Bug 73769 [Dialogs] Open Resource dialog has OK enabled when entry invalid
3.0.1 RC2 - Ctrl+Shift+R - type: WorkbenchWino (note the missing d) and hit Enter - the dialog is dismissed with no action Should disable OK if there is no match.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/dialogs/ResourceListSelectionDialog.java
/******************************************************************************* 
 * 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 
 * 	Sebastian Davids <sdavids@gmx.de> - Fix for bug 19346 - Dialog font
 * 		should be activated and used by other components.
 *************************************************************************/
package org.eclipse.ui.dialogs;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceProxy;
import org.eclipse.core.resources.IResourceProxyVisitor;