git.gag.com Git - fw/altos/blob - altosdroid/src/org/altusmetrum/AltosDroid/AltosDroid.java

   1 /*
   2  * Copyright © 2012-2013 Mike Beattie <mike@ethernal.org>
   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 org.altusmetrum.AltosDroid;
  19
  20 import java.lang.ref.WeakReference;
  21 import java.util.ArrayList;
  22 import java.util.Timer;
  23 import java.util.TimerTask;
  24 import java.text.*;
  25
  26 import android.app.Activity;
  27 import android.app.PendingIntent;
  28 import android.bluetooth.BluetoothAdapter;
  29 import android.bluetooth.BluetoothDevice;
  30 import android.content.Intent;
  31 import android.content.Context;
  32 import android.content.ComponentName;
  33 import android.content.ServiceConnection;
  34 import android.content.DialogInterface;
  35 import android.os.IBinder;
  36 import android.os.Bundle;
  37 import android.os.Handler;
  38 import android.os.Message;
  39 import android.os.Messenger;
  40 import android.os.RemoteException;
  41 import android.content.res.Resources;
  42 import android.support.v4.app.FragmentActivity;
  43 import android.support.v4.app.FragmentManager;
  44 import android.util.DisplayMetrics;
  45 import android.view.Menu;
  46 import android.view.MenuInflater;
  47 import android.view.MenuItem;
  48 import android.view.Window;
  49 import android.view.View;
  50 import android.view.LayoutInflater;
  51 import android.widget.TabHost;
  52 import android.widget.TextView;
  53 import android.widget.RelativeLayout;
  54 import android.widget.Toast;
  55 import android.app.AlertDialog;
  56 import android.location.Location;
  57 import android.hardware.usb.*;
  58 import android.graphics.*;
  59 import android.graphics.drawable.*;
  60
  61 import org.altusmetrum.altoslib_7.*;
  62
  63 public class AltosDroid extends FragmentActivity implements AltosUnitsListener {
  64
  65         // Actions sent to the telemetry server at startup time
  66
  67         public static final String ACTION_BLUETOOTH = "org.altusmetrum.AltosDroid.BLUETOOTH";
  68         public static final String ACTION_USB = "org.altusmetrum.AltosDroid.USB";
  69
  70         // Message types received by our Handler
  71
  72         public static final int MSG_STATE           = 1;
  73         public static final int MSG_UPDATE_AGE      = 2;
  74
  75         // Intent request codes
  76         public static final int REQUEST_CONNECT_DEVICE = 1;
  77         public static final int REQUEST_ENABLE_BT      = 2;
  78         public static final int REQUEST_PRELOAD_MAPS   = 3;
  79         public static final int REQUEST_MAP_TYPE       = 4;
  80
  81         public int map_type = AltosMap.maptype_hybrid;
  82
  83         public static FragmentManager   fm;
  84
  85         private BluetoothAdapter mBluetoothAdapter = null;
  86
  87         // Flight state values
  88         private TextView mCallsignView;
  89         private TextView mRSSIView;
  90         private TextView mSerialView;
  91         private TextView mFlightView;
  92         private RelativeLayout mStateLayout;
  93         private TextView mStateView;
  94         private TextView mAgeView;
  95         private boolean  mAgeViewOld;
  96         private int mAgeNewColor;
  97         private int mAgeOldColor;
  98
  99         // field to display the version at the bottom of the screen
 100         private TextView mVersion;
 101
 102         private double frequency;
 103         private int telemetry_rate;
 104
 105         // Tabs
 106         TabHost         mTabHost;
 107         AltosViewPager  mViewPager;
 108         TabsAdapter     mTabsAdapter;
 109         ArrayList<AltosDroidTab> mTabs = new ArrayList<AltosDroidTab>();
 110         int             tabHeight;
 111
 112         // Timer and Saved flight state for Age calculation
 113         private Timer timer;
 114         AltosState saved_state;
 115
 116         UsbDevice       pending_usb_device;
 117         boolean         start_with_usb;
 118
 119         // Service
 120         private boolean mIsBound   = false;
 121         private Messenger mService = null;
 122         final Messenger mMessenger = new Messenger(new IncomingHandler(this));
 123
 124         // Text to Speech
 125         private AltosVoice mAltosVoice = null;
 126
 127         // The Handler that gets information back from the Telemetry Service
 128         static class IncomingHandler extends Handler {
 129                 private final WeakReference<AltosDroid> mAltosDroid;
 130                 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
 131
 132                 @Override
 133                 public void handleMessage(Message msg) {
 134                         AltosDroid ad = mAltosDroid.get();
 135
 136                         switch (msg.what) {
 137                         case MSG_STATE:
 138                                 AltosDebug.debug("MSG_STATE");
 139                                 TelemetryState telemetry_state = (TelemetryState) msg.obj;
 140                                 if (telemetry_state == null) {
 141                                         AltosDebug.debug("telemetry_state null!");
 142                                         return;
 143                                 }
 144
 145                                 ad.update_state(telemetry_state);
