实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
/*
* Copyright (C) 2013 The Android Open Source Project
*
* 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
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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.
*/
package com.samsung.ble.pxpmonitor;
import android.app.Activity;
import android.app.AlertDialog;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothProfile;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.ServiceConnection;
import android.content.res.Configuration;
import android.media.Ringtone;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.IBinder;
import android.os.Message;
import android.view.View;
import android.widget.Button;
import android.widget.RadioGroup;
import android.widget.TextView;
import android.widget.Toast;
import android.util.Log;
public class ProximityMonitorActivity extends Activity implements RadioGroup.OnCheckedChangeListener {
private static final int REQUEST_SELECT_DEVICE = 1;
private static final int REQUEST_ENABLE_BT = 2;
private static final int STATE_READY = 10;
public static final String TAG = "pxpmonitor";
private static final int PXP_PROFILE_CONNECTED = 20;
private static final int PXP_PROFILE_DISCONNECTED = 21;
private static final int STATE_OFF = 10;
TextView TxPowerValue, mRemoteRssiVal;
private int mState = PXP_PROFILE_DISCONNECTED;
RadioGroup mRg;
private ProximityService mService = null;
private BluetoothDevice mDevice = null;
private BluetoothAdapter mBtAdapter = null;
private static int mAlertLevel = ProximityService.HIGH_ALERT;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mBtAdapter = BluetoothAdapter.getDefaultAdapter();
if (mBtAdapter == null) {
Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
finish();
return;
}
TxPowerValue = ((TextView) findViewById(R.id.statusValue1));
init();
((Button) findViewById(R.id.btn_select)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (!mBtAdapter.isEnabled()) {
Log.i(TAG, "onClick - BT not enabled yet");
Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
}
else {
Intent newIntent = new Intent(ProximityMonitorActivity.this, DeviceListActivity.class);
startActivityForResult(newIntent, REQUEST_SELECT_DEVICE);
}
}
});
((Button) findViewById(R.id.btn_remove_bond)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.removeBond(mDevice);
}
});
((Button) findViewById(R.id.btn_connect)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.connect(mDevice, false);
}
});
((Button) findViewById(R.id.btn_disconnect)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.disconnect(mDevice);
}
});
((Button) findViewById(R.id.btn_ias_alert)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.writeIasAlertLevel(mDevice, mAlertLevel);
}
});
((Button) findViewById(R.id.btn_lls_alert)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.writeLlsAlertLevel(mDevice, mAlertLevel);
}
});
((Button) findViewById(R.id.btn_write_Tx_Noty)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.enableTxPowerNoti(mDevice);
}
});
((Button) findViewById(R.id.btn_readrssi)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.readRssi(mDevice);
}
});
mRemoteRssiVal = (TextView) findViewById(R.id.rssival);
((Button) findViewById(R.id.btn_Txpower)).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mService.ReadTxPower(mDevice);
}
});
mRg = (RadioGroup) findViewById(R.id.radioGroup1);
mRg.setOnCheckedChangeListener(this);
// Set initial UI state
setUiState();
}
private ServiceConnection mServiceConnection = new ServiceConnection() {
public void onServiceConnected(ComponentName className, IBinder rawBinder) {
mService = ((ProximityService.LocalBinder) rawBinder).getService();
Log.d(TAG, "onServiceConnected mService= " mService);
mService.setActivityHandler(mHandler);
}
public void onServiceDisconnected(ComponentName classname) {
mService.disconnect(mDevice);
mService = null;
}
};
private Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
final Bundle data = msg.getData();
switch (msg.what) {
case ProximityService.PXP_CONNECT_MSG:
runOnUiThread(new Runnable() {
public void run() {
if(mDevice!=null && mDevice.getAddress().equals(data.getString(BluetoothDevice.EXTRA_DEVICE))){
Log.d(TAG, "PXP_CONNECT_MSG");
mState = PXP_PROFILE_CONNECTED;
setUiState();
}
}
});
break;
case ProximityService.PXP_DISCONNECT_MSG:
runOnUiThread(new Runnable() {
public void run() {
