xref: /aoo42x/main/vcl/source/control/combobox.cxx (revision a68b38df)
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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 	mpImplLB->Show();
219 
220 	if ( mpFloatWin )
221 		mpFloatWin->SetImplListBox( mpImplLB );
222 	else
223 		mpImplLB->GetMainWindow()->AllowGrabFocus( sal_True );
224 
225 	ImplCalcEditHeight();
226 
227 	SetCompoundControl( sal_True );
228 }
229 
230 // -----------------------------------------------------------------------
231 
232 WinBits ComboBox::ImplInitStyle( WinBits nStyle )
233 {
234 	if ( !(nStyle & WB_NOTABSTOP) )
235 		nStyle |= WB_TABSTOP;
236 	if ( !(nStyle & WB_NOGROUP) )
237 		nStyle |= WB_GROUP;
238 	return nStyle;
239 }
240 
241 // -----------------------------------------------------------------------
242 
243 void ComboBox::ImplLoadRes( const ResId& rResId )
244 {
245 	Edit::ImplLoadRes( rResId );
246 
247 	sal_uLong nNumber = ReadLongRes();
248 
249 	if( nNumber )
250 	{
251 		for( sal_uInt16 i = 0; i < nNumber; i++ )
252 		{
253 			InsertEntry( ReadStringRes(), LISTBOX_APPEND );
254 		}
255 	}
256 }
257 
258 // -----------------------------------------------------------------------
259 
260 void ComboBox::EnableAutocomplete( sal_Bool bEnable, sal_Bool bMatchCase )
261 {
262 	mbMatchCase = bMatchCase;
263 
264 	if ( bEnable )
265 		mpSubEdit->SetAutocompleteHdl( LINK( this, ComboBox, ImplAutocompleteHdl ) );
266 	else
267 		mpSubEdit->SetAutocompleteHdl( Link() );
268 }
269 
270 // -----------------------------------------------------------------------
271 
272 sal_Bool ComboBox::IsAutocompleteEnabled() const
273 {
274 	return mpSubEdit->GetAutocompleteHdl().IsSet();
275 }
276 
277 // -----------------------------------------------------------------------
278 
279 IMPL_LINK( ComboBox, ImplClickBtnHdl, void*, EMPTYARG )
280 {
281     ImplCallEventListeners( VCLEVENT_DROPDOWN_PRE_OPEN );
282 	mpSubEdit->GrabFocus();
283 	if ( !mpImplLB->GetEntryList()->GetMRUCount() )
284 		ImplUpdateFloatSelection();
285 	else
286 		mpImplLB->SelectEntry( 0 , sal_True );
287 	mpBtn->SetPressed( sal_True );
288     SetSelection( Selection( 0, SELECTION_MAX ) );
289 	mpFloatWin->StartFloat( sal_True );
290     ImplCallEventListeners( VCLEVENT_DROPDOWN_OPEN );
291 
292     ImplClearLayoutData();
293     if( mpImplLB )
294         mpImplLB->GetMainWindow()->ImplClearLayoutData();
295 
296 	return 0;
297 }
298 
299 // -----------------------------------------------------------------------
300 
301 IMPL_LINK( ComboBox, ImplPopupModeEndHdl, void*, EMPTYARG )
302 {
303     if( mpFloatWin->IsPopupModeCanceled() )
304     {
305         if ( !mpImplLB->GetEntryList()->IsEntryPosSelected( mpFloatWin->GetPopupModeStartSaveSelection() ) )
306         {
307             mpImplLB->SelectEntry( mpFloatWin->GetPopupModeStartSaveSelection(), sal_True );
308             sal_Bool bTravelSelect = mpImplLB->IsTravelSelect();
309             mpImplLB->SetTravelSelect( sal_True );
310             Select();
311             mpImplLB->SetTravelSelect( bTravelSelect );
312         }
313     }
314 
315     ImplClearLayoutData();
316     if( mpImplLB )
317         mpImplLB->GetMainWindow()->ImplClearLayoutData();
318 
319 	mpBtn->SetPressed( sal_False );
320     ImplCallEventListeners( VCLEVENT_DROPDOWN_CLOSE );
321 	return 0;
322 }
323 
324 // -----------------------------------------------------------------------
325 
326 IMPL_LINK( ComboBox, ImplAutocompleteHdl, Edit*, pEdit )
327 {
328 	Selection			aSel = pEdit->GetSelection();
329 	AutocompleteAction	eAction = pEdit->GetAutocompleteAction();
330 
331     /* If there is no current selection do not auto complete on
332        Tab/Shift-Tab since then we would not cycle to the next field.
333     */
334 	if ( aSel.Len() ||
335 		 ((eAction != AUTOCOMPLETE_TABFORWARD) && (eAction != AUTOCOMPLETE_TABBACKWARD)) )
336 	{
337 		XubString	aFullText = pEdit->GetText();
338 		XubString	aStartText = aFullText.Copy( 0, (xub_StrLen)aSel.Max() );
339 		sal_uInt16		nStart = mpImplLB->GetCurrentPos();
340 
341 		if ( nStart == LISTBOX_ENTRY_NOTFOUND )
342 			nStart = 0;
343 
344 		sal_Bool bForward = sal_True;
345 		if ( eAction == AUTOCOMPLETE_TABFORWARD )
346 			nStart++;
347 		else if ( eAction == AUTOCOMPLETE_TABBACKWARD )
348 		{
349 			bForward = sal_False;
350 			nStart = nStart ? nStart - 1 : mpImplLB->GetEntryList()->GetEntryCount()-1;
351 		}
352 
353         sal_uInt16 nPos = LISTBOX_ENTRY_NOTFOUND;
354         if( ! mbMatchCase )
355         {
356 			// Try match case insensitive from current position
357 			nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, nStart, bForward, sal_True );
358             if ( nPos == LISTBOX_ENTRY_NOTFOUND )
359                 // Try match case insensitive, but from start
360                 nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, bForward ? 0 : (mpImplLB->GetEntryList()->GetEntryCount()-1), bForward, sal_True );
361         }
362 
363 		if ( nPos == LISTBOX_ENTRY_NOTFOUND )
364             // Try match full from current position
365             nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, nStart, bForward, sal_False );
366 		if ( nPos == LISTBOX_ENTRY_NOTFOUND )
367 			//  Match full, but from start
368 			nPos = mpImplLB->GetEntryList()->FindMatchingEntry( aStartText, bForward ? 0 : (mpImplLB->GetEntryList()->GetEntryCount()-1), bForward, sal_False );
369 
370 		if ( nPos != LISTBOX_ENTRY_NOTFOUND )
371 		{
372 			XubString aText = mpImplLB->GetEntryList()->GetEntryText( nPos );
373 			Selection aSelection( aText.Len(), aStartText.Len() );
374 			pEdit->SetText( aText, aSelection );
375 		}
376 	}
377 
378 	return 0;
379 }
380 
381 // -----------------------------------------------------------------------
382 
383 IMPL_LINK( ComboBox, ImplSelectHdl, void*, EMPTYARG )
384 {
385 	sal_Bool bPopup = IsInDropDown();
386 	sal_Bool bCallSelect = sal_False;
387 	if ( mpImplLB->IsSelectionChanged() || bPopup )
388 	{
389 		XubString aText;
390 		if ( IsMultiSelectionEnabled() )
391 		{
392 			aText = mpSubEdit->GetText();
393 
394 			// Alle Eintraege entfernen, zu denen es einen Entry gibt, der aber nicht selektiert ist.
