mirror of https://github.com/GNOME/gimp.git
295 lines
7.3 KiB
C
295 lines
7.3 KiB
C
/* The GIMP -- an image manipulation program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* gimpdatalist.c
|
|
* Copyright (C) 2001 Michael Natterer <mitch@gimp.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <glib-object.h>
|
|
|
|
#include "libgimpmath/gimpmath.h"
|
|
|
|
#include "core-types.h"
|
|
|
|
#include "gimpdata.h"
|
|
#include "gimpdatalist.h"
|
|
|
|
#include "libgimp/gimpintl.h"
|
|
|
|
|
|
static void gimp_data_list_class_init (GimpDataListClass *klass);
|
|
static void gimp_data_list_init (GimpDataList *list);
|
|
static void gimp_data_list_add (GimpContainer *container,
|
|
GimpObject *object);
|
|
static void gimp_data_list_remove (GimpContainer *container,
|
|
GimpObject *object);
|
|
|
|
static void gimp_data_list_uniquefy_data_name (GimpDataList *data_list,
|
|
GimpObject *object);
|
|
static void gimp_data_list_object_renamed_callback (GimpObject *object,
|
|
GimpDataList *data_list);
|
|
static gint gimp_data_list_data_compare_func (gconstpointer first,
|
|
gconstpointer second);
|
|
|
|
|
|
static GimpListClass *parent_class = NULL;
|
|
|
|
|
|
GType
|
|
gimp_data_list_get_type (void)
|
|
{
|
|
static GType list_type = 0;
|
|
|
|
if (! list_type)
|
|
{
|
|
static const GTypeInfo list_info =
|
|
{
|
|
sizeof (GimpDataListClass),
|
|
(GBaseInitFunc) NULL,
|
|
(GBaseFinalizeFunc) NULL,
|
|
(GClassInitFunc) gimp_data_list_class_init,
|
|
NULL, /* class_finalize */
|
|
NULL, /* class_data */
|
|
sizeof (GimpDataList),
|
|
0, /* n_preallocs */
|
|
(GInstanceInitFunc) gimp_data_list_init,
|
|
};
|
|
|
|
list_type = g_type_register_static (GIMP_TYPE_LIST,
|
|
"GimpDataList",
|
|
&list_info, 0);
|
|
}
|
|
|
|
return list_type;
|
|
}
|
|
|
|
static void
|
|
gimp_data_list_class_init (GimpDataListClass *klass)
|
|
{
|
|
GimpContainerClass *container_class;
|
|
|
|
container_class = GIMP_CONTAINER_CLASS (klass);
|
|
|
|
parent_class = g_type_class_peek_parent (klass);
|
|
|
|
container_class->add = gimp_data_list_add;
|
|
container_class->remove = gimp_data_list_remove;
|
|
}
|
|
|
|
static void
|
|
gimp_data_list_init (GimpDataList *list)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gimp_data_list_add (GimpContainer *container,
|
|
GimpObject *object)
|
|
{
|
|
GimpList *list;
|
|
|
|
list = GIMP_LIST (container);
|
|
|
|
gimp_data_list_uniquefy_data_name (GIMP_DATA_LIST (container), object);
|
|
|
|
list->list = g_list_insert_sorted (list->list, object,
|
|
gimp_data_list_data_compare_func);
|
|
|
|
g_signal_connect (G_OBJECT (object), "name_changed",
|
|
G_CALLBACK (gimp_data_list_object_renamed_callback),
|
|
container);
|
|
}
|
|
|
|
static void
|
|
gimp_data_list_remove (GimpContainer *container,
|
|
GimpObject *object)
|
|
{
|
|
GimpList *list;
|
|
|
|
list = GIMP_LIST (container);
|
|
|
|
g_signal_handlers_disconnect_by_func (G_OBJECT (object),
|
|
gimp_data_list_object_renamed_callback,
|
|
container);
|
|
|
|
list->list = g_list_remove (list->list, object);
|
|
}
|
|
|
|
GimpContainer *
|
|
gimp_data_list_new (GType children_type)
|
|
|
|
{
|
|
GimpDataList *list;
|
|
|
|
g_return_val_if_fail (g_type_is_a (children_type, GIMP_TYPE_DATA), NULL);
|
|
|
|
list = g_object_new (GIMP_TYPE_DATA_LIST,
|
|
