ios开发问题总汇

语言 swift2.0

tabbarImage 选中后的图片


 let tabitem:[UITabBarItem] = self.tabBar.items!
 tabitem[0].title = "标题"
 tabitem[0].image = UIImage(named: "图片")?.imageWithRenderingMode( UIImageRenderingMode.AlwaysOriginal)
 tabitem[0].selectedImage = UIImage(named: "选中的图片")?.imageWithRenderingMode( UIImageRenderingMode.AlwaysOriginal)


navigationBar的背景颜色和title的字体颜色


 //设置字体颜色
 self.navigationBar.titleTextAttributes = [NSForegroundColorAttributeName:UIColor.whiteColor()]
 //设置背景颜色
 self.navigationBar.barTintColor = UIColor(red:233.0/255.0,green:106.0/255.0,blue:52.0/255.0,alpha:1)