uigraphics/AknIcon/src/AknIconLoader.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 03 May 2010 13:28:06 +0300
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permissions -rw-r--r--
Revision: 201015 Kit: 201018
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/*
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* Copyright (c) 2002 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:  Icon loading from MIF files.
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*
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*/
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// INCLUDE FILES
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#include <gdi.h>
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#include "AknIconLoader.h"
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#include "AknIconLocationInfo.h"
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#include <mifconvdefs.h>
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// CONSTANTS
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// ============================ GLOBAL FUNCTIONS ===============================
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GLDEF_C void CleanupFreeIcon( TAny* aObj )
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    {
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    static_cast<CAknIconLoader*>( aObj )->FreeIcon();
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    }
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CAknIconLoader::CAknIconLoader
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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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CAknIconLoader::CAknIconLoader() : iIconId( -1 )
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    {
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#ifdef _NGATESTING
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    iConfigIconType = -1;
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#endif
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    }
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CAknIconLoader* CAknIconLoader::NewL( RFs& aFs, const TDesC& aFileName )
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    {
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    CAknIconLoader* self = new( ELeave ) CAknIconLoader;
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    CleanupStack::PushL( self );
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    self->ConstructL( aFs, aFileName );
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    CleanupStack::Pop();
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    return self;
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    }
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// Opened file handle as parameter.
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CAknIconLoader* CAknIconLoader::NewL( RFile& aFile )
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    {
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    CAknIconLoader* self = new( ELeave ) CAknIconLoader;
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    CleanupStack::PushL( self );
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    self->ConstructL( aFile );
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    CleanupStack::Pop();
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    return self;    
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    }
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void CAknIconLoader::ConstructL( RFs& aFs, const TDesC& aFileName )
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    {
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    OpenFileL( aFs, aFileName );
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    }
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void CAknIconLoader::ConstructL( RFile& aFile )
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    {
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    OpenFileL( aFile );
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    }
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// Destructor
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CAknIconLoader::~CAknIconLoader()
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    {
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    iFile.Close();
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    delete iOffsets;
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    delete iSharedOffsets;
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    delete iIcon;
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    delete iCdlEngine;
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::OpenFileL
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// -----------------------------------------------------------------------------
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//  
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void CAknIconLoader::OpenFileL( RFs& aFs, const TDesC& aFileName )
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    {
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    iFile.Close();
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    User::LeaveIfError( iFile.Open( aFs, aFileName, EFileRead|EFileShareReadersOnly ) );
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::OpenFileL
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// -----------------------------------------------------------------------------
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//
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void CAknIconLoader::OpenFileL( RFile& aFile )
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    {
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    iFile.Close();
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    User::LeaveIfError( iFile.Duplicate( aFile ) );
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::CloseFile
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// -----------------------------------------------------------------------------
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//
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void CAknIconLoader::CloseFile()
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    {
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    iFile.Close();
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::FileHeaderStructL
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// -----------------------------------------------------------------------------
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//  
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void CAknIconLoader::LoadFileHeaderStructL()
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    {
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    if ( !iHeader.iV1.iUid )
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        {
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        TPckg<TMifFileHeaderV1> v1(iHeader.iV1);
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        User::LeaveIfError( iFile.Read( 0, v1, sizeof( TMifFileHeaderV1 ) ) );
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        if (iHeader.iV1.iVersion >= 3)
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            {
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            TPckg<TMifFileHeaderV3> v3(iHeader.iV3);
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            User::LeaveIfError( iFile.Read( v3, sizeof( TMifFileHeaderV3 ) ) );        
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            }
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        }
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::CheckFileL
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// -----------------------------------------------------------------------------
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//  
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void CAknIconLoader::CheckFileL()
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    {
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    LoadFileHeaderStructL();
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    if ( iHeader.iV1.iUid != KUidAvkonMultiIconFile ||
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         iHeader.iV1.iVersion < KMifFirstSupportedVersion || 
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         iHeader.iV1.iVersion > KMifLastSupportedVersion )
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        {
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        #ifdef _DEBUG
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        RDebug::Print(_L("AknIconLoader: Icon file corrupt; file format error!"));
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        #endif
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        User::Leave( KErrCorrupt );
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        }
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    }
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   157
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// -----------------------------------------------------------------------------
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// CAknIconLoader::LoadSharedOffsetsL
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// -----------------------------------------------------------------------------
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//  
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void CAknIconLoader::LoadSharedOffsetsL()
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    {
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    if (!CdlEngine::IsCdlEngineCreated())
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        iCdlEngine = CdlEngine::CreateCdlEngineL();
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   166
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    TBuf<12> dllName;
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    _LIT(KDllNameFormat,"%08x.DLL");
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    dllName.Format(KDllNameFormat, iHeader.iV3.iIndexDllUid);
