Guard against a possible crash in wxListCtrl::DeleteColumn().
[wxWidgets.git] / src / generic / listctrl.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/generic/listctrl.cpp
3 // Purpose: generic implementation of wxListCtrl
4 // Author: Robert Roebling
5 // Vadim Zeitlin (virtual list control support)
6 // Id: $Id$
7 // Copyright: (c) 1998 Robert Roebling
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 // TODO
12 //
13 // 1. we need to implement searching/sorting for virtual controls somehow
14 // 2. when changing selection the lines are refreshed twice
15
16
17 // For compilers that support precompilation, includes "wx.h".
18 #include "wx/wxprec.h"
19
20 #ifdef __BORLANDC__
21 #pragma hdrstop
22 #endif
23
24 #if wxUSE_LISTCTRL
25
26 #include "wx/listctrl.h"
27
28 #ifndef WX_PRECOMP
29 #include "wx/scrolwin.h"
30 #include "wx/timer.h"
31 #include "wx/settings.h"
32 #include "wx/dynarray.h"
33 #include "wx/dcclient.h"
34 #include "wx/dcscreen.h"
35 #include "wx/math.h"
36 #include "wx/settings.h"
37 #include "wx/sizer.h"
38 #endif
39
40 #include "wx/imaglist.h"
41 #include "wx/renderer.h"
42 #include "wx/generic/private/listctrl.h"
43
44 #ifdef __WXMAC__
45 #include "wx/osx/private.h"
46 #endif
47
48 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
49 #define "wx/msw/wrapwin.h"
50 #endif
51
52 // NOTE: If using the wxListBox visual attributes works everywhere then this can
53 // be removed, as well as the #else case below.
54 #define _USE_VISATTR 0
55
56
57 // ----------------------------------------------------------------------------
58 // constants
59 // ----------------------------------------------------------------------------
60
61 // // the height of the header window (FIXME: should depend on its font!)
62 // static const int HEADER_HEIGHT = 23;
63
64 static const int SCROLL_UNIT_X = 15;
65
66 // the spacing between the lines (in report mode)
67 static const int LINE_SPACING = 0;
68
69 // extra margins around the text label
70 #ifdef __WXGTK__
71 static const int EXTRA_WIDTH = 6;
72 #else
73 static const int EXTRA_WIDTH = 4;
74 #endif
75
76 #ifdef __WXGTK__
77 static const int EXTRA_HEIGHT = 6;
78 #else
79 static const int EXTRA_HEIGHT = 4;
80 #endif
81
82 // margin between the window and the items
83 static const int EXTRA_BORDER_X = 2;
84 static const int EXTRA_BORDER_Y = 2;
85
86 // offset for the header window
87 static const int HEADER_OFFSET_X = 0;
88 static const int HEADER_OFFSET_Y = 0;
89
90 // margin between rows of icons in [small] icon view
91 static const int MARGIN_BETWEEN_ROWS = 6;
92
93 // when autosizing the columns, add some slack
94 static const int AUTOSIZE_COL_MARGIN = 10;
95
96 // default width for the header columns
97 static const int WIDTH_COL_DEFAULT = 80;
98
99 // the space between the image and the text in the report mode
100 static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
101
102 // the space between the image and the text in the report mode in header
103 static const int HEADER_IMAGE_MARGIN_IN_REPORT_MODE = 2;
104
105
106
107 // ----------------------------------------------------------------------------
108 // arrays/list implementations
109 // ----------------------------------------------------------------------------
110
111 #include "wx/listimpl.cpp"
112 WX_DEFINE_LIST(wxListItemDataList)
113
114 #include "wx/arrimpl.cpp"
115 WX_DEFINE_OBJARRAY(wxListLineDataArray)
116
117 #include "wx/listimpl.cpp"
118 WX_DEFINE_LIST(wxListHeaderDataList)
119
120
121 // ----------------------------------------------------------------------------
122 // wxListItemData
123 // ----------------------------------------------------------------------------
124
125 wxListItemData::~wxListItemData()
126 {
127 // in the virtual list control the attributes are managed by the main
128 // program, so don't delete them
129 if ( !m_owner->IsVirtual() )
130 delete m_attr;
131
132 delete m_rect;
133 }
134
135 void wxListItemData::Init()
136 {
137 m_image = -1;
138 m_data = 0;
139
140 m_attr = NULL;
141 }
142
143 wxListItemData::wxListItemData(wxListMainWindow *owner)
144 {
145 Init();
146
147 m_owner = owner;
148
149 if ( owner->InReportView() )
150 m_rect = NULL;
151 else
152 m_rect = new wxRect;
153 }
154
155 void wxListItemData::SetItem( const wxListItem &info )
156 {
157 if ( info.m_mask & wxLIST_MASK_TEXT )
158 SetText(info.m_text);
159 if ( info.m_mask & wxLIST_MASK_IMAGE )
160 m_image = info.m_image;
161 if ( info.m_mask & wxLIST_MASK_DATA )
162 m_data = info.m_data;
163
164 if ( info.HasAttributes() )
165 {
166 if ( m_attr )
167 m_attr->AssignFrom(*info.GetAttributes());
168 else
169 m_attr = new wxListItemAttr(*info.GetAttributes());
170 }
171
172 if ( m_rect )
173 {
174 m_rect->x =
175 m_rect->y =
176 m_rect->height = 0;
177 m_rect->width = info.m_width;
178 }
179 }
180
181 void wxListItemData::SetPosition( int x, int y )
182 {
183 wxCHECK_RET( m_rect, wxT("unexpected SetPosition() call") );
184
185 m_rect->x = x;
186 m_rect->y = y;
187 }
188
189 void wxListItemData::SetSize( int width, int height )
190 {
191 wxCHECK_RET( m_rect, wxT("unexpected SetSize() call") );
192
193 if ( width != -1 )
194 m_rect->width = width;
195 if ( height != -1 )
196 m_rect->height = height;
197 }
198
199 bool wxListItemData::IsHit( int x, int y ) const
200 {
201 wxCHECK_MSG( m_rect, false, wxT("can't be called in this mode") );
202
203 return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Contains(x, y);
204 }
205
206 int wxListItemData::GetX() const
207 {
208 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
209
210 return m_rect->x;
211 }
212
213 int wxListItemData::GetY() const
214 {
215 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
216
217 return m_rect->y;
218 }
219
220 int wxListItemData::GetWidth() const
221 {
222 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
223
224 return m_rect->width;
225 }
226
227 int wxListItemData::GetHeight() const
228 {
229 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
230
231 return m_rect->height;
232 }
233
234 void wxListItemData::GetItem( wxListItem &info ) const
235 {
236 long mask = info.m_mask;
237 if ( !mask )
238 // by default, get everything for backwards compatibility
239 mask = -1;
240
241 if ( mask & wxLIST_MASK_TEXT )
242 info.m_text = m_text;
243 if ( mask & wxLIST_MASK_IMAGE )
244 info.m_image = m_image;
245 if ( mask & wxLIST_MASK_DATA )
246 info.m_data = m_data;
247
248 if ( m_attr )
249 {
250 if ( m_attr->HasTextColour() )
251 info.SetTextColour(m_attr->GetTextColour());
252 if ( m_attr->HasBackgroundColour() )
253 info.SetBackgroundColour(m_attr->GetBackgroundColour());
254 if ( m_attr->HasFont() )
255 info.SetFont(m_attr->GetFont());
256 }
257 }
258
259 //-----------------------------------------------------------------------------
260 // wxListHeaderData
261 //-----------------------------------------------------------------------------
262
263 void wxListHeaderData::Init()
264 {
265 m_mask = 0;
266 m_image = -1;
267 m_format = 0;
268 m_width = 0;
269 m_xpos = 0;
270 m_ypos = 0;
271 m_height = 0;
272 m_state = 0;
273 }
274
275 wxListHeaderData::wxListHeaderData()
276 {
277 Init();
278 }
279
280 wxListHeaderData::wxListHeaderData( const wxListItem &item )
281 {
282 Init();
283
284 SetItem( item );
285 }
286
287 void wxListHeaderData::SetItem( const wxListItem &item )
288 {
289 m_mask = item.m_mask;
290
291 if ( m_mask & wxLIST_MASK_TEXT )
292 m_text = item.m_text;
293
294 if ( m_mask & wxLIST_MASK_IMAGE )
295 m_image = item.m_image;
296
297 if ( m_mask & wxLIST_MASK_FORMAT )
298 m_format = item.m_format;
299
300 if ( m_mask & wxLIST_MASK_WIDTH )
301 SetWidth(item.m_width);
302
303 if ( m_mask & wxLIST_MASK_STATE )
304 SetState(item.m_state);
305 }
306
307 void wxListHeaderData::SetPosition( int x, int y )
308 {
309 m_xpos = x;
310 m_ypos = y;
311 }
312
313 void wxListHeaderData::SetHeight( int h )
314 {
315 m_height = h;
316 }
317
318 void wxListHeaderData::SetWidth( int w )
319 {
320 m_width = w < 0 ? WIDTH_COL_DEFAULT : w;
321 }
322
323 void wxListHeaderData::SetState( int flag )
324 {
325 m_state = flag;
326 }
327
328 void wxListHeaderData::SetFormat( int format )
329 {
330 m_format = format;
331 }
332
333 bool wxListHeaderData::HasImage() const
334 {
335 return m_image != -1;
336 }
337
338 bool wxListHeaderData::IsHit( int x, int y ) const
339 {
340 return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
341 }
342
343 void wxListHeaderData::GetItem( wxListItem& item )
344 {
345 item.m_mask = m_mask;
346 item.m_text = m_text;
347 item.m_image = m_image;
348 item.m_format = m_format;
349 item.m_width = m_width;
350 item.m_state = m_state;
351 }
352
353 int wxListHeaderData::GetImage() const
354 {
355 return m_image;
356 }
357
358 int wxListHeaderData::GetWidth() const
359 {
360 return m_width;
361 }
362
363 int wxListHeaderData::GetFormat() const
364 {
365 return m_format;
366 }
367
368 int wxListHeaderData::GetState() const
369 {
370 return m_state;
371 }
372
373 //-----------------------------------------------------------------------------
374 // wxListLineData
375 //-----------------------------------------------------------------------------
376
377 inline int wxListLineData::GetMode() const
378 {
379 return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
380 }
381
382 inline bool wxListLineData::InReportView() const
383 {
384 return m_owner->HasFlag(wxLC_REPORT);
385 }
386
387 inline bool wxListLineData::IsVirtual() const
388 {
389 return m_owner->IsVirtual();
390 }
391
392 wxListLineData::wxListLineData( wxListMainWindow *owner )
393 {
394 m_owner = owner;
395
396 if ( InReportView() )
397 m_gi = NULL;
398 else // !report
399 m_gi = new GeometryInfo;
400
401 m_highlighted = false;
402
403 InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
404 }
405
406 void wxListLineData::CalculateSize( wxDC *dc, int spacing )
407 {
408 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
409 wxCHECK_RET( node, wxT("no subitems at all??") );
410
411 wxListItemData *item = node->GetData();
412
413 wxString s;
414 wxCoord lw, lh;
415
416 switch ( GetMode() )
417 {
418 case wxLC_ICON:
419 case wxLC_SMALL_ICON:
420 m_gi->m_rectAll.width = spacing;
421
422 s = item->GetText();
423
424 if ( s.empty() )
425 {
426 lh =
427 m_gi->m_rectLabel.width =
428 m_gi->m_rectLabel.height = 0;
429 }
430 else // has label
431 {
432 dc->GetTextExtent( s, &lw, &lh );
433 lw += EXTRA_WIDTH;
434 lh += EXTRA_HEIGHT;
435
436 m_gi->m_rectAll.height = spacing + lh;
437 if (lw > spacing)
438 m_gi->m_rectAll.width = lw;
439
440 m_gi->m_rectLabel.width = lw;
441 m_gi->m_rectLabel.height = lh;
442 }
443
444 if (item->HasImage())
445 {
446 int w, h;
447 m_owner->GetImageSize( item->GetImage(), w, h );
448 m_gi->m_rectIcon.width = w + 8;
449 m_gi->m_rectIcon.height = h + 8;
450
451 if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
452 m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
453 if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
454 m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
455 }
456
457 if ( item->HasText() )
458 {
459 m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
460 m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
461 }
462 else // no text, highlight the icon
463 {
464 m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
465 m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
466 }
467 break;
468
469 case wxLC_LIST:
470 s = item->GetTextForMeasuring();
471
472 dc->GetTextExtent( s, &lw, &lh );
473 lw += EXTRA_WIDTH;
474 lh += EXTRA_HEIGHT;
475
476 m_gi->m_rectLabel.width = lw;
477 m_gi->m_rectLabel.height = lh;
478
479 m_gi->m_rectAll.width = lw;
480 m_gi->m_rectAll.height = lh;
481
482 if (item->HasImage())
483 {
484 int w, h;
485 m_owner->GetImageSize( item->GetImage(), w, h );
486 m_gi->m_rectIcon.width = w;
487 m_gi->m_rectIcon.height = h;
488
489 m_gi->m_rectAll.width += 4 + w;
490 if (h > m_gi->m_rectAll.height)
491 m_gi->m_rectAll.height = h;
492 }
493
494 m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
495 m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
496 break;
497
498 case wxLC_REPORT:
499 wxFAIL_MSG( wxT("unexpected call to SetSize") );
500 break;
501
502 default:
503 wxFAIL_MSG( wxT("unknown mode") );
504 break;
505 }
506 }
507
508 void wxListLineData::SetPosition( int x, int y, int spacing )
509 {
510 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
511 wxCHECK_RET( node, wxT("no subitems at all??") );
512
513 wxListItemData *item = node->GetData();
514
515 switch ( GetMode() )
516 {
517 case wxLC_ICON:
518 case wxLC_SMALL_ICON:
519 m_gi->m_rectAll.x = x;
520 m_gi->m_rectAll.y = y;
521
522 if ( item->HasImage() )
523 {
524 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 +
525 (m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2;
526 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
527 }
528
529 if ( item->HasText() )
530 {
531 if (m_gi->m_rectAll.width > spacing)
532 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
533 else
534 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2) + (spacing / 2) - (m_gi->m_rectLabel.width / 2);
535 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
536 m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
537 m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
538 }
539 else // no text, highlight the icon
540 {
541 m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
542 m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
543 }
544 break;
545
546 case wxLC_LIST:
547 m_gi->m_rectAll.x = x;
548 m_gi->m_rectAll.y = y;
549
550 m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
551 m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
552 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
553
554 if (item->HasImage())
555 {
556 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
557 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
558 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 4 + (EXTRA_WIDTH/2) + m_gi->m_rectIcon.width;
559 }
560 else
561 {
562 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
563 }
564 break;
565
566 case wxLC_REPORT:
567 wxFAIL_MSG( wxT("unexpected call to SetPosition") );
568 break;
569
570 default:
571 wxFAIL_MSG( wxT("unknown mode") );
572 break;
573 }
574 }
575
576 void wxListLineData::InitItems( int num )
577 {
578 for (int i = 0; i < num; i++)
579 m_items.Append( new wxListItemData(m_owner) );
580 }
581
582 void wxListLineData::SetItem( int index, const wxListItem &info )
583 {
584 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
585 wxCHECK_RET( node, wxT("invalid column index in SetItem") );
586
587 wxListItemData *item = node->GetData();
588 item->SetItem( info );
589 }
590
591 void wxListLineData::GetItem( int index, wxListItem &info )
592 {
593 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
594 if (node)
595 {
596 wxListItemData *item = node->GetData();
597 item->GetItem( info );
598 }
599 }
600
601 wxString wxListLineData::GetText(int index) const
602 {
603 wxString s;
604
605 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
606 if (node)
607 {
608 wxListItemData *item = node->GetData();
609 s = item->GetText();
610 }
611
612 return s;
613 }
614
615 void wxListLineData::SetText( int index, const wxString& s )
616 {
617 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
618 if (node)
619 {
620 wxListItemData *item = node->GetData();
621 item->SetText( s );
622 }
623 }
624
625 void wxListLineData::SetImage( int index, int image )
626 {
627 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
628 wxCHECK_RET( node, wxT("invalid column index in SetImage()") );
629
630 wxListItemData *item = node->GetData();
631 item->SetImage(image);
632 }
633
634 int wxListLineData::GetImage( int index ) const
635 {
636 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
637 wxCHECK_MSG( node, -1, wxT("invalid column index in GetImage()") );
638
639 wxListItemData *item = node->GetData();
640 return item->GetImage();
641 }
642
643 wxListItemAttr *wxListLineData::GetAttr() const
644 {
645 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
646 wxCHECK_MSG( node, NULL, wxT("invalid column index in GetAttr()") );
647
648 wxListItemData *item = node->GetData();
649 return item->GetAttr();
650 }
651
652 void wxListLineData::SetAttr(wxListItemAttr *attr)
653 {
654 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
655 wxCHECK_RET( node, wxT("invalid column index in SetAttr()") );
656
657 wxListItemData *item = node->GetData();
658 item->SetAttr(attr);
659 }
660
661 void wxListLineData::ApplyAttributes(wxDC *dc,
662 const wxRect& rectHL,
663 bool highlighted,
664 bool current)
665 {
666 const wxListItemAttr * const attr = GetAttr();
667
668 wxWindow * const listctrl = m_owner->GetParent();
669
670 const bool hasFocus = listctrl->HasFocus()
671 #if defined(__WXMAC__) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON
672 && IsControlActive( (ControlRef)listctrl->GetHandle() )
673 #endif
674 ;
675
676 // fg colour
677
678 // don't use foreground colour for drawing highlighted items - this might
679 // make them completely invisible (and there is no way to do bit
680 // arithmetics on wxColour, unfortunately)
681 wxColour colText;
682 if ( highlighted )
683 {
684 #ifdef __WXMAC__
685 if ( hasFocus )
686 colText = *wxWHITE;
687 else
688 colText = *wxBLACK;
689 #else
690 if ( hasFocus )
691 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
692 else
693 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT);
694 #endif
695 }
696 else if ( attr && attr->HasTextColour() )
697 colText = attr->GetTextColour();
698 else
699 colText = listctrl->GetForegroundColour();
700
701 dc->SetTextForeground(colText);
702
703 // font
704 wxFont font;
705 if ( attr && attr->HasFont() )
706 font = attr->GetFont();
707 else
708 font = listctrl->GetFont();
709
710 dc->SetFont(font);
711
712 // background
713 if ( highlighted )
714 {
715 // Use the renderer method to ensure that the selected items use the
716 // native look.
