Flow.Launcher/Flow.Launcher/HotkeyControl.xaml

<UserControl
    x:Class="Flow.Launcher.HotkeyControl"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    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">
    <Button
        Width="Auto"
        Click="GetNewHotkey"
        FontSize="13"
        FontWeight="Bold"
        Foreground="{DynamicResource Color01B}">
        <Button.Template>
            <ControlTemplate TargetType="Button">
                <Border
                    x:Name="ButtonBorder"
                    Padding="5 0 5 0"
                    Background="{DynamicResource ButtonBackgroundColor}"
                    BorderBrush="{DynamicResource ButtonInsideBorder}"
                    BorderThickness="1"
                    CornerRadius="5">
                    <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" />
                </Border>
                <ControlTemplate.Triggers>
                    <MultiTrigger>
                        <MultiTrigger.Conditions>
                            <Condition Property="IsMouseOver" Value="True" />
                            <Condition Property="IsPressed" Value="True" />
                        </MultiTrigger.Conditions>
                        <Setter TargetName="ButtonBorder" Property="Background" Value="{DynamicResource ButtonMousePressed}" />
                        <Setter TargetName="ButtonBorder" Property="BorderBrush" Value="{DynamicResource ButtonMousePressedInsideBorder}" />
                    </MultiTrigger>
                    <MultiTrigger>
                        <MultiTrigger.Conditions>
                            <Condition Property="IsMouseOver" Value="True" />
                        </MultiTrigger.Conditions>
                        <Setter TargetName="ButtonBorder" Property="Background" Value="{DynamicResource ButtonMouseOver}" />
                    </MultiTrigger>
                    <MultiTrigger>
                        <MultiTrigger.Conditions>
                            <Condition Property="IsPressed" Value="True" />
                        </MultiTrigger.Conditions>
                        <Setter TargetName="ButtonBorder" Property="Background" Value="{DynamicResource ButtonMousePressed}" />
                        <Setter TargetName="ButtonBorder" Property="BorderBrush" Value="{DynamicResource CustomContextHover}" />
                    </MultiTrigger>
                </ControlTemplate.Triggers>
            </ControlTemplate>
        </Button.Template>
        <Button.Content>
            <ItemsControl x:Name="HotkeyList">
                <ItemsControl.ItemsPanel>
                    <ItemsPanelTemplate>
                        <StackPanel Orientation="Horizontal" />
                    </ItemsPanelTemplate>
                </ItemsControl.ItemsPanel>
                <ItemsControl.ItemTemplate>
                    <DataTemplate>
                        <Border
                            Margin="2 5 2 5"
                            Padding="10 5 10 5"
                            Background="{DynamicResource AccentButtonBackground}"
                            BorderThickness="1"
                            CornerRadius="5">
                            <TextBlock Text="{Binding}" />
                        </Border>
                    </DataTemplate>
                </ItemsControl.ItemTemplate>
            </ItemsControl>
        </Button.Content>
    </Button>
</UserControl>