|
1
|
/**
|
|
2
|
* Copyright (C) 2015 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
|
package eu.etaxonomy.taxeditor.navigation.navigator;
|
|
10
|
|
|
11
|
import java.util.ArrayList;
|
|
12
|
import java.util.List;
|
|
13
|
|
|
14
|
import org.eclipse.jface.viewers.IStructuredSelection;
|
|
15
|
import org.eclipse.jface.viewers.Viewer;
|
|
16
|
import org.eclipse.swt.dnd.DragSourceAdapter;
|
|
17
|
import org.eclipse.swt.dnd.DragSourceEvent;
|
|
18
|
import org.eclipse.ui.navigator.CommonViewer;
|
|
19
|
|
|
20
|
|
|
21
|
import eu.etaxonomy.cdm.model.common.DefinedTermBase;
|
|
22
|
import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;
|
|
23
|
import eu.etaxonomy.cdm.model.taxon.TaxonNode;
|
|
24
|
import eu.etaxonomy.taxeditor.dnd.transfer.TaxonNodeTransfer;
|
|
25
|
import eu.etaxonomy.taxeditor.editor.definedterm.TermTransfer;
|
|
26
|
|
|
27
|
/**
|
|
28
|
* @author k.luther
|
|
29
|
* @date 02.06.2015
|
|
30
|
*
|
|
31
|
*/
|
|
32
|
public class TreeNodeDragListener extends DragSourceAdapter {
|
|
33
|
private CommonViewer viewer;
|
|
34
|
|
|
35
|
/**
|
|
36
|
*
|
|
37
|
*/
|
|
38
|
public TreeNodeDragListener(CommonViewer viewer) {
|
|
39
|
this.viewer = viewer;
|
|
40
|
}
|
|
41
|
|
|
42
|
|
|
43
|
public void setViewer(CommonViewer viewer){
|
|
44
|
this.viewer = viewer;
|
|
45
|
}
|
|
46
|
/* (non-Javadoc)
|
|
47
|
* @see org.eclipse.swt.dnd.DragSourceAdapter#dragStart(org.eclipse.swt.dnd.DragSourceEvent)
|
|
48
|
*/
|
|
49
|
@Override
|
|
50
|
public void dragStart(DragSourceEvent event) {
|
|
51
|
|
|
52
|
event.doit = true;// set to false if needed - default is true
|
|
53
|
}
|
|
54
|
|
|
55
|
/* (non-Javadoc)
|
|
56
|
* @see org.eclipse.swt.dnd.DragSourceAdapter#dragFinished(org.eclipse.swt.dnd.DragSourceEvent)
|
|
57
|
*/
|
|
58
|
@Override
|
|
59
|
public void dragFinished(DragSourceEvent event) {
|
|
60
|
// TODO Auto-generated method stub
|
|
61
|
super.dragFinished(event);
|
|
62
|
}
|
|
63
|
|
|
64
|
/* (non-Javadoc)
|
|
65
|
* @see org.eclipse.swt.dnd.DragSourceAdapter#dragSetData(org.eclipse.swt.dnd.DragSourceEvent)
|
|
66
|
*/
|
|
67
|
@Override
|
|
68
|
public void dragSetData(DragSourceEvent event) {
|
|
69
|
|
|
70
|
IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
|
|
71
|
List<ITaxonTreeNode> taxonNodes = new ArrayList<ITaxonTreeNode>();
|
|
72
|
|
|
73
|
for (Object object : selection.toList()){
|
|
74
|
taxonNodes.add((ITaxonTreeNode)object);
|
|
75
|
}
|
|
76
|
|
|
77
|
if (TaxonNodeTransfer.getInstance().isSupportedType(
|
|
78
|
event.dataType)) {
|
|
79
|
event.data = taxonNodes.toArray(new TaxonNode[taxonNodes.size()]);
|
|
80
|
}
|
|
81
|
}
|
|
82
|
}
|