/*

* Copyright (c) 2000 - 2001 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: 

*

*/

#include "nw_basictables_trelementhandleri.h"

#include "XhtmlTableElementHandlerOOC.h"

#include "nw_lmgr_statictablerowbox.h"

#include "nw_lmgr_verticaltablebox.h"

#include "nw_lmgr_verticaltablerowbox.h"

#include "nw_lmgr_rootbox.h"

#include "nw_xhtml_xhtmlcontenthandler.h"

#include "nw_basictables_cellelementhandler.h"

#include "nwx_string.h"

#include "nwx_settings.h"

#include "nw_basicforms_formelementhandler.h"

#include "nw_basicforms_inputelementhandler.h"

//#include "nw_structure_scriptelementhandler.h"

#include "nw_basicforms_xhtmlformliaison.h"

#include "BrsrStatusCodes.h"

#include "nw_hed_documentroot.h"

#include "HEDDocumentListener.h"

static

TBrowserStatusCode 

NW_XHTML_trElementHandle_CreateSubTree(NW_XHTML_ContentHandler_t* contentHandler,

                                       NW_DOM_ElementNode_t* elementNode,

                                       NW_LMgr_ContainerBox_t* trBox,

                                       NW_LMgr_ContainerBox_t* tableContainerParent)

{

  NW_DOM_ElementNode_t* childNode;

  NW_TRY (status) 

  {

    /* We visit the children ourselves, rather than calling the superclass.

     * This is necessary so we can filter any unwanted elements from

     * the table. A table row can only handle <td>s and <th>s. 

     */

    for (childNode = NW_DOM_Node_getFirstChild (elementNode);

         childNode != NULL ;

         childNode = NW_DOM_Node_getNextSibling (childNode)) 

    {

      const NW_XHTML_ElementHandler_t* elementHandler;

      /* get the ElementHandler for the elementNode */

      elementHandler =

        NW_XHTML_ContentHandler_GetElementHandler (contentHandler,

                                                   (NW_DOM_ElementNode_t*) childNode);

      /* we want to ignore the entire script tag */

      if (elementHandler == NULL)

        continue;

      if (NW_Object_IsInstanceOf(elementHandler, &NW_XHTML_cellElementHandler_Class))

      {

        status = NW_XHTML_ElementHandler_CreateBoxTree (elementHandler, contentHandler,

          childNode, trBox);

        _NW_THROW_ON_ERROR(status);

      }

      /* for handling forms embedded in tables */

      else if (NW_Object_IsInstanceOf(elementHandler, &NW_XHTML_formElementHandler_Class))

      {

        NW_XHTML_FormLiaison_t* formLiaison = (NW_XHTML_FormLiaison_t*)   

            NW_XHTML_ContentHandler_GetFormLiaison(contentHandler, childNode);

        NW_REQUIRED_PARAM(formLiaison);

        status = NW_XHTML_trElementHandle_CreateSubTree(contentHandler, childNode, trBox, tableContainerParent);

        _NW_THROW_ON_ERROR(status);

      }

      else if (NW_Object_IsInstanceOf(elementHandler, &NW_XHTML_inputElementHandler_Class))

      {

        status = NW_XHTML_ElementHandler_CreateBoxTree (elementHandler, contentHandler,

                                         childNode, tableContainerParent);

        _NW_THROW_ON_ERROR(status);

      }

    }

  } NW_CATCH (status) {

  } NW_FINALLY {

    return status;

  } NW_END_TRY

}

/* ------------------------------------------------------------------------- *

   class definition

 * ------------------------------------------------------------------------- */

/* ------------------------------------------------------------------------- */

const

NW_XHTML_trElementHandler_Class_t NW_XHTML_trElementHandler_Class = {

  { /* NW_Object_Core              */

    /* super                       */ &NW_XHTML_ElementHandler_Class,

    /* queryInterface              */ _NW_Object_Core_QueryInterface

  },

  { /* NW_XHTML_ElementHandler     */

    /* initialize                  */ _NW_XHTML_ElementHandler_Initialize,

    /* createBoxTree               */ _NW_XHTML_trElementHandler_CreateBoxTree,

    /* processEvent                */ _NW_XHTML_ElementHandler_ProcessEvent

  },

  { /* NW_XHTML_trElementHandler */

    /* unused                      */ NW_Object_Unused

  }

};

