摘要：
原文地址：http://www.cocoachina.com/applenews/devnews/2013/0328/5907.html#define NavigationBar_HEIGHT 44#define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)#define SCREEN_HEIGHT ([UIScreen mainScreen].bounds.size.height)#define SAFE_RELEASE(x) [x release];x=nil#define IOS_VERSION [[[UIDevice cu 阅读全文