717 int flags = wxCONTROL_SELECTED;
718 if ( hasFocus )
719 flags |= wxCONTROL_FOCUSED;
720 if (current)
721 flags |= wxCONTROL_CURRENT;
722 wxRendererNative::Get().
723 DrawItemSelectionRect( m_owner, *dc, rectHL, flags );
724 }
725 else if ( attr && attr->HasBackgroundColour() )
726 {
727 // Draw the background using the items custom background colour.
728 dc->SetBrush(attr->GetBackgroundColour());
729 dc->SetPen(*wxTRANSPARENT_PEN);
730 dc->DrawRectangle(rectHL);
731 }
732
733 // just for debugging to better see where the items are
734 #if 0
735 dc->SetPen(*wxRED_PEN);
736 dc->SetBrush(*wxTRANSPARENT_BRUSH);
737 dc->DrawRectangle( m_gi->m_rectAll );
738 dc->SetPen(*wxGREEN_PEN);
739 dc->DrawRectangle( m_gi->m_rectIcon );
740 #endif
741 }
742
743 void wxListLineData::Draw(wxDC *dc, bool current)
744 {
745 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
746 wxCHECK_RET( node, wxT("no subitems at all??") );
747
748 ApplyAttributes(dc, m_gi->m_rectHighlight, IsHighlighted(), current);
749
750 wxListItemData *item = node->GetData();
751 if (item->HasImage())
752 {
753 // centre the image inside our rectangle, this looks nicer when items
754 // ae aligned in a row
755 const wxRect& rectIcon = m_gi->m_rectIcon;
756
757 m_owner->DrawImage(item->GetImage(), dc, rectIcon.x, rectIcon.y);
758 }
759
760 if (item->HasText())
761 {
762 const wxRect& rectLabel = m_gi->m_rectLabel;
763
764 wxDCClipper clipper(*dc, rectLabel);
765 dc->DrawText(item->GetText(), rectLabel.x, rectLabel.y);
766 }
767 }
768
769 void wxListLineData::DrawInReportMode( wxDC *dc,
770 const wxRect& rect,
771 const wxRect& rectHL,
772 bool highlighted,
773 bool current )
774 {
775 // TODO: later we should support setting different attributes for
776 // different columns - to do it, just add "col" argument to
777 // GetAttr() and move these lines into the loop below
778
779 ApplyAttributes(dc, rectHL, highlighted, current);
780
781 wxCoord x = rect.x + HEADER_OFFSET_X,
782 yMid = rect.y + rect.height/2;
783 #ifdef __WXGTK__
784 // This probably needs to be done
785 // on all platforms as the icons
786 // otherwise nearly touch the border
787 x += 2;
788 #endif
789
790 size_t col = 0;
791 for ( wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
792 node;
793 node = node->GetNext(), col++ )
794 {
795 wxListItemData *item = node->GetData();
796
797 int width = m_owner->GetColumnWidth(col);
798 int xOld = x;
799 x += width;
800
801 width -= 8;
802 const int wText = width;
803 wxDCClipper clipper(*dc, xOld, rect.y, wText, rect.height);
804
805 if ( item->HasImage() )
806 {
807 int ix, iy;
808 m_owner->GetImageSize( item->GetImage(), ix, iy );
809 m_owner->DrawImage( item->GetImage(), dc, xOld, yMid - iy/2 );
810
811 ix += IMAGE_MARGIN_IN_REPORT_MODE;
812
813 xOld += ix;
814 width -= ix;
815 }
816
817 if ( item->HasText() )
818 DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width);
819 }
820 }
821
822 void wxListLineData::DrawTextFormatted(wxDC *dc,
823 const wxString& textOrig,
824 int col,
825 int x,
826 int yMid,
827 int width)
828 {
829 // we don't support displaying multiple lines currently (and neither does
830 // wxMSW FWIW) so just merge all the lines
831 wxString text(textOrig);
832 text.Replace(wxT("\n"), wxT(" "));
833
834 wxCoord w, h;
835 dc->GetTextExtent(text, &w, &h);
836
837 const wxCoord y = yMid - (h + 1)/2;
838
839 wxDCClipper clipper(*dc, x, y, width, h);
840
841 // determine if the string can fit inside the current width
842 if (w <= width)
843 {
844 // it can, draw it using the items alignment
845 wxListItem item;
846 m_owner->GetColumn(col, item);
847 switch ( item.GetAlign() )
848 {
849 case wxLIST_FORMAT_LEFT:
850 // nothing to do
851 break;
852
853 case wxLIST_FORMAT_RIGHT:
854 x += width - w;
855 break;
856
857 case wxLIST_FORMAT_CENTER:
858 x += (width - w) / 2;
859 break;
860
861 default:
862 wxFAIL_MSG( wxT("unknown list item format") );
863 break;
864 }
865
866 dc->DrawText(text, x, y);
867 }
868 else // otherwise, truncate and add an ellipsis if possible
869 {
870 // determine the base width
871 wxString ellipsis(wxT("..."));
872 wxCoord base_w;
873 dc->GetTextExtent(ellipsis, &base_w, &h);
874
875 // continue until we have enough space or only one character left
876 wxCoord w_c, h_c;
877 size_t len = text.length();
878 wxString drawntext = text.Left(len);
879 while (len > 1)
880 {
881 dc->GetTextExtent(drawntext.Last(), &w_c, &h_c);
882 drawntext.RemoveLast();
883 len--;
884 w -= w_c;
885 if (w + base_w <= width)
886 break;
887 }
888
889 // if still not enough space, remove ellipsis characters
890 while (ellipsis.length() > 0 && w + base_w > width)
891 {
892 ellipsis = ellipsis.Left(ellipsis.length() - 1);
893 dc->GetTextExtent(ellipsis, &base_w, &h);
894 }
895
896 // now draw the text
897 dc->DrawText(drawntext, x, y);
898 dc->DrawText(ellipsis, x + w, y);
899 }
900 }
901
902 bool wxListLineData::Highlight( bool on )
903 {
904 wxCHECK_MSG( !IsVirtual(), false, wxT("unexpected call to Highlight") );
905
906 if ( on == m_highlighted )
907 return false;
908
909 m_highlighted = on;
910
911 return true;
912 }
913
914 void wxListLineData::ReverseHighlight( void )
915 {
916 Highlight(!IsHighlighted());
917 }
918
919 //-----------------------------------------------------------------------------
920 // wxListHeaderWindow
921 //-----------------------------------------------------------------------------
922
923 BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
924 EVT_PAINT (wxListHeaderWindow::OnPaint)
925 EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
926 EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
927 END_EVENT_TABLE()
928
929 void wxListHeaderWindow::Init()
930 {
931 m_currentCursor = NULL;
932 m_isDragging = false;
933 m_dirty = false;
934 m_sendSetColumnWidth = false;
935 }
936
937 wxListHeaderWindow::wxListHeaderWindow()
938 {
939 Init();
940
941 m_owner = NULL;
942 m_resizeCursor = NULL;
943 }
944
945 wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
946 wxWindowID id,
947 wxListMainWindow *owner,
948 const wxPoint& pos,
949 const wxSize& size,
950 long style,
951 const wxString &name )
952 : wxWindow( win, id, pos, size, style, name )
953 {
954 Init();
955
956 m_owner = owner;
957 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
958
959 #if _USE_VISATTR
960 wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
961 SetOwnForegroundColour( attr.colFg );
962 SetOwnBackgroundColour( attr.colBg );
963 if (!m_hasFont)
964 SetOwnFont( attr.font );
965 #else
966 SetOwnForegroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
967 SetOwnBackgroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
968 if (!m_hasFont)
969 SetOwnFont( wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT ));
970 #endif
971 }
972
973 wxListHeaderWindow::~wxListHeaderWindow()
974 {
975 delete m_resizeCursor;
976 }
977
978 #ifdef __WXUNIVERSAL__
979 #include "wx/univ/renderer.h"
980 #include "wx/univ/theme.h"
981 #endif
982
983 // shift the DC origin to match the position of the main window horz
984 // scrollbar: this allows us to always use logical coords
985 void wxListHeaderWindow::AdjustDC(wxDC& dc)
986 {
987 wxGenericListCtrl *parent = m_owner->GetListCtrl();
988
989 int xpix;
990 parent->GetScrollPixelsPerUnit( &xpix, NULL );
991
992 int view_start;
993 parent->GetViewStart( &view_start, NULL );
994
995
996 int org_x = 0;
997 int org_y = 0;
998 dc.GetDeviceOrigin( &org_x, &org_y );
999
1000 // account for the horz scrollbar offset
1001 #ifdef __WXGTK__
1002 if (GetLayoutDirection() == wxLayout_RightToLeft)
1003 {
1004 // Maybe we just have to check for m_signX
1005 // in the DC, but I leave the #ifdef __WXGTK__
1006 // for now
1007 dc.SetDeviceOrigin( org_x + (view_start * xpix), org_y );
1008 }
1009 else
1010 #endif
1011 dc.SetDeviceOrigin( org_x - (view_start * xpix), org_y );
1012 }
1013
1014 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1015 {
1016 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1017
1018 wxPaintDC dc( this );
1019
1020 AdjustDC( dc );
1021
1022 dc.SetFont( GetFont() );
1023
1024 // width and height of the entire header window
1025 int w, h;
1026 GetClientSize( &w, &h );
1027 parent->CalcUnscrolledPosition(w, 0, &w, NULL);
1028
1029 dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
1030 dc.SetTextForeground(GetForegroundColour());
1031
1032 int x = HEADER_OFFSET_X;
1033 int numColumns = m_owner->GetColumnCount();
1034 wxListItem item;
1035 for ( int i = 0; i < numColumns && x < w; i++ )
1036 {
1037 m_owner->GetColumn( i, item );
1038 int wCol = item.m_width;
1039
1040 int cw = wCol;
1041 int ch = h;
1042
1043 int flags = 0;
1044 if (!m_parent->IsEnabled())
1045 flags |= wxCONTROL_DISABLED;
1046
1047 // NB: The code below is not really Mac-specific, but since we are close
1048 // to 2.8 release and I don't have time to test on other platforms, I
1049 // defined this only for wxMac. If this behaviour is desired on
1050 // other platforms, please go ahead and revise or remove the #ifdef.
1051 #ifdef __WXMAC__
1052 if ( !m_owner->IsVirtual() && (item.m_mask & wxLIST_MASK_STATE) &&
1053 (item.m_state & wxLIST_STATE_SELECTED) )
1054 flags |= wxCONTROL_SELECTED;
1055 #endif
1056
1057 if (i == 0)
1058 flags |= wxCONTROL_SPECIAL; // mark as first column
1059
1060 wxRendererNative::Get().DrawHeaderButton
1061 (
1062 this,
1063 dc,
1064 wxRect(x, HEADER_OFFSET_Y, cw, ch),
1065 flags
1066 );
1067
1068 // see if we have enough space for the column label
1069
1070 // for this we need the width of the text
1071 wxCoord wLabel;
1072 wxCoord hLabel;
1073 dc.GetTextExtent(item.GetText(), &wLabel, &hLabel);
1074 wLabel += 2 * EXTRA_WIDTH;
1075
1076 // and the width of the icon, if any
1077 int ix = 0, iy = 0; // init them just to suppress the compiler warnings
1078 const int image = item.m_image;
1079 wxImageList *imageList;
1080 if ( image != -1 )
1081 {
1082 imageList = m_owner->GetSmallImageList();
1083 if ( imageList )
1084 {
1085 imageList->GetSize(image, ix, iy);
1086 wLabel += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
1087 }
1088 }
1089 else
1090 {
1091 imageList = NULL;
1092 }
1093
1094 // ignore alignment if there is not enough space anyhow
1095 int xAligned;
1096 switch ( wLabel < cw ? item.GetAlign() : wxLIST_FORMAT_LEFT )
1097 {
1098 default:
1099 wxFAIL_MSG( wxT("unknown list item format") );
1100 // fall through
1101
1102 case wxLIST_FORMAT_LEFT:
1103 xAligned = x;
1104 break;
1105
1106 case wxLIST_FORMAT_RIGHT:
1107 xAligned = x + cw - wLabel;
1108 break;
1109
1110 case wxLIST_FORMAT_CENTER:
1111 xAligned = x + (cw - wLabel) / 2;
1112 break;
1113 }
1114
1115 // draw the text and image clipping them so that they
1116 // don't overwrite the column boundary
1117 wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h);
1118
1119 // if we have an image, draw it on the right of the label
1120 if ( imageList )
1121 {
1122 imageList->Draw
1123 (
1124 image,
1125 dc,
1126 xAligned + wLabel - ix - HEADER_IMAGE_MARGIN_IN_REPORT_MODE,
1127 HEADER_OFFSET_Y + (h - iy)/2,
1128 wxIMAGELIST_DRAW_TRANSPARENT
1129 );
1130 }
1131
1132 dc.DrawText( item.GetText(),
1133 xAligned + EXTRA_WIDTH, (h - hLabel) / 2 );
1134
1135 x += wCol;
1136 }
1137
1138 // Fill in what's missing to the right of the columns, otherwise we will
1139 // leave an unpainted area when columns are removed (and it looks better)
1140 if ( x < w )
1141 {
1142 wxRendererNative::Get().DrawHeaderButton
1143 (
1144 this,
1145 dc,
1146 wxRect(x, HEADER_OFFSET_Y, w - x, h),
1147 wxCONTROL_DIRTY // mark as last column
1148 );
1149 }
1150 }
1151
1152 void wxListHeaderWindow::OnInternalIdle()
1153 {
1154 wxWindow::OnInternalIdle();
1155
1156 if (m_sendSetColumnWidth)
1157 {
1158 m_owner->SetColumnWidth( m_colToSend, m_widthToSend );
1159 m_sendSetColumnWidth = false;
1160 }
1161 }
1162
1163 void wxListHeaderWindow::DrawCurrent()
1164 {
1165 #if 1
1166 // m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1167 m_sendSetColumnWidth = true;
1168 m_colToSend = m_column;
1169 m_widthToSend = m_currentX - m_minX;
1170 #else
1171 int x1 = m_currentX;
1172 int y1 = 0;
1173 m_owner->ClientToScreen( &x1, &y1 );
1174
1175 int x2 = m_currentX;
1176 int y2 = 0;
1177 m_owner->GetClientSize( NULL, &y2 );
1178 m_owner->ClientToScreen( &x2, &y2 );
1179
1180 wxScreenDC dc;
1181 dc.SetLogicalFunction( wxINVERT );
1182 dc.SetPen( wxPen(*wxBLACK, 2) );
1183 dc.SetBrush( *wxTRANSPARENT_BRUSH );
1184
1185 AdjustDC(dc);
1186
1187 dc.DrawLine( x1, y1, x2, y2 );
1188
1189 dc.SetLogicalFunction( wxCOPY );
1190
1191 dc.SetPen( wxNullPen );
1192 dc.SetBrush( wxNullBrush );
1193 #endif
1194 }
1195
1196 void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
1197 {
1198 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1199
1200 // we want to work with logical coords
1201 int x;
1202 parent->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1203 int y = event.GetY();
1204
1205 if (m_isDragging)
1206 {
1207 SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition());
1208
1209 // we don't draw the line beyond our window, but we allow dragging it
1210 // there
1211 int w = 0;
1212 GetClientSize( &w, NULL );
1213 parent->CalcUnscrolledPosition(w, 0, &w, NULL);
1214 w -= 6;
1215
1216 // erase the line if it was drawn
1217 if ( m_currentX < w )
1218 DrawCurrent();
1219
1220 if (event.ButtonUp())
1221 {
1222 ReleaseMouse();
1223 m_isDragging = false;
1224 m_dirty = true;
1225 m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1226 SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition());
1227 }
1228 else
1229 {
1230 if (x > m_minX + 7)
1231 m_currentX = x;
1232 else
1233 m_currentX = m_minX + 7;
1234
1235 // draw in the new location
1236 if ( m_currentX < w )
1237 DrawCurrent();
1238 }
1239 }
1240 else // not dragging
1241 {
1242 m_minX = 0;
1243 bool hit_border = false;
1244
1245 // end of the current column
1246 int xpos = 0;
1247
1248 // find the column where this event occurred
1249 int col,
1250 countCol = m_owner->GetColumnCount();
1251 for (col = 0; col < countCol; col++)
1252 {
1253 xpos += m_owner->GetColumnWidth( col );
1254 m_column = col;
1255
1256 if ( (abs(x-xpos) < 3) && (y < 22) )
1257 {
1258 // near the column border
1259 hit_border = true;
1260 break;
1261 }
1262
1263 if ( x < xpos )
1264 {
1265 // inside the column
1266 break;
1267 }
1268
1269 m_minX = xpos;
1270 }
1271
1272 if ( col == countCol )
1273 m_column = -1;
1274
1275 if (event.LeftDown() || event.RightUp())
1276 {
1277 if (hit_border && event.LeftDown())
1278 {
1279 if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
1280 event.GetPosition()) )
1281 {
1282 m_isDragging = true;
1283 m_currentX = x;
1284 CaptureMouse();
1285 DrawCurrent();
1286 }
1287 //else: column resizing was vetoed by the user code
1288 }
1289 else // click on a column
1290 {
1291 // record the selected state of the columns
1292 if (event.LeftDown())
1293 {
1294 for (int i=0; i < m_owner->GetColumnCount(); i++)
1295 {
1296 wxListItem colItem;
1297 m_owner->GetColumn(i, colItem);
1298 long state = colItem.GetState();
1299 if (i == m_column)
1300 colItem.SetState(state | wxLIST_STATE_SELECTED);
1301 else
1302 colItem.SetState(state & ~wxLIST_STATE_SELECTED);
1303 m_owner->SetColumn(i, colItem);
1304 }
1305 }
1306
1307 SendListEvent( event.LeftDown()
1308 ? wxEVT_COMMAND_LIST_COL_CLICK
1309 : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
1310 event.GetPosition());
1311 }
1312 }
1313 else if (event.Moving())
1314 {
1315 bool setCursor;
1316 if (hit_border)
1317 {
1318 setCursor = m_currentCursor == wxSTANDARD_CURSOR;
1319 m_currentCursor = m_resizeCursor;
1320 }
1321 else
1322 {
1323 setCursor = m_currentCursor != wxSTANDARD_CURSOR;
1324 m_currentCursor = wxSTANDARD_CURSOR;
1325 }
1326
1327 if ( setCursor )
1328 SetCursor(*m_currentCursor);
1329 }
1330 }
1331 }
1332
1333 void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
1334 {
1335 m_owner->SetFocus();
1336 m_owner->Update();
1337 }
1338
1339 bool wxListHeaderWindow::SendListEvent(wxEventType type, const wxPoint& pos)
1340 {
1341 wxWindow *parent = GetParent();
1342 wxListEvent le( type, parent->GetId() );
1343 le.SetEventObject( parent );
1344 le.m_pointDrag = pos;
1345
1346 // the position should be relative to the parent window, not
1347 // this one for compatibility with MSW and common sense: the
1348 // user code doesn't know anything at all about this header
1349 // window, so why should it get positions relative to it?
