office-gobmx/sw/inc/accmap.hxx
2002-05-29 14:06:25 +00:00

337 lines
11 KiB
C++

/*************************************************************************
*
* $RCSfile: accmap.hxx,v $
*
* $Revision: 1.19 $
*
* last change: $Author: mib $ $Date: 2002-05-29 14:59:50 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _ACCMAP_HXX
#define _ACCMAP_HXX
#ifndef _DRAFTS_COM_SUN_STAR_ACCESSIBILITY_XACCESSIBLE_HPP_
#include <drafts/com/sun/star/accessibility/XAccessible.hpp>
#endif
#ifndef _SAL_TYPES_H_
#include <sal/types.h>
#endif
#ifndef _CPPUHELPER_WEAKREF_HXX_
#include <cppuhelper/weakref.hxx>
#endif
#ifndef _VOS_REF_HXX_
#include <vos/ref.hxx>
#endif
#ifndef _VOS_MUTEX_HXX_ //autogen
#include <vos/mutex.hxx>
#endif
#ifndef _SVX_ACCESSIBILITY_IACCESSIBLE_VIEW_FORWARDER_HXX
#include <svx/IAccessibleViewForwarder.hxx>
#endif
#ifndef _SVX_ACCESSIBILITY_IACCESSIBLE_PARENT_HXX
#include <svx/IAccessibleParent.hxx>
#endif
#ifndef _VIEWSH_HXX
#include "viewsh.hxx"
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef _FRACT_HXX
#include <tools/fract.hxx>
#endif
#include <vector>
class Rectangle;
class SwFrm;
class SwRootFrm;
class SwPageFrm;
class SwAccessibleContext;
class SwAccessibleContextMap_Impl;
class SwAccessibleEventList_Impl;
class SwAccessibleEventMap_Impl;
class SwShapeList_Impl;
class SdrObject;
namespace accessibility { class AccessibleShape; }
class SwAccessibleShapeMap_Impl;
struct SwAccessibleEvent_Impl;
class SwRect;
class ViewShell;
class SwFrmOrObj;
class SwAccPreviewData;
// real states for events
#define ACC_STATE_EDITABLE 0x01
#define ACC_STATE_OPAQUE 0x02
// pseudo states for events
#define ACC_STATE_CARET 0x80
#define ACC_STATE_RELATION_FROM 0x40
#define ACC_STATE_RELATION_TO 0x20
#define ACC_STATE_RELATION_MASK 0x60
#define ACC_STATE_MASK 0x1F
class SwAccessibleMap : public accessibility::IAccessibleViewForwarder,
public accessibility::IAccessibleParent
{
::vos::OMutex maMutex;
::vos::OMutex maEventMutex;
SwAccessibleContextMap_Impl *mpFrmMap;
SwAccessibleShapeMap_Impl *mpShapeMap;
SwShapeList_Impl *mpShapes;
SwAccessibleEventList_Impl *mpEvents;
SwAccessibleEventMap_Impl *mpEventMap;
ViewShell *mpVSh;
/// for page preview: store preview data, VisArea, and mapping of
/// preview-to-display coordinates
SwAccPreviewData* mpPreview;
::com::sun::star::uno::WeakReference < ::drafts::com::sun::star::accessibility::XAccessible > mxCursorContext;
sal_Int32 mnPara;
sal_Int32 mnFootnote;
sal_Int32 mnEndnote;
sal_Bool mbShapeSelected;
void FireEvent( const SwAccessibleEvent_Impl& rEvent );
void AppendEvent( const SwAccessibleEvent_Impl& rEvent );
void InvalidateCursorPosition(
const ::com::sun::star::uno::Reference<
::drafts::com::sun::star::accessibility::XAccessible>& rAcc );
void DoInvalidateShapeSelection();
void DoInvalidateShapeFocus();
void InvalidateShapeSelection();
void _InvalidateRelationSet( const SwFrm* pFrm, sal_Bool bFrom );
::com::sun::star::uno::Reference<
::drafts::com::sun::star::accessibility::XAccessible>
_GetDocumentView( sal_Bool bPagePreview );
public:
SwAccessibleMap( ViewShell *pSh );
~SwAccessibleMap();
::com::sun::star::uno::Reference<
::drafts::com::sun::star::accessibility::XAccessible> GetDocumentView();
::com::sun::star::uno::Reference<
::drafts::com::sun::star::accessibility::XAccessible> GetDocumentPreview(
sal_uInt8 nRow, sal_uInt8 nColumn, sal_Int16 nStartPage,
const Size& rPageSize, const Point& rFreePoint,
const Fraction& rScale, sal_uInt16 nSelectedPage );
::vos::ORef < SwAccessibleContext > GetContextImpl(
const SwFrm *pFrm,
sal_Bool bCreate = sal_True );
::com::sun::star::uno::Reference<
::drafts::com::sun::star::accessibility::XAccessible> GetContext(
const SwFrm *pFrm,
sal_Bool bCreate = sal_True );
::vos::ORef < ::accessibility::AccessibleShape > GetContextImpl(
const SdrObject *pObj,
SwAccessibleContext *pParentImpl,
sal_Bool bCreate = sal_True );
::com::sun::star::uno::Reference<
::drafts::com::sun::star::accessibility::XAccessible> GetContext(
const SdrObject *pObj,
SwAccessibleContext *pParentImpl,
sal_Bool bCreate = sal_True );
ViewShell *GetShell() const { return mpVSh; }
inline const SwRect& GetVisArea() const;
inline const Size& GetPreViewPageSize() const;
void RemoveContext( const SwFrm *pFrm );
void RemoveContext( const SdrObject *pObj );
// Dispose frame and its children if bRecursive is set
void Dispose( const SwFrm *pFrm, const SdrObject *pObj,
sal_Bool bRecursive=sal_False );
void InvalidatePosOrSize( const SwFrm *pFrm, const SdrObject *pObj,
const SwRect& rOldFrm );
void InvalidateContent( const SwFrm *pFrm );
void InvalidateCursorPosition( const SwFrm *pFrm );
void InvalidateFocus();
void SetCursorContext(
const ::vos::ORef < SwAccessibleContext >& rCursorContext );
// Invalidate state of whole tree. If an action is open, this call
// is processed when the last action ends.
