1 /* 2 * Copyright (C) 2017 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.settings.connecteddevice; 18 19 import androidx.preference.Preference; 20 21 /** Callback to add or remove {@link Preference} in device group. */ 22 public interface DevicePreferenceCallback { 23 /** 24 * Called when a device(i.e. bluetooth, usb) is added 25 * 26 * @param preference present the device 27 */ onDeviceAdded(Preference preference)28 void onDeviceAdded(Preference preference); 29 30 /** 31 * Called when a device(i.e. bluetooth, usb) is removed 32 * 33 * @param preference present the device 34 */ onDeviceRemoved(Preference preference)35 void onDeviceRemoved(Preference preference); 36 37 /** 38 * Called when a device(i.e. bluetooth, usb) is click 39 * 40 * @param preference present the device 41 */ onDeviceClick(Preference preference)42 default void onDeviceClick(Preference preference) {} 43 } 44