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1 | /******************************************************************************* |
2 | * Copyright (c) 2013 Kalray | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Xavier Raynaud - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
2bdf0193 | 13 | package org.eclipse.tracecompass.tmf.ui.views.filter; |
ef906471 XR |
14 | |
15 | import org.eclipse.jface.util.LocalSelectionTransfer; | |
16 | import org.eclipse.jface.viewers.ISelection; | |
17 | import org.eclipse.jface.viewers.IStructuredSelection; | |
ef906471 XR |
18 | import org.eclipse.swt.dnd.DND; |
19 | import org.eclipse.swt.dnd.DragSourceAdapter; | |
20 | import org.eclipse.swt.dnd.DragSourceEvent; | |
2bdf0193 | 21 | import org.eclipse.tracecompass.tmf.core.filter.model.ITmfFilterTreeNode; |
ef906471 XR |
22 | |
23 | /** | |
24 | * DragSourceListener for filter view | |
25 | * @author Xavier Raynaud <xavier.raynaud@kalray.eu> | |
26 | */ | |
27 | class FilterDragSourceAdapter extends DragSourceAdapter { | |
28 | ||
29 | private FilterViewer fViewer; | |
30 | ||
31 | /** | |
32 | * Constructor | |
33 | * | |
34 | * @param viewer | |
35 | * the content of the FilterView | |
36 | */ | |
37 | public FilterDragSourceAdapter(FilterViewer viewer) { | |
38 | super(); | |
39 | this.fViewer = viewer; | |
40 | } | |
41 | ||
42 | @Override | |
43 | public void dragStart(DragSourceEvent event) { | |
44 | ISelection s = fViewer.getTreeViewer().getSelection(); | |
45 | LocalSelectionTransfer.getTransfer().setSelection(s); | |
46 | LocalSelectionTransfer.getTransfer().setSelectionSetTime(event.time & 0xFFFFFFFFL); | |
47 | } | |
48 | ||
49 | @Override | |
50 | public void dragSetData(DragSourceEvent event) { | |
51 | event.data = LocalSelectionTransfer.getTransfer().getSelection(); | |
52 | } | |
53 | ||
54 | @Override | |
55 | public void dragFinished(DragSourceEvent event) { | |
56 | if (event.detail == DND.DROP_MOVE) { | |
57 | IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer().getSelection(); | |
58 | for (Object data : selection.toList()) { | |
59 | if (data instanceof ITmfFilterTreeNode) { | |
60 | ITmfFilterTreeNode e = (ITmfFilterTreeNode) data; | |
61 | e.remove(); | |
62 | fViewer.refresh(); | |
63 | } | |
64 | } | |
65 | } | |
66 | LocalSelectionTransfer.getTransfer().setSelection(null); | |
67 | LocalSelectionTransfer.getTransfer().setSelectionSetTime(0); | |
68 | } | |
69 | ||
70 | } |