git.gag.com Git - fw/altos/blob - altosui/AltosPreferences.java

   1 /*
   2  * Copyright © 2010 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 import java.io.*;
  20 import java.util.*;
  21 import java.text.*;
  22 import java.util.prefs.*;
  23 import java.util.concurrent.LinkedBlockingQueue;
  24 import java.awt.Component;
  25 import javax.swing.*;
  26 import javax.swing.filechooser.FileSystemView;
  27
  28 class AltosPreferences {
  29         public static Preferences preferences;
  30
  31         /* logdir preference name */
  32         final static String logdirPreference = "LOGDIR";
  33
  34         /* channel preference name */
  35         final static String channelPreferenceFormat = "CHANNEL-%d";
  36
  37         /* frequency preference name */
  38         final static String frequencyPreferenceFormat = "FREQUENCY-%d";
  39
  40         /* telemetry format preference name */
  41         final static String telemetryPreferenceFormat = "TELEMETRY-%d";
  42
  43         /* voice preference name */
  44         final static String voicePreference = "VOICE";
  45
  46         /* callsign preference name */
  47         final static String callsignPreference = "CALLSIGN";
  48
  49         /* firmware directory preference name */
  50         final static String firmwaredirPreference = "FIRMWARE";
  51
  52         /* serial debug preference name */
  53         final static String serialDebugPreference = "SERIAL-DEBUG";
  54
  55         /* scanning telemetry preferences name */
  56         final static String scanningTelemetryPreference = "SCANNING-TELEMETRY";
  57
  58         /* Launcher serial preference name */
  59         final static String launcherSerialPreference = "LAUNCHER-SERIAL";
  60
  61         /* Launcher channel preference name */
  62         final static String launcherChannelPreference = "LAUNCHER-CHANNEL";
  63
  64         /* Default logdir is ~/TeleMetrum */
  65         final static String logdirName = "TeleMetrum";
  66
  67         /* Log directory */
  68         static File logdir;
  69
  70         /* Map directory -- hangs of logdir */
  71         static File mapdir;
  72
  73         /* Frequency (map serial to frequency) */
  74         static Hashtable<Integer, Double> frequencies;
  75
  76         /* Telemetry (map serial to telemetry format) */
  77         static Hashtable<Integer, Integer> telemetries;
  78
  79         /* Voice preference */
  80         static boolean voice;
  81
  82         /* Callsign preference */
  83         static String callsign;
  84
  85         /* Firmware directory */
  86         static File firmwaredir;
  87
  88         /* Serial debug */
  89         static boolean serial_debug;
  90
  91         /* Scanning telemetry */
  92         static int scanning_telemetry;
  93
  94         /* List of frequencies */
  95         final static String common_frequencies_node_name = "COMMON-FREQUENCIES";
  96         static AltosFrequency[] common_frequencies;
  97
  98         final static String     frequency_count = "COUNT";
  99         final static String     frequency_format = "FREQUENCY-%d";
 100         final static String     description_format = "DESCRIPTION-%d";
 101
 102         static AltosFrequency[] load_common_frequencies() {
 103                 AltosFrequency[] frequencies = null;
 104                 boolean existing = false;
 105                 try {
 106                         existing = preferences.nodeExists(common_frequencies_node_name);
 107                 } catch (BackingStoreException be) {
 108                         existing = false;
 109                 }
 110                 if (existing) {
 111                         Preferences     node = preferences.node(common_frequencies_node_name);
 112                         int             count = node.getInt(frequency_count, 0);
 113
 114                         frequencies = new AltosFrequency[count];
 115                         for (int i = 0; i < count; i++) {
 116                                 double  frequency;
 117                                 String  description;
 118
 119                                 frequency = node.getDouble(String.format(frequency_format, i), 0.0);
 120                                 description = node.get(String.format(description_format, i), null);
 121                                 frequencies[i] = new AltosFrequency(frequency, description);
 122                         }
 123                 } else {
 124                         frequencies = new AltosFrequency[10];
 125                         for (int i = 0; i < 10; i++) {
 126                                 frequencies[i] = new AltosFrequency(434.550 + i * .1,
 127                                                                            String.format("Channel %d", i));
 128                         }
 129                 }
 130                 return frequencies;
 131         }
 132
 133         static void save_common_frequencies(AltosFrequency[] frequencies) {
 134                 Preferences     node = preferences.node(common_frequencies_node_name);
 135
 136                 node.putInt(frequency_count, frequencies.length);
 137                 for (int i = 0; i < frequencies.length; i++) {
 138                         node.putDouble(String.format(frequency_format, i), frequencies[i].frequency);
 139                         node.put(String.format(description_format, i), frequencies[i].description);
