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/*
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* Copyright (c) 2007-2008 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 all camera application containers
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*
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* Copyright © 2007-2008 Nokia. All rights reserved.
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* This material, including documentation and any related computer
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* programs, is protected by copyright controlled by Nokia. All
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* rights are reserved. Copying, including reproducing, storing,
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* adapting or translating, any or all of this material requires the
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* prior written consent of Nokia. This material also contains
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* confidential information which may not be disclosed to others
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* without the prior written consent of Nokia.
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*
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*
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*/
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#ifndef CAMCONTAINERBASE_H
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#define CAMCONTAINERBASE_H
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// INCLUDES
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#include <coecntrl.h>
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#include <AknUtils.h>
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#include "CamAppUiBase.h" // For TCamAppViewIds
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// FORWARD DECLARATIONS
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class CCamAppController;
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class CAknView;
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class MAknsControlContext;
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class CEnhancedSoftKeys;
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class CCamNaviCounterControl;
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class CCamNaviProgressBarControl;
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class MActivePalette2UI;
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class CCamBackupContainer;
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const TInt KCamPreCaptureWindowOrdinalPos = 100;
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const TInt KCamPostCaptureWindowOrdinalPos = 101;
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// CLASS DECLARATION
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/**
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* Container base class
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*/
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class CCamContainerBase : public CCoeControl
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{
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// =======================================================
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// Typenames
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public:
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// Was defined in multiple child classes, now moved here.
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enum TVfState // ViewFinder states
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{
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EVfStateActive,
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EVfStateFrozenDimmed,
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EVfStateActiveMasked
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};
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// Enumeration used to indicate the pane currently visible
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enum TCamActiveNaviPane
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{
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ECamPaneUndefined,
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ECamPaneCounter,
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ECamPaneProgress
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};
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// =======================================================
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// Methods
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// Constructors and destructor
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public:
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/**
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* Destructor.
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* @since 2.8
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*/
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virtual ~CCamContainerBase();
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// -------------------------------------------------------
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// From CCoeControl
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public:
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/**
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* Return this controls window.
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* This is needed for direct viewfinding.
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* Protected in CCoeControl. (not virtual)
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*/
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RWindow& Window() const;
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/**
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* Handle events sending app to foreground or background
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* @since 2.8
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* @param aForeground whether the event brings the app to fore or background
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*/
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virtual void HandleForegroundEventL( TBool aForeground );
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/**
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* Gets an object whose type is encapsulated by the specified TTypeUid object.
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* @since 2.8
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* @param aId Encapsulates the Uid that identifies the type of object required.
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* @return Encapsulates the pointer to the object provided.
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*/
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TTypeUid::Ptr MopSupplyObject( TTypeUid aId );
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/**
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* This method should change its client rect area and redraw properly.
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* @since 2.8
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* @param aType resource change
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*/
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virtual void HandleResourceChange( TInt aType );
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/**
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* Handle application level event.
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* For example focus gained and lost are notified through this method.
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* Default implementation is empty, to be replaced in inherited classes.
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* @param aEvent Event type
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*/
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virtual void HandleAppEvent( const TCamAppEvent& aEvent );
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/**
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* @since 2.8
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* @param aKeyEvent the key event
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* @param aType the type of the event
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* @return TKeyResponse key event was used by this control or not
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*/
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TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent,
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TEventCode aType );
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// -------------------------------------------------------
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// New functions
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public:
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/**
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* Passes the value of the previous view to the container
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* @since 2.8
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* @param aId The ID of the previous view
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*/
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void SetPreviousViewId( TCamAppViewIds aId );
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/**
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* Sets up a navipane for use by this container
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* @param aNaviPane specifies which navipane to set up.
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* @since 3.0
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*/
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void SetupNaviPanesL( TCamActiveNaviPane aNaviPane );
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/**
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* Will show the zoom pane for a set time
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* Only implemented by pre capture containers
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* @since 2.8
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*/
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virtual void ShowZoomPaneWithTimer();
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/**
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* Create the ActivePalette control
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* @since 3.0
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*/
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void CreateActivePaletteL();
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/**
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* Destroys the ActivePalette control
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* @since 3.0
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*/
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static void DestroyActivePalette();
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/**
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* Requests that the camera application redraws the supplied area
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* @since 3.0
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* @param aArea the area to redraw
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*/
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virtual void Redraw(const TRect& aArea);
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/**
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* Load layouts for the text
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*/
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void PrepareProcessingBackgroundL();
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/**
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* Load processing image/video text from resources.
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*/
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void PrepareProcessingTextL( TBool aStillMode );
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/**
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* Delete and null processing text, after which
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* the text will no longer be drawn.
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*/
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void DismissProcessingText();
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/**
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* Load processing image text for burst from resources.
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*/
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void PrepareBurstProcessingTextL();
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/**
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* Update processing image text for burst.
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* @param aHandled number of imagedata received
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* @param aTotal number of snapshots received
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*/
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void UpdateBurstProcessingTextL( TInt aHandled, TInt aTotal );
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/**
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* Delete and null processing text, after which
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* the text will no longer be drawn.
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*/
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void DismissBurstProcessingText();
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/**
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* Viewfinder layout rect
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* @param aTargetMode target mode for which viewfinder rect is required. Default(ECamControllerIdle) corresponds to current active mode.
