diff options
Diffstat (limited to 'sw/source/core/attr/calbck.cxx')
| -rw-r--r-- | sw/source/core/attr/calbck.cxx | 502 |
1 files changed, 216 insertions, 286 deletions
diff --git a/sw/source/core/attr/calbck.cxx b/sw/source/core/attr/calbck.cxx index bbdedfea13d4..68150f3f9e5d 100644 --- a/sw/source/core/attr/calbck.cxx +++ b/sw/source/core/attr/calbck.cxx @@ -28,127 +28,102 @@ // MARKER(update_precomp.py): autogen include statement, do not remove #include "precompiled_sw.hxx" - -#include <hintids.hxx> // fuer RES_.. +#include <hintids.hxx> // contains RES_.. IDs #include <frame.hxx> #include <hints.hxx> -#include <swcache.hxx> -#include <swfntcch.hxx> - -#ifdef DBG_UTIL -#include <unotextmarkup.hxx> -#endif +#include <swcache.hxx> // mba: get rid of that dependency +#include <swfntcch.hxx> // mba: get rid of that dependency static SwClientIter* pClientIters = 0; -TYPEINIT0(SwClient); //rtti - -/************************************************************************* -|* SwClient::SwClient(SwModify *) -|* -|* Beschreibung callback.doc V1.14 -|* Ersterstellung VB 20.03.91 -|* Letzte Aenderung MA 20. Mar. 95 -*************************************************************************/ - +TYPEINIT0(SwClient); +/*************************************************************************/ SwClient::SwClient(SwModify *pToRegisterIn) - : pLeft( 0 ), pRight( 0 ), pRegisteredIn( 0 ) + : pLeft( 0 ), pRight( 0 ), pRegisteredIn( 0 ), mbIsAllowedToBeRemovedInModifyCall(false) { - bModifyLocked = - bInModify = - bInDocDTOR = - bInCache = sal_False; - bInSwFntCache = sal_False; - if(pToRegisterIn) + // connect to SwModify pToRegisterIn->Add(this); } -/************************************************************************* -|* SwClient::Modify() -|* -|* Beschreibung callback.doc V1.14 -|* Ersterstellung VB 20.03.91 -|* Letzte Aenderung VB 20.03.91 -*************************************************************************/ - - -void SwClient::Modify( SfxPoolItem *pOld, SfxPoolItem * ) +/*************************************************************************/ +void SwClient::CheckRegistration( const SfxPoolItem* pOld, const SfxPoolItem * ) { + // this method only handles notification about dying SwModify objects if( (!pOld || pOld->Which() != RES_OBJECTDYING) ) return; - SwPtrMsgPoolItem *pDead = (SwPtrMsgPoolItem *)pOld; - if(pDead->pObject == pRegisteredIn) + const SwPtrMsgPoolItem *pDead = static_cast<const SwPtrMsgPoolItem*>(pOld); + if(pDead && pDead->pObject == pRegisteredIn) { - SwModify *pAbove = (SwModify*)pRegisteredIn->GetRegisteredIn(); + // I've got a notification from the object I know + SwModify *pAbove = const_cast<SwModify*>(pRegisteredIn->GetRegisteredIn()); if(pAbove) { + // if the dying object itself was listening at an SwModify, I take over + // adding myself to pAbove will automatically remove me from my current pRegisteredIn pAbove->Add(this); return; } + + // destroy connection pRegisteredIn->Remove(this); } } -/************************************************************************* -|* SwClient::~SwClient() -|* -|* Beschreibung callback.doc V1.14 -|* Ersterstellung VB 20.03.91 -|* Letzte Aenderung MA 25. Jan. 94 -*************************************************************************/ +void