improved memory liberation (explicitly set to NULL after delete)
[wxWidgets.git] / src / mac / carbon / listbox.cpp
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: listbox.cpp
3 // Purpose: wxListBox
4 // Author: AUTHOR
5 // Modified by:
6 // Created: ??/??/98
7 // RCS-ID: $Id$
8 // Copyright: (c) AUTHOR
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 #ifdef __GNUG__
13 #pragma implementation "listbox.h"
14 #endif
15
16 #include "wx/app.h"
17 #include "wx/listbox.h"
18 #include "wx/settings.h"
19 #include "wx/toplevel.h"
20 #include "wx/dynarray.h"
21 #include "wx/log.h"
22
23 #include "wx/utils.h"
24
25 #if !USE_SHARED_LIBRARY
26 IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
27
28 BEGIN_EVENT_TABLE(wxListBox, wxControl)
29 EVT_SIZE( wxListBox::OnSize )
30 EVT_CHAR( wxListBox::OnChar )
31 END_EVENT_TABLE()
32 #endif
33
34 #include "wx/mac/uma.h"
35
36 #if PRAGMA_STRUCT_ALIGN
37 #pragma options align=mac68k
38 #elif PRAGMA_STRUCT_PACKPUSH
39 #pragma pack(push, 2)
40 #elif PRAGMA_STRUCT_PACK
41 #pragma pack(2)
42 #endif
43
44 typedef struct {
45 unsigned short instruction;
46 void (*function)();
47 } ldefRec, *ldefPtr, **ldefHandle;
48
49 #if PRAGMA_STRUCT_ALIGN
50 #pragma options align=reset
51 #elif PRAGMA_STRUCT_PACKPUSH
52 #pragma pack(pop)
53 #elif PRAGMA_STRUCT_PACK
54 #pragma pack()
55 #endif
56
57 extern "C"
58 {
59 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
60 Cell cell, short dataOffset, short dataLength,
61 ListHandle listHandle ) ;
62 }
63
64 static pascal void wxMacListDefinition( short message, Boolean isSelected, Rect *drawRect,
65 Cell cell, short dataOffset, short dataLength,
66 ListHandle listHandle )
67 {
68 GrafPtr savePort;
69 GrafPtr grafPtr;
70 RgnHandle savedClipRegion;
71 SInt32 savedPenMode;
72 wxListBox* list;
73 GetPort(&savePort);
74 SetPort((**listHandle).port);
75 grafPtr = (**listHandle).port ;
76 // typecast our refCon
77 list = (wxListBox*) GetControlReference( (ControlHandle) GetListRefCon(listHandle) );
78
79 // Calculate the cell rect.
80
81 switch( message ) {
82 case lInitMsg:
83 break;
84
85 case lCloseMsg:
86 break;
87
88 case lDrawMsg:
89 {
90 const wxString text = list->m_stringArray[cell.v] ;
91
92 // Save the current clip region, and set the clip region to the area we are about
93 // to draw.
94
95 savedClipRegion = NewRgn();
96 GetClip( savedClipRegion );
97
98 ClipRect( drawRect );
99 EraseRect( drawRect );
100
101 MoveTo(drawRect->left + 4 , drawRect->top + 10 );
102 ::TextFont( kFontIDMonaco ) ;
103 ::TextSize( 9 );
104 ::TextFace( 0 ) ;
105
106 DrawText(text, 0 , text.Length());
107 // If the cell is hilited, do the hilite now. Paint the cell contents with the
108 // appropriate QuickDraw transform mode.
109
110 if( isSelected ) {
111 savedPenMode = GetPortPenMode( (CGrafPtr) grafPtr );
112 SetPortPenMode( (CGrafPtr)grafPtr, hilitetransfermode );
113 PaintRect( drawRect );
114 SetPortPenMode( (CGrafPtr)grafPtr, savedPenMode );
115 }
116
117 // Restore the saved clip region.
118
119 SetClip( savedClipRegion );
120 DisposeRgn( savedClipRegion );
121 }
122 break;
123 case lHiliteMsg:
124
125 // Hilite or unhilite the cell. Paint the cell contents with the
126 // appropriate QuickDraw transform mode.
