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Diffstat (limited to 'svx/source/accessibility/AccessibleEmptyEditSource.hxx')
-rw-r--r-- | svx/source/accessibility/AccessibleEmptyEditSource.hxx | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/svx/source/accessibility/AccessibleEmptyEditSource.hxx b/svx/source/accessibility/AccessibleEmptyEditSource.hxx new file mode 100644 index 000000000000..93ff0383eab1 --- /dev/null +++ b/svx/source/accessibility/AccessibleEmptyEditSource.hxx @@ -0,0 +1,100 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * 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 + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _SVX_ACCESSIBLEEMPTYEDITSOURCE_HXX +#define _SVX_ACCESSIBLEEMPTYEDITSOURCE_HXX + +#include <svl/brdcst.hxx> +#include <svl/lstner.hxx> + +#include <memory> +#include <editeng/unoedsrc.hxx> + +class SdrObject; +class SdrView; +class Window; + +namespace accessibility +{ + /** Proxy edit source for shapes without text + + Extracted from old SvxDummyEditSource + */ + class AccessibleEmptyEditSource : public SvxEditSource, public SfxListener, public SfxBroadcaster + { + public: + /** Create proxy edit source for shapes without text + + Since the views don't broadcast their dying, make sure that + this object gets destroyed if the view becomes invalid + + The window is necessary, since our views can display on multiple windows + + Make sure you only create such an object if the shape _really_ + does not contain text. + */ + AccessibleEmptyEditSource( SdrObject& rObj, SdrView& rView, const Window& rViewWindow ); + ~AccessibleEmptyEditSource(); + + // from the SvxEditSource interface + SvxTextForwarder* GetTextForwarder(); + SvxViewForwarder* GetViewForwarder(); + + SvxEditSource* Clone() const; + + // this method internally switches from empty to proxy mode, + // creating an SvxTextEditSource for the functionality. + SvxEditViewForwarder* GetEditViewForwarder( sal_Bool bCreate = sal_False ); + + void UpdateData(); + SfxBroadcaster& GetBroadcaster() const; + + // from the SfxListener interface + void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ); + + private: + void Switch2ProxyEditSource(); + + /** Pointer to edit source implementation. This is switched on + a GetEditViewForwarder( true ) call, to actually create a + SvxTextEditSource. + + @dyn + */ + std::auto_ptr< SvxEditSource > mpEditSource; + + SdrObject& mrObj; + SdrView& mrView; + const Window& mrViewWindow; + + bool mbEditSourceEmpty; + }; + +} // namespace accessibility + +#endif + |