publish information to facebook(iPhone)

I used the FBStreamDialog to开发者_如何学JAVA publish information to facebook wall in iPhone the Dialog textField is empty.

How can I to set the Dialog's textField by other value?

I mean, I have a textFiled then I put something, and click button awake FBStreamDialog how can I initial the FBStreamDialog textField == my input textField

Facebook frowns upon status messages that are not specifically set by the user. You certainly can do what you are trying via the graph call, however Facebook monitors this closely and if caught they will shut down your app and any app developer accounts associated with the app.