LibreOffice Module vcl (master)  1
textview.cxx
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19 
20 #include <memory>
21 #include <i18nutil/searchopt.hxx>
22 #include <o3tl/deleter.hxx>
23 #include <vcl/textview.hxx>
24 #include <vcl/texteng.hxx>
25 #include <vcl/settings.hxx>
26 #include "textdoc.hxx"
27 #include <vcl/textdata.hxx>
28 #include <vcl/xtextedt.hxx>
29 #include "textdat2.hxx"
30 #include <vcl/commandevent.hxx>
31 #include <vcl/inputctx.hxx>
32 
33 #include <svl/undo.hxx>
34 #include <vcl/cursor.hxx>
35 #include <vcl/weld.hxx>
36 #include <vcl/window.hxx>
37 #include <vcl/svapp.hxx>
38 #include <tools/stream.hxx>
39 
40 #include <sal/log.hxx>
41 #include <sot/formats.hxx>
42 
43 #include <cppuhelper/weak.hxx>
44 #include <cppuhelper/queryinterface.hxx>
45 #include <com/sun/star/i18n/XBreakIterator.hpp>
46 #include <com/sun/star/i18n/CharacterIteratorMode.hpp>
47 #include <com/sun/star/i18n/WordType.hpp>
48 #include <com/sun/star/datatransfer/UnsupportedFlavorException.hpp>
49 #include <com/sun/star/datatransfer/XTransferable.hpp>
50 #include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
51 #include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp>
52 #include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
53 #include <com/sun/star/datatransfer/dnd/XDragGestureRecognizer.hpp>
54 #include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
55 #include <com/sun/star/util/SearchFlags.hpp>
56 
57 #include <vcl/edit.hxx>
58 
59 #include <sot/exchange.hxx>
60 
61 #include <algorithm>
62 #include <cstddef>
63 
64 TETextDataObject::TETextDataObject( const OUString& rText ) : maText( rText )
65 {
66 }
67 
68 // css::uno::XInterface
69 css::uno::Any TETextDataObject::queryInterface( const css::uno::Type & rType )
70 {
71  css::uno::Any aRet = ::cppu::queryInterface( rType, static_cast< css::datatransfer::XTransferable* >(this) );
72  return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
73 }
74 
75 // css::datatransfer::XTransferable
76 css::uno::Any TETextDataObject::getTransferData( const css::datatransfer::DataFlavor& rFlavor )
77 {
78  css::uno::Any aAny;
79 
80  SotClipboardFormatId nT = SotExchange::GetFormat( rFlavor );
81  if ( nT == SotClipboardFormatId::STRING )
82  {
83  aAny <<= maText;
84  }
85  else if ( nT == SotClipboardFormatId::HTML )
86  {
87  sal_uLong nLen = GetHTMLStream().TellEnd();
88  GetHTMLStream().Seek(0);
89 
90  css::uno::Sequence< sal_Int8 > aSeq( nLen );
91  memcpy( aSeq.getArray(), GetHTMLStream().GetData(), nLen );
92  aAny <<= aSeq;
93  }
94  else
95  {
96  throw css::datatransfer::UnsupportedFlavorException();
97  }
98  return aAny;
99 }
100 
101 css::uno::Sequence< css::datatransfer::DataFlavor > TETextDataObject::getTransferDataFlavors( )
102 {
103  GetHTMLStream().Seek( STREAM_SEEK_TO_END );
104  bool bHTML = GetHTMLStream().Tell() > 0;
105  css::uno::Sequence< css::datatransfer::DataFlavor > aDataFlavors( bHTML ? 2 : 1 );
106  SotExchange::GetFormatDataFlavor( SotClipboardFormatId::STRING, aDataFlavors.getArray()[0] );
107  if ( bHTML )
108  SotExchange::GetFormatDataFlavor( SotClipboardFormatId::HTML, aDataFlavors.getArray()[1] );
109  return aDataFlavors;
110 }
111 
112 sal_Bool TETextDataObject::isDataFlavorSupported( const css::datatransfer::DataFlavor& rFlavor )
113 {
114  SotClipboardFormatId nT = SotExchange::GetFormat( rFlavor );
115  return ( nT == SotClipboardFormatId::STRING );
116 }
117 
118 struct ImpTextView
119 {
120  ExtTextEngine* mpTextEngine;
121 
122  VclPtr<vcl::Window> mpWindow;
123  TextSelection maSelection;
124  Point maStartDocPos;
125 
126  std::unique_ptr<vcl::Cursor, o3tl::default_delete<vcl::Cursor>> mpCursor;
127 
128  std::unique_ptr<TextDDInfo, o3tl::default_delete<TextDDInfo>> mpDDInfo;
129 
130  std::unique_ptr<SelectionEngine> mpSelEngine;
131  std::unique_ptr<TextSelFunctionSet> mpSelFuncSet;
132 
133  css::uno::Reference< css::datatransfer::dnd::XDragSourceListener > mxDnDListener;
134 
135  sal_uInt16 mnTravelXPos;
136 
137  bool mbAutoScroll : 1;
138  bool mbInsertMode : 1;
139  bool mbReadOnly : 1;
140  bool mbPaintSelection : 1;
141  bool mbAutoIndent : 1;
142  bool mbHighlightSelection : 1;
143  bool mbCursorEnabled : 1;
144  bool mbClickedInSelection : 1;
145  bool mbCursorAtEndOfLine;
146 };
147 
148 TextView::TextView( ExtTextEngine* pEng, vcl::Window* pWindow ) :
149  mpImpl(new ImpTextView)
150 {
151  pWindow->EnableRTL( false );
152 
153  mpImpl->mpWindow = pWindow;
154  mpImpl->mpTextEngine = pEng;
155 
156  mpImpl->mbPaintSelection = true;
157  mpImpl->mbAutoScroll = true;
158  mpImpl->mbInsertMode = true;
159  mpImpl->mbReadOnly = false;
160  mpImpl->mbHighlightSelection = false;
161  mpImpl->mbAutoIndent = false;
162  mpImpl->mbCursorEnabled = true;
163  mpImpl->mbClickedInSelection = false;
164 // mbInSelection = false;
165 
166  mpImpl->mnTravelXPos = TRAVEL_X_DONTKNOW;
167 
168  mpImpl->mpSelFuncSet = std::make_unique<TextSelFunctionSet>( this );
169  mpImpl->mpSelEngine = std::make_unique<SelectionEngine>( mpImpl->mpWindow, mpImpl->mpSelFuncSet.get() );
170  mpImpl->mpSelEngine->SetSelectionMode( SelectionMode::Range );
171  mpImpl->mpSelEngine->EnableDrag( true );
172 
173  mpImpl->mpCursor.reset(new vcl::Cursor);
174  mpImpl->mpCursor->Show();
175  pWindow->SetCursor( mpImpl->mpCursor.get() );
176  pWindow->SetInputContext( InputContext( pEng->GetFont(), InputContextFlags::Text|InputContextFlags::ExtText ) );
177 
178  if ( pWindow->GetSettings().GetStyleSettings().GetSelectionOptions() & SelectionOptions::Invert )
179  mpImpl->mbHighlightSelection = true;
180 
181  pWindow->SetLineColor();
182 
183  if ( pWindow->GetDragGestureRecognizer().is() )
184  {
185  vcl::unohelper::DragAndDropWrapper* pDnDWrapper = new vcl::unohelper::DragAndDropWrapper( this );
186  mpImpl->mxDnDListener = pDnDWrapper;
187 
188  css::uno::Reference< css::datatransfer::dnd::XDragGestureListener> xDGL( mpImpl->mxDnDListener, css::uno::UNO_QUERY );
189  pWindow->GetDragGestureRecognizer()->addDragGestureListener( xDGL );
190  css::uno::Reference< css::datatransfer::dnd::XDropTargetListener> xDTL( xDGL, css::uno::UNO_QUERY );
191  pWindow->GetDropTarget()->addDropTargetListener( xDTL );
192  pWindow->GetDropTarget()->setActive( true );
193  pWindow->GetDropTarget()->setDefaultActions( css::datatransfer::dnd::DNDConstants::ACTION_COPY_OR_MOVE );
194  }
195 }
196 
197 TextView::~TextView()
198 {
199  mpImpl->mpSelEngine.reset();
200  mpImpl->mpSelFuncSet.reset();
201 
202  if ( mpImpl->mpWindow->GetCursor() == mpImpl->mpCursor.get() )
203  mpImpl->mpWindow->SetCursor( nullptr );
204 
205  mpImpl->mpCursor.reset();
206  mpImpl->mpDDInfo.reset();
207 }
208 
209 void TextView::Invalidate()
210 {
211  mpImpl->mpWindow->Invalidate();
212 }
213 
214 void TextView::SetSelection( const TextSelection& rTextSel, bool bGotoCursor )
215 {
216  // if someone left an empty attribute and then the Outliner manipulated the selection
217  if ( !mpImpl->maSelection.HasRange() )
218  mpImpl->mpTextEngine->CursorMoved( mpImpl->maSelection.GetStart().GetPara() );
219 
220  // if the selection is manipulated after a KeyInput
221  mpImpl->mpTextEngine->CheckIdleFormatter();
222 
223  HideSelection();
224  TextSelection aNewSel( rTextSel );
225  mpImpl->mpTextEngine->ValidateSelection( aNewSel );
226  ImpSetSelection( aNewSel );
227  ShowSelection();
228  ShowCursor( bGotoCursor );
229 }
230 
231 void TextView::SetSelection( const TextSelection& rTextSel )
232 {
233  SetSelection( rTextSel, mpImpl->mbAutoScroll );
234 }
235 
236 const TextSelection& TextView::GetSelection() const
237 {
238  return mpImpl->maSelection;
239 }
240 TextSelection& TextView::GetSelection()
241 {
242  return mpImpl->maSelection;
243 }
244 
245 void TextView::DeleteSelected()
246 {
247 // HideSelection();
248 
249  mpImpl->mpTextEngine->UndoActionStart();
250  TextPaM aPaM = mpImpl->mpTextEngine->ImpDeleteText( mpImpl->maSelection );
251  mpImpl->mpTextEngine->UndoActionEnd();
252 
253  ImpSetSelection( aPaM );
254  mpImpl->mpTextEngine->FormatAndUpdate( this );
255  ShowCursor();
256 }
257 
258 void TextView::ImpPaint(vcl::RenderContext& rRenderContext, const Point& rStartPos, tools::Rectangle const* pPaintArea, TextSelection const* pSelection)
259 {
260  if (!mpImpl->mbPaintSelection)
261  {
262  pSelection = nullptr;
263  }
264  else
265  {
266  // set correct background color;
267  // unfortunately we cannot detect if it has changed
268  vcl::Font aFont = mpImpl->mpTextEngine->GetFont();
269  Color aColor = rRenderContext.GetBackground().GetColor();
270  aColor.SetTransparency(0);
271  if (aColor != aFont.GetFillColor())
272  {
273  if (aFont.IsTransparent())
274  aColor = COL_TRANSPARENT;
275  aFont.SetFillColor(aColor);
276  mpImpl->mpTextEngine->maFont = aFont;
277  }
278  }
279 
280  mpImpl->mpTextEngine->ImpPaint(&rRenderContext, rStartPos, pPaintArea, pSelection);
281 }
282 
283 void TextView::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
284 {
285  ImpPaint(rRenderContext, rRect);
286 }
287 
288 void TextView::ImpPaint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
289 {
290  if ( !mpImpl->mpTextEngine->GetUpdateMode() || mpImpl->mpTextEngine->IsInUndo() )
291  return;
292 
293  TextSelection *pDrawSelection = nullptr;
294  if (!mpImpl->mbHighlightSelection && mpImpl->maSelection.HasRange())
295  pDrawSelection = &mpImpl->maSelection;
296 
297  Point aStartPos = ImpGetOutputStartPos(mpImpl->maStartDocPos);
298  ImpPaint(rRenderContext, aStartPos, &rRect, pDrawSelection);
299  if (mpImpl->mbHighlightSelection)
300  ImpHighlight(mpImpl->maSelection);
301 }
302 
303 void TextView::ImpHighlight( const TextSelection& rSel )
304 {
305  TextSelection aSel( rSel );
306  aSel.Justify();
307  if ( aSel.HasRange() && !mpImpl->mpTextEngine->IsInUndo() && mpImpl->mpTextEngine->GetUpdateMode() )
308  {
309  mpImpl->mpCursor->Hide();
310 
311  SAL_WARN_IF( mpImpl->mpTextEngine->mpIdleFormatter->IsActive(), "vcl", "ImpHighlight: Not formatted!" );
312 
313  tools::Rectangle aVisArea( mpImpl->maStartDocPos, mpImpl->mpWindow->GetOutputSizePixel() );
314  long nY = 0;
315  const sal_uInt32 nStartPara = aSel.GetStart().GetPara();
316  const sal_uInt32 nEndPara = aSel.GetEnd().GetPara();
317  for ( sal_uInt32 nPara = 0; nPara <= nEndPara; ++nPara )
