xref: /AOO41X/main/sw/source/core/docnode/swbaslnk.cxx (revision 172c67b246e98f37ea8142bf97eb030dbc000528)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_sw.hxx"
26 
27 #include <hintids.hxx>
28 #include <vcl/svapp.hxx>
29 #include <vcl/outdev.hxx>
30 
31 #include <osl/thread.hxx>
32 #include <salhelper/condition.hxx>
33 #include <comphelper/mediadescriptor.hxx>
34 #include <sfx2/docfile.hxx>
35 #include <sfx2/lnkbase.hxx>
36 #include <sfx2/linkmgr.hxx>
37 #include <sfx2/objsh.hxx>
38 #include <editeng/boxitem.hxx>
39 #ifndef _SVX_SVXIDS_HRC
40 #include <svx/svxids.hrc>       // fuer die EventIds
41 #endif
42 #include <sfx2/linkmgr.hxx>
43 #include <svtools/soerr.hxx>
44 #include <fmtfsize.hxx>
45 #include <fmtanchr.hxx>
46 #include <frmatr.hxx>
47 #include <frmfmt.hxx>
48 #include <doc.hxx>
49 #include <pam.hxx>
50 #include <editsh.hxx>
51 #include <swtable.hxx>
52 #include <docary.hxx>
53 #include <swevent.hxx>
54 #include <swbaslnk.hxx>
55 #include <swserv.hxx>
56 #include <ndgrf.hxx>
57 #include <ndole.hxx>
58 #include <hints.hxx>
59 #include <tabfrm.hxx>
60 #include <cntfrm.hxx>
61 #include <htmltbl.hxx>
62 
63 using namespace com::sun::star;
64 
65 sal_Bool SetGrfFlySize( const Size& rGrfSz, const Size& rFrmSz, SwGrfNode* pGrfNd );
66 
67 TYPEINIT1( SwBaseLink, ::sfx2::SvBaseLink );
68 
SV_IMPL_REF(SwServerObject)69 SV_IMPL_REF( SwServerObject )
70 
71 void lcl_CallModify( SwGrfNode& rGrfNd, SfxPoolItem& rItem )
72 {
73     //JP 4.7.2001: call fist all not SwNoTxtFrames, then the SwNoTxtFrames.
74     //              The reason is, that in the SwNoTxtFrames the Graphic
75     //              after a Paint will be swapped out! So all other "behind"
76     //              them havent't a loaded Graphic. - #86501#
77     rGrfNd.LockModify();
78 
79     SwClientIter aIter( rGrfNd );   // TODO
80     for( int n = 0; n < 2; ++n )
81     {
82         SwClient * pLast = aIter.GoStart();
83         if( pLast )     // konnte zum Anfang gesprungen werden ??
84         {
85             do {
86                 if( (0 == n) ^ ( 0 != pLast->ISA( SwCntntFrm )) )
87                     pLast->ModifyNotification( &rItem, &rItem );
88             } while( 0 != ( pLast = ++aIter ));
89         }
90     }
91     rGrfNd.UnlockModify();
92 }
93 
94 
DataChanged(const String & rMimeType,const uno::Any & rValue)95 void SwBaseLink::DataChanged( const String& rMimeType,
96                             const uno::Any & rValue )
97 {
98     if( !pCntntNode )
99     {
100         ASSERT(!this, "DataChanged ohne ContentNode" );
101         return ;
102     }
103 
104     SwDoc* pDoc = pCntntNode->GetDoc();
105     if( pDoc->IsInDtor() || ChkNoDataFlag() || bIgnoreDataChanged )
106     {
107         bIgnoreDataChanged = sal_False;
108         return ;
109     }
110 
111     sal_uLong nFmt = SotExchange::GetFormatIdFromMimeType( rMimeType );
112 
113     if( pCntntNode->IsNoTxtNode() &&
114         nFmt == sfx2::LinkManager::RegisterStatusInfoId() )
115     {
116         // nur eine Statusaenderung - Events bedienen ?
