xref: /AOO41X/main/vcl/source/control/combobox.cxx (revision ffad8df045fe8db79e3e50f731c1fa6ab6501c83)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_vcl.hxx"
26 
27 #include <tools/table.hxx>
28 #include <tools/debug.hxx>
29 #include <tools/rc.h>
30 
31 #include <vcl/decoview.hxx>
32 #include <vcl/lstbox.h>
33 #include <vcl/button.hxx>
34 #include <vcl/event.hxx>
35 #include <vcl/combobox.hxx>
36 
37 #include <svdata.hxx>
38 #include <subedit.hxx>
39 #include <ilstbox.hxx>
40 #include <controldata.hxx>
41 
42 // =======================================================================
43 
44 inline sal_uLong ImplCreateKey( sal_uInt16 nPos )
45 {
46 	// Key = Pos+1, wegen Pos 0
47 	return nPos+1;
48 }
49 
50 // -----------------------------------------------------------------------
51 
52 static void lcl_GetSelectedEntries( Table& rSelectedPos, const XubString& rText, xub_Unicode cTokenSep, const ImplEntryList* pEntryList )
53 {
54 	for( xub_StrLen n = rText.GetTokenCount( cTokenSep ); n; )
55 	{
56 		XubString aToken = rText.GetToken( --n, cTokenSep );
57 		aToken.EraseLeadingAndTrailingChars( ' ' );
58 		sal_uInt16 nPos = pEntryList->FindEntry( aToken );
59 		if ( nPos != LISTBOX_ENTRY_NOTFOUND )
60 			rSelectedPos.Insert( ImplCreateKey( nPos ), (void*)sal_IntPtr(1L) );
61 	}
62 }
63 
64 // =======================================================================
65 
66 ComboBox::ComboBox( WindowType nType ) :
67 	Edit( nType )
68 {
69 	ImplInitComboBoxData();
70 }
71 
72 // -----------------------------------------------------------------------
73 
74 ComboBox::ComboBox( Window* pParent, WinBits nStyle ) :
75 	Edit( WINDOW_COMBOBOX )
76 {
77 	ImplInitComboBoxData();
78 	ImplInit( pParent, nStyle );
79 }
80 
81 // -----------------------------------------------------------------------
82 
83 ComboBox::ComboBox( Window* pParent, const ResId& rResId ) :
84 	Edit( WINDOW_COMBOBOX )
85 {
86 	ImplInitComboBoxData();
87 	rResId.SetRT( RSC_COMBOBOX );
88 	WinBits nStyle = ImplInitRes( rResId );
89 	ImplInit( pParent, nStyle );
90 	ImplLoadRes( rResId );
91 
92 	if ( !(nStyle & WB_HIDE ) )
93 		Show();
94 }
95 
96 // -----------------------------------------------------------------------
97 
98 ComboBox::~ComboBox()
99 {
100 	SetSubEdit( NULL );
101 	delete mpSubEdit;
102 
103 	delete mpImplLB;
104 	mpImplLB = NULL;
105 
106 	delete mpFloatWin;
107 	delete mpBtn;
108 }
109 
110 // -----------------------------------------------------------------------
111 
112 void ComboBox::ImplInitComboBoxData()
113 {
114 	mpSubEdit			= NULL;
115 	mpBtn				= NULL;
116 	mpImplLB			= NULL;
117 	mpFloatWin			= NULL;
118 
119 	mnDDHeight			= 0;
120 	mbDDAutoSize		= sal_True;
121 	mbSyntheticModify	= sal_False;
122 	mbMatchCase 		= sal_False;
123 	mcMultiSep			= ';';
124 }
125 
126 // -----------------------------------------------------------------------
127 
128 void ComboBox::ImplCalcEditHeight()
129 {
130 	sal_Int32 nLeft, nTop, nRight, nBottom;
131 	GetBorder( nLeft, nTop, nRight, nBottom );
132 	mnDDHeight = (sal_uInt16)(mpSubEdit->GetTextHeight() + nTop + nBottom + 4);
133 	if ( !IsDropDownBox() )
134 		mnDDHeight += 4;
135 
136     Rectangle aCtrlRegion( Point( 0, 0 ), Size( 10, 10 ) );
137     Rectangle aBoundRegion, aContentRegion;
138     ImplControlValue aControlValue;
139     ControlType aType = IsDropDownBox() ? CTRL_COMBOBOX : CTRL_EDITBOX;
140     if( GetNativeControlRegion( aType, PART_ENTIRE_CONTROL,
141                                 aCtrlRegion,
142                                 CTRL_STATE_ENABLED,
143                                 aControlValue, rtl::OUString(),
144                                 aBoundRegion, aContentRegion ) )
145     {
146         const long nNCHeight = aBoundRegion.GetHeight();
147         if( mnDDHeight < nNCHeight )
148             mnDDHeight = sal::static_int_cast<sal_uInt16>( nNCHeight );
149     }
150 }
151 
152 // -----------------------------------------------------------------------
153 
154 void ComboBox::ImplInit( Window* pParent, WinBits nStyle )
155 {
156 	ImplInitStyle( nStyle );
157 
158 	sal_Bool bNoBorder = ( nStyle & WB_NOBORDER ) ? sal_True : sal_False;
159 	if ( !(nStyle & WB_DROPDOWN) )
160 	{
161 		nStyle &= ~WB_BORDER;
162 		nStyle |= WB_NOBORDER;
163 	}
164 	else
165 	{
166 		if ( !bNoBorder )
167 			nStyle |= WB_BORDER;
168 	}
169 
170 	Edit::ImplInit( pParent, nStyle );
171 	SetBackground();
172 
173 	// DropDown ?
174 	WinBits nEditStyle = nStyle & ( WB_LEFT | WB_RIGHT | WB_CENTER );
175 	WinBits nListStyle = nStyle;
176 	if( nStyle & WB_DROPDOWN )
177 	{
178 		mpFloatWin = new ImplListBoxFloatingWindow( this );
179 		mpFloatWin->SetAutoWidth( sal_True );
180 		mpFloatWin->SetPopupModeEndHdl( LINK( this, ComboBox, ImplPopupModeEndHdl ) );
181 
182 		mpBtn = new ImplBtn( this, WB_NOLIGHTBORDER | WB_RECTSTYLE );
183 		ImplInitDropDownButton( mpBtn );
184 		mpBtn->SetMBDownHdl( LINK( this, ComboBox, ImplClickBtnHdl ) );
185 		mpBtn->Show();
186 
187 		nEditStyle |= WB_NOBORDER;
188 		nListStyle &= ~WB_BORDER;
189 		nListStyle |= WB_NOBORDER;
190 	}
191 	else
192 	{
193 		if ( !bNoBorder )
194 		{
195 			nEditStyle |= WB_BORDER;
196 			nListStyle &= ~WB_NOBORDER;
197 			nListStyle |= WB_BORDER;
198 		}
199 	}
200 
201 	mpSubEdit = new Edit( this, nEditStyle );
202 	mpSubEdit->EnableRTL( sal_False );
203 	SetSubEdit( mpSubEdit );
204 	mpSubEdit->SetPosPixel( Point() );
205 	EnableAutocomplete( sal_True );
206 	mpSubEdit->Show();
207 
208 	Window* pLBParent = this;
209 	if ( mpFloatWin )
210 		pLBParent = mpFloatWin;
211 	mpImplLB = new ImplListBox( pLBParent, nListStyle|WB_SIMPLEMODE );
212 	mpImplLB->SetPosPixel( Point() );
213 	mpImplLB->SetSelectHdl( LINK( this, ComboBox, ImplSelectHdl ) );
214 	mpImplLB->SetCancelHdl( LINK( this, ComboBox, ImplCancelHdl ) );
215 	mpImplLB->SetDoubleClickHdl( LINK( this, ComboBox, ImplDoubleClickHdl ) );
216 	mpImplLB->SetUserDrawHdl( LINK( this, ComboBox, ImplUserDrawHdl ) );
217 	mpImplLB->SetSelectionChangedHdl( LINK( this, ComboBox, ImplSelectionChangedHdl ) );
218 //IAccessibility2 Implementation 2009-----
219 	mpImplLB->SetListItemSelectHdl( LINK( this, ComboBox, ImplListItemSelectHdl ) );
220 //-----IAccessibility2 Implementation 2009
221 	mpImplLB->Show();
222 
223 	if ( mpFloatWin )
224 		mpFloatWin->SetImplListBox( mpImplLB );
225 	else
226 		mpImplLB->GetMainWindow()->AllowGrabFocus( sal_True );
227 
228 	ImplCalcEditHeight();
229 
230 	SetCompoundControl( sal_True );
231 }
232 
233 // -----------------------------------------------------------------------
234 
235 WinBits ComboBox::ImplInitStyle( WinBits nStyle )
236 {
237 	if ( !(nStyle & WB_NOTABSTOP) )
