[gnome-shell/gbsneto/icon-grid-dnd: 14/18] iconGrid: Save a few more values

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit e99d63dd60ea1454d6f52b36bfb23a558aad2a94
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Jul 2 17:39:03 2019 -0300

    iconGrid: Save a few more values
    
    That will be used to implement the icon grid nudge effect.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/603

 js/ui/iconGrid.js | 7 +++++++
 1 file changed, 7 insertions(+)
---
diff --git a/js/ui/iconGrid.js b/js/ui/iconGrid.js
index cd106c4da..42c7e3bf3 100644
--- a/js/ui/iconGrid.js
+++ b/js/ui/iconGrid.js
@@ -210,6 +210,9 @@ var IconGrid = GObject.registerClass({
         this.rightPadding = 0;
         this.leftPadding = 0;
 
+        this._leftPadding = 0;
+        this._allocatedColumns = 0;
+
         this._items = [];
         this._clonesAnimating = [];
         // Pulled from CSS, but hardcode some defaults here
@@ -326,6 +329,10 @@ var IconGrid = GObject.registerClass({
             leftEmptySpace = availWidth - usedWidth;
         }
 
+        // Store some information about the allocated layout
+        this._leftPadding = leftEmptySpace;
+        this._allocatedColumns = nColumns;
+
         let animating = this._clonesAnimating.length > 0;
         let x = box.x1 + leftEmptySpace + this.leftPadding;
         let y = box.y1 + this.topPadding;