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/*************************************************************************
*
* 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: viewimp.hxx,v $
* $Revision: 1.36.214.1 $
*
* 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 _VIEWIMP_HXX
#define _VIEWIMP_HXX
#include <vcl/timer.hxx>
#include <tools/color.hxx>
// OD 25.06.2003 #108784#
#include <svx/svdtypes.hxx>
#include <tools/string.hxx>
#include "swtypes.hxx"
#include "swrect.hxx"
class ViewShell;
class SwFlyFrm;
class SwViewOption;
class SwRegionRects;
class SwScrollAreas;
class SwFrm;
class SwLayAction;
class SwLayIdle;
class SwDrawView;
class SdrPageView;
class SwPageFrm;
class SwRegionRects;
struct SdrPaintProcRec;
class SwAccessibleMap;
class SdrObject;
class Fraction;
// OD 12.12.2002 #103492#
class SwPagePreviewLayout;
// OD 15.01.2003 #103492#
#ifndef _PREVWPAGE_HXX
#include <prevwpage.hxx>
#endif
// OD 15.01.2003 #103492#
#include <vector>
// --> OD 2005-12-01 #i27138#
class SwTxtFrm;
// <--
class SwViewImp
{
friend class ViewShell;
friend class SwLayAction; //Lay- und IdleAction tragen sich ein und aus.
friend class SwLayIdle;
// OD 12.12.2002 #103492# - for paint of page preview
friend class SwPagePreviewLayout;
ViewShell *pSh; //Falls jemand einen Imp durchreicht und doch
//mal eine ViewShell braucht hier die
//Rueckwaertsverkettung.
SwDrawView *pDrawView; //Unsere DrawView
SdrPageView *pSdrPageView; //Genau eine Seite fuer unsere DrawView
SwPageFrm *pFirstVisPage;//Zeigt immer auf die erste sichtbare Seite.
SwRegionRects *pRegion; //Sammler fuer Paintrects aus der LayAction.
SwScrollAreas *pScrollRects; //Sammler fuer Scrollrects aus der LayAction.
SwScrollAreas *pScrolledArea;//Sammler der gescrollten Rechtecke.
SwLayAction *pLayAct; //Ist gesetzt wenn ein Action-Objekt existiert
//Wird vom SwLayAction-CTor ein- und vom DTor
//ausgetragen.
SwLayIdle *pIdleAct; //Analog zur SwLayAction fuer SwLayIdle.
SwAccessibleMap *pAccMap; // Accessible Wrappers
mutable const SdrObject * pSdrObjCached;
mutable String sSdrObjCachedComment;
AutoTimer aScrollTimer; //Fuer das Aufraeumen nach dem Scrollen.
BOOL bFirstPageInvalid :1; //Pointer auf erste Seite ungueltig?
BOOL bNextScroll :1; //Scroll in der folgenden EndAction erlaubt?
BOOL bScroll :1; //Scroll in der aktuellen EndAction erlaubt?
BOOL bScrolled :1; //Wurde gescrolled? Dann im Idle aufraeumen.
//BOOL bResetXorVisibility:1; //StartAction/EndAction
//HMHBOOL bShowHdlPaint :1; //LockPaint/UnlockPaint
BOOL bResetHdlHiddenPaint:1;// -- "" --
BOOL bPaintInScroll :1; //Paint (Update() im ScrollHdl der ViewShell
BOOL bSmoothUpdate :1; //Meber fuer SmoothScroll
BOOL bStopSmooth :1;
BOOL bStopPrt :1; // Stop Printing
USHORT nRestoreActions ; //Die Anzahl der zu restaurierenden Actions (UNO)
SwRect aSmoothRect;
// OD 12.12.2002 #103492#
SwPagePreviewLayout* mpPgPrevwLayout;
/**
Signal whether to stop printing.
