On button Isenabled =false ,I can't see the button background image?

I added an image to the background of button now i set the property Isenabled =false of button .Now the thing is I can't see th开发者_StackOverflow中文版e button background image. I can see the content but not the background. How can i fix this?

You'll need to override the template for the disabled state to see this.