1350 le.m_pointDrag.y -= GetSize().y;
1351
1352 le.m_col = m_column;
1353 return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
1354 }
1355
1356 //-----------------------------------------------------------------------------
1357 // wxListRenameTimer (internal)
1358 //-----------------------------------------------------------------------------
1359
1360 wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
1361 {
1362 m_owner = owner;
1363 }
1364
1365 void wxListRenameTimer::Notify()
1366 {
1367 m_owner->OnRenameTimer();
1368 }
1369
1370 //-----------------------------------------------------------------------------
1371 // wxListTextCtrlWrapper (internal)
1372 //-----------------------------------------------------------------------------
1373
1374 BEGIN_EVENT_TABLE(wxListTextCtrlWrapper, wxEvtHandler)
1375 EVT_CHAR (wxListTextCtrlWrapper::OnChar)
1376 EVT_KEY_UP (wxListTextCtrlWrapper::OnKeyUp)
1377 EVT_KILL_FOCUS (wxListTextCtrlWrapper::OnKillFocus)
1378 END_EVENT_TABLE()
1379
1380 wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner,
1381 wxTextCtrl *text,
1382 size_t itemEdit)
1383 : m_startValue(owner->GetItemText(itemEdit)),
1384 m_itemEdited(itemEdit)
1385 {
1386 m_owner = owner;
1387 m_text = text;
1388 m_aboutToFinish = false;
1389
1390 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1391
1392 wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
1393
1394 parent->CalcScrolledPosition(rectLabel.x, rectLabel.y,
1395 &rectLabel.x, &rectLabel.y);
1396
1397 m_text->Create(owner, wxID_ANY, m_startValue,
1398 wxPoint(rectLabel.x-4,rectLabel.y-4),
1399 wxSize(rectLabel.width+11,rectLabel.height+8));
1400 m_text->SetFocus();
1401
1402 m_text->PushEventHandler(this);
1403 }
1404
1405 void wxListTextCtrlWrapper::EndEdit(EndReason reason)
1406 {
1407 m_aboutToFinish = true;
1408
1409 switch ( reason )
1410 {
1411 case End_Accept:
1412 // Notify the owner about the changes
1413 AcceptChanges();
1414
1415 // Even if vetoed, close the control (consistent with MSW)
1416 Finish( true );
1417 break;
1418
1419 case End_Discard:
1420 m_owner->OnRenameCancelled(m_itemEdited);
1421
1422 Finish( true );
1423 break;
1424
1425 case End_Destroy:
1426 // Don't generate any notifications for the control being destroyed
1427 // and don't set focus to it neither.
1428 Finish(false);
1429 break;
1430 }
1431 }
1432
1433 void wxListTextCtrlWrapper::Finish( bool setfocus )
1434 {
1435 m_text->RemoveEventHandler(this);
1436 m_owner->ResetTextControl( m_text );
1437
1438 wxPendingDelete.Append( this );
1439
1440 if (setfocus)
1441 m_owner->SetFocus();
1442 }
1443
1444 bool wxListTextCtrlWrapper::AcceptChanges()
1445 {
1446 const wxString value = m_text->GetValue();
1447
1448 // notice that we should always call OnRenameAccept() to generate the "end
1449 // label editing" event, even if the user hasn't really changed anything
1450 if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
1451 {
1452 // vetoed by the user
1453 return false;
1454 }
1455
1456 // accepted, do rename the item (unless nothing changed)
1457 if ( value != m_startValue )
1458 m_owner->SetItemText(m_itemEdited, value);
1459
1460 return true;
1461 }
1462
1463 void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event )
1464 {
1465 if ( !CheckForEndEditKey(event) )
1466 event.Skip();
1467 }
1468
1469 bool wxListTextCtrlWrapper::CheckForEndEditKey(const wxKeyEvent& event)
1470 {
1471 switch ( event.m_keyCode )
1472 {
1473 case WXK_RETURN:
1474 EndEdit( End_Accept );
1475 break;
1476
1477 case WXK_ESCAPE:
1478 EndEdit( End_Discard );
1479 break;
1480
1481 default:
1482 return false;
1483 }
1484
1485 return true;
1486 }
1487
1488 void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
1489 {
1490 if (m_aboutToFinish)
1491 {
1492 // auto-grow the textctrl:
1493 wxSize parentSize = m_owner->GetSize();
1494 wxPoint myPos = m_text->GetPosition();
1495 wxSize mySize = m_text->GetSize();
1496 int sx, sy;
1497 m_text->GetTextExtent(m_text->GetValue() + wxT("MM"), &sx, &sy);
1498 if (myPos.x + sx > parentSize.x)
1499 sx = parentSize.x - myPos.x;
1500 if (mySize.x > sx)
1501 sx = mySize.x;
1502 m_text->SetSize(sx, wxDefaultCoord);
1503 }
1504
1505 event.Skip();
1506 }
1507
1508 void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
1509 {
1510 if ( !m_aboutToFinish )
1511 {
1512 if ( !AcceptChanges() )
1513 m_owner->OnRenameCancelled( m_itemEdited );
1514
1515 Finish( false );
1516 }
1517
1518 // We must let the native text control handle focus
1519 event.Skip();
1520 }
1521
1522 //-----------------------------------------------------------------------------
1523 // wxListMainWindow
1524 //-----------------------------------------------------------------------------
1525
1526 BEGIN_EVENT_TABLE(wxListMainWindow, wxWindow)
1527 EVT_PAINT (wxListMainWindow::OnPaint)
1528 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
1529 EVT_CHAR_HOOK (wxListMainWindow::OnCharHook)
1530 EVT_CHAR (wxListMainWindow::OnChar)
1531 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
1532 EVT_KEY_UP (wxListMainWindow::OnKeyUp)
1533 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
1534 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
1535 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
1536 EVT_CHILD_FOCUS (wxListMainWindow::OnChildFocus)
1537 END_EVENT_TABLE()
1538
1539 void wxListMainWindow::Init()
1540 {
1541 m_dirty = true;
1542 m_countVirt = 0;
1543 m_lineFrom =
1544 m_lineTo = (size_t)-1;
1545 m_linesPerPage = 0;
1546
1547 m_headerWidth =
1548 m_lineHeight = 0;
1549
1550 m_small_image_list = NULL;
1551 m_normal_image_list = NULL;
1552
1553 m_small_spacing = 30;
1554 m_normal_spacing = 40;
1555
1556 m_hasFocus = false;
1557 m_dragCount = 0;
1558 m_isCreated = false;
1559
1560 m_lastOnSame = false;
1561 m_renameTimer = new wxListRenameTimer( this );
1562 m_textctrlWrapper = NULL;
1563
1564 m_current =
1565 m_lineLastClicked =
1566 m_lineSelectSingleOnUp =
1567 m_lineBeforeLastClicked = (size_t)-1;
1568 }
1569
1570 wxListMainWindow::wxListMainWindow()
1571 {
1572 Init();
1573
1574 m_highlightBrush =
1575 m_highlightUnfocusedBrush = NULL;
1576 }
1577
1578 wxListMainWindow::wxListMainWindow( wxWindow *parent,
1579 wxWindowID id,
1580 const wxPoint& pos,
1581 const wxSize& size,
1582 long style,
1583 const wxString &name )
1584 : wxWindow( parent, id, pos, size, style, name )
1585 {
1586 Init();
1587
1588 m_highlightBrush = new wxBrush
1589 (
1590 wxSystemSettings::GetColour
1591 (
1592 wxSYS_COLOUR_HIGHLIGHT
1593 ),
1594 wxBRUSHSTYLE_SOLID
1595 );
1596
1597 m_highlightUnfocusedBrush = new wxBrush
1598 (
1599 wxSystemSettings::GetColour
1600 (
1601 wxSYS_COLOUR_BTNSHADOW
1602 ),
1603 wxBRUSHSTYLE_SOLID
1604 );
1605
1606 wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes();
1607 SetOwnForegroundColour( attr.colFg );
1608 SetOwnBackgroundColour( attr.colBg );
1609 if (!m_hasFont)
1610 SetOwnFont( attr.font );
1611 }
1612
1613 wxListMainWindow::~wxListMainWindow()
1614 {
1615 if ( m_textctrlWrapper )
1616 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Destroy);
1617
1618 DoDeleteAllItems();
1619 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
1620 WX_CLEAR_ARRAY(m_aColWidths);
1621
1622 delete m_highlightBrush;
1623 delete m_highlightUnfocusedBrush;
1624 delete m_renameTimer;
1625 }
1626
1627 void wxListMainWindow::SetReportView(bool inReportView)
1628 {
1629 const size_t count = m_lines.size();
1630 for ( size_t n = 0; n < count; n++ )
1631 {
1632 m_lines[n].SetReportView(inReportView);
1633 }
1634 }
1635
1636 void wxListMainWindow::CacheLineData(size_t line)
1637 {
1638 wxGenericListCtrl *listctrl = GetListCtrl();
1639
1640 wxListLineData *ld = GetDummyLine();
1641
1642 size_t countCol = GetColumnCount();
1643 for ( size_t col = 0; col < countCol; col++ )
1644 {
1645 ld->SetText(col, listctrl->OnGetItemText(line, col));
1646 ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col));
1647 }
1648
1649 ld->SetAttr(listctrl->OnGetItemAttr(line));
1650 }
1651
1652 wxListLineData *wxListMainWindow::GetDummyLine() const
1653 {
1654 wxASSERT_MSG( !IsEmpty(), wxT("invalid line index") );
1655 wxASSERT_MSG( IsVirtual(), wxT("GetDummyLine() shouldn't be called") );
1656
1657 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1658
1659 // we need to recreate the dummy line if the number of columns in the
1660 // control changed as it would have the incorrect number of fields
1661 // otherwise
1662 if ( !m_lines.IsEmpty() &&
1663 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
1664 {
1665 self->m_lines.Clear();
1666 }
1667
1668 if ( m_lines.IsEmpty() )
1669 {
1670 wxListLineData *line = new wxListLineData(self);
1671 self->m_lines.Add(line);
1672
1673 // don't waste extra memory -- there never going to be anything
1674 // else/more in this array
1675 self->m_lines.Shrink();
1676 }
1677
1678 return &m_lines[0];
1679 }
1680
1681 // ----------------------------------------------------------------------------
1682 // line geometry (report mode only)
1683 // ----------------------------------------------------------------------------
1684
1685 wxCoord wxListMainWindow::GetLineHeight() const
1686 {
1687 // we cache the line height as calling GetTextExtent() is slow
1688 if ( !m_lineHeight )
1689 {
1690 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1691
1692 wxClientDC dc( self );
1693 dc.SetFont( GetFont() );
1694
1695 wxCoord y;
1696 dc.GetTextExtent(wxT("H"), NULL, &y);
1697
1698 if ( m_small_image_list && m_small_image_list->GetImageCount() )
1699 {
1700 int iw = 0, ih = 0;
1701 m_small_image_list->GetSize(0, iw, ih);
1702 y = wxMax(y, ih);
1703 }
1704
1705 y += EXTRA_HEIGHT;
1706 self->m_lineHeight = y + LINE_SPACING;
1707 }
1708
1709 return m_lineHeight;
1710 }
1711
1712 wxCoord wxListMainWindow::GetLineY(size_t line) const
1713 {
1714 wxASSERT_MSG( InReportView(), wxT("only works in report mode") );
1715
1716 return LINE_SPACING + line * GetLineHeight();
1717 }
1718
1719 wxRect wxListMainWindow::GetLineRect(size_t line) const
1720 {
1721 if ( !InReportView() )
1722 return GetLine(line)->m_gi->m_rectAll;
1723
1724 wxRect rect;
1725 rect.x = HEADER_OFFSET_X;
1726 rect.y = GetLineY(line);
1727 rect.width = GetHeaderWidth();
1728 rect.height = GetLineHeight();
1729
1730 return rect;
1731 }
1732
1733 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
1734 {
1735 if ( !InReportView() )
1736 return GetLine(line)->m_gi->m_rectLabel;
1737
1738 int image_x = 0;
1739 wxListLineData *data = GetLine(line);
1740 wxListItemDataList::compatibility_iterator node = data->m_items.GetFirst();
1741 if (node)
1742 {
1743 wxListItemData *item = node->GetData();
1744 if ( item->HasImage() )
1745 {
1746 int ix, iy;
1747 GetImageSize( item->GetImage(), ix, iy );
1748 image_x = 3 + ix + IMAGE_MARGIN_IN_REPORT_MODE;
1749 }
1750 }
1751
1752 wxRect rect;
1753 rect.x = image_x + HEADER_OFFSET_X;
1754 rect.y = GetLineY(line);
1755 rect.width = GetColumnWidth(0) - image_x;
1756 rect.height = GetLineHeight();
1757
1758 return rect;
1759 }
1760
1761 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
1762 {
1763 if ( !InReportView() )
1764 return GetLine(line)->m_gi->m_rectIcon;
1765
1766 wxListLineData *ld = GetLine(line);
1767 wxASSERT_MSG( ld->HasImage(), wxT("should have an image") );
1768
1769 wxRect rect;
1770 rect.x = HEADER_OFFSET_X;
1771 rect.y = GetLineY(line);
1772 GetImageSize(ld->GetImage(), rect.width, rect.height);
1773
1774 return rect;
1775 }
1776
1777 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
1778 {
1779 return InReportView() ? GetLineRect(line)
1780 : GetLine(line)->m_gi->m_rectHighlight;
1781 }
1782
1783 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
1784 {
1785 wxASSERT_MSG( line < GetItemCount(), wxT("invalid line in HitTestLine") );
1786
1787 wxListLineData *ld = GetLine(line);
1788
1789 if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) )
1790 return wxLIST_HITTEST_ONITEMICON;
1791
1792 // VS: Testing for "ld->HasText() || InReportView()" instead of
1793 // "ld->HasText()" is needed to make empty lines in report view
1794 // possible
1795 if ( ld->HasText() || InReportView() )
1796 {
1797 wxRect rect = InReportView() ? GetLineRect(line)
1798 : GetLineLabelRect(line);
1799
1800 if ( rect.Contains(x, y) )
1801 return wxLIST_HITTEST_ONITEMLABEL;
1802 }
1803
1804 return 0;
1805 }
1806
1807 // ----------------------------------------------------------------------------
1808 // highlight (selection) handling
1809 // ----------------------------------------------------------------------------
1810
1811 bool wxListMainWindow::IsHighlighted(size_t line) const
1812 {
1813 if ( IsVirtual() )
1814 {
1815 return m_selStore.IsSelected(line);
1816 }
1817 else // !virtual
1818 {
1819 wxListLineData *ld = GetLine(line);
1820 wxCHECK_MSG( ld, false, wxT("invalid index in IsHighlighted") );
1821
1822 return ld->IsHighlighted();
1823 }
1824 }
1825
1826 void wxListMainWindow::HighlightLines( size_t lineFrom,
1827 size_t lineTo,
1828 bool highlight )
1829 {
1830 if ( IsVirtual() )
1831 {
1832 wxArrayInt linesChanged;
1833 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
1834 &linesChanged) )
1835 {
1836 // meny items changed state, refresh everything
1837 RefreshLines(lineFrom, lineTo);
1838 }
1839 else // only a few items changed state, refresh only them
1840 {
1841 size_t count = linesChanged.GetCount();
1842 for ( size_t n = 0; n < count; n++ )
1843 {
1844 RefreshLine(linesChanged[n]);
1845 }
1846 }
1847 }
1848 else // iterate over all items in non report view
1849 {
1850 for ( size_t line = lineFrom; line <= lineTo; line++ )
1851 {
1852 if ( HighlightLine(line, highlight) )
1853 RefreshLine(line);
1854 }
1855 }
1856 }
1857
1858 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
1859 {
1860 bool changed;
1861
1862 if ( IsVirtual() )
1863 {
1864 changed = m_selStore.SelectItem(line, highlight);
1865 }
1866 else // !virtual
1867 {
1868 wxListLineData *ld = GetLine(line);
1869 wxCHECK_MSG( ld, false, wxT("invalid index in HighlightLine") );
1870
1871 changed = ld->Highlight(highlight);
1872 }
1873
1874 if ( changed )
1875 {
1876 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
1877 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
1878 }
1879
1880 return changed;
1881 }
1882
1883 void wxListMainWindow::RefreshLine( size_t line )
1884 {
1885 if ( InReportView() )
1886 {
1887 size_t visibleFrom, visibleTo;
1888 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1889
1890 if ( line < visibleFrom || line > visibleTo )
1891 return;
1892 }
1893
1894 wxRect rect = GetLineRect(line);
1895
1896 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1897 RefreshRect( rect );
1898 }
1899
1900 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
1901 {
1902 // we suppose that they are ordered by caller
1903 wxASSERT_MSG( lineFrom <= lineTo, wxT("indices in disorder") );
1904
1905 wxASSERT_MSG( lineTo < GetItemCount(), wxT("invalid line range") );
1906
1907 if ( InReportView() )
1908 {
1909 size_t visibleFrom, visibleTo;
1910 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1911
1912 if ( lineFrom < visibleFrom )
1913 lineFrom = visibleFrom;
1914 if ( lineTo > visibleTo )
1915 lineTo = visibleTo;
1916
1917 wxRect rect;
1918 rect.x = 0;
1919 rect.y = GetLineY(lineFrom);
1920 rect.width = GetClientSize().x;
1921 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
1922
1923 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1924 RefreshRect( rect );
1925 }
1926 else // !report
1927 {
1928 // TODO: this should be optimized...
