POC for removing gray overlays on ios

Polymer · May 18, 2015 · 078f358 · 078f358
1 parent 538db4e
commit 078f358
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/standard/gestures.html b/src/standard/gestures.html
@@ -27,6 +27,9 @@
   var MOUSE_TIMEOUT = 500;
   var MOUSE_EVENTS = ['mousedown', 'mousemove', 'mouseup', 'click'];
 
+  // Check for iOS safari
+  var IS_IOS = navigator.userAgent.match(/iP(?:[oa]d|hone)/);
+
   // touch will make synthetic mouse events
   // `preventDefault` on touchend will cancel them,
   // but this breaks `<input>` focus and link clicks
@@ -207,6 +210,10 @@
       }
       for (var i = 0, dep, gd; i < deps.length; i++) {
         dep = deps[i];
+        // don't add mouse handlers on iOS because they cause gray selection overlays
+        if (IS_IOS && MOUSE_EVENTS.indexOf(dep) > -1) {
+          continue;
+        }
         gd = gobj[dep];
         if (!gd) {
           gobj[dep] = gd = {};