395 			xub_StrLen nIndex = 0;
396 			while ( nIndex != STRING_NOTFOUND )
397 			{
398 				xub_StrLen	nPrevIndex = nIndex;
399 				XubString	aToken = aText.GetToken( 0, mcMultiSep, nIndex );
400 				xub_StrLen	nTokenLen = aToken.Len();
401 				aToken.EraseLeadingAndTrailingChars( ' ' );
402 				sal_uInt16		nP = mpImplLB->GetEntryList()->FindEntry( aToken );
403 				if ( (nP != LISTBOX_ENTRY_NOTFOUND) && (!mpImplLB->GetEntryList()->IsEntryPosSelected( nP )) )
404 				{
405 					aText.Erase( nPrevIndex, nTokenLen );
406 					nIndex = sal::static_int_cast<xub_StrLen>(nIndex - nTokenLen);
407 					if ( (nPrevIndex < aText.Len()) && (aText.GetChar( nPrevIndex ) == mcMultiSep) )
408 					{
409 						aText.Erase( nPrevIndex, 1 );
410 						nIndex--;
411 					}
412 				}
413 				aText.EraseLeadingAndTrailingChars( ' ' );
414 			}
415 
416 			// Fehlende Eintraege anhaengen...
417 			Table aSelInText;
418 			lcl_GetSelectedEntries( aSelInText, aText, mcMultiSep, mpImplLB->GetEntryList() );
419 			sal_uInt16 nSelectedEntries = mpImplLB->GetEntryList()->GetSelectEntryCount();
420 			for ( sal_uInt16 n = 0; n < nSelectedEntries; n++ )
421 			{
422 				sal_uInt16 nP = mpImplLB->GetEntryList()->GetSelectEntryPos( n );
423 				if ( !aSelInText.IsKeyValid( ImplCreateKey( nP ) ) )
424 				{
425 					if ( aText.Len() && (aText.GetChar( aText.Len()-1 ) != mcMultiSep) )
426 						aText += mcMultiSep;
427 					if ( aText.Len() )
428 						aText += ' ';   // etwas auflockern
429 					aText += mpImplLB->GetEntryList()->GetEntryText( nP );
430 					aText += mcMultiSep;
431 				}
432 			}
433 			if ( aText.Len() && (aText.GetChar( aText.Len()-1 ) == mcMultiSep) )
434 				aText.Erase( aText.Len()-1, 1 );
435 		}
436 		else
437 		{
438 			aText = mpImplLB->GetEntryList()->GetSelectEntry( 0 );
439 		}
440 
441 		mpSubEdit->SetText( aText );
442 
443 		Selection aNewSelection( 0, aText.Len() );
444 		if ( IsMultiSelectionEnabled() )
445 			aNewSelection.Min() = aText.Len();
446 		mpSubEdit->SetSelection( aNewSelection );
447 
448 		bCallSelect = sal_True;
449 	}
450 
451 	// #84652# Call GrabFocus and EndPopupMode before calling Select/Modify, but after changing the text
452 
453 	if ( bPopup && !mpImplLB->IsTravelSelect() &&
454 		( !IsMultiSelectionEnabled() || !mpImplLB->GetSelectModifier() ) )
455 	{
456 		mpFloatWin->EndPopupMode();
457 		GrabFocus();
458 	}
459 
460 	if ( bCallSelect )
461 	{
462 		mpSubEdit->SetModifyFlag();
463 		mbSyntheticModify = sal_True;
464 		Modify();
465 		mbSyntheticModify = sal_False;
466 		Select();
467 	}
468 
469 	return 0;
470 }
471 
472 // -----------------------------------------------------------------------
473 
474 IMPL_LINK( ComboBox, ImplCancelHdl, void*, EMPTYARG )
475 {
476 	if( IsInDropDown() )
477 		mpFloatWin->EndPopupMode();
478 
479 	return 1;
480 }
481 
482 // -----------------------------------------------------------------------
483 
484 IMPL_LINK( ComboBox, ImplSelectionChangedHdl, void*, n )
485 {
486 	if ( !mpImplLB->IsTrackingSelect() )
487 	{
488 		sal_uInt16 nChanged = (sal_uInt16)(sal_uLong)n;
489 		if ( !mpSubEdit->IsReadOnly() && mpImplLB->GetEntryList()->IsEntryPosSelected( nChanged ) )
490 			mpSubEdit->SetText( mpImplLB->GetEntryList()->GetEntryText( nChanged ) );
491 	}
492 	return 1;
493 }
494 
495 // -----------------------------------------------------------------------
496 
497 IMPL_LINK( ComboBox, ImplDoubleClickHdl, void*, EMPTYARG )
498 {
499 	DoubleClick();
500 	return 0;
501 }
502 
503 // -----------------------------------------------------------------------
504 
505 void ComboBox::ToggleDropDown()
506 {
507     if( IsDropDownBox() )
508     {
509         if( mpFloatWin->IsInPopupMode() )
510             mpFloatWin->EndPopupMode();
511         else
512         {
513             mpSubEdit->GrabFocus();
514             if ( !mpImplLB->GetEntryList()->GetMRUCount() )
515                 ImplUpdateFloatSelection();
516             else
517                 mpImplLB->SelectEntry( 0 , sal_True );
518             ImplCallEventListeners( VCLEVENT_DROPDOWN_PRE_OPEN );
519             mpBtn->SetPressed( sal_True );
520             SetSelection( Selection( 0, SELECTION_MAX ) );
521             mpFloatWin->StartFloat( sal_True );
522             ImplCallEventListeners( VCLEVENT_DROPDOWN_OPEN );
523         }
524     }
525 }
526 
527 // -----------------------------------------------------------------------
528 
529 void ComboBox::Select()
530 {
531     ImplCallEventListenersAndHandler( VCLEVENT_COMBOBOX_SELECT, maSelectHdl, this );
532 }
533 
534 // -----------------------------------------------------------------------
535 
536 void ComboBox::DoubleClick()
537 {
538     ImplCallEventListenersAndHandler( VCLEVENT_COMBOBOX_DOUBLECLICK, maDoubleClickHdl, this );
539 }
540 
541 // -----------------------------------------------------------------------
542 
543 void ComboBox::EnableAutoSize( sal_Bool bAuto )
544 {
545 	mbDDAutoSize = bAuto;
546 	if ( mpFloatWin )
547 	{
548 		if ( bAuto && !mpFloatWin->GetDropDownLineCount() )
549         {
550             // Adapt to GetListBoxMaximumLineCount here; was on fixed number of five before
551             AdaptDropDownLineCountToMaximum();
552         }
553 		else if ( !bAuto )
554         {
555 			mpFloatWin->SetDropDownLineCount( 0 );
556         }
557 	}
558 }
559 
560 // -----------------------------------------------------------------------
561 
562 void ComboBox::EnableDDAutoWidth( sal_Bool b )
563 {
564     if ( mpFloatWin )
565         mpFloatWin->SetAutoWidth( b );
566 }
567 
568  // -----------------------------------------------------------------------
569 
570 sal_Bool ComboBox::IsDDAutoWidthEnabled() const
571 {
572     return mpFloatWin ? mpFloatWin->IsAutoWidth() : sal_False;
573 }
574 
575 
576 // -----------------------------------------------------------------------
577 