@param _useless just to fit macro
*/
DECL_LINK(SetStopPrt, void * _useless = NULL);
/**
Returns if printer shall be stopped.
@retval TRUE The printer shall be stopped.
@retval FALSE else
*/
BOOL IsStopPrt() { return bStopPrt; }
/**
Resets signal for stopping printing.
*/
void ResetStopPrt() { bStopPrt = FALSE; }
void SetFirstVisPage(); //Neue Ermittlung der ersten sichtbaren Seite
void ResetNextScroll() { bNextScroll = FALSE; }
void SetNextScroll() { bNextScroll = TRUE; }
void SetScroll() { bScroll = TRUE; }
void ResetScrolled() { bScrolled = FALSE; }
void SetScrolled() { bScrolled = TRUE; }
SwScrollAreas *GetScrollRects() { return pScrollRects; }
void FlushScrolledArea();
BOOL _FlushScrolledArea( SwRect& rRect );
BOOL FlushScrolledArea( SwRect& rRect )
{ if( !pScrolledArea ) return FALSE; return _FlushScrolledArea( rRect ); }
void _ScrolledRect( const SwRect& rRect, long nOffs );
void ScrolledRect( const SwRect& rRect, long nOffs )
{ if( pScrolledArea ) _ScrolledRect( rRect, nOffs ); }
void StartAction(); //Henkel Anzeigen und verstecken.
void EndAction(); //gerufen von ViewShell::ImplXXXAction
void LockPaint(); //dito, gerufen von ViewShell::ImplLockPaint
void UnlockPaint();
private:
SwAccessibleMap *CreateAccessibleMap();
/** invalidate CONTENT_FLOWS_FROM/_TO relation for paragraphs
OD 2005-12-01 #i27138#
implementation for wrapper method
<ViewShell::InvalidateAccessibleParaFlowRelation(..)>
@author OD
@param _pFromTxtFrm
input parameter - paragraph frame, for which the relation CONTENT_FLOWS_FROM
has to be invalidated.
If NULL, no CONTENT_FLOWS_FROM relation has to be invalidated
@param _pToTxtFrm
input parameter - paragraph frame, for which the relation CONTENT_FLOWS_TO
has to be invalidated.
If NULL, no CONTENT_FLOWS_TO relation has to be invalidated
*/
void _InvalidateAccessibleParaFlowRelation( const SwTxtFrm* _pFromTxtFrm,
const SwTxtFrm* _pToTxtFrm );
/** invalidate text selection for paragraphs
OD 2005-12-12 #i27301#
implementation for wrapper method
<ViewShell::InvalidateAccessibleParaTextSelection(..)>
@author OD
*/
void _InvalidateAccessibleParaTextSelection();
/** invalidate attributes for paragraphs
OD 2009-01-06 #i88069#
implementation for wrapper method
<ViewShell::InvalidateAccessibleParaAttrs(..)>
@author OD
*/
void _InvalidateAccessibleParaAttrs( const SwTxtFrm& rTxtFrm );
public:
SwViewImp( ViewShell * );
~SwViewImp();
void Init( const SwViewOption * ); //nur fuer ViewShell::Init()
const ViewShell *GetShell() const { return pSh; }
ViewShell *GetShell() { return pSh; }
Color GetRetoucheColor() const;
//Verwaltung zur ersten sichtbaren Seite
inline const SwPageFrm *GetFirstVisPage() const;
inline SwPageFrm *GetFirstVisPage();
void SetFirstVisPageInvalid() { bFirstPageInvalid = TRUE; }
//SS'en fuer Paint- und Scrollrects.
BOOL AddPaintRect( const SwRect &rRect );
void AddScrollRect( const SwFrm *pFrm, const SwRect &rRect, long nOffs );
void MoveScrollArea();
SwRegionRects *GetRegion() { return pRegion; }
void DelRegions(); //Loescht Scroll- und PaintRects
//Handler fuer das Refresh von gescrollten Bereichen (Korrektur des
//Alignments). Ruft das Refresh mit der ScrolledArea.
