Files
wireplumber/lib/wp/settings.h
Julian Bouzas 424a8e5263 settings: add API to set, reset, save, delete and iterate settings
Also improves and refactor the settings unit test to test all the new API added.
2024-02-28 10:20:20 -05:00

180 lines
4.3 KiB
C

/* WirePlumber
*
* Copyright © 2022 Collabora Ltd.
* @author Ashok Sidipotu <ashok.sidipotu@collabora.com>
*
* SPDX-License-Identifier: MIT
*/
#ifndef __WIREPLUMBER_SETTINGS_H__
#define __WIREPLUMBER_SETTINGS_H__
#include "object.h"
#include "spa-json.h"
#define WP_SETTINGS_SCHEMA_METADATA_NAME_PREFIX "schema-"
#define WP_SETTINGS_PERSISTENT_METADATA_NAME_PREFIX "persistent-"
G_BEGIN_DECLS
/*!
* \brief The different spec types of a setting
* \ingroup wpsettings
*/
typedef enum {
WP_SETTINGS_SPEC_TYPE_UNKNOWN,
WP_SETTINGS_SPEC_TYPE_BOOL,
WP_SETTINGS_SPEC_TYPE_INT,
WP_SETTINGS_SPEC_TYPE_FLOAT,
WP_SETTINGS_SPEC_TYPE_STRING,
WP_SETTINGS_SPEC_TYPE_ARRAY,
WP_SETTINGS_SPEC_TYPE_OBJECT,
} WpSettingsSpecType;
typedef struct _WpSettingsSpec WpSettingsSpec;
/*!
* \brief The WpSettingsSpec GType
* \ingroup wpsettings
*/
#define WP_TYPE_SETTINGS_SPEC (wp_settings_spec_get_type ())
WP_API
GType wp_settings_spec_get_type (void);
WP_API
WpSettingsSpec *wp_settings_spec_ref (WpSettingsSpec * self);
WP_API
void wp_settings_spec_unref (WpSettingsSpec * self);
WP_API
const gchar * wp_settings_spec_get_description (WpSettingsSpec * self);
WP_API
WpSettingsSpecType wp_settings_spec_get_value_type (WpSettingsSpec * self);
WP_API
WpSpaJson * wp_settings_spec_get_default_value (WpSettingsSpec * self);
WP_API
WpSpaJson * wp_settings_spec_get_min_value (WpSettingsSpec * self);
WP_API
WpSpaJson * wp_settings_spec_get_max_value (WpSettingsSpec * self);
WP_API
gboolean wp_settings_spec_check_value (WpSettingsSpec * self, WpSpaJson *value);
G_DEFINE_AUTOPTR_CLEANUP_FUNC (WpSettingsSpec, wp_settings_spec_unref)
/*!
* \brief The WpSettingsItem GType
* \ingroup wpsettings
*/
#define WP_TYPE_SETTINGS_ITEM (wp_settings_item_get_type ())
WP_API
GType wp_settings_item_get_type (void);
typedef struct _WpSettingsItem WpSettingsItem;
WP_API
WpSettingsItem *wp_settings_item_ref (WpSettingsItem *self);
WP_API
void wp_settings_item_unref (WpSettingsItem *self);
WP_API
const gchar * wp_settings_item_get_key (WpSettingsItem * self);
WP_API
WpSpaJson * wp_settings_item_get_value (WpSettingsItem * self);
G_DEFINE_AUTOPTR_CLEANUP_FUNC (WpSettingsItem, wp_settings_item_unref)
/*!
* \brief Flags to be used as WpObjectFeatures on WpSettings subclasses.
* \ingroup wpsettings
*/
typedef enum { /*< flags >*/
/*! Loads the settings */
WP_SETTINGS_LOADED = (1 << 0),
} WpSettingsFeatures;
/*!
* \brief The WpSettings GType
* \ingroup wpsettings
*/
#define WP_TYPE_SETTINGS (wp_settings_get_type ())
WP_API
G_DECLARE_FINAL_TYPE (WpSettings, wp_settings, WP, SETTINGS, WpObject)
WP_API
WpSettings * wp_settings_new (WpCore * core, const gchar * metadata_name);
WP_API
WpSettings * wp_settings_find (WpCore * core, const gchar * metadata_name);
/*!
* \brief callback conveying the changed setting and its json value
*
* \ingroup wpsettings
* \param obj the wpsettings object
* \param setting the changed setting
* \param value json value of the the changed setting
* \param user_data data passed in the \a wp_settings_subscribe
*/
typedef void (*WpSettingsChangedCallback) (WpSettings *obj,
const gchar *setting, WpSpaJson *value, gpointer user_data);
WP_API
guintptr wp_settings_subscribe (WpSettings *self,
const gchar *pattern, WpSettingsChangedCallback callback,
gpointer user_data);
WP_API
guintptr wp_settings_subscribe_closure (WpSettings *self,
const gchar *pattern, GClosure * closure);
WP_API
gboolean wp_settings_unsubscribe (WpSettings *self,
guintptr subscription_id);
WP_API
WpSpaJson * wp_settings_get (WpSettings *self, const gchar *name);
WP_API
WpSpaJson * wp_settings_get_saved (WpSettings *self, const gchar *name);
WP_API
WpSettingsSpec * wp_settings_get_spec (WpSettings *self, const gchar *name);
WP_API
gboolean wp_settings_set (WpSettings *self, const gchar *name,
WpSpaJson *value);
WP_API
gboolean wp_settings_reset (WpSettings *self, const char *name);
WP_API
gboolean wp_settings_save (WpSettings *self, const char *name);
WP_API
gboolean wp_settings_delete (WpSettings *self, const char *name);
WP_API
void wp_settings_reset_all (WpSettings *self);
WP_API
void wp_settings_save_all (WpSettings *self);
WP_API
void wp_settings_delete_all (WpSettings *self);
WP_API
WpIterator * wp_settings_new_iterator (WpSettings *self);
G_END_DECLS
#endif