if(mDevice!=null && mDevice.getAddress().equals(data.getString(BluetoothDevice.EXTRA_DEVICE))){
Log.d(TAG, "PXP_DISCONNECT_MSG");
mState = PXP_PROFILE_DISCONNECTED;
setUiState();
}
}
});
break;
case ProximityService.PXP_READY_MSG:
Log.d(TAG, "PXP_READY_MSG");
runOnUiThread(new Runnable() {
public void run() {
mState = STATE_READY;
setUiState();
}
});
break;
case ProximityService.PXP_VALUE_MSG:
Log.d(TAG, "PXP_VALUE_MSG");
final byte[] value = data.getByteArray(ProximityService.EXTRA_VALUE);
runOnUiThread(new Runnable() {
public void run() {
try {
TxPowerValue.setText("" value[0]);
} catch (Exception e) {
Log.e(TAG, e.toString());
}
}
});
break;
case ProximityService.GATT_CHARACTERISTIC_RSSI_MSG:
Log.d(TAG, "GATT_CHARACTERISTIC_RSSI_MSG");
final BluetoothDevice RemoteRssidevice = data.getParcelable(ProximityService.EXTRA_DEVICE);
final int rssi = data.getInt(ProximityService.EXTRA_RSSI);
Log.d(TAG, "rssi value is" rssi " and remote device is" RemoteRssidevice);
runOnUiThread(new Runnable() {
public void run() {
if (mDevice != null && RemoteRssidevice != null && mDevice.equals(RemoteRssidevice)) {
if (rssi != 0) {
mRemoteRssiVal.setText("Rssi Value =" String.valueOf(rssi));
}
}
}
});
break;
case ProximityService.PROXIMITY_ALERT_LEVEL_CHANGED_MSG:
final byte[] value1 = data.getByteArray(ProximityService.EXTRA_VALUE);
final byte alertLevel = value1[0];
Log.d(TAG, "PROXIMITY_ALERT_LEVEL_CHANGED_MSG value of alertlevel is " value1[0]);
runOnUiThread(new Runnable() {
@Override
public void run() {
if (alertLevel != ProximityService.NO_ALERT) {
try {
Uri notification = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
Ringtone r = RingtoneManager.getRingtone(getApplicationContext(), notification);
r.play();
} catch (Exception e) {
Log.e(TAG, e.toString());
}
switch (alertLevel) {
case ProximityService.LOW_ALERT:
showMessage(getString(R.string.low_alert));
break;
case ProximityService.HIGH_ALERT:
showMessage(getString(R.string.high_alert));
break;
default:
Log.e(TAG,"wrong alert level");
break;
}
}
}
});
break;
default:
super.handleMessage(msg);
}
}
};
private final BroadcastReceiver proximityStatusChangeReceiver = new BroadcastReceiver() {
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
final Intent mIntent = intent;
if (action.equals(BluetoothDevice.ACTION_BOND_STATE_CHANGED)) {
BluetoothDevice device = mIntent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
Log.d(TAG, "BluetoothDevice.ACTION_BOND_STATE_CHANGED");
if (device.equals(mDevice)) {
runOnUiThread(new Runnable() {
public void run() {
setUiState();
}
});
}
}
if (action.equals(BluetoothAdapter.ACTION_STATE_CHANGED)) {
final int state = mIntent.getIntExtra(BluetoothAdapter.EXTRA_STATE,BluetoothAdapter.ERROR);
Log.d(TAG, "BluetoothAdapter.ACTION_STATE_CHANGED" "state is" state);
runOnUiThread(new Runnable() {
public void run() {
if ( state == STATE_OFF) {
mState = PXP_PROFILE_DISCONNECTED;
setUiStateForBTOff();
}
}
});
}
}
};
private void init() {
Intent bindIntent = new Intent(this, ProximityService.class);
startService(bindIntent);
bindService(bindIntent, mServiceConnection, Context.BIND_AUTO_CREATE);
IntentFilter filter = new IntentFilter();
filter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
this.registerReceiver(proximityStatusChangeReceiver, filter);
}
@Override
public void onStart() {
super.onStart();
Log.d(TAG, "onStart() mService= " mService);
}
@Override
public void onDestroy() {
Log.d(TAG, "onDestroy()");
try {
unregisterReceiver(proximityStatusChangeReceiver);
} catch (Exception ignore) {
Log.e(TAG, ignore.toString());
}
unbindService(mServiceConnection);
stopService(new Intent(this, ProximityService.class));
super.onDestroy();
}
@Override
protected void onStop() {
Log.d(TAG, "onStop");
super.onStop();
}
@Override
protected void onPause() {
Log.d(TAG, "onPause");
super.onPause();
}
@Override
protected void onRestart() {
super.onRestart();
Log.d(TAG, "onRestart");
}
@Override
public void onResume() {
super.onResume();
Log.d(TAG, "onResume");
if (!mBtAdapter.isEnabled()) {
Log.i(TAG, "onResume - BT not enabled yet");
Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
}
updateUi();
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode) {
case REQUEST_SELECT_DEVICE:
if (resultCode == Activity.RESULT_OK && data != null) {
String deviceAddress = data.getStringExtra(BluetoothDevice.EXTRA_DEVICE);
mDevice = BluetoothAdapter.getDefaultAdapter().getRemoteDevice(deviceAddress);