1929 for ( size_t line = lineFrom; line <= lineTo; line++ )
1930 {
1931 RefreshLine(line);
1932 }
1933 }
1934 }
1935
1936 void wxListMainWindow::RefreshAfter( size_t lineFrom )
1937 {
1938 if ( InReportView() )
1939 {
1940 size_t visibleFrom, visibleTo;
1941 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1942
1943 if ( lineFrom < visibleFrom )
1944 lineFrom = visibleFrom;
1945 else if ( lineFrom > visibleTo )
1946 return;
1947
1948 wxRect rect;
1949 rect.x = 0;
1950 rect.y = GetLineY(lineFrom);
1951 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1952
1953 wxSize size = GetClientSize();
1954 rect.width = size.x;
1955
1956 // refresh till the bottom of the window
1957 rect.height = size.y - rect.y;
1958
1959 RefreshRect( rect );
1960 }
1961 else // !report
1962 {
1963 // TODO: how to do it more efficiently?
1964 m_dirty = true;
1965 }
1966 }
1967
1968 void wxListMainWindow::RefreshSelected()
1969 {
1970 if ( IsEmpty() )
1971 return;
1972
1973 size_t from, to;
1974 if ( InReportView() )
1975 {
1976 GetVisibleLinesRange(&from, &to);
1977 }
1978 else // !virtual
1979 {
1980 from = 0;
1981 to = GetItemCount() - 1;
1982 }
1983
1984 if ( HasCurrent() && m_current >= from && m_current <= to )
1985 RefreshLine(m_current);
1986
1987 for ( size_t line = from; line <= to; line++ )
1988 {
1989 // NB: the test works as expected even if m_current == -1
1990 if ( line != m_current && IsHighlighted(line) )
1991 RefreshLine(line);
1992 }
1993 }
1994
1995 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1996 {
1997 // Note: a wxPaintDC must be constructed even if no drawing is
1998 // done (a Windows requirement).
1999 wxPaintDC dc( this );
2000
2001 if ( IsEmpty() )
2002 {
2003 // nothing to draw or not the moment to draw it
2004 return;
2005 }
2006
2007 if ( m_dirty )
2008 RecalculatePositions( false );
2009
2010 GetListCtrl()->PrepareDC( dc );
2011
2012 int dev_x, dev_y;
2013 GetListCtrl()->CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2014
2015 dc.SetFont( GetFont() );
2016
2017 if ( InReportView() )
2018 {
2019 int lineHeight = GetLineHeight();
2020
2021 size_t visibleFrom, visibleTo;
2022 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2023
2024 wxRect rectLine;
2025 int xOrig = dc.LogicalToDeviceX( 0 );
2026 int yOrig = dc.LogicalToDeviceY( 0 );
2027
2028 // tell the caller cache to cache the data
2029 if ( IsVirtual() )
2030 {
2031 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2032 GetParent()->GetId());
2033 evCache.SetEventObject( GetParent() );
2034 evCache.m_oldItemIndex = visibleFrom;
2035 evCache.m_itemIndex = visibleTo;
2036 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2037 }
2038
2039 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2040 {
2041 rectLine = GetLineRect(line);
2042
2043
2044 if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig,
2045 rectLine.width, rectLine.height) )
2046 {
2047 // don't redraw unaffected lines to avoid flicker
2048 continue;
2049 }
2050
2051 GetLine(line)->DrawInReportMode( &dc,
2052 rectLine,
2053 GetLineHighlightRect(line),
2054 IsHighlighted(line),
2055 line == m_current );
2056 }
2057
2058 if ( HasFlag(wxLC_HRULES) )
2059 {
2060 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2061 wxSize clientSize = GetClientSize();
2062
2063 size_t i = visibleFrom;
2064 if (i == 0) i = 1; // Don't draw the first one
2065 for ( ; i <= visibleTo; i++ )
2066 {
2067 dc.SetPen(pen);
2068 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2069 dc.DrawLine(0 - dev_x, i * lineHeight,
2070 clientSize.x - dev_x, i * lineHeight);
2071 }
2072
2073 // Draw last horizontal rule
2074 if ( visibleTo == GetItemCount() - 1 )
2075 {
2076 dc.SetPen( pen );
2077 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2078 dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight,
2079 clientSize.x - dev_x , (m_lineTo + 1) * lineHeight );
2080 }
2081 }
2082
2083 // Draw vertical rules if required
2084 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2085 {
2086 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2087 wxRect firstItemRect, lastItemRect;
2088
2089 GetItemRect(visibleFrom, firstItemRect);
2090 GetItemRect(visibleTo, lastItemRect);
2091 int x = firstItemRect.GetX();
2092 dc.SetPen(pen);
2093 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2094
2095 for (int col = 0; col < GetColumnCount(); col++)
2096 {
2097 int colWidth = GetColumnWidth(col);
2098 x += colWidth;
2099 int x_pos = x - dev_x;
2100 if (col < GetColumnCount()-1) x_pos -= 2;
2101 dc.DrawLine(x_pos, firstItemRect.GetY() - 1 - dev_y,
2102 x_pos, lastItemRect.GetBottom() + 1 - dev_y);
2103 }
2104 }
2105 }
2106 else // !report
2107 {
2108 size_t count = GetItemCount();
2109 for ( size_t i = 0; i < count; i++ )
2110 {
2111 GetLine(i)->Draw( &dc, i == m_current );
2112 }
2113 }
2114
2115 // DrawFocusRect() is unusable under Mac, it draws outside of the highlight
2116 // rectangle somehow and so leaves traces when the item is not selected any
2117 // more, see #12229.
2118 #ifndef __WXMAC__
2119 if ( HasCurrent() )
2120 {
2121 int flags = 0;
2122 if ( IsHighlighted(m_current) )
2123 flags |= wxCONTROL_SELECTED;
2124
2125 wxRendererNative::Get().
2126 DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags);
2127 }
2128 #endif // !__WXMAC__
2129 }
2130
2131 void wxListMainWindow::HighlightAll( bool on )
2132 {
2133 if ( IsSingleSel() )
2134 {
2135 wxASSERT_MSG( !on, wxT("can't do this in a single selection control") );
2136
2137 // we just have one item to turn off
2138 if ( HasCurrent() && IsHighlighted(m_current) )
2139 {
2140 HighlightLine(m_current, false);
2141 RefreshLine(m_current);
2142 }
2143 }
2144 else // multi selection
2145 {
2146 if ( !IsEmpty() )
2147 HighlightLines(0, GetItemCount() - 1, on);
2148 }
2149 }
2150
2151 void wxListMainWindow::OnChildFocus(wxChildFocusEvent& WXUNUSED(event))
2152 {
2153 // Do nothing here. This prevents the default handler in wxScrolledWindow
2154 // from needlessly scrolling the window when the edit control is
2155 // dismissed. See ticket #9563.
2156 }
2157
2158 void wxListMainWindow::SendNotify( size_t line,
2159 wxEventType command,
2160 const wxPoint& point )
2161 {
2162 wxListEvent le( command, GetParent()->GetId() );
2163 le.SetEventObject( GetParent() );
2164
2165 le.m_itemIndex = line;
2166
2167 // set only for events which have position
2168 if ( point != wxDefaultPosition )
2169 le.m_pointDrag = point;
2170
2171 // don't try to get the line info for virtual list controls: the main
2172 // program has it anyhow and if we did it would result in accessing all
2173 // the lines, even those which are not visible now and this is precisely
2174 // what we're trying to avoid
2175 if ( !IsVirtual() )
2176 {
2177 if ( line != (size_t)-1 )
2178 {
2179 GetLine(line)->GetItem( 0, le.m_item );
2180 }
2181 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2182 }
2183 //else: there may be no more such item
2184
2185 GetParent()->GetEventHandler()->ProcessEvent( le );
2186 }
2187
2188 void wxListMainWindow::ChangeCurrent(size_t current)
2189 {
2190 m_current = current;
2191
2192 // as the current item changed, we shouldn't start editing it when the
2193 // "slow click" timer expires as the click happened on another item
2194 if ( m_renameTimer->IsRunning() )
2195 m_renameTimer->Stop();
2196
2197 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2198 }
2199
2200 wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass)
2201 {
2202 wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL,
2203 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
2204
2205 wxASSERT_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)),
2206 wxT("EditLabel() needs a text control") );
2207
2208 size_t itemEdit = (size_t)item;
2209
2210 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2211 le.SetEventObject( GetParent() );
2212 le.m_itemIndex = item;
2213 wxListLineData *data = GetLine(itemEdit);
2214 wxCHECK_MSG( data, NULL, wxT("invalid index in EditLabel()") );
2215 data->GetItem( 0, le.m_item );
2216
2217 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
2218 {
2219 // vetoed by user code
2220 return NULL;
2221 }
2222
2223 // We have to call this here because the label in question might just have
2224 // been added and no screen update taken place.
2225 if ( m_dirty )
2226 {
2227 // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
2228 // so that no pending events may change the item count (see below)
2229 // IMPORTANT: needs to be tested!
2230 wxSafeYield();
2231
2232 // Pending events dispatched by wxSafeYield might have changed the item
2233 // count
2234 if ( (size_t)item >= GetItemCount() )
2235 return NULL;
2236 }
2237
2238 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
2239 m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item);
2240 return m_textctrlWrapper->GetText();
2241 }
2242
2243 void wxListMainWindow::OnRenameTimer()
2244 {
2245 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2246
2247 EditLabel( m_current );
2248 }
2249
2250 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
2251 {
2252 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2253 le.SetEventObject( GetParent() );
2254 le.m_itemIndex = itemEdit;
2255
2256 wxListLineData *data = GetLine(itemEdit);
2257
2258 wxCHECK_MSG( data, false, wxT("invalid index in OnRenameAccept()") );
2259
2260 data->GetItem( 0, le.m_item );
2261 le.m_item.m_text = value;
2262 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
2263 le.IsAllowed();
2264 }
2265
2266 void wxListMainWindow::OnRenameCancelled(size_t itemEdit)
2267 {
2268 // let owner know that the edit was cancelled
2269 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2270
2271 le.SetEditCanceled(true);
2272
2273 le.SetEventObject( GetParent() );
2274 le.m_itemIndex = itemEdit;
2275
2276 wxListLineData *data = GetLine(itemEdit);
2277 wxCHECK_RET( data, wxT("invalid index in OnRenameCancelled()") );
2278
2279 data->GetItem( 0, le.m_item );
2280 GetEventHandler()->ProcessEvent( le );
2281 }
2282
2283 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2284 {
2285 #ifdef __WXMAC__
2286 // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly
2287 // shutdown the edit control when the mouse is clicked elsewhere on the
2288 // listctrl because the order of events is different (or something like
2289 // that), so explicitly end the edit if it is active.
2290 if ( event.LeftDown() && m_textctrlWrapper )
2291 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Accept);
2292 #endif // __WXMAC__
2293
2294 if ( event.LeftDown() )
2295 SetFocus();
2296
2297 event.SetEventObject( GetParent() );
2298 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2299 return;
2300
2301 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2302 {
2303 // let the base class handle mouse wheel events.
2304 event.Skip();
2305 return;
2306 }
2307
2308 if ( !HasCurrent() || IsEmpty() )
2309 {
2310 if (event.RightDown())
2311 {
2312 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2313
2314 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
2315 GetParent()->GetId(),
2316 ClientToScreen(event.GetPosition()));
2317 evtCtx.SetEventObject(GetParent());
2318 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2319 }
2320 return;
2321 }
2322
2323 if (m_dirty)
2324 return;
2325
2326 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2327 event.ButtonDClick()) )
2328 return;
2329
2330 int x = event.GetX();
2331 int y = event.GetY();
2332 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
2333
2334 // where did we hit it (if we did)?
2335 long hitResult = 0;
2336
2337 size_t count = GetItemCount(),
2338 current;
2339
2340 if ( InReportView() )
2341 {
2342 current = y / GetLineHeight();
2343 if ( current < count )
2344 hitResult = HitTestLine(current, x, y);
2345 }
2346 else // !report
2347 {
2348 // TODO: optimize it too! this is less simple than for report view but
2349 // enumerating all items is still not a way to do it!!
2350 for ( current = 0; current < count; current++ )
2351 {
2352 hitResult = HitTestLine(current, x, y);
2353 if ( hitResult )
2354 break;
2355 }
2356 }
2357
2358 if (event.Dragging())
2359 {
2360 if (m_dragCount == 0)
2361 {
2362 // we have to report the raw, physical coords as we want to be
2363 // able to call HitTest(event.m_pointDrag) from the user code to
2364 // get the item being dragged
2365 m_dragStart = event.GetPosition();
2366 }
2367
2368 m_dragCount++;
2369
2370 if (m_dragCount != 3)
2371 return;
2372
2373 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
2374 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
2375
2376 wxListEvent le( command, GetParent()->GetId() );
2377 le.SetEventObject( GetParent() );
2378 le.m_itemIndex = m_lineLastClicked;
2379 le.m_pointDrag = m_dragStart;
2380 GetParent()->GetEventHandler()->ProcessEvent( le );
2381
2382 return;
2383 }
2384 else
2385 {
2386 m_dragCount = 0;
2387 }
2388
2389 if ( !hitResult )
2390 {
2391 // outside of any item
2392 if (event.RightDown())
2393 {
2394 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2395
2396 wxContextMenuEvent evtCtx(
2397 wxEVT_CONTEXT_MENU,
2398 GetParent()->GetId(),
2399 ClientToScreen(event.GetPosition()));
2400 evtCtx.SetEventObject(GetParent());
2401 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2402 }
2403 else
2404 {
2405 // reset the selection and bail out
2406 HighlightAll(false);
2407 }
2408
2409 return;
2410 }
2411
2412 bool forceClick = false;
2413 if (event.ButtonDClick())
2414 {
2415 if ( m_renameTimer->IsRunning() )
2416 m_renameTimer->Stop();
2417
2418 m_lastOnSame = false;
2419
2420 if ( current == m_lineLastClicked )
2421 {
2422 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2423
2424 return;
2425 }
2426 else
2427 {
2428 // The first click was on another item, so don't interpret this as
2429 // a double click, but as a simple click instead
2430 forceClick = true;
2431 }
2432 }
2433
2434 if (event.LeftUp())
2435 {
2436 if (m_lineSelectSingleOnUp != (size_t)-1)
2437 {
2438 // select single line
2439 HighlightAll( false );
2440 ReverseHighlight(m_lineSelectSingleOnUp);
2441 }
2442
2443 if (m_lastOnSame)
2444 {
2445 if ((current == m_current) &&
2446 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
2447 HasFlag(wxLC_EDIT_LABELS) )
2448 {
2449 if ( !InReportView() ||
2450 GetLineLabelRect(current).Contains(x, y) )
2451 {
2452 int dclick = wxSystemSettings::GetMetric(wxSYS_DCLICK_MSEC);
2453 m_renameTimer->Start(dclick > 0 ? dclick : 250, true);
2454 }
2455 }
2456 }
2457
2458 m_lastOnSame = false;
2459 m_lineSelectSingleOnUp = (size_t)-1;
2460 }
2461 else
2462 {
2463 // This is necessary, because after a DnD operation in
2464 // from and to ourself, the up event is swallowed by the
2465 // DnD code. So on next non-up event (which means here and
2466 // now) m_lineSelectSingleOnUp should be reset.
2467 m_lineSelectSingleOnUp = (size_t)-1;
2468 }
2469 if (event.RightDown())
2470 {
2471 m_lineBeforeLastClicked = m_lineLastClicked;
2472 m_lineLastClicked = current;
2473
2474 // If the item is already selected, do not update the selection.
2475 // Multi-selections should not be cleared if a selected item is clicked.
2476 if (!IsHighlighted(current))
2477 {
2478 HighlightAll(false);
2479 ChangeCurrent(current);
2480 ReverseHighlight(m_current);
2481 }
2482
2483 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2484
2485 // Allow generation of context menu event
2486 event.Skip();
2487 }
2488 else if (event.MiddleDown())
2489 {
2490 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2491 }
2492 else if ( event.LeftDown() || forceClick )
2493 {
2494 m_lineBeforeLastClicked = m_lineLastClicked;
2495 m_lineLastClicked = current;
2496
2497 size_t oldCurrent = m_current;
2498 bool oldWasSelected = IsHighlighted(m_current);
2499
2500 bool cmdModifierDown = event.CmdDown();
2501 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2502 {
2503 if ( IsSingleSel() || !IsHighlighted(current) )
2504 {
2505 HighlightAll( false );
2506
2507 ChangeCurrent(current);
2508
2509 ReverseHighlight(m_current);
2510 }
2511 else // multi sel & current is highlighted & no mod keys
2512 {
2513 m_lineSelectSingleOnUp = current;
2514 ChangeCurrent(current); // change focus
2515 }
2516 }
2517 else // multi sel & either ctrl or shift is down
2518 {
2519 if (cmdModifierDown)
2520 {
2521 ChangeCurrent(current);
2522
2523 ReverseHighlight(m_current);
2524 }
2525 else if (event.ShiftDown())
2526 {
2527 ChangeCurrent(current);
2528
2529 size_t lineFrom = oldCurrent,
2530 lineTo = current;
2531
2532 if ( lineTo < lineFrom )
2533 {
2534 lineTo = lineFrom;
2535 lineFrom = m_current;
2536 }
2537
2538 HighlightLines(lineFrom, lineTo);
2539 }
2540 else // !ctrl, !shift
2541 {
2542 // test in the enclosing if should make it impossible
2543 wxFAIL_MSG( wxT("how did we get here?") );
2544 }
2545 }
2546
2547 if (m_current != oldCurrent)
2548 RefreshLine( oldCurrent );
2549
2550 // forceClick is only set if the previous click was on another item
2551 m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected;
2552 }
2553 }
2554
2555 void wxListMainWindow::MoveToItem(size_t item)
2556 {
2557 if ( item == (size_t)-1 )
2558 return;
2559
2560 wxRect rect = GetLineRect(item);
2561
2562 int client_w, client_h;
2563 GetClientSize( &client_w, &client_h );
2564
2565 const int hLine = GetLineHeight();
2566
2567 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2568 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2569
2570 if ( InReportView() )
2571 {
2572 // the next we need the range of lines shown it might be different,
2573 // so recalculate it
2574 ResetVisibleLinesRange();
2575
2576 if (rect.y < view_y)
2577 GetListCtrl()->Scroll( -1, rect.y / hLine );
2578 if (rect.y + rect.height + 5 > view_y + client_h)
2579 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2580
2581 #ifdef __WXMAC__
2582 // At least on Mac the visible lines value will get reset inside of
2583 // Scroll *before* it actually scrolls the window because of the
2584 // Update() that happens there, so it will still have the wrong value.
