/*

* Copyright (c) 2005-2006 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:  Shortcut definition parser.

*

*/

#ifndef AISCUTAPPUIDPARSER_H

#define AISCUTAPPUIDPARSER_H

// INCLUDES

#include <e32base.h>

// CLASS DECLARATIONS

/**

 * Parser class that interpretes the given text as a description of

 * application position data.

 */

class TAiScutAppUidParser

{

public: // Construction

    /**

     * Standard C++ constructor.

     * @param aData Data which will be parsed

     * @param aAppPositions This array will be filled with parsed

     *                      application positions.

     */

    TAiScutAppUidParser(const TDesC& aData, RArray<TUid>& aAppPositions);

public: // Interface

    /**

     * Parses the data that was given in constructor and fills the

     * application position array with parsed data.

     */

    void ParseL();

private: // Implementation

    /**

     * Skips the given char.

     * Skipping can be done conditionally or unconditionally.

     * If conditional skipping is used, next character in data will be

     * skipped only if it is the same as given character.

     * If unconditional skipping is used the next character in data must

     * be the given character, otherwise the data is invalid and parsing

     * will be stopped.

     * @param aChar Character that will be skipped.

     * @param aConditionalSkip If ETrue, use conditional skipping,

     *                         otherwise unconditional skipping will be

     *                         used.

     */

    void SkipChar(TChar aChar, TBool aConditionalSkip);

    /**

     * Reads app UID from data. If data doesn't contain app UID in the

     * point in which this function is called, data is considered invalid.

     * @return App UID that was read from data.

     */

    TUid ReadAppUid();

private:

    /// Ref: Application positions array that will be filled when parsing

    RArray<TUid>&   iUidArray;

    /// Lexer for data

    TLex            iLex;

    /// Is the data that has been read so far valid.

    TBool           iLexIsValid;

};

#endif // AISCUTAPPUIDPARSER_H

// End of File