void CreateDialog()
{
var date = AddDatePicker.GetDate(Element);
_dialog = new DatePickerDialog(_view.Context, (o, e) => {
AddDatePicker.SetDate(Element, e.Date);
_command?.Execute(e.Date);
_view.ClearFocus();
_dialog.CancelEvent -= OnCancelButtonClicked;
_dialog = null;
}, date.Year, date.Month - 1, date.Day);
_dialog.SetCanceledOnTouchOutside(true);
}
void UpdateCommand()
{
_command = AddDatePicker.GetCommand(Element);
}
void UpdateMinDate()
{
_picker.MinimumDate = AddDatePicker.GetMinDate(Element).ToNSDate();
}
void UpdateMaxDate()
{
_picker.MaximumDate = AddDatePicker.GetMaxDate(Element).ToNSDate();
}
void CreatePicker()
{
_entry = new NoCaretField();
_entry.BorderStyle = UITextBorderStyle.None;
_entry.BackgroundColor = UIColor.Clear;
_view.AddSubview(_entry);
_entry.TranslatesAutoresizingMaskIntoConstraints = false;
_entry.TopAnchor.ConstraintEqualTo(_view.TopAnchor).Active = true;
_entry.LeftAnchor.ConstraintEqualTo(_view.LeftAnchor).Active = true;
_entry.BottomAnchor.ConstraintEqualTo(_view.BottomAnchor).Active = true;
_entry.RightAnchor.ConstraintEqualTo(_view.RightAnchor).Active = true;
_entry.WidthAnchor.ConstraintEqualTo(_view.WidthAnchor).Active = true;
_entry.HeightAnchor.ConstraintEqualTo(_view.HeightAnchor).Active = true;
_view.UserInteractionEnabled = true;
_view.SendSubviewToBack(_entry);
_picker = new UIDatePicker {
Mode = UIDatePickerMode.Date, TimeZone = new Foundation.NSTimeZone("UTC")
};
if (UIDevice.CurrentDevice.CheckSystemVersion(14, 0))
{
_picker.PreferredDatePickerStyle = UIDatePickerStyle.Wheels;
}
var todayText = AddDatePicker.GetTodayText(Element);
var width = UIScreen.MainScreen.Bounds.Width;
var toolbar = new UIToolbar(new CGRect(0, 0, (float)width, 44))
{
BarStyle = UIBarStyle.Default, Translucent = true
};
var cancelButton = new UIBarButtonItem(UIBarButtonSystemItem.Cancel, (o, e) => {
_entry.ResignFirstResponder();
_picker.Date = _preSelectedDate;
});
var spacer = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace);
var doneButton = new UIBarButtonItem(UIBarButtonSystemItem.Done, (o, a) => {
_entry.ResignFirstResponder();
DoneDate();
_command?.Execute(_picker.Date.ToDateTime().Date);
});
if (!string.IsNullOrEmpty(todayText))
{
var labelButton = new UIBarButtonItem(todayText, UIBarButtonItemStyle.Plain, (sender, e) => {
SetToday();
});
var fixspacer = new UIBarButtonItem(UIBarButtonSystemItem.FixedSpace)
{
Width = 20
};
toolbar.SetItems(new[] { cancelButton, spacer, labelButton, fixspacer, doneButton }, false);
}
else
{
toolbar.SetItems(new[] { cancelButton, spacer, doneButton }, false);
}
_entry.InputView = _picker;
_entry.InputAccessoryView = toolbar;
}