318  {
319  const long nParaHeight = mpImpl->mpTextEngine->CalcParaHeight( nPara );
320  if ( ( nPara >= nStartPara ) && ( ( nY + nParaHeight ) > aVisArea.Top() ) )
321  {
322  TEParaPortion* pTEParaPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( nPara );
323  std::vector<TextLine>::size_type nStartLine = 0;
324  std::vector<TextLine>::size_type nEndLine = pTEParaPortion->GetLines().size() -1;
325  if ( nPara == nStartPara )
326  nStartLine = pTEParaPortion->GetLineNumber( aSel.GetStart().GetIndex(), false );
327  if ( nPara == nEndPara )
328  nEndLine = pTEParaPortion->GetLineNumber( aSel.GetEnd().GetIndex(), true );
329 
330  // iterate over all lines
331  for ( std::vector<TextLine>::size_type nLine = nStartLine; nLine <= nEndLine; nLine++ )
332  {
333  TextLine& rLine = pTEParaPortion->GetLines()[ nLine ];
334  sal_Int32 nStartIndex = rLine.GetStart();
335  sal_Int32 nEndIndex = rLine.GetEnd();
336  if ( ( nPara == nStartPara ) && ( nLine == nStartLine ) )
337  nStartIndex = aSel.GetStart().GetIndex();
338  if ( ( nPara == nEndPara ) && ( nLine == nEndLine ) )
339  nEndIndex = aSel.GetEnd().GetIndex();
340 
341  // possible if at the beginning of a wrapped line
342  if ( nEndIndex < nStartIndex )
343  nEndIndex = nStartIndex;
344 
345  tools::Rectangle aTmpRect( mpImpl->mpTextEngine->GetEditCursor( TextPaM( nPara, nStartIndex ), false ) );
346  aTmpRect.AdjustTop(nY );
347  aTmpRect.AdjustBottom(nY );
348  Point aTopLeft( aTmpRect.TopLeft() );
349 
350  aTmpRect = mpImpl->mpTextEngine->GetEditCursor( TextPaM( nPara, nEndIndex ), true );
351  aTmpRect.AdjustTop(nY );
352  aTmpRect.AdjustBottom(nY );
353  Point aBottomRight( aTmpRect.BottomRight() );
354  aBottomRight.AdjustX( -1 );
355 
356  // only paint if in the visible region
357  if ( ( aTopLeft.X() < aBottomRight.X() ) && ( aBottomRight.Y() >= aVisArea.Top() ) )
358  {
359  Point aPnt1( GetWindowPos( aTopLeft ) );
360  Point aPnt2( GetWindowPos( aBottomRight ) );
361 
362  tools::Rectangle aRect( aPnt1, aPnt2 );
363  mpImpl->mpWindow->Invert( aRect );
364  }
365  }
366  }
367  nY += nParaHeight;
368 
369  if ( nY >= aVisArea.Bottom() )
370  break;
371  }
372  }
373 }
374 
375 void TextView::ImpSetSelection( const TextSelection& rSelection )
376 {
377  if (rSelection != mpImpl->maSelection)
378  {
379  bool bCaret = false, bSelection = false;
380  const TextPaM &rEnd = rSelection.GetEnd();
381  const TextPaM &rOldEnd = mpImpl->maSelection.GetEnd();
382  bool bGap = rSelection.HasRange(), bOldGap = mpImpl->maSelection.HasRange();
383  if (rEnd != rOldEnd)
384  bCaret = true;
385  if (bGap || bOldGap)
386  bSelection = true;
387 
388  mpImpl->maSelection = rSelection;
389 
390  if (bSelection)
391  mpImpl->mpTextEngine->Broadcast(TextHint(SfxHintId::TextViewSelectionChanged));
392 
393  if (bCaret)
394  mpImpl->mpTextEngine->Broadcast(TextHint(SfxHintId::TextViewCaretChanged));
395  }
396 }
397 
398 void TextView::ShowSelection()
399 {
400  ImpShowHideSelection();
401 }
402 
403 void TextView::HideSelection()
404 {
405  ImpShowHideSelection();
406 }
407 
408 void TextView::ShowSelection( const TextSelection& rRange )
409 {
410  ImpShowHideSelection( &rRange );
411 }
412 
413 void TextView::ImpShowHideSelection(const TextSelection* pRange)
414 {
415  const TextSelection* pRangeOrSelection = pRange ? pRange : &mpImpl->maSelection;
416 
417  if ( pRangeOrSelection->HasRange() )
418  {
419  if ( mpImpl->mbHighlightSelection )
420  {
421  ImpHighlight( *pRangeOrSelection );
422  }
423  else
424  {
425  if( mpImpl->mpWindow->IsPaintTransparent() )
426  mpImpl->mpWindow->Invalidate();
427  else
428  {
429  TextSelection aRange( *pRangeOrSelection );
430  aRange.Justify();
431  bool bVisCursor = mpImpl->mpCursor->IsVisible();
432  mpImpl->mpCursor->Hide();
433  Invalidate();
434  if (bVisCursor)
435  mpImpl->mpCursor->Show();
436  }
437  }
438  }
439 }
440 
441 bool TextView::KeyInput( const KeyEvent& rKeyEvent )
442 {
443  bool bDone = true;
444  bool bModified = false;
445  bool bMoved = false;
446  bool bEndKey = false; // special CursorPosition
447  bool bAllowIdle = true;
448 
449  // check mModified;
450  // the local bModified is not set e.g. by Cut/Paste, as here
451  // the update happens somewhere else
452  bool bWasModified = mpImpl->mpTextEngine->IsModified();
453  mpImpl->mpTextEngine->SetModified( false );
454 
455  TextSelection aCurSel( mpImpl->maSelection );
456  TextSelection aOldSel( aCurSel );
457 
458  sal_uInt16 nCode = rKeyEvent.GetKeyCode().GetCode();
459  KeyFuncType eFunc = rKeyEvent.GetKeyCode().GetFunction();
460  if ( eFunc != KeyFuncType::DONTKNOW )
461  {
462  switch ( eFunc )
463  {
464  case KeyFuncType::CUT:
465  {
466  if ( !mpImpl->mbReadOnly )
467  Cut();
468  }
469  break;
470  case KeyFuncType::COPY:
471  {
472  Copy();
473  }
474  break;
475  case KeyFuncType::PASTE:
476  {
477  if ( !mpImpl->mbReadOnly )
478  Paste();
479  }
480  break;
481  case KeyFuncType::UNDO:
482  {
483  if ( !mpImpl->mbReadOnly )
484  Undo();
485  }
486  break;
487  case KeyFuncType::REDO:
488  {
489  if ( !mpImpl->mbReadOnly )
490  Redo();
491  }
492  break;
493 
494  default: // might get processed below
495  eFunc = KeyFuncType::DONTKNOW;
496  }
497  }
498  if ( eFunc == KeyFuncType::DONTKNOW )
499  {
500  switch ( nCode )
501  {
502  case KEY_UP:
503  case KEY_DOWN:
504  case KEY_LEFT:
505  case KEY_RIGHT:
506  case KEY_HOME:
507  case KEY_END:
508  case KEY_PAGEUP:
509  case KEY_PAGEDOWN:
510  case css::awt::Key::MOVE_WORD_FORWARD:
511  case css::awt::Key::SELECT_WORD_FORWARD:
512  case css::awt::Key::MOVE_WORD_BACKWARD:
513  case css::awt::Key::SELECT_WORD_BACKWARD:
514  case css::awt::Key::MOVE_TO_BEGIN_OF_LINE:
515  case css::awt::Key::MOVE_TO_END_OF_LINE:
516  case css::awt::Key::SELECT_TO_BEGIN_OF_LINE:
517  case css::awt::Key::SELECT_TO_END_OF_LINE:
518  case css::awt::Key::MOVE_TO_BEGIN_OF_PARAGRAPH:
519  case css::awt::Key::MOVE_TO_END_OF_PARAGRAPH:
520  case css::awt::Key::SELECT_TO_BEGIN_OF_PARAGRAPH:
521  case css::awt::Key::SELECT_TO_END_OF_PARAGRAPH:
522  case css::awt::Key::MOVE_TO_BEGIN_OF_DOCUMENT:
523  case css::awt::Key::MOVE_TO_END_OF_DOCUMENT:
524  case css::awt::Key::SELECT_TO_BEGIN_OF_DOCUMENT:
525  case css::awt::Key::SELECT_TO_END_OF_DOCUMENT:
526  {
527  if ( ( !rKeyEvent.GetKeyCode().IsMod2() || ( nCode == KEY_LEFT ) || ( nCode == KEY_RIGHT ) )
528  && !( rKeyEvent.GetKeyCode().IsMod1() && ( nCode == KEY_PAGEUP || nCode == KEY_PAGEDOWN ) ) )
529  {
530  aCurSel = ImpMoveCursor( rKeyEvent );
531  if ( aCurSel.HasRange() ) {
532  css::uno::Reference<css::datatransfer::clipboard::XClipboard> aSelection(GetWindow()->GetPrimarySelection());
533  Copy( aSelection );
534  }
535  bMoved = true;
536  if ( nCode == KEY_END )
537  bEndKey = true;
538  }
539  else
540  bDone = false;
541  }
542  break;
543  case KEY_BACKSPACE:
544  case KEY_DELETE:
545  case css::awt::Key::DELETE_WORD_BACKWARD:
546  case css::awt::Key::DELETE_WORD_FORWARD:
547  case css::awt::Key::DELETE_TO_BEGIN_OF_LINE:
548  case css::awt::Key::DELETE_TO_END_OF_LINE:
549  {
550  if ( !mpImpl->mbReadOnly && !rKeyEvent.GetKeyCode().IsMod2() )
551  {
552  sal_uInt8 nDel = ( nCode == KEY_DELETE ) ? DEL_RIGHT : DEL_LEFT;
553  sal_uInt8 nMode = rKeyEvent.GetKeyCode().IsMod1() ? DELMODE_RESTOFWORD : DELMODE_SIMPLE;
554  if ( ( nMode == DELMODE_RESTOFWORD ) && rKeyEvent.GetKeyCode().IsShift() )
555  nMode = DELMODE_RESTOFCONTENT;
556 
557  switch( nCode )
558  {
559  case css::awt::Key::DELETE_WORD_BACKWARD:
560  nDel = DEL_LEFT;
561  nMode = DELMODE_RESTOFWORD;
562  break;
563  case css::awt::Key::DELETE_WORD_FORWARD:
564  nDel = DEL_RIGHT;
565  nMode = DELMODE_RESTOFWORD;
566  break;
567  case css::awt::Key::DELETE_TO_BEGIN_OF_LINE:
568  nDel = DEL_LEFT;
569  nMode = DELMODE_RESTOFCONTENT;
570  break;
571  case css::awt::Key::DELETE_TO_END_OF_LINE:
572  nDel = DEL_RIGHT;
573  nMode = DELMODE_RESTOFCONTENT;
574  break;
575  default: break;
576  }
577 
578  mpImpl->mpTextEngine->UndoActionStart();
579  aCurSel = ImpDelete( nDel, nMode );
580  mpImpl->mpTextEngine->UndoActionEnd();
581  bModified = true;
582  bAllowIdle = false;
583  }
584  else
585  bDone = false;
586  }
587  break;
588  case KEY_TAB:
589  {
590  if ( !mpImpl->mbReadOnly && !rKeyEvent.GetKeyCode().IsShift() &&
591  !rKeyEvent.GetKeyCode().IsMod1() && !rKeyEvent.GetKeyCode().IsMod2() &&
592  ImplCheckTextLen( OUString('x') ) )
593  {
594  aCurSel = mpImpl->mpTextEngine->ImpInsertText( aCurSel, '\t', !IsInsertMode() );
595  bModified = true;
596  }
597  else
598  bDone = false;
599  }
600  break;
601  case KEY_RETURN:
602  {
603  // do not swallow Shift-RETURN, as this would disable multi-line entries
604  // in dialogs & property editors
605  if ( !mpImpl->mbReadOnly && !rKeyEvent.GetKeyCode().IsMod1() &&
606  !rKeyEvent.GetKeyCode().IsMod2() && ImplCheckTextLen( OUString('x') ) )
607  {
608  mpImpl->mpTextEngine->UndoActionStart();
609  aCurSel = mpImpl->mpTextEngine->ImpInsertParaBreak( aCurSel );
610  if ( mpImpl->mbAutoIndent )
611  {
612  TextNode* pPrev = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aCurSel.GetEnd().GetPara() - 1 ].get();
613  sal_Int32 n = 0;
614  while ( ( n < pPrev->GetText().getLength() ) && (
615  ( pPrev->GetText()[ n ] == ' ' ) ||
616  ( pPrev->GetText()[ n ] == '\t' ) ) )
617  {
618  n++;
619  }
620  if ( n )
621  aCurSel = mpImpl->mpTextEngine->ImpInsertText( aCurSel, pPrev->GetText().copy( 0, n ) );
622  }
623  mpImpl->mpTextEngine->UndoActionEnd();
624  bModified = true;
625  }
626  else
627  bDone = false;
628  }
629  break;
630  case KEY_INSERT:
631  {
632  if ( !mpImpl->mbReadOnly )
633  SetInsertMode( !IsInsertMode() );
634  }
635  break;
636  default:
637  {
638  if ( TextEngine::IsSimpleCharInput( rKeyEvent ) )
639  {
640  sal_Unicode nCharCode = rKeyEvent.GetCharCode();
641  if ( !mpImpl->mbReadOnly && ImplCheckTextLen( OUString(nCharCode) ) ) // otherwise swallow the character anyway
642  {
643  aCurSel = mpImpl->mpTextEngine->ImpInsertText( nCharCode, aCurSel, !IsInsertMode(), true );
644  bModified = true;
645  }
646  }
647  else
648  bDone = false;
649  }
650  }
651  }
652 
653  if ( aCurSel != aOldSel ) // Check if changed, maybe other method already changed mpImpl->maSelection, don't overwrite that!
