ooo#93212 avoid slicing during construction of SdrPage

Also hide copy ctor and assignment operator of all derived classes, to
ensure that Clone() is the only method to make copies of them.

Change-Id: Icb3b50c63b086abe8c9add32e3041fe19692d20b

1 files changed, 8 insertions, 1 deletions

diff --git a/include/svx/fmpage.hxx b/include/svx/fmpage.hxx
index e381a64bada7..a48df9ce5fda 100644
--- a/include/svx/fmpage.hxx
+++ b/include/svx/fmpage.hxx
@@ -40,6 +40,8 @@ class HelpEvent;
 
 class SVX_DLLPUBLIC FmFormPage : public SdrPage
 {
+    FmFormPage& operator=(const FmFormPage&) SAL_DELETED_FUNCTION;
+
     friend class FmFormObj;
     FmFormPageImpl*     m_pImpl;
     OUString            m_sPageName;
@@ -48,12 +50,12 @@ public:
     TYPEINFO_OVERRIDE();
 
     FmFormPage(FmFormModel& rModel, bool bMasterPage=false);
-    FmFormPage(const FmFormPage& rPage);
     virtual ~FmFormPage();
 
     virtual void    SetModel(SdrModel* pNewModel) SAL_OVERRIDE;
 
     virtual SdrPage* Clone() const SAL_OVERRIDE;
+    // TODO: Uh huh, how is this supposed to work? Creating a SdrPage from FmFormPage?
     using SdrPage::Clone;
 
     virtual void    InsertObject(SdrObject* pObj, size_t nPos = SAL_MAX_SIZE,
@@ -73,6 +75,11 @@ public:
                             vcl::Window* pWin,
                             SdrView* pView,
                             const HelpEvent& rEvt );
+
+protected:
+    FmFormPage(const FmFormPage& rPage);
+
+    void lateInit(const FmFormPage& rPage);
 };
 
 #endif // INCLUDED_SVX_FMPAGE_HXX