001 /* 002 Copyright (C) 2001-2002 Renaud Pawlak, Laurent Martelli 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, but 010 WITHOUT ANY WARRANTY; without even the implied warranty of 011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 Lesser General Public License for more details. 013 014 You should have received a copy of the GNU Lesser General Public 015 License along with this program; if not, write to the Free Software 016 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 017 USA */ 018 019 package org.objectweb.jac.aspects.gui.swing; 020 021 import org.objectweb.jac.aspects.gui.FieldView; 022 import org.objectweb.jac.aspects.gui.GuiAC; 023 import org.objectweb.jac.core.rtti.FieldItem; 024 import org.objectweb.jac.lib.Attachment; 025 import org.objectweb.jac.util.Thumbnail; 026 import javax.swing.BoxLayout; 027 import javax.swing.ImageIcon; 028 import javax.swing.JComponent; 029 import javax.swing.JLabel; 030 031 /** 032 * A Swing viewer component for date values. 033 */ 034 035 public class AttachmentViewer extends AbstractFieldView 036 implements FieldView 037 { 038 JLabel label = new JLabel(); 039 Attachment value; 040 041 /** 042 * Constructs a new date editor. 043 */ 044 045 public AttachmentViewer(Object value, Object substance, FieldItem field) { 046 super(substance,field); 047 setValue(value); 048 add(label); 049 } 050 051 public AttachmentViewer() { 052 isCellViewer = true; 053 setLayout(new BoxLayout(this,BoxLayout.Y_AXIS)); 054 label.setAlignmentX((float)0.5); 055 add(label); 056 } 057 058 /** 059 * Sets the value of the edited date. 060 * 061 * @param newValue a <code>Date</code> instance 062 */ 063 public void setValue(Object newValue) { 064 // System.out.println("AttachmentViewer.setValue "+newValue); 065 if (newValue!=null) { 066 if (value==newValue) 067 return; 068 Attachment value = (Attachment)newValue; 069 070 // System.out.println("new value "+newValue); 071 072 if (value.getMimeType()==null) { 073 label.setIcon(null); 074 label.setText(value.getName()); 075 } else if (value.getMimeType().startsWith("image/")) { 076 if (isCellViewer) { 077 byte[] thumb = null; 078 try { 079 thumb = Thumbnail.createThumbArray( 080 value.getData(), 081 GuiAC.THUMB_MAX_WIDTH,GuiAC.THUMB_MAX_HEIGHT, 082 GuiAC.THUMB_QUALITY); 083 } catch(Exception e) { 084 logger.error("Failed to create thumbnail for "+ 085 substance+"."+field.getName(),e); 086 } 087 label.setIcon(new ImageIcon(thumb)); 088 setPreferredSize(label.getPreferredSize()); 089 } else { 090 label.setIcon(new ImageIcon(value.getData())); 091 } 092 } else { 093 label.setIcon(null); 094 label.setText(value.getName()); 095 } 096 } else { 097 value = (Attachment)newValue; 098 label.setIcon(null); 099 setPreferredSize(label.getPreferredSize()); 100 } 101 } 102 103 protected JComponent getComponent() { 104 return label; 105 } 106 }