3rdpartylibs/fastreports.wpf/FastReport.Forms.WPF/CustomControls/OwnerDrawListBox.xaml

<ListBox x:Class="CustomControls.OwnerDrawListBox"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:CustomControls="clr-namespace:CustomControls">
    <ListBox.Resources>
        <Style x:Key="ItemContainerStyle1" TargetType="{x:Type ListBoxItem}">
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type ListBoxItem}">
                        <CustomControls:OwnerDrawListBoxItem x:Name="item" SnapsToDevicePixels="true"/>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsSelected" Value="True">
                                <Setter Property="IsSelectedChanged" TargetName="item" Value="true"/>
                            </Trigger>
                            <Trigger Property="IsEnabled" Value="False">
                                <Setter Property="IsEnabledChanged" TargetName="item" Value="true"/>
                            </Trigger>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter Property="IsMouseOverChanged" TargetName="item" Value="true"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </ListBox.Resources>
</ListBox>