Fix spurious label editing in generic wx{List,Tree,DataView}Ctrl.
[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 long mask = item.m_mask;
346 if ( !mask )
347 {
348 // by default, get everything for backwards compatibility
349 mask = -1;
350 }
351
352 if ( mask & wxLIST_MASK_STATE )
353 item.m_state = m_state;
354 if ( mask & wxLIST_MASK_TEXT )
355 item.m_text = m_text;
356 if ( mask & wxLIST_MASK_IMAGE )
357 item.m_image = m_image;
358 if ( mask & wxLIST_MASK_WIDTH )
359 item.m_width = m_width;
360 if ( mask & wxLIST_MASK_FORMAT )
361 item.m_format = m_format;
362 }
363
364 int wxListHeaderData::GetImage() const
365 {
366 return m_image;
367 }
368
369 int wxListHeaderData::GetWidth() const
370 {
371 return m_width;
372 }
373
374 int wxListHeaderData::GetFormat() const
375 {
376 return m_format;
377 }
378
379 int wxListHeaderData::GetState() const
380 {
381 return m_state;
382 }
383
384 //-----------------------------------------------------------------------------
385 // wxListLineData
386 //-----------------------------------------------------------------------------
387
388 inline int wxListLineData::GetMode() const
389 {
390 return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
391 }
392
393 inline bool wxListLineData::InReportView() const
394 {
395 return m_owner->HasFlag(wxLC_REPORT);
396 }
397
398 inline bool wxListLineData::IsVirtual() const
399 {
400 return m_owner->IsVirtual();
401 }
402
403 wxListLineData::wxListLineData( wxListMainWindow *owner )
404 {
405 m_owner = owner;
406
407 if ( InReportView() )
408 m_gi = NULL;
409 else // !report
410 m_gi = new GeometryInfo;
411
412 m_highlighted = false;
413
414 InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
415 }
416
417 void wxListLineData::CalculateSize( wxDC *dc, int spacing )
418 {
419 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
420 wxCHECK_RET( node, wxT("no subitems at all??") );
421
422 wxListItemData *item = node->GetData();
423
424 wxString s;
425 wxCoord lw, lh;
426
427 switch ( GetMode() )
428 {
429 case wxLC_ICON:
430 case wxLC_SMALL_ICON:
431 m_gi->m_rectAll.width = spacing;
432
433 s = item->GetText();
434
435 if ( s.empty() )
436 {
437 lh =
438 m_gi->m_rectLabel.width =
439 m_gi->m_rectLabel.height = 0;
440 }
441 else // has label
442 {
443 dc->GetTextExtent( s, &lw, &lh );
444 lw += EXTRA_WIDTH;
445 lh += EXTRA_HEIGHT;
446
447 m_gi->m_rectAll.height = spacing + lh;
448 if (lw > spacing)
449 m_gi->m_rectAll.width = lw;
450
451 m_gi->m_rectLabel.width = lw;
452 m_gi->m_rectLabel.height = lh;
453 }
454
455 if (item->HasImage())
456 {
457 int w, h;
458 m_owner->GetImageSize( item->GetImage(), w, h );
459 m_gi->m_rectIcon.width = w + 8;
460 m_gi->m_rectIcon.height = h + 8;
461
462 if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
463 m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
464 if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
465 m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
466 }
467
468 if ( item->HasText() )
469 {
470 m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
471 m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
472 }
473 else // no text, highlight the icon
474 {
475 m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
476 m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
477 }
478 break;
479
480 case wxLC_LIST:
481 s = item->GetTextForMeasuring();
482
483 dc->GetTextExtent( s, &lw, &lh );
484 lw += EXTRA_WIDTH;
485 lh += EXTRA_HEIGHT;
486
487 m_gi->m_rectLabel.width = lw;
488 m_gi->m_rectLabel.height = lh;
489
490 m_gi->m_rectAll.width = lw;
491 m_gi->m_rectAll.height = lh;
492
493 if (item->HasImage())
494 {
495 int w, h;
496 m_owner->GetImageSize( item->GetImage(), w, h );
497 m_gi->m_rectIcon.width = w;
498 m_gi->m_rectIcon.height = h;
499
500 m_gi->m_rectAll.width += 4 + w;
501 if (h > m_gi->m_rectAll.height)
502 m_gi->m_rectAll.height = h;
503 }
504
505 m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
506 m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
507 break;
508
509 case wxLC_REPORT:
510 wxFAIL_MSG( wxT("unexpected call to SetSize") );
511 break;
512
513 default:
514 wxFAIL_MSG( wxT("unknown mode") );
515 break;
516 }
517 }
518
519 void wxListLineData::SetPosition( int x, int y, int spacing )
520 {
521 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
522 wxCHECK_RET( node, wxT("no subitems at all??") );
523
524 wxListItemData *item = node->GetData();
525
526 switch ( GetMode() )
527 {
528 case wxLC_ICON:
529 case wxLC_SMALL_ICON:
530 m_gi->m_rectAll.x = x;
531 m_gi->m_rectAll.y = y;
532
533 if ( item->HasImage() )
534 {
535 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 +
536 (m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2;
537 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
538 }
539
540 if ( item->HasText() )
541 {
542 if (m_gi->m_rectAll.width > spacing)
543 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
544 else
545 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2) + (spacing / 2) - (m_gi->m_rectLabel.width / 2);
546 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
547 m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
548 m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
549 }
550 else // no text, highlight the icon
551 {
552 m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
553 m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
554 }
555 break;
556
557 case wxLC_LIST:
558 m_gi->m_rectAll.x = x;
559 m_gi->m_rectAll.y = y;
560
561 m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
562 m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
563 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
564
565 if (item->HasImage())
566 {
567 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
568 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
569 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 4 + (EXTRA_WIDTH/2) + m_gi->m_rectIcon.width;
570 }
571 else
572 {
573 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
574 }
575 break;
576
577 case wxLC_REPORT:
578 wxFAIL_MSG( wxT("unexpected call to SetPosition") );
579 break;
580
581 default:
582 wxFAIL_MSG( wxT("unknown mode") );
583 break;
584 }
585 }
586
587 void wxListLineData::InitItems( int num )
588 {
589 for (int i = 0; i < num; i++)
590 m_items.Append( new wxListItemData(m_owner) );
591 }
592
593 void wxListLineData::SetItem( int index, const wxListItem &info )
594 {
595 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
596 wxCHECK_RET( node, wxT("invalid column index in SetItem") );
597
598 wxListItemData *item = node->GetData();
599 item->SetItem( info );
600 }
601
602 void wxListLineData::GetItem( int index, wxListItem &info )
603 {
604 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
605 if (node)
606 {
607 wxListItemData *item = node->GetData();
608 item->GetItem( info );
609 }
610 }
611
612 wxString wxListLineData::GetText(int index) const
613 {
614 wxString s;
615
616 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
617 if (node)
618 {
619 wxListItemData *item = node->GetData();
620 s = item->GetText();
621 }
622
623 return s;
624 }
625
626 void wxListLineData::SetText( int index, const wxString& s )
627 {
628 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
629 if (node)
630 {
631 wxListItemData *item = node->GetData();
632 item->SetText( s );
633 }
634 }
635
636 void wxListLineData::SetImage( int index, int image )
637 {
638 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
639 wxCHECK_RET( node, wxT("invalid column index in SetImage()") );
640
641 wxListItemData *item = node->GetData();
642 item->SetImage(image);
643 }
644
645 int wxListLineData::GetImage( int index ) const
646 {
647 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
648 wxCHECK_MSG( node, -1, wxT("invalid column index in GetImage()") );
649
650 wxListItemData *item = node->GetData();
651 return item->GetImage();
652 }
653
654 wxListItemAttr *wxListLineData::GetAttr() const
655 {
656 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
657 wxCHECK_MSG( node, NULL, wxT("invalid column index in GetAttr()") );
658
659 wxListItemData *item = node->GetData();
660 return item->GetAttr();
661 }
662
663 void wxListLineData::SetAttr(wxListItemAttr *attr)
664 {
665 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
666 wxCHECK_RET( node, wxT("invalid column index in SetAttr()") );
667
668 wxListItemData *item = node->GetData();
669 item->SetAttr(attr);
670 }
671
672 void wxListLineData::ApplyAttributes(wxDC *dc,
673 const wxRect& rectHL,
674 bool highlighted,
675 bool current)
676 {
677 const wxListItemAttr * const attr = GetAttr();
678
679 wxWindow * const listctrl = m_owner->GetParent();
680
681 const bool hasFocus = listctrl->HasFocus()
682 #if defined(__WXMAC__) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON
683 && IsControlActive( (ControlRef)listctrl->GetHandle() )
684 #endif
685 ;
686
687 // fg colour
688
689 // don't use foreground colour for drawing highlighted items - this might
690 // make them completely invisible (and there is no way to do bit
691 // arithmetics on wxColour, unfortunately)
692 wxColour colText;
693 if ( highlighted )
694 {
695 #ifdef __WXMAC__
696 if ( hasFocus )
697 colText = *wxWHITE;
698 else
699 colText = *wxBLACK;
700 #else
701 if ( hasFocus )
702 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
703 else
704 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT);
705 #endif
706 }
707 else if ( attr && attr->HasTextColour() )
708 colText = attr->GetTextColour();
709 else
710 colText = listctrl->GetForegroundColour();
711
712 dc->SetTextForeground(colText);
713
714 // font
715 wxFont font;
716 if ( attr && attr->HasFont() )
717 font = attr->GetFont();
718 else
719 font = listctrl->GetFont();
720
721 dc->SetFont(font);
722
723 // background
724 if ( highlighted )
725 {
726 // Use the renderer method to ensure that the selected items use the
727 // native look.
728 int flags = wxCONTROL_SELECTED;
729 if ( hasFocus )
730 flags |= wxCONTROL_FOCUSED;
731 if (current)
732 flags |= wxCONTROL_CURRENT;
733 wxRendererNative::Get().
