/// <summary>
/// Dispose the specified disposing.
/// </summary>
/// <returns>The dispose.</returns>
/// <param name="disposing">If set to <c>true</c> disposing.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
_model.UpdatePickerFromModel -= Model_UpdatePickerFromModel;
DummyField.RemoveFromSuperview();
DummyField?.Dispose();
DummyField = null;
_titleLabel?.Dispose();
_titleLabel = null;
_model?.Dispose();
_model = null;
_picker?.Dispose();
_picker = null;
_command = null;
}
base.Dispose(disposing);
}
void SetUpPicker()
{
_picker = new UIPickerView();
var width = UIScreen.MainScreen.Bounds.Width;
_titleLabel = new UILabel();
_titleLabel.TextAlignment = UITextAlignment.Center;
var toolbar = new UIToolbar(new CGRect(0, 0, (float)width, 44))
{
BarStyle = UIBarStyle.Default, Translucent = true
};
var cancelButton = new UIBarButtonItem(UIBarButtonSystemItem.Cancel, (o, e) =>
{
DummyField.ResignFirstResponder();
Select(_model.PreSelectedItem);
});
var labelButton = new UIBarButtonItem(_titleLabel);
var spacer = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace);
var doneButton = new UIBarButtonItem(UIBarButtonSystemItem.Done, (o, a) =>
{
_model.OnUpdatePickerFormModel();
DummyField.ResignFirstResponder();
_command?.Execute(_model.SelectedItem);
});
toolbar.SetItems(new[] { cancelButton, spacer, labelButton, spacer, doneButton }, false);
DummyField.InputView = _picker;
DummyField.InputAccessoryView = toolbar;
_model = new TextPickerSource();
_picker.Model = _model;
_model.UpdatePickerFromModel += Model_UpdatePickerFromModel;
}