iOS----------获取通知状态并跳转设置界面设置

跳转app对应的系统通知设置

if (UIApplicationOpenSettingsURLString != NULL) {

UIApplication *application = [UIApplication sharedApplication];

NSURL *URL = [NSURL URLWithString:UIApplicationOpenSettingsURLString];

if ([application respondsToSelector:@selector(openURL:options:completionHandler:)]) {

[application openURL:URL options:@{} completionHandler:nil];

} else {

[application openURL:URL];

}

}

获取用户通知中心对程序消息通知的设置，是否开启消息通知

if ([[UIDevice currentDevice].systemVersion floatValue]>=8.0f) {

UIUserNotificationSettings *setting = [[UIApplication sharedApplication] currentUserNotificationSettings];

if (UIUserNotificationTypeNone == setting.types) {

NSLog(@"推送关闭");

}else{

NSLog(@"推送打开");

}

}else{

UIRemoteNotificationType type = [[UIApplication sharedApplication] enabledRemoteNotificationTypes];

if(UIRemoteNotificationTypeNone == type){

NSLog(@"推送关闭");

}else{

NSLog(@"推送打开");

}

}

在iOS应用程序中打开设备设置界面及其中某指定的选项界面

[[UIApplicationsharedApplication] openURL:[NSURL URLWithString:@”prefs:root=General”]];

[[UIApplicationsharedApplication] openURL:[NSURL URLWithString:@”prefs:root=General&path=Restrictions”]];