mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-11-02 15:46:17 +01:00
4708b8ecc3
Make G_TYPE_VARIANT a fundamental type instead of boxed, and add
g_variant_{set,get,dup}_variant.
Add GParamSpecVariant.
Bug #610863.
241 lines
6.4 KiB
C
241 lines
6.4 KiB
C
/* GObject - GLib Type, Object, Parameter and Signal Library
|
|
* Copyright (C) 2000-2001 Red Hat, Inc.
|
|
*
|
|
* 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 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, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
#if !defined (__GLIB_GOBJECT_H_INSIDE__) && !defined (GOBJECT_COMPILATION)
|
|
#error "Only <glib-object.h> can be included directly."
|
|
#endif
|
|
|
|
#ifndef __G_BOXED_H__
|
|
#define __G_BOXED_H__
|
|
|
|
#include <gobject/gtype.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
/* --- type macros --- */
|
|
#define G_TYPE_IS_BOXED(type) (G_TYPE_FUNDAMENTAL (type) == G_TYPE_BOXED)
|
|
/**
|
|
* G_VALUE_HOLDS_BOXED:
|
|
* @value: a valid #GValue structure
|
|
*
|
|
* Checks whether the given #GValue can hold values derived from type %G_TYPE_BOXED.
|
|
*
|
|
* Returns: %TRUE on success.
|
|
*/
|
|
#define G_VALUE_HOLDS_BOXED(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_BOXED))
|
|
|
|
|
|
/* --- typedefs --- */
|
|
/**
|
|
* GBoxedCopyFunc:
|
|
* @boxed: The boxed structure to be copied.
|
|
*
|
|
* This function is provided by the user and should produce a copy of the passed
|
|
* in boxed structure.
|
|
*
|
|
* Returns: The newly created copy of the boxed structure.
|
|
*/
|
|
typedef gpointer (*GBoxedCopyFunc) (gpointer boxed);
|
|
|
|
/**
|
|
* GBoxedFreeFunc:
|
|
* @boxed: The boxed structure to be freed.
|
|
*
|
|
* This function is provided by the user and should free the boxed
|
|
* structure passed.
|
|
*/
|
|
typedef void (*GBoxedFreeFunc) (gpointer boxed);
|
|
|
|
|
|
/* --- prototypes --- */
|
|
gpointer g_boxed_copy (GType boxed_type,
|
|
gconstpointer src_boxed);
|
|
void g_boxed_free (GType boxed_type,
|
|
gpointer boxed);
|
|
void g_value_set_boxed (GValue *value,
|
|
gconstpointer v_boxed);
|
|
void g_value_set_static_boxed (GValue *value,
|
|
gconstpointer v_boxed);
|
|
gpointer g_value_get_boxed (const GValue *value);
|
|
gpointer g_value_dup_boxed (const GValue *value);
|
|
|
|
|
|
/* --- convenience --- */
|
|
GType g_boxed_type_register_static (const gchar *name,
|
|
GBoxedCopyFunc boxed_copy,
|
|
GBoxedFreeFunc boxed_free);
|
|
|
|
|
|
/* --- GLib boxed types --- */
|
|
/**
|
|
* G_TYPE_CLOSURE:
|
|
*
|
|
* The #GType for #GClosure.
|
|
*/
|
|
#define G_TYPE_CLOSURE (g_closure_get_type ())
|
|
/**
|
|
* G_TYPE_VALUE:
|
|
*
|
|
* The type ID of the "GValue" type which is a boxed type,
|
|
* used to pass around pointers to GValues.
|
|
*/
|
|
#define G_TYPE_VALUE (g_value_get_type ())
|
|
/**
|
|
* G_TYPE_VALUE_ARRAY:
|
|
*
|
|
* The type ID of the "GValueArray" type which is a boxed type,
|
|
* used to pass around pointers to GValueArrays.
|
|
*/
|
|
#define G_TYPE_VALUE_ARRAY (g_value_array_get_type ())
|
|
/**
|
|
* G_TYPE_DATE:
|
|
*
|
|
* The #GType for #GDate.
|
|
*/
|
|
#define G_TYPE_DATE (g_date_get_type ())
|
|
/**
|
|
* G_TYPE_STRV:
|
|
*
|
|
* The #GType for a boxed type holding a %NULL-terminated array of strings.
|
|
*
|
|
* The code fragments in the following example show the use of a property of
|
|
* type #G_TYPE_STRV with g_object_class_install_property(), g_object_set()
|
|
* and g_object_get().
