wxWidgets/include/wx/msw/clipbrd.h

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/clipbrd.h
// Purpose: wxClipboad class and clipboard functions for MSW
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_CLIPBRD_H_
#define _WX_CLIPBRD_H_
#if wxUSE_CLIPBOARD
#include "wx/list.h"
#include "wx/module.h"
#include "wx/dataobj.h" // for wxDataFormat
// These functions superceded by wxClipboard, but retained in order to
// implement wxClipboard, and for compatibility.
// open/close the clipboard
WXDLLIMPEXP_CORE bool wxOpenClipboard();
WXDLLIMPEXP_CORE bool wxIsClipboardOpened();
#define wxClipboardOpen wxIsClipboardOpened
WXDLLIMPEXP_CORE bool wxCloseClipboard();
// get/set data
WXDLLIMPEXP_CORE bool wxEmptyClipboard();
WXDLLIMPEXP_CORE bool wxSetClipboardData(wxDataFormat dataFormat,
const void *data,
int width = 0, int height = 0);
WXDLLIMPEXP_CORE void* wxGetClipboardData(wxDataFormat dataFormat,
long *len = NULL);
// clipboard formats
WXDLLIMPEXP_CORE bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat);
WXDLLIMPEXP_CORE wxDataFormat wxEnumClipboardFormats(wxDataFormat dataFormat);
WXDLLIMPEXP_CORE int wxRegisterClipboardFormat(wxChar *formatName);
WXDLLIMPEXP_CORE bool wxGetClipboardFormatName(wxDataFormat dataFormat,
wxChar *formatName,
int maxCount);
//-----------------------------------------------------------------------------
// wxClipboard
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_FWD_CORE wxDataObject;
class WXDLLIMPEXP_CORE wxClipboard : public wxClipboardBase
{
DECLARE_DYNAMIC_CLASS(wxClipboard)
public:
wxClipboard();
virtual ~wxClipboard();
// open the clipboard before SetData() and GetData()
virtual bool Open();
// close the clipboard after SetData() and GetData()
virtual void Close();
// query whether the clipboard is opened
virtual bool IsOpened() const;
// set the clipboard data. all other formats will be deleted.
virtual bool SetData( wxDataObject *data );
// add to the clipboard data.
virtual bool AddData( wxDataObject *data );
// ask if data in correct format is available
virtual bool IsSupported( const wxDataFormat& format );
// fill data with data on the clipboard (if available)
virtual bool GetData( wxDataObject& data );
// clears wxTheClipboard and the system's clipboard if possible
virtual void Clear();
// flushes the clipboard: this means that the data which is currently on
// clipboard will stay available even after the application exits (possibly
// eating memory), otherwise the clipboard will be emptied on exit
virtual bool Flush();
private:
IDataObject *m_lastDataObject;
bool m_isOpened;
};
#endif // wxUSE_CLIPBOARD
#endif // _WX_CLIPBRD_H_