Legacy Document

Inside Macintosh: QuickDraw GX Environment and Utilities /

Chapter 5 - Collection Manager / Collection Manager Reference

Functions / Cloning and Copying Collection Objects

CountCollectionOwners

You can use the CountCollectionOwners function to determine the number of existing references to a collection object.

long CountCollectionOwners(Collection source);

source

The collection object whose owner count you want to determine.

function result

The owner count of the collection object.

DESCRIPTION

The CountCollectionOwners function returns as its function result the owner count of the collection object referenced by the source parameter.

SEE ALSO

For general information about QuickDraw GX objects, see the chapter "Introduction to QuickDraw GX Objects" in Inside Macintosh: QuickDraw GX Objects.

For examples of this function, see "Cloning or Copying a Collection" on page 5-14.

To increment the owner count of a collection object, use the CloneCollection function, which is described on page 5-56. To decrement the owner count of a collection object, use the DisposeCollection function, which is described on page 5-55.