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# Exponent::GUI::Listeners::IFocusListener Interface Reference

List of all members.

## Detailed Description

Allows windows to respond to focus events.

Date:
  18/03/2005

Author:
  Paul Chana

Version:
  1.0.0 Initial version

Note:
  All contents of this source code are copyright 2005 Exp Digital Uk.
  This source file is covered by the licence conditions of the Infinity API. You should have recieved a copy
  with the source code. If you didnt, please refer to http://www.expdigital.co.uk All content is the Intellectual property of Exp Digital Uk.
  Certain sections of this code may come from other sources. They are credited where applicable.
  If you have comments, suggestions or bug reports please visit http://support.expdigital.co.uk

Id
  IFocusListener.hpp,v 1.5 2007/02/11 02:16:22 paul Exp

Definition at line 42 of file IFocusListener.hpp.

## Public Member Functions

- virtual void gainedFocus (IWindow *window)=0
- IFocusListener ()
- virtual void lostFocus (IWindow *window)=0
- virtual ~IFocusListener ()

## Constructor & Destructor Documentation

Exponent::GUI::Listeners::IFocusListener::IFocusListener | ( |  | ) | `[inline]`

Construction

Definition at line 54 of file IFocusListener.hpp.

virtual Exponent::GUI::Listeners::IFocusListener::~IFocusListener | ( |  | ) | `[inline, virtual]`

Destruction

Definition at line 59 of file IFocusListener.hpp.

## Member Function Documentation

virtual void Exponent::GUI::Listeners::IFocusListener::gainedFocus | ( | IWindow * | window | ) | `[pure virtual]`

Window gained the focus

Parameters:

  | window | The window that has been resized

virtual void Exponent::GUI::Listeners::IFocusListener::lostFocus | ( | IWindow * | window | ) | `[pure virtual]`

Window lost the focus

Parameters:

  | window | The window that has been resized