Recursively searches for all media objects that satisfy the given search expression in this container.
| expression |
the search expression or null for wildcard |
| offset |
zero-based index of the first object to return |
| max_count |
maximum number of objects to return |
| cancellable |
optional cancellable for this operation. |
| total_matches |
sets it to the actual number of objects that satisfy |
|
A list of matching media objects or null if no object matched. |