<UserControl x:Class="Testing.Test"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
x:Name="Root">
<UserControl.Resources>
<ControlTemplate x:Key="Template.CharacterViewSkillButtonControl" TargetType="ButtonBase">
<Grid x:Name="TemplateRoot" RenderTransformOrigin="0.5,0.5">
<Grid>
<ContentPresenter x:Name="PART_ContentPresenter"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}" />
<Popup x:Name="TTT" IsOpen="True">
<TextBlock Text="ABCD" />
</Popup>
</Grid>
</Grid>
</ControlTemplate>
<Style x:Key="ButtonStyle1" TargetType="{x:Type Button}">
<Setter Property="Template" Value="{StaticResource Template.CharacterViewSkillButtonControl}" />
</Style>
</UserControl.Resources>
<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
<Button Content="Click me" Style="{StaticResource ButtonStyle1}" Click="Button_Click" />
<TextBlock Text="{Binding Counter, ElementName=Root, StringFormat='Button clicked {0} time(s)'}"
Margin="5,0,0,0" VerticalAlignment="Center" />
</StackPanel>
</UserControl>