117         ::rtl::OUString sState;
118         if( rValue.hasValue() && ( rValue >>= sState ))
119         {
120             sal_uInt16 nEvent = 0;
121             switch( sState.toInt32() )
122             {
123             case sfx2::LinkManager::STATE_LOAD_OK:      nEvent = SVX_EVENT_IMAGE_LOAD;  break;
124             case sfx2::LinkManager::STATE_LOAD_ERROR:   nEvent = SVX_EVENT_IMAGE_ERROR; break;
125             case sfx2::LinkManager::STATE_LOAD_ABORT:   nEvent = SVX_EVENT_IMAGE_ABORT; break;
126             }
127 
128             SwFrmFmt* pFmt;
129             if( nEvent && 0 != ( pFmt = pCntntNode->GetFlyFmt() ))
130             {
131                 SwCallMouseEvent aCallEvent;
132                 aCallEvent.Set( EVENT_OBJECT_IMAGE, pFmt );
133                 pDoc->CallEvent( nEvent, aCallEvent );
134             }
135         }
136         return;         // das wars!
137     }
138 
139     sal_Bool bUpdate = sal_False;
140     sal_Bool bGraphicArrived = sal_False;
141     sal_Bool bGraphicPieceArrived = sal_False;
142     sal_Bool bDontNotify = sal_False;
143     Size aGrfSz, aFrmFmtSz;
144 
145     if( pCntntNode->IsGrfNode() )
146     {
147         SwGrfNode* pSwGrfNode = dynamic_cast< SwGrfNode* >(pCntntNode);
148         OSL_ENSURE(pSwGrfNode, "Error, pSwGrfNode expected when node answers IsGrfNode() with true (!)");
149         const GraphicObject& rGrfObj = pSwGrfNode->GetGrfObj();
150 
151         bDontNotify = pSwGrfNode->IsFrameInPaint();
152 
153         bGraphicArrived = GetObj()->IsDataComplete();
154         bGraphicPieceArrived = GetObj()->IsPending();
155         pSwGrfNode->SetGrafikArrived( bGraphicArrived );
156 
157         Graphic aGrf;
158         if( sfx2::LinkManager::GetGraphicFromAny( rMimeType, rValue, aGrf ) &&
159             ( GRAPHIC_DEFAULT != aGrf.GetType() ||
160               GRAPHIC_DEFAULT != rGrfObj.GetType() ) )
161         {
162             aGrfSz = ::GetGraphicSizeTwip( aGrf, 0 );
163             if( pSwGrfNode->IsChgTwipSizeFromPixel() )
164             {
165                 const MapMode aMapTwip( MAP_TWIP );
166                 aFrmFmtSz =
167                     Application::GetDefaultDevice()->PixelToLogic(
168                         aGrf.GetSizePixel(), aMapTwip );
169 
170             }
171             else
172             {
173                 aFrmFmtSz = aGrfSz;
174             }
175             Size aSz( pSwGrfNode->GetTwipSize() );
176 
177             if( bGraphicPieceArrived && GRAPHIC_DEFAULT != aGrf.GetType() &&
178                 ( !aSz.Width() || !aSz.Height() ) )
179             {
180                 // wenn nur ein Teil ankommt, aber die Groesse nicht
181                 // gesetzt ist, dann muss "unten" der Teil von
182                 // bGraphicArrived durchlaufen werden!
183                 // (ansonten wird die Grafik in deft. Size gepaintet)
184                 bGraphicArrived = sal_True;
185                 bGraphicPieceArrived = sal_False;
186             }
187 
188             pSwGrfNode->SetGraphic(aGrf, rGrfObj.GetLink());
189             bUpdate = sal_True;
190 
191             // Bug 33999: damit der Node den Transparent-Status
192             //      richtig gesetzt hat, ohne auf die Grafik
193             //      zugreifen zu muessen (sonst erfolgt ein SwapIn!).
194             if( bGraphicArrived )
195             {
196                 // Bug #34735#: immer mit der korrekten Grafik-Size
197                 //              arbeiten
198                 if( aGrfSz.Height() && aGrfSz.Width() &&
199                     aSz.Height() && aSz.Width() &&
200                     aGrfSz != aSz )
201                     pSwGrfNode->SetTwipSize( aGrfSz );
202             }
203         }
204         if ( bUpdate && !bGraphicArrived && !bGraphicPieceArrived )
205             pSwGrfNode->SetTwipSize( Size(0,0) );
206     }
207     else if( pCntntNode->IsOLENode() )
208         bUpdate = sal_True;
209 
210     ViewShell *pSh = 0;
211     SwEditShell* pESh = pDoc->GetEditShell( &pSh );
212 
213     if ( bUpdate && bGraphicPieceArrived && !(bSwapIn || bDontNotify) )
214     {
215         //Hint ohne Actions verschicken, loest direktes Paint aus.
