优化更新代码，添加界面功能并整合

WPFluent/Controls/ListBox/ListBoxItem.xaml

@@ -0,0 +1,53 @@
+<!--
+    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:converters="clr-namespace:WPFluent.Converters">
+
+    <converters:BrushToColorConverter x:Key="BrushToColorConverter" />
+
+    <Style x:Key="DefaultListBoxItemStyle" TargetType="{x:Type ListBoxItem}">
+        <Setter Property="Foreground" Value="{DynamicResource ListBoxItemForeground}" />
+        <Setter Property="Background" Value="{DynamicResource ListBoxItemSelectedBackgroundThemeBrush}" />
+        <Setter Property="BorderBrush" Value="{DynamicResource ListBoxItemSelectedBackgroundThemeBrush}" />
+        <Setter Property="Margin" Value="0" />
+        <Setter Property="Padding" Value="12" />
+        <Setter Property="Border.CornerRadius" Value="0" />
+        <Setter Property="SnapsToDevicePixels" Value="True" />
+        <Setter Property="OverridesDefaultStyle" Value="True" />
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type ListBoxItem}">
+                    <Border
+                        x:Name="Border"
+                        Margin="0"
+                        Padding="{TemplateBinding Padding}"
+                        Background="Transparent"
+                        BorderThickness="1"
+                        CornerRadius="{TemplateBinding Border.CornerRadius}">
+                        <ContentPresenter />
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter TargetName="Border" Property="Background" Value="{DynamicResource MenuBarItemBackgroundSelected}"/>
+                        </Trigger>
+                        
+                        <Trigger Property="IsSelected" Value="True">
+                            <Setter TargetName="Border" Property="Background" Value="{DynamicResource ListBoxItemSelectedBackgroundThemeBrush}" />
+                            <Setter Property="Foreground" Value="{DynamicResource ListBoxItemSelectedForegroundThemeBrush}" />
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style BasedOn="{StaticResource DefaultListBoxItemStyle}" TargetType="{x:Type ListBoxItem}" />
+
+</ResourceDictionary>