refactor: 更改为异步释放资源

Author: ArgoZhang

src/components/BootstrapBlazor.DockView/Components/DockViewV2.razor.cs

@@ -12,7 +12,7 @@ namespace BootstrapBlazor.Components;
 /// <para lang="zh">DockViewV2 组件</para>
 /// <para lang="en">DockViewV2 component</para>
 /// </summary>
-public partial class DockViewV2 : IDisposable
+public partial class DockViewV2
 {
     /// <summary>
     /// <para lang="zh">获得/设置 DockView 名称，默认为 null，用于本地存储标识</para>
@@ -413,20 +413,15 @@ internal void UpdateComponentState(string? key, bool visible, bool? isLock)
         return state;
     }
 
-    private void Dispose(bool disposing)
-    {
-        if (disposing)
-        {
-            ThemeProviderService.ThemeChangedAsync -= OnThemeChangedAsync;
-        }
-    }
-
     /// <summary>
     /// <inheritdoc/>
     /// </summary>
-    public void Dispose()
+    /// <param name="disposing"></param>
+    /// <returns></returns>
+    protected override ValueTask DisposeAsync(bool disposing)
     {
-        Dispose(true);
-        GC.SuppressFinalize(this);
+        ThemeProviderService.ThemeChangedAsync -= OnThemeChangedAsync;
+
+        return base.DisposeAsync(disposing);
     }
 }