altosdroid: Save selected map type in AltosDroid object
[fw/altos] / altosdroid / src / org / altusmetrum / AltosDroid / AltosDroid.java
index b4725e220c41d27a4a3ce90f4467ae25f6a2f199..5be9ba84429f38190e9d5038648fa85eab453600 100644 (file)
 /*
- * Copyright (C) 2009 The Android Open Source Project
+ * Copyright © 2012-2013 Mike Beattie <mike@ethernal.org>
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  */
 
 package org.altusmetrum.AltosDroid;
 
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+import java.util.Timer;
+import java.util.TimerTask;
+import java.text.*;
+
 import android.app.Activity;
+import android.app.PendingIntent;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
 import android.content.Intent;
+import android.content.Context;
+import android.content.ComponentName;
+import android.content.ServiceConnection;
+import android.content.DialogInterface;
+import android.os.IBinder;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
-import android.text.method.ScrollingMovementMethod;
-import android.util.Log;
-import android.view.KeyEvent;
+import android.os.Messenger;
+import android.os.RemoteException;
+import android.content.res.Resources;
+import android.support.v4.app.FragmentActivity;
+import android.support.v4.app.FragmentManager;
+import android.util.DisplayMetrics;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
-import android.view.View;
 import android.view.Window;
-import android.view.View.OnClickListener;
-import android.view.inputmethod.EditorInfo;
-import android.widget.Button;
-import android.widget.EditText;
+import android.view.View;
+import android.view.LayoutInflater;
+import android.widget.TabHost;
 import android.widget.TextView;
+import android.widget.RelativeLayout;
 import android.widget.Toast;
-import org.altusmetrum.AltosDroid.R;
-import org.altusmetrum.AltosLib.*;
-
-/**
- * This is the main Activity that displays the current chat session.
- */
-public class AltosDroid extends Activity {
-    // Debugging
-    private static final String TAG = "AltosDroid";
-    private static final boolean D = true;
-
-    // Message types sent from the BluetoothChatService Handler
-    public static final int MESSAGE_STATE_CHANGE = 1;
-    public static final int MESSAGE_READ = 2;
-    public static final int MESSAGE_WRITE = 3;
-    public static final int MESSAGE_DEVICE_NAME = 4;
-    public static final int MESSAGE_TOAST = 5;
-
-    // Key names received from the BluetoothChatService Handler
-    public static final String DEVICE_NAME = "device_name";
-    public static final String TOAST = "toast";
-
-    // Intent request codes
-    private static final int REQUEST_CONNECT_DEVICE = 1;
-    private static final int REQUEST_ENABLE_BT      = 2;
-
-    // Layout Views
-    private TextView mTitle;
-    private TextView mSerialView;
-    private EditText mOutEditText;
-    private Button mSendButton;
-
-    // Name of the connected device
-    private String mConnectedDeviceName = null;
-    // String buffer for outgoing messages
-    private StringBuffer mOutStringBuffer;
-    // Local Bluetooth adapter
-    private BluetoothAdapter mBluetoothAdapter = null;
-    // Member object for the chat services
-    private BluetoothChatService mChatService = null;
-
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if(D) Log.e(TAG, "+++ ON CREATE +++");
-
-        // Set up the window layout
-        requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
-        setContentView(R.layout.main);
-        getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
-
-        // Set up the custom title
-        mTitle = (TextView) findViewById(R.id.title_left_text);
-        mTitle.setText(R.string.app_name);
-        mTitle = (TextView) findViewById(R.id.title_right_text);
-
-        // Get local Bluetooth adapter
-        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
-
-        // If the adapter is null, then Bluetooth is not supported
-        if (mBluetoothAdapter == null) {
-            Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
-            finish();
-            return;
-        }
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        if(D) Log.e(TAG, "++ ON START ++");
-
-        // If BT is not on, request that it be enabled.
-        // setupChat() will then be called during onActivityResult
-        if (!mBluetoothAdapter.isEnabled()) {
-            Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
-            startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
-        // Otherwise, setup the chat session
-        } else {
-            if (mChatService == null) setupChat();
-        }
-    }
-
-    @Override
-    public synchronized void onResume() {
-        super.onResume();
-        if(D) Log.e(TAG, "+ ON RESUME +");
-
-        // Performing this check in onResume() covers the case in which BT was
-        // not enabled during onStart(), so we were paused to enable it...
-        // onResume() will be called when ACTION_REQUEST_ENABLE activity returns.
