Mercurial > projects > dwt-addons
view dwtx/jface/dialogs/IInputValidator.d @ 15:db8940420ed8
InputDialog
author | Frank Benoit <benoit@tionex.de> |
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date | Mon, 31 Mar 2008 02:00:41 +0200 |
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/******************************************************************************* * 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 dwtx.jface.dialogs.IInputValidator; import dwt.dwthelper.utils; /** * The IInputValidator is the interface for simple validators. * @see dwtx.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); }