bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/CVSProjectPropertiesPage.java - gerrit/platform/eclipse.platform.team - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2003 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Common Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.team.internal.ccvs.ui;

 import java.lang.reflect.InvocationTargetException;
 import java.util.ArrayList;
 import java.util.List;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.IAdaptable;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.IDialogConstants;
 import org.eclipse.jface.dialogs.ProgressMonitorDialog;
 import org.eclipse.jface.operation.IRunnableWithProgress;
 import org.eclipse.jface.viewers.DoubleClickEvent;
 import org.eclipse.jface.viewers.IDoubleClickListener;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.swt.SWT;
 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.swt.widgets.Event;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Listener;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.team.core.RepositoryProvider;
 import org.eclipse.team.core.TeamException;
 import org.eclipse.team.internal.ccvs.core.CVSException;
 import org.eclipse.team.internal.ccvs.core.CVSProviderPlugin;
 import org.eclipse.team.internal.ccvs.core.CVSTag;
 import org.eclipse.team.internal.ccvs.core.CVSTeamProvider;
 import org.eclipse.team.internal.ccvs.core.ICVSFile;
 import org.eclipse.team.internal.ccvs.core.ICVSFolder;
 import org.eclipse.team.internal.ccvs.core.ICVSRepositoryLocation;
 import org.eclipse.team.internal.ccvs.core.ICVSResourceVisitor;
 import org.eclipse.team.internal.ccvs.core.IUserInfo;
 import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
 import org.eclipse.team.internal.ccvs.core.syncinfo.FolderSyncInfo;
 import org.eclipse.ui.help.WorkbenchHelp;
 import org.eclipse.ui.model.WorkbenchContentProvider;
 import org.eclipse.ui.model.WorkbenchLabelProvider;

 public class CVSProjectPropertiesPage extends CVSPropertiesPage {
 	IProject project;
 	ICVSRepositoryLocation oldLocation;
 	ICVSRepositoryLocation newLocation = null;

 	private static final int TABLE_HEIGHT_HINT = 150;
 	private static final int TABLE_WIDTH_HINT = 300;

 	// Widgets
 	Label methodLabel;
 	Label userLabel;
 	Label hostLabel;
 	Label pathLabel;
 	Label moduleLabel;
 	Label portLabel;
 	Label tagLabel;
 	private Button fetchButton;
 	private Button watchEditButton;

 	IUserInfo info;
 	CVSTeamProvider provider;
 	private boolean fetch;
 	private boolean watchEdit;

 	private class RepositorySelectionDialog extends Dialog {
 		ICVSRepositoryLocation[] locations;
 		ICVSRepositoryLocation location;

 		TableViewer viewer;
 		Button okButton;
 		public RepositorySelectionDialog(Shell shell) {
 			super(shell);
 		}
 		protected void createButtonsForButtonBar(Composite parent) {
 			// create OK and Cancel buttons by default
 			okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
 			okButton.setEnabled(false);
 			createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
 		}
 		protected Control createDialogArea(Composite parent) {
 			parent.getShell().setText(Policy.bind("CVSProjectPropertiesPage.Select_a_Repository_1")); //$NON-NLS-1$
 			Composite composite = new Composite(parent, SWT.NONE);
 			composite.setLayout(new GridLayout());
 			composite.setLayoutData(new GridData(GridData.FILL_BOTH));

