Project

General

Profile

Download (3.78 KB) Statistics
| Branch: | Tag: | Revision:
1
/**
2
* Copyright (C) 2007 EDIT
3
* European Distributed Institute of Taxonomy
4
* http://www.e-taxonomy.eu
5
*
6
* The contents of this file are subject to the Mozilla Public License Version 1.1
7
* See LICENSE.TXT at the top of this package for the full license terms.
8
*/
9

    
10
package eu.etaxonomy.taxeditor.navigation.navigator;
11

    
12
import org.eclipse.jface.viewers.ColumnLabelProvider;
13
import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider;
14
import org.eclipse.jface.viewers.ILabelProvider;
15
import org.eclipse.jface.viewers.StyledString;
16
import org.eclipse.jface.viewers.StyledString.Styler;
17
import org.eclipse.swt.graphics.Image;
18
import org.eclipse.swt.graphics.TextStyle;
19
import org.eclipse.ui.navigator.IDescriptionProvider;
20
import org.hibernate.LazyInitializationException;
21

    
22
import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
23
import eu.etaxonomy.cdm.model.common.CdmBase;
24
import eu.etaxonomy.cdm.model.common.IIdentifiableEntity;
25
import eu.etaxonomy.cdm.model.taxon.Taxon;
26
import eu.etaxonomy.cdm.model.taxon.TaxonNode;
27
import eu.etaxonomy.taxeditor.model.MessagingUtils;
28
import eu.etaxonomy.taxeditor.navigation.l10n.Messages;
29
import eu.etaxonomy.taxeditor.preference.Resources;
30
import eu.etaxonomy.taxeditor.security.RequiredPermissions;
31
import eu.etaxonomy.taxeditor.store.CdmStore;
32
import eu.etaxonomy.taxeditor.store.StoreUtil;
33

    
34
/**
35
 * <p>TaxonNodeLabelProvider class.</p>
36
 *
37
 * @author p.ciardelli
38
 * @created 04.06.2009
39
 */
40
public class TaxonNodeLabelProvider extends ColumnLabelProvider
41
		implements ILabelProvider, IDescriptionProvider, IStyledLabelProvider {
42

    
43

    
44
	private Styler notGrantedStyler = null;
45

    
46
	/** {@inheritDoc} */
47
	@Override
48
	public Image getImage(Object element) {
49
		return null;
50
	}
51

    
52
	/** {@inheritDoc} */
53
	@Override
54
	public String getText(Object element) {
55
		if (element instanceof TaxonNode){
56
			TaxonNode taxonNode = (TaxonNode) HibernateProxyHelper.deproxy(element);
57

    
58
			try{
59
				Taxon taxon = HibernateProxyHelper.deproxy(taxonNode.getTaxon());
60
				if(taxon == null){
61
				    String text = taxonNode.getClassification().getName().getText();
62
					if(text==null){
63
					    text = taxonNode.getClassification().getTitleCache();
64
					}
65
                    return text;
66
					//MessagingUtils.error(getClass(), String.format(Messages.TaxonNodeLabelProvider_NODE_WITH_NO_TAXON, element), null);
67
//					throw new RuntimeException("The data your are trying to view is corrupt. Please check your import.");
68
				}else{
69
					try{
70
						return taxon.getName() != null ? ((IIdentifiableEntity) HibernateProxyHelper.deproxy(taxon.getName())).getTitleCache() : new String();
71
					}catch(Exception e){
72
						MessagingUtils.error(getClass(), e);
73
					}
74
				}
75
			}catch (LazyInitializationException e){
76
				MessagingUtils.error(getClass(), e);
77
			}
78

    
79
		}
80
		return new String();
81
	}
82

    
83
	/** {@inheritDoc} */
84
	@Override
85
    public String getDescription(Object anElement) {
86
		if (anElement instanceof TaxonNode) {
87
			Taxon data = ((TaxonNode) anElement).getTaxon();
88
			return Messages.TaxonNodeLabelProvider_TAXON + (data != null ? data.getTitleCache() : Messages.TaxonNodeLabelProvider_NO_TAXON);
89
		}
90
		return null;
91
	}
92

    
93
	/** {@inheritDoc} */
94
	@Override
95
    public StyledString getStyledText(Object element) {
96
		// determine style base on  user grants
97
		Styler styler = null;
98
		if(!CdmStore.currentAuthentiationHasPermission((CdmBase) element, RequiredPermissions.TAXONNODE_EDIT)){
99
			styler = getNotGrantedStyler();
100
		}
101
		return new StyledString(getText(element), styler);
102
	}
103

    
104
	/**
105
	 * @return
106
	 */
107
	private Styler getNotGrantedStyler() {
108
		if (notGrantedStyler  == null) {
109
			notGrantedStyler = new Styler() {
110
				@Override
111
				public void applyStyles(TextStyle textStyle) {
112
					textStyle.underline = false;
113
					textStyle.foreground = StoreUtil.getColor(Resources.COLOR_TEXT_DISABLED);
114
				}
115
			};
116
		}
117
		return notGrantedStyler;
118
	}
119
}
(16-16/21)