]>
Commit | Line | Data |
---|---|---|
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/listbox.h" | |
17 | #include "wx/settings.h" | |
18 | #include "wx/dynarray.h" | |
19 | #include "wx/log.h" | |
20 | ||
21 | #include "wx/utils.h" | |
22 | #include "extldef.h" | |
23 | ||
24 | IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl) | |
25 | ||
26 | BEGIN_EVENT_TABLE(wxListBox, wxControl) | |
27 | EVT_SIZE( wxListBox::OnSize ) | |
28 | END_EVENT_TABLE() | |
29 | ||
30 | #include <wx/mac/uma.h> | |
31 | ||
32 | extern "C" void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) ; | |
33 | const short kwxMacListWithVerticalScrollbar = 128 ; | |
34 | ||
35 | // ============================================================================ | |
36 | // list box control implementation | |
37 | // ============================================================================ | |
38 | ||
39 | // Listbox item | |
40 | wxListBox::wxListBox() | |
41 | { | |
42 | m_noItems = 0; | |
43 | m_selected = 0; | |
44 | } | |
45 | ||
46 | bool wxListBox::Create(wxWindow *parent, wxWindowID id, | |
47 | const wxPoint& pos, | |
48 | const wxSize& size, | |
49 | int n, const wxString choices[], | |
50 | long style, | |
51 | const wxValidator& validator, | |
52 | const wxString& name) | |
53 | { | |
54 | m_noItems = 0 ; // this will be increased by our append command | |
55 | m_selected = 0; | |
56 | ||
57 | Rect bounds ; | |
58 | Str255 title ; | |
59 | m_macHorizontalBorder = 5 ; // additional pixels around the real control | |
60 | m_macVerticalBorder = 5 ; | |
61 | ||
62 | MacPreControlCreate( parent , id , "" , pos , size ,style, validator , name , &bounds , title ) ; | |
63 | ||
64 | m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , kwxMacListWithVerticalScrollbar , 0 , 0, | |
65 | kControlListBoxProc , (long) this ) ; | |
66 | ||
67 | long result ; | |
68 | UMAGetControlData( m_macControl , kControlNoPart , kControlListBoxListHandleTag , sizeof( ListHandle ) , (char*) &m_macList , &result ) ; | |
69 | ||
70 | NewExtLDEFInfo( m_macList , MacDrawStringCell , (long) this ) ; | |
71 | (**m_macList).selFlags = 0 ; | |
72 | if ( style & wxLB_MULTIPLE ) | |
73 | { | |
74 | (**m_macList).selFlags += lNoExtend ; | |
75 | } | |
76 | else if ( style & wxLB_EXTENDED ) | |
77 | { | |
78 | (**m_macList).selFlags += lExtendDrag ; | |
79 | } | |
80 | else | |
81 | { | |
82 | (**m_macList).selFlags = lOnlyOne ; | |
83 | } | |
84 | Point pt = (**m_macList).cellSize ; | |
85 | pt.v = 14 ; | |
86 | LCellSize( pt , m_macList ) ; | |
87 | ||
88 | LAddColumn( 1 , 0 , m_macList ) ; | |
89 | ||
90 | MacPostControlCreate() ; | |
91 | ||
92 | ControlFontStyleRec controlstyle ; | |
93 | controlstyle.flags = kControlUseFontMask + kControlUseSizeMask ; | |
94 | //controlstyle.font = kControlFontSmallSystemFont ; | |
95 | controlstyle.font = kFontIDMonaco ; | |
96 | controlstyle.size = 9 ; | |
97 | ::UMASetControlFontStyle( m_macControl , &controlstyle ) ; | |
98 | ||
99 | for ( int i = 0 ; i < n ; i++ ) | |
100 | { | |
101 | Append( choices[i] ) ; | |
102 | } | |
103 | ||
104 | LSetDrawingMode( true , m_macList ) ; | |
105 | ||
106 | return TRUE; | |
107 | } | |
108 | ||
109 | wxListBox::~wxListBox() | |
110 | { | |
111 | Free() ; | |
112 | DisposeExtLDEFInfo( m_macList ) ; | |
113 | } | |
114 | ||
115 | void wxListBox::Free() | |
116 | { | |
117 | #if wxUSE_OWNER_DRAWN | |
118 | if ( m_windowStyle & wxLB_OWNERDRAW ) | |
119 | { | |
120 | size_t uiCount = m_aItems.Count(); | |