-        if (mChatService != null) {
-            // Only if the state is STATE_NONE, do we know that we haven't started already
-            if (mChatService.getState() == BluetoothChatService.STATE_NONE) {
-              // Start the Bluetooth chat services
-              mChatService.start();
-            }
-        }
-    }
-
-    @Override
-    public synchronized void onPause() {
-        super.onPause();
-        if(D) Log.e(TAG, "- ON PAUSE -");
-    }
-
-    @Override
-    public void onStop() {
-        super.onStop();
-        if(D) Log.e(TAG, "-- ON STOP --");
-    }
-
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-        // Stop the Bluetooth chat services
-        if (mChatService != null) mChatService.stop();
-        if(D) Log.e(TAG, "--- ON DESTROY ---");
-    }
-
-
-
-    private void setupChat() {
-        Log.d(TAG, "setupChat()");
-
-        mSerialView = (TextView) findViewById(R.id.in);
-        mSerialView.setMovementMethod(new ScrollingMovementMethod());
-        mSerialView.setClickable(false);
-        mSerialView.setLongClickable(false);
-
-        // Initialize the compose field with a listener for the return key
-        mOutEditText = (EditText) findViewById(R.id.edit_text_out);
-        mOutEditText.setOnEditorActionListener(mWriteListener);
-
-        // Initialize the send button with a listener that for click events
-        mSendButton = (Button) findViewById(R.id.button_send);
-        mSendButton.setOnClickListener(new OnClickListener() {
-            public void onClick(View v) {
-                // Send a message using content of the edit text widget
-                TextView view = (TextView) findViewById(R.id.edit_text_out);
-                String message = view.getText().toString();
-                sendMessage(message);
-            }
-        });
-
-        // Initialize the BluetoothChatService to perform bluetooth connections
-        mChatService = new BluetoothChatService(this, mHandler);
-
-        // Initialize the buffer for outgoing messages
-        mOutStringBuffer = new StringBuffer("");
-    }
-
-    /**
-     * Sends a message.
-     * @param message  A string of text to send.
-     */
-    private void sendMessage(String message) {
-        // Check that we're actually connected before trying anything
-        if (mChatService.getState() != BluetoothChatService.STATE_CONNECTED) {
-            Toast.makeText(this, R.string.not_connected, Toast.LENGTH_SHORT).show();
-            return;
-        }
-
-        // Check that there's actually something to send
-        if (message.length() > 0) {
-            // Get the message bytes and tell the BluetoothChatService to write
-            byte[] send = message.getBytes();
-            mChatService.write(send);
-
-            // Reset out string buffer to zero and clear the edit text field
-            mOutStringBuffer.setLength(0);
-            mOutEditText.setText(mOutStringBuffer);
-        }
-    }
-
-    // The action listener for the EditText widget, to listen for the return key
-    private TextView.OnEditorActionListener mWriteListener =
-        new TextView.OnEditorActionListener() {
-        public boolean onEditorAction(TextView view, int actionId, KeyEvent event) {
-            // If the action is a key-up event on the return key, send the message
-            if (actionId == EditorInfo.IME_NULL && event.getAction() == KeyEvent.ACTION_UP) {
-                String message = view.getText().toString();
-                sendMessage(message);
-            }
-            if(D) Log.i(TAG, "END onEditorAction");
-            return true;
-        }
-    };
-
-    // The Handler that gets information back from the BluetoothChatService
-    private final Handler mHandler = new Handler() {
-        @Override
-        public void handleMessage(Message msg) {
-            switch (msg.what) {
-            case MESSAGE_STATE_CHANGE:
-                if(D) Log.i(TAG, "MESSAGE_STATE_CHANGE: " + msg.arg1);
-                switch (msg.arg1) {
-                case BluetoothChatService.STATE_CONNECTED:
-                    mTitle.setText(R.string.title_connected_to);
-                    mTitle.append(mConnectedDeviceName);
-                    mSerialView.setText("");
-                    break;
-                case BluetoothChatService.STATE_CONNECTING:
-                    mTitle.setText(R.string.title_connecting);
-                    break;
-                case BluetoothChatService.STATE_READY:
-                case BluetoothChatService.STATE_NONE:
-                    mTitle.setText(R.string.title_not_connected);
-                    break;
-                }
-                break;
-            case MESSAGE_WRITE:
-                byte[] writeBuf = (byte[]) msg.obj;
-                // construct a string from the buffer
-                String writeMessage = new String(writeBuf);
-                mSerialView.append(writeMessage + '\n');
-                break;
-            case MESSAGE_READ:
-                byte[] readBuf = (byte[]) msg.obj;
-                // construct a string from the valid bytes in the buffer
-                String readMessage = new String(readBuf, 0, msg.arg1);
-                mSerialView.append(readMessage);
-                break;
-            case MESSAGE_DEVICE_NAME:
-                // save the connected device's name
-                mConnectedDeviceName = msg.getData().getString(DEVICE_NAME);
-                Toast.makeText(getApplicationContext(), "Connected to "
-                               + mConnectedDeviceName, Toast.LENGTH_SHORT).show();
-                break;
-            case MESSAGE_TOAST:
-                Toast.makeText(getApplicationContext(), msg.getData().getString(TOAST),
-                               Toast.LENGTH_SHORT).show();
-                break;
-            }
-        }
-    };
-
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        if(D) Log.d(TAG, "onActivityResult " + resultCode);
