gtk/gtk/gtktreesortable.h
Matthias Clasen 71e3cae54c Allow sorting of tree models to be turned off again. (#151139, Torsten
Sun Sep  5 01:04:01 2004  Matthias Clasen  <maclas@gmx.de>

	Allow sorting of tree models to be turned off
	again.  (#151139, Torsten Schoenfeld)

	* gtk/gtktreesortable.h:
	Add GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID.

	* gtk/gtktreestore.c (gtk_tree_store_sort):
	* gtk/gtkliststore.c (gtk_list_store_sort): Don't sort if
	the list store is not sorted.
2004-09-05 05:06:05 +00:00

100 lines
4.0 KiB
C

/* gtktreesortable.h
* Copyright (C) 2001 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GTK_TREE_SORTABLE_H__
#define __GTK_TREE_SORTABLE_H__
#include <gtk/gtkenums.h>
#include <gtk/gtktreemodel.h>
#include <gtk/gtktypeutils.h>
G_BEGIN_DECLS
#define GTK_TYPE_TREE_SORTABLE (gtk_tree_sortable_get_type ())
#define GTK_TREE_SORTABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TREE_SORTABLE, GtkTreeSortable))
#define GTK_TREE_SORTABLE_CLASS(obj) (G_TYPE_CHECK_CLASS_CAST ((obj), GTK_TYPE_TREE_SORTABLE, GtkTreeSortableIface))
#define GTK_IS_TREE_SORTABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_SORTABLE))
#define GTK_TREE_SORTABLE_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_TREE_SORTABLE, GtkTreeSortableIface))
enum {
GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID = -1,
GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID = -2
};
typedef struct _GtkTreeSortable GtkTreeSortable; /* Dummy typedef */
typedef struct _GtkTreeSortableIface GtkTreeSortableIface;
typedef gint (* GtkTreeIterCompareFunc) (GtkTreeModel *model,
GtkTreeIter *a,
GtkTreeIter *b,
gpointer user_data);
struct _GtkTreeSortableIface
{
GTypeInterface g_iface;
/* signals */
void (* sort_column_changed) (GtkTreeSortable *sortable);
/* virtual table */
gboolean (* get_sort_column_id) (GtkTreeSortable *sortable,
gint *sort_column_id,
GtkSortType *order);
void (* set_sort_column_id) (GtkTreeSortable *sortable,
gint sort_column_id,
GtkSortType order);
void (* set_sort_func) (GtkTreeSortable *sortable,
gint sort_column_id,
GtkTreeIterCompareFunc func,
gpointer data,
GtkDestroyNotify destroy);
void (* set_default_sort_func) (GtkTreeSortable *sortable,
GtkTreeIterCompareFunc func,
gpointer data,
GtkDestroyNotify destroy);
gboolean (* has_default_sort_func) (GtkTreeSortable *sortable);
};
GType gtk_tree_sortable_get_type (void) G_GNUC_CONST;
void gtk_tree_sortable_sort_column_changed (GtkTreeSortable *sortable);
gboolean gtk_tree_sortable_get_sort_column_id (GtkTreeSortable *sortable,
gint *sort_column_id,
GtkSortType *order);
void gtk_tree_sortable_set_sort_column_id (GtkTreeSortable *sortable,
gint sort_column_id,
GtkSortType order);
void gtk_tree_sortable_set_sort_func (GtkTreeSortable *sortable,
gint sort_column_id,
GtkTreeIterCompareFunc sort_func,
gpointer user_data,
GtkDestroyNotify destroy);
void gtk_tree_sortable_set_default_sort_func (GtkTreeSortable *sortable,
GtkTreeIterCompareFunc sort_func,
gpointer user_data,
GtkDestroyNotify destroy);
gboolean gtk_tree_sortable_has_default_sort_func (GtkTreeSortable *sortable);
G_END_DECLS
#endif /* __GTK_TREE_SORTABLE_H__ */