@Override
 public void onReceive(Context context, Intent intent) {
   Log.i(TAG, "BroadcastReceiver-onRecieve");
   String action = intent.getAction();
   if (ACTION_USB_PERMISSION.equals(action)) {
     Log.i(TAG, "BroadcastReceiver-onRecieve- ACTION_USB_PERMISSION");
     synchronized (this) {
       UsbAccessory accessory = UsbManager.getAccessory(intent);
       if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
         openAccessory(accessory);
         startService();
         doBindService();
       } else {
         Log.d(TAG, "permission denied for accessory " + accessory);
       }
       mPermissionRequestPending = false;
     }
   } else if (UsbManager.ACTION_USB_ACCESSORY_DETACHED.equals(action)) {
     Log.i(TAG, "BroadcastReceiver-onRecieve- ACTION_USB_ACCESSORY_DETACHED");
     UsbAccessory accessory = UsbManager.getAccessory(intent);
     if (accessory != null && accessory.equals(mAccessory)) {
       closeAccessory();
     }
   }
 }
Esempio n. 2
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 @Override
 public void onReceive(Context context, Intent intent) {
   String action = intent.getAction();
   if (ACTION_USB_PERMISSION.equals(action)) {
     synchronized (this) {
       UsbAccessory accessory = UsbManager.getAccessory(intent);
       Logger.d("onReceive accessory:" + accessory);
       if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
         openAccessory(accessory);
       } else {
         Logger.d("permission denied for accessory " + accessory);
       }
       mPermissionRequestPending = false;
     }
   } else if (UsbManager.ACTION_USB_ACCESSORY_DETACHED.equals(action)) {
     UsbAccessory accessory = UsbManager.getAccessory(intent);
     if (accessory != null && accessory.equals(mAccessory)) {
       closeAccessory();
     }
   }
 }
Esempio n. 3
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 private void openAccessory(UsbAccessory accessory) {
   Logger.d("openAccessory  accessory:" + accessory.toString());
   ParcelFileDescriptor fd = mUsbManager.openAccessory(accessory);
   Logger.d("openAccessory  fd:" + fd);
   if (fd != null) {
     mAccessory = accessory;
     mUSBCon.start(fd, mUsbReceiveHandler);
     mRunning = true;
   } else {
     Logger.d("accessory open fail");
   }
 }