Dramatically optimise inserting many items in wxGenericListCtrl.
[wxWidgets.git] / src / generic / listctrl.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/generic/listctrl.cpp
3 // Purpose: generic implementation of wxListCtrl
4 // Author: Robert Roebling
5 // Vadim Zeitlin (virtual list control support)
6 // Id: $Id$
7 // Copyright: (c) 1998 Robert Roebling
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 // TODO
12 //
13 // 1. we need to implement searching/sorting for virtual controls somehow
14 // 2. when changing selection the lines are refreshed twice
15
16
17 // For compilers that support precompilation, includes "wx.h".
18 #include "wx/wxprec.h"
19
20 #ifdef __BORLANDC__
21 #pragma hdrstop
22 #endif
23
24 #if wxUSE_LISTCTRL
25
26 #include "wx/listctrl.h"
27
28 #ifndef WX_PRECOMP
29 #include "wx/scrolwin.h"
30 #include "wx/timer.h"
31 #include "wx/settings.h"
32 #include "wx/dynarray.h"
33 #include "wx/dcclient.h"
34 #include "wx/dcscreen.h"
35 #include "wx/math.h"
36 #include "wx/settings.h"
37 #include "wx/sizer.h"
38 #endif
39
40 #include "wx/imaglist.h"
41 #include "wx/renderer.h"
42 #include "wx/generic/private/listctrl.h"
43
44 #ifdef __WXMAC__
45 #include "wx/osx/private.h"
46 #endif
47
48 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
49 #define "wx/msw/wrapwin.h"
50 #endif
51
52 // NOTE: If using the wxListBox visual attributes works everywhere then this can
53 // be removed, as well as the #else case below.
54 #define _USE_VISATTR 0
55
56
57 // ----------------------------------------------------------------------------
58 // constants
59 // ----------------------------------------------------------------------------
60
61 // // the height of the header window (FIXME: should depend on its font!)
62 // static const int HEADER_HEIGHT = 23;
63
64 static const int SCROLL_UNIT_X = 15;
65
66 // the spacing between the lines (in report mode)
67 static const int LINE_SPACING = 0;
68
69 // extra margins around the text label
70 #ifdef __WXGTK__
71 static const int EXTRA_WIDTH = 6;
72 #else
73 static const int EXTRA_WIDTH = 4;
74 #endif
75
76 #ifdef __WXGTK__
77 static const int EXTRA_HEIGHT = 6;
78 #else
79 static const int EXTRA_HEIGHT = 4;
80 #endif
81
82 // margin between the window and the items
83 static const int EXTRA_BORDER_X = 2;
84 static const int EXTRA_BORDER_Y = 2;
85
86 // offset for the header window
87 static const int HEADER_OFFSET_X = 0;
88 static const int HEADER_OFFSET_Y = 0;
89
90 // margin between rows of icons in [small] icon view
91 static const int MARGIN_BETWEEN_ROWS = 6;
92
93 // when autosizing the columns, add some slack
94 static const int AUTOSIZE_COL_MARGIN = 10;
95
96 // default width for the header columns
97 static const int WIDTH_COL_DEFAULT = 80;
98
99 // the space between the image and the text in the report mode
100 static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
101
102 // the space between the image and the text in the report mode in header
103 static const int HEADER_IMAGE_MARGIN_IN_REPORT_MODE = 2;
104
105
106
107 // ----------------------------------------------------------------------------
108 // arrays/list implementations
109 // ----------------------------------------------------------------------------
110
111 #include "wx/listimpl.cpp"
112 WX_DEFINE_LIST(wxListItemDataList)
113
114 #include "wx/arrimpl.cpp"
115 WX_DEFINE_OBJARRAY(wxListLineDataArray)
116
117 #include "wx/listimpl.cpp"
118 WX_DEFINE_LIST(wxListHeaderDataList)
119
120
121 // ----------------------------------------------------------------------------
122 // wxListItemData
123 // ----------------------------------------------------------------------------
124
125 wxListItemData::~wxListItemData()
126 {
127 // in the virtual list control the attributes are managed by the main
128 // program, so don't delete them
129 if ( !m_owner->IsVirtual() )
130 delete m_attr;
131
132 delete m_rect;
133 }
134
135 void wxListItemData::Init()
136 {
137 m_image = -1;
138 m_data = 0;
139
140 m_attr = NULL;
141 }
142
143 wxListItemData::wxListItemData(wxListMainWindow *owner)
144 {
145 Init();
146
147 m_owner = owner;
148
149 if ( owner->InReportView() )
150 m_rect = NULL;
151 else
152 m_rect = new wxRect;
153 }
154
155 void wxListItemData::SetItem( const wxListItem &info )
156 {
157 if ( info.m_mask & wxLIST_MASK_TEXT )
158 SetText(info.m_text);
159 if ( info.m_mask & wxLIST_MASK_IMAGE )
160 m_image = info.m_image;
161 if ( info.m_mask & wxLIST_MASK_DATA )
162 m_data = info.m_data;
163
164 if ( info.HasAttributes() )
165 {
166 if ( m_attr )
167 m_attr->AssignFrom(*info.GetAttributes());
168 else
169 m_attr = new wxListItemAttr(*info.GetAttributes());
170 }
171
172 if ( m_rect )
173 {
174 m_rect->x =
175 m_rect->y =
176 m_rect->height = 0;
177 m_rect->width = info.m_width;
178 }
179 }
180
181 void wxListItemData::SetPosition( int x, int y )
182 {
183 wxCHECK_RET( m_rect, wxT("unexpected SetPosition() call") );
184
185 m_rect->x = x;
186 m_rect->y = y;
187 }
188
189 void wxListItemData::SetSize( int width, int height )
190 {
191 wxCHECK_RET( m_rect, wxT("unexpected SetSize() call") );
192
193 if ( width != -1 )
194 m_rect->width = width;
195 if ( height != -1 )
196 m_rect->height = height;
197 }
198
199 bool wxListItemData::IsHit( int x, int y ) const
200 {
201 wxCHECK_MSG( m_rect, false, wxT("can't be called in this mode") );
202
203 return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Contains(x, y);
204 }
205
206 int wxListItemData::GetX() const
207 {
208 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
209
210 return m_rect->x;
211 }
212
213 int wxListItemData::GetY() const
214 {
215 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
216
217 return m_rect->y;
218 }
219
220 int wxListItemData::GetWidth() const
221 {
222 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
223
224 return m_rect->width;
225 }
226
227 int wxListItemData::GetHeight() const
228 {
229 wxCHECK_MSG( m_rect, 0, wxT("can't be called in this mode") );
230
231 return m_rect->height;
232 }
233
234 void wxListItemData::GetItem( wxListItem &info ) const
235 {
236 long mask = info.m_mask;
237 if ( !mask )
238 // by default, get everything for backwards compatibility
239 mask = -1;
240
241 if ( mask & wxLIST_MASK_TEXT )
242 info.m_text = m_text;
243 if ( mask & wxLIST_MASK_IMAGE )
244 info.m_image = m_image;
245 if ( mask & wxLIST_MASK_DATA )
246 info.m_data = m_data;
247
248 if ( m_attr )
249 {
250 if ( m_attr->HasTextColour() )
251 info.SetTextColour(m_attr->GetTextColour());
252 if ( m_attr->HasBackgroundColour() )
253 info.SetBackgroundColour(m_attr->GetBackgroundColour());
254 if ( m_attr->HasFont() )
255 info.SetFont(m_attr->GetFont());
256 }
257 }
258
259 //-----------------------------------------------------------------------------
260 // wxListHeaderData
261 //-----------------------------------------------------------------------------
262
263 void wxListHeaderData::Init()
264 {
265 m_mask = 0;
266 m_image = -1;
267 m_format = 0;
268 m_width = 0;
269 m_xpos = 0;
270 m_ypos = 0;
271 m_height = 0;
272 m_state = 0;
273 }
274
275 wxListHeaderData::wxListHeaderData()
276 {
277 Init();
278 }
279
280 wxListHeaderData::wxListHeaderData( const wxListItem &item )
281 {
282 Init();
283
284 SetItem( item );
285 }
286
287 void wxListHeaderData::SetItem( const wxListItem &item )
288 {
289 m_mask = item.m_mask;
290
291 if ( m_mask & wxLIST_MASK_TEXT )
292 m_text = item.m_text;
293
294 if ( m_mask & wxLIST_MASK_IMAGE )
295 m_image = item.m_image;
296
297 if ( m_mask & wxLIST_MASK_FORMAT )
298 m_format = item.m_format;
299
300 if ( m_mask & wxLIST_MASK_WIDTH )
301 SetWidth(item.m_width);
302
303 if ( m_mask & wxLIST_MASK_STATE )
304 SetState(item.m_state);
305 }
306
307 void wxListHeaderData::SetPosition( int x, int y )
308 {
309 m_xpos = x;
310 m_ypos = y;
311 }
312
313 void wxListHeaderData::SetHeight( int h )
314 {
315 m_height = h;
316 }
317
318 void wxListHeaderData::SetWidth( int w )
319 {
320 m_width = w < 0 ? WIDTH_COL_DEFAULT : w;
321 }
322
323 void wxListHeaderData::SetState( int flag )
324 {
325 m_state = flag;
326 }
327
328 void wxListHeaderData::SetFormat( int format )
329 {
330 m_format = format;
331 }
332
333 bool wxListHeaderData::HasImage() const
334 {
335 return m_image != -1;
336 }
337
338 bool wxListHeaderData::IsHit( int x, int y ) const
339 {
340 return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
341 }
342
343 void wxListHeaderData::GetItem( wxListItem& item )
344 {
345 item.m_mask = m_mask;
346 item.m_text = m_text;
347 item.m_image = m_image;
348 item.m_format = m_format;
349 item.m_width = m_width;
350 item.m_state = m_state;
351 }
352
353 int wxListHeaderData::GetImage() const
354 {
355 return m_image;
356 }
357
358 int wxListHeaderData::GetWidth() const
359 {
360 return m_width;
361 }
362
363 int wxListHeaderData::GetFormat() const
364 {
365 return m_format;
366 }
367
368 int wxListHeaderData::GetState() const
369 {
370 return m_state;
371 }
372
373 //-----------------------------------------------------------------------------
374 // wxListLineData
375 //-----------------------------------------------------------------------------
376
377 inline int wxListLineData::GetMode() const
378 {
379 return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
380 }
381
382 inline bool wxListLineData::InReportView() const
383 {
384 return m_owner->HasFlag(wxLC_REPORT);
385 }
386
387 inline bool wxListLineData::IsVirtual() const
388 {
389 return m_owner->IsVirtual();
390 }
391
392 wxListLineData::wxListLineData( wxListMainWindow *owner )
393 {
394 m_owner = owner;
395
396 if ( InReportView() )
397 m_gi = NULL;
398 else // !report
399 m_gi = new GeometryInfo;
400
401 m_highlighted = false;
402
403 InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
404 }
405
406 void wxListLineData::CalculateSize( wxDC *dc, int spacing )
407 {
408 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
409 wxCHECK_RET( node, wxT("no subitems at all??") );
410
411 wxListItemData *item = node->GetData();
412
413 wxString s;
414 wxCoord lw, lh;
415
416 switch ( GetMode() )
417 {
418 case wxLC_ICON:
419 case wxLC_SMALL_ICON:
420 m_gi->m_rectAll.width = spacing;
421
422 s = item->GetText();
423
424 if ( s.empty() )
425 {
426 lh =
427 m_gi->m_rectLabel.width =
428 m_gi->m_rectLabel.height = 0;
429 }
430 else // has label
431 {
432 dc->GetTextExtent( s, &lw, &lh );
433 lw += EXTRA_WIDTH;
434 lh += EXTRA_HEIGHT;
435
436 m_gi->m_rectAll.height = spacing + lh;
437 if (lw > spacing)
438 m_gi->m_rectAll.width = lw;
439
440 m_gi->m_rectLabel.width = lw;
441 m_gi->m_rectLabel.height = lh;
442 }
443
444 if (item->HasImage())
445 {
446 int w, h;
447 m_owner->GetImageSize( item->GetImage(), w, h );
448 m_gi->m_rectIcon.width = w + 8;
449 m_gi->m_rectIcon.height = h + 8;
450
451 if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
452 m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
453 if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
454 m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
455 }
456
457 if ( item->HasText() )
458 {
459 m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
460 m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
461 }
462 else // no text, highlight the icon
463 {
464 m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
465 m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
466 }
467 break;
468
469 case wxLC_LIST:
470 s = item->GetTextForMeasuring();
471
472 dc->GetTextExtent( s, &lw, &lh );
473 lw += EXTRA_WIDTH;
474 lh += EXTRA_HEIGHT;
475
476 m_gi->m_rectLabel.width = lw;
477 m_gi->m_rectLabel.height = lh;
478
479 m_gi->m_rectAll.width = lw;
480 m_gi->m_rectAll.height = lh;
481
482 if (item->HasImage())
483 {
484 int w, h;
485 m_owner->GetImageSize( item->GetImage(), w, h );
486 m_gi->m_rectIcon.width = w;
487 m_gi->m_rectIcon.height = h;
488
489 m_gi->m_rectAll.width += 4 + w;
490 if (h > m_gi->m_rectAll.height)
491 m_gi->m_rectAll.height = h;
492 }
493
494 m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
495 m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
496 break;
497
498 case wxLC_REPORT:
499 wxFAIL_MSG( wxT("unexpected call to SetSize") );
500 break;
501
502 default:
503 wxFAIL_MSG( wxT("unknown mode") );
504 break;
505 }
506 }
507
508 void wxListLineData::SetPosition( int x, int y, int spacing )
509 {
510 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
511 wxCHECK_RET( node, wxT("no subitems at all??") );
512
513 wxListItemData *item = node->GetData();
514
515 switch ( GetMode() )
516 {
517 case wxLC_ICON:
518 case wxLC_SMALL_ICON:
519 m_gi->m_rectAll.x = x;
520 m_gi->m_rectAll.y = y;
521
522 if ( item->HasImage() )
523 {
524 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 +
525 (m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2;
526 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
527 }
528
529 if ( item->HasText() )
530 {
531 if (m_gi->m_rectAll.width > spacing)
532 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
533 else
534 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2) + (spacing / 2) - (m_gi->m_rectLabel.width / 2);
535 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
536 m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
537 m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
538 }
539 else // no text, highlight the icon
540 {
541 m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
542 m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
543 }
544 break;
545
546 case wxLC_LIST:
547 m_gi->m_rectAll.x = x;
548 m_gi->m_rectAll.y = y;
549
550 m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
551 m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
552 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
553
554 if (item->HasImage())
555 {
556 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
557 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
558 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 4 + (EXTRA_WIDTH/2) + m_gi->m_rectIcon.width;
559 }
560 else
561 {
562 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
563 }
564 break;
565
566 case wxLC_REPORT:
567 wxFAIL_MSG( wxT("unexpected call to SetPosition") );
568 break;
569
570 default:
571 wxFAIL_MSG( wxT("unknown mode") );
572 break;
573 }
574 }
575
576 void wxListLineData::InitItems( int num )
577 {
578 for (int i = 0; i < num; i++)
579 m_items.Append( new wxListItemData(m_owner) );
580 }
581
582 void wxListLineData::SetItem( int index, const wxListItem &info )
583 {
584 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
585 wxCHECK_RET( node, wxT("invalid column index in SetItem") );
586
587 wxListItemData *item = node->GetData();
588 item->SetItem( info );
589 }
590
591 void wxListLineData::GetItem( int index, wxListItem &info )
592 {
593 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
594 if (node)
595 {
596 wxListItemData *item = node->GetData();
597 item->GetItem( info );
598 }
599 }
600
601 wxString wxListLineData::GetText(int index) const
602 {
603 wxString s;
604
605 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
606 if (node)
607 {
608 wxListItemData *item = node->GetData();
609 s = item->GetText();
610 }
611
612 return s;
613 }
614
615 void wxListLineData::SetText( int index, const wxString& s )
616 {
617 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
618 if (node)
619 {
620 wxListItemData *item = node->GetData();
621 item->SetText( s );
622 }
623 }
624
625 void wxListLineData::SetImage( int index, int image )
626 {
627 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
628 wxCHECK_RET( node, wxT("invalid column index in SetImage()") );
629
630 wxListItemData *item = node->GetData();
631 item->SetImage(image);
632 }
633
634 int wxListLineData::GetImage( int index ) const
635 {
636 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
637 wxCHECK_MSG( node, -1, wxT("invalid column index in GetImage()") );
638
639 wxListItemData *item = node->GetData();
640 return item->GetImage();
641 }
642
643 wxListItemAttr *wxListLineData::GetAttr() const
644 {
645 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
646 wxCHECK_MSG( node, NULL, wxT("invalid column index in GetAttr()") );
647
648 wxListItemData *item = node->GetData();
649 return item->GetAttr();
650 }
651
652 void wxListLineData::SetAttr(wxListItemAttr *attr)
653 {
654 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
655 wxCHECK_RET( node, wxT("invalid column index in SetAttr()") );
656
657 wxListItemData *item = node->GetData();
658 item->SetAttr(attr);
659 }
660
661 void wxListLineData::ApplyAttributes(wxDC *dc,
662 const wxRect& rectHL,
663 bool highlighted,
664 bool current)
665 {
666 const wxListItemAttr * const attr = GetAttr();
667
668 wxWindow * const listctrl = m_owner->GetParent();
669
670 const bool hasFocus = listctrl->HasFocus()
671 #if defined(__WXMAC__) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON
672 && IsControlActive( (ControlRef)listctrl->GetHandle() )
673 #endif
674 ;
675
676 // fg colour
677
678 // don't use foreground colour for drawing highlighted items - this might
679 // make them completely invisible (and there is no way to do bit
680 // arithmetics on wxColour, unfortunately)
681 wxColour colText;
682 if ( highlighted )
683 {
684 #ifdef __WXMAC__
685 if ( hasFocus )
686 colText = *wxWHITE;
687 else
688 colText = *wxBLACK;
689 #else
690 if ( hasFocus )
691 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
692 else
693 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT);
694 #endif
695 }
696 else if ( attr && attr->HasTextColour() )
697 colText = attr->GetTextColour();
698 else
699 colText = listctrl->GetForegroundColour();
700
701 dc->SetTextForeground(colText);
702
703 // font
704 wxFont font;
705 if ( attr && attr->HasFont() )
706 font = attr->GetFont();
707 else
708 font = listctrl->GetFont();
709
710 dc->SetFont(font);
711
712 // background
713 if ( highlighted )
714 {
715 // Use the renderer method to ensure that the selected items use the
716 // native look.