/* ------------------------------------------------------------------------- *

   singleton definition

 * ------------------------------------------------------------------------- */

/* ------------------------------------------------------------------------- */

const NW_XHTML_trElementHandler_t NW_XHTML_trElementHandler = {

  { { &NW_XHTML_trElementHandler_Class } }

};

/* ------------------------------------------------------------------------- *

   virtual methods

 * ------------------------------------------------------------------------- */

/* ------------------------------------------------------------------------- */

TBrowserStatusCode

_NW_XHTML_trElementHandler_CreateBoxTree (const NW_XHTML_ElementHandler_t* elementHandler,

                                            NW_XHTML_ContentHandler_t* contentHandler,

                                            NW_DOM_ElementNode_t* elementNode,

                                            NW_LMgr_ContainerBox_t* parentBox)

{

  NW_LMgr_Box_t* rowBox = NULL;

  NW_LMgr_Box_t* tableContainer = (NW_LMgr_Box_t*)NW_LMgr_Box_GetParent(parentBox);

  NW_LMgr_ContainerBox_t* tableContainerParent = tableContainer->parent;

  NW_TRY (status) 

  {

    /* We only create a row box if the parent is a table */

    if (!NW_Object_IsClass(parentBox, &NW_LMgr_StaticTableBox_Class) &&

        !NW_Object_IsClass(parentBox, &NW_LMgr_VerticalTableBox_Class)) 

    {

      return NW_XHTML_ElementHandler_Class.NW_XHTML_ElementHandler.

        createBoxTree (elementHandler, contentHandler, elementNode, parentBox);

    }

    NW_HED_DocumentRoot_t* documentRoot = 

      (NW_HED_DocumentRoot_t*) NW_HED_DocumentNode_GetRootNode(contentHandler);

    NW_ASSERT(documentRoot != NULL);

    NW_LMgr_RootBox_t* rootBox = NW_HED_DocumentRoot_GetRootBox(documentRoot);

    NW_ASSERT(rootBox != NULL);

    if ((NW_XHTML_tableElementHandler_DoesGridModeApply(

        contentHandler, elementNode) == NW_TRUE) ||

        (NW_LMgr_RootBox_GetSmallScreenOn(rootBox) == NW_FALSE))

    {

      rowBox = (NW_LMgr_Box_t*)NW_LMgr_StaticTableRowBox_New(0);

    }

    else

    {

      rowBox = (NW_LMgr_Box_t*)NW_LMgr_VerticalTableRowBox_New(0);

    }

    NW_THROW_OOM_ON_NULL (rowBox, status);

    status = NW_LMgr_ContainerBox_AddChild (parentBox, rowBox);

    _NW_THROW_ON_ERROR(status);

    /* apply common attributes and styles */

    status = NW_XHTML_ElementHandler_ApplyStyles(elementHandler, contentHandler, elementNode, 

                                                 &rowBox, 0);

    NW_THROW_ON (status, KBrsrOutOfMemory);

    // Apply Styles will take care of replacing container box if display was block, list-item or marquee.

    // In case of 'display:none' or an error it removes the container box. That's why we check box

    if (rowBox == NULL)

    {

      NW_THROW_SUCCESS (status);

    }

    parentBox = NW_LMgr_ContainerBoxOf(rowBox);

    status = NW_XHTML_trElementHandle_CreateSubTree(contentHandler, elementNode, parentBox, tableContainerParent);

    _NW_THROW_ON_ERROR(status);

  } 

  NW_CATCH (status) 

  {

    if (rowBox)

    {

      NW_Object_Delete (rowBox);

    }

  } 

  NW_FINALLY 

  {

    return status;

  } NW_END_TRY

}