From e59020fec78120c26efebb95bc5848887f18612c Mon Sep 17 00:00:00 2001
From: Victor Woeltjen <victor.woeltjen@nasa.gov>
Date: Thu, 19 Oct 2017 10:57:51 -0700
Subject: [PATCH] [Views] Clear regions on destroy

Clear regions when a view is destroyed. This causes a view's
destroy method to be correctly invoked, allowing views to do
cleanup. Used by NSS heatmap view for sprint Alice,
https://github.com/nasa/openmct/projects/1
---
 src/adapter/directives/MCTView.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/adapter/directives/MCTView.js b/src/adapter/directives/MCTView.js
index 4fcc674155..3c5023fc41 100644
--- a/src/adapter/directives/MCTView.js
+++ b/src/adapter/directives/MCTView.js
@@ -33,6 +33,7 @@ define([
             link: function (scope, element, attrs) {
                 var region = new Region(element[0]);
                 scope.$watch(attrs.mctView, region.show.bind(region));
+                scope.$on("$destroy", region.clear.bind(region));
             }
         };
     }