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 045898f5539d6ff49e5c0a12557f5dfec4b450d3..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;
 };
 
 // ----------------------------------------------------------------------------
@@ -155,7 +164,7 @@ 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/dataobj.h"
 #elif defined(__WXSTUBS__)
@@ -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)
         {
         }
@@ -313,15 +322,13 @@ public:
 private:
     wxString m_text;
 
-#if defined(__VISAGECPP__)
-    // Virtual function hiding supression
-    size_t GetDataSize(const wxDataFormat& rFormat) const
-    { return(wxDataObjectSimple::GetDataSize(rFormat)); }
-    bool GetDataHere(const wxDataFormat& WXUNUSED(rFormat), void *pBuf) const
-    { return(GetDataHere(pBuf)); }
-    bool SetData(const wxDataFormat& rFormat, size_t nLen, const void* pBuf)
-    { return(wxDataObjectSimple::SetData(rFormat, nLen, pBuf)); }
-#endif
+    // 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)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -370,14 +377,12 @@ public:
 protected:
     wxArrayString m_filenames;
 
-#if defined(__VISAGECPP__)
 private:
     // Virtual function hiding supression
-    size_t GetDataSize(const wxDataFormat& rFormat) const
-    { return(wxDataObjectSimple::GetDataSize(rFormat)); }
-    bool GetDataHere(const wxDataFormat& WXUNUSED(rformat), void* pBuf) const
-    { return(GetDataHere(pBuf)); }
-#endif
+    size_t GetDataSize(const wxDataFormat& format) const
+        { return(wxDataObjectSimple::GetDataSize(format)); }
+    bool GetDataHere(const wxDataFormat& format, void* pBuf) const
+        { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -391,7 +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();
@@ -425,15 +430,13 @@ private:
     size_t m_size;
     void  *m_data;
 
-#if defined(__VISAGECPP__)
-    // Virtual function hiding supression
-    size_t GetDataSize(const wxDataFormat& rFormat) const
-    { return(wxDataObjectSimple::GetDataSize(rFormat)); }
-    bool GetDataHere(const wxDataFormat& rFormat, void* pBuf) const
-    { return(wxDataObjectSimple::GetDataHere(rFormat, pBuf)); }
-    bool SetData(const wxDataFormat& rFormat, size_t nLen, const void* pBuf)
-    { return(wxDataObjectSimple::SetData(rFormat, nLen, pBuf)); }
-#endif
+    // 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)); }
 };
 
 // ----------------------------------------------------------------------------
@@ -446,6 +449,8 @@ 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