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[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 behavior 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 switch ( event.m_keyCode )
1466 {
1467 case WXK_RETURN:
1468 EndEdit( End_Accept );
1469 break;
1470
1471 case WXK_ESCAPE:
1472 EndEdit( End_Discard );
1473 break;
1474
1475 default:
1476 event.Skip();
1477 }
1478 }
1479
1480 void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
1481 {
1482 if (m_aboutToFinish)
1483 {
1484 // auto-grow the textctrl:
1485 wxSize parentSize = m_owner->GetSize();
1486 wxPoint myPos = m_text->GetPosition();
1487 wxSize mySize = m_text->GetSize();
1488 int sx, sy;
1489 m_text->GetTextExtent(m_text->GetValue() + wxT("MM"), &sx, &sy);
1490 if (myPos.x + sx > parentSize.x)
1491 sx = parentSize.x - myPos.x;
1492 if (mySize.x > sx)
1493 sx = mySize.x;
1494 m_text->SetSize(sx, wxDefaultCoord);
1495 }
1496
1497 event.Skip();
1498 }
1499
1500 void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
1501 {
1502 if ( !m_aboutToFinish )
1503 {
1504 if ( !AcceptChanges() )
1505 m_owner->OnRenameCancelled( m_itemEdited );
1506
1507 Finish( false );
1508 }
1509
1510 // We must let the native text control handle focus
1511 event.Skip();
1512 }
1513
1514 //-----------------------------------------------------------------------------
1515 // wxListMainWindow
1516 //-----------------------------------------------------------------------------
1517
1518 BEGIN_EVENT_TABLE(wxListMainWindow, wxWindow)
1519 EVT_PAINT (wxListMainWindow::OnPaint)
1520 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
1521 EVT_CHAR (wxListMainWindow::OnChar)
1522 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
1523 EVT_KEY_UP (wxListMainWindow::OnKeyUp)
1524 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
1525 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
1526 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
1527 EVT_CHILD_FOCUS (wxListMainWindow::OnChildFocus)
1528 END_EVENT_TABLE()
1529
1530 void wxListMainWindow::Init()
1531 {
1532 m_dirty = true;
1533 m_countVirt = 0;
1534 m_lineFrom =
1535 m_lineTo = (size_t)-1;
1536 m_linesPerPage = 0;
1537
1538 m_headerWidth =
1539 m_lineHeight = 0;
1540
1541 m_small_image_list = NULL;
1542 m_normal_image_list = NULL;
1543
1544 m_small_spacing = 30;
1545 m_normal_spacing = 40;
1546
1547 m_hasFocus = false;
1548 m_dragCount = 0;
1549 m_isCreated = false;
1550
1551 m_lastOnSame = false;
1552 m_renameTimer = new wxListRenameTimer( this );
1553 m_textctrlWrapper = NULL;
1554
1555 m_current =
1556 m_lineLastClicked =
1557 m_lineSelectSingleOnUp =
1558 m_lineBeforeLastClicked = (size_t)-1;
1559 }
1560
1561 wxListMainWindow::wxListMainWindow()
1562 {
1563 Init();
1564
1565 m_highlightBrush =
1566 m_highlightUnfocusedBrush = NULL;
1567 }
1568
1569 wxListMainWindow::wxListMainWindow( wxWindow *parent,
1570 wxWindowID id,
1571 const wxPoint& pos,
1572 const wxSize& size,
1573 long style,
1574 const wxString &name )
1575 : wxWindow( parent, id, pos, size, style, name )
1576 {
1577 Init();
1578
1579 m_highlightBrush = new wxBrush
1580 (
1581 wxSystemSettings::GetColour
1582 (
1583 wxSYS_COLOUR_HIGHLIGHT
1584 ),
1585 wxBRUSHSTYLE_SOLID
1586 );
1587
1588 m_highlightUnfocusedBrush = new wxBrush
1589 (
1590 wxSystemSettings::GetColour
1591 (
1592 wxSYS_COLOUR_BTNSHADOW
1593 ),
1594 wxBRUSHSTYLE_SOLID
1595 );
1596
1597 wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes();
1598 SetOwnForegroundColour( attr.colFg );
1599 SetOwnBackgroundColour( attr.colBg );
1600 if (!m_hasFont)
1601 SetOwnFont( attr.font );
1602 }
1603
1604 wxListMainWindow::~wxListMainWindow()
1605 {
1606 if ( m_textctrlWrapper )
1607 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Destroy);
1608
1609 DoDeleteAllItems();
1610 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
1611 WX_CLEAR_ARRAY(m_aColWidths);
1612
1613 delete m_highlightBrush;
1614 delete m_highlightUnfocusedBrush;
1615 delete m_renameTimer;
1616 }
1617
1618 void wxListMainWindow::SetReportView(bool inReportView)
1619 {
1620 const size_t count = m_lines.size();
1621 for ( size_t n = 0; n < count; n++ )
1622 {
1623 m_lines[n].SetReportView(inReportView);
1624 }
1625 }
1626
1627 void wxListMainWindow::CacheLineData(size_t line)
1628 {
1629 wxGenericListCtrl *listctrl = GetListCtrl();
1630
1631 wxListLineData *ld = GetDummyLine();
1632
1633 size_t countCol = GetColumnCount();
1634 for ( size_t col = 0; col < countCol; col++ )
1635 {
1636 ld->SetText(col, listctrl->OnGetItemText(line, col));
1637 ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col));
1638 }
1639
1640 ld->SetAttr(listctrl->OnGetItemAttr(line));
1641 }
1642
1643 wxListLineData *wxListMainWindow::GetDummyLine() const
1644 {
1645 wxASSERT_MSG( !IsEmpty(), wxT("invalid line index") );
1646 wxASSERT_MSG( IsVirtual(), wxT("GetDummyLine() shouldn't be called") );
1647
1648 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1649
1650 // we need to recreate the dummy line if the number of columns in the
1651 // control changed as it would have the incorrect number of fields
1652 // otherwise
1653 if ( !m_lines.IsEmpty() &&
1654 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
1655 {
1656 self->m_lines.Clear();
1657 }
1658
1659 if ( m_lines.IsEmpty() )
1660 {
1661 wxListLineData *line = new wxListLineData(self);
1662 self->m_lines.Add(line);
1663
1664 // don't waste extra memory -- there never going to be anything
1665 // else/more in this array
1666 self->m_lines.Shrink();
1667 }
1668
1669 return &m_lines[0];
1670 }
1671
1672 // ----------------------------------------------------------------------------
1673 // line geometry (report mode only)
1674 // ----------------------------------------------------------------------------
1675
1676 wxCoord wxListMainWindow::GetLineHeight() const
1677 {
1678 // we cache the line height as calling GetTextExtent() is slow
1679 if ( !m_lineHeight )
1680 {
1681 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1682
1683 wxClientDC dc( self );
1684 dc.SetFont( GetFont() );
1685
1686 wxCoord y;
1687 dc.GetTextExtent(wxT("H"), NULL, &y);
1688
1689 if ( m_small_image_list && m_small_image_list->GetImageCount() )
1690 {
1691 int iw = 0, ih = 0;
1692 m_small_image_list->GetSize(0, iw, ih);
1693 y = wxMax(y, ih);
1694 }
1695
1696 y += EXTRA_HEIGHT;
1697 self->m_lineHeight = y + LINE_SPACING;
1698 }
1699
1700 return m_lineHeight;
1701 }
1702
1703 wxCoord wxListMainWindow::GetLineY(size_t line) const
1704 {
1705 wxASSERT_MSG( InReportView(), wxT("only works in report mode") );
1706
1707 return LINE_SPACING + line * GetLineHeight();
1708 }
1709
1710 wxRect wxListMainWindow::GetLineRect(size_t line) const
1711 {
1712 if ( !InReportView() )
1713 return GetLine(line)->m_gi->m_rectAll;
1714
1715 wxRect rect;
1716 rect.x = HEADER_OFFSET_X;
1717 rect.y = GetLineY(line);
1718 rect.width = GetHeaderWidth();
1719 rect.height = GetLineHeight();
1720
1721 return rect;
1722 }
1723
1724 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
1725 {
1726 if ( !InReportView() )
1727 return GetLine(line)->m_gi->m_rectLabel;
1728
1729 int image_x = 0;
1730 wxListLineData *data = GetLine(line);
1731 wxListItemDataList::compatibility_iterator node = data->m_items.GetFirst();
1732 if (node)
1733 {
1734 wxListItemData *item = node->GetData();
1735 if ( item->HasImage() )
1736 {
1737 int ix, iy;
1738 GetImageSize( item->GetImage(), ix, iy );
1739 image_x = 3 + ix + IMAGE_MARGIN_IN_REPORT_MODE;
1740 }
1741 }
1742
1743 wxRect rect;
1744 rect.x = image_x + HEADER_OFFSET_X;
1745 rect.y = GetLineY(line);
1746 rect.width = GetColumnWidth(0) - image_x;
1747 rect.height = GetLineHeight();
1748
1749 return rect;
1750 }
1751
1752 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
1753 {
1754 if ( !InReportView() )
1755 return GetLine(line)->m_gi->m_rectIcon;
1756
1757 wxListLineData *ld = GetLine(line);
1758 wxASSERT_MSG( ld->HasImage(), wxT("should have an image") );
1759
1760 wxRect rect;
1761 rect.x = HEADER_OFFSET_X;
1762 rect.y = GetLineY(line);
1763 GetImageSize(ld->GetImage(), rect.width, rect.height);
1764
1765 return rect;
1766 }
1767
1768 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
1769 {
1770 return InReportView() ? GetLineRect(line)
1771 : GetLine(line)->m_gi->m_rectHighlight;
1772 }
1773
1774 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
1775 {
1776 wxASSERT_MSG( line < GetItemCount(), wxT("invalid line in HitTestLine") );
1777
1778 wxListLineData *ld = GetLine(line);
1779
1780 if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) )
1781 return wxLIST_HITTEST_ONITEMICON;
1782
1783 // VS: Testing for "ld->HasText() || InReportView()" instead of
1784 // "ld->HasText()" is needed to make empty lines in report view
1785 // possible
1786 if ( ld->HasText() || InReportView() )
1787 {
1788 wxRect rect = InReportView() ? GetLineRect(line)
1789 : GetLineLabelRect(line);
1790
1791 if ( rect.Contains(x, y) )
1792 return wxLIST_HITTEST_ONITEMLABEL;
1793 }
1794
1795 return 0;
1796 }
1797
1798 // ----------------------------------------------------------------------------
1799 // highlight (selection) handling
1800 // ----------------------------------------------------------------------------
1801
1802 bool wxListMainWindow::IsHighlighted(size_t line) const
1803 {
1804 if ( IsVirtual() )
1805 {
1806 return m_selStore.IsSelected(line);
1807 }
1808 else // !virtual
1809 {
1810 wxListLineData *ld = GetLine(line);
1811 wxCHECK_MSG( ld, false, wxT("invalid index in IsHighlighted") );
1812
1813 return ld->IsHighlighted();
1814 }
1815 }
1816
1817 void wxListMainWindow::HighlightLines( size_t lineFrom,
1818 size_t lineTo,
1819 bool highlight )
1820 {
1821 if ( IsVirtual() )
1822 {
1823 wxArrayInt linesChanged;
1824 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
1825 &linesChanged) )
1826 {
1827 // meny items changed state, refresh everything
1828 RefreshLines(lineFrom, lineTo);
1829 }
1830 else // only a few items changed state, refresh only them
1831 {
1832 size_t count = linesChanged.GetCount();
1833 for ( size_t n = 0; n < count; n++ )
1834 {
1835 RefreshLine(linesChanged[n]);
1836 }
1837 }
1838 }
1839 else // iterate over all items in non report view
1840 {
1841 for ( size_t line = lineFrom; line <= lineTo; line++ )
1842 {
1843 if ( HighlightLine(line, highlight) )
1844 RefreshLine(line);
1845 }
1846 }
1847 }
1848
1849 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
1850 {
1851 bool changed;
1852
1853 if ( IsVirtual() )
1854 {
1855 changed = m_selStore.SelectItem(line, highlight);
1856 }
1857 else // !virtual
1858 {
1859 wxListLineData *ld = GetLine(line);
1860 wxCHECK_MSG( ld, false, wxT("invalid index in HighlightLine") );
1861
1862 changed = ld->Highlight(highlight);
1863 }
1864
1865 if ( changed )
1866 {
1867 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
1868 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
1869 }
1870
1871 return changed;
1872 }
1873
1874 void wxListMainWindow::RefreshLine( size_t line )
1875 {
1876 if ( InReportView() )
1877 {
1878 size_t visibleFrom, visibleTo;
1879 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1880
1881 if ( line < visibleFrom || line > visibleTo )
1882 return;
1883 }
1884
1885 wxRect rect = GetLineRect(line);
1886
1887 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1888 RefreshRect( rect );
1889 }
1890
1891 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
1892 {
1893 // we suppose that they are ordered by caller
1894 wxASSERT_MSG( lineFrom <= lineTo, wxT("indices in disorder") );
1895
1896 wxASSERT_MSG( lineTo < GetItemCount(), wxT("invalid line range") );
1897
1898 if ( InReportView() )
1899 {
1900 size_t visibleFrom, visibleTo;
1901 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1902
1903 if ( lineFrom < visibleFrom )
1904 lineFrom = visibleFrom;
1905 if ( lineTo > visibleTo )
1906 lineTo = visibleTo;
1907
1908 wxRect rect;
1909 rect.x = 0;
1910 rect.y = GetLineY(lineFrom);
1911 rect.width = GetClientSize().x;
1912 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
1913
1914 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1915 RefreshRect( rect );
1916 }
1917 else // !report
1918 {
1919 // TODO: this should be optimized...
