private static bool IsInternetConnected()
{
Windows.Networking.Connectivity.ConnectionProfile connections = Windows.Networking.Connectivity.NetworkInformation.GetInternetConnectionProfile();
bool internet = (connections != null) &&
(connections.GetNetworkConnectivityLevel() == Windows.Networking.Connectivity.NetworkConnectivityLevel.InternetAccess);
return(internet);
}
private bool CheckInternetAccess()
{
bool internetAccess = false;
Windows.Networking.Connectivity.ConnectionProfile connectionProfile = Windows.Networking.Connectivity.NetworkInformation.GetInternetConnectionProfile();
if (connectionProfile != null)
{
var connectivityLevel = connectionProfile.GetNetworkConnectivityLevel();
if (connectivityLevel == Windows.Networking.Connectivity.NetworkConnectivityLevel.ConstrainedInternetAccess ||
connectivityLevel == Windows.Networking.Connectivity.NetworkConnectivityLevel.InternetAccess)
{
internetAccess = true;
}
}
return(internetAccess);
}
private bool IsConnectedToInternet()
{
Windows.Networking.Connectivity.ConnectionProfile connectionProfile = Windows.Networking.Connectivity.NetworkInformation.GetInternetConnectionProfile();
return(connectionProfile != null && connectionProfile.GetNetworkConnectivityLevel() == Windows.Networking.Connectivity.NetworkConnectivityLevel.InternetAccess);
}
internal ConnectionProfile(Windows.Networking.Connectivity.ConnectionProfile profile)
{
_profile = profile;
}
async void WLAN()
{
/*
* if (!System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable())
* {
* await new Windows.UI.Popups.MessageDialog("当前设备没有联接网络！", "提示").ShowAsync();
* return;
* }
*/
Windows.Networking.Connectivity.ConnectionProfile cp = Windows.Networking.Connectivity.NetworkInformation.GetInternetConnectionProfile();
if (cp == null)
{
await new Windows.UI.Popups.MessageDialog("当前设备没有联接网络！", "提示").ShowAsync();
PR.IsActive = false;
return;
}
if (cp.IsWwanConnectionProfile)
{
ContentDialog dialog = new ContentDialog()
{
Title = "提示",
Content = "当前使用的是蜂窝网络数据，可能会产生额外的费用。",
PrimaryButtonText = "确定",
SecondaryButtonText = "取消",
FullSizeDesired = false
};
dialog.PrimaryButtonClick += (sender, args) =>
{
//Visbale = Windows.UI.Xaml.Visibility.Collapsed;
//(Windows.UI.Xaml.Window.Current.Content as Windows.UI.Xaml.Controls.Frame).Navigate(typeof(WinMain.MainPage));
var frame = Window.Current.Content as Frame;
if (frame != null)
{
PR.IsActive = false;
frame.Navigate(typeof(MainPage));
}
//this.Frame.Navigate(typeof(WinMain.MainPage));
};
dialog.SecondaryButtonClick += (sender, args) =>
{
App.Current.Exit();
return;
};
await dialog.ShowAsync();
}
else if (cp.IsWlanConnectionProfile)
{
//Visbale = Windows.UI.Xaml.Visibility.Collapsed;
//(Windows.UI.Xaml.Window.Current.Content as Windows.UI.Xaml.Controls.Frame).Navigate(typeof(WinMain.MainPage));
//this.Frame.Navigate(typeof(WinMain.MainPage));
var frame = Window.Current.Content as Frame;
if (frame != null)
{
PR.IsActive = false;
frame.Navigate(typeof(MainPage));
}
}
else
{
await new Windows.UI.Popups.MessageDialog("未知的网络", "网络错误").ShowAsync();
App.Current.Exit();
}
}
internal ConnectionProfile(Windows.Networking.Connectivity.ConnectionProfile profile)
{
_profile = profile;
}