238 		nStyle |= WB_TABSTOP;
239 	if ( !(nStyle & WB_NOGROUP) )
240 		nStyle |= WB_GROUP;
241 	return nStyle;
242 }
243 
244 // -----------------------------------------------------------------------
245 
246 void ComboBox::ImplLoadRes( const ResId& rResId )
247 {
248 	Edit::ImplLoadRes( rResId );
249 
250 	sal_uLong nNumber = ReadLongRes();
251 
252 	if( nNumber )
253 	{
254 		for( sal_uInt16 i = 0; i < nNumber; i++ )
255 		{
256 			InsertEntry( ReadStringRes(), LISTBOX_APPEND );
257 		}
258 	}
259 }
260 
261 // -----------------------------------------------------------------------
262 
263 void ComboBox::EnableAutocomplete( sal_Bool bEnable, sal_Bool bMatchCase )
264 {
265 	mbMatchCase = bMatchCase;
266 
267 	if ( bEnable )
268 		mpSubEdit->SetAutocompleteHdl( LINK( this, ComboBox, ImplAutocompleteHdl ) );
269 	else
270 		mpSubEdit->SetAutocompleteHdl( Link() );
271 }
272 
273 // -----------------------------------------------------------------------
274 
275 sal_Bool ComboBox::IsAutocompleteEnabled() const
276 {
277 	return mpSubEdit->GetAutocompleteHdl().IsSet();
278 }
279 //IAccessibility2 Implementation 2009-----
280 void  ComboBox::SetMpSubEditAccessibleName(String &aName)
281 {
282 	if(mpSubEdit!=NULL)
283         mpSubEdit->SetAccessibleName(aName);
284 }
285 //-----IAccessibility2 Implementation 2009
286 // -----------------------------------------------------------------------
287 
288 IMPL_LINK( ComboBox, ImplClickBtnHdl, void*, EMPTYARG )
289 {
290     ImplCallEventListeners( VCLEVENT_DROPDOWN_PRE_OPEN );
291 	mpSubEdit->GrabFocus();
292 	if ( !mpImplLB->GetEntryList()->GetMRUCount() )
293 		ImplUpdateFloatSelection();
294 	else
295 		mpImplLB->SelectEntry( 0 , sal_True );
296 	mpBtn->SetPressed( sal_True );
297     SetSelection( Selection( 0, SELECTION_MAX ) );
298 	mpFloatWin->StartFloat( sal_True );
299     ImplCallEventListeners( VCLEVENT_DROPDOWN_OPEN );
300 
301     ImplClearLayoutData();
302     if( mpImplLB )
303         mpImplLB->GetMainWindow()->ImplClearLayoutData();
304 
305 	return 0;
306 }
307 
308 // -----------------------------------------------------------------------
309 
310 IMPL_LINK( ComboBox, ImplPopupModeEndHdl, void*, EMPTYARG )
311 {
312     if( mpFloatWin->IsPopupModeCanceled() )
313     {
314         if ( !mpImplLB->GetEntryList()->IsEntryPosSelected( mpFloatWin->GetPopupModeStartSaveSelection() ) )
315         {
316             mpImplLB->SelectEntry( mpFloatWin->GetPopupModeStartSaveSelection(), sal_True );
317             sal_Bool bTravelSelect = mpImplLB->IsTravelSelect();
318             mpImplLB->SetTravelSelect( sal_True );
319             Select();
320             mpImplLB->SetTravelSelect( bTravelSelect );
321         }
322     }
323 
324     ImplClearLayoutData();
325     if( mpImplLB )
326         mpImplLB->GetMainWindow()->ImplClearLayoutData();
327 
328 	mpBtn->SetPressed( sal_False );
329     ImplCallEventListeners( VCLEVENT_DROPDOWN_CLOSE );
330 	return 0;
331 }
332 
333 // -----------------------------------------------------------------------
334 
335 IMPL_LINK( ComboBox, ImplAutocompleteHdl, Edit*, pEdit )
336 {
337 	Selection			aSel = pEdit->GetSelection();
338 	AutocompleteAction	eAction = pEdit->GetAutocompleteAction();
339 
340     /* If there is no current selection do not auto complete on
341        Tab/Shift-Tab since then we would not cycle to the next field.
342     */
343 	if ( aSel.Len() ||
344 		 ((eAction != AUTOCOMPLETE_TABFORWARD) && (eAction != AUTOCOMPLETE_TABBACKWARD)) )
345 	{
346 		XubString	aFullText = pEdit->GetText();
347 		XubString	aStartText = aFullText.Copy( 0, (xub_StrLen)aSel.Max() );
348 		sal_uInt16		nStart = mpImplLB->GetCurrentPos();
349 
350 		if ( nStart == LISTBOX_ENTRY_NOTFOUND )
351 			nStart = 0;
352 
353 		sal_Bool bForward = sal_True;
354 		if ( eAction == AUTOCOMPLETE_TABFORWARD )
355 			nStart++;
356 		else if ( eAction == AUTOCOMPLETE_TABBACKWARD )
357 		{
358 			bForward = sal_False;
359 			nStart = nStart ? nStart - 1 : mpImplLB->GetEntryList()->GetEntryCount()-1;
360 		}
361 
362         sal_uInt16 nPos = LISTBOX_ENTRY_NOTFOUND;
363         if( ! mbMatchCase )
364         {
365 			// Try match case insensitive from current position
366 			nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, nStart, bForward, sal_True );
367             if ( nPos == LISTBOX_ENTRY_NOTFOUND )
368                 // Try match case insensitive, but from start
369                 nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, bForward ? 0 : (mpImplLB->GetEntryList()->GetEntryCount()-1), bForward, sal_True );
370         }
371 
372 		if ( nPos == LISTBOX_ENTRY_NOTFOUND )
373             // Try match full from current position
374             nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, nStart, bForward, sal_False );
375 		if ( nPos == LISTBOX_ENTRY_NOTFOUND )
376 			//  Match full, but from start
377 			nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, bForward ? 0 : (mpImplLB->GetEntryList()->GetEntryCount()-1), bForward, sal_False );
378 
379 		if ( nPos != LISTBOX_ENTRY_NOTFOUND )
380 		{
381 			XubString aText = mpImplLB->GetEntryList()->GetEntryText( nPos );
382 			Selection aSelection( aText.Len(), aStartText.Len() );
383 			pEdit->SetText( aText, aSelection );
384 		}
385 	}
386 
387 	return 0;
388 }
389 
390 // -----------------------------------------------------------------------
391 
392 IMPL_LINK( ComboBox, ImplSelectHdl, void*, EMPTYARG )
393 {
394 	sal_Bool bPopup = IsInDropDown();
395 	sal_Bool bCallSelect = sal_False;
396 	if ( mpImplLB->IsSelectionChanged() || bPopup )
397 	{
398 		XubString aText;
399 		if ( IsMultiSelectionEnabled() )
400 		{
401 			aText = mpSubEdit->GetText();
402 
403 			// Alle Eintraege entfernen, zu denen es einen Entry gibt, der aber nicht selektiert ist.
404 			xub_StrLen nIndex = 0;
405 			while ( nIndex != STRING_NOTFOUND )
406 			{
407 				xub_StrLen	nPrevIndex = nIndex;
408 				XubString	aToken = aText.GetToken( 0, mcMultiSep, nIndex );
409 				xub_StrLen	nTokenLen = aToken.Len();
410 				aToken.EraseLeadingAndTrailingChars( ' ' );
411 				sal_uInt16		nP = mpImplLB->GetEntryList()->FindEntry( aToken );
412 				if ( (nP != LISTBOX_ENTRY_NOTFOUND) && (!mpImplLB->GetEntryList()->IsEntryPosSelected( nP )) )
413 				{
414 					aText.Erase( nPrevIndex, nTokenLen );
415 					nIndex = sal::static_int_cast<xub_StrLen>(nIndex - nTokenLen);
416 					if ( (nPrevIndex < aText.Len()) && (aText.GetChar( nPrevIndex ) == mcMultiSep) )
417 					{
418 						aText.Erase( nPrevIndex, 1 );
419 						nIndex--;
420 					}
421 				}
422 				aText.EraseLeadingAndTrailingChars( ' ' );
423 			}
424 
425 			// Fehlende Eintraege anhaengen...
