iOS 6背景图片

Question

我有一个全屏渐变背景的iOs应用程序.现在,iphone 5尺寸的屏幕是不同的,当然我想支持第5和第4设备.

建议的方法是什么？

Answer 1

从我在评论中链接到的帖子中

#import <sys/utsname.h>

NSString*
machineName()
{
struct utsname systemInfo;
uname(&systemInfo);

return [NSString stringWithCString:systemInfo.machine
                          encoding:NSUTF8StringEncoding];
}

结果应该是：

@"i386"      on the simulator
@"iPod1,1"   on iPod Touch
@"iPod2,1"   on iPod Touch Second Generation
@"iPod3,1"   on iPod Touch Third Generation
@"iPod4,1"   on iPod Touch Fourth Generation
@"iPhone1,1" on iPhone
@"iPhone1,2" on iPhone 3G
@"iPhone2,1" on iPhone 3GS
@"iPad1,1"   on iPad
@"iPad2,1"   on iPad 2
@"iPhone3,1" on iPhone 4
@"iPhone4,1" on iPhone 4S

我假设这将返回类似@“iPhone5,1”的最新型号。然后做一个检查

NSString *iphoneType = machineName();
if ([iphoneType isEqualToString@"iPhone5,1"]){
    //image for iphone 5
} else {
           //image for the rest
}

如果可行请告诉我