Bug 104203 [Wizards] Allow multiple projects to be shared

12 files changed, 444 insertions, 164 deletions

diff --git a/bundles/org.eclipse.team.ui/META-INF/MANIFEST.MF b/bundles/org.eclipse.team.ui/META-INF/MANIFEST.MF
index 5db655790..7406697d2 100644
--- a/bundles/org.eclipse.team.ui/META-INF/MANIFEST.MF
+++ b/bundles/org.eclipse.team.ui/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.team.ui; singleton:=true
-Bundle-Version: 3.3.100.qualifier
+Bundle-Version: 3.4.0.qualifier
 Bundle-Activator: org.eclipse.team.internal.ui.TeamUIPlugin
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/TeamUIMessages.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/TeamUIMessages.java
index db3782fb7..ed39608ec 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/TeamUIMessages.java
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/TeamUIMessages.java
@@ -21,6 +21,16 @@ public class TeamUIMessages extends NLS {
 		NLS.initializeMessages(BUNDLE_NAME, TeamUIMessages.class);
 	}
 	
+	public static String ConfigureMultipleProjectsWizard_0;
+
+	public static String ConfigureMultipleProjectsWizard_1;
+
+	public static String ProjectSelectionPage_0;
+
+	public static String ProjectSelectionPage_1;
+
+	public static String ProjectSelectionPage_2;
+
 	public static String TextPreferencePage_ExtensionNotCompleted;
 	
     public static String CompareInputChangeNotifier_0;
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/actions/ConfigureProjectAction.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/actions/ConfigureProjectAction.java
index 5d3674591..9a1348916 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/actions/ConfigureProjectAction.java
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/actions/ConfigureProjectAction.java
@@ -17,28 +17,16 @@ import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.operation.IRunnableWithProgress;
-import org.eclipse.jface.wizard.IWizard;
-import org.eclipse.jface.wizard.WizardDialog;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.widgets.Shell;
 import org.eclipse.team.core.RepositoryProvider;
 import org.eclipse.team.internal.ui.TeamUIMessages;
 import org.eclipse.team.internal.ui.wizards.ConfigureProjectWizard;
-import org.eclipse.ui.IWorkbenchWindow;
-import org.eclipse.ui.IWorkbenchWindowActionDelegate;
 
 /**
  * Action for configuring a project. Configuring involves associating
  * the project with a Team provider and performing any provider-specific
  * configuration that is necessary.
  */
-public class ConfigureProjectAction extends TeamAction implements IWorkbenchWindowActionDelegate {
-	private static class ResizeWizardDialog extends WizardDialog {
-		public ResizeWizardDialog(Shell parentShell, IWizard newWizard) {
-			super(parentShell, newWizard);
-			setShellStyle(getShellStyle() | SWT.RESIZE);
-		}		
-	}
+public class ConfigureProjectAction extends TeamAction {
 	
 	protected void execute(IAction action) throws InvocationTargetException,
 			InterruptedException {
@@ -47,11 +35,8 @@ public class ConfigureProjectAction extends TeamAction implements IWorkbenchWind
 				try {
 					if (!isEnabled()) 
 						return;
-					IProject project = getSelectedProjects()[0];
-					ConfigureProjectWizard wizard = new ConfigureProjectWizard();
-					wizard.init(null, project);
-					WizardDialog dialog = new ResizeWizardDialog(getShell(), wizard);
-					dialog.open();
+					IProject[] projects = getSelectedProjects();
+					ConfigureProjectWizard.shareProjects(getShell(), projects);
 				} catch (Exception e) {
 					throw new InvocationTargetException(e);
 				}
@@ -64,15 +49,11 @@ public class ConfigureProjectAction extends TeamAction implements IWorkbenchWind
 	 */
 	public boolean isEnabled() {
 		IProject[] selectedProjects = getSelectedProjects();
-		if (selectedProjects.length != 1) return false;
-		if (!selectedProjects[0].isAccessible()) return false;
-		if (!RepositoryProvider.isShared(selectedProjects[0])) return true;
-		return false;
-	}
-	
-	/* (non-Javadoc)
-	 * @see org.eclipse.ui.IWorkbenchWindowActionDelegate#init(org.eclipse.ui.IWorkbenchWindow)
-	 */
-	public void init(IWorkbenchWindow window) {
+		for (int i = 0; i < selectedProjects.length; i++) {
+			IProject project = selectedProjects[i];
+			if (!project.isAccessible()) return false;
+			if (!RepositoryProvider.isShared(project)) return true;	
+		}		
+		return true;
 	}
 }
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/messages.properties b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/messages.properties
index 541309b2f..eabb92aba 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/messages.properties
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/messages.properties
@@ -122,6 +122,9 @@ ProjectSetImportWizard_0=Projects for repository type {0} could not be loaded as
 ProjectSetImportWizard_2=An error occurred while parsing the project set file: {0}
 ProjectSetImportWizard_1=The following errors occurred while importing projects. Some projects may not be loaded.
 ProjectSetImportWizard_3=An error occurred while performing the project set import: {0}
+ProjectSelectionPage_0={0} does not directly support multiple project sharing. Select a project and click Share Project to share each project individually
+ProjectSelectionPage_1={0} Project Selection Page
+ProjectSelectionPage_2=&Share Project...
 ProjectSetImportWizard_Import_a_Project_Set_3=Import a Team Project Set
 ProjectSetImportWizard_workingSetExistsTitle=Working Set Exists
 ProjectSetImportWizard_workingSetExistsMessage=Working set ''{0}'' already exists. Overwrite?
@@ -224,6 +227,8 @@ RefreshCompleteDialog_6={0}: No changes found.
 ConfigureRefreshScheduleDialog_0=Configure Synchronize Schedule - {0}
 ConfigureRefreshScheduleDialog_1=You can allow ''{0}'' to periodically synchronize in the background.
 ConfigureRefreshScheduleDialog_1a=The last synchronize occurred at: {0}
+ConfigureMultipleProjectsWizard_0=Unshared Projects
+ConfigureMultipleProjectsWizard_1=There are still projects that have not been shared. Finishing the wizard now will leave them in that state.
 ConfigureRefreshScheduleDialog_2=Do not schedule the synchronize operation to run periodically.
 ConfigureRefreshScheduleDialog_3=Using the following schedule:
 ConfigureRefreshScheduleDialog_4=Every:
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigurationWizardElement.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigurationWizardElement.java
index 7fcd9f9df..d2d089e41 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigurationWizardElement.java
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigurationWizardElement.java
@@ -11,10 +11,15 @@
 package org.eclipse.team.internal.ui.wizards;
 