734 DrawItemSelectionRect( m_owner, *dc, rectHL, flags );
735 }
736 else if ( attr && attr->HasBackgroundColour() )
737 {
738 // Draw the background using the items custom background colour.
739 dc->SetBrush(attr->GetBackgroundColour());
740 dc->SetPen(*wxTRANSPARENT_PEN);
741 dc->DrawRectangle(rectHL);
742 }
743
744 // just for debugging to better see where the items are
745 #if 0
746 dc->SetPen(*wxRED_PEN);
747 dc->SetBrush(*wxTRANSPARENT_BRUSH);
748 dc->DrawRectangle( m_gi->m_rectAll );
749 dc->SetPen(*wxGREEN_PEN);
750 dc->DrawRectangle( m_gi->m_rectIcon );
751 #endif
752 }
753
754 void wxListLineData::Draw(wxDC *dc, bool current)
755 {
756 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
757 wxCHECK_RET( node, wxT("no subitems at all??") );
758
759 ApplyAttributes(dc, m_gi->m_rectHighlight, IsHighlighted(), current);
760
761 wxListItemData *item = node->GetData();
762 if (item->HasImage())
763 {
764 // centre the image inside our rectangle, this looks nicer when items
765 // ae aligned in a row
766 const wxRect& rectIcon = m_gi->m_rectIcon;
767
768 m_owner->DrawImage(item->GetImage(), dc, rectIcon.x, rectIcon.y);
769 }
770
771 if (item->HasText())
772 {
773 const wxRect& rectLabel = m_gi->m_rectLabel;
774
775 wxDCClipper clipper(*dc, rectLabel);
776 dc->DrawText(item->GetText(), rectLabel.x, rectLabel.y);
777 }
778 }
779
780 void wxListLineData::DrawInReportMode( wxDC *dc,
781 const wxRect& rect,
782 const wxRect& rectHL,
783 bool highlighted,
784 bool current )
785 {
786 // TODO: later we should support setting different attributes for
787 // different columns - to do it, just add "col" argument to
788 // GetAttr() and move these lines into the loop below
789
790 ApplyAttributes(dc, rectHL, highlighted, current);
791
792 wxCoord x = rect.x + HEADER_OFFSET_X,
793 yMid = rect.y + rect.height/2;
794 #ifdef __WXGTK__
795 // This probably needs to be done
796 // on all platforms as the icons
797 // otherwise nearly touch the border
798 x += 2;
799 #endif
800
801 size_t col = 0;
802 for ( wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
803 node;
804 node = node->GetNext(), col++ )
805 {
806 wxListItemData *item = node->GetData();
807
808 int width = m_owner->GetColumnWidth(col);
809 int xOld = x;
810 x += width;
811
812 width -= 8;
813 const int wText = width;
814 wxDCClipper clipper(*dc, xOld, rect.y, wText, rect.height);
815
816 if ( item->HasImage() )
817 {
818 int ix, iy;
819 m_owner->GetImageSize( item->GetImage(), ix, iy );
820 m_owner->DrawImage( item->GetImage(), dc, xOld, yMid - iy/2 );
821
822 ix += IMAGE_MARGIN_IN_REPORT_MODE;
823
824 xOld += ix;
825 width -= ix;
826 }
827
828 if ( item->HasText() )
829 DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width);
830 }
831 }
832
833 void wxListLineData::DrawTextFormatted(wxDC *dc,
834 const wxString& textOrig,
835 int col,
836 int x,
837 int yMid,
838 int width)
839 {
840 // we don't support displaying multiple lines currently (and neither does
841 // wxMSW FWIW) so just merge all the lines
842 wxString text(textOrig);
843 text.Replace(wxT("\n"), wxT(" "));
844
845 wxCoord w, h;
846 dc->GetTextExtent(text, &w, &h);
847
848 const wxCoord y = yMid - (h + 1)/2;
849
850 wxDCClipper clipper(*dc, x, y, width, h);
851
852 // determine if the string can fit inside the current width
853 if (w <= width)
854 {
855 // it can, draw it using the items alignment
856 wxListItem item;
857 m_owner->GetColumn(col, item);
858 switch ( item.GetAlign() )
859 {
860 case wxLIST_FORMAT_LEFT:
861 // nothing to do
862 break;
863
864 case wxLIST_FORMAT_RIGHT:
865 x += width - w;
866 break;
867
868 case wxLIST_FORMAT_CENTER:
869 x += (width - w) / 2;
870 break;
871
872 default:
873 wxFAIL_MSG( wxT("unknown list item format") );
874 break;
875 }
876
877 dc->DrawText(text, x, y);
878 }
879 else // otherwise, truncate and add an ellipsis if possible
880 {
881 // determine the base width
882 wxString ellipsis(wxT("..."));
883 wxCoord base_w;
884 dc->GetTextExtent(ellipsis, &base_w, &h);
885
886 // continue until we have enough space or only one character left
887 wxCoord w_c, h_c;
888 size_t len = text.length();
889 wxString drawntext = text.Left(len);
890 while (len > 1)
891 {
892 dc->GetTextExtent(drawntext.Last(), &w_c, &h_c);
893 drawntext.RemoveLast();
894 len--;
895 w -= w_c;
896 if (w + base_w <= width)
897 break;
898 }
899
900 // if still not enough space, remove ellipsis characters
901 while (ellipsis.length() > 0 && w + base_w > width)
902 {
903 ellipsis = ellipsis.Left(ellipsis.length() - 1);
904 dc->GetTextExtent(ellipsis, &base_w, &h);
905 }
906
907 // now draw the text
908 dc->DrawText(drawntext, x, y);
909 dc->DrawText(ellipsis, x + w, y);
910 }
911 }
912
913 bool wxListLineData::Highlight( bool on )
914 {
915 wxCHECK_MSG( !IsVirtual(), false, wxT("unexpected call to Highlight") );
916
917 if ( on == m_highlighted )
918 return false;
919
920 m_highlighted = on;
921
922 return true;
923 }
924
925 void wxListLineData::ReverseHighlight( void )
926 {
927 Highlight(!IsHighlighted());
928 }
929
930 //-----------------------------------------------------------------------------
931 // wxListHeaderWindow
932 //-----------------------------------------------------------------------------
933
934 BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
935 EVT_PAINT (wxListHeaderWindow::OnPaint)
936 EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
937 END_EVENT_TABLE()
938
939 void wxListHeaderWindow::Init()
940 {
941 m_currentCursor = NULL;
942 m_isDragging = false;
943 m_dirty = false;
944 m_sendSetColumnWidth = false;
945 }
946
947 wxListHeaderWindow::wxListHeaderWindow()
948 {
949 Init();
950
951 m_owner = NULL;
952 m_resizeCursor = NULL;
953 }
954
955 wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
956 wxWindowID id,
957 wxListMainWindow *owner,
958 const wxPoint& pos,
959 const wxSize& size,
960 long style,
961 const wxString &name )
962 : wxWindow( win, id, pos, size, style, name )
963 {
964 Init();
965
966 m_owner = owner;
967 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
968
969 #if _USE_VISATTR
970 wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
971 SetOwnForegroundColour( attr.colFg );
972 SetOwnBackgroundColour( attr.colBg );
973 if (!m_hasFont)
974 SetOwnFont( attr.font );
975 #else
976 SetOwnForegroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
977 SetOwnBackgroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
978 if (!m_hasFont)
979 SetOwnFont( wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT ));
980 #endif
981 }
982
983 wxListHeaderWindow::~wxListHeaderWindow()
984 {
985 delete m_resizeCursor;
986 }
987
988 #ifdef __WXUNIVERSAL__
989 #include "wx/univ/renderer.h"
990 #include "wx/univ/theme.h"
991 #endif
992
993 // shift the DC origin to match the position of the main window horz
994 // scrollbar: this allows us to always use logical coords
995 void wxListHeaderWindow::AdjustDC(wxDC& dc)
996 {
997 wxGenericListCtrl *parent = m_owner->GetListCtrl();
998
999 int xpix;
1000 parent->GetScrollPixelsPerUnit( &xpix, NULL );
1001
1002 int view_start;
1003 parent->GetViewStart( &view_start, NULL );
1004
1005
1006 int org_x = 0;
1007 int org_y = 0;
1008 dc.GetDeviceOrigin( &org_x, &org_y );
1009
1010 // account for the horz scrollbar offset
1011 #ifdef __WXGTK__
1012 if (GetLayoutDirection() == wxLayout_RightToLeft)
1013 {
1014 // Maybe we just have to check for m_signX
1015 // in the DC, but I leave the #ifdef __WXGTK__
1016 // for now
1017 dc.SetDeviceOrigin( org_x + (view_start * xpix), org_y );
1018 }
1019 else
1020 #endif
1021 dc.SetDeviceOrigin( org_x - (view_start * xpix), org_y );
1022 }
1023
1024 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1025 {
1026 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1027
1028 wxPaintDC dc( this );
1029
1030 AdjustDC( dc );
1031
1032 dc.SetFont( GetFont() );
1033
1034 // width and height of the entire header window
1035 int w, h;
1036 GetClientSize( &w, &h );
1037 parent->CalcUnscrolledPosition(w, 0, &w, NULL);
1038
1039 dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
1040 dc.SetTextForeground(GetForegroundColour());
1041
1042 int x = HEADER_OFFSET_X;
1043 int numColumns = m_owner->GetColumnCount();
1044 wxListItem item;
1045 for ( int i = 0; i < numColumns && x < w; i++ )
1046 {
1047 m_owner->GetColumn( i, item );
1048 int wCol = item.m_width;
1049
1050 int cw = wCol;
1051 int ch = h;
1052
1053 int flags = 0;
1054 if (!m_parent->IsEnabled())
1055 flags |= wxCONTROL_DISABLED;
1056
1057 // NB: The code below is not really Mac-specific, but since we are close
1058 // to 2.8 release and I don't have time to test on other platforms, I
1059 // defined this only for wxMac. If this behaviour is desired on
1060 // other platforms, please go ahead and revise or remove the #ifdef.