426 			Table aSelInText;
427 			lcl_GetSelectedEntries( aSelInText, aText, mcMultiSep, mpImplLB->GetEntryList() );
428 			sal_uInt16 nSelectedEntries = mpImplLB->GetEntryList()->GetSelectEntryCount();
429 			for ( sal_uInt16 n = 0; n < nSelectedEntries; n++ )
430 			{
431 				sal_uInt16 nP = mpImplLB->GetEntryList()->GetSelectEntryPos( n );
432 				if ( !aSelInText.IsKeyValid( ImplCreateKey( nP ) ) )
433 				{
434 					if ( aText.Len() && (aText.GetChar( aText.Len()-1 ) != mcMultiSep) )
435 						aText += mcMultiSep;
436 					if ( aText.Len() )
437 						aText += ' ';   // etwas auflockern
438 					aText += mpImplLB->GetEntryList()->GetEntryText( nP );
439 					aText += mcMultiSep;
440 				}
441 			}
442 			if ( aText.Len() && (aText.GetChar( aText.Len()-1 ) == mcMultiSep) )
443 				aText.Erase( aText.Len()-1, 1 );
444 		}
445 		else
446 		{
447 			aText = mpImplLB->GetEntryList()->GetSelectEntry( 0 );
448 		}
449 
450 		mpSubEdit->SetText( aText );
451 
452 		Selection aNewSelection( 0, aText.Len() );
453 		if ( IsMultiSelectionEnabled() )
454 			aNewSelection.Min() = aText.Len();
455 		mpSubEdit->SetSelection( aNewSelection );
456 
457 		bCallSelect = sal_True;
458 	}
459 
460 	// #84652# Call GrabFocus and EndPopupMode before calling Select/Modify, but after changing the text
461 
462 	if ( bPopup && !mpImplLB->IsTravelSelect() &&
463 		( !IsMultiSelectionEnabled() || !mpImplLB->GetSelectModifier() ) )
464 	{
465 		mpFloatWin->EndPopupMode();
466 		GrabFocus();
467 	}
468 
469 	if ( bCallSelect )
470 	{
471 		mpSubEdit->SetModifyFlag();
472 		mbSyntheticModify = sal_True;
473 		Modify();
474 		mbSyntheticModify = sal_False;
475 		Select();
476 	}
477 
478 	return 0;
479 }
480 //IAccessibility2 Implementation 2009-----
481 IMPL_LINK( ComboBox, ImplListItemSelectHdl,  void*, EMPTYARG )
482 {
483     ImplCallEventListeners( VCLEVENT_LISTBOX_SELECT );
484 	return 1;
485 }
486 //-----IAccessibility2 Implementation 2009
487 // -----------------------------------------------------------------------
488 
489 IMPL_LINK( ComboBox, ImplCancelHdl, void*, EMPTYARG )
490 {
491 	if( IsInDropDown() )
492 		mpFloatWin->EndPopupMode();
493 
494 	return 1;
495 }
496 
497 // -----------------------------------------------------------------------
498 
499 IMPL_LINK( ComboBox, ImplSelectionChangedHdl, void*, n )
500 {
501 	if ( !mpImplLB->IsTrackingSelect() )
502 	{
503 		sal_uInt16 nChanged = (sal_uInt16)(sal_uLong)n;
504 		if ( !mpSubEdit->IsReadOnly() && mpImplLB->GetEntryList()->IsEntryPosSelected( nChanged ) )
505 			mpSubEdit->SetText( mpImplLB->GetEntryList()->GetEntryText( nChanged ) );
506 	}
507 	return 1;
508 }
509 
510 // -----------------------------------------------------------------------
511 
512 IMPL_LINK( ComboBox, ImplDoubleClickHdl, void*, EMPTYARG )
513 {
514 	DoubleClick();
515 	return 0;
516 }
517 
518 // -----------------------------------------------------------------------
519 
520 void ComboBox::ToggleDropDown()
521 {
522     if( IsDropDownBox() )
523     {
524         if( mpFloatWin->IsInPopupMode() )
525             mpFloatWin->EndPopupMode();
526         else
527         {
528             mpSubEdit->GrabFocus();
529             if ( !mpImplLB->GetEntryList()->GetMRUCount() )
530                 ImplUpdateFloatSelection();
531             else
532                 mpImplLB->SelectEntry( 0 , sal_True );
533             ImplCallEventListeners( VCLEVENT_DROPDOWN_PRE_OPEN );
534             mpBtn->SetPressed( sal_True );
535             SetSelection( Selection( 0, SELECTION_MAX ) );
536             mpFloatWin->StartFloat( sal_True );
537             ImplCallEventListeners( VCLEVENT_DROPDOWN_OPEN );
538         }
539     }
540 }
541 
542 // -----------------------------------------------------------------------
543 
544 void ComboBox::Select()
545 {
546     ImplCallEventListenersAndHandler( VCLEVENT_COMBOBOX_SELECT, maSelectHdl, this );
547 }
548 
549 // -----------------------------------------------------------------------
550 
551 void ComboBox::DoubleClick()
552 {
553     ImplCallEventListenersAndHandler( VCLEVENT_COMBOBOX_DOUBLECLICK, maDoubleClickHdl, this );
554 }
555 
556 // -----------------------------------------------------------------------
557 
558 void ComboBox::EnableAutoSize( sal_Bool bAuto )
559 {
560 	mbDDAutoSize = bAuto;
561 	if ( mpFloatWin )
562 	{
563 		if ( bAuto && !mpFloatWin->GetDropDownLineCount() )
564         {
565             // Adapt to GetListBoxMaximumLineCount here; was on fixed number of five before
566             AdaptDropDownLineCountToMaximum();
567         }
568 		else if ( !bAuto )
569         {
570 			mpFloatWin->SetDropDownLineCount( 0 );
571         }
572 	}
573 }
574 
575 // -----------------------------------------------------------------------
576 
577 void ComboBox::EnableDDAutoWidth( sal_Bool b )
578 {
579     if ( mpFloatWin )
580         mpFloatWin->SetAutoWidth( b );
581 }
582 
583  // -----------------------------------------------------------------------
584 
585 sal_Bool ComboBox::IsDDAutoWidthEnabled() const
586 {
587     return mpFloatWin ? mpFloatWin->IsAutoWidth() : sal_False;
588 }
589 
590 
591 // -----------------------------------------------------------------------
592 
593 void ComboBox::SetDropDownLineCount( sal_uInt16 nLines )
594 {
595 	if ( mpFloatWin )
596 		mpFloatWin->SetDropDownLineCount( nLines );
597 }
598 
599 // -----------------------------------------------------------------------
600 
601 void ComboBox::AdaptDropDownLineCountToMaximum()
602 {
603     // adapt to maximum allowed number
604     SetDropDownLineCount(std::min(GetEntryCount(), GetSettings().GetStyleSettings().GetListBoxMaximumLineCount()));
605 }
606 
607 // -----------------------------------------------------------------------
608 
609 sal_uInt16 ComboBox::GetDropDownLineCount() const
610 {
611 	sal_uInt16 nLines = 0;
612 	if ( mpFloatWin )
613 		nLines = mpFloatWin->GetDropDownLineCount();
614 	return nLines;
615 }
616 
617 // -----------------------------------------------------------------------
618 
619 void ComboBox::SetPosSizePixel( long nX, long nY, long nWidth, long nHeight,
620 								sal_uInt16 nFlags )
621 {
622 	if( IsDropDownBox() && ( nFlags & WINDOW_POSSIZE_SIZE ) )
623 	{
624 		Size aPrefSz = mpFloatWin->GetPrefSize();
625 		if ( ( nFlags & WINDOW_POSSIZE_HEIGHT ) && ( nHeight >= 2*mnDDHeight ) )
626 			aPrefSz.Height() = nHeight-mnDDHeight;
627 		if ( nFlags & WINDOW_POSSIZE_WIDTH )