Log.d(TAG, "... onActivityResultdevice.address==" mDevice "mserviceValue" mService);
setUiState();
mService.connect(mDevice, false);
}
break;
case REQUEST_ENABLE_BT:
// When the request to enable Bluetooth returns
if (resultCode == Activity.RESULT_OK) {
Toast.makeText(this, "Bluetooth has turned on ", Toast.LENGTH_SHORT).show();
} else {
// User did not enable Bluetooth or an error occurred
Log.d(TAG, "BT not enabled");
Toast.makeText(this, "Problem in BT Turning ON ", Toast.LENGTH_SHORT).show();
finish();
}
break;
default:
Log.e(TAG, "wrong request code");
break;
}
}
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId == R.id.radio0)
mAlertLevel = ProximityService.HIGH_ALERT;
else if (checkedId == R.id.radio1)
mAlertLevel = ProximityService.LOW_ALERT;
else if (checkedId == R.id.radio2)
mAlertLevel = ProximityService.NO_ALERT;
}
private void updateUi() {
runOnUiThread(new Runnable() {
@Override
public void run() {
setUiState();
}
});
}
private void setUiStateForBTOff() {
Log.d(TAG, "... setUiStateForBTOff.mState" mState);
findViewById(R.id.btn_select).setEnabled(true);
findViewById(R.id.btn_ias_alert).setEnabled(false);
findViewById(R.id.btn_lls_alert).setEnabled(false);
findViewById(R.id.btn_disconnect).setEnabled(false);
findViewById(R.id.btn_connect).setEnabled(false);
findViewById(R.id.btn_Txpower).setEnabled(false);
findViewById(R.id.btn_write_Tx_Noty).setEnabled(false);
findViewById(R.id.btn_readrssi).setEnabled(false);
findViewById(R.id.btn_remove_bond).setEnabled(false);
if (mDevice != null
&& mDevice.getBondState() != BluetoothDevice.BOND_BONDED) {
Log.i(TAG, "in no device zone");
((TextView) findViewById(R.id.deviceName))
.setText(R.string.no_device);
}
mRemoteRssiVal.setVisibility(View.VISIBLE);
}
private void setUiState() {
findViewById(R.id.btn_select).setEnabled(mState == PXP_PROFILE_DISCONNECTED);
Log.d(TAG, "... setUiState.mState" mState);
findViewById(R.id.btn_ias_alert).setEnabled(mState == STATE_READY);
findViewById(R.id.btn_lls_alert).setEnabled(mState == STATE_READY);
findViewById(R.id.btn_disconnect).setEnabled(mState == STATE_READY || mState == PXP_PROFILE_CONNECTED);
if (mDevice != null) {
findViewById(R.id.btn_connect).setEnabled(mState == PXP_PROFILE_DISCONNECTED && mDevice.getBondState() == BluetoothDevice.BOND_BONDED);
}
else findViewById(R.id.btn_connect).setEnabled(false);
findViewById(R.id.btn_Txpower).setEnabled(mState == STATE_READY);
findViewById(R.id.btn_write_Tx_Noty).setEnabled(mState == STATE_READY);
findViewById(R.id.btn_readrssi).setEnabled(mState == STATE_READY);
findViewById(R.id.btn_remove_bond).setEnabled(
mDevice != null && mDevice.getBondState() == BluetoothDevice.BOND_BONDED);
if (mDevice != null && mDevice.getBondState() != BluetoothDevice.BOND_BONDED) {
Log.i(TAG, "in no device zone");
((TextView) findViewById(R.id.deviceName)).setText(R.string.no_device);
}
if (mDevice != null && mDevice.getBondState() == BluetoothDevice.BOND_BONDED) {
((TextView) findViewById(R.id.deviceName)).setText(mDevice.getName());
}
mRemoteRssiVal.setVisibility(View.VISIBLE);
TextView status = ((TextView) findViewById(R.id.statusValue));
switch (mState) {
case PXP_PROFILE_CONNECTED:
Log.i(TAG, "STATE_CONNECTED::device name" mDevice.getName());
status.setText(R.string.connected);
((TextView) findViewById(R.id.deviceName)).setText(mDevice.getName());
break;
case PXP_PROFILE_DISCONNECTED:
Log.i(TAG, "disconnected");
status.setText(R.string.disconnected);
mRemoteRssiVal.setText(R.string.Noupdate);
TxPowerValue.setText(R.string.Noupdate);
break;
case STATE_READY:
status.setText(R.string.ready);
((TextView) findViewById(R.id.deviceName)).setText(mDevice.getName());
break;
default:
Log.e(TAG, "wrong mState");
break;
}
}
private void showMessage(String msg) {
Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();
}
@Override
public void onBackPressed() {
if (mState == STATE_READY) {
Intent startMain = new Intent(Intent.ACTION_MAIN);
startMain.addCategory(Intent.CATEGORY_HOME);
startMain.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(startMain);
}
else {
new AlertDialog.Builder(this)
.setIcon(android.R.drawable.ic_dialog_alert)
.setTitle(R.string.popup_title)
.setMessage(R.string.popup_message)
.setPositiveButton(R.string.popup_yes, new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which) {
finish();
}
})
.setNegativeButton(R.string.popup_no, null)
.show();
}
}
}
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