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iOS開發(fā)過程中使用一些常用的宏可以提高開發(fā)效率,提高代碼的重用性;將這些宏放到一個頭文件里然后再放到工程中的-Prefix.pch文件中(或者直接放到-Prefix.pch中)直接可以使用,灰常方便。
本文整理自http://www.cocoachina.com/applenews/devnews/2013/0328/5907.html 。
做了一些分類和注釋,可以根據(jù)自己習慣再添加或者刪除或者修改這些宏進行使用。
// // MacroDefinition.h // MacroDefinitionDemo // // Created by 新風作浪 on 13-6-9. // Copyright (c) 2013年 SpinningSphere Labs. All rights reserved. // #ifndef MacroDefinition_h #define MacroDefinition_h //-------------------獲取設備大小------------------------- //NavBar高度 #define NavigationBar_HEIGHT 44 //獲取屏幕 寬度、高度 #define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width) #define SCREEN_HEIGHT ([UIScreen mainScreen].bounds.size.height) //-------------------獲取設備大小------------------------- //-------------------打印日志------------------------- //DEBUG 模式下打印日志,當前行 #ifdef DEBUG # define DLog(fmt, ...) NSLog((@"%s [Line %d] " fmt), __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__); #else # define DLog(...) #endif //重寫NSLog,Debug模式下打印日志和當前行數(shù) #if DEBUG #define NSLog(FORMAT, ...) fprintf(stderr,"\nfunction:%s line:%d content:%s\n", __FUNCTION__, __LINE__, [[NSString stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String]); #else #define NSLog(FORMAT, ...) nil #endif //DEBUG 模式下打印日志,當前行 并彈出一個警告 #ifdef DEBUG # define ULog(fmt, ...) { UIAlertView *alert = [[UIAlertView alloc] initWithTitle:[NSString stringWithFormat:@"%s\n [Line %d] ", __PRETTY_FUNCTION__, __LINE__] message:[NSString stringWithFormat:fmt, ##__VA_ARGS__] delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil]; [alert show]; } #else # define ULog(...) #endif #define ITTDEBUG #define ITTLOGLEVEL_INFO 10 #define ITTLOGLEVEL_WARNING 3 #define ITTLOGLEVEL_ERROR 1 #ifndef ITTMAXLOGLEVEL #ifdef DEBUG #define ITTMAXLOGLEVEL ITTLOGLEVEL_INFO #else #define ITTMAXLOGLEVEL ITTLOGLEVEL_ERROR #endif #endif // The general purpose logger. This ignores logging levels. #ifdef ITTDEBUG #define ITTDPRINT(xx, ...) NSLog(@"%s(%d): " xx, __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__) #else #define ITTDPRINT(xx, ...) ((void)0) #endif // Prints the current method's name. #define ITTDPRINTMETHODNAME() ITTDPRINT(@"%s", __PRETTY_FUNCTION__) // Log-level based logging macros. #if ITTLOGLEVEL_ERROR <= ITTMAXLOGLEVEL #define ITTDERROR(xx, ...) ITTDPRINT(xx, ##__VA_ARGS__) #else #define ITTDERROR(xx, ...) ((void)0) #endif #if ITTLOGLEVEL_WARNING <= ITTMAXLOGLEVEL #define ITTDWARNING(xx, ...) ITTDPRINT(xx, ##__VA_ARGS__) #else #define ITTDWARNING(xx, ...) ((void)0) #endif #if ITTLOGLEVEL_INFO <= ITTMAXLOGLEVEL #define ITTDINFO(xx, ...) ITTDPRINT(xx, ##__VA_ARGS__) #else #define ITTDINFO(xx, ...) ((void)0) #endif #ifdef ITTDEBUG #define ITTDCONDITIONLOG(condition, xx, ...) { if ((condition)) { \ ITTDPRINT(xx, ##__VA_ARGS__); \ } \ } ((void)0) #else #define ITTDCONDITIONLOG(condition, xx, ...) ((void)0) #endif #define ITTAssert(condition, ...) \ do { \ if (!(condition)) { \ [[NSAssertionHandler currentHandler] \ handleFailureInFunction:[NSString stringWithUTF8String:__PRETTY_FUNCTION__] \ file:[NSString stringWithUTF8String:__FILE__] \ lineNumber:__LINE__ \ description:__VA_ARGS__]; \ } \ } while(0) //---------------------打印日志-------------------------- //----------------------系統(tǒng)---------------------------- //獲取系統(tǒng)版本 #define IOS_VERSION [[[UIDevice currentDevice] systemVersion] floatValue] #define CurrentSystemVersion [[UIDevice currentDevice] systemVersion] //獲取當前語言 #define CurrentLanguage ([[NSLocale preferredLanguages] objectAtIndex:0]) //判斷是否 Retina屏、設備是否%fhone 5、是否是iPad #define isRetina ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 960), [[UIScreen mainScreen] currentMode].size) : NO) #define iPhone5 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 1136), [[UIScreen mainScreen] currentMode].size) : NO) #define isPad (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) //判斷是真機還是模擬器 #if TARGET_OS_IPHONE //iPhone Device #endif #if TARGET_IPHONE_SIMULATOR //iPhone Simulator #endif //檢查系統(tǒng)版本 #define SYSTEM_VERSION_EQUAL_TO(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedSame) #define SYSTEM_VERSION_GREATER_THAN(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedDescending) #define SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedAscending) #define SYSTEM_VERSION_LESS_THAN(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedAscending) #define SYSTEM_VERSION_LESS_THAN_OR_EQUAL_TO(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedDescending) //----------------------系統(tǒng)---------------------------- //----------------------內存---------------------------- //使用ARC和不使用ARC #if __has_feature(objc_arc) //compiling with ARC #else // compiling without ARC #endif #pragma mark - common functions #define RELEASE_SAFELY(__POINTER) { [__POINTER release]; __POINTER = nil; } //釋放一個對象 #define SAFE_DELETE(P) if(P) { [P release], P = nil; } #define SAFE_RELEASE(x) [x release];x=nil //----------------------內存---------------------------- //----------------------圖片---------------------------- //讀取本地圖片 #define LOADIMAGE(file,ext) [UIImage p_w_picpathWithContentsOfFile:[[NSBundle mainBundle]pathForResource:file ofType:ext]] //定義UIImage對象 #define IMAGE(A) [UIImage p_w_picpathWithContentsOfFile:[[NSBundle mainBundle] pathForResource:A ofType:nil]] //定義UIImage對象 #define ImageNamed(_pointer) [UIImage p_w_picpathNamed:[UIUtil p_w_picpathName:_pointer]] //建議使用前兩種宏定義,性能高于后者 //----------------------圖片---------------------------- //----------------------顏色類--------------------------- // rgb顏色轉換(16進制->10進制) #define UIColorFromRGB(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] //帶有RGBA的顏色設置 #define COLOR(R, G, B, A) [UIColor colorWithRed:R/255.0 green:G/255.0 blue:B/255.0 alpha:A] // 獲取RGB顏色 #define RGBA(r,g,b,a) [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:a] #define RGB(r,g,b) RGBA(r,g,b,1.0f) //背景色 #define BACKGROUND_COLOR [UIColor colorWithRed:242.0/255.0 green:236.0/255.0 blue:231.0/255.0 alpha:1.0] //清除背景色 #define CLEARCOLOR [UIColor clearColor] #pragma mark - color functions #define RGBCOLOR(r,g,b) [UIColor colorWithRed:(r)/255.0f green:(g)/255.0f blue:(b)/255.0f alpha:1] #define RGBACOLOR(r,g,b,a) [UIColor colorWithRed:(r)/255.0f green:(g)/255.0f blue:(b)/255.0f alpha:(a)] //----------------------顏色類-------------------------- //----------------------其他---------------------------- //方正黑體簡體字體定義 #define FONT(F) [UIFont fontWithName:@"FZHTJW--GB1-0" size:F] //定義一個API #define APIURL @"http://xxxxx/" //登陸API #define APILogin [APIURL stringByAppendingString:@"Login"] //設置View的tag屬性 #define VIEWWITHTAG(_OBJECT, _TAG) [_OBJECT viewWithTag : _TAG] //程序的本地化,引用國際化的文件 #define MyLocal(x, ...) NSLocalizedString(x, nil) //G-C-D #define BACK(block) dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), block) #define MAIN(block) dispatch_async(dispatch_get_main_queue(),block) //NSUserDefaults 實例化 #define USER_DEFAULT [NSUserDefaults standardUserDefaults] //由角度獲取弧度 有弧度獲取角度 #define degreesToRadian(x) (M_PI * (x) / 180.0) #define radianToDegrees(radian) (radian*180.0)/(M_PI) //單例化一個類 #define SYNTHESIZE_SINGLETON_FOR_CLASS(classname) \ \ static classname *shared##classname = nil; \ \ + (classname *)shared##classname \ { \ @synchronized(self) \ { \ if (shared##classname == nil) \ { \ shared##classname = [[self alloc] init]; \ } \ } \ \ return shared##classname; \ } \ \ + (id)allocWithZone:(NSZone *)zone \ { \ @synchronized(self) \ { \ if (shared##classname == nil) \ { \ shared##classname = [super allocWithZone:zone]; \ return shared##classname; \ } \ } \ \ return nil; \ } \ \ - (id)copyWithZone:(NSZone *)zone \ { \ return self; \ } #endif
MacroDefinition.h 下載地址:https://github.com/XFZLDXF/Macro
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