path: root/camel/camel-data-wrapper.h

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camelDataWrapper.h : Abstract class for a data wrapper */

/*
 *
 * Author :
 *  Bertrand Guiheneuf <bertrand@helixcode.com>
 *
 * Copyright 1999, 2000 Helix Code, Inc. (http://www.helixcode.com)
 *
 * 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 2 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */


#ifndef CAMEL_DATA_WRAPPER_H
#define CAMEL_DATA_WRAPPER_H 1


#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus }*/

#include <camel/camel-object.h>
#include <camel/gmime-content-field.h>

#define CAMEL_DATA_WRAPPER_TYPE     (camel_data_wrapper_get_type ())
#define CAMEL_DATA_WRAPPER(obj)     (GTK_CHECK_CAST((obj), CAMEL_DATA_WRAPPER_TYPE, CamelDataWrapper))
#define CAMEL_DATA_WRAPPER_CLASS(k) (GTK_CHECK_CLASS_CAST ((k), CAMEL_DATA_WRAPPER_TYPE, CamelDataWrapperClass))
#define CAMEL_IS_DATA_WRAPPER(o)    (GTK_CHECK_TYPE((o), CAMEL_DATA_WRAPPER_TYPE))


struct _CamelDataWrapper
{
    CamelObject parent_object;

    CamelStream *input_stream;
    CamelStream *output_stream;

    GMimeContentField *mime_type;
};



typedef struct {
    CamelObjectClass parent_class;

    /* Virtual methods */
    void                (*set_output_stream)      (CamelDataWrapper *data_wrapper,
                               CamelStream *stream);
    CamelStream *       (*get_output_stream)      (CamelDataWrapper *data_wrapper);

    void                (*set_mime_type)          (CamelDataWrapper *data_wrapper,
                               const gchar * mime_type);
    gchar *             (*get_mime_type)          (CamelDataWrapper *data_wrapper);
    GMimeContentField * (*get_mime_type_field)    (CamelDataWrapper *data_wrapper);
    void                (*set_mime_type_field)    (CamelDataWrapper *data_wrapper,
                               GMimeContentField *mime_type_field);

    int                 (*write_to_stream)        (CamelDataWrapper *data_wrapper,
                               CamelStream *stream,
                               CamelException *ex);

    int                 (*construct_from_stream)  (CamelDataWrapper *data_wrapper,
                               CamelStream *);
} CamelDataWrapperClass;



/* Standard Gtk function */
GtkType camel_data_wrapper_get_type (void);


/* public methods */
CamelDataWrapper    *camel_data_wrapper_new         (void);

int                 camel_data_wrapper_write_to_stream          (CamelDataWrapper *data_wrapper,
                                 CamelStream *stream,
                                 CamelException *ex);
void                camel_data_wrapper_set_mime_type            (CamelDataWrapper *data_wrapper,
                                 const gchar *mime_type);
gchar *             camel_data_wrapper_get_mime_type            (CamelDataWrapper *data_wrapper);
GMimeContentField * camel_data_wrapper_get_mime_type_field      (CamelDataWrapper *data_wrapper);
void                camel_data_wrapper_set_mime_type_field      (CamelDataWrapper *data_wrapper,
                                 GMimeContentField *mime_type);

void                camel_data_wrapper_set_output_stream        (CamelDataWrapper *data_wrapper,
                                 CamelStream *stream);
CamelStream *       camel_data_wrapper_get_output_stream        (CamelDataWrapper *data_wrapper);

int                 camel_data_wrapper_construct_from_stream    (CamelDataWrapper *data_wrapper,
                                 CamelStream *stream);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* CAMEL_DATA_WRAPPER_H */