User_Roles/Users_Roles/Views/PageRegistrationV.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"
                xmlns:vm="using:Users_Roles.ViewModels"
			 mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
                x:DataType="vm:PageRegistrationVM"
			 x:Class="Users_Roles.PageRegistrationV">

	<StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" >
		<StackPanel>
			<Border Classes ="trash">
				<StackPanel>
					<Button IsVisible="{Binding IsVisAdmin}" Command="{Binding ToAddUser}" CommandParameter="1">Зарегистрировать администратора</Button>
					<TextBlock>Логин</TextBlock>
					<TextBox Text="{Binding Login}"></TextBox>
					<TextBlock>Пароль</TextBlock>
					<TextBox PasswordChar="*" Text="{Binding Password}"></TextBox>
					<Button IsVisible="{Binding IsVisUser}" Command="{Binding ToAddUser}" CommandParameter="2">Зарегистрироваться</Button>
					<Button IsVisible="{Binding IsVisUser}" Command="{Binding ToAuth}">Авторизоваться</Button>
					<TextBlock Foreground="Red" Text="{Binding Massege}"></TextBlock>
				</StackPanel >
			</Border>
		</StackPanel>
	</StackPanel>
	
</UserControl>