IMarkupExtension Interface
Definition
Important
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Defines the interface for Xamarin.Forms XAML markup extensions.
public interface IMarkupExtensiontype IMarkupExtension = interface- Derived
Remarks
Types implementing this interface can be used as custom XAML markup extension.
The following example shows declaration of a custom markup extension.
public class ColorMarkup : IMarkupExtension
{
public int R { get; set; }
public int G { get; set; }
public int B { get; set; }
public object ProvideValue (IServiceProvider serviceProvider)
{
return Color.FromRgb (R, G, B);
}
}
The markup extension can be used directly in XAML
<Label TextColor="{localns:ColorMarkup R=100, G=80, B=60}"/>
Methods
| ProvideValue(IServiceProvider) |
Returns the object created from the markup extension. |