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libreoffice/sw/source/core/edit/edundo.cxx

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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
* OpenOffice.org - a multi-platform office productivity suite
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*
* This file is part of OpenOffice.org.
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*
* 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.
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*
* 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).
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*
* 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.
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*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"
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#include <svx/svdview.hxx>
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#include <editsh.hxx>
#include <fesh.hxx>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
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#include <pam.hxx>
#include <undobj.hxx>
#include <swundo.hxx>
#include <dcontact.hxx>
#include <flyfrm.hxx>
#include <frmfmt.hxx>
#include <viewimp.hxx>
/** helper function to select all objects in an SdrMarkList;
* implementation: see below */
void lcl_SelectSdrMarkList( SwEditShell* pShell,
const SdrMarkList* pSdrMarkList );
BOOL SwEditShell::Undo( SwUndoId nUndoId, USHORT nCnt )
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{
SET_CURR_SHELL( this );
// #105332# current undo state was not saved
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BOOL bRet = FALSE;
bool const bSaveDoesUndo = GetDoc()->GetIDocumentUndoRedo().DoesUndo();
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GetDoc()->GetIDocumentUndoRedo().DoUndo(false);
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StartAllAction();
{
// eigentlich muesste ja nur der aktuelle Cursor berarbeitet
// werden, d.H. falls ein Ring besteht, diesen temporaer aufheben,
// damit nicht bei Einfuge-Operationen innerhalb von Undo
// an allen Bereichen eingefuegt wird.
KillPams();
SetMark(); // Bound1 und Bound2 in den gleichen Node
ClearMark();
// JP 02.04.98: Cursor merken - beim Auto-Format/-Korrektur
// soll dieser wieder an die Position
SwUndoId const nLastUndoId =
GetDoc()->GetIDocumentUndoRedo().GetUndoIds(NULL, NULL);
BOOL bRestoreCrsr = 1 == nCnt && ( UNDO_AUTOFORMAT == nLastUndoId ||
UNDO_AUTOCORRECT == nLastUndoId );
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Push();
//JP 18.09.97: gesicherten TabellenBoxPtr zerstoeren, eine autom.
// Erkennung darf nur noch fuer die neue "Box" erfolgen!
ClearTblBoxCntnt();
RedlineMode_t eOld = GetDoc()->GetRedlineMode();
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SwUndoIter aUndoIter( GetCrsr(), nUndoId );
while( nCnt-- )
{
do {
bRet = GetDoc()->GetIDocumentUndoRedo().Undo( aUndoIter )
|| bRet;
if( !aUndoIter.IsNextUndo() )
break;
// es geht weiter, also erzeuge einen neuen Cursor wenn
// der alte schon eine Selection hat
// JP 02.04.98: aber nicht wenns ein Autoformat ist
if( !bRestoreCrsr && HasSelection() )
{
CreateCrsr();
aUndoIter.pAktPam = GetCrsr();
}
} while( TRUE );
}
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Pop( !bRestoreCrsr );
if( aUndoIter.pSelFmt ) // dann erzeuge eine Rahmen-Selection
{
if( RES_DRAWFRMFMT == aUndoIter.pSelFmt->Which() )
{
SdrObject* pSObj = aUndoIter.pSelFmt->FindSdrObject();
((SwFEShell*)this)->SelectObj( pSObj->GetCurrentBoundRect().Center() );
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}
else
{
Point aPt;
SwFlyFrm* pFly = ((SwFlyFrmFmt*)aUndoIter.pSelFmt)->GetFrm(
&aPt, FALSE );
if( pFly )
((SwFEShell*)this)->SelectFlyFrm( *pFly, TRUE );
}
}
else if( aUndoIter.pMarkList )
{
lcl_SelectSdrMarkList( this, aUndoIter.pMarkList );
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}
else if( GetCrsr()->GetNext() != GetCrsr() ) // gehe nach einem
GoNextCrsr(); // Undo zur alten Undo-Position !!
GetDoc()->SetRedlineMode( eOld );
GetDoc()->CompressRedlines();
//JP 18.09.97: autom. Erkennung fuer die neue "Box"
SaveTblBoxCntnt();
}
EndAllAction();
// #105332# undo state was not restored but set to FALSE everytime
GetDoc()->GetIDocumentUndoRedo().DoUndo(bSaveDoesUndo);
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return bRet;
}
USHORT SwEditShell::Redo( USHORT nCnt )
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{
SET_CURR_SHELL( this );
BOOL bRet = FALSE;
// #105332# undo state was not saved
bool const bSaveDoesUndo = GetDoc()->GetIDocumentUndoRedo().DoesUndo();
GetDoc()->GetIDocumentUndoRedo().DoUndo(false);
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StartAllAction();
{
// eigentlich muesste ja nur der aktuelle Cursor berarbeitet
// werden, d.H. falls ein Ring besteht, diesen temporaer aufheben,
// damit nicht bei Einfuge-Operationen innerhalb von Undo
// an allen Bereichen eingefuegt wird.
