uifw/EikStd/coctlsrc/AknCompositeInlineTextSource.cpp
author William Roberts <williamr@symbian.org>
Wed, 10 Nov 2010 12:08:34 +0000
branchRCL_3
changeset 76 5c9f0ba5102a
parent 0 2f259fa3e83a
permissions -rw-r--r--
Improve debug tracing of AknGlobalNote::StartL - Bug 2673
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
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/*
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* Copyright (c) 2003 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:  ?Description
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*
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*/
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// INCLUDE FILES
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#include "AknCompositeInlineTextSource.h"
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// MODULE TEMPLATES
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// MODULE DATA STRUCTURES
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_LIT( KBadCharacter, " " );
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// ============================ MEMBER FUNCTIONS ===============================
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CAknCompositeInlineTextSource* CAknCompositeInlineTextSource::NewL()
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    { 
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    CAknCompositeInlineTextSource* self  = new (ELeave) CAknCompositeInlineTextSource();
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop();
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    return self;
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    }
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CAknCompositeInlineTextSource::~CAknCompositeInlineTextSource()
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    {
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    // delete the pointed-to objects because this object owns them
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    if (iInlineTextSourceArray)
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        iInlineTextSourceArray->ResetAndDestroy();
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    delete iInlineTextSourceArray;
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    }
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EXPORT_C void CAknCompositeInlineTextSource::InstallInlineTextSourceL( CAknInlineTextSource* aInlineTextSource )
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    {
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    if ( aInlineTextSource ) 
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        iInlineTextSourceArray->AppendL( aInlineTextSource );
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    }
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TInt CAknCompositeInlineTextSource::GetNextInlineTextPosition(
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    const TTmDocPos& aFrom, 
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    TInt aMaxLength, 
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    TTmDocPos& aNext)
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    {
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    TInt retValue = KErrNotFound;
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    // For now, call CheckFormattingL() at the top of each 
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    TTmDocPos to( aFrom.iPos + aMaxLength - 1, EFalse );
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    TRAP_IGNORE( CheckFormattingL( aFrom, to ) );
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    // The individual formatters are requested and the minimum position is returned
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    TTmDocPos minDocPos(aFrom);
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    minDocPos.iPos += ( aMaxLength + 2); // Ensure it is bigger than legal 
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    TInt count = iInlineTextSourceArray->Count();
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    for ( TInt i = 0; i < count; i++ )
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        {
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        TTmDocPos thisNextPos;
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        TInt err = iInlineTextSourceArray->At(i)
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            ->GetNextInlineTextPosition( aFrom, aMaxLength, thisNextPos );
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        if ( err == KErrNone ) // one has been found
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            {
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            if ( thisNextPos < minDocPos )
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                {
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                minDocPos = thisNextPos;
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                retValue = KErrNone;
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                }
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            }
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        }
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    if ( retValue == KErrNone )
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        aNext = minDocPos;
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    return retValue;
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    }
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//
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//
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TPtrC CAknCompositeInlineTextSource::GetInlineText(const TTmDocPos& aAt)
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    {
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    TInt count = iInlineTextSourceArray->Count();
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    for ( TInt i = 0; i < count; i++ )
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        {
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        TPtrC retPtr;
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        if ( iInlineTextSourceArray->At(i)->HasInlineTextAt( aAt, retPtr ) )
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            return retPtr;
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        }
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#ifdef _DEBUG    
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    TBuf<80> buf;
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    buf.Format( _L("Bad fetch of inline text at Pos: %d  Trailing/Leading: %d"), 
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        aAt.iPos,
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        aAt.iLeadingEdge );
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    RDebug::Print( buf );    
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    __ASSERT_DEBUG( EFalse, Panic( EAknInlineTextFormattingBadInlineTextFetch ) );
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#endif
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    return KBadCharacter();
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    }
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//
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// Formatting notification is just passed to all inline text formatters
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//
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void CAknCompositeInlineTextSource::CheckFormattingL(
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    const TTmDocPos& aFrom, const TTmDocPos& aTo )
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    {
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    TInt count = iInlineTextSourceArray->Count();
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    for ( TInt i = 0; i < count; i++ )
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        {
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        iInlineTextSourceArray->At(i)->CheckFormattingL( aFrom, aTo );
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        }
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    }
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CAknCompositeInlineTextSource::CAknCompositeInlineTextSource()
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    {}
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void CAknCompositeInlineTextSource::ConstructL()
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    {
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    iInlineTextSourceArray = new (ELeave) CAknInlineTextSourceArray(1); // Unit granularity
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    }
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void CAknCompositeInlineTextSource::EditObserver( TInt aStart, TInt aExtent )
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    {
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    TInt count = iInlineTextSourceArray->Count();
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    for ( TInt i = 0; i < count; i++ )
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        {
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        iInlineTextSourceArray->At(i)->EditObserver( aStart, aExtent );
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        }
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    }
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//  End of File