SwClient::Modify( const SfxPoolItem *pOldValue, const SfxPoolItem *pNewValue ) +{ + CheckRegistration( pOldValue, pNewValue ); +} +void SwClient::SwClientNotify( const SwModify&, const SfxHint& ) +{ + +} +//************************************************************************* SwClient::~SwClient() { + DBG_ASSERT( !pRegisteredIn || pRegisteredIn->GetDepends(),"SwModify still known, but Client already disconnected!" ); if( pRegisteredIn && pRegisteredIn->GetDepends() ) + // still connected pRegisteredIn->Remove( this ); - - ASSERT( !IsModifyLocked(), "Modify destroyed but locked." ); } - // erfrage vom Client Informationen sal_Bool SwClient::GetInfo( SfxPoolItem& ) const { return sal_True; // und weiter } -/************************************************************************* -|* SwModify::SwModify( SwModify * ) -|* -|* Beschreibung Dokument 1.7 -|* Ersterstellung JP 20.11.90 -|* Letzte Aenderung VB 20.03.91 -*************************************************************************/ - -SwModify::SwModify( SwModify *pToRegisterIn ) - : SwClient(pToRegisterIn), pRoot( 0 ) +/*************************************************************************/ +SwModify::SwModify() + : SwClient(0), pRoot(0) { + bModifyLocked = sal_False; + bLockClientList = sal_False; + bInDocDTOR = sal_False; + bInCache = sal_False; + bInSwFntCache = sal_False; } -// @@@ forbidden and not implemented, but needs to be accessible (protected). -SwModify::SwModify( const SwModify & ) - : SwClient( 0 ) +SwModify::SwModify( SwModify *pToRegisterIn ) + : SwClient(pToRegisterIn), pRoot( 0 ) { - OSL_PRECOND(0, "SwModify(const SwModify&): not implemented."); + bModifyLocked = sal_False; + bLockClientList = sal_False; + bInDocDTOR = sal_False; + bInCache = sal_False; + bInSwFntCache = sal_False; } -/************************************************************************* -|* SwModify::~SwModify() -|* -|* Beschreibung Dokument 1.7 -|* Ersterstellung JP 20.11.90 -|* Letzte Aenderung JP 15.04.94 -*************************************************************************/ - - - +/*************************************************************************/ SwModify::~SwModify() { + ASSERT( !IsModifyLocked(), "Modify destroyed but locked." ); + if ( IsInCache() ) SwFrm::GetCache().Delete( this ); @@ -157,44 +132,40 @@ SwModify::~SwModify() if( pRoot ) { + // there are depending objects if( IsInDocDTOR() ) { - // alle Clients "logisch" austragen + // if document gets destroyed anyway, just tell clients to forget me + // so that they don't try to get removed from my list later when they also get destroyed SwClientIter aIter( *this ); - SwClient* p; - while( 0 != ( p = aIter++ ) ) - p->pRegisteredIn = 0; - - p = aIter.GoRoot(); // wieder ab Root (==Start) anfangen - do { + SwClient* p = aIter.GoStart(); + while ( p ) + { p->pRegisteredIn = 0; - } while( 0 != ( p = aIter-- ) ); + p = aIter++; + } } else { - // verschicke die Nachricht an die abgeleiteten Objekte. + // notify all clients that they shall remove themselves SwPtrMsgPoolItem aDyObject( RES_OBJECTDYING, this ); - Modify( &aDyObject, &aDyObject ); + NotifyClients( &aDyObject, &aDyObject ); - // Zwangsummeldung aller derjenigen, die sich nicht ausgetragen - // haben, durch Aufruf von SwClient::Modify() + // remove