diff -r 666f914201fb -r 2fe1408b6811 epoc32/include/stdapis/glib-2.0/gobject/gparam.h --- a/epoc32/include/stdapis/glib-2.0/gobject/gparam.h Tue Nov 24 13:55:44 2009 +0000 +++ b/epoc32/include/stdapis/glib-2.0/gobject/gparam.h Tue Mar 16 16:12:26 2010 +0000 @@ -1,1 +1,236 @@ -gparam.h +/* GObject - GLib Type, Object, Parameter and Signal Library + * Copyright (C) 1997-1999, 2000-2001 Tim Janik and Red Hat, Inc. + * Portions copyright (c) 2006 Nokia Corporation. All rights reserved. + * + * 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. + * + * gparam.h: GParamSpec base class implementation + */ +#if !defined (__GLIB_GOBJECT_H_INSIDE__) && !defined (GOBJECT_COMPILATION) +#error "Only can be included directly." +#endif + +#ifndef __G_PARAM_H__ +#define __G_PARAM_H__ + +#include <_ansi.h> +#include + +G_BEGIN_DECLS + +/* --- standard type macros --- */ +#define G_TYPE_IS_PARAM(type) (G_TYPE_FUNDAMENTAL (type) == G_TYPE_PARAM) +#define G_PARAM_SPEC(pspec) (G_TYPE_CHECK_INSTANCE_CAST ((pspec), G_TYPE_PARAM, GParamSpec)) +#define G_IS_PARAM_SPEC(pspec) (G_TYPE_CHECK_INSTANCE_TYPE ((pspec), G_TYPE_PARAM)) +#define G_PARAM_SPEC_CLASS(pclass) (G_TYPE_CHECK_CLASS_CAST ((pclass), G_TYPE_PARAM, GParamSpecClass)) +#define G_IS_PARAM_SPEC_CLASS(pclass) (G_TYPE_CHECK_CLASS_TYPE ((pclass), G_TYPE_PARAM)) +#define G_PARAM_SPEC_GET_CLASS(pspec) (G_TYPE_INSTANCE_GET_CLASS ((pspec), G_TYPE_PARAM, GParamSpecClass)) + + +/* --- convenience macros --- */ +#define G_PARAM_SPEC_TYPE(pspec) (G_TYPE_FROM_INSTANCE (pspec)) +#define G_PARAM_SPEC_TYPE_NAME(pspec) (g_type_name (G_PARAM_SPEC_TYPE (pspec))) +#define G_PARAM_SPEC_VALUE_TYPE(pspec) (G_PARAM_SPEC (pspec)->value_type) +#define G_VALUE_HOLDS_PARAM(value) (G_TYPE_CHECK_VALUE_TYPE ((value), G_TYPE_PARAM)) + + +/* --- flags --- */ +typedef enum +{ + G_PARAM_READABLE = 1 << 0, + G_PARAM_WRITABLE = 1 << 1, + G_PARAM_CONSTRUCT = 1 << 2, + G_PARAM_CONSTRUCT_ONLY = 1 << 3, + G_PARAM_LAX_VALIDATION = 1 << 4, + G_PARAM_STATIC_NAME = 1 << 5, +#ifndef G_DISABLE_DEPRECATED + G_PARAM_PRIVATE = G_PARAM_STATIC_NAME, +#endif + G_PARAM_STATIC_NICK = 1 << 6, + G_PARAM_STATIC_BLURB = 1 << 7 +} GParamFlags; +#define G_PARAM_READWRITE (G_PARAM_READABLE | G_PARAM_WRITABLE) +#define G_PARAM_MASK (0x000000ff) +/* bits in the range 0xffffff00 are reserved for 3rd party usage */ +#define G_PARAM_USER_SHIFT (8) + + +/* --- typedefs & structures --- */ +typedef struct _GParamSpec GParamSpec; +typedef struct _GParamSpecClass GParamSpecClass; +typedef struct _GParameter GParameter; +typedef struct _GParamSpecPool GParamSpecPool; +struct _GParamSpec +{ + GTypeInstance g_type_instance; + + gchar *name; + GParamFlags flags; + GType value_type; + GType owner_type; /* class or interface using this property */ + + /*< private >*/ + gchar *_nick; + gchar *_blurb; + GData *qdata; + guint ref_count; + guint param_id; /* sort-criteria */ +}; +struct _GParamSpecClass +{ + GTypeClass g_type_class; + + GType value_type; + + void (*finalize) (GParamSpec *pspec); + + /* GParam methods */ + void (*value_set_default) (GParamSpec *pspec, + GValue *value); + gboolean (*value_validate) (GParamSpec *pspec, + GValue *value); + gint (*values_cmp) (GParamSpec *pspec, + const GValue *value1, + const GValue *value2); + /*< private >*/ + gpointer dummy[4]; +}; +struct _GParameter /* auxillary structure for _setv() variants */ +{ + const gchar *name; + GValue value; +}; + + +/* --- prototypes --- */ +IMPORT_C GParamSpec* g_param_spec_ref (GParamSpec *pspec); +IMPORT_C void g_param_spec_unref (GParamSpec *pspec); +IMPORT_C void g_param_spec_sink (GParamSpec *pspec); +IMPORT_C GParamSpec* g_param_spec_ref_sink (GParamSpec *pspec); +IMPORT_C gpointer g_param_spec_get_qdata (GParamSpec *pspec, + GQuark quark); +IMPORT_C void