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MEikListBoxObserver Class Reference

class MEikListBoxObserver

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

Public Member Functions
void	HandleListBoxEventL(CEikListBox *, TListBoxEvent)

Public Member Enumerations
enum	TListBoxEvent { EEventEnterKeyPressed, EEventItemClicked, EEventItemDoubleClicked, EEventItemActioned, EEventEditingStarted, EEventEditingStopped, EEventPenDownOnItem, EEventItemDraggingActioned, EEventPanningStarted, EEventPanningStopped, EEventFlickStarted, EEventFlickStopped, EEventItemSingleClicked, EEventEmptyListClicked, EEventEmptyAreaClicked }

Member Functions Documentation

HandleListBoxEventL(CEikListBox *, TListBoxEvent)

void	HandleListBoxEventL	(	CEikListBox *	aListBox,
			TListBoxEvent	aEventType
		)	[pure virtual]

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.

Member Enumerations Documentation

Enum TListBoxEvent

List box event codes

Enumerators

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.
EEventPenDownOnItem	Pen is down and over an item
EEventItemDraggingActioned	Pen is dragged from item to another
EEventPanningStarted	Panning is started
EEventPanningStopped	Panning is stopped
EEventFlickStarted	Flick is started
EEventFlickStopped	Flick is stopped
EEventItemSingleClicked	Item single-tap event. This event should be used by applications that are single click compatible.
EEventEmptyListClicked	An empty listbox was clicked
EEventEmptyAreaClicked	An empty area of non-empty listbox was clicked