/* GObject - GLib Type, Object, Parameter and Signal Library
* Copyright (C) 1997-1999, 2000-2001 Tim Janik and 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.
*
* gvaluetypes.h: GLib default values
*/
#if !defined (__GLIB_GOBJECT_H_INSIDE__) && !defined (GOBJECT_COMPILATION)
#error "Only <glib-object.h> can be included directly."
#endif
#ifndef __G_VALUETYPES_H__
#define __G_VALUETYPES_H__
#include <gobject/gvalue.h>
G_BEGIN_DECLS
/* --- type macros --- */
/**
* G_VALUE_HOLDS_CHAR:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_CHAR.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_CHAR(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_CHAR))
/**
* G_VALUE_HOLDS_UCHAR:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_UCHAR.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_UCHAR(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_UCHAR))
/**
* G_VALUE_HOLDS_BOOLEAN:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_BOOLEAN.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_BOOLEAN(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_BOOLEAN))
/**
* G_VALUE_HOLDS_INT:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_INT.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_INT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_INT))
/**
* G_VALUE_HOLDS_UINT:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_UINT.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_UINT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_UINT))
/**
* G_VALUE_HOLDS_LONG:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_LONG.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_LONG(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_LONG))
/**
* G_VALUE_HOLDS_ULONG:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_ULONG.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_ULONG(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_ULONG))
/**
* G_VALUE_HOLDS_INT64:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_INT64.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_INT64(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_INT64))
/**
* G_VALUE_HOLDS_UINT64:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_UINT64.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_UINT64(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_UINT64))
/**
* G_VALUE_HOLDS_FLOAT:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_FLOAT.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_FLOAT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_FLOAT))
/**
* G_VALUE_HOLDS_DOUBLE:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_DOUBLE.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_DOUBLE(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_DOUBLE))
/**
* G_VALUE_HOLDS_STRING:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_STRING.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_STRING(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_STRING))
/**
* G_VALUE_HOLDS_POINTER:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_POINTER.
*
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_POINTER(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_POINTER))
/**
* G_TYPE_GTYPE:
*
* The type for #GType.
*/
#define G_TYPE_GTYPE (g_gtype_get_type())
/**
* G_VALUE_HOLDS_GTYPE:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_GTYPE.
*
* Since: 2.12
* Returns: %TRUE on success.
*/
#define G_VALUE_HOLDS_GTYPE(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_GTYPE))
/**
* G_VALUE_HOLDS_VARIANT:
* @value: a valid #GValue structure
*
* Checks whether the given #GValue can hold values of type %G_TYPE_VARIANT.
*
* Returns: %TRUE on success.
*
* Since: 2.26
*/
#define G_VALUE_HOLDS_VARIANT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_VARIANT))
/* --- prototypes --- */
void g_value_set_char (GValue *value,
gchar v_char);
gchar g_value_get_char (const GValue *value);
void g_value_set_uchar (GValue *value,
guchar v_uchar);
guchar g_value_get_uchar (const GValue *value);
void g_value_set_boolean (GValue *value,
gboolean v_boolean);
gboolean g_value_get_boolean (const GValue *value);
void g_value_set_int (GValue *value,
gint v_int);
gint g_value_get_int (const GValue *value);
void g_value_set_uint (GValue *value,
guint v_uint);
guint g_value_get_uint (const GValue *value);
void g_value_set_long (GValue *value,
glong v_long);
glong g_value_get_long (const GValue *value);
void g_value_set_ulong (GValue *value,
gulong v_ulong);
gulong g_value_get_ulong (const GValue *value);
void g_value_set_int64 (GValue *value,
gint64 v_int64);
gint64 g_value_get_int64 (const GValue *value);
void g_value_set_uint64 (GValue *value,
guint64 v_uint64);
guint64 g_value_get_uint64 (const GValue *value);
void g_value_set_float (GValue *value,
gfloat v_float);
gfloat g_value_get_float (const GValue *value);
void g_value_set_double (GValue *value,
gdouble v_double);
gdouble g_value_get_double (const GValue *value);
void g_value_set_string (GValue *value,
const gchar *v_string);
void g_value_set_static_string (GValue *value,
const gchar *v_string);
G_CONST_RETURN gchar* g_value_get_string (const GValue *value);
gchar* g_value_dup_string (const GValue *value);
void g_value_set_pointer (GValue *value,
gpointer v_pointer);
gpointer g_value_get_pointer (const GValue *value);
GType g_gtype_get_type (void);
void g_value_set_gtype (GValue *value,
GType v_gtype);
GType g_value_get_gtype (const GValue *value);
void g_value_set_variant (GValue *value,
GVariant *variant);
void g_value_take_variant (GValue *value,
GVariant *variant);
GVariant* g_value_get_variant (const GValue *value);
GVariant* g_value_dup_variant (const GValue *value);
/* Convenience for registering new pointer types */
GType g_pointer_type_register_static (const gchar *name);
/* debugging aid, describe value contents as string */
gchar* g_strdup_value_contents (const GValue *value);
void g_value_take_string (GValue *value,
gchar *v_string);
#ifndef G_DISABLE_DEPRECATED
void g_value_set_string_take_ownership (GValue *value,
gchar *v_string);
#endif
/* humpf, need a C representable type name for G_TYPE_STRING */
/**
* gchararray:
*
* A C representable type name for #G_TYPE_STRING.
*/
typedef gchar* gchararray;
G_END_DECLS
#endif /* __G_VALUETYPES_H__ */
Submit an article or tip