<Window x:Class="Workspace.DockExample" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="Workspace" Width="640" Height="480"> <Button Height="100" Width="100" Margin="15,0,0,0">Click Me <Button.Background> <DrawingBrush> <DrawingBrush.Drawing> <DrawingGroup> <DrawingGroup.Children> <GeometryDrawing Brush="Pink"> <GeometryDrawing.Geometry> <RectangleGeometry Rect="0,0,100,100" /> </GeometryDrawing.Geometry> </GeometryDrawing> <ImageDrawing ImageSource="c:image.jpg" Rect="50,50,50,50" /> <ImageDrawing ImageSource="c:image.jpg" Rect="0,0,50,50" /> </DrawingGroup.Children> </DrawingGroup> </DrawingBrush.Drawing> </DrawingBrush> </Button.Background> </Button> </Window>