<Border xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:hc="https://handyorg.github.io/handycontrol"
        BorderThickness="0,1,0,0" 
        BorderBrush="{DynamicResource BorderBrush}" 
        Background="{StaticResource CloudDrawingBrush}"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:userControl="clr-namespace:HandyControlDemo.UserControl"
        x:Class="HandyControlDemo.UserControl.MainWindowContent">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="240" MinWidth="240" MaxWidth="400"/>
            <ColumnDefinition MinWidth="200"/>
        </Grid.ColumnDefinitions>
        <userControl:LeftMainContent/>
        <userControl:MainContent Grid.Column="1"/>
        <GridSplitter Margin="0,26,0,26" Grid.Column="0" HorizontalAlignment="Right" Width="4" Background="Transparent"/>
        <hc:ScrollViewer Grid.Column="1" VerticalScrollBarVisibility="Hidden" HorizontalAlignment="Right" IsInertiaEnabled="True" IsPenetrating="True">
            <StackPanel hc:Growl.GrowlParent="True" VerticalAlignment="Top" Margin="0,10,10,10"/>
        </hc:ScrollViewer>
    </Grid>
</Border>