![]() |
![]() |
![]() |
Geoclue Reference Manual | ![]() |
---|---|---|---|---|
Top | Description | Object Hierarchy | Properties | Signals |
GeoclueProvider; gboolean geoclue_provider_get_status (GeoclueProvider *provider, GeoclueStatus *status, GError **error); void (*GeoclueProviderStatusCallback) (GeoclueProvider *provider, GeoclueStatus status, GError *error, gpointer userdata); void geoclue_provider_get_status_async (GeoclueProvider *provider, GeoclueProviderStatusCallback callback, gpointer userdata); gboolean geoclue_provider_get_provider_info (GeoclueProvider *provider, char **name, char **description, GError **error); void (*GeoclueProviderInfoCallback) (GeoclueProvider *provider, char *name, char *description, GError *error, gpointer userdata); void geoclue_provider_get_provider_info_async (GeoclueProvider *provider, GeoclueProviderInfoCallback callback, gpointer userdata); gboolean geoclue_provider_set_options (GeoclueProvider *provider, GHashTable *options, GError **error); void (*GeoclueProviderOptionsCallback) (GeoclueProvider *provider, GError *error, gpointer userdata); void geoclue_provider_set_options_async (GeoclueProvider *provider, GHashTable *options, GeoclueProviderOptionsCallback callback, gpointer userdata);
GObject +----GeoclueProvider +----GeocluePosition +----GeoclueVelocity +----GeoclueAddress +----GeoclueGeocode +----GeoclueReverseGeocode
"interface" gchar* : Write / Construct Only "path" gchar* : Write / Construct Only "service" gchar* : Write / Construct Only
GeoclueProvider contains the methods and signals common to all Geoclue providers. It is part of the public C client API which uses D-Bus to communicate with the actual provider.
A GeoclueProvider is not explicitly created. Instead any provider object can be cast to GeoclueProvider. Using a GeocluePosition as example here:
1 2 3 4 5 6 7 8 9 10 11 |
GeocluePosition *pos; char *name; GError *error; pos = geoclue_position_new ("org.freedesktop.Geoclue.Providers.Example", "/org/freedesktop/Geoclue/Providers/Example"); if (geoclue_provider_get_provider_info (GEOCLUE_PROVIDER (pos), &name, NULL, &error)) { g_print ("name = %s", name); } |
GeoclueProvider can be used to obtain generic information about the provider and to set provider options.
gboolean geoclue_provider_get_status (GeoclueProvider *provider, GeoclueStatus *status, GError **error);
Obtains the current status of the provider.
|
A GeoclueProvider object |
|
Pointer for returned status as GeoclueStatus |
|
Pointer for returned GError or NULL
|
Returns : |
TRUE on success
|
void (*GeoclueProviderStatusCallback) (GeoclueProvider *provider, GeoclueStatus status, GError *error, gpointer userdata);
Callback function for geoclue_provider_get_status_async()
.
|
A GeoclueProvider object |
|
A GeoclueStatus |
|
Error as GError or NULL
|
|
User data pointer set in geoclue_provider_get_status_async()
|
void geoclue_provider_get_status_async (GeoclueProvider *provider, GeoclueProviderStatusCallback callback, gpointer userdata);
Asynchronous version of geoclue_provider_get_status()
. Function returns
(essentially) immediately and calls callback
when status is available or
when there is an error.
|
A GeoclueProvider object |
|
A GeoclueProviderStatusCallback function that will be called when return values are available |
|
pointer for user specified data |
gboolean geoclue_provider_get_provider_info (GeoclueProvider *provider, char **name, char **description, GError **error);
Obtains name and a short description of the provider.
void (*GeoclueProviderInfoCallback) (GeoclueProvider *provider, char *name, char *description, GError *error, gpointer userdata);
Callback function for geoclue_provider_get_provider_info_async()
.
|
A GeoclueProvider object |
|
Name of the provider |
|
one-line description of the provider |
|
Error as GError or NULL
|
|
User data pointer set in geoclue_provider_get_provider_info_async()
|
void geoclue_provider_get_provider_info_async (GeoclueProvider *provider, GeoclueProviderInfoCallback callback, gpointer userdata);
Asynchronous version of geoclue_provider_get_provider_info()
. Function returns
(essentially) immediately and calls callback
when info is available or
when there is an error.
|
A GeoclueProvider object |
|
A GeoclueProviderInfoCallback function that will be called when info is available |
|
pointer for user specified data |
gboolean geoclue_provider_set_options (GeoclueProvider *provider, GHashTable *options, GError **error);
Sets the options on the provider.
|
A GeoclueProvider object |
|
A GHashTable containing the options |
|
Pointer for returned GError or NULL
|
Returns : |
TRUE if setting options succeeded
|
void (*GeoclueProviderOptionsCallback) (GeoclueProvider *provider, GError *error, gpointer userdata);
Callback function for geoclue_provider_set_options_async()
.
|
A GeoclueProvider object |
|
Error as GError or NULL
|
|
User data pointer set in geoclue_provider_set_options_async()
|
void geoclue_provider_set_options_async (GeoclueProvider *provider, GHashTable *options, GeoclueProviderOptionsCallback callback, gpointer userdata);
Asynchronous version of geoclue_provider_set_options()
. Function returns
(essentially) immediately and calls callback
when options have been set or
when there is an error.
|
A GeoclueProvider object |
|
A GHashTable of options |
|
A GeoclueProviderOptionsCallback function that will be called when options are set |
|
pointer for user specified data |
"interface"
property"interface" gchar* : Write / Construct Only
The D-Bus interface implemented by the object.
Default value: ""
"path"
property"path" gchar* : Write / Construct Only
The D-Bus path to this provider.
Default value: ""
"service"
property"service" gchar* : Write / Construct Only
The D-Bus service this object represents.
Default value: ""
"status-changed"
signalvoid user_function (GeoclueProvider *provider, gint status, gpointer user_data) : Run First / No Recursion
The status-changed signal is emitted each time the provider status changes
|
the provider object emitting the signal |
|
New provider status as GeoclueStatus |
|
user data set when the signal handler was connected. |