title: Custom Back Navigation operation
body: <p>i need a help</p>
  
  <p>my app is Tab &amp; navigation based.</p>
  
  <p>in the navigation model i have a section to get input from user and store it to SQLLite thats working fine when i clicking the "save" button</p>
  
  <p>prob here is once its saved i need to navigate user to the preveios level of the navigation controller (same operation like Navigation Back button).</p>
  
  <p>Any ideas?</p>
  
  <p>Thanks in advance </p>