216         if ( (!pSh || !pSh->ActionPend()) && (!pESh || !pESh->ActionPend()) )
217         {
218             SwMsgPoolItem aMsgHint( RES_GRAPHIC_PIECE_ARRIVED );
219             pCntntNode->ModifyNotification( &aMsgHint, &aMsgHint );
220             bUpdate = sal_False;
221         }
222     }
223 
224     static sal_Bool bInNotifyLinks = sal_False;
225     if( bUpdate && !bDontNotify && (!bSwapIn || bGraphicArrived) &&
226         !bInNotifyLinks)
227     {
228         sal_Bool bLockView = sal_False;
229         if( pSh )
230         {
231             bLockView = pSh->IsViewLocked();
232             pSh->LockView( sal_True );
233         }
234 
235         if( pESh )
236             pESh->StartAllAction();
237         else if( pSh )
238             pSh->StartAction();
239 
240         SwMsgPoolItem aMsgHint( static_cast<sal_uInt16>(
241             bGraphicArrived ? RES_GRAPHIC_ARRIVED : RES_UPDATE_ATTR ) );
242 
243         if ( bGraphicArrived )
244         {
245             //Alle benachrichtigen, die am gleichen Link horchen.
246             bInNotifyLinks = sal_True;
247 
248             const ::sfx2::SvBaseLinks& rLnks = pDoc->GetLinkManager().GetLinks();
249             for( sal_uInt16 n = rLnks.Count(); n; )
250             {
251                 ::sfx2::SvBaseLink* pLnk = &(*rLnks[ --n ]);
252                 if( pLnk && OBJECT_CLIENT_GRF == pLnk->GetObjType() &&
253                     pLnk->ISA( SwBaseLink ) && pLnk->GetObj() == GetObj() )
254                 {
255                     SwBaseLink* pBLink = (SwBaseLink*)pLnk;
256                     SwGrfNode* pGrfNd = (SwGrfNode*)pBLink->pCntntNode;
257 
258                     if( pBLink != this &&
259                         ( !bSwapIn ||
260                             GRAPHIC_DEFAULT == pGrfNd->GetGrfObj().GetType()))
261                     {
262                         pBLink->bIgnoreDataChanged = sal_False;
263                         pBLink->DataChanged( rMimeType, rValue );
264                         pBLink->bIgnoreDataChanged = sal_True;
265 
266                         pGrfNd->SetGrafikArrived( ((SwGrfNode*)pCntntNode)->
267                                                     IsGrafikArrived() );
268 
269                         // Fly der Grafik anpassen !
270                         if( !::SetGrfFlySize( aGrfSz, aFrmFmtSz, pGrfNd ) )
271                             ::lcl_CallModify( *pGrfNd, aMsgHint );
272                     }
273                     else if( pBLink == this &&
274                             !::SetGrfFlySize( aGrfSz, aFrmFmtSz, pGrfNd ) )
275                         // Fly der Grafik anpassen !