578 void ComboBox::SetDropDownLineCount( sal_uInt16 nLines )
579 {
580 	if ( mpFloatWin )
581 		mpFloatWin->SetDropDownLineCount( nLines );
582 }
583 
584 // -----------------------------------------------------------------------
585 
586 void ComboBox::AdaptDropDownLineCountToMaximum()
587 {
588     // adapt to maximum allowed number
589     SetDropDownLineCount(std::min(GetEntryCount(), GetSettings().GetStyleSettings().GetListBoxMaximumLineCount()));
590 }
591 
592 // -----------------------------------------------------------------------
593 
594 sal_uInt16 ComboBox::GetDropDownLineCount() const
595 {
596 	sal_uInt16 nLines = 0;
597 	if ( mpFloatWin )
598 		nLines = mpFloatWin->GetDropDownLineCount();
599 	return nLines;
600 }
601 
602 // -----------------------------------------------------------------------
603 
604 void ComboBox::SetPosSizePixel( long nX, long nY, long nWidth, long nHeight,
605 								sal_uInt16 nFlags )
606 {
607 	if( IsDropDownBox() && ( nFlags & WINDOW_POSSIZE_SIZE ) )
608 	{
609 		Size aPrefSz = mpFloatWin->GetPrefSize();
610 		if ( ( nFlags & WINDOW_POSSIZE_HEIGHT ) && ( nHeight >= 2*mnDDHeight ) )
611 			aPrefSz.Height() = nHeight-mnDDHeight;
612 		if ( nFlags & WINDOW_POSSIZE_WIDTH )
613 			aPrefSz.Width() = nWidth;
614 		mpFloatWin->SetPrefSize( aPrefSz );
615 
616 		if ( IsAutoSizeEnabled() && ! (nFlags & WINDOW_POSSIZE_DROPDOWN) )
617 			nHeight = mnDDHeight;
618 	}
619 
620 	Edit::SetPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
621 }
622 
623 // -----------------------------------------------------------------------
624 
625 void ComboBox::Resize()
626 {
627     Control::Resize();
628 
629 	Size aOutSz = GetOutputSizePixel();
630 	if( IsDropDownBox() )
631 	{
632 		long nSBWidth = GetSettings().GetStyleSettings().GetScrollBarSize();
633 		long	nTop = 0;
634 		long	nBottom = aOutSz.Height();
635 
636         Window *pBorder = GetWindow( WINDOW_BORDER );
637 		ImplControlValue aControlValue;
638 		Point aPoint;
639 		Rectangle aContent, aBound;
640 
641         // use the full extent of the control
642 		Rectangle aArea( aPoint, pBorder->GetOutputSizePixel() );
643 
644 		if ( GetNativeControlRegion(CTRL_COMBOBOX, PART_BUTTON_DOWN,
645 				aArea, 0, aControlValue, rtl::OUString(), aBound, aContent) )
646 		{
647             // convert back from border space to local coordinates
648             aPoint = pBorder->ScreenToOutputPixel( OutputToScreenPixel( aPoint ) );
649             aContent.Move(-aPoint.X(), -aPoint.Y());
650 
651 		    mpBtn->SetPosSizePixel( aContent.Left(), nTop, aContent.getWidth(), (nBottom-nTop) );
652 
653             // adjust the size of the edit field
654             if ( GetNativeControlRegion(CTRL_COMBOBOX, PART_SUB_EDIT,
655                         aArea, 0, aControlValue, rtl::OUString(), aBound, aContent) )
656             {
657                 // convert back from border space to local coordinates
658                 aContent.Move(-aPoint.X(), -aPoint.Y());
659 
660                 // use the themes drop down size
661                 mpSubEdit->SetPosSizePixel( aContent.TopLeft(), aContent.GetSize() );
662             }
663             else
664             {
665                 // use the themes drop down size for the button
666                 aOutSz.Width() -= aContent.getWidth();
667                 mpSubEdit->SetSizePixel( aOutSz );
668             }
669 		}
670 		else
671         {
672             nSBWidth = CalcZoom( nSBWidth );
673 		    mpSubEdit->SetPosSizePixel( Point( 0, 0 ), Size( aOutSz.Width() - nSBWidth, aOutSz.Height() ) );
674 		    mpBtn->SetPosSizePixel( aOutSz.Width() - nSBWidth, nTop, nSBWidth, (nBottom-nTop) );
675         }
676 	}
677 	else
678 	{
679 		mpSubEdit->SetSizePixel( Size( aOutSz.Width(), mnDDHeight ) );
680 		mpImplLB->SetPosSizePixel( 0, mnDDHeight, aOutSz.Width(), aOutSz.Height() - mnDDHeight );
681 		if ( GetText().Len() )
682 			ImplUpdateFloatSelection();
683 	}
684 
685 	// FloatingWindow-Groesse auch im unsichtbare Zustand auf Stand halten,
686 	// weil KEY_PGUP/DOWN ausgewertet wird...
687 	if ( mpFloatWin )
688 		mpFloatWin->SetSizePixel( mpFloatWin->CalcFloatSize() );
689 }
690 
691 // -----------------------------------------------------------------------
692 
693 void ComboBox::FillLayoutData() const
694 {
695     mpControlData->mpLayoutData = new vcl::ControlLayoutData();
696     AppendLayoutData( *mpSubEdit );
697     mpSubEdit->SetLayoutDataParent( this );
698     Control* pMainWindow = mpImplLB->GetMainWindow();
699     if( mpFloatWin )
700     {
701         // dropdown mode
702         if( mpFloatWin->IsReallyVisible() )
703         {
704             AppendLayoutData( *pMainWindow );
705             pMainWindow->SetLayoutDataParent( this );
706         }
707     }
708     else
709     {
710         AppendLayoutData( *pMainWindow );
711         pMainWindow->SetLayoutDataParent( this );
712     }
713 }
714 
715 // -----------------------------------------------------------------------
716 
717 void ComboBox::StateChanged( StateChangedType nType )
718 {
719 	Edit::StateChanged( nType );
720 
721 	if ( nType == STATE_CHANGE_READONLY )
722 	{
723 		mpImplLB->SetReadOnly( IsReadOnly() );
724 		if ( mpBtn )
725 			mpBtn->Enable( IsEnabled() && !IsReadOnly() );
726 	}
727 	else if ( nType == STATE_CHANGE_ENABLE )
728 	{
729 		mpSubEdit->Enable( IsEnabled() );
730 		mpImplLB->Enable( IsEnabled() && !IsReadOnly() );
731 		if ( mpBtn )
732 			mpBtn->Enable( IsEnabled() && !IsReadOnly() );
733 		Invalidate();
734 	}
735 	else if( nType == STATE_CHANGE_UPDATEMODE )
736 	{
737 		mpImplLB->SetUpdateMode( IsUpdateMode() );
738 	}
739 	else if ( nType == STATE_CHANGE_ZOOM )
740 	{
741 		mpImplLB->SetZoom( GetZoom() );
742 		mpSubEdit->SetZoom( GetZoom() );
743 		ImplCalcEditHeight();
744 		Resize();
745 	}
746 	else if ( nType == STATE_CHANGE_CONTROLFONT )
747 	{