all clients that have not done themselves + // mba: possibly a hotfix for forgotten base class calls?! while( pRoot ) - pRoot->SwClient::Modify(&aDyObject, &aDyObject); + pRoot->CheckRegistration(&aDyObject, &aDyObject); } } } -/************************************************************************* -|* SwModify::Modify( SwHint * pOldValue, SwHint * pNewValue ) -|* -|* Beschreibung Dokument 1.7 -|* Ersterstellung JP 20.11.90 -|* Letzte Aenderung MA 20. Mar. 95 -*************************************************************************/ - - +/*************************************************************************/ +void SwModify::Modify( const SfxPoolItem *pOldValue, const SfxPoolItem *pNewValue ) +{ + NotifyClients( pOldValue, pNewValue ); +} -void SwModify::Modify( SfxPoolItem* pOldValue, SfxPoolItem* pNewValue ) +void SwModify::NotifyClients( const SfxPoolItem *pOldValue, const SfxPoolItem *pNewValue ) { if (IsInCache() || IsInSwFntCache()) { @@ -208,47 +179,35 @@ void SwModify::Modify( SfxPoolItem* pOldValue, SfxPoolItem* pNewValue ) LockModify(); -#ifndef DBG_UTIL - bInModify = sal_True; -#else + // mba: WTF?! if( !pOldValue ) - bInModify = sal_True; + bLockClientList = sal_True; else - // following Modifies don't calls an ASSRT + { + // following Modifies shouldn't call an ASSERT switch( pOldValue->Which() ) { case RES_OBJECTDYING: case RES_REMOVE_UNO_OBJECT: - bInModify = ((SwPtrMsgPoolItem *)pOldValue)->pObject != this; + bLockClientList = ((SwPtrMsgPoolItem *)pOldValue)->pObject != this; break; case RES_FOOTNOTE_DELETED: case RES_REFMARK_DELETED: case RES_TOXMARK_DELETED: case RES_FIELD_DELETED: - bInModify = sal_False; + bLockClientList = sal_False; break; default: - bInModify = sal_True; + bLockClientList = sal_True; } -#endif - - SwClientIter aIter( *this ); - SwClient * pLast = aIter.GoStart(); - if( pLast ) // konnte zum Anfang gesprungen werden ?? - do - { - pLast->Modify( pOldValue, pNewValue ); - if( !pRoot ) // Baum schon Weg ?? - break; - } while( 0 != ( pLast = aIter++ )); + } - bInModify = sal_False; + ModifyBroadcast( pOldValue, pNewValue ); + bLockClientList = sal_False; UnlockModify(); } -// erfrage vom Modify Informationen - sal_Bool SwModify::GetInfo( SfxPoolItem& rInfo ) const { sal_Bool bRet = sal_True; // bedeutet weiter zum naechsten @@ -264,48 +223,38 @@ sal_Bool SwModify::GetInfo( SfxPoolItem& rInfo ) const ; } - return bRet; // und weiter + return bRet; } -/************************************************************************* -|* SwModify::Add( SwClient *pDepend ) -|* -|* Beschreibung Dokument 1.7 -|* Ersterstellung JP 20.11.90 -|* Letzte Aenderung JP 14.09.94 -*************************************************************************/ - - - +/*************************************************************************/ void SwModify::Add(SwClient *pDepend) { - ASSERT( !bInModify, "Client innerhalb des eigenen Modifies einfuegen?" ); + ASSERT( !bLockClientList, "Client inserted while in Modify" ); - // nur wenn das hier noch nicht eingetragen ist einfuegen if(pDepend->pRegisteredIn != this ) { #ifdef DBG_UTIL SwClientIter* pTmp = pClientIters; while( pTmp ) { - ASSERT( &pTmp->rRoot != pRoot, - "Client beim angemeldeten ClientIter einfuegen?" ); + ASSERT( &pTmp->GetModify() != pRoot, "Client