git.gag.com Git - debian/openrocket/blob - src/net/sf/openrocket/gui/dialogs/LicenseDialog.java

   1 package net.sf.openrocket.gui.dialogs;
   2
   3 import java.awt.Font;
   4 import java.awt.event.ActionEvent;
   5 import java.awt.event.ActionListener;
   6 import java.io.BufferedReader;
   7 import java.io.InputStreamReader;
   8
   9 import javax.swing.JButton;
  10 import javax.swing.JDialog;
  11 import javax.swing.JFrame;
  12 import javax.swing.JPanel;
  13 import javax.swing.JScrollPane;
  14 import javax.swing.JTextArea;
  15
  16 import net.miginfocom.swing.MigLayout;
  17 import net.sf.openrocket.gui.components.ResizeLabel;
  18 import net.sf.openrocket.util.GUIUtil;
  19
  20 public class LicenseDialog extends JDialog {
  21         private static final String LICENSE_FILENAME = "LICENSE.TXT";
  22
  23         private static final String DEFAULT_LICENSE_TEXT =
  24                 "\n" +
  25                 "Error:  Unable to load " + LICENSE_FILENAME + "!\n" +
  26                 "\n" +
  27                 "OpenRocket is licensed under the GNU GPL version 3, with additional permissions.\n" +
  28                 "See http://openrocket.sourceforge.net/ for details.";
  29
  30         public LicenseDialog(JFrame parent) {
  31                 super(parent, true);
  32
  33                 JPanel panel = new JPanel(new MigLayout("fill"));
  34
  35                 panel.add(new ResizeLabel("OpenRocket license", 10), "ax 50%, wrap para");
  36
  37                 String licenseText;
  38                 try {
  39
  40                         BufferedReader reader = new BufferedReader(
  41                                         new InputStreamReader(ClassLoader.getSystemResourceAsStream(LICENSE_FILENAME)));
  42                         StringBuffer sb = new StringBuffer();
  43                         for (String s = reader.readLine(); s != null; s = reader.readLine()) {
  44                                 sb.append(s);
  45                                 sb.append('\n');
  46                         }
  47                         licenseText = sb.toString();
  48
  49                 } catch (Exception e) {
  50
  51                         licenseText = DEFAULT_LICENSE_TEXT;
  52
  53                 }
  54
  55                 JTextArea text = new JTextArea(licenseText);
  56                 text.setFont(new Font(Font.MONOSPACED, Font.PLAIN, 12));
  57                 text.setRows(20);
  58                 text.setColumns(80);
  59                 text.setEditable(false);
  60                 panel.add(new JScrollPane(text),"grow, wrap para");
  61
  62                 JButton close = new JButton("Close");
  63                 close.addActionListener(new ActionListener() {
  64                         @Override
  65                         public void actionPerformed(ActionEvent e) {
  66                                 LicenseDialog.this.dispose();
  67                         }
  68                 });
  69                 panel.add(close, "right");
  70
  71                 this.add(panel);
  72                 this.setTitle("OpenRocket license");
  73                 this.pack();
  74                 this.setLocationRelativeTo(parent);
  75                 GUIUtil.setDefaultButton(close);
  76                 GUIUtil.installEscapeCloseOperation(this);
  77         }
  78
  79 }