How execute code every time that I view a page

Question

I\'m searching the mode to execute a code (in my case the retrieve of data to visualize from server) every time I view a page (every time the page is called by splitAp

Answer 1

I´m using onBeforeShow in my target views for that.

onBeforeShow : function(evt) {
    // gets called everytime the user 
    // navigates to this view
},

This is a function which is fired by a NavContainer on its children in case of navigation. It´s documented in the NavContainerChild.