748 		mpImplLB->SetControlFont( GetControlFont() );
749 		mpSubEdit->SetControlFont( GetControlFont() );
750 		ImplCalcEditHeight();
751 		Resize();
752 	}
753 	else if ( nType == STATE_CHANGE_CONTROLFOREGROUND )
754 	{
755 		mpImplLB->SetControlForeground( GetControlForeground() );
756 		mpSubEdit->SetControlForeground( GetControlForeground() );
757 	}
758 	else if ( nType == STATE_CHANGE_CONTROLBACKGROUND )
759 	{
760 		mpImplLB->SetControlBackground( GetControlBackground() );
761 		mpSubEdit->SetControlBackground( GetControlBackground() );
762 	}
763 	else if ( nType == STATE_CHANGE_STYLE )
764 	{
765 		SetStyle( ImplInitStyle( GetStyle() ) );
766 		mpImplLB->GetMainWindow()->EnableSort( ( GetStyle() & WB_SORT ) ? sal_True : sal_False );
767 	}
768     else if( nType == STATE_CHANGE_MIRRORING )
769     {
770         if( mpBtn )
771         {
772             mpBtn->EnableRTL( IsRTLEnabled() );
773             ImplInitDropDownButton( mpBtn );
774         }
775         mpSubEdit->StateChanged( STATE_CHANGE_MIRRORING );
776         mpImplLB->EnableRTL( IsRTLEnabled() );
777         Resize();
778     }
779 }
780 
781 // -----------------------------------------------------------------------
782 
783 void ComboBox::DataChanged( const DataChangedEvent& rDCEvt )
784 {
785 	Control::DataChanged( rDCEvt );
786 
787 	if ( (rDCEvt.GetType() == DATACHANGED_FONTS) ||
788 		 (rDCEvt.GetType() == DATACHANGED_FONTSUBSTITUTION) ||
789 		 ((rDCEvt.GetType() == DATACHANGED_SETTINGS) &&
790 		  (rDCEvt.GetFlags() & SETTINGS_STYLE)) )
791 	{
792 		if ( mpBtn )
793 		{
794 			mpBtn->SetSettings( GetSettings() );
795 			ImplInitDropDownButton( mpBtn );
796 		}
797 		Resize();
798 		mpImplLB->Resize(); // Wird nicht durch ComboBox::Resize() gerufen, wenn sich die ImplLB nicht aendert.
799         SetBackground();    // due to a hack in Window::UpdateSettings the background must be reset
800                             // otherwise it will overpaint NWF drawn comboboxes
801 	}
802 }
803 
804 // -----------------------------------------------------------------------
805 
806 long ComboBox::PreNotify( NotifyEvent& rNEvt )
807 {
808 
809 	return Edit::PreNotify( rNEvt );
810 }
811 
812 // -----------------------------------------------------------------------
813 
814 long ComboBox::Notify( NotifyEvent& rNEvt )
815 {
816 	long nDone = 0;
817 	if( ( rNEvt.GetType() == EVENT_KEYINPUT ) && ( rNEvt.GetWindow() == mpSubEdit )
818 			&& !IsReadOnly() )
819 	{
820 		KeyEvent aKeyEvt = *rNEvt.GetKeyEvent();
821 		sal_uInt16	 nKeyCode = aKeyEvt.GetKeyCode().GetCode();
822 		switch( nKeyCode )
823 		{
824 			case KEY_UP:
825 			case KEY_DOWN:
826 			case KEY_PAGEUP:
827 			case KEY_PAGEDOWN:
828 			{
829 				ImplUpdateFloatSelection();
830 				if( ( nKeyCode == KEY_DOWN ) && mpFloatWin && !mpFloatWin->IsInPopupMode() && aKeyEvt.GetKeyCode().IsMod2() )
831 				{
832                     ImplCallEventListeners( VCLEVENT_DROPDOWN_PRE_OPEN );
833 					mpBtn->SetPressed( sal_True );
834 					if ( mpImplLB->GetEntryList()->GetMRUCount() )
835 						mpImplLB->SelectEntry( 0 , sal_True );
836                     SetSelection( Selection( 0, SELECTION_MAX ) );
837 					mpFloatWin->StartFloat( sal_False );
838                     ImplCallEventListeners( VCLEVENT_DROPDOWN_OPEN );
839 					nDone = 1;
840 				}
841 				else if( ( nKeyCode == KEY_UP ) && mpFloatWin && mpFloatWin->IsInPopupMode() && aKeyEvt.GetKeyCode().IsMod2() )
842 				{
843 					mpFloatWin->EndPopupMode();
844 					nDone = 1;
845 				}
846 				else
847                 {
848 					nDone = mpImplLB->ProcessKeyInput( aKeyEvt );
849                 }
850 			}
851 			break;
852 
853 			case KEY_RETURN:
854 			{
855 				if( ( rNEvt.GetWindow() == mpSubEdit ) && IsInDropDown() )
856 				{
857 					mpImplLB->ProcessKeyInput( aKeyEvt );
858 					nDone = 1;
859 				}
860 			}
861 			break;
862 		}
863 	}
864 	else if ( (rNEvt.GetType() == EVENT_LOSEFOCUS) && mpFloatWin )
865 	{
866 		if( mpFloatWin->HasChildPathFocus() )
867 			mpSubEdit->GrabFocus();
868 		else if ( mpFloatWin->IsInPopupMode() && !HasChildPathFocus( sal_True ) )
869 			mpFloatWin->EndPopupMode();
870 	}
871 	else if( (rNEvt.GetType() == EVENT_COMMAND) &&
872 			 (rNEvt.GetCommandEvent()->GetCommand() == COMMAND_WHEEL) &&
873 			 (rNEvt.GetWindow() == mpSubEdit) )
874 	{
875         sal_uInt16 nWheelBehavior( GetSettings().GetMouseSettings().GetWheelBehavior() );
876         if  (   ( nWheelBehavior == MOUSE_WHEEL_ALWAYS )
877             ||  (   ( nWheelBehavior == MOUSE_WHEEL_FOCUS_ONLY )
878                 &&  HasChildPathFocus()
879                 )
880             )
881         {
882             nDone = mpImplLB->HandleWheelAsCursorTravel( *rNEvt.GetCommandEvent() );
883         }
884         else
885         {
886             nDone = 0;  // don't eat this event, let the default handling happen (i.e. scroll the context)
887         }
888 	}
889     else if( ( rNEvt.GetType() == EVENT_MOUSEBUTTONDOWN ) && ( rNEvt.GetWindow() == mpImplLB->GetMainWindow() ) )
890 	{
891 		mpSubEdit->GrabFocus();
892 	}
893 
894 	return nDone ? nDone : Edit::Notify( rNEvt );
895 }
896 
897 // -----------------------------------------------------------------------
898 
899 void ComboBox::SetText( const XubString& rStr )
900 {
901     ImplCallEventListeners( VCLEVENT_COMBOBOX_SETTEXT );
902 
903 	Edit::SetText( rStr );
904 	ImplUpdateFloatSelection();
905 }
906 
907 // -----------------------------------------------------------------------
908 
909 void ComboBox::SetText( const XubString& rStr, const Selection& rNewSelection )
910 {
911     ImplCallEventListeners( VCLEVENT_COMBOBOX_SETTEXT );
912 
913 	Edit::SetText( rStr, rNewSelection );
914 	ImplUpdateFloatSelection();
915 }
916 
917 // -----------------------------------------------------------------------
918 
919 void ComboBox::Modify()
920 {
921 	if ( !mbSyntheticModify )
