Added compile guards to wxEditableListBox

[wxWidgets.git] / include / wx / xtistrm.h

diff --git a/include/wx/xtistrm.h b/include/wx/xtistrm.h
index c6dbcddfe365af1d64c6715ecde63e8a17e7e63c..023675a6f581d0ec5f3291786b54fa766aadf4bc 100644 (file)
--- a/include/wx/xtistrm.h
+++ b/include/wx/xtistrm.h
@@ -45,6 +45,8 @@ class WXDLLIMPEXP_BASE wxReader ;
 class WXDLLIMPEXP_BASE wxPersister
 {
 public :
+    virtual ~wxPersister() {}
+
     // will be called before an object is written, may veto by returning false
     virtual bool BeforeWriteObject( wxWriter *WXUNUSED(writer) , const wxObject *WXUNUSED(object) , const wxClassInfo *WXUNUSED(classInfo) , wxxVariantArray &WXUNUSED(metadata)) { return true ; }
 
@@ -74,7 +76,7 @@ class WXDLLIMPEXP_BASE wxWriter : public wxObject
 {
 public :
     wxWriter() ;
-    ~wxWriter() ;
+    virtual ~wxWriter() ;
 
     // with this call you start writing out a new top-level object
     void WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , const wxString &name , wxxVariantArray &WXUNUSED(metadata)) ;
@@ -159,7 +161,7 @@ class WXDLLIMPEXP_BASE wxReader : public wxObject
 {
 public :
     wxReader() ;
-    ~wxReader() ;
+    virtual ~wxReader() ;
 
     // the only thing wxReader knows about is the class info by object ID
     wxClassInfo *GetObjectClassInfo(int objectID) ;
@@ -186,6 +188,8 @@ private :
 class WXDLLIMPEXP_BASE wxDepersister
 {
 public :
+    virtual ~wxDepersister() {}
+
     // allocate the new object on the heap, that object will have the passed in ID
     virtual void AllocateObject(int objectID, wxClassInfo *classInfo, wxxVariantArray &metadata) = 0;