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JeOam/keyWindow.md

Last active August 29, 2015 14:01
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[[UIApplication sharedApplication] keyWindow]
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keyWindow.md

查找应用程序的主窗口对象。一般情况就是 UIWindow。

当然一个应用程序可以有多个 window，键盘是一个 window

[[UIApplication sharedApplication] keyWindow]就是查找当前应用程序的主 window。

via :here

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JeOam commented May 29, 2014

[[UIApplication sharedApplication] delegate] will give you a pointer to your app delegate. the one that was automatically created when you made the project. Usually it's named YourAppNameAppDelegate.

via: here

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