172 lines
6.4 KiB
C
172 lines
6.4 KiB
C
/*
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* mooutils-gobject.h
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*
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* Copyright (C) 2004-2006 by Yevgen Muntyan <muntyan@math.tamu.edu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* See COPYING file that comes with this distribution.
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*/
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#ifndef __MOO_UTILS_GOBJECT_H__
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#define __MOO_UTILS_GOBJECT_H__
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#include <gtk/gtkwidget.h>
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#include <mooutils/mooclosure.h>
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#ifndef G_GNUC_NULL_TERMINATED
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#if __GNUC__ >= 4
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#define G_GNUC_NULL_TERMINATED __attribute__((__sentinel__))
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#else
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#define G_GNUC_NULL_TERMINATED
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#endif
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#endif
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G_BEGIN_DECLS
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/*****************************************************************************/
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/* GType type
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*/
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#define MOO_TYPE_GTYPE (_moo_gtype_get_type())
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GType _moo_gtype_get_type (void) G_GNUC_CONST;
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GType _moo_value_get_gtype (const GValue *value);
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/*****************************************************************************/
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/* Converting values forth and back
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*/
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gboolean _moo_value_type_supported (GType type);
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gboolean _moo_value_convert (const GValue *src,
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GValue *dest);
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gboolean _moo_value_equal (const GValue *a,
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const GValue *b);
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gboolean _moo_value_change_type (GValue *val,
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GType new_type);
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double _moo_value_convert_to_double (const GValue *val);
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const char *_moo_value_convert_to_string (const GValue *val);
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gboolean _moo_value_convert_from_string (const char *string,
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GValue *val);
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gboolean _moo_convert_string_to_bool (const char *string,
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gboolean default_val);
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int _moo_convert_string_to_int (const char *string,
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int default_val);
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const char *_moo_convert_bool_to_string (gboolean value);
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const char *_moo_convert_int_to_string (int value);
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/*****************************************************************************/
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/* GParameter array manipulation
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*/
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void _moo_param_array_free (GParameter *array,
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guint len);
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/*****************************************************************************/
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/* Signal that does not require class method
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*/
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guint _moo_signal_new_cb (const gchar *signal_name,
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GType itype,
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GSignalFlags signal_flags,
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GCallback handler,
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GSignalAccumulator accumulator,
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gpointer accu_data,
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GSignalCMarshaller c_marshaller,
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GType return_type,
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guint n_params,
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...);
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/*****************************************************************************/
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/* Property watch
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*/
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typedef struct _MooObjectWatch MooObjectWatch;
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typedef struct _MooObjectWatchClass MooObjectWatchClass;
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typedef void (*MooObjectWatchNotify) (MooObjectWatch *watch);
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struct _MooObjectWatch {
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MooObjectWatchClass *klass;
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MooObjectPtr *source;
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MooObjectPtr *target;
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GDestroyNotify notify;
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gpointer notify_data;
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guint id;
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};
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struct _MooObjectWatchClass {
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MooObjectWatchNotify source_notify;
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MooObjectWatchNotify target_notify;
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MooObjectWatchNotify destroy;
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};
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MooObjectWatch *_moo_object_watch_alloc (gsize size,
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MooObjectWatchClass *klass,
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gpointer source,
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gpointer target,
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GDestroyNotify notify,
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gpointer notify_data);
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#define _moo_object_watch_new(Type_,klass_,src_,tgt_,notify_,data_) \
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((Type_*) _moo_object_watch_alloc (sizeof (Type_), klass_, src_, tgt_, notify_, data_))
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void moo_bind_sensitive (GtkWidget *toggle_btn,
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GtkWidget **dependent,
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int num_dependent,
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gboolean invert);
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guint moo_bind_bool_property (gpointer target,
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const char *target_prop,
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gpointer source,
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const char *source_prop,
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gboolean invert);
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/*****************************************************************************/
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/* Data store
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*/
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typedef struct _MooData MooData;
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MooData *_moo_data_new (GHashFunc hash_func,
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GEqualFunc key_equal_func,
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GDestroyNotify key_destroy_func);
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/* these accept NULL */
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MooData *_moo_data_ref (MooData *data);
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void _moo_data_unref (MooData *data);
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#define _moo_data_destroy _moo_data_unref
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void _moo_data_insert_value (MooData *data,
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gpointer key,
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const GValue *value);
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void _moo_data_insert_ptr (MooData *data,
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gpointer key,
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gpointer value,
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GDestroyNotify destroy);
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void _moo_data_remove (MooData *data,
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gpointer key);
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void _moo_data_clear (MooData *data);
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/* dest must not be initialized */
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gboolean _moo_data_get_value (MooData *data,
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gpointer key,
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GValue *dest);
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gpointer _moo_data_get_ptr (MooData *data,
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gpointer key);
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G_END_DECLS
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#endif /* __MOO_UTILS_GOBJECT_H__ */
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