diff --git a/canvas/source/vcl/windowoutdevholder.cxx b/canvas/source/vcl/windowoutdevholder.cxx new file mode 100644 index 000000000000..23889b0c690d --- /dev/null +++ b/canvas/source/vcl/windowoutdevholder.cxx @@ -0,0 +1,60 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: windowoutdevholder.cxx,v $ + * $Revision: 1.2 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_canvas.hxx" + +#include + +#include "windowoutdevholder.hxx" +#include + +using namespace ::com::sun::star; + +namespace vclcanvas +{ + namespace + { + Window& windowFromXWin( const uno::Reference& xWin ) + { + Window* pWindow = VCLUnoHelper::GetWindow(xWin); + if( !pWindow ) + throw lang::NoSupportException( + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( + "Parent window not VCL window, or canvas out-of-process!")), + NULL); + return *pWindow; + } + } + + WindowOutDevHolder::WindowOutDevHolder( const uno::Reference& xWin ) : + mrOutputWindow( windowFromXWin(xWin) ) + {} +} diff --git a/canvas/source/vcl/windowoutdevholder.hxx b/canvas/source/vcl/windowoutdevholder.hxx new file mode 100644 index 000000000000..6108f5ff5536 --- /dev/null +++ b/canvas/source/vcl/windowoutdevholder.hxx @@ -0,0 +1,69 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: windowoutdevholder.hxx,v $ + * $Revision: 1.2 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _VCLCANVAS_WINDOWOUTDEVHOLDER_HXX +#define _VCLCANVAS_WINDOWOUTDEVHOLDER_HXX + +#include +#include +#include + +#include "outdevprovider.hxx" + +#include + +namespace vclcanvas +{ + class WindowOutDevHolder : public OutDevProvider, + private ::boost::noncopyable + { + public: + explicit WindowOutDevHolder( const ::com::sun::star::uno::Reference< + ::com::sun::star::awt::XWindow>& xWin ); + + private: + virtual OutputDevice& getOutDev() { return mrOutputWindow; } + virtual const OutputDevice& getOutDev() const { return mrOutputWindow; } + + // TODO(Q2): Lifetime issue. Though WindowGraphicDeviceBase + // now listenes to the window component, I still consider + // holding a naked reference unsafe here (especially as we + // pass it around via getOutDev). This _only_ works reliably, + // if disposing the SpriteCanvas correctly disposes all + // entities which hold this pointer. + // So: as soon as the protocol inside + // vcl/source/window/window.cxx is broken, that disposes the + // canvas during window deletion, we're riding a dead horse + // here + Window& mrOutputWindow; + }; +} + +#endif /* _VCLCANVAS_WINDOWOUTDEVHOLDER_HXX */