Tab page headers
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" HorizontalAlignment="Center" VerticalAlignment="Center"> <TabControl> <TabItem Header="_Button"> <Button>Click!</Button> </TabItem> <TabItem> <TabItem.Header> <TextBlock FontSize="18"> <AccessText>_Text</AccessText> </TextBlock> </TabItem.Header> <TextBlock>Hello, world</TextBlock> </TabItem> <TabItem> <TabItem.Header> <Ellipse Fill="Blue" Width="30" Height="20" /> </TabItem.Header> <StackPanel Orientation="Horizontal"> <TextBlock>Ellipse:</TextBlock> <Ellipse Fill="Blue" Width="100" /> </StackPanel> </TabItem> </TabControl> </Page>