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/* tp-intset.h - Headers for a Glib-link set of integers
*
* Copyright (C) 2005, 2006 Collabora Ltd. <http://www.collabora.co.uk/>
* Copyright (C) 2005, 2006 Nokia Corporation
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef __CONTEXT_PROVIDER_INTSET_H__
#define __CONTEXT_PROVIDER_INTSET_H__
#include <glib-object.h>
G_BEGIN_DECLS
/**
* ContextProviderIntSet:
*
* Opaque type representing a set of unsigned integers.
*/
typedef struct _ContextProviderIntSet ContextProviderIntSet;
/**
* ContextProviderIntFunc:
* @i: The relevant integer
* @userdata: Opaque user data
*
* A callback function acting on unsigned integers.
*/
typedef void (*ContextProviderIntFunc) (guint i, gpointer userdata);
ContextProviderIntSet *context_provider_intset_new (void);
ContextProviderIntSet *context_provider_intset_sized_new (guint size);
void context_provider_intset_destroy (ContextProviderIntSet *set);
void context_provider_intset_clear (ContextProviderIntSet *set);
void context_provider_intset_add (ContextProviderIntSet *set, guint element);
gboolean context_provider_intset_remove (ContextProviderIntSet *set, guint element);
gboolean context_provider_intset_is_member (const ContextProviderIntSet *set, guint element);
gboolean context_provider_intset_is_subset_of (const ContextProviderIntSet *left, const ContextProviderIntSet *right);
gboolean context_provider_intset_is_disjoint (const ContextProviderIntSet *left, const ContextProviderIntSet *right);
void context_provider_intset_foreach (const ContextProviderIntSet *set, ContextProviderIntFunc func,
gpointer userdata);
guint context_provider_intset_size (const ContextProviderIntSet *set);
gboolean context_provider_intset_is_equal (const ContextProviderIntSet *left, const ContextProviderIntSet *right);
ContextProviderIntSet *context_provider_intset_copy (const ContextProviderIntSet *orig);
ContextProviderIntSet *context_provider_intset_intersection (const ContextProviderIntSet *left, const ContextProviderIntSet *right);
ContextProviderIntSet *context_provider_intset_union (const ContextProviderIntSet *left, const ContextProviderIntSet *right);
ContextProviderIntSet *context_provider_intset_difference (const ContextProviderIntSet *left, const ContextProviderIntSet *right);
ContextProviderIntSet *context_provider_intset_symmetric_difference (const ContextProviderIntSet *left,
const ContextProviderIntSet *right);
gchar *context_provider_intset_dump (const ContextProviderIntSet *set);
typedef struct _ContextProviderIntSetIter ContextProviderIntSetIter;
/**
* ContextProviderIntSetIter:
* @set: The set iterated over.
* @element: Must be (guint)(-1) before iteration starts. Set to the next
* element in the set by context_provider_intset_iter_next(); undefined after
* context_provider_intset_iter_next() returns %FALSE.
*
* A structure representing iteration over a set of integers. Must be
* initialized with either CONTEXT_PROVIDER_INTSET_ITER_INIT() or context_provider_intset_iter_init().
*/
struct _ContextProviderIntSetIter
{
const ContextProviderIntSet *set;
guint element;
};
/**
* CONTEXT_PROVIDER_INTSET_ITER_INIT:
* @set: A set of integers
*
* A suitable static initializer for a #ContextProviderIntSetIter, to be used as follows:
*
* <informalexample><programlisting>
* void
* do_something (const ContextProviderIntSet *intset)
* {
* ContextProviderIntSetIter iter = CONTEXT_PROVIDER_INTSET_ITER_INIT (intset);
* /<!-- -->* ... do something with iter ... *<!-- -->/
* }
* </programlisting></informalexample>
*/
#define CONTEXT_PROVIDER_INTSET_ITER_INIT(set) { (set), (guint)(-1) }
gboolean context_provider_intset_iter_next (ContextProviderIntSetIter *iter);
G_END_DECLS
#endif /*__CONTEXT_PROVIDER_INTSET_H__*/
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