TTStyle as instance variable error

I declare TTStyle in my class and it has error :

 expected specifier-qualifier-list before 'TTStyle'

开发者_StackOverflow

I don't know what's wrong with it.

Can any one help me?

Thanks.

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You have to import the Three20Style.h header. If you have three20 set up the standard way you do this by

#import "Three20Style/Three20Style.h"

before @interface.