upgrade

Assets/CoolapeFrame/Scripts/ui/NguiExtend/CLUILoopTable.cs

@@ -50,6 +50,7 @@ namespace Coolape
 						oldScrollViewPos = _scrollView.transform.localPosition;
 						oldClipOffset = _scrollView.panel.clipOffset;
 						_scrollView.panel.cullWhileDragging = true;
+						_scrollView.panel.onClipMove = OnMove;
 					}
 				}
 				return _scrollView;
@@ -703,5 +704,25 @@ namespace Coolape
 				itemList.Insert (targetIndex, movedWidget);
 			}
 		}
+
+		protected virtual void OnMove(UIPanel panel)
+		{
+			if (scrollView == null) return;
+			bool restrictWithinPanel = false;
+			if (list == null || list.Count == 0)
+			{
+				restrictWithinPanel = true;
+			}
+
+			if (!restrictWithinPanel && firstVislable && int.Parse(head.name) == 0)
+			{
+				restrictWithinPanel = true;
+			}
+			if (!restrictWithinPanel && lastVisiable && int.Parse(tail.name) == list.Count - 1)
+			{
+				restrictWithinPanel = true;
+			}
+			scrollView.restrictWithinPanel = restrictWithinPanel;
+		}
 	}
-}
+}