iOS随笔小记--判断网络状况

.h文件

+ (void)canConnectNetworkWithVC:(UIViewController *)vc completion:(void(^)(BOOL ok))completion;

.m文件

+ (void)canConnectNetworkWithVC:(UIViewController *)vc completion:(void (^)(BOOL))completion{

[[AFNetworkReachabilityManager sharedManager] setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status)

{

if (status==-1 || status==0) {

completion(NO);

UIAlertController *ac = [UIAlertController alertControllerWithTitle:@"提示" message:@"无网络，前往设置打开网络" preferredStyle:UIAlertControllerStyleAlert];

UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {

NSLog(@"cancelAction");

}];

UIAlertAction *ensureAction = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action)

{

NSLog(@"ensureAction");

NSURL *url = [NSURL URLWithString:UIApplicationOpenSettingsURLString];

UIApplication *application = [UIApplication sharedApplication];

if ([application canOpenURL:url]){

[application openURL:url];

}

}];

[ac addAction:cancelAction];

[ac addAction:ensureAction];

[vc presentViewController:ac animated:YES completion:nil];

}else {

completion(YES);

}

}];

[[AFNetworkReachabilityManager sharedManager] startMonitoring];

}