g_param_spec_set_qdata (GParamSpec *pspec, + GQuark quark, + gpointer data); +IMPORT_C void g_param_spec_set_qdata_full (GParamSpec *pspec, + GQuark quark, + gpointer data, + GDestroyNotify destroy); +IMPORT_C gpointer g_param_spec_steal_qdata (GParamSpec *pspec, + GQuark quark); +IMPORT_C GParamSpec* g_param_spec_get_redirect_target (GParamSpec *pspec); + +IMPORT_C void g_param_value_set_default (GParamSpec *pspec, + GValue *value); +IMPORT_C gboolean g_param_value_defaults (GParamSpec *pspec, + GValue *value); +IMPORT_C gboolean g_param_value_validate (GParamSpec *pspec, + GValue *value); +IMPORT_C gboolean g_param_value_convert (GParamSpec *pspec, + const GValue *src_value, + GValue *dest_value, + gboolean strict_validation); +IMPORT_C gint g_param_values_cmp (GParamSpec *pspec, + const GValue *value1, + const GValue *value2); +IMPORT_C G_CONST_RETURN gchar* g_param_spec_get_name (GParamSpec *pspec); +IMPORT_C G_CONST_RETURN gchar* g_param_spec_get_nick (GParamSpec *pspec); +IMPORT_C G_CONST_RETURN gchar* g_param_spec_get_blurb (GParamSpec *pspec); +IMPORT_C void g_value_set_param (GValue *value, + GParamSpec *param); +IMPORT_C GParamSpec* g_value_get_param (const GValue *value); +IMPORT_C GParamSpec* g_value_dup_param (const GValue *value); + + +IMPORT_C void g_value_take_param (GValue *value, + GParamSpec *param); +#ifndef G_DISABLE_DEPRECATED +IMPORT_C void g_value_set_param_take_ownership (GValue *value, + GParamSpec *param); +#endif + +/* --- convenience functions --- */ +typedef struct _GParamSpecTypeInfo GParamSpecTypeInfo; +struct _GParamSpecTypeInfo +{ + /* type system portion */ + guint16 instance_size; /* obligatory */ + guint16 n_preallocs; /* optional */ + void (*instance_init) (GParamSpec *pspec); /* optional */ + + /* class portion */ + GType value_type; /* obligatory */ + void (*finalize) (GParamSpec *pspec); /* optional */ + void (*value_set_default) (GParamSpec *pspec, /* recommended */ + GValue *value); + gboolean (*value_validate) (GParamSpec *pspec, /* optional */ + GValue *value); + gint (*values_cmp) (GParamSpec *pspec, /* recommended */ + const GValue *value1, + const GValue *value2); +}; +IMPORT_C GType g_param_type_register_static (const gchar *name, + const GParamSpecTypeInfo *pspec_info); + +/* For registering builting types */ +GType _g_param_type_register_static_constant (const gchar *name, + const GParamSpecTypeInfo *pspec_info, + GType opt_type); + + +/* --- protected --- */ +IMPORT_C gpointer g_param_spec_internal (GType param_type, + const gchar *name, + const gchar *nick, + const gchar *blurb, + GParamFlags flags); +IMPORT_C GParamSpecPool* g_param_spec_pool_new (gboolean type_prefixing); +IMPORT_C void g_param_spec_pool_insert (GParamSpecPool *pool, + GParamSpec *pspec, + GType owner_type); +IMPORT_C void g_param_spec_pool_remove (GParamSpecPool *pool, + GParamSpec *pspec); +IMPORT_C GParamSpec* g_param_spec_pool_lookup (GParamSpecPool *pool, + const gchar *param_name, + GType owner_type, + gboolean walk_ancestors); +IMPORT_C GList* g_param_spec_pool_list_owned (GParamSpecPool *pool, + GType owner_type); +IMPORT_C GParamSpec** g_param_spec_pool_list (GParamSpecPool *pool, + GType owner_type, + guint *n_pspecs_p); + + + +/* contracts: + * + * gboolean value_validate (GParamSpec *pspec, + * GValue *value): + * modify value contents in the least destructive way, so + * that it complies with pspec's requirements (i.e. + * according to minimum/maximum ranges etc...). return + * whether modification was necessary. + * + * gint values_cmp (GParamSpec *pspec, + * const GValue *value1, + * const GValue *value2): + * return value1 - value2, i.e. (-1) if value1 < value2, + * (+1) if value1 > value2, and (0) otherwise (equality) + */ + +G_END_DECLS + +#endif /* __G_PARAM_H__ */