UIView[] AddAgeControlsToView(UIView overlayView, List <NSLayoutConstraint> constraints)
{
UILabel ageTitleLabel = StyleUtilities.CreateStandardLabel();
ageTitleLabel.Text = "Your age".LocalizedString("The user's age");
overlayView.AddSubview(ageTitleLabel);
AgeSlider ageSlider = new AgeSlider {
Value = person.Age,
TranslatesAutoresizingMaskIntoConstraints = false,
};
ageSlider.ValueChanged += OnAgeUpdate;
overlayView.AddSubview(ageSlider);
// Display the current age next to the slider
ageValueLabel = AddAgeValueLabelToView(overlayView);
UpdateAgeValueLabelFromSlider(ageSlider);
// // Position the age title and value side by side, within the overlay view
constraints.Add(NSLayoutConstraint.Create(ageTitleLabel, NSLayoutAttribute.Top, NSLayoutRelation.Equal, overlayView, NSLayoutAttribute.Top, 1f, StyleUtilities.ContentVerticalMargin));
constraints.Add(NSLayoutConstraint.Create(ageTitleLabel, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, overlayView, NSLayoutAttribute.Leading, 1f, StyleUtilities.ContentHorizontalMargin));
constraints.Add(NSLayoutConstraint.Create(ageSlider, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, ageTitleLabel, NSLayoutAttribute.Trailing, 1f, LabelControlMinimumSpacing));
constraints.Add(NSLayoutConstraint.Create(ageSlider, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, ageTitleLabel, NSLayoutAttribute.CenterY, 1f, 0f));
constraints.Add(NSLayoutConstraint.Create(ageValueLabel, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, ageSlider, NSLayoutAttribute.Trailing, 1f, LabelControlMinimumSpacing));
constraints.Add(NSLayoutConstraint.Create(ageValueLabel, NSLayoutAttribute.FirstBaseline, NSLayoutRelation.Equal, ageTitleLabel, NSLayoutAttribute.FirstBaseline, 1f, 0f));
constraints.Add(NSLayoutConstraint.Create(ageValueLabel, NSLayoutAttribute.Trailing, NSLayoutRelation.Equal, overlayView, NSLayoutAttribute.Trailing, 1f, -1 * StyleUtilities.ContentHorizontalMargin));
return(new UIView[] { ageTitleLabel, ageSlider, ageValueLabel });
}
void UpdateAgeValueLabelFromSlider(AgeSlider ageSlider)
{
NSNumber number = NSNumber.FromFloat(ageSlider.Value);
ageValueLabel.Text = NSNumberFormatter.LocalizedStringFromNumbernumberStyle(number, NSNumberFormatterStyle.Decimal);
}
private void UpdateAgeValueLabelFromSlider(AgeSlider ageSlider)
{
NSNumber number = NSNumber.FromFloat (ageSlider.Value);
_ageValueLabel.Text = NSNumberFormatter.LocalizedStringFromNumbernumberStyle (number, NSNumberFormatterStyle.Decimal);
}
private UIView[] AddAgeControlsToView(UIView overlayView, List<NSLayoutConstraint> constraints)
{
UILabel ageTitleLabel = StyleUtilities.CreateStandardLabel ();
ageTitleLabel.Text = "Your age".LocalizedString ("The user's age");
overlayView.AddSubview (ageTitleLabel);
AgeSlider ageSlider = new AgeSlider {
Value = _person.Age,
TranslatesAutoresizingMaskIntoConstraints = false,
};
ageSlider.ValueChanged += OnAgeUpdate;
overlayView.AddSubview (ageSlider);
// Display the current age next to the slider
_ageValueLabel = AddAgeValueLabelToView (overlayView);
UpdateAgeValueLabelFromSlider (ageSlider);
// // Position the age title and value side by side, within the overlay view
constraints.Add (NSLayoutConstraint.Create (ageTitleLabel, NSLayoutAttribute.Top, NSLayoutRelation.Equal, overlayView, NSLayoutAttribute.Top, 1f, StyleUtilities.ContentVerticalMargin));
constraints.Add (NSLayoutConstraint.Create (ageTitleLabel, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, overlayView, NSLayoutAttribute.Leading, 1f, StyleUtilities.ContentHorizontalMargin));
constraints.Add (NSLayoutConstraint.Create (ageSlider, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, ageTitleLabel, NSLayoutAttribute.Trailing, 1f, LabelControlMinimumSpacing));
constraints.Add (NSLayoutConstraint.Create (ageSlider, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, ageTitleLabel, NSLayoutAttribute.CenterY, 1f, 0f));
constraints.Add (NSLayoutConstraint.Create (_ageValueLabel, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, ageSlider, NSLayoutAttribute.Trailing, 1f, LabelControlMinimumSpacing));
constraints.Add (NSLayoutConstraint.Create (_ageValueLabel, NSLayoutAttribute.FirstBaseline, NSLayoutRelation.Equal, ageTitleLabel, NSLayoutAttribute.FirstBaseline, 1f, 0f));
constraints.Add (NSLayoutConstraint.Create (_ageValueLabel, NSLayoutAttribute.Trailing, NSLayoutRelation.Equal, overlayView, NSLayoutAttribute.Trailing, 1f, -1 * StyleUtilities.ContentHorizontalMargin));
return new UIView[]{ ageTitleLabel, ageSlider, _ageValueLabel };
}