1061 #ifdef __WXMAC__
1062 if ( !m_owner->IsVirtual() && (item.m_mask & wxLIST_MASK_STATE) &&
1063 (item.m_state & wxLIST_STATE_SELECTED) )
1064 flags |= wxCONTROL_SELECTED;
1065 #endif
1066
1067 if (i == 0)
1068 flags |= wxCONTROL_SPECIAL; // mark as first column
1069
1070 wxRendererNative::Get().DrawHeaderButton
1071 (
1072 this,
1073 dc,
1074 wxRect(x, HEADER_OFFSET_Y, cw, ch),
1075 flags
1076 );
1077
1078 // see if we have enough space for the column label
1079
1080 // for this we need the width of the text
1081 wxCoord wLabel;
1082 wxCoord hLabel;
1083 dc.GetTextExtent(item.GetText(), &wLabel, &hLabel);
1084 wLabel += 2 * EXTRA_WIDTH;
1085
1086 // and the width of the icon, if any
1087 int ix = 0, iy = 0; // init them just to suppress the compiler warnings
1088 const int image = item.m_image;
1089 wxImageList *imageList;
1090 if ( image != -1 )
1091 {
1092 imageList = m_owner->GetSmallImageList();
1093 if ( imageList )
1094 {
1095 imageList->GetSize(image, ix, iy);
1096 wLabel += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
1097 }
1098 }
1099 else
1100 {
1101 imageList = NULL;
1102 }
1103
1104 // ignore alignment if there is not enough space anyhow
1105 int xAligned;
1106 switch ( wLabel < cw ? item.GetAlign() : wxLIST_FORMAT_LEFT )
1107 {
1108 default:
1109 wxFAIL_MSG( wxT("unknown list item format") );
1110 // fall through
1111
1112 case wxLIST_FORMAT_LEFT:
1113 xAligned = x;
1114 break;
1115
1116 case wxLIST_FORMAT_RIGHT:
1117 xAligned = x + cw - wLabel;
1118 break;
1119
1120 case wxLIST_FORMAT_CENTER:
1121 xAligned = x + (cw - wLabel) / 2;
1122 break;
1123 }
1124
1125 // draw the text and image clipping them so that they
1126 // don't overwrite the column boundary
1127 wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h);
1128
1129 // if we have an image, draw it on the right of the label
1130 if ( imageList )
1131 {
1132 imageList->Draw
1133 (
1134 image,
1135 dc,
1136 xAligned + wLabel - ix - HEADER_IMAGE_MARGIN_IN_REPORT_MODE,
1137 HEADER_OFFSET_Y + (h - iy)/2,
1138 wxIMAGELIST_DRAW_TRANSPARENT
1139 );
1140 }
1141
1142 dc.DrawText( item.GetText(),
1143 xAligned + EXTRA_WIDTH, (h - hLabel) / 2 );
1144
1145 x += wCol;
1146 }
1147
1148 // Fill in what's missing to the right of the columns, otherwise we will
1149 // leave an unpainted area when columns are removed (and it looks better)
1150 if ( x < w )
1151 {
1152 wxRendererNative::Get().DrawHeaderButton
1153 (
1154 this,
1155 dc,
1156 wxRect(x, HEADER_OFFSET_Y, w - x, h),
1157 wxCONTROL_DIRTY // mark as last column
1158 );
1159 }
1160 }
1161
1162 void wxListHeaderWindow::OnInternalIdle()
1163 {
1164 wxWindow::OnInternalIdle();
1165
1166 if (m_sendSetColumnWidth)
1167 {
1168 m_owner->SetColumnWidth( m_colToSend, m_widthToSend );
1169 m_sendSetColumnWidth = false;
1170 }
1171 }
1172
1173 void wxListHeaderWindow::DrawCurrent()
1174 {
1175 #if 1
1176 // m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1177 m_sendSetColumnWidth = true;
1178 m_colToSend = m_column;
1179 m_widthToSend = m_currentX - m_minX;
1180 #else
1181 int x1 = m_currentX;
1182 int y1 = 0;
1183 m_owner->ClientToScreen( &x1, &y1 );
1184
1185 int x2 = m_currentX;
1186 int y2 = 0;
1187 m_owner->GetClientSize( NULL, &y2 );
1188 m_owner->ClientToScreen( &x2, &y2 );
1189
1190 wxScreenDC dc;
1191 dc.SetLogicalFunction( wxINVERT );
1192 dc.SetPen( wxPen(*wxBLACK, 2) );
1193 dc.SetBrush( *wxTRANSPARENT_BRUSH );
1194
1195 AdjustDC(dc);
1196
1197 dc.DrawLine( x1, y1, x2, y2 );
1198
1199 dc.SetLogicalFunction( wxCOPY );
1200
1201 dc.SetPen( wxNullPen );
1202 dc.SetBrush( wxNullBrush );
1203 #endif
1204 }
1205
1206 void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
1207 {
1208 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1209
1210 // we want to work with logical coords
1211 int x;
1212 parent->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1213 int y = event.GetY();
1214
1215 if (m_isDragging)
1216 {
1217 SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition());
1218
1219 // we don't draw the line beyond our window, but we allow dragging it
1220 // there
1221 int w = 0;
1222 GetClientSize( &w, NULL );
1223 parent->CalcUnscrolledPosition(w, 0, &w, NULL);
1224 w -= 6;
1225
1226 // erase the line if it was drawn
1227 if ( m_currentX < w )
1228 DrawCurrent();
1229
1230 if (event.ButtonUp())
1231 {
1232 ReleaseMouse();
1233 m_isDragging = false;
1234 m_dirty = true;
1235 m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1236 SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition());
1237 }
1238 else
1239 {
1240 if (x > m_minX + 7)
1241 m_currentX = x;
1242 else
1243 m_currentX = m_minX + 7;
1244
1245 // draw in the new location
1246 if ( m_currentX < w )
1247 DrawCurrent();
1248 }
1249 }
1250 else // not dragging
1251 {
1252 m_minX = 0;
1253 bool hit_border = false;
1254
1255 // end of the current column
1256 int xpos = 0;
1257
1258 // find the column where this event occurred
1259 int col,
1260 countCol = m_owner->GetColumnCount();
1261 for (col = 0; col < countCol; col++)
1262 {
1263 xpos += m_owner->GetColumnWidth( col );
1264 m_column = col;
1265
1266 if ( (abs(x-xpos) < 3) && (y < 22) )
1267 {
1268 // near the column border
1269 hit_border = true;
1270 break;
1271 }
1272
1273 if ( x < xpos )
1274 {
1275 // inside the column
1276 break;
1277 }
1278
1279 m_minX = xpos;
1280 }
1281
1282 if ( col == countCol )
1283 m_column = -1;
1284
1285 if (event.LeftDown() || event.RightUp())
1286 {
1287 if (hit_border && event.LeftDown())
1288 {
1289 if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
1290 event.GetPosition()) )
1291 {
1292 m_isDragging = true;
1293 m_currentX = x;
1294 CaptureMouse();
1295 DrawCurrent();
1296 }
1297 //else: column resizing was vetoed by the user code
1298 }
1299 else // click on a column
1300 {
1301 // record the selected state of the columns
1302 if (event.LeftDown())
1303 {
1304 for (int i=0; i < m_owner->GetColumnCount(); i++)
1305 {
1306 wxListItem colItem;
1307 m_owner->GetColumn(i, colItem);
1308 long state = colItem.GetState();
1309 if (i == m_column)
1310 colItem.SetState(state | wxLIST_STATE_SELECTED);
1311 else
1312 colItem.SetState(state & ~wxLIST_STATE_SELECTED);
1313 m_owner->SetColumn(i, colItem);
1314 }
1315 }
1316
1317 SendListEvent( event.LeftDown()
1318 ? wxEVT_COMMAND_LIST_COL_CLICK
1319 : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
1320 event.GetPosition());
1321 }
1322 }
1323 else if (event.Moving())
1324 {
1325 bool setCursor;
1326 if (hit_border)
1327 {
1328 setCursor = m_currentCursor == wxSTANDARD_CURSOR;
1329 m_currentCursor = m_resizeCursor;
1330 }
1331 else
1332 {
1333 setCursor = m_currentCursor != wxSTANDARD_CURSOR;
1334 m_currentCursor = wxSTANDARD_CURSOR;
1335 }
1336
1337 if ( setCursor )
1338 SetCursor(*m_currentCursor);
1339 }
1340 }
1341 }
1342
1343 bool wxListHeaderWindow::SendListEvent(wxEventType type, const wxPoint& pos)
1344 {
1345 wxWindow *parent = GetParent();
1346 wxListEvent le( type, parent->GetId() );
1347 le.SetEventObject( parent );
1348 le.m_pointDrag = pos;
1349
1350 // the position should be relative to the parent window, not
1351 // this one for compatibility with MSW and common sense: the
1352 // user code doesn't know anything at all about this header
1353 // window, so why should it get positions relative to it?
