feat: 增加 OnDoubleClickItem 回调方法

Author: ArgoZhang

src/BootstrapBlazor/Components/ListGroup/ListGroup.razor

@@ -14,7 +14,8 @@
     <div class="list-group-body scroll">
         @foreach (var item in Items)
         {
-            <div @key="item" class="@GetItemClassString(item)" @onclick="() => OnClick(item)">
+            <div @key="item" class="@GetItemClassString(item)"
+                 @onclick="() => OnClick(item)" @ondblclick="() => OnDoubleClick(item)">
                 @if (ItemTemplate != null)
                 {
                     @ItemTemplate(item)

src/BootstrapBlazor/Components/ListGroup/ListGroup.razor.cs

@@ -44,6 +44,12 @@ public partial class ListGroup<TItem>
     [Parameter]
     public Func<TItem, Task>? OnClickItem { get; set; }
 
+    /// <summary>
+    /// 获得/设置 双击 List 项目回调方法
+    /// </summary>
+    [Parameter]
+    public Func<TItem, Task>? OnDoubleClickItem { get; set; }
+
     /// <summary>
     /// 获得/设置 获得条目显示文本内容回调方法
     /// </summary>
@@ -55,7 +61,7 @@ public partial class ListGroup<TItem>
         .Build();
 
     private string? GetItemClassString(TItem item) => CssBuilder.Default("list-group-item")
-        .AddClass("active", Value != null && Value.Equals(item))
+        .AddClass("active", Value.Equals(item))
         .Build();
 
     /// <summary>
@@ -78,4 +84,13 @@ private async Task OnClick(TItem item)
         }
         CurrentValue = item;
     }
+
+    private async Task OnDoubleClick(TItem item)
+    {
+        if (OnDoubleClickItem != null)
+        {
+            await OnDoubleClickItem(item);
+        }
+        CurrentValue = item;
+    }
 }