717 int flags = wxCONTROL_SELECTED;
718 if ( hasFocus )
719 flags |= wxCONTROL_FOCUSED;
720 if (current)
721 flags |= wxCONTROL_CURRENT;
722 wxRendererNative::Get().
723 DrawItemSelectionRect( m_owner, *dc, rectHL, flags );
724 }
725 else if ( attr && attr->HasBackgroundColour() )
726 {
727 // Draw the background using the items custom background colour.
728 dc->SetBrush(attr->GetBackgroundColour());
729 dc->SetPen(*wxTRANSPARENT_PEN);
730 dc->DrawRectangle(rectHL);
731 }
732
733 // just for debugging to better see where the items are
734 #if 0
735 dc->SetPen(*wxRED_PEN);
736 dc->SetBrush(*wxTRANSPARENT_BRUSH);
737 dc->DrawRectangle( m_gi->m_rectAll );
738 dc->SetPen(*wxGREEN_PEN);
739 dc->DrawRectangle( m_gi->m_rectIcon );
740 #endif
741 }
742
743 void wxListLineData::Draw(wxDC *dc, bool current)
744 {
745 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
746 wxCHECK_RET( node, wxT("no subitems at all??") );
747
748 ApplyAttributes(dc, m_gi->m_rectHighlight, IsHighlighted(), current);
749
750 wxListItemData *item = node->GetData();
751 if (item->HasImage())
752 {
753 // centre the image inside our rectangle, this looks nicer when items
754 // ae aligned in a row
755 const wxRect& rectIcon = m_gi->m_rectIcon;
756
757 m_owner->DrawImage(item->GetImage(), dc, rectIcon.x, rectIcon.y);
758 }
759
760 if (item->HasText())
761 {
762 const wxRect& rectLabel = m_gi->m_rectLabel;
763
764 wxDCClipper clipper(*dc, rectLabel);
765 dc->DrawText(item->GetText(), rectLabel.x, rectLabel.y);
766 }
767 }
768
769 void wxListLineData::DrawInReportMode( wxDC *dc,
770 const wxRect& rect,
771 const wxRect& rectHL,
772 bool highlighted,
773 bool current )
774 {
775 // TODO: later we should support setting different attributes for
776 // different columns - to do it, just add "col" argument to
777 // GetAttr() and move these lines into the loop below
778
779 ApplyAttributes(dc, rectHL, highlighted, current);
780
781 wxCoord x = rect.x + HEADER_OFFSET_X,
782 yMid = rect.y + rect.height/2;
783 #ifdef __WXGTK__
784 // This probably needs to be done
785 // on all platforms as the icons
786 // otherwise nearly touch the border
787 x += 2;
788 #endif
789
790 size_t col = 0;
791 for ( wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
792 node;
793 node = node->GetNext(), col++ )
794 {
795 wxListItemData *item = node->GetData();
796
797 int width = m_owner->GetColumnWidth(col);
798 int xOld = x;
799 x += width;
800
801 width -= 8;
802 const int wText = width;
803 wxDCClipper clipper(*dc, xOld, rect.y, wText, rect.height);
804
805 if ( item->HasImage() )
806 {
807 int ix, iy;
808 m_owner->GetImageSize( item->GetImage(), ix, iy );
809 m_owner->DrawImage( item->GetImage(), dc, xOld, yMid - iy/2 );
810
811 ix += IMAGE_MARGIN_IN_REPORT_MODE;
812
813 xOld += ix;
814 width -= ix;
815 }
816
817 if ( item->HasText() )
818 DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width);
819 }
820 }
821
822 void wxListLineData::DrawTextFormatted(wxDC *dc,
823 const wxString& textOrig,
824 int col,
825 int x,
826 int yMid,
827 int width)
828 {
829 // we don't support displaying multiple lines currently (and neither does
830 // wxMSW FWIW) so just merge all the lines
831 wxString text(textOrig);
832 text.Replace(wxT("\n"), wxT(" "));
833
834 wxCoord w, h;
835 dc->GetTextExtent(text, &w, &h);
836
837 const wxCoord y = yMid - (h + 1)/2;
838
839 wxDCClipper clipper(*dc, x, y, width, h);
840
841 // determine if the string can fit inside the current width
842 if (w <= width)
843 {
844 // it can, draw it using the items alignment
845 wxListItem item;
846 m_owner->GetColumn(col, item);
847 switch ( item.GetAlign() )
848 {
849 case wxLIST_FORMAT_LEFT:
850 // nothing to do
851 break;
852
853 case wxLIST_FORMAT_RIGHT:
854 x += width - w;
855 break;
856
857 case wxLIST_FORMAT_CENTER:
858 x += (width - w) / 2;
859 break;
860
861 default:
862 wxFAIL_MSG( wxT("unknown list item format") );
863 break;
864 }
865
866 dc->DrawText(text, x, y);
867 }
868 else // otherwise, truncate and add an ellipsis if possible
869 {
870 // determine the base width
871 wxString ellipsis(wxT("..."));
872 wxCoord base_w;
873 dc->GetTextExtent(ellipsis, &base_w, &h);
874
875 // continue until we have enough space or only one character left
876 wxCoord w_c, h_c;
877 size_t len = text.length();
878 wxString drawntext = text.Left(len);
879 while (len > 1)
880 {
881 dc->GetTextExtent(drawntext.Last(), &w_c, &h_c);
882 drawntext.RemoveLast();
883 len--;
884 w -= w_c;
885 if (w + base_w <= width)
886 break;
887 }
888
889 // if still not enough space, remove ellipsis characters
890 while (ellipsis.length() > 0 && w + base_w > width)
891 {
892 ellipsis = ellipsis.Left(ellipsis.length() - 1);
893 dc->GetTextExtent(ellipsis, &base_w, &h);
894 }
895
896 // now draw the text
897 dc->DrawText(drawntext, x, y);
898 dc->DrawText(ellipsis, x + w, y);
899 }
900 }
901
902 bool wxListLineData::Highlight( bool on )
903 {
904 wxCHECK_MSG( !IsVirtual(), false, wxT("unexpected call to Highlight") );
905
906 if ( on == m_highlighted )
907 return false;
908
909 m_highlighted = on;
910
911 return true;
912 }
913
914 void wxListLineData::ReverseHighlight( void )
915 {
916 Highlight(!IsHighlighted());
917 }
918
919 //-----------------------------------------------------------------------------
920 // wxListHeaderWindow
921 //-----------------------------------------------------------------------------
922
923 BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
924 EVT_PAINT (wxListHeaderWindow::OnPaint)
925 EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
926 EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
927 END_EVENT_TABLE()
928
929 void wxListHeaderWindow::Init()
930 {
931 m_currentCursor = NULL;
932 m_isDragging = false;
933 m_dirty = false;
934 m_sendSetColumnWidth = false;
935 }
936
937 wxListHeaderWindow::wxListHeaderWindow()
938 {
939 Init();
940
941 m_owner = NULL;
942 m_resizeCursor = NULL;
943 }
944
945 wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
946 wxWindowID id,
947 wxListMainWindow *owner,
948 const wxPoint& pos,
949 const wxSize& size,
950 long style,
951 const wxString &name )
952 : wxWindow( win, id, pos, size, style, name )
953 {
954 Init();
955
956 m_owner = owner;
957 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
958
959 #if _USE_VISATTR
960 wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
961 SetOwnForegroundColour( attr.colFg );
962 SetOwnBackgroundColour( attr.colBg );
963 if (!m_hasFont)
964 SetOwnFont( attr.font );
965 #else
966 SetOwnForegroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
967 SetOwnBackgroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
968 if (!m_hasFont)
969 SetOwnFont( wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT ));
970 #endif
971 }
972
973 wxListHeaderWindow::~wxListHeaderWindow()
974 {
975 delete m_resizeCursor;
976 }
977
978 #ifdef __WXUNIVERSAL__
979 #include "wx/univ/renderer.h"
980 #include "wx/univ/theme.h"
981 #endif
982
983 // shift the DC origin to match the position of the main window horz
984 // scrollbar: this allows us to always use logical coords
985 void wxListHeaderWindow::AdjustDC(wxDC& dc)
986 {
987 wxGenericListCtrl *parent = m_owner->GetListCtrl();
988
989 int xpix;
990 parent->GetScrollPixelsPerUnit( &xpix, NULL );
991
992 int view_start;
993 parent->GetViewStart( &view_start, NULL );
994
995
996 int org_x = 0;
997 int org_y = 0;
998 dc.GetDeviceOrigin( &org_x, &org_y );
999
1000 // account for the horz scrollbar offset
1001 #ifdef __WXGTK__
1002 if (GetLayoutDirection() == wxLayout_RightToLeft)
1003 {
1004 // Maybe we just have to check for m_signX
1005 // in the DC, but I leave the #ifdef __WXGTK__
1006 // for now
1007 dc.SetDeviceOrigin( org_x + (view_start * xpix), org_y );
1008 }
1009 else
1010 #endif
1011 dc.SetDeviceOrigin( org_x - (view_start * xpix), org_y );
1012 }
1013
1014 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1015 {
1016 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1017
1018 wxPaintDC dc( this );
1019
1020 AdjustDC( dc );
1021
1022 dc.SetFont( GetFont() );
1023
1024 // width and height of the entire header window
1025 int w, h;
1026 GetClientSize( &w, &h );
1027 parent->CalcUnscrolledPosition(w, 0, &w, NULL);
1028
1029 dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
1030 dc.SetTextForeground(GetForegroundColour());
1031
1032 int x = HEADER_OFFSET_X;
1033 int numColumns = m_owner->GetColumnCount();
1034 wxListItem item;
1035 for ( int i = 0; i < numColumns && x < w; i++ )
1036 {
1037 m_owner->GetColumn( i, item );
1038 int wCol = item.m_width;
1039
1040 int cw = wCol;
1041 int ch = h;
1042
1043 int flags = 0;
1044 if (!m_parent->IsEnabled())
1045 flags |= wxCONTROL_DISABLED;
1046
1047 // NB: The code below is not really Mac-specific, but since we are close
1048 // to 2.8 release and I don't have time to test on other platforms, I
1049 // defined this only for wxMac. If this behaviour is desired on
1050 // other platforms, please go ahead and revise or remove the #ifdef.
1051 #ifdef __WXMAC__
1052 if ( !m_owner->IsVirtual() && (item.m_mask & wxLIST_MASK_STATE) &&
1053 (item.m_state & wxLIST_STATE_SELECTED) )
1054 flags |= wxCONTROL_SELECTED;
1055 #endif
1056
1057 if (i == 0)
1058 flags |= wxCONTROL_SPECIAL; // mark as first column
1059
1060 wxRendererNative::Get().DrawHeaderButton
1061 (
1062 this,
1063 dc,
1064 wxRect(x, HEADER_OFFSET_Y, cw, ch),
1065 flags
1066 );
1067
1068 // see if we have enough space for the column label
1069
1070 // for this we need the width of the text
1071 wxCoord wLabel;
1072 wxCoord hLabel;
1073 dc.GetTextExtent(item.GetText(), &wLabel, &hLabel);
1074 wLabel += 2 * EXTRA_WIDTH;
1075
1076 // and the width of the icon, if any
1077 int ix = 0, iy = 0; // init them just to suppress the compiler warnings
1078 const int image = item.m_image;
1079 wxImageList *imageList;
1080 if ( image != -1 )
1081 {
1082 imageList = m_owner->GetSmallImageList();
1083 if ( imageList )
1084 {
1085 imageList->GetSize(image, ix, iy);
1086 wLabel += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
1087 }
1088 }
1089 else
1090 {
1091 imageList = NULL;
1092 }
1093
1094 // ignore alignment if there is not enough space anyhow
1095 int xAligned;
1096 switch ( wLabel < cw ? item.GetAlign() : wxLIST_FORMAT_LEFT )
1097 {
1098 default:
1099 wxFAIL_MSG( wxT("unknown list item format") );
1100 // fall through
1101
1102 case wxLIST_FORMAT_LEFT:
1103 xAligned = x;
1104 break;
1105
1106 case wxLIST_FORMAT_RIGHT:
1107 xAligned = x + cw - wLabel;
1108 break;
1109
1110 case wxLIST_FORMAT_CENTER:
1111 xAligned = x + (cw - wLabel) / 2;
1112 break;
1113 }
1114
1115 // draw the text and image clipping them so that they
1116 // don't overwrite the column boundary
1117 wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h);
1118
1119 // if we have an image, draw it on the right of the label
1120 if ( imageList )
1121 {
1122 imageList->Draw
1123 (
1124 image,
1125 dc,
1126 xAligned + wLabel - ix - HEADER_IMAGE_MARGIN_IN_REPORT_MODE,
1127 HEADER_OFFSET_Y + (h - iy)/2,
1128 wxIMAGELIST_DRAW_TRANSPARENT
1129 );
1130 }
1131
1132 dc.DrawText( item.GetText(),
1133 xAligned + EXTRA_WIDTH, (h - hLabel) / 2 );
1134
1135 x += wCol;
1136 }
1137
1138 // Fill in what's missing to the right of the columns, otherwise we will
1139 // leave an unpainted area when columns are removed (and it looks better)
1140 if ( x < w )
1141 {
1142 wxRendererNative::Get().DrawHeaderButton
1143 (
1144 this,
1145 dc,
1146 wxRect(x, HEADER_OFFSET_Y, w - x, h),
1147 wxCONTROL_DIRTY // mark as last column
1148 );
1149 }
1150 }
1151
1152 void wxListHeaderWindow::OnInternalIdle()
1153 {
1154 wxWindow::OnInternalIdle();
1155
1156 if (m_sendSetColumnWidth)
1157 {
1158 m_owner->SetColumnWidth( m_colToSend, m_widthToSend );
1159 m_sendSetColumnWidth = false;
1160 }
1161 }
1162
1163 void wxListHeaderWindow::DrawCurrent()
1164 {
1165 #if 1
1166 // m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1167 m_sendSetColumnWidth = true;
1168 m_colToSend = m_column;
1169 m_widthToSend = m_currentX - m_minX;
1170 #else
1171 int x1 = m_currentX;
1172 int y1 = 0;
1173 m_owner->ClientToScreen( &x1, &y1 );
1174
1175 int x2 = m_currentX;
1176 int y2 = 0;
1177 m_owner->GetClientSize( NULL, &y2 );
1178 m_owner->ClientToScreen( &x2, &y2 );
1179
1180 wxScreenDC dc;
1181 dc.SetLogicalFunction( wxINVERT );
1182 dc.SetPen( wxPen(*wxBLACK, 2) );
1183 dc.SetBrush( *wxTRANSPARENT_BRUSH );
1184
1185 AdjustDC(dc);
1186
1187 dc.DrawLine( x1, y1, x2, y2 );
1188
1189 dc.SetLogicalFunction( wxCOPY );
1190
1191 dc.SetPen( wxNullPen );
1192 dc.SetBrush( wxNullBrush );
1193 #endif
1194 }
1195
1196 void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
1197 {
1198 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1199
1200 // we want to work with logical coords
1201 int x;
1202 parent->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1203 int y = event.GetY();
1204
1205 if (m_isDragging)
1206 {
1207 SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition());
1208
1209 // we don't draw the line beyond our window, but we allow dragging it
1210 // there
1211 int w = 0;
1212 GetClientSize( &w, NULL );
1213 parent->CalcUnscrolledPosition(w, 0, &w, NULL);
1214 w -= 6;
1215
1216 // erase the line if it was drawn
1217 if ( m_currentX < w )
1218 DrawCurrent();
1219
1220 if (event.ButtonUp())
1221 {
1222 ReleaseMouse();
1223 m_isDragging = false;
1224 m_dirty = true;
1225 m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1226 SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition());
1227 }
1228 else
1229 {
1230 if (x > m_minX + 7)
1231 m_currentX = x;
1232 else
1233 m_currentX = m_minX + 7;
1234
1235 // draw in the new location
1236 if ( m_currentX < w )
1237 DrawCurrent();
1238 }
1239 }
1240 else // not dragging
1241 {
1242 m_minX = 0;
1243 bool hit_border = false;
1244
1245 // end of the current column
1246 int xpos = 0;
1247
1248 // find the column where this event occurred
1249 int col,
1250 countCol = m_owner->GetColumnCount();
1251 for (col = 0; col < countCol; col++)
1252 {
1253 xpos += m_owner->GetColumnWidth( col );
1254 m_column = col;
1255
1256 if ( (abs(x-xpos) < 3) && (y < 22) )
1257 {
1258 // near the column border
1259 hit_border = true;
1260 break;
1261 }
1262
1263 if ( x < xpos )
1264 {
1265 // inside the column
1266 break;
1267 }
1268
1269 m_minX = xpos;
1270 }
1271
1272 if ( col == countCol )
1273 m_column = -1;
1274
1275 if (event.LeftDown() || event.RightUp())
1276 {
1277 if (hit_border && event.LeftDown())
1278 {
1279 if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
1280 event.GetPosition()) )
1281 {
1282 m_isDragging = true;
1283 m_currentX = x;
1284 CaptureMouse();
1285 DrawCurrent();
1286 }
1287 //else: column resizing was vetoed by the user code
1288 }
1289 else // click on a column
1290 {
1291 // record the selected state of the columns
1292 if (event.LeftDown())
1293 {
1294 for (int i=0; i < m_owner->GetColumnCount(); i++)
1295 {
1296 wxListItem colItem;
1297 m_owner->GetColumn(i, colItem);
1298 long state = colItem.GetState();
1299 if (i == m_column)
1300 colItem.SetState(state | wxLIST_STATE_SELECTED);
1301 else
1302 colItem.SetState(state & ~wxLIST_STATE_SELECTED);
1303 m_owner->SetColumn(i, colItem);
1304 }
1305 }
1306
1307 SendListEvent( event.LeftDown()
1308 ? wxEVT_COMMAND_LIST_COL_CLICK
1309 : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
1310 event.GetPosition());
1311 }
1312 }
1313 else if (event.Moving())
1314 {
1315 bool setCursor;
1316 if (hit_border)
1317 {
1318 setCursor = m_currentCursor == wxSTANDARD_CURSOR;
1319 m_currentCursor = m_resizeCursor;
1320 }
1321 else
1322 {
1323 setCursor = m_currentCursor != wxSTANDARD_CURSOR;
1324 m_currentCursor = wxSTANDARD_CURSOR;
1325 }
1326
1327 if ( setCursor )
1328 SetCursor(*m_currentCursor);
1329 }
1330 }
1331 }
1332
1333 void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
1334 {
1335 m_owner->SetFocus();
1336 m_owner->Update();
1337 }
1338
1339 bool wxListHeaderWindow::SendListEvent(wxEventType type, const wxPoint& pos)
1340 {
1341 wxWindow *parent = GetParent();
1342 wxListEvent le( type, parent->GetId() );
1343 le.SetEventObject( parent );
1344 le.m_pointDrag = pos;
1345
1346 // the position should be relative to the parent window, not
1347 // this one for compatibility with MSW and common sense: the
1348 // user code doesn't know anything at all about this header
1349 // window, so why should it get positions relative to it?
