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Java > Open Source Codes > org > jrobin > inspector > Util


1 /* ============================================================
2  * JRobin : Pure java implementation of RRDTool's functionality
3  * ============================================================
4  *
5  * Project Info: http://www.jrobin.org
6  * Project Lead: Sasa Markovic (saxon@jrobin.org);
7  *
8  * (C) Copyright 2003, by Sasa Markovic.
9  *
10  * Developers: Sasa Markovic (saxon@jrobin.org)
11  * Arne Vandamme (cobralord@jrobin.org)
12  *
13  * This library is free software; you can redistribute it and/or modify it under the terms
14  * of the GNU Lesser General Public License as published by the Free Software Foundation;
15  * either version 2.1 of the License, or (at your option) any later version.
16  *
17  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
18  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
19  * See the GNU Lesser General Public License for more details.
20  *
21  * You should have received a copy of the GNU Lesser General Public License along with this
22  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
23  * Boston, MA 02111-1307, USA.
24  */
25 package org.jrobin.inspector;
26
27 import javax.swing.*;
28 import java.awt.*;
29
30 class Util {
31     static void centerOnScreen(Window window) {
32         Toolkit t = Toolkit.getDefaultToolkit();
33         Dimension screenSize = t.getScreenSize();
34         Dimension frameSize = window.getPreferredSize();
35         double x = (screenSize.getWidth() - frameSize.getWidth()) / 2;
36         double y = (screenSize.getHeight() - frameSize.getHeight()) / 2;
37         window.setLocation((int) x, (int) y);
38     }
39
40     static void error(Component parent, String JavaDoc message) {
41         JOptionPane.showMessageDialog(parent, message, "Error", JOptionPane.ERROR_MESSAGE);
42     }
43 }
44
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