我刚刚升级到Xcode4.5GM,发现你现在可以在故事板中将'4“视网膜大小应用到你的视图控制器上。
现在,如果我想创建一个同时在iPhone 4和5上运行的应用程序,当然我必须为每个窗口构建两次,但我还必须检测用户是否有一个3.5“或4”屏幕的iPhone,然后应用视图。
我该怎么做呢?
发布于 2012-09-26 01:20:29
非常简单的解决方案
if(UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
{
CGSize result = [[UIScreen mainScreen] bounds].size;
if(result.height == 480)
{
// iPhone Classic
}
if(result.height == 568)
{
// iPhone 5
}
}
发布于 2014-09-24 21:07:13
我们现在需要考虑到iPhone 6和6Plus的屏幕尺寸。以下是更新后的答案
if(UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)
{
//its iPhone. Find out which one?
CGSize result = [[UIScreen mainScreen] bounds].size;
if(result.height == 480)
{
// iPhone Classic
}
else if(result.height == 568)
{
// iPhone 5
}
else if(result.height == 667)
{
// iPhone 6
}
else if(result.height == 736)
{
// iPhone 6 Plus
}
}
else
{
//its iPad
}
一些有用的信息
iPhone 6 Plus 736x414 points 2208x1242 pixels 3x scale 1920x1080 physical pixels 401 physical ppi 5.5"
iPhone 6 667x375 points 1334x750 pixels 2x scale 1334x750 physical pixels 326 physical ppi 4.7"
iPhone 5 568x320 points 1136x640 pixels 2x scale 1136x640 physical pixels 326 physical ppi 4.0"
iPhone 4 480x320 points 960x640 pixels 2x scale 960x640 physical pixels 326 physical ppi 3.5"
iPhone 3GS 480x320 points 480x320 pixels 1x scale 480x320 physical pixels 163 physical ppi 3.5"
发布于 2015-01-06 05:20:15
我使用了hfossli的答案并将其翻译为Swift
let IS_IPAD = UIDevice.currentDevice().userInterfaceIdiom == .Pad
let IS_IPHONE = UIDevice.currentDevice().userInterfaceIdiom == .Phone
let IS_RETINA = UIScreen.mainScreen().scale >= 2.0
let SCREEN_WIDTH = UIScreen.mainScreen().bounds.size.width
let SCREEN_HEIGHT = UIScreen.mainScreen().bounds.size.height
let SCREEN_MAX_LENGTH = max(SCREEN_WIDTH, SCREEN_HEIGHT)
let SCREEN_MIN_LENGTH = min(SCREEN_WIDTH, SCREEN_HEIGHT)
let IS_IPHONE_4_OR_LESS = (IS_IPHONE && SCREEN_MAX_LENGTH < 568.0)
let IS_IPHONE_5 = (IS_IPHONE && SCREEN_MAX_LENGTH == 568.0)
let IS_IPHONE_6 = (IS_IPHONE && SCREEN_MAX_LENGTH == 667.0)
let IS_IPHONE_6P = (IS_IPHONE && SCREEN_MAX_LENGTH == 736.0)
https://stackoverflow.com/questions/12446990
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