remove unused PresentationFlags enum values

Change-Id: I502ff07467bbfa7117131e2a3e56c45b005512d8
Reviewed-on: https://gerrit.libreoffice.org/63949
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

compilerplugins/clang/unusedenumconstants.readonly.results

@@ -1116,10 +1116,6 @@ include/vcl/window.hxx:377
     enum DrawFlags NoSelection
 include/vcl/window.hxx:378
     enum DrawFlags NoBackground
-include/vcl/wrkwin.hxx:37
-    enum PresentationFlags NoFullScreen
-include/vcl/wrkwin.hxx:38
-    enum PresentationFlags NoAutoShow
 include/xmloff/shapeexport.hxx:53
     enum XMLShapeExportFlags WIDTH
 include/xmloff/shapeexport.hxx:54

include/vcl/wrkwin.hxx

@@ -34,13 +34,11 @@ enum class PresentationFlags
 {
     NONE           = 0x0000,
     HideAllApps    = 0x0001,
-    NoFullScreen   = 0x0002,
-    NoAutoShow     = 0x0004,
 };
 
 namespace o3tl
 {
-    template<> struct typed_flags<PresentationFlags> : is_typed_flags<PresentationFlags, 0x0007> {};
+    template<> struct typed_flags<PresentationFlags> : is_typed_flags<PresentationFlags, 0x0001> {};
 }
 
 

vcl/source/window/wrkwin.cxx

@@ -173,19 +173,16 @@ void WorkWindow::StartPresentationMode( bool bPresentation, PresentationFlags nF
         mbPresentationFull      = mbFullScreenMode;
         mnPresentationFlags     = nFlags;
 
-        if ( !(mnPresentationFlags & PresentationFlags::NoFullScreen) )
-            ShowFullScreenMode( true, nDisplayScreen );
+        ShowFullScreenMode( true, nDisplayScreen );
         if ( !mbSysChild )
         {
             if ( mnPresentationFlags & PresentationFlags::HideAllApps )
                 mpWindowImpl->mpFrame->SetAlwaysOnTop( true );
-            if ( !(mnPresentationFlags & PresentationFlags::NoAutoShow) )
-                ToTop();
+            ToTop();
             mpWindowImpl->mpFrame->StartPresentation( true );
         }
 
-        if ( !(mnPresentationFlags & PresentationFlags::NoAutoShow) )
-            Show();
+        Show();
     }
     else
     {