added to active ClientIter" ); pTmp = pTmp->pNxtIter; } #endif - // wenn schon wanders angemeldet, dann dort abmelden + // deregister new client in case it is already registered elsewhere if( pDepend->pRegisteredIn != 0 ) pDepend->pRegisteredIn->Remove( pDepend ); if( !pRoot ) { + // first client added pRoot = pDepend; pRoot->pLeft = 0; pRoot->pRight = 0; } else { - // immer hinter die Root haengen + // append client pDepend->pRight = pRoot->pRight; pRoot->pRight = pDepend; pDepend->pLeft = pRoot; @@ -313,29 +262,24 @@ void SwModify::Add(SwClient *pDepend) pDepend->pRight->pLeft = pDepend; } + // connect client to me pDepend->pRegisteredIn = this; } } -/************************************************************************* -|* SwModify::_Remove( SwClient *pDepend ) -|* -|* Beschreibung Dokument 1.7 -|* Ersterstellung JP 20.11.90 -|* Letzte Aenderung JP 14.09.94 -*************************************************************************/ - +/*************************************************************************/ - -SwClient *SwModify::_Remove(SwClient * pDepend) +SwClient* SwModify::Remove(SwClient * pDepend) { - // FME 2007-07-16 #i79641# SwXTextMarkup is allowed to be removed ... - ASSERT( !bInModify || 0 != dynamic_cast<SwXTextMarkup*>(pDepend), "Client innerhalb des eigenen Modifies loeschen?" ); + if ( bInDocDTOR ) + return 0; + + ASSERT( !bLockClientList || pDepend->mbIsAllowedToBeRemovedInModifyCall, "SwClient shall be removed in Modify call!" ); - // loesche das Object aus der Liste und setze den - // Registrierungs-Pointer zurueck if( pDepend->pRegisteredIn == this ) { + // SwClient is my listener + // remove it from my list SwClient* pR = pDepend->pRight; SwClient* pL = pDepend->pLeft; if( pRoot == pDepend ) @@ -346,40 +290,41 @@ SwClient *SwModify::_Remove(SwClient * pDepend) if( pR ) pR->pLeft = pL; - // alle Client-Iters updaten + // update ClientIters SwClientIter* pTmp = pClientIters; while( pTmp ) { - if( pTmp->pAkt == pDepend || pTmp->pDelNext == pDepend ) + if( pTmp->pAct == pDepend || pTmp->pDelNext == pDepend ) + // if object being removed is the current or next object in an iterator, advance this iterator pTmp->pDelNext = pR; - - // --> FME 2006-02-03 #127369# Notify SwClientIter if mpWatchClient is removed - if ( pTmp->mpWatchClient == pDepend ) - pTmp->mpWatchClient = 0; - // <-- - pTmp = pTmp->pNxtIter; } pDepend->pLeft = 0; pDepend->pRight = 0; } - else { - ASSERT( sal_False, "SwModify::Remove(): pDepend nicht gefunden"); + else + { + ASSERT( false, "SwModify::Remove(): pDepend nicht gefunden" ); } + + // disconnect client from me pDepend->pRegisteredIn = 0; return pDepend; } - -/************************************************************************* -|* SwModify::CheckCaching( const sal_uInt16 nWhich ) -|* -|* Ersterstellung JP 25.06.95 -|* Letzte Aenderung JP 25.06.95 -*************************************************************************/ - - +int SwModify::GetClientCount() const +{ + int nRet=0; + SwClientIter aIter( *this ); + SwClient *pLast = aIter.GoStart(); + if( pLast ) + do + { + ++nRet; + } while( 0 != ( pLast = aIter++ )); + return nRet; +} void SwModify::CheckCaching( const sal_uInt16 nWhich ) { @@ -411,19 +356,33 @@ void SwModify::CheckCaching( const