From 9032474c32497e6463d3bac324b97ac1d47b22d6 Mon Sep 17 00:00:00 2001
From: Jonathan Olson <jonathan.olson@colorado.edu>
Date: Tue, 17 Dec 2019 13:37:09 -0700
Subject: [PATCH] Adding the ability to interrupt the Display's listeners, see
 https://github.com/phetsims/scenery/issues/218#issuecomment-316529669

---
 js/display/Display.js | 18 ++++++++++++++++++
 js/nodes/Node.js      |  2 +-
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/js/display/Display.js b/js/display/Display.js
index 799c27681..ebbf5d097 100644
--- a/js/display/Display.js
+++ b/js/display/Display.js
@@ -1141,6 +1141,24 @@ define( require => {
     },
     get inputListeners() { return this.getInputListeners(); },
 
+    /**
+     * Interrupts all input listeners that are attached to this Display.
+     * @public
+     *
+     * @returns {Display} - For chaining
+     */
+    interruptInput: function() {
+      const listenersCopy = this.inputListeners;
+
+      for ( let i = 0; i < listenersCopy.length; i++ ) {
+        const listener = listenersCopy[ i ];
+
+        listener.interrupt && listener.interrupt();
+      }
+
+      return this;
+    },
+
     ensureNotPainting: function() {
       assert && assert( !this._isPainting,
         'This should not be run in the call tree of updateDisplay(). If you see this, it is likely that either the ' +
diff --git a/js/nodes/Node.js b/js/nodes/Node.js
index 53e9bb32b..657c6b1e7 100644
--- a/js/nodes/Node.js
+++ b/js/nodes/Node.js
@@ -1935,7 +1935,7 @@ define( require => {
       for ( let i = 0; i < listenersCopy.length; i++ ) {
         const listener = listenersCopy[ i ];
 
-        listener.interrupt && listener.interrupt(); // TODO: get rid of the event?
+        listener.interrupt && listener.interrupt();
       }
 
       return this;