WallyHackenslacker/NxtAR-cam
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Finished connecting with the robot via Bluetooth

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This commit is contained in:
Wally Hackenslacker
2013-11-22 11:13:08 -04:30
parent 9b84214f8d
commit 99a17242cf
8 changed files with 274 additions and 72 deletions
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139
src/ve/ucv/ciens/ccg/nxtcam/MainActivity.java
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@@ -5,12 +5,16 @@ import java.net.DatagramPacket;
import java.net.InetAddress;
import java.net.MulticastSocket;
import ve.ucv.ciens.ccg.nxtcam.dialogs.ConnectRobotDialog;
import ve.ucv.ciens.ccg.nxtcam.dialogs.ConnectRobotDialog.ConnectRobotDialogListener;
import ve.ucv.ciens.ccg.nxtcam.dialogs.WifiOnDialog;
import ve.ucv.ciens.ccg.nxtcam.dialogs.WifiOnDialog.WifiOnDialogListener;
import ve.ucv.ciens.ccg.nxtcam.network.BTCommunicator;
import ve.ucv.ciens.ccg.nxtcam.utils.Logger;
import ve.ucv.ciens.ccg.nxtcam.utils.ProjectConstants;
import android.app.Activity;
import android.app.DialogFragment;
import android.bluetooth.BluetoothAdapter;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.WifiManager;
@@ -18,6 +22,8 @@ import android.net.wifi.WifiManager.MulticastLock;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
/**
@@ -33,16 +39,23 @@ import android.widget.Toast;
* @author miky
*
*/
public class MainActivity extends Activity implements WifiOnDialogListener{
public class MainActivity extends Activity implements WifiOnDialogListener, ConnectRobotDialogListener{
// Cosntant fields.
private final String TAG = "NXTCAM_MAIN";
private final String CLASS_NAME = MainActivity.class.getSimpleName();
private static final int REQUEST_ENABLE_BT = 1;
// Gui components
private Button startButton;
private Button connectButton;
// Resources.
private BTCommunicator btManager;
private WifiManager wifiManager;
// Variables.
private boolean wifiOnByMe;
private boolean btOnByMe;
@Override
protected void onCreate(Bundle savedInstanceState) {
@@ -51,18 +64,33 @@ public class MainActivity extends Activity implements WifiOnDialogListener{
// Set up fields.
wifiOnByMe = false;
btOnByMe = false;
// Set up gui components.
startButton = (Button)findViewById(R.id.startButton);
startButton.setEnabled(false);
connectButton = (Button)findViewById(R.id.connectButton);
// Set up services.
btManager = BTCommunicator.getInstance();
wifiManager = (WifiManager)getSystemService(Context.WIFI_SERVICE);
if(!btManager.isBTSupported()){
// El dispositivo no soporta BlueTooth.
Toast.makeText(this, R.string.bt_no_support, Toast.LENGTH_LONG).show();
finish();
System.exit(0);
}
}
@Override
public void onResume(){
super.onResume();
if(!wifiManager.isWifiEnabled()){
DialogFragment wifiOn = new WifiOnDialog();
wifiOn.show(getFragmentManager(), "wifi_on");
if(!btManager.isBTEnabled()){
enableBT();
}else if(btManager.isBTEnabled() && !wifiManager.isWifiEnabled()){
enableWifi();
}
}
@@ -70,10 +98,24 @@ public class MainActivity extends Activity implements WifiOnDialogListener{
public void onPause(){
super.onPause();
if(btManager.isBTEnabled() && btOnByMe)
btManager.disableBT();
if(wifiManager.isWifiEnabled() && wifiOnByMe)
setWifi(false);
}
@Override
public void onDestroy(){
if(btManager.isConnected()){
try{
btManager.stopConnection();
}catch(IOException io){
Logger.log_e(TAG, CLASS_NAME + ".onDestroy() :: Error closing the connection with the robot: " + io.getMessage());
}
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
@@ -81,6 +123,15 @@ public class MainActivity extends Activity implements WifiOnDialogListener{
return true;
}
protected void onActivityResult(int request, int result, Intent data){
if(request == REQUEST_ENABLE_BT && result == RESULT_OK){
if(!wifiManager.isWifiEnabled())
enableWifi();
}else{
Toast.makeText(this, R.string.bt_on_fail, Toast.LENGTH_LONG).show();
}
}
/**
* Start the camera capture activity if a server was found through service discovery.
