gio/gsimplepermission.c

   1 /*
   2  * Copyright © 2010 Codethink Limited
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the licence, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  *
  19  * Author: Ryan Lortie <desrt@desrt.ca>
  20  */
  21
  22 #include "config.h"
  23
  24 #include "gsimplepermission.h"
  25 #include "gpermission.h"
  26
  27
  28 /**
  29  * SECTION:gsimplepermission
  30  * @title: GSimplePermission
  31  * @short_description: A GPermission that doesn't change value
  32  *
  33  * #GSimplePermission is a trivial implementation of #GPermission that
  34  * represents a permission that is either always or never allowed.  The
  35  * value is given at construction and doesn't change.
  36  *
  37  * Calling request or release will result in errors.
  38  **/
  39
  40 /**
  41  * GSimplePermission:
  42  *
  43  * #GSimplePermission is an opaque data structure.  There are no methods
  44  * except for those defined by #GPermission.
  45  **/
  46
  47 typedef GPermissionClass GSimplePermissionClass;
  48
  49 struct _GSimplePermission
  50 {
  51   GPermission parent_instance;
  52 };
  53
  54 G_DEFINE_TYPE (GSimplePermission, g_simple_permission, G_TYPE_PERMISSION)
  55
  56 static void
  57 g_simple_permission_init (GSimplePermission *simple)
  58 {
  59 }
  60
  61 static void
  62 g_simple_permission_class_init (GSimplePermissionClass *class)
  63 {
  64 }
  65
  66 /**
  67  * g_simple_permission_new:
  68  * @allowed: %TRUE if the action is allowed
  69  *
  70  * Creates a new #GPermission instance that represents an action that is
  71  * either always or never allowed.
  72  *
  73  * Returns: the #GSimplePermission, as a #GPermission
  74  *
  75  * Since: 2.26
  76  **/
  77 GPermission *
  78 g_simple_permission_new (gboolean allowed)
  79 {
  80   GPermission *permission = g_object_new (G_TYPE_SIMPLE_PERMISSION, NULL);
  81
  82   g_permission_impl_update (permission, allowed, FALSE, FALSE);
  83
  84   return permission;
  85 }