 
+import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.*;
 import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.wizard.IWizard;
 import org.eclipse.team.internal.ui.TeamUIPlugin;
-import org.eclipse.ui.IPluginContribution;
+import org.eclipse.team.internal.ui.Utils;
+import org.eclipse.team.ui.IConfigurationWizard;
+import org.eclipse.team.ui.IConfigurationWizardExtension;
+import org.eclipse.ui.*;
 import org.eclipse.ui.model.IWorkbenchAdapter;
 import org.eclipse.ui.model.WorkbenchAdapter;
 
@@ -40,12 +45,44 @@ public class ConfigurationWizardElement extends WorkbenchAdapter implements IAda
 	 * Create an the instance of the object described by the configuration
 	 * element. That is, create the instance of the class the isv supplied in
 	 * the extension point.
+	 * @return the instance of the configuration wizard of type {@link IConfigurationWizard}
 	 * 
 	 * @throws CoreException if an error occurs creating the extension
 	 */
 	public Object createExecutableExtension() throws CoreException {
 		return TeamUIPlugin.createExtension(configurationElement, ConfigureProjectWizard.ATT_CLASS);
 	}
+	
+	/**
+	 * Creates the instance of the wizard and initializes with the given input.
+	 * @param projects the projects being shared by this wizard
+	 * @return the wizard instance of type {@link IConfigurationWizard}
+	 * @throws CoreException if an error occurs creating the extension 
+	 */
+	public IWizard createExecutableExtension(IProject[] projects) throws CoreException {
+		IWorkbench workbench = PlatformUI.getWorkbench();
+		IConfigurationWizard wizard = (IConfigurationWizard)createExecutableExtension();
+		IConfigurationWizardExtension extension = (IConfigurationWizardExtension)Utils.getAdapter(wizard, IConfigurationWizardExtension.class);
+		if (extension == null) {
+			if (projects.length == 1) {
+				wizard.init(workbench, projects[0]);
+			} else {
+				// Dispose of the created wizard, just in case
+				try {
+					wizard.dispose();
+				} catch (RuntimeException e) {
+					// If a general exception occurred here, log it and continue
+					TeamUIPlugin.log(IStatus.ERROR, "An internal error occurred", e); //$NON-NLS-1$
+				}
+				IWizard multiWizard = new ConfigureMultipleProjectsWizard(projects, this);
+				return multiWizard;
+			}
+		} else {
+			extension.init(workbench, projects);
+		}
+		return wizard;
+	}
+	
 	/*
 	 * Method declared on IAdaptable.
 	 */
@@ -108,7 +145,7 @@ public class ConfigurationWizardElement extends WorkbenchAdapter implements IAda
 	/**
 	 * Set the description parameter of this element
 	 *
-	 * @param value  the new desrciption
+	 * @param value  the new description
 	 */
 	public void setDescription(String value) {
 		// Not used
@@ -141,6 +178,30 @@ public class ConfigurationWizardElement extends WorkbenchAdapter implements IAda
 	 * @see org.eclipse.ui.IPluginContribution#getPluginId()
 	 */
 	public String getPluginId() {
-		return configurationElement.getNamespace();
+		return configurationElement.getNamespaceIdentifier();
+	}
+	
+	/**
+	 * Return whether the wizard created for this element has pages.
+	 * Unfortunately, the only way to find this out is to create the wizard.
+	 * @param projects the projects being shared
+	 * @return whether the resulting wizard has pages
+	 */
+	public boolean wizardHasPages(IProject[] projects) {
+		try {
+			IWizard wizard = (IWizard)createExecutableExtension(projects);
+			try {
+				wizard.addPages();
+				return (wizard.getPageCount() > 0);
+			} finally {
+				wizard.dispose();
+			}
+		} catch (CoreException e) {
+			TeamUIPlugin.log(e);
+		} catch (RuntimeException e) {
+			// If a general exception occurred here, log it and continue
+			TeamUIPlugin.log(IStatus.ERROR, "An internal error occurred", e); //$NON-NLS-1$
+		}
+		return false;
 	}
 }