-        switch (requestCode) {
-        case REQUEST_CONNECT_DEVICE:
-            // When DeviceListActivity returns with a device to connect to
-            if (resultCode == Activity.RESULT_OK) {
-                connectDevice(data);
-            }
-            break;
-        case REQUEST_ENABLE_BT:
-            // When the request to enable Bluetooth returns
-            if (resultCode == Activity.RESULT_OK) {
-                // Bluetooth is now enabled, so set up a chat session
-                setupChat();
-            } else {
-                // User did not enable Bluetooth or an error occured
-                Log.d(TAG, "BT not enabled");
-                Toast.makeText(this, R.string.bt_not_enabled_leaving, Toast.LENGTH_SHORT).show();
-                finish();
-            }
-        }
-    }
-
-    private void connectDevice(Intent data) {
-        // Get the device MAC address
-        String address = data.getExtras()
-            .getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
-        // Get the BLuetoothDevice object
-        BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
-        // Attempt to connect to the device
-        mChatService.connect(device);
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        MenuInflater inflater = getMenuInflater();
-        inflater.inflate(R.menu.option_menu, menu);
-        return true;
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        Intent serverIntent = null;
-        switch (item.getItemId()) {
-        case R.id.telemetry_service_control:
-            serverIntent = new Intent(this, TelemetryServiceActivities.Controller.class);
-            startActivity(serverIntent);
-            return true;
-        case R.id.telemetry_service_bind:
-            serverIntent = new Intent(this, TelemetryServiceActivities.Binding.class);
-            startActivity(serverIntent);
-            return true;
-        case R.id.connect_scan:
-            // Launch the DeviceListActivity to see devices and do scan
-            serverIntent = new Intent(this, DeviceListActivity.class);
-            startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
-            return true;
-        }
-        return false;
-    }
+import android.app.AlertDialog;
+import android.location.Location;
+import android.hardware.usb.*;
+
+import org.altusmetrum.altoslib_7.*;
+
+public class AltosDroid extends FragmentActivity implements AltosUnitsListener {
+
+       // Actions sent to the telemetry server at startup time
+
+       public static final String ACTION_BLUETOOTH = "org.altusmetrum.AltosDroid.BLUETOOTH";
+       public static final String ACTION_USB = "org.altusmetrum.AltosDroid.USB";
+
+       // Message types received by our Handler
+
+       public static final int MSG_STATE           = 1;
+       public static final int MSG_UPDATE_AGE      = 2;
+
+       // Intent request codes
+       public static final int REQUEST_CONNECT_DEVICE = 1;
+       public static final int REQUEST_ENABLE_BT      = 2;
+       public static final int REQUEST_PRELOAD_MAPS   = 3;
+       public static final int REQUEST_MAP_TYPE       = 4;
+
+       public int map_type = AltosMap.maptype_hybrid;
+
+       public static FragmentManager   fm;
+
+       private BluetoothAdapter mBluetoothAdapter = null;
+
+       // Layout Views
+       private TextView mTitle;
+
+       // Flight state values
+       private TextView mCallsignView;
+       private TextView mRSSIView;
+       private TextView mSerialView;
+       private TextView mFlightView;
+       private RelativeLayout mStateLayout;
+       private TextView mStateView;
+       private TextView mAgeView;
+
+       // field to display the version at the bottom of the screen
+       private TextView mVersion;
+
+       private double frequency;
+       private int telemetry_rate;
+
+       // Tabs
+       TabHost         mTabHost;
+       AltosViewPager  mViewPager;
+       TabsAdapter     mTabsAdapter;
+       ArrayList<AltosDroidTab> mTabs = new ArrayList<AltosDroidTab>();
+       int             tabHeight;
+
+       // Timer and Saved flight state for Age calculation
+       private Timer timer;
+       AltosState saved_state;
+
+       UsbDevice       pending_usb_device;
+       boolean         start_with_usb;
+
+       // Service
+       private boolean mIsBound   = false;
+       private Messenger mService = null;
+       final Messenger mMessenger = new Messenger(new IncomingHandler(this));
+
+       // Text to Speech
+       private AltosVoice mAltosVoice = null;
+
+       // The Handler that gets information back from the Telemetry Service
+       static class IncomingHandler extends Handler {
+               private final WeakReference<AltosDroid> mAltosDroid;
+               IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
+
+               @Override
+               public void handleMessage(Message msg) {
+                       AltosDroid ad = mAltosDroid.get();
+
+                       switch (msg.what) {
+                       case MSG_STATE:
+                               AltosDebug.debug("MSG_STATE");
+                               TelemetryState telemetry_state = (TelemetryState) msg.obj;
+                               if (telemetry_state == null) {
+                                       AltosDebug.debug("telemetry_state null!");
+                                       return;
+                               }
+
+                               ad.update_state(telemetry_state);
+                               break;
+                       case MSG_UPDATE_AGE:
+                               AltosDebug.debug("MSG_UPDATE_AGE");
+                               ad.update_age();
+                               break;
+                       }
+               }
+       };
+
+
+       private ServiceConnection mConnection = new ServiceConnection() {