654  ImpSetSelection( aCurSel );
655 
656  if ( ( nCode != KEY_UP ) && ( nCode != KEY_DOWN ) )
657  mpImpl->mnTravelXPos = TRAVEL_X_DONTKNOW;
658 
659  if ( bModified )
660  {
661  // Idle-Formatter only if AnyInput
662  if ( bAllowIdle && Application::AnyInput( VclInputFlags::KEYBOARD) )
663  mpImpl->mpTextEngine->IdleFormatAndUpdate( this );
664  else
665  mpImpl->mpTextEngine->FormatAndUpdate( this);
666  }
667  else if ( bMoved )
668  {
669  // selection is painted now in ImpMoveCursor
670  ImpShowCursor( mpImpl->mbAutoScroll, true, bEndKey );
671  }
672 
673  if ( mpImpl->mpTextEngine->IsModified() )
674  mpImpl->mpTextEngine->Broadcast( TextHint( SfxHintId::TextModified ) );
675  else if ( bWasModified )
676  mpImpl->mpTextEngine->SetModified( true );
677 
678  return bDone;
679 }
680 
681 void TextView::MouseButtonUp( const MouseEvent& rMouseEvent )
682 {
683  mpImpl->mbClickedInSelection = false;
684  mpImpl->mnTravelXPos = TRAVEL_X_DONTKNOW;
685  mpImpl->mpSelEngine->SelMouseButtonUp( rMouseEvent );
686  if ( rMouseEvent.IsMiddle() && !IsReadOnly() &&
687  ( GetWindow()->GetSettings().GetMouseSettings().GetMiddleButtonAction() == MouseMiddleButtonAction::PasteSelection ) )
688  {
689  css::uno::Reference<css::datatransfer::clipboard::XClipboard> aSelection(GetWindow()->GetPrimarySelection());
690  Paste( aSelection );
691  if ( mpImpl->mpTextEngine->IsModified() )
692  mpImpl->mpTextEngine->Broadcast( TextHint( SfxHintId::TextModified ) );
693  }
694  else if ( rMouseEvent.IsLeft() && GetSelection().HasRange() )
695  {
696  css::uno::Reference<css::datatransfer::clipboard::XClipboard> aSelection(GetWindow()->GetPrimarySelection());
697  Copy( aSelection );
698  }
699 }
700 
701 void TextView::MouseButtonDown( const MouseEvent& rMouseEvent )
702 {
703  mpImpl->mpTextEngine->CheckIdleFormatter(); // for fast typing and MouseButtonDown
704  mpImpl->mnTravelXPos = TRAVEL_X_DONTKNOW;
705  mpImpl->mbClickedInSelection = IsSelectionAtPoint( rMouseEvent.GetPosPixel() );
706 
707  mpImpl->mpTextEngine->SetActiveView( this );
708 
709  mpImpl->mpSelEngine->SelMouseButtonDown( rMouseEvent );
710 
711  // mbu 20.01.2005 - SelMouseButtonDown() possibly triggers a 'selection changed'
712  // notification. The appropriate handler could change the current selection,
713  // which is the case in the MailMerge address block control. To enable select'n'drag
714  // we need to reevaluate the selection after the notification has been fired.
715  mpImpl->mbClickedInSelection = IsSelectionAtPoint( rMouseEvent.GetPosPixel() );
716 
717  // special cases
718  if ( !rMouseEvent.IsShift() && ( rMouseEvent.GetClicks() >= 2 ) )
719  {
720  if ( rMouseEvent.IsMod2() )
721  {
722  HideSelection();
723  ImpSetSelection( mpImpl->maSelection.GetEnd() );
724  SetCursorAtPoint( rMouseEvent.GetPosPixel() ); // not set by SelectionEngine for MOD2
725  }
726 
727  if ( rMouseEvent.GetClicks() == 2 )
728  {
729  // select word
730  if ( mpImpl->maSelection.GetEnd().GetIndex() < mpImpl->mpTextEngine->GetTextLen( mpImpl->maSelection.GetEnd().GetPara() ) )
731  {
732  HideSelection();
733  // tdf#57879 - expand selection to include connector punctuations
734  TextSelection aNewSel;
735  mpImpl->mpTextEngine->GetWord( mpImpl->maSelection.GetEnd(), &aNewSel.GetStart(), &aNewSel.GetEnd() );
736  ImpSetSelection( aNewSel );
737  ShowSelection();
738  ShowCursor();
739  }
740  }
741  else if ( rMouseEvent.GetClicks() == 3 )
742  {
743  // select paragraph
744  if ( mpImpl->maSelection.GetStart().GetIndex() || ( mpImpl->maSelection.GetEnd().GetIndex() < mpImpl->mpTextEngine->GetTextLen( mpImpl->maSelection.GetEnd().GetPara() ) ) )
745  {
746  HideSelection();
747  TextSelection aNewSel( mpImpl->maSelection );
748  aNewSel.GetStart().GetIndex() = 0;
749  aNewSel.GetEnd().GetIndex() = mpImpl->mpTextEngine->mpDoc->GetNodes()[ mpImpl->maSelection.GetEnd().GetPara() ]->GetText().getLength();
750  ImpSetSelection( aNewSel );
751  ShowSelection();
752  ShowCursor();
753  }
754  }
755  }
756 }
757 
758 void TextView::MouseMove( const MouseEvent& rMouseEvent )
759 {
760  mpImpl->mnTravelXPos = TRAVEL_X_DONTKNOW;
761  mpImpl->mpSelEngine->SelMouseMove( rMouseEvent );
762 }
763 
764 void TextView::Command( const CommandEvent& rCEvt )
765 {
766  mpImpl->mpTextEngine->CheckIdleFormatter(); // for fast typing and MouseButtonDown
767  mpImpl->mpTextEngine->SetActiveView( this );
768 
769  if ( rCEvt.GetCommand() == CommandEventId::StartExtTextInput )
770  {
771  DeleteSelected();
772  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ GetSelection().GetEnd().GetPara() ].get();
773  mpImpl->mpTextEngine->mpIMEInfos = std::make_unique<TEIMEInfos>( GetSelection().GetEnd(), pNode->GetText().copy( GetSelection().GetEnd().GetIndex() ) );
774  mpImpl->mpTextEngine->mpIMEInfos->bWasCursorOverwrite = !IsInsertMode();
775  }
776  else if ( rCEvt.GetCommand() == CommandEventId::EndExtTextInput )
777  {
778  SAL_WARN_IF( !mpImpl->mpTextEngine->mpIMEInfos, "vcl", "CommandEventId::EndExtTextInput => No Start ?" );
779  if( mpImpl->mpTextEngine->mpIMEInfos )
780  {
781  TEParaPortion* pPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( mpImpl->mpTextEngine->mpIMEInfos->aPos.GetPara() );
782  pPortion->MarkSelectionInvalid( mpImpl->mpTextEngine->mpIMEInfos->aPos.GetIndex() );
783 
784  bool bInsertMode = !mpImpl->mpTextEngine->mpIMEInfos->bWasCursorOverwrite;
785 
786  mpImpl->mpTextEngine->mpIMEInfos.reset();
787 
788  mpImpl->mpTextEngine->TextModified();
789  mpImpl->mpTextEngine->FormatAndUpdate( this );
790 
791  SetInsertMode( bInsertMode );
792 
793  if ( mpImpl->mpTextEngine->IsModified() )
794  mpImpl->mpTextEngine->Broadcast( TextHint( SfxHintId::TextModified ) );
795  }
796  }
797  else if ( rCEvt.GetCommand() == CommandEventId::ExtTextInput )
798  {
799  SAL_WARN_IF( !mpImpl->mpTextEngine->mpIMEInfos, "vcl", "CommandEventId::ExtTextInput => No Start ?" );
800  if( mpImpl->mpTextEngine->mpIMEInfos )
801  {
802  const CommandExtTextInputData* pData = rCEvt.GetExtTextInputData();
803 
804  if ( !pData->IsOnlyCursorChanged() )
805  {
806  TextSelection aSelect( mpImpl->mpTextEngine->mpIMEInfos->aPos );
807  aSelect.GetEnd().GetIndex() += mpImpl->mpTextEngine->mpIMEInfos->nLen;
808  aSelect = mpImpl->mpTextEngine->ImpDeleteText( aSelect );
809  aSelect = mpImpl->mpTextEngine->ImpInsertText( aSelect, pData->GetText() );
810 
811  if ( mpImpl->mpTextEngine->mpIMEInfos->bWasCursorOverwrite )
812  {
813  const sal_Int32 nOldIMETextLen = mpImpl->mpTextEngine->mpIMEInfos->nLen;
814  const sal_Int32 nNewIMETextLen = pData->GetText().getLength();
815 
816  if ( ( nOldIMETextLen > nNewIMETextLen ) &&
817  ( nNewIMETextLen < mpImpl->mpTextEngine->mpIMEInfos->aOldTextAfterStartPos.getLength() ) )
818  {
819  // restore old characters
820  sal_Int32 nRestore = nOldIMETextLen - nNewIMETextLen;
821  TextPaM aPaM( mpImpl->mpTextEngine->mpIMEInfos->aPos );
822  aPaM.GetIndex() += nNewIMETextLen;
823  mpImpl->mpTextEngine->ImpInsertText( aPaM, mpImpl->mpTextEngine->mpIMEInfos->aOldTextAfterStartPos.copy( nNewIMETextLen, nRestore ) );
824  }
825  else if ( ( nOldIMETextLen < nNewIMETextLen ) &&
826  ( nOldIMETextLen < mpImpl->mpTextEngine->mpIMEInfos->aOldTextAfterStartPos.getLength() ) )
827  {
828  // overwrite
829  const sal_Int32 nOverwrite = std::min( nNewIMETextLen, mpImpl->mpTextEngine->mpIMEInfos->aOldTextAfterStartPos.getLength() ) - nOldIMETextLen;
830  SAL_WARN_IF( !nOverwrite || (nOverwrite >= 0xFF00), "vcl", "IME Overwrite?!" );
831  TextPaM aPaM( mpImpl->mpTextEngine->mpIMEInfos->aPos );
832  aPaM.GetIndex() += nNewIMETextLen;
833  TextSelection aSel( aPaM );
834  aSel.GetEnd().GetIndex() += nOverwrite;
835  mpImpl->mpTextEngine->ImpDeleteText( aSel );
836  }
837  }
838 
839  if ( pData->GetTextAttr() )
840  {
841  mpImpl->mpTextEngine->mpIMEInfos->CopyAttribs( pData->GetTextAttr(), pData->GetText().getLength() );
842  }
843  else
844  {
845  mpImpl->mpTextEngine->mpIMEInfos->DestroyAttribs();
846  }
847 
848  TEParaPortion* pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( mpImpl->mpTextEngine->mpIMEInfos->aPos.GetPara() );
849  pPPortion->MarkSelectionInvalid( mpImpl->mpTextEngine->mpIMEInfos->aPos.GetIndex() );
850  mpImpl->mpTextEngine->FormatAndUpdate( this );
851  }
852 
853  TextSelection aNewSel = TextPaM( mpImpl->mpTextEngine->mpIMEInfos->aPos.GetPara(), mpImpl->mpTextEngine->mpIMEInfos->aPos.GetIndex()+pData->GetCursorPos() );
854  SetSelection( aNewSel );
855  SetInsertMode( !pData->IsCursorOverwrite() );
856 
857  if ( pData->IsCursorVisible() )
858  ShowCursor();
859  else
860  HideCursor();
861  }
862  }
863  else if ( rCEvt.GetCommand() == CommandEventId::CursorPos )
864  {
865  if ( mpImpl->mpTextEngine->mpIMEInfos && mpImpl->mpTextEngine->mpIMEInfos->nLen )
866  {
867  TextPaM aPaM( GetSelection().GetEnd() );
868  tools::Rectangle aR1 = mpImpl->mpTextEngine->PaMtoEditCursor( aPaM );
869 
870  sal_Int32 nInputEnd = mpImpl->mpTextEngine->mpIMEInfos->aPos.GetIndex() + mpImpl->mpTextEngine->mpIMEInfos->nLen;
871 
872  if ( !mpImpl->mpTextEngine->IsFormatted() )
873  mpImpl->mpTextEngine->FormatDoc();
874 
875  TEParaPortion* pParaPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( aPaM.GetPara() );
876  std::vector<TextLine>::size_type nLine = pParaPortion->GetLineNumber( aPaM.GetIndex(), true );
877  TextLine& rLine = pParaPortion->GetLines()[ nLine ];
878  if ( nInputEnd > rLine.GetEnd() )
879  nInputEnd = rLine.GetEnd();
880  tools::Rectangle aR2 = mpImpl->mpTextEngine->PaMtoEditCursor( TextPaM( aPaM.GetPara(), nInputEnd ) );
881 
882  long nWidth = aR2.Left()-aR1.Right();
883  aR1.Move( -GetStartDocPos().X(), -GetStartDocPos().Y() );
884  GetWindow()->SetCursorRect( &aR1, nWidth );
885  }
886  else
887  {
888  GetWindow()->SetCursorRect();
889  }
890  }
891  else
892  {
893  mpImpl->mpSelEngine->Command( rCEvt );
894  }
895 }
896 
897 void TextView::ShowCursor( bool bGotoCursor, bool bForceVisCursor )
898 {
899  // this setting has more weight
900  if ( !mpImpl->mbAutoScroll )
901  bGotoCursor = false;
902  ImpShowCursor( bGotoCursor, bForceVisCursor, false );
903 }
904 
905 void TextView::HideCursor()
906 {
907  mpImpl->mpCursor->Hide();
908 }
909 
910 void TextView::Scroll( long ndX, long ndY )
911 {
912  SAL_WARN_IF( !mpImpl->mpTextEngine->IsFormatted(), "vcl", "Scroll: Not formatted!" );
913 
914  if ( !ndX && !ndY )
915  return;
916 
917  Point aNewStartPos( mpImpl->maStartDocPos );
918 
919  // Vertical:
920  aNewStartPos.AdjustY( -ndY );
921  if ( aNewStartPos.Y() < 0 )
922  aNewStartPos.setY( 0 );
923 
924  // Horizontal:
925  aNewStartPos.AdjustX( -ndX );
926  if ( aNewStartPos.X() < 0 )
927  aNewStartPos.setX( 0 );
928 
929  long nDiffX = mpImpl->maStartDocPos.X() - aNewStartPos.X();
930  long nDiffY = mpImpl->maStartDocPos.Y() - aNewStartPos.Y();
931 
932  if ( nDiffX || nDiffY )
933  {
934  bool bVisCursor = mpImpl->mpCursor->IsVisible();
935  mpImpl->mpCursor->Hide();
936  mpImpl->mpWindow->PaintImmediately();
937  mpImpl->maStartDocPos = aNewStartPos;
938 
939  if ( mpImpl->mpTextEngine->IsRightToLeft() )
940  nDiffX = -nDiffX;
941  mpImpl->mpWindow->Scroll( nDiffX, nDiffY );
942  mpImpl->mpWindow->PaintImmediately();