1350 le.m_pointDrag.y -= GetSize().y;
1351
1352 le.m_col = m_column;
1353 return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
1354 }
1355
1356 //-----------------------------------------------------------------------------
1357 // wxListRenameTimer (internal)
1358 //-----------------------------------------------------------------------------
1359
1360 wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
1361 {
1362 m_owner = owner;
1363 }
1364
1365 void wxListRenameTimer::Notify()
1366 {
1367 m_owner->OnRenameTimer();
1368 }
1369
1370 //-----------------------------------------------------------------------------
1371 // wxListTextCtrlWrapper (internal)
1372 //-----------------------------------------------------------------------------
1373
1374 BEGIN_EVENT_TABLE(wxListTextCtrlWrapper, wxEvtHandler)
1375 EVT_CHAR (wxListTextCtrlWrapper::OnChar)
1376 EVT_KEY_UP (wxListTextCtrlWrapper::OnKeyUp)
1377 EVT_KILL_FOCUS (wxListTextCtrlWrapper::OnKillFocus)
1378 END_EVENT_TABLE()
1379
1380 wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner,
1381 wxTextCtrl *text,
1382 size_t itemEdit)
1383 : m_startValue(owner->GetItemText(itemEdit)),
1384 m_itemEdited(itemEdit)
1385 {
1386 m_owner = owner;
1387 m_text = text;
1388 m_aboutToFinish = false;
1389
1390 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1391
1392 wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
1393
1394 parent->CalcScrolledPosition(rectLabel.x, rectLabel.y,
1395 &rectLabel.x, &rectLabel.y);
1396
1397 m_text->Create(owner, wxID_ANY, m_startValue,
1398 wxPoint(rectLabel.x-4,rectLabel.y-4),
1399 wxSize(rectLabel.width+11,rectLabel.height+8));
1400 m_text->SetFocus();
1401
1402 m_text->PushEventHandler(this);
1403 }
1404
1405 void wxListTextCtrlWrapper::EndEdit(EndReason reason)
1406 {
1407 m_aboutToFinish = true;
1408
1409 switch ( reason )
1410 {
1411 case End_Accept:
1412 // Notify the owner about the changes
1413 AcceptChanges();
1414
1415 // Even if vetoed, close the control (consistent with MSW)
1416 Finish( true );
1417 break;
1418
1419 case End_Discard:
1420 m_owner->OnRenameCancelled(m_itemEdited);
1421
1422 Finish( true );
1423 break;
1424
1425 case End_Destroy:
1426 // Don't generate any notifications for the control being destroyed
1427 // and don't set focus to it neither.
1428 Finish(false);
1429 break;
1430 }
1431 }
1432
1433 void wxListTextCtrlWrapper::Finish( bool setfocus )
1434 {
1435 m_text->RemoveEventHandler(this);
1436 m_owner->ResetTextControl( m_text );
1437
1438 wxPendingDelete.Append( this );
1439
1440 if (setfocus)
1441 m_owner->SetFocus();
1442 }
1443
1444 bool wxListTextCtrlWrapper::AcceptChanges()
1445 {
1446 const wxString value = m_text->GetValue();
1447
1448 // notice that we should always call OnRenameAccept() to generate the "end
1449 // label editing" event, even if the user hasn't really changed anything
1450 if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
1451 {
1452 // vetoed by the user
1453 return false;
1454 }
1455
1456 // accepted, do rename the item (unless nothing changed)
1457 if ( value != m_startValue )
1458 m_owner->SetItemText(m_itemEdited, value);
1459
1460 return true;
1461 }
1462
1463 void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event )
1464 {
1465 if ( !CheckForEndEditKey(event) )
1466 event.Skip();
1467 }
1468
1469 bool wxListTextCtrlWrapper::CheckForEndEditKey(const wxKeyEvent& event)
1470 {
1471 switch ( event.m_keyCode )
1472 {
1473 case WXK_RETURN:
1474 EndEdit( End_Accept );
1475 break;
1476
1477 case WXK_ESCAPE:
1478 EndEdit( End_Discard );
1479 break;
1480
1481 default:
1482 return false;
1483 }
1484
1485 return true;
1486 }
1487
1488 void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
1489 {
1490 if (m_aboutToFinish)
1491 {
1492 // auto-grow the textctrl:
1493 wxSize parentSize = m_owner->GetSize();
1494 wxPoint myPos = m_text->GetPosition();
1495 wxSize mySize = m_text->GetSize();
1496 int sx, sy;
1497 m_text->GetTextExtent(m_text->GetValue() + wxT("MM"), &sx, &sy);
1498 if (myPos.x + sx > parentSize.x)
1499 sx = parentSize.x - myPos.x;
1500 if (mySize.x > sx)
1501 sx = mySize.x;
1502 m_text->SetSize(sx, wxDefaultCoord);
1503 }
1504
1505 event.Skip();
1506 }
1507
1508 void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
1509 {
1510 if ( !m_aboutToFinish )
1511 {
1512 if ( !AcceptChanges() )
1513 m_owner->OnRenameCancelled( m_itemEdited );
1514
1515 Finish( false );
1516 }
1517
1518 // We must let the native text control handle focus
1519 event.Skip();
1520 }
1521
1522 //-----------------------------------------------------------------------------
1523 // wxListMainWindow
1524 //-----------------------------------------------------------------------------
1525
1526 BEGIN_EVENT_TABLE(wxListMainWindow, wxWindow)
1527 EVT_PAINT (wxListMainWindow::OnPaint)
1528 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
1529 EVT_CHAR_HOOK (wxListMainWindow::OnCharHook)
1530 EVT_CHAR (wxListMainWindow::OnChar)
1531 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
1532 EVT_KEY_UP (wxListMainWindow::OnKeyUp)
1533 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
1534 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
1535 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
1536 EVT_CHILD_FOCUS (wxListMainWindow::OnChildFocus)
1537 END_EVENT_TABLE()
1538
1539 void wxListMainWindow::Init()
1540 {
1541 m_dirty = true;
1542 m_countVirt = 0;
1543 m_lineFrom =
1544 m_lineTo = (size_t)-1;
1545 m_linesPerPage = 0;
1546
1547 m_headerWidth =
1548 m_lineHeight = 0;
1549
1550 m_small_image_list = NULL;
1551 m_normal_image_list = NULL;
1552
1553 m_small_spacing = 30;
1554 m_normal_spacing = 40;
1555
1556 m_hasFocus = false;
1557 m_dragCount = 0;
1558 m_isCreated = false;
1559
1560 m_lastOnSame = false;
1561 m_renameTimer = new wxListRenameTimer( this );
1562 m_textctrlWrapper = NULL;
1563
1564 m_current =
1565 m_lineLastClicked =
1566 m_lineSelectSingleOnUp =
1567 m_lineBeforeLastClicked = (size_t)-1;
1568 }
1569
1570 wxListMainWindow::wxListMainWindow()
1571 {
1572 Init();
1573
1574 m_highlightBrush =
1575 m_highlightUnfocusedBrush = NULL;
1576 }
1577
1578 wxListMainWindow::wxListMainWindow( wxWindow *parent,
1579 wxWindowID id,
1580 const wxPoint& pos,
1581 const wxSize& size,
1582 long style,
1583 const wxString &name )
1584 : wxWindow( parent, id, pos, size, style, name )
1585 {
1586 Init();
1587
1588 m_highlightBrush = new wxBrush
1589 (
1590 wxSystemSettings::GetColour
1591 (
1592 wxSYS_COLOUR_HIGHLIGHT
1593 ),
1594 wxBRUSHSTYLE_SOLID
1595 );
1596
1597 m_highlightUnfocusedBrush = new wxBrush
1598 (
1599 wxSystemSettings::GetColour
1600 (
1601 wxSYS_COLOUR_BTNSHADOW
1602 ),
1603 wxBRUSHSTYLE_SOLID
1604 );
1605
1606 wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes();
1607 SetOwnForegroundColour( attr.colFg );
1608 SetOwnBackgroundColour( attr.colBg );
1609 if (!m_hasFont)
1610 SetOwnFont( attr.font );
1611 }
1612
1613 wxListMainWindow::~wxListMainWindow()
1614 {
1615 if ( m_textctrlWrapper )
1616 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Destroy);
1617
1618 DoDeleteAllItems();
1619 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
1620 WX_CLEAR_ARRAY(m_aColWidths);
1621
1622 delete m_highlightBrush;
1623 delete m_highlightUnfocusedBrush;
1624 delete m_renameTimer;
1625 }
1626
1627 void wxListMainWindow::SetReportView(bool inReportView)
1628 {
1629 const size_t count = m_lines.size();
1630 for ( size_t n = 0; n < count; n++ )
1631 {
1632 m_lines[n].SetReportView(inReportView);
1633 }
1634 }
1635
1636 void wxListMainWindow::CacheLineData(size_t line)
1637 {
1638 wxGenericListCtrl *listctrl = GetListCtrl();
1639
1640 wxListLineData *ld = GetDummyLine();
1641
1642 size_t countCol = GetColumnCount();
1643 for ( size_t col = 0; col < countCol; col++ )
1644 {
1645 ld->SetText(col, listctrl->OnGetItemText(line, col));
1646 ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col));
1647 }
1648
1649 ld->SetAttr(listctrl->OnGetItemAttr(line));
1650 }
1651
1652 wxListLineData *wxListMainWindow::GetDummyLine() const
1653 {
1654 wxASSERT_MSG( !IsEmpty(), wxT("invalid line index") );
1655 wxASSERT_MSG( IsVirtual(), wxT("GetDummyLine() shouldn't be called") );
1656
1657 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1658
1659 // we need to recreate the dummy line if the number of columns in the
1660 // control changed as it would have the incorrect number of fields
1661 // otherwise
1662 if ( !m_lines.IsEmpty() &&
1663 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
1664 {
1665 self->m_lines.Clear();
1666 }
1667
1668 if ( m_lines.IsEmpty() )
1669 {
1670 wxListLineData *line = new wxListLineData(self);
1671 self->m_lines.Add(line);
1672
1673 // don't waste extra memory -- there never going to be anything
1674 // else/more in this array
1675 self->m_lines.Shrink();
1676 }
1677
1678 return &m_lines[0];
1679 }
1680
1681 // ----------------------------------------------------------------------------
1682 // line geometry (report mode only)
1683 // ----------------------------------------------------------------------------
1684
1685 wxCoord wxListMainWindow::GetLineHeight() const
1686 {
1687 // we cache the line height as calling GetTextExtent() is slow
1688 if ( !m_lineHeight )
1689 {
1690 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1691
1692 wxClientDC dc( self );
1693 dc.SetFont( GetFont() );
1694
1695 wxCoord y;
1696 dc.GetTextExtent(wxT("H"), NULL, &y);
1697
1698 if ( m_small_image_list && m_small_image_list->GetImageCount() )
1699 {
1700 int iw = 0, ih = 0;
1701 m_small_image_list->GetSize(0, iw, ih);
1702 y = wxMax(y, ih);
1703 }
1704
1705 y += EXTRA_HEIGHT;
1706 self->m_lineHeight = y + LINE_SPACING;
1707 }
1708
1709 return m_lineHeight;
1710 }
1711
1712 wxCoord wxListMainWindow::GetLineY(size_t line) const
1713 {
1714 wxASSERT_MSG( InReportView(), wxT("only works in report mode") );
1715
1716 return LINE_SPACING + line * GetLineHeight();
1717 }
1718
1719 wxRect wxListMainWindow::GetLineRect(size_t line) const
1720 {
1721 if ( !InReportView() )
1722 return GetLine(line)->m_gi->m_rectAll;
1723
1724 wxRect rect;
1725 rect.x = HEADER_OFFSET_X;
1726 rect.y = GetLineY(line);
1727 rect.width = GetHeaderWidth();
1728 rect.height = GetLineHeight();
1729
1730 return rect;
1731 }
1732
1733 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
1734 {
1735 if ( !InReportView() )
1736 return GetLine(line)->m_gi->m_rectLabel;
1737
1738 int image_x = 0;
1739 wxListLineData *data = GetLine(line);
1740 wxListItemDataList::compatibility_iterator node = data->m_items.GetFirst();
1741 if (node)
1742 {
1743 wxListItemData *item = node->GetData();
1744 if ( item->HasImage() )
1745 {
1746 int ix, iy;
1747 GetImageSize( item->GetImage(), ix, iy );
1748 image_x = 3 + ix + IMAGE_MARGIN_IN_REPORT_MODE;
1749 }
1750 }
1751
1752 wxRect rect;
1753 rect.x = image_x + HEADER_OFFSET_X;
1754 rect.y = GetLineY(line);
1755 rect.width = GetColumnWidth(0) - image_x;
1756 rect.height = GetLineHeight();
1757
1758 return rect;
1759 }
1760
1761 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
1762 {
1763 if ( !InReportView() )
1764 return GetLine(line)->m_gi->m_rectIcon;
1765
1766 wxListLineData *ld = GetLine(line);
1767 wxASSERT_MSG( ld->HasImage(), wxT("should have an image") );
1768
1769 wxRect rect;
1770 rect.x = HEADER_OFFSET_X;
1771 rect.y = GetLineY(line);
1772 GetImageSize(ld->GetImage(), rect.width, rect.height);
1773
1774 return rect;
1775 }
1776
1777 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
1778 {
1779 return InReportView() ? GetLineRect(line)
1780 : GetLine(line)->m_gi->m_rectHighlight;
1781 }
1782
1783 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
1784 {
1785 wxASSERT_MSG( line < GetItemCount(), wxT("invalid line in HitTestLine") );
1786
1787 wxListLineData *ld = GetLine(line);
1788
1789 if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) )
1790 return wxLIST_HITTEST_ONITEMICON;
1791
1792 // VS: Testing for "ld->HasText() || InReportView()" instead of
1793 // "ld->HasText()" is needed to make empty lines in report view
1794 // possible
1795 if ( ld->HasText() || InReportView() )
1796 {
1797 wxRect rect = InReportView() ? GetLineRect(line)
1798 : GetLineLabelRect(line);
1799
1800 if ( rect.Contains(x, y) )
1801 return wxLIST_HITTEST_ONITEMLABEL;
1802 }
1803
1804 return 0;
1805 }
1806
1807 // ----------------------------------------------------------------------------
1808 // highlight (selection) handling
1809 // ----------------------------------------------------------------------------
1810
1811 bool wxListMainWindow::IsHighlighted(size_t line) const
1812 {
1813 if ( IsVirtual() )
1814 {
1815 return m_selStore.IsSelected(line);
1816 }
1817 else // !virtual
1818 {
1819 wxListLineData *ld = GetLine(line);
1820 wxCHECK_MSG( ld, false, wxT("invalid index in IsHighlighted") );
1821
1822 return ld->IsHighlighted();
1823 }
1824 }
1825
1826 void wxListMainWindow::HighlightLines( size_t lineFrom,
1827 size_t lineTo,
1828 bool highlight )
1829 {
1830 if ( IsVirtual() )
1831 {
1832 wxArrayInt linesChanged;
1833 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
1834 &linesChanged) )
1835 {
1836 // meny items changed state, refresh everything
1837 RefreshLines(lineFrom, lineTo);
1838 }
1839 else // only a few items changed state, refresh only them
1840 {
1841 size_t count = linesChanged.GetCount();
1842 for ( size_t n = 0; n < count; n++ )
1843 {
1844 RefreshLine(linesChanged[n]);
1845 }
1846 }
1847 }
1848 else // iterate over all items in non report view
1849 {
1850 for ( size_t line = lineFrom; line <= lineTo; line++ )
1851 {
1852 if ( HighlightLine(line, highlight) )
1853 RefreshLine(line);
1854 }
1855 }
1856 }
1857
1858 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
1859 {
1860 bool changed;
1861
1862 if ( IsVirtual() )
1863 {
1864 changed = m_selStore.SelectItem(line, highlight);
1865 }
1866 else // !virtual
1867 {
1868 wxListLineData *ld = GetLine(line);
1869 wxCHECK_MSG( ld, false, wxT("invalid index in HighlightLine") );
1870
1871 changed = ld->Highlight(highlight);
1872 }
1873
1874 if ( changed )
1875 {
1876 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
1877 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
1878 }
1879
1880 return changed;
1881 }
1882
1883 void wxListMainWindow::RefreshLine( size_t line )
1884 {
1885 if ( InReportView() )
1886 {
1887 size_t visibleFrom, visibleTo;
1888 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1889
1890 if ( line < visibleFrom || line > visibleTo )
1891 return;
1892 }
1893
1894 wxRect rect = GetLineRect(line);
1895
1896 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1897 RefreshRect( rect );
1898 }
1899
1900 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
1901 {
1902 // we suppose that they are ordered by caller
1903 wxASSERT_MSG( lineFrom <= lineTo, wxT("indices in disorder") );
1904
1905 wxASSERT_MSG( lineTo < GetItemCount(), wxT("invalid line range") );
1906
1907 if ( InReportView() )
1908 {
1909 size_t visibleFrom, visibleTo;
1910 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1911
1912 if ( lineFrom < visibleFrom )
1913 lineFrom = visibleFrom;
1914 if ( lineTo > visibleTo )
1915 lineTo = visibleTo;
1916
1917 wxRect rect;
1918 rect.x = 0;
1919 rect.y = GetLineY(lineFrom);
1920 rect.width = GetClientSize().x;
1921 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
1922
1923 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1924 RefreshRect( rect );
1925 }
1926 else // !report
1927 {
1928 // TODO: this should be optimized...
1929 for ( size_t line = lineFrom; line <= lineTo; line++ )
1930 {
1931 RefreshLine(line);
1932 }
1933 }
1934 }
1935
1936 void wxListMainWindow::RefreshAfter( size_t lineFrom )
1937 {
1938 if ( InReportView() )
1939 {
1940 size_t visibleFrom, visibleTo;
1941 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1942
1943 if ( lineFrom < visibleFrom )
1944 lineFrom = visibleFrom;
1945 else if ( lineFrom > visibleTo )
1946 return;
1947
1948 wxRect rect;
1949 rect.x = 0;
1950 rect.y = GetLineY(lineFrom);
1951 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1952
1953 wxSize size = GetClientSize();
1954 rect.width = size.x;
1955
1956 // refresh till the bottom of the window
1957 rect.height = size.y - rect.y;
1958
1959 RefreshRect( rect );
1960 }
1961 else // !report
1962 {
1963 // TODO: how to do it more efficiently?
