exTest/Test/books.xaml

<Page x:Class="test.books"
      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
      xmlns:local="clr-namespace:test"
      mc:Ignorable="d" 
      d:DesignHeight="450" d:DesignWidth="800"
      Title="books">
    <Page.Resources>
          <DataTemplate x:Key="allbooks">
            <Border BorderBrush="Black" BorderThickness="1" Width="1700">
                <StackPanel Uid="{Binding IdBook}" Orientation="Horizontal">
                    <Image Source="{Binding Image}" Width="100" Height="100"></Image>
                    <StackPanel Orientation="Vertical">
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="Название: "></TextBlock>
                            <TextBlock Text="{Binding Title}"></TextBlock>
                            <TextBlock Text=" | Жанр: "></TextBlock> 
                            <TextBlock Text="{Binding titleGenre}"></TextBlock>
                        </StackPanel>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="Автор: "></TextBlock>
                            <TextBlock Text="{Binding nameAuthor}"></TextBlock>
                        </StackPanel>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="Цена: "></TextBlock>
                            <TextBlock Text="{Binding Cost, StringFormat=0}"></TextBlock>
                            <TextBlock Text=" руб."></TextBlock>
                        </StackPanel>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="Кол-во в магазе: "></TextBlock>
                            <TextBlock Text="{Binding Store}"></TextBlock>
                        </StackPanel>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="Кол-во на складе: "></TextBlock>
                            <TextBlock Text="{Binding Stock}"></TextBlock>
                        </StackPanel>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="Описание: "></TextBlock>
                            <TextBlock Text="{Binding des}"></TextBlock>
                        </StackPanel>
                    </StackPanel>
                    <Button x:Name="add" Click="add_Click" Uid="{Binding IdBook}" Content="Добавление в корзину"></Button>
                </StackPanel>
            </Border>
          </DataTemplate>
    </Page.Resources>
  
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="91*"/>
            <RowDefinition Height="359*"/>
        </Grid.RowDefinitions>
        <ListBox x:Name="lb" Grid.Row="1" ItemTemplate="{Binding allbooks}"></ListBox>
        <Border Grid.Row="0" HorizontalAlignment="Right" BorderBrush="Black" BorderThickness="1" Height="75" Margin="0,0,50,0">
            <StackPanel Orientation="Vertical">
                <StackPanel Orientation="Horizontal">
                    <TextBlock Text="Количество выбранных книг: "></TextBlock>
                    <TextBlock x:Name="kolbook"/>
                </StackPanel>
                <StackPanel Orientation="Horizontal">
                    <TextBlock Text="Стоимость покупки: "></TextBlock>
                    <TextBlock x:Name="price" TextDecorations="{Binding op}"/>
                    <TextBlock Text=" "/>
                    <TextBlock x:Name="newprice" Visibility="Hidden"/>
                    <TextBlock Text=" руб."/>
                </StackPanel>
                <StackPanel Orientation="Horizontal">
                    <TextBlock Text="Размер скидки: "></TextBlock>
                    <TextBlock x:Name="sale"/>
                    <TextBlock Text="%"/>
                </StackPanel>
                <Button Content="Посмотреть содержание карзины" Name="korzina" Click="korz_Click"></Button>
            </StackPanel>
        </Border>
    </Grid>
</Page>