"children_type", children_type,
|
|
"policy", GIMP_CONTAINER_POLICY_STRONG,
|
|
NULL);
|
|
|
|
return GIMP_CONTAINER (list);
|
|
}
|
|
|
|
static void
|
|
gimp_data_list_uniquefy_data_name (GimpDataList *data_list,
|
|
GimpObject *object)
|
|
{
|
|
GList *base_list;
|
|
GList *list;
|
|
GList *list2;
|
|
GimpObject *object2;
|
|
gint unique_ext = 0;
|
|
gchar *new_name = NULL;
|
|
gchar *ext;
|
|
gboolean have;
|
|
|
|
g_return_if_fail (GIMP_IS_DATA_LIST (data_list));
|
|
g_return_if_fail (GIMP_IS_OBJECT (object));
|
|
|
|
base_list = GIMP_LIST (data_list)->list;
|
|
|
|
have = gimp_container_have (GIMP_CONTAINER (data_list), object);
|
|
|
|
for (list = base_list; list; list = g_list_next (list))
|
|
{
|
|
object2 = GIMP_OBJECT (list->data);
|
|
|
|
if (object != object2 &&
|
|
strcmp (gimp_object_get_name (GIMP_OBJECT (object)),
|
|
gimp_object_get_name (GIMP_OBJECT (object2))) == 0)
|
|
{
|
|
ext = strrchr (object->name, '#');
|
|
|
|
if (ext)
|
|
{
|
|
gchar *ext_str;
|
|
|
|
unique_ext = atoi (ext + 1);
|
|
|
|
ext_str = g_strdup_printf ("%d", unique_ext);
|
|
|
|
/* check if the extension really is of the form "#<n>" */
|
|
if (! strcmp (ext_str, ext + 1))
|
|
{
|
|
*ext = '\0';
|
|
}
|
|
else
|
|
{
|
|
unique_ext = 0;
|
|
}
|
|
|
|
g_free (ext_str);
|
|
}
|
|
else
|
|
{
|
|
unique_ext = 0;
|
|
}
|
|
|
|
do
|
|
{
|
|
unique_ext++;
|
|
|
|
g_free (new_name);
|
|
|
|
new_name = g_strdup_printf ("%s#%d", object->name, unique_ext);
|
|
|
|
for (list2 = base_list; list2; list2 = g_list_next (list2))
|
|
{
|
|
object2 = GIMP_OBJECT (list2->data);
|
|
|
|
if (object == object2)
|
|
continue;
|
|
|
|
if (! strcmp (object2->name, new_name))
|
|
break;
|
|
}
|
|
}
|
|
while (list2);
|
|
|
|
if (have)
|
|
g_signal_handlers_block_by_func (G_OBJECT (object),
|
|
gimp_data_list_object_renamed_callback,
|
|
data_list);
|
|
|
|
gimp_object_set_name (object, new_name);
|
|
|
|
if (have)
|
|
g_signal_handlers_unblock_by_func (G_OBJECT (object),
|
|
gimp_data_list_object_renamed_callback,
|
|
data_list);
|
|
|
|
g_free (new_name);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (have)
|
|
{
|
|
gint old_index;
|
|
gint new_index = 0;
|
|
|
|
old_index = g_list_index (base_list, object);
|
|
|
|
for (list2 = base_list; list2; list2 = g_list_next (list2))
|
|
{
|
|
object2 = GIMP_OBJECT (list2->data);
|
|
|
|
if (object == object2)
|
|
continue;
|
|
|
|
if (strcmp (object->name, object2->name) > 0)
|
|
new_index++;
|
|
else
|
|
break;
|
|
}
|
|
|
|
if (new_index != old_index)
|
|
{
|
|
gimp_container_reorder (GIMP_CONTAINER (data_list),
|
|
object, new_index);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
gimp_data_list_object_renamed_callback (GimpObject *object,
|
|
GimpDataList *data_list)
|
|
{
|
|
gimp_data_list_uniquefy_data_name (data_list, object);
|
|
}
|
|
|
|
static gint
|
|
gimp_data_list_data_compare_func (gconstpointer first,
|
|
gconstpointer second)
|
|
{
|
|
GimpData *first_data = (GimpData *) first;
|
|
GimpData *second_data = (GimpData *) second;
|
|
|
|
/* move the internal objects (like the FG -> BG) gradient) to the top */
|
|
if (first_data->internal != second_data->internal)
|
|
return first_data->internal ? -1 : 1;
|
|
|
|
return strcmp (((const GimpObject *) first)->name,
|
|
((const GimpObject *) second)->name);
|
|
}
|