camerauis/cameraapp/generic/src/CamTitlePane.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:  Class for displaying the title in the Status Pane*
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*/
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// INCLUDE FILES
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#include <AknsControlContext.h>
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#include <Barsread.h>
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#include <AknsUtils.h>
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#include <AknsDrawUtils.h>
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#include <AknsSkinInstance.h>
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#include <AknsBasicBackgroundControlContext.h>
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#include "CamPostCaptureInfoDisplay.h"
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#include "CamTitlePane.h"
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#include <cameraapp.rsg>
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#include <vgacamsettings.rsg>
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// EXTERNAL DATA STRUCTURES
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// EXTERNAL FUNCTION PROTOTYPES  
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// CONSTANTS
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const TAknsItemID KNaviPaneMajorColour = KAknsIIDQsnTextColors;
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const TInt KNaviPaneMinorColour = EAknsCIQsnTextColorsCG1;
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// MACROS
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// LOCAL CONSTANTS AND MACROS
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// MODULE DATA STRUCTURES
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// LOCAL FUNCTION PROTOTYPES
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// FORWARD DECLARATIONS
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// ============================= LOCAL FUNCTIONS ===============================
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CCamTitlePane::CCamTitlePane
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CCamTitlePane::CCamTitlePane()
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    {
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    }
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// -----------------------------------------------------------------------------
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// CCamTitlePane::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CCamTitlePane::ConstructL()
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    {
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    // Read the resource to get pane position information    
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    iTitlePaneLayoutRect.LayoutRect( Rect(), ROID(R_CAM_TITLE_PANE_RECT_ID));                  
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    SetRect( iTitlePaneLayoutRect.Rect() );
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    }
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// -----------------------------------------------------------------------------
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// CCamTitlePane::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CCamTitlePane* CCamTitlePane::NewL()
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    {
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    CCamTitlePane* self = new( ELeave ) CCamTitlePane;
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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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CCamTitlePane::~CCamTitlePane()
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  {
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  PRINT( _L("Camera => ~CCamTitlePane" ))  
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  delete iTextHbuf;
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  PRINT( _L("Camera <= ~CCamTitlePane" ))  
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  }
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// -----------------------------------------------------------------------------
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// CCamTitlePane::SetFromResourceL
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// Sets the title with the specified resource string
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// -----------------------------------------------------------------------------
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//
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void CCamTitlePane::SetFromResourceL( TInt aResource )
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    {
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    TResourceReader reader; 
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    iEikonEnv->CreateResourceReaderLC( reader, aResource );                
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    if ( iTextHbuf != NULL )
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        {
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        delete iTextHbuf;
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        iTextHbuf = NULL;
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        }
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    iTextHbuf = reader.ReadHBufC16L();
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    CleanupStack::PopAndDestroy();  // resource reader
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    DrawDeferred();
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    }
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// -----------------------------------------------------------------------------
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// CCamTitlePane::SetTextL
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// Sets the title with the specified string
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// -----------------------------------------------------------------------------
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//
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void CCamTitlePane::SetTextL( const TDesC& aText )
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    {
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    if ( iTextHbuf != NULL )
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        {
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        delete iTextHbuf;
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        iTextHbuf = NULL;
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        }
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    iTextHbuf = aText.AllocL();
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    DrawDeferred();
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    }
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// ---------------------------------------------------------
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// CCamTitlePane::Draw
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// Draw control
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// ---------------------------------------------------------
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//
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void CCamTitlePane::Draw( const TRect& /*aRect*/ ) const
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    {
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    CWindowGc& gc=SystemGc();
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    // Draw the background:
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    MAknsSkinInstance* skin = AknsUtils::SkinInstance();
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    MAknsControlContext* cc = AknsDrawUtils::ControlContext( this );
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    AknsDrawUtils::Background( skin, cc, this, gc, Rect() );
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    // Set drawing colour from layout information
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    TRgb color = iTitleTextLayout.Color();
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    // ...Color is not updated if it not found from the skin
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    AknsUtils::GetCachedColor( skin, color,
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        KNaviPaneMajorColour, KNaviPaneMinorColour );
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    if ( iTextHbuf )
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        {
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        iTitleTextLayout.DrawText( gc, iTextHbuf->Des(), ETrue, color );             
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        }    
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    }
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// ---------------------------------------------------------
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// CCamTitlePane::SizeChanged
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// Called by framework when the component size is changed
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// ---------------------------------------------------------
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//
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void CCamTitlePane::SizeChanged()
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    {
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    if ( Rect().Size() != TSize( 0, 0 ) )
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        {        
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        if ( !AknLayoutUtils::LayoutMirrored() )
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            {
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            iTitleTextLayout.LayoutText( Rect(), ROID(R_CAM_TITLE_TEXT_LAYOUT_ID));
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            }
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        else
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            {
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            iTitleTextLayout.LayoutText( Rect(), ROID(R_CAM_TITLE_TEXT_LAYOUT_AH_ID));
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            }
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        }    
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    }
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//  End of File