iOS開發——檢測旋轉螢幕

標籤：

步驟一、註冊通知

   1:  [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarOrientationChange:) name:UIApplicationDidChangeStatusBarOrientationNotification object:nil];

 

步驟二、判斷方向

 

   1:  - (void)statusBarOrientationChange:(NSNotification *)notification

   2:   

   3:  {

   4:   

   5:  UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation];

   6:   

   7:  if (orientation == UIInterfaceOrientationLandscapeRight) // home鍵靠右

   8:   

   9:  {

  10:   

  11:  //

  12:   

  13:  }

  14:   

  15:  if (

  16:   

  17:  orientation ==UIInterfaceOrientationLandscapeLeft) // home鍵靠左

  18:   

  19:  {

  20:   

  21:  //

  22:   

  23:  }

  24:   

  25:  if (orientation == UIInterfaceOrientationPortrait)

  26:   

  27:  {

  28:   

  29:  //

  30:   

  31:  }

  32:   

參考來源：http://www.2cto.com/kf/201410/345818.html

iOS開發——檢測旋轉螢幕