@class NSString; @interface ICDateHeadersUtilities : NSObject @property (class, nonatomic) int defaultDateHeadersType; @property (class, nonatomic) int queryDateHeadersType; @property (class, readonly, nonatomic) BOOL supportsQueryDateHeaders; @property (class, readonly, nonatomic) BOOL showsQueryDateHeaders; @property (class, readonly, nonatomic) NSString *menuTitle; + (void)clearCache; + (id)actionItemTitleWithDateHeadersType:(int)a0; + (BOOL)isShowingQueryDateHeadersForDateHeadersType:(int)a0; + (void)setDateHeadersUserPreference:(int)a0 forKey:(id)a1 postNotificationName:(id)a2; + (id)stringForDateHeadersType:(int)a0; @end