81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: ShellFactory.hxx,v $
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*
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* $Revision: 1.4 $
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*
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* last change: $Author: rt $ $Date: 2005-09-09 05:14:26 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef SD_VIEW_SHELL_FACTORY_HXX
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#define SD_VIEW_SHELL_FACTORY_HXX
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#include <sal/types.h>
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#include <memory>
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class Window;
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namespace sd {
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class FrameView;
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class ViewShell;
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typedef sal_Int32 ShellId;
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// This shell id is a reserved value and does not specify any valid shell.
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static const sal_Int32 snInvalidShellId = -1;
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template<class ShellType>
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class ShellFactory
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{
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public:
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/** This abstract virtual class needs a destructor so that the
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destructors of derived classes are called.
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*/
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virtual ~ShellFactory (void) {};
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/** Create a new instance of a view shell for the given id that will
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be stacked onto the given view shell base.
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@return
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Return the new view shell or NULL when a creation is not
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possible.
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*/
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virtual ShellType* CreateShell (
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ShellId nId,
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::Window* pParentWindow,
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FrameView* pFrameView = NULL) = 0;
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/** Tell the factory that a shell is no longer in use. It may destroy
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it or put it for future use in a cache.
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*/
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virtual void ReleaseShell (ShellType* pShell) = 0;
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};
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} // end of namespace sd
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#endif
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