943  mpImpl->mpCursor->SetPos( mpImpl->mpCursor->GetPos() + Point( nDiffX, nDiffY ) );
944  if ( bVisCursor && !mpImpl->mbReadOnly )
945  mpImpl->mpCursor->Show();
946  }
947 
948  mpImpl->mpTextEngine->Broadcast( TextHint( SfxHintId::TextViewScrolled ) );
949 }
950 
951 void TextView::Undo()
952 {
953  mpImpl->mpTextEngine->SetActiveView( this );
954  mpImpl->mpTextEngine->GetUndoManager().Undo();
955 }
956 
957 void TextView::Redo()
958 {
959  mpImpl->mpTextEngine->SetActiveView( this );
960  mpImpl->mpTextEngine->GetUndoManager().Redo();
961 }
962 
963 void TextView::Cut()
964 {
965  mpImpl->mpTextEngine->UndoActionStart();
966  Copy();
967  DeleteSelected();
968  mpImpl->mpTextEngine->UndoActionEnd();
969 }
970 
971 void TextView::Copy( css::uno::Reference< css::datatransfer::clipboard::XClipboard > const & rxClipboard )
972 {
973  if ( rxClipboard.is() )
974  {
975  TETextDataObject* pDataObj = new TETextDataObject( GetSelected() );
976 
977  SolarMutexReleaser aReleaser;
978 
979  try
980  {
981  rxClipboard->setContents( pDataObj, nullptr );
982 
983  css::uno::Reference< css::datatransfer::clipboard::XFlushableClipboard > xFlushableClipboard( rxClipboard, css::uno::UNO_QUERY );
984  if( xFlushableClipboard.is() )
985  xFlushableClipboard->flushClipboard();
986  }
987  catch( const css::uno::Exception& )
988  {
989  }
990  }
991 }
992 
993 void TextView::Copy()
994 {
995  css::uno::Reference<css::datatransfer::clipboard::XClipboard> aClipboard(GetWindow()->GetClipboard());
996  Copy( aClipboard );
997 }
998 
999 void TextView::Paste( css::uno::Reference< css::datatransfer::clipboard::XClipboard > const & rxClipboard )
1000 {
1001  if ( rxClipboard.is() )
1002  {
1003  css::uno::Reference< css::datatransfer::XTransferable > xDataObj;
1004 
1005  try
1006  {
1007  SolarMutexReleaser aReleaser;
1008  xDataObj = rxClipboard->getContents();
1009  }
1010  catch( const css::uno::Exception& )
1011  {
1012  }
1013 
1014  if ( xDataObj.is() )
1015  {
1016  css::datatransfer::DataFlavor aFlavor;
1017  SotExchange::GetFormatDataFlavor( SotClipboardFormatId::STRING, aFlavor );
1018  if ( xDataObj->isDataFlavorSupported( aFlavor ) )
1019  {
1020  try
1021  {
1022  css::uno::Any aData = xDataObj->getTransferData( aFlavor );
1023  OUString aText;
1024  aData >>= aText;
1025  bool bWasTruncated = false;
1026  if( mpImpl->mpTextEngine->GetMaxTextLen() != 0 )
1027  bWasTruncated = ImplTruncateNewText( aText );
1028  InsertText( aText );
1029  mpImpl->mpTextEngine->Broadcast( TextHint( SfxHintId::TextModified ) );
1030 
1031  if( bWasTruncated )
1032  Edit::ShowTruncationWarning(mpImpl->mpWindow->GetFrameWeld());
1033  }
1034  catch( const css::datatransfer::UnsupportedFlavorException& )
1035  {
1036  }
1037  }
1038  }
1039  }
1040 }
1041 
1042 void TextView::Paste()
1043 {
1044  css::uno::Reference<css::datatransfer::clipboard::XClipboard> aClipboard(GetWindow()->GetClipboard());
1045  Paste( aClipboard );
1046 }
1047 
1048 OUString TextView::GetSelected()
1049 {
1050  return GetSelected( GetSystemLineEnd() );
1051 }
1052 
1053 OUString TextView::GetSelected( LineEnd aSeparator )
1054 {
1055  return mpImpl->mpTextEngine->GetText( mpImpl->maSelection, aSeparator );
1056 }
1057 
1058 void TextView::SetInsertMode( bool bInsert )
1059 {
1060  if ( mpImpl->mbInsertMode != bInsert )
1061  {
1062  mpImpl->mbInsertMode = bInsert;
1063  ShowCursor( mpImpl->mbAutoScroll, false );
1064  }
1065 }
1066 
1067 void TextView::SetReadOnly( bool bReadOnly )
1068 {
1069  if ( mpImpl->mbReadOnly != bReadOnly )
1070  {
1071  mpImpl->mbReadOnly = bReadOnly;
1072  if ( !mpImpl->mbReadOnly )
1073  ShowCursor( mpImpl->mbAutoScroll, false );
1074  else
1075  HideCursor();
1076 
1077  GetWindow()->SetInputContext( InputContext( mpImpl->mpTextEngine->GetFont(), bReadOnly ? InputContextFlags::Text|InputContextFlags::ExtText : InputContextFlags::NONE ) );
1078  }
1079 }
1080 
1081 TextSelection const & TextView::ImpMoveCursor( const KeyEvent& rKeyEvent )
1082 {
1083  // normally only needed for Up/Down; but who cares
1084  mpImpl->mpTextEngine->CheckIdleFormatter();
1085 
1086  TextPaM aPaM( mpImpl->maSelection.GetEnd() );
1087  TextPaM aOldEnd( aPaM );
1088 
1089  TextDirectionality eTextDirection = TextDirectionality::LeftToRight_TopToBottom;
1090  if ( mpImpl->mpTextEngine->IsRightToLeft() )
1091  eTextDirection = TextDirectionality::RightToLeft_TopToBottom;
1092 
1093  KeyEvent aTranslatedKeyEvent = rKeyEvent.LogicalTextDirectionality( eTextDirection );
1094 
1095  bool bCtrl = aTranslatedKeyEvent.GetKeyCode().IsMod1();
1096  sal_uInt16 nCode = aTranslatedKeyEvent.GetKeyCode().GetCode();
1097 
1098  bool bSelect = aTranslatedKeyEvent.GetKeyCode().IsShift();
1099  switch ( nCode )
1100  {
1101  case KEY_UP: aPaM = CursorUp( aPaM );
1102  break;
1103  case KEY_DOWN: aPaM = CursorDown( aPaM );
1104  break;
1105  case KEY_HOME: aPaM = bCtrl ? CursorStartOfDoc() : CursorStartOfLine( aPaM );
1106  break;
1107  case KEY_END: aPaM = bCtrl ? CursorEndOfDoc() : CursorEndOfLine( aPaM );
1108  break;
1109  case KEY_PAGEUP: aPaM = bCtrl ? CursorStartOfDoc() : PageUp( aPaM );
1110  break;
1111  case KEY_PAGEDOWN: aPaM = bCtrl ? CursorEndOfDoc() : PageDown( aPaM );
1112  break;
1113  case KEY_LEFT: aPaM = bCtrl ? CursorWordLeft( aPaM ) : CursorLeft( aPaM, aTranslatedKeyEvent.GetKeyCode().IsMod2() ? sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCHARACTER) : sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCELL) );
1114  break;
1115  case KEY_RIGHT: aPaM = bCtrl ? CursorWordRight( aPaM ) : CursorRight( aPaM, aTranslatedKeyEvent.GetKeyCode().IsMod2() ? sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCHARACTER) : sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCELL) );
1116  break;
1117  case css::awt::Key::SELECT_WORD_FORWARD:
1118  bSelect = true;
1119  [[fallthrough]];
1120  case css::awt::Key::MOVE_WORD_FORWARD:
1121  aPaM = CursorWordRight( aPaM );
1122  break;
1123  case css::awt::Key::SELECT_WORD_BACKWARD:
1124  bSelect = true;
1125  [[fallthrough]];
1126  case css::awt::Key::MOVE_WORD_BACKWARD:
1127  aPaM = CursorWordLeft( aPaM );
1128  break;
1129  case css::awt::Key::SELECT_TO_BEGIN_OF_LINE:
1130  bSelect = true;
1131  [[fallthrough]];
1132  case css::awt::Key::MOVE_TO_BEGIN_OF_LINE:
1133  aPaM = CursorStartOfLine( aPaM );
1134  break;
1135  case css::awt::Key::SELECT_TO_END_OF_LINE:
1136  bSelect = true;
1137  [[fallthrough]];
1138  case css::awt::Key::MOVE_TO_END_OF_LINE:
1139  aPaM = CursorEndOfLine( aPaM );
1140  break;
1141  case css::awt::Key::SELECT_TO_BEGIN_OF_PARAGRAPH:
1142  bSelect = true;
1143  [[fallthrough]];
1144  case css::awt::Key::MOVE_TO_BEGIN_OF_PARAGRAPH:
1145  aPaM = CursorStartOfParagraph( aPaM );
1146  break;
1147  case css::awt::Key::SELECT_TO_END_OF_PARAGRAPH:
1148  bSelect = true;
1149  [[fallthrough]];
1150  case css::awt::Key::MOVE_TO_END_OF_PARAGRAPH:
1151  aPaM = CursorEndOfParagraph( aPaM );
1152  break;
1153  case css::awt::Key::SELECT_TO_BEGIN_OF_DOCUMENT:
1154  bSelect = true;
1155  [[fallthrough]];
1156  case css::awt::Key::MOVE_TO_BEGIN_OF_DOCUMENT:
1157  aPaM = CursorStartOfDoc();
1158  break;
1159  case css::awt::Key::SELECT_TO_END_OF_DOCUMENT:
1160  bSelect = true;
1161  [[fallthrough]];
1162  case css::awt::Key::MOVE_TO_END_OF_DOCUMENT:
1163  aPaM = CursorEndOfDoc();
1164  break;
1165  }
1166 
1167  // might cause a CreateAnchor or Deselection all
1168  mpImpl->mpSelEngine->CursorPosChanging( bSelect, aTranslatedKeyEvent.GetKeyCode().IsMod1() );
1169 
1170  if ( aOldEnd != aPaM )
1171  {
1172  mpImpl->mpTextEngine->CursorMoved( aOldEnd.GetPara() );
1173 
1174  TextSelection aNewSelection( mpImpl->maSelection );
1175  aNewSelection.GetEnd() = aPaM;
1176  if ( bSelect )
1177  {
1178  // extend the selection
1179  ImpSetSelection( aNewSelection );
1180  ShowSelection( TextSelection( aOldEnd, aPaM ) );
1181  }
1182  else
1183  {
1184  aNewSelection.GetStart() = aPaM;
1185  ImpSetSelection( aNewSelection );
1186  }
1187  }
1188 
1189  return mpImpl->maSelection;
1190 }
1191 
1192 void TextView::InsertText( const OUString& rStr )
1193 {
1194  mpImpl->mpTextEngine->UndoActionStart();
1195 
1196  TextSelection aNewSel = mpImpl->mpTextEngine->ImpInsertText( mpImpl->maSelection, rStr );
1197 
1198  ImpSetSelection( aNewSel );
1199 
1200  mpImpl->mpTextEngine->UndoActionEnd();
1201 
1202  mpImpl->mpTextEngine->FormatAndUpdate( this );
1203 }
1204 
1205 TextPaM TextView::CursorLeft( const TextPaM& rPaM, sal_uInt16 nCharacterIteratorMode )
1206 {
1207  TextPaM aPaM( rPaM );
1208 
1209  if ( aPaM.GetIndex() )
1210  {
1211  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1212  css::uno::Reference < css::i18n::XBreakIterator > xBI = mpImpl->mpTextEngine->GetBreakIterator();
1213  sal_Int32 nCount = 1;
1214  aPaM.GetIndex() = xBI->previousCharacters( pNode->GetText(), aPaM.GetIndex(), mpImpl->mpTextEngine->GetLocale(), nCharacterIteratorMode, nCount, nCount );
1215  }
1216  else if ( aPaM.GetPara() )
1217  {
1218  aPaM.GetPara()--;
1219  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1220  aPaM.GetIndex() = pNode->GetText().getLength();
1221  }
1222  return aPaM;
1223 }
1224 
1225 TextPaM TextView::CursorRight( const TextPaM& rPaM, sal_uInt16 nCharacterIteratorMode )
1226 {
1227  TextPaM aPaM( rPaM );
1228 
1229  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1230  if ( aPaM.GetIndex() < pNode->GetText().getLength() )
1231  {
1232  css::uno::Reference < css::i18n::XBreakIterator > xBI = mpImpl->mpTextEngine->GetBreakIterator();
1233  sal_Int32 nCount = 1;
1234  aPaM.GetIndex() = xBI->nextCharacters( pNode->GetText(), aPaM.GetIndex(), mpImpl->mpTextEngine->GetLocale(), nCharacterIteratorMode, nCount, nCount );
1235  }
1236  else if ( aPaM.GetPara() < ( mpImpl->mpTextEngine->mpDoc->GetNodes().size()-1) )
1237  {
1238  aPaM.GetPara()++;
1239  aPaM.GetIndex() = 0;
1240  }
1241 
1242  return aPaM;
1243 }
1244 
1245 TextPaM TextView::CursorWordLeft( const TextPaM& rPaM )
1246 {
1247  TextPaM aPaM( rPaM );
1248 
1249  if ( aPaM.GetIndex() )
1250  {
1251  // tdf#57879 - expand selection to the left to include connector punctuations
1252  mpImpl->mpTextEngine->GetWord( rPaM, &aPaM );
1253  if ( aPaM.GetIndex() >= rPaM.GetIndex() )
1254  {
1255  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1256  css::uno::Reference < css::i18n::XBreakIterator > xBI = mpImpl->mpTextEngine->GetBreakIterator();
1257  aPaM.GetIndex() = xBI->previousWord( pNode->GetText(), rPaM.GetIndex(), mpImpl->mpTextEngine->GetLocale(), css::i18n::WordType::ANYWORD_IGNOREWHITESPACES ).startPos;
1258  if ( aPaM.GetIndex() > 0 )
1259  mpImpl->mpTextEngine->GetWord( aPaM, &aPaM );
1260  else
1261  aPaM.GetIndex() = 0;
1262  }
1263  }
1264  else if ( aPaM.GetPara() )
1265  {
1266  aPaM.GetPara()--;
1267  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1268  aPaM.GetIndex() = pNode->GetText().getLength();
1269  }
1270  return aPaM;
1271 }
1272 
1273 TextPaM TextView::CursorWordRight( const TextPaM& rPaM )
1274 {
1275  TextPaM aPaM( rPaM );
1276 
1277  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1278  if ( aPaM.GetIndex() < pNode->GetText().getLength() )
1279  {
