DemoTutorial/WpfApp1/MainWindow.xaml

<Window x:Class="WpfApp1.MainWindow"
        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:WpfApp1"
        mc:Ignorable="d"
        Title="Главное окно" Height="450" Width="800" FontFamily="Monotype Corsiva" FontSize="18" Icon="Приятный шелест.ico">
    <Grid Margin="5">
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="auto"/>
            <RowDefinition Height="auto"/>
            <RowDefinition Height="*"/>
            <RowDefinition Height="auto"/>
        </Grid.RowDefinitions>

        <Label Content="Агенты" HorizontalAlignment="Center" FontSize="32"/>
        <StackPanel Orientation="Horizontal" Grid.Row="1" Grid.Column="0" VerticalAlignment="Center">
            <StackPanel>
                <Label Content="Поиск агентов" HorizontalAlignment="Center"/>
                <TextBox Name="TextBox_Name" KeyUp="TextBox_Name_KeyUp" Width="150"/>
            </StackPanel>
            <StackPanel>
                <Label Content="Сортировка" HorizontalAlignment="Center"/>
                <ComboBox Name="ComboBox_Sort" ItemsSource="{Binding sortList}" SelectionChanged="ComboBox_Sort_SelectionChanged" SelectedIndex="0"/>
                <Button Content="{Binding GetContentButtonSort}" Click="Button_Sort_Click" Width="150"/>
            </StackPanel>
            <StackPanel>
                <Label Content="Фильтрация" HorizontalAlignment="Center"/>
                <ComboBox Width="150"/>
            </StackPanel>
            <Image Width="50" Source="Приятный шелест.png" Margin="15, 0, 0, 0"/>
        </StackPanel>
        <ListView Name="ListView_Agent" Grid.Row="2" Height="auto" ItemsSource="{Binding AgentList}" MouseDoubleClick="DataView_MouseDoubleClick">
            <ListView.ItemTemplate>
                <DataTemplate>
                    <Border>
                        <WrapPanel>
                            <Grid Height="175" Width="700">
                                <Label Content="{Binding Product.GetCostWithDiscount}" HorizontalAlignment="Right"/>
                                <StackPanel Orientation="Horizontal">
                                    <Image Source="{Binding GetImage}" Width="40"/>
                                    <StackPanel>
                                        <Label Content="{Binding GetTypeTitle}"/>
                                        <Label Content=""/>
                                        <Label Content="{Binding Phone}"/>
                                        <Label Content="{Binding GetPriority}"/>
                                    </StackPanel>
                                </StackPanel>
                            </Grid>
                        </WrapPanel>
                    </Border>
                </DataTemplate>
            </ListView.ItemTemplate>
        </ListView>
        <Button Content="Выйти" Click="Button_Exit_Click" Width="150" Grid.Row="3" HorizontalAlignment="Left"/>
        <Button Content="Добавить агента" Click="Button_Add_Click" Width="150" Grid.Row="3" HorizontalAlignment="Right"/>
    </Grid>
</Window>