1964 m_dirty = true;
1965 }
1966 }
1967
1968 void wxListMainWindow::RefreshSelected()
1969 {
1970 if ( IsEmpty() )
1971 return;
1972
1973 size_t from, to;
1974 if ( InReportView() )
1975 {
1976 GetVisibleLinesRange(&from, &to);
1977 }
1978 else // !virtual
1979 {
1980 from = 0;
1981 to = GetItemCount() - 1;
1982 }
1983
1984 if ( HasCurrent() && m_current >= from && m_current <= to )
1985 RefreshLine(m_current);
1986
1987 for ( size_t line = from; line <= to; line++ )
1988 {
1989 // NB: the test works as expected even if m_current == -1
1990 if ( line != m_current && IsHighlighted(line) )
1991 RefreshLine(line);
1992 }
1993 }
1994
1995 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1996 {
1997 // Note: a wxPaintDC must be constructed even if no drawing is
1998 // done (a Windows requirement).
1999 wxPaintDC dc( this );
2000
2001 if ( IsEmpty() )
2002 {
2003 // nothing to draw or not the moment to draw it
2004 return;
2005 }
2006
2007 if ( m_dirty )
2008 RecalculatePositions( false );
2009
2010 GetListCtrl()->PrepareDC( dc );
2011
2012 int dev_x, dev_y;
2013 GetListCtrl()->CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2014
2015 dc.SetFont( GetFont() );
2016
2017 if ( InReportView() )
2018 {
2019 int lineHeight = GetLineHeight();
2020
2021 size_t visibleFrom, visibleTo;
2022 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2023
2024 wxRect rectLine;
2025 int xOrig = dc.LogicalToDeviceX( 0 );
2026 int yOrig = dc.LogicalToDeviceY( 0 );
2027
2028 // tell the caller cache to cache the data
2029 if ( IsVirtual() )
2030 {
2031 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2032 GetParent()->GetId());
2033 evCache.SetEventObject( GetParent() );
2034 evCache.m_oldItemIndex = visibleFrom;
2035 evCache.m_itemIndex = visibleTo;
2036 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2037 }
2038
2039 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2040 {
2041 rectLine = GetLineRect(line);
2042
2043
2044 if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig,
2045 rectLine.width, rectLine.height) )
2046 {
2047 // don't redraw unaffected lines to avoid flicker
2048 continue;
2049 }
2050
2051 GetLine(line)->DrawInReportMode( &dc,
2052 rectLine,
2053 GetLineHighlightRect(line),
2054 IsHighlighted(line),
2055 line == m_current );
2056 }
2057
2058 if ( HasFlag(wxLC_HRULES) )
2059 {
2060 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2061 wxSize clientSize = GetClientSize();
2062
2063 size_t i = visibleFrom;
2064 if (i == 0) i = 1; // Don't draw the first one
2065 for ( ; i <= visibleTo; i++ )
2066 {
2067 dc.SetPen(pen);
2068 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2069 dc.DrawLine(0 - dev_x, i * lineHeight,
2070 clientSize.x - dev_x, i * lineHeight);
2071 }
2072
2073 // Draw last horizontal rule
2074 if ( visibleTo == GetItemCount() - 1 )
2075 {
2076 dc.SetPen( pen );
2077 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2078 dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight,
2079 clientSize.x - dev_x , (m_lineTo + 1) * lineHeight );
2080 }
2081 }
2082
2083 // Draw vertical rules if required
2084 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2085 {
2086 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2087 wxRect firstItemRect, lastItemRect;
2088
2089 GetItemRect(visibleFrom, firstItemRect);
2090 GetItemRect(visibleTo, lastItemRect);
2091 int x = firstItemRect.GetX();
2092 dc.SetPen(pen);
2093 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2094
2095 for (int col = 0; col < GetColumnCount(); col++)
2096 {
2097 int colWidth = GetColumnWidth(col);
2098 x += colWidth;
2099 int x_pos = x - dev_x;
2100 if (col < GetColumnCount()-1) x_pos -= 2;
2101 dc.DrawLine(x_pos, firstItemRect.GetY() - 1 - dev_y,
2102 x_pos, lastItemRect.GetBottom() + 1 - dev_y);
2103 }
2104 }
2105 }
2106 else // !report
2107 {
2108 size_t count = GetItemCount();
2109 for ( size_t i = 0; i < count; i++ )
2110 {
2111 GetLine(i)->Draw( &dc, i == m_current );
2112 }
2113 }
2114
2115 // DrawFocusRect() is unusable under Mac, it draws outside of the highlight
2116 // rectangle somehow and so leaves traces when the item is not selected any
2117 // more, see #12229.
2118 #ifndef __WXMAC__
2119 if ( HasCurrent() )
2120 {
2121 int flags = 0;
2122 if ( IsHighlighted(m_current) )
2123 flags |= wxCONTROL_SELECTED;
2124
2125 wxRendererNative::Get().
2126 DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags);
2127 }
2128 #endif // !__WXMAC__
2129 }
2130
2131 void wxListMainWindow::HighlightAll( bool on )
2132 {
2133 if ( IsSingleSel() )
2134 {
2135 wxASSERT_MSG( !on, wxT("can't do this in a single selection control") );
2136
2137 // we just have one item to turn off
2138 if ( HasCurrent() && IsHighlighted(m_current) )
2139 {
2140 HighlightLine(m_current, false);
2141 RefreshLine(m_current);
2142 }
2143 }
2144 else // multi selection
2145 {
2146 if ( !IsEmpty() )
2147 HighlightLines(0, GetItemCount() - 1, on);
2148 }
2149 }
2150
2151 void wxListMainWindow::OnChildFocus(wxChildFocusEvent& WXUNUSED(event))
2152 {
2153 // Do nothing here. This prevents the default handler in wxScrolledWindow
2154 // from needlessly scrolling the window when the edit control is
2155 // dismissed. See ticket #9563.
2156 }
2157
2158 void wxListMainWindow::SendNotify( size_t line,
2159 wxEventType command,
2160 const wxPoint& point )
2161 {
2162 wxListEvent le( command, GetParent()->GetId() );
2163 le.SetEventObject( GetParent() );
2164
2165 le.m_itemIndex = line;
2166
2167 // set only for events which have position
2168 if ( point != wxDefaultPosition )
2169 le.m_pointDrag = point;
2170
2171 // don't try to get the line info for virtual list controls: the main
2172 // program has it anyhow and if we did it would result in accessing all
2173 // the lines, even those which are not visible now and this is precisely
2174 // what we're trying to avoid
2175 if ( !IsVirtual() )
2176 {
2177 if ( line != (size_t)-1 )
2178 {
2179 GetLine(line)->GetItem( 0, le.m_item );
2180 }
2181 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2182 }
2183 //else: there may be no more such item
2184
2185 GetParent()->GetEventHandler()->ProcessEvent( le );
2186 }
2187
2188 void wxListMainWindow::ChangeCurrent(size_t current)
2189 {
2190 m_current = current;
2191
2192 // as the current item changed, we shouldn't start editing it when the
2193 // "slow click" timer expires as the click happened on another item
2194 if ( m_renameTimer->IsRunning() )
2195 m_renameTimer->Stop();
2196
2197 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2198 }
2199
2200 wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass)
2201 {
2202 wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL,
2203 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
2204
2205 wxASSERT_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)),
2206 wxT("EditLabel() needs a text control") );
2207
2208 size_t itemEdit = (size_t)item;
2209
2210 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2211 le.SetEventObject( GetParent() );
2212 le.m_itemIndex = item;
2213 wxListLineData *data = GetLine(itemEdit);
2214 wxCHECK_MSG( data, NULL, wxT("invalid index in EditLabel()") );
2215 data->GetItem( 0, le.m_item );
2216
2217 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
2218 {
2219 // vetoed by user code
2220 return NULL;
2221 }
2222
2223 // We have to call this here because the label in question might just have
2224 // been added and no screen update taken place.
2225 if ( m_dirty )
2226 {
2227 // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
2228 // so that no pending events may change the item count (see below)
2229 // IMPORTANT: needs to be tested!
2230 wxSafeYield();
2231
2232 // Pending events dispatched by wxSafeYield might have changed the item
2233 // count
2234 if ( (size_t)item >= GetItemCount() )
2235 return NULL;
2236 }
2237
2238 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
2239 m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item);
2240 return m_textctrlWrapper->GetText();
2241 }
2242
2243 void wxListMainWindow::OnRenameTimer()
2244 {
2245 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2246
2247 EditLabel( m_current );
2248 }
2249
2250 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
2251 {
2252 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2253 le.SetEventObject( GetParent() );
2254 le.m_itemIndex = itemEdit;
2255
2256 wxListLineData *data = GetLine(itemEdit);
2257
2258 wxCHECK_MSG( data, false, wxT("invalid index in OnRenameAccept()") );
2259
2260 data->GetItem( 0, le.m_item );
2261 le.m_item.m_text = value;
2262 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
2263 le.IsAllowed();
2264 }
2265
2266 void wxListMainWindow::OnRenameCancelled(size_t itemEdit)
2267 {
2268 // let owner know that the edit was cancelled
2269 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2270
2271 le.SetEditCanceled(true);
2272
2273 le.SetEventObject( GetParent() );
2274 le.m_itemIndex = itemEdit;
2275
2276 wxListLineData *data = GetLine(itemEdit);
2277 wxCHECK_RET( data, wxT("invalid index in OnRenameCancelled()") );
2278
2279 data->GetItem( 0, le.m_item );
2280 GetEventHandler()->ProcessEvent( le );
2281 }
2282
2283 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2284 {
2285 #ifdef __WXMAC__
2286 // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly
2287 // shutdown the edit control when the mouse is clicked elsewhere on the
2288 // listctrl because the order of events is different (or something like
2289 // that), so explicitly end the edit if it is active.
2290 if ( event.LeftDown() && m_textctrlWrapper )
2291 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Accept);
2292 #endif // __WXMAC__
2293
2294 if ( event.LeftDown() )
2295 SetFocus();
2296
2297 event.SetEventObject( GetParent() );
2298 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2299 return;
2300
2301 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2302 {
2303 // let the base class handle mouse wheel events.
2304 event.Skip();
2305 return;
2306 }
2307
2308 if ( !HasCurrent() || IsEmpty() )
2309 {
2310 if (event.RightDown())
2311 {
2312 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2313
2314 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
2315 GetParent()->GetId(),
2316 ClientToScreen(event.GetPosition()));
2317 evtCtx.SetEventObject(GetParent());
2318 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2319 }
2320 return;
2321 }
2322
2323 if (m_dirty)
2324 return;
2325
2326 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2327 event.ButtonDClick()) )
2328 return;
2329
2330 int x = event.GetX();
2331 int y = event.GetY();
2332 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
2333
2334 // where did we hit it (if we did)?
2335 long hitResult = 0;
2336
2337 size_t count = GetItemCount(),
2338 current;
2339
2340 if ( InReportView() )
2341 {
2342 current = y / GetLineHeight();
2343 if ( current < count )
2344 hitResult = HitTestLine(current, x, y);
2345 }
2346 else // !report
2347 {
2348 // TODO: optimize it too! this is less simple than for report view but
2349 // enumerating all items is still not a way to do it!!
2350 for ( current = 0; current < count; current++ )
2351 {
2352 hitResult = HitTestLine(current, x, y);
2353 if ( hitResult )
2354 break;
2355 }
2356 }
2357
2358 if (event.Dragging())
2359 {
2360 if (m_dragCount == 0)
2361 {
2362 // we have to report the raw, physical coords as we want to be
2363 // able to call HitTest(event.m_pointDrag) from the user code to
2364 // get the item being dragged
2365 m_dragStart = event.GetPosition();
2366 }
2367
2368 m_dragCount++;
2369
2370 if (m_dragCount != 3)
2371 return;
2372
2373 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
2374 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
2375
2376 wxListEvent le( command, GetParent()->GetId() );
2377 le.SetEventObject( GetParent() );
2378 le.m_itemIndex = m_lineLastClicked;
2379 le.m_pointDrag = m_dragStart;
2380 GetParent()->GetEventHandler()->ProcessEvent( le );
2381
2382 return;
2383 }
2384 else
2385 {
2386 m_dragCount = 0;
2387 }
2388
2389 if ( !hitResult )
2390 {
2391 // outside of any item
2392 if (event.RightDown())
2393 {
2394 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2395
2396 wxContextMenuEvent evtCtx(
2397 wxEVT_CONTEXT_MENU,
2398 GetParent()->GetId(),
2399 ClientToScreen(event.GetPosition()));
2400 evtCtx.SetEventObject(GetParent());
2401 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2402 }
2403 else
2404 {
2405 // reset the selection and bail out
2406 HighlightAll(false);
2407 }
2408
2409 return;
2410 }
2411
2412 bool forceClick = false;
2413 if (event.ButtonDClick())
2414 {
2415 if ( m_renameTimer->IsRunning() )
2416 m_renameTimer->Stop();
2417
2418 m_lastOnSame = false;
2419
2420 if ( current == m_lineLastClicked )
2421 {
2422 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2423
2424 return;
2425 }
2426 else
2427 {
2428 // The first click was on another item, so don't interpret this as
2429 // a double click, but as a simple click instead
2430 forceClick = true;
2431 }
2432 }
2433
2434 if (event.LeftUp())
2435 {
2436 if (m_lineSelectSingleOnUp != (size_t)-1)
2437 {
2438 // select single line
2439 HighlightAll( false );
2440 ReverseHighlight(m_lineSelectSingleOnUp);
2441 }
2442
2443 if (m_lastOnSame)
2444 {
2445 if ((current == m_current) &&
2446 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
2447 HasFlag(wxLC_EDIT_LABELS) )
2448 {
2449 if ( !InReportView() ||
2450 GetLineLabelRect(current).Contains(x, y) )
2451 {
2452 int dclick = wxSystemSettings::GetMetric(wxSYS_DCLICK_MSEC);
2453 m_renameTimer->Start(dclick > 0 ? dclick : 250, true);
2454 }
2455 }
2456 }
2457
2458 m_lastOnSame = false;
2459 m_lineSelectSingleOnUp = (size_t)-1;
2460 }
2461 else
2462 {
2463 // This is necessary, because after a DnD operation in
2464 // from and to ourself, the up event is swallowed by the
2465 // DnD code. So on next non-up event (which means here and
2466 // now) m_lineSelectSingleOnUp should be reset.
2467 m_lineSelectSingleOnUp = (size_t)-1;
2468 }
2469 if (event.RightDown())
2470 {
2471 m_lineBeforeLastClicked = m_lineLastClicked;
2472 m_lineLastClicked = current;
2473
2474 // If the item is already selected, do not update the selection.
2475 // Multi-selections should not be cleared if a selected item is clicked.
2476 if (!IsHighlighted(current))
2477 {
2478 HighlightAll(false);
2479 ChangeCurrent(current);
2480 ReverseHighlight(m_current);
2481 }
2482
2483 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2484
2485 // Allow generation of context menu event
2486 event.Skip();
2487 }
2488 else if (event.MiddleDown())
2489 {
2490 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2491 }
2492 else if ( event.LeftDown() || forceClick )
2493 {
2494 m_lineBeforeLastClicked = m_lineLastClicked;
2495 m_lineLastClicked = current;
2496
2497 size_t oldCurrent = m_current;
2498 bool oldWasSelected = IsHighlighted(m_current);
2499
2500 bool cmdModifierDown = event.CmdDown();
2501 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2502 {
2503 if ( IsSingleSel() || !IsHighlighted(current) )
2504 {
2505 HighlightAll( false );
2506
2507 ChangeCurrent(current);
2508
2509 ReverseHighlight(m_current);
2510 }
2511 else // multi sel & current is highlighted & no mod keys
2512 {
2513 m_lineSelectSingleOnUp = current;
2514 ChangeCurrent(current); // change focus
2515 }
2516 }
2517 else // multi sel & either ctrl or shift is down
2518 {
2519 if (cmdModifierDown)
2520 {
2521 ChangeCurrent(current);
2522
2523 ReverseHighlight(m_current);
2524 }
2525 else if (event.ShiftDown())
2526 {
2527 ChangeCurrent(current);
2528
2529 size_t lineFrom = oldCurrent,
2530 lineTo = current;
2531
2532 if ( lineTo < lineFrom )
2533 {
2534 lineTo = lineFrom;
2535 lineFrom = m_current;
2536 }
2537
2538 HighlightLines(lineFrom, lineTo);
2539 }
2540 else // !ctrl, !shift
2541 {
2542 // test in the enclosing if should make it impossible
2543 wxFAIL_MSG( wxT("how did we get here?") );
2544 }
2545 }
2546
2547 if (m_current != oldCurrent)
2548 RefreshLine( oldCurrent );
2549
2550 // forceClick is only set if the previous click was on another item
2551 m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected;
2552 }
2553 }
2554
2555 void wxListMainWindow::MoveToItem(size_t item)
2556 {
2557 if ( item == (size_t)-1 )
2558 return;
2559
2560 wxRect rect = GetLineRect(item);
2561
2562 int client_w, client_h;
2563 GetClientSize( &client_w, &client_h );
2564
2565 const int hLine = GetLineHeight();
2566
2567 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2568 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2569
2570 if ( InReportView() )
2571 {
2572 // the next we need the range of lines shown it might be different,
2573 // so recalculate it
2574 ResetVisibleLinesRange();
2575
2576 if (rect.y < view_y)
2577 GetListCtrl()->Scroll( -1, rect.y / hLine );
2578 if (rect.y + rect.height + 5 > view_y + client_h)
2579 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2580
2581 #ifdef __WXMAC__
2582 // At least on Mac the visible lines value will get reset inside of
2583 // Scroll *before* it actually scrolls the window because of the
2584 // Update() that happens there, so it will still have the wrong value.
