解决wpf ScrollViewer中嵌套其他（DataGrid、ItemsControl等等）控件后，鼠标滚动不响应

1.前端

<Page  xmlns:i="http://schemas.microsoft.com/xaml/behaviors">
    <Border>
        <ScrollViewer>
                        <DataGrid
                            x:Name="info"
                            Width="{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=ScrollViewer}, Path=ActualWidth}"
                            ItemsSource="{Binding Info}">
                            <DataGrid.Columns>
                                <DataGridTextColumn Width="1*" Header="Header" />
                   
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