In a previous example, “Setting a background image fill on a Spark Border container in Flex 4”, we saw how you could set a background image fill on a Spark Border container in Flex 4 by setting the backgroundImage
style to an embedded image.
The following example shows how you can use a dynamically loaded image as a Spark Border container background by using an MX SWFLoader control and setting the backgroundImage style to the SWFLoader control’s content
property.
Full code after the jump.