sal_uInt16 nWhich ) } } +void SwModify::CallSwClientNotify( const SfxHint& rHint ) const +{ + SwClientIter aIter(*this); + SwClient * pClient = aIter.GoStart(); + while (pClient) + { + pClient->SwClientNotify( *this, rHint ); + pClient = aIter++; + } +} + +void SwModify::ModifyBroadcast( const SfxPoolItem *pOldValue, const SfxPoolItem *pNewValue, TypeId nType ) +{ + SwClientIter aIter(*this); + SwClient * pClient = aIter.First( nType ); + while (pClient) + { + pClient->Modify( pOldValue, pNewValue ); + pClient = aIter.Next(); + } +} // ---------- // SwDepend // ---------- -/************************************************************************* -|* SwDepend::SwDepend(SwClient *pTellHim,SwModify *pDepend) -|* -|* Beschreibung callback.doc V1.14 -|* Ersterstellung VB 20.03.91 -|* Letzte Aenderung VB 20.03.91 -*************************************************************************/ - +/*************************************************************************/ SwDepend::SwDepend(SwClient *pTellHim, SwModify *pDepend) : SwClient(pDepend) @@ -431,27 +390,22 @@ SwDepend::SwDepend(SwClient *pTellHim, SwModify *pDepend) pToTell = pTellHim; } -/************************************************************************* -|* -|* SwDepend::Modify(SwHint *, SwHint *) -|* -|* Beschreibung callback.doc V1.14 -|* Ersterstellung VB 20.03.91 -|* Letzte Aenderung VB 20.03.91 -|* -*************************************************************************/ - +/*************************************************************************/ -void SwDepend::Modify( SfxPoolItem *pOldValue, SfxPoolItem *pNewValue ) +void SwDepend::Modify( const SfxPoolItem* pOldValue, const SfxPoolItem *pNewValue ) { if(pNewValue && pNewValue->Which() == RES_OBJECTDYING) - SwClient::Modify(pOldValue,pNewValue); + CheckRegistration(pOldValue,pNewValue); else if(pToTell) - pToTell->Modify(pOldValue, pNewValue); + pToTell->ModifyNotification(pOldValue, pNewValue); } +void SwDepend::SwClientNotify( const SwModify& rMod, const SfxHint& rHint ) +{ + if ( pToTell ) + pToTell->SwClientNotifyCall( rMod, rHint ); +} - // erfrage vom Modify Informationen sal_Bool SwDepend::GetInfo( SfxPoolItem& rInfo ) const { return pToTell ? pToTell->GetInfo( rInfo ) : sal_True; @@ -459,14 +413,13 @@ sal_Bool SwDepend::GetInfo( SfxPoolItem& rInfo ) const /********************************************************************/ - -SwClientIter::SwClientIter( SwModify const& rModify ) +SwClientIter::SwClientIter( const SwModify& rModify ) : rRoot( rModify ) { - // hinten einketten! pNxtIter = 0; if( pClientIters ) { + // append to list of ClientIters SwClientIter* pTmp = pClientIters; while( pTmp->pNxtIter ) pTmp = pTmp->pNxtIter; @@ -475,9 +428,8 @@ SwClientIter::SwClientIter( SwModify const& rModify ) else pClientIters = this; - pAkt = rRoot.pRoot; - pDelNext = pAkt; - mpWatchClient = 0; + pAct = const_cast<SwClient*>(rRoot.GetDepends()); + pDelNext = pAct; } @@ -486,6 +438,7 @@ SwClientIter::~SwClientIter() { if( pClientIters ) { + // reorganize list of ClientIters if( pClientIters == this ) pClientIters = pNxtIter; else @@ -503,132 +456,109 @@ SwClientIter::~SwClientIter() } -#ifndef CFRONT - // Postfix Operator SwClient* SwClientIter::operator++(int) { -// solange der CFRONT