From d7ad2659d7ef8d0fffbb1cba8218061ebd516dd0 Mon Sep 17 00:00:00 2001
From: Nivesh Rajbhandari
Date: Fri, 3 Feb 2012 15:09:54 -0800
Subject: Handle delete of multiple objects. Also, have deletion go through the
 mediator so elementDeleted event is fired for SnapManager, DrawUtils, etc. to
 clean up after deleted element(s).

Signed-off-by: Nivesh Rajbhandari <mqg734@motorola.com>
---
 js/helper-classes/3D/draw-utils.js |  7 +++++++
 js/mediators/element-mediator.js   | 14 +++++++++-----
 js/stage/layout.js                 | 17 +++++------------
 3 files changed, 21 insertions(+), 17 deletions(-)

diff --git a/js/helper-classes/3D/draw-utils.js b/js/helper-classes/3D/draw-utils.js
index 08a27618..c07391db 100644
--- a/js/helper-classes/3D/draw-utils.js
+++ b/js/helper-classes/3D/draw-utils.js
@@ -110,6 +110,7 @@ var DrawUtils = exports.DrawUtils = Montage.create(Component, {
 
             this.eventManager.addEventListener("elementAdded", this, false);
             this.eventManager.addEventListener("elementDeleted", this, false);
+            this.eventManager.addEventListener("deleteSelection", this, false);
             this.eventManager.addEventListener("elementChange", this, false);
 		}
 	},
@@ -127,6 +128,12 @@ var DrawUtils = exports.DrawUtils = Montage.create(Component, {
         }
     },
 
+    handleDeleteSelection: {
+        value: function(event) {
+            this.drawWorkingPlane();
+        }
+    },
+
     _shouldUpdatePlanes: {
         value: function(props) {
             if(!props)
diff --git a/js/mediators/element-mediator.js b/js/mediators/element-mediator.js
index b2bc5355..992ac620 100644
--- a/js/mediators/element-mediator.js
+++ b/js/mediators/element-mediator.js
@@ -44,12 +44,16 @@ exports.ElementMediator = Montage.create(NJComponent, {
                 this.deleteDelegate.handleDelete();
             } else {
                 // Add the Undo/Redo
-                var els = [];
+                var els = [],
+                    len = this.application.ninja.selectedElements.length;
 
-                if(this.application.ninja.selectedElements.length > 0) {
-                    for(var i=0, item; item = this.application.ninja.selectedElements[i]; i++) {
-                        ElementController.removeElement(item._element);
-                        els.push(item._element);
+                if(len) {
+                    for(var i = 0; i<len; i++)
+                    {
+                        els.push(this.application.ninja.selectedElements[i]);
+                    }
+                    for(i=0; i<len; i++) {
+                        this._removeElement(els[i]._element);
                     }
 
                     NJevent( "deleteSelection", els );
diff --git a/js/stage/layout.js b/js/stage/layout.js
index c369fc30..1a491210 100644
--- a/js/stage/layout.js
+++ b/js/stage/layout.js
@@ -58,7 +58,7 @@ exports.Layout = Montage.create(Component, {
 
             this.eventManager.addEventListener("selectionChange", this, false);
 
-            this.eventManager.addEventListener("deleteSelection", this, true);
+            this.eventManager.addEventListener("deleteSelection", this, false);
 
 //            this.addEventListener("change@stage.appModel.layoutView", this.handleLayoutView, false);
 
@@ -83,21 +83,14 @@ exports.Layout = Montage.create(Component, {
     handleElementDeleted: {
         value: function(event) {
             this.domTree.splice(this.domTree.indexOf(event.detail), 1);
-
-            this.draw();
-            this.draw3DInfo(false);
         }
     },
 
-    captureDeleteSelection: {
+    // Redraw stage only once after all deletion is completed
+    handleDeleteSelection: {
         value: function(event) {
-            //this.redrawDocument();
-
-            var len = event.detail.length;
-            for(var i = 0; i < len ; i++) {
-                this.domTree.splice(this.domTree.indexOf(event.detail[i]),1);
-            }
-
+            this.draw();
+            this.draw3DInfo(false);
         }
     },
 
-- 
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