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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.tv.settings.accessories;
     18 
     19 import android.bluetooth.BluetoothClass;
     20 
     21 import com.android.tv.settings.util.bluetooth.BluetoothDeviceCriteria;
     22 
     23 public class InputDeviceCriteria extends BluetoothDeviceCriteria {
     24 
     25     public static final int MINOR_DEVICE_CLASS_POINTING =
     26             Integer.parseInt("0000010000000", 2);
     27     public static final int MINOR_DEVICE_CLASS_JOYSTICK =
     28             Integer.parseInt("0000000000100", 2);
     29     public static final int MINOR_DEVICE_CLASS_GAMEPAD =
     30             Integer.parseInt("0000000001000", 2);
     31     public static final int MINOR_DEVICE_CLASS_KEYBOARD =
     32             Integer.parseInt("0000001000000", 2);
     33     public static final int MINOR_DEVICE_CLASS_REMOTE =
     34             Integer.parseInt("0000000001100", 2);
     35 
     36     @Override
     37     public boolean isMatchingMajorDeviceClass(int majorDeviceClass) {
     38         return majorDeviceClass == BluetoothClass.Device.Major.PERIPHERAL;
     39     }
     40 
     41     @Override
     42     public boolean isMatchingDeviceClass(int majorMinorClass) {
     43         int acceptableDevicesMask = MINOR_DEVICE_CLASS_POINTING | MINOR_DEVICE_CLASS_JOYSTICK |
     44                 MINOR_DEVICE_CLASS_GAMEPAD | MINOR_DEVICE_CLASS_KEYBOARD |
     45                 MINOR_DEVICE_CLASS_REMOTE;
     46 
     47         return (acceptableDevicesMask & majorMinorClass) != 0;
     48     }
     49 
     50     public boolean isInputDevice(BluetoothClass bluetoothClass) {
     51         return isMatchingMajorDeviceClass(bluetoothClass.getMajorDeviceClass()) &&
     52                 isMatchingDeviceClass(bluetoothClass.getDeviceClass());
     53     }
     54 }
     55