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d23c9a8ba8
* glib-genmarshal.c gparamspecs.[ch] gtype.[ch] gvalue.h gvaluecollector.h gvaluetypes.[ch]: Fill in missing support for gint64 & guint64 (#59254). * Unconditionalize same (compile with or without G_HAVE_INT64).
94 lines
2.9 KiB
C
94 lines
2.9 KiB
C
/* GObject - GLib Type, Object, Parameter and Signal Library
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* Copyright (C) 1997-1999, 2000-2001 Tim Janik and Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* gvalue.h: generic GValue functions
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*/
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#ifndef __G_VALUE_H__
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#define __G_VALUE_H__
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#include <gobject/gtype.h>
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G_BEGIN_DECLS
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/* --- type macros --- */
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#define G_TYPE_IS_VALUE(type) (g_type_value_table_peek (type) != NULL)
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#define G_IS_VALUE(value) (G_TYPE_CHECK_VALUE (value))
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#define G_VALUE_TYPE(value) (((GValue*) (value))->g_type)
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#define G_VALUE_TYPE_NAME(value) (g_type_name (G_VALUE_TYPE (value)))
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#define G_VALUE_HOLDS(value,type) (G_TYPE_CHECK_VALUE_TYPE ((value), (type)))
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/* --- typedefs & structures --- */
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typedef void (*GValueExchange) (GValue *value1,
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GValue *value2);
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typedef void (*GValueTransform) (const GValue *src_value,
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GValue *dest_value);
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struct _GValue
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{
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/*< private >*/
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GType g_type;
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/* public for GTypeValueTable methods */
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union {
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gint v_int;
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guint v_uint;
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glong v_long;
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gulong v_ulong;
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gint64 v_int64;
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guint64 v_uint64;
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gfloat v_float;
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gdouble v_double;
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gpointer v_pointer;
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} data[4];
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};
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/* --- prototypes --- */
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GValue* g_value_init (GValue *value,
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GType g_type);
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void g_value_copy (const GValue *src_value,
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GValue *dest_value);
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GValue* g_value_reset (GValue *value);
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void g_value_unset (GValue *value);
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void g_value_set_instance (GValue *value,
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gpointer instance);
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/* --- private --- */
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gboolean g_value_fits_pointer (const GValue *value);
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gpointer g_value_peek_pointer (const GValue *value);
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/* --- implementation details --- */
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gboolean g_value_type_compatible (GType src_type,
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GType dest_type);
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gboolean g_value_type_transformable (GType src_type,
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GType dest_type);
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gboolean g_value_transform (const GValue *src_value,
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GValue *dest_value);
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void g_value_register_transform_func (GType src_type,
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GType dest_type,
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GValueTransform transform_func);
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#define G_VALUE_NOCOPY_CONTENTS (1 << 27)
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G_END_DECLS
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#endif /* __G_VALUE_H__ */
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