//RefreshScrolledArea kann z.B. beim Setzen des Crsr genutzt werden, es
//wird nur der Anteil des Rect refreshed, der mit der ScrolledArea
//ueberlappt. Das 'reingereichte Rechteck wird veraendert!
void RestartScrollTimer() { aScrollTimer.Start(); }
DECL_LINK( RefreshScrolledHdl, Timer * );
void _RefreshScrolledArea( const SwRect &rRect );
void RefreshScrolledArea( SwRect &rRect );
//Wird vom Layout ggf. waehrend einer Action gerufen, wenn der
//Verdacht besteht, dass es etwas drunter und drueber geht.
void ResetScroll() { bScroll = FALSE; }
BOOL IsNextScroll() const { return bNextScroll; }
BOOL IsScroll() const { return bScroll; }
BOOL IsScrolled() const { return bScrolled; }
BOOL IsPaintInScroll() const { return bPaintInScroll; }
// neues Interface fuer StarView Drawing
inline BOOL HasDrawView() const { return 0 != pDrawView; }
SwDrawView* GetDrawView() { return pDrawView; }
const SwDrawView* GetDrawView() const { return pDrawView; }
SdrPageView*GetPageView() { return pSdrPageView; }
const SdrPageView*GetPageView() const { return pSdrPageView; }
void MakeDrawView();
// OD 29.08.2002 #102450#
// add 3rd parameter <const Color* pPageBackgrdColor> for setting this
// color as the background color at the outliner of the draw view
// for painting layers <hell> and <heaven>
// OD 09.12.2002 #103045# - add 4th parameter for the horizontal text
// direction of the page in order to set the default horizontal text
// direction at the outliner of the draw view for painting layers <hell>
// and <heaven>.
// OD 25.06.2003 #108784# - correct type of 1st parameter
void PaintLayer ( const SdrLayerID _nLayerID,
const SwRect& _rRect,
const Color* _pPageBackgrdColor = 0,
const bool _bIsPageRightToLeft = false ) const;
//wird als Link an die DrawEngine uebergeben, entscheidet was wie
//gepaintet wird oder nicht.
//#110094#-3
//DECL_LINK( PaintDispatcher, SdrPaintProcRec * );
// Interface Drawing
BOOL IsDragPossible( const Point &rPoint );
void NotifySizeChg( const Size &rNewSz );
//SS Fuer die Lay- bzw. IdleAction und verwandtes
BOOL IsAction() const { return pLayAct != 0; }
BOOL IsIdleAction() const { return pIdleAct != 0; }
SwLayAction &GetLayAction() { return *pLayAct; }
const SwLayAction &GetLayAction() const { return *pLayAct; }
SwLayIdle &GetIdleAction() { return *pIdleAct;}
const SwLayIdle &GetIdleAction() const { return *pIdleAct;}
//Wenn eine Aktion laueft wird diese gebeten zu pruefen ob es
//an der zeit ist den WaitCrsr einzuschalten.
void CheckWaitCrsr();
BOOL IsCalcLayoutProgress() const; //Fragt die LayAction wenn vorhanden.
//TRUE wenn eine LayAction laeuft, dort wird dann auch das Flag fuer
//ExpressionFields gesetzt.
BOOL IsUpdateExpFlds();
void SetRestoreActions(USHORT nSet){nRestoreActions = nSet;}
USHORT GetRestoreActions() const{return nRestoreActions;}
// OD 12.12.2002 #103492#
void InitPagePreviewLayout();
// OD 12.12.2002 #103492#
inline SwPagePreviewLayout* PagePreviewLayout()
{
return mpPgPrevwLayout;
}
// Is this view accessible?
