Some Motif fixes; makefile fixes; added wxTransferStreamToFile/FileToStream for wxWin

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

diff --git a/include/wx/dataobj.h b/include/wx/dataobj.h
index 76e30d96a66649770e04a3f8e286a03d8583d0dc..544d90ef130517d4c49338923ee472c91265a12d 100644 (file)
--- a/include/wx/dataobj.h
+++ b/include/wx/dataobj.h
@@ -79,10 +79,16 @@ public:
     #include "wx/motif/dataform.h"
 #elif defined(__WXGTK__)
     #include "wx/gtk/dataform.h"
+#elif defined(__WXMAC__)
+    #include "wx/mac/dataform.h"
 #elif defined(__WXPM__)
     #include "wx/os2/dataform.h"
 #endif
 
+// the value for default argument to some functions (corresponds to
+// wxDF_INVALID)
+extern WXDLLEXPORT const wxDataFormat& wxFormatInvalid;
+
 // ----------------------------------------------------------------------------
 // wxDataObject represents a piece of data which knows which formats it
 // supports and knows how to render itself in each of them - GetDataHere(),
@@ -140,6 +146,9 @@ public:
     {
         return FALSE;
     }
+
+    // returns TRUE if this format is supported
+    bool IsSupported(const wxDataFormat& format, Direction dir = Get) const;
 };
 
 // ----------------------------------------------------------------------------
@@ -155,9 +164,9 @@ public:
 #elif defined(__WXQT__)
     #include "wx/qt/dnd.h"
 #elif defined(__WXMAC__)
-    #include "wx/mac/dnd.h"
+    #include "wx/mac/dataobj.h"
 #elif defined(__WXPM__)
-    #include "wx/os2/dnd.h"
+    #include "wx/os2/dataobj.h"
 #elif defined(__WXSTUBS__)
     #include "wx/stubs/dnd.h"
 #endif
@@ -183,7 +192,7 @@ class WXDLLEXPORT wxDataObjectSimple : public wxDataObject
 public:
     // ctor takes the format we support, but it can also be set later with
     // SetFormat()
-    wxDataObjectSimple(const wxDataFormat& format = wxDF_INVALID)
+    wxDataObjectSimple(const wxDataFormat& format = wxFormatInvalid)
         : m_format(format)
         {
         }
@@ -312,6 +321,14 @@ public:
 
 private:
     wxString m_text;
+
+    // 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)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -359,6 +376,13 @@ public:
 
 protected:
     wxArrayString m_filenames;
+
+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)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -372,7 +396,7 @@ class WXDLLEXPORT wxCustomDataObject : public wxDataObjectSimple
 public:
     // if you don't specify the format in the ctor, you can still use
     // SetFormat() later
-    wxCustomDataObject(const wxDataFormat& format = wxDF_INVALID);
+    wxCustomDataObject(const wxDataFormat& format = wxFormatInvalid);
 
     // the dtor calls Free()
     virtual ~wxCustomDataObject();
@@ -405,6 +429,14 @@ public:
 private:
     size_t m_size;
     void  *m_data;
+
+    // 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)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -417,6 +449,10 @@ private:
     // #include "wx/motif/dataobj2.h" -- not yet
 #elif defined(__WXGTK__)
     #include "wx/gtk/dataobj2.h"
+#elif defined(__WXMAC__)
+    #include "wx/mac/dataobj2.h"
+#elif defined(__WXPM__)
+    #include "wx/os2/dataobj2.h"
 #endif
 
 #endif // _WX_DATAOBJ_H_BASE_