001 /* 002 Copyright (C) 2002 Laurent Martelli <laurent@aopsys.com> 003 004 This program is free software; you can redistribute it and/or modify 005 it under the terms of the GNU Lesser General Public License as 006 published by the Free Software Foundation; either version 2 of the 007 License, or (at your option) any later version. 008 009 This program is distributed in the hope that it will be useful, 010 but WITHOUT ANY WARRANTY; without even the implied warranty of 011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 012 GNU Lesser General Public License for more details. 013 014 You should have received a copy of the GNU Lesser General Public License 015 along with this program; if not, write to the Free Software 016 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ 017 018 package org.objectweb.jac.aspects.gui.swing; 019 020 021 022 import org.objectweb.jac.core.rtti.FieldItem; 023 import org.objectweb.jac.lib.Attachment; 024 import org.objectweb.jac.util.Streams; 025 import org.objectweb.jac.util.WrappedThrowableException; 026 import java.io.File; 027 import java.io.FileInputStream; 028 import java.io.IOException; 029 import javax.swing.JFileChooser; 030 031 /** 032 * This is a special value editor that allows the user to nicely edit 033 * an File. 034 */ 035 036 public class AttachmentEditor extends FileEditor 037 { 038 public AttachmentEditor(Object substance, FieldItem field) { 039 super(substance,field); 040 } 041 042 public Object getValue() { 043 String file = textField.getText(); 044 if (file.equals("")) { 045 return null; 046 } 047 try { 048 return new Attachment(Streams.readStream(new FileInputStream(file)), 049 null,file); 050 } catch (IOException e) { 051 throw new WrappedThrowableException(e); 052 } 053 } 054 055 public void setValue(Object value) { 056 super.setValue(value); 057 if (value==null) 058 textField.setText(""); 059 else 060 textField.setText(((Attachment)value).getName()); 061 } 062 063 064 /** 065 * Returns a file chooser initialized with the current value 066 */ 067 JFileChooser createFileChooser() { 068 return new JFileChooser(new File(textField.getText())); 069 } 070 071 }