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    iSharedOffsets = MifHeader::CInstance::NewL(dllName, 0);    // MifHeader DLLs only ever have one instance, and that has id 0
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::LoadOffsetsFromMifL
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// -----------------------------------------------------------------------------
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//  
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void CAknIconLoader::LoadOffsetsFromMifL()
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    {
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    TInt pos = iHeader.iV1.iArrayOffset;
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    TInt length = iHeader.iV1.iArrayLength;
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    HBufC8* offsets = HBufC8::NewL( sizeof( TMifBitmapOffsetElement ) * length );
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    CleanupStack::PushL( offsets );
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    TPtr8 ptr = offsets->Des();
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    User::LeaveIfError( iFile.Read( 
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        pos, ptr, sizeof( TMifBitmapOffsetElement ) * length ) );
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   187
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    if ( TUint( ptr.Length() ) != sizeof( TMifBitmapOffsetElement ) * length )
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        {
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        #ifdef _DEBUG
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        RDebug::Print(_L("AknIconLoader: Icon file corrupt; EOF at offsets!"));
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        #endif
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        User::Leave( KErrCorrupt );
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        }
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    CleanupStack::Pop(); // offsets
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    iOffsets = offsets;
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    }
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// -----------------------------------------------------------------------------
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// CAknIconLoader::BitmapOffsetsL
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// -----------------------------------------------------------------------------
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//  
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const TMifBitmapOffsetElement* CAknIconLoader::BitmapOffsetsL()
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    {
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    if ( !iOffsets && !iSharedOffsets )
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        {
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        CheckFileL();
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   210
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        LoadFileHeaderStructL();
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        if (iHeader.iV1.iVersion == 3)
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            LoadSharedOffsetsL();
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        else
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            LoadOffsetsFromMifL();
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   216
        }
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   217
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    if (iOffsets)
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        return (TMifBitmapOffsetElement*)iOffsets->Ptr();
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   220
    else
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        return &iSharedOffsets->indicies()[0];
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    }
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   223
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// -----------------------------------------------------------------------------
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// CAknIconLoader::BitmapOffsetsArrayL
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// -----------------------------------------------------------------------------
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//  
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const TMifBitmapOffsetElement* CAknIconLoader::BitmapOffsetsArrayL()
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    {
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    return BitmapOffsetsL();
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   231
    }
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   232
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// -----------------------------------------------------------------------------
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// CAknIconLoader::IconWithHeaderL
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// -----------------------------------------------------------------------------
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//  
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TPtrC8 CAknIconLoader::IconWithHeaderL( TInt aId )
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    {
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   239
    if ( iIconId == aId )
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        {
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        return iIcon->Des();
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        }
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    LoadFileHeaderStructL();
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   245
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    TInt usedId = iHeader.iV1.iVersion == 1 ? aId / 2 : aId;
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    if ( usedId < 0 || usedId >= iHeader.iV1.iArrayLength )
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        {
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        #ifdef _DEBUG
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        RDebug::Print(_L("AknIconLoader: Icon ID not found!"));
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        #endif
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        // Consistent error code with MBM loading.
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        User::Leave( KErrEof );
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        }
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    const TMifBitmapOffsetElement* ptr = BitmapOffsetsArrayL();
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    TUint32 offset = ptr[usedId].iOffset;
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   260
    if (((TInt32)offset) < 0)
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        {
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   262
        #ifdef _DEBUG
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   263
        RDebug::Print(_L("AknIconLoader: Icon file corrupt; Negative offset!"));
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   264
        #endif
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        User::Leave( KErrCorrupt );
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   266
        }
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   267
    
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    TUint32 length = ptr[usedId].iLength;
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    delete iIcon;
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   271
    iIcon = NULL;
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    iIcon = HBufC8::NewL( length );
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   273
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    TPtr8 ptr2 = iIcon->Des();
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   275
    User::LeaveIfError( iFile.Read( offset, ptr2, length ) );
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   276
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   277
    if ( TUint( ptr2.Length() ) != length )
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        {
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        #ifdef _DEBUG
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   280
        RDebug::Print(_L("AknIconLoader: Icon file corrupt; EOF at icon!"));
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        #endif
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        User::Leave( KErrCorrupt );
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        }
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    iIconId = aId;
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    return iIcon->Des();
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   288
    }
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// -----------------------------------------------------------------------------
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   291
// CAknIconLoader::CheckIconL
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// -----------------------------------------------------------------------------
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   293
//  
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   294
void CAknIconLoader::CheckIconL( TInt aId )
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   295
    {
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   296
    TMifIconHeader* header = (TMifIconHeader*)IconWithHeaderL( aId ).Ptr();
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   297
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   298
    if ( header->iUid != KUidAvkonMultiIcon ||
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   299
         header->iVersion < KMifIconFirstSupportedVersion ||
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   300
         header->iVersion > KMifIconLastSupportedVersion )
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   301
        {
