only send disconnect toast once.

update readme

Author: Dave Conway-Jones

README.md

@@ -45,6 +45,8 @@ ui: { path: 'ui', middleware: function (req, res, next) {
     },
 ```
 
+You can also set the dashboard to be read only by `ui: { readOnly: true }`. This does not stop the user interacting with the dashboard but does ignore all updates coming from the dashboard.
+
 ## Layout
 
 The dashboard layout should be considered as a grid.

dist/dashboard.appcache

@@ -18,4 +18,4 @@ weather-icons-lite/fonts/weather-icons-lite.woff2
 NETWORK:
 *
 
-# hash: 88de3435558d1fab8f72ba56e003f69890cffe47cbcbdf1121f84bfc5a9aeea3
+# hash: 3cdadf67e539c60570559fb3748c6e7669a2765d114b7145592fe131562325d8

dist/js/app.min.js

@@ -85,6 +85,7 @@ app.controller('MainController', ['$mdSidenav', '$window', 'UiEvents', '$locatio
         var audioSource;
         var voices = [];
         var tabId = 0;
+        var disc = true;
 
         function moveTab(d) {
             var len = main.menu.length;
@@ -141,6 +142,7 @@ app.controller('MainController', ['$mdSidenav', '$window', 'UiEvents', '$locatio
                 $mdSidenav('left').close();
             }
         }
+
         $scope.location = $location;
 
         this.getMenuName = function (menu) {
@@ -372,6 +374,7 @@ app.controller('MainController', ['$mdSidenav', '$window', 'UiEvents', '$locatio
                     main.selectedTab.link = $sce.trustAsResourceUrl(main.selectedTab.link);
                 }
                 $mdToast.hide();
+                disc = false;
                 processGlobals();
                 events.emit('ui-change', prevTabIndex);
                 hideTabsAndGroups();
@@ -486,11 +489,14 @@ app.controller('MainController', ['$mdSidenav', '$window', 'UiEvents', '$locatio
         });
 
         events.on('disconnect', function(m) {
-            $mdToast.show({
-                template: '<md-toast><div class="md-toast-error">&#x2718; &nbsp; Connection lost</div></md-toast>',
-                position: 'top right',
-                hideDelay: 6000000
-            });
+            if (!disc) {
+                $mdToast.show({
+                    template: '<md-toast><div class="md-toast-error">&#x2718; &nbsp; Connection lost</div></md-toast>',
+                    position: 'top right',
+                    hideDelay: 6000000
+                });
+                disc = true;
+            }
         });
 
         events.on('show-toast', function (msg) {