protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
var PhoneNumberText = FindViewById <EditText>(Resource.Id.PhoneNumberText);
var TranslateButton = FindViewById <Button>(Resource.Id.TranslateButton);
var CallButton = FindViewById <Button>(Resource.Id.CallButton);
CallButton.Enabled = false;
var TranslatedNumber = string.Empty;
TranslateButton.Click += (object senser, System.EventArgs e) =>
{
var Translator = new PhoneTranslator();
TranslatedNumber = Translator.ToNumber(PhoneNumberText.Text);
if (string.IsNullOrWhiteSpace(TranslatedNumber))
{
CallButton.Text = "Llamar";
CallButton.Enabled = false;
}
else
{
CallButton.Text = $"Llamar al {TranslatedNumber}";
CallButton.Enabled = true;
}
};
CallButton.Click += (object sender, System.EventArgs e) =>
{
var CallDialog = new AlertDialog.Builder(this);
CallDialog.SetMessage($"Llamar al numero {TranslatedNumber}?");
CallDialog.SetNeutralButton("Llamar", delegate {
var CallIntent = new Android.Content.Intent(Android.Content.Intent.ActionCall);
CallIntent.SetData(Android.Net.Uri.Parse($"tel:{TranslatedNumber}"));
StartActivity(CallIntent);
});
CallDialog.SetNegativeButton("Cancelar", delegate { });
CallDialog.Show();
};
Validate();
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
var TranslatedNumber = string.Empty;
// Perform any additional setup after loading the view, typically from a nib.
TranslateButton.TouchUpInside += (object sender, EventArgs e) =>
{
var Translator = new PhoneTranslator();
TranslatedNumber = Translator.ToNumber(PhoneNumberText.Text);
if (string.IsNullOrWhiteSpace(TranslatedNumber))
{
//No hay numero a llamar
CallButton.SetTitle("Llamar", UIControlState.Normal);
CallButton.Enabled = false;
}
else
{
//Hay un posible numero telefonico a llamar
CallButton.SetTitle($"llamar al {TranslatedNumber}", UIControlState.Normal);
CallButton.Enabled = true;
}
};
CallButton.TouchUpInside += (object sender, EventArgs e) =>
{
var URL = new Foundation.NSUrl($"tel:{TranslatedNumber}");
//Utilizar el manejador de URL con el prefijo tel: para invocar
//a la aplicacion Phone de Apple, de lo contrario mostrar un dialogo de alerta.
if (!UIApplication.SharedApplication.OpenUrl(URL))
{
var Alert = UIAlertController.Create("No soportado",
"El esquema 'tel:' no es soportado en este dispositivo",
UIAlertControllerStyle.Alert);
Alert.AddAction(UIAlertAction.Create("Ok",
UIAlertActionStyle.Default, null));
PresentViewController(Alert, true, null);
}
};
}
