utilizing notifications API

background.js

@@ -1,4 +1,4 @@
-chrome.app.runtime.onLaunched.addListener(function() {
+function start_app() {
     chrome.app.window.create('main.html', {
         frame: 'chrome',
         id: 'main-window',
@@ -17,4 +17,32 @@ chrome.app.runtime.onLaunched.addListener(function() {
             }
         });
     });
+}
+
+chrome.app.runtime.onLaunched.addListener(function() {
+    start_app();
+});
+
+chrome.runtime.onInstalled.addListener(function(details) {
+    if (details.reason == 'update') {        
+        var manifest = chrome.runtime.getManifest();        
+        var options = {
+            priority: 0,
+            type: 'basic',
+            title: 'Baseflight Configurator Update',
+            message: 'Application just updated to version: ' + manifest.version,
+            iconUrl: '/images/icon_128.png',
+            buttons: [{'title': 'Click this button to start the application'}]
+        };
+        
+        chrome.notifications.create('baseflight_update', options, function(notificationId) {
+            // empty
+        });
+    }
+});
+
+chrome.notifications.onButtonClicked.addListener(function(notificationId, buttonIndex) {
+    if (notificationId == 'baseflight_update') {
+        start_app();
+    }
 });

manifest.json

@@ -18,7 +18,8 @@
         "storage",
         "fileSystem",
         "fileSystem.write",
-        "clipboardWrite"
+        "clipboardWrite",
+        "notifications"
     ],
     
     "icons": {