 			createLabel(composite, Policy.bind("CVSProjectPropertiesPage.Select_a_CVS_repository_location_to_share_the_project_with__2"), 1); //$NON-NLS-1$
 			Table table = new Table(composite, SWT.SINGLE | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
 			GridData data = new GridData();
 			data.widthHint = TABLE_WIDTH_HINT;
 			data.heightHint = TABLE_HEIGHT_HINT;
 			table.setLayoutData(data);
 			viewer = new TableViewer(table);
 			viewer.setLabelProvider(new WorkbenchLabelProvider());
 			viewer.setContentProvider(new WorkbenchContentProvider() {
 				public Object[] getElements(Object inputElement) {
 					return locations;
 				}
 			});
 			viewer.addSelectionChangedListener(new ISelectionChangedListener() {
 				public void selectionChanged(SelectionChangedEvent event) {
 					IStructuredSelection selection = (IStructuredSelection)event.getSelection();
 					if (selection.isEmpty()) {
 						location = null;
 						okButton.setEnabled(false);
 					} else {
 						location = (ICVSRepositoryLocation)selection.getFirstElement();
 						okButton.setEnabled(true);
 					}
 				}
 			});
 			viewer.addDoubleClickListener(new IDoubleClickListener() {
 				public void doubleClick(DoubleClickEvent event) {
 					okPressed();
 				}
 			});
 			viewer.setInput(locations);
 			return composite;
 		}
 		protected void cancelPressed() {
 			location = null;
 			super.cancelPressed();
 		}
 		public void setLocations(ICVSRepositoryLocation[] locations) {
 			this.locations = locations;
 		}
 		public ICVSRepositoryLocation getLocation() {
 			return location;
 		}
 	};

 	/*
 	 * @see PreferencesPage#createContents
 	 */
 	protected Control createContents(Composite parent) {
 		initialize();

 		Composite composite = new Composite(parent, SWT.NULL);
 		composite.setLayoutData(new GridData(GridData.FILL_BOTH));
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		composite.setLayout(layout);

 		Label label = createLabel(composite, Policy.bind("CVSProjectPropertiesPage.connectionType"), 1); //$NON-NLS-1$
 		methodLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		label = createLabel(composite, Policy.bind("CVSProjectPropertiesPage.user"), 1); //$NON-NLS-1$
 		userLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		label = createLabel(composite, Policy.bind("CVSPropertiesPage.host"), 1); //$NON-NLS-1$
 		hostLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		label = createLabel(composite, Policy.bind("CVSPropertiesPage.port"), 1); //$NON-NLS-1$
 		portLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		label = createLabel(composite, Policy.bind("CVSPropertiesPage.path"), 1); //$NON-NLS-1$
 		pathLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		label = createLabel(composite, Policy.bind("CVSPropertiesPage.module"), 1); //$NON-NLS-1$
 		moduleLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		label = createLabel(composite, Policy.bind("CVSPropertiesPage.tag"), 1); //$NON-NLS-1$
 		tagLabel = createLabel(composite, "", 1); //$NON-NLS-1$

 		createLabel(composite, "", 1); //$NON-NLS-1$

 		// Should absent directories be fetched on update
 		fetchButton = createCheckBox(composite, Policy.bind("CVSProjectPropertiesPage.fetchAbsentDirectoriesOnUpdate")); //$NON-NLS-1$
 		fetchButton.addListener(SWT.Selection, new Listener() {
 			public void handleEvent(Event event) {
 				fetch = fetchButton.getSelection();
 			}
 		});

 		// Should the project be configured for watch/edit
 		watchEditButton = createCheckBox(composite, Policy.bind("CVSProjectPropertiesPage.configureForWatchEdit")); //$NON-NLS-1$
 		watchEditButton.addListener(SWT.Selection, new Listener() {
 			public void handleEvent(Event event) {
 				watchEdit = watchEditButton.getSelection();
 			}
 		});

 		createLabel(composite, "", 1); //$NON-NLS-1$
 		createLabel(composite, "", 1); //$NON-NLS-1$
 		createLabel(composite, "", 1); //$NON-NLS-1$
 		createLabel(composite, "", 1); //$NON-NLS-1$

 		label = new Label(composite, SWT.WRAP);
 		label.setText(Policy.bind("CVSProjectPropertiesPage.You_can_change_the_sharing_of_this_project_to_another_repository_location._However,_this_is_only_possible_if_the_new_location_is___compatible___(on_the_same_host_with_the_same_repository_path)._1")); //$NON-NLS-1$
 		GridData data = new GridData(GridData.FILL_HORIZONTAL);
 		data.widthHint = 200;
 		data.horizontalSpan = 2;
 		label.setLayoutData(data);

