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105 lines
2.9 KiB
Java
105 lines
2.9 KiB
Java
/* GapContent.java --
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing.text;
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// too lazy to make a real gapcontent.
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// lets just use a stringbuffer instead.
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import javax.swing.undo.*;
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public class GapContent implements AbstractDocument.Content
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{
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StringBuffer buf = new StringBuffer();
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public GapContent()
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{
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this(10);
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}
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public GapContent(int size)
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{
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}
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public Position createPosition(final int offset) throws BadLocationException
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{
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return new Position()
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{
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int off = offset;
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public int getOffset()
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{
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return off;
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}
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};
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}
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public int length()
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{
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return buf.length();
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}
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public UndoableEdit insertString(int where, String str) throws BadLocationException
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{
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buf.insert(where, str);
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return null;
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}
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public UndoableEdit remove(int where, int nitems) throws BadLocationException
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{
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buf.delete(where, where + nitems);
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return null;
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}
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public String getString(int where, int len) throws BadLocationException
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{
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return buf.toString();
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}
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public void getChars(int where, int len, Segment txt) throws BadLocationException
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{
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txt.array = new char[len];
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System.arraycopy(buf.toString().toCharArray(), where,
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txt.array, 0,
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len);
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txt.count = len;
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txt.offset = 0;
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}
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}
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