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/*
* Copyright © 2022 Benjamin Otte
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
#pragma once
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#include <gtk/gtktypes.h>
G_BEGIN_DECLS
#define GTK_TYPE_SECTION_MODEL (gtk_section_model_get_type ())
GDK_AVAILABLE_IN_4_12
G_DECLARE_INTERFACE (GtkSectionModel, gtk_section_model, GTK, SECTION_MODEL, GListModel)
/**
* GtkSectionModelInterface:
* @get_section: Return the section that covers the given position. If
* the position is outside the number of items, returns a single range from
* n_items to G_MAXUINT
*
* The list of virtual functions for the `GtkSectionModel` interface.
* No function must be implemented, but unless `GtkSectionModel::get_section()`
* is implemented, the whole model will just be a single section.
*
* Since: 4.12
*/
struct _GtkSectionModelInterface
{
/*< private >*/
GTypeInterface g_iface;
/*< public >*/
void (* get_section) (GtkSectionModel *self,
guint position,
guint *out_start,
guint *out_end);
};
GDK_AVAILABLE_IN_4_12
void gtk_section_model_get_section (GtkSectionModel *self,
guint position,
guint *out_start,
guint *out_end);
/* for implementations only */
GDK_AVAILABLE_IN_4_12
void gtk_section_model_sections_changed (GtkSectionModel *self,
guint position,
guint n_items);
G_END_DECLS
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