1280  css::uno::Reference < css::i18n::XBreakIterator > xBI = mpImpl->mpTextEngine->GetBreakIterator();
1281  aPaM.GetIndex() = xBI->nextWord( pNode->GetText(), aPaM.GetIndex(), mpImpl->mpTextEngine->GetLocale(), css::i18n::WordType::ANYWORD_IGNOREWHITESPACES ).endPos;
1282  mpImpl->mpTextEngine->GetWord( aPaM, nullptr, &aPaM );
1283  }
1284  else if ( aPaM.GetPara() < ( mpImpl->mpTextEngine->mpDoc->GetNodes().size()-1) )
1285  {
1286  aPaM.GetPara()++;
1287  aPaM.GetIndex() = 0;
1288  }
1289 
1290  return aPaM;
1291 }
1292 
1293 TextPaM TextView::ImpDelete( sal_uInt8 nMode, sal_uInt8 nDelMode )
1294 {
1295  if ( mpImpl->maSelection.HasRange() ) // only delete selection
1296  return mpImpl->mpTextEngine->ImpDeleteText( mpImpl->maSelection );
1297 
1298  TextPaM aStartPaM = mpImpl->maSelection.GetStart();
1299  TextPaM aEndPaM = aStartPaM;
1300  if ( nMode == DEL_LEFT )
1301  {
1302  if ( nDelMode == DELMODE_SIMPLE )
1303  {
1304  aEndPaM = CursorLeft( aEndPaM, sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCHARACTER) );
1305  }
1306  else if ( nDelMode == DELMODE_RESTOFWORD )
1307  {
1308  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aEndPaM.GetPara() ].get();
1309  css::uno::Reference < css::i18n::XBreakIterator > xBI = mpImpl->mpTextEngine->GetBreakIterator();
1310  css::i18n::Boundary aBoundary = xBI->getWordBoundary( pNode->GetText(), mpImpl->maSelection.GetEnd().GetIndex(), mpImpl->mpTextEngine->GetLocale(), css::i18n::WordType::ANYWORD_IGNOREWHITESPACES, true );
1311  if ( aBoundary.startPos == mpImpl->maSelection.GetEnd().GetIndex() )
1312  aBoundary = xBI->previousWord( pNode->GetText(), mpImpl->maSelection.GetEnd().GetIndex(), mpImpl->mpTextEngine->GetLocale(), css::i18n::WordType::ANYWORD_IGNOREWHITESPACES );
1313  // #i63506# startPos is -1 when the paragraph starts with a tab
1314  aEndPaM.GetIndex() = std::max<sal_Int32>(aBoundary.startPos, 0);
1315  }
1316  else // DELMODE_RESTOFCONTENT
1317  {
1318  if ( aEndPaM.GetIndex() != 0 )
1319  aEndPaM.GetIndex() = 0;
1320  else if ( aEndPaM.GetPara() )
1321  {
1322  // previous paragraph
1323  aEndPaM.GetPara()--;
1324  aEndPaM.GetIndex() = 0;
1325  }
1326  }
1327  }
1328  else
1329  {
1330  if ( nDelMode == DELMODE_SIMPLE )
1331  {
1332  aEndPaM = CursorRight( aEndPaM, sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCELL) );
1333  }
1334  else if ( nDelMode == DELMODE_RESTOFWORD )
1335  {
1336  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aEndPaM.GetPara() ].get();
1337  css::uno::Reference < css::i18n::XBreakIterator > xBI = mpImpl->mpTextEngine->GetBreakIterator();
1338  css::i18n::Boundary aBoundary = xBI->nextWord( pNode->GetText(), mpImpl->maSelection.GetEnd().GetIndex(), mpImpl->mpTextEngine->GetLocale(), css::i18n::WordType::ANYWORD_IGNOREWHITESPACES );
1339  aEndPaM.GetIndex() = aBoundary.startPos;
1340  }
1341  else // DELMODE_RESTOFCONTENT
1342  {
1343  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aEndPaM.GetPara() ].get();
1344  if ( aEndPaM.GetIndex() < pNode->GetText().getLength() )
1345  aEndPaM.GetIndex() = pNode->GetText().getLength();
1346  else if ( aEndPaM.GetPara() < ( mpImpl->mpTextEngine->mpDoc->GetNodes().size() - 1 ) )
1347  {
1348  // next paragraph
1349  aEndPaM.GetPara()++;
1350  TextNode* pNextNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aEndPaM.GetPara() ].get();
1351  aEndPaM.GetIndex() = pNextNode->GetText().getLength();
1352  }
1353  }
1354  }
1355 
1356  return mpImpl->mpTextEngine->ImpDeleteText( TextSelection( aStartPaM, aEndPaM ) );
1357 }
1358 
1359 TextPaM TextView::CursorUp( const TextPaM& rPaM )
1360 {
1361  TextPaM aPaM( rPaM );
1362 
1363  long nX;
1364  if ( mpImpl->mnTravelXPos == TRAVEL_X_DONTKNOW )
1365  {
1366  nX = mpImpl->mpTextEngine->GetEditCursor( rPaM, false ).Left();
1367  mpImpl->mnTravelXPos = static_cast<sal_uInt16>(nX)+1;
1368  }
1369  else
1370  nX = mpImpl->mnTravelXPos;
1371 
1372  TEParaPortion* pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( rPaM.GetPara() );
1373  std::vector<TextLine>::size_type nLine = pPPortion->GetLineNumber( rPaM.GetIndex(), false );
1374  if ( nLine ) // same paragraph
1375  {
1376  aPaM.GetIndex() = mpImpl->mpTextEngine->GetCharPos( rPaM.GetPara(), nLine-1, nX );
1377  // If we need to go to the end of a line that was wrapped automatically,
1378  // the cursor ends up at the beginning of the 2nd line
1379  // Problem: Last character of an automatically wrapped line = Cursor
1380  TextLine& rLine = pPPortion->GetLines()[ nLine - 1 ];
1381  if ( aPaM.GetIndex() && ( aPaM.GetIndex() == rLine.GetEnd() ) )
1382  --aPaM.GetIndex();
1383  }
1384  else if ( rPaM.GetPara() ) // previous paragraph
1385  {
1386  aPaM.GetPara()--;
1387  pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( aPaM.GetPara() );
1388  std::vector<TextLine>::size_type nL = pPPortion->GetLines().size() - 1;
1389  aPaM.GetIndex() = mpImpl->mpTextEngine->GetCharPos( aPaM.GetPara(), nL, nX+1 );
1390  }
1391 
1392  return aPaM;
1393 }
1394 
1395 TextPaM TextView::CursorDown( const TextPaM& rPaM )
1396 {
1397  TextPaM aPaM( rPaM );
1398 
1399  long nX;
1400  if ( mpImpl->mnTravelXPos == TRAVEL_X_DONTKNOW )
1401  {
1402  nX = mpImpl->mpTextEngine->GetEditCursor( rPaM, false ).Left();
1403  mpImpl->mnTravelXPos = static_cast<sal_uInt16>(nX)+1;
1404  }
1405  else
1406  nX = mpImpl->mnTravelXPos;
1407 
1408  TEParaPortion* pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( rPaM.GetPara() );
1409  std::vector<TextLine>::size_type nLine = pPPortion->GetLineNumber( rPaM.GetIndex(), false );
1410  if ( nLine < ( pPPortion->GetLines().size() - 1 ) )
1411  {
1412  aPaM.GetIndex() = mpImpl->mpTextEngine->GetCharPos( rPaM.GetPara(), nLine+1, nX );
1413 
1414  // special case CursorUp
1415  TextLine& rLine = pPPortion->GetLines()[ nLine + 1 ];
1416  if ( ( aPaM.GetIndex() == rLine.GetEnd() ) && ( aPaM.GetIndex() > rLine.GetStart() ) && aPaM.GetIndex() < pPPortion->GetNode()->GetText().getLength() )
1417  --aPaM.GetIndex();
1418  }
1419  else if ( rPaM.GetPara() < ( mpImpl->mpTextEngine->mpDoc->GetNodes().size() - 1 ) ) // next paragraph
1420  {
1421  aPaM.GetPara()++;
1422  pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( aPaM.GetPara() );
1423  aPaM.GetIndex() = mpImpl->mpTextEngine->GetCharPos( aPaM.GetPara(), 0, nX+1 );
1424  TextLine& rLine = pPPortion->GetLines().front();
1425  if ( ( aPaM.GetIndex() == rLine.GetEnd() ) && ( aPaM.GetIndex() > rLine.GetStart() ) && ( pPPortion->GetLines().size() > 1 ) )
1426  --aPaM.GetIndex();
1427  }
1428 
1429  return aPaM;
1430 }
1431 
1432 TextPaM TextView::CursorStartOfLine( const TextPaM& rPaM )
1433 {
1434  TextPaM aPaM( rPaM );
1435 
1436  TEParaPortion* pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( rPaM.GetPara() );
1437  std::vector<TextLine>::size_type nLine = pPPortion->GetLineNumber( aPaM.GetIndex(), false );
1438  TextLine& rLine = pPPortion->GetLines()[ nLine ];
1439  aPaM.GetIndex() = rLine.GetStart();
1440 
1441  return aPaM;
1442 }
1443 
1444 TextPaM TextView::CursorEndOfLine( const TextPaM& rPaM )
1445 {
1446  TextPaM aPaM( rPaM );
1447 
1448  TEParaPortion* pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( rPaM.GetPara() );
1449  std::vector<TextLine>::size_type nLine = pPPortion->GetLineNumber( aPaM.GetIndex(), false );
1450  TextLine& rLine = pPPortion->GetLines()[ nLine ];
1451  aPaM.GetIndex() = rLine.GetEnd();
1452 
1453  if ( rLine.GetEnd() > rLine.GetStart() ) // empty line
1454  {
1455  sal_Unicode cLastChar = pPPortion->GetNode()->GetText()[ aPaM.GetIndex()-1 ];
1456  if ( ( cLastChar == ' ' ) && ( aPaM.GetIndex() != pPPortion->GetNode()->GetText().getLength() ) )
1457  {
1458  // for a blank in an automatically-wrapped line it is better to stand before it,
1459  // as the user will intend to stand behind the prior word.
1460  // If there is a change, special case for Pos1 after End!
1461  --aPaM.GetIndex();
1462  }
1463  }
1464  return aPaM;
1465 }
1466 
1467 TextPaM TextView::CursorStartOfParagraph( const TextPaM& rPaM )
1468 {
1469  TextPaM aPaM( rPaM );
1470  aPaM.GetIndex() = 0;
1471  return aPaM;
1472 }
1473 
1474 TextPaM TextView::CursorEndOfParagraph( const TextPaM& rPaM )
1475 {
1476  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ rPaM.GetPara() ].get();
1477  TextPaM aPaM( rPaM );
1478  aPaM.GetIndex() = pNode->GetText().getLength();
1479  return aPaM;
1480 }
1481 
1482 TextPaM TextView::CursorStartOfDoc()
1483 {
1484  TextPaM aPaM( 0, 0 );
1485  return aPaM;
1486 }
1487 
1488 TextPaM TextView::CursorEndOfDoc()
1489 {
1490  const sal_uInt32 nNode = static_cast<sal_uInt32>(mpImpl->mpTextEngine->mpDoc->GetNodes().size() - 1);
1491  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ nNode ].get();
1492  TextPaM aPaM( nNode, pNode->GetText().getLength() );
1493  return aPaM;
1494 }
1495 
1496 TextPaM TextView::PageUp( const TextPaM& rPaM )
1497 {
1498  tools::Rectangle aRect = mpImpl->mpTextEngine->PaMtoEditCursor( rPaM );
1499  Point aTopLeft = aRect.TopLeft();
1500  aTopLeft.AdjustY( -(mpImpl->mpWindow->GetOutputSizePixel().Height() * 9/10) );
1501  aTopLeft.AdjustX(1 );
1502  if ( aTopLeft.Y() < 0 )
1503  aTopLeft.setY( 0 );
1504 
1505  TextPaM aPaM = mpImpl->mpTextEngine->GetPaM( aTopLeft );
1506  return aPaM;
1507 }
1508 
1509 TextPaM TextView::PageDown( const TextPaM& rPaM )
1510 {
1511  tools::Rectangle aRect = mpImpl->mpTextEngine->PaMtoEditCursor( rPaM );
1512  Point aBottomRight = aRect.BottomRight();
1513  aBottomRight.AdjustY(mpImpl->mpWindow->GetOutputSizePixel().Height() * 9/10 );
1514  aBottomRight.AdjustX(1 );
1515  long nHeight = mpImpl->mpTextEngine->GetTextHeight();
1516  if ( aBottomRight.Y() > nHeight )
1517  aBottomRight.setY( nHeight-1 );
1518 
1519  TextPaM aPaM = mpImpl->mpTextEngine->GetPaM( aBottomRight );
1520  return aPaM;
1521 }
1522 
1523 void TextView::ImpShowCursor( bool bGotoCursor, bool bForceVisCursor, bool bSpecial )
1524 {
1525  if ( mpImpl->mpTextEngine->IsFormatting() )
1526  return;
1527  if ( !mpImpl->mpTextEngine->GetUpdateMode() )
1528  return;
1529  if ( mpImpl->mpTextEngine->IsInUndo() )
1530  return;
1531 
1532  mpImpl->mpTextEngine->CheckIdleFormatter();
1533  if ( !mpImpl->mpTextEngine->IsFormatted() )
1534  mpImpl->mpTextEngine->FormatAndUpdate( this );
1535 
1536  TextPaM aPaM( mpImpl->maSelection.GetEnd() );
1537  tools::Rectangle aEditCursor = mpImpl->mpTextEngine->PaMtoEditCursor( aPaM, bSpecial );
1538 
1539  // Remember that we placed the cursor behind the last character of a line
1540  mpImpl->mbCursorAtEndOfLine = false;
1541  if( bSpecial )
1542  {
1543  TEParaPortion* pParaPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( aPaM.GetPara() );
1544  mpImpl->mbCursorAtEndOfLine =
1545  pParaPortion->GetLineNumber( aPaM.GetIndex(), true ) != pParaPortion->GetLineNumber( aPaM.GetIndex(), false );
1546  }
1547 
1548  if ( !IsInsertMode() && !mpImpl->maSelection.HasRange() )
1549  {
1550  TextNode* pNode = mpImpl->mpTextEngine->mpDoc->GetNodes()[ aPaM.GetPara() ].get();
1551  if ( !pNode->GetText().isEmpty() && ( aPaM.GetIndex() < pNode->GetText().getLength() ) )
1552  {
1553  // If we are behind a portion, and the next portion has other direction, we must change position...