 		Button changeButton = new Button(composite, SWT.PUSH);
 		changeButton.setText(Policy.bind("CVSProjectPropertiesPage.Change_Sharing_5")); //$NON-NLS-1$
 		data = new GridData();
 		data.horizontalAlignment = GridData.FILL;
 		data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
 		int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
 		data.widthHint = Math.max(widthHint, changeButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
 		changeButton.setLayoutData(data);
 		changeButton.addListener(SWT.Selection, new Listener() {
 			public void handleEvent(Event e) {
 				// Find out which repo locations are appropriate
 				ICVSRepositoryLocation[] locations = CVSUIPlugin.getPlugin().getRepositoryManager().getKnownRepositoryLocations();
 				List compatibleLocations = new ArrayList();
 				for (int i = 0; i < locations.length; i++) {
 					ICVSRepositoryLocation location = locations[i];
 					// Only locations with the same host and root are eligible
 					if (!location.getHost().equals(hostLabel.getText())) continue;
 					if (!location.getRootDirectory().equals(pathLabel.getText())) continue;
 					if (location.equals(oldLocation)) continue;
 					compatibleLocations.add(location);
 				}
 				RepositorySelectionDialog dialog = new RepositorySelectionDialog(getShell());
 				dialog.setLocations((ICVSRepositoryLocation[])compatibleLocations.toArray(new ICVSRepositoryLocation[compatibleLocations.size()]));
 				dialog.open();
 				ICVSRepositoryLocation location = dialog.getLocation();
 				if (location == null) return;
 				newLocation = location;
 				initializeValues(newLocation);
 			}
 		});

 		initializeValues(oldLocation);
 		WorkbenchHelp.setHelp(getControl(), IHelpContextIds.PROJECT_PROPERTY_PAGE);
 		return composite;
 	}
 	/**
 	 * Utility method that creates a label instance
 	 * and sets the default layout data.
 	 *
 	 * @param parent  the parent for the new label
 	 * @param text  the text for the new label
 	 * @return the new label
 	 */
 	protected Label createLabel(Composite parent, String text, int span) {
 		Label label = new Label(parent, SWT.LEFT);
 		label.setText(text);
 		GridData data = new GridData();
 		data.horizontalSpan = span;
 		data.horizontalAlignment = GridData.FILL;
 		label.setLayoutData(data);
 		return label;
 	}
 	/**
 	 * Creates a new checkbox instance and sets the default layout data.
 	 *
 	 * @param group  the composite in which to create the checkbox
 	 * @param label  the string to set into the checkbox
 	 * @return the new checkbox
 	 */
 	protected Button createCheckBox(Composite group, String label) {
 		Button button = new Button(group, SWT.CHECK | SWT.LEFT);
 		button.setText(label);
 		GridData data = new GridData();
 		data.horizontalSpan = 2;
 		button.setLayoutData(data);
 		return button;
 	}
 	/**
 	 * Initializes the page
 	 */
 	private void initialize() {
 		// Get the project that is the source of this property page
 		project = null;
 		IAdaptable element = getElement();
 		if (element instanceof IProject) {
 			project = (IProject)element;
 		} else {
 			Object adapter = element.getAdapter(IProject.class);
 			if (adapter instanceof IProject) {
 				project = (IProject)adapter;
 			}
 		}
 		// Do some pre-checks to ensure we're in a good state
 		provider = (CVSTeamProvider)RepositoryProvider.getProvider(project, CVSProviderPlugin.getTypeId());
 		if (provider == null) return;
 		CVSWorkspaceRoot cvsRoot = provider.getCVSWorkspaceRoot();
 		try {
 			oldLocation = cvsRoot.getRemoteLocation();
 			fetch = provider.getFetchAbsentDirectories();
 			watchEdit = provider.isWatchEditEnabled();
 		} catch (TeamException e) {
 			handle(e);
 		}
 	}
 	/**
 	 * Set the initial values of the widgets
 	 */
 	private void initializeValues(ICVSRepositoryLocation location) {
 		if (provider == null) return;
 		CVSWorkspaceRoot cvsRoot = provider.getCVSWorkspaceRoot();
 		ICVSFolder folder = cvsRoot.getLocalRoot();

