The class that defines observer interfaces. Used to get notifications when CCH states changes.

        class CMyClass : public CBase, public MVccCchObserver
       {
   public:
       ...
       void CchServiceStatusChanged( TServiceStatus aStatus );
       ...
       }

   void MyClass::CchServiceStatusChanged( TServiceStatus aStatus )
       {
       if ( aStatus == MVccCchObserver::EServiceUnavailable )
           {
           ServiceNotWorking();
           }
       else
           {
           ServiceWorking();
           }
       }
       

vcchotrigger.lib

Since

S60 v3.2