1554  aEditCursor.SetLeft( mpImpl->mpTextEngine->GetEditCursor( aPaM, false, true ).Left() );
1555  aEditCursor.SetRight( aEditCursor.Left() );
1556 
1557  TEParaPortion* pParaPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( aPaM.GetPara() );
1558 
1559  sal_Int32 nTextPortionStart = 0;
1560  std::size_t nTextPortion = pParaPortion->GetTextPortions().FindPortion( aPaM.GetIndex(), nTextPortionStart, true );
1561  TETextPortion* pTextPortion = pParaPortion->GetTextPortions()[ nTextPortion ];
1562  if ( pTextPortion->GetKind() == PORTIONKIND_TAB )
1563  {
1564  aEditCursor.AdjustRight(pTextPortion->GetWidth() );
1565  }
1566  else
1567  {
1568  TextPaM aNext = CursorRight( TextPaM( aPaM.GetPara(), aPaM.GetIndex() ), sal_uInt16(css::i18n::CharacterIteratorMode::SKIPCELL) );
1569  aEditCursor.SetRight( mpImpl->mpTextEngine->GetEditCursor( aNext, true ).Left() );
1570  }
1571  }
1572  }
1573 
1574  Size aOutSz = mpImpl->mpWindow->GetOutputSizePixel();
1575  if ( aEditCursor.GetHeight() > aOutSz.Height() )
1576  aEditCursor.SetBottom( aEditCursor.Top() + aOutSz.Height() - 1 );
1577 
1578  aEditCursor.AdjustLeft( -1 );
1579 
1580  if ( bGotoCursor
1581  // #i81283# protect maStartDocPos against initialization problems
1582  && aOutSz.Width() && aOutSz.Height()
1583  )
1584  {
1585  long nVisStartY = mpImpl->maStartDocPos.Y();
1586  long nVisEndY = mpImpl->maStartDocPos.Y() + aOutSz.Height();
1587  long nVisStartX = mpImpl->maStartDocPos.X();
1588  long nVisEndX = mpImpl->maStartDocPos.X() + aOutSz.Width();
1589  long nMoreX = aOutSz.Width() / 4;
1590 
1591  Point aNewStartPos( mpImpl->maStartDocPos );
1592 
1593  if ( aEditCursor.Bottom() > nVisEndY )
1594  {
1595  aNewStartPos.AdjustY( aEditCursor.Bottom() - nVisEndY);
1596  }
1597  else if ( aEditCursor.Top() < nVisStartY )
1598  {
1599  aNewStartPos.AdjustY( -( nVisStartY - aEditCursor.Top() ) );
1600  }
1601 
1602  if ( aEditCursor.Right() >= nVisEndX )
1603  {
1604  aNewStartPos.AdjustX( aEditCursor.Right() - nVisEndX );
1605 
1606  // do you want some more?
1607  aNewStartPos.AdjustX(nMoreX );
1608  }
1609  else if ( aEditCursor.Left() <= nVisStartX )
1610  {
1611  aNewStartPos.AdjustX( -( nVisStartX - aEditCursor.Left() ) );
1612 
1613  // do you want some more?
1614  aNewStartPos.AdjustX( -nMoreX );
1615  }
1616 
1617  // X can be wrong for the 'some more' above:
1618 // sal_uLong nMaxTextWidth = mpImpl->mpTextEngine->GetMaxTextWidth();
1619 // if ( !nMaxTextWidth || ( nMaxTextWidth > 0x7FFFFFFF ) )
1620 // nMaxTextWidth = 0x7FFFFFFF;
1621 // long nMaxX = (long)nMaxTextWidth - aOutSz.Width();
1622  long nMaxX = mpImpl->mpTextEngine->CalcTextWidth() - aOutSz.Width();
1623  if ( nMaxX < 0 )
1624  nMaxX = 0;
1625 
1626  if ( aNewStartPos.X() < 0 )
1627  aNewStartPos.setX( 0 );
1628  else if ( aNewStartPos.X() > nMaxX )
1629  aNewStartPos.setX( nMaxX );
1630 
1631  // Y should not be further down than needed
1632  long nYMax = mpImpl->mpTextEngine->GetTextHeight() - aOutSz.Height();
1633  if ( nYMax < 0 )
1634  nYMax = 0;
1635  if ( aNewStartPos.Y() > nYMax )
1636  aNewStartPos.setY( nYMax );
1637 
1638  if ( aNewStartPos != mpImpl->maStartDocPos )
1639  Scroll( -(aNewStartPos.X() - mpImpl->maStartDocPos.X()), -(aNewStartPos.Y() - mpImpl->maStartDocPos.Y()) );
1640  }
1641 
1642  if ( aEditCursor.Right() < aEditCursor.Left() )
1643  {
1644  long n = aEditCursor.Left();
1645  aEditCursor.SetLeft( aEditCursor.Right() );
1646  aEditCursor.SetRight( n );
1647  }
1648 
1649  Point aPoint( GetWindowPos( !mpImpl->mpTextEngine->IsRightToLeft() ? aEditCursor.TopLeft() : aEditCursor.TopRight() ) );
1650  mpImpl->mpCursor->SetPos( aPoint );
1651  mpImpl->mpCursor->SetSize( aEditCursor.GetSize() );
1652  if ( bForceVisCursor && mpImpl->mbCursorEnabled )
1653  mpImpl->mpCursor->Show();
1654 }
1655 
1656 void TextView::SetCursorAtPoint( const Point& rPosPixel )
1657 {
1658  mpImpl->mpTextEngine->CheckIdleFormatter();
1659 
1660  Point aDocPos = GetDocPos( rPosPixel );
1661 
1662  TextPaM aPaM = mpImpl->mpTextEngine->GetPaM( aDocPos );
1663 
1664  // aTmpNewSel: Diff between old and new; not the new selection
1665  TextSelection aTmpNewSel( mpImpl->maSelection.GetEnd(), aPaM );
1666  TextSelection aNewSel( mpImpl->maSelection );
1667  aNewSel.GetEnd() = aPaM;
1668 
1669  if ( !mpImpl->mpSelEngine->HasAnchor() )
1670  {
1671  if ( mpImpl->maSelection.GetStart() != aPaM )
1672  mpImpl->mpTextEngine->CursorMoved( mpImpl->maSelection.GetStart().GetPara() );
1673  aNewSel.GetStart() = aPaM;
1674  ImpSetSelection( aNewSel );
1675  }
1676  else
1677  {
1678  ImpSetSelection( aNewSel );
1679  ShowSelection( aTmpNewSel );
1680  }
1681 
1682  bool bForceCursor = !mpImpl->mpDDInfo; // && !mbInSelection
1683  ImpShowCursor( mpImpl->mbAutoScroll, bForceCursor, false );
1684 }
1685 
1686 bool TextView::IsSelectionAtPoint( const Point& rPosPixel )
1687 {
1688  Point aDocPos = GetDocPos( rPosPixel );
1689  TextPaM aPaM = mpImpl->mpTextEngine->GetPaM( aDocPos );
1690  // BeginDrag is only called, however, if IsSelectionAtPoint()
1691  // Problem: IsSelectionAtPoint is not called by Command()
1692  // if before MBDown returned false.
1693  return IsInSelection( aPaM );
1694 }
1695 
1696 bool TextView::IsInSelection( const TextPaM& rPaM )
1697 {
1698  TextSelection aSel = mpImpl->maSelection;
1699  aSel.Justify();
1700 
1701  const sal_uInt32 nStartNode = aSel.GetStart().GetPara();
1702  const sal_uInt32 nEndNode = aSel.GetEnd().GetPara();
1703  const sal_uInt32 nCurNode = rPaM.GetPara();
1704 
1705  if ( ( nCurNode > nStartNode ) && ( nCurNode < nEndNode ) )
1706  return true;
1707 
1708  if ( nStartNode == nEndNode )
1709  {
1710  if ( nCurNode == nStartNode )
1711  if ( ( rPaM.GetIndex() >= aSel.GetStart().GetIndex() ) && ( rPaM.GetIndex() < aSel.GetEnd().GetIndex() ) )
1712  return true;
1713  }
1714  else if ( ( nCurNode == nStartNode ) && ( rPaM.GetIndex() >= aSel.GetStart().GetIndex() ) )
1715  return true;
1716  else if ( ( nCurNode == nEndNode ) && ( rPaM.GetIndex() < aSel.GetEnd().GetIndex() ) )
1717  return true;
1718 
1719  return false;
1720 }
1721 
1722 void TextView::ImpHideDDCursor()
1723 {
1724  if ( mpImpl->mpDDInfo && mpImpl->mpDDInfo->mbVisCursor )
1725  {
1726  mpImpl->mpDDInfo->maCursor.Hide();
1727  mpImpl->mpDDInfo->mbVisCursor = false;
1728  }
1729 }
1730 
1731 void TextView::ImpShowDDCursor()
1732 {
1733  if ( !mpImpl->mpDDInfo->mbVisCursor )
1734  {
1735  tools::Rectangle aCursor = mpImpl->mpTextEngine->PaMtoEditCursor( mpImpl->mpDDInfo->maDropPos, true );
1736  aCursor.AdjustRight( 1 );
1737  aCursor.SetPos( GetWindowPos( aCursor.TopLeft() ) );
1738 
1739  mpImpl->mpDDInfo->maCursor.SetWindow( mpImpl->mpWindow );
1740  mpImpl->mpDDInfo->maCursor.SetPos( aCursor.TopLeft() );
1741  mpImpl->mpDDInfo->maCursor.SetSize( aCursor.GetSize() );
1742  mpImpl->mpDDInfo->maCursor.Show();
1743  mpImpl->mpDDInfo->mbVisCursor = true;
1744  }
1745 }
1746 
1747 void TextView::SetPaintSelection( bool bPaint )
1748 {
1749  if ( bPaint != mpImpl->mbPaintSelection )
1750  {
1751  mpImpl->mbPaintSelection = bPaint;
1752  ShowSelection( mpImpl->maSelection );
1753  }
1754 }
1755 
1756 void TextView::Read( SvStream& rInput )
1757 {
1758  mpImpl->mpTextEngine->Read( rInput, &mpImpl->maSelection );
1759  ShowCursor();
1760 }
1761 
1762 bool TextView::ImplTruncateNewText( OUString& rNewText ) const
1763 {
1764  bool bTruncated = false;
1765 
1766  const sal_Int32 nMaxLen = mpImpl->mpTextEngine->GetMaxTextLen();
1767  // 0 means unlimited
1768  if( nMaxLen != 0 )
1769  {
1770  const sal_Int32 nCurLen = mpImpl->mpTextEngine->GetTextLen();
1771 
1772  const sal_Int32 nNewLen = rNewText.getLength();
1773  if ( nCurLen + nNewLen > nMaxLen )
1774  {
1775  // see how much text will be replaced
1776  const sal_Int32 nSelLen = mpImpl->mpTextEngine->GetTextLen( mpImpl->maSelection );
1777  if ( nCurLen + nNewLen - nSelLen > nMaxLen )
1778  {
1779  const sal_Int32 nTruncatedLen = nMaxLen - (nCurLen - nSelLen);
1780  rNewText = rNewText.copy( 0, nTruncatedLen );
1781  bTruncated = true;
1782  }
1783  }
1784  }
1785  return bTruncated;
1786 }
1787 
1788 bool TextView::ImplCheckTextLen( const OUString& rNewText )
1789 {
1790  bool bOK = true;
1791  if ( mpImpl->mpTextEngine->GetMaxTextLen() )
1792  {
1793  sal_Int32 n = mpImpl->mpTextEngine->GetTextLen() + rNewText.getLength();
1794  if ( n > mpImpl->mpTextEngine->GetMaxTextLen() )
1795  {
1796  // calculate how much text is being deleted
1797  n -= mpImpl->mpTextEngine->GetTextLen( mpImpl->maSelection );
1798  if ( n > mpImpl->mpTextEngine->GetMaxTextLen() )
1799  bOK = false;
1800  }
1801  }
1802  return bOK;
1803 }
1804 
1805 void TextView::dragGestureRecognized( const css::datatransfer::dnd::DragGestureEvent& rDGE )
1806 {
1807  if ( mpImpl->mbClickedInSelection )
1808  {
1809  SolarMutexGuard aVclGuard;
1810 
1811  SAL_WARN_IF( !mpImpl->maSelection.HasRange(), "vcl", "TextView::dragGestureRecognized: mpImpl->mbClickedInSelection, but no selection?" );
1812 
1813  mpImpl->mpDDInfo.reset(new TextDDInfo);
1814  mpImpl->mpDDInfo->mbStarterOfDD = true;
1815 
1816  TETextDataObject* pDataObj = new TETextDataObject( GetSelected() );
1817 
1818  mpImpl->mpCursor->Hide();
1819 
1820  sal_Int8 nActions = css::datatransfer::dnd::DNDConstants::ACTION_COPY;
1821  if ( !IsReadOnly() )
1822  nActions |= css::datatransfer::dnd::DNDConstants::ACTION_MOVE;
1823  rDGE.DragSource->startDrag( rDGE, nActions, 0 /*cursor*/, 0 /*image*/, pDataObj, mpImpl->mxDnDListener );
1824  }
1825 }
1826 
1827 void TextView::dragDropEnd( const css::datatransfer::dnd::DragSourceDropEvent& )
1828 {
1829  ImpHideDDCursor();
1830  mpImpl->mpDDInfo.reset();
1831 }
1832 
1833 void TextView::drop( const css::datatransfer::dnd::DropTargetDropEvent& rDTDE )
1834 {
1835  SolarMutexGuard aVclGuard;
1836 
1837  if ( !mpImpl->mbReadOnly && mpImpl->mpDDInfo )
1838  {
1839  ImpHideDDCursor();
1840 
1841  // Data for deleting after DROP_MOVE:
1842  TextSelection aPrevSel( mpImpl->maSelection );
1843  aPrevSel.Justify();
1844  const sal_uInt32 nPrevParaCount = mpImpl->mpTextEngine->GetParagraphCount();
1845  const sal_Int32 nPrevStartParaLen = mpImpl->mpTextEngine->GetTextLen( aPrevSel.GetStart().GetPara() );
1846 
1847  bool bStarterOfDD = false;