 		try {
 			if (!folder.isCVSFolder()) return;
 			methodLabel.setText(location.getMethod().getName());
 			info = location.getUserInfo(true);
 			userLabel.setText(info.getUsername());
 			hostLabel.setText(location.getHost());
 			int port = location.getPort();
 			if (port == ICVSRepositoryLocation.USE_DEFAULT_PORT) {
 				portLabel.setText(Policy.bind("CVSPropertiesPage.defaultPort")); //$NON-NLS-1$
 			} else {
 				portLabel.setText("" + port); //$NON-NLS-1$
 			}
 			pathLabel.setText(location.getRootDirectory());
 			FolderSyncInfo syncInfo = folder.getFolderSyncInfo();
 			if (syncInfo == null) return;
 			String label = syncInfo.getRepository();
 			if (label.equals(FolderSyncInfo.VIRTUAL_DIRECTORY)) {
 				label = Policy.bind("CVSPropertiesPage.virtualModule", label); //$NON-NLS-1$
 			}
 			moduleLabel.setText(label);
 			fetchButton.setSelection(fetch);
 			watchEditButton.setSelection(watchEdit);
 		} catch (TeamException e) {
 			handle(e);
 		}

 		initializeTag();
 	}

 	private void initializeTag() {
 		provider = (CVSTeamProvider)RepositoryProvider.getProvider(project, CVSProviderPlugin.getTypeId());
 		if (provider == null) return;
 		try {
 			ICVSFolder local = CVSWorkspaceRoot.getCVSFolderFor(project);
 			CVSTag tag = local.getFolderSyncInfo().getTag();

 			tagLabel.setText(getTagLabel(tag));

 		} catch (TeamException e) {
 			handle(e);
 		}
 	}
 	/*
 	 * @see PreferencesPage#performOk
 	 */
 	public boolean performOk() {
 		final boolean[] changeReadOnly = { false };
 		try {
 			if (fetch != provider.getFetchAbsentDirectories())
 				provider.setFetchAbsentDirectories(fetch);
 			if (watchEdit != provider.isWatchEditEnabled()) {
 				provider.setWatchEditEnabled(watchEdit);
 				changeReadOnly[0] = true;
 			}
 		} catch (CVSException e) {
 			handle(e);
 		}
 		if (newLocation == null && !changeReadOnly[0]) {
 			return true;
 		}
 		try {
 			new ProgressMonitorDialog(getShell()).run(true, false, new IRunnableWithProgress() {
 				public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
 					try {
 						monitor.beginTask(Policy.bind("CVSProjectPropertiesPage.progressTaskName"),  //$NON-NLS-1$
 						((newLocation == null)?0:100) + (changeReadOnly[0]?100:0));
 						if (newLocation != null)
 							provider.setRemoteRoot(newLocation, Policy.subMonitorFor(monitor, 100));
 						if (changeReadOnly[0])
 							setReadOnly(watchEdit, Policy.infiniteSubMonitorFor(monitor, 100));
 					} catch (TeamException e) {
 						throw new InvocationTargetException(e);
 					}
 				}
 			});
 			newLocation = null;
 			if (changeReadOnly[0])
 				CVSLightweightDecorator.refresh();
 		} catch (InvocationTargetException e) {
 			handle(e);
 		} catch (InterruptedException e) {
 			return false;
 		}

 		return true;
 	}
 	/**
 	 * @param watchEdit
 	 */
 	protected void setReadOnly(final boolean watchEdit, final IProgressMonitor monitor) throws CVSException {
 		monitor.beginTask(null, 512);
 		String taskName = watchEdit?
 			Policy.bind("CVSProjectPropertiesPage.setReadOnly"): //$NON-NLS-1$
 			Policy.bind("CVSProjectPropertiesPage.clearReadOnly"); //$NON-NLS-1$
 		monitor.subTask(taskName);
 		ICVSFolder root = CVSWorkspaceRoot.getCVSFolderFor(project);
 		root.accept(new ICVSResourceVisitor() {
 			public void visitFile(ICVSFile file) throws CVSException {
 				// only change managed, unmodified files
 				if (file.isManaged() && !file.isModified(null))
 					file.setReadOnly(watchEdit);
 				monitor.worked(1);
 			}

