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.clipboard; 025 026 import java.awt.datatransfer.Clipboard; 027 import java.awt.datatransfer.ClipboardOwner; 028 import java.awt.datatransfer.DataFlavor; 029 import java.awt.datatransfer.Transferable; 030 import java.awt.datatransfer.UnsupportedFlavorException; 031 import java.io.IOException; 032 import java.io.Serializable; 033 034 import org.ujmp.core.Matrix; 035 import org.ujmp.core.enums.FileFormat; 036 import org.ujmp.core.exceptions.MatrixException; 037 038 public class MatrixSelection implements Transferable, ClipboardOwner, Serializable { 039 private static final long serialVersionUID = -8462961141636462510L; 040 041 public static final int STRING = 0; 042 043 public static final int IMAGE = 1; 044 045 public static final int MATRIX = 2; 046 047 // private static final DataFlavor[] flavors = { DataFlavor.stringFlavor, 048 // new DataFlavor("image/jpeg", "JPG Image"), 049 // MatrixFlavor.matrixFlavor }; 050 051 private static final DataFlavor[] flavors = { DataFlavor.stringFlavor }; 052 053 private String stringData = null; 054 055 public MatrixSelection(Matrix matrix) throws MatrixException, IOException { 056 stringData = matrix.exportToString(FileFormat.CSV); 057 } 058 059 public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException { 060 if (flavor.equals(flavors[STRING])) { 061 return stringData; 062 } else { 063 throw new UnsupportedFlavorException(flavor); 064 } 065 } 066 067 public DataFlavor[] getTransferDataFlavors() { 068 return flavors.clone(); 069 } 070 071 public boolean isDataFlavorSupported(DataFlavor flavor) { 072 for (int i = 0; i < flavors.length; i++) { 073 if (flavor.equals(flavors[i])) { 074 return true; 075 } 076 } 077 return false; 078 } 079 080 public void lostOwnership(Clipboard clipboard, Transferable contents) { 081 } 082 083 }