come controllare l'evento del pulsante Indietro in Jquery mobile?

Question

Ho provato a controllare il pulsante indietro ma non posso.In qui;

Take control of hardware back button jquery mobile

event.keyCode == 27 //thats for escape 
    event.keyCode == 8 //thats for backspace..its also working on browser but it doesnt work on my tablet. 

Qualche suggerimento ??

Answer 1

metodo consigliato pagecontainerbeforechange: https://jqmtricks.wordpress.com/2014/12/01/detect-back-navigation/

---

devi ascoltare navigation evento e state.direction.

$(window).on("navigate", function (event, data) { 
    var direction = data.state.direction; 
    if (direction == 'back') { 
    // do something 
    } 
    if (direction == 'forward') { 
    // do something else 
    } 
}); 

jQm API:Navigation event

Demo