2585 // So let's reset it again and wait for it to be recalculated in the
2586 // next paint event. I would expect this problem to show up in wxGTK
2587 // too but couldn't duplicate it there. Perhaps the order of events
2588 // is different... --Robin
2589 ResetVisibleLinesRange();
2590 #endif
2591 }
2592 else // !report
2593 {
2594 int sx = -1,
2595 sy = -1;
2596
2597 if (rect.x-view_x < 5)
2598 sx = (rect.x - 5) / SCROLL_UNIT_X;
2599 if (rect.x + rect.width - 5 > view_x + client_w)
2600 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2601
2602 if (rect.y-view_y < 5)
2603 sy = (rect.y - 5) / hLine;
2604 if (rect.y + rect.height - 5 > view_y + client_h)
2605 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2606
2607 GetListCtrl()->Scroll(sx, sy);
2608 }
2609 }
2610
2611 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2612 {
2613 if ( !InReportView() )
2614 {
2615 // TODO: this should work in all views but is not implemented now
2616 return false;
2617 }
2618
2619 size_t top, bottom;
2620 GetVisibleLinesRange(&top, &bottom);
2621
2622 if ( bottom == (size_t)-1 )
2623 return 0;
2624
2625 ResetVisibleLinesRange();
2626
2627 int hLine = GetLineHeight();
2628
2629 GetListCtrl()->Scroll(-1, top + dy / hLine);
2630
2631 #ifdef __WXMAC__
2632 // see comment in MoveToItem() for why we do this
2633 ResetVisibleLinesRange();
2634 #endif
2635
2636 return true;
2637 }
2638
2639 // ----------------------------------------------------------------------------
2640 // keyboard handling
2641 // ----------------------------------------------------------------------------
2642
2643 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2644 {
2645 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2646 wxT("invalid item index in OnArrowChar()") );
2647
2648 size_t oldCurrent = m_current;
2649
2650 // in single selection we just ignore Shift as we can't select several
2651 // items anyhow
2652 if ( event.ShiftDown() && !IsSingleSel() )
2653 {
2654 ChangeCurrent(newCurrent);
2655
2656 // refresh the old focus to remove it
2657 RefreshLine( oldCurrent );
2658
2659 // select all the items between the old and the new one
2660 if ( oldCurrent > newCurrent )
2661 {
2662 newCurrent = oldCurrent;
2663 oldCurrent = m_current;
2664 }
2665
2666 HighlightLines(oldCurrent, newCurrent);
2667 }
2668 else // !shift
2669 {
2670 // all previously selected items are unselected unless ctrl is held
2671 // in a multiselection control
2672 if ( !event.ControlDown() || IsSingleSel() )
2673 HighlightAll(false);
2674
2675 ChangeCurrent(newCurrent);
2676
2677 // refresh the old focus to remove it
2678 RefreshLine( oldCurrent );
2679
2680 // in single selection mode we must always have a selected item
2681 if ( !event.ControlDown() || IsSingleSel() )
2682 HighlightLine( m_current, true );
2683 }
2684
2685 RefreshLine( m_current );
2686
2687 MoveToFocus();
2688 }
2689
2690 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2691 {
2692 wxWindow *parent = GetParent();
2693
2694 // propagate the key event upwards
2695 wxKeyEvent ke(event);
2696 ke.SetEventObject( parent );
2697 if (parent->GetEventHandler()->ProcessEvent( ke ))
2698 return;
2699
2700 // send a list event
2701 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2702 le.m_itemIndex = m_current;
2703 if (HasCurrent())
2704 GetLine(m_current)->GetItem( 0, le.m_item );
2705 le.m_code = event.GetKeyCode();
2706 le.SetEventObject( parent );
2707 if (parent->GetEventHandler()->ProcessEvent( le ))
2708 return;
2709
2710 event.Skip();
2711 }
2712
2713 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2714 {
2715 wxWindow *parent = GetParent();
2716
2717 // propagate the key event upwards
2718 wxKeyEvent ke(event);
2719 if (parent->GetEventHandler()->ProcessEvent( ke ))
2720 return;
2721
2722 event.Skip();
2723 }
2724
2725 void wxListMainWindow::OnCharHook( wxKeyEvent &event )
2726 {
2727 if ( m_textctrlWrapper )
2728 {
2729 // When an in-place editor is active we should ensure that it always
2730 // gets the key events that are special to it.
2731 if ( m_textctrlWrapper->CheckForEndEditKey(event) )
2732 {
2733 // Skip the call to wxEvent::Skip() below.
2734 return;
2735 }
2736 }
2737
2738 event.Skip();
2739 }
2740
2741 void wxListMainWindow::OnChar( wxKeyEvent &event )
2742 {
2743 wxWindow *parent = GetParent();
2744
2745 // propagate the char event upwards
2746 wxKeyEvent ke(event);
2747 ke.SetEventObject( parent );
2748 if (parent->GetEventHandler()->ProcessEvent( ke ))
2749 return;
2750
2751 if ( HandleAsNavigationKey(event) )
2752 return;
2753
2754 // no item -> nothing to do
2755 if (!HasCurrent())
2756 {
2757 event.Skip();
2758 return;
2759 }
2760
2761 // don't use m_linesPerPage directly as it might not be computed yet
2762 const int pageSize = GetCountPerPage();
2763 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2764
2765 if (GetLayoutDirection() == wxLayout_RightToLeft)
2766 {
2767 if (event.GetKeyCode() == WXK_RIGHT)
2768 event.m_keyCode = WXK_LEFT;
2769 else if (event.GetKeyCode() == WXK_LEFT)
2770 event.m_keyCode = WXK_RIGHT;
2771 }
2772
2773 switch ( event.GetKeyCode() )
2774 {
2775 case WXK_UP:
2776 if ( m_current > 0 )
2777 OnArrowChar( m_current - 1, event );
2778 break;
2779
2780 case WXK_DOWN:
2781 if ( m_current < (size_t)GetItemCount() - 1 )
2782 OnArrowChar( m_current + 1, event );
2783 break;
2784
2785 case WXK_END:
2786 if (!IsEmpty())
2787 OnArrowChar( GetItemCount() - 1, event );
2788 break;
2789
2790 case WXK_HOME:
2791 if (!IsEmpty())
2792 OnArrowChar( 0, event );
2793 break;
2794
2795 case WXK_PAGEUP:
2796 {
2797 int steps = InReportView() ? pageSize - 1
2798 : m_current % pageSize;
2799
2800 int index = m_current - steps;
2801 if (index < 0)
2802 index = 0;
2803
2804 OnArrowChar( index, event );
2805 }
2806 break;
2807
2808 case WXK_PAGEDOWN:
2809 {
2810 int steps = InReportView()
2811 ? pageSize - 1
2812 : pageSize - (m_current % pageSize) - 1;
2813
2814 size_t index = m_current + steps;
2815 size_t count = GetItemCount();
2816 if ( index >= count )
2817 index = count - 1;
2818
2819 OnArrowChar( index, event );
2820 }
2821 break;
2822
2823 case WXK_LEFT:
2824 if ( !InReportView() )
2825 {
2826 int index = m_current - pageSize;
2827 if (index < 0)
2828 index = 0;
2829
2830 OnArrowChar( index, event );
2831 }
2832 break;
2833
2834 case WXK_RIGHT:
2835 if ( !InReportView() )
2836 {
2837 size_t index = m_current + pageSize;
2838
2839 size_t count = GetItemCount();
2840 if ( index >= count )
2841 index = count - 1;
2842
2843 OnArrowChar( index, event );
2844 }
2845 break;
2846
2847 case WXK_SPACE:
2848 if ( IsSingleSel() )
2849 {
2850 if ( event.ControlDown() )
2851 {
2852 ReverseHighlight(m_current);
2853 }
2854 else // normal space press
2855 {
2856 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2857 }
2858 }
2859 else // multiple selection
2860 {
2861 ReverseHighlight(m_current);
2862 }
2863 break;
2864
2865 case WXK_RETURN:
2866 case WXK_EXECUTE:
2867 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2868 break;
2869
2870 default:
2871 event.Skip();
2872 }
2873 }
2874
2875 // ----------------------------------------------------------------------------
2876 // focus handling
2877 // ----------------------------------------------------------------------------
2878
2879 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2880 {
2881 if ( GetParent() )
2882 {
2883 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
2884 event.SetEventObject( GetParent() );
2885 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2886 return;
2887 }
2888
2889 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
2890 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
2891 // which are already drawn correctly resulting in horrible flicker - avoid
2892 // it
2893 if ( !m_hasFocus )
2894 {
2895 m_hasFocus = true;
2896
2897 RefreshSelected();
2898 }
2899 }
2900
2901 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
2902 {
2903 if ( GetParent() )
2904 {
2905 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
2906 event.SetEventObject( GetParent() );
2907 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2908 return;
2909 }
2910
2911 m_hasFocus = false;
2912 RefreshSelected();
2913 }
2914
2915 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
2916 {
2917 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
2918 {
2919 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2920 }
2921 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
2922 {
2923 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2924 }
2925 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
2926 {
2927 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2928 }
2929 else if ( InReportView() && (m_small_image_list))
2930 {
2931 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2932 }
2933 }
2934
2935 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
2936 {
2937 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
2938 {
2939 m_normal_image_list->GetSize( index, width, height );
2940 }
2941 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
2942 {
2943 m_small_image_list->GetSize( index, width, height );
2944 }
2945 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
2946 {
2947 m_small_image_list->GetSize( index, width, height );
2948 }
2949 else if ( InReportView() && m_small_image_list )
2950 {
2951 m_small_image_list->GetSize( index, width, height );
2952 }
2953 else
2954 {
2955 width =
2956 height = 0;
2957 }
2958 }
2959
2960 int wxListMainWindow::GetTextLength( const wxString &s ) const
2961 {
2962 wxClientDC dc( wxConstCast(this, wxListMainWindow) );
2963 dc.SetFont( GetFont() );
2964
2965 wxCoord lw;
2966 dc.GetTextExtent( s, &lw, NULL );
2967
2968 return lw + AUTOSIZE_COL_MARGIN;
2969 }
2970
2971 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
2972 {
2973 m_dirty = true;
2974
2975 // calc the spacing from the icon size
2976 int width = 0, height = 0;
2977
2978 if ((imageList) && (imageList->GetImageCount()) )
2979 imageList->GetSize(0, width, height);
2980
2981 if (which == wxIMAGE_LIST_NORMAL)
2982 {
2983 m_normal_image_list = imageList;
2984 m_normal_spacing = width + 8;
2985 }
2986
2987 if (which == wxIMAGE_LIST_SMALL)
2988 {
2989 m_small_image_list = imageList;
2990 m_small_spacing = width + 14;
2991 m_lineHeight = 0; // ensure that the line height will be recalc'd
2992 }
2993 }
2994
2995 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
2996 {
2997 m_dirty = true;
2998 if (isSmall)
2999 m_small_spacing = spacing;
3000 else
3001 m_normal_spacing = spacing;
3002 }
3003
3004 int wxListMainWindow::GetItemSpacing( bool isSmall )
3005 {
3006 return isSmall ? m_small_spacing : m_normal_spacing;
3007 }
3008
3009 // ----------------------------------------------------------------------------
3010 // columns
3011 // ----------------------------------------------------------------------------
3012
3013 void wxListMainWindow::SetColumn( int col, wxListItem &item )
3014 {
3015 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3016
3017 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
3018
3019 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3020 item.m_width = GetTextLength( item.m_text );
3021
3022 wxListHeaderData *column = node->GetData();
3023 column->SetItem( item );
3024
3025 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3026 if ( headerWin )
3027 headerWin->m_dirty = true;
3028
3029 m_dirty = true;
3030
3031 // invalidate it as it has to be recalculated
3032 m_headerWidth = 0;
3033 }
3034
3035 void wxListMainWindow::SetColumnWidth( int col, int width )
3036 {
3037 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3038 wxT("invalid column index") );
3039
3040 wxCHECK_RET( InReportView(),
3041 wxT("SetColumnWidth() can only be called in report mode.") );
3042
3043 m_dirty = true;
3044
3045 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3046 if ( headerWin )
3047 headerWin->m_dirty = true;
3048
3049 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3050 wxCHECK_RET( node, wxT("no column?") );
3051
3052 wxListHeaderData *column = node->GetData();
3053
3054 size_t count = GetItemCount();
3055
3056 if (width == wxLIST_AUTOSIZE_USEHEADER)
3057 {
3058 width = GetTextLength(column->GetText());
3059 width += 2*EXTRA_WIDTH;
3060
3061 // check for column header's image availability
3062 const int image = column->GetImage();
3063 if ( image != -1 )
3064 {
3065 if ( m_small_image_list )
3066 {
3067 int ix = 0, iy = 0;
3068 m_small_image_list->GetSize(image, ix, iy);
3069 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3070 }
3071 }
3072 }
3073 else if ( width == wxLIST_AUTOSIZE )
3074 {
3075 if ( IsVirtual() )
3076 {
3077 // TODO: determine the max width somehow...
3078 width = WIDTH_COL_DEFAULT;
3079 }
3080 else // !virtual
3081 {
3082 wxClientDC dc(this);
3083 dc.SetFont( GetFont() );
3084
3085 int max = AUTOSIZE_COL_MARGIN;
3086
3087 // if the cached column width isn't valid then recalculate it
3088 if (m_aColWidths.Item(col)->bNeedsUpdate)
3089 {
3090 for (size_t i = 0; i < count; i++)
3091 {
3092 wxListLineData *line = GetLine( i );
3093 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3094
3095 wxCHECK_RET( n, wxT("no subitem?") );
3096
3097 wxListItemData *itemData = n->GetData();
3098 wxListItem item;
3099
3100 itemData->GetItem(item);
3101 int itemWidth = GetItemWidthWithImage(&item);
3102 if (itemWidth > max)
3103 max = itemWidth;
3104 }
3105
3106 m_aColWidths.Item(col)->bNeedsUpdate = false;
3107 m_aColWidths.Item(col)->nMaxWidth = max;
3108 }
3109
3110 max = m_aColWidths.Item(col)->nMaxWidth;
3111 width = max + AUTOSIZE_COL_MARGIN;
3112 }
3113 }
3114
3115 column->SetWidth( width );
3116
3117 // invalidate it as it has to be recalculated
3118 m_headerWidth = 0;
3119 }
3120
3121 int wxListMainWindow::GetHeaderWidth() const
3122 {
3123 if ( !m_headerWidth )
3124 {
3125 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3126
3127 size_t count = GetColumnCount();
3128 for ( size_t col = 0; col < count; col++ )
3129 {
3130 self->m_headerWidth += GetColumnWidth(col);
3131 }
3132 }
3133
3134 return m_headerWidth;
3135 }
3136
3137 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3138 {
3139 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3140 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3141
3142 wxListHeaderData *column = node->GetData();
3143 column->GetItem( item );
3144 }
3145
3146 int wxListMainWindow::GetColumnWidth( int col ) const
3147 {
3148 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3149 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3150
3151 wxListHeaderData *column = node->GetData();
3152 return column->GetWidth();
3153 }
3154
3155 // ----------------------------------------------------------------------------
3156 // item state
3157 // ----------------------------------------------------------------------------
3158
3159 void wxListMainWindow::SetItem( wxListItem &item )
3160 {
3161 long id = item.m_itemId;
3162 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3163 wxT("invalid item index in SetItem") );
3164
3165 if ( !IsVirtual() )
3166 {
3167 wxListLineData *line = GetLine((size_t)id);
3168 line->SetItem( item.m_col, item );
3169
3170 // Set item state if user wants
3171 if ( item.m_mask & wxLIST_MASK_STATE )
3172 SetItemState( item.m_itemId, item.m_state, item.m_state );
3173
3174 if (InReportView())
3175 {
3176 // update the Max Width Cache if needed
3177 int width = GetItemWidthWithImage(&item);
3178
3179 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3180 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3181 }
3182 }
3183
3184 // update the item on screen
3185 wxRect rectItem;
3186 GetItemRect(id, rectItem);
3187 RefreshRect(rectItem);
3188 }
3189
3190 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3191 {
3192 if ( IsEmpty() )
3193 return;
3194
3195 // first deal with selection
3196 if ( stateMask & wxLIST_STATE_SELECTED )
3197 {
3198 // set/clear select state
3199 if ( IsVirtual() )
3200 {
3201 // optimized version for virtual listctrl.
3202 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3203 Refresh();
3204 }
3205 else if ( state & wxLIST_STATE_SELECTED )
3206 {
3207 const long count = GetItemCount();
3208 for( long i = 0; i < count; i++ )
3209 {
3210 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3211 }
3212
3213 }
3214 else
3215 {
3216 // clear for non virtual (somewhat optimized by using GetNextItem())
3217 long i = -1;
3218 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3219 {
3220 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3221 }
3222 }
3223 }
3224
3225 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3226 {
3227 // unfocus all: only one item can be focussed, so clearing focus for
3228 // all items is simply clearing focus of the focussed item.
3229 SetItemState(m_current, state, stateMask);
3230 }
3231 //(setting focus to all items makes no sense, so it is not handled here.)
3232 }
3233
3234 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3235 {
3236 if ( litem == -1 )
3237 {
3238 SetItemStateAll(state, stateMask);
3239 return;
3240 }
3241
3242 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3243 wxT("invalid list ctrl item index in SetItem") );
3244
3245 size_t oldCurrent = m_current;
3246 size_t item = (size_t)litem; // safe because of the check above
3247
3248 // do we need to change the focus?
3249 if ( stateMask & wxLIST_STATE_FOCUSED )
3250 {
3251 if ( state & wxLIST_STATE_FOCUSED )
3252 {
3253 // don't do anything if this item is already focused
3254 if ( item != m_current )
3255 {
3256 ChangeCurrent(item);
3257
3258 if ( oldCurrent != (size_t)-1 )
3259 {
3260 if ( IsSingleSel() )
3261 {
3262 HighlightLine(oldCurrent, false);
3263 }
3264
3265 RefreshLine(oldCurrent);
3266 }
3267
3268 RefreshLine( m_current );
3269 }
3270 }
3271 else // unfocus
3272 {
3273 // don't do anything if this item is not focused
3274 if ( item == m_current )
3275 {
3276 ResetCurrent();
3277
3278 if ( IsSingleSel() )
3279 {
3280 // we must unselect the old current item as well or we
3281 // might end up with more than one selected item in a
3282 // single selection control
3283 HighlightLine(oldCurrent, false);
3284 }
3285
3286 RefreshLine( oldCurrent );
3287 }
3288 }
3289 }
3290
3291 // do we need to change the selection state?