628 			aPrefSz.Width() = nWidth;
629 		mpFloatWin->SetPrefSize( aPrefSz );
630 
631 		if ( IsAutoSizeEnabled() && ! (nFlags & WINDOW_POSSIZE_DROPDOWN) )
632 			nHeight = mnDDHeight;
633 	}
634 
635 	Edit::SetPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
636 }
637 
638 // -----------------------------------------------------------------------
639 
640 void ComboBox::Resize()
641 {
642     Control::Resize();
643 
644 	Size aOutSz = GetOutputSizePixel();
645 	if( IsDropDownBox() )
646 	{
647 		long nSBWidth = GetSettings().GetStyleSettings().GetScrollBarSize();
648 		long	nTop = 0;
649 		long	nBottom = aOutSz.Height();
650 
651         Window *pBorder = GetWindow( WINDOW_BORDER );
652 		ImplControlValue aControlValue;
653 		Point aPoint;
654 		Rectangle aContent, aBound;
655 
656         // use the full extent of the control
657 		Rectangle aArea( aPoint, pBorder->GetOutputSizePixel() );
658 
659 		if ( GetNativeControlRegion(CTRL_COMBOBOX, PART_BUTTON_DOWN,
660 				aArea, 0, aControlValue, rtl::OUString(), aBound, aContent) )
661 		{
662             // convert back from border space to local coordinates
663             aPoint = pBorder->ScreenToOutputPixel( OutputToScreenPixel( aPoint ) );
664             aContent.Move(-aPoint.X(), -aPoint.Y());
665 
666 		    mpBtn->SetPosSizePixel( aContent.Left(), nTop, aContent.getWidth(), (nBottom-nTop) );
667 
668             // adjust the size of the edit field
669             if ( GetNativeControlRegion(CTRL_COMBOBOX, PART_SUB_EDIT,
670                         aArea, 0, aControlValue, rtl::OUString(), aBound, aContent) )
671             {
672                 // convert back from border space to local coordinates
673                 aContent.Move(-aPoint.X(), -aPoint.Y());
674 
675                 // use the themes drop down size
676                 mpSubEdit->SetPosSizePixel( aContent.TopLeft(), aContent.GetSize() );
677             }
678             else
679             {
680                 // use the themes drop down size for the button
681                 aOutSz.Width() -= aContent.getWidth();
682                 mpSubEdit->SetSizePixel( aOutSz );
683             }
684 		}
685 		else
686         {
687             nSBWidth = CalcZoom( nSBWidth );
688 		    mpSubEdit->SetPosSizePixel( Point( 0, 0 ), Size( aOutSz.Width() - nSBWidth, aOutSz.Height() ) );
689 		    mpBtn->SetPosSizePixel( aOutSz.Width() - nSBWidth, nTop, nSBWidth, (nBottom-nTop) );
690         }
691 	}
692 	else
693 	{
694 		mpSubEdit->SetSizePixel( Size( aOutSz.Width(), mnDDHeight ) );
695 		mpImplLB->SetPosSizePixel( 0, mnDDHeight, aOutSz.Width(), aOutSz.Height() - mnDDHeight );
696 		if ( GetText().Len() )
697 			ImplUpdateFloatSelection();
698 	}
699 
700 	// FloatingWindow-Groesse auch im unsichtbare Zustand auf Stand halten,
701 	// weil KEY_PGUP/DOWN ausgewertet wird...
702 	if ( mpFloatWin )
703 		mpFloatWin->SetSizePixel( mpFloatWin->CalcFloatSize() );
704 }
705 
706 // -----------------------------------------------------------------------
707 
708 void ComboBox::FillLayoutData() const
709 {
710     mpControlData->mpLayoutData = new vcl::ControlLayoutData();
711     AppendLayoutData( *mpSubEdit );
712     mpSubEdit->SetLayoutDataParent( this );
713     Control* pMainWindow = mpImplLB->GetMainWindow();
714     if( mpFloatWin )
715     {
716         // dropdown mode
717         if( mpFloatWin->IsReallyVisible() )
718         {
719             AppendLayoutData( *pMainWindow );
720             pMainWindow->SetLayoutDataParent( this );
721         }
722     }
723     else
724     {
725         AppendLayoutData( *pMainWindow );
726         pMainWindow->SetLayoutDataParent( this );
727     }
728 }
729 
730 // -----------------------------------------------------------------------
731 
732 void ComboBox::StateChanged( StateChangedType nType )
733 {
734 	Edit::StateChanged( nType );
735 
736 	if ( nType == STATE_CHANGE_READONLY )
737 	{
738 		mpImplLB->SetReadOnly( IsReadOnly() );
739 		if ( mpBtn )
740 			mpBtn->Enable( IsEnabled() && !IsReadOnly() );
741 	}
742 	else if ( nType == STATE_CHANGE_ENABLE )
743 	{
744 		mpSubEdit->Enable( IsEnabled() );
745 		mpImplLB->Enable( IsEnabled() && !IsReadOnly() );
746 		if ( mpBtn )
747 			mpBtn->Enable( IsEnabled() && !IsReadOnly() );
748 		Invalidate();
749 	}
750 	else if( nType == STATE_CHANGE_UPDATEMODE )
751 	{
752 		mpImplLB->SetUpdateMode( IsUpdateMode() );
753 	}
754 	else if ( nType == STATE_CHANGE_ZOOM )
755 	{
756 		mpImplLB->SetZoom( GetZoom() );
757 		mpSubEdit->SetZoom( GetZoom() );
758 		ImplCalcEditHeight();
759 		Resize();
760 	}
761 	else if ( nType == STATE_CHANGE_CONTROLFONT )
762 	{
763 		mpImplLB->SetControlFont( GetControlFont() );
764 		mpSubEdit->SetControlFont( GetControlFont() );
765 		ImplCalcEditHeight();
766 		Resize();
767 	}
768 	else if ( nType == STATE_CHANGE_CONTROLFOREGROUND )
769 	{
770 		mpImplLB->SetControlForeground( GetControlForeground() );
771 		mpSubEdit->SetControlForeground( GetControlForeground() );
772 	}
773 	else if ( nType == STATE_CHANGE_CONTROLBACKGROUND )
774 	{
775 		mpImplLB->SetControlBackground( GetControlBackground() );
776 		mpSubEdit->SetControlBackground( GetControlBackground() );
777 	}
778 	else if ( nType == STATE_CHANGE_STYLE )
779 	{
780 		SetStyle( ImplInitStyle( GetStyle() ) );
781 		mpImplLB->GetMainWindow()->EnableSort( ( GetStyle() & WB_SORT ) ? sal_True : sal_False );
782 	}
783     else if( nType == STATE_CHANGE_MIRRORING )
784     {
785         if( mpBtn )
786         {
787             mpBtn->EnableRTL( IsRTLEnabled() );
788             ImplInitDropDownButton( mpBtn );
789         }
790         mpSubEdit->StateChanged( STATE_CHANGE_MIRRORING );
791         mpImplLB->EnableRTL( IsRTLEnabled() );
792         Resize();
793     }
794 }
795 
796 // -----------------------------------------------------------------------
797 
798 void ComboBox::DataChanged( const DataChangedEvent& rDCEvt )
799 {
800 	Control::DataChanged( rDCEvt );
801 
802 	if ( (rDCEvt.GetType() == DATACHANGED_FONTS) ||
803 		 (rDCEvt.GetType() == DATACHANGED_FONTSUBSTITUTION) ||
804 		 ((rDCEvt.GetType() == DATACHANGED_SETTINGS) &&
805 		  (rDCEvt.GetFlags() & SETTINGS_STYLE)) )
806 	{
807 		if ( mpBtn )
808 		{
809 			mpBtn->SetSettings( GetSettings() );
810 			ImplInitDropDownButton( mpBtn );
811 		}
812 		Resize();
813 		mpImplLB->Resize(); // Wird nicht durch ComboBox::Resize() gerufen, wenn sich die ImplLB nicht aendert.