1354 le.m_pointDrag.y -= GetSize().y;
1355
1356 le.m_col = m_column;
1357 return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
1358 }
1359
1360 //-----------------------------------------------------------------------------
1361 // wxListRenameTimer (internal)
1362 //-----------------------------------------------------------------------------
1363
1364 wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
1365 {
1366 m_owner = owner;
1367 }
1368
1369 void wxListRenameTimer::Notify()
1370 {
1371 m_owner->OnRenameTimer();
1372 }
1373
1374 //-----------------------------------------------------------------------------
1375 // wxListTextCtrlWrapper (internal)
1376 //-----------------------------------------------------------------------------
1377
1378 BEGIN_EVENT_TABLE(wxListTextCtrlWrapper, wxEvtHandler)
1379 EVT_CHAR (wxListTextCtrlWrapper::OnChar)
1380 EVT_KEY_UP (wxListTextCtrlWrapper::OnKeyUp)
1381 EVT_KILL_FOCUS (wxListTextCtrlWrapper::OnKillFocus)
1382 END_EVENT_TABLE()
1383
1384 wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner,
1385 wxTextCtrl *text,
1386 size_t itemEdit)
1387 : m_startValue(owner->GetItemText(itemEdit)),
1388 m_itemEdited(itemEdit)
1389 {
1390 m_owner = owner;
1391 m_text = text;
1392 m_aboutToFinish = false;
1393
1394 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1395
1396 wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
1397
1398 parent->CalcScrolledPosition(rectLabel.x, rectLabel.y,
1399 &rectLabel.x, &rectLabel.y);
1400
1401 m_text->Create(owner, wxID_ANY, m_startValue,
1402 wxPoint(rectLabel.x-4,rectLabel.y-4),
1403 wxSize(rectLabel.width+11,rectLabel.height+8));
1404 m_text->SetFocus();
1405
1406 m_text->PushEventHandler(this);
1407 }
1408
1409 void wxListTextCtrlWrapper::EndEdit(EndReason reason)
1410 {
1411 m_aboutToFinish = true;
1412
1413 switch ( reason )
1414 {
1415 case End_Accept:
1416 // Notify the owner about the changes
1417 AcceptChanges();
1418
1419 // Even if vetoed, close the control (consistent with MSW)
1420 Finish( true );
1421 break;
1422
1423 case End_Discard:
1424 m_owner->OnRenameCancelled(m_itemEdited);
1425
1426 Finish( true );
1427 break;
1428
1429 case End_Destroy:
1430 // Don't generate any notifications for the control being destroyed
1431 // and don't set focus to it neither.
1432 Finish(false);
1433 break;
1434 }
1435 }
1436
1437 void wxListTextCtrlWrapper::Finish( bool setfocus )
1438 {
1439 m_text->RemoveEventHandler(this);
1440 m_owner->ResetTextControl( m_text );
1441
1442 wxPendingDelete.Append( this );
1443
1444 if (setfocus)
1445 m_owner->SetFocus();
1446 }
1447
1448 bool wxListTextCtrlWrapper::AcceptChanges()
1449 {
1450 const wxString value = m_text->GetValue();
1451
1452 // notice that we should always call OnRenameAccept() to generate the "end
1453 // label editing" event, even if the user hasn't really changed anything
1454 if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
1455 {
1456 // vetoed by the user
1457 return false;
1458 }
1459
1460 // accepted, do rename the item (unless nothing changed)
1461 if ( value != m_startValue )
1462 m_owner->SetItemText(m_itemEdited, value);
1463
1464 return true;
1465 }
1466
1467 void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event )
1468 {
1469 if ( !CheckForEndEditKey(event) )
1470 event.Skip();
1471 }
1472
1473 bool wxListTextCtrlWrapper::CheckForEndEditKey(const wxKeyEvent& event)
1474 {
1475 switch ( event.m_keyCode )
1476 {
1477 case WXK_RETURN:
1478 EndEdit( End_Accept );
1479 break;
1480
1481 case WXK_ESCAPE:
1482 EndEdit( End_Discard );
1483 break;
1484
1485 default:
1486 return false;
1487 }
1488
1489 return true;
1490 }
1491
1492 void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
1493 {
1494 if (m_aboutToFinish)
1495 {
1496 // auto-grow the textctrl:
1497 wxSize parentSize = m_owner->GetSize();
1498 wxPoint myPos = m_text->GetPosition();
1499 wxSize mySize = m_text->GetSize();
1500 int sx, sy;
1501 m_text->GetTextExtent(m_text->GetValue() + wxT("MM"), &sx, &sy);
1502 if (myPos.x + sx > parentSize.x)
1503 sx = parentSize.x - myPos.x;
1504 if (mySize.x > sx)
1505 sx = mySize.x;
1506 m_text->SetSize(sx, wxDefaultCoord);
1507 }
1508
1509 event.Skip();
1510 }
1511
1512 void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
1513 {
1514 if ( !m_aboutToFinish )
1515 {
1516 if ( !AcceptChanges() )
1517 m_owner->OnRenameCancelled( m_itemEdited );
1518
1519 Finish( false );
1520 }
1521
1522 // We must let the native text control handle focus
1523 event.Skip();
1524 }
1525
1526 //-----------------------------------------------------------------------------
1527 // wxListMainWindow
1528 //-----------------------------------------------------------------------------
1529
1530 BEGIN_EVENT_TABLE(wxListMainWindow, wxWindow)
1531 EVT_PAINT (wxListMainWindow::OnPaint)
1532 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
1533 EVT_CHAR_HOOK (wxListMainWindow::OnCharHook)
1534 EVT_CHAR (wxListMainWindow::OnChar)
1535 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
1536 EVT_KEY_UP (wxListMainWindow::OnKeyUp)
1537 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
1538 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
1539 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
1540 EVT_CHILD_FOCUS (wxListMainWindow::OnChildFocus)
1541 END_EVENT_TABLE()
1542
1543 void wxListMainWindow::Init()
1544 {
1545 m_dirty = true;
1546 m_countVirt = 0;
1547 m_lineFrom =
1548 m_lineTo = (size_t)-1;
1549 m_linesPerPage = 0;
1550
1551 m_headerWidth =
1552 m_lineHeight = 0;
1553
1554 m_small_image_list = NULL;
1555 m_normal_image_list = NULL;
1556
1557 m_small_spacing = 30;
1558 m_normal_spacing = 40;
1559
1560 m_hasFocus = false;
1561 m_dragCount = 0;
1562 m_isCreated = false;
1563
1564 m_lastOnSame = false;
1565 m_renameTimer = new wxListRenameTimer( this );
1566 m_textctrlWrapper = NULL;
1567
1568 m_current =
1569 m_lineLastClicked =
1570 m_lineSelectSingleOnUp =
1571 m_lineBeforeLastClicked = (size_t)-1;
1572 }
1573
1574 wxListMainWindow::wxListMainWindow()
1575 {
1576 Init();
1577
1578 m_highlightBrush =
1579 m_highlightUnfocusedBrush = NULL;
1580 }
1581
1582 wxListMainWindow::wxListMainWindow( wxWindow *parent,
1583 wxWindowID id,
1584 const wxPoint& pos,
1585 const wxSize& size )
1586 : wxWindow( parent, id, pos, size,
1587 wxWANTS_CHARS | wxBORDER_NONE )
1588 {
1589 Init();
1590
1591 m_highlightBrush = new wxBrush
1592 (
1593 wxSystemSettings::GetColour
1594 (
1595 wxSYS_COLOUR_HIGHLIGHT
1596 ),
1597 wxBRUSHSTYLE_SOLID
1598 );
1599
1600 m_highlightUnfocusedBrush = new wxBrush
1601 (
1602 wxSystemSettings::GetColour
1603 (
1604 wxSYS_COLOUR_BTNSHADOW
1605 ),
1606 wxBRUSHSTYLE_SOLID
1607 );
1608
1609 wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes();
1610 SetOwnForegroundColour( attr.colFg );
1611 SetOwnBackgroundColour( attr.colBg );
1612 if (!m_hasFont)
1613 SetOwnFont( attr.font );
1614 }
1615
1616 wxListMainWindow::~wxListMainWindow()
1617 {
1618 if ( m_textctrlWrapper )
1619 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Destroy);
1620
1621 DoDeleteAllItems();
1622 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
1623 WX_CLEAR_ARRAY(m_aColWidths);
1624
1625 delete m_highlightBrush;
1626 delete m_highlightUnfocusedBrush;
1627 delete m_renameTimer;
1628 }
1629
1630 void wxListMainWindow::SetReportView(bool inReportView)
1631 {
1632 const size_t count = m_lines.size();
1633 for ( size_t n = 0; n < count; n++ )
1634 {
1635 m_lines[n].SetReportView(inReportView);
1636 }
1637 }
1638
1639 void wxListMainWindow::CacheLineData(size_t line)
1640 {
1641 wxGenericListCtrl *listctrl = GetListCtrl();
1642
1643 wxListLineData *ld = GetDummyLine();
1644
1645 size_t countCol = GetColumnCount();
1646 for ( size_t col = 0; col < countCol; col++ )
1647 {
1648 ld->SetText(col, listctrl->OnGetItemText(line, col));
1649 ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col));
1650 }
1651
1652 ld->SetAttr(listctrl->OnGetItemAttr(line));
1653 }
1654
1655 wxListLineData *wxListMainWindow::GetDummyLine() const
1656 {
1657 wxASSERT_MSG( !IsEmpty(), wxT("invalid line index") );
1658 wxASSERT_MSG( IsVirtual(), wxT("GetDummyLine() shouldn't be called") );
1659
1660 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1661
1662 // we need to recreate the dummy line if the number of columns in the
1663 // control changed as it would have the incorrect number of fields
1664 // otherwise
1665 if ( !m_lines.IsEmpty() &&
1666 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
1667 {
1668 self->m_lines.Clear();
1669 }
1670
1671 if ( m_lines.IsEmpty() )
