forked from amazingfate/loongoffice
52 lines
1.7 KiB
Java
52 lines
1.7 KiB
Java
/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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/** base class for components validating the content of form controls
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*
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* @author fs@openoffice.org
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*/
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public abstract class ControlValidator implements com.sun.star.form.validation.XValidator
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{
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/** Creates a new instance of ControlValidator */
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public ControlValidator()
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{
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}
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public void addValidityConstraintListener(com.sun.star.form.validation.XValidityConstraintListener xValidityConstraintListener)
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{
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}
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public void removeValidityConstraintListener(com.sun.star.form.validation.XValidityConstraintListener xValidityConstraintListener)
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{
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}
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protected boolean isVoid( Object Value )
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{
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try
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{
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return ( com.sun.star.uno.AnyConverter.getType(Value).getTypeClass()
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== com.sun.star.uno.TypeClass.VOID );
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}
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catch( java.lang.ClassCastException e )
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{
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}
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return false;
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}
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}
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