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureMultipleProjectsWizard.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureMultipleProjectsWizard.java
new file mode 100644
index 000000000..107cc421e
--- /dev/null
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureMultipleProjectsWizard.java
@@ -0,0 +1,52 @@
+/*******************************************************************************
+ * Copyright (c) 2007 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 API and implementation
+ *******************************************************************************/
+package org.eclipse.team.internal.ui.wizards;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.wizard.Wizard;
+import org.eclipse.team.internal.ui.TeamUIMessages;
+import org.eclipse.team.ui.IConfigurationWizard;
+import org.eclipse.team.ui.IConfigurationWizardExtension;
+
+/**
+ * Wizard that supports the sharing of multiple projects for those repository providers
+ * that have not adapted their {@link IConfigurationWizard} to {@link IConfigurationWizardExtension}.
+ */
+public class ConfigureMultipleProjectsWizard extends Wizard {
+
+	private final IProject[] projects;
+	private final ConfigurationWizardElement element;
+	private ProjectSelectionPage projectSelectionPage;
+
+	public ConfigureMultipleProjectsWizard(IProject[] projects, ConfigurationWizardElement element) {
+		this.projects = projects;
+		this.element = element;
+	}
+
+	
+	public void addPages() {
+		projectSelectionPage = new ProjectSelectionPage(projects, element);
+		addPage(projectSelectionPage);
+	}
+	
+	/* (non-Javadoc)
+	 * @see org.eclipse.jface.wizard.Wizard#performFinish()
+	 */
+	public boolean performFinish() {
+		// Prompt if there are still unshared projects
+		if (projectSelectionPage.hasUnsharedProjects()) {
+			return MessageDialog.openConfirm(getShell(), TeamUIMessages.ConfigureMultipleProjectsWizard_0, TeamUIMessages.ConfigureMultipleProjectsWizard_1);
+		}
+		return true;
+	}
+
+}
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizard.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizard.java
index a78431d45..ce4b3370e 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizard.java
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizard.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2006 IBM Corporation and others.
+ * Copyright (c) 2000, 2007 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
@@ -10,14 +10,12 @@
  *******************************************************************************/
 package org.eclipse.team.internal.ui.wizards;
 
-
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.*;
-import org.eclipse.jface.wizard.IWizardPage;
-import org.eclipse.jface.wizard.Wizard;
+import org.eclipse.jface.wizard.*;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Shell;
 import org.eclipse.team.internal.ui.*;
-import org.eclipse.team.ui.IConfigurationWizard;
-import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.activities.IActivityManager;
 import org.eclipse.ui.activities.IIdentifier;
@@ -26,13 +24,9 @@ import org.eclipse.ui.model.AdaptableList;
 /**
  * The wizard for associating projects with team providers
  */
-public class ConfigureProjectWizard extends Wizard implements IConfigurationWizard {
-	protected IWorkbench workbench;
-	protected IProject project;
-	protected IConfigurationWizard wizard;
-	
+public class ConfigureProjectWizard extends Wizard {
+	protected IProject[] projects;
 	protected ConfigureProjectWizardMainPage mainPage;
-	private String pluginId = TeamUIPlugin.PLUGIN_ID;
 	
 	protected final static String PT_CONFIGURATION ="configurationWizards"; //$NON-NLS-1$
 	protected final static String TAG_WIZARD = "wizard"; //$NON-NLS-1$
@@ -42,66 +36,27 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 	protected final static String ATT_ICON = "icon"; //$NON-NLS-1$
 	protected final static String ATT_ID = "id"; //$NON-NLS-1$
 	
