| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.launcher3.util; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| |
| import java.util.function.Consumer; |
| |
| public class SimpleBroadcastReceiver extends BroadcastReceiver { |
| |
| private final Consumer<Intent> mIntentConsumer; |
| |
| public SimpleBroadcastReceiver(Consumer<Intent> intentConsumer) { |
| mIntentConsumer = intentConsumer; |
| } |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| mIntentConsumer.accept(intent); |
| } |
| |
| /** |
| * Helper method to register multiple actions |
| */ |
| public void register(Context context, String... actions) { |
| register(context, 0, actions); |
| } |
| |
| /** |
| * Helper method to register multiple actions with one or more {@code flags}. |
| */ |
| public void register(Context context, int flags, String... actions) { |
| IntentFilter filter = new IntentFilter(); |
| for (String action : actions) { |
| filter.addAction(action); |
| } |
| context.registerReceiver(this, filter, flags); |
| } |
| |
| /** |
| * Unregisters the receiver ignoring any errors |
| */ |
| public void unregisterReceiverSafely(Context context) { |
| try { |
| context.unregisterReceiver(this); |
| } catch (IllegalArgumentException e) { |
| // It was probably never registered or already unregistered. Ignore. |
| } |
| } |
| } |