Revert RepeatButton style removing

src/Avalonia.Themes.Fluent/Button.xaml

@@ -4,14 +4,13 @@
       <StackPanel Spacing="20">
         <Button Content="Click Me!" />
         <Button Classes="accent" Content="Click Me!" />
-        <RepeatButton Content="RepeatButton" Width="100" />
-      </StackPanel>
+      </StackPanel>      
     </Border>
   </Design.PreviewWith>
   <Styles.Resources>
     <Thickness x:Key="ButtonPadding">8,5,8,6</Thickness>
   </Styles.Resources>
-  <Style Selector="Button, RepeatButton">
+  <Style Selector="Button">
     <Setter Property="Background" Value="{DynamicResource ButtonBackground}" />
     <!--<Setter Property="BackgroundSizing" Value="OuterBorderEdge" />-->
     <Setter Property="Foreground" Value="{DynamicResource ButtonForeground}" />
@@ -42,44 +41,44 @@
     </Setter>
   </Style>
 
-  <!--  PointerOverState  -->
-  <Style Selector="Button:pointerover /template/ ContentPresenter, RepeatButton:pointerover /template/ ContentPresenter">
+  <!-- PointerOverState -->  
+  <Style Selector="Button:pointerover /template/ ContentPresenter">
     <Setter Property="Background" Value="{DynamicResource ButtonBackgroundPointerOver}" />
     <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrushPointerOver}" />
     <Setter Property="TextBlock.Foreground" Value="{DynamicResource ButtonForegroundPointerOver}" />
   </Style>
-
-  <Style Selector="Button:pressed  /template/ ContentPresenter, RepeatButton:pressed  /template/ ContentPresenter">
+  
+  <Style Selector="Button:pressed  /template/ ContentPresenter">
     <Setter Property="Background" Value="{DynamicResource ButtonBackgroundPressed}" />
     <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrushPressed}" />
     <Setter Property="TextBlock.Foreground" Value="{DynamicResource ButtonForegroundPressed}" />
   </Style>
-
-  <Style Selector="Button:disabled, RepeatButton:disabled">
+  
+  <Style Selector="Button:disabled">
     <Setter Property="Background" Value="{DynamicResource ButtonBackgroundDisabled}" />
     <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrushDisabled}" />
     <Setter Property="TextBlock.Foreground" Value="{DynamicResource ButtonForegroundDisabled}" />
   </Style>
 
-  <Style Selector="Button.accent, RepeatButton.accent">
+  <Style Selector="Button.accent">
     <Setter Property="Foreground" Value="{DynamicResource AccentButtonForeground}" />
     <Setter Property="Background" Value="{DynamicResource AccentButtonBackground}" />
     <Setter Property="BorderBrush" Value="{DynamicResource AccentButtonBorderBrush}" />
   </Style>
 
-  <Style Selector="Button.accent:pointerover /template/ ContentPresenter, RepeatButton.accent:pointerover /template/ ContentPresenter">
+  <Style Selector="Button.accent:pointerover /template/ ContentPresenter">
     <Setter Property="Background" Value="{DynamicResource AccentButtonBackgroundPointerOver}" />
     <Setter Property="BorderBrush" Value="{DynamicResource AccentButtonBorderBrushPointerOver}" />
     <Setter Property="TextBlock.Foreground" Value="{DynamicResource AccentButtonForegroundPointerOver}" />
   </Style>
 
-  <Style Selector="Button.accent:pressed  /template/ ContentPresenter, RepeatButton.accent:pressed  /template/ ContentPresenter">
+  <Style Selector="Button.accent:pressed  /template/ ContentPresenter">
     <Setter Property="Background" Value="{DynamicResource AccentButtonBackgroundPressed}" />
     <Setter Property="BorderBrush" Value="{DynamicResource AccentButtonBorderBrushPressed}" />
     <Setter Property="TextBlock.Foreground" Value="{DynamicResource AccentButtonForegroundPressed}" />
   </Style>
 
-  <Style Selector="Button.accent:disabled, RepeatButton.accent:disabled">
+  <Style Selector="Button.accent:disabled">
     <Setter Property="Background" Value="{DynamicResource AccentButtonBackgroundDisabled}" />
     <Setter Property="BorderBrush" Value="{DynamicResource AccentButtonBorderBrushDisabled}" />
     <Setter Property="TextBlock.Foreground" Value="{DynamicResource AccentButtonForegroundDisabled}" />

src/Avalonia.Themes.Fluent/FluentTheme.xaml

@@ -23,6 +23,7 @@
   <StyleInclude Source="resm:Avalonia.Themes.Fluent.PopupRoot.xaml?assembly=Avalonia.Themes.Fluent"/>
   <StyleInclude Source="resm:Avalonia.Themes.Fluent.ProgressBar.xaml?assembly=Avalonia.Themes.Fluent"/>
   <StyleInclude Source="resm:Avalonia.Themes.Fluent.RadioButton.xaml?assembly=Avalonia.Themes.Fluent"/>
+  <StyleInclude Source="resm:Avalonia.Themes.Fluent.RepeatButton.xaml?assembly=Avalonia.Themes.Fluent" />
   <StyleInclude Source="resm:Avalonia.Themes.Fluent.Separator.xaml?assembly=Avalonia.Themes.Fluent"/>
   <StyleInclude Source="resm:Avalonia.Themes.Fluent.Slider.xaml?assembly=Avalonia.Themes.Fluent"/>
   <StyleInclude Source="resm:Avalonia.Themes.Fluent.ScrollBar.xaml?assembly=Avalonia.Themes.Fluent"/>

src/Avalonia.Themes.Fluent/RepeatButton.xaml

@@ -0,0 +1,40 @@
+<Styles xmlns="https://github.com/avaloniaui">
+    <Style Selector="RepeatButton">
+        <Setter Property="Background"
+                Value="{DynamicResource ThemeControlMidBrush}" />
+        <Setter Property="BorderBrush"
+                Value="{DynamicResource ThemeBorderLowBrush}" />
+        <Setter Property="BorderThickness"
+                Value="{DynamicResource ThemeBorderThickness}" />
+        <Setter Property="Foreground"
+                Value="{DynamicResource ThemeForegroundBrush}" />
+        <Setter Property="HorizontalContentAlignment"
+                Value="Center" />
+        <Setter Property="VerticalContentAlignment"
+                Value="Center" />
+        <Setter Property="Padding"
+                Value="4" />
+        <Setter Property="Template">
+            <ControlTemplate>
+                <ContentPresenter Name="PART_ContentPresenter"
+                                  Background="{TemplateBinding Background}"
+                                  BorderBrush="{TemplateBinding BorderBrush}"
+                                  BorderThickness="{TemplateBinding BorderThickness}"
+                                  ContentTemplate="{TemplateBinding ContentTemplate}"
+                                  Content="{TemplateBinding Content}"
+                                  Padding="{TemplateBinding Padding}"
+                                  TextBlock.Foreground="{TemplateBinding Foreground}"
+                                  HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
+                                  VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"/>
+            </ControlTemplate>
+        </Setter>
+    </Style>
+    <Style Selector="RepeatButton:pointerover /template/ ContentPresenter">
+        <Setter Property="BorderBrush"
+                Value="{DynamicResource ThemeBorderMidBrush}" />
+    </Style>
+    <Style Selector="RepeatButton:disabled">
+        <Setter Property="Opacity"
+                Value="{DynamicResource ThemeDisabledOpacity}" />
+    </Style>
+</Styles>