276                         ::lcl_CallModify( *pGrfNd, aMsgHint );
277                 }
278             }
279 
280             bInNotifyLinks = sal_False;
281         }
282         else
283         {
284             pCntntNode->ModifyNotification( &aMsgHint, &aMsgHint );
285         }
286 
287 
288         if( pESh )
289         {
290             const sal_Bool bEndActionByVirDev = pESh->IsEndActionByVirDev();
291             pESh->SetEndActionByVirDev( sal_True );
292             pESh->EndAllAction();
293             pESh->SetEndActionByVirDev( bEndActionByVirDev );
294         }
295         else if( pSh )
296             pSh->EndAction();
297 
298         if( pSh && !bLockView )
299             pSh->LockView( sal_False );
300     }
301 }
302 
SetGrfFlySize(const Size & rGrfSz,const Size & rFrmSz,SwGrfNode * pGrfNd)303 sal_Bool SetGrfFlySize( const Size& rGrfSz, const Size& rFrmSz, SwGrfNode* pGrfNd )
304 {
305     sal_Bool bRet = sal_False;
306     ViewShell *pSh;
307     CurrShell *pCurr = 0;
308     if ( pGrfNd->GetDoc()->GetEditShell( &pSh ) )
309         pCurr = new CurrShell( pSh );
310 
311     Size aSz = pGrfNd->GetTwipSize();
312     if ( !(aSz.Width() && aSz.Height()) &&
313             rGrfSz.Width() && rGrfSz.Height() )
314     {
315         SwFrmFmt* pFmt;
316         if( pGrfNd->IsChgTwipSize() &&
317             0 != (pFmt = pGrfNd->GetFlyFmt()) )
318         {
319             Size aCalcSz( aSz );
320             if ( !aSz.Height() && aSz.Width() )
321                 //passende Hoehe ausrechnen.
322                 aCalcSz.Height() = rFrmSz.Height() *
323                         aSz.Width() / rFrmSz.Width();
324             else if ( !aSz.Width() && aSz.Height() )
325                 //passende Breite ausrechnen
326                 aCalcSz.Width() = rFrmSz.Width() *
327                         aSz.Height() / rFrmSz.Height();
328             else
329                 //Hoehe und Breite uebernehmen
330                 aCalcSz = rFrmSz;
331 
332             const SvxBoxItem     &rBox = pFmt->GetBox();
333             aCalcSz.Width() += rBox.CalcLineSpace(BOX_LINE_LEFT) +
334                                rBox.CalcLineSpace(BOX_LINE_RIGHT);
335             aCalcSz.Height()+= rBox.CalcLineSpace(BOX_LINE_TOP) +
336                                rBox.CalcLineSpace(BOX_LINE_BOTTOM);
337             const SwFmtFrmSize& rOldAttr = pFmt->GetFrmSize();
338             if( rOldAttr.GetSize() != aCalcSz )
339             {
340                 SwFmtFrmSize aAttr( rOldAttr  );
341                 aAttr.SetSize( aCalcSz );
342                 pFmt->SetFmtAttr( aAttr );
343                 bRet = sal_True;
344             }
345 
346             if( !aSz.Width() )
347             {
348                 // Wenn die Grafik in einer Tabelle verankert ist, muess
349                 // die Tabellen-Spalten neu berechnet werden
350                 const SwDoc *pDoc = pGrfNd->GetDoc();
351                 const SwPosition* pAPos = pFmt->GetAnchor().GetCntntAnchor();
352                 SwNode *pANd;
353                 SwTableNode *pTblNd;
354                 if( pAPos &&
355                     0 != (pANd = & pAPos->nNode.GetNode()) &&
356                     0 != (pTblNd = pANd->FindTableNode()) )
357                 {
358                     const sal_Bool bLastGrf = !pTblNd->GetTable().DecGrfsThatResize();
359                     SwHTMLTableLayout *pLayout =
360                         pTblNd->GetTable().GetHTMLTableLayout();
361                     if( pLayout )
362                     {
363                         const sal_uInt16 nBrowseWidth =
364                                     pLayout->GetBrowseWidthByTable( *pDoc );
365                         if ( nBrowseWidth )
366                         {
367                             pLayout->Resize( nBrowseWidth, sal_True, sal_True,
368                                              bLastGrf ? HTMLTABLE_RESIZE_NOW
369                                                       : 500 );
370                         }
371                     }