KillPams();
SetMark(); // Bound1 und Bound2 in den gleichen Node
ClearMark();
//JP 18.09.97: gesicherten TabellenBoxPtr zerstoeren, eine autom.
// Erkennung darf nur noch fuer die neue "Box" erfolgen!
ClearTblBoxCntnt();
RedlineMode_t eOld = GetDoc()->GetRedlineMode();
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SwUndoIter aUndoIter( GetCrsr(), UNDO_EMPTY );
while( nCnt-- )
{
do {
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bRet = GetDoc()->GetIDocumentUndoRedo().Redo( aUndoIter )
|| bRet;
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if( !aUndoIter.IsNextUndo() )
break;
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// es geht weiter, also erzeugen einen neuen Cursor wenn
// der alte schon eine SSelection hat
if( HasSelection() )
{
CreateCrsr();
aUndoIter.pAktPam = GetCrsr();
}
} while( TRUE );
}
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if( aUndoIter.IsUpdateAttr() )
UpdateAttr();
if( aUndoIter.pSelFmt ) // dann erzeuge eine Rahmen-Selection
{
if( RES_DRAWFRMFMT == aUndoIter.pSelFmt->Which() )
{
SdrObject* pSObj = aUndoIter.pSelFmt->FindSdrObject();
((SwFEShell*)this)->SelectObj( pSObj->GetCurrentBoundRect().Center() );
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}
else
{
Point aPt;
SwFlyFrm* pFly = ((SwFlyFrmFmt*)aUndoIter.pSelFmt)->GetFrm(
&aPt, FALSE );
if( pFly )
((SwFEShell*)this)->SelectFlyFrm( *pFly, TRUE );
}
}
else if( aUndoIter.pMarkList )
{
lcl_SelectSdrMarkList( this, aUndoIter.pMarkList );
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}
else if( GetCrsr()->GetNext() != GetCrsr() ) // gehe nach einem
GoNextCrsr(); // Redo zur alten Undo-Position !!
GetDoc()->SetRedlineMode( eOld );
GetDoc()->CompressRedlines();
//JP 18.09.97: autom. Erkennung fuer die neue "Box"
SaveTblBoxCntnt();
}
EndAllAction();
// #105332# undo state was not restored but set FALSE everytime
GetDoc()->GetIDocumentUndoRedo().DoUndo(bSaveDoesUndo);
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return bRet;
}
USHORT SwEditShell::Repeat( USHORT nCount )
{
SET_CURR_SHELL( this );
BOOL bRet = FALSE;
StartAllAction();
SwUndoIter aUndoIter( GetCrsr(), UNDO_EMPTY );
bRet = GetDoc()->GetIDocumentUndoRedo().Repeat( aUndoIter, nCount )
|| bRet;
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EndAllAction();
return bRet;
}
// abfragen/setzen der Anzahl von wiederherstellbaren Undo-Actions
USHORT SwEditShell::GetUndoActionCount()
{
return SwDoc::GetUndoActionCount();
}
void SwEditShell::SetUndoActionCount( USHORT nNew )
{
SwDoc::SetUndoActionCount( nNew );
}
void lcl_SelectSdrMarkList( SwEditShell* pShell,
const SdrMarkList* pSdrMarkList )
{
ASSERT( pShell != NULL, "need shell!" );
ASSERT( pSdrMarkList != NULL, "need mark list" );
if( pShell->ISA( SwFEShell ) )
{
SwFEShell* pFEShell = static_cast<SwFEShell*>( pShell );
for( USHORT i = 0; i < pSdrMarkList->GetMarkCount(); ++i )
pFEShell->SelectObj( Point(),
(i==0) ? 0 : SW_ADD_SELECT,
pSdrMarkList->GetMark( i )->GetMarkedSdrObj() );
// the old implementation would always unselect
// objects, even if no new ones were selected. If this
// is a problem, we need to re-work this a little.
ASSERT( pSdrMarkList->GetMarkCount() != 0, "empty mark list" );
}
}