121 | while ( uiCount-- != 0 ) { | |
122 | delete m_aItems[uiCount]; | |
123 | } | |
124 | ||
125 | m_aItems.Clear(); | |
126 | } | |
127 | else | |
128 | #endif // wxUSE_OWNER_DRAWN | |
129 | if ( HasClientObjectData() ) | |
130 | { | |
131 | for ( size_t n = 0; n < (size_t)m_noItems; n++ ) | |
132 | { | |
133 | delete GetClientObject(n); | |
134 | } | |
135 | } | |
136 | } | |
137 | ||
138 | void wxListBox::DoSetFirstItem(int N) | |
139 | { | |
140 | MacScrollTo( N ) ; | |
141 | } | |
142 | ||
143 | void wxListBox::Delete(int N) | |
144 | { | |
145 | wxCHECK_RET( N >= 0 && N < m_noItems, | |
146 | wxT("invalid index in wxListBox::Delete") ); | |
147 | ||
148 | #if wxUSE_OWNER_DRAWN | |
149 | delete m_aItems[N]; | |
150 | m_aItems.Remove(N); | |
151 | #else // !wxUSE_OWNER_DRAWN | |
152 | if ( HasClientObjectData() ) | |
153 | { | |
154 | delete GetClientObject(N); | |
155 | } | |
156 | #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN | |
157 | m_stringArray.Remove( N ) ; | |
158 | m_dataArray.Remove( N ) ; | |
159 | m_noItems --; | |
160 | ||
161 | MacDelete( N ) ; | |
162 | } | |
163 | ||
164 | int wxListBox::DoAppend(const wxString& item) | |
165 | { | |
166 | int index = m_noItems ; | |
167 | if( wxApp::s_macDefaultEncodingIsPC ) | |
168 | { | |
169 | m_stringArray.Add( wxMacMakeMacStringFromPC( item ) ) ; | |
170 | } | |
171 | else | |
172 | m_stringArray.Add( item ) ; | |
173 | m_noItems ++; | |
174 | MacAppend( item ) ; | |
175 | ||
176 | return index ; | |
177 | } | |
178 | ||
179 | void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData) | |
180 | { | |
181 | MacSetRedraw( false ) ; | |
182 | Clear() ; | |
183 | int n = choices.GetCount(); | |
184 | ||
185 | for( int i = 0 ; i < n ; ++i ) | |
186 | { | |
187 | if ( clientData ) | |
188 | { | |
189 | #if wxUSE_OWNER_DRAWN | |
190 | wxASSERT_MSG(clientData[i] == NULL, | |
191 | wxT("Can't use client data with owner-drawn listboxes")); | |
192 | #else // !wxUSE_OWNER_DRAWN | |
193 | Append( choices[i] , clientData[i] ) ; | |
194 | #endif | |
195 | } | |
196 | else | |
197 | Append( choices[i] ) ; | |
198 | } | |
199 | ||
200 | #if wxUSE_OWNER_DRAWN | |
201 | if ( m_windowStyle & wxLB_OWNERDRAW ) { | |
202 | // first delete old items | |
203 | size_t ui = m_aItems.Count(); | |
204 | while ( ui-- != 0 ) { | |
205 | delete m_aItems[ui]; | |
206 | } | |
207 | m_aItems.Empty(); | |
208 | ||
209 | // then create new ones | |
210 | for ( ui = 0; ui < (size_t)m_noItems; ui++ ) { | |
211 | wxOwnerDrawn *pNewItem = CreateItem(ui); | |
212 | pNewItem->SetName(choices[ui]); | |
213 | m_aItems.Add(pNewItem); | |
214 | } | |
215 | } | |
216 | #endif // wxUSE_OWNER_DRAWN | |
217 | MacSetRedraw( true ) ; | |
218 | } | |
219 | ||
220 | bool wxListBox::HasMultipleSelection() const | |
221 | { | |
222 | return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED); | |
223 | } | |
224 | ||
225 | int wxListBox::FindString(const wxString& st) const | |
226 | { | |
227 | wxString s ; | |
228 | if( wxApp::s_macDefaultEncodingIsPC ) | |
229 | { | |
230 | s = wxMacMakeMacStringFromPC( st ) ; | |
231 | } | |
232 | else | |
233 | s = st ; | |
234 | ||
235 | if ( s.Right(1) == "*" ) | |
236 | { | |
237 | wxString search = s.Left( s.Length() - 1 ) ; | |
238 | int len = search.Length() ; | |
239 | for ( int i = 0 ; i < m_noItems ; ++ i ) | |
240 | { | |
241 | if ( equalstring( m_stringArray[i].Left( len ) , search , false , false ) ) | |
242 | return i ; | |
243 | } | |
