在iphone状态栏显示网络连接状态 [转]
当后台有流量产生,将在状态栏显示一个旋转的图标
UIApplication* app = [UIApplication sharedApplication];
app.networkActivityIndicatorVisible = YES; // to stop it, set this to NO
当后台有流量产生,将在状态栏显示一个旋转的图标
UIApplication* app = [UIApplication sharedApplication];
app.networkActivityIndicatorVisible = YES; // to stop it, set this to NO