get_template_async
Description:
Get an attribute template from the object.
The attr_type must be for an attribute which returns a template.
This call will return immediately and complete asynchronously.
Parameters:
| this |
The object to get an attribute template from. |
| attr_type |
The template attribute type. |
| cancellable |
Optional cancellation object, or null. |
| callback |
Called when the operation completes. |
| user_data |
Data to be passed to the callback. |