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/*
 * e-sorter.h
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 */

#include "e-sorter.h"

G_DEFINE_INTERFACE (ESorter, e_sorter, G_TYPE_OBJECT)

static void
e_sorter_default_init (ESorterInterface *interface)
{
}

gint
e_sorter_model_to_sorted (ESorter *sorter,
                          gint row)
{
    ESorterInterface *interface;

    g_return_val_if_fail (E_IS_SORTER (sorter), -1);
    g_return_val_if_fail (row >= 0, -1);

    interface = E_SORTER_GET_INTERFACE (sorter);
    g_return_val_if_fail (interface->model_to_sorted != NULL, -1);

    return interface->model_to_sorted (sorter, row);
}

gint
e_sorter_sorted_to_model (ESorter *sorter,
                          gint row)
{
    ESorterInterface *interface;

    g_return_val_if_fail (E_IS_SORTER (sorter), -1);
    g_return_val_if_fail (row >= 0, -1);

    interface = E_SORTER_GET_INTERFACE (sorter);
    g_return_val_if_fail (interface->sorted_to_model != NULL, -1);

    return interface->sorted_to_model (sorter, row);
}

void
e_sorter_get_model_to_sorted_array (ESorter *sorter,
                                    gint **array,
                                    gint *count)
{
    ESorterInterface *interface;

    g_return_if_fail (E_IS_SORTER (sorter));

    interface = E_SORTER_GET_INTERFACE (sorter);
    g_return_if_fail (interface->get_model_to_sorted_array != NULL);

    interface->get_model_to_sorted_array (sorter, array, count);
}

void
e_sorter_get_sorted_to_model_array (ESorter *sorter,
                                    gint **array,
                                    gint *count)
{
    ESorterInterface *interface;

    g_return_if_fail (E_IS_SORTER (sorter));

    interface = E_SORTER_GET_INTERFACE (sorter);
    g_return_if_fail (interface->get_sorted_to_model_array != NULL);

    interface->get_sorted_to_model_array (sorter, array, count);
}

gboolean
e_sorter_needs_sorting (ESorter *sorter)
{
    ESorterInterface *interface;

    g_return_val_if_fail (E_IS_SORTER (sorter), FALSE);

    interface = E_SORTER_GET_INTERFACE (sorter);
    g_return_val_if_fail (interface->needs_sorting != NULL, FALSE);

    return interface->needs_sorting (sorter);
}