X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e1ee679c2e3f48bc4f2607e35033ed5505ed6665..e87271f35887a50e011c7c97fc63c35f5d623e50:/include/wx/dataobj.h

diff --git a/include/wx/dataobj.h b/include/wx/dataobj.h
index 9ef5f2bc7f..045898f553 100644
--- a/include/wx/dataobj.h
+++ b/include/wx/dataobj.h
@@ -79,6 +79,8 @@ public:
     #include "wx/motif/dataform.h"
 #elif defined(__WXGTK__)
     #include "wx/gtk/dataform.h"
+#elif defined(__WXPM__)
+    #include "wx/os2/dataform.h"
 #endif
 
 // ----------------------------------------------------------------------------
@@ -133,8 +135,11 @@ public:
 
     // get data from the buffer of specified length (in the given format),
     // return TRUE if the data was read successfully, FALSE otherwise
-    virtual bool SetData(const wxDataFormat& format,
-                         size_t len, const void *buf) = 0;
+    virtual bool SetData(const wxDataFormat& WXUNUSED(format),
+                         size_t WXUNUSED(len), const void * WXUNUSED(buf))
+    {
+        return FALSE;
+    }
 };
 
 // ----------------------------------------------------------------------------
@@ -152,7 +157,7 @@ public:
 #elif defined(__WXMAC__)
     #include "wx/mac/dnd.h"
 #elif defined(__WXPM__)
-    #include "wx/os2/dnd.h"
+    #include "wx/os2/dataobj.h"
 #elif defined(__WXSTUBS__)
     #include "wx/stubs/dnd.h"
 #endif
@@ -200,17 +205,17 @@ public:
         { return FALSE; }
 
     // copy data from buffer to our data
-    virtual bool SetData(size_t len, const void *WXUNUSED(buf))
+    virtual bool SetData(size_t WXUNUSED(len), const void *WXUNUSED(buf))
         { return FALSE; }
 
     // implement base class pure virtuals
     // ----------------------------------
-    virtual wxDataFormat GetPreferredFormat(Direction WXUNUSED(dir) = Get) const
+    virtual wxDataFormat GetPreferredFormat(wxDataObjectBase::Direction WXUNUSED(dir) = Get) const
         { return m_format; }
-    virtual size_t GetFormatCount(Direction WXUNUSED(dir) = Get) const
+    virtual size_t GetFormatCount(wxDataObjectBase::Direction WXUNUSED(dir) = Get) const
         { return 1; }
     virtual void GetAllFormats(wxDataFormat *formats,
-                               Direction WXUNUSED(dir) = Get) const
+                               wxDataObjectBase::Direction WXUNUSED(dir) = Get) const
         { *formats = m_format; }
     virtual size_t GetDataSize(const wxDataFormat& WXUNUSED(format)) const
         { return GetDataSize(); }
@@ -251,9 +256,9 @@ public:
 
     // implement base class pure virtuals
     // ----------------------------------
-    virtual wxDataFormat GetPreferredFormat(Direction dir = Get) const;
-    virtual size_t GetFormatCount(Direction dir = Get) const;
-    virtual void GetAllFormats(wxDataFormat *formats, Direction dir = Get) const;
+    virtual wxDataFormat GetPreferredFormat(wxDataObjectBase::Direction dir = Get) const;
+    virtual size_t GetFormatCount(wxDataObjectBase::Direction dir = Get) const;
+    virtual void GetAllFormats(wxDataFormat *formats, wxDataObjectBase::Direction dir = Get) const;
     virtual size_t GetDataSize(const wxDataFormat& format) const;
     virtual bool GetDataHere(const wxDataFormat& format, void *buf) const;
     virtual bool SetData(const wxDataFormat& format, size_t len, const void *buf);
@@ -307,6 +312,16 @@ 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
 };
 
 // ----------------------------------------------------------------------------
@@ -328,38 +343,41 @@ public:
     virtual wxBitmap GetBitmap() const { return m_bitmap; }
     virtual void SetBitmap(const wxBitmap& bitmap) { m_bitmap = bitmap; }
 
-private:
+protected:
     wxBitmap m_bitmap;
 };
 
 // ----------------------------------------------------------------------------
 // wxFileDataObject contains a list of filenames
+//
+// NB: notice that this is a "write only" object, it can only be filled with
+//     data from drag and drop operation.
 // ----------------------------------------------------------------------------
 
 class WXDLLEXPORT wxFileDataObjectBase : public wxDataObjectSimple
 {
 public:
-    // ctor: you can specify the bitmap here or in SetBitmap(), or override
-    // GetBitmap()
+    // ctor: use AddFile() later to fill the array
     wxFileDataObjectBase() : wxDataObjectSimple(wxDF_FILENAME) { }
 
-    // get a reference to our array - you may modify it (i.e. add/remove
-    // filenames to it then)
-    wxArrayString& GetFilenames() { return m_filenames; }
+    // get a reference to our array
+    const wxArrayString& GetFilenames() const { return m_filenames; }
 
-    // a helper function
-    void AddFile(const wxString& filename) { m_filenames.Add(filename); }
+    // the Get() functions do nothing for us
+    virtual size_t GetDataSize() const { return 0; }
+    virtual bool GetDataHere(void *WXUNUSED(buf)) const { return FALSE; }
 
-    // virtual functions which you may override if you want to provide data on
-    // demand only - otherwise, the trivial default versions will be used.
-    //
-    // they work with a NUL-separated string of filenames, the base class
-    // versions concatenate/extract filenames from this string
-    virtual wxString GetFilenames() const;
-    virtual void SetFilenames(const wxChar* filenames);
+protected:
+    wxArrayString m_filenames;
 
+#if defined(__VISAGECPP__)
 private:
-    wxArrayString m_filenames;
+    // 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
 };
 
 // ----------------------------------------------------------------------------
@@ -406,6 +424,16 @@ public:
 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
 };
 
 // ----------------------------------------------------------------------------
@@ -415,9 +443,11 @@ private:
 #if defined(__WXMSW__)
     #include "wx/msw/ole/dataobj2.h"
 #elif defined(__WXMOTIF__)
-    #include "wx/motif/dataobj2.h"
+    // #include "wx/motif/dataobj2.h" -- not yet
 #elif defined(__WXGTK__)
     #include "wx/gtk/dataobj2.h"
+#elif defined(__WXPM__)
+    #include "wx/os2/dataobj2.h"
 #endif
 
 #endif // _WX_DATAOBJ_H_BASE_