Prefix und PostFix nicht unterscheiden kann, immer -// als Prefix-Operator arbeiten. Wenn der CFRONT es kann, muss auch der -// Code entsprechen umgestellt werden !!! - if( pDelNext == pAkt ) + if( pDelNext == pAct ) { - pAkt = pAkt->pRight; - pDelNext = pAkt; + pAct = pAct->pRight; + pDelNext = pAct; } else - pAkt = pDelNext; - return pAkt; + pAct = pDelNext; + return pAct; } -#endif - - // Prefix Operator -SwClient* SwClientIter::operator++() +SwClient* SwClientIter::GoStart() { - if( pDelNext == pAkt ) - { - pAkt = pAkt->pRight; - pDelNext = pAkt; - } - else - pAkt = pDelNext; - return pAkt; + pAct = const_cast<SwClient*>(rRoot.GetDepends()); + if( pAct ) + while( pAct->pLeft ) + pAct = pAct->pLeft; + pDelNext = pAct; + return pAct; } - -#ifndef CFRONT - // Postfix Operator -SwClient* SwClientIter::operator--(int) +SwClient* SwClientIter::GoEnd() { -// solange der CFRONT Prefix und PostFix nicht unterscheiden kann, immer -// als Prefix-Operator arbeiten. Wenn der CFRONT es kann, muss auch der -// Code entsprechen umgestellt werden !!! - if( pDelNext == pAkt ) - pAkt = pAkt->pLeft; - else - pAkt = pDelNext->pLeft; - pDelNext = pAkt; - return pAkt; + pAct = pDelNext; + if( !pAct ) + pAct = const_cast<SwClient*>(rRoot.GetDepends()); + if( pAct ) + while( pAct->pRight ) + pAct = pAct->pRight; + pDelNext = pAct; + return pAct; } -#endif - - - // Prefix Operator -SwClient* SwClientIter::operator--() -{ - if( pDelNext == pAkt ) - pAkt = pAkt->pLeft; - else - pAkt = pDelNext->pLeft; - pDelNext = pAkt; - return pAkt; -} - - -SwClient* SwClientIter::GoStart() // zum Anfang des Baums -{ - pAkt = rRoot.pRoot; - if( pAkt ) - while( pAkt->pLeft ) - pAkt = pAkt->pLeft; - pDelNext = pAkt; - return pAkt; -} - - -SwClient* SwClientIter::GoEnd() // zum End des Baums -{ - pAkt = pDelNext; - if( !pAkt ) - pAkt = rRoot.pRoot; - if( pAkt ) - while( pAkt->pRight ) - pAkt = pAkt->pRight; - pDelNext = pAkt; - return pAkt; -} - - SwClient* SwClientIter::First( TypeId nType ) { aSrchId = nType; GoStart(); - if( pAkt ) + if( pAct ) do { - if( pAkt->IsA( aSrchId ) ) + if( pAct->IsA( aSrchId ) ) break; - if( pDelNext == pAkt ) + if( pDelNext == pAct ) { - pAkt = pAkt->pRight; - pDelNext = pAkt; + pAct = pAct->pRight; + pDelNext = pAct; } else - pAkt = pDelNext; + pAct = pDelNext; - } while( pAkt ); - return pAkt; + } while( pAct ); + return pAct; } - SwClient* SwClientIter::Next() { do { - // erstmal zum naechsten - if( pDelNext == pAkt ) + if( pDelNext == pAct ) { - pAkt = pAkt->pRight; - pDelNext = pAkt; + pAct = pAct->pRight; + pDelNext = pAct; } else - pAkt = pDelNext; + pAct = pDelNext; - if( pAkt && pAkt->IsA( aSrchId ) ) + if( pAct && pAct->IsA( aSrchId ) ) break; - } while( pAkt ); - return pAkt; + } while( pAct ); + return pAct; +} + +SwClient* SwClientIter::Last( TypeId nType ) +{ + aSrchId = nType; + GoEnd(); + if( pAct ) + do { + if( pAct->IsA( aSrchId ) ) + break; + + if( pDelNext == pAct ) + pAct = pAct->pLeft; + else + pAct = pDelNext->pLeft; + pDelNext = pAct; + + } while( pAct ); + return pAct; } +SwClient* SwClientIter::Previous() +{ + do { + if( pDelNext == pAct ) + pAct = pAct->pLeft; + else + pAct = pDelNext->pLeft; + pDelNext = pAct; + if( pAct && pAct->IsA( aSrchId ) ) + break; + } while( pAct ); + return pAct; +} |