1848  for ( sal_uInt16 nView = mpImpl->mpTextEngine->GetViewCount(); nView && !bStarterOfDD; )
1849  bStarterOfDD = mpImpl->mpTextEngine->GetView( --nView )->mpImpl->mpDDInfo && mpImpl->mpTextEngine->GetView( nView )->mpImpl->mpDDInfo->mbStarterOfDD;
1850 
1851  HideSelection();
1852  ImpSetSelection( mpImpl->mpDDInfo->maDropPos );
1853 
1854  mpImpl->mpTextEngine->UndoActionStart();
1855 
1856  OUString aText;
1857  css::uno::Reference< css::datatransfer::XTransferable > xDataObj = rDTDE.Transferable;
1858  if ( xDataObj.is() )
1859  {
1860  css::datatransfer::DataFlavor aFlavor;
1861  SotExchange::GetFormatDataFlavor( SotClipboardFormatId::STRING, aFlavor );
1862  if ( xDataObj->isDataFlavorSupported( aFlavor ) )
1863  {
1864  css::uno::Any aData = xDataObj->getTransferData( aFlavor );
1865  OUString aOUString;
1866  aData >>= aOUString;
1867  aText = convertLineEnd(aOUString, LINEEND_LF);
1868  }
1869  }
1870 
1871  if ( !aText.isEmpty() && ( aText[ aText.getLength()-1 ] == LINE_SEP ) )
1872  aText = aText.copy(0, aText.getLength()-1);
1873 
1874  if ( ImplCheckTextLen( aText ) )
1875  ImpSetSelection( mpImpl->mpTextEngine->ImpInsertText( mpImpl->mpDDInfo->maDropPos, aText ) );
1876 
1877  if ( aPrevSel.HasRange() &&
1878  (( rDTDE.DropAction & css::datatransfer::dnd::DNDConstants::ACTION_MOVE ) || !bStarterOfDD) )
1879  {
1880  // adjust selection if necessary
1881  if ( ( mpImpl->mpDDInfo->maDropPos.GetPara() < aPrevSel.GetStart().GetPara() ) ||
1882  ( ( mpImpl->mpDDInfo->maDropPos.GetPara() == aPrevSel.GetStart().GetPara() )
1883  && ( mpImpl->mpDDInfo->maDropPos.GetIndex() < aPrevSel.GetStart().GetIndex() ) ) )
1884  {
1885  const sal_uInt32 nNewParasBeforeSelection =
1886  mpImpl->mpTextEngine->GetParagraphCount() - nPrevParaCount;
1887 
1888  aPrevSel.GetStart().GetPara() += nNewParasBeforeSelection;
1889  aPrevSel.GetEnd().GetPara() += nNewParasBeforeSelection;
1890 
1891  if ( mpImpl->mpDDInfo->maDropPos.GetPara() == aPrevSel.GetStart().GetPara() )
1892  {
1893  const sal_Int32 nNewChars =
1894  mpImpl->mpTextEngine->GetTextLen( aPrevSel.GetStart().GetPara() ) - nPrevStartParaLen;
1895 
1896  aPrevSel.GetStart().GetIndex() += nNewChars;
1897  if ( aPrevSel.GetStart().GetPara() == aPrevSel.GetEnd().GetPara() )
1898  aPrevSel.GetEnd().GetIndex() += nNewChars;
1899  }
1900  }
1901  else
1902  {
1903  // adjust current selection
1904  TextPaM aPaM = mpImpl->maSelection.GetStart();
1905  aPaM.GetPara() -= ( aPrevSel.GetEnd().GetPara() - aPrevSel.GetStart().GetPara() );
1906  if ( aPrevSel.GetEnd().GetPara() == mpImpl->mpDDInfo->maDropPos.GetPara() )
1907  {
1908  aPaM.GetIndex() -= aPrevSel.GetEnd().GetIndex();
1909  if ( aPrevSel.GetStart().GetPara() == mpImpl->mpDDInfo->maDropPos.GetPara() )
1910  aPaM.GetIndex() += aPrevSel.GetStart().GetIndex();
1911  }
1912  ImpSetSelection( aPaM );
1913 
1914  }
1915  mpImpl->mpTextEngine->ImpDeleteText( aPrevSel );
1916  }
1917 
1918  mpImpl->mpTextEngine->UndoActionEnd();
1919 
1920  mpImpl->mpDDInfo.reset();
1921 
1922  mpImpl->mpTextEngine->FormatAndUpdate( this );
1923 
1924  mpImpl->mpTextEngine->Broadcast( TextHint( SfxHintId::TextModified ) );
1925  }
1926  rDTDE.Context->dropComplete( false/*bChanges*/ );
1927 }
1928 
1929 void TextView::dragEnter( const css::datatransfer::dnd::DropTargetDragEnterEvent& )
1930 {
1931 }
1932 
1933 void TextView::dragExit( const css::datatransfer::dnd::DropTargetEvent& )
1934 {
1935  SolarMutexGuard aVclGuard;
1936  ImpHideDDCursor();
1937 }
1938 
1939 void TextView::dragOver( const css::datatransfer::dnd::DropTargetDragEvent& rDTDE )
1940 {
1941  SolarMutexGuard aVclGuard;
1942 
1943  if (!mpImpl->mpDDInfo)
1944  mpImpl->mpDDInfo.reset(new TextDDInfo);
1945 
1946  TextPaM aPrevDropPos = mpImpl->mpDDInfo->maDropPos;
1947  Point aMousePos( rDTDE.LocationX, rDTDE.LocationY );
1948  Point aDocPos = GetDocPos( aMousePos );
1949  mpImpl->mpDDInfo->maDropPos = mpImpl->mpTextEngine->GetPaM( aDocPos );
1950 
1951  // Don't drop in selection or in read only engine
1952  if ( IsReadOnly() || IsInSelection( mpImpl->mpDDInfo->maDropPos ))
1953  {
1954  ImpHideDDCursor();
1955  rDTDE.Context->rejectDrag();
1956  }
1957  else
1958  {
1959  // delete old Cursor
1960  if ( !mpImpl->mpDDInfo->mbVisCursor || ( aPrevDropPos != mpImpl->mpDDInfo->maDropPos ) )
1961  {
1962  ImpHideDDCursor();
1963  ImpShowDDCursor();
1964  }
1965  rDTDE.Context->acceptDrag( rDTDE.DropAction );
1966  }
1967 }
1968 
1969 Point TextView::ImpGetOutputStartPos( const Point& rStartDocPos ) const
1970 {
1971  Point aStartPos( -rStartDocPos.X(), -rStartDocPos.Y() );
1972  if ( mpImpl->mpTextEngine->IsRightToLeft() )
1973  {
1974  Size aSz = mpImpl->mpWindow->GetOutputSizePixel();
1975  aStartPos.setX( rStartDocPos.X() + aSz.Width() - 1 ); // -1: Start is 0
1976  }
1977  return aStartPos;
1978 }
1979 
1980 Point TextView::GetDocPos( const Point& rWindowPos ) const
1981 {
1982  // Window Position => Document Position
1983 
1984  Point aPoint;
1985 
1986  aPoint.setY( rWindowPos.Y() + mpImpl->maStartDocPos.Y() );
1987 
1988  if ( !mpImpl->mpTextEngine->IsRightToLeft() )
1989  {
1990  aPoint.setX( rWindowPos.X() + mpImpl->maStartDocPos.X() );
1991  }
1992  else
1993  {
1994  Size aSz = mpImpl->mpWindow->GetOutputSizePixel();
1995  aPoint.setX( ( aSz.Width() - 1 ) - rWindowPos.X() + mpImpl->maStartDocPos.X() );
1996  }
1997 
1998  return aPoint;
1999 }
2000 
2001 Point TextView::GetWindowPos( const Point& rDocPos ) const
2002 {
2003  // Document Position => Window Position
2004 
2005  Point aPoint;
2006 
2007  aPoint.setY( rDocPos.Y() - mpImpl->maStartDocPos.Y() );
2008 
2009  if ( !mpImpl->mpTextEngine->IsRightToLeft() )
2010  {
2011  aPoint.setX( rDocPos.X() - mpImpl->maStartDocPos.X() );
2012  }
2013  else
2014  {
2015  Size aSz = mpImpl->mpWindow->GetOutputSizePixel();
2016  aPoint.setX( ( aSz.Width() - 1 ) - ( rDocPos.X() - mpImpl->maStartDocPos.X() ) );
2017  }
2018 
2019  return aPoint;
2020 }
2021 
2022 sal_Int32 TextView::GetLineNumberOfCursorInSelection() const
2023 {
2024  // PROGRESS
2025  sal_Int32 nLineNo = -1;
2026  if( mpImpl->mbCursorEnabled )
2027  {
2028  TextPaM aPaM = GetSelection().GetEnd();
2029  TEParaPortion* pPPortion = mpImpl->mpTextEngine->mpTEParaPortions->GetObject( aPaM.GetPara() );
2030  nLineNo = pPPortion->GetLineNumber( aPaM.GetIndex(), false );
2031  //TODO: std::vector<TextLine>::size_type -> sal_Int32!
2032  if( mpImpl->mbCursorAtEndOfLine )
2033  --nLineNo;
2034  }
2035  return nLineNo;
2036 }
2037 
2038 // (+) class TextSelFunctionSet
2039 
2040 TextSelFunctionSet::TextSelFunctionSet( TextView* pView )
2041 {
2042  mpView = pView;
2043 }
2044 
2045 void TextSelFunctionSet::BeginDrag()
2046 {
2047 }
2048 
2049 void TextSelFunctionSet::CreateAnchor()
2050 {
2051 // TextSelection aSel( mpView->GetSelection() );
2052 // aSel.GetStart() = aSel.GetEnd();
2053 // mpView->SetSelection( aSel );
2054 
2055  // may not be followed by ShowCursor
2056  mpView->HideSelection();
2057  mpView->ImpSetSelection( mpView->mpImpl->maSelection.GetEnd() );
2058 }
2059 
2060 void TextSelFunctionSet::SetCursorAtPoint( const Point& rPointPixel, bool )
2061 {
2062  mpView->SetCursorAtPoint( rPointPixel );
2063 }
2064 
2065 bool TextSelFunctionSet::IsSelectionAtPoint( const Point& rPointPixel )
2066 {
2067  return mpView->IsSelectionAtPoint( rPointPixel );
2068 }
2069 
2070 void TextSelFunctionSet::DeselectAll()
2071 {
2072  CreateAnchor();
2073 }
2074 
2075 void TextSelFunctionSet::DeselectAtPoint( const Point& )
2076 {
2077  // only for multiple selection
2078 }
2079 
2080 void TextSelFunctionSet::DestroyAnchor()
2081 {
2082  // only for multiple selection
2083 }
2084 TextEngine* TextView::GetTextEngine() const
2085 { return mpImpl->mpTextEngine; }
2086 vcl::Window* TextView::GetWindow() const
2087 { return mpImpl->mpWindow; }
2088 void TextView::EnableCursor( bool bEnable )
2089 { mpImpl->mbCursorEnabled = bEnable; }
2090 bool TextView::IsCursorEnabled() const
2091 { return mpImpl->mbCursorEnabled; }
2092 void TextView::SetStartDocPos( const Point& rPos )
2093 { mpImpl->maStartDocPos = rPos; }
2094 const Point& TextView::GetStartDocPos() const
2095 { return mpImpl->maStartDocPos; }
2096 void TextView::SetAutoIndentMode( bool bAutoIndent )
2097 { mpImpl->mbAutoIndent = bAutoIndent; }
2098 bool TextView::IsReadOnly() const
2099 { return mpImpl->mbReadOnly; }
2100 void TextView::SetAutoScroll( bool bAutoScroll )
2101 { mpImpl->mbAutoScroll = bAutoScroll; }
2102 bool TextView::IsAutoScroll() const
2103 { return mpImpl->mbAutoScroll; }
2104 bool TextView::HasSelection() const
2105 { return mpImpl->maSelection.HasRange(); }
2106 bool TextView::IsInsertMode() const
2107 { return mpImpl->mbInsertMode; }
2108 
2109 void TextView::MatchGroup()
2110 {
2111  TextSelection aTmpSel( GetSelection() );
2112  aTmpSel.Justify();
2113  if ( ( aTmpSel.GetStart().GetPara() != aTmpSel.GetEnd().GetPara() ) ||
2114  ( ( aTmpSel.GetEnd().GetIndex() - aTmpSel.GetStart().GetIndex() ) > 1 ) )
2115  {
2116  return;
2117  }
2118 
2119  TextSelection aMatchSel = static_cast<ExtTextEngine*>(GetTextEngine())->MatchGroup( aTmpSel.GetStart() );
2120  if ( aMatchSel.HasRange() )
2121  SetSelection( aMatchSel );
2122 }
2123 
2124 void TextView::CenterPaM( const TextPaM& rPaM )
2125 {
2126  // Get textview size and the corresponding y-coordinates
2127  Size aOutSz = mpImpl->mpWindow->GetOutputSizePixel();
2128  long nVisStartY = mpImpl->maStartDocPos.Y();
2129  long nVisEndY = mpImpl->maStartDocPos.Y() + aOutSz.Height();
2130 
2131  // Retrieve the coordinates of the PaM
2132  tools::Rectangle aRect = mpImpl->mpTextEngine->PaMtoEditCursor(rPaM);
2133 
2134  // Recalculate the offset of the center y-coordinates and scroll
2135  Scroll(0, (nVisStartY + nVisEndY) / 2 - aRect.TopLeft().getY());
2136 }
2137 
2138 bool TextView::Search( const i18nutil::SearchOptions& rSearchOptions, bool bForward )
2139 {
2140  bool bFound = false;
2141  TextSelection aSel( GetSelection() );
2142  if ( static_cast<ExtTextEngine*>(GetTextEngine())->Search( aSel, rSearchOptions, bForward ) )
2143  {
2144  bFound = true;
2145  // First add the beginning of the word to the selection,
2146  // so that the whole word is in the visible region.
