From: Viktar Varvanovich <non4eg@gmail.com>
Date: Thu, 24 May 2012 18:30:55 +0000 (-0400)
Subject: Draggable: Apply ui-draggable-dragging class prior to calculating dimensions. Fixes... 
X-Git-Tag: 1.8.21~4
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=168a21d5ef3e0df0f03aa860ae798a8f7de35210;p=jquery-ui.git

Draggable: Apply ui-draggable-dragging class prior to calculating dimensions. Fixes #8349 - Draggable: Incorrect dimensions used if .ui-draggable-dragging changes dimensions
(cherry picked from commit a0c18ea25086ed07634baff5b4fea46e69aad38e)
---

diff --git a/ui/jquery.ui.draggable.js b/ui/jquery.ui.draggable.js
index 32a753ead..7e2aea56d 100644
--- a/ui/jquery.ui.draggable.js
+++ b/ui/jquery.ui.draggable.js
@@ -103,6 +103,8 @@ $.widget("ui.draggable", $.ui.mouse, {
 		//Create and append the visible helper
 		this.helper = this._createHelper(event);
 
+		this.helper.addClass("ui-draggable-dragging");
+
 		//Cache the helper size
 		this._cacheHelperProportions();
 
@@ -163,7 +165,7 @@ $.widget("ui.draggable", $.ui.mouse, {
 		if ($.ui.ddmanager && !o.dropBehaviour)
 			$.ui.ddmanager.prepareOffsets(this, event);
 
-		this.helper.addClass("ui-draggable-dragging");
+		
 		this._mouseDrag(event, true); //Execute the drag once - this causes the helper not to be visible before getting its correct position
 		
 		//If the ddmanager is used for droppables, inform the manager that dragging has started (see #5003)