优化更新代码，添加界面功能并整合

WPFluent/Controls/VirtualizingPanel/VirtualizingWrapPanel.xaml

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+<!--
+    This Source Code Form is subject to the terms of the MIT License.
+    If a copy of the MIT was not distributed with this file, You can obtain one at https://opensource.org/licenses/MIT.
+    Copyright (C) Leszek Pomianowski and WPF UI Contributors.
+    All Rights Reserved.
+-->
+
+<ResourceDictionary
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="clr-namespace:WPFluent.Controls">
+
+    <Style TargetType="{x:Type controls:VirtualizingWrapPanel}">
+        <Setter Property="Margin" Value="0" />
+        <Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Disabled" />
+        <Setter Property="ScrollViewer.VerticalScrollBarVisibility" Value="Auto" />
+        <Setter Property="ScrollViewer.CanContentScroll" Value="True" />
+        <Setter Property="SnapsToDevicePixels" Value="True" />
+        <Setter Property="OverridesDefaultStyle" Value="True" />
+    </Style>
+
+</ResourceDictionary>