diff -r 748ec5531811 -r 336bee5c2d35 charconvfw/inlinetext/src/InlineTextCompositeSource.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/charconvfw/inlinetext/src/InlineTextCompositeSource.cpp Wed Sep 01 12:39:40 2010 +0100 @@ -0,0 +1,152 @@ +/* +* Copyright (c) 2003-2007 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: ?Description +* +*/ + + +// INCLUDE FILES + +#include "InlineTextCompositeSource.h" + +// MODULE TEMPLATES + + +// MODULE DATA STRUCTURES + +_LIT( KBadCharacter, " " ); + +// ============================ MEMBER FUNCTIONS =============================== + + +EXPORT_C CInlineTextCompositeSource* CInlineTextCompositeSource::NewL() + { + CInlineTextCompositeSource* self = new (ELeave) CInlineTextCompositeSource(); + CleanupStack::PushL( self ); + self->ConstructL(); + CleanupStack::Pop(); + return self; + } + +CInlineTextCompositeSource::~CInlineTextCompositeSource() + { + // delete the pointed-to objects because this object owns them + if (iInlineTextSourceArray) + iInlineTextSourceArray->ResetAndDestroy(); + delete iInlineTextSourceArray; + } + +EXPORT_C void CInlineTextCompositeSource::InstallInlineTextSourceL( CInlineTextSource* aInlineTextSource ) + { + if ( aInlineTextSource ) + iInlineTextSourceArray->AppendL( aInlineTextSource ); + } + + +TInt CInlineTextCompositeSource::GetNextInlineTextPosition( + const TTmDocPos& aFrom, + TInt aMaxLength, + TTmDocPos& aNext) + { + TInt retValue = KErrNotFound; + + // For now, call CheckFormattingL() at the top of each + TTmDocPos to( aFrom.iPos + aMaxLength - 1, EFalse ); + if ( to < aFrom ) + { + to = aFrom; // Makes at least a legal, if zero containing, range + } + TRAP_IGNORE( CheckFormattingL( aFrom, to ) ); + + // The individual formatters are requested and the minimum position is returned + TTmDocPos minDocPos(aFrom); + minDocPos.iPos += ( aMaxLength + 2); // Ensure it is bigger than legal + + TInt count = iInlineTextSourceArray->Count(); + for ( TInt i = 0; i < count; i++ ) + { + TTmDocPos thisNextPos; + TInt err = iInlineTextSourceArray->At(i) + ->GetNextInlineTextPosition( aFrom, aMaxLength, thisNextPos ); + if ( err == KErrNone ) // one has been found + { + if ( thisNextPos < minDocPos ) + { + minDocPos = thisNextPos; + retValue = KErrNone; + } + } + } + if ( retValue == KErrNone ) + aNext = minDocPos; + return retValue; + } + +// +// +TPtrC CInlineTextCompositeSource::GetInlineText(const TTmDocPos& aAt) + { + TInt count = iInlineTextSourceArray->Count(); + for ( TInt i = 0; i < count; i++ ) + { + TPtrC retPtr; + if ( iInlineTextSourceArray->At(i)->HasInlineTextAt( aAt, retPtr ) ) + return retPtr; + } + +#ifdef _DEBUG + TBuf<80> buf; + buf.Format( _L("Bad fetch of inline text at Pos: %d Trailing/Leading: %d"), + aAt.iPos, + aAt.iLeadingEdge ); + RDebug::Print( buf ); + + __ASSERT_DEBUG( EFalse, Panic( EInlineTextBadInlineTextFetch ) ); +#endif + + return KBadCharacter(); + + } + +// +// Formatting notification is just passed to all inline text formatters +// +void CInlineTextCompositeSource::CheckFormattingL( + const TTmDocPos& aFrom, const TTmDocPos& aTo ) + { + TInt count = iInlineTextSourceArray->Count(); + for ( TInt i = 0; i < count; i++ ) + { + iInlineTextSourceArray->At(i)->CheckFormattingL( aFrom, aTo ); + } + } + +CInlineTextCompositeSource::CInlineTextCompositeSource() + {} + +void CInlineTextCompositeSource::ConstructL() + { + iInlineTextSourceArray = new (ELeave) CInlineTextSourceArray(1); // Unit granularity + } + +void CInlineTextCompositeSource::EditObserver( TInt aStart, TInt aExtent ) + { + TInt count = iInlineTextSourceArray->Count(); + for ( TInt i = 0; i < count; i++ ) + { + iInlineTextSourceArray->At(i)->EditObserver( aStart, aExtent ); + } + } + +// End of File