Android 12 开启蓝牙，状态栏显示蓝牙图标

a/alps/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/alps/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -460,17 +460,20 @@ public class PhoneStatusBarPolicy
}

 private final void updateBluetooth() {

•    int iconId = R.drawable.stat_sys_data_bluetooth_connected;
  

•   // int iconId = R.drawable.stat_sys_data_bluetooth_connected;
  

•       int iconId = R.drawable.stat_sys_data_bluetooth;
     String contentDescription =
             mResources.getString(R.string.accessibility_quick_settings_bluetooth_on);
     boolean bluetoothVisible = false;
     if (mBluetooth != null) {
  

•                   bluetoothVisible = mBluetooth.isBluetoothEnabled();//add by ycj 
         if (mBluetooth.isBluetoothConnected()
                 && (mBluetooth.isBluetoothAudioActive()
                 || !mBluetooth.isBluetoothAudioProfileOnly())) {
  

•                           iconId = R.drawable.stat_sys_data_bluetooth_connected;//add by ycj
             contentDescription = mResources.getString(
                     R.string.accessibility_bluetooth_connected);
  

•            bluetoothVisible = mBluetooth.isBluetoothEnabled();
  

•           // bluetoothVisible = mBluetooth.isBluetoothEnabled();
         }
     }