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处理蓝牙列表数据重复问题

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DESKTOP-E478071\lzj
2020-01-08 17:41:18 +08:00
parent 3837dd05d8
commit 5bda10620b
2 changed files with 31 additions and 16 deletions
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README.md
+2 -1
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@@ -22,7 +22,8 @@
- success 成功回调 - success 成功回调
- error 失败回调 - error 失败回调
- 返回值 - 返回值
- success => { message: "", data:[ 蓝牙设备list ] } - success => { message: "", data:[
{"name":"DYD0CZJ895NEL93","address":"3C:F8:62:13:29:B8"} ] }
- error => errorMsg - error => errorMsg
- 调用示例 - 调用示例
``` ```
src/android/cn/shuto/rfid/RfidPlugin.java
+29 -15
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@@ -54,7 +54,9 @@ public class RfidPlugin extends CordovaPlugin {
private static final String WRITE = "write"; private static final String WRITE = "write";
//蓝牙设备列表 //蓝牙设备列表
private List<BluetoothDevice> mBlueToothList; private JSONArray mBlueToothArray;
//搜索出的蓝牙设备列表，其中有重复的,去重
private List<String> mBlueToothAddressList;
//判断设备是否已连接蓝牙 //判断设备是否已连接蓝牙
private Boolean isConnect = false; private Boolean isConnect = false;
@@ -245,20 +247,20 @@ public class RfidPlugin extends CordovaPlugin {
* 搜索蓝牙设备列表 * 搜索蓝牙设备列表
*/ */
private void doDiscovery() { private void doDiscovery() {
mBlueToothList = new ArrayList<>(); if (!mBluetoothAdapter.isDiscovering()) {
// 注册蓝牙开始搜索广播 // 注册蓝牙开始搜索广播
IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND); IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
this.cordova.getActivity().registerReceiver(mReceiver, filter); this.cordova.getActivity().registerReceiver(mReceiver, filter);
// 注册蓝牙搜索完毕广播 // 注册蓝牙搜索完毕广播
filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED); filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
this.cordova.getActivity().registerReceiver(mReceiver, filter); this.cordova.getActivity().registerReceiver(mReceiver, filter);
//如果正在搜索，关闭 mBlueToothArray = new JSONArray();
if (mBluetoothAdapter.isDiscovering()) { mBlueToothAddressList = new ArrayList<>();
mBluetoothAdapter.cancelDiscovery(); //开始搜索
mBluetoothAdapter.startDiscovery();
} }
//开始搜索
mBluetoothAdapter.startDiscovery();
} }
private final BroadcastReceiver mReceiver = new BroadcastReceiver() { private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@@ -268,12 +270,24 @@ public class RfidPlugin extends CordovaPlugin {
if (BluetoothDevice.ACTION_FOUND.equals(action)) { if (BluetoothDevice.ACTION_FOUND.equals(action)) {
BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
mBlueToothList.add(device); if (device.getBondState() != BluetoothDevice.BOND_BONDED) {
if (mBlueToothAddressList.indexOf(device.getAddress()) == -1) {
mBlueToothAddressList.add(device.getAddress());
JSONObject object = new JSONObject();
try {
object.put("name", device.getName() == null ? "" : device.getName());
object.put("address", device.getAddress());
} catch (JSONException e) {
e.printStackTrace();
}
mBlueToothArray.put(object);
}
}
} else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) { } else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) {
JSONObject obj = new JSONObject(); JSONObject obj = new JSONObject();
try { try {
obj.put("message", "蓝牙搜索完毕"); obj.put("message", "蓝牙搜索完毕");
obj.put("data", mBlueToothList); obj.put("data", mBlueToothArray);
} catch (JSONException e) { } catch (JSONException e) {
mCallbackContext.error(e.getMessage()); mCallbackContext.error(e.getMessage());
} }