 146                                 break;
 147                         case MSG_UPDATE_AGE:
 148                                 AltosDebug.debug("MSG_UPDATE_AGE");
 149                                 ad.update_age();
 150                                 break;
 151                         }
 152                 }
 153         };
 154
 155
 156         private ServiceConnection mConnection = new ServiceConnection() {
 157                 public void onServiceConnected(ComponentName className, IBinder service) {
 158                         mService = new Messenger(service);
 159                         try {
 160                                 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
 161                                 msg.replyTo = mMessenger;
 162                                 mService.send(msg);
 163                         } catch (RemoteException e) {
 164                                 // In this case the service has crashed before we could even do anything with it
 165                         }
 166                         if (pending_usb_device != null) {
 167                                 try {
 168                                         mService.send(Message.obtain(null, TelemetryService.MSG_OPEN_USB, pending_usb_device));
 169                                         pending_usb_device = null;
 170                                 } catch (RemoteException e) {
 171                                 }
 172                         }
 173                 }
 174
 175                 public void onServiceDisconnected(ComponentName className) {
 176                         // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
 177                         mService = null;
 178                 }
 179         };
 180
 181         void doBindService() {
 182                 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
 183                 mIsBound = true;
 184         }
 185
 186         void doUnbindService() {
 187                 if (mIsBound) {
 188                         // If we have received the service, and hence registered with it, then now is the time to unregister.
 189                         if (mService != null) {
 190                                 try {
 191                                         Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
 192                                         msg.replyTo = mMessenger;
 193                                         mService.send(msg);
 194                                 } catch (RemoteException e) {
 195                                         // There is nothing special we need to do if the service has crashed.
 196                                 }
 197                         }
 198                         // Detach our existing connection.
 199                         unbindService(mConnection);
 200                         mIsBound = false;
 201                 }
 202         }
 203
 204         public void registerTab(AltosDroidTab mTab) {
 205                 mTabs.add(mTab);
 206         }
 207
 208         public void unregisterTab(AltosDroidTab mTab) {
 209                 mTabs.remove(mTab);
 210         }
 211
 212         public void units_changed(boolean imperial_units) {
 213                 for (AltosDroidTab mTab : mTabs)
 214                         mTab.units_changed(imperial_units);
 215         }
 216
 217         void update_title(TelemetryState telemetry_state) {
 218                 switch (telemetry_state.connect) {
 219                 case TelemetryState.CONNECT_CONNECTED:
 220                         if (telemetry_state.config != null) {
 221                                 String str = String.format("S/N %d %6.3f MHz", telemetry_state.config.serial,
 222                                                            telemetry_state.frequency);
 223                                 if (telemetry_state.telemetry_rate != AltosLib.ao_telemetry_rate_38400)
 224                                         str = str.concat(String.format(" %d bps",
 225                                                                        AltosLib.ao_telemetry_rate_values[telemetry_state.telemetry_rate]));
 226                                 setTitle(str);
 227                         } else {
 228                                 setTitle(R.string.title_connected_to);
 229                         }
 230                         break;
 231                 case TelemetryState.CONNECT_CONNECTING:
 232                         if (telemetry_state.address != null)
 233                                 setTitle(String.format("Connecting to %s...", telemetry_state.address.name));
 234                         else
 235                                 setTitle("Connecting to something...");
 236                         break;
 237                 case TelemetryState.CONNECT_DISCONNECTED:
 238                 case TelemetryState.CONNECT_NONE:
 239                         setTitle(R.string.title_not_connected);
 240                         break;
 241                 }
 242         }
 243
 244         void start_timer() {
 245                 if (timer == null) {
 246                         timer = new Timer();
 247                         timer.scheduleAtFixedRate(new TimerTask(){ public void run() {onTimerTick();}}, 1000L, 1000L);
