package org.altusmetrum.AltosDroid;
+import java.lang.ref.WeakReference;
+
import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
+import android.speech.tts.TextToSpeech;
+import android.speech.tts.TextToSpeech.OnInitListener;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
-//import android.view.KeyEvent;
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.widget.TextView;
import android.widget.Toast;
-import org.altusmetrum.AltosDroid.R;
/**
* This is the main Activity that displays the current chat session.
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";
-
-
+ // Message types received by our Handler
+ public static final int MSG_STATE_CHANGE = 1;
+ public static final int MSG_DEVNAME = 2;
+ public static final int MSG_TOAST = 3;
+ public static final int MSG_DEVCONFIG = 4;
+ public static final int MSG_TELEMETRY = 5;
// Intent request codes
private static final int REQUEST_CONNECT_DEVICE = 1;
// Layout Views
private TextView mTitle;
private TextView mSerialView;
- //private EditText mOutEditText;
- //private Button mSendButton;
- private boolean mIsBound;
- Messenger mService = null;
+ // Service
+ private boolean mIsBound = false;
+ private Messenger mService = null;
+ final Messenger mMessenger = new Messenger(new IncomingHandler(this));
// Name of the connected device
private String mConnectedDeviceName = null;
// Local Bluetooth adapter
private BluetoothAdapter mBluetoothAdapter = null;
+ // Text to Speech
+ private TextToSpeech tts = null;
+ private boolean tts_enabled = false;
+
+ // 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_CHANGE:
+ if(D) Log.d(TAG, "MSG_STATE_CHANGE: " + msg.arg1);
+ switch (msg.arg1) {
+ case TelemetryService.STATE_CONNECTED:
+ ad.mTitle.setText(R.string.title_connected_to);
+ ad.mTitle.append(ad.mConnectedDeviceName);
+ ad.mSerialView.setText("");
+ break;
+ case TelemetryService.STATE_CONNECTING:
+ ad.mTitle.setText(R.string.title_connecting);
+ break;
+ case TelemetryService.STATE_READY:
+ case TelemetryService.STATE_NONE:
+ ad.mTitle.setText(R.string.title_not_connected);
+ break;
+ }
+ break;
+ case MSG_DEVCONFIG:
+ case MSG_TELEMETRY:
+ //byte[] buf = (byte[]) msg.obj;
+ // construct a string from the buffer
+ //String telem = new String(buf);
+ //ad.mSerialView.append(telem);
+ break;
+ case MSG_DEVNAME:
+ // save the connected device's name
+ ad.mConnectedDeviceName = (String) msg.obj;
+ if (ad.mConnectedDeviceName != null)
+ Toast.makeText(ad.getApplicationContext(), "Connected to "
+ + ad.mConnectedDeviceName, Toast.LENGTH_SHORT).show();
+ break;
+ case MSG_TOAST:
+ Toast.makeText(
+ ad.getApplicationContext(),
+ (String) msg.obj,
+ Toast.LENGTH_SHORT).show();
+ 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
+ }
}
public void onServiceDisconnected(ComponentName className) {
mTitle.setText(R.string.app_name);
mTitle = (TextView) findViewById(R.id.title_right_text);
+ // Set up the temporary Text View
mSerialView = (TextView) findViewById(R.id.in);
mSerialView.setMovementMethod(new ScrollingMovementMethod());
mSerialView.setClickable(false);
return;
}
+ // Enable Text to Speech
+ tts = new TextToSpeech(this, new OnInitListener() {
+ public void onInit(int status) {
+ if (status == TextToSpeech.SUCCESS) tts_enabled = true;
+ if (tts_enabled) tts.speak("AltosDroid ready", TextToSpeech.QUEUE_ADD, null );
+ }
+ });
+
// Start Telemetry Service
startService(new Intent(AltosDroid.this, TelemetryService.class));
if (!mBluetoothAdapter.isEnabled()) {
Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
- } else {
- //if (mChatService == null) setupChat();
}
}
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
doUnbindService();
- if(D) Log.e(TAG, "--- ON DESTROY ---");
- }
-
+ if (tts != null) tts.shutdown();
-
-/*
- private void setupChat() {
- Log.d(TAG, "setupChat()");
-
- // 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("");
+ if(D) Log.e(TAG, "--- ON DESTROY ---");
}
-*/
-
- /**
- * 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;
- }
- };
- */
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if(D) Log.d(TAG, "onActivityResult " + resultCode);
//setupChat();
} else {
// User did not enable Bluetooth or an error occured
- Log.d(TAG, "BT not enabled");
+ Log.e(TAG, "BT not enabled");
stopService(new Intent(AltosDroid.this, TelemetryService.class));
- Toast.makeText(this, R.string.bt_not_enabled_leaving, Toast.LENGTH_SHORT).show();
+ Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
finish();
}
+ break;
}
}
// Get the BLuetoothDevice object
BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
// Attempt to connect to the device
+ try {
+ if (D) Log.d(TAG, "Connecting to " + device.getName());
+ mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
+ } catch (RemoteException e) {
+ }
}
-
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
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;