             var rect = newValue
             rect.origin = CGPointZero
             
-            var width = CGRectGetWidth(self.toolbarContainerClipView!.frame)
+            let width = CGRectGetWidth(self.toolbarContainerClipView!.frame)
             if width > CGRectGetWidth(rect) {
                 rect.size.width = width
             }
-            
-            var height = CGRectGetHeight(self.toolbarContainerClipView!.frame)
+
+            let height = CGRectGetHeight(self.toolbarContainerClipView!.frame)
             if height > CGRectGetHeight(rect) {
                 rect.size.height = height
             }

    }
    
    private var _translucentAlpha : CGFloat = 1.0
    public var translucentAlpha : CGFloat {
        set {
            if newValue > 1 {
                _translucentAlpha = 1

        }
    }
    
    @objc override var subviews : [UIView] {
        if self.initComplete {
            var array = super.subviews as [UIView]
            
            var index = 0
            for view in array {