3292 if ( stateMask & wxLIST_STATE_SELECTED )
3293 {
3294 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3295
3296 if ( IsSingleSel() )
3297 {
3298 if ( on )
3299 {
3300 // selecting the item also makes it the focused one in the
3301 // single sel mode
3302 if ( m_current != item )
3303 {
3304 ChangeCurrent(item);
3305
3306 if ( oldCurrent != (size_t)-1 )
3307 {
3308 HighlightLine( oldCurrent, false );
3309 RefreshLine( oldCurrent );
3310 }
3311 }
3312 }
3313 else // off
3314 {
3315 // only the current item may be selected anyhow
3316 if ( item != m_current )
3317 return;
3318 }
3319 }
3320
3321 if ( HighlightLine(item, on) )
3322 {
3323 RefreshLine(item);
3324 }
3325 }
3326 }
3327
3328 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3329 {
3330 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3331 wxT("invalid list ctrl item index in GetItemState()") );
3332
3333 int ret = wxLIST_STATE_DONTCARE;
3334
3335 if ( stateMask & wxLIST_STATE_FOCUSED )
3336 {
3337 if ( (size_t)item == m_current )
3338 ret |= wxLIST_STATE_FOCUSED;
3339 }
3340
3341 if ( stateMask & wxLIST_STATE_SELECTED )
3342 {
3343 if ( IsHighlighted(item) )
3344 ret |= wxLIST_STATE_SELECTED;
3345 }
3346
3347 return ret;
3348 }
3349
3350 void wxListMainWindow::GetItem( wxListItem &item ) const
3351 {
3352 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3353 wxT("invalid item index in GetItem") );
3354
3355 wxListLineData *line = GetLine((size_t)item.m_itemId);
3356 line->GetItem( item.m_col, item );
3357
3358 // Get item state if user wants it
3359 if ( item.m_mask & wxLIST_MASK_STATE )
3360 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3361 wxLIST_STATE_FOCUSED );
3362 }
3363
3364 // ----------------------------------------------------------------------------
3365 // item count
3366 // ----------------------------------------------------------------------------
3367
3368 size_t wxListMainWindow::GetItemCount() const
3369 {
3370 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3371 }
3372
3373 void wxListMainWindow::SetItemCount(long count)
3374 {
3375 m_selStore.SetItemCount(count);
3376 m_countVirt = count;
3377
3378 ResetVisibleLinesRange();
3379
3380 // scrollbars must be reset
3381 m_dirty = true;
3382 }
3383
3384 int wxListMainWindow::GetSelectedItemCount() const
3385 {
3386 // deal with the quick case first
3387 if ( IsSingleSel() )
3388 return HasCurrent() ? IsHighlighted(m_current) : false;
3389
3390 // virtual controls remmebers all its selections itself
3391 if ( IsVirtual() )
3392 return m_selStore.GetSelectedCount();
3393
3394 // TODO: we probably should maintain the number of items selected even for
3395 // non virtual controls as enumerating all lines is really slow...
3396 size_t countSel = 0;
3397 size_t count = GetItemCount();
3398 for ( size_t line = 0; line < count; line++ )
3399 {
3400 if ( GetLine(line)->IsHighlighted() )
3401 countSel++;
3402 }
3403
3404 return countSel;
3405 }
3406
3407 // ----------------------------------------------------------------------------
3408 // item position/size
3409 // ----------------------------------------------------------------------------
3410
3411 wxRect wxListMainWindow::GetViewRect() const
3412 {
3413 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3414
3415 // we need to find the longest/tallest label
3416 wxCoord xMax = 0, yMax = 0;
3417 const int count = GetItemCount();
3418 if ( count )
3419 {
3420 for ( int i = 0; i < count; i++ )
3421 {
3422 // we need logical, not physical, coordinates here, so use
3423 // GetLineRect() instead of GetItemRect()
3424 wxRect r = GetLineRect(i);
3425
3426 wxCoord x = r.GetRight(),
3427 y = r.GetBottom();
3428
3429 if ( x > xMax )
3430 xMax = x;
3431 if ( y > yMax )
3432 yMax = y;
3433 }
3434 }
3435
3436 // some fudge needed to make it look prettier
3437 xMax += 2 * EXTRA_BORDER_X;
3438 yMax += 2 * EXTRA_BORDER_Y;
3439
3440 // account for the scrollbars if necessary
3441 const wxSize sizeAll = GetClientSize();
3442 if ( xMax > sizeAll.x )
3443 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3444 if ( yMax > sizeAll.y )
3445 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3446
3447 return wxRect(0, 0, xMax, yMax);
3448 }
3449
3450 bool
3451 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3452 {
3453 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3454 false,
3455 wxT("GetSubItemRect only meaningful in report view") );
3456 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3457 wxT("invalid item in GetSubItemRect") );
3458
3459 // ensure that we're laid out, otherwise we could return nonsense
3460 if ( m_dirty )
3461 {
3462 wxConstCast(this, wxListMainWindow)->
3463 RecalculatePositions(true /* no refresh */);
3464 }
3465
3466 rect = GetLineRect((size_t)item);
3467
3468 // Adjust rect to specified column
3469 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3470 {
3471 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3472 wxT("invalid subItem in GetSubItemRect") );
3473
3474 for (int i = 0; i < subItem; i++)
3475 {
3476 rect.x += GetColumnWidth(i);
3477 }
3478 rect.width = GetColumnWidth(subItem);
3479 }
3480
3481 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3482
3483 return true;
3484 }
3485
3486 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3487 {
3488 wxRect rect;
3489 GetItemRect(item, rect);
3490
3491 pos.x = rect.x;
3492 pos.y = rect.y;
3493
3494 return true;
3495 }
3496
3497 // ----------------------------------------------------------------------------
3498 // geometry calculation
3499 // ----------------------------------------------------------------------------
3500
3501 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3502 {
3503 const int lineHeight = GetLineHeight();
3504
3505 wxClientDC dc( this );
3506 dc.SetFont( GetFont() );
3507
3508 const size_t count = GetItemCount();
3509
3510 int iconSpacing;
3511 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3512 iconSpacing = m_normal_spacing;
3513 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3514 iconSpacing = m_small_spacing;
3515 else
3516 iconSpacing = 0;
3517
3518 // Note that we do not call GetClientSize() here but
3519 // GetSize() and subtract the border size for sunken
3520 // borders manually. This is technically incorrect,
3521 // but we need to know the client area's size WITHOUT
3522 // scrollbars here. Since we don't know if there are
3523 // any scrollbars, we use GetSize() instead. Another
3524 // solution would be to call SetScrollbars() here to
3525 // remove the scrollbars and call GetClientSize() then,
3526 // but this might result in flicker and - worse - will
3527 // reset the scrollbars to 0 which is not good at all
3528 // if you resize a dialog/window, but don't want to
3529 // reset the window scrolling. RR.
3530 // Furthermore, we actually do NOT subtract the border
3531 // width as 2 pixels is just the extra space which we
3532 // need around the actual content in the window. Other-
3533 // wise the text would e.g. touch the upper border. RR.
3534 int clientWidth,
3535 clientHeight;
3536 GetSize( &clientWidth, &clientHeight );
3537
3538 if ( InReportView() )
3539 {
3540 // all lines have the same height and we scroll one line per step
3541 int entireHeight = count * lineHeight + LINE_SPACING;
3542
3543 m_linesPerPage = clientHeight / lineHeight;
3544
3545 ResetVisibleLinesRange();
3546
3547 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3548 GetHeaderWidth() / SCROLL_UNIT_X,
3549 (entireHeight + lineHeight - 1) / lineHeight,
3550 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3551 GetListCtrl()->GetScrollPos(wxVERTICAL),
3552 true );
3553 }
3554 else // !report
3555 {
3556 // we have 3 different layout strategies: either layout all items
3557 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3558 // to arrange them in top to bottom, left to right (don't ask me why
3559 // not the other way round...) order
3560 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3561 {
3562 int x = EXTRA_BORDER_X;
3563 int y = EXTRA_BORDER_Y;
3564
3565 wxCoord widthMax = 0;
3566
3567 size_t i;
3568 for ( i = 0; i < count; i++ )
3569 {
3570 wxListLineData *line = GetLine(i);
3571 line->CalculateSize( &dc, iconSpacing );
3572 line->SetPosition( x, y, iconSpacing );
3573
3574 wxSize sizeLine = GetLineSize(i);
3575
3576 if ( HasFlag(wxLC_ALIGN_TOP) )
3577 {
3578 if ( sizeLine.x > widthMax )
3579 widthMax = sizeLine.x;
3580
3581 y += sizeLine.y;
3582 }
3583 else // wxLC_ALIGN_LEFT
3584 {
3585 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3586 }
3587 }
3588
3589 if ( HasFlag(wxLC_ALIGN_TOP) )
3590 {
3591 // traverse the items again and tweak their sizes so that they are
3592 // all the same in a row
3593 for ( i = 0; i < count; i++ )
3594 {
3595 wxListLineData *line = GetLine(i);
3596 line->m_gi->ExtendWidth(widthMax);
3597 }
3598 }
3599
3600 GetListCtrl()->SetScrollbars
3601 (
3602 SCROLL_UNIT_X,
3603 lineHeight,
3604 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3605 (y + lineHeight) / lineHeight,
3606 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3607 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3608 true
3609 );
3610 }
3611 else // "flowed" arrangement, the most complicated case
3612 {
3613 // at first we try without any scrollbars, if the items don't fit into
3614 // the window, we recalculate after subtracting the space taken by the
3615 // scrollbar
3616
3617 int entireWidth = 0;
3618
3619 for (int tries = 0; tries < 2; tries++)
3620 {
3621 entireWidth = 2 * EXTRA_BORDER_X;
3622
3623 if (tries == 1)
3624 {
3625 // Now we have decided that the items do not fit into the
3626 // client area, so we need a scrollbar
3627 entireWidth += SCROLL_UNIT_X;
3628 }
3629
3630 int x = EXTRA_BORDER_X;
3631 int y = EXTRA_BORDER_Y;
3632
3633 // Note that "row" here is vertical, i.e. what is called
3634 // "column" in many other places in wxWidgets.
3635 int maxWidthInThisRow = 0;
3636
3637 m_linesPerPage = 0;
3638 int currentlyVisibleLines = 0;
3639
3640 for (size_t i = 0; i < count; i++)
3641 {
3642 currentlyVisibleLines++;
3643 wxListLineData *line = GetLine( i );
3644 line->CalculateSize( &dc, iconSpacing );
3645 line->SetPosition( x, y, iconSpacing );
3646
3647 wxSize sizeLine = GetLineSize( i );
3648
3649 if ( maxWidthInThisRow < sizeLine.x )
3650 maxWidthInThisRow = sizeLine.x;
3651
3652 y += sizeLine.y;
3653 if (currentlyVisibleLines > m_linesPerPage)
3654 m_linesPerPage = currentlyVisibleLines;
3655
3656 // Have we reached the end of the row either because no
3657 // more items would fit or because there are simply no more
3658 // items?
3659 if ( y + sizeLine.y >= clientHeight
3660 || i == count - 1)
3661 {
3662 // Adjust all items in this row to have the same
3663 // width to ensure that they all align horizontally.
3664 size_t firstRowLine = i - currentlyVisibleLines + 1;
3665 for (size_t j = firstRowLine; j <= i; j++)
3666 {
3667 GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow);
3668 }
3669
3670 currentlyVisibleLines = 0;
3671 y = EXTRA_BORDER_Y;
3672 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3673 x += maxWidthInThisRow;
3674 entireWidth += maxWidthInThisRow;
3675 maxWidthInThisRow = 0;
3676 }
3677
3678 if ( (tries == 0) &&
3679 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3680 {
3681 clientHeight -= wxSystemSettings::
3682 GetMetric(wxSYS_HSCROLL_Y);
3683 m_linesPerPage = 0;
3684 break;
3685 }
3686
3687 if ( i == count - 1 )
3688 tries = 1; // Everything fits, no second try required.
3689 }
3690 }
3691
3692 GetListCtrl()->SetScrollbars
3693 (
3694 SCROLL_UNIT_X,
3695 lineHeight,
3696 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3697 0,
3698 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3699 0,
3700 true
3701 );
3702 }
3703 }
3704
3705 if ( !noRefresh )
3706 {
3707 // FIXME: why should we call it from here?
3708 UpdateCurrent();
3709
3710 RefreshAll();
3711 }
3712 }
3713
3714 void wxListMainWindow::RefreshAll()
3715 {
3716 m_dirty = false;
3717 Refresh();
3718
3719 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3720 if ( headerWin && headerWin->m_dirty )
3721 {
3722 headerWin->m_dirty = false;
3723 headerWin->Refresh();
3724 }
3725 }
3726
3727 void wxListMainWindow::UpdateCurrent()
3728 {
3729 if ( !HasCurrent() && !IsEmpty() )
3730 ChangeCurrent(0);
3731 }
3732
3733 long wxListMainWindow::GetNextItem( long item,
3734 int WXUNUSED(geometry),
3735 int state ) const
3736 {
3737 long ret = item,
3738 max = GetItemCount();
3739 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3740 wxT("invalid listctrl index in GetNextItem()") );
3741
3742 // notice that we start with the next item (or the first one if item == -1)
3743 // and this is intentional to allow writing a simple loop to iterate over
3744 // all selected items
3745 ret++;
3746 if ( ret == max )
3747 // this is not an error because the index was OK initially,
3748 // just no such item
3749 return -1;
3750
3751 if ( !state )
3752 // any will do
3753 return (size_t)ret;
3754
3755 size_t count = GetItemCount();
3756 for ( size_t line = (size_t)ret; line < count; line++ )
3757 {
3758 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3759 return line;
3760
3761 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3762 return line;
3763 }
3764
3765 return -1;
3766 }
3767
3768 // ----------------------------------------------------------------------------
3769 // deleting stuff
3770 // ----------------------------------------------------------------------------
3771
3772 void wxListMainWindow::DeleteItem( long lindex )
3773 {
3774 size_t count = GetItemCount();
3775
3776 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3777 wxT("invalid item index in DeleteItem") );
3778
3779 size_t index = (size_t)lindex;
3780
3781 // we don't need to adjust the index for the previous items
3782 if ( HasCurrent() && m_current >= index )
3783 {
3784 // if the current item is being deleted, we want the next one to
3785 // become selected - unless there is no next one - so don't adjust
3786 // m_current in this case
3787 if ( m_current != index || m_current == count - 1 )
3788 m_current--;
3789 }
3790
3791 if ( InReportView() )
3792 {
3793 // mark the Column Max Width cache as dirty if the items in the line
3794 // we're deleting contain the Max Column Width
3795 wxListLineData * const line = GetLine(index);
3796 wxListItemDataList::compatibility_iterator n;
3797 wxListItemData *itemData;
3798 wxListItem item;
3799 int itemWidth;
3800
3801 for (size_t i = 0; i < m_columns.GetCount(); i++)
3802 {
3803 n = line->m_items.Item( i );
3804 itemData = n->GetData();
3805 itemData->GetItem(item);
3806
3807 itemWidth = GetItemWidthWithImage(&item);
3808
3809 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3810 m_aColWidths.Item(i)->bNeedsUpdate = true;
3811 }
3812
3813 ResetVisibleLinesRange();
3814 }
3815
3816 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3817
3818 if ( IsVirtual() )
3819 {
3820 m_countVirt--;
3821 m_selStore.OnItemDelete(index);
3822 }
3823 else
3824 {
3825 m_lines.RemoveAt( index );
3826 }
3827
3828 // we need to refresh the (vert) scrollbar as the number of items changed
3829 m_dirty = true;
3830
3831 RefreshAfter(index);
3832 }
3833
3834 void wxListMainWindow::DeleteColumn( int col )
3835 {
3836 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3837
3838 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3839
3840 m_dirty = true;
3841 delete node->GetData();
3842 m_columns.Erase( node );
3843
3844 if ( !IsVirtual() )
3845 {
3846 // update all the items
3847 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3848 {
3849 wxListLineData * const line = GetLine(i);
3850
3851 // In the following atypical but possible scenario it can be
3852 // legal to call DeleteColumn() but the items may not have any
3853 // values for it:
3854 // 1. In report view, insert a second column.
3855 // 2. Still in report view, add an item with 2 values.
3856 // 3. Switch to an icon (or list) view.
3857 // 4. Add an item -- necessarily with 1 value only.
3858 // 5. Switch back to report view.
3859 // 6. Call DeleteColumn().
3860 // So we need to check for this as otherwise we would simply crash
3861 // if this happens.
