeCheckingElement = true;
	fViewer.setCheckedElements(new Object[0]);
	scopeCheckingElement = false;
	setPageComplete(false);
	}
	}

	protected abstract boolean checkWorkingSetElements();

	private void collectCheckedItems(TreeItem item, List<Object> checked) {
	if(item.getChecked() && !item.getGrayed()) {
	checked.add(item.getData());
	} else if(item.getGrayed()) {
	TreeItem[] children = item.getItems();
	for (TreeItem child : children) {
	collectCheckedItems(child, checked);
	}
	}
	}

	private void updateWorkingSetLabel() {
	if (workingSets == null \|\| workingSets.length == 0) {
	workingSetLabel.setText(TeamUIMessages.StatisticsPanel_noWorkingSet);
	} else {
	workingSetLabel.setText(makeWorkingSetLabel());
	}
	}

	private String makeWorkingSetLabel() {
	StringBuilder buffer = new StringBuilder();
	for (int i = 0; i < workingSets.length; i++) {
	IWorkingSet set = workingSets[i];
	if (i != 0)
	buffer.append(", "); //$NON-NLS-1$
	buffer.append(set.getLabel());
	}
	return buffer.toString();
	}

	protected boolean isWorkspaceSelected() {
	return participantScope.getSelection();
	}

	protected void setWorkspaceSelected(boolean selected) {
	workingSetScope.setSelection(!selected);
	selectedResourcesScope.setSelection(!selected);
	participantScope.setSelection(selected);
	}

	protected boolean isWorkingSetSelected() {
	return workingSetScope.getSelection();
	}

	public IWorkingSet[] getWorkingSets() {
	return workingSets;
	}

	public ContainerCheckedTreeViewer getViewer() {
	return fViewer;
	}

	protected boolean isSelectedResourcesSelected() {
	return selectedResourcesScope.getSelection();
	}
	}