244 | } | |
245 | else | |
246 | { | |
247 | for ( int i = 0 ; i < m_noItems ; ++ i ) | |
248 | { | |
249 | if ( equalstring( m_stringArray[i] , s , false , false ) ) | |
250 | return i ; | |
251 | } | |
252 | } | |
253 | return -1; | |
254 | } | |
255 | ||
256 | void wxListBox::Clear() | |
257 | { | |
258 | Free(); | |
259 | m_noItems = 0; | |
260 | m_stringArray.Empty() ; | |
261 | m_dataArray.Empty() ; | |
262 | MacClear() ; | |
263 | } | |
264 | ||
265 | void wxListBox::SetSelection(int N, bool select) | |
266 | { | |
267 | wxCHECK_RET( N >= 0 && N < m_noItems, | |
268 | "invalid index in wxListBox::SetSelection" ); | |
269 | MacSetSelection( N , select ) ; | |
270 | } | |
271 | ||
272 | bool wxListBox::IsSelected(int N) const | |
273 | { | |
274 | wxCHECK_MSG( N >= 0 && N < m_noItems, FALSE, | |
275 | "invalid index in wxListBox::Selected" ); | |
276 | ||
277 | return MacIsSelected( N ) ; | |
278 | } | |
279 | ||
280 | void *wxListBox::DoGetItemClientData(int N) const | |
281 | { | |
282 | wxCHECK_MSG( N >= 0 && N < m_noItems, NULL, | |
283 | "invalid index in wxListBox::GetClientData" ); | |
284 | ||
285 | return (void *)m_dataArray[N]; | |
286 | } | |
287 | ||
288 | wxClientData *wxListBox::DoGetItemClientObject(int N) const | |
289 | { | |
290 | return (wxClientData *) DoGetItemClientData( N ) ; | |
291 | } | |
292 | ||
293 | void wxListBox::DoSetItemClientData(int N, void *Client_data) | |
294 | { | |
295 | wxCHECK_RET( N >= 0 && N < m_noItems, | |
296 | "invalid index in wxListBox::SetClientData" ); | |
297 | ||
298 | #if wxUSE_OWNER_DRAWN | |
299 | if ( m_windowStyle & wxLB_OWNERDRAW ) | |
300 | { | |
301 | // client data must be pointer to wxOwnerDrawn, otherwise we would crash | |
302 | // in OnMeasure/OnDraw. | |
303 | wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes")); | |
304 | } | |
305 | #endif // wxUSE_OWNER_DRAWN | |
306 | wxASSERT_MSG( m_dataArray.GetCount() >= N , "invalid client_data array" ) ; | |
307 | ||
308 | if ( m_dataArray.GetCount() > N ) | |
309 | { | |
310 | m_dataArray[N] = (char*) Client_data ; | |
311 | } | |
312 | else | |
313 | { | |
314 | m_dataArray.Add( (char*) Client_data ) ; | |
315 | } | |
316 | } | |
317 | ||
318 | void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData) | |
319 | { | |
320 | DoSetItemClientData(n, clientData); | |
321 | } | |
322 | ||
323 | // Return number of selections and an array of selected integers | |
324 | int wxListBox::GetSelections(wxArrayInt& aSelections) const | |
325 | { | |
326 | return MacGetSelections( aSelections ) ; | |
327 | ||
328 | /* TODO | |
329 | if ((m_windowStyle & wxLB_MULTIMacE) || (m_windowStyle & wxLB_EXTENDED)) | |
330 | { | |
331 | int no_sel = ?? | |
332 | for ( int n = 0; n < no_sel; n++ ) | |
333 | aSelections.Add(??); | |
334 | ||
335 | return no_sel; | |
336 | } | |
337 | else // single-selection listbox | |
338 | { | |
339 | aSelections.Add(??); | |
340 | ||
341 | return 1; | |
342 | } | |
343 | */ | |
344 | } | |
345 | ||
346 | // Get single selection, for single choice list items | |
347 | int wxListBox::GetSelection() const | |
348 | { | |
349 | return MacGetSelection() ; | |
350 | } | |
351 | ||
352 | // Find string for position | |
353 | wxString wxListBox::GetString(int N) const | |
354 | { | |
355 | if( wxApp::s_macDefaultEncodingIsPC ) | |
356 | { | |
357 | return wxMacMakePCStringFromMac( m_stringArray[N] ) ; | |
358 | } | |
359 | else | |
360 | return m_stringArray[N] ; | |
361 | } | |
362 | ||