1920 for ( size_t line = lineFrom; line <= lineTo; line++ )
1921 {
1922 RefreshLine(line);
1923 }
1924 }
1925 }
1926
1927 void wxListMainWindow::RefreshAfter( size_t lineFrom )
1928 {
1929 if ( InReportView() )
1930 {
1931 size_t visibleFrom, visibleTo;
1932 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1933
1934 if ( lineFrom < visibleFrom )
1935 lineFrom = visibleFrom;
1936 else if ( lineFrom > visibleTo )
1937 return;
1938
1939 wxRect rect;
1940 rect.x = 0;
1941 rect.y = GetLineY(lineFrom);
1942 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1943
1944 wxSize size = GetClientSize();
1945 rect.width = size.x;
1946
1947 // refresh till the bottom of the window
1948 rect.height = size.y - rect.y;
1949
1950 RefreshRect( rect );
1951 }
1952 else // !report
1953 {
1954 // TODO: how to do it more efficiently?
1955 m_dirty = true;
1956 }
1957 }
1958
1959 void wxListMainWindow::RefreshSelected()
1960 {
1961 if ( IsEmpty() )
1962 return;
1963
1964 size_t from, to;
1965 if ( InReportView() )
1966 {
1967 GetVisibleLinesRange(&from, &to);
1968 }
1969 else // !virtual
1970 {
1971 from = 0;
1972 to = GetItemCount() - 1;
1973 }
1974
1975 if ( HasCurrent() && m_current >= from && m_current <= to )
1976 RefreshLine(m_current);
1977
1978 for ( size_t line = from; line <= to; line++ )
1979 {
1980 // NB: the test works as expected even if m_current == -1
1981 if ( line != m_current && IsHighlighted(line) )
1982 RefreshLine(line);
1983 }
1984 }
1985
1986 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1987 {
1988 // Note: a wxPaintDC must be constructed even if no drawing is
1989 // done (a Windows requirement).
1990 wxPaintDC dc( this );
1991
1992 if ( IsEmpty() )
1993 {
1994 // nothing to draw or not the moment to draw it
1995 return;
1996 }
1997
1998 if ( m_dirty )
1999 RecalculatePositions( false );
2000
2001 GetListCtrl()->PrepareDC( dc );
2002
2003 int dev_x, dev_y;
2004 GetListCtrl()->CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2005
2006 dc.SetFont( GetFont() );
2007
2008 if ( InReportView() )
2009 {
2010 int lineHeight = GetLineHeight();
2011
2012 size_t visibleFrom, visibleTo;
2013 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2014
2015 wxRect rectLine;
2016 int xOrig = dc.LogicalToDeviceX( 0 );
2017 int yOrig = dc.LogicalToDeviceY( 0 );
2018
2019 // tell the caller cache to cache the data
2020 if ( IsVirtual() )
2021 {
2022 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2023 GetParent()->GetId());
2024 evCache.SetEventObject( GetParent() );
2025 evCache.m_oldItemIndex = visibleFrom;
2026 evCache.m_itemIndex = visibleTo;
2027 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2028 }
2029
2030 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2031 {
2032 rectLine = GetLineRect(line);
2033
2034
2035 if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig,
2036 rectLine.width, rectLine.height) )
2037 {
2038 // don't redraw unaffected lines to avoid flicker
2039 continue;
2040 }
2041
2042 GetLine(line)->DrawInReportMode( &dc,
2043 rectLine,
2044 GetLineHighlightRect(line),
2045 IsHighlighted(line),
2046 line == m_current );
2047 }
2048
2049 if ( HasFlag(wxLC_HRULES) )
2050 {
2051 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2052 wxSize clientSize = GetClientSize();
2053
2054 size_t i = visibleFrom;
2055 if (i == 0) i = 1; // Don't draw the first one
2056 for ( ; i <= visibleTo; i++ )
2057 {
2058 dc.SetPen(pen);
2059 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2060 dc.DrawLine(0 - dev_x, i * lineHeight,
2061 clientSize.x - dev_x, i * lineHeight);
2062 }
2063
2064 // Draw last horizontal rule
2065 if ( visibleTo == GetItemCount() - 1 )
2066 {
2067 dc.SetPen( pen );
2068 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2069 dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight,
2070 clientSize.x - dev_x , (m_lineTo + 1) * lineHeight );
2071 }
2072 }
2073
2074 // Draw vertical rules if required
2075 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2076 {
2077 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2078 wxRect firstItemRect, lastItemRect;
2079
2080 GetItemRect(visibleFrom, firstItemRect);
2081 GetItemRect(visibleTo, lastItemRect);
2082 int x = firstItemRect.GetX();
2083 dc.SetPen(pen);
2084 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2085
2086 for (int col = 0; col < GetColumnCount(); col++)
2087 {
2088 int colWidth = GetColumnWidth(col);
2089 x += colWidth;
2090 int x_pos = x - dev_x;
2091 if (col < GetColumnCount()-1) x_pos -= 2;
2092 dc.DrawLine(x_pos, firstItemRect.GetY() - 1 - dev_y,
2093 x_pos, lastItemRect.GetBottom() + 1 - dev_y);
2094 }
2095 }
2096 }
2097 else // !report
2098 {
2099 size_t count = GetItemCount();
2100 for ( size_t i = 0; i < count; i++ )
2101 {
2102 GetLine(i)->Draw( &dc, i == m_current );
2103 }
2104 }
2105
2106 // DrawFocusRect() is unusable under Mac, it draws outside of the highlight
2107 // rectangle somehow and so leaves traces when the item is not selected any
2108 // more, see #12229.
2109 #ifndef __WXMAC__
2110 if ( HasCurrent() )
2111 {
2112 int flags = 0;
2113 if ( IsHighlighted(m_current) )
2114 flags |= wxCONTROL_SELECTED;
2115
2116 wxRendererNative::Get().
2117 DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags);
2118 }
2119 #endif // !__WXMAC__
2120 }
2121
2122 void wxListMainWindow::HighlightAll( bool on )
2123 {
2124 if ( IsSingleSel() )
2125 {
2126 wxASSERT_MSG( !on, wxT("can't do this in a single selection control") );
2127
2128 // we just have one item to turn off
2129 if ( HasCurrent() && IsHighlighted(m_current) )
2130 {
2131 HighlightLine(m_current, false);
2132 RefreshLine(m_current);
2133 }
2134 }
2135 else // multi selection
2136 {
2137 if ( !IsEmpty() )
2138 HighlightLines(0, GetItemCount() - 1, on);
2139 }
2140 }
2141
2142 void wxListMainWindow::OnChildFocus(wxChildFocusEvent& WXUNUSED(event))
2143 {
2144 // Do nothing here. This prevents the default handler in wxScrolledWindow
2145 // from needlessly scrolling the window when the edit control is
2146 // dismissed. See ticket #9563.
2147 }
2148
2149 void wxListMainWindow::SendNotify( size_t line,
2150 wxEventType command,
2151 const wxPoint& point )
2152 {
2153 wxListEvent le( command, GetParent()->GetId() );
2154 le.SetEventObject( GetParent() );
2155
2156 le.m_itemIndex = line;
2157
2158 // set only for events which have position
2159 if ( point != wxDefaultPosition )
2160 le.m_pointDrag = point;
2161
2162 // don't try to get the line info for virtual list controls: the main
2163 // program has it anyhow and if we did it would result in accessing all
2164 // the lines, even those which are not visible now and this is precisely
2165 // what we're trying to avoid
2166 if ( !IsVirtual() )
2167 {
2168 if ( line != (size_t)-1 )
2169 {
2170 GetLine(line)->GetItem( 0, le.m_item );
2171 }
2172 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2173 }
2174 //else: there may be no more such item
2175
2176 GetParent()->GetEventHandler()->ProcessEvent( le );
2177 }
2178
2179 void wxListMainWindow::ChangeCurrent(size_t current)
2180 {
2181 m_current = current;
2182
2183 // as the current item changed, we shouldn't start editing it when the
2184 // "slow click" timer expires as the click happened on another item
2185 if ( m_renameTimer->IsRunning() )
2186 m_renameTimer->Stop();
2187
2188 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2189 }
2190
2191 wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass)
2192 {
2193 wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL,
2194 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
2195
2196 wxASSERT_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)),
2197 wxT("EditLabel() needs a text control") );
2198
2199 size_t itemEdit = (size_t)item;
2200
2201 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2202 le.SetEventObject( GetParent() );
2203 le.m_itemIndex = item;
2204 wxListLineData *data = GetLine(itemEdit);
2205 wxCHECK_MSG( data, NULL, wxT("invalid index in EditLabel()") );
2206 data->GetItem( 0, le.m_item );
2207
2208 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
2209 {
2210 // vetoed by user code
2211 return NULL;
2212 }
2213
2214 // We have to call this here because the label in question might just have
2215 // been added and no screen update taken place.
2216 if ( m_dirty )
2217 {
2218 // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
2219 // so that no pending events may change the item count (see below)
2220 // IMPORTANT: needs to be tested!
2221 wxSafeYield();
2222
2223 // Pending events dispatched by wxSafeYield might have changed the item
2224 // count
2225 if ( (size_t)item >= GetItemCount() )
2226 return NULL;
2227 }
2228
2229 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
2230 m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item);
2231 return m_textctrlWrapper->GetText();
2232 }
2233
2234 void wxListMainWindow::OnRenameTimer()
2235 {
2236 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2237
2238 EditLabel( m_current );
2239 }
2240
2241 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
2242 {
2243 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2244 le.SetEventObject( GetParent() );
2245 le.m_itemIndex = itemEdit;
2246
2247 wxListLineData *data = GetLine(itemEdit);
2248
2249 wxCHECK_MSG( data, false, wxT("invalid index in OnRenameAccept()") );
2250
2251 data->GetItem( 0, le.m_item );
2252 le.m_item.m_text = value;
2253 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
2254 le.IsAllowed();
2255 }
2256
2257 void wxListMainWindow::OnRenameCancelled(size_t itemEdit)
2258 {
2259 // let owner know that the edit was cancelled
2260 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2261
2262 le.SetEditCanceled(true);
2263
2264 le.SetEventObject( GetParent() );
2265 le.m_itemIndex = itemEdit;
2266
2267 wxListLineData *data = GetLine(itemEdit);
2268 wxCHECK_RET( data, wxT("invalid index in OnRenameCancelled()") );
2269
2270 data->GetItem( 0, le.m_item );
2271 GetEventHandler()->ProcessEvent( le );
2272 }
2273
2274 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2275 {
2276 #ifdef __WXMAC__
2277 // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly
2278 // shutdown the edit control when the mouse is clicked elsewhere on the
2279 // listctrl because the order of events is different (or something like
2280 // that), so explicitly end the edit if it is active.
2281 if ( event.LeftDown() && m_textctrlWrapper )
2282 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Accept);
2283 #endif // __WXMAC__
2284
2285 if ( event.LeftDown() )
2286 SetFocus();
2287
2288 event.SetEventObject( GetParent() );
2289 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2290 return;
2291
2292 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2293 {
2294 // let the base class handle mouse wheel events.
2295 event.Skip();
2296 return;
2297 }
2298
2299 if ( !HasCurrent() || IsEmpty() )
2300 {
2301 if (event.RightDown())
2302 {
2303 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2304
2305 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
2306 GetParent()->GetId(),
2307 ClientToScreen(event.GetPosition()));
2308 evtCtx.SetEventObject(GetParent());
2309 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2310 }
2311 return;
2312 }
2313
2314 if (m_dirty)
2315 return;
2316
2317 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2318 event.ButtonDClick()) )
2319 return;
2320
2321 int x = event.GetX();
2322 int y = event.GetY();
2323 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
2324
2325 // where did we hit it (if we did)?
2326 long hitResult = 0;
2327
2328 size_t count = GetItemCount(),
2329 current;
2330
2331 if ( InReportView() )
2332 {
2333 current = y / GetLineHeight();
2334 if ( current < count )
2335 hitResult = HitTestLine(current, x, y);
2336 }
2337 else // !report
2338 {
2339 // TODO: optimize it too! this is less simple than for report view but
2340 // enumerating all items is still not a way to do it!!
