Andy asked me how he could take a button we built and reuse it in other forms or even other apps.
Let me first explain the code that was generated as a result of the exercise in Episode 2.
<Window
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xml:lang="en-US"
x:Class="Window1"
x:Name="Window"
Title="Window1"
Width="640" Height="480" Background="#FF000000">
<!--This can be Grid.Resources or Application.Resources or anything, depending on what
object’s ResourceDictionary you want this to be stored -->
<Window.Resources>
<!-- This first resource is the brush that was created -->
<LinearGradientBrush x:Key="AndysRedBrush" EndPoint="0.512,1.023" StartPoint="0.512,0.205">
<GradientStop Color="#A0923030" Offset="0"/>
<GradientStop Color="#00FFFFFF" Offset="0.438"/>
<GradientStop Color="#33861A1A" Offset="0.433"/>
</LinearGradientBrush>
<!-- This second resource is the Style generated for the glass button -->
<Style BasedOn="{x:Null}" TargetType="{x:Type Button}">
<Setter Property="Template">
<!-- The template property has the physical design of the control -->
<Setter.Value>
<ControlTemplate TargetType="{x:Type Button}">
<Grid>
<Rectangle RadiusX="8.5" RadiusY="8.5" x:Name="rectangle">
<Rectangle.Fill>
<LinearGradientBrush EndPoint="0.512,1.023" StartPoint="0.512,0.205">
<GradientStop Color="#A0FFFFFF" Offset="0"/>
<GradientStop Color="#00FFFFFF" Offset="0.438"/>
<GradientStop Color="#33FEFEFE" Offset="0.433"/>
</LinearGradientBrush>
</Rectangle.Fill>
<Rectangle.Stroke>
<LinearGradientBrush EndPoint="0.464,0.98" StartPoint="0.464,0.065">
<GradientStop Color="#CCFFFFFF" Offset="0"/>
<GradientStop Color="#CCFFFFFF" Offset="1"/>
<GradientStop Color="#77FFFFFF" Offset="0.51"/>
</LinearGradientBrush>
</Rectangle.Stroke>
</Rectangle>
<ContentPresenter SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" RecognizesAccessKey="True"/>
</Grid>
<!-- The ControlTemplate.Triggers collection contains the criteria based property triggers that change the visual state of the button -->
<ControlTemplate.Triggers>
<Trigger Property="IsFocused" Value="True">
<Setter Property="Fill" TargetName="rectangle" Value="{DynamicResource AndysRedBrush}"/>
&n