1672 {
1673 wxListLineData *line = new wxListLineData(self);
1674 self->m_lines.Add(line);
1675
1676 // don't waste extra memory -- there never going to be anything
1677 // else/more in this array
1678 self->m_lines.Shrink();
1679 }
1680
1681 return &m_lines[0];
1682 }
1683
1684 // ----------------------------------------------------------------------------
1685 // line geometry (report mode only)
1686 // ----------------------------------------------------------------------------
1687
1688 wxCoord wxListMainWindow::GetLineHeight() const
1689 {
1690 // we cache the line height as calling GetTextExtent() is slow
1691 if ( !m_lineHeight )
1692 {
1693 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1694
1695 wxClientDC dc( self );
1696 dc.SetFont( GetFont() );
1697
1698 wxCoord y;
1699 dc.GetTextExtent(wxT("H"), NULL, &y);
1700
1701 if ( m_small_image_list && m_small_image_list->GetImageCount() )
1702 {
1703 int iw = 0, ih = 0;
1704 m_small_image_list->GetSize(0, iw, ih);
1705 y = wxMax(y, ih);
1706 }
1707
1708 y += EXTRA_HEIGHT;
1709 self->m_lineHeight = y + LINE_SPACING;
1710 }
1711
1712 return m_lineHeight;
1713 }
1714
1715 wxCoord wxListMainWindow::GetLineY(size_t line) const
1716 {
1717 wxASSERT_MSG( InReportView(), wxT("only works in report mode") );
1718
1719 return LINE_SPACING + line * GetLineHeight();
1720 }
1721
1722 wxRect wxListMainWindow::GetLineRect(size_t line) const
1723 {
1724 if ( !InReportView() )
1725 return GetLine(line)->m_gi->m_rectAll;
1726
1727 wxRect rect;
1728 rect.x = HEADER_OFFSET_X;
1729 rect.y = GetLineY(line);
1730 rect.width = GetHeaderWidth();
1731 rect.height = GetLineHeight();
1732
1733 return rect;
1734 }
1735
1736 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
1737 {
1738 if ( !InReportView() )
1739 return GetLine(line)->m_gi->m_rectLabel;
1740
1741 int image_x = 0;
1742 wxListLineData *data = GetLine(line);
1743 wxListItemDataList::compatibility_iterator node = data->m_items.GetFirst();
1744 if (node)
1745 {
1746 wxListItemData *item = node->GetData();
1747 if ( item->HasImage() )
1748 {
1749 int ix, iy;
1750 GetImageSize( item->GetImage(), ix, iy );
1751 image_x = 3 + ix + IMAGE_MARGIN_IN_REPORT_MODE;
1752 }
1753 }
1754
1755 wxRect rect;
1756 rect.x = image_x + HEADER_OFFSET_X;
1757 rect.y = GetLineY(line);
1758 rect.width = GetColumnWidth(0) - image_x;
1759 rect.height = GetLineHeight();
1760
1761 return rect;
1762 }
1763
1764 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
1765 {
1766 if ( !InReportView() )
1767 return GetLine(line)->m_gi->m_rectIcon;
1768
1769 wxListLineData *ld = GetLine(line);
1770 wxASSERT_MSG( ld->HasImage(), wxT("should have an image") );
1771
1772 wxRect rect;
1773 rect.x = HEADER_OFFSET_X;
1774 rect.y = GetLineY(line);
1775 GetImageSize(ld->GetImage(), rect.width, rect.height);
1776
1777 return rect;
1778 }
1779
1780 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
1781 {
1782 return InReportView() ? GetLineRect(line)
1783 : GetLine(line)->m_gi->m_rectHighlight;
1784 }
1785
1786 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
1787 {
1788 wxASSERT_MSG( line < GetItemCount(), wxT("invalid line in HitTestLine") );
1789
1790 wxListLineData *ld = GetLine(line);
1791
1792 if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) )
1793 return wxLIST_HITTEST_ONITEMICON;
1794
1795 // VS: Testing for "ld->HasText() || InReportView()" instead of
1796 // "ld->HasText()" is needed to make empty lines in report view
1797 // possible
1798 if ( ld->HasText() || InReportView() )
1799 {
1800 wxRect rect = InReportView() ? GetLineRect(line)
1801 : GetLineLabelRect(line);
1802
1803 if ( rect.Contains(x, y) )
1804 return wxLIST_HITTEST_ONITEMLABEL;
1805 }
1806
1807 return 0;
1808 }
1809
1810 // ----------------------------------------------------------------------------
1811 // highlight (selection) handling
1812 // ----------------------------------------------------------------------------
1813
1814 bool wxListMainWindow::IsHighlighted(size_t line) const
1815 {
1816 if ( IsVirtual() )
1817 {
1818 return m_selStore.IsSelected(line);
1819 }
1820 else // !virtual
1821 {
1822 wxListLineData *ld = GetLine(line);
1823 wxCHECK_MSG( ld, false, wxT("invalid index in IsHighlighted") );
1824
1825 return ld->IsHighlighted();
1826 }
1827 }
1828
1829 void wxListMainWindow::HighlightLines( size_t lineFrom,
1830 size_t lineTo,
1831 bool highlight )
1832 {
1833 if ( IsVirtual() )
1834 {
1835 wxArrayInt linesChanged;
1836 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
1837 &linesChanged) )
1838 {
1839 // meny items changed state, refresh everything
1840 RefreshLines(lineFrom, lineTo);
1841 }
1842 else // only a few items changed state, refresh only them
1843 {
1844 size_t count = linesChanged.GetCount();
1845 for ( size_t n = 0; n < count; n++ )
1846 {
1847 RefreshLine(linesChanged[n]);
1848 }
1849 }
1850 }
1851 else // iterate over all items in non report view
1852 {
1853 for ( size_t line = lineFrom; line <= lineTo; line++ )
1854 {
1855 if ( HighlightLine(line, highlight) )
1856 RefreshLine(line);
1857 }
1858 }
1859 }
1860
1861 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
1862 {
1863 bool changed;
1864
1865 if ( IsVirtual() )
1866 {
1867 changed = m_selStore.SelectItem(line, highlight);
1868 }
1869 else // !virtual
1870 {
1871 wxListLineData *ld = GetLine(line);
1872 wxCHECK_MSG( ld, false, wxT("invalid index in HighlightLine") );
1873
1874 changed = ld->Highlight(highlight);
1875 }
1876
1877 if ( changed )
1878 {
1879 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
1880 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
1881 }
1882
1883 return changed;
1884 }
1885
1886 void wxListMainWindow::RefreshLine( size_t line )
1887 {
1888 if ( InReportView() )
1889 {
1890 size_t visibleFrom, visibleTo;
1891 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1892
1893 if ( line < visibleFrom || line > visibleTo )
1894 return;
1895 }
1896
1897 wxRect rect = GetLineRect(line);
1898
1899 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1900 RefreshRect( rect );
1901 }
1902
1903 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
1904 {
1905 // we suppose that they are ordered by caller
1906 wxASSERT_MSG( lineFrom <= lineTo, wxT("indices in disorder") );
1907
1908 wxASSERT_MSG( lineTo < GetItemCount(), wxT("invalid line range") );
1909
1910 if ( InReportView() )
1911 {
1912 size_t visibleFrom, visibleTo;
1913 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1914
1915 if ( lineFrom < visibleFrom )
1916 lineFrom = visibleFrom;
1917 if ( lineTo > visibleTo )
1918 lineTo = visibleTo;
1919
1920 wxRect rect;
1921 rect.x = 0;
1922 rect.y = GetLineY(lineFrom);
1923 rect.width = GetClientSize().x;
1924 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
1925
1926 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1927 RefreshRect( rect );
1928 }
1929 else // !report
1930 {
1931 // TODO: this should be optimized...
1932 for ( size_t line = lineFrom; line <= lineTo; line++ )
1933 {
1934 RefreshLine(line);
1935 }
1936 }
1937 }
1938
1939 void wxListMainWindow::RefreshAfter( size_t lineFrom )
1940 {
1941 if ( InReportView() )
1942 {
1943 size_t visibleFrom, visibleTo;
1944 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1945
1946 if ( lineFrom < visibleFrom )
1947 lineFrom = visibleFrom;
1948 else if ( lineFrom > visibleTo )
1949 return;
1950
1951 wxRect rect;
1952 rect.x = 0;
1953 rect.y = GetLineY(lineFrom);
1954 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1955
1956 wxSize size = GetClientSize();
1957 rect.width = size.x;
1958
1959 // refresh till the bottom of the window
1960 rect.height = size.y - rect.y;
1961
1962 RefreshRect( rect );
1963 }
1964 else // !report
1965 {
1966 // TODO: how to do it more efficiently?
1967 m_dirty = true;
1968 }
1969 }
1970
1971 void wxListMainWindow::RefreshSelected()
1972 {
1973 if ( IsEmpty() )
1974 return;
1975
1976 size_t from, to;
1977 if ( InReportView() )
1978 {
1979 GetVisibleLinesRange(&from, &to);
1980 }
1981 else // !virtual
1982 {
1983 from = 0;
1984 to = GetItemCount() - 1;
1985 }
1986
1987 if ( HasCurrent() && m_current >= from && m_current <= to )
1988 RefreshLine(m_current);
1989
1990 for ( size_t line = from; line <= to; line++ )
1991 {
1992 // NB: the test works as expected even if m_current == -1
1993 if ( line != m_current && IsHighlighted(line) )
1994 RefreshLine(line);
1995 }
1996 }
1997
1998 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1999 {
2000 // Note: a wxPaintDC must be constructed even if no drawing is
2001 // done (a Windows requirement).
