Make SaveFile and LoadFile virtual so they can be overridden

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

diff --git a/include/wx/variant.h b/include/wx/variant.h
index 5d971dbba763a115691ea56ce1a33987873ab215..a0341750e419ec456769a262af60a0dbfc7c29a8 100644 (file)
--- a/include/wx/variant.h
+++ b/include/wx/variant.h
@@ -20,6 +20,7 @@
 #include "wx/string.h"
 #include "wx/arrstr.h"
 #include "wx/list.h"
 #include "wx/string.h"
 #include "wx/arrstr.h"
 #include "wx/list.h"

+#include "wx/cpp.h"

 
 #if wxUSE_DATETIME
     #include "wx/datetime.h"
 
 #if wxUSE_DATETIME
     #include "wx/datetime.h"


@@ -214,28 +215,60 @@ public:
 
     // wxString
     wxVariant(const wxString& val, const wxString& name = wxEmptyString);
 
     // wxString
     wxVariant(const wxString& val, const wxString& name = wxEmptyString);

-    wxVariant(const wxChar* val, const wxString& name = wxEmptyString); // Necessary or VC++ assumes bool!
+    // these overloads are necessary to prevent the compiler from using bool
+    // version instead of wxString one:
+    wxVariant(const char* val, const wxString& name = wxEmptyString);
+    wxVariant(const wchar_t* val, const wxString& name = wxEmptyString);
+    wxVariant(const wxCStrData& val, const wxString& name = wxEmptyString);
+    wxVariant(const wxCharBuffer& val, const wxString& name = wxEmptyString);
+    wxVariant(const wxWCharBuffer& val, const wxString& name = wxEmptyString);
+

     bool operator== (const wxString& value) const;
     bool operator!= (const wxString& value) const;
     bool operator== (const wxString& value) const;
     bool operator!= (const wxString& value) const;

-    void operator= (const wxString& value) ;
-    void operator= (const wxChar* value) ; // Necessary or VC++ assumes bool!
+    wxVariant& operator=(const wxString& value);
+    // these overloads are necessary to prevent the compiler from using bool
+    // version instead of wxString one:
+    wxVariant& operator=(const char* value)
+        { return *this = wxString(value); }
+    wxVariant& operator=(const wchar_t* value)
+        { return *this = wxString(value); }
+    wxVariant& operator=(const wxCStrData& value)
+        { return *this = value.AsString(); }
+    template<typename T>
+    wxVariant& operator=(const wxCharTypeBuffer<T>& value)
+        { return *this = value.data(); }
+

     inline operator wxString () const {  return MakeString(); }
     wxString GetString() const;
 
     inline operator wxString () const {  return MakeString(); }
     wxString GetString() const;
 

-    // wxChar
-    wxVariant(wxChar val, const wxString& name = wxEmptyString);
-    bool operator== (wxChar value) const;
-    bool operator!= (wxChar value) const;
-    void operator= (wxChar value) ;
-    inline operator wxChar () const { return GetChar(); }
-    wxChar GetChar() const ;
+    // wxUniChar
+    wxVariant(const wxUniChar& val, const wxString& name = wxEmptyString);
+    wxVariant(const wxUniCharRef& val, const wxString& name = wxEmptyString);
+    wxVariant(char val, const wxString& name = wxEmptyString);
+    wxVariant(wchar_t val, const wxString& name = wxEmptyString);
+    bool operator==(const wxUniChar& value) const;
+    bool operator==(const wxUniCharRef& value) const { return *this == wxUniChar(value); }
+    bool operator==(char value) const { return *this == wxUniChar(value); }
+    bool operator==(wchar_t value) const { return *this == wxUniChar(value); }
+    bool operator!=(const wxUniChar& value) const { return !(*this == value); }
+    bool operator!=(const wxUniCharRef& value) const { return !(*this == value); }
+    bool operator!=(char value) const { return !(*this == value); }
+    bool operator!=(wchar_t value) const { return !(*this == value); }
+    wxVariant& operator=(const wxUniChar& value);
+    wxVariant& operator=(const wxUniCharRef& value) { return *this = wxUniChar(value); }
+    wxVariant& operator=(char value) { return *this = wxUniChar(value); }
+    wxVariant& operator=(wchar_t value) { return *this = wxUniChar(value); }
+    operator wxUniChar() const { return GetChar(); }
+    operator char() const { return GetChar(); }
+    operator wchar_t() const { return GetChar(); }
+    wxUniChar GetChar() const;

 
     // wxArrayString
     wxVariant(const wxArrayString& val, const wxString& name = wxEmptyString);
     bool operator== (const wxArrayString& value) const;
     bool operator!= (const wxArrayString& value) const;
     void operator= (const wxArrayString& value);
 
     // wxArrayString
     wxVariant(const wxArrayString& val, const wxString& name = wxEmptyString);
     bool operator== (const wxArrayString& value) const;
     bool operator!= (const wxArrayString& value) const;
     void operator= (const wxArrayString& value);

-    inline operator wxArrayString () const { return GetArrayString(); }
+    operator wxArrayString () const { return GetArrayString(); }

     wxArrayString GetArrayString() const;
 
     // void*
     wxArrayString GetArrayString() const;
 
