📄 gvaluetypes.h
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/* 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))/* --- 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);/* 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_DEPRECATEDvoid 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__ */
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