FilterCollection.with_callback
Description:
[ CCode ( has_construct_function = false , type = "GcrCollection*" ) ]
public FilterCollection.with_callback (Collection underlying, owned FilterCollectionFunc? callback)
public FilterCollection.with_callback (Collection underlying, owned FilterCollectionFunc? callback)
Create a new FilterCollection.
The callback should return true if an object should appear in the filtered collection.
If a null callback is set, then all underlynig objects will appear in the filtered collection.
Parameters:
underlying |
the underlying collection |
callback |
function to call for each object |
destroy_func |
called for user_data when it is no longer needed |
user_data |
data to pass to the callback |
Returns:
a newly allocated filtered collection, which should be freed with unref |