+               public void onServiceConnected(ComponentName className, IBinder service) {
+                       mService = new Messenger(service);
+                       try {
+                               Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
+                               msg.replyTo = mMessenger;
+                               mService.send(msg);
+                       } catch (RemoteException e) {
+                               // In this case the service has crashed before we could even do anything with it
+                       }
+                       if (pending_usb_device != null) {
+                               try {
+                                       mService.send(Message.obtain(null, TelemetryService.MSG_OPEN_USB, pending_usb_device));
+                                       pending_usb_device = null;
+                               } catch (RemoteException e) {
+                               }
+                       }
+               }
+
+               public void onServiceDisconnected(ComponentName className) {
+                       // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
+                       mService = null;
+               }
+       };
+
+       void doBindService() {
+               bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
+               mIsBound = true;
+       }
+
+       void doUnbindService() {
+               if (mIsBound) {
+                       // If we have received the service, and hence registered with it, then now is the time to unregister.
+                       if (mService != null) {
+                               try {
+                                       Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
+                                       msg.replyTo = mMessenger;
+                                       mService.send(msg);
+                               } catch (RemoteException e) {
+                                       // There is nothing special we need to do if the service has crashed.
+                               }
+                       }
+                       // Detach our existing connection.
+                       unbindService(mConnection);
+                       mIsBound = false;
+               }
+       }
+
+       public void registerTab(AltosDroidTab mTab) {
+               mTabs.add(mTab);
+       }
+
+       public void unregisterTab(AltosDroidTab mTab) {
+               mTabs.remove(mTab);
+       }
+
+       public void units_changed(boolean imperial_units) {
+               for (AltosDroidTab mTab : mTabs)
+                       mTab.units_changed(imperial_units);
+       }
+
+       void update_title(TelemetryState telemetry_state) {
+               switch (telemetry_state.connect) {
+               case TelemetryState.CONNECT_CONNECTED:
+                       if (telemetry_state.config != null) {
+                               String str = String.format("S/N %d %6.3f MHz", telemetry_state.config.serial,
+                                                          telemetry_state.frequency);
+                               if (telemetry_state.telemetry_rate != AltosLib.ao_telemetry_rate_38400)
+                                       str = str.concat(String.format(" %d bps",
+                                                                      AltosLib.ao_telemetry_rate_values[telemetry_state.telemetry_rate]));
+                               mTitle.setText(str);
+                       } else {
+                               mTitle.setText(R.string.title_connected_to);
+                       }
+                       break;
+               case TelemetryState.CONNECT_CONNECTING:
+                       if (telemetry_state.address != null)
+                               mTitle.setText(String.format("Connecting to %s...", telemetry_state.address.name));
+                       else
+                               mTitle.setText("Connecting to something...");
+                       break;
+               case TelemetryState.CONNECT_DISCONNECTED:
+               case TelemetryState.CONNECT_NONE:
+                       mTitle.setText(R.string.title_not_connected);
+                       break;
+               }
+       }
+
+       void start_timer() {
+               if (timer == null) {
+                       timer = new Timer();
+                       timer.scheduleAtFixedRate(new TimerTask(){ public void run() {onTimerTick();}}, 1000L, 1000L);
+               }
+       }
+
+       void stop_timer() {
+               if (timer != null) {
+                       timer.cancel();
+                       timer.purge();
+                       timer = null;
+               }
+       }
+
+       boolean registered_units_listener;
+
+       void update_state(TelemetryState telemetry_state) {
+
+               if (!registered_units_listener) {
+                       registered_units_listener = true;
+                       AltosPreferences.register_units_listener(this);
+               }
+
+               update_title(telemetry_state);
+               update_ui(telemetry_state.state, telemetry_state.location);
+               if (telemetry_state.connect == TelemetryState.CONNECT_CONNECTED)
+                       start_timer();
+       }
+
+       boolean same_string(String a, String b) {
+               if (a == null) {
+                       if (b == null)
+                               return true;
+                       return false;
+               } else {
+                       if (b == null)
+                               return false;
+                       return a.equals(b);
+               }
+       }
+
+       void update_age() {
+               if (saved_state != null)
+                       mAgeView.setText(String.format("%d", (System.currentTimeMillis() - saved_state.received_time + 500) / 1000));
+       }
+
+       void update_ui(AltosState state, Location location) {
+
