Fix #3246: Choppy scrolling when scrolling fast after smooth scrolling introduction

Directory.Packages.props

@@ -45,7 +45,7 @@
     <PackageVersion Include="System.Reflection.Metadata" Version="8.0.0" />
     <PackageVersion Include="System.Resources.Extensions" Version="8.0.0" />
     <PackageVersion Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
-    <PackageVersion Include="TomsToolbox.Wpf.Styles" Version="2.16.0" />
+    <PackageVersion Include="TomsToolbox.Wpf.Styles" Version="2.17.1" />
     <PackageVersion Include="coverlet.collector" Version="6.0.2" />
   </ItemGroup>
 </Project>

ILSpy/MainWindow.xaml

@@ -35,7 +35,8 @@
 				ShowRoot="False"
 				AllowDropOrder="True"
 				AllowDrop="True"
-				BorderThickness="0" Visibility="Visible">
+				BorderThickness="0" Visibility="Visible"
+				toms:AdvancedScrollWheelBehavior.Attach="WithoutAnimation">
 			<tv:SharpTreeView.ItemContainerStyle>
 				<Style TargetType="tv:SharpTreeViewItem">
 
@@ -85,7 +86,7 @@
 			<ContentControl Content="{StaticResource SearchPane}" />
 		</DataTemplate>
 
-		<analyzers:AnalyzerTreeView x:Key="AnalyzerTreeView" />
+		<analyzers:AnalyzerTreeView x:Key="AnalyzerTreeView" toms:AdvancedScrollWheelBehavior.Attach="WithoutAnimation" />
 
 		<DataTemplate x:Key="AnalyzerPaneTemplate">
 			<ContentControl Content="{StaticResource AnalyzerTreeView}" />

ILSpy/Metadata/Helpers.cs

@@ -42,6 +42,8 @@ using ICSharpCode.ILSpy.TextView;
 using ICSharpCode.ILSpy.TreeNodes;
 using ICSharpCode.ILSpy.ViewModels;
 
+using TomsToolbox.Wpf.Interactivity;
+
 namespace ICSharpCode.ILSpy.Metadata
 {
 	static class Helpers
@@ -69,6 +71,7 @@ namespace ICSharpCode.ILSpy.Metadata
 				ContextMenuProvider.Add(view);
 				DataGridFilter.SetIsAutoFilterEnabled(view, true);
 				DataGridFilter.SetContentFilterFactory(view, new RegexContentFilterFactory());
+				AdvancedScrollWheelBehavior.SetAttach(view, AdvancedScrollWheelMode.WithoutAnimation);
 			}
 			DataGridFilter.GetFilter(view).Clear();
 			view.RowDetailsTemplateSelector = null;

ILSpy/Options/DecompilerSettingsPanel.xaml

@@ -20,7 +20,7 @@
 			<ColumnDefinition Width="*" />
 		</Grid.ColumnDefinitions>
 		<TextBlock Margin="3" Grid.ColumnSpan="3" TextWrapping="Wrap" Text="{x:Static properties:Resources.DecompilerSettingsPanelLongText}" />
-		<ListBox Grid.Row="1" ItemsSource="{Binding Source={StaticResource SettingsCollection}}" toms:SmoothScrollingBehavior.Register="True">
+		<ListBox Grid.Row="1" ItemsSource="{Binding Source={StaticResource SettingsCollection}}" toms:AdvancedScrollWheelBehavior.Attach="WithAnimation">
 			<ListBox.ItemContainerStyle>
 				<Style TargetType="ListBoxItem">
 					<Setter Property="IsTabStop" Value="False"/>

ILSpy/Options/DisplaySettingsPanel.xaml

@@ -12,7 +12,7 @@
 	<UserControl.Resources>
 		<local:FontSizeConverter x:Key="fontSizeConv" />
 	</UserControl.Resources>
-	<ScrollViewer HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto" toms:SmoothScrollingBehavior.Register="True">
+	<ScrollViewer HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto" toms:AdvancedScrollWheelBehavior.Attach="WithAnimation">
 		<StackPanel Orientation="Vertical">
 			<DockPanel>
 				<Label DockPanel.Dock="Left" Content="{x:Static properties:Resources.DisplaySettingsPanel_Theme}" />

ILSpy/Search/SearchPane.xaml

@@ -4,6 +4,7 @@
 		xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
 	    xmlns:properties="clr-namespace:ICSharpCode.ILSpy.Properties"	
 		xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" x:Name="self" mc:Ignorable="d"
+		xmlns:toms="urn:TomsToolbox"
 		d:DesignHeight="300" d:DesignWidth="300">
 	<Grid>
 		<Grid.RowDefinitions>
@@ -42,7 +43,8 @@
 		<ListView Grid.Row="2" BorderThickness="0,1,0,0" HorizontalContentAlignment="Stretch" KeyDown="ListBox_KeyDown"
 				MouseDoubleClick="ListBox_MouseDoubleClick" Name="listBox" SelectionMode="Single" controls:SortableGridViewColumn.SortMode="Automatic" 
 				controls:GridViewColumnAutoSize.AutoWidth="40%;40%;20%" BorderBrush="{DynamicResource {x:Static SystemColors.ControlLightBrushKey}}"
-				ItemsSource="{Binding Results, ElementName=self}">
+				ItemsSource="{Binding Results, ElementName=self}"
+				toms:AdvancedScrollWheelBehavior.Attach="WithoutAnimation">
 			<ListView.View>
 				<GridView AllowsColumnReorder="False">
 					<controls:SortableGridViewColumn Header="{x:Static properties:Resources.Name}" SortBy="Name">

ILSpy/TextView/DecompilerTextView.xaml

@@ -1,4 +1,4 @@
-<UserControl x:Class="ICSharpCode.ILSpy.TextView.DecompilerTextView" x:ClassModifier="public" x:Name="self"
+<UserControl x:Class="ICSharpCode.ILSpy.TextView.DecompilerTextView" x:Name="self"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:properties="clr-namespace:ICSharpCode.ILSpy.Properties"
@@ -10,7 +10,6 @@
              xmlns:toms="urn:TomsToolbox"
              xmlns:themes="clr-namespace:ICSharpCode.ILSpy.Themes">
 	<UserControl.Resources>
-		<BooleanToVisibilityConverter x:Key="boolToVisibility" />
 		<SolidColorBrush x:Key="waitAdornerBackgoundBrush" Color="{DynamicResource {x:Static SystemColors.WindowColorKey}}" Opacity=".75" />
 		<Style TargetType="{x:Type editing:TextArea}">
 			<Setter Property="FocusVisualStyle" Value="{x:Null}" />
@@ -82,8 +81,8 @@
 								Padding="{TemplateBinding Padding}"
 								BorderBrush="{TemplateBinding BorderBrush}"
 								BorderThickness="{TemplateBinding BorderThickness}"
-								TextOptions.TextFormattingMode="{Binding CurrentZoom, ElementName=PART_ScrollViewer, Converter={x:Static local:ZoomLevelToTextFormattingModeConverter.Instance}}" 
-								toms:SmoothScrollingBehavior.Register="true"/>
+								TextOptions.TextFormattingMode="{Binding CurrentZoom, ElementName=PART_ScrollViewer, Converter={x:Static local:ZoomLevelToTextFormattingModeConverter.Instance}}"
+								toms:AdvancedScrollWheelBehavior.Attach="WithAnimation" />
 							<ControlTemplate.Triggers>
 								<Trigger Property="WordWrap"
 								         Value="True">