127
128 GetPort( &grafPtr );
129 savedPenMode = GetPortPenMode( (CGrafPtr)grafPtr );
130 SetPortPenMode( (CGrafPtr)grafPtr, hilitetransfermode );
131 PaintRect( drawRect );
132 SetPortPenMode( (CGrafPtr)grafPtr, savedPenMode );
133 break;
134 default :
135 break ;
136 }
137 SetPort(savePort);
138 }
139
140 extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ;
141 const short kwxMacListWithVerticalScrollbar = 128 ;
142 const short kwxMacListItemHeight = 14 ;
143
144 // ============================================================================
145 // list box control implementation
146 // ============================================================================
147
148 // Listbox item
149 wxListBox::wxListBox()
150 {
151 m_noItems = 0;
152 m_selected = 0;
153 m_macList = NULL ;
154 }
155
156 static ListDefUPP macListDefUPP = NULL ;
157
158 bool wxListBox::Create(wxWindow *parent, wxWindowID id,
159 const wxPoint& pos,
160 const wxSize& size,
161 int n, const wxString choices[],
162 long style,
163 const wxValidator& validator,
164 const wxString& name)
165 {
166 m_noItems = 0 ; // this will be increased by our append command
167 m_selected = 0;
168
169 Rect bounds ;
170 Str255 title ;
171
172 MacPreControlCreate( parent , id , "" , pos , size ,style, validator , name , &bounds , title ) ;
173
174 ListDefSpec listDef;
175 listDef.defType = kListDefUserProcType;
176 if ( macListDefUPP == NULL )
177 {
178 macListDefUPP = NewListDefUPP( wxMacListDefinition );
179 }
180 listDef.u.userProc = macListDefUPP ;
181
182 #if TARGET_CARBON
183 Size asize;
184
185
186 CreateListBoxControl( MAC_WXHWND(parent->MacGetRootWindow()), &bounds, false, 0, 1, false, true,
187 kwxMacListItemHeight, kwxMacListItemHeight, false, &listDef, (ControlRef *)&m_macControl );
188
189 GetControlData( (ControlHandle) m_macControl, kControlNoPart, kControlListBoxListHandleTag,
190 sizeof(ListHandle), (Ptr) &m_macList, &asize);
191
192 SetControlReference( (ControlHandle) m_macControl, (long) this);
193 SetControlVisibility( (ControlHandle) m_macControl, false, false);
194
195 #else
196
197 long result ;
198 wxStAppResource resload ;
199 m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false ,
200 kwxMacListWithVerticalScrollbar , 0 , 0,
201 kControlListBoxProc , (long) this ) ;
202 ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxListHandleTag ,
203 sizeof( ListHandle ) , (char*) &m_macList , &result ) ;
204
205 HLock( (Handle) m_macList ) ;
206 ldefHandle ldef ;
207 ldef = (ldefHandle) NewHandle( sizeof(ldefRec) ) ;
208 if ( (**(ListHandle)m_macList).listDefProc != NULL )
209 {
210 (**ldef).instruction = 0x4EF9; /* JMP instruction */
211 (**ldef).function = (void(*)()) listDef.u.userProc;
212 (**(ListHandle)m_macList).listDefProc = (Handle) ldef ;
213 }
214
215 Point pt = (**(ListHandle)m_macList).cellSize ;
216 pt.v = kwxMacListItemHeight ;
217 LCellSize( pt , (ListHandle)m_macList ) ;
218 LAddColumn( 1 , 0 , (ListHandle)m_macList ) ;
219 #endif
220 OptionBits options = 0;
221 if ( style & wxLB_MULTIPLE )
222 {
223 options += lNoExtend ;
224 }
225 else if ( style & wxLB_EXTENDED )
226 {
227 options += lExtendDrag ;
228 }
229 else
230 {
231 options = lOnlyOne ;
232 }
233 SetListSelectionFlags((ListHandle)m_macList, options);
234
