最近在搭建新项目，为了方便开发，常会用到一些宏定义，梳理了之前项目中用到，又查漏补缺挑选了一些网络上比较不错的，总结了一份分享给大家。
//
//define.h
//MiAiApp
//
//Created by徐阳on 2017/5/18.
//Copyright © 2017年徐阳. All rights reserved.
//
//通用宏定义
#ifndef define_h
#define define_h
//获取系统对象
#define kApplication[UIApplication sharedApplication]
#define kAppWindow[UIApplication sharedApplication].delegate.window
#define kAppDelegate[AppDelegate shareAppDelegate]
#define kRootViewController[UIApplication sharedApplication].delegate.window.rootViewController
#define kUserDefaults[NSUserDefaults standardUserDefaults]
#define kNotificationCenter[NSNotificationCenter defaultCenter]
//获取屏幕宽高
#define KScreenWidth([[UIScreen mainScreen]bounds].size.width)
#define KScreenHeight[[UIScreen mainScreen]bounds].size.height
#define kScreen_Bounds[UIScreen mainScreen].bounds
#define Iphone6ScaleWidth KScreenWidth/375.0
#define Iphone6ScaleHeight KScreenHeight/667.0
//根据ip6的屏幕来拉伸
#define kRealValue(with)((with)*(KScreenWidth/375.0f))
//强弱引用
#define kWeakSelf(type)__weak typeof(type)weak##type = type;
#define kStrongSelf(type)__strong typeof(type)type = weak##type;
//View圆角和加边框
#define ViewBorderRadius(View,Radius,Width,Color)\
\
[View.layer setCornerRadius:(Radius)];\
[View.layer setMasksToBounds:YES];\
[View.layer setBorderWidth:(Width)];\
[View.layer setBorderColor:[Color CGColor]]
// View圆角
#define ViewRadius(View,Radius)\
\
[View.layer setCornerRadius:(Radius)];\
[View.layer setMasksToBounds:YES]
//property属性快速声明
#define PropertyString(s)@property(nonatomic,copy)NSString * s
#define PropertyNSInteger(s)@property(nonatomic,assign)NSIntegers
#define PropertyFloat(s)@property(nonatomic,assign)floats
#define PropertyLongLong(s)@property(nonatomic,assign)long long s
#define PropertyNSDictionary(s)@property(nonatomic,strong)NSDictionary * s
#define PropertyNSArray(s)@property(nonatomic,strong)NSArray * s
#define PropertyNSMutableArray(s)@property(nonatomic,strong)NSMutableArray * s
///IOS版本判断
#define IOSAVAILABLEVERSION(version)([[UIDevice currentDevice]availableVersion:version]< 0)
//当前系统版本
#define CurrentSystemVersion[[UIDevice currentDevice].systemVersion doubleValue]
//当前语言
#define CurrentLanguage(［NSLocale preferredLanguages]objectAtIndex:0])
//-------------------打印日志-------------------------
//DEBUG模式下打印日志,当前行
#ifdef DEBUG
#define DLog(fmt,...)NSLog((@"%s[Line %d]" fmt),__PRETTY_FUNCTION__,__LINE__,##__VA_ARGS__);
#else
#define DLog(...)
#endif
//拼接字符串
#define NSStringFormat(format,...)[NSString stringWithFormat:format,##__VA_ARGS__]
//颜色
#define KClearColor[UIColor clearColor]
#define KWhiteColor[UIColor whiteColor]
#define KBlackColor[UIColor blackColor]
#define KGrayColor[UIColor grayColor]
#define KGray2Color[UIColor lightGrayColor]
#define KBlueColor[UIColor blueColor]
#define KRedColor[UIColor redColor]
#define kRandomColorKRGBColor(arc4random_uniform(256)/255.0,arc4random_uniform(256)/255.0,arc4random_uniform(256)/255.0)//随机色生成
//字体
#define BOLDSYSTEMFONT(FONTSIZE)[UIFont boldSystemFontOfSize:FONTSIZE]
#define SYSTEMFONT(FONTSIZE)[UIFont systemFontOfSize:FONTSIZE]
#define FONT(NAME,FONTSIZE)[UIFont fontWithName:(NAME)size:(FONTSIZE)]
//定义UIImage对象
#define ImageWithFile(_pointer)[UIImage imageWithContentsOfFile:([[NSBundle mainBundle]pathForResource:[NSString stringWithFormat:@"%@@%dx",_pointer,(int)[UIScreen mainScreen].nativeScale]ofType:@"png"])]
#define IMAGE_NAMED(name)[UIImage imageNamed:name]
//数据验证
#define StrValid(f)(f!=nil &&[f isKindOfClass:[NSString class]]&& ![f isEqualToString:@""])
#define SafeStr(f)(StrValid(f)?f:@"")
#define HasString(str,eky)([str rangeOfString:key].location!=NSNotFound)
#define ValidStr(f)StrValid(f)
#define ValidDict(f)(f!=nil &&[f isKindOfClass:[NSDictionary class]])
#define ValidArray(f)(f!=nil &&[f isKindOfClass:[NSArray class]]&&[f count]>0)
#define ValidNum(f)(f!=nil &&[f isKindOfClass:[NSNumber class]])
#define ValidClass(f,cls)(f!=nil &&[f isKindOfClass:[cls class]])
#define ValidData(f)(f!=nil &&[f isKindOfClass:[NSData class]])
//获取一段时间间隔
#define kStartTime CFAbsoluteTime start = CFAbsoluteTimeGetCurrent();
#define kEndTimeNSLog(@"Time: %f",CFAbsoluteTimeGetCurrent()- start)
//打印当前方法名
#define ITTDPRINTMETHODNAME()ITTDPRINT(@"%s",__PRETTY_FUNCTION__)
//GCD
#define kDISPATCH_ASYNC_BLOCK(block)dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0),block)
#define kDISPATCH_MAIN_BLOCK(block)dispatch_async(dispatch_get_main_queue(),block)
//GCD -一次性执行
#define kDISPATCH_ONCE_BLOCK(onceBlock)static dispatch_once_t onceToken;dispatch_once(&onceToken,onceBlock);
//单例化一个类
#define SINGLETON_FOR_HEADER(className)\
\
+(className *)shared##className;
#define SINGLETON_FOR_CLASS(className)\
\
+(className *)shared##className { \
static className *shared##className = nil;\
static dispatch_once_t onceToken;\
dispatch_once(&onceToken,^{ \
shared##className =[[self alloc]init];\
});\
return shared##className;\
}
#endif /* define_h */
以上属于臭码农原创，若有雷同属巧合，如有错误望指正，转载请标明来源和作者。by：臭码农
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