 140                 }
 141         }
 142         static int launcher_serial;
 143
 144         static int launcher_channel;
 145
 146         public static void init() {
 147                 preferences = Preferences.userRoot().node("/org/altusmetrum/altosui");
 148
 149                 /* Initialize logdir from preferences */
 150                 String logdir_string = preferences.get(logdirPreference, null);
 151                 if (logdir_string != null)
 152                         logdir = new File(logdir_string);
 153                 else {
 154                         /* Use the file system view default directory */
 155                         logdir = new File(FileSystemView.getFileSystemView().getDefaultDirectory(), logdirName);
 156                         if (!logdir.exists())
 157                                 logdir.mkdirs();
 158                 }
 159                 mapdir = new File(logdir, "maps");
 160                 if (!mapdir.exists())
 161                         mapdir.mkdirs();
 162
 163                 frequencies = new Hashtable<Integer, Double>();
 164
 165                 telemetries = new Hashtable<Integer,Integer>();
 166
 167                 voice = preferences.getBoolean(voicePreference, true);
 168
 169                 callsign = preferences.get(callsignPreference,"N0CALL");
 170
 171                 scanning_telemetry = preferences.getInt(scanningTelemetryPreference,(1 << Altos.ao_telemetry_standard));
 172
 173                 launcher_serial = preferences.getInt(launcherSerialPreference, 0);
 174
 175                 launcher_channel = preferences.getInt(launcherChannelPreference, 0);
 176
 177                 String firmwaredir_string = preferences.get(firmwaredirPreference, null);
 178                 if (firmwaredir_string != null)
 179                         firmwaredir = new File(firmwaredir_string);
 180                 else
 181                         firmwaredir = null;
 182
 183                 serial_debug = preferences.getBoolean(serialDebugPreference, false);
 184                 AltosSerial.set_debug(serial_debug);
 185
 186                 common_frequencies = load_common_frequencies();
 187
 188         }
 189
 190         static { init(); }
 191
 192         static void flush_preferences() {
 193                 try {
 194                         preferences.flush();
 195                 } catch (BackingStoreException ee) {
 196 /*
 197                         if (component != null)
 198                                 JOptionPane.showMessageDialog(component,
 199                                                               preferences.absolutePath(),
 200                                                               "Cannot save prefernces",
 201                                                               JOptionPane.ERROR_MESSAGE);
 202                         else
 203 */
 204                                 System.err.printf("Cannot save preferences\n");
 205                 }
 206         }
 207
 208         public static void set_logdir(File new_logdir) {
 209                 logdir = new_logdir;
 210                 mapdir = new File(logdir, "maps");
 211                 if (!mapdir.exists())
 212                         mapdir.mkdirs();
 213                 synchronized (preferences) {
 214                         preferences.put(logdirPreference, logdir.getPath());
 215                         flush_preferences();
 216                 }
 217         }
 218
 219         public static File logdir() {
 220                 return logdir;
 221         }
 222
 223         public static File mapdir() {
 224                 return mapdir;
 225         }
 226
 227         public static void set_frequency(int serial, double new_frequency) {
 228                 frequencies.put(serial, new_frequency);
 229                 synchronized (preferences) {
 230                         preferences.putDouble(String.format(frequencyPreferenceFormat, serial), new_frequency);
 231                         flush_preferences();
 232                 }
 233         }
 234
 235         public static double frequency(int serial) {
 236                 if (frequencies.containsKey(serial))
 237                         return frequencies.get(serial);
 238                 double frequency = preferences.getDouble(String.format(frequencyPreferenceFormat, serial), 0);
 239                 if (frequency == 0.0) {
 240                         int channel = preferences.getInt(String.format(channelPreferenceFormat, serial), 0);
 241                         frequency = AltosConvert.radio_channel_to_frequency(channel);
 242                 }
 243                 frequencies.put(serial, frequency);
 244                 return frequency;
 245         }
 246
 247         public static void set_telemetry(int serial, int new_telemetry) {
 248                 telemetries.put(serial, new_telemetry);
 249                 synchronized (preferences) {
 250                         preferences.putInt(String.format(telemetryPreferenceFormat, serial), new_telemetry);
 251                         flush_preferences();
 252                 }
 253         }
 254
 255         public static int telemetry(int serial) {
 256                 if (telemetries.containsKey(serial))
 257                         return telemetries.get(serial);
