public async Task <Tuple <string, PopupResultEnum> > OpenCancellableTextInputAlertDialog(string inputText)
{
// create the TextInputView
var inputView = new TextInputCancellableView(
"Nom de la liste ?", "Nouveau nom...", inputText, "Enregistrer", "Annuler", "Supprimer", "Le nom ne peut pas être vide.");
// create the Transparent Popup Page
// of type string since we need a string return
var popup = new InputAlertDialogBase <Tuple <string, PopupResultEnum> >(inputView);
// subscribe to the TextInputView's Button click event
inputView.SaveButtonEventHandler +=
(sender, obj) =>
{
if (!string.IsNullOrEmpty(((TextInputCancellableView)sender).TextInputResult))
{
((TextInputCancellableView)sender).IsValidationLabelVisible = false;
popup.PageClosedTaskCompletionSource.SetResult(new Tuple <string, PopupResultEnum>(((TextInputCancellableView)sender).TextInputResult, PopupResultEnum.Save));
}
else
{
((TextInputCancellableView)sender).IsValidationLabelVisible = true;
}
};
// subscribe to the TextInputView's Button click event
inputView.CancelButtonEventHandler +=
(sender, obj) =>
{
popup.PageClosedTaskCompletionSource.SetResult(new Tuple <string, PopupResultEnum>(null, PopupResultEnum.Cancel));
};
inputView.DeleteButtonEventHandler +=
(sender, obj) =>
{
popup.PageClosedTaskCompletionSource.SetResult(new Tuple <string, PopupResultEnum>(null, PopupResultEnum.Delete));
};
// Push the page to Navigation Stack
await PopupNavigation.Instance.PushAsync(popup, true);
// await for the user to enter the text input
var result = await popup.PageClosedTask;
// Pop the page from Navigation Stack
await PopupNavigation.Instance.PopAsync();
// return user inserted text value
return(result);
}
private async Task <string> OpenCancellableTextInputAlertDialog()
{
// create the TextInputView
var inputView = new TextInputCancellableView(
"How's your day mate?", "enter here...", "Save", "Cancel", "Ops! Can't leave this empty!");
// create the Transparent Popup Page
// of type string since we need a string return
var popup = new InputAlertDialogBase <string>(inputView);
// subscribe to the TextInputView's Button click event
inputView.SaveButtonEventHandler +=
(sender, obj) =>
{
if (!string.IsNullOrEmpty(((TextInputCancellableView)sender).TextInputResult))
{
((TextInputCancellableView)sender).IsValidationLabelVisible = false;
popup.PageClosedTaskCompletionSource.SetResult(((TextInputCancellableView)sender).TextInputResult);
}
else
{
((TextInputCancellableView)sender).IsValidationLabelVisible = true;
}
};
// subscribe to the TextInputView's Button click event
inputView.CancelButtonEventHandler +=
(sender, obj) =>
{
popup.PageClosedTaskCompletionSource.SetResult(null);
};
// Push the page to Navigation Stack
await PopupNavigation.PushAsync(popup);
// await for the user to enter the text input
var result = await popup.PageClosedTask;
// Pop the page from Navigation Stack
await PopupNavigation.PopAsync();
// return user inserted text value
return(result);
}
public async Task <string> OpenCancellableTextInputAlertDialog(string titleText, string placeHolderText, string saveButtonText,
string cancelButtonText, string validationText)
{
// create the TextInputView
var inputView = new TextInputCancellableView(titleText, placeHolderText, saveButtonText,
cancelButtonText, validationText);
// create the Transparent Popup Page
// of type string since we need a string return
var popup = new InputAlertDialogBase <string>(inputView);
// subscribe to the TextInputView's Button click event
inputView.SaveButtonEventHandler +=
(sender, obj) =>
{
if (!string.IsNullOrEmpty(((TextInputCancellableView)sender).TextInputResult))
{
((TextInputCancellableView)sender).IsValidationLabelVisible = false;
popup.PageClosedTaskCompletionSource.SetResult(((TextInputCancellableView)sender).TextInputResult);
}
else
{
((TextInputCancellableView)sender).IsValidationLabelVisible = true;
}
};
// subscribe to the TextInputView's Button click event
inputView.CancelButtonEventHandler +=
(sender, obj) =>
{
popup.PageClosedTaskCompletionSource.SetResult(null);
};
// return user inserted text value
return(await Navigate(popup));
}