235 MacPostControlCreate() ;
236
237 for ( int i = 0 ; i < n ; i++ )
238 {
239 Append( choices[i] ) ;
240 }
241
242 LSetDrawingMode( true , (ListHandle)m_macList ) ;
243
244 return TRUE;
245 }
246
247 wxListBox::~wxListBox()
248 {
249 Free() ;
250 if ( m_macList )
251 {
252 #if !TARGET_CARBON
253 DisposeHandle( (**(ListHandle)m_macList).listDefProc ) ;
254 (**(ListHandle)m_macList).listDefProc = NULL ;
255 #endif
256 m_macList = NULL ;
257 }
258 }
259
260 void wxListBox::Free()
261 {
262 #if wxUSE_OWNER_DRAWN
263 if ( m_windowStyle & wxLB_OWNERDRAW )
264 {
265 size_t uiCount = m_aItems.Count();
266 while ( uiCount-- != 0 ) {
267 delete m_aItems[uiCount];
268 m_aItems[uiCount] = NULL;
269 }
270
271 m_aItems.Clear();
272 }
273 else
274 #endif // wxUSE_OWNER_DRAWN
275 if ( HasClientObjectData() )
276 {
277 for ( size_t n = 0; n < (size_t)m_noItems; n++ )
278 {
279 delete GetClientObject(n);
280 }
281 }
282 }
283
284 void wxListBox::DoSetSize(int x, int y,
285 int width, int height,
286 int sizeFlags )
287 {
288 wxControl::DoSetSize( x , y , width , height , sizeFlags ) ;
289 #if TARGET_CARBON
290 Rect bounds ;
291 GetControlBounds( (ControlHandle) m_macControl , &bounds ) ;
292 ControlRef control = GetListVerticalScrollBar( (ListHandle)m_macList ) ;
293 if ( control )
294 {
295 Rect scrollbounds ;
296 GetControlBounds( control , &scrollbounds ) ;
297 if( scrollbounds.right != bounds.right + 1 )
298 {
299 UMAMoveControl( control , bounds.right - (scrollbounds.right - scrollbounds.left) + 1 ,
300 scrollbounds.top ) ;
301 }
302 }
303 #endif
304 }
305 void wxListBox::DoSetFirstItem(int N)
306 {
307 MacScrollTo( N ) ;
308 }
309
310 void wxListBox::Delete(int N)
311 {
312 wxCHECK_RET( N >= 0 && N < m_noItems,
313 wxT("invalid index in wxListBox::Delete") );
314
315 #if wxUSE_OWNER_DRAWN
316 delete m_aItems[N];
317 m_aItems.RemoveAt(N);
318 #else // !wxUSE_OWNER_DRAWN
319 if ( HasClientObjectData() )
320 {
321 delete GetClientObject(N);
322 }
323 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
324 m_stringArray.RemoveAt( N ) ;
325 m_dataArray.RemoveAt( N ) ;
326 m_noItems --;
327
328 MacDelete( N ) ;
329 }
330
331 int wxListBox::DoAppend(const wxString& item)
332 {
333 int index = m_noItems ;
334 if( wxApp::s_macDefaultEncodingIsPC )
335 {
336 m_stringArray.Add( wxMacMakeMacStringFromPC( item ) ) ;
337 m_dataArray.Add( NULL );
338 }
339 else {
340 m_stringArray.Add( item ) ;
341 m_dataArray.Add( NULL );
342 }
343 m_noItems ++;
344 DoSetItemClientData( index , NULL ) ;
345 MacAppend( item ) ;
346
347 return index ;
348 }
349
350 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
351 {
352 MacSetRedraw( false ) ;
353 Clear() ;
354 int n = choices.GetCount();
355
356 for( int i = 0 ; i < n ; ++i )
357 {
358 if ( clientData )
359 {
360 #if wxUSE_OWNER_DRAWN
361 wxASSERT_MSG(clientData[i] == NULL,
362 wxT("Can't use client data with owner-drawn listboxes"));
363 #else // !wxUSE_OWNER_DRAWN
364 Append( choices[i] , clientData[i] ) ;
365 #endif
366 }
367 else
368 Append( choices[i] ) ;
369 }
370
371 #if wxUSE_OWNER_DRAWN
372 if ( m_windowStyle & wxLB_OWNERDRAW ) {
373 // first delete old items
374 size_t ui = m_aItems.Count();
375 while ( ui-- != 0 ) {
376 delete m_aItems[ui];
377 m_aItems[ui] = NULL;
378 }
379 m_aItems.Empty();
380