+               int prev_state = AltosLib.ao_flight_invalid;
+
+               AltosGreatCircle from_receiver = null;
+
+               if (saved_state != null)
+                       prev_state = saved_state.state;
+
+               if (state != null) {
+                       if (state.state == AltosLib.ao_flight_stateless) {
+                               boolean prev_locked = false;
+                               boolean locked = false;
+
+                               if(state.gps != null)
+                                       locked = state.gps.locked;
+                               if (saved_state != null && saved_state.gps != null)
+                                       prev_locked = saved_state.gps.locked;
+                               if (prev_locked != locked) {
+                                       String currentTab = mTabHost.getCurrentTabTag();
+                                       if (locked) {
+                                               if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
+                                       } else {
+                                               if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("pad");
+                                       }
+                               }
+                       } else {
+                               if (prev_state != state.state) {
+                                       String currentTab = mTabHost.getCurrentTabTag();
+                                       switch (state.state) {
+                                       case AltosLib.ao_flight_boost:
+                                               if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("ascent");
+                                               break;
+                                       case AltosLib.ao_flight_drogue:
+                                               if (currentTab.equals("ascent")) mTabHost.setCurrentTabByTag("descent");
+                                               break;
+                                       case AltosLib.ao_flight_landed:
+                                               if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("landed");
+                                               break;
+                                       case AltosLib.ao_flight_stateless:
+                                               if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
+                                               break;
+                                       }
+                               }
+                       }
+
+                       if (location != null && state.gps != null && state.gps.locked) {
+                               double altitude = 0;
+                               if (location.hasAltitude())
+                                       altitude = location.getAltitude();
+                               from_receiver = new AltosGreatCircle(location.getLatitude(),
+                                                                    location.getLongitude(),
+                                                                    altitude,
+                                                                    state.gps.lat,
+                                                                    state.gps.lon,
+                                                                    state.gps.alt);
+                       }
+
+                       if (saved_state == null || !same_string(saved_state.callsign, state.callsign)) {
+                               mCallsignView.setText(state.callsign);
+                       }
+                       if (saved_state == null || state.serial != saved_state.serial) {
+                               mSerialView.setText(String.format("%d", state.serial));
+                       }
+                       if (saved_state == null || state.flight != saved_state.flight) {
+                               if (state.flight == AltosLib.MISSING)
+                                       mFlightView.setText("");
+                               else
+                                       mFlightView.setText(String.format("%d", state.flight));
+                       }
+                       if (saved_state == null || state.state != saved_state.state) {
+                               if (state.state == AltosLib.ao_flight_stateless) {
+                                       mStateLayout.setVisibility(View.GONE);
+                               } else {
+                                       mStateView.setText(state.state_name());
+                                       mStateLayout.setVisibility(View.VISIBLE);
+                               }
+                       }
+                       if (saved_state == null || state.rssi != saved_state.rssi) {
+                               mRSSIView.setText(String.format("%d", state.rssi));
+                       }
+               }
+
+               for (AltosDroidTab mTab : mTabs)
+                       mTab.update_ui(state, from_receiver, location, mTab == mTabsAdapter.currentItem());
+
+               if (state != null && mAltosVoice != null)
+                       mAltosVoice.tell(state, from_receiver);
+
+               saved_state = state;
+       }
+
+       private void onTimerTick() {
+               try {
+                       mMessenger.send(Message.obtain(null, MSG_UPDATE_AGE));
+               } catch (RemoteException e) {
+               }
+       }
+
+       static String pos(double p, String pos, String neg) {
+               String  h = pos;
+               if (p == AltosLib.MISSING)
+                       return "";
+               if (p < 0) {
+                       h = neg;
+                       p = -p;
+               }
+               int deg = (int) Math.floor(p);
+               double min = (p - Math.floor(p)) * 60.0;
+               return String.format("%d°%9.4f\" %s", deg, min, h);
+       }
