Add ContainerProviderExtension

src/Wpf/Prism.Wpf/Ioc/ContainerProviderExtension.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Windows.Markup;
+
+namespace Prism.Ioc
+{
+    /// <summary>
+    /// Provides Types and Services registered with the Container
+    /// </summary>
+    /// <example>
+    /// <para>
+    /// Usage as markup extension:
+    /// <![CDATA[
+    ///   <TextBlock
+    ///     Text="{Binding
+    ///       Path=Foo,
+    ///       Converter={prism:ContainerProvider {x:Type local:MyConverter}}}" />
+    /// ]]>
+    /// </para>
+    /// <para>
+    /// Usage as XML element:
+    /// <![CDATA[
+    ///   <Window>
+    ///     <Window.DataContext>
+    ///       <prism:ContainerProvider Type="{x:Type local:MyViewModel}" />
+    ///     </Window.DataContext>
+    ///   </Window>
+    /// ]]>
+    /// </para>
+    /// </example>
+    public class ContainerProviderExtension : MarkupExtension
+    {
+        public ContainerProviderExtension()
+        {
+        }
+
+        public ContainerProviderExtension(Type type)
+        {
+            Type = type;
+        }
+
+        /// <summary>
+        /// The type to Resolve
+        /// </summary>
+        public Type Type { get; set; }
+
+        /// <summary>
+        /// The Name used to register the type with the Container
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Provide resolved object from <see cref="ContainerLocator"/>
+        /// </summary>
+        /// <param name="serviceProvider"></param>
+        /// <returns></returns>
+        public override object ProvideValue(IServiceProvider serviceProvider)
+        {
+            return string.IsNullOrEmpty(Name)
+                ? ContainerLocator.Container?.Resolve(Type)
+                : ContainerLocator.Container?.Resolve(Type, Name);
+        }
+    }
+}