     // void*


@@ -243,7 +276,7 @@ public:
     bool operator== (void* value) const;
     bool operator!= (void* value) const;
     void operator= (void* value);
     bool operator== (void* value) const;
     bool operator!= (void* value) const;
     void operator= (void* value);

-    inline operator void* () const {  return GetVoidPtr(); }
+    operator void* () const {  return GetVoidPtr(); }

     void* GetVoidPtr() const;
 
     // wxObject*
     void* GetVoidPtr() const;
 
     // wxObject*


@@ -254,14 +287,6 @@ public:
     wxObject* GetWxObjectPtr() const;
 
 
     wxObject* GetWxObjectPtr() const;
 
 

-#if WXWIN_COMPATIBILITY_2_4
-    wxDEPRECATED( wxVariant(const wxStringList& val, const wxString& name = wxEmptyString) );
-    wxDEPRECATED( bool operator== (const wxStringList& value) const );
-    wxDEPRECATED( bool operator!= (const wxStringList& value) const );
-    wxDEPRECATED( void operator= (const wxStringList& value) );
-    wxDEPRECATED( wxStringList& GetStringList() const );
-#endif
-

     // ------------------------------
     // list operations
     // ------------------------------
     // ------------------------------
     // list operations
     // ------------------------------


@@ -302,7 +327,9 @@ public:
     bool Convert(bool* value) const;
     bool Convert(double* value) const;
     bool Convert(wxString* value) const;
     bool Convert(bool* value) const;
     bool Convert(double* value) const;
     bool Convert(wxString* value) const;

-    bool Convert(wxChar* value) const;
+    bool Convert(wxUniChar* value) const;
+    bool Convert(char* value) const;
+    bool Convert(wchar_t* value) const;

 #if wxUSE_DATETIME
     bool Convert(wxDateTime* value) const;
 #endif // wxUSE_DATETIME
 #if wxUSE_DATETIME
     bool Convert(wxDateTime* value) const;
 #endif // wxUSE_DATETIME


@@ -316,21 +343,15 @@ private:
     DECLARE_DYNAMIC_CLASS(wxVariant)
 };
 
     DECLARE_DYNAMIC_CLASS(wxVariant)
 };
 

-/* Fake macro parameter value */
-#ifdef EMPTY_PARAMETER_VALUE
-    #undef EMPTY_PARAMETER_VALUE
-#endif
-#define EMPTY_PARAMETER_VALUE
-

 #define DECLARE_VARIANT_OBJECT(classname) \
 #define DECLARE_VARIANT_OBJECT(classname) \

-    DECLARE_VARIANT_OBJECT_EXPORTED(classname,EMPTY_PARAMETER_VALUE)
+    DECLARE_VARIANT_OBJECT_EXPORTED(classname, wxEMPTY_PARAMETER_VALUE)

 
 #define DECLARE_VARIANT_OBJECT_EXPORTED(classname,expdecl) \
 expdecl classname& operator << ( classname &object, const wxVariant &variant ); \
 expdecl wxVariant& operator << ( wxVariant &variant, const classname &object );
 
 #define IMPLEMENT_VARIANT_OBJECT(classname) \
 
 #define DECLARE_VARIANT_OBJECT_EXPORTED(classname,expdecl) \
 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)
+    IMPLEMENT_VARIANT_OBJECT_EXPORTED(classname, wxEMPTY_PARAMETER_VALUE)

 
 #define IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
 class classname##VariantData: public wxVariantData \
 
 #define IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
 class classname##VariantData: public wxVariantData \


@@ -381,10 +402,10 @@ expdecl wxVariant& operator << ( wxVariant &variant, const classname &value )\
     return variant;\
 }
 
     return variant;\
 }
 

-// implements a wxVariantData-derived class using for the Eq() method the operator==
-// which must have been provided by "classname"
+// 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) \
 #define IMPLEMENT_VARIANT_OBJECT_EXPORTED(classname,expdecl) \

-IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
+IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,wxEMPTY_PARAMETER_VALUE expdecl) \

 \
 bool classname##VariantData::Eq(wxVariantData& data) const \
 {\
 \
 bool classname##VariantData::Eq(wxVariantData& data) const \
 {\


@@ -398,8 +419,10 @@ bool classname##VariantData::Eq(wxVariantData& data) const \
 
 // implements a wxVariantData-derived class using for the Eq() method a shallow
 // comparison (through wxObject::IsSameAs function)
 
 // implements a wxVariantData-derived class using for the Eq() method a shallow
 // comparison (through wxObject::IsSameAs function)

+#define IMPLEMENT_VARIANT_OBJECT_SHALLOWCMP(classname) \
+    IMPLEMENT_VARIANT_OBJECT_EXPORTED_SHALLOWCMP(classname, wxEMPTY_PARAMETER_VALUE)

 #define IMPLEMENT_VARIANT_OBJECT_EXPORTED_SHALLOWCMP(classname,expdecl) \
 #define IMPLEMENT_VARIANT_OBJECT_EXPORTED_SHALLOWCMP(classname,expdecl) \

-IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,expdecl) \
+IMPLEMENT_VARIANT_OBJECT_EXPORTED_NO_EQ(classname,wxEMPTY_PARAMETER_VALUE expdecl) \

 \
 bool classname##VariantData::Eq(wxVariantData& data) const \
 {\
 \
 bool classname##VariantData::Eq(wxVariantData& data) const \
 {\