 248                 }
 249         }
 250
 251         void stop_timer() {
 252                 if (timer != null) {
 253                         timer.cancel();
 254                         timer.purge();
 255                         timer = null;
 256                 }
 257         }
 258
 259         boolean registered_units_listener;
 260
 261         void update_state(TelemetryState telemetry_state) {
 262
 263                 if (!registered_units_listener) {
 264                         registered_units_listener = true;
 265                         AltosPreferences.register_units_listener(this);
 266                 }
 267
 268                 update_title(telemetry_state);
 269                 update_ui(telemetry_state.state, telemetry_state.location);
 270                 if (telemetry_state.connect == TelemetryState.CONNECT_CONNECTED)
 271                         start_timer();
 272         }
 273
 274         boolean same_string(String a, String b) {
 275                 if (a == null) {
 276                         if (b == null)
 277                                 return true;
 278                         return false;
 279                 } else {
 280                         if (b == null)
 281                                 return false;
 282                         return a.equals(b);
 283                 }
 284         }
 285
 286         void update_age() {
 287                 if (saved_state != null) {
 288                         int age = (int) ((System.currentTimeMillis() - saved_state.received_time + 500) / 1000);
 289                         boolean old = age >= 10;
 290                         if (old != mAgeViewOld) {
 291                                 if (old)
 292                                         mAgeView.setTextColor(mAgeOldColor);
 293                                 else
 294                                         mAgeView.setTextColor(mAgeNewColor);
 295                                 mAgeViewOld = old;
 296                         }
 297                         mAgeView.setText(String.format("%d", age));
 298                 }
 299         }
 300
 301         void update_ui(AltosState state, Location location) {
 302
 303                 int prev_state = AltosLib.ao_flight_invalid;
 304
 305                 AltosGreatCircle from_receiver = null;
 306
 307                 if (saved_state != null)
 308                         prev_state = saved_state.state;
 309
 310                 if (state != null) {
 311                         if (state.state == AltosLib.ao_flight_stateless) {
 312                                 boolean prev_locked = false;
 313                                 boolean locked = false;
 314
 315                                 if(state.gps != null)
 316                                         locked = state.gps.locked;
 317                                 if (saved_state != null && saved_state.gps != null)
 318                                         prev_locked = saved_state.gps.locked;
 319                                 if (prev_locked != locked) {
 320                                         String currentTab = mTabHost.getCurrentTabTag();
 321                                         if (locked) {
 322                                                 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
 323                                         } else {
 324                                                 if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("pad");
 325                                         }
 326                                 }
 327                         } else {
 328                                 if (prev_state != state.state) {
 329                                         String currentTab = mTabHost.getCurrentTabTag();
 330                                         switch (state.state) {
 331                                         case AltosLib.ao_flight_boost:
 332                                                 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("ascent");
 333                                                 break;
 334                                         case AltosLib.ao_flight_drogue:
 335                                                 if (currentTab.equals("ascent")) mTabHost.setCurrentTabByTag("descent");
 336                                                 break;
 337                                         case AltosLib.ao_flight_landed:
 338                                                 if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("landed");
 339                                                 break;
 340                                         case AltosLib.ao_flight_stateless:
 341                                                 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
 342                                                 break;
 343                                         }
 344                                 }
 345                         }
 346
 347                         if (location != null && state.gps != null && state.gps.locked) {
 348                                 double altitude = 0;
 349                                 if (location.hasAltitude())
