forked from AuroraMiddleware/gtk
002d37e6e3
Fri Jul 10 04:20:35 1998 Tim Janik <timj@gtk.org>
* gtk/gtktypeutils.h:
* gtk/gtktypeutils.c: added a new internal type GTK_TYPE_IDENTIFIER
which is derived from GTK_TYPE_STRING.
* gtk/gtkbindings.c: reworked the argument type handling.
228 lines
6.6 KiB
C
228 lines
6.6 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 Library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library 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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#ifndef __GTK_TYPE_UTILS_H__
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#define __GTK_TYPE_UTILS_H__
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#include <gdk/gdk.h>
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#ifdef __cplusplus
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extern "C" {
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#pragma }
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#endif /* __cplusplus */
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/* Fundamental Types
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*/
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typedef enum
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{
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GTK_TYPE_INVALID,
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GTK_TYPE_NONE,
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GTK_TYPE_CHAR,
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GTK_TYPE_BOOL,
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GTK_TYPE_INT,
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GTK_TYPE_UINT,
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GTK_TYPE_LONG,
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GTK_TYPE_ULONG,
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GTK_TYPE_FLOAT,
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GTK_TYPE_DOUBLE,
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GTK_TYPE_STRING,
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GTK_TYPE_ENUM,
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GTK_TYPE_FLAGS,
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GTK_TYPE_BOXED,
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GTK_TYPE_FOREIGN,
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GTK_TYPE_CALLBACK,
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GTK_TYPE_ARGS,
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GTK_TYPE_POINTER,
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/* It'd be great if GTK_TYPE_POINTER and GTK_TYPE_C_CALLBACK
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* could be removed eventually
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*/
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GTK_TYPE_SIGNAL,
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GTK_TYPE_C_CALLBACK,
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GTK_TYPE_OBJECT,
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GTK_FUNDAMENTAL_TYPE_LAST
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} GtkFundamentalType;
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typedef guint GtkType;
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/* Builtin Types
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*/
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#include <gtk/gtktypebuiltins.h>
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#define GTK_TYPE_IDENTIFIER (gtk_identifier_get_type ())
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GtkType gtk_identifier_get_type (void);
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/* Macros
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*/
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#define GTK_TYPE_MAKE(parent_t, seqno) (((seqno) << 8) | GTK_FUNDAMENTAL_TYPE (parent_t))
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#define GTK_FUNDAMENTAL_TYPE(type) ((GtkFundamentalType) ((type) & 0xFF))
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#define GTK_TYPE_SEQNO(type) ((type) > 0xFF ? (type) >> 8 : (type))
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typedef struct _GtkArg GtkArg;
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typedef struct _GtkObject GtkObject; /* forward declaration of object type */
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typedef struct _GtkTypeInfo GtkTypeInfo;
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typedef struct _GtkEnumValue GtkEnumValue;
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typedef struct _GtkEnumValue GtkFlagValue;
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typedef void (*GtkClassInitFunc) (gpointer klass);
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typedef void (*GtkObjectInitFunc) (gpointer object);
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typedef void (*GtkArgGetFunc) (GtkObject*, GtkArg*, guint);
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typedef void (*GtkArgSetFunc) (GtkObject*, GtkArg*, guint);
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typedef gint (*GtkFunction) (gpointer data);
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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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typedef void (*GtkDestroyNotify) (gpointer data);
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struct _GtkArg
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{
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GtkType type;
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gchar *name;
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union {
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gchar char_data;
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gint int_data;
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guint uint_data;
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gint bool_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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gpointer pointer_data;
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GtkObject *object_data;
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struct {
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GtkCallbackMarshal marshal;
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gpointer data;
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GtkDestroyNotify notify;
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} callback_data;
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struct {
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gpointer data;
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GtkDestroyNotify notify;
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} foreign_data;
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struct {
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gint n_args;
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GtkArg *args;
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} args_data;
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struct {
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GtkFunction f;
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gpointer d;
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} signal_data;
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struct {
