|
1
|
/**
|
|
2
|
* Copyright (C) 2009 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.editor.definedterm;
|
|
10
|
|
|
11
|
import java.util.ArrayList;
|
|
12
|
import java.util.Collection;
|
|
13
|
|
|
14
|
import org.eclipse.jface.viewers.StructuredSelection;
|
|
15
|
import org.eclipse.jface.viewers.ViewerDropAdapter;
|
|
16
|
import org.eclipse.swt.dnd.DND;
|
|
17
|
import org.eclipse.swt.dnd.DropTargetEvent;
|
|
18
|
import org.eclipse.swt.dnd.TransferData;
|
|
19
|
|
|
20
|
import eu.etaxonomy.cdm.model.common.DefinedTermBase;
|
|
21
|
import eu.etaxonomy.cdm.model.common.OrderedTermBase;
|
|
22
|
import eu.etaxonomy.cdm.model.common.TermBase;
|
|
23
|
import eu.etaxonomy.taxeditor.editor.definedterm.operation.MoveDefinedTermOperation;
|
|
24
|
import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
|
|
25
|
import eu.etaxonomy.taxeditor.store.StoreUtil;
|
|
26
|
|
|
27
|
/**
|
|
28
|
* @author l.morris
|
|
29
|
* @date 10 Jan 2012
|
|
30
|
*
|
|
31
|
*/
|
|
32
|
public class DefinedTermDropAdapter extends ViewerDropAdapter {
|
|
33
|
|
|
34
|
private final DefinedTermEditor editor;
|
|
35
|
/**
|
|
36
|
* @param viewer
|
|
37
|
*/
|
|
38
|
protected DefinedTermDropAdapter(DefinedTermEditor editor) {
|
|
39
|
super(editor.getViewer());
|
|
40
|
this.editor = editor;
|
|
41
|
}
|
|
42
|
|
|
43
|
/* (non-Javadoc)
|
|
44
|
* @see org.eclipse.jface.viewers.ViewerDropAdapter#performDrop(java.lang.Object)
|
|
45
|
*/
|
|
46
|
@Override
|
|
47
|
public boolean performDrop(Object data) {
|
|
48
|
|
|
49
|
TermBase target = (TermBase) getCurrentTarget();//can be vocab
|
|
50
|
int currentLocation = getCurrentLocation();
|
|
51
|
//DefinedTermBase[] droppedElements = (DefinedTermBase[]) data;
|
|
52
|
Object[] droppedTerms = (Object[]) data;
|
|
53
|
Collection<DefinedTermBase> sourceTerms = new ArrayList<DefinedTermBase>(); //Arrays.asList(droppedElements)
|
|
54
|
|
|
55
|
for (Object droppedTerm : droppedTerms) {
|
|
56
|
|
|
57
|
DefinedTermBase term = (DefinedTermBase) droppedTerm;
|
|
58
|
sourceTerms.add(term);
|
|
59
|
|
|
60
|
}
|
|
61
|
|
|
62
|
AbstractPostOperation operation = new MoveDefinedTermOperation("Move Descriptions",
|
|
63
|
StoreUtil.getUndoContext(),
|
|
64
|
target,
|
|
65
|
sourceTerms,
|
|
66
|
editor,
|
|
67
|
currentLocation);
|
|
68
|
//TODO: implement execute
|
|
69
|
// StoreUtil.executeOperation(operation);
|
|
70
|
// select the newly moved objects
|
|
71
|
editor.getViewer().setSelection(new StructuredSelection(sourceTerms.toArray(new TermBase[sourceTerms.size()])));
|
|
72
|
|
|
73
|
return true;
|
|
74
|
}
|
|
75
|
|
|
76
|
/* (non-Javadoc)
|
|
77
|
* @see org.eclipse.jface.viewers.ViewerDropAdapter#validateDrop(java.lang.Object, int, org.eclipse.swt.dnd.TransferData)
|
|
78
|
*/
|
|
79
|
@Override
|
|
80
|
public boolean validateDrop(Object target, int operation,
|
|
81
|
TransferData transferType) {
|
|
82
|
boolean transferDataIsSupported = TermTransfer.getInstance().isSupportedType(transferType);
|
|
83
|
// maybe don't need this - they will be all TermBase anyway
|
|
84
|
return target instanceof TermBase && transferDataIsSupported;
|
|
85
|
}
|
|
86
|
|
|
87
|
/* (non-Javadoc)
|
|
88
|
* @see org.eclipse.jface.viewers.ViewerDropAdapter#dragOver(org.eclipse.swt.dnd.DropTargetEvent)
|
|
89
|
*/
|
|
90
|
@Override
|
|
91
|
public void dragOver(DropTargetEvent event) {
|
|
92
|
super.dragOver(event);
|
|
93
|
TermBase target = (TermBase) getCurrentTarget();
|
|
94
|
if(!(target instanceof OrderedTermBase)) {
|
|
95
|
// this is to only disable insert between items
|
|
96
|
event.feedback = DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL;
|
|
97
|
}
|
|
98
|
|
|
99
|
|
|
100
|
}
|
|
101
|
|
|
102
|
}
|