 			public void visitFolder(ICVSFolder folder) throws CVSException {
 				folder.acceptChildren(this);
 			}
 		});
 		monitor.done();
 	}
 	/**
 	 * Shows the given errors to the user.
 	 */
 	protected void handle(Throwable t) {
 		CVSUIPlugin.openError(getShell(), null, null, t);
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2003 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Common Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/cpl-v10.html
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.team.internal.ccvs.ui;

	import java.lang.reflect.InvocationTargetException;
	import java.util.ArrayList;
	import java.util.List;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.runtime.IAdaptable;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.IDialogConstants;
	import org.eclipse.jface.dialogs.ProgressMonitorDialog;
	import org.eclipse.jface.operation.IRunnableWithProgress;
	import org.eclipse.jface.viewers.DoubleClickEvent;
	import org.eclipse.jface.viewers.IDoubleClickListener;
	import org.eclipse.jface.viewers.ISelectionChangedListener;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.SelectionChangedEvent;
	import org.eclipse.jface.viewers.TableViewer;
	import org.eclipse.swt.SWT;
	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.swt.widgets.Event;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Listener;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Table;
	import org.eclipse.team.core.RepositoryProvider;
	import org.eclipse.team.core.TeamException;
	import org.eclipse.team.internal.ccvs.core.CVSException;
	import org.eclipse.team.internal.ccvs.core.CVSProviderPlugin;
	import org.eclipse.team.internal.ccvs.core.CVSTag;
	import org.eclipse.team.internal.ccvs.core.CVSTeamProvider;
	import org.eclipse.team.internal.ccvs.core.ICVSFile;
	import org.eclipse.team.internal.ccvs.core.ICVSFolder;
	import org.eclipse.team.internal.ccvs.core.ICVSRepositoryLocation;
	import org.eclipse.team.internal.ccvs.core.ICVSResourceVisitor;
	import org.eclipse.team.internal.ccvs.core.IUserInfo;
	import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
	import org.eclipse.team.internal.ccvs.core.syncinfo.FolderSyncInfo;
	import org.eclipse.ui.help.WorkbenchHelp;
	import org.eclipse.ui.model.WorkbenchContentProvider;
	import org.eclipse.ui.model.WorkbenchLabelProvider;

	public class CVSProjectPropertiesPage extends CVSPropertiesPage {
	IProject project;
	ICVSRepositoryLocation oldLocation;
	ICVSRepositoryLocation newLocation = null;

	private static final int TABLE_HEIGHT_HINT = 150;
	private static final int TABLE_WIDTH_HINT = 300;

	// Widgets
	Label methodLabel;
	Label userLabel;
	Label hostLabel;
	Label pathLabel;
	Label moduleLabel;
	Label portLabel;
	Label tagLabel;
	private Button fetchButton;
	private Button watchEditButton;

	IUserInfo info;
	CVSTeamProvider provider;
	private boolean fetch;
	private boolean watchEdit;

	private class RepositorySelectionDialog extends Dialog {
	ICVSRepositoryLocation[] locations;
	ICVSRepositoryLocation location;

	TableViewer viewer;
	Button okButton;
	public RepositorySelectionDialog(Shell shell) {
	super(shell);
	}
	protected void createButtonsForButtonBar(Composite parent) {
	// create OK and Cancel buttons by default
	okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
	okButton.setEnabled(false);
	createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
	}
	protected Control createDialogArea(Composite parent) {
	parent.getShell().setText(Policy.bind("CVSProjectPropertiesPage.Select_a_Repository_1")); //$NON-NLS-1$
	Composite composite = new Composite(parent, SWT.NONE);
	composite.setLayout(new GridLayout());
	composite.setLayoutData(new GridData(GridData.FILL_BOTH));

