<Window x:Class="MainWindow"

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

    Title="Clipboard Viewer" Height="480" Width="640" Background="Black" Closed="Window_Closed">

    <Grid>

        <Grid.RowDefinitions>

            <RowDefinition Height="Auto"/>

            <RowDefinition/>

            <RowDefinition Height="Auto"/>

        </Grid.RowDefinitions>



        <Label Grid.Row="0" Foreground="White" Margin="6,0,6,0">Clipboard content:</Label>



        <StackPanel Grid.Row="2" Orientation="Horizontal" HorizontalAlignment="Right">

            <Button x:Name="btnSwitch" Width="90" Height="25" Content="Start viewer" Padding="3" Margin="6,6,6,6" Click="btnSwitch_Click" />

            <Button x:Name="btnClose" Width="90" Height="25" Content="Close" Padding="3" Margin="6,6,6,6" Click="btnClose_Click" />

        </StackPanel>



        <DockPanel x:Name="pnlContent" Grid.Row="1" Background="White" Margin="6,6,6,6" LastChildFill="True"/>

    </Grid>

</Window>