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         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         /* Default logdir is ~/TeleMetrum */
  56         final static String logdirName = "TeleMetrum";
  57
  58         /* UI Component to pop dialogs up */
  59         static Component component;
  60
  61         /* Log directory */
  62         static File logdir;
  63
  64         /* Map directory -- hangs of logdir */
  65         static File mapdir;
  66
  67         /* Frequency (map serial to frequency) */
  68         static Hashtable<Integer, Double> frequencies;
  69
  70         /* Telemetry (map serial to telemetry format) */
  71         static Hashtable<Integer, Integer> telemetries;
  72
  73         /* Voice preference */
  74         static boolean voice;
  75
  76         /* Callsign preference */
  77         static String callsign;
  78
  79         /* Firmware directory */
  80         static File firmwaredir;
  81
  82         /* Serial debug */
  83         static boolean serial_debug;
  84
  85         /* List of frequencies */
  86         final static String common_frequencies_node_name = "COMMON-FREQUENCIES";
  87         static AltosFrequency[] common_frequencies;
  88
  89         final static String     frequency_count = "COUNT";
  90         final static String     frequency_format = "FREQUENCY-%d";
  91         final static String     description_format = "DESCRIPTION-%d";
  92
  93         static AltosFrequency[] load_common_frequencies() {
  94                 AltosFrequency[] frequencies = null;
  95                 boolean existing = false;
  96                 try {
  97                         existing = preferences.nodeExists(common_frequencies_node_name);
  98                 } catch (BackingStoreException be) {
  99                         existing = false;
 100                 }
 101                 if (existing) {
 102                         Preferences     node = preferences.node(common_frequencies_node_name);
 103                         int             count = node.getInt(frequency_count, 0);
 104
 105                         frequencies = new AltosFrequency[count];
 106                         for (int i = 0; i < count; i++) {
 107                                 double  frequency;
 108                                 String  description;
 109
 110                                 frequency = node.getDouble(String.format(frequency_format, i), 0.0);
 111                                 description = node.get(String.format(description_format, i), null);
 112                                 frequencies[i] = new AltosFrequency(frequency, description);
 113                         }
 114                 } else {
 115                         frequencies = new AltosFrequency[10];
 116                         for (int i = 0; i < 10; i++) {
 117                                 frequencies[i] = new AltosFrequency(434.550 + i * .1,
 118                                                                            String.format("Channel %d", i));
 119                         }
 120                 }
 121                 return frequencies;
 122         }
 123
 124         static void save_common_frequencies(AltosFrequency[] frequencies) {
 125                 Preferences     node = preferences.node(common_frequencies_node_name);
 126
 127                 node.putInt(frequency_count, frequencies.length);
 128                 for (int i = 0; i < frequencies.length; i++) {
 129                         node.putDouble(String.format(frequency_format, i), frequencies[i].frequency);
 130                         node.put(String.format(description_format, i), frequencies[i].description);
 131                 }
 132         }
 133
 134         public static void init() {
 135                 preferences = Preferences.userRoot().node("/org/altusmetrum/altosui");
 136
 137                 /* Initialize logdir from preferences */
 138                 String logdir_string = preferences.get(logdirPreference, null);
 139                 if (logdir_string != null)
 140                         logdir = new File(logdir_string);
 141                 else {
 142                         /* Use the file system view default directory */
 143                         logdir = new File(FileSystemView.getFileSystemView().getDefaultDirectory(), logdirName);
 144                         if (!logdir.exists())
 145                                 logdir.mkdirs();
 146                 }
 147                 mapdir = new File(logdir, "maps");
 148                 if (!mapdir.exists())
 149                         mapdir.mkdirs();
 150
 151                 frequencies = new Hashtable<Integer, Double>();
 152
 153                 telemetries = new Hashtable<Integer,Integer>();
 154
 155                 voice = preferences.getBoolean(voicePreference, true);
 156
 157                 callsign = preferences.get(callsignPreference,"N0CALL");
 158
 159                 String firmwaredir_string = preferences.get(firmwaredirPreference, null);
 160                 if (firmwaredir_string != null)
 161                         firmwaredir = new File(firmwaredir_string);
 162                 else
 163                         firmwaredir = null;
 164
 165                 serial_debug = preferences.getBoolean(serialDebugPreference, false);
 166                 AltosSerial.set_debug(serial_debug);
 167
 168                 common_frequencies = load_common_frequencies();
 169         }
 170
 171         static { init(); }
 172
 173         static void set_component(Component in_component) {
 174                 component = in_component;
 175         }
 176
 177         static void flush_preferences() {
 178                 try {
 179                         preferences.flush();
 180                 } catch (BackingStoreException ee) {
 181                         if (component != null)
 182                                 JOptionPane.showMessageDialog(component,
 183                                                               preferences.absolutePath(),
 184                                                               "Cannot save prefernces",
 185                                                               JOptionPane.ERROR_MESSAGE);
 186                         else
 187                                 System.err.printf("Cannot save preferences\n");
 188                 }
 189         }
 190
 191         public static void set_logdir(File new_logdir) {
 192                 logdir = new_logdir;
 193                 mapdir = new File(logdir, "maps");
 194                 if (!mapdir.exists())
 195                         mapdir.mkdirs();
 196                 synchronized (preferences) {
 197                         preferences.put(logdirPreference, logdir.getPath());
 198                         flush_preferences();
 199                 }
 200         }
 201
 202         private static boolean check_dir(File dir) {
 203                 if (!dir.exists()) {
 204                         if (!dir.mkdirs()) {
 205                                 JOptionPane.showMessageDialog(component,
 206                                                               dir.getName(),
