diff --git a/src/gestures/gesture-controller.ts b/src/gestures/gesture-controller.ts
index 36519a8c0a..41289f6bed 100644
--- a/src/gestures/gesture-controller.ts
+++ b/src/gestures/gesture-controller.ts
@@ -17,24 +17,22 @@ export const GESTURE_REFRESHER = 'refresher';
 /** @private */
 export const GESTURE_TOGGLE = 'toggle';
 
-/**
-* @private
-*/
-export const enum GesturePriority {
-  Minimun = -10000,
-  VeryLow = -20,
-  Low = -10,
-  Normal = 0,
-  High = 10,
-  VeryHigh = 20,
-  VeryVeryHigh = 30,
 
-  SlidingItem = Low,
-  MenuSwipe = High,
-  GoBackSwipe = VeryHigh,
-  Refresher = Normal,
-  Toggle = VeryVeryHigh
-}
+/** @private */
+export const GESTURE_PRIORITY_SLIDING_ITEM = -10;
+
+/** @private */
+export const GESTURE_PRIORITY_REFRESHER = 0;
+
+/** @private */
+export const GESTURE_PRIORITY_MENU_SWIPE = 10;
+
+/** @private */
+export const GESTURE_PRIORITY_GO_BACK_SWIPE = 20;
+
+/** @private */
+export const GESTURE_PRIORITY_TOGGLE = 30;
+
 
 /**
 * @private
@@ -112,7 +110,7 @@ export class GestureController {
       return false;
     }
     let requestedStart = this.requestedStart;
-    let maxPriority = GesturePriority.Minimun;
+    let maxPriority = -10000;
     for (let gestureID in requestedStart) {
       maxPriority = Math.max(maxPriority, requestedStart[gestureID]);
     }
diff --git a/src/gestures/pointer-events.ts b/src/gestures/pointer-events.ts
index c9c9e9b501..2343dcb2a2 100644
--- a/src/gestures/pointer-events.ts
+++ b/src/gestures/pointer-events.ts
@@ -20,7 +20,7 @@ export class PointerEvents {
   private lastTouchEvent: number = 0;
 
   mouseWait: number = 2 * 1000;
-  lastEventType: PointerEventType = PointerEventType.UNDEFINED;
+  lastEventType: number;
 
   constructor(
     private plt: Platform,
@@ -45,8 +45,8 @@ export class PointerEvents {
     assert(this.pointerDown, 'pointerDown can not be null');
 
     this.lastTouchEvent = Date.now() + this.mouseWait;
-    this.lastEventType = PointerEventType.TOUCH;
-    if (!this.pointerDown(ev, PointerEventType.TOUCH)) {
+    this.lastEventType = POINTER_EVENT_TYPE_TOUCH;
+    if (!this.pointerDown(ev, POINTER_EVENT_TYPE_TOUCH)) {
       return;
     }
     if (!this.rmTouchMove && this.pointerMove) {
@@ -68,8 +68,8 @@ export class PointerEvents {
       console.debug('mousedown event dropped because of previous touch');
       return;
     }
-    this.lastEventType = PointerEventType.MOUSE;
-    if (!this.pointerDown(ev, PointerEventType.MOUSE)) {
+    this.lastEventType = POINTER_EVENT_TYPE_MOUSE;
+    if (!this.pointerDown(ev, POINTER_EVENT_TYPE_MOUSE)) {
       return;
     }
     if (!this.rmMouseMove && this.pointerMove) {
@@ -82,12 +82,12 @@ export class PointerEvents {
 
   private handleTouchEnd(ev: any) {
     this.stopTouch();
-    this.pointerUp && this.pointerUp(ev, PointerEventType.TOUCH);
+    this.pointerUp && this.pointerUp(ev, POINTER_EVENT_TYPE_TOUCH);
   }
 
   private handleMouseUp(ev: any) {
     this.stopMouse();
-    this.pointerUp && this.pointerUp(ev, PointerEventType.MOUSE);
+    this.pointerUp && this.pointerUp(ev, POINTER_EVENT_TYPE_MOUSE);
   }
 
   private stopTouch() {
@@ -120,11 +120,9 @@ export class PointerEvents {
 }
 
 
-export const enum PointerEventType {
-  UNDEFINED,
-  MOUSE,
-  TOUCH
-}
+export const POINTER_EVENT_TYPE_MOUSE = 1;
+export const POINTER_EVENT_TYPE_TOUCH = 2;
+
 
 export interface PointerEventsConfig {
   element?: HTMLElement;