|
|
*
|
|
* |[
|
|
* g_object_class_install_property (object_class,
|
|
* PROP_AUTHORS,
|
|
* g_param_spec_boxed ("authors",
|
|
* _("Authors"),
|
|
* _("List of authors"),
|
|
* G_TYPE_STRV,
|
|
* G_PARAM_READWRITE));
|
|
*
|
|
*
|
|
* gchar *authors[] = { "Owen", "Tim", NULL };
|
|
* g_object_set (obj, "authors", authors, NULL);
|
|
*
|
|
*
|
|
* gchar *writers[];
|
|
* g_object_get (obj, "authors", &writers, NULL);
|
|
* // do something with writers
|
|
* g_strfreev (writers);
|
|
* ]|
|
|
*
|
|
* Since: 2.4
|
|
*/
|
|
#define G_TYPE_STRV (g_strv_get_type ())
|
|
/**
|
|
* G_TYPE_GSTRING:
|
|
*
|
|
* The #GType for #GString.
|
|
*/
|
|
#define G_TYPE_GSTRING (g_gstring_get_type ())
|
|
/**
|
|
* G_TYPE_HASH_TABLE:
|
|
*
|
|
* The #GType for a boxed type holding a #GHashTable reference.
|
|
*
|
|
* Since: 2.10
|
|
*/
|
|
#define G_TYPE_HASH_TABLE (g_hash_table_get_type ())
|
|
/**
|
|
* G_TYPE_REGEX:
|
|
*
|
|
* The #GType for a boxed type holding a #GRegex reference.
|
|
*
|
|
* Since: 2.14
|
|
*/
|
|
#define G_TYPE_REGEX (g_regex_get_type ())
|
|
/**
|
|
* G_TYPE_ARRAY:
|
|
*
|
|
* The #GType for a boxed type holding a #GArray reference.
|
|
*
|
|
* Since: 2.22
|
|
*/
|
|
#define G_TYPE_ARRAY (g_array_get_type ())
|
|
/**
|
|
* G_TYPE_BYTE_ARRAY:
|
|
*
|
|
* The #GType for a boxed type holding a #GByteArray reference.
|
|
*
|
|
* Since: 2.22
|
|
*/
|
|
#define G_TYPE_BYTE_ARRAY (g_byte_array_get_type ())
|
|
/**
|
|
* G_TYPE_PTR_ARRAY:
|
|
*
|
|
* The #GType for a boxed type holding a #GPtrArray reference.
|
|
*
|
|
* Since: 2.22
|
|
*/
|
|
#define G_TYPE_PTR_ARRAY (g_ptr_array_get_type ())
|
|
/**
|
|
* G_TYPE_VARIANT_TYPE:
|
|
*
|
|
* The #GType for a boxed type holding a #GVariantType.
|
|
*
|
|
* Since: 2.24
|
|
*/
|
|
#define G_TYPE_VARIANT_TYPE (g_variant_type_get_gtype ())
|
|
/**
|
|
* G_TYPE_ERROR:
|
|
*
|
|
* The #GType for a boxed type holding a #GError.
|
|
*
|
|
* Since: 2.26
|
|
*/
|
|
#define G_TYPE_ERROR (g_error_get_type ())
|
|
|
|
|
|
void g_value_take_boxed (GValue *value,
|
|
gconstpointer v_boxed);
|
|
#ifndef G_DISABLE_DEPRECATED
|
|
void g_value_set_boxed_take_ownership (GValue *value,
|
|
gconstpointer v_boxed);
|
|
#endif
|
|
GType g_closure_get_type (void) G_GNUC_CONST;
|
|
GType g_value_get_type (void) G_GNUC_CONST;
|
|
GType g_value_array_get_type (void) G_GNUC_CONST;
|
|
GType g_date_get_type (void) G_GNUC_CONST;
|
|
GType g_strv_get_type (void) G_GNUC_CONST;
|
|
GType g_gstring_get_type (void) G_GNUC_CONST;
|
|
GType g_hash_table_get_type (void) G_GNUC_CONST;
|
|
GType g_array_get_type (void) G_GNUC_CONST;
|
|
GType g_byte_array_get_type (void) G_GNUC_CONST;
|
|
GType g_ptr_array_get_type (void) G_GNUC_CONST;
|
|
GType g_variant_type_get_gtype(void) G_GNUC_CONST;
|
|
GType g_regex_get_type (void) G_GNUC_CONST;
|
|
GType g_error_get_type (void) G_GNUC_CONST;
|
|
|
|
#ifndef G_DISABLE_DEPRECATED
|
|
GType g_variant_get_gtype (void) G_GNUC_CONST;
|
|
#endif
|
|
|
|
/**
|
|
* GStrv:
|
|
*
|
|
* A C representable type name for #G_TYPE_STRV.
|
|
*/
|
|
typedef gchar** GStrv;
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __G_BOXED_H__ */
|