netoxa/Final/Win/UserWin.xaml

<Window x:Class="Final.Win.UserWin"
        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"
        xmlns:local="clr-namespace:Final.Win"
        mc:Ignorable="d"
        Title="UserWin" WindowStartupLocation="CenterScreen" Style="{StaticResource DefaultWindow}" ResizeMode="NoResize" Height="450" Width="800">
    <Grid>
        <DataGrid x:Name="T_User" AutoGenerateColumns="False" Margin="26,30,205,71">
            <DataGrid.Columns>
                <DataGridTextColumn Width="*" Header="Логин" Binding="{Binding Login}"/>
                <DataGridTextColumn Width="*" Header="Пароль" Binding="{Binding Password}"/>
                <DataGridTextColumn Width="*" Header="Фамилия" Binding="{Binding SurName}"/>
                <DataGridTextColumn Width="*" Header="Имя" Binding="{Binding FirstName}"/>
                <DataGridTextColumn Width="*" Header="Отчество" Binding="{Binding MiddleName}"/>
                <DataGridTextColumn Width="*" Header="Роль" Binding="{Binding Role.RoleName}"/>
            </DataGrid.Columns>
        </DataGrid>
        <Button Content="Добавить" Style="{StaticResource DefaultButton}" HorizontalAlignment="Left" Margin="641,30,0,0" VerticalAlignment="Top" Width="119" Click="Button_Click" />
        <TextBox x:Name="tb_Login" HorizontalAlignment="Left" Margin="641,94,0,0" TextWrapping="Wrap"  VerticalAlignment="Top" Width="119" Height="25"/>
        <Label Content="Логин" HorizontalAlignment="Left" Margin="642,68,0,0" VerticalAlignment="Top" Width="43"/>
        <TextBox x:Name="tb_Password" HorizontalAlignment="Left" Margin="642,150,0,0" TextWrapping="Wrap"  VerticalAlignment="Top" Width="118" Height="25"/>
        <Label Content="Пароль" HorizontalAlignment="Left" Margin="642,124,0,0" VerticalAlignment="Top" Width="58"/>
        <TextBox x:Name="tb_SurName" HorizontalAlignment="Left" Margin="643,210,0,0" TextWrapping="Wrap"  VerticalAlignment="Top" Width="118" Height="25"/>
        <Label Content="Фамилия" HorizontalAlignment="Left" Margin="643,184,0,0" VerticalAlignment="Top" Width="59"/>
        <TextBox x:Name="tb_FirstName" HorizontalAlignment="Left" Margin="643,266,0,0" TextWrapping="Wrap"  VerticalAlignment="Top" Width="118" Height="25"/>
        <Label Content="Имя" HorizontalAlignment="Left" Margin="643,240,0,0" VerticalAlignment="Top" Width="59"/>
        <TextBox x:Name="tb_MiddleName" HorizontalAlignment="Left" Margin="643,322,0,0" TextWrapping="Wrap"  VerticalAlignment="Top" Width="118" Height="25"/>
        <Label Content="Отчество" HorizontalAlignment="Left" Margin="643,296,0,0" VerticalAlignment="Top" Width="69"/>
        <ComboBox Name="cb_Role_id" Style="{StaticResource DefaultCombo}" DisplayMemberPath="RoleName" HorizontalAlignment="Left" Margin="642,385,0,0" VerticalAlignment="Top" Width="120"/>
        <Label Content="Роль" HorizontalAlignment="Left" Margin="643,354,0,0" VerticalAlignment="Top" Width="69"/>
        <Button x:Name="DeleteB" Content="Удалить" Style="{StaticResource DefaultButton}" HorizontalAlignment="Left" Margin="270,377,0,0" VerticalAlignment="Top" Width="119" Click="DeleteB_Click" />
        <Button x:Name="UpdateB" Content="Обновить" Style="{StaticResource DefaultButton}" HorizontalAlignment="Left" Margin="434,377,0,0" VerticalAlignment="Top" Width="119" Click="UpdateB_Click" />



    </Grid>
</Window>