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GtkFunction func;
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gpointer func_data;
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} c_callback_data;
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} d;
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};
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#define GTK_VALUE_CHAR(a) ((a).d.char_data)
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#define GTK_VALUE_BOOL(a) ((a).d.bool_data)
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#define GTK_VALUE_INT(a) ((a).d.int_data)
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#define GTK_VALUE_UINT(a) ((a).d.uint_data)
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#define GTK_VALUE_LONG(a) ((a).d.long_data)
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#define GTK_VALUE_ULONG(a) ((a).d.ulong_data)
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#define GTK_VALUE_FLOAT(a) ((a).d.float_data)
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#define GTK_VALUE_DOUBLE(a) ((a).d.double_data)
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#define GTK_VALUE_STRING(a) ((a).d.string_data)
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#define GTK_VALUE_ENUM(a) ((a).d.int_data)
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#define GTK_VALUE_FLAGS(a) ((a).d.int_data)
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#define GTK_VALUE_BOXED(a) ((a).d.pointer_data)
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#define GTK_VALUE_FOREIGN(a) ((a).d.foreign_data)
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#define GTK_VALUE_CALLBACK(a) ((a).d.callback_data)
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#define GTK_VALUE_ARGS(a) ((a).d.args_data)
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#define GTK_VALUE_OBJECT(a) ((a).d.pointer_data)
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#define GTK_VALUE_POINTER(a) ((a).d.pointer_data)
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#define GTK_VALUE_SIGNAL(a) ((a).d.signal_data)
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#define GTK_VALUE_C_CALLBACK(a) ((a).d.c_callback_data)
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#define GTK_RETLOC_CHAR(a) ((gchar*)(a).d.pointer_data)
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#define GTK_RETLOC_BOOL(a) ((gint*)(a).d.pointer_data)
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#define GTK_RETLOC_INT(a) ((gint*)(a).d.pointer_data)
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#define GTK_RETLOC_UINT(a) ((guint*)(a).d.pointer_data)
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#define GTK_RETLOC_LONG(a) ((glong*)(a).d.pointer_data)
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#define GTK_RETLOC_ULONG(a) ((gulong*)(a).d.pointer_data)
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#define GTK_RETLOC_FLOAT(a) ((gfloat*)(a).d.pointer_data)
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#define GTK_RETLOC_DOUBLE(a) ((gdouble*)(a).d.pointer_data)
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#define GTK_RETLOC_STRING(a) ((gchar**)(a).d.pointer_data)
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#define GTK_RETLOC_ENUM(a) ((gint*)(a).d.pointer_data)
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#define GTK_RETLOC_FLAGS(a) ((gint*)(a).d.pointer_data)
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#define GTK_RETLOC_BOXED(a) ((gpointer*)(a).d.pointer_data)
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#define GTK_RETLOC_OBJECT(a) ((GtkObject**)(a).d.pointer_data)
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#define GTK_RETLOC_POINTER(a) ((gpointer*)(a).d.pointer_data)
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struct _GtkTypeInfo
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{
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gchar *type_name;
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guint object_size;
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guint class_size;
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GtkClassInitFunc class_init_func;
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GtkObjectInitFunc object_init_func;
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gpointer reserved_1;
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gpointer reserved_2;
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GtkClassInitFunc base_class_init_func;
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};
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struct _GtkEnumValue
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{
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guint value;
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gchar *value_name;
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gchar *value_nick;
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};
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void gtk_type_init (void);
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GtkType gtk_type_unique (GtkType parent_type,
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GtkTypeInfo *type_info);
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void gtk_type_set_chunk_alloc (GtkType type,
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guint n_chunks);
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gchar* gtk_type_name (guint type);
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GtkType gtk_type_from_name (const gchar *name);
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GtkType gtk_type_parent (GtkType type);
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gpointer gtk_type_class (GtkType type);
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gpointer gtk_type_parent_class (GtkType type);
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GList* gtk_type_children_types (GtkType type);
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gpointer gtk_type_new (GtkType type);
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void gtk_type_free (GtkType type,
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gpointer mem);
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void gtk_type_describe_heritage (GtkType type);
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void gtk_type_describe_tree (GtkType type,
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gboolean show_size);
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gint gtk_type_is_a (GtkType type,
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GtkType is_a_type);
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GtkType gtk_type_register_enum (const gchar *type_name,
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GtkEnumValue *values);
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GtkType gtk_type_register_flags (const gchar *type_name,
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GtkFlagValue *values);
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GtkEnumValue* gtk_type_enum_get_values (GtkType enum_type);
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GtkFlagValue* gtk_type_flags_get_values (GtkType flags_type);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTK_TYPE_UTILS_H__ */
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