【UIKit-54-1】UIInterface-系统的颜色与字体

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// for UINavigationBar and UIToolBar

typedefNS_ENUM(NSInteger, UIBarStyle) {

UIBarStyleDefault =0,

UIBarStyleBlack =1,

UIBarStyleBlackOpaque =1, // Deprecated. Use UIBarStyleBlack

UIBarStyleBlackTranslucent = 2,// Deprecated. Use UIBarStyleBlack and set the translucent property to YES

};

typedefNS_ENUM(NSInteger, UIUserInterfaceSizeClass) {

UIUserInterfaceSizeClassUnspecified =0,

UIUserInterfaceSizeClassCompact =1,

UIUserInterfaceSizeClassRegular =2,

} NS_ENUM_AVAILABLE_IOS(8_0);

// System colors

@interface UIColor (UIColorSystemColors)

+ (UIColor *)lightTextColor; // for a dark background 灰色

+ (UIColor *)darkTextColor; // for a light background 黑色

+ (UIColor *)groupTableViewBackgroundColor;// tableView 的背景颜色浅灰色

@end

// System fonts

@interface UIFont (UIFontSystemFonts)

+ (CGFloat)labelFontSize;// 系统label大小 17

+ (CGFloat)buttonFontSize;// 系统button字体大小 18

+ (CGFloat)smallSystemFontSize;// 系统小字体 12

+ (CGFloat)systemFontSize;// 系统字体 14

@end

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