381 // then create new ones
382 for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
383 wxOwnerDrawn *pNewItem = CreateItem(ui);
384 pNewItem->SetName(choices[ui]);
385 m_aItems.Add(pNewItem);
386 }
387 }
388 #endif // wxUSE_OWNER_DRAWN
389 MacSetRedraw( true ) ;
390 }
391
392 bool wxListBox::HasMultipleSelection() const
393 {
394 return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED);
395 }
396
397 int wxListBox::FindString(const wxString& st) const
398 {
399 wxString s ;
400 if( wxApp::s_macDefaultEncodingIsPC )
401 {
402 s = wxMacMakeMacStringFromPC( st ) ;
403 }
404 else
405 s = st ;
406
407 if ( s.Right(1) == "*" )
408 {
409 wxString search = s.Left( s.Length() - 1 ) ;
410 int len = search.Length() ;
411 Str255 s1 , s2 ;
412
413 #if TARGET_CARBON
414 c2pstrcpy( (StringPtr) s2 , search.c_str() ) ;
415 #else
416 strcpy( (char *) s2 , search.c_str() ) ;
417 c2pstr( (char *) s2 ) ;
418 #endif
419
420 for ( int i = 0 ; i < m_noItems ; ++ i )
421 {
422 #if TARGET_CARBON
423 c2pstrcpy( (StringPtr) s1 , m_stringArray[i].Left( len ).c_str() ) ;
424 #else
425 strcpy( (char *) s1 , m_stringArray[i].Left( len ).c_str() ) ;
426 c2pstr( (char *) s1 ) ;
427 #endif
428 if ( EqualString( s1 , s2 , false , false ) )
429 return i ;
430 }
431 if ( s.Left(1) == "*" && s.Length() > 1 )
432 {
433 s = st ;
434 s.MakeLower() ;
435 for ( int i = 0 ; i < m_noItems ; ++i )
436 {
437 if ( GetString(i).Lower().Matches(s) )
438 return i ;
439 }
440 }
441
442 }
443 else
444 {
445 Str255 s1 , s2 ;
446
447 #if TARGET_CARBON
448 c2pstrcpy( (StringPtr) s2 , s.c_str() ) ;
449 #else
450 strcpy( (char *) s2 , s.c_str() ) ;
451 c2pstr( (char *) s2 ) ;
452 #endif
453
454 for ( int i = 0 ; i < m_noItems ; ++ i )
455 {
456 #if TARGET_CARBON
457 c2pstrcpy( (StringPtr) s1 , m_stringArray[i].c_str() ) ;
458 #else
459 strcpy( (char *) s1 , m_stringArray[i].c_str() ) ;
460 c2pstr( (char *) s1 ) ;
461 #endif
462 if ( EqualString( s1 , s2 , false , false ) )
463 return i ;
464 }
465 }
466 return -1;
467 }
468
469 void wxListBox::Clear()
470 {
471 Free();
472 m_noItems = 0;
473 m_stringArray.Empty() ;
474 m_dataArray.Empty() ;
475 MacClear() ;
476 }
477
478 void wxListBox::SetSelection(int N, bool select)
479 {
480 wxCHECK_RET( N >= 0 && N < m_noItems,
481 "invalid index in wxListBox::SetSelection" );
482 MacSetSelection( N , select ) ;
483 GetSelections( m_selectionPreImage ) ;
484 }
485
486 bool wxListBox::IsSelected(int N) const
487 {
488 wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE,
489 "invalid index in wxListBox::Selected" );
490
491 return MacIsSelected( N ) ;
492 }
493
494 void *wxListBox::DoGetItemClientData(int N) const
495 {
496 wxCHECK_MSG( N >= 0 && N < m_noItems, NULL,
497 wxT("invalid index in wxListBox::GetClientData"));
498
499 return (void *)m_dataArray[N];
500 }
501
502 wxClientData *wxListBox::DoGetItemClientObject(int N) const
503 {
504 return (wxClientData *) DoGetItemClientData( N ) ;
505 }
506
507 void wxListBox::DoSetItemClientData(int N, void *Client_data)
508 {
509 wxCHECK_RET( N >= 0 && N < m_noItems,
510 "invalid index in wxListBox::SetClientData" );
511
512 #if wxUSE_OWNER_DRAWN
513 if ( m_windowStyle & wxLB_OWNERDRAW )
514 {
515 // client data must be pointer to wxOwnerDrawn, otherwise we would crash
516 // in OnMeasure/OnDraw.