2585 // So let's reset it again and wait for it to be recalculated in the
2586 // next paint event. I would expect this problem to show up in wxGTK
2587 // too but couldn't duplicate it there. Perhaps the order of events
2588 // is different... --Robin
2589 ResetVisibleLinesRange();
2590 #endif
2591 }
2592 else // !report
2593 {
2594 int sx = -1,
2595 sy = -1;
2596
2597 if (rect.x-view_x < 5)
2598 sx = (rect.x - 5) / SCROLL_UNIT_X;
2599 if (rect.x + rect.width - 5 > view_x + client_w)
2600 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2601
2602 if (rect.y-view_y < 5)
2603 sy = (rect.y - 5) / hLine;
2604 if (rect.y + rect.height - 5 > view_y + client_h)
2605 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2606
2607 GetListCtrl()->Scroll(sx, sy);
2608 }
2609 }
2610
2611 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2612 {
2613 if ( !InReportView() )
2614 {
2615 // TODO: this should work in all views but is not implemented now
2616 return false;
2617 }
2618
2619 size_t top, bottom;
2620 GetVisibleLinesRange(&top, &bottom);
2621
2622 if ( bottom == (size_t)-1 )
2623 return 0;
2624
2625 ResetVisibleLinesRange();
2626
2627 int hLine = GetLineHeight();
2628
2629 GetListCtrl()->Scroll(-1, top + dy / hLine);
2630
2631 #ifdef __WXMAC__
2632 // see comment in MoveToItem() for why we do this
2633 ResetVisibleLinesRange();
2634 #endif
2635
2636 return true;
2637 }
2638
2639 // ----------------------------------------------------------------------------
2640 // keyboard handling
2641 // ----------------------------------------------------------------------------
2642
2643 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2644 {
2645 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2646 wxT("invalid item index in OnArrowChar()") );
2647
2648 size_t oldCurrent = m_current;
2649
2650 // in single selection we just ignore Shift as we can't select several
2651 // items anyhow
2652 if ( event.ShiftDown() && !IsSingleSel() )
2653 {
2654 ChangeCurrent(newCurrent);
2655
2656 // refresh the old focus to remove it
2657 RefreshLine( oldCurrent );
2658
2659 // select all the items between the old and the new one
2660 if ( oldCurrent > newCurrent )
2661 {
2662 newCurrent = oldCurrent;
2663 oldCurrent = m_current;
2664 }
2665
2666 HighlightLines(oldCurrent, newCurrent);
2667 }
2668 else // !shift
2669 {
2670 // all previously selected items are unselected unless ctrl is held
2671 // in a multiselection control
2672 if ( !event.ControlDown() || IsSingleSel() )
2673 HighlightAll(false);
2674
2675 ChangeCurrent(newCurrent);
2676
2677 // refresh the old focus to remove it
2678 RefreshLine( oldCurrent );
2679
2680 // in single selection mode we must always have a selected item
2681 if ( !event.ControlDown() || IsSingleSel() )
2682 HighlightLine( m_current, true );
2683 }
2684
2685 RefreshLine( m_current );
2686
2687 MoveToFocus();
2688 }
2689
2690 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2691 {
2692 wxWindow *parent = GetParent();
2693
2694 // propagate the key event upwards
2695 wxKeyEvent ke(event);
2696 ke.SetEventObject( parent );
2697 if (parent->GetEventHandler()->ProcessEvent( ke ))
2698 return;
2699
2700 // send a list event
2701 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2702 le.m_itemIndex = m_current;
2703 if (HasCurrent())
2704 GetLine(m_current)->GetItem( 0, le.m_item );
2705 le.m_code = event.GetKeyCode();
2706 le.SetEventObject( parent );
2707 if (parent->GetEventHandler()->ProcessEvent( le ))
2708 return;
2709
2710 event.Skip();
2711 }
2712
2713 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2714 {
2715 wxWindow *parent = GetParent();
2716
2717 // propagate the key event upwards
2718 wxKeyEvent ke(event);
2719 if (parent->GetEventHandler()->ProcessEvent( ke ))
2720 return;
2721
2722 event.Skip();
2723 }
2724
2725 void wxListMainWindow::OnCharHook( wxKeyEvent &event )
2726 {
2727 if ( m_textctrlWrapper )
2728 {
2729 // When an in-place editor is active we should ensure that it always
2730 // gets the key events that are special to it.
2731 if ( m_textctrlWrapper->CheckForEndEditKey(event) )
2732 {
2733 // Skip the call to wxEvent::Skip() below.
2734 return;
2735 }
2736 }
2737
2738 event.Skip();
2739 }
2740
2741 void wxListMainWindow::OnChar( wxKeyEvent &event )
2742 {
2743 wxWindow *parent = GetParent();
2744
2745 // propagate the char event upwards
2746 wxKeyEvent ke(event);
2747 ke.SetEventObject( parent );
2748 if (parent->GetEventHandler()->ProcessEvent( ke ))
2749 return;
2750
2751 if ( HandleAsNavigationKey(event) )
2752 return;
2753
2754 // no item -> nothing to do
2755 if (!HasCurrent())
2756 {
2757 event.Skip();
2758 return;
2759 }
2760
2761 // don't use m_linesPerPage directly as it might not be computed yet
2762 const int pageSize = GetCountPerPage();
2763 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2764
2765 if (GetLayoutDirection() == wxLayout_RightToLeft)
2766 {
2767 if (event.GetKeyCode() == WXK_RIGHT)
2768 event.m_keyCode = WXK_LEFT;
2769 else if (event.GetKeyCode() == WXK_LEFT)
2770 event.m_keyCode = WXK_RIGHT;
2771 }
2772
2773 switch ( event.GetKeyCode() )
2774 {
2775 case WXK_UP:
2776 if ( m_current > 0 )
2777 OnArrowChar( m_current - 1, event );
2778 break;
2779
2780 case WXK_DOWN:
2781 if ( m_current < (size_t)GetItemCount() - 1 )
2782 OnArrowChar( m_current + 1, event );
2783 break;
2784
2785 case WXK_END:
2786 if (!IsEmpty())
2787 OnArrowChar( GetItemCount() - 1, event );
2788 break;
2789
2790 case WXK_HOME:
2791 if (!IsEmpty())
2792 OnArrowChar( 0, event );
2793 break;
2794
2795 case WXK_PAGEUP:
2796 {
2797 int steps = InReportView() ? pageSize - 1
2798 : m_current % pageSize;
2799
2800 int index = m_current - steps;
2801 if (index < 0)
2802 index = 0;
2803
2804 OnArrowChar( index, event );
2805 }
2806 break;
2807
2808 case WXK_PAGEDOWN:
2809 {
2810 int steps = InReportView()
2811 ? pageSize - 1
2812 : pageSize - (m_current % pageSize) - 1;
2813
2814 size_t index = m_current + steps;
2815 size_t count = GetItemCount();
2816 if ( index >= count )
2817 index = count - 1;
2818
2819 OnArrowChar( index, event );
2820 }
2821 break;
2822
2823 case WXK_LEFT:
2824 if ( !InReportView() )
2825 {
2826 int index = m_current - pageSize;
2827 if (index < 0)
2828 index = 0;
2829
2830 OnArrowChar( index, event );
2831 }
2832 break;
2833
2834 case WXK_RIGHT:
2835 if ( !InReportView() )
2836 {
2837 size_t index = m_current + pageSize;
2838
2839 size_t count = GetItemCount();
2840 if ( index >= count )
2841 index = count - 1;
2842
2843 OnArrowChar( index, event );
2844 }
2845 break;
2846
2847 case WXK_SPACE:
2848 if ( IsSingleSel() )
2849 {
2850 if ( event.ControlDown() )
2851 {
2852 ReverseHighlight(m_current);
2853 }
2854 else // normal space press
2855 {
2856 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2857 }
2858 }
2859 else // multiple selection
2860 {
2861 ReverseHighlight(m_current);
2862 }
2863 break;
2864
2865 case WXK_RETURN:
2866 case WXK_EXECUTE:
2867 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2868 break;
2869
2870 default:
2871 event.Skip();
2872 }
2873 }
2874
2875 // ----------------------------------------------------------------------------
2876 // focus handling
2877 // ----------------------------------------------------------------------------
2878
2879 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2880 {
2881 if ( GetParent() )
2882 {
2883 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
2884 event.SetEventObject( GetParent() );
2885 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2886 return;
2887 }
2888
2889 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
2890 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
2891 // which are already drawn correctly resulting in horrible flicker - avoid
2892 // it
2893 if ( !m_hasFocus )
2894 {
2895 m_hasFocus = true;
2896
2897 RefreshSelected();
2898 }
2899 }
2900
2901 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
2902 {
2903 if ( GetParent() )
2904 {
2905 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
2906 event.SetEventObject( GetParent() );
2907 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2908 return;
2909 }
2910
2911 m_hasFocus = false;
2912 RefreshSelected();
2913 }
2914
2915 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
2916 {
2917 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
2918 {
2919 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2920 }
2921 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
2922 {
2923 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2924 }
2925 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
2926 {
2927 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2928 }
2929 else if ( InReportView() && (m_small_image_list))
2930 {
2931 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2932 }
2933 }
2934
2935 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
2936 {
2937 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
2938 {
2939 m_normal_image_list->GetSize( index, width, height );
2940 }
2941 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
2942 {
2943 m_small_image_list->GetSize( index, width, height );
2944 }
2945 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
2946 {
2947 m_small_image_list->GetSize( index, width, height );
2948 }
2949 else if ( InReportView() && m_small_image_list )
2950 {
2951 m_small_image_list->GetSize( index, width, height );
2952 }
2953 else
2954 {
2955 width =
2956 height = 0;
2957 }
2958 }
2959
2960 int wxListMainWindow::GetTextLength( const wxString &s ) const
2961 {
2962 wxClientDC dc( wxConstCast(this, wxListMainWindow) );
2963 dc.SetFont( GetFont() );
2964
2965 wxCoord lw;
2966 dc.GetTextExtent( s, &lw, NULL );
2967
2968 return lw + AUTOSIZE_COL_MARGIN;
2969 }
2970
2971 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
2972 {
2973 m_dirty = true;
2974
2975 // calc the spacing from the icon size
2976 int width = 0, height = 0;
2977
2978 if ((imageList) && (imageList->GetImageCount()) )
2979 imageList->GetSize(0, width, height);
2980
2981 if (which == wxIMAGE_LIST_NORMAL)
2982 {
2983 m_normal_image_list = imageList;
2984 m_normal_spacing = width + 8;
2985 }
2986
2987 if (which == wxIMAGE_LIST_SMALL)
2988 {
2989 m_small_image_list = imageList;
2990 m_small_spacing = width + 14;
2991 m_lineHeight = 0; // ensure that the line height will be recalc'd
2992 }
2993 }
2994
2995 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
2996 {
2997 m_dirty = true;
2998 if (isSmall)
2999 m_small_spacing = spacing;
3000 else
3001 m_normal_spacing = spacing;
3002 }
3003
3004 int wxListMainWindow::GetItemSpacing( bool isSmall )
3005 {
3006 return isSmall ? m_small_spacing : m_normal_spacing;
3007 }
3008
3009 // ----------------------------------------------------------------------------
3010 // columns
3011 // ----------------------------------------------------------------------------
3012
3013 void wxListMainWindow::SetColumn( int col, wxListItem &item )
3014 {
3015 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3016
3017 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
3018
3019 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3020 item.m_width = GetTextLength( item.m_text );
3021
3022 wxListHeaderData *column = node->GetData();
3023 column->SetItem( item );
3024
3025 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3026 if ( headerWin )
3027 headerWin->m_dirty = true;
3028
3029 m_dirty = true;
3030
3031 // invalidate it as it has to be recalculated
3032 m_headerWidth = 0;
3033 }
3034
3035 void wxListMainWindow::SetColumnWidth( int col, int width )
3036 {
3037 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3038 wxT("invalid column index") );
3039
3040 wxCHECK_RET( InReportView(),
3041 wxT("SetColumnWidth() can only be called in report mode.") );
3042
3043 m_dirty = true;
3044
3045 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3046 if ( headerWin )
3047 headerWin->m_dirty = true;
3048
3049 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3050 wxCHECK_RET( node, wxT("no column?") );
3051
3052 wxListHeaderData *column = node->GetData();
3053
3054 size_t count = GetItemCount();
3055
3056 if (width == wxLIST_AUTOSIZE_USEHEADER)
3057 {
3058 width = GetTextLength(column->GetText());
3059 width += 2*EXTRA_WIDTH;
3060
3061 // check for column header's image availability
3062 const int image = column->GetImage();
3063 if ( image != -1 )
3064 {
3065 if ( m_small_image_list )
3066 {
3067 int ix = 0, iy = 0;
3068 m_small_image_list->GetSize(image, ix, iy);
3069 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3070 }
3071 }
3072 }
3073 else if ( width == wxLIST_AUTOSIZE )
3074 {
3075 if ( IsVirtual() )
3076 {
3077 // TODO: determine the max width somehow...
3078 width = WIDTH_COL_DEFAULT;
3079 }
3080 else // !virtual
3081 {
3082 wxClientDC dc(this);
3083 dc.SetFont( GetFont() );
3084
3085 int max = AUTOSIZE_COL_MARGIN;
3086
3087 // if the cached column width isn't valid then recalculate it
3088 if (m_aColWidths.Item(col)->bNeedsUpdate)
3089 {
3090 for (size_t i = 0; i < count; i++)
3091 {
3092 wxListLineData *line = GetLine( i );
3093 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3094
3095 wxCHECK_RET( n, wxT("no subitem?") );
3096
3097 wxListItemData *itemData = n->GetData();
3098 wxListItem item;
3099
3100 itemData->GetItem(item);
3101 int itemWidth = GetItemWidthWithImage(&item);
3102 if (itemWidth > max)
3103 max = itemWidth;
3104 }
3105
3106 m_aColWidths.Item(col)->bNeedsUpdate = false;
3107 m_aColWidths.Item(col)->nMaxWidth = max;
3108 }
3109
3110 max = m_aColWidths.Item(col)->nMaxWidth;
3111 width = max + AUTOSIZE_COL_MARGIN;
3112 }
3113 }
3114
3115 column->SetWidth( width );
3116
3117 // invalidate it as it has to be recalculated
3118 m_headerWidth = 0;
3119 }
3120
3121 int wxListMainWindow::GetHeaderWidth() const
3122 {
3123 if ( !m_headerWidth )
3124 {
3125 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3126
3127 size_t count = GetColumnCount();
3128 for ( size_t col = 0; col < count; col++ )
3129 {
3130 self->m_headerWidth += GetColumnWidth(col);
3131 }
3132 }
3133
3134 return m_headerWidth;
3135 }
3136
3137 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3138 {
3139 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3140 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3141
3142 wxListHeaderData *column = node->GetData();
3143 column->GetItem( item );
3144 }
3145
3146 int wxListMainWindow::GetColumnWidth( int col ) const
3147 {
3148 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3149 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3150
3151 wxListHeaderData *column = node->GetData();
3152 return column->GetWidth();
3153 }
3154
3155 // ----------------------------------------------------------------------------
3156 // item state
3157 // ----------------------------------------------------------------------------
3158
3159 void wxListMainWindow::SetItem( wxListItem &item )
3160 {
3161 long id = item.m_itemId;
3162 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3163 wxT("invalid item index in SetItem") );
3164
3165 if ( !IsVirtual() )
3166 {
3167 wxListLineData *line = GetLine((size_t)id);
3168 line->SetItem( item.m_col, item );
3169
3170 // Set item state if user wants
3171 if ( item.m_mask & wxLIST_MASK_STATE )
3172 SetItemState( item.m_itemId, item.m_state, item.m_state );
3173
3174 if (InReportView())
3175 {
3176 // update the Max Width Cache if needed
3177 int width = GetItemWidthWithImage(&item);
3178
3179 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3180 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3181 }
3182 }
3183
3184 // update the item on screen unless we're going to update everything soon
3185 // anyhow
3186 if ( !m_dirty )
3187 {
3188 wxRect rectItem;
3189 GetItemRect(id, rectItem);
3190 RefreshRect(rectItem);
3191 }
3192 }
3193
3194 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3195 {
3196 if ( IsEmpty() )
3197 return;
3198
3199 // first deal with selection
3200 if ( stateMask & wxLIST_STATE_SELECTED )
3201 {
3202 // set/clear select state
3203 if ( IsVirtual() )
3204 {
3205 // optimized version for virtual listctrl.
3206 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3207 Refresh();
3208 }
3209 else if ( state & wxLIST_STATE_SELECTED )
3210 {
3211 const long count = GetItemCount();
3212 for( long i = 0; i < count; i++ )
3213 {
3214 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3215 }
3216
3217 }
3218 else
3219 {
3220 // clear for non virtual (somewhat optimized by using GetNextItem())
3221 long i = -1;
3222 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3223 {
3224 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3225 }
3226 }
3227 }
3228
3229 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3230 {
3231 // unfocus all: only one item can be focussed, so clearing focus for
3232 // all items is simply clearing focus of the focussed item.
3233 SetItemState(m_current, state, stateMask);
3234 }
3235 //(setting focus to all items makes no sense, so it is not handled here.)
3236 }
3237
3238 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3239 {
3240 if ( litem == -1 )
3241 {
3242 SetItemStateAll(state, stateMask);
3243 return;
3244 }
3245
3246 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3247 wxT("invalid list ctrl item index in SetItem") );
3248
3249 size_t oldCurrent = m_current;
3250 size_t item = (size_t)litem; // safe because of the check above
3251
3252 // do we need to change the focus?
3253 if ( stateMask & wxLIST_STATE_FOCUSED )
3254 {
3255 if ( state & wxLIST_STATE_FOCUSED )
3256 {
3257 // don't do anything if this item is already focused
3258 if ( item != m_current )
3259 {
3260 ChangeCurrent(item);
3261
3262 if ( oldCurrent != (size_t)-1 )
3263 {
3264 if ( IsSingleSel() )
3265 {
3266 HighlightLine(oldCurrent, false);
3267 }
3268
3269 RefreshLine(oldCurrent);
3270 }
3271
3272 RefreshLine( m_current );
3273 }
3274 }
3275 else // unfocus
3276 {
3277 // don't do anything if this item is not focused
3278 if ( item == m_current )
3279 {
3280 ResetCurrent();
3281
3282 if ( IsSingleSel() )
3283 {
3284 // we must unselect the old current item as well or we
3285 // might end up with more than one selected item in a
3286 // single selection control
3287 HighlightLine(oldCurrent, false);
3288 }
3289
3290 RefreshLine( oldCurrent );
3291 }
3292 }
3293 }
3294
3295 // do we need to change the selection state?
