223 lines
10 KiB
C
223 lines
10 KiB
C
/*
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* mooutils-gobject.h
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*
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* Copyright (C) 2004-2005 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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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);
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void moo_value_set_gtype (GValue *value,
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GType v_gtype);
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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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gboolean moo_value_convert_to_bool (const GValue *val);
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int moo_value_convert_to_int (const GValue *val);
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int moo_value_convert_to_enum (const GValue *val,
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GType enum_type);
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double moo_value_convert_to_double (const GValue *val);
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const GdkColor *moo_value_convert_to_color (const GValue *val);
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const char *moo_value_convert_to_string (const 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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GParameter *moo_param_array_collect (GType type,
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guint *len,
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const char *first_prop_name,
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...);
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GParameter *moo_param_array_collect_valist (GType type,
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guint *len,
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const char *first_prop_name,
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va_list var_args);
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GParameter *moo_param_array_add (GType type,
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GParameter *src,
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guint len,
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guint *new_len,
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const char *first_prop_name,
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...);
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GParameter *moo_param_array_add_valist (GType type,
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GParameter *src,
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guint len,
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guint *new_len,
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const char *first_prop_name,
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va_list var_args);
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GParameter *moo_param_array_add_type (GParameter *src,
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guint len,
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guint *new_len,
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const char *first_prop_name,
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...);
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GParameter *moo_param_array_add_type_valist(GParameter *src,
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guint len,
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guint *new_len,
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const char *first_prop_name,
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va_list var_args);
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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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/* MooObjectFactory
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*/
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#define MOO_TYPE_OBJECT_FACTORY (moo_object_factory_get_type ())
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#define MOO_OBJECT_FACTORY(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), MOO_TYPE_OBJECT_FACTORY, MooObjectFactory))
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#define MOO_OBJECT_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), MOO_TYPE_OBJECT_FACTORY, MooObjectFactoryClass))
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#define MOO_IS_OBJECT_FACTORY(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), MOO_TYPE_OBJECT_FACTORY))
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#define MOO_IS_OBJECT_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MOO_TYPE_OBJECT_FACTORY))
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#define MOO_OBJECT_FACTORY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), MOO_TYPE_OBJECT_FACTORY, MooObjectFactoryClass))
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typedef struct _MooObjectFactory MooObjectFactory;
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typedef struct _MooObjectFactoryClass MooObjectFactoryClass;
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typedef GObject *(*MooObjectFactoryFunc) (gpointer data,
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MooObjectFactory *factory);
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struct _MooObjectFactory
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{
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GObject object;
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MooObjectFactoryFunc factory_func;
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gpointer factory_func_data;
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GType object_type;
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guint n_params;
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GParameter *params;
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};
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struct _MooObjectFactoryClass
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{
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GObjectClass parent_class;
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};
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GType moo_object_factory_get_type (void) G_GNUC_CONST;
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MooObjectFactory *moo_object_factory_new_func (MooObjectFactoryFunc factory_func,
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gpointer data);
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MooObjectFactory *moo_object_factory_new (GType object_type,
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const char *first_prop_name,
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...);
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MooObjectFactory *moo_object_factory_new_valist (GType object_type,
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const char *first_prop_name,
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va_list var_args);
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MooObjectFactory *moo_object_factory_new_a (GType object_type,
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GParameter *params,
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guint n_params);
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gpointer moo_object_factory_create_object (MooObjectFactory *factory,
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gpointer data,
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const char *additional_prop_name,
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...);
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/*****************************************************************************/
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/* Property watch
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*/
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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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typedef void (*MooTransformPropFunc)(GValue *target,
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const GValue *source,
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gpointer data);
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typedef void (*MooGetPropFunc) (GObject *source,
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GValue *target,
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gpointer data);
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void moo_copy_boolean (GValue *target,
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const GValue *source,
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gpointer dummy);
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void moo_invert_boolean (GValue *target,
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const GValue *source,
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gpointer dummy);
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guint moo_add_property_watch (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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MooTransformPropFunc transform,
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gpointer transform_data,
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GDestroyNotify destroy_notify);
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void moo_watch_add_signal (guint watch_id,
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const char *source_signal);
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void moo_watch_add_property (guint watch_id,
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const char *source_prop);
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gboolean moo_watch_remove (guint watch_id);
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G_END_DECLS
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#endif /* __MOO_UTILS_GOBJECT_H__ */
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