+
+       static String number(String format, double value) {
+               if (value == AltosLib.MISSING)
+                       return "";
+               return String.format(format, value);
+       }
+
+       static String integer(String format, int value) {
+               if (value == AltosLib.MISSING)
+                       return "";
+               return String.format(format, value);
+       }
+
+       private View create_tab_view(String label) {
+               LayoutInflater inflater = (LayoutInflater) this.getLayoutInflater();
+               View tab_view = inflater.inflate(R.layout.tab_layout, null);
+               TextView text_view = (TextView) tab_view.findViewById (R.id.tabLabel);
+               text_view.setText(label);
+               return tab_view;
+       }
+
+       @Override
+       public void onCreate(Bundle savedInstanceState) {
+               super.onCreate(savedInstanceState);
+               AltosDebug.init(this);
+               AltosDebug.debug("+++ ON CREATE +++");
+
+               fm = getSupportFragmentManager();
+
+               // Set up the window layout
+               requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
+               setContentView(R.layout.altosdroid);
+               getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
+
+               // Create the Tabs and ViewPager
+               mTabHost = (TabHost)findViewById(android.R.id.tabhost);
+               mTabHost.setup();
+
+               mViewPager = (AltosViewPager)findViewById(R.id.pager);
+               mViewPager.setOffscreenPageLimit(4);
+
+               mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);
+
+               mTabsAdapter.addTab(mTabHost.newTabSpec("pad").setIndicator(create_tab_view("Pad")), TabPad.class, null);
+               mTabsAdapter.addTab(mTabHost.newTabSpec("ascent").setIndicator(create_tab_view("Ascent")), TabAscent.class, null);
+               mTabsAdapter.addTab(mTabHost.newTabSpec("descent").setIndicator(create_tab_view("Descent")), TabDescent.class, null);
+               mTabsAdapter.addTab(mTabHost.newTabSpec("landed").setIndicator(create_tab_view("Landed")), TabLanded.class, null);
+               mTabsAdapter.addTab(mTabHost.newTabSpec("map").setIndicator(create_tab_view("Map")), TabMap.class, null);
+               mTabsAdapter.addTab(mTabHost.newTabSpec("offmap").setIndicator(create_tab_view("OffMap")), TabMapOffline.class, null);
+
+               // Set up the custom title
+               mTitle = (TextView) findViewById(R.id.title_left_text);
+               mTitle.setText(R.string.app_name);
+               mTitle = (TextView) findViewById(R.id.title_right_text);
+
+               // Display the Version
+               mVersion = (TextView) findViewById(R.id.version);
+               mVersion.setText("Version: " + BuildInfo.version +
+                                "  Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
+                                "  (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
+
+               mCallsignView  = (TextView) findViewById(R.id.callsign_value);
+               mRSSIView      = (TextView) findViewById(R.id.rssi_value);
+               mSerialView    = (TextView) findViewById(R.id.serial_value);
+               mFlightView    = (TextView) findViewById(R.id.flight_value);
+               mStateLayout   = (RelativeLayout) findViewById(R.id.state_container);
+               mStateView     = (TextView) findViewById(R.id.state_value);
+               mAgeView       = (TextView) findViewById(R.id.age_value);
+       }
+
+       private boolean ensureBluetooth() {
+               // Get local Bluetooth adapter
+               mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
+
+               // If the adapter is null, then Bluetooth is not supported
+               if (mBluetoothAdapter == null) {
+                       Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
+                       return false;
+               }
+
+               if (!mBluetoothAdapter.isEnabled()) {
+                       Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
+                       startActivityForResult(enableIntent, AltosDroid.REQUEST_ENABLE_BT);
+               }
+
+               return true;
+       }
+
+       private boolean check_usb() {
+               UsbDevice       device = AltosUsb.find_device(this, AltosLib.product_basestation);
+
+               if (device != null) {
+                       Intent          i = new Intent(this, AltosDroid.class);
+                       PendingIntent   pi = PendingIntent.getActivity(this, 0, new Intent("hello world", null, this, AltosDroid.class), 0);
+
+                       if (AltosUsb.request_permission(this, device, pi)) {
+                               connectUsb(device);
+                       }
+                       start_with_usb = true;
+                       return true;
+               }
+
+               start_with_usb = false;
+
+               return false;
+       }
+
+       private void noticeIntent(Intent intent) {
+
+               /* Ok, this is pretty convenient.
+                *
+                * When a USB device is plugged in, and our 'hotplug'
+                * intent registration fires, we get an Intent with
+                * EXTRA_DEVICE set.
+                *
+                * When we start up and see a usb device and request
+                * permission to access it, that queues a
+                * PendingIntent, which has the EXTRA_DEVICE added in,
+                * along with the EXTRA_PERMISSION_GRANTED field as
+                * well.
+                *
+                * So, in both cases, we get the device name using the
+                * same call. We check to see if access was granted,
+                * in which case we ignore the device field and do our
+                * usual startup thing.
