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/* eel-glib-extensions.c - implementation of new functions that conceptually
* belong in glib. Perhaps some of these will be
* actually rolled into glib someday.
*
* Copyright (C) 2000 Eazel, Inc.
*
* The Gnome 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, Inc.,; either version 2 of the
* License, or (at your option) any later version.
*
* The Gnome 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 the Gnome Library; see the file COPYING.LIB. If not,
* write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1335 USA.
*
* Authors: John Sullivan <sullivan@eazel.com>
* ammonkey <am.monkeyd@gmail.com>
*/
#include "eel-glib-extensions.h"
#include <sys/time.h>
#include <math.h>
static void
update_auto_boolean (GSettings *settings,
const gchar *key,
gpointer user_data)
{
int *storage = user_data;
*storage = g_settings_get_boolean (settings, key);
}
void
eel_g_settings_add_auto_boolean (GSettings *settings,
const char *key,
gboolean *storage)
{
char *signal;
*storage = g_settings_get_boolean (settings, key);
signal = g_strconcat ("changed::", key, NULL);
g_signal_connect (settings, signal,
G_CALLBACK(update_auto_boolean),
storage);
}
/**
* eel_add_weak_pointer
*
* Nulls out a saved reference to an object when the object gets destroyed.
*
* @pointer_location: Address of the saved pointer.
**/
void
eel_add_weak_pointer (gpointer pointer_location)
{
gpointer *object_location;
g_return_if_fail (pointer_location != NULL);
object_location = (gpointer *) pointer_location;
if (*object_location == NULL) {
/* The reference is NULL, nothing to do. */
return;
}
g_return_if_fail (G_IS_OBJECT (*object_location));
g_object_add_weak_pointer (G_OBJECT (*object_location),
object_location);
}
/**
* eel_remove_weak_pointer
*
* Removes the weak pointer that was added by eel_add_weak_pointer.
* Also nulls out the pointer.
*
* @pointer_location: Pointer that was passed to eel_add_weak_pointer.
**/
void
eel_remove_weak_pointer (gpointer pointer_location)
{
gpointer *object_location;
g_return_if_fail (pointer_location != NULL);
object_location = (gpointer *) pointer_location;
if (*object_location == NULL) {
/* The object was already destroyed and the reference
* nulled out, nothing to do.
*/
return;
}
g_return_if_fail (G_IS_OBJECT (*object_location));
g_object_remove_weak_pointer (G_OBJECT (*object_location),
object_location);
*object_location = NULL;
}
/**
* eel_g_object_list_ref
*
* Ref all the objects in a list.
* @list: GList of objects.
**/
GList *
eel_g_object_list_ref (GList *list)
{
g_list_foreach (list, (GFunc) g_object_ref, NULL);
return list;
}
/**
* eel_g_object_list_copy
*
* Copy the list of objects, ref'ing each one.
* @list: GList of objects.
**/
GList *
eel_g_object_list_copy (GList *list)
{
return g_list_copy (eel_g_object_list_ref (list));
}
/**
* eel_g_str_list_alphabetize
*
* Sort a list of strings using locale-sensitive rules.
*
* @list: List of strings and/or NULLs.
*
* Return value: @list, sorted.
**/
GList *
eel_g_str_list_alphabetize (GList *list)
{
return g_list_sort (list, (GCompareFunc) g_utf8_collate);
}
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