如下圖启盛,怎么獲取這個豎向鎖定的狀態(tài)呢姊氓?凡桥?蟀伸?
都說用[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(deviceOrientaionDidChange) name:UIDeviceOrientationDidChangeNotification object:[UIDevice currentDevice]];但是這個不是要手動旋轉(zhuǎn)手機才會走回調(diào)嘛
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