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1 | /*******************************************************************************\r |
2 | * Copyright (c) 2010, 2011 Ericsson\r | |
3 | * \r | |
4 | * All rights reserved. This program and the accompanying materials are\r | |
5 | * made available under the terms of the Eclipse Public License v1.0 which\r | |
6 | * accompanies this distribution, and is available at\r | |
7 | * http://www.eclipse.org/legal/epl-v10.html\r | |
8 | * \r | |
9 | * Contributors: \r | |
10 | * Philippe Sawicki (INF4990.A2010@gmail.com) - Initial API and implementation \r | |
11 | * Mathieu Denis (mathieu.denis55@gmail.com) - Refactored code\r | |
12 | * Bernd Hufmann - Changed implemented interface to MouseTraceListener\r | |
13 | *******************************************************************************/\r | |
638eac44 | 14 | package org.eclipse.linuxtools.internal.lttng.ui.views.latency.listeners;\r |
fbd124dd BH |
15 | \r |
16 | import org.eclipse.swt.events.MouseEvent;\r | |
17 | import org.eclipse.swt.events.MouseTrackListener;\r | |
18 | \r | |
19 | /**\r | |
20 | * <b><u>AbstractMouseListener</u></b>\r | |
21 | * <p>\r | |
22 | * AbstractMouseListener, base class for the canvas mouse listener.\r | |
23 | * \r | |
24 | * @author Philippe Sawicki\r | |
25 | */\r | |
26 | public abstract class AbstractMouseTrackListener implements MouseTrackListener {\r | |
27 | \r | |
28 | // ------------------------------------------------------------------------\r | |
29 | // Attributes\r | |
30 | // ------------------------------------------------------------------------\r | |
31 | \r | |
32 | /**\r | |
33 | * Mouse x-coordinate.\r | |
34 | */\r | |
35 | protected int fMouseX;\r | |
36 | /**\r | |
37 | * Mouse y-coordinate.\r | |
38 | */\r | |
39 | protected int fMouseY;\r | |
40 | \r | |
41 | // ------------------------------------------------------------------------\r | |
42 | // Operations\r | |
43 | // ------------------------------------------------------------------------\r | |
44 | \r | |
45 | /*\r | |
46 | * (non-Javadoc)\r | |
47 | * @see org.eclipse.swt.events.MouseTrackListener#mouseEnter(org.eclipse.swt.events.MouseEvent)\r | |
48 | */\r | |
49 | @Override\r | |
50 | public void mouseEnter(MouseEvent event) {\r | |
51 | }\r | |
52 | \r | |
53 | /*\r | |
54 | * (non-Javadoc)\r | |
55 | * @see org.eclipse.swt.events.MouseTrackListener#mouseExit(org.eclipse.swt.events.MouseEvent)\r | |
56 | */\r | |
57 | @Override\r | |
58 | public void mouseExit(MouseEvent event) {\r | |
59 | }\r | |
60 | \r | |
61 | /*\r | |
62 | * (non-Javadoc)\r | |
63 | * @see org.eclipse.swt.events.MouseTrackListener#mouseHover(org.eclipse.swt.events.MouseEvent)\r | |
64 | */\r | |
65 | @Override\r | |
66 | public void mouseHover(MouseEvent event) {\r | |
67 | fMouseX = event.x;\r | |
68 | fMouseY = event.y;\r | |
69 | display();\r | |
70 | }\r | |
71 | \r | |
72 | /**\r | |
73 | * Tooltip display callback.\r | |
74 | */\r | |
75 | protected abstract void display();\r | |
76 | \r | |
77 | } |