+                */
+
+               UsbDevice device = (UsbDevice) intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
+               boolean granted = intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, true);
+
+               AltosDebug.debug("intent %s device %s granted %s", intent, device, granted);
+
+               if (!granted)
+                       device = null;
+
+               if (device != null) {
+                       AltosDebug.debug("intent has usb device " + device.toString());
+                       connectUsb(device);
+               } else {
+
+                       /* 'granted' is only false if this intent came
+                        * from the request_permission call and
+                        * permission was denied. In which case, we
+                        * don't want to loop forever...
+                        */
+                       if (granted) {
+                               AltosDebug.debug("check for a USB device at startup");
+                               if (check_usb())
+                                       return;
+                       }
+                       AltosDebug.debug("Starting by looking for bluetooth devices");
+                       if (ensureBluetooth())
+                               return;
+                       finish();
+               }
+       }
+
+       @Override
+       public void onStart() {
+               super.onStart();
+               AltosDebug.debug("++ ON START ++");
+
+               noticeIntent(getIntent());
+
+               // Start Telemetry Service
+               String  action = start_with_usb ? ACTION_USB : ACTION_BLUETOOTH;
+
+               startService(new Intent(action, null, AltosDroid.this, TelemetryService.class));
+
+               doBindService();
+
+               if (mAltosVoice == null)
+                       mAltosVoice = new AltosVoice(this);
+
+       }
+
+       @Override
+       public void onNewIntent(Intent intent) {
+               super.onNewIntent(intent);
+               AltosDebug.debug("onNewIntent");
+               noticeIntent(intent);
+       }
+
+       @Override
+       public void onResume() {
+               super.onResume();
+               AltosDebug.debug("+ ON RESUME +");
+       }
+
+       @Override
+       public void onPause() {
+               super.onPause();
+               AltosDebug.debug("- ON PAUSE -");
+       }
+
+       @Override
+       public void onStop() {
+               super.onStop();
+               AltosDebug.debug("-- ON STOP --");
+
+               doUnbindService();
+               if (mAltosVoice != null) {
+                       mAltosVoice.stop();
+                       mAltosVoice = null;
+               }
+       }
+
+       @Override
+       public void onDestroy() {
+               super.onDestroy();
+               AltosDebug.debug("--- ON DESTROY ---");
+
+               if (mAltosVoice != null) mAltosVoice.stop();
+               stop_timer();
+       }
+
+       protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+               AltosDebug.debug("onActivityResult " + resultCode);
+               switch (requestCode) {
+               case REQUEST_CONNECT_DEVICE:
+                       // When DeviceListActivity returns with a device to connect to
+                       if (resultCode == Activity.RESULT_OK) {
+                               connectDevice(data);
+                       }
+                       break;
+               case REQUEST_ENABLE_BT:
+                       // When the request to enable Bluetooth returns
+                       if (resultCode == Activity.RESULT_OK) {
+                               // Bluetooth is now enabled, so set up a chat session
+                               //setupChat();
+                       } else {
+                               // User did not enable Bluetooth or an error occured
+                               AltosDebug.error("BT not enabled");
+                               stopService(new Intent(AltosDroid.this, TelemetryService.class));
+                               Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
+                               finish();
+                       }
+                       break;
+               case REQUEST_MAP_TYPE:
+                       if (resultCode == Activity.RESULT_OK)
+                               set_map_type(data);
+                       break;
+               }
+       }
+
+       private void connectUsb(UsbDevice device) {
+               if (mService == null)
+                       pending_usb_device = device;
+               else {
+                       // Attempt to connect to the device
+                       try {
+                               mService.send(Message.obtain(null, TelemetryService.MSG_OPEN_USB, device));
+                               AltosDebug.debug("Sent OPEN_USB message");
+                       } catch (RemoteException e) {
+                               AltosDebug.debug("connect device message failed");
+                       }
+               }
+       }
+
+       private void connectDevice(Intent data) {
+               // Attempt to connect to the device
+               try {
+                       String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
+                       String name = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_NAME);
+
+                       AltosDebug.debug("Connecting to " + address + " " + name);
+                       DeviceAddress   a = new DeviceAddress(address, name);
+                       mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, a));
+                       AltosDebug.debug("Sent connecting message");
+               } catch (RemoteException e) {
+                       AltosDebug.debug("connect device message failed");
+               }
+       }
+
+       private void disconnectDevice() {
+               try {
+                       mService.send(Message.obtain(null, TelemetryService.MSG_DISCONNECT, null));
+               } catch (RemoteException e) {
+               }
+       }
+
+       private void set_map_type(Intent data) {
+               int type = data.getIntExtra(MapTypeActivity.EXTRA_MAP_TYPE, -1);
+
