/** * @file prefs.h Prefs API * @ingroup core */ /* purple * * Purple is the legal property of its developers, whose names are too numerous * to list here. Please refer to the COPYRIGHT file distributed with this * source distribution. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA * */ #ifndef _PURPLE_PREFS_H_ #define _PURPLE_PREFS_H_ #include /** * Pref data types. */ typedef enum _PurplePrefType { PURPLE_PREF_NONE, PURPLE_PREF_BOOLEAN, PURPLE_PREF_INT, PURPLE_PREF_STRING, PURPLE_PREF_STRING_LIST, PURPLE_PREF_PATH, PURPLE_PREF_PATH_LIST } PurplePrefType; /** * The type of callbacks for preference changes. * * @param name the name of the preference which has changed. * @param type the type of the preferenced named @a name * @param val the new value of the preferencs; should be cast to the correct * type. For instance, to recover the value of a #PURPLE_PREF_INT * preference, use GPOINTER_TO_INT(val). Alternatively, * just call purple_prefs_get_int(), purple_prefs_get_string_list() * etc. * @param data Arbitrary data specified when the callback was connected with * purple_prefs_connect_callback(). * * @see purple_prefs_connect_callback() */ typedef void (*PurplePrefCallback) (const char *name, PurplePrefType type, gconstpointer val, gpointer data); #ifdef __cplusplus extern "C" { #endif /**************************************************************************/ /** @name Prefs API Preferences are named according to a directory-like structure. Example: "/plugins/core/potato/is_from_idaho" (probably a boolean) */ /**************************************************************************/ /*@{*/ /** * Returns the prefs subsystem handle. * * @return The prefs subsystem handle. */ void *purple_prefs_get_handle(void); /** * Initialize core prefs */ void purple_prefs_init(void); /** * Uninitializes the prefs subsystem. */ void purple_prefs_uninit(void); /** * Add a new typeless pref. * * @param name The name of the pref */ void purple_prefs_add_none(const char *name); /** * Add a new boolean pref. * * @param name The name of the pref * @param value The initial value to set */ void purple_prefs_add_bool(const char *name, gboolean value); /** * Add a new integer pref. * * @param name The name of the pref * @param value The initial value to set */ void purple_prefs_add_int(const char *name, int value); /** * Add a new string pref. * * @param name The name of the pref * @param value The initial value to set */ void purple_prefs_add_string(const char *name, const char *value); /** * Add a new string list pref. * * @param name The name of the pref * @param value The initial value to set * @note This function takes a copy of the strings in the value list. The list * itself and original copies of the strings are up to the caller to * free. */ void purple_prefs_add_string_list(const char *name, GList *value); /** * Add a new path pref. * * @param name The name of the pref * @param value The initial value to set */ void purple_prefs_add_path(const char *name, const char *value); /** * Add a new path list pref. * * @param name The name of the pref * @param value The initial value to set * @note This function takes a copy of the strings in the value list. The list * itself and original copies of the strings are up to the caller to * free. */ void purple_prefs_add_path_list(const char *name, GList *value); /** * Remove a pref. * * @param name The name of the pref */ void purple_prefs_remove(const char *name); /** * Rename a pref * * @param oldname The old name of the pref * @param newname The new name for the pref */ void purple_prefs_rename(const char *oldname, const char *newname); /** * Rename a boolean pref, toggling it's value * * @param oldname The old name of the pref * @param newname The new name for the pref */ void purple_prefs_rename_boolean_toggle(const char *oldname, const char *newname); /** * Remove all prefs. */ void purple_prefs_destroy(void); /** * Set raw pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_generic(const char *name, gpointer value); /** * Set boolean pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_bool(const char *name, gboolean value); /** * Set integer pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_int(const char *name, int value); /** * Set string pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_string(const char *name, const char *value); /** * Set string list pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_string_list(const char *name, GList *value); /** * Set path pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_path(const char *name, const char *value); /** * Set path list pref value * * @param name The name of the pref * @param value The value to set */ void purple_prefs_set_path_list(const char *name, GList *value); /** * Check if a pref exists * * @param name The name of the pref * @return TRUE if the pref exists. Otherwise FALSE. */ gboolean purple_prefs_exists(const char *name); /** * Get pref type * * @param name The name of the pref * @return The type of the pref */ PurplePrefType purple_prefs_get_type(const char *name); /** * Get boolean pref value * * @param name The name of the pref * @return The value of the pref */ gboolean purple_prefs_get_bool(const char *name); /** * Get integer pref value * * @param name The name of the pref * @return The value of the pref */ int purple_prefs_get_int(const char *name); /** * Get string pref value * * @param name The name of the pref * @return The value of the pref */ const char *purple_prefs_get_string(const char *name); /** * Get string list pref value * * @param name The name of the pref * @return The value of the pref */ GList *purple_prefs_get_string_list(const char *name); /** * Get path pref value * * @param name The name of the pref * @return The value of the pref */ const char *purple_prefs_get_path(const char *name); /** * Get path list pref value * * @param name The name of the pref * @return The value of the pref */ GList *purple_prefs_get_path_list(const char *name); /* * Returns a list of children for a pref * * @param name The parent pref * @return A list of newly allocated strings denoting the names of the children. * Returns @c NULL if there are no children or if pref doesn't exist. * The caller must free all the strings and the list. * * @since 2.1.0 */ GList *purple_prefs_get_children_names(const char *name); /** * Add a callback to a pref (and its children) */ guint purple_prefs_connect_callback(void *handle, const char *name, PurplePrefCallback cb, gpointer data); /** * Remove a callback to a pref */ void purple_prefs_disconnect_callback(guint callback_id); /** * Remove all pref callbacks by handle */ void purple_prefs_disconnect_by_handle(void *handle); /** * Trigger callbacks as if the pref changed */ void purple_prefs_trigger_callback(const char *name); /** * Read preferences */ gboolean purple_prefs_load(void); /** * Rename legacy prefs and delete some that no longer exist. */ void purple_prefs_update_old(void); /*@}*/ #ifdef __cplusplus } #endif #endif /* _PURPLE_PREFS_H_ */