814         SetBackground();    // due to a hack in Window::UpdateSettings the background must be reset
815                             // otherwise it will overpaint NWF drawn comboboxes
816 	}
817 }
818 
819 // -----------------------------------------------------------------------
820 
821 long ComboBox::PreNotify( NotifyEvent& rNEvt )
822 {
823 
824 	return Edit::PreNotify( rNEvt );
825 }
826 
827 // -----------------------------------------------------------------------
828 
829 long ComboBox::Notify( NotifyEvent& rNEvt )
830 {
831 	long nDone = 0;
832 	if( ( rNEvt.GetType() == EVENT_KEYINPUT ) && ( rNEvt.GetWindow() == mpSubEdit )
833 			&& !IsReadOnly() )
834 	{
835 		KeyEvent aKeyEvt = *rNEvt.GetKeyEvent();
836 		sal_uInt16	 nKeyCode = aKeyEvt.GetKeyCode().GetCode();
837 		switch( nKeyCode )
838 		{
839 			case KEY_UP:
840 			case KEY_DOWN:
841 			case KEY_PAGEUP:
842 			case KEY_PAGEDOWN:
843 			{
844 				ImplUpdateFloatSelection();
845 				if( ( nKeyCode == KEY_DOWN ) && mpFloatWin && !mpFloatWin->IsInPopupMode() && aKeyEvt.GetKeyCode().IsMod2() )
846 				{
847                     ImplCallEventListeners( VCLEVENT_DROPDOWN_PRE_OPEN );
848 					mpBtn->SetPressed( sal_True );
849 					if ( mpImplLB->GetEntryList()->GetMRUCount() )
850 						mpImplLB->SelectEntry( 0 , sal_True );
851                     SetSelection( Selection( 0, SELECTION_MAX ) );
852 					mpFloatWin->StartFloat( sal_False );
853                     ImplCallEventListeners( VCLEVENT_DROPDOWN_OPEN );
854 					nDone = 1;
855 				}
856 				else if( ( nKeyCode == KEY_UP ) && mpFloatWin && mpFloatWin->IsInPopupMode() && aKeyEvt.GetKeyCode().IsMod2() )
857 				{
858 					mpFloatWin->EndPopupMode();
859 					nDone = 1;
860 				}
861 				else
862                 {
863 					nDone = mpImplLB->ProcessKeyInput( aKeyEvt );
864                 }
865 			}
866 			break;
867 
868 			case KEY_RETURN:
869 			{
870 				if( ( rNEvt.GetWindow() == mpSubEdit ) && IsInDropDown() )
871 				{
872 					mpImplLB->ProcessKeyInput( aKeyEvt );
873 					nDone = 1;
874 				}
875 			}
876 			break;
877 		}
878 	}
879 	else if ( (rNEvt.GetType() == EVENT_LOSEFOCUS) && mpFloatWin )
880 	{
881 		if( mpFloatWin->HasChildPathFocus() )
882 			mpSubEdit->GrabFocus();
883 		else if ( mpFloatWin->IsInPopupMode() && !HasChildPathFocus( sal_True ) )
884 			mpFloatWin->EndPopupMode();
885 	}
886 	else if( (rNEvt.GetType() == EVENT_COMMAND) &&
887 			 (rNEvt.GetCommandEvent()->GetCommand() == COMMAND_WHEEL) &&
888 			 (rNEvt.GetWindow() == mpSubEdit) )
889 	{
890         sal_uInt16 nWheelBehavior( GetSettings().GetMouseSettings().GetWheelBehavior() );
891         if  (   ( nWheelBehavior == MOUSE_WHEEL_ALWAYS )
892             ||  (   ( nWheelBehavior == MOUSE_WHEEL_FOCUS_ONLY )
893                 &&  HasChildPathFocus()
894                 )
895             )
896         {
897             nDone = mpImplLB->HandleWheelAsCursorTravel( *rNEvt.GetCommandEvent() );
898         }
899         else
900         {
901             nDone = 0;  // don't eat this event, let the default handling happen (i.e. scroll the context)
902         }
903 	}
904     else if( ( rNEvt.GetType() == EVENT_MOUSEBUTTONDOWN ) && ( rNEvt.GetWindow() == mpImplLB->GetMainWindow() ) )
905 	{
906 		mpSubEdit->GrabFocus();
907 	}
908 
909 	return nDone ? nDone : Edit::Notify( rNEvt );
910 }
911 
912 // -----------------------------------------------------------------------
913 
914 void ComboBox::SetText( const XubString& rStr )
915 {
916     ImplCallEventListeners( VCLEVENT_COMBOBOX_SETTEXT );
917 
918 	Edit::SetText( rStr );
919 	ImplUpdateFloatSelection();
920 }
921 
922 // -----------------------------------------------------------------------
923 
924 void ComboBox::SetText( const XubString& rStr, const Selection& rNewSelection )
925 {
926     ImplCallEventListeners( VCLEVENT_COMBOBOX_SETTEXT );
927 
928 	Edit::SetText( rStr, rNewSelection );
929 	ImplUpdateFloatSelection();
930 }
931 
932 // -----------------------------------------------------------------------
933 
934 void ComboBox::Modify()
935 {
936 	if ( !mbSyntheticModify )
937 		ImplUpdateFloatSelection();
938 
939 	Edit::Modify();
940 }
941 
942 // -----------------------------------------------------------------------
943 
944 void ComboBox::ImplUpdateFloatSelection()
945 {
946 	// Text in der ListBox in den sichtbaren Bereich bringen
947 	mpImplLB->SetCallSelectionChangedHdl( sal_False );
948 	if ( !IsMultiSelectionEnabled() )
949 	{
950 		XubString	aSearchStr( mpSubEdit->GetText() );
951 		sal_uInt16		nSelect = LISTBOX_ENTRY_NOTFOUND;
952 		sal_Bool		bSelect = sal_True;
953 
954 		if ( mpImplLB->GetCurrentPos() != LISTBOX_ENTRY_NOTFOUND )
955 		{
956 			XubString aCurrent = mpImplLB->GetEntryList()->GetEntryText( mpImplLB->GetCurrentPos() );
957 			if ( aCurrent == aSearchStr )
958 				nSelect = mpImplLB->GetCurrentPos();
959 		}
960 
961 		if ( nSelect == LISTBOX_ENTRY_NOTFOUND )
962 			nSelect = mpImplLB->GetEntryList()->FindEntry( aSearchStr );
963 		if ( nSelect == LISTBOX_ENTRY_NOTFOUND )
964 		{
965 			nSelect = mpImplLB->GetEntryList()->FindMatchingEntry( aSearchStr );
966 			bSelect = sal_False;
967 		}
968 
969 		if( nSelect != LISTBOX_ENTRY_NOTFOUND )
970 		{
971 			if ( !mpImplLB->IsVisible( nSelect ) )
972 				mpImplLB->ShowProminentEntry( nSelect );
973 			mpImplLB->SelectEntry( nSelect, bSelect );
974 		}
975 		else
976 		{
977 			nSelect = mpImplLB->GetEntryList()->GetSelectEntryPos( 0 );
978 			if( nSelect != LISTBOX_ENTRY_NOTFOUND )
979 				mpImplLB->SelectEntry( nSelect, sal_False );
980 			mpImplLB->ResetCurrentPos();
981 		}
982 	}
983 	else
984 	{
985 		Table aSelInText;
986 		lcl_GetSelectedEntries( aSelInText, mpSubEdit->GetText(), mcMultiSep, mpImplLB->GetEntryList() );
987 		for ( sal_uInt16 n = 0; n < mpImplLB->GetEntryList()->GetEntryCount(); n++ )
988 			mpImplLB->SelectEntry( n, aSelInText.IsKeyValid( ImplCreateKey( n ) ) );
989 	}
990 	mpImplLB->SetCallSelectionChangedHdl( sal_True );
991 }
992 
993 // -----------------------------------------------------------------------
994 
995 sal_uInt16 ComboBox::InsertEntry( const XubString& rStr, sal_uInt16 nPos )
996 {
997 	sal_uInt16 nRealPos = mpImplLB->InsertEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount(), rStr );
998 	nRealPos = sal::static_int_cast<sal_uInt16>(nRealPos - mpImplLB->GetEntryList()->GetMRUCount());
999     CallEventListeners( VCLEVENT_COMBOBOX_ITEMADDED, (void*) sal_IntPtr(nRealPos) );
1000 	return nRealPos;
1001 }
1002 
1003 // -----------------------------------------------------------------------
1004 
1005 sal_uInt16 ComboBox::InsertEntry( const XubString& rStr, const Image& rImage, sal_uInt16 nPos )
1006 {
1007 	sal_uInt16 nRealPos = mpImplLB->InsertEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount(), rStr, rImage );
1008 	nRealPos = sal::static_int_cast<sal_uInt16>(nRealPos - mpImplLB->GetEntryList()->GetMRUCount());
1009     CallEventListeners( VCLEVENT_COMBOBOX_ITEMADDED, (void*) sal_IntPtr(nRealPos) );