-	public ConfigureProjectWizard() {
+	private ConfigureProjectWizard(IProject[] projects) {
+		this.projects = projects;
 		setNeedsProgressMonitor(true);
-		setWindowTitle(getWizardWindowTitle()); 
-	}
-	
-	protected String getExtensionPoint() {
-		return PT_CONFIGURATION;
-	}
-	
-	protected String getWizardWindowTitle() {
-		return TeamUIMessages.ConfigureProjectWizard_title; 
+		setWindowTitle(TeamUIMessages.ConfigureProjectWizard_title); 
 	}
 	
-	protected String getWizardLabel() {
-		return TeamUIMessages.ConfigureProjectWizard_configureProject; 
-	}
-	
-	protected String getWizardDescription() {
-		return TeamUIMessages.ConfigureProjectWizard_description; 
-	}
-	
-	/*
-	 * @see Wizard#addPages
+	/* (non-Javadoc)
+	 * @see org.eclipse.jface.wizard.Wizard#addPages()
 	 */
 	public void addPages() {
 		AdaptableList disabledWizards = new AdaptableList();
-		AdaptableList wizards = getAvailableWizards(disabledWizards);	
-		if (wizards.size() == 1 && disabledWizards.size() == 0) {
-			// If there is only one wizard, skip the first page.
-			// Only skip the first page if the one wizard has at least one page.
-			ConfigurationWizardElement element = (ConfigurationWizardElement)wizards.getChildren()[0];
-			try {
-				this.wizard = (IConfigurationWizard)element.createExecutableExtension();
-				wizard.init(workbench, project);
-				wizard.addPages();
-				if (wizard.getPageCount() > 0) {
-					wizard.setContainer(getContainer());
-					IWizardPage[] pages = wizard.getPages();
-					for (int i = 0; i < pages.length; i++) {
-						addPage(pages[i]);
-					}
-					return;
-				}
-			} catch (CoreException e) {
-				TeamUIPlugin.log(e);
-				return;
-			}
-		}
-		mainPage = new ConfigureProjectWizardMainPage("configurePage1", getWizardLabel(), TeamUIPlugin.getImageDescriptor(ITeamUIImages.IMG_WIZBAN_SHARE), wizards, disabledWizards); //$NON-NLS-1$
-		mainPage.setDescription(getWizardDescription());
-		mainPage.setProject(project);
-		mainPage.setWorkbench(workbench);
+		AdaptableList wizards = getAvailableWizards(disabledWizards);
+		mainPage = new ConfigureProjectWizardMainPage("configurePage1", TeamUIMessages.ConfigureProjectWizard_configureProject, TeamUIPlugin.getImageDescriptor(ITeamUIImages.IMG_WIZBAN_SHARE), wizards, disabledWizards); //$NON-NLS-1$
+		mainPage.setDescription(TeamUIMessages.ConfigureProjectWizard_description);
+		mainPage.setProjects(projects);
 		addPage(mainPage);
 	}
-	public IWizardPage getNextPage(IWizardPage page) {
-		if (wizard != null) {
-			return wizard.getNextPage(page);
-		}
-		return super.getNextPage(page);
-	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jface.wizard.Wizard#canFinish()
+	 */
 	public boolean canFinish() {
 		// If we are on the first page, never allow finish unless the selected wizard has no pages.
 		if (getContainer().getCurrentPage() == mainPage) {
@@ -110,44 +65,59 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 			}
 			return false;
 		}
-		if (wizard != null) {
-			return wizard.canFinish();
-		}
 		return super.canFinish();
 	}
-	/*
-	 * @see Wizard#performFinish
+	
+	/* (non-Javadoc)
+	 * @see org.eclipse.jface.wizard.Wizard#performFinish()
 	 */
 	public boolean performFinish() {
-		// There is only one wizard with at least one page
-		if (wizard != null) {
-			return wizard.performFinish();
-		}
 		// If we are on the first page and the selected wizard has no pages then
 		// allow it to finish.
 		if (getContainer().getCurrentPage() == mainPage) {
-			IConfigurationWizard noPageWizard = mainPage.getSelectedWizard();
+			IWizard noPageWizard = mainPage.getSelectedWizard();
 			if (noPageWizard != null) {
 				if (noPageWizard.canFinish()) 
 				{
 					return noPageWizard.performFinish();
 				}
 			}
-		}
+		}		
 		// If the wizard has pages and there are several
 		// wizards registered then the registered wizard
 		// will call it's own performFinish().		
 		return true;
 	}
 	
