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    
028    import javax.swing.Action;
029    import javax.swing.JComponent;
030    import javax.swing.JOptionPane;
031    
032    import org.ujmp.core.Coordinates;
033    import org.ujmp.core.Matrix;
034    import org.ujmp.core.MatrixFactory;
035    import org.ujmp.core.enums.ValueType;
036    import org.ujmp.core.interfaces.GUIObject;
037    
038    public class DenseMatrixAction extends ObjectAction {
039            private static final long serialVersionUID = 8315118041433423085L;
040    
041            public DenseMatrixAction(JComponent c, GUIObject o) {
042                    super(c, o);
043                    putValue(Action.NAME, "Dense Matrix...");
044                    putValue(Action.SHORT_DESCRIPTION, "Creates an empty dense matrix");
045                    putValue(Action.MNEMONIC_KEY, KeyEvent.VK_D);
046            }
047    
048            
049            public Object call() {
050                    try {
051                            ValueType valueType = ValueType.values()[JOptionPane
052                                            .showOptionDialog(getComponent(),
053                                                            "Select the value type for the new matrix",
054                                                            "Sparse Matrix", JOptionPane.OK_OPTION,
055                                                            JOptionPane.QUESTION_MESSAGE, null, ValueType
056                                                                            .values(), ValueType.DOUBLE)];
057                            long[] size = null;
058                            while (size == null || size.length < 2) {
059                                    String s = JOptionPane.showInputDialog(getComponent(),
060                                                    "Enter the size of the new matrix, e.g. 3x5x6",
061                                                    "Dense Matrix", JOptionPane.QUESTION_MESSAGE);
062                                    try {
063                                            size = Coordinates.parseString(s);
064                                    } catch (Exception e) {
065                                    }
066                            }
067                            Matrix m = MatrixFactory.dense(valueType, size);
068                            m.showGUI();
069                            return m;
070                    } catch (Exception e) {
071                            e.printStackTrace();
072                            return null;
073                    }
074            }
075    
076    }