app尺寸,去掉状态栏
CGRect r = [ UIScreen mainScreen ].applicationFrame;
屏幕尺寸
CGRect rx = [ UIScreen mainScreen ].bounds;
状态栏尺寸
CGRect rect = [[UIApplication sharedApplication] statusBarFrame];
uiview尺寸
CGRect rect = self.view.frame;
CGRect r = [ UIScreen mainScreen ].applicationFrame;
CGRect rx = [ UIScreen mainScreen ].bounds;
CGRect rect = [[UIApplication sharedApplication] statusBarFrame];
CGRect rect = self.view.frame;