 350                                         altitude = location.getAltitude();
 351                                 from_receiver = new AltosGreatCircle(location.getLatitude(),
 352                                                                      location.getLongitude(),
 353                                                                      altitude,
 354                                                                      state.gps.lat,
 355                                                                      state.gps.lon,
 356                                                                      state.gps.alt);
 357                         }
 358
 359                         if (saved_state == null || !same_string(saved_state.callsign, state.callsign)) {
 360                                 mCallsignView.setText(state.callsign);
 361                         }
 362                         if (saved_state == null || state.serial != saved_state.serial) {
 363                                 mSerialView.setText(String.format("%d", state.serial));
 364                         }
 365                         if (saved_state == null || state.flight != saved_state.flight) {
 366                                 if (state.flight == AltosLib.MISSING)
 367                                         mFlightView.setText("");
 368                                 else
 369                                         mFlightView.setText(String.format("%d", state.flight));
 370                         }
 371                         if (saved_state == null || state.state != saved_state.state) {
 372                                 if (state.state == AltosLib.ao_flight_stateless) {
 373                                         mStateLayout.setVisibility(View.GONE);
 374                                 } else {
 375                                         mStateView.setText(state.state_name());
 376                                         mStateLayout.setVisibility(View.VISIBLE);
 377                                 }
 378                         }
 379                         if (saved_state == null || state.rssi != saved_state.rssi) {
 380                                 mRSSIView.setText(String.format("%d", state.rssi));
 381                         }
 382                 }
 383
 384                 for (AltosDroidTab mTab : mTabs)
 385                         mTab.update_ui(state, from_receiver, location, mTab == mTabsAdapter.currentItem());
 386
 387                 if (state != null && mAltosVoice != null)
 388                         mAltosVoice.tell(state, from_receiver);
 389
 390                 saved_state = state;
 391         }
 392
 393         private void onTimerTick() {
 394                 try {
 395                         mMessenger.send(Message.obtain(null, MSG_UPDATE_AGE));
 396                 } catch (RemoteException e) {
 397                 }
 398         }
 399
 400         static String pos(double p, String pos, String neg) {
 401                 String  h = pos;
 402                 if (p == AltosLib.MISSING)
 403                         return "";
 404                 if (p < 0) {
 405                         h = neg;
 406                         p = -p;
 407                 }
 408                 int deg = (int) Math.floor(p);
 409                 double min = (p - Math.floor(p)) * 60.0;
 410                 return String.format("%d°%9.4f\" %s", deg, min, h);
 411         }
 412
 413         static String number(String format, double value) {
 414                 if (value == AltosLib.MISSING)
 415                         return "";
 416                 return String.format(format, value);
 417         }
 418
 419         static String integer(String format, int value) {
 420                 if (value == AltosLib.MISSING)
 421                         return "";
 422                 return String.format(format, value);
 423         }
 424
 425         private View create_tab_view(String label) {
 426                 LayoutInflater inflater = (LayoutInflater) this.getLayoutInflater();
 427                 View tab_view = inflater.inflate(R.layout.tab_layout, null);
 428                 TextView text_view = (TextView) tab_view.findViewById (R.id.tabLabel);
 429                 text_view.setText(label);
 430                 return tab_view;
 431         }
 432
 433         @Override
 434         public void onCreate(Bundle savedInstanceState) {
 435                 super.onCreate(savedInstanceState);
 436                 AltosDebug.init(this);
 437                 AltosDebug.debug("+++ ON CREATE +++");
 438
 439                 fm = getSupportFragmentManager();
 440
 441                 // Set up the window layout
 442                 setContentView(R.layout.altosdroid);
 443
 444                 // Create the Tabs and ViewPager
 445                 mTabHost = (TabHost)findViewById(android.R.id.tabhost);
 446                 mTabHost.setup();
 447
 448                 mViewPager = (AltosViewPager)findViewById(R.id.pager);
 449                 mViewPager.setOffscreenPageLimit(4);
 450
 451                 mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);
 452
 453                 mTabsAdapter.addTab(mTabHost.newTabSpec("pad").setIndicator(create_tab_view("Pad")), TabPad.class, null);