922 		ImplUpdateFloatSelection();
923 
924 	Edit::Modify();
925 }
926 
927 // -----------------------------------------------------------------------
928 
929 void ComboBox::ImplUpdateFloatSelection()
930 {
931 	// Text in der ListBox in den sichtbaren Bereich bringen
932 	mpImplLB->SetCallSelectionChangedHdl( sal_False );
933 	if ( !IsMultiSelectionEnabled() )
934 	{
935 		XubString	aSearchStr( mpSubEdit->GetText() );
936 		sal_uInt16		nSelect = LISTBOX_ENTRY_NOTFOUND;
937 		sal_Bool		bSelect = sal_True;
938 
939 		if ( mpImplLB->GetCurrentPos() != LISTBOX_ENTRY_NOTFOUND )
940 		{
941 			XubString aCurrent = mpImplLB->GetEntryList()->GetEntryText( mpImplLB->GetCurrentPos() );
942 			if ( aCurrent == aSearchStr )
943 				nSelect = mpImplLB->GetCurrentPos();
944 		}
945 
946 		if ( nSelect == LISTBOX_ENTRY_NOTFOUND )
947 			nSelect = mpImplLB->GetEntryList()->FindEntry( aSearchStr );
948 		if ( nSelect == LISTBOX_ENTRY_NOTFOUND )
949 		{
950 			nSelect = mpImplLB->GetEntryList()->FindMatchingEntry( aSearchStr );
951 			bSelect = sal_False;
952 		}
953 
954 		if( nSelect != LISTBOX_ENTRY_NOTFOUND )
955 		{
956 			if ( !mpImplLB->IsVisible( nSelect ) )
957 				mpImplLB->ShowProminentEntry( nSelect );
958 			mpImplLB->SelectEntry( nSelect, bSelect );
959 		}
960 		else
961 		{
962 			nSelect = mpImplLB->GetEntryList()->GetSelectEntryPos( 0 );
963 			if( nSelect != LISTBOX_ENTRY_NOTFOUND )
964 				mpImplLB->SelectEntry( nSelect, sal_False );
965 			mpImplLB->ResetCurrentPos();
966 		}
967 	}
968 	else
969 	{
970 		Table aSelInText;
971 		lcl_GetSelectedEntries( aSelInText, mpSubEdit->GetText(), mcMultiSep, mpImplLB->GetEntryList() );
972 		for ( sal_uInt16 n = 0; n < mpImplLB->GetEntryList()->GetEntryCount(); n++ )
973 			mpImplLB->SelectEntry( n, aSelInText.IsKeyValid( ImplCreateKey( n ) ) );
974 	}
975 	mpImplLB->SetCallSelectionChangedHdl( sal_True );
976 }
977 
978 // -----------------------------------------------------------------------
979 
980 sal_uInt16 ComboBox::InsertEntry( const XubString& rStr, sal_uInt16 nPos )
981 {
982 	sal_uInt16 nRealPos = mpImplLB->InsertEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount(), rStr );
983 	nRealPos = sal::static_int_cast<sal_uInt16>(nRealPos - mpImplLB->GetEntryList()->GetMRUCount());
984     CallEventListeners( VCLEVENT_COMBOBOX_ITEMADDED, (void*) sal_IntPtr(nRealPos) );
985 	return nRealPos;
986 }
987 
988 // -----------------------------------------------------------------------
989 
990 sal_uInt16 ComboBox::InsertEntry( const XubString& rStr, const Image& rImage, sal_uInt16 nPos )
991 {
992 	sal_uInt16 nRealPos = mpImplLB->InsertEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount(), rStr, rImage );
993 	nRealPos = sal::static_int_cast<sal_uInt16>(nRealPos - mpImplLB->GetEntryList()->GetMRUCount());
994     CallEventListeners( VCLEVENT_COMBOBOX_ITEMADDED, (void*) sal_IntPtr(nRealPos) );
995 	return nRealPos;
996 }
997 
998 // -----------------------------------------------------------------------
999 
1000 void ComboBox::RemoveEntry( const XubString& rStr )
1001 {
1002 	RemoveEntry( GetEntryPos( rStr ) );
1003 }
1004 
1005 // -----------------------------------------------------------------------
1006 
1007 void ComboBox::RemoveEntry( sal_uInt16 nPos )
1008 {
1009 	mpImplLB->RemoveEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1010     CallEventListeners( VCLEVENT_COMBOBOX_ITEMREMOVED, (void*) sal_IntPtr(nPos) );
1011 }
1012 
1013 // -----------------------------------------------------------------------
1014 
1015 void ComboBox::Clear()
1016 {
1017 	mpImplLB->Clear();
1018     CallEventListeners( VCLEVENT_COMBOBOX_ITEMREMOVED, (void*) sal_IntPtr(-1) );
1019 }
1020 // -----------------------------------------------------------------------
1021 
1022 Image ComboBox::GetEntryImage( sal_uInt16 nPos ) const
1023 {
1024     if ( mpImplLB->GetEntryList()->HasEntryImage( nPos ) )
1025         return mpImplLB->GetEntryList()->GetEntryImage( nPos );
1026     return Image();
1027 }
1028 
1029 // -----------------------------------------------------------------------
1030 
1031 sal_uInt16 ComboBox::GetEntryPos( const XubString& rStr ) const
1032 {
1033 	sal_uInt16 nPos = mpImplLB->GetEntryList()->FindEntry( rStr );
1034 	if ( nPos != LISTBOX_ENTRY_NOTFOUND )
1035 		nPos = sal::static_int_cast<sal_uInt16>(nPos - mpImplLB->GetEntryList()->GetMRUCount());
1036 	return nPos;
1037 }
1038 
1039 // -----------------------------------------------------------------------
1040 
1041 sal_uInt16 ComboBox::GetEntryPos( const void* pData ) const
1042 {
1043 	sal_uInt16 nPos = mpImplLB->GetEntryList()->FindEntry( pData );
1044 	if ( nPos != LISTBOX_ENTRY_NOTFOUND )
1045 		nPos = sal::static_int_cast<sal_uInt16>(nPos - mpImplLB->GetEntryList()->GetMRUCount());
1046 	return nPos;
1047 }
1048 
1049 // -----------------------------------------------------------------------
1050 
1051 XubString ComboBox::GetEntry( sal_uInt16 nPos ) const
1052 {
1053 	return mpImplLB->GetEntryList()->GetEntryText( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1054 }
1055 
1056 // -----------------------------------------------------------------------
1057 
1058 sal_uInt16 ComboBox::GetEntryCount() const
1059 {
1060 	return mpImplLB->GetEntryList()->GetEntryCount() - mpImplLB->GetEntryList()->GetMRUCount();
1061 }
1062 
1063 // -----------------------------------------------------------------------
1064 
1065 sal_Bool ComboBox::IsTravelSelect() const
1066 {
1067 	return mpImplLB->IsTravelSelect();
1068 }
1069 
1070 // -----------------------------------------------------------------------
1071 
1072 sal_Bool ComboBox::IsInDropDown() const
1073 {
1074 	return mpFloatWin && mpFloatWin->IsInPopupMode();
1075 }
1076 
1077 // -----------------------------------------------------------------------
1078 
1079 void ComboBox::EnableMultiSelection( sal_Bool bMulti )
1080 {