2341 for ( current = 0; current < count; current++ )
2342 {
2343 hitResult = HitTestLine(current, x, y);
2344 if ( hitResult )
2345 break;
2346 }
2347 }
2348
2349 if (event.Dragging())
2350 {
2351 if (m_dragCount == 0)
2352 {
2353 // we have to report the raw, physical coords as we want to be
2354 // able to call HitTest(event.m_pointDrag) from the user code to
2355 // get the item being dragged
2356 m_dragStart = event.GetPosition();
2357 }
2358
2359 m_dragCount++;
2360
2361 if (m_dragCount != 3)
2362 return;
2363
2364 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
2365 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
2366
2367 wxListEvent le( command, GetParent()->GetId() );
2368 le.SetEventObject( GetParent() );
2369 le.m_itemIndex = m_lineLastClicked;
2370 le.m_pointDrag = m_dragStart;
2371 GetParent()->GetEventHandler()->ProcessEvent( le );
2372
2373 return;
2374 }
2375 else
2376 {
2377 m_dragCount = 0;
2378 }
2379
2380 if ( !hitResult )
2381 {
2382 // outside of any item
2383 if (event.RightDown())
2384 {
2385 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2386
2387 wxContextMenuEvent evtCtx(
2388 wxEVT_CONTEXT_MENU,
2389 GetParent()->GetId(),
2390 ClientToScreen(event.GetPosition()));
2391 evtCtx.SetEventObject(GetParent());
2392 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2393 }
2394 else
2395 {
2396 // reset the selection and bail out
2397 HighlightAll(false);
2398 }
2399
2400 return;
2401 }
2402
2403 bool forceClick = false;
2404 if (event.ButtonDClick())
2405 {
2406 if ( m_renameTimer->IsRunning() )
2407 m_renameTimer->Stop();
2408
2409 m_lastOnSame = false;
2410
2411 if ( current == m_lineLastClicked )
2412 {
2413 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2414
2415 return;
2416 }
2417 else
2418 {
2419 // The first click was on another item, so don't interpret this as
2420 // a double click, but as a simple click instead
2421 forceClick = true;
2422 }
2423 }
2424
2425 if (event.LeftUp())
2426 {
2427 if (m_lineSelectSingleOnUp != (size_t)-1)
2428 {
2429 // select single line
2430 HighlightAll( false );
2431 ReverseHighlight(m_lineSelectSingleOnUp);
2432 }
2433
2434 if (m_lastOnSame)
2435 {
2436 if ((current == m_current) &&
2437 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
2438 HasFlag(wxLC_EDIT_LABELS) )
2439 {
2440 if ( !InReportView() ||
2441 GetLineLabelRect(current).Contains(x, y) )
2442 {
2443 int dclick = wxSystemSettings::GetMetric(wxSYS_DCLICK_MSEC);
2444 m_renameTimer->Start(dclick > 0 ? dclick : 250, true);
2445 }
2446 }
2447 }
2448
2449 m_lastOnSame = false;
2450 m_lineSelectSingleOnUp = (size_t)-1;
2451 }
2452 else
2453 {
2454 // This is necessary, because after a DnD operation in
2455 // from and to ourself, the up event is swallowed by the
2456 // DnD code. So on next non-up event (which means here and
2457 // now) m_lineSelectSingleOnUp should be reset.
2458 m_lineSelectSingleOnUp = (size_t)-1;
2459 }
2460 if (event.RightDown())
2461 {
2462 m_lineBeforeLastClicked = m_lineLastClicked;
2463 m_lineLastClicked = current;
2464
2465 // If the item is already selected, do not update the selection.
2466 // Multi-selections should not be cleared if a selected item is clicked.
2467 if (!IsHighlighted(current))
2468 {
2469 HighlightAll(false);
2470 ChangeCurrent(current);
2471 ReverseHighlight(m_current);
2472 }
2473
2474 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2475
2476 // Allow generation of context menu event
2477 event.Skip();
2478 }
2479 else if (event.MiddleDown())
2480 {
2481 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2482 }
2483 else if ( event.LeftDown() || forceClick )
2484 {
2485 m_lineBeforeLastClicked = m_lineLastClicked;
2486 m_lineLastClicked = current;
2487
2488 size_t oldCurrent = m_current;
2489 bool oldWasSelected = IsHighlighted(m_current);
2490
2491 bool cmdModifierDown = event.CmdDown();
2492 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2493 {
2494 if ( IsSingleSel() || !IsHighlighted(current) )
2495 {
2496 HighlightAll( false );
2497
2498 ChangeCurrent(current);
2499
2500 ReverseHighlight(m_current);
2501 }
2502 else // multi sel & current is highlighted & no mod keys
2503 {
2504 m_lineSelectSingleOnUp = current;
2505 ChangeCurrent(current); // change focus
2506 }
2507 }
2508 else // multi sel & either ctrl or shift is down
2509 {
2510 if (cmdModifierDown)
2511 {
2512 ChangeCurrent(current);
2513
2514 ReverseHighlight(m_current);
2515 }
2516 else if (event.ShiftDown())
2517 {
2518 ChangeCurrent(current);
2519
2520 size_t lineFrom = oldCurrent,
2521 lineTo = current;
2522
2523 if ( lineTo < lineFrom )
2524 {
2525 lineTo = lineFrom;
2526 lineFrom = m_current;
2527 }
2528
2529 HighlightLines(lineFrom, lineTo);
2530 }
2531 else // !ctrl, !shift
2532 {
2533 // test in the enclosing if should make it impossible
2534 wxFAIL_MSG( wxT("how did we get here?") );
2535 }
2536 }
2537
2538 if (m_current != oldCurrent)
2539 RefreshLine( oldCurrent );
2540
2541 // forceClick is only set if the previous click was on another item
2542 m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected;
2543 }
2544 }
2545
2546 void wxListMainWindow::MoveToItem(size_t item)
2547 {
2548 if ( item == (size_t)-1 )
2549 return;
2550
2551 wxRect rect = GetLineRect(item);
2552
2553 int client_w, client_h;
2554 GetClientSize( &client_w, &client_h );
2555
2556 const int hLine = GetLineHeight();
2557
2558 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2559 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2560
2561 if ( InReportView() )
2562 {
2563 // the next we need the range of lines shown it might be different,
2564 // so recalculate it
2565 ResetVisibleLinesRange();
2566
2567 if (rect.y < view_y)
2568 GetListCtrl()->Scroll( -1, rect.y / hLine );
2569 if (rect.y + rect.height + 5 > view_y + client_h)
2570 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2571
2572 #ifdef __WXMAC__
2573 // At least on Mac the visible lines value will get reset inside of
2574 // Scroll *before* it actually scrolls the window because of the
2575 // Update() that happens there, so it will still have the wrong value.
2576 // So let's reset it again and wait for it to be recalculated in the
2577 // next paint event. I would expect this problem to show up in wxGTK
2578 // too but couldn't duplicate it there. Perhaps the order of events
2579 // is different... --Robin
2580 ResetVisibleLinesRange();
2581 #endif
2582 }
2583 else // !report
2584 {
2585 int sx = -1,
2586 sy = -1;
2587
2588 if (rect.x-view_x < 5)
2589 sx = (rect.x - 5) / SCROLL_UNIT_X;
2590 if (rect.x + rect.width - 5 > view_x + client_w)
2591 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2592
2593 if (rect.y-view_y < 5)
2594 sy = (rect.y - 5) / hLine;
2595 if (rect.y + rect.height - 5 > view_y + client_h)
2596 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2597
2598 GetListCtrl()->Scroll(sx, sy);
2599 }
2600 }
2601
2602 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2603 {
2604 if ( !InReportView() )
2605 {
2606 // TODO: this should work in all views but is not implemented now
2607 return false;
2608 }
2609
2610 size_t top, bottom;
2611 GetVisibleLinesRange(&top, &bottom);
2612
2613 if ( bottom == (size_t)-1 )
2614 return 0;
2615
2616 ResetVisibleLinesRange();
2617
2618 int hLine = GetLineHeight();
2619
2620 GetListCtrl()->Scroll(-1, top + dy / hLine);
2621
2622 #ifdef __WXMAC__
2623 // see comment in MoveToItem() for why we do this
2624 ResetVisibleLinesRange();
2625 #endif
2626
2627 return true;
2628 }
2629
2630 // ----------------------------------------------------------------------------
2631 // keyboard handling
2632 // ----------------------------------------------------------------------------
2633
2634 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2635 {
2636 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2637 wxT("invalid item index in OnArrowChar()") );
2638
2639 size_t oldCurrent = m_current;
2640
2641 // in single selection we just ignore Shift as we can't select several
2642 // items anyhow
2643 if ( event.ShiftDown() && !IsSingleSel() )
2644 {
2645 ChangeCurrent(newCurrent);
2646
2647 // refresh the old focus to remove it
2648 RefreshLine( oldCurrent );
2649
2650 // select all the items between the old and the new one
2651 if ( oldCurrent > newCurrent )
2652 {
2653 newCurrent = oldCurrent;
2654 oldCurrent = m_current;
2655 }
2656
2657 HighlightLines(oldCurrent, newCurrent);
2658 }
2659 else // !shift
2660 {
2661 // all previously selected items are unselected unless ctrl is held
2662 // in a multiselection control
2663 if ( !event.ControlDown() || IsSingleSel() )
2664 HighlightAll(false);
2665
2666 ChangeCurrent(newCurrent);
2667
2668 // refresh the old focus to remove it
2669 RefreshLine( oldCurrent );
2670
2671 // in single selection mode we must always have a selected item
2672 if ( !event.ControlDown() || IsSingleSel() )
2673 HighlightLine( m_current, true );
2674 }
2675
2676 RefreshLine( m_current );
2677
2678 MoveToFocus();
2679 }
2680
2681 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2682 {
2683 wxWindow *parent = GetParent();
2684
2685 // propagate the key event upwards
2686 wxKeyEvent ke(event);
2687 ke.SetEventObject( parent );
2688 if (parent->GetEventHandler()->ProcessEvent( ke ))
2689 return;
2690
2691 // send a list event
2692 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2693 le.m_itemIndex = m_current;
2694 if (HasCurrent())
2695 GetLine(m_current)->GetItem( 0, le.m_item );
2696 le.m_code = event.GetKeyCode();
2697 le.SetEventObject( parent );
2698 if (parent->GetEventHandler()->ProcessEvent( le ))
2699 return;
2700
2701 event.Skip();
2702 }
2703
2704 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2705 {
2706 wxWindow *parent = GetParent();
2707
2708 // propagate the key event upwards
2709 wxKeyEvent ke(event);
2710 if (parent->GetEventHandler()->ProcessEvent( ke ))
2711 return;
2712
2713 event.Skip();
2714 }
2715
2716 void wxListMainWindow::OnChar( wxKeyEvent &event )
2717 {
2718 wxWindow *parent = GetParent();
2719
2720 // propagate the char event upwards
2721 wxKeyEvent ke(event);
2722 ke.SetEventObject( parent );
2723 if (parent->GetEventHandler()->ProcessEvent( ke ))
2724 return;
2725
2726 if ( HandleAsNavigationKey(event) )
2727 return;
2728
2729 // no item -> nothing to do
2730 if (!HasCurrent())
2731 {
2732 event.Skip();
2733 return;
2734 }
2735
2736 // don't use m_linesPerPage directly as it might not be computed yet
2737 const int pageSize = GetCountPerPage();
2738 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2739
2740 if (GetLayoutDirection() == wxLayout_RightToLeft)
2741 {
2742 if (event.GetKeyCode() == WXK_RIGHT)
2743 event.m_keyCode = WXK_LEFT;
2744 else if (event.GetKeyCode() == WXK_LEFT)
2745 event.m_keyCode = WXK_RIGHT;
2746 }
2747
2748 switch ( event.GetKeyCode() )
2749 {
2750 case WXK_UP:
2751 if ( m_current > 0 )
2752 OnArrowChar( m_current - 1, event );
2753 break;
2754
2755 case WXK_DOWN:
2756 if ( m_current < (size_t)GetItemCount() - 1 )
2757 OnArrowChar( m_current + 1, event );
2758 break;
2759
2760 case WXK_END:
2761 if (!IsEmpty())
2762 OnArrowChar( GetItemCount() - 1, event );
2763 break;
2764
2765 case WXK_HOME:
2766 if (!IsEmpty())
2767 OnArrowChar( 0, event );
2768 break;
2769
2770 case WXK_PAGEUP:
2771 {
2772 int steps = InReportView() ? pageSize - 1
2773 : m_current % pageSize;
2774
2775 int index = m_current - steps;
2776 if (index < 0)
2777 index = 0;
2778
2779 OnArrowChar( index, event );
2780 }
2781 break;
2782
2783 case WXK_PAGEDOWN:
2784 {
2785 int steps = InReportView()
2786 ? pageSize - 1
2787 : pageSize - (m_current % pageSize) - 1;
2788
2789 size_t index = m_current + steps;
2790 size_t count = GetItemCount();
2791 if ( index >= count )
2792 index = count - 1;
2793
2794 OnArrowChar( index, event );
2795 }
2796 break;
2797
2798 case WXK_LEFT:
2799 if ( !InReportView() )
2800 {
2801 int index = m_current - pageSize;
2802 if (index < 0)
2803 index = 0;
2804
2805 OnArrowChar( index, event );
2806 }
2807 break;
2808
2809 case WXK_RIGHT:
2810 if ( !InReportView() )
2811 {
2812 size_t index = m_current + pageSize;
2813
2814 size_t count = GetItemCount();
2815 if ( index >= count )
2816 index = count - 1;
2817
2818 OnArrowChar( index, event );
2819 }
2820 break;
2821
2822 case WXK_SPACE:
2823 if ( IsSingleSel() )
2824 {
2825 if ( event.ControlDown() )
2826 {
2827 ReverseHighlight(m_current);
2828 }
2829 else // normal space press
2830 {
2831 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2832 }
2833 }
2834 else // multiple selection
2835 {
2836 ReverseHighlight(m_current);
2837 }
2838 break;
2839
2840 case WXK_RETURN:
2841 case WXK_EXECUTE:
2842 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2843 break;
2844
2845 default:
2846 event.Skip();
2847 }
2848 }
2849
2850 // ----------------------------------------------------------------------------
2851 // focus handling
2852 // ----------------------------------------------------------------------------
2853
2854 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2855 {
2856 if ( GetParent() )
2857 {
2858 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
2859 event.SetEventObject( GetParent() );
2860 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2861 return;
2862 }
2863
2864 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
2865 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