*
@@ -113,6 +164,25 @@ public class MainActivity extends Activity implements WifiOnDialogListener{
wifiOnByMe = false;
}
private void enableWifi(){
if(!wifiManager.isWifiEnabled()){
DialogFragment wifiOn = new WifiOnDialog();
((WifiOnDialog)wifiOn).setWifiManager(wifiManager);
wifiOn.show(getFragmentManager(), "wifi_on");
}
}
private void enableBT(){
Logger.log_d(TAG, CLASS_NAME + ".enableBT() :: Enabling the Bluetooth radio.");
Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableBtIntent, REQUEST_ENABLE_BT);
btOnByMe = true;
}
protected void showToast(int stringId, int length){
Toast.makeText(this, stringId, length).show();
}
/**
* Asynchronous task for ad hoc UDP service discovery.
*
@@ -185,17 +255,70 @@ public class MainActivity extends Activity implements WifiOnDialogListener{
}
}
/* ServiceDiscoveryTask serviceDiscovery = new ServiceDiscoveryTask();
serviceDiscovery.execute(); */
private class ConnectRobotTask extends AsyncTask<Void, Void, Boolean>{
private final String CLASS_NAME = ConnectRobotTask.class.getSimpleName();
private String macAddress;
public ConnectRobotTask(String macAddress){
this.macAddress = macAddress;
}
@Override
protected Boolean doInBackground(Void... params){
boolean connSet;
Logger.log_d(TAG, CLASS_NAME + "doInBackground() :: Establishing connection with the robot.");
try{
connSet = btManager.establishConnection(macAddress);
}catch(IOException e){
Logger.log_e(TAG, CLASS_NAME + "doInBackground() :: Error during the connection attempt.");
connSet = false;
}
return connSet;
}
@Override
protected void onPostExecute(Boolean result){
if(result){
Logger.log_d(TAG, CLASS_NAME + "doInBackground() :: Connection successful.");
showToast(R.string.conn_established, Toast.LENGTH_SHORT);
}else{
Logger.log_d(TAG, CLASS_NAME + "doInBackground() :: Connection failed.");
showToast(R.string.conn_failed, Toast.LENGTH_LONG);
connectButton.setEnabled(true);
}
}
}
@Override
public void onWifiOnDialogPositiveClick(DialogFragment dialog) {
Toast.makeText(this, R.string.wifi_on_success, Toast.LENGTH_SHORT).show();
wifiOnByMe = true;
}
@Override
public void onWifiOnDialogNegativeClick(DialogFragment dialog) {
Toast.makeText(this, R.string.wifi_on_fail, Toast.LENGTH_SHORT).show();
System.exit(0);
Toast.makeText(this, R.string.wifi_on_fail, Toast.LENGTH_LONG).show();
finish();
};
public void connectWithRobot(View view){
if(btManager.isBTEnabled()){
DialogFragment connectBot = new ConnectRobotDialog();
connectBot.show(getFragmentManager(), "connect_bot");
}
}
public void startConnections(View view){
ServiceDiscoveryTask serviceDiscovery = new ServiceDiscoveryTask();
serviceDiscovery.execute();
}
@Override
public void onConnectRobotDialogItemClick(DialogFragment dialog, String item) {
String macAddress = item.substring(item.indexOf('\n')+1);
Logger.log_d(TAG, CLASS_NAME + ".onConnectRobotDialogItemClick() :: MAC address: " + macAddress);
connectButton.setEnabled(false);
ConnectRobotTask robotTask = new ConnectRobotTask(macAddress);
robotTask.execute();
}
}