phonebookengines/cntlistmodel/inc/cntdisplaytextformatter.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/*
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* Copyright (c) 2009 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:  
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*
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*/
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#ifndef CNTDISPLAYTEXTFORMATTER_H_
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#define CNTDISPLAYTEXTFORMATTER_H_
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#include <QObject>
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#include <qcontactfilter.h>
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QTM_USE_NAMESPACE
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#define TAG_START "<span style=\"background-color:%1;color:%2\">"
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#define TAG_END   "</span>"
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class CntDisplayTextFormatter
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{
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public:
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    virtual ~CntDisplayTextFormatter(){}
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    virtual QString formattedText( const QString aText, const QContactFilter& aCriteria ) = 0;
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};
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class CntDummyDisplayTextFormatter : public QObject, public CntDisplayTextFormatter
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{
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    Q_OBJECT
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public:
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    CntDummyDisplayTextFormatter(){}
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    ~CntDummyDisplayTextFormatter(){}
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    inline QString formattedText( const QString aText, const QContactFilter& aCriteria )
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    {
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        Q_UNUSED( aCriteria );
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        return aText;
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    }
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};
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class CntHTMLDisplayTextFormatter : public QObject, public CntDisplayTextFormatter
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{
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    Q_OBJECT
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public:
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    CntHTMLDisplayTextFormatter();
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    virtual ~CntHTMLDisplayTextFormatter();
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    /*!
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     * Format given text with applied filter. Not that only following filter is supported:
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     * 
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     * QContactDetailFilter filter;
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     * filter.setDetailDefinitionName( QContactDisplayLabel::DefinitionName );
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     * filter.setMatchFlags( QContactDetailFilter::MatchStartsWith );
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     * 
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     * \param aText Buffer where to format
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     * \param aCriteria Applied filter
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     */
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    QString formattedText( const QString aText, const QContactFilter& aCriteria );
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    /*!
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     * Insert tag to given text leaving given number
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     * of characters between start and end tag. 
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     * By default highlight is inserted.
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     * 
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     * \param aText Buffer where to insert tags
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     * \param aNumOfCharacters Number of characters to highlight
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     */
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    virtual void insertTag( QString& aText, int aNumOfCharacters );
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};
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#endif /* CNTDISPLAYTEXTFORMATTER_H_ */