///////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2002-2016, Open Design Alliance (the "Alliance").
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// All rights reserved.
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//
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// This software and its documentation and related materials are owned by
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// the Alliance. The software may only be incorporated into application
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// programs owned by members of the Alliance, subject to a signed
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// Membership Agreement and Supplemental Software License Agreement with the
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// Alliance. The structure and organization of this software are the valuable
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// trade secrets of the Alliance and its suppliers. The software is also
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// protected by copyright law and international treaty provisions. Application
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// programs incorporating this software must include the following statement
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// with their copyright notices:
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//
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// This application incorporates Teigha(R) software pursuant to a license
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// agreement with Open Design Alliance.
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// Teigha(R) Copyright (C) 2002-2016 by Open Design Alliance.
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// All rights reserved.
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//
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// By use of this software, its documentation or related materials, you
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// acknowledge and accept the above terms.
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _ODDBCOMMANDCONTEXT_H_INCLUDED_
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#define _ODDBCOMMANDCONTEXT_H_INCLUDED_
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#include "DbExport.h"
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#include "DbUserIO.h"
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#include "Ed/EdCommandContext.h"
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#include "OdError.h"
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class OdDbDatabase;
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class OdDbCommandContext;
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/** \details
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This template class is a specialization of the OdSmartPtr class for OdDbCommandContext object pointers.
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*/
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typedef OdSmartPtr<OdDbCommandContext> OdDbCommandContextPtr;
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#include "TD_PackPush.h"
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/** \details
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This class defines the interface for I/O and database access
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for custom commands during their execution.
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\remarks
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Client applications that invoke custom commands, should use an instance of this
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class (or a subclass) to pass to the OdEdCommandStack::executeCommand function.
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Using this class instead of a true instance of OdEdCommandContext provides
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custom commands with database access.
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<group OdDb_Classes>
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*/
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class TOOLKIT_EXPORT OdDbCommandContext : public OdEdCommandContext
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{
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public:
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ODRX_DECLARE_MEMBERS(OdDbCommandContext);
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/** \details
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Returns a database, for use in a custom command.
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*/
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virtual OdDbDatabase* database();
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OdDbUserIO* dbUserIO();
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};
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inline OdDbUserIO*
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OdDbCommandContext::dbUserIO()
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{
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ODA_ASSERT(userIO() && userIO()->isKindOf(OdDbUserIO::desc()));
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return static_cast<OdDbUserIO*>(userIO());
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}
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inline OdDbDatabase*
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OdDbCommandContext::database()
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{
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//ODA_ASSERT(baseDatabase()->isKindOf(OdDbDatabase::desc()));
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//return static_cast<OdDbDatabase*>(baseDatabase());
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//
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// support for TeighaViewer
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OdDbDatabase* pDb = OdDbDatabase::cast(baseDatabase()).get();
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if (!pDb)
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throw OdError(eNoDatabase);
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return pDb;
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}
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#include "TD_PackPop.h"
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#endif //#ifndef _ODDBCOMMANDCONTEXT_H_INCLUDED_
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