From 7fb2745f8f73b2b81d187109eea0e266237f6cd8 Mon Sep 17 00:00:00 2001
From: Dattas Moonchaser <dattasmoon@gmail.com>
Date: Wed, 19 Oct 2016 15:22:15 -0600
Subject: [PATCH] Add confirmation dialog to cancel to prevent accidental
 cancel of print (which is hard to undo!)

---
 src/octoprint/static/js/app/viewmodels/printerstate.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/octoprint/static/js/app/viewmodels/printerstate.js b/src/octoprint/static/js/app/viewmodels/printerstate.js
index 08747b10..745d3551 100644
--- a/src/octoprint/static/js/app/viewmodels/printerstate.js
+++ b/src/octoprint/static/js/app/viewmodels/printerstate.js
@@ -288,7 +288,12 @@ $(function() {
         };
 
         self.cancel = function() {
-            OctoPrint.job.cancel();
+            showConfirmationDialog({
+                message: gettext("This will cancel your print."),
+                onproceed: function() {
+                    OctoPrint.job.cancel();
+                }
+            });            
         };
     }