X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/53a26bf7740c4f3f1ca458a5c85ec7569eb813e8..f60b1d829dd8a6d5e47a2adcd3690acb3bd10150:/include/wx/xti.h

diff --git a/include/wx/xti.h b/include/wx/xti.h
index c2e3b87d0d..87da89c741 100644
--- a/include/wx/xti.h
+++ b/include/wx/xti.h
@@ -90,6 +90,7 @@ class WXDLLIMPEXP_BASE wxDynamicClassInfo;
 class WXDLLIMPEXP_BASE wxHashTable;
 class WXDLLIMPEXP_BASE wxObjectRefData;
 class WXDLLIMPEXP_BASE wxEvent;
+class WXDLLIMPEXP_BASE wxEvtHandler;
 
 typedef void (wxObject::*wxObjectEventFunction)(wxEvent&);
 
@@ -243,7 +244,7 @@ void wxSetToString( wxString &s , const wxBitset<e> &data )
         if ( data.test( value ) )
         {
             // this could also be done by the templated calls
-            if ( !s.IsEmpty() )
+            if ( !s.empty() )
                 s +=wxT("|") ;
             s += edata->GetEnumMemberNameByIndex(i) ;
         }
@@ -303,7 +304,7 @@ void wxFlagsToString( wxString &s , const e& data )
             // clear the flags we just set
             dataValue &= ~value ;
             // this could also be done by the templated calls
-            if ( !s.IsEmpty() )
+            if ( !s.empty() )
                 s +=wxT("|") ;
             s += edata->GetEnumMemberNameByIndex(i) ;
         }
@@ -667,7 +668,8 @@ public :
 
     wxxVariant& operator=(const wxxVariant &d)
     {
-        m_data = d.m_data->Clone() ;
+        delete m_data;
+        m_data = d.m_data ? d.m_data->Clone() : NULL ;
         m_name = d.m_name ;
         return *this ;
     }
@@ -1974,7 +1976,7 @@ private :
 
 #define IMPLEMENT_DYNAMIC_CLASS_NO_WXOBJECT_NO_BASE_XTI( name , unit ) \
     const wxClassInfo* name::ms_classParents[] = { NULL } ; \
-    wxClassInfo name::ms_classInfo(name::ms_classParents , wxT("") , wxT(#name),   \
+    wxClassInfo name::ms_classInfo(name::ms_classParents , wxEmptyString , wxT(#name),   \
     (int) sizeof(name),                              \
     (wxObjectConstructorFn) 0   ,   \
     name::GetPropertiesStatic(),name::GetHandlersStatic(),0 , 0 ,     \
@@ -1985,7 +1987,7 @@ private :
 
 #define IMPLEMENT_DYNAMIC_CLASS_NO_WXOBJECT_XTI( name , basename, unit ) \
     const wxClassInfo* name::ms_classParents[] = { &basename::ms_classInfo ,NULL } ; \
-    wxClassInfo name::ms_classInfo(name::ms_classParents , wxT("") , wxT(#name),   \
+    wxClassInfo name::ms_classInfo(name::ms_classParents , wxEmptyString , wxT(#name),   \
     (int) sizeof(name),                              \
     (wxObjectConstructorFn) 0   ,   \
     name::GetPropertiesStatic(),name::GetHandlersStatic(),0 , 0 ,     \
@@ -2030,7 +2032,7 @@ private :
     wxObject* wxVariantToObjectConverter##name ( wxxVariant &data ) { return data.wxTEMPLATED_MEMBER_CALL(Get , name*) ; } \
     wxObject* wxVariantOfPtrToObjectConverter##name ( wxxVariant &data ) { return data.wxTEMPLATED_MEMBER_CALL(Get , name*) ; } \
     wxxVariant wxObjectToVariantConverter##name ( wxObject *data ) { return wxxVariant( dynamic_cast<name*> (data)  ) ; } \
-    wxClassInfo name::ms_classInfo(name::ms_classParents , wxT("") , wxT(#name),   \
+    wxClassInfo name::ms_classInfo(name::ms_classParents , wxEmptyString , wxT(#name),   \
     (int) sizeof(name),                              \
     (wxObjectConstructorFn) 0   ,   \
     name::GetPropertiesStatic(),name::GetHandlersStatic(),0 , 0 ,     \