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720d67cb PT |
1 | /******************************************************************************* |
2 | * Copyright (c) 2013 Ericsson | |
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 | * Patrick Tasse - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.tmf.ui.views.histogram; | |
14 | ||
15 | import org.eclipse.swt.widgets.Composite; | |
16 | ||
17 | /** | |
18 | * Text control for selection start time | |
19 | * | |
20 | * @since 2.2 | |
21 | */ | |
22 | public class HistogramSelectionStartControl extends HistogramCurrentTimeControl { | |
23 | ||
24 | /** | |
25 | * Standard constructor | |
26 | * | |
27 | * @param parentView A parent histogram view | |
28 | * @param parent A parent composite to draw in | |
29 | * @param label A label | |
30 | * @param value A value | |
31 | */ | |
32 | public HistogramSelectionStartControl(HistogramView parentView, Composite parent, String label, long value) { | |
33 | super(parentView, parent, label, value); | |
34 | } | |
35 | ||
36 | @Override | |
37 | protected void updateSelectionTime(long time) { | |
38 | if (fParentView.getLinkState()) { | |
39 | fParentView.updateSelectionTime(time, time); | |
40 | } else { | |
41 | long begin = Math.min(time, fParentView.getSelectionEnd()); | |
42 | long end = Math.max(time, fParentView.getSelectionEnd()); | |
43 | fParentView.updateSelectionTime(begin, end); | |
44 | } | |
45 | } | |
46 | ||
47 | } |