X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/07502d7351ab56770752ad01ee28af497cf2ab9c..533bedbf307fd324ebc864ad1b5292977c4fa7bc:/include/wx/variant.h

diff --git a/include/wx/variant.h b/include/wx/variant.h
index 0e3e71f195..5d971dbba7 100644
--- a/include/wx/variant.h
+++ b/include/wx/variant.h
@@ -326,13 +326,13 @@ private:
     DECLARE_VARIANT_OBJECT_EXPORTED(classname,EMPTY_PARAMETER_VALUE)
 
 #define DECLARE_VARIANT_OBJECT_EXPORTED(classname,expdecl) \
-classname& expdecl operator << ( classname &object, const wxVariant &variant ); \
-wxVariant& expdecl operator << ( wxVariant &variant, const classname &object );
+expdecl classname& operator << ( classname &object, const wxVariant &variant ); \
+expdecl wxVariant& operator << ( wxVariant &variant, const classname &object );
 
 #define IMPLEMENT_VARIANT_OBJECT(classname) \
     IMPLEMENT_VARIANT_OBJECT_EXPORTED(classname,EMPTY_PARAMETER_VALUE)
 
-#define IMPLEMENT_VARIANT_OBJECT_EXPORTED(classname,expdecl) \
+#define IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
 class classname##VariantData: public wxVariantData \
 { \
 public:\
@@ -355,15 +355,6 @@ private: \
 \
 IMPLEMENT_CLASS(classname##VariantData, wxVariantData)\
 \
-bool classname##VariantData::Eq(wxVariantData& data) const \
-{\
-    wxASSERT( wxIsKindOf((&data), classname##VariantData) );\
-\
-    classname##VariantData & otherData = (classname##VariantData &) data;\
-\
-    return (otherData.m_value == m_value);\
-}\
-\
 wxString classname##VariantData::GetType() const\
 {\
     return m_value.GetClassInfo()->GetClassName();\
@@ -374,7 +365,7 @@ wxClassInfo* classname##VariantData::GetValueClassInfo()\
     return m_value.GetClassInfo();\
 }\
 \
-classname& expdecl operator << ( classname &value, const wxVariant &variant )\
+expdecl classname& operator << ( classname &value, const wxVariant &variant )\
 {\
     wxASSERT( wxIsKindOf( variant.GetData(), classname##VariantData ) );\
     \
@@ -383,13 +374,43 @@ classname& expdecl operator << ( classname &value, const wxVariant &variant )\
     return value;\
 }\
 \
-wxVariant& expdecl operator << ( wxVariant &variant, const classname &value )\
+expdecl wxVariant& operator << ( wxVariant &variant, const classname &value )\
 {\
     classname##VariantData *data = new classname##VariantData( value );\
     variant.SetData( data );\
     return variant;\
 }
 
+// implements a wxVariantData-derived class using for the Eq() method the operator==
+// which must have been provided by "classname"
+#define IMPLEMENT_VARIANT_OBJECT_EXPORTED(classname,expdecl) \
+IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
+\
+bool classname##VariantData::Eq(wxVariantData& data) const \
+{\
+    wxASSERT( wxIsKindOf((&data), classname##VariantData) );\
+\
+    classname##VariantData & otherData = (classname##VariantData &) data;\
+\
+    return otherData.m_value == m_value;\
+}\
+
+
+// implements a wxVariantData-derived class using for the Eq() method a shallow
+// comparison (through wxObject::IsSameAs function)
+#define IMPLEMENT_VARIANT_OBJECT_EXPORTED_SHALLOWCMP(classname,expdecl) \
+IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
+\
+bool classname##VariantData::Eq(wxVariantData& data) const \
+{\
+    wxASSERT( wxIsKindOf((&data), classname##VariantData) );\
+\
+    classname##VariantData & otherData = (classname##VariantData &) data;\
+\
+    return (otherData.m_value.IsSameAs(m_value));\
+}\
+
+
 // Since we want type safety wxVariant we need to fetch and dynamic_cast
 // in a seemingly safe way so the compiler can check, so we define
 // a dynamic_cast /wxDynamicCast analogue.