-	/* (non-Javadoc)
-	 * @see org.eclipse.jface.wizard.IWizard#performCancel()
-	 */
-	public boolean performCancel() {
-		if (wizard != null) {
-			return wizard.performCancel();
+	private static class ResizeWizardDialog extends WizardDialog {
+		public ResizeWizardDialog(Shell parentShell, IWizard newWizard) {
+			super(parentShell, newWizard);
+			setShellStyle(getShellStyle() | SWT.RESIZE);
+		}		
+	}
+	
+	public static void shareProjects(Shell shell, IProject[] projects) {
+		IWizard wizard = null;
+		// If we only have one wizard registered, we'll just use that wizard
+		// unless it doesn't have any pages
+		AdaptableList disabledWizards = new AdaptableList();
+		AdaptableList wizards = getAvailableWizards(disabledWizards);	
+		if (wizards.size() == 1 && disabledWizards.size() == 0) {
+			ConfigurationWizardElement element = (ConfigurationWizardElement)wizards.getChildren()[0];
+			if (element.wizardHasPages(projects)) {
+				try {
+					wizard = (IWizard)element.createExecutableExtension(projects);
+				} catch (CoreException e) {
+					// Log the exception and fall through to show the wizard
+					TeamUIPlugin.log(e);
+				}
+			}
+		}
+		if (wizard == null) {
+			wizard = new ConfigureProjectWizard(projects);
+			((ConfigureProjectWizard)wizard).setForcePreviousAndNextButtons(true);
 		}
-		return super.performCancel();
+		openWizard(shell, wizard);
 	}
 	
 	/**
@@ -155,10 +125,10 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 	 * 
 	 * @return the available wizards
 	 */
-	protected AdaptableList getAvailableWizards(AdaptableList disabledWizards) {
+	private static AdaptableList getAvailableWizards(AdaptableList disabledWizards) {
 		AdaptableList result = new AdaptableList();
 		IExtensionRegistry registry = Platform.getExtensionRegistry();
-		IExtensionPoint point = registry.getExtensionPoint(pluginId, getExtensionPoint());
+		IExtensionPoint point = registry.getExtensionPoint(TeamUIPlugin.PLUGIN_ID, PT_CONFIGURATION);
 		if (point != null) {
 			IExtension[] extensions = point.getExtensions();
 			for (int i = 0; i < extensions.length; i++) {
@@ -179,9 +149,9 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 		return result;
 	}
 	
-	private boolean filterItem(IConfigurationElement element) {
+	private static boolean filterItem(IConfigurationElement element) {
 		String extensionId = element.getAttribute(ATT_ID);
-		String extensionPluginId = element.getNamespace();
+		String extensionPluginId = element.getNamespaceIdentifier();
 	    IActivityManager activityMgr = PlatformUI.getWorkbench().getActivitySupport().getActivityManager();
 	    IIdentifier id = activityMgr.getIdentifier(extensionPluginId + "/" +  extensionId); //$NON-NLS-1$
 	    return (!id.isEnabled());
@@ -197,7 +167,7 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 	 * @param element  the element for which to create a wizard element
 	 * @return the wizard element for the given element
 	 */
-	protected ConfigurationWizardElement createWizardElement(IConfigurationElement element) {
+	private static ConfigurationWizardElement createWizardElement(IConfigurationElement element) {
 		// WizardElements must have a name attribute
 		String nameString = element.getAttribute(ATT_NAME);
 		if (nameString == null) {
@@ -220,7 +190,7 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 	 *	@param config  the registry to get properties from
 	 *	@return whether initialization was successful
 	 */
-	protected boolean initializeWizard(ConfigurationWizardElement element, IConfigurationElement config) {
+	private static boolean initializeWizard(ConfigurationWizardElement element, IConfigurationElement config) {
 		element.setID(config.getAttribute(ATT_ID));
 		String description = ""; //$NON-NLS-1$
 		IConfigurationElement [] children = config.getChildren(TAG_DESCRIPTION);
@@ -242,14 +212,11 @@ public class ConfigureProjectWizard extends Wizard implements IConfigurationWiza
 			// Missing attribute
 			return false;
 		}
-		setForcePreviousAndNextButtons(true);
 		return true;	
 	}
-	/*
-	 * Method declared on IConfigurationWizard
-	 */
-	public void init(IWorkbench workbench, IProject project) {
-		this.workbench = workbench;
-		this.project = project;
+
+	public static void openWizard(Shell shell, IWizard wizard) {
+		WizardDialog dialog = new ResizeWizardDialog(shell, wizard);
+		dialog.open();
 	}
 }
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizardMainPage.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizardMainPage.java
index 33138b127..d7385288b 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizardMainPage.java
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ConfigureProjectWizardMainPage.java
@@ -20,17 +20,15 @@ import org.eclipse.core.runtime.CoreException;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.resource.ImageDescriptor;
 import org.eclipse.jface.viewers.*;
-import org.eclipse.jface.wizard.IWizardPage;
-import org.eclipse.jface.wizard.WizardPage;
+import org.eclipse.jface.wizard.*;
 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.*;
+import org.eclipse.team.core.RepositoryProvider;
 import org.eclipse.team.internal.ui.*;
-import org.eclipse.team.ui.IConfigurationWizard;
-import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.activities.ITriggerPoint;
 import org.eclipse.ui.activities.WorkbenchActivityHelper;
@@ -48,11 +46,10 @@ public class ConfigureProjectWizardMainPage extends WizardPage {
 	private TableViewer viewer;
 	private AdaptableList wizards;
 	private AdaptableList disabledWizards;
-	private IWorkbench workbench;
-	private IProject project;
+	private IProject[] projects;
 	private String description;
 	
