Class MEikListBoxObserver

MEikListBoxObserver

Support

Supported from 6.0

Description

List box observer interface. Each list box observer may be registered with a number of list boxes; each of these send events to the list box observer through its HandeListBoxEventL() method.

Writing derived classes:

Application authors should implement a class which derives from this interface to receive events from list boxes.

Defined in MEikListBoxObserver:
EEventEditingStarted, EEventEditingStopped, EEventEnterKeyPressed, EEventItemActioned, EEventItemClicked, EEventItemDoubleClicked, HandleListBoxEventL(), TListBoxEvent

See also:

• CEikListBox
• MListBoxModel
• CListBoxView

virtual void HandleListBoxEventL(CEikListBox* aListBox,TListBoxEvent aEventType)=0;

Description

Handles list box events.

This pure virtual function is invoked by CEikListBox to notify the observer of list box events.

Parameters

CEikListBox* aListBox The originating list box. TListBoxEvent aEventType A code for the event. Further information may be obtained by accessing the list box itself.

TListBoxEvent enum

Description

List box event codes.

EEventEnterKeyPressed Keypress event. EEventItemClicked Item single-tap event. EEventItemDoubleClicked Item two-taps event. EEventItemActioned Special event: reported by directory tree and directory contents list boxes. EEventEditingStarted Editing started. EEventEditingStopped Editing stopped.