BPASmartClient/WPFDemo/MainWindow.xaml

<Window x:Class="WPFDemo.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:WPFDemo"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="60"></RowDefinition>
            <RowDefinition></RowDefinition>
        </Grid.RowDefinitions>
        <StackPanel Orientation="Horizontal">
            <Button Width="120" Height="30" Content="ADD" Click="Button_Click" />
            <Button Width="120" Height="30" Content="DRAW LINE" Click="Button_Click_1" />
            <Button Width="120" Height="30" Content="LOAD" Click="Button_Click_2" />
            <Button Width="120" Height="30" Content="SAVE" Click="Button_Click_3" />
            <Button Width="120" Height="30" Content="CLR" Click="Button_Click_4" />
        </StackPanel>
        <local:SiloPanel x:Name="sp" Grid.Row="1" PanelHeight="1030" PanelWidth="2000"/>
    </Grid>
</Window>