优化更新代码，添加界面功能并整合

WPFluent/Controls/ToolTip/ToolTip.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">
+
+    <Style x:Key="DefaultToolTipStyle" TargetType="{x:Type ToolTip}">
+        <Setter Property="MaxWidth" Value="600" />
+        <Setter Property="Height" Value="Auto" />
+        <Setter Property="Width" Value="Auto" />
+        <Setter Property="TextElement.FontSize" Value="12" />
+        <Setter Property="TextBlock.TextAlignment" Value="Justify" />
+        <Setter Property="TextElement.Foreground" Value="{DynamicResource ToolTipForeground}" />
+        <Setter Property="Foreground" Value="{DynamicResource ToolTipForeground}" />
+        <Setter Property="Background" Value="{DynamicResource ToolTipBackground}" />
+        <Setter Property="BorderBrush" Value="{DynamicResource ToolTipBorderBrush}" />
+        <Setter Property="SnapsToDevicePixels" Value="True" />
+        <Setter Property="OverridesDefaultStyle" Value="True" />
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="ToolTip">
+                    <Border
+                        Name="Border"
+                        Width="{TemplateBinding Width}"
+                        Height="{TemplateBinding Height}"
+                        MaxWidth="{TemplateBinding MaxWidth}"
+                        Padding="8"
+                        Background="{TemplateBinding Background}"
+                        BorderBrush="{TemplateBinding BorderBrush}"
+                        BorderThickness="1"
+                        CornerRadius="4"
+                        SnapsToDevicePixels="True">
+                        <Border.Effect>
+                            <DropShadowEffect
+                                BlurRadius="30"
+                                Direction="0"
+                                Opacity="0.4"
+                                ShadowDepth="0"
+                                Color="#202020" />
+                        </Border.Effect>
+                        <ContentPresenter
+                            Margin="4"
+                            HorizontalAlignment="Left"
+                            VerticalAlignment="Top">
+                            <ContentPresenter.Resources>
+                                <Style TargetType="{x:Type TextBlock}">
+                                    <Setter Property="TextWrapping" Value="WrapWithOverflow" />
+                                </Style>
+                            </ContentPresenter.Resources>
+                        </ContentPresenter>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style BasedOn="{StaticResource DefaultToolTipStyle}" TargetType="{x:Type ToolTip}" />
+
+</ResourceDictionary>