camerauis/cameraapp/generic/src/CamNaviCounterControl.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 16:18:56 +0200
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/*
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* Copyright (c) 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:  Control for displaying remaining images/videos in Navi Pane
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*
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*  Copyright © 2007 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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// INCLUDE FILES
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#include <AknsUtils.h>
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#include <e32base.h>
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#include "CamNaviCounterControl.h"
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#include "CamNaviCounterModel.h"
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#include "CamAppUi.h"
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#include "CamUtility.h"
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// CONSTANTS
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// ========================= MEMBER FUNCTIONS ================================
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// ---------------------------------------------------------
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// CCamNaviCounterControl::NewL
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// Factory construction function
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// ---------------------------------------------------------
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//
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CCamNaviCounterControl* CCamNaviCounterControl::NewL( CCamNaviCounterModel& aModel )
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    {
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    CCamNaviCounterControl* self = new( ELeave ) CCamNaviCounterControl( aModel );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// Destructor
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CCamNaviCounterControl::~CCamNaviCounterControl()
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    {
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    iModel.DeregisterObserver( this );
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    }
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// ---------------------------------------------------------
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// CCamNaviCounterControl::CCamNaviCounterControl
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// C++ constructor
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// ---------------------------------------------------------
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//
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CCamNaviCounterControl::CCamNaviCounterControl(CCamNaviCounterModel& aModel )
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    : iModel ( aModel )
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    {
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    }
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// ---------------------------------------------------------
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// CCamNaviCounterControl::ConstructL
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// Symbian OS 2nd phase constructor
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::ConstructL()
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    {
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    iModel.RegisterObserverL( this );
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    }                
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// ---------------------------------------------------------
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// CCamNaviCounterControl::SizeChanged
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// Called by framework when the view size is changed
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::SizeChanged()
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    {
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    // if the rectangle has width or height
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    if ( Rect().Size() != TSize( 0, 0 ) && iActive )
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        {
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        TRAP_IGNORE(iModel.SetExtentL( Rect() ));
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        TRAP_IGNORE(iModel.ReloadResourceDataL());
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        }
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//    AknsUtils::RegisterControlPosition( this );
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    }
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// ---------------------------------------------------------
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// CCamNaviCounterControl::DrawNaviCtr
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// Draw the control
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::DrawNaviCtr( CBitmapContext& aGc ) const
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	{
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	if ( iActive )
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	    {
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        iModel.DrawNaviCtr( aGc, this );
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	    }
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	}
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// ---------------------------------------------------------
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// CCamNaviCounterControl::Draw
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// Draw the control
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::Draw( const TRect& /* aRect */ ) const
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    {
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    PRINT( _L("Camera => CCamNaviCounterControl::Draw" ))
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       CCamAppUi* appUi = static_cast<CCamAppUi*>( CEikonEnv::Static()->AppUi() );
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    if ( appUi->CurrentViewState() != ECamViewStatePostCapture ) 
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	{
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    		CWindowGc& gc=SystemGc();    
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    		DrawNaviCtr( gc );
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    	}
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    PRINT( _L("Camera <= CCamNaviCounterControl::Draw" ))
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    }
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// ---------------------------------------------------------
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// CCamNaviCounterControl::ForceNaviPaneUpdate
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// Force update of navi-pane (i.e after dismissal of MMC removed error note)
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::ForceNaviPaneUpdate()
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    {
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    iModel.ForceNaviPaneUpdate();
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    // redraw
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    CCamAppUi* appUi = static_cast<CCamAppUi*>( CEikonEnv::Static()->AppUi() );
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    if ( appUi && appUi->IsDirectViewfinderActive() )
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        {
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        TRAP_IGNORE(appUi->HandleCommandL( ECamCmdRedrawScreen ));
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        }
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    else
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        {
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        DrawDeferred();
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        }
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    }
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// ---------------------------------------------------------
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// CCamNaviCounterControl::SetActiveL
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// Set's whether this control is currently active or not
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::SetActiveL( TBool aActive )
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    {
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    iActive = aActive;
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    if ( iActive )
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        {
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        ActivateL();
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        iModel.SetExtentL( Rect() );
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        }
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    }
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// ---------------------------------------------------------
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// CCamNaviCounterControl::HandleObservedEvent
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// Gets events from observed model
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// ---------------------------------------------------------
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//
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void CCamNaviCounterControl::HandleObservedEvent(TCamObserverEvent aEvent)
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    {
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    PRINT( _L("Camera => CCamNaviCounterControl::HandleObservedEvent" ));
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    if ( ECamObserverEventNaviModelUpdated == aEvent )
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        {
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        if ( iActive )
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            {
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            CCamAppUi* appUi = static_cast<CCamAppUi*>( CEikonEnv::Static()->AppUi() );
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            if ( appUi && appUi->IsDirectViewfinderActive() )
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                {
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                TRAP_IGNORE(appUi->HandleCommandL( ECamCmdRedrawScreen ));
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                }
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            else
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                {
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#ifndef __WINS__ 
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              if( appUi && appUi->ReadyToDraw() && appUi->IsBurstEnabled()
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                  && !appUi->SettingsLaunchedFromCamera() )
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                    {
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                    PRINT( _L("Camera <> CCamNaviCounterControl::HandleObservedEvent - draw deferred") );
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                    DrawDeferred();
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                    }
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#endif
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                }
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            }
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        }
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    PRINT( _L("Camera <= CCamNaviCounterControl::HandleObservedEvent" ));
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    }
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// End of File
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