	createLabel(composite, Policy.bind("CVSProjectPropertiesPage.Select_a_CVS_repository_location_to_share_the_project_with__2"), 1); //$NON-NLS-1$
	Table table = new Table(composite, SWT.SINGLE \| SWT.BORDER \| SWT.H_SCROLL \| SWT.V_SCROLL);
	GridData data = new GridData();
	data.widthHint = TABLE_WIDTH_HINT;
	data.heightHint = TABLE_HEIGHT_HINT;
	table.setLayoutData(data);
	viewer = new TableViewer(table);
	viewer.setLabelProvider(new WorkbenchLabelProvider());
	viewer.setContentProvider(new WorkbenchContentProvider() {
	public Object[] getElements(Object inputElement) {
	return locations;
	}
	});
	viewer.addSelectionChangedListener(new ISelectionChangedListener() {
	public void selectionChanged(SelectionChangedEvent event) {
	IStructuredSelection selection = (IStructuredSelection)event.getSelection();
	if (selection.isEmpty()) {
	location = null;
	okButton.setEnabled(false);
	} else {
	location = (ICVSRepositoryLocation)selection.getFirstElement();
	okButton.setEnabled(true);
	}
	}
	});
	viewer.addDoubleClickListener(new IDoubleClickListener() {
	public void doubleClick(DoubleClickEvent event) {
	okPressed();
	}
	});
	viewer.setInput(locations);
	return composite;
	}
	protected void cancelPressed() {
	location = null;
	super.cancelPressed();
	}
	public void setLocations(ICVSRepositoryLocation[] locations) {
	this.locations = locations;
	}
	public ICVSRepositoryLocation getLocation() {
	return location;
	}
	};

	/*
	* @see PreferencesPage#createContents
	*/
	protected Control createContents(Composite parent) {
	initialize();

	Composite composite = new Composite(parent, SWT.NULL);
	composite.setLayoutData(new GridData(GridData.FILL_BOTH));
	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	composite.setLayout(layout);

	Label label = createLabel(composite, Policy.bind("CVSProjectPropertiesPage.connectionType"), 1); //$NON-NLS-1$
	methodLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	label = createLabel(composite, Policy.bind("CVSProjectPropertiesPage.user"), 1); //$NON-NLS-1$
	userLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	label = createLabel(composite, Policy.bind("CVSPropertiesPage.host"), 1); //$NON-NLS-1$
	hostLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	label = createLabel(composite, Policy.bind("CVSPropertiesPage.port"), 1); //$NON-NLS-1$
	portLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	label = createLabel(composite, Policy.bind("CVSPropertiesPage.path"), 1); //$NON-NLS-1$
	pathLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	label = createLabel(composite, Policy.bind("CVSPropertiesPage.module"), 1); //$NON-NLS-1$
	moduleLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	label = createLabel(composite, Policy.bind("CVSPropertiesPage.tag"), 1); //$NON-NLS-1$
	tagLabel = createLabel(composite, "", 1); //$NON-NLS-1$

	createLabel(composite, "", 1); //$NON-NLS-1$

	// Should absent directories be fetched on update
	fetchButton = createCheckBox(composite, Policy.bind("CVSProjectPropertiesPage.fetchAbsentDirectoriesOnUpdate")); //$NON-NLS-1$
	fetchButton.addListener(SWT.Selection, new Listener() {
	public void handleEvent(Event event) {
	fetch = fetchButton.getSelection();
	}
	});

	// Should the project be configured for watch/edit
	watchEditButton = createCheckBox(composite, Policy.bind("CVSProjectPropertiesPage.configureForWatchEdit")); //$NON-NLS-1$
	watchEditButton.addListener(SWT.Selection, new Listener() {
	public void handleEvent(Event event) {
	watchEdit = watchEditButton.getSelection();
	}
	});

	createLabel(composite, "", 1); //$NON-NLS-1$
	createLabel(composite, "", 1); //$NON-NLS-1$
	createLabel(composite, "", 1); //$NON-NLS-1$
	createLabel(composite, "", 1); //$NON-NLS-1$

	label = new Label(composite, SWT.WRAP);
	label.setText(Policy.bind("CVSProjectPropertiesPage.You_can_change_the_sharing_of_this_project_to_another_repository_location._However,_this_is_only_possible_if_the_new_location_is___compatible___(on_the_same_host_with_the_same_repository_path)._1")); //$NON-NLS-1$
	GridData data = new GridData(GridData.FILL_HORIZONTAL);
	data.widthHint = 200;
	data.horizontalSpan = 2;
	label.setLayoutData(data);

