mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-11-14 05:16:18 +01:00
5b01b47c34
gicon: Add introspection for to_tokens / from_tokens vfunc's See merge request GNOME/glib!2937
134 lines
4.2 KiB
C
134 lines
4.2 KiB
C
/* GIO - GLib Input, Output and Streaming Library
|
|
*
|
|
* Copyright (C) 2006-2007 Red Hat, Inc.
|
|
*
|
|
* SPDX-License-Identifier: LGPL-2.1-or-later
|
|
*
|
|
* 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, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Author: Alexander Larsson <alexl@redhat.com>
|
|
*/
|
|
|
|
#ifndef __G_ICON_H__
|
|
#define __G_ICON_H__
|
|
|
|
#if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
|
|
#error "Only <gio/gio.h> can be included directly."
|
|
#endif
|
|
|
|
#include <gio/giotypes.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define G_TYPE_ICON (g_icon_get_type ())
|
|
#define G_ICON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), G_TYPE_ICON, GIcon))
|
|
#define G_IS_ICON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), G_TYPE_ICON))
|
|
#define G_ICON_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_ICON, GIconIface))
|
|
|
|
/**
|
|
* GIcon:
|
|
*
|
|
* An abstract type that specifies an icon.
|
|
**/
|
|
typedef struct _GIconIface GIconIface;
|
|
|
|
/**
|
|
* GIconIface:
|
|
* @g_iface: The parent interface.
|
|
* @hash: A hash for a given #GIcon.
|
|
* @equal: Checks if two #GIcons are equal.
|
|
* @to_tokens: Serializes a #GIcon into tokens. The tokens must not
|
|
* contain any whitespace. Don't implement if the #GIcon can't be
|
|
* serialized (Since 2.20).
|
|
* @from_tokens: Constructs a #GIcon from tokens. Set the #GError if
|
|
* the tokens are malformed. Don't implement if the #GIcon can't be
|
|
* serialized (Since 2.20).
|
|
* @serialize: Serializes a #GIcon into a #GVariant. Since: 2.38
|
|
*
|
|
* GIconIface is used to implement GIcon types for various
|
|
* different systems. See #GThemedIcon and #GLoadableIcon for
|
|
* examples of how to implement this interface.
|
|
*/
|
|
struct _GIconIface
|
|
{
|
|
GTypeInterface g_iface;
|
|
|
|
/* Virtual Table */
|
|
|
|
guint (* hash) (GIcon *icon);
|
|
gboolean (* equal) (GIcon *icon1,
|
|
GIcon *icon2);
|
|
|
|
/**
|
|
* GIconIface::to_tokens:
|
|
* @icon: The #GIcon
|
|
* @tokens: (element-type utf8) (out caller-allocates):
|
|
* The array to fill with tokens
|
|
* @out_version: (out): version of serialized tokens
|
|
*
|
|
* Serializes the @icon into string tokens.
|
|
* This is can be invoked when g_icon_new_for_string() is called.
|
|
*
|
|
* Returns: %TRUE if serialization took place, %FALSE otherwise
|
|
*
|
|
* Since: 2.20
|
|
*/
|
|
gboolean (* to_tokens) (GIcon *icon,
|
|
GPtrArray *tokens,
|
|
gint *out_version);
|
|
|
|
/**
|
|
* GIconIface::from_tokens:
|
|
* @tokens: (array length=num_tokens): An array of tokens
|
|
* @num_tokens: The number of tokens in @tokens
|
|
* @version: Version of the serialized tokens
|
|
* @error: Return location for errors, or %NULL to ignore
|
|
*
|
|
* Constructs a #GIcon from a list of @tokens.
|
|
*
|
|
* Returns: (nullable) (transfer full): the #GIcon or %NULL on error
|
|
*
|
|
* Since: 2.20
|
|
*/
|
|
GIcon * (* from_tokens) (gchar **tokens,
|
|
gint num_tokens,
|
|
gint version,
|
|
GError **error);
|
|
|
|
GVariant * (* serialize) (GIcon *icon);
|
|
};
|
|
|
|
GIO_AVAILABLE_IN_ALL
|
|
GType g_icon_get_type (void) G_GNUC_CONST;
|
|
|
|
GIO_AVAILABLE_IN_ALL
|
|
guint g_icon_hash (gconstpointer icon);
|
|
GIO_AVAILABLE_IN_ALL
|
|
gboolean g_icon_equal (GIcon *icon1,
|
|
GIcon *icon2);
|
|
GIO_AVAILABLE_IN_ALL
|
|
gchar *g_icon_to_string (GIcon *icon);
|
|
GIO_AVAILABLE_IN_ALL
|
|
GIcon *g_icon_new_for_string (const gchar *str,
|
|
GError **error);
|
|
|
|
GIO_AVAILABLE_IN_2_38
|
|
GVariant * g_icon_serialize (GIcon *icon);
|
|
GIO_AVAILABLE_IN_2_38
|
|
GIcon * g_icon_deserialize (GVariant *value);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __G_ICON_H__ */
|