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* @return TRect viewfinder rect from layout
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*/
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TRect ViewFinderFrameRect(TCamCameraMode aTargetMode = ECamControllerIdle) const;
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/**
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* We check for the file name whenever we call the UMP
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* or Properties view and come back.
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*/
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virtual void CheckForFileName( TBool aDoCheck );
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protected:
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/**
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* Whether or not this key is considered to be capture key
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* in the current context
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* @since 3.0
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* @param aKeyEvent the key event
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* @param aType the type of event
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* @return ETrue if this is a capture key, otherwise EFalse
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*/
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TBool IsCaptureKeyL( const TKeyEvent& aKeyEvent,
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TEventCode aType ) ;
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/**
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* Whether or not this key is considered to be shutter key
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* in the current context
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* @since 3.0
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* @param aKeyEvent the key event
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* @param aType the type of event
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* @return ETrue if this is a shutter key, otherwise EFalse
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*/
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TBool IsShutterKeyL( const TKeyEvent& aKeyEvent,
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TEventCode aType ) ;
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/**
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* Whether or not this key is considered to be zoom key
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* in the current context
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* @since 3.0
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* @param aKeyEvent the key event
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* @param aType the type of event
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* @return ETrue if this is a zoom key, otherwise EFalse
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*/
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TBool IsZoomKeyL( const TKeyEvent& aKeyEvent,
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TEventCode aType ) ;
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/**
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* Is zoom operation currently possible?
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* @since 3.0
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*/
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TBool ZoomAvailable();
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/**
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* Is Primary Capture Key
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* @since 9.1
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*/
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TBool IsPrimaryCameraCaptureKey( const TKeyEvent& aKeyEvent ) const ;
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/**
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* Is Secondary Capture Key
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* @since 9.1 ( checking for scan codes )
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*/
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TBool IsSecondaryCameraCaptureKey( const TKeyEvent& aKeyEvent ) const ;
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/**
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* Enters viewfinder mode either in image or videomode
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* depending current visible view. Also starts idle timer.
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*/
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void ReserveAndStartVF();
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// -------------------------------------------------------
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// Constructors
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protected:
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/**
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* C++ constructor
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* @since 2.8
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* @param aController reference to CCamAppController instance
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* @param aView reference to the view containing this container
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*/
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CCamContainerBase( CCamAppController& aController,
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CAknView& aView );
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/**
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* Symbian OS 2nd phase constructor.
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* @since 2.8
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* @param aRect Frame rectangle for container.
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*/
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void BaseConstructL( const TRect& aRect );
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protected:
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/**
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* Create background context (iBgContext). May be overridden by
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* derived classes.
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* @since S60 v5.0
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*/
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virtual void CreateBackgroundContextL();
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public:
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/**
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* Returns the number of component controls
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* @since 3.0
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* @return The number of owned controls to display
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*/
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TInt CountComponentControls() const;
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/**
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* Returns the specified component control
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* @since 3.0
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* @param aIndex The index of the control to return
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* @return Pointer to the specified control
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*/
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CCoeControl* ComponentControl( TInt aIndex ) const;
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// =======================================================
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private:
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/*
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* Checks for the zoom key with the mapped key's scan code
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*/
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TBool CheckForZoomKey( const TKeyEvent& aKeyEvent );
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/*
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* Checks for the zoom-in/out key from the mapped key's scan code
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* from the zoom array
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*/
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TBool CheckInZoomKeyArray( const TKeyEvent& aKeyEvent );
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// Data
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protected:
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CAknView& iView;
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CCamAppController& iController;
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// The ID of the previous view
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TCamAppViewIds iPrevViewId;
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// context for skin background drawing
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MAknsControlContext* iBgContext;
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// The current pane displayed in the Application Pane
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TCamActiveNaviPane iPaneInUse;
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// Instance of Navi Counter control (not owned)
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CCamNaviCounterControl* iNaviCounterControl;
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// Instance of Navi Progress control (not owned)
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CCamNaviProgressBarControl* iNaviProgressBarControl;
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// Instance of ActivePalette2 control (not owned)
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static MActivePalette2UI* iActivePalette;
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// ETrue if shutter key (half-press) has been made
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TBool iKeyShutter;
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// zoom keys for primary and secondary camera
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RArray<TInt> iPrimaryZoomInKeys;
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RArray<TInt> iPrimaryZoomOutKeys;
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RArray<TInt> iSecondaryZoomInKeys;
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RArray<TInt> iSecondaryZoomOutKeys;
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// capture keys
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RArray<TInt> iPrimaryCameraCaptureKeys;
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RArray<TInt> iSecondaryCameraCaptureKeys;
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// AF key or half capture key press scan codes
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RArray<TInt> iPrimaryCameraAFKeys;
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/// Remember current orientation, so we only redraw when necessary
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TCamOrientation iCamOrientation;
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TAknLayoutText iProcessingTextLayout;
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HBufC* iProcessingText;
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TAknLayoutText iBurstProcessingTextLayout;
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HBufC* iBurstProcessingText;
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//Backup child container to keep the background of viewfinder window always opaque
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CCamBackupContainer* iBackupContainer;
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};
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#endif // CAMCONTAINERBASE_H
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// End of File
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