 454                 mTabsAdapter.addTab(mTabHost.newTabSpec("ascent").setIndicator(create_tab_view("Ascent")), TabAscent.class, null);
 455                 mTabsAdapter.addTab(mTabHost.newTabSpec("descent").setIndicator(create_tab_view("Descent")), TabDescent.class, null);
 456                 mTabsAdapter.addTab(mTabHost.newTabSpec("landed").setIndicator(create_tab_view("Landed")), TabLanded.class, null);
 457                 mTabsAdapter.addTab(mTabHost.newTabSpec("map").setIndicator(create_tab_view("Map")), TabMap.class, null);
 458                 mTabsAdapter.addTab(mTabHost.newTabSpec("offmap").setIndicator(create_tab_view("OffMap")), TabMapOffline.class, null);
 459
 460                 // Display the Version
 461                 mVersion = (TextView) findViewById(R.id.version);
 462                 mVersion.setText("Version: " + BuildInfo.version +
 463                                  "  Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
 464                                  "  (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
 465
 466                 mCallsignView  = (TextView) findViewById(R.id.callsign_value);
 467                 mRSSIView      = (TextView) findViewById(R.id.rssi_value);
 468                 mSerialView    = (TextView) findViewById(R.id.serial_value);
 469                 mFlightView    = (TextView) findViewById(R.id.flight_value);
 470                 mStateLayout   = (RelativeLayout) findViewById(R.id.state_container);
 471                 mStateView     = (TextView) findViewById(R.id.state_value);
 472                 mAgeView       = (TextView) findViewById(R.id.age_value);
 473                 mAgeNewColor   = mAgeView.getTextColors().getDefaultColor();
 474                 mAgeOldColor   = getResources().getColor(R.color.old_color);
 475         }
 476
 477         private boolean ensureBluetooth() {
 478                 // Get local Bluetooth adapter
 479                 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
 480
 481                 // If the adapter is null, then Bluetooth is not supported
 482                 if (mBluetoothAdapter == null) {
 483                         Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
 484                         return false;
 485                 }
 486
 487                 if (!mBluetoothAdapter.isEnabled()) {
 488                         Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
 489                         startActivityForResult(enableIntent, AltosDroid.REQUEST_ENABLE_BT);
 490                 }
 491
 492                 return true;
 493         }
 494
 495         private boolean check_usb() {
 496                 UsbDevice       device = AltosUsb.find_device(this, AltosLib.product_basestation);
 497
 498                 if (device != null) {
 499                         Intent          i = new Intent(this, AltosDroid.class);
 500                         PendingIntent   pi = PendingIntent.getActivity(this, 0, new Intent("hello world", null, this, AltosDroid.class), 0);
 501
 502                         if (AltosUsb.request_permission(this, device, pi)) {
 503                                 connectUsb(device);
 504                         }
 505                         start_with_usb = true;
 506                         return true;
 507                 }
 508
 509                 start_with_usb = false;
 510
 511                 return false;
 512         }
 513
 514         private void noticeIntent(Intent intent) {
 515
 516                 /* Ok, this is pretty convenient.
 517                  *
 518                  * When a USB device is plugged in, and our 'hotplug'
 519                  * intent registration fires, we get an Intent with
 520                  * EXTRA_DEVICE set.
 521                  *
 522                  * When we start up and see a usb device and request
 523                  * permission to access it, that queues a
 524                  * PendingIntent, which has the EXTRA_DEVICE added in,
 525                  * along with the EXTRA_PERMISSION_GRANTED field as
 526                  * well.
 527                  *
 528                  * So, in both cases, we get the device name using the
 529                  * same call. We check to see if access was granted,
 530                  * in which case we ignore the device field and do our
 531                  * usual startup thing.
 532                  */
 533
 534                 UsbDevice device = (UsbDevice) intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
 535                 boolean granted = intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, true);
 536
 537                 AltosDebug.debug("intent %s device %s granted %s", intent, device, granted);
 538
 539                 if (!granted)
 540                         device = null;
 541
 542                 if (device != null) {
 543                         AltosDebug.debug("intent has usb device " + device.toString());
 544                         connectUsb(device);
 545                 } else {
 546
 547                         /* 'granted' is only false if this intent came
 548                          * from the request_permission call and
 549                          * permission was denied. In which case, we
 550                          * don't want to loop forever...
