private async void DevicesUDP_ItemSelected(object sender, SelectedItemChangedEventArgs e)
{
ListView listView = (ListView)sender;
DeviceUDP deviceUDP = (DeviceUDP)listView.SelectedItem;
CrossClipboard.Current.SetText(deviceUDP.ToString());
await DisplayAlert("UDP Cross", "Ip, Porta e Comando copiados.", "Ok");
}
private async void Button_Clicked(object sender, EventArgs e)
{
try
{
if (string.IsNullOrEmpty(Comando.Text) || string.IsNullOrEmpty(IP.Text) || string.IsNullOrEmpty(Porta.Text))
{
return;
}
DeviceUDP deviceUDP = new DeviceUDP
{
ID = Application.Current.Properties.Count.ToString(),
Comando = Comando.Text,
IP = IP.Text,
Porta = Porta.Text
};
Application.Current.Properties.Add(deviceUDP.ID, JsonConvert.SerializeObject(deviceUDP));
DeviceUDPs.Add(deviceUDP);
await Application.Current.SavePropertiesAsync();
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
}
Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Dgram,
ProtocolType.Udp);
IPAddress broadcast = IPAddress.Parse(IP.Text);
byte[] sendbuf = Encoding.ASCII.GetBytes($"@{Comando.Text}#");
IPEndPoint ep = new IPEndPoint(broadcast, int.Parse(Porta.Text));
s.SendTo(sendbuf, ep);
s.Close();
Console.WriteLine("Message sent to the broadcast address");
}
public MainPage()
{
InitializeComponent();
DevicesUDP.ItemsSource = DeviceUDPs;
try
{
//Application.Current.Properties.Clear();
foreach (var item in Application.Current.Properties)
{
DeviceUDP deviceUDP = JsonConvert.DeserializeObject <DeviceUDP>(item.Value.ToString());
DeviceUDPs.Add(deviceUDP);
}
}
catch (Exception e)
{
Console.WriteLine(e);;
}
}
