     private var _rightDrawerViewController: UIViewController?
     private var _maximumLeftDrawerWidth = DrawerDefaultWidth
     private var _maximumRightDrawerWidth = DrawerDefaultWidth
-    private var _showsStatusBarBackgroundView: Bool = false
     
     /**
     The center view controller.

        return childControllerContainerView
        }()
    
    private lazy var dummyStatusBarView: UIView = {
        let dummyStatusBarView = UIView(frame: CGRect(x: 0, y: 0, width: CGRectGetWidth(self.view.bounds), height: 20))
        dummyStatusBarView.autoresizingMask = .FlexibleWidth
        dummyStatusBarView.backgroundColor = self.statusBarViewBackgroundColor
        dummyStatusBarView.hidden = !self._showsStatusBarBackgroundView
        self.view.addSubview(dummyStatusBarView)
        
        return dummyStatusBarView
        }()
    
    private lazy var centerContainerView: DrawerCenterContainerView = {
        let centerFrame = self.childControllerContainerView.bounds
        

    }
    
    private func resetDrawerVisualStateForDrawerSide(drawerSide: DrawerSide) {
        if let sideDrawerViewController = self.sideDrawerViewControllerForSide(drawerSide) {
            sideDrawerViewController.view.layer.anchorPoint = CGPoint(x: 0.5, y: 0.5)
            sideDrawerViewController.view.layer.transform = CATransform3DIdentity
            sideDrawerViewController.view.alpha = 1.0
        }
    }
    