1010 	return nRealPos;
1011 }
1012 
1013 // -----------------------------------------------------------------------
1014 
1015 void ComboBox::RemoveEntry( const XubString& rStr )
1016 {
1017 	RemoveEntry( GetEntryPos( rStr ) );
1018 }
1019 
1020 // -----------------------------------------------------------------------
1021 
1022 void ComboBox::RemoveEntry( sal_uInt16 nPos )
1023 {
1024 	mpImplLB->RemoveEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1025     CallEventListeners( VCLEVENT_COMBOBOX_ITEMREMOVED, (void*) sal_IntPtr(nPos) );
1026 }
1027 
1028 // -----------------------------------------------------------------------
1029 
1030 void ComboBox::Clear()
1031 {
1032 	mpImplLB->Clear();
1033     CallEventListeners( VCLEVENT_COMBOBOX_ITEMREMOVED, (void*) sal_IntPtr(-1) );
1034 }
1035 // -----------------------------------------------------------------------
1036 
1037 Image ComboBox::GetEntryImage( sal_uInt16 nPos ) const
1038 {
1039     if ( mpImplLB->GetEntryList()->HasEntryImage( nPos ) )
1040         return mpImplLB->GetEntryList()->GetEntryImage( nPos );
1041     return Image();
1042 }
1043 
1044 // -----------------------------------------------------------------------
1045 
1046 sal_uInt16 ComboBox::GetEntryPos( const XubString& rStr ) const
1047 {
1048 	sal_uInt16 nPos = mpImplLB->GetEntryList()->FindEntry( rStr );
1049 	if ( nPos != LISTBOX_ENTRY_NOTFOUND )
1050 		nPos = sal::static_int_cast<sal_uInt16>(nPos - mpImplLB->GetEntryList()->GetMRUCount());
1051 	return nPos;
1052 }
1053 
1054 // -----------------------------------------------------------------------
1055 
1056 sal_uInt16 ComboBox::GetEntryPos( const void* pData ) const
1057 {
1058 	sal_uInt16 nPos = mpImplLB->GetEntryList()->FindEntry( pData );
1059 	if ( nPos != LISTBOX_ENTRY_NOTFOUND )
1060 		nPos = sal::static_int_cast<sal_uInt16>(nPos - mpImplLB->GetEntryList()->GetMRUCount());
1061 	return nPos;
1062 }
1063 
1064 // -----------------------------------------------------------------------
1065 
1066 XubString ComboBox::GetEntry( sal_uInt16 nPos ) const
1067 {
1068 	return mpImplLB->GetEntryList()->GetEntryText( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1069 }
1070 
1071 // -----------------------------------------------------------------------
1072 
1073 sal_uInt16 ComboBox::GetEntryCount() const
1074 {
1075 	return mpImplLB->GetEntryList()->GetEntryCount() - mpImplLB->GetEntryList()->GetMRUCount();
1076 }
1077 
1078 // -----------------------------------------------------------------------
1079 
1080 sal_Bool ComboBox::IsTravelSelect() const
1081 {
1082 	return mpImplLB->IsTravelSelect();
1083 }
1084 
1085 // -----------------------------------------------------------------------
1086 
1087 sal_Bool ComboBox::IsInDropDown() const
1088 {
1089 	return mpFloatWin && mpFloatWin->IsInPopupMode();
1090 }
1091 
1092 // -----------------------------------------------------------------------
1093 
1094 void ComboBox::EnableMultiSelection( sal_Bool bMulti )
1095 {
1096 	mpImplLB->EnableMultiSelection( bMulti, sal_False );
1097 	mpImplLB->SetMultiSelectionSimpleMode( sal_True );
1098 }
1099 
1100 // -----------------------------------------------------------------------
1101 
1102 sal_Bool ComboBox::IsMultiSelectionEnabled() const
1103 {
1104 	return mpImplLB->IsMultiSelectionEnabled();
1105 }
1106 
1107 // -----------------------------------------------------------------------
1108 
1109 long ComboBox::CalcWindowSizePixel( sal_uInt16 nLines ) const
1110 {
1111 	return mpImplLB->GetEntryHeight() * nLines;
1112 }
1113 
1114 // -----------------------------------------------------------------------
1115 
1116 Size ComboBox::GetOptimalSize(WindowSizeType eType) const
1117 {
1118     switch (eType) {
1119     case WINDOWSIZE_MINIMUM:
1120         return CalcMinimumSize();
1121     default:
1122         return Edit::GetOptimalSize( eType );
1123     }
1124 }
1125 
1126 // -----------------------------------------------------------------------
1127 
1128 Size ComboBox::CalcMinimumSize() const
1129 {
1130 	Size aSz;
1131 	if ( !IsDropDownBox() )
1132 	{
1133 		aSz = mpImplLB->CalcSize( mpImplLB->GetEntryList()->GetEntryCount() );
1134 		aSz.Height() += mnDDHeight;
1135 	}
1136 	else
1137 	{
1138 		aSz.Height() = mpImplLB->CalcSize( 1 ).Height();
1139 		aSz.Width() = mpImplLB->GetMaxEntryWidth();
1140 		aSz.Width() += GetSettings().GetStyleSettings().GetScrollBarSize();
1141 	}
1142 
1143 	aSz = CalcWindowSize( aSz );
1144 	return aSz;
1145 }
1146 
1147 // -----------------------------------------------------------------------
1148 
1149 Size ComboBox::CalcAdjustedSize( const Size& rPrefSize ) const
1150 {
1151 	Size aSz = rPrefSize;
1152 	sal_Int32 nLeft, nTop, nRight, nBottom;
1153 	((Window*)this)->GetBorder( nLeft, nTop, nRight, nBottom );
1154 	aSz.Height() -= nTop+nBottom;
1155 	if ( !IsDropDownBox() )
1156 	{
1157 		long nEntryHeight = CalcSize( 1, 1 ).Height();
1158 		long nLines = aSz.Height() / nEntryHeight;
1159 		if ( nLines < 1 )
1160 			nLines = 1;
1161 		aSz.Height() = nLines * nEntryHeight;
1162 		aSz.Height() += mnDDHeight;
1163 	}
1164 	else
1165 	{
1166 		aSz.Height() = mnDDHeight;
1167 	}
1168 	aSz.Height() += nTop+nBottom;
1169 
1170 	aSz = CalcWindowSize( aSz );
1171 	return aSz;
1172 }
1173 
1174 // -----------------------------------------------------------------------
1175 
1176 Size ComboBox::CalcSize( sal_uInt16 nColumns, sal_uInt16 nLines ) const
1177 {
1178 	// ggf. werden ScrollBars eingeblendet
1179 	Size aMinSz = CalcMinimumSize();
1180 	Size aSz;
1181 
1182 	// Hoehe
1183 	if ( nLines )
1184 	{
1185 		if ( !IsDropDownBox() )
1186 			aSz.Height() = mpImplLB->CalcSize( nLines ).Height() + mnDDHeight;
1187 		else
1188 			aSz.Height() = mnDDHeight;
1189 	}
1190 	else
1191 		aSz.Height() = aMinSz.Height();
1192 
1193 	// Breite
1194 	if ( nColumns )
1195 		aSz.Width() = nColumns * GetTextWidth( UniString( 'X' ) );
1196 	else
1197 		aSz.Width() = aMinSz.Width();
1198 
1199 	if ( IsDropDownBox() )
1200 		aSz.Width() += GetSettings().GetStyleSettings().GetScrollBarSize();
1201 
1202 	if ( !IsDropDownBox() )
1203 	{
1204 		if ( aSz.Width() < aMinSz.Width() )
1205 			aSz.Height() += GetSettings().GetStyleSettings().GetScrollBarSize();
1206 		if ( aSz.Height() < aMinSz.Height() )
1207 			aSz.Width() += GetSettings().GetStyleSettings().GetScrollBarSize();
1208 	}
1209 
1210 	aSz = CalcWindowSize( aSz );
1211 	return aSz;
1212 }
1213 
1214 // -----------------------------------------------------------------------
1215 
1216 void ComboBox::GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const
1217 {
1218 	long nCharWidth = GetTextWidth( UniString( 'x' ) );
1219 	if ( !IsDropDownBox() )
1220 	{
1221 		Size aOutSz = mpImplLB->GetMainWindow()->GetOutputSizePixel();
1222 		rnCols = (sal_uInt16)(aOutSz.Width()/nCharWidth);
1223 		rnLines = (sal_uInt16)(aOutSz.Height()/mpImplLB->GetEntryHeight());
1224 	}
1225 	else