sal_Bool IsAccessible() const { return pAccMap != 0; }
inline SwAccessibleMap& GetAccessibleMap();
// Update (this) accessible view
void UpdateAccessible();
// Remove a frame from the accessible view
void DisposeAccessible( const SwFrm *pFrm, const SdrObject *pObj,
sal_Bool bRecursive );
inline void DisposeAccessibleFrm( const SwFrm *pFrm,
sal_Bool bRecursive=sal_False );
inline void DisposeAccessibleObj( const SdrObject *pObj );
// Move a frame's position in the accessible view
void MoveAccessible( const SwFrm *pFrm, const SdrObject *pObj,
const SwRect& rOldFrm );
inline void MoveAccessibleFrm( const SwFrm *pFrm, const SwRect& rOldFrm );
// Add a frame in the accessible view
inline void AddAccessibleFrm( const SwFrm *pFrm );
inline void AddAccessibleObj( const SdrObject *pObj );
// Invalidate accessible frame's frame's content
void InvalidateAccessibleFrmContent( const SwFrm *pFrm );
// Invalidate accessible frame's cursor position
void InvalidateAccessibleCursorPosition( const SwFrm *pFrm );
// Invalidate editable state for all accessible frames
void InvalidateAccessibleEditableState( sal_Bool bAllShells=sal_True,
const SwFrm *pFrm=0 );
// Invalidate frame's relation set (for chained frames)
void InvalidateAccessibleRelationSet( const SwFlyFrm *pMaster,
const SwFlyFrm *pFollow );
// update data for accessible preview
// OD 15.01.2003 #103492# - change method signature due to new page preview
// functionality
void UpdateAccessiblePreview( const std::vector<PrevwPage*>& _rPrevwPages,
const Fraction& _rScale,
const SwPageFrm* _pSelectedPageFrm,
const Size& _rPrevwWinSize );
void InvalidateAccessiblePreViewSelection( sal_uInt16 nSelPage );
// Fire all accessible events that have been collected so far
void FireAccessibleEvents();
};
//Kann auf dem Stack angelegt werden, wenn etwas ausgegeben oder
//gescrolled wird. Handles und sontiges vom Drawing werden im CTor
//gehidet und im DTor wieder sichtbar gemacht.
//AW 06-Sep99: Hiding of handles is no longer necessary, removed
//class SwSaveHdl
//{
// SwViewImp *pImp;
// BOOL bXorVis;
//public:
// SwSaveHdl( SwViewImp *pImp );
// ~SwSaveHdl();
//};
inline SwPageFrm *SwViewImp::GetFirstVisPage()
{
if ( bFirstPageInvalid )
SetFirstVisPage();
return pFirstVisPage;
}
inline const SwPageFrm *SwViewImp::GetFirstVisPage() const
{
if ( bFirstPageInvalid )
((SwViewImp*)this)->SetFirstVisPage();
return pFirstVisPage;
}
inline SwAccessibleMap& SwViewImp::GetAccessibleMap()
{
if( !pAccMap )
CreateAccessibleMap();
return *pAccMap;
}
inline void SwViewImp::DisposeAccessibleFrm( const SwFrm *pFrm,
sal_Bool bRecursive )
{
DisposeAccessible( pFrm, 0, bRecursive );
}
inline void SwViewImp::DisposeAccessibleObj( const SdrObject *pObj )
{
DisposeAccessible( 0, pObj, sal_False );
}
inline void SwViewImp::MoveAccessibleFrm( const SwFrm *pFrm,
const SwRect& rOldFrm )
{
MoveAccessible( pFrm, 0, rOldFrm );
}
inline void SwViewImp::AddAccessibleFrm( const SwFrm *pFrm )
{
SwRect aEmptyRect;
MoveAccessible( pFrm, 0, aEmptyRect );
}
inline void SwViewImp::AddAccessibleObj( const SdrObject *pObj )
{
SwRect aEmptyRect;
MoveAccessible( 0, pObj, aEmptyRect );
}
#endif //_VIEWIMP_HXX
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