@IanYin The viewLevel is especially relevant for flip and slide transitions. It helps the router to determine the direction of the transition from one page to another. Setting the viewLevel to 2 helps the router to determine how to animate the slide...
This is still not working for me:this.getView().byId("textfieldid").getValue().encodeURIComponent();is giving meUncaught TypeError: this.getView(...).byId(...).getValue(...).encodeURIComponent is not a function