!3635 feat(#I66NP7): add OnCloseTabItemAsync parameter on Tab component

* chore: bump version 7.1.7
* test: 增加单元测试
* feat: 增加 OnCloseTabItemAsync 回调方法

src/BootstrapBlazor/BootstrapBlazor.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>7.1.7-beta01</Version>
+    <Version>7.1.7</Version>
   </PropertyGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">

src/BootstrapBlazor/Components/Tab/Tab.razor.cs

@@ -92,6 +92,12 @@ public partial class Tab : IHandlerException, IDisposable
     [Parameter]
     public bool ShowClose { get; set; }
 
+    /// <summary>
+    /// 关闭标签页回调方法
+    /// </summary>
+    [Parameter]
+    public Func<TabItem, Task>? OnCloseTabItemAsync { get; set; }
+
     /// <summary>
     /// 获得/设置 是否显示扩展功能按钮 默认为 false 不显示
     /// </summary>
@@ -379,14 +385,13 @@ public partial class Tab : IHandlerException, IDisposable
     /// <summary>
     /// 关闭当前标签页方法
     /// </summary>
-    public Task CloseCurrentTab()
+    public async Task CloseCurrentTab()
     {
         var tab = _items.FirstOrDefault(t => t.IsActive);
         if (tab != null && tab.Closable)
         {
-            RemoveTab(tab);
+            await RemoveTab(tab);
         }
-        return Task.CompletedTask;
     }
 
     private void OnClickCloseAllTabs() => _items.RemoveAll(t => t.Closable);
@@ -531,10 +536,14 @@ public partial class Tab : IHandlerException, IDisposable
     /// 移除 TabItem 方法
     /// </summary>
     /// <param name="item"></param>
-    public void RemoveTab(TabItem item)
+    public async Task RemoveTab(TabItem item)
     {
         var index = _items.IndexOf(item);
         _items.Remove(item);
+        if (OnCloseTabItemAsync != null)
+        {
+            await OnCloseTabItemAsync(item);
+        }
         var activeItem = _items.FirstOrDefault(i => i.IsActive);
         if (activeItem == null)
         {

test/UnitTest/Components/TabTest.cs

@@ -77,11 +77,17 @@ public class TabTest : TabTestBase
     public void ClickTab_Ok()
     {
         var clicked = false;
+        TabItem? closedItem = null;
         var cut = Context.RenderComponent<Tab>(pb =>
         {
             pb.Add(a => a.ShowExtendButtons, true);
             pb.Add(a => a.Placement, Placement.Bottom);
             pb.Add(a => a.ShowClose, true);
+            pb.Add(a => a.OnCloseTabItemAsync, item =>
+            {
+                closedItem = item;
+                return Task.CompletedTask;
+            });
             pb.Add(a => a.OnClickTab, item =>
             {
                 clicked = true;
@@ -121,8 +127,10 @@ public class TabTest : TabTestBase
         Assert.Equal("Tab2-Content", cut.Find(".tabs-body .d-none").InnerHtml);
 
         // Close
+        Assert.Null(closedItem);
         button = cut.Find(".tabs-item-close");
         button.Click();
+        Assert.NotNull(closedItem);
     }
 
     [Fact]