From 6a4760e29147f9df2c9ad9b7bed55d3d662f5d72 Mon Sep 17 00:00:00 2001
From: Nick O'Leary <nick.oleary@gmail.com>
Date: Fri, 9 Aug 2019 10:24:52 +0100
Subject: [PATCH] Mark workspace dirty when shift-click-drag detaches wires
 Fixes #2260

---
 .../@node-red/editor-client/src/js/ui/view.js     | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/view.js b/packages/node_modules/@node-red/editor-client/src/js/ui/view.js
index 0db014d46..363b74f41 100755
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/view.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/view.js
@@ -1221,12 +1221,15 @@ RED.view = (function() {
                     removedLinks.push(drag_lines[i].link)
                 }
             }
-            historyEvent = {
-                t:"delete",
-                links: removedLinks,
-                dirty:RED.nodes.dirty()
-            };
-            RED.history.push(historyEvent);
+            if (removedLinks.length > 0) {
+                historyEvent = {
+                    t:"delete",
+                    links: removedLinks,
+                    dirty:RED.nodes.dirty()
+                };
+                RED.history.push(historyEvent);
+                RED.nodes.dirty(true);
+            }
             hideDragLines();
         }
         if (lasso) {