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CodeBlocksPortable/wxWidgets-3.0.5/include/wx/gtk/dataobj2.h

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///////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/dataobj2.h
// Purpose: declaration of standard wxDataObjectSimple-derived classes
// Author: Robert Roebling
// Created: 19.10.99 (extracted from gtk/dataobj.h)
// Copyright: (c) 1998, 1999 Vadim Zeitlin, Robert Roebling
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_DATAOBJ2_H_
#define _WX_GTK_DATAOBJ2_H_
// ----------------------------------------------------------------------------
// wxBitmapDataObject is a specialization of wxDataObject for bitmaps
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxBitmapDataObject : public wxBitmapDataObjectBase
{
public:
// ctors
wxBitmapDataObject();
wxBitmapDataObject(const wxBitmap& bitmap);
// destr
virtual ~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 { 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 Clear() { free(m_pngData); }
void ClearAll() { Clear(); Init(); }
size_t m_pngSize;
void *m_pngData;
void DoConvertToPng();
private:
void Init() { m_pngData = NULL; m_pngSize = 0; }
};
// ----------------------------------------------------------------------------
// wxFileDataObject is a specialization of wxDataObject for file names
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE 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);
// 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);
}
};
// ----------------------------------------------------------------------------
// wxURLDataObject is a specialization of wxDataObject for URLs
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxURLDataObject : public wxDataObjectComposite
{
public:
wxURLDataObject(const wxString& url = wxEmptyString);
wxString GetURL() const;
void SetURL(const wxString& url);
private:
class wxTextURIListDataObject* const m_dobjURIList;
wxTextDataObject* const m_dobjText;
wxDECLARE_NO_COPY_CLASS(wxURLDataObject);
};
#endif // _WX_GTK_DATAOBJ2_H_