Q3Group_CountObjectsOfType
You can use the Q3Group_CountObjectsOfType function to determine how many objects of a particular type a group contains.
TQ3Status Q3Group_CountObjectsOfType (
TQ3GroupObject group,
TQ3ObjectType isType,
unsigned long *nObjects);
group
- A group.
isType
- An object type.
nObjects
- On exit, a pointer to the number of objects in the specified group that have the specified type.
DESCRIPTION
The Q3Group_CountObjectsOfType function returns, in the nObjects parameter, the number of objects contained in the group specified by the group parameter that have the object type specified by the isType parameter. The object type can be either a parent class (for example, kQ3SharedType_Shape) or a leaf class (for example, EcGeometryType_Box).
ERRORS
kQ3ErrorInvalidObject
kQ3ErrorNULLParameter