1226 	{
1227 		Size aOutSz = mpSubEdit->GetOutputSizePixel();
1228 		rnCols = (sal_uInt16)(aOutSz.Width()/nCharWidth);
1229 		rnLines = 1;
1230 	}
1231 }
1232 
1233 // -----------------------------------------------------------------------
1234 
1235 void ComboBox::Draw( OutputDevice* pDev, const Point& rPos, const Size& rSize, sal_uLong nFlags )
1236 {
1237 	mpImplLB->GetMainWindow()->ImplInitSettings( sal_True, sal_True, sal_True );
1238 
1239 	Point aPos = pDev->LogicToPixel( rPos );
1240 	Size aSize = pDev->LogicToPixel( rSize );
1241 	Font aFont = mpImplLB->GetMainWindow()->GetDrawPixelFont( pDev );
1242 	OutDevType eOutDevType = pDev->GetOutDevType();
1243 
1244 	pDev->Push();
1245 	pDev->SetMapMode();
1246 	pDev->SetFont( aFont );
1247 	pDev->SetTextFillColor();
1248 
1249 	// Border/Background
1250 	pDev->SetLineColor();
1251 	pDev->SetFillColor();
1252 	sal_Bool bBorder = !(nFlags & WINDOW_DRAW_NOBORDER ) && (GetStyle() & WB_BORDER);
1253 	sal_Bool bBackground = !(nFlags & WINDOW_DRAW_NOBACKGROUND) && IsControlBackground();
1254 	if ( bBorder || bBackground )
1255 	{
1256 		Rectangle aRect( aPos, aSize );
1257 		// aRect.Top() += nEditHeight;
1258 		if ( bBorder )
1259 		{
1260             ImplDrawFrame( pDev, aRect );
1261 		}
1262 		if ( bBackground )
1263 		{
1264 			pDev->SetFillColor( GetControlBackground() );
1265 			pDev->DrawRect( aRect );
1266 		}
1267 	}
1268 
1269 	// Inhalt
1270 	if ( !IsDropDownBox() )
1271 	{
1272 	    long        nOnePixel = GetDrawPixel( pDev, 1 );
1273 		long        nTextHeight = pDev->GetTextHeight();
1274 		long        nEditHeight = nTextHeight + 6*nOnePixel;
1275         sal_uInt16      nTextStyle = TEXT_DRAW_VCENTER;
1276 
1277 		// First, draw the edit part
1278         mpSubEdit->Draw( pDev, aPos, Size( aSize.Width(), nEditHeight ), nFlags );
1279 
1280         // Second, draw the listbox
1281         if ( GetStyle() & WB_CENTER )
1282             nTextStyle |= TEXT_DRAW_CENTER;
1283         else if ( GetStyle() & WB_RIGHT )
1284             nTextStyle |= TEXT_DRAW_RIGHT;
1285         else
1286             nTextStyle |= TEXT_DRAW_LEFT;
1287 
1288 		if ( ( nFlags & WINDOW_DRAW_MONO ) || ( eOutDevType == OUTDEV_PRINTER ) )
1289 		{
1290 			pDev->SetTextColor( Color( COL_BLACK ) );
1291 		}
1292 		else
1293 		{
1294 			if ( !(nFlags & WINDOW_DRAW_NODISABLE ) && !IsEnabled() )
1295 			{
1296 				const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
1297 				pDev->SetTextColor( rStyleSettings.GetDisableColor() );
1298 			}
1299 			else
1300 			{
1301 				pDev->SetTextColor( GetTextColor() );
1302 			}
1303 		}
1304 
1305 		Rectangle aClip( aPos, aSize );
1306 		pDev->IntersectClipRegion( aClip );
1307 		sal_uInt16 nLines = (sal_uInt16) ( (aSize.Height()-nEditHeight) / nTextHeight );
1308 		if ( !nLines )
1309 			nLines = 1;
1310 		sal_uInt16 nTEntry = IsReallyVisible() ? mpImplLB->GetTopEntry() : 0;
1311 
1312         Rectangle aTextRect( aPos, aSize );
1313 
1314         aTextRect.Left() += 3*nOnePixel;
1315         aTextRect.Right() -= 3*nOnePixel;
1316         aTextRect.Top() += nEditHeight + nOnePixel;
1317         aTextRect.Bottom() = aTextRect.Top() + nTextHeight;
1318 
1319         // the drawing starts here
1320         for ( sal_uInt16 n = 0; n < nLines; n++ )
1321         {
1322 			pDev->DrawText( aTextRect, mpImplLB->GetEntryList()->GetEntryText( n+nTEntry ), nTextStyle );
1323             aTextRect.Top() += nTextHeight;
1324             aTextRect.Bottom() += nTextHeight;
1325         }
1326 	}
1327 
1328 	pDev->Pop();
1329 
1330     // Call Edit::Draw after restoring the MapMode...
1331 	if ( IsDropDownBox() )
1332 	{
1333 		mpSubEdit->Draw( pDev, rPos, rSize, nFlags );
1334 		// DD-Button ?
1335 	}
1336 
1337 }
1338 
1339 // -----------------------------------------------------------------------
1340 
1341 IMPL_LINK( ComboBox, ImplUserDrawHdl, UserDrawEvent*, pEvent )
1342 {
1343 	UserDraw( *pEvent );
1344 	return 1;
1345 }
1346 
1347 // -----------------------------------------------------------------------
1348 
1349 void ComboBox::UserDraw( const UserDrawEvent& )
1350 {
1351 }
1352 
1353 // -----------------------------------------------------------------------
1354 
1355 void ComboBox::SetUserItemSize( const Size& rSz )
1356 {
1357 	mpImplLB->GetMainWindow()->SetUserItemSize( rSz );
1358 }
1359 
1360 // -----------------------------------------------------------------------
1361 
1362 const Size& ComboBox::GetUserItemSize() const
1363 {
1364 	return mpImplLB->GetMainWindow()->GetUserItemSize();
1365 }
1366 
1367 // -----------------------------------------------------------------------
1368 
1369 void ComboBox::EnableUserDraw( sal_Bool bUserDraw )
1370 {
1371 	mpImplLB->GetMainWindow()->EnableUserDraw( bUserDraw );
1372 }
1373 
1374 // -----------------------------------------------------------------------
1375 
1376 sal_Bool ComboBox::IsUserDrawEnabled() const
1377 {
1378 	return mpImplLB->GetMainWindow()->IsUserDrawEnabled();
1379 }
1380 
1381 // -----------------------------------------------------------------------
1382 
1383 void ComboBox::DrawEntry( const UserDrawEvent& rEvt, sal_Bool bDrawImage, sal_Bool bDrawText, sal_Bool bDrawTextAtImagePos )
1384 {
1385 	DBG_ASSERT( rEvt.GetDevice() == mpImplLB->GetMainWindow(), "DrawEntry?!" );
1386 	mpImplLB->GetMainWindow()->DrawEntry( rEvt.GetItemId(), bDrawImage, bDrawText, bDrawTextAtImagePos );
1387 }
1388 
1389 // -----------------------------------------------------------------------
1390 
1391 void ComboBox::SetSeparatorPos( sal_uInt16 n )
1392 {
1393 	mpImplLB->SetSeparatorPos( n );
1394 }
1395 
1396 // -----------------------------------------------------------------------
1397 
1398 void ComboBox::SetSeparatorPos()
1399 {
1400 	mpImplLB->SetSeparatorPos( LISTBOX_ENTRY_NOTFOUND );
1401 }
1402 
1403 // -----------------------------------------------------------------------
1404 
1405 sal_uInt16 ComboBox::GetSeparatorPos() const
1406 {
1407 	return mpImplLB->GetSeparatorPos();
1408 }
1409 
1410 // -----------------------------------------------------------------------
1411 
1412 void ComboBox::SetMRUEntries( const XubString& rEntries, xub_Unicode cSep )
1413 {
1414 	mpImplLB->SetMRUEntries( rEntries, cSep );
1415 }
1416 
1417 // -----------------------------------------------------------------------
1418 
1419 XubString ComboBox::GetMRUEntries( xub_Unicode cSep ) const
1420 {
1421 	return mpImplLB->GetMRUEntries( cSep );
1422 }
1423 
1424 // -----------------------------------------------------------------------
1425 
1426 void ComboBox::SetMaxMRUCount( sal_uInt16 n )
1427 {
1428 	mpImplLB->SetMaxMRUCount( n );
1429 }
1430 
1431 // -----------------------------------------------------------------------
1432 
1433 sal_uInt16 ComboBox::GetMaxMRUCount() const
1434 {
1435 	return mpImplLB->GetMaxMRUCount();
1436 }
1437 
1438 //IAccessibility2 Implementation 2009-----
1439 sal_uInt16 ComboBox::GetMRUCount() const
1440 {