2002 wxPaintDC dc( this );
2003
2004 if ( IsEmpty() )
2005 {
2006 // nothing to draw or not the moment to draw it
2007 return;
2008 }
2009
2010 if ( m_dirty )
2011 RecalculatePositions( false );
2012
2013 GetListCtrl()->PrepareDC( dc );
2014
2015 int dev_x, dev_y;
2016 GetListCtrl()->CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2017
2018 dc.SetFont( GetFont() );
2019
2020 if ( InReportView() )
2021 {
2022 int lineHeight = GetLineHeight();
2023
2024 size_t visibleFrom, visibleTo;
2025 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2026
2027 wxRect rectLine;
2028 int xOrig = dc.LogicalToDeviceX( 0 );
2029 int yOrig = dc.LogicalToDeviceY( 0 );
2030
2031 // tell the caller cache to cache the data
2032 if ( IsVirtual() )
2033 {
2034 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2035 GetParent()->GetId());
2036 evCache.SetEventObject( GetParent() );
2037 evCache.m_oldItemIndex = visibleFrom;
2038 evCache.m_item.m_itemId =
2039 evCache.m_itemIndex = visibleTo;
2040 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2041 }
2042
2043 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2044 {
2045 rectLine = GetLineRect(line);
2046
2047
2048 if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig,
2049 rectLine.width, rectLine.height) )
2050 {
2051 // don't redraw unaffected lines to avoid flicker
2052 continue;
2053 }
2054
2055 GetLine(line)->DrawInReportMode( &dc,
2056 rectLine,
2057 GetLineHighlightRect(line),
2058 IsHighlighted(line),
2059 line == m_current );
2060 }
2061
2062 if ( HasFlag(wxLC_HRULES) )
2063 {
2064 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2065 wxSize clientSize = GetClientSize();
2066
2067 size_t i = visibleFrom;
2068 if (i == 0) i = 1; // Don't draw the first one
2069 for ( ; i <= visibleTo; i++ )
2070 {
2071 dc.SetPen(pen);
2072 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2073 dc.DrawLine(0 - dev_x, i * lineHeight,
2074 clientSize.x - dev_x, i * lineHeight);
2075 }
2076
2077 // Draw last horizontal rule
2078 if ( visibleTo == GetItemCount() - 1 )
2079 {
2080 dc.SetPen( pen );
2081 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2082 dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight,
2083 clientSize.x - dev_x , (m_lineTo + 1) * lineHeight );
2084 }
2085 }
2086
2087 // Draw vertical rules if required
2088 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2089 {
2090 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2091 wxRect firstItemRect, lastItemRect;
2092
2093 GetItemRect(visibleFrom, firstItemRect);
2094 GetItemRect(visibleTo, lastItemRect);
2095 int x = firstItemRect.GetX();
2096 dc.SetPen(pen);
2097 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2098
2099 for (int col = 0; col < GetColumnCount(); col++)
2100 {
2101 int colWidth = GetColumnWidth(col);
2102 x += colWidth;
2103 int x_pos = x - dev_x;
2104 if (col < GetColumnCount()-1) x_pos -= 2;
2105 dc.DrawLine(x_pos, firstItemRect.GetY() - 1 - dev_y,
2106 x_pos, lastItemRect.GetBottom() + 1 - dev_y);
2107 }
2108 }
2109 }
2110 else // !report
2111 {
2112 size_t count = GetItemCount();
2113 for ( size_t i = 0; i < count; i++ )
2114 {
2115 GetLine(i)->Draw( &dc, i == m_current );
2116 }
2117 }
2118
2119 // DrawFocusRect() is unusable under Mac, it draws outside of the highlight
2120 // rectangle somehow and so leaves traces when the item is not selected any
2121 // more, see #12229.
2122 #ifndef __WXMAC__
2123 if ( HasCurrent() )
2124 {
2125 int flags = 0;
2126 if ( IsHighlighted(m_current) )
2127 flags |= wxCONTROL_SELECTED;
2128
2129 wxRendererNative::Get().
2130 DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags);
2131 }
2132 #endif // !__WXMAC__
2133 }
2134
2135 void wxListMainWindow::HighlightAll( bool on )
2136 {
2137 if ( IsSingleSel() )
2138 {
2139 wxASSERT_MSG( !on, wxT("can't do this in a single selection control") );
2140
2141 // we just have one item to turn off
2142 if ( HasCurrent() && IsHighlighted(m_current) )
2143 {
2144 HighlightLine(m_current, false);
2145 RefreshLine(m_current);
2146 }
2147 }
2148 else // multi selection
2149 {
2150 if ( !IsEmpty() )
2151 HighlightLines(0, GetItemCount() - 1, on);
2152 }
2153 }
2154
2155 void wxListMainWindow::OnChildFocus(wxChildFocusEvent& WXUNUSED(event))
2156 {
2157 // Do nothing here. This prevents the default handler in wxScrolledWindow
2158 // from needlessly scrolling the window when the edit control is
2159 // dismissed. See ticket #9563.
2160 }
2161
2162 void wxListMainWindow::SendNotify( size_t line,
2163 wxEventType command,
2164 const wxPoint& point )
2165 {
2166 wxListEvent le( command, GetParent()->GetId() );
2167 le.SetEventObject( GetParent() );
2168
2169 le.m_item.m_itemId =
2170 le.m_itemIndex = line;
2171
2172 // set only for events which have position
2173 if ( point != wxDefaultPosition )
2174 le.m_pointDrag = point;
2175
2176 // don't try to get the line info for virtual list controls: the main
2177 // program has it anyhow and if we did it would result in accessing all
2178 // the lines, even those which are not visible now and this is precisely
2179 // what we're trying to avoid
2180 if ( !IsVirtual() )
2181 {
2182 if ( line != (size_t)-1 )
2183 {
2184 GetLine(line)->GetItem( 0, le.m_item );
2185 }
2186 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2187 }
2188 //else: there may be no more such item
2189
2190 GetParent()->GetEventHandler()->ProcessEvent( le );
2191 }
2192
2193 void wxListMainWindow::ChangeCurrent(size_t current)
2194 {
2195 m_current = current;
2196
2197 // as the current item changed, we shouldn't start editing it when the
2198 // "slow click" timer expires as the click happened on another item
2199 if ( m_renameTimer->IsRunning() )
2200 m_renameTimer->Stop();
2201
2202 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2203 }
2204
2205 wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass)
2206 {
2207 wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL,
2208 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
2209
2210 wxASSERT_MSG( textControlClass->IsKindOf(wxCLASSINFO(wxTextCtrl)),
2211 wxT("EditLabel() needs a text control") );
2212
2213 size_t itemEdit = (size_t)item;
2214
2215 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2216 le.SetEventObject( GetParent() );
2217 le.m_item.m_itemId =
2218 le.m_itemIndex = item;
2219 wxListLineData *data = GetLine(itemEdit);
2220 wxCHECK_MSG( data, NULL, wxT("invalid index in EditLabel()") );
2221 data->GetItem( 0, le.m_item );
2222
2223 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
2224 {
2225 // vetoed by user code
2226 return NULL;
2227 }
2228
2229 // We have to call this here because the label in question might just have
2230 // been added and no screen update taken place.
2231 if ( m_dirty )
2232 {
2233 // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
2234 // so that no pending events may change the item count (see below)
2235 // IMPORTANT: needs to be tested!
2236 wxSafeYield();
2237
2238 // Pending events dispatched by wxSafeYield might have changed the item
2239 // count
2240 if ( (size_t)item >= GetItemCount() )
2241 return NULL;
2242 }
2243
2244 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
2245 m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item);
2246 return m_textctrlWrapper->GetText();
2247 }
2248
2249 void wxListMainWindow::OnRenameTimer()
2250 {
2251 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2252
2253 EditLabel( m_current );
2254 }
2255
2256 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
2257 {
2258 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2259 le.SetEventObject( GetParent() );
2260 le.m_item.m_itemId =
2261 le.m_itemIndex = itemEdit;
2262
2263 wxListLineData *data = GetLine(itemEdit);
2264
2265 wxCHECK_MSG( data, false, wxT("invalid index in OnRenameAccept()") );
2266
2267 data->GetItem( 0, le.m_item );
2268 le.m_item.m_text = value;
2269 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
2270 le.IsAllowed();
2271 }
2272
2273 void wxListMainWindow::OnRenameCancelled(size_t itemEdit)
2274 {
2275 // let owner know that the edit was cancelled
2276 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2277
2278 le.SetEditCanceled(true);
2279
2280 le.SetEventObject( GetParent() );
2281 le.m_item.m_itemId =
2282 le.m_itemIndex = itemEdit;
2283
2284 wxListLineData *data = GetLine(itemEdit);
2285 wxCHECK_RET( data, wxT("invalid index in OnRenameCancelled()") );
2286
2287 data->GetItem( 0, le.m_item );
2288 GetEventHandler()->ProcessEvent( le );
2289 }
2290
2291 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2292 {
2293 #ifdef __WXMAC__
2294 // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly
2295 // shutdown the edit control when the mouse is clicked elsewhere on the
2296 // listctrl because the order of events is different (or something like
2297 // that), so explicitly end the edit if it is active.
2298 if ( event.LeftDown() && m_textctrlWrapper )
2299 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Accept);
2300 #endif // __WXMAC__
2301
2302 if ( event.LeftDown() )
2303 {
2304 // Ensure we skip the event to let the system set focus to this window.
2305 event.Skip();
2306 }
2307
2308 // Pretend that the event happened in wxListCtrl itself.
2309 wxMouseEvent me(event);
2310 me.SetEventObject( GetParent() );
2311 me.SetId(GetParent()->GetId());
2312 if ( GetParent()->GetEventHandler()->ProcessEvent( me ))
2313 return;
2314
2315 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2316 {
2317 // let the base class handle mouse wheel events.
2318 event.Skip();
2319 return;
2320 }
2321
2322 if ( !HasCurrent() || IsEmpty() )
2323 {
2324 if (event.RightDown())
2325 {
2326 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2327
2328 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
2329 GetParent()->GetId(),
2330 ClientToScreen(event.GetPosition()));
2331 evtCtx.SetEventObject(GetParent());
2332 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2333 }
2334 return;
2335 }
2336
2337 if (m_dirty)
2338 return;
2339
2340 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2341 event.ButtonDClick()) )
2342 return;
2343
2344 int x = event.GetX();
2345 int y = event.GetY();
2346 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
2347
2348 // where did we hit it (if we did)?
2349 long hitResult = 0;
2350
2351 size_t count = GetItemCount(),
2352 current;
2353
2354 if ( InReportView() )
2355 {
2356 current = y / GetLineHeight();
2357 if ( current < count )
2358 hitResult = HitTestLine(current, x, y);
2359 }
2360 else // !report
2361 {
2362 // TODO: optimize it too! this is less simple than for report view but
2363 // enumerating all items is still not a way to do it!!
2364 for ( current = 0; current < count; current++ )
2365 {
2366 hitResult = HitTestLine(current, x, y);
2367 if ( hitResult )
2368 break;
2369 }
2370 }
2371
2372 // Update drag events counter first as we must do it even if the mouse is
2373 // not on any item right now as we must keep count in case we started
2374 // dragging from the empty control area but continued to do it over a valid
2375 // item -- in this situation we must not start dragging this item.
2376 if (event.Dragging())
2377 m_dragCount++;
2378 else
2379 m_dragCount = 0;
2380
2381 // The only mouse event that can be generated without any valid item is
2382 // wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK as it can be useful to have a global
2383 // popup menu for the list control itself which should be shown even when
2384 // the user clicks outside of any item.
