001 /* 002 * Copyright (C) 2008-2010 by Holger Arndt 003 * 004 * This file is part of the Universal Java Matrix Package (UJMP). 005 * See the NOTICE file distributed with this work for additional 006 * information regarding copyright ownership and licensing. 007 * 008 * UJMP is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Lesser General Public License as 010 * published by the Free Software Foundation; either version 2 011 * of the License, or (at your option) any later version. 012 * 013 * UJMP is distributed in the hope that it will be useful, 014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 016 * GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public 019 * License along with UJMP; if not, write to the 020 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 021 * Boston, MA 02110-1301 USA 022 */ 023 024 package org.ujmp.gui.actions; 025 026 import java.awt.event.KeyEvent; 027 import java.io.File; 028 029 import javax.swing.Action; 030 import javax.swing.JComponent; 031 import javax.swing.JFileChooser; 032 import javax.swing.JOptionPane; 033 import javax.swing.KeyStroke; 034 import javax.swing.filechooser.FileFilter; 035 036 import org.ujmp.core.enums.FileFormat; 037 import org.ujmp.core.interfaces.GUIObject; 038 import org.ujmp.core.util.io.UJMPFileFilter; 039 import org.ujmp.gui.MatrixGUIObject; 040 041 public class SaveMatrixAction extends ObjectAction { 042 private static final long serialVersionUID = -212812956173346428L; 043 044 public SaveMatrixAction(JComponent c, GUIObject o) { 045 super(c, o); 046 putValue(Action.NAME, "Save..."); 047 putValue(Action.SHORT_DESCRIPTION, "Save this Matrix"); 048 putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_S, 049 KeyEvent.CTRL_DOWN_MASK)); 050 } 051 052 public Object call() { 053 try { 054 File file = null; 055 JFileChooser chooser = new JFileChooser(); 056 057 for (FileFormat f : FileFormat.values()) { 058 chooser.addChoosableFileFilter(f.getFileFilter()); 059 } 060 061 chooser.setFileFilter(FileFormat.CSV.getFileFilter()); 062 chooser.setAcceptAllFileFilterUsed(false); 063 chooser.setDialogTitle("Save"); 064 065 int returnVal = chooser.showSaveDialog(null); 066 if (returnVal == JFileChooser.APPROVE_OPTION) { 067 file = chooser.getSelectedFile(); 068 069 FileFilter filter = chooser.getFileFilter(); 070 071 String suffix = ((UJMPFileFilter) filter).getSuffix()[0]; 072 if (!file.getAbsolutePath().toLowerCase().endsWith(suffix)) { 073 file = new File(file.getAbsolutePath() + "." + suffix); 074 } 075 } 076 077 if (file == null) 078 return null; 079 080 if (file.exists()) { 081 int result = JOptionPane.showConfirmDialog(null, 082 "File already exists. Overwrite?", "Warning", 083 JOptionPane.YES_NO_OPTION); 084 if (result != JOptionPane.YES_OPTION) 085 return null; 086 } 087 088 GUIObject o = getGUIObject(); 089 090 if (o instanceof MatrixGUIObject) { 091 MatrixGUIObject m = (MatrixGUIObject) o; 092 try { 093 m.getMatrix().exportToFile(file); 094 } catch (Exception e) { 095 } 096 } 097 098 return null; 099 } catch (Exception e) { 100 e.printStackTrace(); 101 return null; 102 } 103 } 104 105 }