本地消息通知-白红宇

本地消息通知

阅读量：5743 次

发布时间：2019-06-18

本文共 5156 字，大约阅读时间需要 17 分钟。

AppDelegate.m

#import "AppDelegate.h"#import 
    
     @interface AppDelegate () 
     
      @end@implementation AppDelegate- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {        //注册本地推送    UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];    center.delegate = self;    [center requestAuthorizationWithOptions:(UNAuthorizationOptionAlert | UNAuthorizationOptionBadge | UNAuthorizationOptionSound)                          completionHandler:^(BOOL granted, NSError * _Nullable error) {                                                        }];        //获取当前的通知设置    [center getNotificationSettingsWithCompletionHandler:^(UNNotificationSettings * _Nonnull settings) {            }];        return YES;}#pragma mark - 
      
       - (void)userNotificationCenter:(UNUserNotificationCenter *)center willPresentNotification:(UNNotification *)notification withCompletionHandler:(void (^)(UNNotificationPresentationOptions))completionHandler {    completionHandler(UNNotificationPresentationOptionAlert);}- (void)userNotificationCenter:(UNUserNotificationCenter *)center didReceiveNotificationResponse:(UNNotificationResponse *)response withCompletionHandler:(void (^)(void))completionHandler {        NSString *categoryIdentifier = response.notification.request.content.categoryIdentifier;        // UNNotificationCategory    if ([categoryIdentifier isEqualToString:@"categoryIdentifier"]) {        // UNNotificationAction、UNTextInputNotificationAction        if ([response.actionIdentifier isEqualToString:@"cancelAction"]) {                    }    }        NSDictionary * userInfo = response.notification.request.content.userInfo;    UNNotificationRequest *request = response.notification.request; // 收到推送的请求    UNNotificationContent *content = request.content; // 收到推送的消息内容        if([response.notification.request.trigger isKindOfClass:[UNPushNotificationTrigger class]]) {        NSLog(@"iOS10 收到远程通知");    } else {        // 本地通知        NSLog(@"iOS10 收到本地通知");    }        completionHandler();}@end

添加通知

- (void)addLocalNotification{    //创建通知    UNMutableNotificationContent *content = [[UNMutableNotificationContent alloc] init];    content.title = @"通知标题";    content.subtitle = @"通知副标题";    content.body = @"通知内容";    content.badge = @1;//角标数    content.categoryIdentifier = @"categoryIdentifier";      //声音设置 [UNNotificationSound soundNamed:@"sound.mp3"] 通知文件要放到bundle里面    UNNotificationSound *sound = [UNNotificationSound defaultSound];    content.sound = sound;        //添加附件    //maxinum 10M    NSString *imageFile = [[NSBundle mainBundle] pathForResource:@"image" ofType:@"png"];    //maxinum 5M    NSString *audioFile = [[NSBundle mainBundle] pathForResource:@"sound" ofType:@"mp3"];    //maxinum 50M    //NSString *movieFile = [[NSBundle mainBundle] pathForResource:@"movie" ofType:@"mp4"];    UNNotificationAttachment *imageAttachment = [UNNotificationAttachment attachmentWithIdentifier:@"iamgeAttachment" URL:[NSURL fileURLWithPath:imageFile] options:nil error:nil];    UNNotificationAttachment *audioAttachment = [UNNotificationAttachment attachmentWithIdentifier:@"audioAttachment" URL:[NSURL fileURLWithPath:audioFile] options:nil error:nil];    //添加多个只能显示第一个    content.attachments = @[audioAttachment,imageAttachment];         /** 通知触发机制     Trigger 设置本地通知触发条件,它一共有以下几种类型：     UNPushNotificaitonTrigger 推送服务的Trigger，由系统创建     UNTimeIntervalNotificationTrigger 时间触发器，可以设置多长时间以后触发，是否重复。如果设置重复，重复时长要大于60s     UNCalendarNotificationTrigger 日期触发器，可以设置某一日期触发     UNLocationNotificationTrigger 位置触发器，用于到某一范围之后，触发通知。通过CLRegion设定具体范围。     */    UNTimeIntervalNotificationTrigger *trigger = [UNTimeIntervalNotificationTrigger triggerWithTimeInterval:5 repeats:NO];        //创建UNNotificationRequest通知请求对象    NSString *requestIdentifier = @"requestIdentifier";    UNNotificationRequest *request = [UNNotificationRequest requestWithIdentifier:requestIdentifier content:content trigger:trigger];        //将通知加到通知中心    [[UNUserNotificationCenter currentNotificationCenter] addNotificationRequest:request withCompletionHandler:^(NSError * _Nullable error) {            }];    }

取消通知

// 取消通知- (void)cancelLocalNotificaitons {        //获取未展示的通知    [[UNUserNotificationCenter currentNotificationCenter] getPendingNotificationRequestsWithCompletionHandler:^(NSArray
    
      * _Nonnull requests) {        [[UNUserNotificationCenter currentNotificationCenter] removePendingNotificationRequestsWithIdentifiers:@[@"requestIdentifier"]];    }];        //获取展示过的通知    [[UNUserNotificationCenter currentNotificationCenter] getDeliveredNotificationsWithCompletionHandler:^(NSArray
     
       * _Nonnull notifications) {        [[UNUserNotificationCenter currentNotificationCenter] removeDeliveredNotificationsWithIdentifiers:@[@"requestIdentifier"]];    }];        //移除所有还未展示的通知    //[[UNUserNotificationCenter currentNotificationCenter] removeAllDeliveredNotifications];    //移除所有已经展示过的通知    //[[UNUserNotificationCenter currentNotificationCenter] removeAllPendingNotificationRequests];}