System Interface CATIUnknownList

Usage: an implementation of this interface is supplied and you must use it as is. You should not reimplement it.

interface CATIUnknownList

Interface to handle a list of IUnknown interface pointers.
Role: The first element in the list has index 0.

See also:

Method Index

o Add(unsigned int,IUnknown*): Adds an element at a given position in the list.
o Count(unsigned int*): Returns the count of elements in the list.
o Item(unsigned int,IUnknown**): Returns the iPosition-th element.
o Remove(IUnknown*): Removes the first occurence of an element from the list.
o Remove(unsigned int): Removes the occurence of an element which position is indicated by iPosition from the list.

Methods

o Add

public virtual Add(	const	`iPosition`,
		`iItem`)

Adds an element at a given position in the list.

Parameters:

iPosition: Position of the added element in the list.
iItem: Element to be added.

Returns:

If iPosition does not respect respect the following rule: 0 <= position < Count, E_FAIL is returned. The element to add must not be a NULL reference or E_POINTER will be returned.

o Count

public virtual Count( oCount)

Returns the count of elements in the list.

Parameters:

oCount: Count of elements

o Item

public virtual Item(	const	`iPosition`,
		`oItem`)

Returns the iPosition-th element.

Parameters:

iPosition: Element to be returned.
oItem: Returned element.

Returns:

If iPosition does not respect respect the following rule: 0 <= position < Count, E_FAIL is returned.

o Remove

public virtual Remove( iItem)

Removes the first occurence of an element from the list.

Parameters:

iItem: Element to be removed.

Returns:

If the element cannot be found in the list, E_FAIL is returned.

o Remove

public virtual Remove( const iPosition)

Removes the occurence of an element which position is indicated by iPosition from the list.

Parameters:

iPosition: position of the element to be removed.

Returns:

If iPosition does not respect respect the following rule: 0 <= position < Count, E_FAIL is returned.

This object is included in the file: CATIUnknownList.h