2385 if ( !hitResult )
2386 {
2387 // outside of any item
2388 if (event.RightDown())
2389 {
2390 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2391
2392 wxContextMenuEvent evtCtx(
2393 wxEVT_CONTEXT_MENU,
2394 GetParent()->GetId(),
2395 ClientToScreen(event.GetPosition()));
2396 evtCtx.SetEventObject(GetParent());
2397 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2398 }
2399 else
2400 {
2401 // reset the selection and bail out
2402 HighlightAll(false);
2403 }
2404
2405 return;
2406 }
2407
2408 if ( event.Dragging() )
2409 {
2410 if (m_dragCount == 1)
2411 {
2412 // we have to report the raw, physical coords as we want to be
2413 // able to call HitTest(event.m_pointDrag) from the user code to
2414 // get the item being dragged
2415 m_dragStart = event.GetPosition();
2416 }
2417
2418 if (m_dragCount != 3)
2419 return;
2420
2421 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
2422 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
2423
2424 SendNotify( m_lineLastClicked, command, m_dragStart );
2425
2426 return;
2427 }
2428
2429 bool forceClick = false;
2430 if (event.ButtonDClick())
2431 {
2432 if ( m_renameTimer->IsRunning() )
2433 m_renameTimer->Stop();
2434
2435 m_lastOnSame = false;
2436
2437 if ( current == m_lineLastClicked )
2438 {
2439 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2440
2441 return;
2442 }
2443 else
2444 {
2445 // The first click was on another item, so don't interpret this as
2446 // a double click, but as a simple click instead
2447 forceClick = true;
2448 }
2449 }
2450
2451 if (event.LeftUp())
2452 {
2453 if (m_lineSelectSingleOnUp != (size_t)-1)
2454 {
2455 // select single line
2456 HighlightAll( false );
2457 ReverseHighlight(m_lineSelectSingleOnUp);
2458 }
2459
2460 if (m_lastOnSame)
2461 {
2462 if ((current == m_current) &&
2463 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
2464 HasFlag(wxLC_EDIT_LABELS) )
2465 {
2466 if ( !InReportView() ||
2467 GetLineLabelRect(current).Contains(x, y) )
2468 {
2469 int dclick = wxSystemSettings::GetMetric(wxSYS_DCLICK_MSEC);
2470 m_renameTimer->Start(dclick > 0 ? dclick : 250, true);
2471 }
2472 }
2473
2474 m_lastOnSame = false;
2475 }
2476
2477 m_lineSelectSingleOnUp = (size_t)-1;
2478 }
2479 else
2480 {
2481 // This is necessary, because after a DnD operation in
2482 // from and to ourself, the up event is swallowed by the
2483 // DnD code. So on next non-up event (which means here and
2484 // now) m_lineSelectSingleOnUp should be reset.
2485 m_lineSelectSingleOnUp = (size_t)-1;
2486 }
2487 if (event.RightDown())
2488 {
2489 m_lineBeforeLastClicked = m_lineLastClicked;
2490 m_lineLastClicked = current;
2491
2492 // If the item is already selected, do not update the selection.
2493 // Multi-selections should not be cleared if a selected item is clicked.
2494 if (!IsHighlighted(current))
2495 {
2496 HighlightAll(false);
2497 ChangeCurrent(current);
2498 ReverseHighlight(m_current);
2499 }
2500
2501 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2502
2503 // Allow generation of context menu event
2504 event.Skip();
2505 }
2506 else if (event.MiddleDown())
2507 {
2508 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2509 }
2510 else if ( event.LeftDown() || forceClick )
2511 {
2512 m_lineBeforeLastClicked = m_lineLastClicked;
2513 m_lineLastClicked = current;
2514
2515 size_t oldCurrent = m_current;
2516 bool oldWasSelected = IsHighlighted(m_current);
2517
2518 bool cmdModifierDown = event.CmdDown();
2519 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2520 {
2521 if ( IsSingleSel() || !IsHighlighted(current) )
2522 {
2523 HighlightAll( false );
2524
2525 ChangeCurrent(current);
2526
2527 ReverseHighlight(m_current);
2528 }
2529 else // multi sel & current is highlighted & no mod keys
2530 {
2531 m_lineSelectSingleOnUp = current;
2532 ChangeCurrent(current); // change focus
2533 }
2534 }
2535 else // multi sel & either ctrl or shift is down
2536 {
2537 if (cmdModifierDown)
2538 {
2539 ChangeCurrent(current);
2540
2541 ReverseHighlight(m_current);
2542 }
2543 else if (event.ShiftDown())
2544 {
2545 ChangeCurrent(current);
2546
2547 size_t lineFrom = oldCurrent,
2548 lineTo = current;
2549
2550 if ( lineTo < lineFrom )
2551 {
2552 lineTo = lineFrom;
2553 lineFrom = m_current;
2554 }
2555
2556 HighlightLines(lineFrom, lineTo);
2557 }
2558 else // !ctrl, !shift
2559 {
2560 // test in the enclosing if should make it impossible
2561 wxFAIL_MSG( wxT("how did we get here?") );
2562 }
2563 }
2564
2565 if (m_current != oldCurrent)
2566 RefreshLine( oldCurrent );
2567
2568 // Set the flag telling us whether the next click on this item should
2569 // start editing its label. This should happen if we clicked on the
2570 // current item and it was already selected, i.e. if this click was not
2571 // done to select it.
2572 //
2573 // It should not happen if this was a double click (forceClick is true)
2574 // nor if we hadn't had the focus before as then this click was used to
2575 // give focus to the control.
2576 m_lastOnSame = (m_current == oldCurrent) && oldWasSelected &&
2577 !forceClick && HasFocus();
2578 }
2579 }
2580
2581 void wxListMainWindow::MoveToItem(size_t item)
2582 {
2583 if ( item == (size_t)-1 )
2584 return;
2585
2586 wxRect rect = GetLineRect(item);
2587
2588 int client_w, client_h;
2589 GetClientSize( &client_w, &client_h );
2590
2591 const int hLine = GetLineHeight();
2592
2593 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2594 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2595
2596 if ( InReportView() )
2597 {
2598 // the next we need the range of lines shown it might be different,
2599 // so recalculate it
2600 ResetVisibleLinesRange();
2601
2602 if (rect.y < view_y)
2603 GetListCtrl()->Scroll( -1, rect.y / hLine );
2604 if (rect.y + rect.height + 5 > view_y + client_h)
2605 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2606
2607 #ifdef __WXMAC__
2608 // At least on Mac the visible lines value will get reset inside of
2609 // Scroll *before* it actually scrolls the window because of the
2610 // Update() that happens there, so it will still have the wrong value.
2611 // So let's reset it again and wait for it to be recalculated in the
2612 // next paint event. I would expect this problem to show up in wxGTK
2613 // too but couldn't duplicate it there. Perhaps the order of events
2614 // is different... --Robin
2615 ResetVisibleLinesRange();
2616 #endif
2617 }
2618 else // !report
2619 {
2620 int sx = -1,
2621 sy = -1;
2622
2623 if (rect.x-view_x < 5)
2624 sx = (rect.x - 5) / SCROLL_UNIT_X;
2625 if (rect.x + rect.width - 5 > view_x + client_w)
2626 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2627
2628 if (rect.y-view_y < 5)
2629 sy = (rect.y - 5) / hLine;
2630 if (rect.y + rect.height - 5 > view_y + client_h)
2631 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2632
2633 GetListCtrl()->Scroll(sx, sy);
2634 }
2635 }
2636
2637 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2638 {
2639 if ( !InReportView() )
2640 {
2641 // TODO: this should work in all views but is not implemented now
2642 return false;
2643 }
2644
2645 size_t top, bottom;
2646 GetVisibleLinesRange(&top, &bottom);
2647
2648 if ( bottom == (size_t)-1 )
2649 return 0;
2650
2651 ResetVisibleLinesRange();
2652
2653 int hLine = GetLineHeight();
2654
2655 GetListCtrl()->Scroll(-1, top + dy / hLine);
2656
2657 #ifdef __WXMAC__
2658 // see comment in MoveToItem() for why we do this
2659 ResetVisibleLinesRange();
2660 #endif
2661
2662 return true;
2663 }
2664
2665 // ----------------------------------------------------------------------------
2666 // keyboard handling
2667 // ----------------------------------------------------------------------------
2668
2669 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2670 {
2671 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2672 wxT("invalid item index in OnArrowChar()") );
2673
2674 size_t oldCurrent = m_current;
2675
2676 // in single selection we just ignore Shift as we can't select several
2677 // items anyhow
2678 if ( event.ShiftDown() && !IsSingleSel() )
2679 {
2680 ChangeCurrent(newCurrent);
2681
2682 // refresh the old focus to remove it
2683 RefreshLine( oldCurrent );
2684
2685 // select all the items between the old and the new one
2686 if ( oldCurrent > newCurrent )
2687 {
2688 newCurrent = oldCurrent;
2689 oldCurrent = m_current;
2690 }
2691
2692 HighlightLines(oldCurrent, newCurrent);
2693 }
2694 else // !shift
2695 {
2696 // all previously selected items are unselected unless ctrl is held
2697 // in a multiselection control
2698 if ( !event.ControlDown() || IsSingleSel() )
2699 HighlightAll(false);
2700
2701 ChangeCurrent(newCurrent);
2702
2703 // refresh the old focus to remove it
2704 RefreshLine( oldCurrent );
2705
2706 // in single selection mode we must always have a selected item
2707 if ( !event.ControlDown() || IsSingleSel() )
2708 HighlightLine( m_current, true );
2709 }
2710
2711 RefreshLine( m_current );
2712
2713 MoveToFocus();
2714 }
2715
2716 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2717 {
2718 wxWindow *parent = GetParent();
2719
2720 // propagate the key event upwards
2721 wxKeyEvent ke(event);
2722 ke.SetEventObject( parent );
2723 ke.SetId(GetParent()->GetId());
2724 if (parent->GetEventHandler()->ProcessEvent( ke ))
2725 return;
2726
2727 // send a list event
2728 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2729 le.m_item.m_itemId =
2730 le.m_itemIndex = m_current;
2731 if (HasCurrent())
2732 GetLine(m_current)->GetItem( 0, le.m_item );
2733 le.m_code = event.GetKeyCode();
2734 le.SetEventObject( parent );
2735 if (parent->GetEventHandler()->ProcessEvent( le ))
2736 return;
2737
2738 event.Skip();
2739 }
2740
2741 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2742 {
2743 wxWindow *parent = GetParent();
2744
2745 // propagate the key event upwards
2746 wxKeyEvent ke(event);
2747 ke.SetEventObject( parent );
2748 ke.SetId(GetParent()->GetId());
2749 if (parent->GetEventHandler()->ProcessEvent( ke ))
2750 return;
2751
2752 event.Skip();
2753 }
2754
2755 void wxListMainWindow::OnCharHook( wxKeyEvent &event )
2756 {
2757 if ( m_textctrlWrapper )
2758 {
2759 // When an in-place editor is active we should ensure that it always
2760 // gets the key events that are special to it.