3862 if ( line->m_items.GetCount() <= static_cast<unsigned>(col) )
3863 continue;
3864
3865 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3866 delete n->GetData();
3867 line->m_items.Erase(n);
3868 }
3869 }
3870
3871 if ( InReportView() ) // we only cache max widths when in Report View
3872 {
3873 delete m_aColWidths.Item(col);
3874 m_aColWidths.RemoveAt(col);
3875 }
3876
3877 // invalidate it as it has to be recalculated
3878 m_headerWidth = 0;
3879 }
3880
3881 void wxListMainWindow::DoDeleteAllItems()
3882 {
3883 if ( IsEmpty() )
3884 // nothing to do - in particular, don't send the event
3885 return;
3886
3887 ResetCurrent();
3888
3889 // to make the deletion of all items faster, we don't send the
3890 // notifications for each item deletion in this case but only one event
3891 // for all of them: this is compatible with wxMSW and documented in
3892 // DeleteAllItems() description
3893
3894 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
3895 event.SetEventObject( GetParent() );
3896 GetParent()->GetEventHandler()->ProcessEvent( event );
3897
3898 if ( IsVirtual() )
3899 {
3900 m_countVirt = 0;
3901 m_selStore.Clear();
3902 }
3903
3904 if ( InReportView() )
3905 {
3906 ResetVisibleLinesRange();
3907 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
3908 {
3909 m_aColWidths.Item(i)->bNeedsUpdate = true;
3910 }
3911 }
3912
3913 m_lines.Clear();
3914 }
3915
3916 void wxListMainWindow::DeleteAllItems()
3917 {
3918 DoDeleteAllItems();
3919
3920 RecalculatePositions();
3921 }
3922
3923 void wxListMainWindow::DeleteEverything()
3924 {
3925 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
3926 WX_CLEAR_ARRAY(m_aColWidths);
3927
3928 DeleteAllItems();
3929 }
3930
3931 // ----------------------------------------------------------------------------
3932 // scanning for an item
3933 // ----------------------------------------------------------------------------
3934
3935 void wxListMainWindow::EnsureVisible( long index )
3936 {
3937 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3938 wxT("invalid index in EnsureVisible") );
3939
3940 // We have to call this here because the label in question might just have
3941 // been added and its position is not known yet
3942 if ( m_dirty )
3943 RecalculatePositions(true /* no refresh */);
3944
3945 MoveToItem((size_t)index);
3946 }
3947
3948 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
3949 {
3950 if (str.empty())
3951 return wxNOT_FOUND;
3952
3953 long pos = start;
3954 wxString str_upper = str.Upper();
3955 if (pos < 0)
3956 pos = 0;
3957
3958 size_t count = GetItemCount();
3959 for ( size_t i = (size_t)pos; i < count; i++ )
3960 {
3961 wxListLineData *line = GetLine(i);
3962 wxString line_upper = line->GetText(0).Upper();
3963 if (!partial)
3964 {
3965 if (line_upper == str_upper )
3966 return i;
3967 }
3968 else
3969 {
3970 if (line_upper.find(str_upper) == 0)
3971 return i;
3972 }
3973 }
3974
3975 return wxNOT_FOUND;
3976 }
3977
3978 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
3979 {
3980 long pos = start;
3981 if (pos < 0)
3982 pos = 0;
3983
3984 size_t count = GetItemCount();
3985 for (size_t i = (size_t)pos; i < count; i++)
3986 {
3987 wxListLineData *line = GetLine(i);
3988 wxListItem item;
3989 line->GetItem( 0, item );
3990 if (item.m_data == data)
3991 return i;
3992 }
3993
3994 return wxNOT_FOUND;
3995 }
3996
3997 long wxListMainWindow::FindItem( const wxPoint& pt )
3998 {
3999 size_t topItem;
4000 GetVisibleLinesRange( &topItem, NULL );
4001
4002 wxPoint p;
4003 GetItemPosition( GetItemCount() - 1, p );
4004 if ( p.y == 0 )
4005 return topItem;
4006
4007 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4008 if ( id >= 0 && id < (long)GetItemCount() )
4009 return id;
4010
4011 return wxNOT_FOUND;
4012 }
4013
4014 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4015 {
4016 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
4017
4018 size_t count = GetItemCount();
4019
4020 if ( InReportView() )
4021 {
4022 size_t current = y / GetLineHeight();
4023 if ( current < count )
4024 {
4025 flags = HitTestLine(current, x, y);
4026 if ( flags )
4027 return current;
4028 }
4029 }
4030 else // !report
4031 {
4032 // TODO: optimize it too! this is less simple than for report view but
4033 // enumerating all items is still not a way to do it!!
4034 for ( size_t current = 0; current < count; current++ )
4035 {
4036 flags = HitTestLine(current, x, y);
4037 if ( flags )
4038 return current;
4039 }
4040 }
4041
4042 return wxNOT_FOUND;
4043 }
4044
4045 // ----------------------------------------------------------------------------
4046 // adding stuff
4047 // ----------------------------------------------------------------------------
4048
4049 void wxListMainWindow::InsertItem( wxListItem &item )
4050 {
4051 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4052
4053 int count = GetItemCount();
4054 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4055
4056 if (item.m_itemId > count)
4057 item.m_itemId = count;
4058
4059 size_t id = item.m_itemId;
4060
4061 m_dirty = true;
4062
4063 if ( InReportView() )
4064 {
4065 ResetVisibleLinesRange();
4066
4067 const unsigned col = item.GetColumn();
4068 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4069
4070 // calculate the width of the item and adjust the max column width
4071 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4072 int width = GetItemWidthWithImage(&item);
4073 item.SetWidth(width);
4074 if (width > pWidthInfo->nMaxWidth)
4075 pWidthInfo->nMaxWidth = width;
4076 }
4077
4078 wxListLineData *line = new wxListLineData(this);
4079
4080 line->SetItem( item.m_col, item );
4081 if ( item.m_mask & wxLIST_MASK_IMAGE )
4082 {
4083 // Reset the buffered height if it's not big enough for the new image.
4084 int image = item.GetImage();
4085 if ( m_small_image_list && image != -1 && InReportView() )
4086 {
4087 int imageWidth, imageHeight;
4088 m_small_image_list->GetSize(image, imageWidth, imageHeight);
4089
4090 if ( imageHeight > m_lineHeight )
4091 m_lineHeight = 0;
4092 }
4093 }
4094
4095 m_lines.Insert( line, id );
4096
4097 m_dirty = true;
4098
4099 // If an item is selected at or below the point of insertion, we need to
4100 // increment the member variables because the current row's index has gone
4101 // up by one
4102 if ( HasCurrent() && m_current >= id )
4103 m_current++;
4104
4105 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4106
4107 RefreshLines(id, GetItemCount() - 1);
4108 }
4109
4110 void wxListMainWindow::InsertColumn( long col, wxListItem &item )
4111 {
4112 m_dirty = true;
4113 if ( InReportView() )
4114 {
4115 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4116 item.m_width = GetTextLength( item.m_text );
4117
4118 wxListHeaderData *column = new wxListHeaderData( item );
4119 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4120
4121 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4122 if ( insert )
4123 {
4124 wxListHeaderDataList::compatibility_iterator
4125 node = m_columns.Item( col );
4126 m_columns.Insert( node, column );
4127 m_aColWidths.Insert( colWidthInfo, col );
4128 }
4129 else
4130 {
4131 m_columns.Append( column );
4132 m_aColWidths.Add( colWidthInfo );
4133 }
4134
4135 if ( !IsVirtual() )
4136 {
4137 // update all the items
4138 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4139 {
4140 wxListLineData * const line = GetLine(i);
4141 wxListItemData * const data = new wxListItemData(this);
4142 if ( insert )
4143 line->m_items.Insert(col, data);
4144 else
4145 line->m_items.Append(data);
4146 }
4147 }
4148
4149 // invalidate it as it has to be recalculated
4150 m_headerWidth = 0;
4151 }
4152 }
4153
4154 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4155 {
4156 int width = 0;
4157 wxClientDC dc(this);
4158
4159 dc.SetFont( GetFont() );
4160
4161 if (item->GetImage() != -1)
4162 {
4163 int ix, iy;
4164 GetImageSize( item->GetImage(), ix, iy );
4165 width += ix + 5;
4166 }
4167
4168 if (!item->GetText().empty())
4169 {
4170 wxCoord w;
4171 dc.GetTextExtent( item->GetText(), &w, NULL );
4172 width += w;
4173 }
4174
4175 return width;
4176 }
4177
4178 // ----------------------------------------------------------------------------
4179 // sorting
4180 // ----------------------------------------------------------------------------
4181
4182 static wxListCtrlCompare list_ctrl_compare_func_2;
4183 static wxIntPtr list_ctrl_compare_data;
4184
4185 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4186 {
4187 wxListLineData *line1 = *arg1;
4188 wxListLineData *line2 = *arg2;
4189 wxListItem item;
4190 line1->GetItem( 0, item );
4191 wxUIntPtr data1 = item.m_data;
4192 line2->GetItem( 0, item );
4193 wxUIntPtr data2 = item.m_data;
4194 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4195 }
4196
4197 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4198 {
4199 // selections won't make sense any more after sorting the items so reset
4200 // them
4201 HighlightAll(false);
4202 ResetCurrent();
4203
4204 list_ctrl_compare_func_2 = fn;
4205 list_ctrl_compare_data = data;
4206 m_lines.Sort( list_ctrl_compare_func_1 );
4207 m_dirty = true;
4208 }
4209
4210 // ----------------------------------------------------------------------------
4211 // scrolling
4212 // ----------------------------------------------------------------------------
4213
4214 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4215 {
4216 // update our idea of which lines are shown when we redraw the window the
4217 // next time
4218 ResetVisibleLinesRange();
4219
4220 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4221 {
4222 wxGenericListCtrl* lc = GetListCtrl();
4223 wxCHECK_RET( lc, wxT("no listctrl window?") );
4224
4225 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4226 {
4227 lc->m_headerWin->Refresh();
4228 lc->m_headerWin->Update();
4229 }
4230 }
4231 }
4232
4233 int wxListMainWindow::GetCountPerPage() const
4234 {
4235 if ( !m_linesPerPage )
4236 {
4237 wxConstCast(this, wxListMainWindow)->
4238 m_linesPerPage = GetClientSize().y / GetLineHeight();
4239 }
4240
4241 return m_linesPerPage;
4242 }
4243
4244 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4245 {
4246 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4247
4248 if ( m_lineFrom == (size_t)-1 )
4249 {
4250 size_t count = GetItemCount();
4251 if ( count )
4252 {
4253 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4254
4255 // this may happen if SetScrollbars() hadn't been called yet
4256 if ( m_lineFrom >= count )
4257 m_lineFrom = count - 1;
4258
4259 // we redraw one extra line but this is needed to make the redrawing
4260 // logic work when there is a fractional number of lines on screen
4261 m_lineTo = m_lineFrom + m_linesPerPage;
4262 if ( m_lineTo >= count )
4263 m_lineTo = count - 1;
4264 }
4265 else // empty control
4266 {
4267 m_lineFrom = 0;
4268 m_lineTo = (size_t)-1;
4269 }
4270 }
4271
4272 wxASSERT_MSG( IsEmpty() ||
4273 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4274 wxT("GetVisibleLinesRange() returns incorrect result") );
4275
4276 if ( from )
4277 *from = m_lineFrom;
4278 if ( to )
4279 *to = m_lineTo;
4280 }
4281
4282 // -------------------------------------------------------------------------------------
4283 // wxGenericListCtrl
4284 // -------------------------------------------------------------------------------------
4285
4286 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4287
4288 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl)
4289 EVT_SIZE(wxGenericListCtrl::OnSize)
4290 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4291 END_EVENT_TABLE()
4292
4293 void wxGenericListCtrl::Init()
4294 {
4295 m_imageListNormal = NULL;
4296 m_imageListSmall = NULL;
4297 m_imageListState = NULL;
4298
4299 m_ownsImageListNormal =
4300 m_ownsImageListSmall =
4301 m_ownsImageListState = false;
4302
4303 m_mainWin = NULL;
4304 m_headerWin = NULL;
4305 }
4306
4307 wxGenericListCtrl::~wxGenericListCtrl()
4308 {
4309 if (m_ownsImageListNormal)
4310 delete m_imageListNormal;
4311 if (m_ownsImageListSmall)
4312 delete m_imageListSmall;
4313 if (m_ownsImageListState)
4314 delete m_imageListState;
4315 }
4316
4317 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4318 {
4319 bool needs_header = HasHeader();
4320 bool has_header = (m_headerWin != NULL);
4321
4322 if (needs_header == has_header)
4323 return;
4324
4325 if (needs_header)
4326 {
4327 m_headerWin = new wxListHeaderWindow
4328 (
4329 this, wxID_ANY, m_mainWin,
4330 wxPoint(0,0),
4331 wxSize
4332 (
4333 GetClientSize().x,
4334 wxRendererNative::Get().GetHeaderButtonHeight(this)
4335 ),
4336 wxTAB_TRAVERSAL
4337 );
4338
4339 #if defined( __WXMAC__ )
4340 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4341 m_headerWin->SetFont( font );
4342 #endif
4343
4344 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4345 }
4346 else
4347 {
4348 GetSizer()->Detach( m_headerWin );
4349
4350 wxDELETE(m_headerWin);
4351 }
4352 }
4353
4354 bool wxGenericListCtrl::Create(wxWindow *parent,
4355 wxWindowID id,
4356 const wxPoint &pos,
4357 const wxSize &size,
4358 long style,
4359 const wxValidator &validator,
4360 const wxString &name)
4361 {
4362 Init();
4363
4364 // just like in other ports, an assert will fail if the user doesn't give any type style:
4365 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4366 wxT("wxListCtrl style should have exactly one mode bit set") );
4367
4368 if ( !wxControl::Create( parent, id, pos, size, style|wxVSCROLL|wxHSCROLL, validator, name ) )
4369 return false;
4370
4371 #ifdef __WXGTK__
4372 style &= ~wxBORDER_MASK;
4373 style |= wxBORDER_THEME;
4374 #endif
4375
4376 m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0, 0), size, style );
4377
4378 SetTargetWindow( m_mainWin );
4379
4380 // We use the cursor keys for moving the selection, not scrolling, so call
4381 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4382 // keyboard events forwarded to us from wxListMainWindow.
4383 DisableKeyboardScrolling();
4384
4385 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4386 sizer->Add( m_mainWin, 1, wxGROW );
4387 SetSizer( sizer );
4388
4389 CreateOrDestroyHeaderWindowAsNeeded();
4390
4391 SetInitialSize(size);
4392
4393 return true;
4394 }
4395
4396 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4397 {
4398 return wxBORDER_THEME;
4399 }
4400
4401 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4402 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4403 WXWPARAM wParam,
4404 WXLPARAM lParam)
4405 {
4406 WXLRESULT rc = wxControl::MSWWindowProc(nMsg, wParam, lParam);
4407
4408 // we need to process arrows ourselves for scrolling
4409 if ( nMsg == WM_GETDLGCODE )
4410 {
4411 rc |= DLGC_WANTARROWS;
4412 }
4413
4414 return rc;
4415 }
4416 #endif // __WXMSW__
4417
4418 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4419 {
4420 wxSize newsize = size;
4421 if (m_headerWin)
4422 newsize.y -= m_headerWin->GetSize().y;
4423
4424 return newsize;
4425 }
4426
4427 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4428 {
4429 // update our idea of which lines are shown when we redraw
4430 // the window the next time
4431 m_mainWin->ResetVisibleLinesRange();
4432
4433 HandleOnScroll( event );
4434
4435 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4436 {
4437 m_headerWin->Refresh();
4438 m_headerWin->Update();
4439 }
4440 }
4441
4442 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4443 {
4444 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4445 wxT("wxLC_VIRTUAL can't be [un]set") );
4446
4447 long flag = GetWindowStyle();
4448
4449 if (add)
4450 {
4451 if (style & wxLC_MASK_TYPE)
4452 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4453 if (style & wxLC_MASK_ALIGN)
4454 flag &= ~wxLC_MASK_ALIGN;
4455 if (style & wxLC_MASK_SORT)
4456 flag &= ~wxLC_MASK_SORT;
4457 }
4458
4459 if (add)
4460 flag |= style;
4461 else
4462 flag &= ~style;
4463
4464 // some styles can be set without recreating everything (as happens in
4465 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4466 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4467 {
4468 Refresh();
4469 wxWindow::SetWindowStyleFlag(flag);
4470 }
4471 else
4472 {
4473 SetWindowStyleFlag( flag );
4474 }
4475 }
4476
4477 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4478 {
4479 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4480 // makes sense to remove them as we'll always add scrollbars anyhow when
4481 // needed
4482 flag |= wxHSCROLL | wxVSCROLL;
4483
4484 const bool wasInReportView = HasFlag(wxLC_REPORT);
4485
4486 // update the window style first so that the header is created or destroyed
4487 // corresponding to the new style
4488 wxWindow::SetWindowStyleFlag( flag );
4489
4490 if (m_mainWin)
4491 {
4492 const bool inReportView = (flag & wxLC_REPORT) != 0;
4493 if ( inReportView != wasInReportView )
4494 {
4495 // we need to notify the main window about this change as it must
4496 // update its data structures
4497 m_mainWin->SetReportView(inReportView);
4498 }
4499
4500 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4501
4502 CreateOrDestroyHeaderWindowAsNeeded();
4503
4504 GetSizer()->Layout();
4505 }
4506 }
4507
4508 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4509 {
4510 m_mainWin->GetColumn( col, item );
4511 return true;
4512 }
4513
4514 bool wxGenericListCtrl::SetColumn( int col, wxListItem& item )
4515 {
4516 m_mainWin->SetColumn( col, item );
4517 return true;
4518 }
4519
4520 int wxGenericListCtrl::GetColumnWidth( int col ) const
4521 {
4522 return m_mainWin->GetColumnWidth( col );
4523 }
4524
4525 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4526 {
4527 m_mainWin->SetColumnWidth( col, width );
4528 return true;
4529 }
4530
4531 int wxGenericListCtrl::GetCountPerPage() const
4532 {
4533 return m_mainWin->GetCountPerPage(); // different from Windows ?