363 | void wxListBox::DoInsertItems(const wxArrayString& items, int pos) | |
364 | { | |
365 | wxCHECK_RET( pos >= 0 && pos <= m_noItems, | |
366 | wxT("invalid index in wxListBox::InsertItems") ); | |
367 | ||
368 | int nItems = items.GetCount(); | |
369 | ||
370 | for ( int i = 0 ; i < nItems ; i++ ) | |
371 | { | |
372 | m_stringArray.Insert( items[i] , pos + i ) ; | |
373 | m_dataArray.Insert( NULL , pos + i ) ; | |
374 | MacInsert( pos + i , items[i] ) ; | |
375 | } | |
376 | ||
377 | m_noItems += nItems; | |
378 | } | |
379 | ||
380 | void wxListBox::SetString(int N, const wxString& s) | |
381 | { | |
382 | m_stringArray[N] = s ; | |
383 | MacSet( N , s ) ; | |
384 | } | |
385 | ||
386 | wxSize wxListBox::DoGetBestSize() const | |
387 | { | |
388 | return wxSize(100, 100); | |
389 | } | |
390 | ||
391 | int wxListBox::GetCount() const | |
392 | { | |
393 | return m_noItems; | |
394 | } | |
395 | ||
396 | void wxListBox::SetupColours() | |
397 | { | |
398 | SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); | |
399 | SetForegroundColour(GetParent()->GetForegroundColour()); | |
400 | } | |
401 | ||
402 | #if wxUSE_OWNER_DRAWN | |
403 | ||
404 | class wxListBoxItem : public wxOwnerDrawn | |
405 | { | |
406 | public: | |
407 | wxListBoxItem(const wxString& str = ""); | |
408 | }; | |
409 | ||
410 | wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE) | |
411 | { | |
412 | // no bitmaps/checkmarks | |
413 | SetMarginWidth(0); | |
414 | } | |
415 | ||
416 | wxOwnerDrawn *wxListBox::CreateItem(size_t n) | |
417 | { | |
418 | return new wxListBoxItem(); | |
419 | } | |
420 | ||
421 | #endif //USE_OWNER_DRAWN | |
422 | ||
423 | // ============================================================================ | |
424 | // list box control implementation | |
425 | // ============================================================================ | |
426 | ||
427 | void MacDrawStringCell(Rect *cellRect, Cell lCell, ListHandle theList, long refCon) | |
428 | { | |
429 | wxListBox* list; | |
430 | // typecast our refCon | |
431 | list = (wxListBox*)refCon; | |
432 | ||
433 | MoveTo(cellRect->left + 4 , cellRect->top + 10 ); | |
434 | const wxString text = list->m_stringArray[lCell.v] ; | |
435 | ::TextFont( kFontIDMonaco ) ; | |
436 | ::TextSize( 9 ); | |
437 | ::TextFace( 0 ) ; | |
438 | DrawText(text, 0 , text.Length()); | |
439 | ||
440 | } | |
441 | ||
442 | void wxListBox::MacDelete( int N ) | |
443 | { | |
444 | ListHandle list ; | |
445 | long result ; | |
446 | Cell cell = { 0 , 0 } ; | |
447 | UMAGetControlData( m_macControl , kControlNoPart , kControlListBoxListHandleTag , sizeof( ListHandle ) , (char*) &list , &result ) ; | |
448 | LDelRow( 1 , N , list ) ; | |
449 | } | |
450 | ||
451 | void wxListBox::MacInsert( int n , const char * text) | |
452 | { | |
453 | Cell cell ; | |
454 | ||
455 | cell.h = 0 ; | |
456 | cell.v = n ; | |
457 | ||
458 | LAddRow( 1 , cell.v , m_macList ) ; | |
459 | } | |
460 | ||
461 | void wxListBox::MacAppend( const char * text) | |
462 | { | |
463 | Cell cell = { 0 , 0 } ; | |
464 | cell.v = (**m_macList).dataBounds.bottom ; | |
465 | LAddRow( 1 , cell.v , m_macList ) ; | |
466 | } | |
467 | ||
468 | void wxListBox::MacClear() | |
469 | { | |
470 | LDelRow( (**m_macList).dataBounds.bottom , 0 , m_macList ) ; | |
471 | } | |
472 | ||
473 | void wxListBox::MacSetSelection( int n , bool select ) | |
474 | { | |
475 | Cell cell = { 0 , 0 } ; | |
476 | if ( LGetSelect( TRUE , &cell , m_macList ) ) | |
477 | { | |
