post OnPrint event ( application & document ) when printing starts

this event used to get posted, somehow it seems it got dropped somewhere along
the line ( looks like the printer and printer monitor code got reworked )

Change-Id: Ib75ee9e7ecd41614275033d2be2a351785326e24

sfx2/inc/sfx2/sfx.hrc

@@ -50,6 +50,7 @@
 #define SFX_EVENT_SAVEASDOC         (EVENT_SFX_START + 6)
 #define SFX_EVENT_ACTIVATEDOC       (EVENT_SFX_START + 7)
 #define SFX_EVENT_DEACTIVATEDOC     (EVENT_SFX_START + 8)
+#define SFX_EVENT_PRINTDOC          (EVENT_SFX_START + 9)
 
 #define SFX_EVENT_LOADFINISHED      (EVENT_SFX_START + 11)
 

sfx2/source/view/viewprn.cxx

@@ -320,6 +320,7 @@ void SfxPrinterController::jobStarted()
             now.Get100Sec(), now.GetSec(), now.GetMin(), now.GetHour(),
             now.GetDay(), now.GetMonth(), now.GetYear() ) );
 
+        SFX_APP()->NotifyEvent( SfxEventHint(SFX_EVENT_PRINTDOC, GlobalEventConfig::GetEventName( STR_EVENT_PRINTDOC ), mpObjectShell ) );
         // FIXME: how to get all print options incl. AdditionalOptions easily?
         uno::Sequence < beans::PropertyValue > aOpts;
         mpObjectShell->Broadcast( SfxPrintingHint( view::PrintableState_JOB_STARTED, aOpts ) );