372                 }
373             }
374         }
375 
376         // SetTwipSize skaliert ggf. eine ImageMap neu und
377         // braucht dazu das Frame-Format
378         pGrfNd->SetTwipSize( rGrfSz );
379     }
380 
381     delete pCurr;
382 
383     return bRet;
384 }
385 
386 
SwapIn(sal_Bool bWaitForData,sal_Bool bNativFormat)387 sal_Bool SwBaseLink::SwapIn( sal_Bool bWaitForData, sal_Bool bNativFormat )
388 {
389     bSwapIn = sal_True;
390 
391     sal_Bool bRes;
392 
393     if( !GetObj() && ( bNativFormat || ( !IsSynchron() && bWaitForData ) ))
394     {
395         AddNextRef();
396         _GetRealObject();
397         ReleaseRef();
398     }
399 
400 #if OSL_DEBUG_LEVEL > 1
401     {
402         String sGrfNm;
403         if(GetLinkManager())
404             GetLinkManager()->GetDisplayNames( this, 0, &sGrfNm, 0, 0 );
405         int x = 0;
406         ++x;
407     }
408 #endif
409 
410     if( GetObj() )
411     {
412         String aMimeType( SotExchange::GetFormatMimeType( GetContentType() ));
413         uno::Any aValue;
414         GetObj()->GetData( aValue, aMimeType, !IsSynchron() && bWaitForData );
415 
416         if( bWaitForData && !GetObj() )
417         {
418             ASSERT( !this, "das SvxFileObject wurde in einem GetData geloescht!" );
419             bRes = sal_False;
420         }
421         else if( 0 != ( bRes = aValue.hasValue() ) )
422         {
423             //JP 14.04.99: Bug 64820 - das Flag muss beim SwapIn natuerlich
424             //              zurueckgesetzt werden. Die Daten sollen ja neu
425             //              uebernommen werden
426             bIgnoreDataChanged = sal_False;
427             DataChanged( aMimeType, aValue );
428         }
429     }
430     else if( !IsSynchron() && bWaitForData )
431     {
432         SetSynchron( sal_True );
433         bRes = Update();
434         SetSynchron( sal_False );
435     }
436     else
437         bRes = Update();
438 
439     bSwapIn = sal_False;
440     return bRes;
441 }
442 
Closed()443 void SwBaseLink::Closed()
444 {
445     if( pCntntNode && !pCntntNode->GetDoc()->IsInDtor() )
446     {
447         // wir heben die Verbindung auf
448         if( pCntntNode->IsGrfNode() )
449             ((SwGrfNode*)pCntntNode)->ReleaseLink();
450     }
451     SvBaseLink::Closed();
452 }
453 
GetAnchor() const454 const SwNode* SwBaseLink::GetAnchor() const
455 {
456     if (pCntntNode)
457     {
458         SwFrmFmt *const pFmt = pCntntNode->GetFlyFmt();
459         if (pFmt)
460         {
461             const SwFmtAnchor& rAnchor = pFmt->GetAnchor();
462             SwPosition const*const pAPos = rAnchor.GetCntntAnchor();
463             if (pAPos &&
464                 ((FLY_AS_CHAR == rAnchor.GetAnchorId()) ||
465                  (FLY_AT_CHAR == rAnchor.GetAnchorId()) ||
466                  (FLY_AT_FLY  == rAnchor.GetAnchorId()) ||
467                  (FLY_AT_PARA == rAnchor.GetAnchorId())))
468             {
469                     return &pAPos->nNode.GetNode();
470             }
471             return 0;
472         }
473     }
474 
475     ASSERT( !this, "GetAnchor nicht ueberlagert" );
476     return 0;
477 }
478 
IsRecursion(const SwBaseLink * pChkLnk) const479 sal_Bool SwBaseLink::IsRecursion( const SwBaseLink* pChkLnk ) const
480 {
481     SwServerObjectRef aRef( (SwServerObject*)GetObj() );
482     if( aRef.Is() )
483     {
484         // es ist ein ServerObject, also frage nach allen darin
485         // befindlichen Links, ob wir darin enthalten sind. Ansonsten
486         // handelt es sich um eine Rekursion.
487         return aRef->IsLinkInServer( pChkLnk );
488     }
489     return sal_False;
490 }
491 
IsInRange(sal_uLong,sal_uLong,xub_StrLen,xub_StrLen) const492 sal_Bool SwBaseLink::IsInRange( sal_uLong, sal_uLong, xub_StrLen, xub_StrLen ) const
493 {
494     // Grafik oder OLE-Links nicht,
495     // Felder oder Sections haben eigene Ableitung!
496     return sal_False;
497 }
498 
~SwBaseLink()499 SwBaseLink::~SwBaseLink()
500 {
501 }
502