sourcegit/src/Views/CaptionButtons.axaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="SourceGit.Views.CaptionButtons"
             x:Name="ThisControl">
  <StackPanel Orientation="Horizontal">
    <Button Classes="caption_button" Click="MinimizeWindow" IsVisible="{Binding !#ThisControl.IsCloseButtonOnly}">
      <Path Data="{StaticResource Icons.Window.Minimize}"/>
    </Button>
    <Button Classes="caption_button max_or_restore_btn" Click="MaximizeOrRestoreWindow" IsVisible="{Binding !#ThisControl.IsCloseButtonOnly}">
      <Path/>
    </Button>
    <Button Classes="caption_button" Click="CloseWindow">
      <Path Data="{StaticResource Icons.Window.Close}" Width="9" Height="9"/>
    </Button>
  </StackPanel>
</UserControl>