### Eclipse Workspace Patch 1.0
#P org.eclipse.compare
Index: compare/org/eclipse/compare/internal/CompareWithOtherResourceDialog.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/CompareWithOtherResourceDialog.java,v
retrieving revision 1.5
diff -u -r1.5 CompareWithOtherResourceDialog.java
--- compare/org/eclipse/compare/internal/CompareWithOtherResourceDialog.java	16 Sep 2008 14:03:31 -0000	1.5
+++ compare/org/eclipse/compare/internal/CompareWithOtherResourceDialog.java	16 Nov 2008 01:02:20 -0000
@@ -61,6 +61,7 @@
 import org.eclipse.ui.forms.events.ExpansionAdapter;
 import org.eclipse.ui.forms.events.ExpansionEvent;
 import org.eclipse.ui.forms.widgets.ExpandableComposite;
+import org.eclipse.ui.internal.ide.dialogs.OpenResourceDialog;
 import org.eclipse.ui.part.ResourceTransfer;
 
 /**
@@ -251,8 +252,14 @@
 		protected void createMainButton(Composite parent) {
 			super.createMainButton(parent);
 			mainButton.setText(CompareMessages.CompareWithOtherResourceDialog_workspaceMainButton);
-			// temporarily hide this button. For more information about supporting for browsing workspace see bug 243744.
-			mainButton.setVisible(false);
+			mainButton.addSelectionListener(new SelectionListener() {
+				public void widgetDefaultSelected(SelectionEvent e) {
+					widgetSelected(e);
+				}
+				public void widgetSelected(SelectionEvent e) {
+					setResource(getResourceFromDialog());
+				}
+			});
 		}
 		
 		protected void createText(Composite parent) {
@@ -285,6 +292,19 @@
 			super.setResource(resource);
 			text.setText(resource.getFullPath().toOSString());
 		}
+		
+		private IResource getResourceFromDialog() {
+			IResource r = null;
+			IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
+			OpenResourceDialog dialog = new OpenResourceDialog(getShell(), root, IResource.FILE);
+			int returnCode = dialog.open();
+			if (returnCode != IDialogConstants.OK_ID)
+				return null;
+			Object[] result = dialog.getResult();
+			if (result.length > 0)
+				r = (IResource) result[0];
+			return r;
+		}
 
 		protected void initDrag() {
 			DragSource source = new DragSource(text, DND.DROP_MOVE