478 | LSetSelect( false , cell , m_macList ) ; | |
479 | } | |
480 | ||
481 | cell.v = n ; | |
482 | LSetSelect( select , cell , m_macList ) ; | |
483 | LAutoScroll( m_macList ) ; | |
484 | } | |
485 | ||
486 | bool wxListBox::MacIsSelected( int n ) const | |
487 | { | |
488 | Cell cell = { 0 , 0 } ; | |
489 | cell.v = n ; | |
490 | return LGetSelect( false , &cell , m_macList ) ; | |
491 | } | |
492 | ||
493 | void wxListBox::MacDestroy() | |
494 | { | |
495 | // DisposeExtLDEFInfo( m_macList ) ; | |
496 | } | |
497 | ||
498 | int wxListBox::MacGetSelection() const | |
499 | { | |
500 | Cell cell = { 0 , 0 } ; | |
501 | if ( LGetSelect( true , &cell , m_macList ) ) | |
502 | return cell.v ; | |
503 | else | |
504 | return -1 ; | |
505 | } | |
506 | ||
507 | int wxListBox::MacGetSelections( wxArrayInt& aSelections ) const | |
508 | { | |
509 | int no_sel = 0 ; | |
510 | ||
511 | aSelections.Empty(); | |
512 | ||
513 | Cell cell = { 0 , 0 } ; | |
514 | cell.v = 0 ; | |
515 | ||
516 | while ( LGetSelect( true , &cell , m_macList ) ) | |
517 | { | |
518 | aSelections.Add( cell.v ) ; | |
519 | no_sel++ ; | |
520 | cell.v++ ; | |
521 | } | |
522 | return no_sel ; | |
523 | } | |
524 | ||
525 | void wxListBox::MacSet( int n , const char * text ) | |
526 | { | |
527 | // our implementation does not store anything in the list | |
528 | // so we just have to redraw | |
529 | Cell cell = { 0 , 0 } ; | |
530 | cell.v = n ; | |
531 | LDraw( cell , m_macList ) ; | |
532 | } | |
533 | ||
534 | void wxListBox::MacScrollTo( int n ) | |
535 | { | |
536 | // TODO implement scrolling | |
537 | } | |
538 | ||
539 | void wxListBox::OnSize( const wxSizeEvent &event) | |
540 | { | |
541 | Point pt = (**m_macList).cellSize ; | |
542 | pt.h = m_width - 15 /* scrollbar */ - m_macHorizontalBorder * 2 ; | |
543 | LCellSize( pt , m_macList ) ; | |
544 | } | |
545 | ||
546 | void wxListBox::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) | |
547 | { | |
548 | Boolean wasDoubleClick = false ; | |
549 | long result ; | |
550 | ||
551 | UMAGetControlData( m_macControl , kControlNoPart , kControlListBoxDoubleClickTag , sizeof( wasDoubleClick ) , (char*) &wasDoubleClick , &result ) ; | |
552 | if ( !wasDoubleClick ) | |
553 | { | |
554 | MacDoClick() ; | |
555 | } | |
556 | else | |
557 | { | |
558 | MacDoDoubleClick() ; | |
559 | } | |
560 | } | |
561 | ||
562 | void wxListBox::MacSetRedraw( bool doDraw ) | |
563 | { | |
564 | LSetDrawingMode( doDraw , m_macList ) ; | |
565 | ||
566 | } | |
567 | ||
568 | void wxListBox::MacDoClick() | |
569 | { | |
570 | wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId); | |
571 | event.SetEventObject( this ); | |
572 | ||
573 | wxArrayInt aSelections; | |
574 | int n, count = GetSelections(aSelections); | |
575 | if ( count > 0 ) | |
576 | { | |
577 | n = aSelections[0]; | |
578 | if ( HasClientObjectData() ) | |
579 | event.SetClientObject( GetClientObject(n) ); | |
580 | else if ( HasClientUntypedData() ) | |
581 | event.SetClientData( GetClientData(n) ); | |
582 | event.SetString( GetString(n) ); | |
583 | } | |
584 | else | |
585 | { | |
586 | n = -1; | |
587 | } | |
588 | ||
589 | event.m_commandInt = n; | |
590 | ||
591 | GetEventHandler()->ProcessEvent(event); | |
592 | } | |
593 | ||
594 | void wxListBox::MacDoDoubleClick() | |
595 | { | |
596 | wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId); | |
597 | event.SetEventObject( this ); | |
598 | GetEventHandler()->ProcessEvent(event) ; | |
599 | } |