1081 	mpImplLB->EnableMultiSelection( bMulti, sal_False );
1082 	mpImplLB->SetMultiSelectionSimpleMode( sal_True );
1083 }
1084 
1085 // -----------------------------------------------------------------------
1086 
1087 sal_Bool ComboBox::IsMultiSelectionEnabled() const
1088 {
1089 	return mpImplLB->IsMultiSelectionEnabled();
1090 }
1091 
1092 // -----------------------------------------------------------------------
1093 
1094 long ComboBox::CalcWindowSizePixel( sal_uInt16 nLines ) const
1095 {
1096 	return mpImplLB->GetEntryHeight() * nLines;
1097 }
1098 
1099 // -----------------------------------------------------------------------
1100 
1101 Size ComboBox::GetOptimalSize(WindowSizeType eType) const
1102 {
1103     switch (eType) {
1104     case WINDOWSIZE_MINIMUM:
1105         return CalcMinimumSize();
1106     default:
1107         return Edit::GetOptimalSize( eType );
1108     }
1109 }
1110 
1111 // -----------------------------------------------------------------------
1112 
1113 Size ComboBox::CalcMinimumSize() const
1114 {
1115 	Size aSz;
1116 	if ( !IsDropDownBox() )
1117 	{
1118 		aSz = mpImplLB->CalcSize( mpImplLB->GetEntryList()->GetEntryCount() );
1119 		aSz.Height() += mnDDHeight;
1120 	}
1121 	else
1122 	{
1123 		aSz.Height() = mpImplLB->CalcSize( 1 ).Height();
1124 		aSz.Width() = mpImplLB->GetMaxEntryWidth();
1125 		aSz.Width() += GetSettings().GetStyleSettings().GetScrollBarSize();
1126 	}
1127 
1128 	aSz = CalcWindowSize( aSz );
1129 	return aSz;
1130 }
1131 
1132 // -----------------------------------------------------------------------
1133 
1134 Size ComboBox::CalcAdjustedSize( const Size& rPrefSize ) const
1135 {
1136 	Size aSz = rPrefSize;
1137 	sal_Int32 nLeft, nTop, nRight, nBottom;
1138 	((Window*)this)->GetBorder( nLeft, nTop, nRight, nBottom );
1139 	aSz.Height() -= nTop+nBottom;
1140 	if ( !IsDropDownBox() )
1141 	{
1142 		long nEntryHeight = CalcSize( 1, 1 ).Height();
1143 		long nLines = aSz.Height() / nEntryHeight;
1144 		if ( nLines < 1 )
1145 			nLines = 1;
1146 		aSz.Height() = nLines * nEntryHeight;
1147 		aSz.Height() += mnDDHeight;
1148 	}
1149 	else
1150 	{
1151 		aSz.Height() = mnDDHeight;
1152 	}
1153 	aSz.Height() += nTop+nBottom;
1154 
1155 	aSz = CalcWindowSize( aSz );
1156 	return aSz;
1157 }
1158 
1159 // -----------------------------------------------------------------------
1160 
1161 Size ComboBox::CalcSize( sal_uInt16 nColumns, sal_uInt16 nLines ) const
1162 {
1163 	// ggf. werden ScrollBars eingeblendet
1164 	Size aMinSz = CalcMinimumSize();
1165 	Size aSz;
1166 
1167 	// Hoehe
1168 	if ( nLines )
1169 	{
1170 		if ( !IsDropDownBox() )
1171 			aSz.Height() = mpImplLB->CalcSize( nLines ).Height() + mnDDHeight;
1172 		else
1173 			aSz.Height() = mnDDHeight;
1174 	}
1175 	else
1176 		aSz.Height() = aMinSz.Height();
1177 
1178 	// Breite
1179 	if ( nColumns )
1180 		aSz.Width() = nColumns * GetTextWidth( UniString( 'X' ) );
1181 	else
1182 		aSz.Width() = aMinSz.Width();
1183 
1184 	if ( IsDropDownBox() )
1185 		aSz.Width() += GetSettings().GetStyleSettings().GetScrollBarSize();
1186 
1187 	if ( !IsDropDownBox() )
1188 	{
1189 		if ( aSz.Width() < aMinSz.Width() )
1190 			aSz.Height() += GetSettings().GetStyleSettings().GetScrollBarSize();
1191 		if ( aSz.Height() < aMinSz.Height() )
1192 			aSz.Width() += GetSettings().GetStyleSettings().GetScrollBarSize();
1193 	}
1194 
1195 	aSz = CalcWindowSize( aSz );
1196 	return aSz;
1197 }
1198 
1199 // -----------------------------------------------------------------------
1200 
1201 void ComboBox::GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const
1202 {
1203 	long nCharWidth = GetTextWidth( UniString( 'x' ) );
1204 	if ( !IsDropDownBox() )
1205 	{
1206 		Size aOutSz = mpImplLB->GetMainWindow()->GetOutputSizePixel();
1207 		rnCols = (sal_uInt16)(aOutSz.Width()/nCharWidth);
1208 		rnLines = (sal_uInt16)(aOutSz.Height()/mpImplLB->GetEntryHeight());
1209 	}
1210 	else
1211 	{
1212 		Size aOutSz = mpSubEdit->GetOutputSizePixel();
1213 		rnCols = (sal_uInt16)(aOutSz.Width()/nCharWidth);
1214 		rnLines = 1;
1215 	}
1216 }
1217 
1218 // -----------------------------------------------------------------------
1219 
1220 void ComboBox::Draw( OutputDevice* pDev, const Point& rPos, const Size& rSize, sal_uLong nFlags )
1221 {
1222 	mpImplLB->GetMainWindow()->ImplInitSettings( sal_True, sal_True, sal_True );
1223 
1224 	Point aPos = pDev->LogicToPixel( rPos );
1225 	Size aSize = pDev->LogicToPixel( rSize );
1226 	Font aFont = mpImplLB->GetMainWindow()->GetDrawPixelFont( pDev );
1227 	OutDevType eOutDevType = pDev->GetOutDevType();
1228 
1229 	pDev->Push();
1230 	pDev->SetMapMode();
1231 	pDev->SetFont( aFont );
1232 	pDev->SetTextFillColor();
1233 
1234 	// Border/Background
1235 	pDev->SetLineColor();
1236 	pDev->SetFillColor();
1237 	sal_Bool bBorder = !(nFlags & WINDOW_DRAW_NOBORDER ) && (GetStyle() & WB_BORDER);
1238 	sal_Bool bBackground = !(nFlags & WINDOW_DRAW_NOBACKGROUND) && IsControlBackground();
1239 	if ( bBorder || bBackground )
1240 	{
1241 		Rectangle aRect( aPos, aSize );
1242 		// aRect.Top() += nEditHeight;
1243 		if ( bBorder )
1244 		{
1245             ImplDrawFrame( pDev, aRect );
1246 		}
1247 		if ( bBackground )
1248 		{
1249 			pDev->SetFillColor( GetControlBackground() );
1250 			pDev->DrawRect( aRect );
1251 		}
1252 	}
1253 
1254 	// Inhalt
1255 	if ( !IsDropDownBox() )
1256 	{
1257 	    long        nOnePixel = GetDrawPixel( pDev, 1 );
1258 		long        nTextHeight = pDev->GetTextHeight();
1259 		long        nEditHeight = nTextHeight + 6*nOnePixel;
1260         sal_uInt16      nTextStyle = TEXT_DRAW_VCENTER;
1261 
1262 		// First, draw the edit part
1263         mpSubEdit->Draw( pDev, aPos, Size( aSize.Width(), nEditHeight ), nFlags );
1264 
1265         // Second, draw the listbox
1266         if ( GetStyle() & WB_CENTER )
1267             nTextStyle |= TEXT_DRAW_CENTER;