2866 // which are already drawn correctly resulting in horrible flicker - avoid
2867 // it
2868 if ( !m_hasFocus )
2869 {
2870 m_hasFocus = true;
2871
2872 RefreshSelected();
2873 }
2874 }
2875
2876 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
2877 {
2878 if ( GetParent() )
2879 {
2880 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
2881 event.SetEventObject( GetParent() );
2882 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2883 return;
2884 }
2885
2886 m_hasFocus = false;
2887 RefreshSelected();
2888 }
2889
2890 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
2891 {
2892 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
2893 {
2894 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2895 }
2896 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
2897 {
2898 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2899 }
2900 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
2901 {
2902 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2903 }
2904 else if ( InReportView() && (m_small_image_list))
2905 {
2906 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2907 }
2908 }
2909
2910 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
2911 {
2912 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
2913 {
2914 m_normal_image_list->GetSize( index, width, height );
2915 }
2916 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
2917 {
2918 m_small_image_list->GetSize( index, width, height );
2919 }
2920 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
2921 {
2922 m_small_image_list->GetSize( index, width, height );
2923 }
2924 else if ( InReportView() && m_small_image_list )
2925 {
2926 m_small_image_list->GetSize( index, width, height );
2927 }
2928 else
2929 {
2930 width =
2931 height = 0;
2932 }
2933 }
2934
2935 int wxListMainWindow::GetTextLength( const wxString &s ) const
2936 {
2937 wxClientDC dc( wxConstCast(this, wxListMainWindow) );
2938 dc.SetFont( GetFont() );
2939
2940 wxCoord lw;
2941 dc.GetTextExtent( s, &lw, NULL );
2942
2943 return lw + AUTOSIZE_COL_MARGIN;
2944 }
2945
2946 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
2947 {
2948 m_dirty = true;
2949
2950 // calc the spacing from the icon size
2951 int width = 0, height = 0;
2952
2953 if ((imageList) && (imageList->GetImageCount()) )
2954 imageList->GetSize(0, width, height);
2955
2956 if (which == wxIMAGE_LIST_NORMAL)
2957 {
2958 m_normal_image_list = imageList;
2959 m_normal_spacing = width + 8;
2960 }
2961
2962 if (which == wxIMAGE_LIST_SMALL)
2963 {
2964 m_small_image_list = imageList;
2965 m_small_spacing = width + 14;
2966 m_lineHeight = 0; // ensure that the line height will be recalc'd
2967 }
2968 }
2969
2970 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
2971 {
2972 m_dirty = true;
2973 if (isSmall)
2974 m_small_spacing = spacing;
2975 else
2976 m_normal_spacing = spacing;
2977 }
2978
2979 int wxListMainWindow::GetItemSpacing( bool isSmall )
2980 {
2981 return isSmall ? m_small_spacing : m_normal_spacing;
2982 }
2983
2984 // ----------------------------------------------------------------------------
2985 // columns
2986 // ----------------------------------------------------------------------------
2987
2988 void wxListMainWindow::SetColumn( int col, wxListItem &item )
2989 {
2990 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
2991
2992 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
2993
2994 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
2995 item.m_width = GetTextLength( item.m_text );
2996
2997 wxListHeaderData *column = node->GetData();
2998 column->SetItem( item );
2999
3000 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3001 if ( headerWin )
3002 headerWin->m_dirty = true;
3003
3004 m_dirty = true;
3005
3006 // invalidate it as it has to be recalculated
3007 m_headerWidth = 0;
3008 }
3009
3010 void wxListMainWindow::SetColumnWidth( int col, int width )
3011 {
3012 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3013 wxT("invalid column index") );
3014
3015 wxCHECK_RET( InReportView(),
3016 wxT("SetColumnWidth() can only be called in report mode.") );
3017
3018 m_dirty = true;
3019
3020 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3021 if ( headerWin )
3022 headerWin->m_dirty = true;
3023
3024 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3025 wxCHECK_RET( node, wxT("no column?") );
3026
3027 wxListHeaderData *column = node->GetData();
3028
3029 size_t count = GetItemCount();
3030
3031 if (width == wxLIST_AUTOSIZE_USEHEADER)
3032 {
3033 width = GetTextLength(column->GetText());
3034 width += 2*EXTRA_WIDTH;
3035
3036 // check for column header's image availability
3037 const int image = column->GetImage();
3038 if ( image != -1 )
3039 {
3040 if ( m_small_image_list )
3041 {
3042 int ix = 0, iy = 0;
3043 m_small_image_list->GetSize(image, ix, iy);
3044 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3045 }
3046 }
3047 }
3048 else if ( width == wxLIST_AUTOSIZE )
3049 {
3050 if ( IsVirtual() )
3051 {
3052 // TODO: determine the max width somehow...
3053 width = WIDTH_COL_DEFAULT;
3054 }
3055 else // !virtual
3056 {
3057 wxClientDC dc(this);
3058 dc.SetFont( GetFont() );
3059
3060 int max = AUTOSIZE_COL_MARGIN;
3061
3062 // if the cached column width isn't valid then recalculate it
3063 if (m_aColWidths.Item(col)->bNeedsUpdate)
3064 {
3065 for (size_t i = 0; i < count; i++)
3066 {
3067 wxListLineData *line = GetLine( i );
3068 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3069
3070 wxCHECK_RET( n, wxT("no subitem?") );
3071
3072 wxListItemData *itemData = n->GetData();
3073 wxListItem item;
3074
3075 itemData->GetItem(item);
3076 int itemWidth = GetItemWidthWithImage(&item);
3077 if (itemWidth > max)
3078 max = itemWidth;
3079 }
3080
3081 m_aColWidths.Item(col)->bNeedsUpdate = false;
3082 m_aColWidths.Item(col)->nMaxWidth = max;
3083 }
3084
3085 max = m_aColWidths.Item(col)->nMaxWidth;
3086 width = max + AUTOSIZE_COL_MARGIN;
3087 }
3088 }
3089
3090 column->SetWidth( width );
3091
3092 // invalidate it as it has to be recalculated
3093 m_headerWidth = 0;
3094 }
3095
3096 int wxListMainWindow::GetHeaderWidth() const
3097 {
3098 if ( !m_headerWidth )
3099 {
3100 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3101
3102 size_t count = GetColumnCount();
3103 for ( size_t col = 0; col < count; col++ )
3104 {
3105 self->m_headerWidth += GetColumnWidth(col);
3106 }
3107 }
3108
3109 return m_headerWidth;
3110 }
3111
3112 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3113 {
3114 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3115 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3116
3117 wxListHeaderData *column = node->GetData();
3118 column->GetItem( item );
3119 }
3120
3121 int wxListMainWindow::GetColumnWidth( int col ) const
3122 {
3123 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3124 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3125
3126 wxListHeaderData *column = node->GetData();
3127 return column->GetWidth();
3128 }
3129
3130 // ----------------------------------------------------------------------------
3131 // item state
3132 // ----------------------------------------------------------------------------
3133
3134 void wxListMainWindow::SetItem( wxListItem &item )
3135 {
3136 long id = item.m_itemId;
3137 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3138 wxT("invalid item index in SetItem") );
3139
3140 if ( !IsVirtual() )
3141 {
3142 wxListLineData *line = GetLine((size_t)id);
3143 line->SetItem( item.m_col, item );
3144
3145 // Set item state if user wants
3146 if ( item.m_mask & wxLIST_MASK_STATE )
3147 SetItemState( item.m_itemId, item.m_state, item.m_state );
3148
3149 if (InReportView())
3150 {
3151 // update the Max Width Cache if needed
3152 int width = GetItemWidthWithImage(&item);
3153
3154 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3155 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3156 }
3157 }
3158
3159 // update the item on screen
3160 wxRect rectItem;
3161 GetItemRect(id, rectItem);
3162 RefreshRect(rectItem);
3163 }
3164
3165 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3166 {
3167 if ( IsEmpty() )
3168 return;
3169
3170 // first deal with selection
3171 if ( stateMask & wxLIST_STATE_SELECTED )
3172 {
3173 // set/clear select state
3174 if ( IsVirtual() )
3175 {
3176 // optimized version for virtual listctrl.
3177 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3178 Refresh();
3179 }
3180 else if ( state & wxLIST_STATE_SELECTED )
3181 {
3182 const long count = GetItemCount();
3183 for( long i = 0; i < count; i++ )
3184 {
3185 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3186 }
3187
3188 }
3189 else
3190 {
3191 // clear for non virtual (somewhat optimized by using GetNextItem())
3192 long i = -1;
3193 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3194 {
3195 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3196 }
3197 }
3198 }
3199
3200 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3201 {
3202 // unfocus all: only one item can be focussed, so clearing focus for
3203 // all items is simply clearing focus of the focussed item.
3204 SetItemState(m_current, state, stateMask);
3205 }
3206 //(setting focus to all items makes no sense, so it is not handled here.)
3207 }
3208
3209 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3210 {
3211 if ( litem == -1 )
3212 {
3213 SetItemStateAll(state, stateMask);
3214 return;
3215 }
3216
3217 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3218 wxT("invalid list ctrl item index in SetItem") );
3219
3220 size_t oldCurrent = m_current;
3221 size_t item = (size_t)litem; // safe because of the check above
3222
3223 // do we need to change the focus?
3224 if ( stateMask & wxLIST_STATE_FOCUSED )
3225 {
3226 if ( state & wxLIST_STATE_FOCUSED )
3227 {
3228 // don't do anything if this item is already focused
3229 if ( item != m_current )
3230 {
3231 ChangeCurrent(item);
3232
3233 if ( oldCurrent != (size_t)-1 )
3234 {
3235 if ( IsSingleSel() )
3236 {
3237 HighlightLine(oldCurrent, false);
3238 }
3239
3240 RefreshLine(oldCurrent);
3241 }
3242
3243 RefreshLine( m_current );
3244 }
3245 }
3246 else // unfocus
3247 {
3248 // don't do anything if this item is not focused
3249 if ( item == m_current )
3250 {
3251 ResetCurrent();
3252
3253 if ( IsSingleSel() )
3254 {
3255 // we must unselect the old current item as well or we
3256 // might end up with more than one selected item in a
3257 // single selection control
3258 HighlightLine(oldCurrent, false);
3259 }
3260
3261 RefreshLine( oldCurrent );
3262 }
3263 }
3264 }
3265
3266 // do we need to change the selection state?
3267 if ( stateMask & wxLIST_STATE_SELECTED )
3268 {
3269 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3270
3271 if ( IsSingleSel() )
3272 {
3273 if ( on )
3274 {
3275 // selecting the item also makes it the focused one in the
3276 // single sel mode
3277 if ( m_current != item )
3278 {
3279 ChangeCurrent(item);
3280
3281 if ( oldCurrent != (size_t)-1 )
3282 {
3283 HighlightLine( oldCurrent, false );
3284 RefreshLine( oldCurrent );
3285 }
3286 }
3287 }
3288 else // off
3289 {
3290 // only the current item may be selected anyhow
3291 if ( item != m_current )
3292 return;
3293 }
3294 }
3295
3296 if ( HighlightLine(item, on) )
3297 {
3298 RefreshLine(item);
3299 }
3300 }
3301 }
3302
3303 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3304 {
3305 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3306 wxT("invalid list ctrl item index in GetItemState()") );
3307
3308 int ret = wxLIST_STATE_DONTCARE;
3309
3310 if ( stateMask & wxLIST_STATE_FOCUSED )
3311 {
3312 if ( (size_t)item == m_current )
3313 ret |= wxLIST_STATE_FOCUSED;
3314 }
3315
3316 if ( stateMask & wxLIST_STATE_SELECTED )
3317 {
3318 if ( IsHighlighted(item) )
3319 ret |= wxLIST_STATE_SELECTED;
3320 }
3321
3322 return ret;
3323 }
3324
3325 void wxListMainWindow::GetItem( wxListItem &item ) const
3326 {
3327 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3328 wxT("invalid item index in GetItem") );
3329
3330 wxListLineData *line = GetLine((size_t)item.m_itemId);
3331 line->GetItem( item.m_col, item );
3332
3333 // Get item state if user wants it
3334 if ( item.m_mask & wxLIST_MASK_STATE )
3335 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3336 wxLIST_STATE_FOCUSED );
3337 }
3338
3339 // ----------------------------------------------------------------------------
3340 // item count
3341 // ----------------------------------------------------------------------------
3342
3343 size_t wxListMainWindow::GetItemCount() const
3344 {
3345 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3346 }
3347
3348 void wxListMainWindow::SetItemCount(long count)
3349 {
3350 m_selStore.SetItemCount(count);
3351 m_countVirt = count;
3352
3353 ResetVisibleLinesRange();
3354
3355 // scrollbars must be reset
3356 m_dirty = true;
3357 }
3358
3359 int wxListMainWindow::GetSelectedItemCount() const
3360 {
3361 // deal with the quick case first
3362 if ( IsSingleSel() )
3363 return HasCurrent() ? IsHighlighted(m_current) : false;
3364
3365 // virtual controls remmebers all its selections itself
3366 if ( IsVirtual() )
3367 return m_selStore.GetSelectedCount();
3368
3369 // TODO: we probably should maintain the number of items selected even for
3370 // non virtual controls as enumerating all lines is really slow...
