// 申请通知权限
- (void)replyPushNotificationAuthorization:(UIApplication *)application{
if (IOS10_OR_LATER) {
//iOS 10 later
//获取单例对象
UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
//必须写代理，不然无法监听通知的接收与点击事件
center.delegate = self;
[center requestAuthorizationWithOptions:(UNAuthorizationOptionBadge | UNAuthorizationOptionSound | UNAuthorizationOptionAlert) completionHandler:^(BOOL granted, NSError * _Nullable error) {
if (!error && granted) {
//用户点击允许
NSLog(@"注册成功");
}else{
//用户点击不允许
NSLog(@"注册失败");
}
}];
// 可以通过 getNotificationSettingsWithCompletionHandler 获取权限设置
//之前注册推送服务，用户点击了同意还是不同意，以及用户之后又做了怎样的更改我们都无从得知，现在 apple 开放了这个 API，我们可以直接获取到用户的设定信息了。注意UNNotificationSettings是只读对象哦，不能直接修改！
[center getNotificationSettingsWithCompletionHandler:^(UNNotificationSettings * _Nonnull settings) {
NSLog(@"========%@",settings);
}];
}else if (IOS8_OR_LATER){
//iOS 8 - iOS 10系统
UIUserNotificationSettings *settings = [UIUserNotificationSettings settingsForTypes:UIUserNotificationTypeAlert | UIUserNotificationTypeBadge | UIUserNotificationTypeSound categories:nil];
[application registerUserNotificationSettings:settings];
}
//向APNS注册
[application registerForRemoteNotifications];
}
在application: didFinishLaunchingWithOptions:入口函数中增加以上方法调用会弹出对应的权限提示对话框，系统设置-通知中也能找到对应的app
