path: root/widgets/table/e-table-sort-info.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/>
 *
 *
 * Authors:
 *      Chris Lahey <clahey@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifndef _E_TABLE_SORT_INFO_H_
#define _E_TABLE_SORT_INFO_H_

#include <glib-object.h>
#include <libxml/tree.h>

#define E_TYPE_TABLE_SORT_INFO \
    (e_table_sort_info_get_type ())
#define E_TABLE_SORT_INFO(obj) \
    (G_TYPE_CHECK_INSTANCE_CAST \
    ((obj), E_TYPE_TABLE_SORT_INFO, ETableSortInfo))
#define E_TABLE_SORT_INFO_CLASS(cls) \
    (G_TYPE_CHECK_CLASS_CAST \
    ((cls), E_TYPE_TABLE_SORT_INFO, ETableSortInfoClass))
#define E_IS_TABLE_SORT_INFO(obj) \
    (G_TYPE_CHECK_INSTANCE_TYPE \
    ((obj), E_TYPE_TABLE_SORT_INFO))
#define E_IS_TABLE_SORT_INFO_CLASS(cls) \
    (G_TYPE_CHECK_CLASS_TYPE \
    ((cls), E_TYPE_TABLE_SORT_INFO))
#define E_TABLE_SORT_INFO_GET_CLASS(obj) \
    (G_TYPE_INSTANCE_GET_CLASS \
    ((obj), E_TYPE_TABLE_SORT_INFO, ETableSortInfoClass))

G_BEGIN_DECLS

typedef struct _ETableSortColumn ETableSortColumn;

typedef struct _ETableSortInfo ETableSortInfo;
typedef struct _ETableSortInfoClass ETableSortInfoClass;

struct _ETableSortColumn {
    guint column : 31;
    guint ascending : 1;
};

struct _ETableSortInfo {
    GObject parent;

    gint group_count;
    ETableSortColumn *groupings;
    gint sort_count;
    ETableSortColumn *sortings;

    guint frozen : 1;
    guint sort_info_changed : 1;
    guint group_info_changed : 1;

    guint can_group : 1;
};

struct _ETableSortInfoClass {
    GObjectClass parent_class;

    /* Signals */
    void        (*sort_info_changed)    (ETableSortInfo *info);
    void        (*group_info_changed)   (ETableSortInfo *info);
};

GType       e_table_sort_info_get_type  (void) G_GNUC_CONST;

void        e_table_sort_info_freeze    (ETableSortInfo *info);
void        e_table_sort_info_thaw      (ETableSortInfo *info);

guint       e_table_sort_info_grouping_get_count
                        (ETableSortInfo *info);
void        e_table_sort_info_grouping_truncate
                        (ETableSortInfo *info,
                         gint length);
ETableSortColumn
        e_table_sort_info_grouping_get_nth
                        (ETableSortInfo *info,
                         gint n);
void        e_table_sort_info_grouping_set_nth
                        (ETableSortInfo *info,
                         gint n,
                         ETableSortColumn column);

guint       e_table_sort_info_sorting_get_count
                        (ETableSortInfo *info);
void        e_table_sort_info_sorting_truncate
                        (ETableSortInfo *info,
                         gint length);
ETableSortColumn
        e_table_sort_info_sorting_get_nth
                        (ETableSortInfo *info,
                         gint n);
void        e_table_sort_info_sorting_set_nth
                        (ETableSortInfo *info,
                         gint n,
                         ETableSortColumn column);

ETableSortInfo *e_table_sort_info_new       (void);
void        e_table_sort_info_load_from_node
                        (ETableSortInfo *info,
                         xmlNode *node,
                         gdouble state_version);
xmlNode *   e_table_sort_info_save_to_node  (ETableSortInfo *info,
                         xmlNode *parent);
ETableSortInfo *e_table_sort_info_duplicate (ETableSortInfo *info);
void        e_table_sort_info_set_can_group (ETableSortInfo *info,
                         gboolean can_group);
gboolean    e_table_sort_info_get_can_group (ETableSortInfo *info);

G_END_DECLS

#endif /* _E_TABLE_SORT_INFO_H_ */