#import "NetConnViewController.h"

#import<SystemConfiguration/SystemConfiguration.h>

#import<netdb.h>

#import "Reachability.h"

@implementation NetConnViewController

@synthesize textField;

- (void)didReceiveMemoryWarning

{

// Releases the view if it doesn't have a superview.

[super didReceiveMemoryWarning];

// Release any cached data, images, etc that aren't in use.

}

#pragma mark - View lifecycle

- (void)viewDidUnload

{

[self setTextField:nil];

[super viewDidUnload];

}

- (void)viewDidLoad

{

// 增加Code按钮，可跳转至教学页面

UIBarButtonItem *item = [[UIBarButtonItem alloc] initWithTitle:@"Code" style:UIBarButtonItemStyleBordered target:self action:@selector(code)];

self.navigationItem.rightBarButtonItem = item;

[super viewDidLoad];

}

- (IBAction)isConn:(id)sender {

struct sockaddr_in zeroAddress;

bzero(&zeroAddress, sizeof(zeroAddress));

zeroAddress.sin_len = sizeof(zeroAddress);

zeroAddress.sin_family = AF_INET;

SCNetworkReachabilityRef defaultRouteReachability = SCNetworkReachabilityCreateWithAddress(NULL, (struct sockaddr *)&zeroAddress);

SCNetworkReachabilityFlags flags;

BOOL didRetrieveFlags = SCNetworkReachabilityGetFlags(defaultRouteReachability, &flags);

CFRelease(defaultRouteReachability);

if (!didRetrieveFlags) {

printf("Error. Count not recover network reachability flags\n");

}

BOOL isReachable = flags & kSCNetworkFlagsReachable;

BOOL needsConnection = flags & kSCNetworkFlagsConnectionRequired;

NSString *result;

if ((isReachable && !needsConnection) ? YES : NO) {

result = @"Connection Successed!!!";

}else {

result = @"Connection Faild!!!";

}

UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"TestConnection"

message:result

delegate:self

cancelButtonTitle:@"OK,I Know"

otherButtonTitles:nil];

[alert show];

}

- (IBAction)connType:(id)sender {

NSString *connectionKind;

// 测试连接可用性

Reachability *hostReach = [Reachability reachabilityWithHostName:@"www.baidu.com"];

// 判断连接类型

switch ([hostReach currentReachabilityStatus]) {

case NotReachable:

connectionKind = @"没有网络链接";

break;

case ReachableViaWiFi:

connectionKind = @"当前使用的网络类型是WIFI";

break;

case ReachableViaWWAN:

connectionKind = @"当前使用的网络链接类型是WWAN（3G）";

break;

default:

break;

}

UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"网络链接类型"

message:connectionKind

delegate:self

cancelButtonTitle:@"知道了，谢谢"

otherButtonTitles:nil];

[alert show];

}

- (IBAction)isSiteConn:(id)sender {

[self.textField resignFirstResponder];

[[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:YES];

NSString *message;

Reachability *hostReach = [Reachability reachabilityWithHostName:self.textField.text];

if ([hostReach currentReachabilityStatus] == NotReachable) {

message = @"连接失败";

}else {

message = @"连接成功";

}

UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"结果"

message:message

delegate:self

cancelButtonTitle:@"OK"

otherButtonTitles:nil];

[alert show];

//[Reachability hostAvailable:@"www.google.com"]

[[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];

}

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event

{

[self.textField resignFirstResponder];

}

- (void)code

{

CodeViewController *controller = [[CodeViewController alloc] initWithNibName:@"CodeViewController" bundle:nil];

NSString *name = [NSString stringWithUTF8String:object_getClassName(self)];

controller.className = name;

[self.navigationController pushViewController:controller animated:YES];

}