2147  SetSelection( aSel.GetStart() );
2148  ShowCursor( true, false );
2149  }
2150  else
2151  {
2152  aSel = GetSelection().GetEnd();
2153  }
2154 
2155  SetSelection( aSel );
2156  // tdf#49482: Move the start of the selection to the center of the textview
2157  if (bFound)
2158  {
2159  CenterPaM( aSel.GetStart() );
2160  }
2161  ShowCursor();
2162 
2163  return bFound;
2164 }
2165 
2166 sal_uInt16 TextView::Replace( const i18nutil::SearchOptions& rSearchOptions, bool bAll, bool bForward )
2167 {
2168  sal_uInt16 nFound = 0;
2169 
2170  if ( !bAll )
2171  {
2172  if ( GetSelection().HasRange() )
2173  {
2174  InsertText( rSearchOptions.replaceString );
2175  nFound = 1;
2176  Search( rSearchOptions, bForward ); // right away to the next
2177  }
2178  else
2179  {
2180  if( Search( rSearchOptions, bForward ) )
2181  nFound = 1;
2182  }
2183  }
2184  else
2185  {
2186  // the writer replaces all, from beginning to end
2187 
2188  ExtTextEngine* pTextEngine = static_cast<ExtTextEngine*>(GetTextEngine());
2189 
2190  // HideSelection();
2191  TextSelection aSel;
2192 
2193  bool bSearchInSelection = (0 != (rSearchOptions.searchFlag & css::util::SearchFlags::REG_NOT_BEGINOFLINE) );
2194  if ( bSearchInSelection )
2195  {
2196  aSel = GetSelection();
2197  aSel.Justify();
2198  }
2199 
2200  TextSelection aSearchSel( aSel );
2201 
2202  bool bFound = pTextEngine->Search( aSel, rSearchOptions );
2203  if ( bFound )
2204  pTextEngine->UndoActionStart();
2205  while ( bFound )
2206  {
2207  nFound++;
2208 
2209  TextPaM aNewStart = pTextEngine->ImpInsertText( aSel, rSearchOptions.replaceString );
2210  // tdf#64690 - extend selection to include inserted text portions
2211  if ( aSel.GetEnd().GetPara() == aSearchSel.GetEnd().GetPara() )
2212  {
2213  aSearchSel.GetEnd().GetIndex() += rSearchOptions.replaceString.getLength() - 1;
2214  }
2215  aSel = aSearchSel;
2216  aSel.GetStart() = aNewStart;
2217  bFound = pTextEngine->Search( aSel, rSearchOptions );
2218  }
2219  if ( nFound )
2220  {
2221  SetSelection( aSel.GetStart() );
2222  pTextEngine->FormatAndUpdate( this );
2223  pTextEngine->UndoActionEnd();
2224  }
2225  }
2226  return nFound;
2227 }
2228 
2229 bool TextView::ImpIndentBlock( bool bRight )
2230 {
2231  bool bDone = false;
2232 
2233  TextSelection aSel = GetSelection();
2234  aSel.Justify();
2235 
2236  HideSelection();
2237  GetTextEngine()->UndoActionStart();
2238 
2239  const sal_uInt32 nStartPara = aSel.GetStart().GetPara();
2240  sal_uInt32 nEndPara = aSel.GetEnd().GetPara();
2241  if ( aSel.HasRange() && !aSel.GetEnd().GetIndex() )
2242  {
2243  nEndPara--; // do not indent
2244  }
2245 
2246  for ( sal_uInt32 nPara = nStartPara; nPara <= nEndPara; ++nPara )
2247  {
2248  if ( bRight )
2249  {
2250  // add tabs
2251  GetTextEngine()->ImpInsertText( TextPaM( nPara, 0 ), '\t' );
2252  bDone = true;
2253  }
2254  else
2255  {
2256  // remove Tabs/Blanks
2257  OUString aText = GetTextEngine()->GetText( nPara );
2258  if ( !aText.isEmpty() && (
2259  ( aText[ 0 ] == '\t' ) ||
2260  ( aText[ 0 ] == ' ' ) ) )
2261  {
2262  GetTextEngine()->ImpDeleteText( TextSelection( TextPaM( nPara, 0 ), TextPaM( nPara, 1 ) ) );
2263  bDone = true;
2264  }
2265  }
2266  }
2267 
2268  GetTextEngine()->UndoActionEnd();
2269 
2270  bool bRange = aSel.HasRange();
2271  if ( bRight )
2272  {
2273  ++aSel.GetStart().GetIndex();
2274  if ( bRange && ( aSel.GetEnd().GetPara() == nEndPara ) )
2275  ++aSel.GetEnd().GetIndex();
2276  }
2277  else
2278  {
2279  if ( aSel.GetStart().GetIndex() )
2280  --aSel.GetStart().GetIndex();
2281  if ( bRange && aSel.GetEnd().GetIndex() )
2282  --aSel.GetEnd().GetIndex();
2283  }
2284 
2285  ImpSetSelection( aSel );
2286  GetTextEngine()->FormatAndUpdate( this );
2287 
2288  return bDone;
2289 }
2290 
2291 bool TextView::IndentBlock()
2292 {
2293  return ImpIndentBlock( true );
2294 }
2295 
2296 bool TextView::UnindentBlock()
2297 {
2298  return ImpIndentBlock( false );
2299 }
2300 
2301 
2302 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
tools::Rectangle::TopLeft
Point TopLeft() const
Size::Width
long Width() const
TextSelFunctionSet::DestroyAnchor
virtual void DestroyAnchor() override
Definition: textview.cxx:2080
tools::Rectangle::SetPos
void SetPos(const Point &rPoint)
TextSelFunctionSet::TextSelFunctionSet
TextSelFunctionSet(TextView *pView)
Definition: textview.cxx:2040
vcl::Font::SetFillColor
void SetFillColor(const Color &)
Definition: font/font.cxx:88
OutputDevice::GetBackground
const Wallpaper & GetBackground() const
Definition: outdev.hxx:643
TextEngine::GetFont
const vcl::Font & GetFont() const
Definition: texteng.hxx:222
convertLineEnd
TOOLS_DLLPUBLIC OString convertLineEnd(const OString &rIn, LineEnd eLineEnd)
TextEngine::ImpInsertText
TextPaM ImpInsertText(const TextSelection &rSel, sal_Unicode c, bool bOverwrite=false)
Definition: texteng.cxx:635
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Definition: textview.cxx:145
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Definition: keycodes.hxx:111
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Definition: textview.cxx:128
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Definition: textview.cxx:1474
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Definition: textview.cxx:905
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Definition: keycodes.hxx:116
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Definition: commandevent.cxx:117
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Definition: textview.cxx:126
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Definition: textview.cxx:963
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Definition: textview.cxx:2001
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Definition: textview.cxx:2086
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Definition: commandevent.hxx:118
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Definition: mouse.cxx:784
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Definition: textview.cxx:2094
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Definition: textdat2.hxx:141
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Definition: textview.cxx:143
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Definition: textview.cxx:897
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Definition: keycodes.hxx:110
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Definition: textview.cxx:2084
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Definition: textview.cxx:441
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Definition: textview.cxx:1067
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Definition: textview.cxx:120
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Definition: outdevstate.cxx:389
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Definition: commandevent.hxx:113
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Definition: textview.cxx:2100
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Definition: window.cxx:2071
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Definition: textdat2.hxx:67
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Definition: textview.cxx:1225
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Determine if there are any pending input events.
Definition: svapp.cxx:577
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Definition: keycodes.hxx:114
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Definition: textdat2.hxx:39
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Definition: textview.cxx:144
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Definition: wall.cxx:204
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Definition: mouse.cxx:658
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Definition: textview.cxx:1827
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Definition: textview.cxx:142
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Definition: textview.cxx:2098
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Definition: textview.cxx:1929
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sal_Int32 GetLineNumberOfCursorInSelection() const
Returns the number in paragraph of the line in which the cursor is blinking if enabled, -1 otherwise.
Definition: textview.cxx:2022
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virtual void CreateAnchor() override
Definition: textview.cxx:2049
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Definition: textview.cxx:1523
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Definition: textview.cxx:2124
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Some things multiple-inherit from VclAbstractDialog and OutputDevice, so we need to use virtual inher...
Definition: outdev.hxx:302
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Definition: commandevent.hxx:78
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Definition: textview.cxx:1058
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Definition: textview.cxx:137
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Definition: keycodes.hxx:117
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TextView(const TextView &)=delete
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Definition: textdata.hxx:91
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Definition: textview.cxx:1509
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Definition: textview.hxx:83
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const AllSettings & GetSettings() const
Definition: outdev.hxx:418
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Definition: textview.cxx:413
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Definition: textview.cxx:2088
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Definition: textview.cxx:231
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Definition: textdata.cxx:195
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virtual bool IsSelectionAtPoint(const Point &rPointPixel) override
Definition: textview.cxx:2065
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Definition: textdat2.hxx:38
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Definition: font/font.cxx:665
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Definition: textview.cxx:1081
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Definition: textview.cxx:123
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Definition: textview.cxx:2138
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Definition: keycod.cxx:85
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Definition: textview.cxx:140
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Definition: textview.cxx:2090
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Definition: textview.cxx:2045
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Definition: textview.cxx:258
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Definition: keycodes.hxx:119
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Definition: textdat2.hxx:44
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Definition: textdat2.hxx:43
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constexpr sal_uInt16 KEY_RIGHT
Definition: keycodes.hxx:113
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Definition: textview.cxx:236
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Definition: texteng.cxx:1292
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Definition: textdata.cxx:125
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Definition: textview.cxx:1762
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Definition: textview.cxx:283
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Definition: event.hxx:54
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virtual void dragGestureRecognized(const css::datatransfer::dnd::DragGestureEvent &dge) override
Definition: textview.cxx:1805
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Definition: keycod.hxx:58
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Definition: textview.cxx:1696
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Definition: textview.cxx:2229
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Definition: commandevent.hxx:117
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Definition: textview.cxx:2102
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Definition: textview.cxx:957
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Definition: textview.cxx:122
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virtual void DeselectAtPoint(const Point &) override
Definition: textview.cxx:2075
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#define SAL_WARN_IF(condition, area, stream)
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virtual ~TextView() override
Definition: textview.cxx:197
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Definition: textview.cxx:1788
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Definition: window.cxx:3043
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virtual void EnableRTL(bool bEnable=true) override
Definition: globalization.cxx:25
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Definition: texteng.cxx:1300
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Definition: texteng.cxx:522
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Definition: textdata.hxx:49
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Definition: event.hxx:146
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Definition: font/font.cxx:666
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Definition: event.hxx:53
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Definition: textview.cxx:1496
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Definition: textdata.cxx:44
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Definition: commandevent.hxx:116
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Definition: keycod.hxx:60
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Definition: textview.cxx:1395
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Definition: textview.cxx:993
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Definition: app/settings.cxx:3147
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Definition: textview.cxx:2104
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Definition: event.hxx:120
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Definition: textdat2.hxx:203
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Definition: keycodes.hxx:122
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Definition: xtextedt.cxx:140
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Definition: textview.cxx:1686
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Definition: textview.cxx:2070
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Definition: textview.cxx:1467
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Definition: textdoc.hxx:80
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Definition: textdat2.hxx:138
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Definition: textview.cxx:1048
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Definition: textview.cxx:951
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Definition: keycodes.hxx:125
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Definition: keycodes.hxx:112
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Definition: textview.cxx:375
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Definition: textdat2.hxx:205
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Definition: keycodes.hxx:124
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Definition: textdat2.hxx:42
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Definition: textview.cxx:245
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Definition: textview.cxx:303
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Definition: textview.cxx:2096
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Definition: textview.cxx:130
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Definition: textview.cxx:1488
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Definition: textview.cxx:764
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Definition: textdata.hxx:46
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Definition: textdat2.hxx:204
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Definition: textview.cxx:138
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Definition: keycodes.hxx:121
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Definition: keyevent.cxx:22
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Definition: keycod.hxx:62
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Definition: textview.cxx:139
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