source: branches/WebJobManager/HeuristicLab.ExtLibs/HeuristicLab.AvalonEdit/5.0.1/AvalonEdit-5.0.1/CodeCompletion/CompletionList.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  xmlns:AvalonEdit="clr-namespace:ICSharpCode.AvalonEdit"
  xmlns:cc="clr-namespace:ICSharpCode.AvalonEdit.CodeCompletion"
>
  <Style TargetType="{x:Type ListBoxItem}" x:Key="CompletionListBoxItem">
    <Setter Property="Template">
      <Setter.Value>
        <ControlTemplate TargetType="{x:Type ListBoxItem}">
          <Border Name="Bd"
                  Background="{TemplateBinding Background}"
                  BorderBrush="{TemplateBinding BorderBrush}"
                  BorderThickness="{TemplateBinding BorderThickness}"
                  Padding="{TemplateBinding Padding}"
                  SnapsToDevicePixels="true">
            <ContentPresenter
              HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
              VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
              SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
          </Border>
          <!-- Simplified triggers:
            we don't want a gray selection background when the ListBox doesn't have focus
          -->
          <ControlTemplate.Triggers>
            <Trigger Property="IsSelected" Value="true">
              <Setter Property="Background"
                      Value="{DynamicResource {x:Static SystemColors.HighlightBrushKey}}"/>
              <Setter Property="Foreground"
                      Value="{DynamicResource {x:Static SystemColors.HighlightTextBrushKey}}"/>
            </Trigger>
          </ControlTemplate.Triggers>
        </ControlTemplate>
      </Setter.Value>
    </Setter>
  </Style>
  
  <Style TargetType="{x:Type cc:CompletionList}">
    <Setter Property="Template">
      <Setter.Value>
        <ControlTemplate TargetType="{x:Type cc:CompletionList}">
          <cc:CompletionListBox x:Name="PART_ListBox"
            ItemContainerStyle="{StaticResource CompletionListBoxItem}">
            <ItemsControl.ItemTemplate>
              <DataTemplate>
                <StackPanel Orientation="Horizontal">
                  <Image Source="{Binding Image}" Width="16" Height="16" Margin="0,0,2,0"/>
                  <ContentPresenter Content="{Binding Content}"/>
                </StackPanel>
              </DataTemplate>
            </ItemsControl.ItemTemplate>
          </cc:CompletionListBox>
        </ControlTemplate>
      </Setter.Value>
    </Setter>
  </Style>
</ResourceDictionary>