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115 lines
6.1 KiB
C
115 lines
6.1 KiB
C
/*
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* Copyright © 2009 Codethink Limited
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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 version 3 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* See the included COPYING file for more information.
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*/
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#ifndef __G_SETTINGS_BACKEND_H__
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#define __G_SETTINGS_BACKEND_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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#define G_TYPE_SETTINGS_BACKEND (g_settings_backend_get_type ())
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#define G_SETTINGS_BACKEND(inst) (G_TYPE_CHECK_INSTANCE_CAST ((inst), \
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G_TYPE_SETTINGS_BACKEND, GSettingsBackend))
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#define G_SETTINGS_BACKEND_CLASS(class) (G_TYPE_CHECK_CLASS_CAST ((class), \
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G_TYPE_SETTINGS_BACKEND, GSettingsBackendClass))
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#define G_IS_SETTINGS_BACKEND(inst) (G_TYPE_CHECK_INSTANCE_TYPE ((inst), \
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G_TYPE_SETTINGS_BACKEND))
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#define G_IS_SETTINGS_BACKEND_CLASS(class) (G_TYPE_CHECK_CLASS_TYPE ((class), \
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G_TYPE_SETTINGS_BACKEND))
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#define G_SETTINGS_BACKEND_GET_CLASS(inst) (G_TYPE_INSTANCE_GET_CLASS ((inst), \
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G_TYPE_SETTINGS_BACKEND, GSettingsBackendClass))
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#define G_SETTINGS_BACKEND_EXTENSION_POINT_NAME "gsettings-backend"
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/**
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* GSettingsBackend:
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*
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* An implementation of a settings storage repository.
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**/
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typedef struct _GSettingsBackendPrivate GSettingsBackendPrivate;
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typedef struct _GSettingsBackendClass GSettingsBackendClass;
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typedef struct _GSettingsBackend GSettingsBackend;
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struct _GSettingsBackendClass
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{
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GObjectClass parent_class;
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void (*changed) (GSettingsBackend *backend,
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const gchar *prefix,
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gchar const * const *names,
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gint names_len,
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gpointer origin_tag);
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GVariant * (*read) (GSettingsBackend *backend,
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const gchar *key,
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const GVariantType *expected_type);
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void (*write) (GSettingsBackend *backend,
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const gchar *prefix,
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GTree *tree,
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gpointer origin_tag);
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gboolean (*get_writable) (GSettingsBackend *backend,
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const gchar *name);
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void (*subscribe) (GSettingsBackend *backend,
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const gchar *name);
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void (*unsubscribe) (GSettingsBackend *backend,
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const gchar *name);
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gboolean (*supports_context) (GSettingsBackendClass *klass,
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const gchar *context);
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};
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struct _GSettingsBackend
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{
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GObject parent_instance;
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/*< private >*/
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GSettingsBackendPrivate *priv;
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};
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GType g_settings_backend_get_type (void);
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gboolean g_settings_backend_supports_context (const gchar *context);
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GSettingsBackend * g_settings_backend_get_with_context (const gchar *context);
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GTree * g_settings_backend_create_tree (void);
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GVariant * g_settings_backend_read (GSettingsBackend *backend,
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const gchar *key,
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const GVariantType *expected_type);
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void g_settings_backend_write (GSettingsBackend *backend,
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const gchar *prefix,
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GTree *values,
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gpointer origin_tag);
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gboolean g_settings_backend_get_writable (GSettingsBackend *backend,
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const char *name);
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void g_settings_backend_unsubscribe (GSettingsBackend *backend,
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const char *name);
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void g_settings_backend_subscribe (GSettingsBackend *backend,
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const char *name);
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void g_settings_backend_changed (GSettingsBackend *backend,
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const gchar *prefix,
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gchar const * const *items,
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gint n_items,
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gpointer origin_tag);
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void g_settings_backend_changed_tree (GSettingsBackend *backend,
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const gchar *prefix,
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GTree *tree,
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gpointer origin_tag);
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gboolean g_settings_backend_class_supports_context (GSettingsBackendClass *klass,
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const gchar *context);
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G_END_DECLS
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#endif /* __G_SETTINGS_BACKEND_H__ */
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