mirror of
				https://gitlab.gnome.org/GNOME/glib.git
				synced 2025-10-25 06:22:15 +02:00 
			
		
		
		
	Move it to the struct docs. Signed-off-by: Philip Withnall <philip@tecnocode.co.uk> Helps: #3037
		
			
				
	
	
		
			129 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			129 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))
 | |
| 
 | |
| 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__ */
 |