IOS 雜筆－13（appearance的巧妙使用）

標籤：appear   dict   sel   att   pre   selected   sys   attrs   ext   

NSDictionary * attrs = @{                                                          NSFontAttributeName:[UIFont systemFontOfSize:13],                             NSForegroundColorAttributeName:[UIColor grayColor]                                                          };        NSDictionary * selectAttrs = @{                                                                      NSFontAttributeName:[UIFont systemFontOfSize:12],                                   NSForegroundColorAttributeName:[UIColor darkGrayColor]                                                                      };        UITabBarItem * item = [UITabBarItem appearance];    [item setTitleTextAttributes:attrs forState:UIControlStateNormal];    [item setTitleTextAttributes:selectAttrs forState:UIControlStateSelected];

IOS 雜筆－13（appearance的巧妙使用）