摘要： #define LOADIMAGE(file,ext) [UIImage imageWithContentsOfFile:[[NSBundle mainBundle]pathForResource:file ofType:ext]]例如：imageView.image =LOADIMAGE(@"文件名",@"png");#define NavigationBar_HEIGHT 44//导航栏高度#define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)//屏幕宽度#define SCREE 阅读全文