3296 if ( stateMask & wxLIST_STATE_SELECTED )
3297 {
3298 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3299
3300 if ( IsSingleSel() )
3301 {
3302 if ( on )
3303 {
3304 // selecting the item also makes it the focused one in the
3305 // single sel mode
3306 if ( m_current != item )
3307 {
3308 ChangeCurrent(item);
3309
3310 if ( oldCurrent != (size_t)-1 )
3311 {
3312 HighlightLine( oldCurrent, false );
3313 RefreshLine( oldCurrent );
3314 }
3315 }
3316 }
3317 else // off
3318 {
3319 // only the current item may be selected anyhow
3320 if ( item != m_current )
3321 return;
3322 }
3323 }
3324
3325 if ( HighlightLine(item, on) )
3326 {
3327 RefreshLine(item);
3328 }
3329 }
3330 }
3331
3332 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3333 {
3334 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3335 wxT("invalid list ctrl item index in GetItemState()") );
3336
3337 int ret = wxLIST_STATE_DONTCARE;
3338
3339 if ( stateMask & wxLIST_STATE_FOCUSED )
3340 {
3341 if ( (size_t)item == m_current )
3342 ret |= wxLIST_STATE_FOCUSED;
3343 }
3344
3345 if ( stateMask & wxLIST_STATE_SELECTED )
3346 {
3347 if ( IsHighlighted(item) )
3348 ret |= wxLIST_STATE_SELECTED;
3349 }
3350
3351 return ret;
3352 }
3353
3354 void wxListMainWindow::GetItem( wxListItem &item ) const
3355 {
3356 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3357 wxT("invalid item index in GetItem") );
3358
3359 wxListLineData *line = GetLine((size_t)item.m_itemId);
3360 line->GetItem( item.m_col, item );
3361
3362 // Get item state if user wants it
3363 if ( item.m_mask & wxLIST_MASK_STATE )
3364 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3365 wxLIST_STATE_FOCUSED );
3366 }
3367
3368 // ----------------------------------------------------------------------------
3369 // item count
3370 // ----------------------------------------------------------------------------
3371
3372 size_t wxListMainWindow::GetItemCount() const
3373 {
3374 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3375 }
3376
3377 void wxListMainWindow::SetItemCount(long count)
3378 {
3379 m_selStore.SetItemCount(count);
3380 m_countVirt = count;
3381
3382 ResetVisibleLinesRange();
3383
3384 // scrollbars must be reset
3385 m_dirty = true;
3386 }
3387
3388 int wxListMainWindow::GetSelectedItemCount() const
3389 {
3390 // deal with the quick case first
3391 if ( IsSingleSel() )
3392 return HasCurrent() ? IsHighlighted(m_current) : false;
3393
3394 // virtual controls remmebers all its selections itself
3395 if ( IsVirtual() )
3396 return m_selStore.GetSelectedCount();
3397
3398 // TODO: we probably should maintain the number of items selected even for
3399 // non virtual controls as enumerating all lines is really slow...
3400 size_t countSel = 0;
3401 size_t count = GetItemCount();
3402 for ( size_t line = 0; line < count; line++ )
3403 {
3404 if ( GetLine(line)->IsHighlighted() )
3405 countSel++;
3406 }
3407
3408 return countSel;
3409 }
3410
3411 // ----------------------------------------------------------------------------
3412 // item position/size
3413 // ----------------------------------------------------------------------------
3414
3415 wxRect wxListMainWindow::GetViewRect() const
3416 {
3417 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3418
3419 // we need to find the longest/tallest label
3420 wxCoord xMax = 0, yMax = 0;
3421 const int count = GetItemCount();
3422 if ( count )
3423 {
3424 for ( int i = 0; i < count; i++ )
3425 {
3426 // we need logical, not physical, coordinates here, so use
3427 // GetLineRect() instead of GetItemRect()
3428 wxRect r = GetLineRect(i);
3429
3430 wxCoord x = r.GetRight(),
3431 y = r.GetBottom();
3432
3433 if ( x > xMax )
3434 xMax = x;
3435 if ( y > yMax )
3436 yMax = y;
3437 }
3438 }
3439
3440 // some fudge needed to make it look prettier
3441 xMax += 2 * EXTRA_BORDER_X;
3442 yMax += 2 * EXTRA_BORDER_Y;
3443
3444 // account for the scrollbars if necessary
3445 const wxSize sizeAll = GetClientSize();
3446 if ( xMax > sizeAll.x )
3447 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3448 if ( yMax > sizeAll.y )
3449 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3450
3451 return wxRect(0, 0, xMax, yMax);
3452 }
3453
3454 bool
3455 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3456 {
3457 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3458 false,
3459 wxT("GetSubItemRect only meaningful in report view") );
3460 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3461 wxT("invalid item in GetSubItemRect") );
3462
3463 // ensure that we're laid out, otherwise we could return nonsense
3464 if ( m_dirty )
3465 {
3466 wxConstCast(this, wxListMainWindow)->
3467 RecalculatePositions(true /* no refresh */);
3468 }
3469
3470 rect = GetLineRect((size_t)item);
3471
3472 // Adjust rect to specified column
3473 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3474 {
3475 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3476 wxT("invalid subItem in GetSubItemRect") );
3477
3478 for (int i = 0; i < subItem; i++)
3479 {
3480 rect.x += GetColumnWidth(i);
3481 }
3482 rect.width = GetColumnWidth(subItem);
3483 }
3484
3485 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3486
3487 return true;
3488 }
3489
3490 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3491 {
3492 wxRect rect;
3493 GetItemRect(item, rect);
3494
3495 pos.x = rect.x;
3496 pos.y = rect.y;
3497
3498 return true;
3499 }
3500
3501 // ----------------------------------------------------------------------------
3502 // geometry calculation
3503 // ----------------------------------------------------------------------------
3504
3505 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3506 {
3507 const int lineHeight = GetLineHeight();
3508
3509 wxClientDC dc( this );
3510 dc.SetFont( GetFont() );
3511
3512 const size_t count = GetItemCount();
3513
3514 int iconSpacing;
3515 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3516 iconSpacing = m_normal_spacing;
3517 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3518 iconSpacing = m_small_spacing;
3519 else
3520 iconSpacing = 0;
3521
3522 // Note that we do not call GetClientSize() here but
3523 // GetSize() and subtract the border size for sunken
3524 // borders manually. This is technically incorrect,
3525 // but we need to know the client area's size WITHOUT
3526 // scrollbars here. Since we don't know if there are
3527 // any scrollbars, we use GetSize() instead. Another
3528 // solution would be to call SetScrollbars() here to
3529 // remove the scrollbars and call GetClientSize() then,
3530 // but this might result in flicker and - worse - will
3531 // reset the scrollbars to 0 which is not good at all
3532 // if you resize a dialog/window, but don't want to
3533 // reset the window scrolling. RR.
3534 // Furthermore, we actually do NOT subtract the border
3535 // width as 2 pixels is just the extra space which we
3536 // need around the actual content in the window. Other-
3537 // wise the text would e.g. touch the upper border. RR.
3538 int clientWidth,
3539 clientHeight;
3540 GetSize( &clientWidth, &clientHeight );
3541
3542 if ( InReportView() )
3543 {
3544 // all lines have the same height and we scroll one line per step
3545 int entireHeight = count * lineHeight + LINE_SPACING;
3546
3547 m_linesPerPage = clientHeight / lineHeight;
3548
3549 ResetVisibleLinesRange();
3550
3551 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3552 GetHeaderWidth() / SCROLL_UNIT_X,
3553 (entireHeight + lineHeight - 1) / lineHeight,
3554 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3555 GetListCtrl()->GetScrollPos(wxVERTICAL),
3556 true );
3557 }
3558 else // !report
3559 {
3560 // we have 3 different layout strategies: either layout all items
3561 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3562 // to arrange them in top to bottom, left to right (don't ask me why
3563 // not the other way round...) order
3564 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3565 {
3566 int x = EXTRA_BORDER_X;
3567 int y = EXTRA_BORDER_Y;
3568
3569 wxCoord widthMax = 0;
3570
3571 size_t i;
3572 for ( i = 0; i < count; i++ )
3573 {
3574 wxListLineData *line = GetLine(i);
3575 line->CalculateSize( &dc, iconSpacing );
3576 line->SetPosition( x, y, iconSpacing );
3577
3578 wxSize sizeLine = GetLineSize(i);
3579
3580 if ( HasFlag(wxLC_ALIGN_TOP) )
3581 {
3582 if ( sizeLine.x > widthMax )
3583 widthMax = sizeLine.x;
3584
3585 y += sizeLine.y;
3586 }
3587 else // wxLC_ALIGN_LEFT
3588 {
3589 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3590 }
3591 }
3592
3593 if ( HasFlag(wxLC_ALIGN_TOP) )
3594 {
3595 // traverse the items again and tweak their sizes so that they are
3596 // all the same in a row
3597 for ( i = 0; i < count; i++ )
3598 {
3599 wxListLineData *line = GetLine(i);
3600 line->m_gi->ExtendWidth(widthMax);
3601 }
3602 }
3603
3604 GetListCtrl()->SetScrollbars
3605 (
3606 SCROLL_UNIT_X,
3607 lineHeight,
3608 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3609 (y + lineHeight) / lineHeight,
3610 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3611 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3612 true
3613 );
3614 }
3615 else // "flowed" arrangement, the most complicated case
3616 {
3617 // at first we try without any scrollbars, if the items don't fit into
3618 // the window, we recalculate after subtracting the space taken by the
3619 // scrollbar
3620
3621 int entireWidth = 0;
3622
3623 for (int tries = 0; tries < 2; tries++)
3624 {
3625 entireWidth = 2 * EXTRA_BORDER_X;
3626
3627 if (tries == 1)
3628 {
3629 // Now we have decided that the items do not fit into the
3630 // client area, so we need a scrollbar
3631 entireWidth += SCROLL_UNIT_X;
3632 }
3633
3634 int x = EXTRA_BORDER_X;
3635 int y = EXTRA_BORDER_Y;
3636
3637 // Note that "row" here is vertical, i.e. what is called
3638 // "column" in many other places in wxWidgets.
3639 int maxWidthInThisRow = 0;
3640
3641 m_linesPerPage = 0;
3642 int currentlyVisibleLines = 0;
3643
3644 for (size_t i = 0; i < count; i++)
3645 {
3646 currentlyVisibleLines++;
3647 wxListLineData *line = GetLine( i );
3648 line->CalculateSize( &dc, iconSpacing );
3649 line->SetPosition( x, y, iconSpacing );
3650
3651 wxSize sizeLine = GetLineSize( i );
3652
3653 if ( maxWidthInThisRow < sizeLine.x )
3654 maxWidthInThisRow = sizeLine.x;
3655
3656 y += sizeLine.y;
3657 if (currentlyVisibleLines > m_linesPerPage)
3658 m_linesPerPage = currentlyVisibleLines;
3659
3660 // Have we reached the end of the row either because no
3661 // more items would fit or because there are simply no more
3662 // items?
3663 if ( y + sizeLine.y >= clientHeight
3664 || i == count - 1)
3665 {
3666 // Adjust all items in this row to have the same
3667 // width to ensure that they all align horizontally in
3668 // icon view.
3669 if ( HasFlag(wxLC_ICON) || HasFlag(wxLC_SMALL_ICON) )
3670 {
3671 size_t firstRowLine = i - currentlyVisibleLines + 1;
3672 for (size_t j = firstRowLine; j <= i; j++)
3673 {
3674 GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow);
3675 }
3676 }
3677
3678 currentlyVisibleLines = 0;
3679 y = EXTRA_BORDER_Y;
3680 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3681 x += maxWidthInThisRow;
3682 entireWidth += maxWidthInThisRow;
3683 maxWidthInThisRow = 0;
3684 }
3685
3686 if ( (tries == 0) &&
3687 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3688 {
3689 clientHeight -= wxSystemSettings::
3690 GetMetric(wxSYS_HSCROLL_Y);
3691 m_linesPerPage = 0;
3692 break;
3693 }
3694
3695 if ( i == count - 1 )
3696 tries = 1; // Everything fits, no second try required.
3697 }
3698 }
3699
3700 GetListCtrl()->SetScrollbars
3701 (
3702 SCROLL_UNIT_X,
3703 lineHeight,
3704 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3705 0,
3706 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3707 0,
3708 true
3709 );
3710 }
3711 }
3712
3713 if ( !noRefresh )
3714 {
3715 // FIXME: why should we call it from here?
3716 UpdateCurrent();
3717
3718 RefreshAll();
3719 }
3720 }
3721
3722 void wxListMainWindow::RefreshAll()
3723 {
3724 m_dirty = false;
3725 Refresh();
3726
3727 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3728 if ( headerWin && headerWin->m_dirty )
3729 {
3730 headerWin->m_dirty = false;
3731 headerWin->Refresh();
3732 }
3733 }
3734
3735 void wxListMainWindow::UpdateCurrent()
3736 {
3737 if ( !HasCurrent() && !IsEmpty() )
3738 ChangeCurrent(0);
3739 }
3740
3741 long wxListMainWindow::GetNextItem( long item,
3742 int WXUNUSED(geometry),
3743 int state ) const
3744 {
3745 long ret = item,
3746 max = GetItemCount();
3747 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3748 wxT("invalid listctrl index in GetNextItem()") );
3749
3750 // notice that we start with the next item (or the first one if item == -1)
3751 // and this is intentional to allow writing a simple loop to iterate over
3752 // all selected items
3753 ret++;
3754 if ( ret == max )
3755 // this is not an error because the index was OK initially,
3756 // just no such item
3757 return -1;
3758
3759 if ( !state )
3760 // any will do
3761 return (size_t)ret;
3762
3763 size_t count = GetItemCount();
3764 for ( size_t line = (size_t)ret; line < count; line++ )
3765 {
3766 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3767 return line;
3768
3769 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3770 return line;
3771 }
3772
3773 return -1;
3774 }
3775
3776 // ----------------------------------------------------------------------------
3777 // deleting stuff
3778 // ----------------------------------------------------------------------------
3779
3780 void wxListMainWindow::DeleteItem( long lindex )
3781 {
3782 size_t count = GetItemCount();
3783
3784 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3785 wxT("invalid item index in DeleteItem") );
3786
3787 size_t index = (size_t)lindex;
3788
3789 // we don't need to adjust the index for the previous items
3790 if ( HasCurrent() && m_current >= index )
3791 {
3792 // if the current item is being deleted, we want the next one to
3793 // become selected - unless there is no next one - so don't adjust
3794 // m_current in this case
3795 if ( m_current != index || m_current == count - 1 )
3796 m_current--;
3797 }
3798
3799 if ( InReportView() )
3800 {
3801 // mark the Column Max Width cache as dirty if the items in the line
3802 // we're deleting contain the Max Column Width
3803 wxListLineData * const line = GetLine(index);
3804 wxListItemDataList::compatibility_iterator n;
3805 wxListItemData *itemData;
3806 wxListItem item;
3807 int itemWidth;
3808
3809 for (size_t i = 0; i < m_columns.GetCount(); i++)
3810 {
3811 n = line->m_items.Item( i );
3812 itemData = n->GetData();
3813 itemData->GetItem(item);
3814
3815 itemWidth = GetItemWidthWithImage(&item);
3816
3817 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3818 m_aColWidths.Item(i)->bNeedsUpdate = true;
3819 }
3820
3821 ResetVisibleLinesRange();
3822 }
3823
3824 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3825
3826 if ( IsVirtual() )
3827 {
3828 m_countVirt--;
3829 m_selStore.OnItemDelete(index);
3830 }
3831 else
3832 {
3833 m_lines.RemoveAt( index );
3834 }
3835
3836 // we need to refresh the (vert) scrollbar as the number of items changed
3837 m_dirty = true;
3838
3839 RefreshAfter(index);
3840 }
3841
3842 void wxListMainWindow::DeleteColumn( int col )
3843 {
3844 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3845
3846 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3847
3848 m_dirty = true;
3849 delete node->GetData();
3850 m_columns.Erase( node );
3851
3852 if ( !IsVirtual() )
3853 {
3854 // update all the items
3855 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3856 {
3857 wxListLineData * const line = GetLine(i);
3858
3859 // In the following atypical but possible scenario it can be
3860 // legal to call DeleteColumn() but the items may not have any
3861 // values for it:
3862 // 1. In report view, insert a second column.
3863 // 2. Still in report view, add an item with 2 values.
3864 // 3. Switch to an icon (or list) view.
3865 // 4. Add an item -- necessarily with 1 value only.
3866 // 5. Switch back to report view.
3867 // 6. Call DeleteColumn().
3868 // So we need to check for this as otherwise we would simply crash
3869 // if this happens.