3371 size_t countSel = 0;
3372 size_t count = GetItemCount();
3373 for ( size_t line = 0; line < count; line++ )
3374 {
3375 if ( GetLine(line)->IsHighlighted() )
3376 countSel++;
3377 }
3378
3379 return countSel;
3380 }
3381
3382 // ----------------------------------------------------------------------------
3383 // item position/size
3384 // ----------------------------------------------------------------------------
3385
3386 wxRect wxListMainWindow::GetViewRect() const
3387 {
3388 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3389
3390 // we need to find the longest/tallest label
3391 wxCoord xMax = 0, yMax = 0;
3392 const int count = GetItemCount();
3393 if ( count )
3394 {
3395 for ( int i = 0; i < count; i++ )
3396 {
3397 // we need logical, not physical, coordinates here, so use
3398 // GetLineRect() instead of GetItemRect()
3399 wxRect r = GetLineRect(i);
3400
3401 wxCoord x = r.GetRight(),
3402 y = r.GetBottom();
3403
3404 if ( x > xMax )
3405 xMax = x;
3406 if ( y > yMax )
3407 yMax = y;
3408 }
3409 }
3410
3411 // some fudge needed to make it look prettier
3412 xMax += 2 * EXTRA_BORDER_X;
3413 yMax += 2 * EXTRA_BORDER_Y;
3414
3415 // account for the scrollbars if necessary
3416 const wxSize sizeAll = GetClientSize();
3417 if ( xMax > sizeAll.x )
3418 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3419 if ( yMax > sizeAll.y )
3420 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3421
3422 return wxRect(0, 0, xMax, yMax);
3423 }
3424
3425 bool
3426 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3427 {
3428 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3429 false,
3430 wxT("GetSubItemRect only meaningful in report view") );
3431 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3432 wxT("invalid item in GetSubItemRect") );
3433
3434 // ensure that we're laid out, otherwise we could return nonsense
3435 if ( m_dirty )
3436 {
3437 wxConstCast(this, wxListMainWindow)->
3438 RecalculatePositions(true /* no refresh */);
3439 }
3440
3441 rect = GetLineRect((size_t)item);
3442
3443 // Adjust rect to specified column
3444 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3445 {
3446 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3447 wxT("invalid subItem in GetSubItemRect") );
3448
3449 for (int i = 0; i < subItem; i++)
3450 {
3451 rect.x += GetColumnWidth(i);
3452 }
3453 rect.width = GetColumnWidth(subItem);
3454 }
3455
3456 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3457
3458 return true;
3459 }
3460
3461 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3462 {
3463 wxRect rect;
3464 GetItemRect(item, rect);
3465
3466 pos.x = rect.x;
3467 pos.y = rect.y;
3468
3469 return true;
3470 }
3471
3472 // ----------------------------------------------------------------------------
3473 // geometry calculation
3474 // ----------------------------------------------------------------------------
3475
3476 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3477 {
3478 const int lineHeight = GetLineHeight();
3479
3480 wxClientDC dc( this );
3481 dc.SetFont( GetFont() );
3482
3483 const size_t count = GetItemCount();
3484
3485 int iconSpacing;
3486 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3487 iconSpacing = m_normal_spacing;
3488 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3489 iconSpacing = m_small_spacing;
3490 else
3491 iconSpacing = 0;
3492
3493 // Note that we do not call GetClientSize() here but
3494 // GetSize() and subtract the border size for sunken
3495 // borders manually. This is technically incorrect,
3496 // but we need to know the client area's size WITHOUT
3497 // scrollbars here. Since we don't know if there are
3498 // any scrollbars, we use GetSize() instead. Another
3499 // solution would be to call SetScrollbars() here to
3500 // remove the scrollbars and call GetClientSize() then,
3501 // but this might result in flicker and - worse - will
3502 // reset the scrollbars to 0 which is not good at all
3503 // if you resize a dialog/window, but don't want to
3504 // reset the window scrolling. RR.
3505 // Furthermore, we actually do NOT subtract the border
3506 // width as 2 pixels is just the extra space which we
3507 // need around the actual content in the window. Other-
3508 // wise the text would e.g. touch the upper border. RR.
3509 int clientWidth,
3510 clientHeight;
3511 GetSize( &clientWidth, &clientHeight );
3512
3513 if ( InReportView() )
3514 {
3515 // all lines have the same height and we scroll one line per step
3516 int entireHeight = count * lineHeight + LINE_SPACING;
3517
3518 m_linesPerPage = clientHeight / lineHeight;
3519
3520 ResetVisibleLinesRange();
3521
3522 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3523 GetHeaderWidth() / SCROLL_UNIT_X,
3524 (entireHeight + lineHeight - 1) / lineHeight,
3525 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3526 GetListCtrl()->GetScrollPos(wxVERTICAL),
3527 true );
3528 }
3529 else // !report
3530 {
3531 // we have 3 different layout strategies: either layout all items
3532 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3533 // to arrange them in top to bottom, left to right (don't ask me why
3534 // not the other way round...) order
3535 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3536 {
3537 int x = EXTRA_BORDER_X;
3538 int y = EXTRA_BORDER_Y;
3539
3540 wxCoord widthMax = 0;
3541
3542 size_t i;
3543 for ( i = 0; i < count; i++ )
3544 {
3545 wxListLineData *line = GetLine(i);
3546 line->CalculateSize( &dc, iconSpacing );
3547 line->SetPosition( x, y, iconSpacing );
3548
3549 wxSize sizeLine = GetLineSize(i);
3550
3551 if ( HasFlag(wxLC_ALIGN_TOP) )
3552 {
3553 if ( sizeLine.x > widthMax )
3554 widthMax = sizeLine.x;
3555
3556 y += sizeLine.y;
3557 }
3558 else // wxLC_ALIGN_LEFT
3559 {
3560 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3561 }
3562 }
3563
3564 if ( HasFlag(wxLC_ALIGN_TOP) )
3565 {
3566 // traverse the items again and tweak their sizes so that they are
3567 // all the same in a row
3568 for ( i = 0; i < count; i++ )
3569 {
3570 wxListLineData *line = GetLine(i);
3571 line->m_gi->ExtendWidth(widthMax);
3572 }
3573 }
3574
3575 GetListCtrl()->SetScrollbars
3576 (
3577 SCROLL_UNIT_X,
3578 lineHeight,
3579 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3580 (y + lineHeight) / lineHeight,
3581 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3582 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3583 true
3584 );
3585 }
3586 else // "flowed" arrangement, the most complicated case
3587 {
3588 // at first we try without any scrollbars, if the items don't fit into
3589 // the window, we recalculate after subtracting the space taken by the
3590 // scrollbar
3591
3592 int entireWidth = 0;
3593
3594 for (int tries = 0; tries < 2; tries++)
3595 {
3596 entireWidth = 2 * EXTRA_BORDER_X;
3597
3598 if (tries == 1)
3599 {
3600 // Now we have decided that the items do not fit into the
3601 // client area, so we need a scrollbar
3602 entireWidth += SCROLL_UNIT_X;
3603 }
3604
3605 int x = EXTRA_BORDER_X;
3606 int y = EXTRA_BORDER_Y;
3607 int maxWidthInThisRow = 0;
3608
3609 m_linesPerPage = 0;
3610 int currentlyVisibleLines = 0;
3611
3612 for (size_t i = 0; i < count; i++)
3613 {
3614 currentlyVisibleLines++;
3615 wxListLineData *line = GetLine( i );
3616 line->CalculateSize( &dc, iconSpacing );
3617 line->SetPosition( x, y, iconSpacing );
3618
3619 wxSize sizeLine = GetLineSize( i );
3620
3621 if ( maxWidthInThisRow < sizeLine.x )
3622 maxWidthInThisRow = sizeLine.x;
3623
3624 y += sizeLine.y;
3625 if (currentlyVisibleLines > m_linesPerPage)
3626 m_linesPerPage = currentlyVisibleLines;
3627
3628 if ( y + sizeLine.y >= clientHeight )
3629 {
3630 currentlyVisibleLines = 0;
3631 y = EXTRA_BORDER_Y;
3632 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3633 x += maxWidthInThisRow;
3634 entireWidth += maxWidthInThisRow;
3635 maxWidthInThisRow = 0;
3636 }
3637
3638 // We have reached the last item.
3639 if ( i == count - 1 )
3640 entireWidth += maxWidthInThisRow;
3641
3642 if ( (tries == 0) &&
3643 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3644 {
3645 clientHeight -= wxSystemSettings::
3646 GetMetric(wxSYS_HSCROLL_Y);
3647 m_linesPerPage = 0;
3648 break;
3649 }
3650
3651 if ( i == count - 1 )
3652 tries = 1; // Everything fits, no second try required.
3653 }
3654 }
3655
3656 GetListCtrl()->SetScrollbars
3657 (
3658 SCROLL_UNIT_X,
3659 lineHeight,
3660 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3661 0,
3662 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3663 0,
3664 true
3665 );
3666 }
3667 }
3668
3669 if ( !noRefresh )
3670 {
3671 // FIXME: why should we call it from here?
