X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/57493f9f852d91a5750b4a68053a465f421e12be..a6aa9b1ee8aaecdf0ca4618c2e6cccfb011f4599:/include/wx/variant.h

diff --git a/include/wx/variant.h b/include/wx/variant.h
index 58f4bf2380..ff5797ec1a 100644
--- a/include/wx/variant.h
+++ b/include/wx/variant.h
@@ -54,9 +54,13 @@ public:
     // Copy to data
     virtual void Copy(wxVariantData& data) = 0;
     virtual bool Eq(wxVariantData& data) const = 0;
+#if wxUSE_STD_IOSTREAM
     virtual bool Write(ostream& str) const = 0;
+#endif
     virtual bool Write(wxString& str) const = 0;
+#if wxUSE_STD_IOSTREAM
     virtual bool Read(istream& str) = 0;
+#endif
     virtual bool Read(wxString& str) = 0;
     // What type is it? Return a string name.
     virtual wxString GetType() const = 0;
@@ -77,22 +81,22 @@ public:
 
 // Construction & destruction
     wxVariant();
-    wxVariant(double val, const wxString& name = g_szNul);
-    wxVariant(long val, const wxString& name = g_szNul);
+    wxVariant(double val, const wxString& name = wxEmptyString);
+    wxVariant(long val, const wxString& name = wxEmptyString);
 #ifdef HAVE_BOOL
-    wxVariant(bool val, const wxString& name = g_szNul);
+    wxVariant(bool val, const wxString& name = wxEmptyString);
 #endif
-    wxVariant(char val, const wxString& name = g_szNul);
-    wxVariant(const wxString& val, const wxString& name = g_szNul);
-    wxVariant(const char* val, const wxString& name = g_szNul); // Necessary or VC++ assumes bool!
-    wxVariant(const wxStringList& val, const wxString& name = g_szNul);
-    wxVariant(const wxList& val, const wxString& name = g_szNul); // List of variants
+    wxVariant(char val, const wxString& name = wxEmptyString);
+    wxVariant(const wxString& val, const wxString& name = wxEmptyString);
+    wxVariant(const wxChar* val, const wxString& name = wxEmptyString); // Necessary or VC++ assumes bool!
+    wxVariant(const wxStringList& val, const wxString& name = wxEmptyString);
+    wxVariant(const wxList& val, const wxString& name = wxEmptyString); // List of variants
 #if wxUSE_TIMEDATE
-    wxVariant(const wxTime& val, const wxString& name = g_szNul); // Time
-    wxVariant(const wxDate& val, const wxString& name = g_szNul); // Date
+    wxVariant(const wxTime& val, const wxString& name = wxEmptyString); // Time
+    wxVariant(const wxDate& val, const wxString& name = wxEmptyString); // Date
 #endif
-    wxVariant(void* ptr, const wxString& name = g_szNul); // void* (general purpose)
-    wxVariant(wxVariantData* data, const wxString& name = g_szNul); // User-defined data
+    wxVariant(void* ptr, const wxString& name = wxEmptyString); // void* (general purpose)
+    wxVariant(wxVariantData* data, const wxString& name = wxEmptyString); // User-defined data
     wxVariant(const wxVariant& variant);
     ~wxVariant();
 
@@ -124,7 +128,7 @@ public:
     bool operator== (const wxString& value) const;
     bool operator!= (const wxString& value) const;
     void operator= (const wxString& value) ;
-    void operator= (const char* value) ; // Necessary or VC++ assumes bool!
+    void operator= (const wxChar* value) ; // Necessary or VC++ assumes bool!
     bool operator== (const wxStringList& value) const;
     bool operator!= (const wxStringList& value) const;
     void operator= (const wxStringList& value) ;