StaffPerformance/wispro.sp.web/Components/RightMenuTreeNode.razor

<ContextMenu Id="@($"righMenu-{Department.Id}")" Context="pp">
    <Item OnClick="() => _OnCreate(Department)">添加</Item>
    <Item OnClick="() => _OnEdit(Department)">修改</Item>
    <Item OnClick="() => _OnDelete(Department)">删除</Item>
</ContextMenu>

<ContextMenuTrigger MenuId="@($"righMenu-{Department.Id}")">
    <div>@Department.Name</div>
</ContextMenuTrigger>