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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Authors:
* Christopher James Lahey <clahey@umich.edu>
*
* Copyright (C) 2000 Helix Code, Inc.
* Copyright (C) 1999 The Free Software Foundation
*/
#include <config.h>
#include <gtk/gtk.h>
#include "e-card-list.h"
#include "e-card-list-iterator.h"
#define ECL_CLASS(object) (E_CARD_LIST_CLASS(GTK_OBJECT((object))->klass))
static void e_card_list_init (ECardList *card);
static void e_card_list_class_init (ECardListClass *klass);
static void e_card_list_destroy (GtkObject *object);
#define PARENT_TYPE (gtk_object_get_type ())
static GtkObjectClass *parent_class;
/**
* e_card_list_get_type:
* @void:
*
* Registers the &ECardList class if necessary, and returns the type ID
* associated to it.
*
* Return value: The type ID of the &ECardList class.
**/
GtkType
e_card_list_get_type (void)
{
static GtkType type = 0;
if (!type) {
GtkTypeInfo info = {
"ECardList",
sizeof (ECardList),
sizeof (ECardListClass),
(GtkClassInitFunc) e_card_list_class_init,
(GtkObjectInitFunc) e_card_list_init,
NULL, /* reserved_1 */
NULL, /* reserved_2 */
(GtkClassInitFunc) NULL
};
type = gtk_type_unique (PARENT_TYPE, &info);
}
return type;
}
static void
e_card_list_class_init (ECardListClass *klass)
{
GtkObjectClass *object_class;
object_class = GTK_OBJECT_CLASS(klass);
parent_class = gtk_type_class (PARENT_TYPE);
object_class->destroy = e_card_list_destroy;
}
/**
* e_card_list_init:
*/
static void
e_card_list_init (ECardList *list)
{
list->list = NULL;
list->iterators = NULL;
}
ECardList *
e_card_list_new (ECardListCopyFunc copy, ECardListFreeFunc free, void *closure)
{
ECardList *list = gtk_type_new(e_card_list_get_type());
list->copy = copy;
list->free = free;
list->closure = closure;
return list;
}
ECardIterator *
e_card_list_get_iterator (ECardList *list)
{
ECardIterator *iterator = e_card_list_iterator_new(list);
list->iterators = g_list_append(list->iterators, iterator);
return iterator;
}
int
e_card_list_length (ECardList *list)
{
return g_list_length(list->list);
}
void
e_card_list_append (ECardList *list, const void *data)
{
e_card_list_invalidate_iterators(list, NULL);
if (list->copy)
list->list = g_list_append(list->list, list->copy(data, list->closure));
else
list->list = g_list_append(list->list, (void *) data);
}
void
e_card_list_invalidate_iterators (ECardList *list, ECardIterator *skip)
{
GList *iterators = list->iterators;
for (; iterators; iterators = iterators->next) {
if (iterators->data != skip) {
e_card_iterator_invalidate(E_CARD_ITERATOR(iterators->data));
}
}
}
void
e_card_list_remove_iterator (ECardList *list, ECardIterator *iterator)
{
list->iterators = g_list_remove(list->iterators, iterator);
}
/*
* Virtual functions
*/
static void
e_card_list_destroy (GtkObject *object)
{
ECardList *list = E_CARD_LIST(object);
g_list_foreach(list->list, (GFunc) list->free, list->closure);
g_list_free(list->list);
}
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