1268         else if ( GetStyle() & WB_RIGHT )
1269             nTextStyle |= TEXT_DRAW_RIGHT;
1270         else
1271             nTextStyle |= TEXT_DRAW_LEFT;
1272 
1273 		if ( ( nFlags & WINDOW_DRAW_MONO ) || ( eOutDevType == OUTDEV_PRINTER ) )
1274 		{
1275 			pDev->SetTextColor( Color( COL_BLACK ) );
1276 		}
1277 		else
1278 		{
1279 			if ( !(nFlags & WINDOW_DRAW_NODISABLE ) && !IsEnabled() )
1280 			{
1281 				const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
1282 				pDev->SetTextColor( rStyleSettings.GetDisableColor() );
1283 			}
1284 			else
1285 			{
1286 				pDev->SetTextColor( GetTextColor() );
1287 			}
1288 		}
1289 
1290 		Rectangle aClip( aPos, aSize );
1291 		pDev->IntersectClipRegion( aClip );
1292 		sal_uInt16 nLines = (sal_uInt16) ( (aSize.Height()-nEditHeight) / nTextHeight );
1293 		if ( !nLines )
1294 			nLines = 1;
1295 		sal_uInt16 nTEntry = IsReallyVisible() ? mpImplLB->GetTopEntry() : 0;
1296 
1297         Rectangle aTextRect( aPos, aSize );
1298 
1299         aTextRect.Left() += 3*nOnePixel;
1300         aTextRect.Right() -= 3*nOnePixel;
1301         aTextRect.Top() += nEditHeight + nOnePixel;
1302         aTextRect.Bottom() = aTextRect.Top() + nTextHeight;
1303 
1304         // the drawing starts here
1305         for ( sal_uInt16 n = 0; n < nLines; n++ )
1306         {
1307 			pDev->DrawText( aTextRect, mpImplLB->GetEntryList()->GetEntryText( n+nTEntry ), nTextStyle );
1308             aTextRect.Top() += nTextHeight;
1309             aTextRect.Bottom() += nTextHeight;
1310         }
1311 	}
1312 
1313 	pDev->Pop();
1314 
1315     // Call Edit::Draw after restoring the MapMode...
1316 	if ( IsDropDownBox() )
1317 	{
1318 		mpSubEdit->Draw( pDev, rPos, rSize, nFlags );
1319 		// DD-Button ?
1320 	}
1321 
1322 }
1323 
1324 // -----------------------------------------------------------------------
1325 
1326 IMPL_LINK( ComboBox, ImplUserDrawHdl, UserDrawEvent*, pEvent )
1327 {
1328 	UserDraw( *pEvent );
1329 	return 1;
1330 }
1331 
1332 // -----------------------------------------------------------------------
1333 
1334 void ComboBox::UserDraw( const UserDrawEvent& )
1335 {
1336 }
1337 
1338 // -----------------------------------------------------------------------
1339 
1340 void ComboBox::SetUserItemSize( const Size& rSz )
1341 {
1342 	mpImplLB->GetMainWindow()->SetUserItemSize( rSz );
1343 }
1344 
1345 // -----------------------------------------------------------------------
1346 
1347 const Size& ComboBox::GetUserItemSize() const
1348 {
1349 	return mpImplLB->GetMainWindow()->GetUserItemSize();
1350 }
1351 
1352 // -----------------------------------------------------------------------
1353 
1354 void ComboBox::EnableUserDraw( sal_Bool bUserDraw )
1355 {
1356 	mpImplLB->GetMainWindow()->EnableUserDraw( bUserDraw );
1357 }
1358 
1359 // -----------------------------------------------------------------------
1360 
1361 sal_Bool ComboBox::IsUserDrawEnabled() const
1362 {
1363 	return mpImplLB->GetMainWindow()->IsUserDrawEnabled();
1364 }
1365 
1366 // -----------------------------------------------------------------------
1367 
1368 void ComboBox::DrawEntry( const UserDrawEvent& rEvt, sal_Bool bDrawImage, sal_Bool bDrawText, sal_Bool bDrawTextAtImagePos )
1369 {
1370 	DBG_ASSERT( rEvt.GetDevice() == mpImplLB->GetMainWindow(), "DrawEntry?!" );
1371 	mpImplLB->GetMainWindow()->DrawEntry( rEvt.GetItemId(), bDrawImage, bDrawText, bDrawTextAtImagePos );
1372 }
1373 
1374 // -----------------------------------------------------------------------
1375 
1376 void ComboBox::SetSeparatorPos( sal_uInt16 n )
1377 {
1378 	mpImplLB->SetSeparatorPos( n );
1379 }
1380 
1381 // -----------------------------------------------------------------------
1382 
1383 void ComboBox::SetSeparatorPos()
1384 {
1385 	mpImplLB->SetSeparatorPos( LISTBOX_ENTRY_NOTFOUND );
1386 }
1387 
1388 // -----------------------------------------------------------------------
1389 
1390 sal_uInt16 ComboBox::GetSeparatorPos() const
1391 {
1392 	return mpImplLB->GetSeparatorPos();
1393 }
1394 
1395 // -----------------------------------------------------------------------
1396 
1397 void ComboBox::SetMRUEntries( const XubString& rEntries, xub_Unicode cSep )
1398 {
1399 	mpImplLB->SetMRUEntries( rEntries, cSep );
1400 }
1401 
1402 // -----------------------------------------------------------------------
1403 
1404 XubString ComboBox::GetMRUEntries( xub_Unicode cSep ) const
1405 {
1406 	return mpImplLB->GetMRUEntries( cSep );
1407 }
1408 
1409 // -----------------------------------------------------------------------
1410 
1411 void ComboBox::SetMaxMRUCount( sal_uInt16 n )
1412 {
1413 	mpImplLB->SetMaxMRUCount( n );
1414 }
1415 
1416 // -----------------------------------------------------------------------
1417 
1418 sal_uInt16 ComboBox::GetMaxMRUCount() const
1419 {
1420 	return mpImplLB->GetMaxMRUCount();
1421 }
1422 
1423 // -----------------------------------------------------------------------
1424 
1425 sal_uInt16 ComboBox::GetDisplayLineCount() const
1426 {
1427     return mpImplLB->GetDisplayLineCount();
1428 }
1429 
1430 // -----------------------------------------------------------------------
1431 
1432 void ComboBox::SetEntryData( sal_uInt16 nPos, void* pNewData )
1433 {
1434 	mpImplLB->SetEntryData( nPos + mpImplLB->GetEntryList()->GetMRUCount(), pNewData );
1435 }
1436 
1437 // -----------------------------------------------------------------------
1438 
1439 void* ComboBox::GetEntryData( sal_uInt16 nPos ) const
1440 {
1441 	return mpImplLB->GetEntryList()->GetEntryData( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1442 }
1443 
1444 // -----------------------------------------------------------------------
1445 
1446 void ComboBox::SetTopEntry( sal_uInt16 nPos )
1447 {
1448 	mpImplLB->SetTopEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1449 }
1450 
