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/*
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* Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package javax.swing.text.html;
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import javax.swing.text.*;
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/**
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* TextAreaDocument extends the capabilities of the PlainDocument
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* to store the data that is initially set in the Document.
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* This is stored in order to enable an accurate reset of the
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* state when a reset is requested.
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*
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* @author Sunita Mani
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*/
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class TextAreaDocument extends PlainDocument {
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String initialText;
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/**
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* Resets the model by removing all the data,
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* and restoring it to its initial state.
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*/
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void reset() {
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try {
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remove(0, getLength());
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if (initialText != null) {
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insertString(0, initialText, null);
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}
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} catch (BadLocationException e) {
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}
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}
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/**
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* Stores the data that the model is initially
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* loaded with.
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*/
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void storeInitialText() {
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try {
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initialText = getText(0, getLength());
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} catch (BadLocationException e) {
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}
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}
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}
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