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/*
 *
 * 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)
 *
 */

#ifndef _E_SELECTION_MODEL_ARRAY_H_
#define _E_SELECTION_MODEL_ARRAY_H_

#include <glib-object.h>
#include <misc/e-selection-model.h>
#include <e-util/e-bit-array.h>

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

#define E_SELECTION_MODEL_ARRAY_TYPE        (e_selection_model_array_get_type ())
#define E_SELECTION_MODEL_ARRAY(o)          (G_TYPE_CHECK_INSTANCE_CAST ((o), E_SELECTION_MODEL_ARRAY_TYPE, ESelectionModelArray))
#define E_SELECTION_MODEL_ARRAY_CLASS(k)    (G_TYPE_CHECK_CLASS_CAST((k), E_SELECTION_MODEL_ARRAY_TYPE, ESelectionModelArrayClass))
#define E_IS_SELECTION_MODEL_ARRAY(o)       (G_TYPE_CHECK_INSTANCE_TYPE ((o), E_SELECTION_MODEL_ARRAY_TYPE))
#define E_IS_SELECTION_MODEL_ARRAY_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), E_SELECTION_MODEL_ARRAY_TYPE))
#define E_SELECTION_MODEL_ARRAY_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), E_SELECTION_MODEL_ARRAY_TYPE, ESelectionModelArrayClass))

typedef struct {
    ESelectionModel base;

    EBitArray *eba;

    gint cursor_row;
    gint cursor_col;
    gint selection_start_row;
    gint cursor_row_sorted; /* cursor_row passed through base::sorter if necessary */

    guint model_changed_id;
    guint model_row_inserted_id, model_row_deleted_id;

    /* Anything other than -1 means that the selection is a single
     * row.  This being -1 does not impart any information. */
    gint        selected_row;
    /* Anything other than -1 means that the selection is a all
     * rows between selection_start_path and cursor_path where
     * selected_range_end is the rwo number of cursor_path.  This
     * being -1 does not impart any information. */
    gint        selected_range_end;

    guint frozen : 1;
    guint selection_model_changed : 1;
    guint group_info_changed : 1;
} ESelectionModelArray;

typedef struct {
    ESelectionModelClass parent_class;

    gint (*get_row_count)     (ESelectionModelArray *selection);
} ESelectionModelArrayClass;

GType    e_selection_model_array_get_type           (void);

/* Protected Functions */
void     e_selection_model_array_insert_rows        (ESelectionModelArray *esm,
                             gint                   row,
                             gint                   count);
void     e_selection_model_array_delete_rows        (ESelectionModelArray *esm,
                             gint                   row,
                             gint                   count);
void     e_selection_model_array_move_row           (ESelectionModelArray *esm,
                             gint                   old_row,
                             gint                   new_row);
void     e_selection_model_array_confirm_row_count  (ESelectionModelArray *esm);

/* Protected Virtual Function */
gint     e_selection_model_array_get_row_count      (ESelectionModelArray *esm);

#ifdef __cplusplus
}
#endif /* __cplusplus */


#endif /* _E_SELECTION_MODEL_ARRAY_H_ */