介绍 private BluetoothGatt bluetoothGatt;
private BluetoothGattService gattService;
private BluetoothGattCharacteristic gattCharacteristic;
private BluetoothManager bluetoothManager;
private BluetoothAdapter bluetoothAdapter;
private List< BluetoothDevice>, devices =, new ArrayList<在();
private UUID serviceUUID;,,//不同设备,不同uuid
private UUID characteristicUUID;,,,//不同设备,不同uuid
private final UUID service4UUID=, UUID.fromString (“0000 fff0 - 0000 - 1000 - 8000 - 00805 - f9b34fb");,,
private final UUID charAUUID =, UUID.fromString (“0000 fffa - 0000 - 1000 - 8000 - 00805 - f9b34fb");
private LightReceiver lightReceiver;
private ScanReceiver scanReceiver;
private ListView 列表视图;
private TextView tvrefresh;
private String lightAction;
@Override
protected void onCreate (Bundle savedInstanceState), {
super.onCreate才能(savedInstanceState);
,,setContentView (R.layout.activity_main);
Log.i才能(“tag",,“MainActivity , onCreate ()“);
,//listView 才能=,(视图),findViewById (R.id.lv_bluetooth);
tvrefresh 才能=,(TextView), findViewById (R.id.tv_refresh_bluetooth);
tvrefresh.setOnClickListener才能(这个);
openBluetooth才能();
registeLigthReceiver才能();
registeScanReceiver才能();
}
@Override
protected void onStart (), {
super.onStart才能();
Log.i才能(“tag",,“MainActivity , onStart ()“);
bluetoothScan才能();
}//返回
@Override
public boolean onKeyUp (int 键码,KeyEvent 事件),{
Log.i才能(“tag",,“MainActivity , onKeyUp ()“);
this.finish才能();
return 才能super.onKeyUp(键码,事件);
}//重新扫描蓝牙
@Override
public void onClick (View 视图),{
switch 才能;(view.getId ()), {
,,,case R.id.tv_refresh_bluetooth:
,,,,,//蓝牙扫描
,,,,,bluetoothScan ();
,,,,,休息;
,,,默认值:
,,,,,休息;
,,}
}//打开本地蓝牙
private void openBluetooth (), {
Log.i才能(“tag",,“openLocalBluetooth ()“);//检才能查手机是否支持蓝牙4.0
if 才能;(! getPackageManager () .hasSystemFeature (PackageManager.FEATURE_BLUETOOTH_LE)), {
,,,Toast.makeText(,,“手机不支持蓝牙4.0“,,Toast.LENGTH_SHORT),告诉();
,,,完成();
,,}//调才能用系统服务的方式,请求开启蓝牙
bluetoothManager 才能=,(BluetoothManager), getSystemService (Context.BLUETOOTH_SERVICE);
时间=bluetoothAdapter 才能;bluetoothManager.getAdapter ();//开才能启蓝牙
if 才能;(! bluetoothAdapter.isEnabled ()), {
,,,bluetoothAdapter.enable ();
,,}
}//开始蓝牙扫描,,扫描到一个添加一个
private void bluetoothScan (), {
Log.i才能(“tag",,“bluetoothScan ()“);
if 才能;(bluetoothAdapter ==, null), {
,,,openBluetooth ();
,,}
if 才能;(! bluetoothAdapter.isDiscovering ()), {
,,,bluetoothAdapter.startDiscovery();,,//回调
,,},{else
,,,Toast.makeText(这个,,“扫描中…“,,Toast.LENGTH_SHORT),告诉();
,,}
}//更新蓝牙列表中的数据
private void updateUi (), {
Log.i才能(“tag",,“updateUi ()“);
if 才能;(devices !=, null ,,, devices.size(),祝辞,0),{
,,,BlueAdapter adapter =, new BlueAdapter(,,设备);
,,,listView.setAdapter(适配器);
,,,adapter.notifyDataSetChanged ();
,,},{else
,,,Toast.makeText(,,“附近没有蓝牙“,,Toast.LENGTH_SHORT),告诉();
,,}
}//取得gatt 对应的服务
private BluetoothGattService getGattService (BluetoothGatt ,关贸总协定,UUID serviceUUID), {
List<才能;BluetoothGattService>, gattServices =, gatt.getServices ();
for 才能;(BluetoothGattService gattService : gattServices), {
,,,if (gattService.getUuid () .equals (serviceUUID)), {
,,,,,return gattService;
,,,}
,,}
return 才能;零;
}
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这篇文章将为大家详细讲解有关android如何实现蓝牙应用,小编觉得挺实用的,因此分享给大家做个参考,希望大家阅读完这篇文章后可以有所收获。
android实现蓝牙应用的具体代码,具体内容如下