4534 }
4535
4536 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4537 {
4538 m_mainWin->GetItem( info );
4539 return true;
4540 }
4541
4542 bool wxGenericListCtrl::SetItem( wxListItem &info )
4543 {
4544 m_mainWin->SetItem( info );
4545 return true;
4546 }
4547
4548 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4549 {
4550 wxListItem info;
4551 info.m_text = label;
4552 info.m_mask = wxLIST_MASK_TEXT;
4553 info.m_itemId = index;
4554 info.m_col = col;
4555 if ( imageId > -1 )
4556 {
4557 info.m_image = imageId;
4558 info.m_mask |= wxLIST_MASK_IMAGE;
4559 }
4560
4561 m_mainWin->SetItem(info);
4562 return true;
4563 }
4564
4565 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4566 {
4567 return m_mainWin->GetItemState( item, stateMask );
4568 }
4569
4570 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4571 {
4572 m_mainWin->SetItemState( item, state, stateMask );
4573 return true;
4574 }
4575
4576 bool
4577 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4578 {
4579 return SetItemColumnImage(item, 0, image);
4580 }
4581
4582 bool
4583 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4584 {
4585 wxListItem info;
4586 info.m_image = image;
4587 info.m_mask = wxLIST_MASK_IMAGE;
4588 info.m_itemId = item;
4589 info.m_col = column;
4590 m_mainWin->SetItem( info );
4591 return true;
4592 }
4593
4594 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4595 {
4596 return m_mainWin->GetItemText(item, col);
4597 }
4598
4599 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4600 {
4601 m_mainWin->SetItemText(item, str);
4602 }
4603
4604 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4605 {
4606 wxListItem info;
4607 info.m_mask = wxLIST_MASK_DATA;
4608 info.m_itemId = item;
4609 m_mainWin->GetItem( info );
4610 return info.m_data;
4611 }
4612
4613 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4614 {
4615 wxListItem info;
4616 info.m_mask = wxLIST_MASK_DATA;
4617 info.m_itemId = item;
4618 info.m_data = data;
4619 m_mainWin->SetItem( info );
4620 return true;
4621 }
4622
4623 wxRect wxGenericListCtrl::GetViewRect() const
4624 {
4625 return m_mainWin->GetViewRect();
4626 }
4627
4628 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4629 {
4630 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4631 }
4632
4633 bool wxGenericListCtrl::GetSubItemRect(long item,
4634 long subItem,
4635 wxRect& rect,
4636 int WXUNUSED(code)) const
4637 {
4638 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4639 return false;
4640
4641 if ( m_mainWin->HasHeader() )
4642 rect.y += m_headerWin->GetSize().y + 1;
4643
4644 return true;
4645 }
4646
4647 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4648 {
4649 m_mainWin->GetItemPosition( item, pos );
4650 return true;
4651 }
4652
4653 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4654 {
4655 return false;
4656 }
4657
4658 int wxGenericListCtrl::GetItemCount() const
4659 {
4660 return m_mainWin->GetItemCount();
4661 }
4662
4663 int wxGenericListCtrl::GetColumnCount() const
4664 {
4665 return m_mainWin->GetColumnCount();
4666 }
4667
4668 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4669 {
4670 m_mainWin->SetItemSpacing( spacing, isSmall );
4671 }
4672
4673 wxSize wxGenericListCtrl::GetItemSpacing() const
4674 {
4675 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4676
4677 return wxSize(spacing, spacing);
4678 }
4679
4680 #if WXWIN_COMPATIBILITY_2_6
4681 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4682 {
4683 return m_mainWin->GetItemSpacing( isSmall );
4684 }
4685 #endif // WXWIN_COMPATIBILITY_2_6
4686
4687 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4688 {
4689 wxListItem info;
4690 info.m_itemId = item;
4691 info.SetTextColour( col );
4692 m_mainWin->SetItem( info );
4693 }
4694
4695 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4696 {
4697 wxListItem info;
4698 info.m_itemId = item;
4699 m_mainWin->GetItem( info );
4700 return info.GetTextColour();
4701 }
4702
4703 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4704 {
4705 wxListItem info;
4706 info.m_itemId = item;
4707 info.SetBackgroundColour( col );
4708 m_mainWin->SetItem( info );
4709 }
4710
4711 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4712 {
4713 wxListItem info;
4714 info.m_itemId = item;
4715 m_mainWin->GetItem( info );
4716 return info.GetBackgroundColour();
4717 }
4718
4719 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4720 {
4721 wxListItem info;
4722 info.m_itemId = item;
4723 info.SetFont( f );
4724 m_mainWin->SetItem( info );
4725 }
4726
4727 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4728 {
4729 wxListItem info;
4730 info.m_itemId = item;
4731 m_mainWin->GetItem( info );
4732 return info.GetFont();
4733 }
4734
4735 int wxGenericListCtrl::GetSelectedItemCount() const
4736 {
4737 return m_mainWin->GetSelectedItemCount();
4738 }
4739
4740 wxColour wxGenericListCtrl::GetTextColour() const
4741 {
4742 return GetForegroundColour();
4743 }
4744
4745 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4746 {
4747 SetForegroundColour(col);
4748 }
4749
4750 long wxGenericListCtrl::GetTopItem() const
4751 {
4752 size_t top;
4753 m_mainWin->GetVisibleLinesRange(&top, NULL);
4754 return (long)top;
4755 }
4756
4757 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4758 {
4759 return m_mainWin->GetNextItem( item, geom, state );
4760 }
4761
4762 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4763 {
4764 if (which == wxIMAGE_LIST_NORMAL)
4765 return m_imageListNormal;
4766 else if (which == wxIMAGE_LIST_SMALL)
4767 return m_imageListSmall;
4768 else if (which == wxIMAGE_LIST_STATE)
4769 return m_imageListState;
4770
4771 return NULL;
4772 }
4773
4774 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4775 {
4776 if ( which == wxIMAGE_LIST_NORMAL )
4777 {
4778 if (m_ownsImageListNormal)
4779 delete m_imageListNormal;
4780 m_imageListNormal = imageList;
4781 m_ownsImageListNormal = false;
4782 }
4783 else if ( which == wxIMAGE_LIST_SMALL )
4784 {
4785 if (m_ownsImageListSmall)
4786 delete m_imageListSmall;
4787 m_imageListSmall = imageList;
4788 m_ownsImageListSmall = false;
4789 }
4790 else if ( which == wxIMAGE_LIST_STATE )
4791 {
4792 if (m_ownsImageListState)
4793 delete m_imageListState;
4794 m_imageListState = imageList;
4795 m_ownsImageListState = false;
4796 }
4797
4798 m_mainWin->SetImageList( imageList, which );
4799 }
4800
4801 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4802 {
4803 SetImageList(imageList, which);
4804 if ( which == wxIMAGE_LIST_NORMAL )
4805 m_ownsImageListNormal = true;
4806 else if ( which == wxIMAGE_LIST_SMALL )
4807 m_ownsImageListSmall = true;
4808 else if ( which == wxIMAGE_LIST_STATE )
4809 m_ownsImageListState = true;
4810 }
4811
4812 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4813 {
4814 return 0;
4815 }
4816
4817 bool wxGenericListCtrl::DeleteItem( long item )
4818 {
4819 m_mainWin->DeleteItem( item );
4820 return true;
4821 }
4822
4823 bool wxGenericListCtrl::DeleteAllItems()
4824 {
4825 m_mainWin->DeleteAllItems();
4826 return true;
4827 }
4828
4829 bool wxGenericListCtrl::DeleteAllColumns()
4830 {
4831 size_t count = m_mainWin->m_columns.GetCount();
4832 for ( size_t n = 0; n < count; n++ )
4833 DeleteColumn( 0 );
4834 return true;
4835 }
4836
4837 void wxGenericListCtrl::ClearAll()
4838 {
4839 m_mainWin->DeleteEverything();
4840 }
4841
4842 bool wxGenericListCtrl::DeleteColumn( int col )
4843 {
4844 m_mainWin->DeleteColumn( col );
4845
4846 // if we don't have the header any longer, we need to relayout the window
4847 // if ( !GetColumnCount() )
4848
4849
4850 // Ensure that the non-existent columns are really removed from display.
4851 Refresh();
4852
4853 return true;
4854 }
4855
4856 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
4857 wxClassInfo* textControlClass)
4858 {
4859 return m_mainWin->EditLabel( item, textControlClass );
4860 }
4861
4862 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
4863 {
4864 return m_mainWin->GetEditControl();
4865 }
4866
4867 bool wxGenericListCtrl::EnsureVisible( long item )
4868 {
4869 m_mainWin->EnsureVisible( item );
4870 return true;
4871 }
4872
4873 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
4874 {
4875 return m_mainWin->FindItem( start, str, partial );
4876 }
4877
4878 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
4879 {
4880 return m_mainWin->FindItem( start, data );
4881 }
4882
4883 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
4884 int WXUNUSED(direction))
4885 {
4886 return m_mainWin->FindItem( pt );
4887 }
4888
4889 // TODO: sub item hit testing
4890 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
4891 {
4892 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4893 }
4894
4895 long wxGenericListCtrl::InsertItem( wxListItem& info )
4896 {
4897 m_mainWin->InsertItem( info );
4898 return info.m_itemId;
4899 }
4900
4901 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
4902 {
4903 wxListItem info;
4904 info.m_text = label;
4905 info.m_mask = wxLIST_MASK_TEXT;
4906 info.m_itemId = index;
4907 return InsertItem( info );
4908 }
4909
4910 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
4911 {
4912 wxListItem info;
4913 info.m_mask = wxLIST_MASK_IMAGE;
4914 info.m_image = imageIndex;
4915 info.m_itemId = index;
4916 return InsertItem( info );
4917 }
4918
4919 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4920 {
4921 wxListItem info;
4922 info.m_text = label;
4923 info.m_image = imageIndex;
4924 info.m_mask = wxLIST_MASK_TEXT;
4925 if (imageIndex > -1)
4926 info.m_mask |= wxLIST_MASK_IMAGE;
4927 info.m_itemId = index;
4928 return InsertItem( info );
4929 }
4930
4931 long wxGenericListCtrl::InsertColumn( long col, wxListItem &item )
4932 {
4933 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
4934
4935 m_mainWin->InsertColumn( col, item );
4936
4937 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
4938 // still have m_headerWin==NULL
4939 if (m_headerWin)
4940 m_headerWin->Refresh();
4941
4942 return 0;
4943 }
4944
4945 long wxGenericListCtrl::InsertColumn( long col, const wxString &heading,
4946 int format, int width )
4947 {
4948 wxListItem item;
4949 item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
4950 item.m_text = heading;
4951 if (width >= -2)
4952 {
4953 item.m_mask |= wxLIST_MASK_WIDTH;
4954 item.m_width = width;
4955 }
4956
4957 item.m_format = format;
4958
4959 return InsertColumn( col, item );
4960 }
4961
4962 bool wxGenericListCtrl::ScrollList( int dx, int dy )
4963 {
4964 return m_mainWin->ScrollList(dx, dy);
4965 }
4966
4967 // Sort items.
4968 // fn is a function which takes 3 long arguments: item1, item2, data.
4969 // item1 is the long data associated with a first item (NOT the index).
4970 // item2 is the long data associated with a second item (NOT the index).
4971 // data is the same value as passed to SortItems.
4972 // The return value is a negative number if the first item should precede the second
4973 // item, a positive number of the second item should precede the first,
4974 // or zero if the two items are equivalent.
4975 // data is arbitrary data to be passed to the sort function.
4976
4977 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4978 {
4979 m_mainWin->SortItems( fn, data );
4980 return true;
4981 }
4982
4983 // ----------------------------------------------------------------------------
4984 // event handlers
4985 // ----------------------------------------------------------------------------
4986
4987 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
4988 {
4989 if (!m_mainWin) return;
4990
4991 // We need to override OnSize so that our scrolled
4992 // window a) does call Layout() to use sizers for
4993 // positioning the controls but b) does not query
4994 // the sizer for their size and use that for setting
4995 // the scrollable area as set that ourselves by
4996 // calling SetScrollbar() further down.
4997
4998 Layout();
4999
5000 m_mainWin->RecalculatePositions();
5001
5002 AdjustScrollbars();
5003 }
5004
5005 void wxGenericListCtrl::OnInternalIdle()
5006 {
5007 wxWindow::OnInternalIdle();
5008
5009 if (m_mainWin->m_dirty)
5010 m_mainWin->RecalculatePositions();
5011 }
5012
5013 // ----------------------------------------------------------------------------
5014 // font/colours
5015 // ----------------------------------------------------------------------------
5016
5017 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5018 {
5019 if (m_mainWin)
5020 {
5021 m_mainWin->SetBackgroundColour( colour );
5022 m_mainWin->m_dirty = true;
5023 }
5024
5025 return true;
5026 }
5027
5028 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5029 {
5030 if ( !wxWindow::SetForegroundColour( colour ) )
5031 return false;
5032
5033 if (m_mainWin)
5034 {
5035 m_mainWin->SetForegroundColour( colour );
5036 m_mainWin->m_dirty = true;
5037 }
5038
5039 if (m_headerWin)
5040 m_headerWin->SetForegroundColour( colour );
5041
5042 return true;
5043 }
5044
5045 bool wxGenericListCtrl::SetFont( const wxFont &font )
5046 {
5047 if ( !wxWindow::SetFont( font ) )
5048 return false;
5049
5050 if (m_mainWin)
5051 {
5052 m_mainWin->SetFont( font );
5053 m_mainWin->m_dirty = true;
5054 }
5055
5056 if (m_headerWin)
5057 {
5058 m_headerWin->SetFont( font );
5059 // CalculateAndSetHeaderHeight();
5060 }
5061
5062 Refresh();
5063
5064 return true;
5065 }
5066
5067 // static
5068 wxVisualAttributes
5069 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5070 {
5071 #if _USE_VISATTR
5072 // Use the same color scheme as wxListBox
5073 return wxListBox::GetClassDefaultAttributes(variant);
5074 #else
5075 wxUnusedVar(variant);
5076 wxVisualAttributes attr;
5077 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5078 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5079 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5080 return attr;
5081 #endif
5082 }
5083
5084 // ----------------------------------------------------------------------------
5085 // methods forwarded to m_mainWin
5086 // ----------------------------------------------------------------------------
5087
5088 #if wxUSE_DRAG_AND_DROP
5089
5090 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5091 {
5092 m_mainWin->SetDropTarget( dropTarget );
5093 }
5094
5095 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5096 {
5097 return m_mainWin->GetDropTarget();
5098 }
5099
5100 #endif
5101
5102 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5103 {
5104 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5105 }
5106
5107 wxColour wxGenericListCtrl::GetBackgroundColour() const
5108 {
5109 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5110 }
5111
5112 wxColour wxGenericListCtrl::GetForegroundColour() const
5113 {
5114 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5115 }
5116
5117 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5118 {
5119 #if wxUSE_MENUS
5120 return m_mainWin->PopupMenu( menu, x, y );
5121 #else
5122 return false;
5123 #endif
5124 }
5125
5126 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5127 {
5128 // It's not clear whether this can be called before m_mainWin is created
5129 // but it seems better to be on the safe side and check.
5130 if ( m_mainWin )
5131 m_mainWin->DoClientToScreen(x, y);
5132 else
5133 wxControl::DoClientToScreen(x, y);
5134 }
5135
5136 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5137 {
5138 // At least in wxGTK/Univ build this method can be called before m_mainWin
5139 // is created so avoid crashes in this case.
5140 if ( m_mainWin )
5141 m_mainWin->DoScreenToClient(x, y);
5142 else
5143 wxControl::DoScreenToClient(x, y);
5144 }
5145
5146 void wxGenericListCtrl::SetFocus()
5147 {
5148 // The test in window.cpp fails as we are a composite
5149 // window, so it checks against "this", but not m_mainWin.
5150 if ( DoFindFocus() != this )
5151 m_mainWin->SetFocus();
5152 }
5153
5154 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5155 {
5156 // Something is better than nothing even if this is completely arbitrary.
5157 wxSize sizeBest(100, 80);
5158
5159 if ( !InReportView() )
5160 {
5161 // Ensure that our minimal width is at least big enough to show all our
5162 // items. This is important for wxListbook to size itself correctly.
5163
5164 // Remember the offset of the first item: this corresponds to the
5165 // margins around the item so we will add it to the minimal size below
5166 // to ensure that we have equal margins on all sides.
5167 wxPoint ofs;
5168
5169 // We can iterate over all items as there shouldn't be too many of them
5170 // in non-report view. If it ever becomes a problem, we could examine
5171 // just the first few items probably, the determination of the best
5172 // size is less important if we will need scrollbars anyhow.
5173 for ( int n = 0; n < GetItemCount(); n++ )
5174 {
5175 const wxRect itemRect = m_mainWin->GetLineRect(n);
5176 if ( !n )
5177 {
5178 // Remember the position of the first item as all the rest are
5179 // offset by at least this number of pixels too.
5180 ofs = itemRect.GetPosition();
5181 }
5182
5183 sizeBest.IncTo(itemRect.GetSize());
5184 }
5185
5186 sizeBest.IncBy(2*ofs);
5187
5188
5189 // If we have the scrollbars we need to account for them too. And to
5190 // make sure the scrollbars status is up to date we need to call this
5191 // function to set them.
5192 m_mainWin->RecalculatePositions(true /* no refresh */);
5193
5194 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5195 // to use m_mainWin client/virtual size for determination of whether we
5196 // use scrollbars and not the size of this window itself. Maybe that
5197 // function should be extended to work correctly in the case when our
5198 // scrollbars manage a different window from this one but currently it
5199 // doesn't work.
5200 const wxSize sizeClient = m_mainWin->GetClientSize();
5201 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5202
5203 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5204 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5205
5206 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5207 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5208 }
5209
5210 return sizeBest;
5211 }
5212
5213 // ----------------------------------------------------------------------------
5214 // virtual list control support
5215 // ----------------------------------------------------------------------------
5216
5217 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5218 {
5219 // this is a pure virtual function, in fact - which is not really pure
5220 // because the controls which are not virtual don't need to implement it
5221 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5222
5223 return wxEmptyString;
5224 }
5225
5226 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5227 {
5228 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5229 -1,
5230 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5231 return -1;
5232 }
5233
5234 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5235 {
5236 if (!column)
5237 return OnGetItemImage(item);
5238
5239 return -1;
5240 }
5241
5242 wxListItemAttr *
5243 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5244 {
5245 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5246 wxT("invalid item index in OnGetItemAttr()") );
5247
5248 // no attributes by default
5249 return NULL;
5250 }
5251
5252 void wxGenericListCtrl::SetItemCount(long count)
5253 {
5254 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5255
5256 m_mainWin->SetItemCount(count);
5257 }
5258
5259 void wxGenericListCtrl::RefreshItem(long item)
5260 {
5261 m_mainWin->RefreshLine(item);
5262 }
5263
5264 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5265 {
5266 m_mainWin->RefreshLines(itemFrom, itemTo);
5267 }
5268
5269 // Generic wxListCtrl is more or less a container for two other
5270 // windows which drawings are done upon. These are namely
5271 // 'm_headerWin' and 'm_mainWin'.
5272 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5273 // behaviour wxListCtrl has under wxMSW.
5274 //
5275 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5276 {
5277 if (!rect)
5278 {
5279 // The easy case, no rectangle specified.
5280 if (m_headerWin)
5281 m_headerWin->Refresh(eraseBackground);
5282
5283 if (m_mainWin)
5284 m_mainWin->Refresh(eraseBackground);
5285 }
5286 else
5287 {
5288 // Refresh the header window
5289 if (m_headerWin)
5290 {
5291 wxRect rectHeader = m_headerWin->GetRect();
5292 rectHeader.Intersect(*rect);
5293 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5294 {
5295 int x, y;
5296 m_headerWin->GetPosition(&x, &y);
5297 rectHeader.Offset(-x, -y);
5298 m_headerWin->Refresh(eraseBackground, &rectHeader);
5299 }
5300 }
5301
5302 // Refresh the main window
5303 if (m_mainWin)
5304 {
5305 wxRect rectMain = m_mainWin->GetRect();
5306 rectMain.Intersect(*rect);
5307 if (rectMain.GetWidth() && rectMain.GetHeight())
5308 {
5309 int x, y;
5310 m_mainWin->GetPosition(&x, &y);
5311 rectMain.Offset(-x, -y);
5312 m_mainWin->Refresh(eraseBackground, &rectMain);
5313 }
5314 }
5315 }
5316 }
5317
5318 void wxGenericListCtrl::Update()
5319 {
5320 if ( m_mainWin )
5321 {
5322 if ( m_mainWin->m_dirty )
5323 m_mainWin->RecalculatePositions();
5324
5325 m_mainWin->Update();
5326 }
5327
5328 if ( m_headerWin )
5329 m_headerWin->Update();
5330 }
5331
5332 #endif // wxUSE_LISTCTRL