1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 15 package com.android.settingslib; 16 17 import android.content.BroadcastReceiver; 18 import android.content.ComponentName; 19 import android.content.ContentProvider; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.content.IntentFilter; 23 import android.net.Uri; 24 import android.os.Process; 25 import android.os.UserHandle; 26 27 /** 28 * Utility class that allows Settings to use SystemUI to relay broadcasts related to pinned slices. 29 */ 30 public class SliceBroadcastRelay { 31 32 public static final String ACTION_REGISTER 33 = "com.android.settingslib.action.REGISTER_SLICE_RECEIVER"; 34 public static final String ACTION_UNREGISTER 35 = "com.android.settingslib.action.UNREGISTER_SLICE_RECEIVER"; 36 public static final String SYSTEMUI_PACKAGE = "com.android.systemui"; 37 38 public static final String EXTRA_URI = "uri"; 39 public static final String EXTRA_RECEIVER = "receiver"; 40 public static final String EXTRA_FILTER = "filter"; 41 registerReceiver(Context context, Uri registerKey, Class<? extends BroadcastReceiver> receiver, IntentFilter filter)42 public static void registerReceiver(Context context, Uri registerKey, 43 Class<? extends BroadcastReceiver> receiver, IntentFilter filter) { 44 Intent registerBroadcast = new Intent(ACTION_REGISTER); 45 registerBroadcast.setPackage(SYSTEMUI_PACKAGE); 46 registerBroadcast.putExtra(EXTRA_URI, ContentProvider.maybeAddUserId(registerKey, 47 Process.myUserHandle().getIdentifier())); 48 registerBroadcast.putExtra(EXTRA_RECEIVER, 49 new ComponentName(context.getPackageName(), receiver.getName())); 50 registerBroadcast.putExtra(EXTRA_FILTER, filter); 51 52 context.sendBroadcastAsUser(registerBroadcast, UserHandle.SYSTEM); 53 } 54 unregisterReceivers(Context context, Uri registerKey)55 public static void unregisterReceivers(Context context, Uri registerKey) { 56 Intent registerBroadcast = new Intent(ACTION_UNREGISTER); 57 registerBroadcast.setPackage(SYSTEMUI_PACKAGE); 58 registerBroadcast.putExtra(EXTRA_URI, ContentProvider.maybeAddUserId(registerKey, 59 Process.myUserHandle().getIdentifier())); 60 61 context.sendBroadcastAsUser(registerBroadcast, UserHandle.SYSTEM); 62 } 63 } 64