/*

* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Represent the CSS Selector

*

*/

#ifndef CCSSSelector_H

#define CCSSSelector_H

//  INCLUDES

//#include "CSSEventListener.h"

//#include "CSSBufferList.h"

//#include "nw_css_processori.h"

//#include "CSSPatternMatcher.h"

#include <e32base.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

// CLASS DECLARATION

/**

*  This class represents the CSS Condition

*  @lib css.lib

*  @since 2.1

*/

class CCSSCondition : public CBase

{

public:

  // constructor

	CCSSCondition(TUint8 aConditionType) 

    {  

      iConditionType = aConditionType;

      iValue1 = NULL;

      iValue2 = NULL;

    }

  // destructor

	virtual ~CCSSCondition()

	{

    if (iValue1)

    {

      NW_Mem_Free(iValue1);

    }

    if (iValue2)

    {

      NW_Mem_Free(iValue2);

    }

  }

  public: // New functions

  public:

  // condition type

  NW_Uint8 iConditionType;

  // value1 - in case of class and id it is the value of attribute

  // in case of attribute selector, it is attribute name

  NW_Ucs2 *iValue1;

  // NULL in case of id and class selectors, in case of attribute selector

  // it is the value of the attribute

  NW_Ucs2 *iValue2;

};

typedef CArrayPtrFlat<CCSSCondition> CCSSConditionList;

/**

*  This class represents the CSS Simple Selector

*  @lib css.lib

*  @since 2.1

*/

class CCSSSimpleSelector : public CBase

{

public:

  // constructor

	CCSSSimpleSelector(TUint16 aElementToken) 

    {  

      iElementToken = aElementToken;

      iConditionList = NULL;

    }

  // destructor

	virtual ~CCSSSimpleSelector()

	{

    if (iConditionList)

    {

      iConditionList->ResetAndDestroy();

      delete iConditionList;

    }

  }

  public: // New functions

  public:

  // element token

  TUint16 iElementToken;

  // array of rules that apply to element represented by iElementToken

  CCSSConditionList* iConditionList;

};

typedef CArrayPtrFlat<CCSSSimpleSelector> CCSSSimpleSelectorList;

// CLASS DECLARATION

/**

*  This class represents the CSS Selector

*

*  @lib css.lib

*  @since 2.1

*/

class CCSSSelector : public CBase

{

  public:  // Constructors and destructor

    // constructor

	  CCSSSelector(TText8* aSelector, TUint16 aSpecificity, TInt aBufferIndex) 

    {  

      iSelector = aSelector;

      iSpecificity = aSpecificity;

      iBufferIndex = aBufferIndex;

      iSimpleSelectorList = NULL;

    }

        // constructor

	  CCSSSelector() 

    {  

      iSelector = NULL;

      iSpecificity = 0;

      iBufferIndex = 0;

      iSimpleSelectorList = NULL;

    }

    /**

    * Destructor.

    */

    virtual ~CCSSSelector()

	  {

      if (iSimpleSelectorList)

      {

        iSimpleSelectorList->ResetAndDestroy();

        delete iSimpleSelectorList;

      }

    }

  public: // New functions

    // constructor

	  void Init(TText8* aSelector, TUint16 aSpecificity, TInt aBufferIndex) 

    {  

      iSelector = aSelector;

      iSpecificity = aSpecificity;

      iBufferIndex = aBufferIndex;

    }

  private:

  public:    // Data

    // pointer to selector start in the CSS buffer. This is not owned by this class

    TText8* iSelector;

    // selector specoficity

    TUint16 iSpecificity; 

    // index of the CSS buffer in the buffer lits

    TInt iBufferIndex;

    // simple selector list in the selector

    CCSSSimpleSelectorList* iSimpleSelectorList;

};

#endif /* CCSSRule_H */