 551                          */
 552                         if (granted) {
 553                                 AltosDebug.debug("check for a USB device at startup");
 554                                 if (check_usb())
 555                                         return;
 556                         }
 557                         AltosDebug.debug("Starting by looking for bluetooth devices");
 558                         if (ensureBluetooth())
 559                                 return;
 560                         finish();
 561                 }
 562         }
 563
 564         @Override
 565         public void onStart() {
 566                 super.onStart();
 567                 AltosDebug.debug("++ ON START ++");
 568
 569                 noticeIntent(getIntent());
 570
 571                 // Start Telemetry Service
 572                 String  action = start_with_usb ? ACTION_USB : ACTION_BLUETOOTH;
 573
 574                 startService(new Intent(action, null, AltosDroid.this, TelemetryService.class));
 575
 576                 doBindService();
 577
 578                 if (mAltosVoice == null)
 579                         mAltosVoice = new AltosVoice(this);
 580
 581         }
 582
 583         @Override
 584         public void onNewIntent(Intent intent) {
 585                 super.onNewIntent(intent);
 586                 AltosDebug.debug("onNewIntent");
 587                 noticeIntent(intent);
 588         }
 589
 590         @Override
 591         public void onResume() {
 592                 super.onResume();
 593                 AltosDebug.debug("+ ON RESUME +");
 594         }
 595
 596         @Override
 597         public void onPause() {
 598                 super.onPause();
 599                 AltosDebug.debug("- ON PAUSE -");
 600         }
 601
 602         @Override
 603         public void onStop() {
 604                 super.onStop();
 605                 AltosDebug.debug("-- ON STOP --");
 606
 607                 doUnbindService();
 608                 if (mAltosVoice != null) {
 609                         mAltosVoice.stop();
 610                         mAltosVoice = null;
 611                 }
 612         }
 613
 614         @Override
 615         public void onDestroy() {
 616                 super.onDestroy();
 617                 AltosDebug.debug("--- ON DESTROY ---");
 618
 619                 if (mAltosVoice != null) mAltosVoice.stop();
 620                 stop_timer();
 621         }
 622
 623         protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 624                 AltosDebug.debug("onActivityResult " + resultCode);
 625                 switch (requestCode) {
 626                 case REQUEST_CONNECT_DEVICE:
 627                         // When DeviceListActivity returns with a device to connect to
 628                         if (resultCode == Activity.RESULT_OK) {
 629                                 connectDevice(data);
 630                         }
 631                         break;
 632                 case REQUEST_ENABLE_BT:
 633                         // When the request to enable Bluetooth returns
 634                         if (resultCode == Activity.RESULT_OK) {
 635                                 // Bluetooth is now enabled, so set up a chat session
 636                                 //setupChat();
 637                         } else {
 638                                 // User did not enable Bluetooth or an error occured
 639                                 AltosDebug.error("BT not enabled");
 640                                 stopService(new Intent(AltosDroid.this, TelemetryService.class));
 641                                 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
 642                                 finish();
 643                         }
 644                         break;
 645                 case REQUEST_MAP_TYPE:
 646                         if (resultCode == Activity.RESULT_OK)
 647                                 set_map_type(data);
 648                         break;
 649                 }
 650         }
 651
 652         private void connectUsb(UsbDevice device) {
 653                 if (mService == null)
 654                         pending_usb_device = device;
 655                 else {
 656                         // Attempt to connect to the device
 657                         try {
 658                                 mService.send(Message.obtain(null, TelemetryService.MSG_OPEN_USB, device));
 659                                 AltosDebug.debug("Sent OPEN_USB message");
 660                         } catch (RemoteException e) {
 661                                 AltosDebug.debug("connect device message failed");
 662                         }
 663                 }
 664         }
 665
 666         private void connectDevice(Intent data) {
 667                 // Attempt to connect to the device
 668                 try {
 669                         String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
 670                         String name = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_NAME);
 671
 672                         AltosDebug.debug("Connecting to " + address + " " + name);
 673                         DeviceAddress   a = new DeviceAddress(address, name);
 674                         mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, a));
 675                         AltosDebug.debug("Sent connecting message");
 676                 } catch (RemoteException e) {
 677                         AltosDebug.debug("connect device message failed");
 678                 }
 679         }
 680
 681         private void disconnectDevice() {
 682                 try {
 683                         mService.send(Message.obtain(null, TelemetryService.MSG_DISCONNECT, null));
 684                 } catch (RemoteException e) {
 685                 }
 686         }
 687
 688         private void set_map_type(Intent data) {
 689                 int type = data.getIntExtra(MapTypeActivity.EXTRA_MAP_TYPE, -1);
 690
 691                 AltosDebug.debug("intent set_map_type %d\n", type);
 692                 if (type != -1) {
 693                         map_type = type;
 694                         for (AltosDroidTab mTab : mTabs)
 695                                 mTab.set_map_type(map_type);
 696                 }
 697         }
 698
 699         @Override
 700         public boolean onCreateOptionsMenu(Menu menu) {
 701                 MenuInflater inflater = getMenuInflater();
