<Window x:Class="ExpandableListView.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:l="clr-namespace:ExpandableListView"
        Title="MainWindow" Height="350" Width="525">
    <ListView ItemsSource="{Binding}">
        <ListView.ItemTemplate>
            <DataTemplate DataType="{x:Type l:ItemVM}">
                <Grid>
                    <TextBlock Text="{Binding BasicInfo}" Name="BasicInfoPart"/>
                    <StackPanel Visibility="Collapsed" Name="AdvancedInfoPart">
                        <TextBlock Text="{Binding BasicInfo}"/>
                        <TextBlock Text="{Binding AdvancedInfo}"/>
                    </StackPanel>
                </Grid>
                <DataTemplate.Triggers>
                    <DataTrigger Binding="{Binding IsSelected, RelativeSource={RelativeSource FindAncestor, AncestorType=ListViewItem}}"
                                 Value="True">
                        <Setter Property="Visibility" TargetName="BasicInfoPart" Value="Collapsed"/>
                        <Setter Property="Visibility" TargetName="AdvancedInfoPart" Value="Visible"/>
                    </DataTrigger>
                </DataTemplate.Triggers>
            </DataTemplate>
        </ListView.ItemTemplate>
    </ListView>
</Window>