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Diffstat (limited to 'Xamarin.Forms.Core/BindableObjectExtensions.cs')
-rw-r--r-- | Xamarin.Forms.Core/BindableObjectExtensions.cs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/Xamarin.Forms.Core/BindableObjectExtensions.cs b/Xamarin.Forms.Core/BindableObjectExtensions.cs new file mode 100644 index 00000000..2eab2380 --- /dev/null +++ b/Xamarin.Forms.Core/BindableObjectExtensions.cs @@ -0,0 +1,34 @@ +using System; +using System.Linq.Expressions; + +namespace Xamarin.Forms +{ + public static class BindableObjectExtensions + { + public static void SetBinding(this BindableObject self, BindableProperty targetProperty, string path, BindingMode mode = BindingMode.Default, IValueConverter converter = null, + string stringFormat = null) + { + if (self == null) + throw new ArgumentNullException("self"); + if (targetProperty == null) + throw new ArgumentNullException("targetProperty"); + + var binding = new Binding(path, mode, converter, stringFormat: stringFormat); + self.SetBinding(targetProperty, binding); + } + + public static void SetBinding<TSource>(this BindableObject self, BindableProperty targetProperty, Expression<Func<TSource, object>> sourceProperty, BindingMode mode = BindingMode.Default, + IValueConverter converter = null, string stringFormat = null) + { + if (self == null) + throw new ArgumentNullException("self"); + if (targetProperty == null) + throw new ArgumentNullException("targetProperty"); + if (sourceProperty == null) + throw new ArgumentNullException("sourceProperty"); + + Binding binding = Binding.Create(sourceProperty, mode, converter, stringFormat: stringFormat); + self.SetBinding(targetProperty, binding); + } + } +}
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