3870 if ( line->m_items.GetCount() <= static_cast<unsigned>(col) )
3871 continue;
3872
3873 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3874 delete n->GetData();
3875 line->m_items.Erase(n);
3876 }
3877 }
3878
3879 if ( InReportView() ) // we only cache max widths when in Report View
3880 {
3881 delete m_aColWidths.Item(col);
3882 m_aColWidths.RemoveAt(col);
3883 }
3884
3885 // invalidate it as it has to be recalculated
3886 m_headerWidth = 0;
3887 }
3888
3889 void wxListMainWindow::DoDeleteAllItems()
3890 {
3891 if ( IsEmpty() )
3892 // nothing to do - in particular, don't send the event
3893 return;
3894
3895 ResetCurrent();
3896
3897 // to make the deletion of all items faster, we don't send the
3898 // notifications for each item deletion in this case but only one event
3899 // for all of them: this is compatible with wxMSW and documented in
3900 // DeleteAllItems() description
3901
3902 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
3903 event.SetEventObject( GetParent() );
3904 GetParent()->GetEventHandler()->ProcessEvent( event );
3905
3906 if ( IsVirtual() )
3907 {
3908 m_countVirt = 0;
3909 m_selStore.Clear();
3910 }
3911
3912 if ( InReportView() )
3913 {
3914 ResetVisibleLinesRange();
3915 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
3916 {
3917 m_aColWidths.Item(i)->bNeedsUpdate = true;
3918 }
3919 }
3920
3921 m_lines.Clear();
3922 }
3923
3924 void wxListMainWindow::DeleteAllItems()
3925 {
3926 DoDeleteAllItems();
3927
3928 RecalculatePositions();
3929 }
3930
3931 void wxListMainWindow::DeleteEverything()
3932 {
3933 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
3934 WX_CLEAR_ARRAY(m_aColWidths);
3935
3936 DeleteAllItems();
3937 }
3938
3939 // ----------------------------------------------------------------------------
3940 // scanning for an item
3941 // ----------------------------------------------------------------------------
3942
3943 void wxListMainWindow::EnsureVisible( long index )
3944 {
3945 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3946 wxT("invalid index in EnsureVisible") );
3947
3948 // We have to call this here because the label in question might just have
3949 // been added and its position is not known yet
3950 if ( m_dirty )
3951 RecalculatePositions(true /* no refresh */);
3952
3953 MoveToItem((size_t)index);
3954 }
3955
3956 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
3957 {
3958 if (str.empty())
3959 return wxNOT_FOUND;
3960
3961 long pos = start;
3962 wxString str_upper = str.Upper();
3963 if (pos < 0)
3964 pos = 0;
3965
3966 size_t count = GetItemCount();
3967 for ( size_t i = (size_t)pos; i < count; i++ )
3968 {
3969 wxListLineData *line = GetLine(i);
3970 wxString line_upper = line->GetText(0).Upper();
3971 if (!partial)
3972 {
3973 if (line_upper == str_upper )
3974 return i;
3975 }
3976 else
3977 {
3978 if (line_upper.find(str_upper) == 0)
3979 return i;
3980 }
3981 }
3982
3983 return wxNOT_FOUND;
3984 }
3985
3986 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
3987 {
3988 long pos = start;
3989 if (pos < 0)
3990 pos = 0;
3991
3992 size_t count = GetItemCount();
3993 for (size_t i = (size_t)pos; i < count; i++)
3994 {
3995 wxListLineData *line = GetLine(i);
3996 wxListItem item;
3997 line->GetItem( 0, item );
3998 if (item.m_data == data)
3999 return i;
4000 }
4001
4002 return wxNOT_FOUND;
4003 }
4004
4005 long wxListMainWindow::FindItem( const wxPoint& pt )
4006 {
4007 size_t topItem;
4008 GetVisibleLinesRange( &topItem, NULL );
4009
4010 wxPoint p;
4011 GetItemPosition( GetItemCount() - 1, p );
4012 if ( p.y == 0 )
4013 return topItem;
4014
4015 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4016 if ( id >= 0 && id < (long)GetItemCount() )
4017 return id;
4018
4019 return wxNOT_FOUND;
4020 }
4021
4022 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4023 {
4024 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
4025
4026 size_t count = GetItemCount();
4027
4028 if ( InReportView() )
4029 {
4030 size_t current = y / GetLineHeight();
4031 if ( current < count )
4032 {
4033 flags = HitTestLine(current, x, y);
4034 if ( flags )
4035 return current;
4036 }
4037 }
4038 else // !report
4039 {
4040 // TODO: optimize it too! this is less simple than for report view but
4041 // enumerating all items is still not a way to do it!!
4042 for ( size_t current = 0; current < count; current++ )
4043 {
4044 flags = HitTestLine(current, x, y);
4045 if ( flags )
4046 return current;
4047 }
4048 }
4049
4050 return wxNOT_FOUND;
4051 }
4052
4053 // ----------------------------------------------------------------------------
4054 // adding stuff
4055 // ----------------------------------------------------------------------------
4056
4057 void wxListMainWindow::InsertItem( wxListItem &item )
4058 {
4059 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4060
4061 int count = GetItemCount();
4062 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4063
4064 if (item.m_itemId > count)
4065 item.m_itemId = count;
4066
4067 size_t id = item.m_itemId;
4068
4069 m_dirty = true;
4070
4071 if ( InReportView() )
4072 {
4073 ResetVisibleLinesRange();
4074
4075 const unsigned col = item.GetColumn();
4076 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4077
4078 // calculate the width of the item and adjust the max column width
4079 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4080 int width = GetItemWidthWithImage(&item);
4081 item.SetWidth(width);
4082 if (width > pWidthInfo->nMaxWidth)
4083 pWidthInfo->nMaxWidth = width;
4084 }
4085
4086 wxListLineData *line = new wxListLineData(this);
4087
4088 line->SetItem( item.m_col, item );
4089 if ( item.m_mask & wxLIST_MASK_IMAGE )
4090 {
4091 // Reset the buffered height if it's not big enough for the new image.
4092 int image = item.GetImage();
4093 if ( m_small_image_list && image != -1 && InReportView() )
4094 {
4095 int imageWidth, imageHeight;
4096 m_small_image_list->GetSize(image, imageWidth, imageHeight);
4097
4098 if ( imageHeight > m_lineHeight )
4099 m_lineHeight = 0;
4100 }
4101 }
4102
4103 m_lines.Insert( line, id );
4104
4105 m_dirty = true;
4106
4107 // If an item is selected at or below the point of insertion, we need to
4108 // increment the member variables because the current row's index has gone
4109 // up by one
4110 if ( HasCurrent() && m_current >= id )
4111 m_current++;
4112
4113 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4114
4115 RefreshLines(id, GetItemCount() - 1);
4116 }
4117
4118 void wxListMainWindow::InsertColumn( long col, wxListItem &item )
4119 {
4120 m_dirty = true;
4121 if ( InReportView() )
4122 {
4123 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4124 item.m_width = GetTextLength( item.m_text );
4125
4126 wxListHeaderData *column = new wxListHeaderData( item );
4127 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4128
4129 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4130 if ( insert )
4131 {
4132 wxListHeaderDataList::compatibility_iterator
4133 node = m_columns.Item( col );
4134 m_columns.Insert( node, column );
4135 m_aColWidths.Insert( colWidthInfo, col );
4136 }
4137 else
4138 {
4139 m_columns.Append( column );
4140 m_aColWidths.Add( colWidthInfo );
4141 }
4142
4143 if ( !IsVirtual() )
4144 {
4145 // update all the items
4146 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4147 {
4148 wxListLineData * const line = GetLine(i);
4149 wxListItemData * const data = new wxListItemData(this);
4150 if ( insert )
4151 line->m_items.Insert(col, data);
4152 else
4153 line->m_items.Append(data);
4154 }
4155 }
4156
4157 // invalidate it as it has to be recalculated
4158 m_headerWidth = 0;
4159 }
4160 }
4161
4162 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4163 {
4164 int width = 0;
4165 wxClientDC dc(this);
4166
4167 dc.SetFont( GetFont() );
4168
4169 if (item->GetImage() != -1)
4170 {
4171 int ix, iy;
4172 GetImageSize( item->GetImage(), ix, iy );
4173 width += ix + 5;
4174 }
4175
4176 if (!item->GetText().empty())
4177 {
4178 wxCoord w;
4179 dc.GetTextExtent( item->GetText(), &w, NULL );
4180 width += w;
4181 }
4182
4183 return width;
4184 }
4185
4186 // ----------------------------------------------------------------------------
4187 // sorting
4188 // ----------------------------------------------------------------------------
4189
4190 static wxListCtrlCompare list_ctrl_compare_func_2;
4191 static wxIntPtr list_ctrl_compare_data;
4192
4193 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4194 {
4195 wxListLineData *line1 = *arg1;
4196 wxListLineData *line2 = *arg2;
4197 wxListItem item;
4198 line1->GetItem( 0, item );
4199 wxUIntPtr data1 = item.m_data;
4200 line2->GetItem( 0, item );
4201 wxUIntPtr data2 = item.m_data;
4202 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4203 }
4204
4205 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4206 {
4207 // selections won't make sense any more after sorting the items so reset
4208 // them
4209 HighlightAll(false);
4210 ResetCurrent();
4211
4212 list_ctrl_compare_func_2 = fn;
4213 list_ctrl_compare_data = data;
4214 m_lines.Sort( list_ctrl_compare_func_1 );
4215 m_dirty = true;
4216 }
4217
4218 // ----------------------------------------------------------------------------
4219 // scrolling
4220 // ----------------------------------------------------------------------------
4221
4222 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4223 {
4224 // update our idea of which lines are shown when we redraw the window the
4225 // next time
4226 ResetVisibleLinesRange();
4227
4228 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4229 {
4230 wxGenericListCtrl* lc = GetListCtrl();
4231 wxCHECK_RET( lc, wxT("no listctrl window?") );
4232
4233 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4234 {
4235 lc->m_headerWin->Refresh();
4236 lc->m_headerWin->Update();
4237 }
4238 }
4239 }
4240
4241 int wxListMainWindow::GetCountPerPage() const
4242 {
4243 if ( !m_linesPerPage )
4244 {
4245 wxConstCast(this, wxListMainWindow)->
4246 m_linesPerPage = GetClientSize().y / GetLineHeight();
4247 }
4248
4249 return m_linesPerPage;
4250 }
4251
4252 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4253 {
4254 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4255
4256 if ( m_lineFrom == (size_t)-1 )
4257 {
4258 size_t count = GetItemCount();
4259 if ( count )
4260 {
4261 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4262
4263 // this may happen if SetScrollbars() hadn't been called yet
4264 if ( m_lineFrom >= count )
4265 m_lineFrom = count - 1;
4266
4267 // we redraw one extra line but this is needed to make the redrawing
4268 // logic work when there is a fractional number of lines on screen
4269 m_lineTo = m_lineFrom + m_linesPerPage;
4270 if ( m_lineTo >= count )
4271 m_lineTo = count - 1;
4272 }
4273 else // empty control
4274 {
4275 m_lineFrom = 0;
4276 m_lineTo = (size_t)-1;
4277 }
4278 }
4279
4280 wxASSERT_MSG( IsEmpty() ||
4281 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4282 wxT("GetVisibleLinesRange() returns incorrect result") );
4283
4284 if ( from )
4285 *from = m_lineFrom;
4286 if ( to )
4287 *to = m_lineTo;
4288 }
4289
4290 // -------------------------------------------------------------------------------------
4291 // wxGenericListCtrl
4292 // -------------------------------------------------------------------------------------
4293
4294 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4295
4296 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl)
4297 EVT_SIZE(wxGenericListCtrl::OnSize)
4298 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4299 END_EVENT_TABLE()
4300
4301 void wxGenericListCtrl::Init()
4302 {
4303 m_imageListNormal = NULL;
4304 m_imageListSmall = NULL;
4305 m_imageListState = NULL;
4306
4307 m_ownsImageListNormal =
4308 m_ownsImageListSmall =
4309 m_ownsImageListState = false;
4310
4311 m_mainWin = NULL;
4312 m_headerWin = NULL;
4313 }
4314
4315 wxGenericListCtrl::~wxGenericListCtrl()
4316 {
4317 if (m_ownsImageListNormal)
4318 delete m_imageListNormal;
4319 if (m_ownsImageListSmall)
4320 delete m_imageListSmall;
4321 if (m_ownsImageListState)
4322 delete m_imageListState;
4323 }
4324
4325 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4326 {
4327 bool needs_header = HasHeader();
4328 bool has_header = (m_headerWin != NULL);
4329
4330 if (needs_header == has_header)
4331 return;
4332
4333 if (needs_header)
4334 {
4335 m_headerWin = new wxListHeaderWindow
4336 (
4337 this, wxID_ANY, m_mainWin,
4338 wxPoint(0,0),
4339 wxSize
4340 (
4341 GetClientSize().x,
4342 wxRendererNative::Get().GetHeaderButtonHeight(this)
4343 ),
4344 wxTAB_TRAVERSAL
4345 );
4346
4347 #if defined( __WXMAC__ )
4348 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4349 m_headerWin->SetFont( font );
4350 #endif
4351
4352 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4353 }
4354 else
4355 {
4356 GetSizer()->Detach( m_headerWin );
4357
4358 wxDELETE(m_headerWin);
4359 }
4360 }
4361
4362 bool wxGenericListCtrl::Create(wxWindow *parent,
4363 wxWindowID id,
4364 const wxPoint &pos,
4365 const wxSize &size,
4366 long style,
4367 const wxValidator &validator,
4368 const wxString &name)
4369 {
4370 Init();
4371
4372 // just like in other ports, an assert will fail if the user doesn't give any type style:
4373 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4374 wxT("wxListCtrl style should have exactly one mode bit set") );
4375
4376 if ( !wxControl::Create( parent, id, pos, size, style|wxVSCROLL|wxHSCROLL, validator, name ) )
4377 return false;
4378
4379 #ifdef __WXGTK__
4380 style &= ~wxBORDER_MASK;
4381 style |= wxBORDER_THEME;
4382 #endif
4383
4384 m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0, 0), size, style );
4385
4386 SetTargetWindow( m_mainWin );
4387
4388 // We use the cursor keys for moving the selection, not scrolling, so call
4389 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4390 // keyboard events forwarded to us from wxListMainWindow.
4391 DisableKeyboardScrolling();
4392
4393 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4394 sizer->Add( m_mainWin, 1, wxGROW );
4395 SetSizer( sizer );
4396
4397 CreateOrDestroyHeaderWindowAsNeeded();
4398
4399 SetInitialSize(size);
4400
4401 return true;
4402 }
4403
4404 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4405 {
4406 return wxBORDER_THEME;
4407 }
4408
4409 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4410 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4411 WXWPARAM wParam,
4412 WXLPARAM lParam)
4413 {
4414 WXLRESULT rc = wxControl::MSWWindowProc(nMsg, wParam, lParam);
4415
4416 // we need to process arrows ourselves for scrolling
4417 if ( nMsg == WM_GETDLGCODE )
4418 {
4419 rc |= DLGC_WANTARROWS;
4420 }
4421
4422 return rc;
4423 }
4424 #endif // __WXMSW__
4425
4426 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4427 {
4428 wxSize newsize = size;
4429 if (m_headerWin)
4430 newsize.y -= m_headerWin->GetSize().y;
4431
4432 return newsize;
4433 }
4434
4435 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4436 {
4437 // update our idea of which lines are shown when we redraw
4438 // the window the next time
4439 m_mainWin->ResetVisibleLinesRange();
4440
4441 HandleOnScroll( event );
4442
4443 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4444 {
4445 m_headerWin->Refresh();
4446 m_headerWin->Update();
4447 }
4448 }
4449
4450 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4451 {
4452 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4453 wxT("wxLC_VIRTUAL can't be [un]set") );
4454
4455 long flag = GetWindowStyle();
4456
4457 if (add)
4458 {
4459 if (style & wxLC_MASK_TYPE)
4460 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4461 if (style & wxLC_MASK_ALIGN)
4462 flag &= ~wxLC_MASK_ALIGN;
4463 if (style & wxLC_MASK_SORT)
4464 flag &= ~wxLC_MASK_SORT;
4465 }
4466
4467 if (add)
4468 flag |= style;
4469 else
4470 flag &= ~style;
4471
4472 // some styles can be set without recreating everything (as happens in
4473 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4474 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4475 {
4476 Refresh();
4477 wxWindow::SetWindowStyleFlag(flag);
4478 }
4479 else
4480 {
4481 SetWindowStyleFlag( flag );
4482 }
4483 }
4484
4485 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4486 {
4487 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4488 // makes sense to remove them as we'll always add scrollbars anyhow when
4489 // needed
4490 flag |= wxHSCROLL | wxVSCROLL;
4491
4492 const bool wasInReportView = HasFlag(wxLC_REPORT);
4493
4494 // update the window style first so that the header is created or destroyed
4495 // corresponding to the new style
4496 wxWindow::SetWindowStyleFlag( flag );
4497
4498 if (m_mainWin)
4499 {
4500 const bool inReportView = (flag & wxLC_REPORT) != 0;
4501 if ( inReportView != wasInReportView )
4502 {
4503 // we need to notify the main window about this change as it must
4504 // update its data structures
4505 m_mainWin->SetReportView(inReportView);
4506 }
4507
4508 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4509
4510 CreateOrDestroyHeaderWindowAsNeeded();
4511
4512 GetSizer()->Layout();
4513 }
4514 }
4515
4516 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4517 {
4518 m_mainWin->GetColumn( col, item );
4519 return true;
4520 }
4521
4522 bool wxGenericListCtrl::SetColumn( int col, wxListItem& item )
4523 {
4524 m_mainWin->SetColumn( col, item );
4525 return true;
4526 }
4527
4528 int wxGenericListCtrl::GetColumnWidth( int col ) const
4529 {
4530 return m_mainWin->GetColumnWidth( col );
4531 }
4532
4533 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4534 {
4535 m_mainWin->SetColumnWidth( col, width );
4536 return true;
4537 }
4538
4539 int wxGenericListCtrl::GetCountPerPage() const
4540 {
4541 return m_mainWin->GetCountPerPage(); // different from Windows ?
