refactor: 精简代码

Author: ArgoZhang

src/BootstrapBlazor/Components/Layout/Layout.razor

@@ -130,6 +130,7 @@
           DefaultUrl="@TabDefaultUrl" ExcludeUrls="@ExcludeUrls" IsOnlyRenderActiveTab="IsOnlyRenderActiveTab"
           TabStyle="TabStyle" ShowToolbar="@ShowToolbar" ToolbarTemplate="@ToolbarTemplate"
           ShowContextMenu="ShowTabContextMenu"
+          BeforeContextMenuTemplate="@BeforeTabContextMenuTemplate" ContextMenuTemplate="@TabContextMenuTemplate"
           ContextMenuRefreshIcon="@TabContextMenuRefreshIcon" ContextMenuCloseIcon="@TabContextMenuCloseIcon"
           ContextMenuCloseOtherIcon="@TabContextMenuCloseOtherIcon" ContextMenuCloseAllIcon="@TabContextMenuCloseAllIcon"
           ShowRefreshToolbarButton="ShowRefreshToolbarButton" ShowFullscreenToolbarButton="ShowFullscreenToolbarButton"

src/BootstrapBlazor/Components/Layout/Layout.razor.cs

@@ -623,38 +623,6 @@ public virtual Task HandlerException(Exception ex, RenderFragment<Exception> err
 
     private string? GetTargetString() => IsFixedTabHeader ? ".tabs-body" : null;
 
-    private async Task OnRefresh(ContextMenuItem item, object? context)
-    {
-        if (context is TabItem tabItem)
-        {
-            await _tab.Refresh(tabItem);
-        }
-    }
-
-    private async Task OnClose(ContextMenuItem item, object? context)
-    {
-        if (context is TabItem tabItem)
-        {
-            await _tab.RemoveTab(tabItem);
-        }
-    }
-
-    private Task OnCloseOther(ContextMenuItem item, object? context)
-    {
-        if (context is TabItem tabItem)
-        {
-            _tab.ActiveTab(tabItem);
-        }
-        _tab.CloseOtherTabs();
-        return Task.CompletedTask;
-    }
-
-    private Task OnCloseAll(ContextMenuItem item, object? context)
-    {
-        _tab.CloseAllTabs();
-        return Task.CompletedTask;
-    }
-
     /// <summary>
     /// <inheritdoc/>
     /// </summary>