//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 \
|| [_object isKindOfClass:[NSNull class]]
|| ([_object respondsToSelector:@selector(length)] && [(NSData *)_object length] == 0)
|| ([_object respondsToSelector:@selector(count)] && [(NSArray *)_object count] == 0))
//获取屏幕宽度与高度
define kScreenWidth \
([[UIScreen mainScreen] respondsToSelector:@selector(nativeBounds)] ? [UIScreen mainScreen].nativeBounds.size.width/[UIScreen mainScreen].nativeScale : [UIScreen mainScreen].bounds.size.width)
define kScreenHeight \
([[UIScreen mainScreen] respondsToSelector:@selector(nativeBounds)] ? [UIScreen mainScreen].nativeBounds.size.height/[UIScreen mainScreen].nativeScale : [UIScreen mainScreen].bounds.size.height)
define kScreenSize \
([[UIScreen mainScreen] respondsToSelector:@selector(nativeBounds)] ? CGSizeMake([UIScreen mainScreen].nativeBounds.size.width/[UIScreen mainScreen].nativeScale,[UIScreen mainScreen].nativeBounds.size.height/[UIScreen mainScreen].nativeScale) : [UIScreen mainScreen].bounds.size)
//一些缩写
define kApplication [UIApplication sharedApplication]
define kKeyWindow [UIApplication sharedApplication].keyWindow
define kAppDelegate [UIApplication sharedApplication].delegate
define kUserDefaults [NSUserDefaults standardUserDefaults]
define kNotificationCenter [NSNotificationCenter defaultCenter]
//APP版本号
define kAppVersion [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleShortVersionString"]
//系统版本号
define kSystemVersion [[UIDevice currentDevice] systemVersion]
//获取当前语言
define kCurrentLanguage ([[NSLocale preferredLanguages] objectAtIndex:0])
//判断是否为iPhone
define kISiPhone (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
//判断是否为iPad
define kISiPad (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)
//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]
//判断是真机还是模拟器
if TARGET_OS_IPHONE
//真机
endif
if TARGET_IPHONE_SIMULATOR
//模拟器
endif
//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
//颜色
define kRGBColor(r, g, b) [UIColor colorWithRed:(r)/255.0 green:(g)/255.0 blue:(b)/255.0 alpha:1.0]
define kRGBAColor(r, g, b, a) [UIColor colorWithRed:(r)/255.0 green:(r)/255.0 blue:(r)/255.0 alpha:a]
define kRandomColor KRGBColor(arc4random_uniform(256)/255.0,arc4random_uniform(256)/255.0,arc4random_uniform(256)/255.0)
define kColorWithHex(rgbValue) \
[UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16)) / 255.0
green:((float)((rgbValue & 0xFF00) >> 8)) / 255.0
blue:((float)(rgbValue & 0xFF)) / 255.0 alpha:1.0]
//弱引用/强引用
define kWeakSelf(type) __weak typeof(type) weak##type = type;
define kStrongSelf(type) __strong typeof(type) type = weak##type;
//由角度转换弧度
define kDegreesToRadian(x) (M_PI * (x) / 180.0)
//由弧度转换角度
define kRadianToDegrees(radian) (radian * 180.0) / (M_PI)
//获取一段时间间隔
define kStartTime CFAbsoluteTime start = CFAbsoluteTimeGetCurrent();
define kEndTime NSLog(@"Time: %f", CFAbsoluteTimeGetCurrent() - start)
define SHOWALERT(m) \
{
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:m delegate:nil cancelButtonTitle:@"确认" otherButtonTitles:nil];
[alert show];
}\
