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//
// VMime library (http://www.vmime.org)
// Copyright (C) 2002 Vincent Richard <vincent@vmime.org>
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 3 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// Linking this library statically or dynamically with other modules is making
// a combined work based on this library. Thus, the terms and conditions of
// the GNU General Public License cover the whole combination.
//
#ifndef VMIME_FILECONTENTHANDLER_HPP_INCLUDED
#define VMIME_FILECONTENTHANDLER_HPP_INCLUDED
#include "vmime/config.hpp"
#if VMIME_HAVE_FILESYSTEM_FEATURES
#include "vmime/streamContentHandler.hpp"
#include "vmime/utility/file.hpp"
namespace vmime {
/** A content handler which obtains its data from a file.
*/
class VMIME_EXPORT fileContentHandler : public streamContentHandler {
public:
/** Creates a new empty content handler. No data can be extracted until
* a file is attached using setData() function.
*
* @return a reference to a new content handler
*/
fileContentHandler();
/** Creates a new content handler using a file.
*
* @param file file from which data will be obtained
* @param enc set to anything other than NO_ENCODING if the data contained
* in the file is already encoded with the specified encoding
*
* @return a reference to a new content handler
*/
fileContentHandler(
const shared_ptr <utility::file>& file,
const vmime::encoding& enc = NO_ENCODING
);
~fileContentHandler();
fileContentHandler(const fileContentHandler& cts);
fileContentHandler& operator=(const fileContentHandler& cts);
shared_ptr <contentHandler> clone() const;
/** Sets the data managed by this content handler.
*
* @param file file from which data will be obtained
* @param enc set to anything other than NO_ENCODING if the data contained
* in the file is already encoded with the specified encoding
*/
void setData(
const shared_ptr <utility::file>& file,
const vmime::encoding& enc = NO_ENCODING
);
private:
// Equals to NO_ENCODING if data is not encoded, otherwise this
// specifies the encoding that have been used to encode the data.
vmime::encoding m_encoding;
// Actual data
shared_ptr <utility::file> m_file;
};
} // vmime
#endif // VMIME_HAVE_FILESYSTEM_FEATURES
#endif // VMIME_FILECONTENTHANDLER_HPP_INCLUDED
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