iOS 开发常用宏(1)

//字符串是否为空

#define kStringIsEmpty(str) ([str isKindOfClass:[NSNull class]] || str == nil || [str length] < 1 ? YES : NO )

//数组是否为空

#define kArrayIsEmpty(array) (array == nil || [array isKindOfClass:[NSNull class]] || array.count == 0)

//字典是否为空

#define kDictIsEmpty(dic) (dic == nil || [dic isKindOfClass:[NSNull class]] || dic.allKeys == 0)

//是否是空对象

#define kObjectIsEmpty(_object) (_object == nil \

||[_objectisKindOfClass:[NSNullclass]]\

||([_objectrespondsToSelector:@selector(length)]&&[(NSData*)_objectlength]==0)\

||([_objectrespondsToSelector:@selector(count)]&&[(NSArray*)_objectcount]==0))

//获取屏幕宽度与高度

#define kScreenWidth \

([[UIScreenmainScreen]respondsToSelector:@selector(nativeBounds)]?[UIScreenmainScreen].nativeBounds.size.width/[UIScreenmainScreen].nativeScale:[UIScreenmainScreen].bounds.size.width)

#define kScreenHeight \

([[UIScreenmainScreen]respondsToSelector:@selector(nativeBounds)]?[UIScreenmainScreen].nativeBounds.size.height/[UIScreenmainScreen].nativeScale:[UIScreenmainScreen].bounds.size.height)

#define kScreenSize \

([[UIScreenmainScreen]respondsToSelector:@selector(nativeBounds)]?CGSizeMake([UIScreenmainScreen].nativeBounds.size.width/[UIScreenmainScreen].nativeScale,[UIScreenmainScreen].nativeBounds.size.height/[UIScreenmainScreen].nativeScale):[UIScreenmainScreen].bounds.size)

//开发的时候打印，但是发布的时候不打印的NSLog

#ifdef DEBUG

#define NSLog(...) NSLog(@"%s 第%d行 \n %@\n\n",__func__,__LINE__,[NSString stringWithFormat:__VA_ARGS__])

#else

#define NSLog(...)

#endif

//弱引用/强引用

#define kWeakSelf(type)   __weak typeof(type) weak##type = type;

#define kStrongSelf(type) __strong typeof(type) type = weak##type;

//颜色

#define kRGBColor(r, g, b)     [UIColor colorWithRed:(r)/255.0 green:(g)/255.0 blue:(b)/255.0 alpha:1.0]

#define kColorWithHex(rgbValue) \

[UIColorcolorWithRed:((float)((rgbValue&0xFF0000)>>16))/255.0\

green:((float)((rgbValue&0xFF00)>>8))/255.0\

blue:((float)(rgbValue&0xFF))/255.0alpha:1.0]

//获取沙盒Document路径

#define kDocumentPath [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject]

//获取沙盒temp路径

#define kTempPath NSTemporaryDirectory()

//获取沙盒Cache路径

#define kCachePath [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject]