diff -ruw org.eclipse.team.cvs.ui-old/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/actions/GenerateDiffFileAction.java org.eclipse.team.cvs.ui/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/actions/GenerateDiffFileAction.java
--- org.eclipse.team.cvs.ui-old/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/actions/GenerateDiffFileAction.java	2004-04-22 11:23:56.000000000 -0400
+++ org.eclipse.team.cvs.ui/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/actions/GenerateDiffFileAction.java	2004-04-22 11:29:05.000000000 -0400
@@ -31,7 +31,7 @@
 	public void execute(IAction action) {
 		final String title = Policy.bind("GenerateCVSDiff.title"); //$NON-NLS-1$
 		final IResource[] resources = getSelectedResources();
-		GenerateDiffFileWizard wizard = new GenerateDiffFileWizard(new StructuredSelection(resources), resources[0]);
+		GenerateDiffFileWizard wizard = new GenerateDiffFileWizard(new StructuredSelection(resources), resources);
 		wizard.setWindowTitle(title);
 		WizardDialog dialog = new WizardDialog(getShell(), wizard);
 		dialog.setMinimumPageSize(350, 250);
@@ -42,7 +42,7 @@
 	 * @see org.eclipse.team.internal.ccvs.ui.actions.WorkspaceAction#isEnabledForMultipleResources()
 	 */
 	protected boolean isEnabledForMultipleResources() {
-		return false;
+		return true;
 	}
 
 	/**
diff -ruw org.eclipse.team.cvs.ui-old/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileOperation.java org.eclipse.team.cvs.ui/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileOperation.java
--- org.eclipse.team.cvs.ui-old/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileOperation.java	2004-04-22 11:23:56.000000000 -0400
+++ org.eclipse.team.cvs.ui/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileOperation.java	2004-04-22 11:16:27.000000000 -0400
@@ -44,13 +44,13 @@
 public class GenerateDiffFileOperation implements IRunnableWithProgress {
 
 	private File outputFile;
-	private IResource resource;
+	private IResource[] resources;
 	private Shell shell;
 	private LocalOption[] options;
 	private boolean toClipboard;
 
-	GenerateDiffFileOperation(IResource resource, File file, boolean toClipboard, LocalOption[] options, Shell shell) {
-		this.resource = resource;
+	GenerateDiffFileOperation(IResource[] resources, File file, boolean toClipboard, LocalOption[] options, Shell shell) {
+		this.resources = resources;
 		this.outputFile = file;
 		this.shell = shell;
 		this.options = options;
@@ -73,8 +73,12 @@
 				os = new FileOutputStream(outputFile);
 			}
 			try {
+                for (int i = 0; i < resources.length; i++)
+                {
+                    IResource resource = resources[i];
 				CVSTeamProvider provider = (CVSTeamProvider)RepositoryProvider.getProvider(resource.getProject(), CVSProviderPlugin.getTypeId());
 				provider.diff(resource, options, new PrintStream(os), new SubProgressMonitor(monitor, 500));
+                }
 			} finally {
 				os.close();
 			}
diff -ruw org.eclipse.team.cvs.ui-old/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileWizard.java org.eclipse.team.cvs.ui/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileWizard.java
--- org.eclipse.team.cvs.ui-old/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileWizard.java	2004-04-22 11:23:56.000000000 -0400
+++ org.eclipse.team.cvs.ui/src-teamcvsui/org/eclipse/team/internal/ccvs/ui/wizards/GenerateDiffFileWizard.java	2004-04-22 11:16:27.000000000 -0400
@@ -49,7 +49,7 @@
 	private PatchFileCreationOptionsPage optionsPage;
 	
 	private IStructuredSelection selection;
-	private IResource resource;
+	private IResource[] resources;
 
 	/**
 	 * Page to select a patch file. Overriding validatePage was necessary to allow
@@ -442,10 +442,10 @@
 	}
 	// end of PatchFileCreationOptionsPage
 	
-	public GenerateDiffFileWizard(IStructuredSelection selection, IResource resource) {
+	public GenerateDiffFileWizard(IStructuredSelection selection, IResource[] resources) {
 		super();
 		this.selection = selection;
-		this.resource = resource;
+		this.resources = resources;
 		setWindowTitle(Policy.bind("GenerateCVSDiff.title")); //$NON-NLS-1$
 		initializeDefaultPageImageDescriptor();
 	}
@@ -520,12 +520,12 @@
 						return false;
 					}
 				}
-				getContainer().run(true, true, new GenerateDiffFileOperation(resource, file, false, optionsPage.getOptions(), getShell()));
+				getContainer().run(true, true, new GenerateDiffFileOperation(resources, file, false, optionsPage.getOptions(), getShell()));
 				if(type==mainPage.WORKSPACE) {
 					ws.getParent().refreshLocal(IResource.DEPTH_ONE, null);
 				}
 			} else {
-				getContainer().run(true, true, new GenerateDiffFileOperation(resource, null, true, optionsPage.getOptions(), getShell()));
+				getContainer().run(true, true, new GenerateDiffFileOperation(resources, null, true, optionsPage.getOptions(), getShell()));
 			}
 			return true;
 		} catch (InterruptedException e1) {