1451 // -----------------------------------------------------------------------
1452 
1453 void ComboBox::ShowProminentEntry( sal_uInt16 nPos )
1454 {
1455 	mpImplLB->ShowProminentEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1456 }
1457 
1458 // -----------------------------------------------------------------------
1459 
1460 sal_uInt16 ComboBox::GetTopEntry() const
1461 {
1462 	sal_uInt16 nPos = GetEntryCount() ? mpImplLB->GetTopEntry() : LISTBOX_ENTRY_NOTFOUND;
1463 	if ( nPos < mpImplLB->GetEntryList()->GetMRUCount() )
1464 		nPos = 0;
1465 	return nPos;
1466 }
1467 
1468 // -----------------------------------------------------------------------
1469 
1470 void ComboBox::SetProminentEntryType( ProminentEntry eType )
1471 {
1472     mpImplLB->SetProminentEntryType( eType );
1473 }
1474 
1475 // -----------------------------------------------------------------------
1476 
1477 ProminentEntry ComboBox::GetProminentEntryType() const
1478 {
1479     return mpImplLB->GetProminentEntryType();
1480 }
1481 
1482 // -----------------------------------------------------------------------
1483 
1484 Rectangle ComboBox::GetDropDownPosSizePixel() const
1485 {
1486     return mpFloatWin ? mpFloatWin->GetWindowExtentsRelative( const_cast<ComboBox*>(this) ) : Rectangle();
1487 }
1488 
1489 // -----------------------------------------------------------------------
1490 
1491 Rectangle ComboBox::GetListPosSizePixel() const
1492 {
1493     return mpFloatWin ? Rectangle() : mpImplLB->GetMainWindow()->GetWindowExtentsRelative( const_cast<ComboBox*>(this) );
1494 }
1495 
1496 // -----------------------------------------------------------------------
1497 
1498 const Wallpaper& ComboBox::GetDisplayBackground() const
1499 {
1500     if( ! mpSubEdit->IsBackground() )
1501         return Control::GetDisplayBackground();
1502 
1503     const Wallpaper& rBack = mpSubEdit->GetBackground();
1504     if( ! rBack.IsBitmap() &&
1505         ! rBack.IsGradient() &&
1506         rBack.GetColor().GetColor() == COL_TRANSPARENT
1507         )
1508         return Control::GetDisplayBackground();
1509     return rBack;
1510 }
1511 // -----------------------------------------------------------------------------
1512 sal_uInt16 ComboBox::GetSelectEntryCount() const
1513 {
1514 	return mpImplLB->GetEntryList()->GetSelectEntryCount();
1515 }
1516 // -----------------------------------------------------------------------------
1517 sal_uInt16 ComboBox::GetSelectEntryPos( sal_uInt16 nIndex ) const
1518 {
1519 	sal_uInt16 nPos = mpImplLB->GetEntryList()->GetSelectEntryPos( nIndex );
1520 	if ( nPos != LISTBOX_ENTRY_NOTFOUND )
1521 	{
1522 		if ( nPos < mpImplLB->GetEntryList()->GetMRUCount() )
1523 			nPos = mpImplLB->GetEntryList()->FindEntry( mpImplLB->GetEntryList()->GetEntryText( nPos ) );
1524 		nPos = sal::static_int_cast<sal_uInt16>(nPos - mpImplLB->GetEntryList()->GetMRUCount());
1525 	}
1526 	return nPos;
1527 }
1528 // -----------------------------------------------------------------------------
1529 sal_Bool ComboBox::IsEntryPosSelected( sal_uInt16 nPos ) const
1530 {
1531 	return mpImplLB->GetEntryList()->IsEntryPosSelected( nPos + mpImplLB->GetEntryList()->GetMRUCount() );
1532 }
1533 // -----------------------------------------------------------------------------
1534 void ComboBox::SelectEntryPos( sal_uInt16 nPos, sal_Bool bSelect)
1535 {
1536 	if ( nPos < mpImplLB->GetEntryList()->GetEntryCount() )
1537 		mpImplLB->SelectEntry( nPos + mpImplLB->GetEntryList()->GetMRUCount(), bSelect );
1538 }
1539 // -----------------------------------------------------------------------------
1540 void ComboBox::SetNoSelection()
1541 {
1542 	mpImplLB->SetNoSelection();
1543 	mpSubEdit->SetText( String() );
1544 }
1545 // -----------------------------------------------------------------------------
1546 Rectangle ComboBox::GetBoundingRectangle( sal_uInt16 nItem ) const
1547 {
1548     Rectangle aRect = mpImplLB->GetMainWindow()->GetBoundingRectangle( nItem );
1549     Rectangle aOffset = mpImplLB->GetMainWindow()->GetWindowExtentsRelative( (Window*)this );
1550     aRect.Move( aOffset.TopLeft().X(), aOffset.TopLeft().Y() );
1551     return aRect;
1552 }
1553 // -----------------------------------------------------------------------------
1554 
1555 void ComboBox::SetBorderStyle( sal_uInt16 nBorderStyle )
1556 {
1557 	Window::SetBorderStyle( nBorderStyle );
1558 	if ( !IsDropDownBox() )
1559 	{
1560 		mpSubEdit->SetBorderStyle( nBorderStyle );
1561 		mpImplLB->SetBorderStyle( nBorderStyle );
1562 	}
1563 }
1564 // -----------------------------------------------------------------------------
1565 
1566 long ComboBox::GetIndexForPoint( const Point& rPoint, sal_uInt16& rPos ) const
1567 {
1568     if( !HasLayoutData() )
1569         FillLayoutData();
1570 
1571     // check whether rPoint fits at all
1572     long nIndex = Control::GetIndexForPoint( rPoint );
1573     if( nIndex != -1 )
1574     {
1575         // point must be either in main list window
1576         // or in impl window (dropdown case)
1577         ImplListBoxWindow* pMain = mpImplLB->GetMainWindow();
1578 
1579         // convert coordinates to ImplListBoxWindow pixel coordinate space
1580         Point aConvPoint = LogicToPixel( rPoint );
1581         aConvPoint = OutputToAbsoluteScreenPixel( aConvPoint );
1582         aConvPoint = pMain->AbsoluteScreenToOutputPixel( aConvPoint );
1583         aConvPoint = pMain->PixelToLogic( aConvPoint );
1584 
1585         // try to find entry
1586         sal_uInt16 nEntry = pMain->GetEntryPosForPoint( aConvPoint );
1587         if( nEntry == LISTBOX_ENTRY_NOTFOUND )
1588             nIndex = -1;
1589         else
1590             rPos = nEntry;
1591     }
1592 
1593     // get line relative index
1594     if( nIndex != -1 )
1595         nIndex = ToRelativeLineIndex( nIndex );
1596 
1597     return nIndex;
1598 }
1599