You can manage panorama SelectionChanged
event by adding/removing items to app bar.
Example:-
<controls:Panorama SelectionChanged="PanoramaItemSelectionChanged">
<!--Panorama item one-->
<controls:PanoramaItem Header="what's new" >
...
</controls:PanoramaItem>
...
</controls:Panorama>
.CS file
void PanoramaItemSelectionChanged(object sender, SelectionChangedEventArgs e)
{
int currentIndex = ((PanoramaItem)(((Panorama)sender).SelectedIndex))
switch(currentIndex){
....
}
}
How to add and remove App bar items and Icon buttons http://msdn.microsoft.com/en-us/library/windowsphone/develop/hh394044%28v=vs.105%29.aspx
https://stackoverflow.com/a/4234875/486119
Or else try with this http://appbarutils.codeplex.com/releases/view/94678