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125 lines
3.3 KiB
C
125 lines
3.3 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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 Public
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* 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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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#ifndef __GTK_TYPE_UTILS_H__
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#define __GTK_TYPE_UTILS_H__
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/* enum types generated by glib-mkenums
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*/
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#include <gtk/gtktypebuiltins.h>
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G_BEGIN_DECLS
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/* urg */
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#define GTK_TYPE_IDENTIFIER (gtk_identifier_get_type ())
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GType gtk_identifier_get_type (void) G_GNUC_CONST;
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/* --- typedefs --- */
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/* here we come with some necessary forward declarations for structures and
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* provide some fundamental function signatures
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*/
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typedef struct _GtkArg GtkArg;
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typedef struct _GtkObject GtkObject; /* object forward declaration */
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/**
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* GtkFunction:
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* @data: #gpointer
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*
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* Defines a function pointer.
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*
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* Returns: #gint
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*/
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typedef gboolean (*GtkFunction) (gpointer data);
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/**
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* GtkCallbackMarshal:
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* @object: #GtkObject*
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* @data: #gpointer
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* @n_args: #guint
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* @args: #GtkArg*
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*
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* Defines a function pointer.
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*/
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typedef void (*GtkCallbackMarshal) (GtkObject *object,
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gpointer data,
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guint n_args,
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GtkArg *args);
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/* This used to be defined in gtkitemfactory.h, but moved over here after
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* the complete deprecation of that header
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*/
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typedef gchar * (*GtkTranslateFunc) (const gchar *path,
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gpointer func_data);
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#if defined (GTK_COMPILATION)
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/**
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* GtkArg:
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*
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* This is a structure that we use to pass in typed values (and names).
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*/
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struct _GtkArg
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{
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GType type;
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gchar *name;
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/* this union only defines the required storage types for
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* the possibile values, thus there is no gint enum_data field,
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* because that would just be a mere alias for gint int_data.
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* use the GTK_VALUE_*() and GTK_RETLOC_*() macros to access
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* the discrete memebers.
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*/
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union {
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/* flat values */
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gchar char_data;
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guchar uchar_data;
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gboolean bool_data;
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gint int_data;
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guint uint_data;
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glong long_data;
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gulong ulong_data;
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gfloat float_data;
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gdouble double_data;
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gchar *string_data;
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GtkObject *object_data;
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gpointer pointer_data;
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/* structured values */
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struct {
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GCallback f;
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gpointer d;
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} signal_data;
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} d;
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};
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#endif /* GTK_COMPILATION */
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G_END_DECLS
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#endif /* __GTK_TYPE_UTILS_H__ */
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