1441 	return mpImplLB->GetEntryList()->GetMRUCount();
1442 }
1443 //-----IAccessibility2 Implementation 2009
1444 // -----------------------------------------------------------------------
1445 
1446 sal_uInt16 ComboBox::GetDisplayLineCount() const
1447 {
1448     return mpImplLB->GetDisplayLineCount();
1449 }
1450 
1451 // -----------------------------------------------------------------------
1452 
1453 void ComboBox::SetEntryData( sal_uInt16 nPos, void* pNewData )
1454 {
1455 	mpImplLB->SetEntryData( nPos + mpImplLB->GetEntryList()->GetMRUCount(), pNewData );
1456 }
1457 
1458 // -----------------------------------------------------------------------
1459 
1460 void* ComboBox::GetEntryData( sal_uInt16 nPos ) const
1461 {
1462 	return mpImplLB->GetEntryList()->GetEntryData( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1463 }
1464 
1465 // -----------------------------------------------------------------------
1466 
1467 void ComboBox::SetTopEntry( sal_uInt16 nPos )
1468 {
1469 	mpImplLB->SetTopEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1470 }
1471 
1472 // -----------------------------------------------------------------------
1473 
1474 void ComboBox::ShowProminentEntry( sal_uInt16 nPos )
1475 {
1476 	mpImplLB->ShowProminentEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1477 }
1478 
1479 // -----------------------------------------------------------------------
1480 
1481 sal_uInt16 ComboBox::GetTopEntry() const
1482 {
1483 	sal_uInt16 nPos = GetEntryCount() ? mpImplLB->GetTopEntry() : LISTBOX_ENTRY_NOTFOUND;
1484 	if ( nPos < mpImplLB->GetEntryList()->GetMRUCount() )
1485 		nPos = 0;
1486 	return nPos;
1487 }
1488 
1489 // -----------------------------------------------------------------------
1490 
1491 void ComboBox::SetProminentEntryType( ProminentEntry eType )
1492 {
1493     mpImplLB->SetProminentEntryType( eType );
1494 }
1495 
1496 // -----------------------------------------------------------------------
1497 
1498 ProminentEntry ComboBox::GetProminentEntryType() const
1499 {
1500     return mpImplLB->GetProminentEntryType();
1501 }
1502 
1503 // -----------------------------------------------------------------------
1504 
1505 Rectangle ComboBox::GetDropDownPosSizePixel() const
1506 {
1507     return mpFloatWin ? mpFloatWin->GetWindowExtentsRelative( const_cast<ComboBox*>(this) ) : Rectangle();
1508 }
1509 
1510 // -----------------------------------------------------------------------
1511 
1512 Rectangle ComboBox::GetListPosSizePixel() const
1513 {
1514     return mpFloatWin ? Rectangle() : mpImplLB->GetMainWindow()->GetWindowExtentsRelative( const_cast<ComboBox*>(this) );
1515 }
1516 
1517 // -----------------------------------------------------------------------
1518 
1519 const Wallpaper& ComboBox::GetDisplayBackground() const
1520 {
1521     if( ! mpSubEdit->IsBackground() )
1522         return Control::GetDisplayBackground();
1523 
1524     const Wallpaper& rBack = mpSubEdit->GetBackground();
1525     if( ! rBack.IsBitmap() &&
1526         ! rBack.IsGradient() &&
1527         rBack.GetColor().GetColor() == COL_TRANSPARENT
1528         )
1529         return Control::GetDisplayBackground();
1530     return rBack;
1531 }
1532 // -----------------------------------------------------------------------------
1533 sal_uInt16 ComboBox::GetSelectEntryCount() const
1534 {
1535 	return mpImplLB->GetEntryList()->GetSelectEntryCount();
1536 }
1537 // -----------------------------------------------------------------------------
1538 sal_uInt16 ComboBox::GetSelectEntryPos( sal_uInt16 nIndex ) const
1539 {
1540 	sal_uInt16 nPos = mpImplLB->GetEntryList()->GetSelectEntryPos( nIndex );
1541 	if ( nPos != LISTBOX_ENTRY_NOTFOUND )
1542 	{
1543 		if ( nPos < mpImplLB->GetEntryList()->GetMRUCount() )
1544 			nPos = mpImplLB->GetEntryList()->FindEntry( mpImplLB->GetEntryList()->GetEntryText( nPos ) );
1545 		nPos = sal::static_int_cast<sal_uInt16>(nPos - mpImplLB->GetEntryList()->GetMRUCount());
1546 	}
1547 	return nPos;
1548 }
1549 // -----------------------------------------------------------------------------
1550 sal_Bool ComboBox::IsEntryPosSelected( sal_uInt16 nPos ) const
1551 {
1552 	return mpImplLB->GetEntryList()->IsEntryPosSelected( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1553 }
1554 // -----------------------------------------------------------------------------
1555 void ComboBox::SelectEntryPos( sal_uInt16 nPos, sal_Bool bSelect)
1556 {
1557 	if ( nPos < mpImplLB->GetEntryList()->GetEntryCount() )
1558 		mpImplLB->SelectEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount(), bSelect );
1559 }
1560 // -----------------------------------------------------------------------------
1561 void ComboBox::SetNoSelection()
1562 {
1563 	mpImplLB->SetNoSelection();
1564 	mpSubEdit->SetText( String() );
1565 }
1566 // -----------------------------------------------------------------------------
1567 Rectangle ComboBox::GetBoundingRectangle( sal_uInt16 nItem ) const
1568 {
1569     Rectangle aRect = mpImplLB->GetMainWindow()->GetBoundingRectangle( nItem );
1570     Rectangle aOffset = mpImplLB->GetMainWindow()->GetWindowExtentsRelative( (Window*)this );
1571     aRect.Move( aOffset.TopLeft().X(), aOffset.TopLeft().Y() );
1572     return aRect;
1573 }
1574 // -----------------------------------------------------------------------------
1575 
1576 void ComboBox::SetBorderStyle( sal_uInt16 nBorderStyle )
1577 {
1578 	Window::SetBorderStyle( nBorderStyle );
1579 	if ( !IsDropDownBox() )
1580 	{
1581 		mpSubEdit->SetBorderStyle( nBorderStyle );
1582 		mpImplLB->SetBorderStyle( nBorderStyle );
1583 	}
1584 }
1585 // -----------------------------------------------------------------------------
1586 
1587 long ComboBox::GetIndexForPoint( const Point& rPoint, sal_uInt16& rPos ) const
1588 {
1589     if( !HasLayoutData() )
1590         FillLayoutData();
1591 
1592     // check whether rPoint fits at all
1593     long nIndex = Control::GetIndexForPoint( rPoint );
1594     if( nIndex != -1 )
1595     {
1596         // point must be either in main list window
1597         // or in impl window (dropdown case)
1598         ImplListBoxWindow* pMain = mpImplLB->GetMainWindow();
1599 
1600         // convert coordinates to ImplListBoxWindow pixel coordinate space
1601         Point aConvPoint = LogicToPixel( rPoint );
1602         aConvPoint = OutputToAbsoluteScreenPixel( aConvPoint );
1603         aConvPoint = pMain->AbsoluteScreenToOutputPixel( aConvPoint );
1604         aConvPoint = pMain->PixelToLogic( aConvPoint );
1605 
1606         // try to find entry
1607         sal_uInt16 nEntry = pMain->GetEntryPosForPoint( aConvPoint );
1608         if( nEntry == LISTBOX_ENTRY_NOTFOUND )
1609             nIndex = -1;
1610         else
1611             rPos = nEntry;
1612     }
1613 
1614     // get line relative index
1615     if( nIndex != -1 )
1616         nIndex = ToRelativeLineIndex( nIndex );
1617 
1618     return nIndex;
1619 }
1620