-	private IConfigurationWizard selectedWizard;
+	private IWizard selectedWizard;
 	
 	/**
 	 * Create a new ConfigureProjectWizardMainPage
@@ -84,7 +81,7 @@ public class ConfigureProjectWizardMainPage extends WizardPage {
 		this.description = description;
 	}
 	
-	public IConfigurationWizard getSelectedWizard() {
+	public IWizard getSelectedWizard() {
 		return selectedWizard;
 	}
 	/*
@@ -136,8 +133,7 @@ public class ConfigureProjectWizardMainPage extends WizardPage {
 				}
 				ConfigurationWizardElement selectedElement = (ConfigurationWizardElement)ss.getFirstElement();
 				try {
-					selectedWizard = (IConfigurationWizard)selectedElement.createExecutableExtension();
-					selectedWizard.init(workbench, project);
+					selectedWizard = (IWizard)selectedElement.createExecutableExtension(getUnsharedProjects());
 				} catch (CoreException e) {					
 					return;
 				}
@@ -187,6 +183,17 @@ public class ConfigureProjectWizardMainPage extends WizardPage {
 		}
         Dialog.applyDialogFont(parent);
 	}
+	
+	/* package */ IProject[] getUnsharedProjects() {
+		java.util.List unshared = new ArrayList();
+		for (int i = 0; i < projects.length; i++) {
+			IProject project = projects[i];
+			if (!RepositoryProvider.isShared(project)) 
+				unshared.add(project);
+		}
+		return (IProject[]) unshared.toArray(new IProject[unshared.size()]);
+	}
+
 	/**
 	 * The <code>WizardSelectionPage</code> implementation of 
 	 * this <code>IWizardPage</code> method returns the first page 
@@ -205,23 +212,11 @@ public class ConfigureProjectWizardMainPage extends WizardPage {
 			.getActivitySupport().getTriggerPointManager()
 			.getTriggerPoint(TeamUIPlugin.TRIGGER_POINT_ID);
 	}
-
-	/**
-	 * Set the workbench to the argument
-	 * 
-	 * @param workbench  the workbench to set
-	 */
-	public void setWorkbench(IWorkbench workbench) {
-		this.workbench = workbench;
-	}
-	/**
-	 * Set the project to the argument
-	 * 
-	 * @param project  the project to set
-	 */
-	public void setProject(IProject project) {
-		this.project = project;
+	
+	public void setProjects(IProject[] projects) {
+		this.projects = projects;
 	}
+	
 	public void setVisible(boolean visible) {
 		super.setVisible(visible);
 		if (visible) {
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ProjectSelectionPage.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ProjectSelectionPage.java
new file mode 100644
index 000000000..5c6fdd4e1
--- /dev/null
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/internal/ui/wizards/ProjectSelectionPage.java
@@ -0,0 +1,140 @@
+/*******************************************************************************
+ * Copyright (c) 2007 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 API and implementation
+ *******************************************************************************/
+package org.eclipse.team.internal.ui.wizards;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jface.dialogs.ErrorDialog;
+import org.eclipse.jface.viewers.*;
+import org.eclipse.jface.wizard.WizardPage;
+import org.eclipse.osgi.util.NLS;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.team.core.RepositoryProvider;
+import org.eclipse.team.internal.ui.*;
+import org.eclipse.team.ui.IConfigurationWizard;
+import org.eclipse.team.ui.IConfigurationWizardExtension;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.model.*;
+import org.eclipse.ui.views.navigator.ResourceComparator;
+
+/**
+ * Page that supports the sharing of multiple projects for those repository providers
+ * that have not adapted their {@link IConfigurationWizard} to {@link IConfigurationWizardExtension}.
+ */
+public class ProjectSelectionPage extends WizardPage {
+
+	private final IProject[] projects;
+	private final ConfigurationWizardElement element;
+	private Button shareButton;
+	private TableViewer projectViewer;
+	private AdaptableList projectList;
+
+	protected ProjectSelectionPage(IProject[] projects, ConfigurationWizardElement element) {
+		super("projectSelectionPage", //$NON-NLS-1$
+				NLS.bind(TeamUIMessages.ProjectSelectionPage_1, element.getLabel(null)), 
+				TeamUIPlugin.getImageDescriptor(ITeamUIImages.IMG_WIZBAN_SHARE));
+		setDescription(NLS.bind(TeamUIMessages.ProjectSelectionPage_0, element.getLabel(null)));
+		this.projects = projects;
+		this.element = element;
+	}
+
+	public void createControl(Composite parent) {
+		Composite composite = SWTUtils.createHVFillComposite(parent, SWTUtils.MARGINS_DIALOG, 2);
+		createProjectList(composite);
+		createShareButton(composite);
+		updateEnablements();
+		setControl(composite);
+	}
+
+	private void createProjectList(Composite composite) {
+		projectViewer = new TableViewer(composite, SWT.SINGLE | SWT.BORDER);
+		projectViewer.getControl().setLayoutData(SWTUtils.createHVFillGridData());
+		projectList = new AdaptableList(projects);
+		projectViewer.setContentProvider(new WorkbenchContentProvider());
+		projectViewer.setLabelProvider(new WorkbenchLabelProvider());
+		projectViewer.setComparator(new ResourceComparator(ResourceComparator.NAME));
+		projectViewer.setInput(projectList);
+		projectViewer.getTable().select(0);
