DrxError.h

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// Copyright (C) 2002-2017, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Teigha(R) software pursuant to a license 
//   agreement with Open Design Alliance.
//   Teigha(R) Copyright (C) 2002-2017 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
 
#ifndef _TxError_h_Included_
#define _TxError_h_Included_
 
 
#include "OdError.h"
#include "OdErrorContext.h"
 
#include "TD_PackPush.h"
 
 
 
class TxErrorContext : public OdErrorContext
{
  OdString    m_strAppName;
  int         m_nAppErrCode;
  OdString    m_strDescription;
 
public:
  TxErrorContext()
    : m_strAppName(L"Unknown")
    , m_nAppErrCode(0)
  {}
 
 
  OdSmartPtr<OdErrorContext> init(const OdString& name, int nCode, const OdString& desc = OdString::kEmpty )
  {
    m_strAppName = name;
    m_nAppErrCode = nCode;
    m_strDescription = desc;
    return this;
  }
 
 
  OdString description() const
  {
    if (!m_strDescription.isEmpty())
      return m_strDescription;
    else 
      return OdString().format(L"Tx application \"%ls\" error: %d", m_strAppName.c_str(), m_nAppErrCode);
  }
 
  virtual OdResult code() const { return eTxError; }
  virtual int txAppCode() const { return m_nAppErrCode; }
  virtual OdString txAppName() const {return m_strAppName;}
};
 
 
 
class TxError : public OdError
{
protected:
  TxError( OdErrorContext* pCtx ) : OdError( pCtx )
  {}
public:
  TxError(const OdString& sAppName, int nCode, const OdString& desc = OdString::kEmpty)
    : OdError(OdRxObjectImpl<TxErrorContext>::createObject()->
       init(sAppName, nCode, desc))
  {}
 
  OdString txAppName() const
  {
    return ((TxErrorContext*)context())->txAppName();
  }
 
  int txAppCode() const
  {
    return ((TxErrorContext*)context())->txAppCode();
  }
};
 
 
// Usage example:
/*
class MyAppError : public TxError
{
public:
  MyAppError(int nCode) : TxError(L"MyApplication", nCode)
  {}
};
 
 
  pHostAppservices->warning(MyAppError(123));
     or
  throw(MyAppError(123));
*/
 
 
#include "TD_PackPop.h"
 
#endif