Display Content in Resizable Split Panel
<Window x:Class="Main" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="WPF" Height="200" Width="300"> <Grid> <Grid.ColumnDefinitions> <ColumnDefinition Width="1*" /> <ColumnDefinition Width="5" /> <ColumnDefinition Width="3*" /> </Grid.ColumnDefinitions> <TextBlock HorizontalAlignment="Center" Text="Left Section" VerticalAlignment="Center"> <TextBlock.LayoutTransform> <RotateTransform Angle="90" /> </TextBlock.LayoutTransform> </TextBlock> <GridSplitter Grid.Column="1" HorizontalAlignment="Stretch" /> <Grid Grid.Column="3"> <Grid.RowDefinitions> <RowDefinition /> <RowDefinition Height="5"/> <RowDefinition /> </Grid.RowDefinitions> <TextBlock Grid.Row="0" HorizontalAlignment="Center" Text="Top Section" VerticalAlignment="Center" /> <GridSplitter Grid.Row="1" HorizontalAlignment="Stretch" /> <TextBlock Grid.Row="2" HorizontalAlignment="Center" Text="Bottom Section" VerticalAlignment="Center" /> </Grid> </Grid> </Window>