rechinfo.cpp

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// $Id: rechinfo.cpp 1688 2006-08-10 12:05:20Z gerry $
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
================================XARAHEADERSTART===========================
 
               Xara LX, a vector drawing and manipulation program.
                    Copyright (C) 1993-2006 Xara Group Ltd.
       Copyright on certain contributions may be held in joint with their
              respective authors. See AUTHORS file for details.

LICENSE TO USE AND MODIFY SOFTWARE
----------------------------------

This file is part of Xara LX.

Xara LX is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License version 2 as published
by the Free Software Foundation.

Xara LX and its component source files are distributed in the hope
that it will be useful, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with Xara LX (see the file GPL in the root directory of the
distribution); if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA  02110-1301 USA


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-----------------

Conditional upon your continuing compliance with the GNU General Public
License described above, Xara Group Ltd grants to you certain additional
rights. 

The additional rights are to use, modify, and distribute the software
together with the wxWidgets library, the wxXtra library, and the "CDraw"
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----------------

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      Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK.
                        http://www.xara.com/

=================================XARAHEADEREND============================
 */

// Implementation of the colour record handler class of the v2 file format

#include "camtypes.h"

#include "rechinfo.h"   // DocInfoRecordHandler for importing doc info from v2 native/web files
#include "infocomp.h"   // Document info component, handles import of document information
//#include "camfiltr.h" // BaseCamelotFilter - version 2 native filter - in camtypes.h [AUTOMATICALLY REMOVED]
#include "cxftags.h"    // TAG_DOCUMENTCOMMENT
//#include "cxfrec.h"       //  - in camtypes.h [AUTOMATICALLY REMOVED]

//#include "localenv.h" // LocalEnvironment

DECLARE_SOURCE("$Revision: 1688 $");

// Declare smart memory handling in Debug builds
#define new CAM_DEBUG_NEW

// An implement to match the Declare in the .h file.
CC_IMPLEMENT_DYNAMIC(DocInfoRecordHandler,CamelotRecordHandler);

// #if NEW_NATIVE_FILTER    // New native filters, only available to those who need them at present

/********************************************************************************************

>   virtual BOOL DocInfoRecordHandler::BeginImport()

    Author:     Neville_Humphrys (Xara Group Ltd) <camelotdev@xara.com>
    Created:    24/7/96
    Inputs:     -
    Returns:    TRUE if ok
                FALSE otherwise
    Purpose:    Initialises the units record handler
    Errors:     -
    SeeAlso:    -

********************************************************************************************/

BOOL DocInfoRecordHandler::BeginImport()
{
    pInfoComponent = GetDocInfoComponent();

    return (pInfoComponent != NULL);
}

/********************************************************************************************

>   virtual UINT32* DocInfoRecordHandler::GetTagList()

    Author:     Neville_Humphrys (Xara Group Ltd) <camelotdev@xara.com>
    Created:    24/7/96
    Inputs:     -
    Returns:    Ptr to a list of tag values, terminated by CXFRH_TAG_LIST_END
    Purpose:    Provides the record handler system with a list of records handled by this
                handler
    SeeAlso:    -

********************************************************************************************/

UINT32* DocInfoRecordHandler::GetTagList()
{
    static UINT32 TagList[] = {TAG_DOCUMENTCOMMENT, TAG_DOCUMENTDATES,
                              TAG_DOCUMENTUNDOSIZE,
                              TAG_DOCUMENTFLAGS,
                              CXFRH_TAG_LIST_END};

    return (UINT32*)&TagList;
}

/********************************************************************************************

>   virtual BOOL DocInfoRecordHandler::HandleRecord(CXaraFileRecord* pCXaraFileRecord)

    Author:     Neville_Humphrys (Xara Group Ltd) <camelotdev@xara.com>
    Created:    24/7/96
    Inputs:     pCXaraFileRecord = ptr to record to handle
    Returns:    TRUE if handled successfuly
                FALSE otherwise
    Purpose:    Handles the given record.
    SeeAlso:    -

********************************************************************************************/

BOOL DocInfoRecordHandler::HandleRecord(CXaraFileRecord* pCXaraFileRecord)
{
    ERROR2IF(pCXaraFileRecord == NULL,FALSE,"DocInfoRecordHandler::HandleRecord pCXaraFileRecord is NULL");

    BOOL ok = TRUE;
    Document * pDoc = GetDocument();
    INT32 Tag = pCXaraFileRecord->GetTag();
    if (pInfoComponent == NULL)
    {
        ERROR3("DocInfoRecordHandler::HandleRecord no pInfoComponent");
        return FALSE;
    }