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   302
        #ifdef _DEBUG
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   303
        RDebug::Print(_L("AknIconLoader: Icon file corrupt; icon format error!"));
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   304
        #endif
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   305
        
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   306
        User::Leave( KErrCorrupt );
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parents:
diff changeset
   307
        }
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   308
    }
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parents:
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   309
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// -----------------------------------------------------------------------------
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   311
// CAknIconLoader::IconHeaderL
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   312
// -----------------------------------------------------------------------------
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parents:
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   313
//  
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   314
TMifIconHeader* CAknIconLoader::IconHeaderL( TInt aId )
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parents:
diff changeset
   315
    {
05e9090e2422 Revision: 200949
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parents:
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   316
    CheckIconL( aId );
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parents:
diff changeset
   317
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   318
    TPtrC8 icon = IconWithHeaderL( aId );
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parents:
diff changeset
   319
    return (TMifIconHeader*)icon.Ptr();
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parents:
diff changeset
   320
    }
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parents:
diff changeset
   321
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diff changeset
   322
// -----------------------------------------------------------------------------
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parents:
diff changeset
   323
// CAknIconLoader::IconL
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parents:
diff changeset
   324
// -----------------------------------------------------------------------------
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parents:
diff changeset
   325
//  
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parents:
diff changeset
   326
TPtrC8 CAknIconLoader::IconL( TInt aId )
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parents:
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   327
    {
05e9090e2422 Revision: 200949
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parents:
diff changeset
   328
    CheckIconL( aId );
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parents:
diff changeset
   329
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parents:
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   330
    TPtrC8 icon = IconWithHeaderL( aId );
05e9090e2422 Revision: 200949
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parents:
diff changeset
   331
    TMifIconHeader* header = IconHeaderL( aId );
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parents:
diff changeset
   332
    icon.Set( icon.Mid( header->iDataOffset, header->iDataLength ) ); 
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parents:
diff changeset
   333
    return icon;
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parents:
diff changeset
   334
    }
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parents:
diff changeset
   335
#ifdef _NGATESTING
05e9090e2422 Revision: 200949
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parents:
diff changeset
   336
void CAknIconLoader::SetIconTypeConfig(TInt32 aConfigIconType, const TDesC & aNGATestDirectory)
05e9090e2422 Revision: 200949
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parents:
diff changeset
   337
    {
05e9090e2422 Revision: 200949
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parents:
diff changeset
   338
    iConfigIconType = aConfigIconType;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
    iNGADirectory.Copy(aNGATestDirectory);
05e9090e2422 Revision: 200949
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parents:
diff changeset
   340
    }
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parents:
diff changeset
   341
50
c6286dcf6040 Revision: 201015
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parents: 0
diff changeset
   342
TInt32 CAknIconLoader::GetDerivedIconTypeL(TInt32 aType)
0
05e9090e2422 Revision: 200949
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parents:
diff changeset
   343
    {
05e9090e2422 Revision: 200949
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parents:
diff changeset
   344
    if (aType != EIconFormatBMP &&
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
        aType != EIconFormatNVG)
05e9090e2422 Revision: 200949
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parents:
diff changeset
   346
        {
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parents:
diff changeset
   347
                aType = EIconFormatNGA;
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parents:
diff changeset
   348
        }
05e9090e2422 Revision: 200949
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parents:
diff changeset
   349
    
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
    return aType;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
#endif
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
// CAknIconLoader::IconTypeL
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
//  
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
TInt32 CAknIconLoader::IconTypeL( TInt aId )
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
    {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
    TMifIconHeader* header = IconHeaderL( aId );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
    return header->iType;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
// CAknIconLoader::IconDepthL
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
//  
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
TInt32 CAknIconLoader::IconDepthL( TInt aId )
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
    {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
    TMifIconHeader* header = IconHeaderL( aId );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
    return header->iDepth; 
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
// CAknIconLoader::MaskDepthL
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
//  
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
TInt32 CAknIconLoader::MaskDepthL( TInt aId )
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
    {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
    TMifIconHeader* header = IconHeaderL( aId );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
    return header->iMaskDepth; 
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
// CAknIconLoader::IconAnimatedL
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
//  
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
TInt32 CAknIconLoader::IconAnimatedL( TInt aId )
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
    {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
    TMifIconHeader* header = IconHeaderL( aId );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
    return header->iAnimated;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
// CAknIconLoader::FreeIcon
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
//  
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
void CAknIconLoader::FreeIcon()
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
    {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
    iIconId = -1;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
    delete iIcon;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
    iIcon = NULL;
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
// CAknIconLoader::LoadIconLocationInfoL
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
// -----------------------------------------------------------------------------
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
//  
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
CAknIconLocationInfo* CAknIconLoader::LoadIconLocationInfoL(
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
    const TDesC& aFileName )
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
    {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
    CheckFileL();
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
    
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
    // First check whether this is v1 or v2 MIF file.
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
    LoadFileHeaderStructL();
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
    if ( iHeader.iV1.iVersion == 1 )
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
        {
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
        // V1, no location info array as parameter.        
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
        return CAknIconLocationInfo::NewL( aFileName );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
        }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
    // V2+ MIF file, load the location info array.
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
    BitmapOffsetsL();
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
    if (iOffsets)
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
        return CAknIconLocationInfo::NewL( aFileName, *iOffsets );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
    else
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
        return CAknIconLocationInfo::NewL( aFileName, *iSharedOffsets );
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
    }
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
05e9090e2422 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
//  End of File