path: root/widgets/misc/e-selection-model-simple.c

/*
 *
 * 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/>
 *
 *
 * Authors:
 *      Chris Lahey <clahey@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "e-util/e-util.h"

#include "e-selection-model-array.h"
#include "e-selection-model-simple.h"

static gint esms_get_row_count (ESelectionModelArray *esma);

G_DEFINE_TYPE (
    ESelectionModelSimple,
    e_selection_model_simple,
    E_SELECTION_MODEL_ARRAY_TYPE)

static void
e_selection_model_simple_init (ESelectionModelSimple *selection)
{
    selection->row_count = 0;
}

static void
e_selection_model_simple_class_init (ESelectionModelSimpleClass *class)
{
    ESelectionModelArrayClass *esma_class;

    esma_class = E_SELECTION_MODEL_ARRAY_CLASS (class);
    esma_class->get_row_count = esms_get_row_count;
}

/**
 * e_selection_model_simple_new
 *
 * This routine creates a new #ESelectionModelSimple.
 *
 * Returns: The new #ESelectionModelSimple.
 */
ESelectionModelSimple *
e_selection_model_simple_new (void)
{
    return g_object_new (E_SELECTION_MODEL_SIMPLE_TYPE, NULL);
}

void
e_selection_model_simple_set_row_count (ESelectionModelSimple *esms,
                                        gint row_count)
{
    if (esms->row_count != row_count) {
        ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (esms);
        if (esma->eba)
            g_object_unref (esma->eba);
        esma->eba = NULL;
        esma->selected_row = -1;
        esma->selected_range_end = -1;
    }

    esms->row_count = row_count;
}

static gint
esms_get_row_count (ESelectionModelArray *esma)
{
    ESelectionModelSimple *esms = E_SELECTION_MODEL_SIMPLE (esma);

    return esms->row_count;
}

void
e_selection_model_simple_insert_rows (ESelectionModelSimple *esms,
                                      gint row,
                                      gint count)
{
    esms->row_count += count;
    e_selection_model_array_insert_rows (
        E_SELECTION_MODEL_ARRAY (esms), row, count);
}

void
e_selection_model_simple_delete_rows (ESelectionModelSimple *esms,
                                      gint row,
                                      gint count)
{
    esms->row_count -= count;
    e_selection_model_array_delete_rows (
        E_SELECTION_MODEL_ARRAY (esms), row, count);
}

void
e_selection_model_simple_move_row (ESelectionModelSimple *esms,
                                   gint old_row,
                                   gint new_row)
{
    e_selection_model_array_move_row (
        E_SELECTION_MODEL_ARRAY (esms), old_row, new_row);
}