author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 14 Sep 2010 21:48:24 +0300 | |
branch | RCL_3 |
changeset 21 | 978afdc0236f |
parent 0 | 2f259fa3e83a |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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#if !defined(__EIKLBO_H__) |
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#define __EIKLBO_H__ |
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class CEikListBox; |
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/** |
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* List box observer interface. |
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* |
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* Each list box observer may be registered with a number of list |
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* boxes; each of these send events to the list box observer through |
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* its HandeListBoxEventL() method. |
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* |
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* Writing derived classes: |
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* |
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* Application authors should implement a class which derives from this |
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* interface to receive events from list boxes |
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*/ |
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class MEikListBoxObserver |
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{ |
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public: |
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/** |
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* List box event codes |
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*/ |
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enum TListBoxEvent |
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{ |
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/** Keypress event. */ |
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EEventEnterKeyPressed, |
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/** Item single-tap event */ |
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EEventItemClicked, |
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/** Item two-taps event. */ |
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EEventItemDoubleClicked, |
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/** Special event: reported by directory tree and directory contents list boxes. */ |
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EEventItemActioned, |
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/** Editing started. */ |
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EEventEditingStarted, |
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/** Editing stopped. */ |
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EEventEditingStopped, |
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/** Pen is down and over an item */ |
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EEventPenDownOnItem, |
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/** Pen is dragged from item to another */ |
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EEventItemDraggingActioned, |
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/** Panning is started */ |
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EEventPanningStarted, |
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/** Panning is stopped */ |
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EEventPanningStopped, |
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/** Flick is started */ |
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EEventFlickStarted, |
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/** Flick is stopped */ |
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EEventFlickStopped, |
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/** Item single-tap event. This event should be used |
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by applications that are single click compatible. */ |
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EEventItemSingleClicked, |
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/** An empty listbox was clicked */ |
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EEventEmptyListClicked, |
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/** An empty area of non-empty listbox was clicked */ |
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EEventEmptyAreaClicked, |
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/** Item is long tapped in single click enabled list*/ |
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EEventItemLongTapped |
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}; |
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public: |
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/** |
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* Handles list box events. |
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* |
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* This pure virtual function is invoked by CEikListBox to |
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* notify the observer of list box events. |
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* |
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* @param aListBox The originating list box. |
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* @param aEventType A code for the event. Further information |
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* may be obtained by accessing the list box itself. |
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*/ |
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virtual void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType)=0; |
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}; |
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#endif |