517 wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
518 }
519 #endif // wxUSE_OWNER_DRAWN
520 wxASSERT_MSG( m_dataArray.GetCount() >= N , "invalid client_data array" ) ;
521
522 if ( m_dataArray.GetCount() > N )
523 {
524 m_dataArray[N] = (char*) Client_data ;
525 }
526 else
527 {
528 m_dataArray.Add( (char*) Client_data ) ;
529 }
530 }
531
532 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
533 {
534 DoSetItemClientData(n, clientData);
535 }
536
537 // Return number of selections and an array of selected integers
538 int wxListBox::GetSelections(wxArrayInt& aSelections) const
539 {
540 return MacGetSelections( aSelections ) ;
541 }
542
543 // Get single selection, for single choice list items
544 int wxListBox::GetSelection() const
545 {
546 return MacGetSelection() ;
547 }
548
549 // Find string for position
550 wxString wxListBox::GetString(int N) const
551 {
552 if( wxApp::s_macDefaultEncodingIsPC )
553 {
554 return wxMacMakePCStringFromMac( m_stringArray[N] ) ;
555 }
556 else
557 return m_stringArray[N] ;
558 }
559
560 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
561 {
562 wxCHECK_RET( pos >= 0 && pos <= m_noItems,
563 wxT("invalid index in wxListBox::InsertItems") );
564
565 int nItems = items.GetCount();
566
567 for ( int i = 0 ; i < nItems ; i++ )
568 {
569 m_stringArray.Insert( items[i] , pos + i ) ;
570 m_dataArray.Insert( NULL , pos + i ) ;
571 MacInsert( pos + i , items[i] ) ;
572 }
573
574 m_noItems += nItems;
575 }
576
577 void wxListBox::SetString(int N, const wxString& s)
578 {
579 wxString str ;
580 if( wxApp::s_macDefaultEncodingIsPC )
581 {
582 str = wxMacMakeMacStringFromPC( s ) ;
583 }
584 else
585 str = s ;
586 m_stringArray[N] = str ;
587 MacSet( N , s ) ;
588 }
589
590 wxSize wxListBox::DoGetBestSize() const
591 {
592 return wxSize(100, 100);
593 }
594
595 int wxListBox::GetCount() const
596 {
597 return m_noItems;
598 }
599
600 void wxListBox::SetupColours()
601 {
602 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
603 SetForegroundColour(GetParent()->GetForegroundColour());
604 }
605
606 void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
607 {
608 wxControl::Refresh( eraseBack , rect ) ;
609 // MacRedrawControl() ;
610 }
611
612 #if wxUSE_OWNER_DRAWN
613
614 class wxListBoxItem : public wxOwnerDrawn
615 {
616 public:
617 wxListBoxItem(const wxString& str = "");
618 };
619
620 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
621 {
622 // no bitmaps/checkmarks
623 SetMarginWidth(0);
624 }
625
626 wxOwnerDrawn *wxListBox::CreateItem(size_t n)
627 {
628 return new wxListBoxItem();
629 }
630
631 #endif //USE_OWNER_DRAWN
632
633 // ============================================================================
634 // list box control implementation
635 // ============================================================================
636
637 void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon)
638 {
639 wxListBox* list;
640 // typecast our refCon
641 list = (wxListBox*)refCon;
642
