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/*
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* Copyright (c) 2002-2007 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: Base class for Psln's view containers.
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*
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*/
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#ifndef C_PSLNBASECONTAINER_H
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#define C_PSLNBASECONTAINER_H
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#include <coeccntx.h>
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#include <eikclb.h>
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class CPslnModel;
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class MPslnFWMSKObserver;
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/**
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* Base class for Psln's view containers.
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*
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*/
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class CPslnBaseContainer : public CCoeControl
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{
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friend class CPslnGeneralThemeView;
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public:
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/**
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* Symbian default constructor.
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*/
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CPslnBaseContainer();
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/**
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* Symbian two-phase constructor.
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* @param aRect Listbox's rect.
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*/
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virtual void ConstructL( const TRect& aRect ) = 0;
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/**
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* Constructs all common parts of the container.
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* @param aRect Listbox control's rect.
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* @param aResLbxId Resource id for listbox.
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*/
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void BaseConstructL( const TRect& aRect, TInt aResLbxId );
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/**
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* Constructs all common parts of the container.
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* @param aRect Listbox control's rect.
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* @param aResTitleId Resource id for title.
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* @param aResLbxId Resource id for listbox.
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*/
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void BaseConstructL(
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const TRect& aRect,
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TInt aResTitleId,
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TInt aResLbxId );
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/**
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* Destructor.
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*/
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~CPslnBaseContainer();
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/**
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* Sets listbox observer.
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* @param aObserver observer object.
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*/
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void SetListBoxObserver( MEikListBoxObserver* aObserver );
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/**
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* Returns currently selected item index.
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* @return currently selected item index.
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*/
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virtual TInt CurrentItemIndex() const;
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/**
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* Sets current item index and draws container. If index is invalid,
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* it is set to zero (=first item).
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* @param aNewIndex new current index.
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*/
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virtual void SetCurrentItemIndexAndDraw( TInt aNewIndex );
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/**
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* Sets current item index. If index is invalid,
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* it is set to zero (=first item).
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* @param aNewIndex new current index.
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*/
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virtual void SetCurrentItemIndex( TInt aNewIndex );
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/**
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* Defines observer for the middle softkey label changes.
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* Can only be set once. Further attempts are ignored.
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* @since S60 v3.1
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*/
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virtual void SetMiddleSoftkeyObserver( MPslnFWMSKObserver* aObserver );
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/**
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* Returns MSK Observer, if any.
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* @return observer for MSK label changes, or NULL if it is not defined.
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* @since S60 v3.2
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*/
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MPslnFWMSKObserver* GetMiddleSoftkeyObserver();
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protected:
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/**
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* Updates listbox or specific one item.
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*/
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virtual void UpdateListBoxL();
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/**
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* Constructs listbox.
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* @param aResLbxId Resource id for listbox.
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*/
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virtual void ConstructListBoxL( TInt aResLbxId ) = 0;
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/**
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* Processes key events.
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* @param aKeyEvent
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* @param aType
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* @return response
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*/
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TKeyResponse OfferKeyEventL(
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const TKeyEvent& aKeyEvent,
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TEventCode aType );
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/**
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* Creates list box items.
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*/
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virtual void CreateListBoxItemsL() = 0;
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private:
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/* From CCoeControl. */
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void SizeChanged();
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/* From CCoeControl. */
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TInt CountComponentControls() const;
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/* From CCoeControl. */
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CCoeControl* ComponentControl( TInt aIndex ) const;
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/* From CCoeControl. */
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virtual void HandleResourceChange( TInt aType );
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/* Handles focus change events in list item. */
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void FocusChanged( TDrawNow aDrawNow );
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protected:
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/**
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* Model reference.
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* Not own.
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*/
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CPslnModel* iModel;
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/**
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* Listbox.
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* Own.
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*/
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CEikTextListBox* iListBox;
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/**
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* List of items in listbox.
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* Not own (owned by listbox).
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*/
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CDesCArray* iItemArray;
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/**
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* Middle softkey label observer.
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* Own.
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*/
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MPslnFWMSKObserver* iMSKObserver;
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};
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#endif // C_PSLNBASECONTAINER_H
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// End of File
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