 702                 inflater.inflate(R.menu.option_menu, menu);
 703                 return true;
 704         }
 705
 706         void setFrequency(double freq) {
 707                 try {
 708                         mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
 709                 } catch (RemoteException e) {
 710                 }
 711         }
 712
 713         void setFrequency(String freq) {
 714                 try {
 715                         setFrequency (AltosParse.parse_double_net(freq.substring(11, 17)));
 716                 } catch (ParseException e) {
 717                 }
 718         }
 719
 720         void setBaud(int baud) {
 721                 try {
 722                         mService.send(Message.obtain(null, TelemetryService.MSG_SETBAUD, baud));
 723                 } catch (RemoteException e) {
 724                 }
 725         }
 726
 727         void setBaud(String baud) {
 728                 try {
 729                         int     value = Integer.parseInt(baud);
 730                         int     rate = AltosLib.ao_telemetry_rate_38400;
 731                         switch (value) {
 732                         case 2400:
 733                                 rate = AltosLib.ao_telemetry_rate_2400;
 734                                 break;
 735                         case 9600:
 736                                 rate = AltosLib.ao_telemetry_rate_9600;
 737                                 break;
 738                         case 38400:
 739                                 rate = AltosLib.ao_telemetry_rate_38400;
 740                                 break;
 741                         }
 742                         setBaud(rate);
 743                 } catch (NumberFormatException e) {
 744                 }
 745         }
 746
 747         @Override
 748         public boolean onOptionsItemSelected(MenuItem item) {
 749                 Intent serverIntent = null;
 750                 switch (item.getItemId()) {
 751                 case R.id.connect_scan:
 752                         if (ensureBluetooth()) {
 753                                 // Launch the DeviceListActivity to see devices and do scan
 754                                 serverIntent = new Intent(this, DeviceListActivity.class);
 755                                 startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
 756                         }
 757                         return true;
 758                 case R.id.disconnect:
 759                         /* Disconnect the device
 760                          */
 761                         disconnectDevice();
 762                         return true;
 763                 case R.id.quit:
 764                         AltosDebug.debug("R.id.quit");
 765                         disconnectDevice();
 766                         finish();
 767                         return true;
 768                 case R.id.select_freq:
 769                         // Set the TBT radio frequency
 770
 771                         final String[] frequencies = {
 772                                 "Channel 0 (434.550MHz)",
 773                                 "Channel 1 (434.650MHz)",
 774                                 "Channel 2 (434.750MHz)",
 775                                 "Channel 3 (434.850MHz)",
 776                                 "Channel 4 (434.950MHz)",
 777                                 "Channel 5 (435.050MHz)",
 778                                 "Channel 6 (435.150MHz)",
 779                                 "Channel 7 (435.250MHz)",
 780                                 "Channel 8 (435.350MHz)",
 781                                 "Channel 9 (435.450MHz)"
 782                         };
 783
 784                         AlertDialog.Builder builder_freq = new AlertDialog.Builder(this);
 785                         builder_freq.setTitle("Pick a frequency");
 786                         builder_freq.setItems(frequencies,
 787                                          new DialogInterface.OnClickListener() {
 788                                                  public void onClick(DialogInterface dialog, int item) {
 789                                                          setFrequency(frequencies[item]);
 790                                                  }
 791                                          });
 792                         AlertDialog alert_freq = builder_freq.create();
 793                         alert_freq.show();
 794                         return true;
 795                 case R.id.select_rate:
 796                         // Set the TBT baud rate
 797
 798                         final String[] rates = {
 799                                 "38400",
 800                                 "9600",
 801                                 "2400",
 802                         };
 803
 804                         AlertDialog.Builder builder_rate = new AlertDialog.Builder(this);
 805                         builder_rate.setTitle("Pick a baud rate");
 806                         builder_rate.setItems(rates,
 807                                          new DialogInterface.OnClickListener() {
 808                                                  public void onClick(DialogInterface dialog, int item) {
 809                                                          setBaud(rates[item]);
 810                                                  }
 811                                          });
 812                         AlertDialog alert_rate = builder_rate.create();
 813                         alert_rate.show();
 814                         return true;
 815                 case R.id.change_units:
 816                         boolean imperial = AltosPreferences.imperial_units();
 817                         AltosPreferences.set_imperial_units(!imperial);
 818                         return true;
 819                 case R.id.preload_maps:
 820                         serverIntent = new Intent(this, PreloadMapActivity.class);
 821                         startActivityForResult(serverIntent, REQUEST_PRELOAD_MAPS);
 822                         return true;
 823                 case R.id.map_type:
 824                         serverIntent = new Intent(this, MapTypeActivity.class);
 825                         startActivityForResult(serverIntent, REQUEST_MAP_TYPE);
 826                         return true;
 827                 }
 828                 return false;
 829         }
 830
 831 }