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   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package altosui;
  19
  20 import java.awt.*;
  21 import java.awt.event.*;
  22 import javax.swing.*;
  23 import javax.swing.filechooser.FileNameExtensionFilter;
  24 import javax.swing.table.*;
  25 import java.io.*;
  26 import java.util.*;
  27 import java.text.*;
  28 import java.util.prefs.*;
  29 import java.util.concurrent.*;
  30
  31 import libaltosJNI.*;
  32
  33 public class AltosEepromDelete implements Runnable {
  34         AltosEepromList         flights;
  35         Thread                  eeprom_thread;
  36         AltosSerial             serial_line;
  37         boolean                 remote;
  38         JFrame                  frame;
  39         ActionListener          listener;
  40         boolean                 success;
  41
  42         private void DeleteLog (AltosEepromLog log)
  43                 throws IOException, InterruptedException, TimeoutException {
  44
  45                 if (flights.config_data.flight_log_max != 0) {
  46
  47                         /* Devices with newer firmware can erase the
  48                          * flash blocks containing each flight
  49                          */
  50                         serial_line.flush_input();
  51                         serial_line.printf("d %d\n", log.flight);
  52                         System.out.printf("Attempt to delete flight %d\n", log.flight);
  53                         for (;;) {
  54                                 /* It can take a while to erase the flash... */
  55                                 String line = serial_line.get_reply(20000);
  56                                 System.out.printf("got back line %s\n", line);
  57                                 if (line == null)
  58                                         throw new TimeoutException();
  59                                 if (line.equals("Erased"))
  60                                         break;
  61                                 if (line.startsWith("No such"))
  62                                         throw new IOException(line);
  63                         }
  64                 }
  65         }
  66
  67         private void show_error_internal(String message, String title) {
  68                 JOptionPane.showMessageDialog(frame,
  69                                               message,
  70                                               title,
  71                                               JOptionPane.ERROR_MESSAGE);
  72         }
  73
  74         private void show_error(String in_message, String in_title) {
  75                 final String message = in_message;
  76                 final String title = in_title;
  77                 Runnable r = new Runnable() {
  78                                 public void run() {
  79                                         try {
  80                                                 show_error_internal(message, title);
  81                                         } catch (Exception ex) {
  82                                         }
  83                                 }
  84                         };
  85                 SwingUtilities.invokeLater(r);
  86         }
  87
  88         public void run () {
  89                 if (remote)
  90                         serial_line.start_remote();
  91
  92                 success = false;
  93                 try {
  94                         for (AltosEepromLog log : flights) {
  95                                 if (log.delete) {
  96                                         DeleteLog(log);
  97                                 }
  98                         }
  99                         System.out.printf("All flights successfully deleted\n");
 100                         success = true;
 101                 } catch (IOException ee) {
 102                         show_error (ee.getLocalizedMessage(),
 103                                     serial_line.device.toShortString());
 104                 } catch (InterruptedException ie) {
 105                 } catch (TimeoutException te) {
 106                         show_error (String.format("Connection to \"%s\" failed",
 107                                                   serial_line.device.toShortString()),
 108                                     "Connection Failed");
 109                 }
 110                 if (remote)
 111                         serial_line.stop_remote();
 112                 serial_line.flush_output();
 113                 serial_line.close();
 114                 if (listener != null) {
 115                         Runnable r = new Runnable() {
 116                                         public void run() {
 117                                                 try {
 118                                                         listener.actionPerformed(new ActionEvent(this,
 119                                                                                                  success ? 1 : 0,
 120                                                                                                  "delete"));
 121                                                 } catch (Exception ex) {
 122                                                 }
 123                                         }
 124                                 };
 125                         SwingUtilities.invokeLater(r);
 126                 }
 127         }
 128
 129         public void start() {
 130                 eeprom_thread = new Thread(this);
 131                 eeprom_thread.start();
 132         }
 133
 134         public void addActionListener(ActionListener l) {
 135                 listener = l;
 136         }
 137
 138         public AltosEepromDelete(JFrame given_frame,
 139                                  AltosSerial given_serial_line,
 140                                  boolean given_remote,
 141                                  AltosEepromList given_flights) {
 142                 frame = given_frame;
 143                 serial_line = given_serial_line;
 144                 remote = given_remote;
 145                 flights = given_flights;
 146                 success = false;
 147         }
 148 }