常用的宏

//1.获取屏幕宽度与高度
#define SCREEN_WIDTH   [UIScreen mainScreen].bounds.size.width
#define SCREENH_HEIGHT [UIScreen mainScreen].bounds.size.height
#define SCREEN_SIZE [UIScreen mainScreen].bounds.size

//2.获取通知中心
#define YTNotificationCenter [NSNotificationCenter defaultCenter]

//3.设置随机颜色
#define YTRandomColor [UIColor colorWithRed:arc4random_uniform(256)/255.0 green:arc4random_uniform(256)/255.0 blue:arc4random_uniform(256)/255.0 alpha:1.0]

//4.设置RGB颜色/设置RGBA颜色
#define YTRGBColor(r, g, b) [UIColor colorWithRed:(r)/255.0 green:(g)/255.0 blue:(b)/255.0 alpha:1.0]
#define YTRGBAColor(r, g, b, a) [UIColor colorWithRed:(r)/255.0 green:(r)/255.0 blue:(r)/255.0 alpha:a]
// clear背景颜色
#define YTClearColor [UIColor clearColor]

//5.自定义高效率的 NSLog
#ifdef DEBUG
#define YTLog(...) NSLog(@"%s 第%d行 \n %@\n\n",__func__,__LINE__,[NSString stringWithFormat:__VA_ARGS__])
#else
#define YTLog(...)
#endif

//6.弱引用/强引用
#define LRWeakSelf(type)  __weak typeof(type) weak##type = type;
#define LRStrongSelf(type)  __strong typeof(type) type = weak##type;

//7.设置 view 圆角和边框
#define LRViewBorderRadius(View, Radius, Width, Color)\
\
[View.layer setCornerRadius:(Radius)];\
[View.layer setMasksToBounds:YES];\
[View.layer setBorderWidth:(Width)];\
[View.layer setBorderColor:[Color CGColor]]

//8.由角度转换弧度 由弧度转换角度
#define LRDegreesToRadian(x) (M_PI * (x) / 180.0)
#define LRRadianToDegrees(radian) (radian*180.0)/(M_PI)


//9.设置加载提示框（第三方框架：MBProgressHUD）
// 加载
#define kShowNetworkActivityIndicator() [UIApplication sharedApplication].networkActivityIndicatorVisible = YES
// 收起加载
#define HideNetworkActivityIndicator()      [UIApplication sharedApplication].networkActivityIndicatorVisible = NO
// 设置加载
#define NetworkActivityIndicatorVisible(x)  [UIApplication sharedApplication].networkActivityIndicatorVisible = x

#define kWindow [UIApplication sharedApplication].keyWindow

#define kBackView         for (UIView *item in kWindow.subviews) { \
if(item.tag == 10000) \
{ \
[item removeFromSuperview]; \
UIView * aView = [[UIView alloc] init]; \
aView.frame = [UIScreen mainScreen].bounds; \
aView.tag = 10000; \
aView.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.3]; \
[kWindow addSubview:aView]; \
} \
} \

#define kShowHUDAndActivity kBackView;[MBProgressHUD showHUDAddedTo:kWindow animated:YES];kShowNetworkActivityIndicator()


#define kHiddenHUD [MBProgressHUD hideAllHUDsForView:kWindow animated:YES]

#define kRemoveBackView         for (UIView *item in kWindow.subviews) { \
if(item.tag == 10000) \
{ \
[UIView animateWithDuration:0.4 animations:^{ \
item.alpha = 0.0; \
} completion:^(BOOL finished) { \
[item removeFromSuperview]; \
}]; \
} \
} \

#define kHiddenHUDAndAvtivity kRemoveBackView;kHiddenHUD;HideNetworkActivityIndicator()


//10.获取view的frame/图片资源
//获取view的frame（不建议使用）
//#define kGetViewWidth(view)  view.frame.size.width
//#define kGetViewHeight(view) view.frame.size.height
//#define kGetViewX(view)      view.frame.origin.x
//#define kGetViewY(view)      view.frame.origin.y

//获取图片资源
#define kGetImage(imageName) [UIImage imageNamed:[NSString stringWithFormat:@"%@",imageName]]


//11.获取当前语言
#define LRCurrentLanguage ([[NSLocale preferredLanguages] objectAtIndex:0])

//12.使用 ARC 和 MRC
#if __has_feature(objc_arc)
// ARC
#else
// MRC
#endif

//13.判断当前的iPhone设备/系统版本
//判断是否为iPhone
#define IS_IPHONE (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)

//判断是否为iPad
#define IS_IPAD (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)

//判断是否为ipod
#define IS_IPOD ([[[UIDevice currentDevice] model] isEqualToString:@"iPod touch"])

// 判断是否为 iPhone 5SE
#define iPhone5SE [[UIScreen mainScreen] bounds].size.width == 320.0f && [[UIScreen mainScreen] bounds].size.height == 568.0f

// 判断是否为iPhone 6/6s
#define iPhone6_6s [[UIScreen mainScreen] bounds].size.width == 375.0f && [[UIScreen mainScreen] bounds].size.height == 667.0f

// 判断是否为iPhone 6Plus/6sPlus
#define iPhone6Plus_6sPlus [[UIScreen mainScreen] bounds].size.width == 414.0f && [[UIScreen mainScreen] bounds].size.height == 736.0f

//获取系统版本
#define IOS_SYSTEM_VERSION [[[UIDevice currentDevice] systemVersion] floatValue]

//判断 iOS 8 或更高的系统版本
#define IOS_VERSION_8_OR_LATER (([[[UIDevice currentDevice] systemVersion] floatValue] >=8.0)? (YES):(NO))

//14.判断是真机还是模拟器
#if TARGET_OS_IPHONE
//iPhone Device
#endif

#if TARGET_IPHONE_SIMULATOR
//iPhone Simulator
#endif

//15.沙盒目录文件
//获取temp
#define kPathTemp NSTemporaryDirectory()

//获取沙盒 Document
#define kPathDocument [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject]

//获取沙盒 Cache
#define kPathCache [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject]

//16.GCD 的宏定义
//GCD - 一次性执行
#define kDISPATCH_ONCE_BLOCK(onceBlock) static dispatch_once_t onceToken; dispatch_once(&onceToken, onceBlock);

//GCD - 在Main线程上运行
#define kDISPATCH_MAIN_THREAD(mainQueueBlock) dispatch_async(dispatch_get_main_queue(), mainQueueBlock);

//GCD - 开启异步线程
#define kDISPATCH_GLOBAL_QUEUE_DEFAULT(globalQueueBlock) dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), globalQueueBlocl);

 

//17获取字典的key对应的String value

#define YTStringValue(value)\
({id tmp;\
if ([value isKindOfClass:[NSNull class]]){\
tmp = @"";}\
else {\
tmp = value;}\
tmp;\
})\

 

 

 

 

 

 

 

/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) NSInteger  s
#define PropertyFloat(s) @property (nonatomic,assign) float  s
#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 kRandomColor    KRGBColor(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 kEndTime  NSLog(@"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; \
}