| commit | author | age | ||
| a6c014 | 1 | /* |
| L | 2 | * Copyright 2019 Google |
| 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 | #import <Foundation/Foundation.h> | |
| 18 | ||
| 19 | #import "GDTCORPlatform.h" | |
| 20 | ||
| 21 | @class GDTCOREvent; | |
| 22 | ||
| 23 | NS_ASSUME_NONNULL_BEGIN | |
| 24 | ||
| 25 | /** A protocol defining the lifecycle events objects in the library must respond to immediately. */ | |
| 26 | @protocol GDTCORLifecycleProtocol <NSObject> | |
| 27 | ||
| 28 | @optional | |
| 29 | ||
| 30 | /** Indicates an imminent app termination in the rare occurrence when -applicationWillTerminate: has | |
| 31 | * been called. | |
| 32 | * | |
| 33 | * @param app The GDTCORApplication instance. | |
| 34 | */ | |
| 35 | - (void)appWillTerminate:(GDTCORApplication *)app; | |
| 36 | ||
| 37 | /** Indicates that the app is moving to background and eventual suspension or the current UIScene is | |
| 38 | * deactivating. | |
| 39 | * | |
| 40 | * @param app The GDTCORApplication instance. | |
| 41 | */ | |
| 42 | - (void)appWillBackground:(GDTCORApplication *)app; | |
| 43 | ||
| 44 | /** Indicates that the app is resuming operation or a UIScene is activating. | |
| 45 | * | |
| 46 | * @param app The GDTCORApplication instance. | |
| 47 | */ | |
| 48 | - (void)appWillForeground:(GDTCORApplication *)app; | |
| 49 | ||
| 50 | @end | |
| 51 | ||
| 52 | /** This class manages the library's response to app lifecycle events. | |
| 53 | * | |
| 54 | * When backgrounding, the library doesn't stop processing events, it's just that several background | |
| 55 | * tasks will end up being created for every event that's sent, and the stateful objects of the | |
| 56 | * library (GDTCORStorage and GDTCORUploadCoordinator instances) will deserialize themselves from | |
| 57 | * and to disk before and after every operation, respectively. | |
| 58 | */ | |
| 59 | @interface GDTCORLifecycle : NSObject <GDTCORApplicationDelegate> | |
| 60 | ||
| 61 | @end | |
| 62 | ||
| 63 | NS_ASSUME_NONNULL_END | |
