From feb96d88fcd916bc0b60f79a815ba96ef72294ff Mon Sep 17 00:00:00 2001
From: Paul Bakaus <paul.bakaus@googlemail.com>
Date: Fri, 30 May 2008 11:48:11 +0000
Subject: [PATCH] draggable: more intersect calculation improvements when
 connected to sortables

---
 ui/source/ui.draggable.js | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/ui/source/ui.draggable.js b/ui/source/ui.draggable.js
index 87fe09057..291618c35 100644
--- a/ui/source/ui.draggable.js
+++ b/ui/source/ui.draggable.js
@@ -438,12 +438,9 @@
 					var sortable = $.data(this, 'sortable');
 					inst.sortables.push({
 						instance: sortable,
-						offset: sortable.element.offset(),
-						width: sortable.element.width(),
-						height: sortable.element.height(),
 						shouldRevert: sortable.options.revert
 					});
-					
+					sortable.refresh();	//Do a one-time refresh at start to refresh the containerCache	
 					sortable.propagate("activate", e, inst);
 				}
 			});
@@ -481,18 +478,14 @@
 					
 				var l = o.left, r = l + o.width,
 					t = o.top, b = t + o.height;
-		
+	
 				return (l < (this.positionAbs.left + this.offset.click.left) && (this.positionAbs.left + this.offset.click.left) < r
 						&& t < (this.positionAbs.top + this.offset.click.top) && (this.positionAbs.top + this.offset.click.top) < b);				
 			};
 			
 			$.each(inst.sortables, function(i) {
 
-
-				if(checkPos.call(inst, {
-					left: this.offset.left, top: this.offset.top,
-					width: this.width, height: this.height
-				})) {
+				if(checkPos.call(inst, this.instance.containerCache)) {
 
 					//If it intersects, we use a little isOver variable and set it once, so our move-in stuff gets fired only once
 					if(!this.instance.isOver) {
-- 
2.39.5