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.net.URL; 028 029 import javax.swing.Action; 030 import javax.swing.JComponent; 031 import javax.swing.JOptionPane; 032 033 import org.ujmp.core.Matrix; 034 import org.ujmp.core.MatrixFactory; 035 import org.ujmp.core.enums.FileFormat; 036 import org.ujmp.core.interfaces.GUIObject; 037 038 public class ImportMatrixFromURLAction extends ObjectAction { 039 private static final long serialVersionUID = -7585669703654474086L; 040 041 public ImportMatrixFromURLAction(JComponent c, GUIObject m) { 042 super(c, m); 043 putValue(Action.NAME, "from URL..."); 044 putValue(Action.SHORT_DESCRIPTION, 045 "import a matrix from a location on the web"); 046 putValue(Action.MNEMONIC_KEY, KeyEvent.VK_U); 047 } 048 049 050 public Object call() { 051 try { 052 URL url = null; 053 while (url == null) { 054 String s = JOptionPane.showInputDialog("Enter URL:", "http://"); 055 url = new URL(s); 056 } 057 FileFormat fileFormat = FileFormat.values()[JOptionPane 058 .showOptionDialog(getComponent(), "Select format", 059 "Import Matrix", JOptionPane.OK_OPTION, 060 JOptionPane.QUESTION_MESSAGE, null, FileFormat 061 .values(), FileFormat.CSV)]; 062 063 Matrix m = MatrixFactory.importFromURL(fileFormat, url); 064 m.showGUI(); 065 return m; 066 } catch (Exception e) { 067 e.printStackTrace(); 068 return null; 069 } 070 } 071 }