always use the document listener

Polymer · Nov 4, 2016 · 5ddcb8d · 5ddcb8d
1 parent 4be7e9f
commit 5ddcb8d
Showing 1 changed file with 3 additions and 6 deletions.
diff --git a/src/standard/gestures.html b/src/standard/gestures.html
@@ -190,9 +190,9 @@
     stateObj.upfn = null;
   }
 
-  if (HAS_NATIVE_TA) {
-    document.addEventListener('touchend', ignoreMouse, SUPPORTS_PASSIVE ? {passive: true} : false);
-  }
+  // use a document-wide touchend listener to start the ghost-click prevention mechanism
+  // Use passive event listeners, if supported, to not affect scrolling performance
+  document.addEventListener('touchend', ignoreMouse, SUPPORTS_PASSIVE ? {passive: true} : false);
 
   var Gestures = {
     gestures: {},
@@ -250,9 +250,6 @@
           if (!HAS_NATIVE_TA) {
             if (type === 'touchstart' || type === 'touchmove') {
               Gestures.handleTouchAction(ev);
-            } else if (type === 'touchend') {
-              // ignore syntethic mouse events after a touch
-              ignoreMouse(ev);
             }
           }
         }