wxWidgets/include/wx/mac/dataobj2.h
2003-08-09 12:38:21 +00:00

87 lines
3.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: os2/dataobj2.h
// Purpose: declaration of standard wxDataObjectSimple-derived classes
// Author: David Webster (adapted from Robert Roebling's gtk port
// Modified by:
// Created: 10/21/99
// RCS-ID: $Id$
// Copyright: (c) 1998, 1999 Vadim Zeitlin, Robert Roebling
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_DATAOBJ2_H_
#define _WX_GTK_DATAOBJ2_H_
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "dataobj.h"
#endif
// ----------------------------------------------------------------------------
// wxBitmapDataObject is a specialization of wxDataObject for bitmaps
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxBitmapDataObject : public wxBitmapDataObjectBase
{
public:
// ctors
wxBitmapDataObject();
wxBitmapDataObject(const wxBitmap& bitmap);
// destr
~wxBitmapDataObject();
// override base class virtual to update PNG data too
virtual void SetBitmap(const wxBitmap& bitmap);
// implement base class pure virtuals
// ----------------------------------
virtual size_t GetDataSize() const ;
virtual bool GetDataHere(void *buf) const ;
virtual bool SetData(size_t len, const void *buf);
protected :
void Init() ;
void Clear() ;
void* m_pictHandle ;
bool m_pictCreated ;
private:
// 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)); }
};
// ----------------------------------------------------------------------------
// wxFileDataObject is a specialization of wxDataObject for file names
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxFileDataObject : public wxFileDataObjectBase
{
public:
// implement base class pure virtuals
// ----------------------------------
void AddFile( const wxString &filename );
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& 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 // _WX_GTK_DATAOBJ2_H_