Bind property of one instantiated control
<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Width="460" Height="200" Title="Binding the Properties of Two Controls"> <DockPanel> <TextBlock>Choose a Color:</TextBlock> <ComboBox Name="myComboBox" SelectedIndex="0"> <ComboBoxItem>Green</ComboBoxItem> <ComboBoxItem>Blue</ComboBoxItem> <ComboBoxItem>Red</ComboBoxItem> </ComboBox> <Canvas> <Canvas.Background> <Binding ElementName="myComboBox" Path="SelectedItem.Content"/> </Canvas.Background> </Canvas> </DockPanel> </Window>