Function
GeglOperationlist_keys
Declaration [src]
gchar**
gegl_operation_list_keys (
  const gchar* operation_type,
  guint* n_keys
)
Parameters
- operation_type
- 
            Type: const gchar*The name of the operation type we want to query to property keys for. The data is owned by the caller of the function. The value is a NUL terminated UTF-8 string. 
- n_keys
- 
            Type: guint*Return location for number of property keys. The argument will be set by the function. 
Return value
Type: An array of utf8
An allocated NULL terminated array of operation-key names. The list should be freed with g_free after use.
| The length of the array is in the n_keysargument. | 
| The caller of the function takes ownership of the data container, but not the data inside it. | 
| Each element is a NUL terminated UTF-8 string. |