eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/propertysheet/images/ImagePropertySource.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.propertysheet.images;
  12
  13 import java.io.IOException;
  14 import java.net.MalformedURLException;
  15 import java.net.URL;
  16 import java.util.Vector;
  17
  18 import org.apache.log4j.Logger;
  19 import org.eclipse.swt.graphics.Image;
  20 import org.eclipse.swt.widgets.Display;
  21 import org.eclipse.ui.views.properties.IPropertyDescriptor;
  22 import org.eclipse.ui.views.properties.IPropertySource;
  23 import org.eclipse.ui.views.properties.PropertyDescriptor;
  24 import org.eclipse.ui.views.properties.TextPropertyDescriptor;
  25
  26 import eu.etaxonomy.cdm.model.taxon.Taxon;
  27 import eu.etaxonomy.taxeditor.editor.images.ImagesController;
  28 import eu.etaxonomy.taxeditor.editor.images.TaxonImagesEditor;
  29
  30 /**
  31  * @author p.ciardelli
  32  * @created 30.03.2009
  33  * @version 1.0
  34  */
  35 public class ImagePropertySource implements IPropertySource {
  36         private static final Logger logger = Logger
  37                         .getLogger(ImagePropertySource.class);
  38
  39         private URL url;
  40
  41         private Taxon taxon;
  42
  43     // Property unique keys
  44         public static final String P_ID_URL = "url";
  45
  46     // Property display keys
  47         // Note: for an explanation of the sorting prefixes ("04:"),
  48         //  @see eu.etaxonomy.taxeditor.propertysheet.CustomSortPropertySheetEntry
  49         public static final String P_URL = "00:URL";
  50
  51         /**
  52          * @param url
  53          */
  54         public ImagePropertySource(Taxon taxon, URL url) {
  55                 this.taxon = taxon;
  56                 this.url = url;
  57
  58                 addDescriptor(P_ID_URL);
  59         }
  60
  61         protected Vector<PropertyDescriptor> descriptors = new Vector<PropertyDescriptor>();
  62
  63         protected void addDescriptor(String id) {
  64                 if (id.equals(P_ID_URL)) {
  65                         descriptors.addElement(
  66                                         new TextPropertyDescriptor(P_ID_URL, P_URL));
  67                 }
  68         }
  69
  70         /* (non-Javadoc)
  71          * @see org.eclipse.ui.views.properties.IPropertySource#getEditableValue()
  72          */
  73         public Object getEditableValue() {
  74                 return this;
  75         }
  76
  77         /* (non-Javadoc)
  78          * @see org.eclipse.ui.views.properties.IPropertySource#getPropertyDescriptors()
  79          */
  80         public IPropertyDescriptor[] getPropertyDescriptors() {
  81                 return (IPropertyDescriptor[]) descriptors.toArray(
  82                 new IPropertyDescriptor[descriptors.size()]);
  83         }
  84
  85         /* (non-Javadoc)
  86          * @see org.eclipse.ui.views.properties.IPropertySource#getPropertyValue(java.lang.Object)
  87          */
  88         public Object getPropertyValue(Object id) {
  89         if (id.equals(P_ID_URL)) {
  90                         return url.toString();
  91         }
  92                 return null;
  93         }
  94
  95         /* (non-Javadoc)
  96          * @see org.eclipse.ui.views.properties.IPropertySource#isPropertySet(java.lang.Object)
  97          */
  98         public boolean isPropertySet(Object id) {
  99                 return false;
 100         }
 101
 102         /* (non-Javadoc)
 103          * @see org.eclipse.ui.views.properties.IPropertySource#resetPropertyValue(java.lang.Object)
 104          */
 105         public void resetPropertyValue(Object id) {}
 106
 107         /* (non-Javadoc)
 108          * @see org.eclipse.ui.views.properties.IPropertySource#setPropertyValue(java.lang.Object, java.lang.Object)
 109          */
 110         public void setPropertyValue(Object id, Object value) {
 111                 if (id.equals(P_ID_URL)) {
 112
 113                         try {
 114
 115                                 // TODO put this in an operation to allow undo
 116                                 URL newUrl = new URL((String) value);
 117
 118                                 ImagesController.removeTaxonImageUrl(taxon, url);
 119                                 ImagesController.addTaxonImageUrl(taxon, newUrl);
 120
 121                                 url = newUrl;
 122                         } catch (MalformedURLException e) {
 123                                 // Do nothing if URL is malformed
 124                         } catch (IOException e) {
 125                                 // Do nothing if URL causes an IO Exception
 126                         }
 127                 }
 128         }
 129 }