 258                 int telemetry = preferences.getInt(String.format(telemetryPreferenceFormat, serial),
 259                                                    Altos.ao_telemetry_standard);
 260                 telemetries.put(serial, telemetry);
 261                 return telemetry;
 262         }
 263
 264         public static void set_scanning_telemetry(int new_scanning_telemetry) {
 265                 scanning_telemetry = new_scanning_telemetry;
 266                 synchronized (preferences) {
 267                         preferences.putInt(scanningTelemetryPreference, scanning_telemetry);
 268                         flush_preferences();
 269                 }
 270         }
 271
 272         public static int scanning_telemetry() {
 273                 return scanning_telemetry;
 274         }
 275
 276         public static void set_voice(boolean new_voice) {
 277                 voice = new_voice;
 278                 synchronized (preferences) {
 279                         preferences.putBoolean(voicePreference, voice);
 280                         flush_preferences();
 281                 }
 282         }
 283
 284         public static boolean voice() {
 285                 return voice;
 286         }
 287
 288         public static void set_callsign(String new_callsign) {
 289                 callsign = new_callsign;
 290                 synchronized(preferences) {
 291                         preferences.put(callsignPreference, callsign);
 292                         flush_preferences();
 293                 }
 294         }
 295
 296         public static String callsign() {
 297                 return callsign;
 298         }
 299
 300         public static void set_firmwaredir(File new_firmwaredir) {
 301                 firmwaredir = new_firmwaredir;
 302                 synchronized (preferences) {
 303                         preferences.put(firmwaredirPreference, firmwaredir.getPath());
 304                         flush_preferences();
 305                 }
 306         }
 307
 308         public static File firmwaredir() {
 309                 return firmwaredir;
 310         }
 311
 312         public static void set_serial_debug(boolean new_serial_debug) {
 313                 serial_debug = new_serial_debug;
 314                 AltosSerial.set_debug(serial_debug);
 315                 synchronized (preferences) {
 316                         preferences.putBoolean(serialDebugPreference, serial_debug);
 317                         flush_preferences();
 318                 }
 319         }
 320
 321         public static boolean serial_debug() {
 322                 return serial_debug;
 323         }
 324
 325         public static void set_launcher_serial(int new_launcher_serial) {
 326                 launcher_serial = new_launcher_serial;
 327                 System.out.printf("set launcher serial to %d\n", new_launcher_serial);
 328                 synchronized (preferences) {
 329                         preferences.putInt(launcherSerialPreference, launcher_serial);
 330                         flush_preferences();
 331                 }
 332         }
 333
 334         public static int launcher_serial() {
 335                 return launcher_serial;
 336         }
 337
 338         public static void set_launcher_channel(int new_launcher_channel) {
 339                 launcher_channel = new_launcher_channel;
 340                 System.out.printf("set launcher channel to %d\n", new_launcher_channel);
 341                 synchronized (preferences) {
 342                         preferences.putInt(launcherChannelPreference, launcher_channel);
 343                         flush_preferences();
 344                 }
 345         }
 346
 347         public static int launcher_channel() {
 348                 return launcher_channel;
 349         }
 350
 351         public static Preferences bt_devices() {
 352                 return preferences.node("bt_devices");
 353         }
 354
 355         public static AltosFrequency[] common_frequencies() {
 356                 return common_frequencies;
 357         }
 358
 359         public static void set_common_frequencies(AltosFrequency[] frequencies) {
 360                 common_frequencies = frequencies;
 361                 synchronized(preferences) {
 362                         save_common_frequencies(frequencies);
 363                         flush_preferences();
 364                 }
 365         }
 366
 367         public static void add_common_frequency(AltosFrequency frequency) {
 368                 AltosFrequency[]        new_frequencies = new AltosFrequency[common_frequencies.length + 1];
 369                 int                     i;
 370
 371                 for (i = 0; i < common_frequencies.length; i++) {
 372                         if (frequency.frequency == common_frequencies[i].frequency)
 373                                 return;
 374                         if (frequency.frequency < common_frequencies[i].frequency)
 375                                 break;
 376                         new_frequencies[i] = common_frequencies[i];
 377                 }
 378                 new_frequencies[i] = frequency;
 379                 for (; i < common_frequencies.length; i++)
 380                         new_frequencies[i+1] = common_frequencies[i];
 381                 set_common_frequencies(new_frequencies);
 382         }
 383 }