private async Task <string> OpenSelectableInputAlertDialog()
{
// create the TextInputView
var inputView = new SelectableInputView(
"How's your day mate?",
new List <string>()
{
"Awesome!", "Great!", "Cool!", "Good!", "Not Bad!", "Meh!"
},
"Save", "Cancel", "Ops! You can't leave without a selection!");
// 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(((SelectableInputView)sender).SelectionResult))
{
((SelectableInputView)sender).IsValidationLabelVisible = false;
popup.PageClosedTaskCompletionSource.SetResult(((SelectableInputView)sender).SelectionResult);
}
else
{
((SelectableInputView)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);
}
private async Task <double> OpenSliderInputAlertDialog()
{
// create the TextInputView
var inputView = new SlidableInputView(
"How much would you rate it?", 0, 10,
"Save", "Cancel", "Ops! You can't leave with an empty value!");
// create the Transparent Popup Page
// of type string since we need a string return
var popup = new InputAlertDialogBase <double>(inputView);
// subscribe to the TextInputView's Button click event
inputView.SaveButtonEventHandler +=
(sender, obj) =>
{
if (((SlidableInputView)sender).SliderInputResult > 0)
{
((SlidableInputView)sender).IsValidationLabelVisible = false;
popup.PageClosedTaskCompletionSource.SetResult(((SlidableInputView)sender).SliderInputResult);
}
else
{
((SlidableInputView)sender).IsValidationLabelVisible = true;
}
};
// subscribe to the TextInputView's Button click event
inputView.CancelButtonEventHandler +=
(sender, obj) =>
{
popup.PageClosedTaskCompletionSource.SetResult(0);
};
// 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);
}
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);
}
private async Task <MyDataModel> OpenMultipleDataInputAlertDialog()
{
// create the TextInputView
var inputView = new MultipleDataInputView(
"What's your Name?", "What's your Age?",
"First Name", "Last Name", 0, 40,
"Save", "Cancel");
// create the Transparent Popup Page
// of type string since we need a string return
var popup = new InputAlertDialogBase <MyDataModel>(inputView);
// subscribe to the TextInputView's Button click event
inputView.SaveButtonEventHandler +=
(sender, obj) =>
{
// handle validations
if (string.IsNullOrEmpty(((MultipleDataInputView)sender).MultipleDataResult.FirstName))
{
((MultipleDataInputView)sender).ValidationLabelText = "Ops! You need to enter the First name!";
((MultipleDataInputView)sender).IsValidationLabelVisible = true;
return;
}
if (string.IsNullOrEmpty(((MultipleDataInputView)sender).MultipleDataResult.LastName))
{
((MultipleDataInputView)sender).ValidationLabelText = "Ops! You need to enter the Last name!";
((MultipleDataInputView)sender).IsValidationLabelVisible = true;
return;
}
if (((MultipleDataInputView)sender).MultipleDataResult.Age < 18)
{
((MultipleDataInputView)sender).ValidationLabelText = "Ops! You need to be over 18 years of Age!";
((MultipleDataInputView)sender).IsValidationLabelVisible = true;
return;
}
// if all good then set the Result
((MultipleDataInputView)sender).IsValidationLabelVisible = false;
popup.PageClosedTaskCompletionSource.SetResult(((MultipleDataInputView)sender).MultipleDataResult);
};
// 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);
}
