iOS 检测app是否授权网络状态

链接网络.png

#import <CoreTelephony/CTCellularData.h>

// MARK: ----- 检测app是否授权网络状态

- (void)networkState
{
    CTCellularData *cellularData = [[CTCellularData alloc] init];
    cellularData.cellularDataRestrictionDidUpdateNotifier = ^(CTCellularDataRestrictedState state) {
        BOOL _isRestricted = YES;
        // 获取联网状态
        switch(state) {
            case kCTCellularDataRestricted:
                //NSLog(@"Restricted");// 拒绝
                break;
            case kCTCellularDataNotRestricted:
                //NSLog(@"Not Restricted");// 允许
                _isRestricted = NO;
                break;
            case kCTCellularDataRestrictedStateUnknown:
                //NSLog(@"Unknown");// 未知
                break;
            default:
                break;
        };
        if (_isRestricted)
        {
            UIAlertController *alertVC = [UIAlertController alertControllerWithTitle:@"提示" message:@"您未授权连接网络，可以在“设置->App->无线数据”中开启“无线数据”，连接网络后才能流畅使用。" preferredStyle:UIAlertControllerStyleAlert];
            //UIAlertAction *cancel = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {}];
            UIAlertAction *sure = [UIAlertAction actionWithTitle:@"设置" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
                [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
            }];
            //[alertVC addAction:cancel];
            [alertVC addAction:sure];
            [self presentViewController:alertVC animated:YES completion:nil];
        }
    };

}

链接网络.png