643 MoveTo(cellRect->left + 4 , cellRect->top + 10 );
644 const wxString text = list->m_stringArray[lCell.v] ;
645 ::TextFont( kFontIDMonaco ) ;
646 ::TextSize( 9 );
647 ::TextFace( 0 ) ;
648 DrawText(text, 0 , text.Length());
649
650 }
651
652 void wxListBox::MacDelete( int N )
653 {
654 LDelRow( 1 , N , (ListHandle)m_macList) ;
655 Refresh();
656 }
657
658 void wxListBox::MacInsert( int n , const char * text)
659 {
660 Cell cell = { 0 , 0 } ;
661 cell.v = n ;
662 LAddRow( 1 , cell.v , (ListHandle)m_macList ) ;
663 // LSetCell(text, strlen(text), cell, m_macList);
664 Refresh();
665 }
666
667 void wxListBox::MacAppend( const char * text)
668 {
669 Cell cell = { 0 , 0 } ;
670 cell.v = (**(ListHandle)m_macList).dataBounds.bottom ;
671 LAddRow( 1 , cell.v , (ListHandle)m_macList ) ;
672 // LSetCell(text, strlen(text), cell, m_macList);
673 Refresh();
674 }
675
676 void wxListBox::MacClear()
677 {
678 LDelRow( (**(ListHandle)m_macList).dataBounds.bottom , 0 ,(ListHandle) m_macList ) ;
679 Refresh();
680 }
681
682 void wxListBox::MacSetSelection( int n , bool select )
683 {
684 Cell cell = { 0 , 0 } ;
685 if ( ! (m_windowStyle & wxLB_MULTIPLE) )
686 {
687 if ( LGetSelect( true , &cell , (ListHandle)m_macList ) )
688 {
689 LSetSelect( false , cell , (ListHandle)m_macList ) ;
690 }
691 }
692
693 cell.v = n ;
694 LSetSelect( select , cell , (ListHandle)m_macList ) ;
695 LAutoScroll( (ListHandle)m_macList ) ;
696 Refresh();
697 }
698
699 bool wxListBox::MacIsSelected( int n ) const
700 {
701 Cell cell = { 0 , 0 } ;
702 cell.v = n ;
703 return LGetSelect( false , &cell , (ListHandle)m_macList ) ;
704 }
705
706 void wxListBox::MacDestroy()
707 {
708 // DisposeExtLDEFInfo( m_macList ) ;
709 }
710
711 int wxListBox::MacGetSelection() const
712 {
713 Cell cell = { 0 , 0 } ;
714 if ( LGetSelect( true , &cell , (ListHandle)m_macList ) )
715 return cell.v ;
716 else
717 return -1 ;
718 }
719
720 int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const
721 {
722 int no_sel = 0 ;
723
724 aSelections.Empty();
725
726 Cell cell = { 0 , 0 } ;
727 cell.v = 0 ;
728
729 while ( LGetSelect( true , &cell ,(ListHandle) m_macList ) )
730 {
731 aSelections.Add( cell.v ) ;
732 no_sel++ ;
733 cell.v++ ;
734 }
735 return no_sel ;
736 }
737
738 void wxListBox::MacSet( int n , const char * text )
739 {
740 // our implementation does not store anything in the list
741 // so we just have to redraw
742 Cell cell = { 0 , 0 } ;
743 cell.v = n ;
744 // LSetCell(text, strlen(text), cell, m_macList);
745 Refresh();
746 }
747
748 void wxListBox::MacScrollTo( int n )
749 {
750 // TODO implement scrolling
751 }
752
753 void wxListBox::OnSize( const wxSizeEvent &event)
754 {
755 Point pt;
756
757 #if TARGET_CARBON
758 GetListCellSize((ListHandle)m_macList, &pt);
759 #else
760 pt = (**(ListHandle)m_macList).cellSize ;
761 #endif
762 pt.h = m_width - 15 ;
763 LCellSize( pt , (ListHandle)m_macList ) ;
764 }
765
766 void wxListBox::MacHandleControlClick( WXWidget control , wxInt16 controlpart )
767 {
