获取状态栏的尺寸

CGRect rect；

rect=[[UIApplication sharedApplication]statusBarFrame];

获取屏幕尺寸

CGRect rect；

rect=[[UIScreen mainScreen]bounds];

CGSize size=rect.size;

CGFloat width=size.width;

CGFloat height=size.height;

NSLog(@"%f",width);

NSLog(@"%f",height);