    // If we are just importing data from this document into an existing one,
    // then don't import any of this data.
    if (IsImporting())
        return TRUE;

    switch (Tag)
    {
        case TAG_DOCUMENTCOMMENT:
            // Ask the document information component class to import that data for us
            pInfoComponent->ImportDocumentComment(pCXaraFileRecord, pDoc);
            break;

        case TAG_DOCUMENTDATES:
            // Ask the document information component class to import that data for us
            pInfoComponent->ImportDocumentDates(pCXaraFileRecord, pDoc);
            break;

        case TAG_DOCUMENTUNDOSIZE:
            // Ask the document information component class to import that data for us
            pInfoComponent->ImportUndoBufferSize(pCXaraFileRecord, pDoc);
            break;

        case TAG_DOCUMENTFLAGS:
            // Ask the document information component class to import that data for us
            pInfoComponent->ImportDocumentFlags(pCXaraFileRecord, pDoc);
            break;

        default:
            ok = FALSE;
            ERROR3_PF(("DocInfoRecordHandler::HandleRecord I don't handle records with the tag (%d)\n",Tag));
            break;
    }

    return ok;
}

/********************************************************************************************

>   virtual void DocInfoRecordHandler::GetRecordDescriptionText(CXaraFileRecord* pRecord,StringBase* pStr)

    Author:     Neville_Humphrys (Xara Group Ltd) <camelotdev@xara.com>
    Created:    24/7/96
    Inputs:     pRecord = ptr to a record
                pStr = ptr to string to update
    Returns:    -
    Purpose:    This provides descriptions for the define units records.
    Errors:     -
    SeeAlso:    -

********************************************************************************************/

#ifdef XAR_TREE_DIALOG
void DocInfoRecordHandler::GetRecordDescriptionText(CXaraFileRecord* pRecord, StringBase* pStr)
{
    if (pStr == NULL || pRecord == NULL)
        return;

    // Call base class first
    // This outputs the tag and size
    CamelotRecordHandler::GetRecordDescriptionText(pRecord, pStr);

    UINT32 Tag = pRecord->GetTag();
    BOOL ok = TRUE;
//  INT32 RecordNumber = pRecord->GetRecordNumber();
    switch (Tag)
    {
        case TAG_DOCUMENTCOMMENT:
        {
            String_256 Comment;
            if (ok) ok = pRecord->ReadUnicode(&Comment);//Comment, Comment.MaxLength());
            if (Comment.Length() == 0)
                (*pStr) += _T("None\r\n\r\n");
            else
            {
                (*pStr) += _T("Comment:- \r\n");
                (*pStr) += Comment;
                (*pStr) += _T("\r\n\r\n");
            }

            break;
        }

        case TAG_DOCUMENTDATES:
        {
#if FALSE
            // Read in the times/dates from the record
            time_t Creation;
            time_t LastSaved;

            if (ok) ok = pRecord->ReadINT32((INT32*)&Creation);
            if (ok) ok = pRecord->ReadINT32((INT32*)&LastSaved);
            
#if !defined(EXCLUDE_FROM_RALPH)
            String_256 String;
            (*pStr) += _T("Document created:- \t");
            LocalEnvironment::SystemTimeToString(&String, &Creation);
            (*pStr) += String;
            (*pStr) += _T("\t");
            LocalEnvironment::SystemDateToString(&String, &Creation);
            (*pStr) += String;
            (*pStr) += _T("\r\n\r\n");
            (*pStr) += _T("Document last saved:- \t");
            LocalEnvironment::SystemTimeToString(&String, &LastSaved);
            (*pStr) += String;
            (*pStr) += _T("\t");
            LocalEnvironment::SystemDateToString(&String, &LastSaved);
            (*pStr) += String;
            (*pStr) += _T("\r\n\r\n");
#endif
#endif
            break;
        }

        case TAG_DOCUMENTUNDOSIZE:
        {
            UINT32 UndoBufSize = 0;
            if (ok) ok = pRecord->ReadUINT32(&UndoBufSize);
            if (UndoBufSize == UINT32_MAX)
            {
                (*pStr) += _T("Undo buffer size: \t= unlimited\r\n");
            }
            else
            {
                (*pStr) += _T("Undo buffer size:- ");
                String_256 Value;
                Convert::BytesToString(&Value, UndoBufSize);
                (*pStr) += Value;
                (*pStr) += _T("\r\n\r\n");
            }
            break;
        }

        case TAG_DOCUMENTFLAGS:
        {
            UINT32 DocFlags = 0;
            if (ok) ok = pRecord->ReadUINT32(&DocFlags);
            (*pStr) += _T("Document flags which are currently set are:- \r\n");
            if (DocFlags & 2)
                (*pStr) += _T("Multilayer ");
            if (DocFlags & 1)
                (*pStr) += _T("AllLayersVisible ");
            (*pStr) += _T("\r\n\r\n");
            break;
        }
    } 

    return;
}

#endif // _DEBUG

// #endif // NEW_NATIVE_FILTER

---