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/*
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* Copyright (c) 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: Screensaver view class defination.
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*
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*/
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#ifndef C_SCREENSAVERVIEW_H
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#define C_SCREENSAVERVIEW_H
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#include <aknview.h>
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#include <babitflags.h>
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#include "screensaver.hrh"
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//CLASS DECLARATION
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class CScreensaverBase;
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class CScreensaverEngine;
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const TUid KUidScreensaverView ={ 1 };
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//
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// class CScreensaverView
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// an empty place holder for when we are in the background
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class CScreensaverView : public CAknView
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{
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public:
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/**
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* Two-phased constructor
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*/
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static CScreensaverView* NewL();
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/**
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* C++ default constructor
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*/
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CScreensaverView();
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/**
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* Destructor
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*/
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~CScreensaverView();
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/**
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* Two-phased constructor
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*/
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void ConstructL();
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/**
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* Creates the display object by the parameter
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*
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* @param the object factory object, default type is EDisplayNone
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*/
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void CreateDisplayObjectL( TDisplayObjectType aType );
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/**
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* Resets the display object
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*/
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void SetDisplayObject( TDisplayObjectType aType );
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/**
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* Creates the preview display object
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*/
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void CreatePreviewDisplayObjectL();
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/**
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* Returns true the screensaver doesn't draw anything
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*/
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TBool IsContentlessScreensaver() const;
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public://From CAknView
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/**
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* Returns views id, intended for overriding by sub classes.
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* @return id for this view.
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*/
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TUid Id() const;
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/**
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* Handles a view activation and passes the message of type
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* @c aCustomMessageId. This function is intended for overriding by
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* sub classes. This function is called by @c AknViewActivatedL().
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* Views should not launch waiting or modal notes or dialogs in
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* @c DoActivateL.
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* @param aPrevViewId Specifies the view previously active.
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* @param aCustomMessageId Specifies the message type.
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* @param aCustomMessage The activation message.
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*/
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void DoActivateL( const TVwsViewId& aPrevViewId, TUid aCustomMessageId,
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const TDesC8& aCustomMessage );
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/**
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* View deactivation function intended for overriding by sub classes.
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* This function is called by @c AknViewDeactivated().
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*/
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void DoDeactivate();
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/**
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* Shows the display object
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*/
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void ShowDisplayObject();
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/**
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* Hides the display object
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*/
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void HideDisplayObject();
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/**
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* Update indicator attributes and refresh display
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*/
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void UpdateAndRefresh();
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private:
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/**
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* Returns the default type of screensaver
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*/
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TDisplayObjectType DefaultScreensaverType();
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/**
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* Returns the psln setting type of screensaver
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*/
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TDisplayObjectType PslnSettingScreensaverType();
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/**
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* Get the model of appui
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*/
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CScreensaverEngine& Model() const;
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/**
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* Delete the display object
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*/
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void DestroyDisplayObject();
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private:
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/**
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* The type of current control
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*/
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TDisplayObjectType iCurrentControlType;
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/**
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* The display object of screensaver
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*
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* Owned
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*/
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CScreensaverBase* iControl;
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/**
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* The plugin refresh rate
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*/
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TInt iPluginRefreshRate;
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/**
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* True if the active screensaver doesn't draw (e.g None)
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*/
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TBool iIsContentless;
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};
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#endif // C_SCREENSAVERVIEW_H
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