development: updated frame calculation for TabBar scroll view

Sources/iOS/TabBar.swift

@@ -215,8 +215,8 @@ open class TabBar: Bar {
             
             for b in buttons {
                 let width = b.sizeThatFits(CGSize(width: CGFloat.greatestFiniteMagnitude, height: contentView.height)).width + interimSpace
-                contentView.addSubview(b)
-                b.height = contentView.height
+                scrollView.addSubview(b)
+                b.height = scrollView.height
                 b.width = width
                 b.x = w
                 w += width
@@ -230,10 +230,12 @@ open class TabBar: Bar {
             centerViews = buttons
         }
         
+        scrollView.frame = contentView.bounds
+        
         if nil == selected {
             selected = buttons.first
         }
-            
+        
         line.frame = CGRect(x: selected!.x, y: .bottom == lineAlignment ? height - lineHeight : 0, width: selected!.width, height: lineHeight)
 	}
 	
@@ -260,7 +262,7 @@ extension TabBar {
         line.zPosition = 6000
         lineColor = Color.blue.base
         lineHeight = 3
-        addSubview(line)
+        scrollView.addSubview(line)
     }
     
     /// Prepares the divider.

Sources/iOS/TabsController.swift

@@ -375,8 +375,7 @@ extension TabsController {
             return
         }
         
-        let p = v.height
-        let y = view.height - p
+        let y = view.height - v.height
         
         v.width = view.width
         
@@ -472,7 +471,7 @@ extension TabsController {
         
         removeViewControllers()
         
-        prepareViewControllersForTransition(from: selectedIndex, to: i)
+//        prepareViewControllersForTransition(from: selectedIndex, to: i)
         
         selectedIndex = i
         v.select(at: i)
@@ -492,7 +491,7 @@ extension TabsController: UIScrollViewDelegate {
         
         removeViewControllers()
         prepareViewControllers()
-        prepareTabBar()
+//        prepareTabBar()
         layoutSubviews()
     }
 }