| Top |  |  |  |  | 
| void | grl_operation_cancel () | 
| gpointer | grl_operation_get_data () | 
| void | grl_operation_set_data () | 
| void | grl_operation_set_data_full () | 
gpointer
grl_operation_get_data (guint operation_id);
Obtains the previously attached data
void grl_operation_set_data (guint operation_id,gpointer user_data);
Attach a pointer to the specific operation.
void grl_operation_set_data_full (guint operation_id,gpointer user_data,GDestroyNotify destroy_func);
Attach a pointer to the specific operation.
Note that the destroy_func
 callback is not called if user_data
 is NULL.
| operation_id | the identifier of a running operation | |
| user_data | the data to attach. | [allow-none] | 
| destroy_func |  function to release  | [allow-none] | 
Since: 0.2.7