+		projectViewer.addSelectionChangedListener(new ISelectionChangedListener() {
+			public void selectionChanged(SelectionChangedEvent event) {
+				updateEnablements();
+			}
+		});
+	}
+
+	private void createShareButton(Composite composite) {
+		shareButton = new Button(composite, SWT.PUSH);
+		GridData gridData = new GridData();
+		gridData.horizontalAlignment = SWT.END;
+		gridData.verticalAlignment = SWT.TOP;
+		shareButton.setLayoutData(gridData);
+		shareButton.setText(TeamUIMessages.ProjectSelectionPage_2);
+		shareButton.addSelectionListener(new SelectionListener() {
+			public void widgetSelected(SelectionEvent e) {
+				shareSelectedProject();
+			}
+			public void widgetDefaultSelected(SelectionEvent e) {
+				// Ignore
+			}
+		});
+	}
+
+	/* package */ void shareSelectedProject() {
+		IProject project = getSelectedProject();
+		if (project != null) {
+			try {
+				IConfigurationWizard wizard = (IConfigurationWizard)element.createExecutableExtension();
+				wizard.init(PlatformUI.getWorkbench(), project);
+				ConfigureProjectWizard.openWizard(getShell(), wizard);
+				updateProjectList(project);
+				if (projectList.size() == 0) {
+					// TODO: Can we close the outer wizard from here?
+				}
+			} catch (CoreException e) {
+				ErrorDialog.openError(getShell(), null, null, e.getStatus());
+			}
+		}
+	}
+	
+	private void updateProjectList(IProject project) {
+		if (RepositoryProvider.isShared(project)) {
+			projectList.remove(project);
+			projectViewer.refresh();
+			if (hasUnsharedProjects()) {
+				projectViewer.getTable().select(0);
+			}
+			updateEnablements();
+		}
+	}
+
+	/* package */ void updateEnablements() {
+		shareButton.setEnabled(getSelectedProject() != null);
+	}
+
+	private IProject getSelectedProject() {
+		ISelection selection = projectViewer.getSelection();
+		if (selection instanceof IStructuredSelection) {
+			IStructuredSelection ss = (IStructuredSelection) selection;
+			return (IProject)ss.getFirstElement();
+		}
+		return null;
+	}
+
+	public boolean hasUnsharedProjects() {
+		return projectList.size() > 0;
+	}
+
+}
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizard.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizard.java
index 0f164caae..eafbf8a27 100644
--- a/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizard.java
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizard.java
@@ -24,7 +24,7 @@ import org.eclipse.ui.IWorkbench;
 public interface IConfigurationWizard extends IWizard {
 	/**
 	 * Initializes this creation wizard using the passed workbench and
-	 * object selection.
+	 * the selected project.
 	 * <p>
 	 * This method is called after the no argument constructor and
 	 * before other methods are called.
diff --git a/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizardExtension.java b/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizardExtension.java
new file mode 100644
index 000000000..657f14244
--- /dev/null
+++ b/bundles/org.eclipse.team.ui/src/org/eclipse/team/ui/IConfigurationWizardExtension.java
@@ -0,0 +1,44 @@
+/*******************************************************************************
+ * Copyright (c) 2007 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 API and implementation
+ *******************************************************************************/
+package org.eclipse.team.ui;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.IAdapterManager;
+import org.eclipse.ui.IWorkbench;
+
+/**
+ * Extends {@link IConfigurationWizard} to support the sharing of multiple projects.
+ * The Share Project wizard uses the "adaptable" mechanism (see {@link IAdapterManager} to obtain an 
+ * <code>IConfigurationWizardExtension</code> for an <code>IConfigurationWizard</code>
+ * class so clients may choose to have their <code>IConfigurationWizard</code> class implement this
+ * interface as well or may choose to use the adaptable mechanism to provide the extension.
+ * <p>
+ * Clients may implement this interface.
+ * 
+ * @see IConfigurationWizard
+ * @since 3.4
+ */
+public interface IConfigurationWizardExtension {
+
+	/**
+	 * Initializes this creation wizard using the passed workbench and
+	 * selected projects.
+	 * <p>
+	 * This method is called after the no argument constructor and
+	 * before other methods are called.
+	 * </p>
+	 *
+	 * @param workbench the current workbench 
+	 * 		TODO This parameter is useless. Should we pass the active page or part?
+	 * @param projects the selected projects
+	 */
+	void init(IWorkbench workbench, IProject[] projects);
+}
diff --git a/examples/org.eclipse.team.examples.filesystem/src/org/eclipse/team/examples/filesystem/ui/ConfigurationWizard.java b/examples/org.eclipse.team.examples.filesystem/src/org/eclipse/team/examples/filesystem/ui/ConfigurationWizard.java
index 7296d2754..75a5b9448 100644
--- a/examples/org.eclipse.team.examples.filesystem/src/org/eclipse/team/examples/filesystem/ui/ConfigurationWizard.java
+++ b/examples/org.eclipse.team.examples.filesystem/src/org/eclipse/team/examples/filesystem/ui/ConfigurationWizard.java
@@ -11,15 +11,16 @@
 package org.eclipse.team.examples.filesystem.ui;
 
