MyMovies/MyMoviesWPF/MVVM/View/Catalog.xaml

<Window x:Class="MyMoviesWPF.MVVM.View.Catalog"
        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:MyMoviesWPF.MVVM.View" 
        mc:Ignorable="d"
        Title="Каталог" Height="900" Width="1600"        
        WindowStartupLocation="CenterScreen">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="45*"/>
            <RowDefinition Height="397*"/>
        </Grid.RowDefinitions>

        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="139*"/>
            <ColumnDefinition Width="485*"/>
            <ColumnDefinition Width="176*"/>
        </Grid.ColumnDefinitions>

        <StackPanel Grid.Column="1" Grid.Row="1" Orientation="Horizontal" HorizontalAlignment="Center">
            <Button Height="150" Width="100" VerticalAlignment="Center" Cursor="Hand"/>
            <DataGrid HorizontalAlignment="Center"/>
            <Button Height="150" Width="100"/>
        </StackPanel>

        <ContentControl 
                HorizontalAlignment="Center" VerticalAlignment="Top" Grid.Row="0" Grid.Column="2"
                Content="{Binding CurrentControlView}" />
    </Grid>
</Window>