124 lines
3.1 KiB
C++
124 lines
3.1 KiB
C++
/*
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InterfaceProxy - definition of forwarding proxies for the facade interfaces
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Copyright (C) Lumiera.org
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2008, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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#include "include/interfaceproxy.hpp"
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#include "common/instancehandle.hpp"
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#include "lib/error.hpp"
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#include "lib/util.hpp"
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using util::cStr;
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namespace lumiera {
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namespace facade {
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LUMIERA_ERROR_DEFINE (FACADE_LIFECYCLE, "facade interface currently not accessible");
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template<class IHA>
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class Holder;
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template<class FA, class I>
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class Holder<InstanceHandle<I,FA> >
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: Accessor<FA>,
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protected FA
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{
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protected:
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typedef InstanceHandle<I,FA> IHandle;
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typedef Holder<IHandle> THolder;
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typedef Proxy<IHandle> TProxy;
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typedef Accessor<FA> Access;
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I& _i_;
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Holder (IHandle const& iha)
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: _i_(iha.get())
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{ }
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public:
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static TProxy& open(IHandle const& iha)
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{
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static char buff[sizeof(TProxy)];
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TProxy* p = new(buff) TProxy(iha);
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Access::implProxy_ = p;
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return *p;
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}
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static void close()
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{
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if (!Access::implProxy_) return;
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TProxy* p = static_cast<TProxy*> (Access::implProxy_);
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Access::implProxy_ = 0;
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p->~TProxy();
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}
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};
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template<class FA>
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FA* Accessor<FA>::implProxy_;
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template<class IHA>
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void
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openProxy (IHA const& iha)
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{
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Proxy<IHA>::open(iha);
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}
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template<class IHA>
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void
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closeProxy ()
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{
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Proxy<IHA>::close();
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}
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} // namespace facade
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} // namespace lumiera
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/* ===================================================================== */
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/* including explicit Proxy-Definitions for all facade interfaces */
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/* ===================================================================== */
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/* ==================== GuiNotification ================================ */
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#include "gui/notification-interface-proxy.hpp"
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/* ==================== gui::Display =================================== */
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#include "gui/display-interface-proxy.hpp"
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/* ==================== DummyPlayer ==================================== */
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#include "proc/play/dummy-player-interface-proxy.hpp"
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