本文实例为大家分享了ios网络嗅探工具，供大家参考，具体内容如下
一、效果图
二、工程图
三、代码
appdelegate.h
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#import <uikit/uikit.h>
#import "reachability.h"
@interface appdelegate : uiresponder <uiapplicationdelegate>
{
reachability *reachability;
bool warningviawwan;
}
@property (strong, nonatomic) uiwindow *window;
- (void)reachabilitysniff:(reachability*) curreach;
- (void)reachabilitysniffnotification:(nsnotification* )notification;
- (void)alertview:(uialertview *)alertview clickedbuttonatindex:(nsinteger)buttonindex;
@end
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appdelegate.m
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#import "appdelegate.h"
#import "rootviewcontroller.h"
@implementation appdelegate
- (bool)application:(uiapplication *)application didfinishlaunchingwithoptions:(nsdictionary *)launchoptions
{
self.window = [[uiwindow alloc] initwithframe:[[uiscreen mainscreen] bounds]];
// override point for customization after application launch.
rootviewcontroller *rootvc=[[rootviewcontroller alloc]init];
uinavigationcontroller *nav=[[uinavigationcontroller alloc]initwithrootviewcontroller:rootvc];
self.window.rootviewcontroller=nav;
//启动网络嗅探功能
warningviawwan = true;
[[nsnotificationcenter defaultcenter] addobserver:self selector:@selector(reachabilitysniffnotification:) name:kreachabilitychangednotification object:nil];
if (!reachability) {
reachability = [reachability reachabilityforinternetconnection];
}
[reachability startnotifier];
[self performselector:@selector(reachabilitysniff:) withobject:reachability afterdelay:20];
self.window.backgroundcolor = [uicolor whitecolor];
[self.window makekeyandvisible];
return yes;
}
#pragma mark -网络嗅探
- (void)reachabilitysniffnotification:(nsnotification* )notification
{
reachability* curreach = [notification object];
[self performselector:@selector(reachabilitysniff:) withobject:curreach afterdelay:2];
}
- (void)reachabilitysniff:(reachability*) curreach
{
nslog(@"reachabilitysniffnewworkstatus");
if (!curreach) {
return;
}
networkstatus status = [curreach currentreachabilitystatus];
switch (status) {
case reachableviawifi:
{
uialertview *alert = [[uialertview alloc] initwithtitle:@"您正在使用wifi网络" message:nil delegate:self cancelbuttontitle:nil otherbuttontitles:@"本次不再提醒",@"知道了", nil];
[alert show];
break;
}
case reachableviawwan:
{
uialertview *alert = [[uialertview alloc] initwithtitle:@"您正在使用移动网络，运营商会收取流量费，建议使用wifi网络" message:nil delegate:self cancelbuttontitle:nil otherbuttontitles:@"本次不再提醒",@"知道了", nil];
[alert show];
break;
}
case notreachable:
{
uialertview *alert = [[uialertview alloc] initwithtitle:@"没有网络" message:nil delegate:self cancelbuttontitle:nil otherbuttontitles:@"本次不再提醒",@"知道了", nil];
[alert show];
break;
}
}
}
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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。