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hippieZhou · Sep 6, 2024 · 12a8f32 · 12a8f32
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diff --git a/src/source/_posts/hello-world.md → src/source/_posts/Hello-world.md b/src/source/_posts/hello-world.md → src/source/_posts/Hello-world.md
diff --git a/src/source/_posts/MEF-Notes.md b/src/source/_posts/MEF-Notes.md
@@ -0,0 +1,60 @@
+---
+title: MEF Notes
+date: 2022-02-17 21:21:18
+tags: WPF
+---
+
+# 模块代码
+
+```C#
+[Export(typeof(Window))]
+[ExportMetadata("name", "首页")]
+public partial class MainView : Window
+{
+    public MainView()
+    {
+        InitializeComponent();
+    }
+}
+
+# .NET Framework 版本
+public class WindowsCompos
+{
+    [Export("extWindows")]
+    [ImportMany(typeof(Window))]
+    public IEnumerable<ExportFactory<Window, IDictionary<string, object>>> ExtWindows { get; set; }
+}
+
+# .NET 版本（需要先安装 System.Composition）
+public class WindowsCompos
+{
+    [Export("extWindows")]
+    [ImportMany]
+    public IEnumerable<ExportFactory<Window, IDictionary<string, object>>> ExtWindows { get; set; }
+}
+```
+
+# 主程序代码
+
+```C#
+# .NET Framework 版本
+var extAss = Assembly.Load("MultiToolKit.WpfApp.Modules.Home");
+var catalog = new AssemblyCatalog(extAss);
+var container = new CompositionContainer(catalog);
+
+var extWindowsList =
+    container.GetExportedValue<IEnumerable<ExportFactory<Window, IDictionary<string, object>>>>(
+        "extWindows");
+
+# .NET 版本
+var executableLocation = Assembly.GetEntryAssembly().Location;
+var path = Path.GetDirectoryName(executableLocation);
+var assemblies = Directory
+    .GetFiles(path, "*.dll", SearchOption.AllDirectories)
+    .Select(AssemblyLoadContext.Default.LoadFromAssemblyPath)
+    .ToList();
+var configuration = new ContainerConfiguration()
+    .WithAssemblies(assemblies);
+using var container = configuration.CreateContainer();
+_extWindowsList = container.GetExports<ExportFactory<Window, IDictionary<string, object>>>();
+```