3672 UpdateCurrent();
3673
3674 RefreshAll();
3675 }
3676 }
3677
3678 void wxListMainWindow::RefreshAll()
3679 {
3680 m_dirty = false;
3681 Refresh();
3682
3683 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3684 if ( headerWin && headerWin->m_dirty )
3685 {
3686 headerWin->m_dirty = false;
3687 headerWin->Refresh();
3688 }
3689 }
3690
3691 void wxListMainWindow::UpdateCurrent()
3692 {
3693 if ( !HasCurrent() && !IsEmpty() )
3694 ChangeCurrent(0);
3695 }
3696
3697 long wxListMainWindow::GetNextItem( long item,
3698 int WXUNUSED(geometry),
3699 int state ) const
3700 {
3701 long ret = item,
3702 max = GetItemCount();
3703 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3704 wxT("invalid listctrl index in GetNextItem()") );
3705
3706 // notice that we start with the next item (or the first one if item == -1)
3707 // and this is intentional to allow writing a simple loop to iterate over
3708 // all selected items
3709 ret++;
3710 if ( ret == max )
3711 // this is not an error because the index was OK initially,
3712 // just no such item
3713 return -1;
3714
3715 if ( !state )
3716 // any will do
3717 return (size_t)ret;
3718
3719 size_t count = GetItemCount();
3720 for ( size_t line = (size_t)ret; line < count; line++ )
3721 {
3722 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3723 return line;
3724
3725 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3726 return line;
3727 }
3728
3729 return -1;
3730 }
3731
3732 // ----------------------------------------------------------------------------
3733 // deleting stuff
3734 // ----------------------------------------------------------------------------
3735
3736 void wxListMainWindow::DeleteItem( long lindex )
3737 {
3738 size_t count = GetItemCount();
3739
3740 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3741 wxT("invalid item index in DeleteItem") );
3742
3743 size_t index = (size_t)lindex;
3744
3745 // we don't need to adjust the index for the previous items
3746 if ( HasCurrent() && m_current >= index )
3747 {
3748 // if the current item is being deleted, we want the next one to
3749 // become selected - unless there is no next one - so don't adjust
3750 // m_current in this case
3751 if ( m_current != index || m_current == count - 1 )
3752 m_current--;
3753 }
3754
3755 if ( InReportView() )
3756 {
3757 // mark the Column Max Width cache as dirty if the items in the line
3758 // we're deleting contain the Max Column Width
3759 wxListLineData * const line = GetLine(index);
3760 wxListItemDataList::compatibility_iterator n;
3761 wxListItemData *itemData;
3762 wxListItem item;
3763 int itemWidth;
3764
3765 for (size_t i = 0; i < m_columns.GetCount(); i++)
3766 {
3767 n = line->m_items.Item( i );
3768 itemData = n->GetData();
3769 itemData->GetItem(item);
3770
3771 itemWidth = GetItemWidthWithImage(&item);
3772
3773 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3774 m_aColWidths.Item(i)->bNeedsUpdate = true;
3775 }
3776
3777 ResetVisibleLinesRange();
3778 }
3779
3780 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3781
3782 if ( IsVirtual() )
3783 {
3784 m_countVirt--;
3785 m_selStore.OnItemDelete(index);
3786 }
3787 else
3788 {
3789 m_lines.RemoveAt( index );
3790 }
3791
3792 // we need to refresh the (vert) scrollbar as the number of items changed
3793 m_dirty = true;
3794
3795 RefreshAfter(index);
3796 }
3797
3798 void wxListMainWindow::DeleteColumn( int col )
3799 {
3800 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3801
3802 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3803
3804 m_dirty = true;
3805 delete node->GetData();
3806 m_columns.Erase( node );
3807
3808 if ( !IsVirtual() )
3809 {
3810 // update all the items
3811 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3812 {
3813 wxListLineData * const line = GetLine(i);
3814 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3815 delete n->GetData();
3816 line->m_items.Erase(n);
3817 }
3818 }
3819
3820 if ( InReportView() ) // we only cache max widths when in Report View
3821 {
3822 delete m_aColWidths.Item(col);
3823 m_aColWidths.RemoveAt(col);
3824 }
3825
3826 // invalidate it as it has to be recalculated
3827 m_headerWidth = 0;
3828 }
3829
3830 void wxListMainWindow::DoDeleteAllItems()
3831 {
3832 if ( IsEmpty() )
3833 // nothing to do - in particular, don't send the event
3834 return;
3835
3836 ResetCurrent();
3837
3838 // to make the deletion of all items faster, we don't send the
3839 // notifications for each item deletion in this case but only one event
3840 // for all of them: this is compatible with wxMSW and documented in
3841 // DeleteAllItems() description
3842
3843 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
3844 event.SetEventObject( GetParent() );
3845 GetParent()->GetEventHandler()->ProcessEvent( event );
3846
3847 if ( IsVirtual() )
3848 {
3849 m_countVirt = 0;
3850 m_selStore.Clear();
3851 }
3852
3853 if ( InReportView() )
3854 {
3855 ResetVisibleLinesRange();
3856 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
3857 {
3858 m_aColWidths.Item(i)->bNeedsUpdate = true;
3859 }
3860 }
3861
3862 m_lines.Clear();
3863 }
3864
3865 void wxListMainWindow::DeleteAllItems()
3866 {
3867 DoDeleteAllItems();
3868
3869 RecalculatePositions();
3870 }
3871
3872 void wxListMainWindow::DeleteEverything()
3873 {
3874 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
3875 WX_CLEAR_ARRAY(m_aColWidths);
3876
3877 DeleteAllItems();
3878 }
3879
3880 // ----------------------------------------------------------------------------
3881 // scanning for an item
3882 // ----------------------------------------------------------------------------
3883
3884 void wxListMainWindow::EnsureVisible( long index )
3885 {
3886 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3887 wxT("invalid index in EnsureVisible") );
3888
3889 // We have to call this here because the label in question might just have
3890 // been added and its position is not known yet
3891 if ( m_dirty )
3892 RecalculatePositions(true /* no refresh */);
3893
3894 MoveToItem((size_t)index);
3895 }
3896
3897 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
3898 {
3899 if (str.empty())
3900 return wxNOT_FOUND;
3901
3902 long pos = start;
3903 wxString str_upper = str.Upper();
3904 if (pos < 0)
3905 pos = 0;
3906
3907 size_t count = GetItemCount();
3908 for ( size_t i = (size_t)pos; i < count; i++ )
3909 {
3910 wxListLineData *line = GetLine(i);
3911 wxString line_upper = line->GetText(0).Upper();
3912 if (!partial)
3913 {
3914 if (line_upper == str_upper )
3915 return i;
3916 }
3917 else
3918 {
3919 if (line_upper.find(str_upper) == 0)
3920 return i;
3921 }
3922 }
3923
3924 return wxNOT_FOUND;
3925 }
3926
3927 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
3928 {
3929 long pos = start;
3930 if (pos < 0)
3931 pos = 0;
3932
3933 size_t count = GetItemCount();
3934 for (size_t i = (size_t)pos; i < count; i++)
3935 {
3936 wxListLineData *line = GetLine(i);
3937 wxListItem item;
3938 line->GetItem( 0, item );
3939 if (item.m_data == data)
3940 return i;
3941 }
3942
3943 return wxNOT_FOUND;
3944 }
3945
3946 long wxListMainWindow::FindItem( const wxPoint& pt )
3947 {
3948 size_t topItem;
3949 GetVisibleLinesRange( &topItem, NULL );
3950
3951 wxPoint p;
3952 GetItemPosition( GetItemCount() - 1, p );
3953 if ( p.y == 0 )
3954 return topItem;
3955
3956 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
3957 if ( id >= 0 && id < (long)GetItemCount() )
3958 return id;
3959
3960 return wxNOT_FOUND;
3961 }
3962
3963 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
3964 {
3965 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
3966
3967 size_t count = GetItemCount();
3968
3969 if ( InReportView() )
3970 {
3971 size_t current = y / GetLineHeight();
3972 if ( current < count )
3973 {
3974 flags = HitTestLine(current, x, y);
3975 if ( flags )
3976 return current;
3977 }
3978 }
3979 else // !report
3980 {
3981 // TODO: optimize it too! this is less simple than for report view but
3982 // enumerating all items is still not a way to do it!!
3983 for ( size_t current = 0; current < count; current++ )
3984 {
3985 flags = HitTestLine(current, x, y);
3986 if ( flags )
3987 return current;
3988 }
3989 }
3990
3991 return wxNOT_FOUND;
3992 }
3993
3994 // ----------------------------------------------------------------------------
3995 // adding stuff
3996 // ----------------------------------------------------------------------------
3997
3998 void wxListMainWindow::InsertItem( wxListItem &item )
3999 {
4000 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4001
4002 int count = GetItemCount();
4003 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4004
4005 if (item.m_itemId > count)
4006 item.m_itemId = count;
4007
4008 size_t id = item.m_itemId;
4009
4010 m_dirty = true;
4011
4012 if ( InReportView() )
4013 {
4014 ResetVisibleLinesRange();
4015
4016 const unsigned col = item.GetColumn();
4017 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4018
4019 // calculate the width of the item and adjust the max column width
4020 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4021 int width = GetItemWidthWithImage(&item);
4022 item.SetWidth(width);
4023 if (width > pWidthInfo->nMaxWidth)
4024 pWidthInfo->nMaxWidth = width;
4025 }
4026
4027 wxListLineData *line = new wxListLineData(this);
4028
4029 line->SetItem( item.m_col, item );
4030
4031 m_lines.Insert( line, id );
4032
4033 m_dirty = true;
4034
4035 // If an item is selected at or below the point of insertion, we need to
4036 // increment the member variables because the current row's index has gone
4037 // up by one
4038 if ( HasCurrent() && m_current >= id )
4039 m_current++;
4040
4041 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4042
4043 RefreshLines(id, GetItemCount() - 1);
4044 }
4045
4046 void wxListMainWindow::InsertColumn( long col, wxListItem &item )
4047 {
4048 m_dirty = true;
4049 if ( InReportView() )
4050 {
4051 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4052 item.m_width = GetTextLength( item.m_text );
4053
4054 wxListHeaderData *column = new wxListHeaderData( item );
4055 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4056
4057 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4058 if ( insert )
4059 {
4060 wxListHeaderDataList::compatibility_iterator
4061 node = m_columns.Item( col );
4062 m_columns.Insert( node, column );
4063 m_aColWidths.Insert( colWidthInfo, col );
4064 }
4065 else
4066 {
4067 m_columns.Append( column );
4068 m_aColWidths.Add( colWidthInfo );
4069 }
4070
4071 if ( !IsVirtual() )
4072 {
4073 // update all the items
4074 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4075 {
4076 wxListLineData * const line = GetLine(i);
4077 wxListItemData * const data = new wxListItemData(this);
4078 if ( insert )
4079 line->m_items.Insert(col, data);
4080 else
4081 line->m_items.Append(data);
4082 }
4083 }
4084
4085 // invalidate it as it has to be recalculated
4086 m_headerWidth = 0;
4087 }
4088 }
4089
4090 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4091 {
4092 int width = 0;
4093 wxClientDC dc(this);
4094
4095 dc.SetFont( GetFont() );
4096
4097 if (item->GetImage() != -1)
4098 {
4099 int ix, iy;
4100 GetImageSize( item->GetImage(), ix, iy );
4101 width += ix + 5;
4102 }
4103
4104 if (!item->GetText().empty())
4105 {
4106 wxCoord w;
4107 dc.GetTextExtent( item->GetText(), &w, NULL );
4108 width += w;
4109 }
4110
4111 return width;
4112 }
4113
4114 // ----------------------------------------------------------------------------
4115 // sorting
4116 // ----------------------------------------------------------------------------
4117
4118 static wxListCtrlCompare list_ctrl_compare_func_2;
4119 static wxIntPtr list_ctrl_compare_data;
4120
4121 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4122 {
4123 wxListLineData *line1 = *arg1;
4124 wxListLineData *line2 = *arg2;
4125 wxListItem item;
4126 line1->GetItem( 0, item );
4127 wxUIntPtr data1 = item.m_data;
4128 line2->GetItem( 0, item );
4129 wxUIntPtr data2 = item.m_data;
4130 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4131 }
4132
4133 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4134 {
4135 // selections won't make sense any more after sorting the items so reset
4136 // them
4137 HighlightAll(false);
4138 ResetCurrent();
4139
4140 list_ctrl_compare_func_2 = fn;
4141 list_ctrl_compare_data = data;
4142 m_lines.Sort( list_ctrl_compare_func_1 );
4143 m_dirty = true;
4144 }
4145
4146 // ----------------------------------------------------------------------------
4147 // scrolling
4148 // ----------------------------------------------------------------------------
4149
4150 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4151 {
4152 // update our idea of which lines are shown when we redraw the window the
4153 // next time
4154 ResetVisibleLinesRange();
4155
4156 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4157 {
4158 wxGenericListCtrl* lc = GetListCtrl();
4159 wxCHECK_RET( lc, wxT("no listctrl window?") );
4160
4161 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4162 {
4163 lc->m_headerWin->Refresh();
4164 lc->m_headerWin->Update();
4165 }
4166 }
4167 }
4168
4169 int wxListMainWindow::GetCountPerPage() const
4170 {
4171 if ( !m_linesPerPage )
4172 {
4173 wxConstCast(this, wxListMainWindow)->
4174 m_linesPerPage = GetClientSize().y / GetLineHeight();
4175 }
4176
4177 return m_linesPerPage;
4178 }
4179
4180 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4181 {
4182 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4183
4184 if ( m_lineFrom == (size_t)-1 )
4185 {
4186 size_t count = GetItemCount();
4187 if ( count )
4188 {
4189 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4190
4191 // this may happen if SetScrollbars() hadn't been called yet
4192 if ( m_lineFrom >= count )
4193 m_lineFrom = count - 1;
4194
4195 // we redraw one extra line but this is needed to make the redrawing
4196 // logic work when there is a fractional number of lines on screen
4197 m_lineTo = m_lineFrom + m_linesPerPage;
4198 if ( m_lineTo >= count )
4199 m_lineTo = count - 1;
4200 }
4201 else // empty control
4202 {
4203 m_lineFrom = 0;
4204 m_lineTo = (size_t)-1;
4205 }
4206 }
4207
4208 wxASSERT_MSG( IsEmpty() ||
4209 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4210 wxT("GetVisibleLinesRange() returns incorrect result") );
4211
4212 if ( from )
4213 *from = m_lineFrom;
4214 if ( to )
4215 *to = m_lineTo;
4216 }
4217
4218 // -------------------------------------------------------------------------------------
4219 // wxGenericListCtrl
4220 // -------------------------------------------------------------------------------------
4221
4222 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4223
4224 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl)
4225 EVT_SIZE(wxGenericListCtrl::OnSize)
4226 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4227 END_EVENT_TABLE()
4228
4229 void wxGenericListCtrl::Init()
4230 {
4231 m_imageListNormal = NULL;
4232 m_imageListSmall = NULL;
4233 m_imageListState = NULL;
4234
4235 m_ownsImageListNormal =
4236 m_ownsImageListSmall =
4237 m_ownsImageListState = false;
4238
4239 m_mainWin = NULL;
4240 m_headerWin = NULL;
4241 }
4242
4243 wxGenericListCtrl::~wxGenericListCtrl()
4244 {
4245 if (m_ownsImageListNormal)
4246 delete m_imageListNormal;
4247 if (m_ownsImageListSmall)
4248 delete m_imageListSmall;
4249 if (m_ownsImageListState)
4250 delete m_imageListState;
4251 }
4252
4253 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4254 {
4255 bool needs_header = HasHeader();
4256 bool has_header = (m_headerWin != NULL);
4257
4258 if (needs_header == has_header)
4259 return;
4260
4261 if (needs_header)
4262 {
4263 m_headerWin = new wxListHeaderWindow
4264 (
4265 this, wxID_ANY, m_mainWin,
4266 wxPoint(0,0),
4267 wxSize
4268 (
4269 GetClientSize().x,
4270 wxRendererNative::Get().GetHeaderButtonHeight(this)
4271 ),
4272 wxTAB_TRAVERSAL
4273 );
4274
4275 #if defined( __WXMAC__ )
4276 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4277 m_headerWin->SetFont( font );
4278 #endif
4279
4280 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4281 }
4282 else
4283 {
4284 GetSizer()->Detach( m_headerWin );
4285
4286 wxDELETE(m_headerWin);
4287 }
4288 }
4289
4290 bool wxGenericListCtrl::Create(wxWindow *parent,
4291 wxWindowID id,
4292 const wxPoint &pos,
4293 const wxSize &size,
4294 long style,
4295 const wxValidator &validator,
4296 const wxString &name)
4297 {
4298 Init();
4299
4300 // just like in other ports, an assert will fail if the user doesn't give any type style:
4301 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4302 wxT("wxListCtrl style should have exactly one mode bit set") );
4303
4304 if ( !wxControl::Create( parent, id, pos, size, style|wxVSCROLL|wxHSCROLL, validator, name ) )
4305 return false;
4306
4307 #ifdef __WXGTK__
4308 style &= ~wxBORDER_MASK;
4309 style |= wxBORDER_THEME;
4310 #endif
4311
4312 m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0, 0), size, style );
4313
4314 SetTargetWindow( m_mainWin );
4315
4316 // We use the cursor keys for moving the selection, not scrolling, so call
4317 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4318 // keyboard events forwarded to us from wxListMainWindow.