	Button changeButton = new Button(composite, SWT.PUSH);
	changeButton.setText(Policy.bind("CVSProjectPropertiesPage.Change_Sharing_5")); //$NON-NLS-1$
	data = new GridData();
	data.horizontalAlignment = GridData.FILL;
	data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
	int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
	data.widthHint = Math.max(widthHint, changeButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
	changeButton.setLayoutData(data);
	changeButton.addListener(SWT.Selection, new Listener() {
	public void handleEvent(Event e) {
	// Find out which repo locations are appropriate
	ICVSRepositoryLocation[] locations = CVSUIPlugin.getPlugin().getRepositoryManager().getKnownRepositoryLocations();
	List compatibleLocations = new ArrayList();
	for (int i = 0; i < locations.length; i++) {
	ICVSRepositoryLocation location = locations[i];
	// Only locations with the same host and root are eligible
	if (!location.getHost().equals(hostLabel.getText())) continue;
	if (!location.getRootDirectory().equals(pathLabel.getText())) continue;
	if (location.equals(oldLocation)) continue;
	compatibleLocations.add(location);
	}
	RepositorySelectionDialog dialog = new RepositorySelectionDialog(getShell());
	dialog.setLocations((ICVSRepositoryLocation[])compatibleLocations.toArray(new ICVSRepositoryLocation[compatibleLocations.size()]));
	dialog.open();
	ICVSRepositoryLocation location = dialog.getLocation();
	if (location == null) return;
	newLocation = location;
	initializeValues(newLocation);
	}
	});

	initializeValues(oldLocation);
	WorkbenchHelp.setHelp(getControl(), IHelpContextIds.PROJECT_PROPERTY_PAGE);
	return composite;
	}
	/**
	* Utility method that creates a label instance
	* and sets the default layout data.
	*
	* @param parent the parent for the new label
	* @param text the text for the new label
	* @return the new label
	*/
	protected Label createLabel(Composite parent, String text, int span) {
	Label label = new Label(parent, SWT.LEFT);
	label.setText(text);
	GridData data = new GridData();
	data.horizontalSpan = span;
	data.horizontalAlignment = GridData.FILL;
	label.setLayoutData(data);
	return label;
	}
	/**
	* Creates a new checkbox instance and sets the default layout data.
	*
	* @param group the composite in which to create the checkbox
	* @param label the string to set into the checkbox
	* @return the new checkbox
	*/
	protected Button createCheckBox(Composite group, String label) {
	Button button = new Button(group, SWT.CHECK \| SWT.LEFT);
	button.setText(label);
	GridData data = new GridData();
	data.horizontalSpan = 2;
	button.setLayoutData(data);
	return button;
	}
	/**
	* Initializes the page
	*/
	private void initialize() {
	// Get the project that is the source of this property page
	project = null;
	IAdaptable element = getElement();
	if (element instanceof IProject) {
	project = (IProject)element;
	} else {
	Object adapter = element.getAdapter(IProject.class);
	if (adapter instanceof IProject) {
	project = (IProject)adapter;
	}
	}
	// Do some pre-checks to ensure we're in a good state
	provider = (CVSTeamProvider)RepositoryProvider.getProvider(project, CVSProviderPlugin.getTypeId());
	if (provider == null) return;
	CVSWorkspaceRoot cvsRoot = provider.getCVSWorkspaceRoot();
	try {
	oldLocation = cvsRoot.getRemoteLocation();
	fetch = provider.getFetchAbsentDirectories();
	watchEdit = provider.isWatchEditEnabled();
	} catch (TeamException e) {
	handle(e);
	}
	}
	/**
	* Set the initial values of the widgets
	*/
	private void initializeValues(ICVSRepositoryLocation location) {
	if (provider == null) return;
	CVSWorkspaceRoot cvsRoot = provider.getCVSWorkspaceRoot();
	ICVSFolder folder = cvsRoot.getLocalRoot();

