?? savegameasaction.java
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/* SaveGameAsAction - A action to save a game. Copyright (C) 2003 The Java-Chess team <info@java-chess.de> This program 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 of the License, or (at your option) any later version. This program 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 this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.*/package de.java_chess.javaChess.action;import de.java_chess.javaChess.pgn.*;import de.java_chess.javaChess.notation.*;import java.awt.event.*;import java.io.*;import javax.swing.*;/** * This class implements the action to save a game. */public class SaveGameAsAction extends SaveGameAction { // Instance variables /** * A file filter for PGN files. */ private static PGNFileFilter _pgnFileFilter; // Constructors /** * Create a new action instance. * * @param gameNotation The notation of the game. */ public SaveGameAsAction( GameNotation gameNotation) { super( "Save game as...", gameNotation); _gameNotation = gameNotation; } // Methods /** * The actual action. * * @param event The event, that caused this action. */ public void actionPerformed( ActionEvent event) { // Create a new filechooser JFileChooser chooser = new JFileChooser(); chooser.setDialogTitle( "Saving game as pgn file"); chooser.setFileFilter( getPGNFileFilter()); int retval = chooser.showSaveDialog( null); if( retval == JFileChooser.APPROVE_OPTION) { trySave( chooser.getSelectedFile()); } } /** * Get a PGN file filter. * * @return A PGN file filter. */ public static PGNFileFilter getPGNFileFilter() { // To avoid the instanciation of too many object at app startup, // less important object are created as needed. if( null == _pgnFileFilter) { _pgnFileFilter = new PGNFileFilter(); } return _pgnFileFilter; }}
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