A Versatile TreeView for WPF

<Window x:Class="Hardcodet.Wpf.Samples.AboutDialog"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="About"
        Height="305"
        Width="455"
        WindowStartupLocation="CenterOwner"
        WindowStyle="None"
        AllowsTransparency="True"
        ShowInTaskbar="False"
        Background="#00000000">

  <Window.Resources>

  </Window.Resources>
  
  <!-- main border -->
  <Border x:Name="MainBorder"
          Hyperlink.RequestNavigate="OnNavigationRequest"
          Width="450"
          Height="300"
          BorderThickness="0"
          CornerRadius="12,12,12,12">
    <Border.Background>
      <LinearGradientBrush StartPoint="0.126,-0.197"
                           EndPoint="0.874,1.197">
        <GradientStop Offset="0"
                      Color="#FF615E5A" />
        <GradientStop Offset="1"
                      Color="#FF535353" />
        <GradientStop Offset="0.284"
                      Color="#FFE0E0E0" />
        <GradientStop Offset="0.365"
                      Color="#FFFFFFFF" />
      </LinearGradientBrush>
    </Border.Background>
    <Grid>
      <Grid.RowDefinitions>
        <RowDefinition Height="50" />
        <RowDefinition Height="100" />
        <RowDefinition Height="*" />
        <RowDefinition Height="80" />
      </Grid.RowDefinitions>
      <Border x:Name="HeaderBorder"
              Grid.Row="0"
              Background="#384F4F4F"
              BorderThickness="0"
              CornerRadius="12,12,0,0" />
      <StackPanel Grid.Row="0"
                  Orientation="Horizontal">
        <Image Source="/Images/FolderLogo.png"
               Width="48"
               Height="48"
               Margin="20,0,0,0" />
        <TextBlock x:Name="HeaderText"
                   Margin="8,0,0,0"
                   VerticalAlignment="Center"
                   FontSize="30"
                   Foreground="#FF434343"
                   Text="WPF TreeView Control">
               <TextBlock.BitmapEffect>
                  <OuterGlowBitmapEffect GlowColor="#FFFFFFFF"
                                         Opacity="0.24" />
               </TextBlock.BitmapEffect>
            </TextBlock>
      </StackPanel>


      <!-- version information etc -->
      <StackPanel Grid.Row="1"
                  Margin="30,20,0,0">
        <TextBlock Text="hardcodet.net TreeView for WPF" />
        <TextBlock>
          <TextBlock Text="Version" />
          <TextBlock x:Name="txtVersion" />
          (CPOL)
        </TextBlock>
        <TextBlock>
          <TextBlock Text="© 2008 Philipp Sumi" />
          <LineBreak />
          <Hyperlink NavigateUri="http://www.hardcodet.net?ref=WpfTreeView">http://www.hardcodet.net/</Hyperlink>
        </TextBlock>
      </StackPanel>

      <Border Grid.Row="2"
              BorderThickness="0,1,0,0"
              BorderBrush="#FFB6B3B3">
        
        <!-- license information etc -->
        <StackPanel Grid.Row="1"
                    Margin="30,15,0,0">
          <TextBlock>
            Credits for the beautiful icons I used for the sample application
            belong to Everaldo Coelho's <Hyperlink NavigateUri="http://www.everaldo.com/?ref=hardcodet.net">Crystal Clear</Hyperlink>
            and Mark James' <Hyperlink NavigateUri="http://www.famfamfam.com/lab/icons/silk/?ref=hardcodet.net">Silk Icons</Hyperlink>.
          </TextBlock>
        </StackPanel>
      </Border>


      <Border x:Name="FooterBorder"
              Grid.Row="3"
              Background="#384F4F4F"
              BorderThickness="0"
              CornerRadius="0,0,12,12">

        <TextBlock TextWrapping="Wrap"
                   Margin="30,5,120,10"
                   VerticalAlignment="Bottom">
          This library is free software; you can redistribute it and/or
          modify it under the terms of the Code Project Open License
          (CPOL) as published at <Hyperlink NavigateUri="http://www.codeproject.com/info/cpol10.aspx">The Code Project</Hyperlink>.
        </TextBlock>
        
      </Border>

      <Button x:Name="btnOk"
              Click="btnOk_Click"
              Width="80"
              Height="24"
              Grid.Row="3"
              Margin="0,0,10,10"
              HorizontalAlignment="Right"
              VerticalAlignment="Bottom"
              IsDefault="True"
              Content="OK" />
      
      

    </Grid>
  </Border>
</Window>