--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.jface/src/org/eclipse/jface/dialogs/IInputValidator.d	Sat Mar 14 18:23:29 2009 +0100
@@ -0,0 +1,34 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2006 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
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module org.eclipse.jface.dialogs.IInputValidator;
+
+import java.lang.all;
+
+/**
+ * The IInputValidator is the interface for simple validators.
+ * @see org.eclipse.jface.dialogs.InputDialog
+ */
+public interface IInputValidator {
+    /**
+     * Validates the given string.  Returns an error message to display
+     * if the new text is invalid.  Returns <code>null</code> if there
+     * is no error.  Note that the empty string is not treated the same
+     * as <code>null</code>; it indicates an error state but with no message
+     * to display.
+     *
+     * @param newText the text to check for validity
+     *
+     * @return an error message or <code>null</code> if no error
+     */
+    public String isValid(String newText);
+}