+               AltosDebug.debug("intent set_map_type %d\n", type);
+               if (type != -1) {
+                       map_type = type;
+                       for (AltosDroidTab mTab : mTabs)
+                               mTab.set_map_type(map_type);
+               }
+       }
+
+       @Override
+       public boolean onCreateOptionsMenu(Menu menu) {
+               MenuInflater inflater = getMenuInflater();
+               inflater.inflate(R.menu.option_menu, menu);
+               return true;
+       }
+
+       void setFrequency(double freq) {
+               try {
+                       mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
+               } catch (RemoteException e) {
+               }
+       }
+
+       void setFrequency(String freq) {
+               try {
+                       setFrequency (AltosParse.parse_double_net(freq.substring(11, 17)));
+               } catch (ParseException e) {
+               }
+       }
+
+       void setBaud(int baud) {
+               try {
+                       mService.send(Message.obtain(null, TelemetryService.MSG_SETBAUD, baud));
+               } catch (RemoteException e) {
+               }
+       }
+
+       void setBaud(String baud) {
+               try {
+                       int     value = Integer.parseInt(baud);
+                       int     rate = AltosLib.ao_telemetry_rate_38400;
+                       switch (value) {
+                       case 2400:
+                               rate = AltosLib.ao_telemetry_rate_2400;
+                               break;
+                       case 9600:
+                               rate = AltosLib.ao_telemetry_rate_9600;
+                               break;
+                       case 38400:
+                               rate = AltosLib.ao_telemetry_rate_38400;
+                               break;
+                       }
+                       setBaud(rate);
+               } catch (NumberFormatException e) {
+               }
+       }
+
+       @Override
+       public boolean onOptionsItemSelected(MenuItem item) {
+               Intent serverIntent = null;
+               switch (item.getItemId()) {
+               case R.id.connect_scan:
+                       if (ensureBluetooth()) {
+                               // Launch the DeviceListActivity to see devices and do scan
+                               serverIntent = new Intent(this, DeviceListActivity.class);
+                               startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
+                       }
+                       return true;
+               case R.id.disconnect:
+                       /* Disconnect the device
+                        */
+                       disconnectDevice();
+                       return true;
+               case R.id.quit:
+                       AltosDebug.debug("R.id.quit");
+                       disconnectDevice();
+                       finish();
+                       return true;
+               case R.id.select_freq:
+                       // Set the TBT radio frequency
+
+                       final String[] frequencies = {
+                               "Channel 0 (434.550MHz)",
+                               "Channel 1 (434.650MHz)",
+                               "Channel 2 (434.750MHz)",
+                               "Channel 3 (434.850MHz)",
+                               "Channel 4 (434.950MHz)",
+                               "Channel 5 (435.050MHz)",
+                               "Channel 6 (435.150MHz)",
+                               "Channel 7 (435.250MHz)",
+                               "Channel 8 (435.350MHz)",
+                               "Channel 9 (435.450MHz)"
+                       };
+
+                       AlertDialog.Builder builder_freq = new AlertDialog.Builder(this);
+                       builder_freq.setTitle("Pick a frequency");
+                       builder_freq.setItems(frequencies,
+                                        new DialogInterface.OnClickListener() {
+                                                public void onClick(DialogInterface dialog, int item) {
+                                                        setFrequency(frequencies[item]);
+                                                }
+                                        });
+                       AlertDialog alert_freq = builder_freq.create();
+                       alert_freq.show();
+                       return true;
+               case R.id.select_rate:
+                       // Set the TBT baud rate
+
+                       final String[] rates = {
+                               "38400",
+                               "9600",
+                               "2400",
+                       };
+
+                       AlertDialog.Builder builder_rate = new AlertDialog.Builder(this);
+                       builder_rate.setTitle("Pick a baud rate");
+                       builder_rate.setItems(rates,
+                                        new DialogInterface.OnClickListener() {
+                                                public void onClick(DialogInterface dialog, int item) {
+                                                        setBaud(rates[item]);
+                                                }
+                                        });
+                       AlertDialog alert_rate = builder_rate.create();
+                       alert_rate.show();
+                       return true;
+               case R.id.change_units:
+                       boolean imperial = AltosPreferences.imperial_units();
+                       AltosPreferences.set_imperial_units(!imperial);
+                       return true;
+               case R.id.preload_maps:
+                       serverIntent = new Intent(this, PreloadMapActivity.class);
+                       startActivityForResult(serverIntent, REQUEST_PRELOAD_MAPS);
+                       return true;
+               case R.id.map_type:
+                       serverIntent = new Intent(this, MapTypeActivity.class);
+                       startActivityForResult(serverIntent, REQUEST_MAP_TYPE);
+                       return true;
+               }
+               return false;
+       }
 
 }