void InvalidateStates( sal_uInt8 nStates );
void InvalidateRelationSet( const SwFrm* pMaster, const SwFrm* pFollow );
// update preview data (and fire events if necessary)
void UpdatePreview( sal_uInt8 nRow, sal_uInt8 nColumn,
sal_Int16 nStartPage,
const Size& rPageSize, const Point& rFreePoint,
const Fraction& rScale, sal_uInt16 nSelectedPage );
void InvalidatePreViewSelection( sal_uInt16 nSelPage );
sal_Bool IsPageSelected( const SwPageFrm *pPageFrm ) const;
void FireEvents();
// IAccessibleViewForwarder
virtual sal_Bool IsValid() const;
virtual Rectangle GetVisibleArea() const;
virtual Point LogicToPixel (const Point& rPoint) const;
virtual Size LogicToPixel (const Size& rSize) const;
virtual Point PixelToLogic (const Point& rPoint) const;
virtual Size PixelToLogic (const Size& rSize) const;
// IAccessibleParent
virtual sal_Bool ReplaceChild (
::accessibility::AccessibleShape* pCurrentChild,
::accessibility::AccessibleShape* pReplacement)
throw (::com::sun::star::uno::RuntimeException);
// additional Core/Pixel conversions for internal use; also works
// for preview
Point CoreToPixel (const Point& rPoint) const;
Point PixelToCore (const Point& rPoint) const;
Rectangle CoreToPixel (const Rectangle& rRect) const;
Rectangle PixelToCore (const Rectangle& rRect) const;
private:
inline void PreviewAdjust(const Point& rPoint, sal_Bool bFromPreview) const;
};
// helper class that stores preview data
class SwAccPreviewData
{
typedef std::vector<Rectangle> Rectangles;
Rectangles maPreviewRects;
Rectangles maLogicRects;
SwRect maVisArea;
Fraction maScale;
Size maPageSize;
const SwPageFrm *mpStartPage;
const SwPageFrm *mpSelPage;
sal_uInt16 mnStartPage;
public:
SwAccPreviewData();
~SwAccPreviewData();
void Update( sal_uInt8 nRow, // # rows in preview
sal_uInt8 nCol, // # columns in preview
sal_uInt16 nStartPage, // start page (0 is before first page)
const Size& rPageSize, // size of an empty page
const Point& rFreePoint, // free space between pages (x,y)
const Fraction& rScale,// scale factor for preview
ViewShell* pShell,
sal_uInt16 nSelPage );
void InvalidateSelection( sal_uInt16 nSelPage );
const SwRect& GetVisArea() const;
Point PreviewToLogic(const Point& rPoint) const;
Point LogicToPreview(const Point& rPoint) const;
MapMode GetMapModeForPreview( ) const;
/** Adjust the MapMode so that the preview page appears at the
* proper position. rPoint identifies the page for which the
* MapMode should be adjusted. If bFromPreview is true, rPoint is
* a preview coordinate; else it's a document coordinate. */
void AdjustMapMode( MapMode& rMapMode,
const Point& rPoint,
sal_Bool bFromPreview ) const;
void AdjustMapMode( MapMode& rMapMode ) const;
const SwPageFrm *GetSelPage() const { return mpSelPage; }
void DisposePage(const SwPageFrm *pPageFrm );
const Size& GetPageSize() const { return maPageSize; }
};
inline const SwRect& SwAccessibleMap::GetVisArea() const
{
DBG_ASSERT( !mpVSh->IsPreView() || (mpPreview != NULL),
"preview without preview data?" );
return mpVSh->IsPreView() ? mpPreview->GetVisArea() : mpVSh->VisArea();
}
inline const Size& SwAccessibleMap::GetPreViewPageSize() const
{
DBG_ASSERT( mpPreview != NULL,
"preview without preview data?" );
return mpPreview->GetPageSize();
}
#endif