[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | Reference for unit 'Classes' (#rtl)

# TInterfaceList

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Standard implementation of the IInterfaceList interface.

## Declaration

Source position: classesh.inc line 2090

`type TInterfaceList = class(TInterfacedObject, IInterfaceList)`
`public`
`constructor Create;` |  | Create a new instance of TInterfaceList
`destructor Destroy; override;` |  | Destroys the list of interfaces
`procedure Clear;` |  | Removes all interfaces from the list.
`procedure Delete();` |  | Delete an interface from the list.
`procedure Exchange();` |  | Exchange 2 interfaces in the list
`function First;` |  | Returns the first non-Nil element in the list.
`function GetEnumerator;` |  | Create an IEnumerator instance
`function IndexOf();` |  | Returns the index of an interface.
`function Add();` |  | Add an interface to the list
`procedure Insert();` |  | Insert an interface to the list
`function Last;` |  | Returns the last non-Nil element in the list.
`function Remove();` |  | Remove an interface from the list
`procedure Lock;` |  | Lock the list
`procedure Unlock;` |  | UnLocks a locked list
`function Expand;` |  | Expands the list
`property Capacity: Integer; [rw]` |  | The current capacity of the list.
`property Count: Integer; [rw]` |  | The current number of elements in the list.
`property Items []: IUnknown; default; [rw]` |  | Array-based access to the list's items.
`end;`

## Inheritance

`TInterfaceList,IInterfaceList` |  | Standard implementation of the IInterfaceList interface.
`TInterfacedObject,IUnknown` |  | TObject descendent implementing the IUnknown interface
`TObject` |  | Base class of all classes.

## Description

TInterfaceList is a standard implementation of the IInterfaceList interface. It uses a TThreadList instance to store the list of interfaces.

## See also

IInterfaceList |  | Interface for maintaining a list of interfaces.
TList |  | Class to manage collections of pointers.