UIWindow keyWindow = [[UIApplication sharedApplication] keyWindow];
UIView firstResponder = [keyWindow performSelector:@selector(firstResponder)];
文/舒耀(简书作者)
原文链接:http://www.jianshu.com/p/f58e1036de4e
UIWindow keyWindow = [[UIApplication sharedApplication] keyWindow];
UIView firstResponder = [keyWindow performSelector:@selector(firstResponder)];
文/舒耀(简书作者)
原文链接:http://www.jianshu.com/p/f58e1036de4e
本文标题:拿到当前视图的第一相应者
本文链接:https://www.haomeiwen.com/subject/sdptattx.html
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