GConf Manual |
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GConfEngine — a GConf "database"
struct GConfEngine; GConfEngine* gconf_engine_get_default (void); GConfEngine* gconf_engine_get_for_address (const gchar *address, GError **err); GConfEngine* gconf_engine_get_local (const gchar *address, GError **err); void gconf_engine_unref (GConfEngine *conf); void gconf_engine_ref (GConfEngine *conf);
A GConfEngine represents a connection to the GConf database. The default GConfEngine, returned from gconf_engine_get_default(), represents the user's normal configuration source search path. Configuration-related utilities, such as a configuration editor tool, might wish to access a particular configuration source directly; they can obtain a non-default GConfEngine with gconf_engine_get_for_address().
Once you have a GConfEngine, you can query and manipulate configuration values.
struct GConfEngine;
An opaque data type representing one or more configuration sources.
GConfEngine* gconf_engine_get_default (void);
Returns the default GConfEngine. All clients should use this, unless they are special configuration-related tools. The caller of this function assumes one reference count, and must call gconf_engine_unref() at some point. It's fairly important to unref the GConfEngine, to cleanly close the connection to gconfd. So if possible close the connection before exiting your application. see ? printf() printf()
Returns : | the default GConfEngine. |
GConfEngine* gconf_engine_get_for_address (const gchar *address, GError **err);
Obtains a special GConfEngine; mostly useful for specialized GConf-related tools. Normal clients shouldn't need to use it. As with gconf_engine_get_default(), the returned GConfEngine should be unreferenced by the caller of this function.
address : | a configuration source address. |
err : | the return location for an allocated GError, or NULL to ignore errors. |
Returns : | a GConfEngine. |
GConfEngine* gconf_engine_get_local (const gchar *address, GError **err);
Obtain a local (non-process-transparent) GConfEngine. Local engines do not support notification, and can only access config databases directly (they do not use the multiple sources in a path system supported by nonlocal engines).
address : | address of local database |
err : | return location of an allocated GError |
Returns : | a GConfEngine |
void gconf_engine_unref (GConfEngine *conf);
Decreases the reference count of a GConfEngine by one; if the reference count reaches 0, destroys the GConfEngine.
conf : | a GConfEngine. |
void gconf_engine_ref (GConfEngine *conf);
Increases the reference count of a GConfEngine by one.
conf : | a GConfEngine. |
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