4319 DisableKeyboardScrolling();
4320
4321 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4322 sizer->Add( m_mainWin, 1, wxGROW );
4323 SetSizer( sizer );
4324
4325 CreateOrDestroyHeaderWindowAsNeeded();
4326
4327 SetInitialSize(size);
4328
4329 return true;
4330 }
4331
4332 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4333 {
4334 return wxBORDER_THEME;
4335 }
4336
4337 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4338 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4339 WXWPARAM wParam,
4340 WXLPARAM lParam)
4341 {
4342 WXLRESULT rc = wxControl::MSWWindowProc(nMsg, wParam, lParam);
4343
4344 // we need to process arrows ourselves for scrolling
4345 if ( nMsg == WM_GETDLGCODE )
4346 {
4347 rc |= DLGC_WANTARROWS;
4348 }
4349
4350 return rc;
4351 }
4352 #endif // __WXMSW__
4353
4354 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4355 {
4356 wxSize newsize = size;
4357 if (m_headerWin)
4358 newsize.y -= m_headerWin->GetSize().y;
4359
4360 return newsize;
4361 }
4362
4363 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4364 {
4365 // update our idea of which lines are shown when we redraw
4366 // the window the next time
4367 m_mainWin->ResetVisibleLinesRange();
4368
4369 HandleOnScroll( event );
4370
4371 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4372 {
4373 m_headerWin->Refresh();
4374 m_headerWin->Update();
4375 }
4376 }
4377
4378 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4379 {
4380 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4381 wxT("wxLC_VIRTUAL can't be [un]set") );
4382
4383 long flag = GetWindowStyle();
4384
4385 if (add)
4386 {
4387 if (style & wxLC_MASK_TYPE)
4388 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4389 if (style & wxLC_MASK_ALIGN)
4390 flag &= ~wxLC_MASK_ALIGN;
4391 if (style & wxLC_MASK_SORT)
4392 flag &= ~wxLC_MASK_SORT;
4393 }
4394
4395 if (add)
4396 flag |= style;
4397 else
4398 flag &= ~style;
4399
4400 // some styles can be set without recreating everything (as happens in
4401 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4402 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4403 {
4404 Refresh();
4405 wxWindow::SetWindowStyleFlag(flag);
4406 }
4407 else
4408 {
4409 SetWindowStyleFlag( flag );
4410 }
4411 }
4412
4413 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4414 {
4415 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4416 // makes sense to remove them as we'll always add scrollbars anyhow when
4417 // needed
4418 flag |= wxHSCROLL | wxVSCROLL;
4419
4420 const bool wasInReportView = HasFlag(wxLC_REPORT);
4421
4422 // update the window style first so that the header is created or destroyed
4423 // corresponding to the new style
4424 wxWindow::SetWindowStyleFlag( flag );
4425
4426 if (m_mainWin)
4427 {
4428 const bool inReportView = (flag & wxLC_REPORT) != 0;
4429 if ( inReportView != wasInReportView )
4430 {
4431 // we need to notify the main window about this change as it must
4432 // update its data structures
4433 m_mainWin->SetReportView(inReportView);
4434 }
4435
4436 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4437
4438 CreateOrDestroyHeaderWindowAsNeeded();
4439
4440 GetSizer()->Layout();
4441 }
4442 }
4443
4444 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4445 {
4446 m_mainWin->GetColumn( col, item );
4447 return true;
4448 }
4449
4450 bool wxGenericListCtrl::SetColumn( int col, wxListItem& item )
4451 {
4452 m_mainWin->SetColumn( col, item );
4453 return true;
4454 }
4455
4456 int wxGenericListCtrl::GetColumnWidth( int col ) const
4457 {
4458 return m_mainWin->GetColumnWidth( col );
4459 }
4460
4461 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4462 {
4463 m_mainWin->SetColumnWidth( col, width );
4464 return true;
4465 }
4466
4467 int wxGenericListCtrl::GetCountPerPage() const
4468 {
4469 return m_mainWin->GetCountPerPage(); // different from Windows ?
4470 }
4471
4472 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4473 {
4474 m_mainWin->GetItem( info );
4475 return true;
4476 }
4477
4478 bool wxGenericListCtrl::SetItem( wxListItem &info )
4479 {
4480 m_mainWin->SetItem( info );
4481 return true;
4482 }
4483
4484 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4485 {
4486 wxListItem info;
4487 info.m_text = label;
4488 info.m_mask = wxLIST_MASK_TEXT;
4489 info.m_itemId = index;
4490 info.m_col = col;
4491 if ( imageId > -1 )
4492 {
4493 info.m_image = imageId;
4494 info.m_mask |= wxLIST_MASK_IMAGE;
4495 }
4496
4497 m_mainWin->SetItem(info);
4498 return true;
4499 }
4500
4501 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4502 {
4503 return m_mainWin->GetItemState( item, stateMask );
4504 }
4505
4506 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4507 {
4508 m_mainWin->SetItemState( item, state, stateMask );
4509 return true;
4510 }
4511
4512 bool
4513 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4514 {
4515 return SetItemColumnImage(item, 0, image);
4516 }
4517
4518 bool
4519 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4520 {
4521 wxListItem info;
4522 info.m_image = image;
4523 info.m_mask = wxLIST_MASK_IMAGE;
4524 info.m_itemId = item;
4525 info.m_col = column;
4526 m_mainWin->SetItem( info );
4527 return true;
4528 }
4529
4530 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4531 {
4532 return m_mainWin->GetItemText(item, col);
4533 }
4534
4535 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4536 {
4537 m_mainWin->SetItemText(item, str);
4538 }
4539
4540 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4541 {
4542 wxListItem info;
4543 info.m_mask = wxLIST_MASK_DATA;
4544 info.m_itemId = item;
4545 m_mainWin->GetItem( info );
4546 return info.m_data;
4547 }
4548
4549 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4550 {
4551 wxListItem info;
4552 info.m_mask = wxLIST_MASK_DATA;
4553 info.m_itemId = item;
4554 info.m_data = data;
4555 m_mainWin->SetItem( info );
4556 return true;
4557 }
4558
4559 wxRect wxGenericListCtrl::GetViewRect() const
4560 {
4561 return m_mainWin->GetViewRect();
4562 }
4563
4564 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4565 {
4566 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4567 }
4568
4569 bool wxGenericListCtrl::GetSubItemRect(long item,
4570 long subItem,
4571 wxRect& rect,
4572 int WXUNUSED(code)) const
4573 {
4574 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4575 return false;
4576
4577 if ( m_mainWin->HasHeader() )
4578 rect.y += m_headerWin->GetSize().y + 1;
4579
4580 return true;
4581 }
4582
4583 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4584 {
4585 m_mainWin->GetItemPosition( item, pos );
4586 return true;
4587 }
4588
4589 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4590 {
4591 return false;
4592 }
4593
4594 int wxGenericListCtrl::GetItemCount() const
4595 {
4596 return m_mainWin->GetItemCount();
4597 }
4598
4599 int wxGenericListCtrl::GetColumnCount() const
4600 {
4601 return m_mainWin->GetColumnCount();
4602 }
4603
4604 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4605 {
4606 m_mainWin->SetItemSpacing( spacing, isSmall );
4607 }
4608
4609 wxSize wxGenericListCtrl::GetItemSpacing() const
4610 {
4611 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4612
4613 return wxSize(spacing, spacing);
4614 }
4615
4616 #if WXWIN_COMPATIBILITY_2_6
4617 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4618 {
4619 return m_mainWin->GetItemSpacing( isSmall );
4620 }
4621 #endif // WXWIN_COMPATIBILITY_2_6
4622
4623 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4624 {
4625 wxListItem info;
4626 info.m_itemId = item;
4627 info.SetTextColour( col );
4628 m_mainWin->SetItem( info );
4629 }
4630
4631 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4632 {
4633 wxListItem info;
4634 info.m_itemId = item;
4635 m_mainWin->GetItem( info );
4636 return info.GetTextColour();
4637 }
4638
4639 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4640 {
4641 wxListItem info;
4642 info.m_itemId = item;
4643 info.SetBackgroundColour( col );
4644 m_mainWin->SetItem( info );
4645 }
4646
4647 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4648 {
4649 wxListItem info;
4650 info.m_itemId = item;
4651 m_mainWin->GetItem( info );
4652 return info.GetBackgroundColour();
4653 }
4654
4655 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4656 {
4657 wxListItem info;
4658 info.m_itemId = item;
4659 info.SetFont( f );
4660 m_mainWin->SetItem( info );
4661 }
4662
4663 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4664 {
4665 wxListItem info;
4666 info.m_itemId = item;
4667 m_mainWin->GetItem( info );
4668 return info.GetFont();
4669 }
4670
4671 int wxGenericListCtrl::GetSelectedItemCount() const
4672 {
4673 return m_mainWin->GetSelectedItemCount();
4674 }
4675
4676 wxColour wxGenericListCtrl::GetTextColour() const
4677 {
4678 return GetForegroundColour();
4679 }
4680
4681 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4682 {
4683 SetForegroundColour(col);
4684 }
4685
4686 long wxGenericListCtrl::GetTopItem() const
4687 {
4688 size_t top;
4689 m_mainWin->GetVisibleLinesRange(&top, NULL);
4690 return (long)top;
4691 }
4692
4693 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4694 {
4695 return m_mainWin->GetNextItem( item, geom, state );
4696 }
4697
4698 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4699 {
4700 if (which == wxIMAGE_LIST_NORMAL)
4701 return m_imageListNormal;
4702 else if (which == wxIMAGE_LIST_SMALL)
4703 return m_imageListSmall;
4704 else if (which == wxIMAGE_LIST_STATE)
4705 return m_imageListState;
4706
4707 return NULL;
4708 }
4709
4710 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4711 {
4712 if ( which == wxIMAGE_LIST_NORMAL )
4713 {
4714 if (m_ownsImageListNormal)
4715 delete m_imageListNormal;
4716 m_imageListNormal = imageList;
4717 m_ownsImageListNormal = false;
4718 }
4719 else if ( which == wxIMAGE_LIST_SMALL )
4720 {
4721 if (m_ownsImageListSmall)
4722 delete m_imageListSmall;
4723 m_imageListSmall = imageList;
4724 m_ownsImageListSmall = false;
4725 }
4726 else if ( which == wxIMAGE_LIST_STATE )
4727 {
4728 if (m_ownsImageListState)
4729 delete m_imageListState;
4730 m_imageListState = imageList;
4731 m_ownsImageListState = false;
4732 }
4733
4734 m_mainWin->SetImageList( imageList, which );
4735 }
4736
4737 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4738 {
4739 SetImageList(imageList, which);
4740 if ( which == wxIMAGE_LIST_NORMAL )
4741 m_ownsImageListNormal = true;
4742 else if ( which == wxIMAGE_LIST_SMALL )
4743 m_ownsImageListSmall = true;
4744 else if ( which == wxIMAGE_LIST_STATE )
4745 m_ownsImageListState = true;
4746 }
4747
4748 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4749 {
4750 return 0;
4751 }
4752
4753 bool wxGenericListCtrl::DeleteItem( long item )
4754 {
4755 m_mainWin->DeleteItem( item );
4756 return true;
4757 }
4758
4759 bool wxGenericListCtrl::DeleteAllItems()
4760 {
4761 m_mainWin->DeleteAllItems();
4762 return true;
4763 }
4764
4765 bool wxGenericListCtrl::DeleteAllColumns()
4766 {
4767 size_t count = m_mainWin->m_columns.GetCount();
4768 for ( size_t n = 0; n < count; n++ )
4769 DeleteColumn( 0 );
4770 return true;
4771 }
4772
4773 void wxGenericListCtrl::ClearAll()
4774 {
4775 m_mainWin->DeleteEverything();
4776 }
4777
4778 bool wxGenericListCtrl::DeleteColumn( int col )
4779 {
4780 m_mainWin->DeleteColumn( col );
4781
4782 // if we don't have the header any longer, we need to relayout the window
4783 // if ( !GetColumnCount() )
4784
4785 return true;
4786 }
4787
4788 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
4789 wxClassInfo* textControlClass)
4790 {
4791 return m_mainWin->EditLabel( item, textControlClass );
4792 }
4793
4794 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
4795 {
4796 return m_mainWin->GetEditControl();
4797 }
4798
4799 bool wxGenericListCtrl::EnsureVisible( long item )
4800 {
4801 m_mainWin->EnsureVisible( item );
4802 return true;
4803 }
4804
4805 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
4806 {
4807 return m_mainWin->FindItem( start, str, partial );
4808 }
4809
4810 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
4811 {
4812 return m_mainWin->FindItem( start, data );
4813 }
4814
4815 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
4816 int WXUNUSED(direction))
4817 {
4818 return m_mainWin->FindItem( pt );
4819 }
4820
4821 // TODO: sub item hit testing
4822 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
4823 {
4824 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4825 }
4826
4827 long wxGenericListCtrl::InsertItem( wxListItem& info )
4828 {
4829 m_mainWin->InsertItem( info );
4830 return info.m_itemId;
4831 }
4832
4833 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
4834 {
4835 wxListItem info;
4836 info.m_text = label;
4837 info.m_mask = wxLIST_MASK_TEXT;
4838 info.m_itemId = index;
4839 return InsertItem( info );
4840 }
4841
4842 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
4843 {
4844 wxListItem info;
4845 info.m_mask = wxLIST_MASK_IMAGE;
4846 info.m_image = imageIndex;
4847 info.m_itemId = index;
4848 return InsertItem( info );
4849 }
4850
4851 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4852 {
4853 wxListItem info;
4854 info.m_text = label;
4855 info.m_image = imageIndex;
4856 info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE;
4857 info.m_itemId = index;
4858 return InsertItem( info );
4859 }
4860
4861 long wxGenericListCtrl::InsertColumn( long col, wxListItem &item )
4862 {
4863 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
4864
4865 m_mainWin->InsertColumn( col, item );
4866
4867 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
4868 // still have m_headerWin==NULL
4869 if (m_headerWin)
4870 m_headerWin->Refresh();
4871
4872 return 0;
4873 }
4874
4875 long wxGenericListCtrl::InsertColumn( long col, const wxString &heading,
4876 int format, int width )
4877 {
4878 wxListItem item;
4879 item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
4880 item.m_text = heading;
4881 if (width >= -2)
4882 {
4883 item.m_mask |= wxLIST_MASK_WIDTH;
4884 item.m_width = width;
4885 }
4886
4887 item.m_format = format;
4888
4889 return InsertColumn( col, item );
4890 }
4891
4892 bool wxGenericListCtrl::ScrollList( int dx, int dy )
4893 {
4894 return m_mainWin->ScrollList(dx, dy);
4895 }
4896
4897 // Sort items.