4542 }
4543
4544 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4545 {
4546 m_mainWin->GetItem( info );
4547 return true;
4548 }
4549
4550 bool wxGenericListCtrl::SetItem( wxListItem &info )
4551 {
4552 m_mainWin->SetItem( info );
4553 return true;
4554 }
4555
4556 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4557 {
4558 wxListItem info;
4559 info.m_text = label;
4560 info.m_mask = wxLIST_MASK_TEXT;
4561 info.m_itemId = index;
4562 info.m_col = col;
4563 if ( imageId > -1 )
4564 {
4565 info.m_image = imageId;
4566 info.m_mask |= wxLIST_MASK_IMAGE;
4567 }
4568
4569 m_mainWin->SetItem(info);
4570 return true;
4571 }
4572
4573 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4574 {
4575 return m_mainWin->GetItemState( item, stateMask );
4576 }
4577
4578 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4579 {
4580 m_mainWin->SetItemState( item, state, stateMask );
4581 return true;
4582 }
4583
4584 bool
4585 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4586 {
4587 return SetItemColumnImage(item, 0, image);
4588 }
4589
4590 bool
4591 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4592 {
4593 wxListItem info;
4594 info.m_image = image;
4595 info.m_mask = wxLIST_MASK_IMAGE;
4596 info.m_itemId = item;
4597 info.m_col = column;
4598 m_mainWin->SetItem( info );
4599 return true;
4600 }
4601
4602 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4603 {
4604 return m_mainWin->GetItemText(item, col);
4605 }
4606
4607 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4608 {
4609 m_mainWin->SetItemText(item, str);
4610 }
4611
4612 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4613 {
4614 wxListItem info;
4615 info.m_mask = wxLIST_MASK_DATA;
4616 info.m_itemId = item;
4617 m_mainWin->GetItem( info );
4618 return info.m_data;
4619 }
4620
4621 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4622 {
4623 wxListItem info;
4624 info.m_mask = wxLIST_MASK_DATA;
4625 info.m_itemId = item;
4626 info.m_data = data;
4627 m_mainWin->SetItem( info );
4628 return true;
4629 }
4630
4631 wxRect wxGenericListCtrl::GetViewRect() const
4632 {
4633 return m_mainWin->GetViewRect();
4634 }
4635
4636 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4637 {
4638 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4639 }
4640
4641 bool wxGenericListCtrl::GetSubItemRect(long item,
4642 long subItem,
4643 wxRect& rect,
4644 int WXUNUSED(code)) const
4645 {
4646 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4647 return false;
4648
4649 if ( m_mainWin->HasHeader() )
4650 rect.y += m_headerWin->GetSize().y + 1;
4651
4652 return true;
4653 }
4654
4655 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4656 {
4657 m_mainWin->GetItemPosition( item, pos );
4658 return true;
4659 }
4660
4661 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4662 {
4663 return false;
4664 }
4665
4666 int wxGenericListCtrl::GetItemCount() const
4667 {
4668 return m_mainWin->GetItemCount();
4669 }
4670
4671 int wxGenericListCtrl::GetColumnCount() const
4672 {
4673 return m_mainWin->GetColumnCount();
4674 }
4675
4676 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4677 {
4678 m_mainWin->SetItemSpacing( spacing, isSmall );
4679 }
4680
4681 wxSize wxGenericListCtrl::GetItemSpacing() const
4682 {
4683 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4684
4685 return wxSize(spacing, spacing);
4686 }
4687
4688 #if WXWIN_COMPATIBILITY_2_6
4689 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4690 {
4691 return m_mainWin->GetItemSpacing( isSmall );
4692 }
4693 #endif // WXWIN_COMPATIBILITY_2_6
4694
4695 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4696 {
4697 wxListItem info;
4698 info.m_itemId = item;
4699 info.SetTextColour( col );
4700 m_mainWin->SetItem( info );
4701 }
4702
4703 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4704 {
4705 wxListItem info;
4706 info.m_itemId = item;
4707 m_mainWin->GetItem( info );
4708 return info.GetTextColour();
4709 }
4710
4711 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4712 {
4713 wxListItem info;
4714 info.m_itemId = item;
4715 info.SetBackgroundColour( col );
4716 m_mainWin->SetItem( info );
4717 }
4718
4719 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4720 {
4721 wxListItem info;
4722 info.m_itemId = item;
4723 m_mainWin->GetItem( info );
4724 return info.GetBackgroundColour();
4725 }
4726
4727 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4728 {
4729 wxListItem info;
4730 info.m_itemId = item;
4731 info.SetFont( f );
4732 m_mainWin->SetItem( info );
4733 }
4734
4735 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4736 {
4737 wxListItem info;
4738 info.m_itemId = item;
4739 m_mainWin->GetItem( info );
4740 return info.GetFont();
4741 }
4742
4743 int wxGenericListCtrl::GetSelectedItemCount() const
4744 {
4745 return m_mainWin->GetSelectedItemCount();
4746 }
4747
4748 wxColour wxGenericListCtrl::GetTextColour() const
4749 {
4750 return GetForegroundColour();
4751 }
4752
4753 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4754 {
4755 SetForegroundColour(col);
4756 }
4757
4758 long wxGenericListCtrl::GetTopItem() const
4759 {
4760 size_t top;
4761 m_mainWin->GetVisibleLinesRange(&top, NULL);
4762 return (long)top;
4763 }
4764
4765 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4766 {
4767 return m_mainWin->GetNextItem( item, geom, state );
4768 }
4769
4770 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4771 {
4772 if (which == wxIMAGE_LIST_NORMAL)
4773 return m_imageListNormal;
4774 else if (which == wxIMAGE_LIST_SMALL)
4775 return m_imageListSmall;
4776 else if (which == wxIMAGE_LIST_STATE)
4777 return m_imageListState;
4778
4779 return NULL;
4780 }
4781
4782 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4783 {
4784 if ( which == wxIMAGE_LIST_NORMAL )
4785 {
4786 if (m_ownsImageListNormal)
4787 delete m_imageListNormal;
4788 m_imageListNormal = imageList;
4789 m_ownsImageListNormal = false;
4790 }
4791 else if ( which == wxIMAGE_LIST_SMALL )
4792 {
4793 if (m_ownsImageListSmall)
4794 delete m_imageListSmall;
4795 m_imageListSmall = imageList;
4796 m_ownsImageListSmall = false;
4797 }
4798 else if ( which == wxIMAGE_LIST_STATE )
4799 {
4800 if (m_ownsImageListState)
4801 delete m_imageListState;
4802 m_imageListState = imageList;
4803 m_ownsImageListState = false;
4804 }
4805
4806 m_mainWin->SetImageList( imageList, which );
4807 }
4808
4809 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4810 {
4811 SetImageList(imageList, which);
4812 if ( which == wxIMAGE_LIST_NORMAL )
4813 m_ownsImageListNormal = true;
4814 else if ( which == wxIMAGE_LIST_SMALL )
4815 m_ownsImageListSmall = true;
4816 else if ( which == wxIMAGE_LIST_STATE )
4817 m_ownsImageListState = true;
4818 }
4819
4820 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4821 {
4822 return 0;
4823 }
4824
4825 bool wxGenericListCtrl::DeleteItem( long item )
4826 {
4827 m_mainWin->DeleteItem( item );
4828 return true;
4829 }
4830
4831 bool wxGenericListCtrl::DeleteAllItems()
4832 {
4833 m_mainWin->DeleteAllItems();
4834 return true;
4835 }
4836
4837 bool wxGenericListCtrl::DeleteAllColumns()
4838 {
4839 size_t count = m_mainWin->m_columns.GetCount();
4840 for ( size_t n = 0; n < count; n++ )
4841 DeleteColumn( 0 );
4842 return true;
4843 }
4844
4845 void wxGenericListCtrl::ClearAll()
4846 {
4847 m_mainWin->DeleteEverything();
4848 }
4849
4850 bool wxGenericListCtrl::DeleteColumn( int col )
4851 {
4852 m_mainWin->DeleteColumn( col );
4853
4854 // if we don't have the header any longer, we need to relayout the window
4855 // if ( !GetColumnCount() )
4856
4857
4858 // Ensure that the non-existent columns are really removed from display.
4859 Refresh();
4860
4861 return true;
4862 }
4863
4864 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
4865 wxClassInfo* textControlClass)
4866 {
4867 return m_mainWin->EditLabel( item, textControlClass );
4868 }
4869
4870 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
4871 {
4872 return m_mainWin->GetEditControl();
4873 }
4874
4875 bool wxGenericListCtrl::EnsureVisible( long item )
4876 {
4877 m_mainWin->EnsureVisible( item );
4878 return true;
4879 }
4880
4881 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
4882 {
4883 return m_mainWin->FindItem( start, str, partial );
4884 }
4885
4886 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
4887 {
4888 return m_mainWin->FindItem( start, data );
4889 }
4890
4891 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
4892 int WXUNUSED(direction))
4893 {
4894 return m_mainWin->FindItem( pt );
4895 }
4896
4897 // TODO: sub item hit testing
4898 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
4899 {
4900 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4901 }
4902
4903 long wxGenericListCtrl::InsertItem( wxListItem& info )
4904 {
4905 m_mainWin->InsertItem( info );
4906 return info.m_itemId;
4907 }
4908
4909 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
4910 {
4911 wxListItem info;
4912 info.m_text = label;
4913 info.m_mask = wxLIST_MASK_TEXT;
4914 info.m_itemId = index;
4915 return InsertItem( info );
4916 }
4917
4918 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
4919 {
4920 wxListItem info;
4921 info.m_mask = wxLIST_MASK_IMAGE;
4922 info.m_image = imageIndex;
4923 info.m_itemId = index;
4924 return InsertItem( info );
4925 }
4926
4927 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4928 {
4929 wxListItem info;
4930 info.m_text = label;
4931 info.m_image = imageIndex;
4932 info.m_mask = wxLIST_MASK_TEXT;
4933 if (imageIndex > -1)
4934 info.m_mask |= wxLIST_MASK_IMAGE;
4935 info.m_itemId = index;
4936 return InsertItem( info );
4937 }
4938
4939 long wxGenericListCtrl::InsertColumn( long col, wxListItem &item )
4940 {
4941 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
4942
4943 m_mainWin->InsertColumn( col, item );
4944
4945 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
4946 // still have m_headerWin==NULL
4947 if (m_headerWin)
4948 m_headerWin->Refresh();
4949
4950 return 0;
4951 }
4952
4953 long wxGenericListCtrl::InsertColumn( long col, const wxString &heading,
4954 int format, int width )
4955 {
4956 wxListItem item;
4957 item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
4958 item.m_text = heading;
4959 if (width >= -2)
4960 {
4961 item.m_mask |= wxLIST_MASK_WIDTH;
4962 item.m_width = width;
4963 }
4964
4965 item.m_format = format;
4966
4967 return InsertColumn( col, item );
4968 }
4969
4970 bool wxGenericListCtrl::ScrollList( int dx, int dy )
4971 {
4972 return m_mainWin->ScrollList(dx, dy);
4973 }
4974
4975 // Sort items.
4976 // fn is a function which takes 3 long arguments: item1, item2, data.
4977 // item1 is the long data associated with a first item (NOT the index).
4978 // item2 is the long data associated with a second item (NOT the index).
4979 // data is the same value as passed to SortItems.
4980 // The return value is a negative number if the first item should precede the second
4981 // item, a positive number of the second item should precede the first,
4982 // or zero if the two items are equivalent.
4983 // data is arbitrary data to be passed to the sort function.
4984
4985 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4986 {
4987 m_mainWin->SortItems( fn, data );
4988 return true;
4989 }
4990
4991 // ----------------------------------------------------------------------------
4992 // event handlers
4993 // ----------------------------------------------------------------------------
4994
4995 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
4996 {
4997 if (!m_mainWin) return;
4998
4999 // We need to override OnSize so that our scrolled
5000 // window a) does call Layout() to use sizers for
5001 // positioning the controls but b) does not query
5002 // the sizer for their size and use that for setting
5003 // the scrollable area as set that ourselves by
5004 // calling SetScrollbar() further down.
5005
5006 Layout();
5007
5008 m_mainWin->RecalculatePositions();
5009
5010 AdjustScrollbars();
5011 }
5012
5013 void wxGenericListCtrl::OnInternalIdle()
5014 {
5015 wxWindow::OnInternalIdle();
5016
5017 if (m_mainWin->m_dirty)
5018 m_mainWin->RecalculatePositions();
5019 }
5020
5021 // ----------------------------------------------------------------------------
5022 // font/colours
5023 // ----------------------------------------------------------------------------
5024
5025 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5026 {
5027 if (m_mainWin)
5028 {
5029 m_mainWin->SetBackgroundColour( colour );
5030 m_mainWin->m_dirty = true;
5031 }
5032
5033 return true;
5034 }
5035
5036 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5037 {
5038 if ( !wxWindow::SetForegroundColour( colour ) )
5039 return false;
5040
5041 if (m_mainWin)
5042 {
5043 m_mainWin->SetForegroundColour( colour );
5044 m_mainWin->m_dirty = true;
5045 }
5046
5047 if (m_headerWin)
5048 m_headerWin->SetForegroundColour( colour );
5049
5050 return true;
5051 }
5052
5053 bool wxGenericListCtrl::SetFont( const wxFont &font )
5054 {
5055 if ( !wxWindow::SetFont( font ) )
5056 return false;
5057
5058 if (m_mainWin)
5059 {
5060 m_mainWin->SetFont( font );
5061 m_mainWin->m_dirty = true;
5062 }
5063
5064 if (m_headerWin)
5065 {
5066 m_headerWin->SetFont( font );
5067 // CalculateAndSetHeaderHeight();
5068 }
5069
5070 Refresh();
5071
5072 return true;
5073 }
5074
5075 // static
5076 wxVisualAttributes
5077 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5078 {
5079 #if _USE_VISATTR
5080 // Use the same color scheme as wxListBox
5081 return wxListBox::GetClassDefaultAttributes(variant);
5082 #else
5083 wxUnusedVar(variant);
5084 wxVisualAttributes attr;
5085 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5086 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5087 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5088 return attr;
5089 #endif
5090 }
5091
5092 // ----------------------------------------------------------------------------
5093 // methods forwarded to m_mainWin
5094 // ----------------------------------------------------------------------------
5095
5096 #if wxUSE_DRAG_AND_DROP
5097
5098 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5099 {
5100 m_mainWin->SetDropTarget( dropTarget );
5101 }
5102
5103 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5104 {
5105 return m_mainWin->GetDropTarget();
5106 }
5107
5108 #endif
5109
5110 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5111 {
5112 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5113 }
5114
5115 wxColour wxGenericListCtrl::GetBackgroundColour() const
5116 {
5117 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5118 }
5119
5120 wxColour wxGenericListCtrl::GetForegroundColour() const
5121 {
5122 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5123 }
5124
5125 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5126 {
5127 #if wxUSE_MENUS
5128 return m_mainWin->PopupMenu( menu, x, y );
5129 #else
5130 return false;
5131 #endif
5132 }
5133
5134 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5135 {
5136 // It's not clear whether this can be called before m_mainWin is created
5137 // but it seems better to be on the safe side and check.
5138 if ( m_mainWin )
5139 m_mainWin->DoClientToScreen(x, y);
5140 else
5141 wxControl::DoClientToScreen(x, y);
5142 }
5143
5144 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5145 {
5146 // At least in wxGTK/Univ build this method can be called before m_mainWin
5147 // is created so avoid crashes in this case.
5148 if ( m_mainWin )
5149 m_mainWin->DoScreenToClient(x, y);
5150 else
5151 wxControl::DoScreenToClient(x, y);
5152 }
5153
5154 void wxGenericListCtrl::SetFocus()
5155 {
5156 // The test in window.cpp fails as we are a composite
5157 // window, so it checks against "this", but not m_mainWin.
5158 if ( DoFindFocus() != this )
5159 m_mainWin->SetFocus();
5160 }
5161
5162 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5163 {
5164 // Something is better than nothing even if this is completely arbitrary.
5165 wxSize sizeBest(100, 80);
5166
5167 if ( !InReportView() )
5168 {
5169 // Ensure that our minimal width is at least big enough to show all our
5170 // items. This is important for wxListbook to size itself correctly.
5171
5172 // Remember the offset of the first item: this corresponds to the
5173 // margins around the item so we will add it to the minimal size below
5174 // to ensure that we have equal margins on all sides.
5175 wxPoint ofs;
5176
5177 // We can iterate over all items as there shouldn't be too many of them
5178 // in non-report view. If it ever becomes a problem, we could examine
5179 // just the first few items probably, the determination of the best
5180 // size is less important if we will need scrollbars anyhow.
5181 for ( int n = 0; n < GetItemCount(); n++ )
5182 {
5183 const wxRect itemRect = m_mainWin->GetLineRect(n);
5184 if ( !n )
5185 {
5186 // Remember the position of the first item as all the rest are
5187 // offset by at least this number of pixels too.
5188 ofs = itemRect.GetPosition();
5189 }
5190
5191 sizeBest.IncTo(itemRect.GetSize());
5192 }
5193
5194 sizeBest.IncBy(2*ofs);
5195
5196
5197 // If we have the scrollbars we need to account for them too. And to
5198 // make sure the scrollbars status is up to date we need to call this
5199 // function to set them.
5200 m_mainWin->RecalculatePositions(true /* no refresh */);
5201
5202 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5203 // to use m_mainWin client/virtual size for determination of whether we
5204 // use scrollbars and not the size of this window itself. Maybe that
5205 // function should be extended to work correctly in the case when our
5206 // scrollbars manage a different window from this one but currently it
5207 // doesn't work.
5208 const wxSize sizeClient = m_mainWin->GetClientSize();
5209 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5210
5211 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5212 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5213
5214 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5215 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5216 }
5217
5218 return sizeBest;
5219 }
5220
5221 // ----------------------------------------------------------------------------
5222 // virtual list control support
5223 // ----------------------------------------------------------------------------
5224
5225 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5226 {
5227 // this is a pure virtual function, in fact - which is not really pure
5228 // because the controls which are not virtual don't need to implement it
5229 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5230
5231 return wxEmptyString;
5232 }
5233
5234 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5235 {
5236 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5237 -1,
5238 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5239 return -1;
5240 }
5241
5242 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5243 {
5244 if (!column)
5245 return OnGetItemImage(item);
5246
5247 return -1;
5248 }
5249
5250 wxListItemAttr *
5251 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5252 {
5253 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5254 wxT("invalid item index in OnGetItemAttr()") );
5255
5256 // no attributes by default
5257 return NULL;
5258 }
5259
5260 void wxGenericListCtrl::SetItemCount(long count)
5261 {
5262 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5263
5264 m_mainWin->SetItemCount(count);
5265 }
5266
5267 void wxGenericListCtrl::RefreshItem(long item)
5268 {
5269 m_mainWin->RefreshLine(item);
5270 }
5271
5272 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5273 {
5274 m_mainWin->RefreshLines(itemFrom, itemTo);
5275 }
5276
5277 // Generic wxListCtrl is more or less a container for two other
5278 // windows which drawings are done upon. These are namely
5279 // 'm_headerWin' and 'm_mainWin'.
5280 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5281 // behaviour wxListCtrl has under wxMSW.
5282 //
5283 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5284 {
5285 if (!rect)
5286 {
5287 // The easy case, no rectangle specified.
5288 if (m_headerWin)
5289 m_headerWin->Refresh(eraseBackground);
5290
5291 if (m_mainWin)
5292 m_mainWin->Refresh(eraseBackground);
5293 }
5294 else
5295 {
5296 // Refresh the header window
5297 if (m_headerWin)
5298 {
5299 wxRect rectHeader = m_headerWin->GetRect();
5300 rectHeader.Intersect(*rect);
5301 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5302 {
5303 int x, y;
5304 m_headerWin->GetPosition(&x, &y);
5305 rectHeader.Offset(-x, -y);
5306 m_headerWin->Refresh(eraseBackground, &rectHeader);
5307 }
5308 }
5309
5310 // Refresh the main window
5311 if (m_mainWin)
5312 {
5313 wxRect rectMain = m_mainWin->GetRect();
5314 rectMain.Intersect(*rect);
5315 if (rectMain.GetWidth() && rectMain.GetHeight())
5316 {
5317 int x, y;
5318 m_mainWin->GetPosition(&x, &y);
5319 rectMain.Offset(-x, -y);
5320 m_mainWin->Refresh(eraseBackground, &rectMain);
5321 }
5322 }
5323 }
5324 }
5325
5326 void wxGenericListCtrl::Update()
5327 {
5328 if ( m_mainWin )
5329 {
5330 if ( m_mainWin->m_dirty )
5331 m_mainWin->RecalculatePositions();
5332
5333 m_mainWin->Update();
5334 }
5335
5336 if ( m_headerWin )
5337 m_headerWin->Update();
5338 }
5339
5340 #endif // wxUSE_LISTCTRL