Signal_Generator/Signal Generator/MainWindow.xaml

<Window x:Class="Signal_Generator.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:Signal_Generator"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="489">
    <Grid>
        <DockPanel LastChildFill="True" Margin="10,10,10,10">
            <ListBox x:Name="signals_ListBox" VerticalAlignment="Stretch" HorizontalAlignment="Stretch" 
                     DockPanel.Dock="Top" ItemsSource="{Binding}" Margin="0,0,0,20">
                <ListBox.ItemTemplate>
                    <DataTemplate>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="{Binding Path=ParamsToString}"/>
                        </StackPanel>
                    </DataTemplate>
                </ListBox.ItemTemplate>
            </ListBox>
        </DockPanel>
        <DockPanel x:Name="buttons_DockPanel" IsEnabled="False" Margin="10,0,10,10" VerticalAlignment="Bottom">
            <DockPanel DockPanel.Dock="Left">
                <Button x:Name="startProcedure_Button" Width="120" Content="Запустить процедуру" />
            </DockPanel>
            <DockPanel HorizontalAlignment="Right">
                <Button x:Name="addSignal_Button" Width="20" Content="+"/>
                <Button x:Name="removeSignal_Button" Width="20" Content="-" />
            </DockPanel>
        </DockPanel>
    </Grid>
</Window>