	try {
	if (!folder.isCVSFolder()) return;
	methodLabel.setText(location.getMethod().getName());
	info = location.getUserInfo(true);
	userLabel.setText(info.getUsername());
	hostLabel.setText(location.getHost());
	int port = location.getPort();
	if (port == ICVSRepositoryLocation.USE_DEFAULT_PORT) {
	portLabel.setText(Policy.bind("CVSPropertiesPage.defaultPort")); //$NON-NLS-1$
	} else {
	portLabel.setText("" + port); //$NON-NLS-1$
	}
	pathLabel.setText(location.getRootDirectory());
	FolderSyncInfo syncInfo = folder.getFolderSyncInfo();
	if (syncInfo == null) return;
	String label = syncInfo.getRepository();
	if (label.equals(FolderSyncInfo.VIRTUAL_DIRECTORY)) {
	label = Policy.bind("CVSPropertiesPage.virtualModule", label); //$NON-NLS-1$
	}
	moduleLabel.setText(label);
	fetchButton.setSelection(fetch);
	watchEditButton.setSelection(watchEdit);
	} catch (TeamException e) {
	handle(e);
	}

	initializeTag();
	}

	private void initializeTag() {
	provider = (CVSTeamProvider)RepositoryProvider.getProvider(project, CVSProviderPlugin.getTypeId());
	if (provider == null) return;
	try {
	ICVSFolder local = CVSWorkspaceRoot.getCVSFolderFor(project);
	CVSTag tag = local.getFolderSyncInfo().getTag();

	tagLabel.setText(getTagLabel(tag));

	} catch (TeamException e) {
	handle(e);
	}
	}
	/*
	* @see PreferencesPage#performOk
	*/
	public boolean performOk() {
	final boolean[] changeReadOnly = { false };
	try {
	if (fetch != provider.getFetchAbsentDirectories())
	provider.setFetchAbsentDirectories(fetch);
	if (watchEdit != provider.isWatchEditEnabled()) {
	provider.setWatchEditEnabled(watchEdit);
	changeReadOnly[0] = true;
	}
	} catch (CVSException e) {
	handle(e);
	}
	if (newLocation == null && !changeReadOnly[0]) {
	return true;
	}
	try {
	new ProgressMonitorDialog(getShell()).run(true, false, new IRunnableWithProgress() {
	public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
	try {
	monitor.beginTask(Policy.bind("CVSProjectPropertiesPage.progressTaskName"), //$NON-NLS-1$
	((newLocation == null)?0:100) + (changeReadOnly[0]?100:0));
	if (newLocation != null)
	provider.setRemoteRoot(newLocation, Policy.subMonitorFor(monitor, 100));
	if (changeReadOnly[0])
	setReadOnly(watchEdit, Policy.infiniteSubMonitorFor(monitor, 100));
	} catch (TeamException e) {
	throw new InvocationTargetException(e);
	}
	}
	});
	newLocation = null;
	if (changeReadOnly[0])
	CVSLightweightDecorator.refresh();
	} catch (InvocationTargetException e) {
	handle(e);
	} catch (InterruptedException e) {
	return false;
	}

	return true;
	}
	/**
	* @param watchEdit
	*/
	protected void setReadOnly(final boolean watchEdit, final IProgressMonitor monitor) throws CVSException {
	monitor.beginTask(null, 512);
	String taskName = watchEdit?
	Policy.bind("CVSProjectPropertiesPage.setReadOnly"): //$NON-NLS-1$
	Policy.bind("CVSProjectPropertiesPage.clearReadOnly"); //$NON-NLS-1$
	monitor.subTask(taskName);
	ICVSFolder root = CVSWorkspaceRoot.getCVSFolderFor(project);
	root.accept(new ICVSResourceVisitor() {
	public void visitFile(ICVSFile file) throws CVSException {
	// only change managed, unmodified files
	if (file.isManaged() && !file.isModified(null))
	file.setReadOnly(watchEdit);
	monitor.worked(1);
	}

	public void visitFolder(ICVSFolder folder) throws CVSException {
	folder.acceptChildren(this);
	}
	});
	monitor.done();
	}
	/**
	* Shows the given errors to the user.
	*/
	protected void handle(Throwable t) {
	CVSUIPlugin.openError(getShell(), null, null, t);
	}
	}