768 Boolean wasDoubleClick = false ;
769 long result ;
770
771 ::GetControlData( (ControlHandle) m_macControl , kControlNoPart , kControlListBoxDoubleClickTag , sizeof( wasDoubleClick ) , (char*) &wasDoubleClick , &result ) ;
772 if ( !wasDoubleClick )
773 {
774 MacDoClick() ;
775 }
776 else
777 {
778 MacDoDoubleClick() ;
779 }
780 }
781
782 void wxListBox::MacSetRedraw( bool doDraw )
783 {
784 LSetDrawingMode( doDraw , (ListHandle)m_macList ) ;
785
786 }
787
788 void wxListBox::MacDoClick()
789 {
790 wxArrayInt aSelections;
791 int n, count = GetSelections(aSelections);
792
793 if ( count == m_selectionPreImage.GetCount() )
794 {
795 bool hasChanged = false ;
796 for ( int i = 0 ; i < count ; ++i )
797 {
798 if ( aSelections[i] != m_selectionPreImage[i] )
799 {
800 hasChanged = true ;
801 break ;
802 }
803 }
804 if ( !hasChanged )
805 {
806 return ;
807 }
808 }
809
810 m_selectionPreImage = aSelections;
811
812 wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
813 event.SetEventObject( this );
814
815 if ( count > 0 )
816 {
817 n = aSelections[0];
818 if ( HasClientObjectData() )
819 event.SetClientObject( GetClientObject(n) );
820 else if ( HasClientUntypedData() )
821 event.SetClientData( GetClientData(n) );
822 event.SetString( GetString(n) );
823 }
824 else
825 {
826 n = -1;
827 }
828
829 event.m_commandInt = n;
830
831 GetEventHandler()->ProcessEvent(event);
832 }
833
834 void wxListBox::MacDoDoubleClick()
835 {
836 wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId);
837 event.SetEventObject( this );
838 GetEventHandler()->ProcessEvent(event) ;
839 }
840
841 static long sLastTypeIn = 0 ;
842
843 void wxListBox::OnChar(wxKeyEvent& event)
844 {
845 EventRecord *ev = (EventRecord*) (wxTheApp->MacGetCurrentEvent() ) ;
846 short keycode ;
847 short keychar ;
848 keychar = short(ev->message & charCodeMask);
849 keycode = short(ev->message & keyCodeMask) >> 8 ;
850 if ( event.KeyCode() == WXK_SPACE )
851 {
852 wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
853 event.SetEventObject( this );
854
855 wxArrayInt aSelections;
856 int n, count = GetSelections(aSelections);
857 if ( count > 0 )
858 {
859 n = aSelections[0];
860 if ( HasClientObjectData() )
861 event.SetClientObject( GetClientObject(n) );
862 else if ( HasClientUntypedData() )
863 event.SetClientData( GetClientData(n) );
864 event.SetString( GetString(n) );
865 }
866 else
867 {
868 n = -1;
869 }
870
871 event.m_commandInt = n;
872
873 GetEventHandler()->ProcessEvent(event);
874 }
875 else if ( event.KeyCode() == WXK_DOWN || event.KeyCode() == WXK_UP )
876 {
877 // default handling
878 event.Skip() ;
879 // ::HandleControlKey( (ControlHandle) m_macControl , keycode , keychar , ev->modifiers ) ;
880 }
881 else
882 {
883 if ( ev->when > m_lastTypeIn + 60 )
884 {
885 m_typeIn = "" ;
886 }
887 m_lastTypeIn = ev->when ;
888 m_typeIn += (char) event.KeyCode() ;
889 int line = FindString("*"+m_typeIn+"*") ;
890 if ( line >= 0 )
891 {
892 SetSelection(line) ;
893 }
894 }
895 }
896