4898 // fn is a function which takes 3 long arguments: item1, item2, data.
4899 // item1 is the long data associated with a first item (NOT the index).
4900 // item2 is the long data associated with a second item (NOT the index).
4901 // data is the same value as passed to SortItems.
4902 // The return value is a negative number if the first item should precede the second
4903 // item, a positive number of the second item should precede the first,
4904 // or zero if the two items are equivalent.
4905 // data is arbitrary data to be passed to the sort function.
4906
4907 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4908 {
4909 m_mainWin->SortItems( fn, data );
4910 return true;
4911 }
4912
4913 // ----------------------------------------------------------------------------
4914 // event handlers
4915 // ----------------------------------------------------------------------------
4916
4917 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
4918 {
4919 if (!m_mainWin) return;
4920
4921 // We need to override OnSize so that our scrolled
4922 // window a) does call Layout() to use sizers for
4923 // positioning the controls but b) does not query
4924 // the sizer for their size and use that for setting
4925 // the scrollable area as set that ourselves by
4926 // calling SetScrollbar() further down.
4927
4928 Layout();
4929
4930 m_mainWin->RecalculatePositions();
4931
4932 AdjustScrollbars();
4933 }
4934
4935 void wxGenericListCtrl::OnInternalIdle()
4936 {
4937 wxWindow::OnInternalIdle();
4938
4939 if (m_mainWin->m_dirty)
4940 m_mainWin->RecalculatePositions();
4941 }
4942
4943 // ----------------------------------------------------------------------------
4944 // font/colours
4945 // ----------------------------------------------------------------------------
4946
4947 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
4948 {
4949 if (m_mainWin)
4950 {
4951 m_mainWin->SetBackgroundColour( colour );
4952 m_mainWin->m_dirty = true;
4953 }
4954
4955 return true;
4956 }
4957
4958 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
4959 {
4960 if ( !wxWindow::SetForegroundColour( colour ) )
4961 return false;
4962
4963 if (m_mainWin)
4964 {
4965 m_mainWin->SetForegroundColour( colour );
4966 m_mainWin->m_dirty = true;
4967 }
4968
4969 if (m_headerWin)
4970 m_headerWin->SetForegroundColour( colour );
4971
4972 return true;
4973 }
4974
4975 bool wxGenericListCtrl::SetFont( const wxFont &font )
4976 {
4977 if ( !wxWindow::SetFont( font ) )
4978 return false;
4979
4980 if (m_mainWin)
4981 {
4982 m_mainWin->SetFont( font );
4983 m_mainWin->m_dirty = true;
4984 }
4985
4986 if (m_headerWin)
4987 {
4988 m_headerWin->SetFont( font );
4989 // CalculateAndSetHeaderHeight();
4990 }
4991
4992 Refresh();
4993
4994 return true;
4995 }
4996
4997 // static
4998 wxVisualAttributes
4999 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5000 {
5001 #if _USE_VISATTR
5002 // Use the same color scheme as wxListBox
5003 return wxListBox::GetClassDefaultAttributes(variant);
5004 #else
5005 wxUnusedVar(variant);
5006 wxVisualAttributes attr;
5007 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5008 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5009 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5010 return attr;
5011 #endif
5012 }
5013
5014 // ----------------------------------------------------------------------------
5015 // methods forwarded to m_mainWin
5016 // ----------------------------------------------------------------------------
5017
5018 #if wxUSE_DRAG_AND_DROP
5019
5020 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5021 {
5022 m_mainWin->SetDropTarget( dropTarget );
5023 }
5024
5025 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5026 {
5027 return m_mainWin->GetDropTarget();
5028 }
5029
5030 #endif
5031
5032 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5033 {
5034 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5035 }
5036
5037 wxColour wxGenericListCtrl::GetBackgroundColour() const
5038 {
5039 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5040 }
5041
5042 wxColour wxGenericListCtrl::GetForegroundColour() const
5043 {
5044 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5045 }
5046
5047 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5048 {
5049 #if wxUSE_MENUS
5050 return m_mainWin->PopupMenu( menu, x, y );
5051 #else
5052 return false;
5053 #endif
5054 }
5055
5056 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5057 {
5058 // It's not clear whether this can be called before m_mainWin is created
5059 // but it seems better to be on the safe side and check.
5060 if ( m_mainWin )
5061 m_mainWin->DoClientToScreen(x, y);
5062 else
5063 wxControl::DoClientToScreen(x, y);
5064 }
5065
5066 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5067 {
5068 // At least in wxGTK/Univ build this method can be called before m_mainWin
5069 // is created so avoid crashes in this case.
5070 if ( m_mainWin )
5071 m_mainWin->DoScreenToClient(x, y);
5072 else
5073 wxControl::DoScreenToClient(x, y);
5074 }
5075
5076 void wxGenericListCtrl::SetFocus()
5077 {
5078 // The test in window.cpp fails as we are a composite
5079 // window, so it checks against "this", but not m_mainWin.
5080 if ( DoFindFocus() != this )
5081 m_mainWin->SetFocus();
5082 }
5083
5084 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5085 {
5086 // Something is better than nothing even if this is completely arbitrary.
5087 wxSize sizeBest(100, 80);
5088
5089 if ( !InReportView() )
5090 {
5091 // Ensure that our minimal width is at least big enough to show all our
5092 // items. This is important for wxListbook to size itself correctly.
5093
5094 // Remember the offset of the first item: this corresponds to the
5095 // margins around the item so we will add it to the minimal size below
5096 // to ensure that we have equal margins on all sides.
5097 wxPoint ofs;
5098
5099 // We can iterate over all items as there shouldn't be too many of them
5100 // in non-report view. If it ever becomes a problem, we could examine
5101 // just the first few items probably, the determination of the best
5102 // size is less important if we will need scrollbars anyhow.
5103 for ( int n = 0; n < GetItemCount(); n++ )
5104 {
5105 const wxRect itemRect = m_mainWin->GetLineRect(n);
5106 if ( !n )
5107 {
5108 // Remember the position of the first item as all the rest are
5109 // offset by at least this number of pixels too.
5110 ofs = itemRect.GetPosition();
5111 }
5112
5113 sizeBest.IncTo(itemRect.GetSize());
5114 }
5115
5116 sizeBest.IncBy(2*ofs);
5117
5118
5119 // If we have the scrollbars we need to account for them too. And to
5120 // make sure the scrollbars status is up to date we need to call this
5121 // function to set them.
5122 m_mainWin->RecalculatePositions(true /* no refresh */);
5123
5124 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5125 // to use m_mainWin client/virtual size for determination of whether we
5126 // use scrollbars and not the size of this window itself. Maybe that
5127 // function should be extended to work correctly in the case when our
5128 // scrollbars manage a different window from this one but currently it
5129 // doesn't work.
5130 const wxSize sizeClient = m_mainWin->GetClientSize();
5131 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5132
5133 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5134 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5135
5136 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5137 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5138 }
5139
5140 return sizeBest;
5141 }
5142
5143 // ----------------------------------------------------------------------------
5144 // virtual list control support
5145 // ----------------------------------------------------------------------------
5146
5147 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5148 {
5149 // this is a pure virtual function, in fact - which is not really pure
5150 // because the controls which are not virtual don't need to implement it
5151 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5152
5153 return wxEmptyString;
5154 }
5155
5156 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5157 {
5158 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5159 -1,
5160 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5161 return -1;
5162 }
5163
5164 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5165 {
5166 if (!column)
5167 return OnGetItemImage(item);
5168
5169 return -1;
5170 }
5171
5172 wxListItemAttr *
5173 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5174 {
5175 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5176 wxT("invalid item index in OnGetItemAttr()") );
5177
5178 // no attributes by default
5179 return NULL;
5180 }
5181
5182 void wxGenericListCtrl::SetItemCount(long count)
5183 {
5184 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5185
5186 m_mainWin->SetItemCount(count);
5187 }
5188
5189 void wxGenericListCtrl::RefreshItem(long item)
5190 {
5191 m_mainWin->RefreshLine(item);
5192 }
5193
5194 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5195 {
5196 m_mainWin->RefreshLines(itemFrom, itemTo);
5197 }
5198
5199 // Generic wxListCtrl is more or less a container for two other
5200 // windows which drawings are done upon. These are namely
5201 // 'm_headerWin' and 'm_mainWin'.
5202 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5203 // behaviour wxListCtrl has under wxMSW.
5204 //
5205 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5206 {
5207 if (!rect)
5208 {
5209 // The easy case, no rectangle specified.
5210 if (m_headerWin)
5211 m_headerWin->Refresh(eraseBackground);
5212
5213 if (m_mainWin)
5214 m_mainWin->Refresh(eraseBackground);
5215 }
5216 else
5217 {
5218 // Refresh the header window
5219 if (m_headerWin)
5220 {
5221 wxRect rectHeader = m_headerWin->GetRect();
5222 rectHeader.Intersect(*rect);
5223 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5224 {
5225 int x, y;
5226 m_headerWin->GetPosition(&x, &y);
5227 rectHeader.Offset(-x, -y);
5228 m_headerWin->Refresh(eraseBackground, &rectHeader);
5229 }
5230 }
5231
5232 // Refresh the main window
5233 if (m_mainWin)
5234 {
5235 wxRect rectMain = m_mainWin->GetRect();
5236 rectMain.Intersect(*rect);
5237 if (rectMain.GetWidth() && rectMain.GetHeight())
5238 {
5239 int x, y;
5240 m_mainWin->GetPosition(&x, &y);
5241 rectMain.Offset(-x, -y);
5242 m_mainWin->Refresh(eraseBackground, &rectMain);
5243 }
5244 }
5245 }
5246 }
5247
5248 void wxGenericListCtrl::Update()
5249 {
5250 if ( m_mainWin )
5251 {
5252 if ( m_mainWin->m_dirty )
5253 m_mainWin->RecalculatePositions();
5254
5255 m_mainWin->Update();
5256 }
5257
5258 if ( m_headerWin )
5259 m_headerWin->Update();
5260 }
5261
5262 #endif // wxUSE_LISTCTRL