code: function(e) {
        var _this = this, content, buttons;
  
        if (Math.abs(e.gesture.deltaY) > 5) {
          this._didDragUpOrDown = true;
        }
  
        // If we get a drag event, make sure we aren't in another drag, then check if we should
        // start one
        if (!this.isDragging && !this._dragOp) {
          this._startDrag(e);
        }
  
        // No drag still, pass it up
        if (!this._dragOp) {
          //ionic.views.ListView.__super__._handleDrag.call(this, e);
          return;
        }
  
        e.gesture.srcEvent.preventDefault();
        this._dragOp.drag(e);
      }
docs: Process the drag event to move the item to the left or right.