| /* OptionListModel.java -- A special ListModel for use in the HTML renderer |
| Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package javax.swing.text.html; |
| |
| import java.util.BitSet; |
| |
| import javax.swing.DefaultListModel; |
| import javax.swing.DefaultListSelectionModel; |
| import javax.swing.ListSelectionModel; |
| |
| /** |
| * A special list model that encapsulates its selection model and supports |
| * storing of the initial value so that it can be resetted. |
| */ |
| class SelectListModel |
| extends DefaultListModel |
| implements ResetableModel |
| { |
| /** |
| * The selection model. |
| */ |
| private DefaultListSelectionModel selectionModel; |
| |
| /** |
| * The initial selection. |
| */ |
| private BitSet initialSelection; |
| |
| /** |
| * Creates a new SelectListModel. |
| */ |
| SelectListModel() |
| { |
| selectionModel = new DefaultListSelectionModel(); |
| initialSelection = new BitSet(); |
| } |
| |
| /** |
| * Sets the initial selection. |
| * |
| * @param init the initial selection |
| */ |
| void addInitialSelection(int init) |
| { |
| initialSelection.set(init); |
| } |
| |
| /** |
| * Resets the model. |
| */ |
| public void reset() |
| { |
| selectionModel.clearSelection(); |
| for (int i = initialSelection.size(); i >= 0; i--) |
| { |
| if (initialSelection.get(i)) |
| selectionModel.addSelectionInterval(i, i); |
| } |
| } |
| |
| /** |
| * Returns the associated selection model. |
| * |
| * @return the associated selection model |
| */ |
| ListSelectionModel getSelectionModel() |
| { |
| return selectionModel; |
| } |
| } |