support SDK < 10.6, fixes #14902

[wxWidgets.git] / include / wx / x11 / dataobj2.h

diff --git a/include/wx/x11/dataobj2.h b/include/wx/x11/dataobj2.h
index fc83953ff2a060112b84229778d0e45b5f5abdb1..4be7569fac15730f4c75cdd65c62091f6aef000d 100644 (file)
--- a/include/wx/x11/dataobj2.h
+++ b/include/wx/x11/dataobj2.h
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        gtk/dataobj2.h
+// Name:        wx/x11/dataobj2.h
 // Purpose:     declaration of standard wxDataObjectSimple-derived classes
 // Author:      Robert Roebling
 // Created:     19.10.99 (extracted from gtk/dataobj.h)
@@ -23,7 +23,7 @@ public:
     wxBitmapDataObject(const wxBitmap& bitmap);
 
     // destr
-    ~wxBitmapDataObject();
+    virtual ~wxBitmapDataObject();
 
     // override base class virtual to update PNG data too
     virtual void SetBitmap(const wxBitmap& bitmap);
@@ -34,9 +34,22 @@ public:
     virtual size_t GetDataSize() const { return m_pngSize; }
     virtual bool GetDataHere(void *buf) const;
     virtual bool SetData(size_t len, const void *buf);
+    // Must provide overloads to avoid hiding them (and warnings about it)
+    virtual size_t GetDataSize(const wxDataFormat&) const
+    {
+        return GetDataSize();
+    }
+    virtual bool GetDataHere(const wxDataFormat&, void *buf) const
+    {
+        return GetDataHere(buf);
+    }
+    virtual bool SetData(const wxDataFormat&, size_t len, const void *buf)
+    {
+        return SetData(len, buf);
+    }
 
 protected:
-    void Init() { m_pngData = (void *)NULL; m_pngSize = 0; }
+    void Init() { m_pngData = NULL; m_pngSize = 0; }
     void Clear() { free(m_pngData); }
     void ClearAll() { Clear(); Init(); }
 
@@ -44,15 +57,6 @@ protected:
     void       *m_pngData;
 
     void DoConvertToPng();
-
-private:
-    // virtual function hiding supression
-    size_t GetDataSize(const wxDataFormat& format) const
-        { return(wxDataObjectSimple::GetDataSize(format)); }
-    bool GetDataHere(const wxDataFormat& format, void* pBuf) const
-        { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
-    bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf)
-        { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -70,15 +74,19 @@ public:
     virtual size_t GetDataSize() const;
     virtual bool GetDataHere(void *buf) const;
     virtual bool SetData(size_t len, const void *buf);
-
-private:
-    // virtual function hiding supression
-    size_t GetDataSize(const wxDataFormat& format) const
-        { return(wxDataObjectSimple::GetDataSize(format)); }
-    bool GetDataHere(const wxDataFormat& format, void* pBuf) const
-        { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
-    bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf)
-        { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); }
+    // Must provide overloads to avoid hiding them (and warnings about it)
+    virtual size_t GetDataSize(const wxDataFormat&) const
+    {
+        return GetDataSize();
+    }
+    virtual bool GetDataHere(const wxDataFormat&, void *buf) const
+    {
+        return GetDataHere(buf);
+    }
+    virtual bool SetData(const wxDataFormat&, size_t len, const void *buf)
+    {
+        return SetData(len, buf);
+    }
 };
 
 #endif // _WX_X11_DATAOBJ2_H_