 207                                                               "Cannot create directory",
 208                                                               JOptionPane.ERROR_MESSAGE);
 209                                 return false;
 210                         }
 211                 } else if (!dir.isDirectory()) {
 212                         JOptionPane.showMessageDialog(component,
 213                                                       dir.getName(),
 214                                                       "Is not a directory",
 215                                                       JOptionPane.ERROR_MESSAGE);
 216                         return false;
 217                 }
 218                 return true;
 219         }
 220
 221         /* Configure the log directory. This is where all telemetry and eeprom files
 222          * will be written to, and where replay will look for telemetry files
 223          */
 224         public static void ConfigureLog() {
 225                 JFileChooser    logdir_chooser = new JFileChooser(logdir.getParentFile());
 226
 227                 logdir_chooser.setDialogTitle("Configure Data Logging Directory");
 228                 logdir_chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
 229
 230                 if (logdir_chooser.showDialog(component, "Select Directory") == JFileChooser.APPROVE_OPTION) {
 231                         File dir = logdir_chooser.getSelectedFile();
 232                         if (check_dir(dir))
 233                                 set_logdir(dir);
 234                 }
 235         }
 236
 237         public static File logdir() {
 238                 return logdir;
 239         }
 240
 241         public static File mapdir() {
 242                 return mapdir;
 243         }
 244
 245         public static void set_frequency(int serial, double new_frequency) {
 246                 frequencies.put(serial, new_frequency);
 247                 synchronized (preferences) {
 248                         preferences.putDouble(String.format(frequencyPreferenceFormat, serial), new_frequency);
 249                         flush_preferences();
 250                 }
 251         }
 252
 253         public static double frequency(int serial) {
 254                 if (frequencies.containsKey(serial))
 255                         return frequencies.get(serial);
 256                 double frequency = preferences.getDouble(String.format(frequencyPreferenceFormat, serial), 0);
 257                 if (frequency == 0.0) {
 258                         int channel = preferences.getInt(String.format(channelPreferenceFormat, serial), 0);
 259                         frequency = AltosConvert.radio_channel_to_frequency(channel);
 260                 }
 261                 frequencies.put(serial, frequency);
 262                 return frequency;
 263         }
 264
 265         public static void set_telemetry(int serial, int new_telemetry) {
 266                 telemetries.put(serial, new_telemetry);
 267                 synchronized (preferences) {
 268                         preferences.putInt(String.format(telemetryPreferenceFormat, serial), new_telemetry);
 269                         flush_preferences();
 270                 }
 271         }
 272
 273         public static int telemetry(int serial) {
 274                 if (telemetries.containsKey(serial))
 275                         return telemetries.get(serial);
 276                 int telemetry = preferences.getInt(String.format(telemetryPreferenceFormat, serial),
 277                                                    Altos.ao_telemetry_standard);
 278                 telemetries.put(serial, telemetry);
 279                 return telemetry;
 280         }
 281
 282         public static void set_voice(boolean new_voice) {
 283                 voice = new_voice;
 284                 synchronized (preferences) {
 285                         preferences.putBoolean(voicePreference, voice);
 286                         flush_preferences();
 287                 }
 288         }
 289
 290         public static boolean voice() {
 291                 return voice;
 292         }
 293
 294         public static void set_callsign(String new_callsign) {
 295                 callsign = new_callsign;
 296                 synchronized(preferences) {
 297                         preferences.put(callsignPreference, callsign);
 298                         flush_preferences();
 299                 }
 300         }
 301
 302         public static String callsign() {
 303                 return callsign;
 304         }
 305
 306         public static void set_firmwaredir(File new_firmwaredir) {
 307                 firmwaredir = new_firmwaredir;
 308                 synchronized (preferences) {
 309                         preferences.put(firmwaredirPreference, firmwaredir.getPath());
 310                         flush_preferences();
 311                 }
 312         }
 313
 314         public static File firmwaredir() {
 315                 return firmwaredir;
 316         }
 317
 318         public static void set_serial_debug(boolean new_serial_debug) {
 319                 serial_debug = new_serial_debug;
 320                 AltosSerial.set_debug(serial_debug);
 321                 synchronized (preferences) {
 322                         preferences.putBoolean(serialDebugPreference, serial_debug);
 323                         flush_preferences();
 324                 }
 325         }
 326
 327         public static boolean serial_debug() {
 328                 return serial_debug;
 329         }
 330
 331         public static Preferences bt_devices() {
 332                 return preferences.node("bt_devices");
 333         }
 334
 335         public static AltosFrequency[] common_frequencies() {
 336                 return common_frequencies;
 337         }
 338
 339         public static void set_common_frequencies(AltosFrequency[] frequencies) {
 340                 common_frequencies = frequencies;
 341                 synchronized(preferences) {
 342                         save_common_frequencies(frequencies);
 343                         flush_preferences();
 344                 }
 345         }
 346
 347         public static void add_common_frequency(AltosFrequency frequency) {
 348                 AltosFrequency[]        new_frequencies = new AltosFrequency[common_frequencies.length + 1];
 349                 int                     i;
 350
 351                 for (i = 0; i < common_frequencies.length; i++) {
 352                         if (frequency.frequency == common_frequencies[i].frequency)
 353                                 return;
 354                         if (frequency.frequency < common_frequencies[i].frequency)
 355                                 break;
 356                         new_frequencies[i] = common_frequencies[i];
 357                 }
 358                 new_frequencies[i] = frequency;
 359                 for (; i < common_frequencies.length; i++)
 360                         new_frequencies[i+1] = common_frequencies[i];
 361                 set_common_frequencies(new_frequencies);
 362         }
 363 }