 import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.Path;
 import org.eclipse.jface.dialogs.ErrorDialog;
 import org.eclipse.jface.dialogs.IDialogSettings;
 import org.eclipse.jface.wizard.Wizard;
 import org.eclipse.team.core.RepositoryProvider;
 import org.eclipse.team.core.TeamException;
-import org.eclipse.team.examples.filesystem.FileSystemPlugin;
-import org.eclipse.team.examples.filesystem.FileSystemProvider;
-import org.eclipse.team.examples.filesystem.Policy;
+import org.eclipse.team.examples.filesystem.*;
 import org.eclipse.team.ui.IConfigurationWizard;
+import org.eclipse.team.ui.IConfigurationWizardExtension;
 import org.eclipse.ui.IWorkbench;
 
 /**
@@ -29,9 +30,9 @@ import org.eclipse.ui.IWorkbench;
  * Repository Provider. One invoked, this wizard makes use of the <code>FileSystemMainPage</code>
  * in order to obtain a target location on disk.
  */
-public class ConfigurationWizard extends Wizard implements IConfigurationWizard {
+public class ConfigurationWizard extends Wizard implements IConfigurationWizard, IAdaptable {
 	
-	IProject project;
+	IProject[] projects;
 	
 	FileSystemMainPage mainPage;
 	
@@ -51,7 +52,7 @@ public class ConfigurationWizard extends Wizard implements IConfigurationWizard
 	 * @see org.eclipse.team.ui.IConfigurationWizard#init(IWorkbench, IProject)
 	 */
 	public void init(IWorkbench workbench, IProject project) {
-		this.project = project;
+		setProjects(new IProject[] { project } );
 	}
 	
 	public void addPages() {
@@ -70,10 +71,20 @@ public class ConfigurationWizard extends Wizard implements IConfigurationWizard
 	public boolean performFinish() {
 		mainPage.finish(null);
 		try {
-			// Map the provider and set the location
-			RepositoryProvider.map(project, FileSystemPlugin.PROVIDER_ID);
-			FileSystemProvider provider = (FileSystemProvider) RepositoryProvider.getProvider(project);
-			provider.setTargetLocation(mainPage.getLocation());
+			if (projects.length == 1) {
+				// Map the provider and set the location
+				RepositoryProvider.map(projects[0], FileSystemPlugin.PROVIDER_ID);
+				FileSystemProvider provider = (FileSystemProvider) RepositoryProvider.getProvider(projects[0]);
+				provider.setTargetLocation(mainPage.getLocation());
+			} else {
+				for (int i = 0; i < projects.length; i++) {
+					IProject project = projects[i];
+					RepositoryProvider.map(project, FileSystemPlugin.PROVIDER_ID);
+					FileSystemProvider provider = (FileSystemProvider) RepositoryProvider.getProvider(project);
+					String path = new Path(mainPage.getLocation()).append(project.getName()).toOSString();
+					provider.setTargetLocation(path);
+				}
+			}
 		} catch (TeamException e) {
 			ErrorDialog.openError(
 				getShell(),
@@ -85,4 +96,18 @@ public class ConfigurationWizard extends Wizard implements IConfigurationWizard
 		return true;
 	}
 
+	public Object getAdapter(Class adapter) {
+		if (adapter == IConfigurationWizardExtension.class) {
+			return new IConfigurationWizardExtension(){
+				public void init(IWorkbench workbench, IProject[] projects) {
+					setProjects(projects);
+				}
+			};
+		}
+		return null;
+	}
+
+	/* package */ void setProjects(IProject[] projects) {
+		this.projects = projects;
+	}
 }