From 94bd9f2545bcfb7979f8ae94047e9e6a8257f6ce Mon Sep 17 00:00:00 2001
From: admls <43248857+admls@users.noreply.github.com>
Date: Sat, 23 Feb 2019 18:49:43 +0000
Subject: [PATCH] Add means of halting newTiddlerEvent to hook

---
 core/modules/widgets/navigator.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/modules/widgets/navigator.js b/core/modules/widgets/navigator.js
index e792341d9..9613aecfd 100755
--- a/core/modules/widgets/navigator.js
+++ b/core/modules/widgets/navigator.js
@@ -398,6 +398,9 @@ NavigatorWidget.prototype.handleCancelTiddlerEvent = function(event) {
 // If a draft of the target tiddler already exists then it is reused
 NavigatorWidget.prototype.handleNewTiddlerEvent = function(event) {
 	event = $tw.hooks.invokeHook("th-new-tiddler", event);
+	if(!event) {
+		return false;
+	}
 	// Get the story details
 	var storyList = this.getStoryList(),
 		templateTiddler, additionalFields, title, draftTitle, existingTiddler;