2761 if ( m_textctrlWrapper->CheckForEndEditKey(event) )
2762 {
2763 // Skip the call to wxEvent::Skip() below.
2764 return;
2765 }
2766 }
2767
2768 event.Skip();
2769 }
2770
2771 void wxListMainWindow::OnChar( wxKeyEvent &event )
2772 {
2773 wxWindow *parent = GetParent();
2774
2775 // propagate the char event upwards
2776 wxKeyEvent ke(event);
2777 ke.SetEventObject( parent );
2778 ke.SetId(GetParent()->GetId());
2779 if (parent->GetEventHandler()->ProcessEvent( ke ))
2780 return;
2781
2782 if ( HandleAsNavigationKey(event) )
2783 return;
2784
2785 // no item -> nothing to do
2786 if (!HasCurrent())
2787 {
2788 event.Skip();
2789 return;
2790 }
2791
2792 // don't use m_linesPerPage directly as it might not be computed yet
2793 const int pageSize = GetCountPerPage();
2794 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2795
2796 if (GetLayoutDirection() == wxLayout_RightToLeft)
2797 {
2798 if (event.GetKeyCode() == WXK_RIGHT)
2799 event.m_keyCode = WXK_LEFT;
2800 else if (event.GetKeyCode() == WXK_LEFT)
2801 event.m_keyCode = WXK_RIGHT;
2802 }
2803
2804 switch ( event.GetKeyCode() )
2805 {
2806 case WXK_UP:
2807 if ( m_current > 0 )
2808 OnArrowChar( m_current - 1, event );
2809 break;
2810
2811 case WXK_DOWN:
2812 if ( m_current < (size_t)GetItemCount() - 1 )
2813 OnArrowChar( m_current + 1, event );
2814 break;
2815
2816 case WXK_END:
2817 if (!IsEmpty())
2818 OnArrowChar( GetItemCount() - 1, event );
2819 break;
2820
2821 case WXK_HOME:
2822 if (!IsEmpty())
2823 OnArrowChar( 0, event );
2824 break;
2825
2826 case WXK_PAGEUP:
2827 {
2828 int steps = InReportView() ? pageSize - 1
2829 : m_current % pageSize;
2830
2831 int index = m_current - steps;
2832 if (index < 0)
2833 index = 0;
2834
2835 OnArrowChar( index, event );
2836 }
2837 break;
2838
2839 case WXK_PAGEDOWN:
2840 {
2841 int steps = InReportView()
2842 ? pageSize - 1
2843 : pageSize - (m_current % pageSize) - 1;
2844
2845 size_t index = m_current + steps;
2846 size_t count = GetItemCount();
2847 if ( index >= count )
2848 index = count - 1;
2849
2850 OnArrowChar( index, event );
2851 }
2852 break;
2853
2854 case WXK_LEFT:
2855 if ( !InReportView() )
2856 {
2857 int index = m_current - pageSize;
2858 if (index < 0)
2859 index = 0;
2860
2861 OnArrowChar( index, event );
2862 }
2863 break;
2864
2865 case WXK_RIGHT:
2866 if ( !InReportView() )
2867 {
2868 size_t index = m_current + pageSize;
2869
2870 size_t count = GetItemCount();
2871 if ( index >= count )
2872 index = count - 1;
2873
2874 OnArrowChar( index, event );
2875 }
2876 break;
2877
2878 case WXK_SPACE:
2879 if ( IsSingleSel() )
2880 {
2881 if ( event.ControlDown() )
2882 {
2883 ReverseHighlight(m_current);
2884 }
2885 else // normal space press
2886 {
2887 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2888 }
2889 }
2890 else // multiple selection
2891 {
2892 ReverseHighlight(m_current);
2893 }
2894 break;
2895
2896 case WXK_RETURN:
2897 case WXK_EXECUTE:
2898 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2899 break;
2900
2901 default:
2902 event.Skip();
2903 }
2904 }
2905
2906 // ----------------------------------------------------------------------------
2907 // focus handling
2908 // ----------------------------------------------------------------------------
2909
2910 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2911 {
2912 if ( GetParent() )
2913 {
2914 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
2915 event.SetEventObject( GetParent() );
2916 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2917 return;
2918 }
2919
2920 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
2921 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
2922 // which are already drawn correctly resulting in horrible flicker - avoid
2923 // it
2924 if ( !m_hasFocus )
2925 {
2926 m_hasFocus = true;
2927
2928 RefreshSelected();
2929 }
2930 }
2931
2932 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
2933 {
2934 if ( GetParent() )
2935 {
2936 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
2937 event.SetEventObject( GetParent() );
2938 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2939 return;
2940 }
2941
2942 m_hasFocus = false;
2943 RefreshSelected();
2944 }
2945
2946 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
2947 {
2948 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
2949 {
2950 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2951 }
2952 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
2953 {
2954 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2955 }
2956 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
2957 {
2958 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2959 }
2960 else if ( InReportView() && (m_small_image_list))
2961 {
2962 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2963 }
2964 }
2965
2966 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
2967 {
2968 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
2969 {
2970 m_normal_image_list->GetSize( index, width, height );
2971 }
2972 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
2973 {
2974 m_small_image_list->GetSize( index, width, height );
2975 }
2976 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
2977 {
2978 m_small_image_list->GetSize( index, width, height );
2979 }
2980 else if ( InReportView() && m_small_image_list )
2981 {
2982 m_small_image_list->GetSize( index, width, height );
2983 }
2984 else
2985 {
2986 width =
2987 height = 0;
2988 }
2989 }
2990
2991 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
2992 {
2993 m_dirty = true;
2994
2995 // calc the spacing from the icon size
2996 int width = 0, height = 0;
2997
2998 if ((imageList) && (imageList->GetImageCount()) )
2999 imageList->GetSize(0, width, height);
3000
3001 if (which == wxIMAGE_LIST_NORMAL)
3002 {
3003 m_normal_image_list = imageList;
3004 m_normal_spacing = width + 8;
3005 }
3006
3007 if (which == wxIMAGE_LIST_SMALL)
3008 {
3009 m_small_image_list = imageList;
3010 m_small_spacing = width + 14;
3011 m_lineHeight = 0; // ensure that the line height will be recalc'd
3012 }
3013 }
3014
3015 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3016 {
3017 m_dirty = true;
3018 if (isSmall)
3019 m_small_spacing = spacing;
3020 else
3021 m_normal_spacing = spacing;
3022 }
3023
3024 int wxListMainWindow::GetItemSpacing( bool isSmall )
3025 {
3026 return isSmall ? m_small_spacing : m_normal_spacing;
3027 }
3028
3029 // ----------------------------------------------------------------------------
3030 // columns
3031 // ----------------------------------------------------------------------------
3032
3033 int
3034 wxListMainWindow::ComputeMinHeaderWidth(const wxListHeaderData* column) const
3035 {
3036 wxClientDC dc(const_cast<wxListMainWindow*>(this));
3037
3038 int width = dc.GetTextExtent(column->GetText()).x + AUTOSIZE_COL_MARGIN;
3039
3040 width += 2*EXTRA_WIDTH;
3041
3042 // check for column header's image availability
3043 const int image = column->GetImage();
3044 if ( image != -1 )
3045 {
3046 if ( m_small_image_list )
3047 {
3048 int ix = 0, iy = 0;
3049 m_small_image_list->GetSize(image, ix, iy);
3050 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3051 }
3052 }
3053
3054 return width;
3055 }
3056
3057 void wxListMainWindow::SetColumn( int col, const wxListItem &item )
3058 {
3059 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3060
3061 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
3062
3063 wxListHeaderData *column = node->GetData();
3064 column->SetItem( item );
3065
3066 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3067 column->SetWidth(ComputeMinHeaderWidth(column));
3068
3069 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3070 if ( headerWin )
3071 headerWin->m_dirty = true;
3072
3073 m_dirty = true;
3074
3075 // invalidate it as it has to be recalculated
3076 m_headerWidth = 0;
3077 }
3078
3079 void wxListMainWindow::SetColumnWidth( int col, int width )
3080 {
3081 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3082 wxT("invalid column index") );
3083
3084 wxCHECK_RET( InReportView(),
3085 wxT("SetColumnWidth() can only be called in report mode.") );
3086
3087 m_dirty = true;
3088
3089 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3090 if ( headerWin )
3091 headerWin->m_dirty = true;
3092
3093 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3094 wxCHECK_RET( node, wxT("no column?") );
3095
3096 wxListHeaderData *column = node->GetData();
3097
3098 size_t count = GetItemCount();
3099
3100 if (width == wxLIST_AUTOSIZE_USEHEADER)
3101 {
3102 width = ComputeMinHeaderWidth(column);
3103 }
3104 else if ( width == wxLIST_AUTOSIZE )
3105 {
3106 width = ComputeMinHeaderWidth(column);
3107
3108 if ( !IsVirtual() )
3109 {
3110 wxClientDC dc(this);
3111 dc.SetFont( GetFont() );
3112
3113 int max = AUTOSIZE_COL_MARGIN;
3114
3115 // if the cached column width isn't valid then recalculate it
3116 if (m_aColWidths.Item(col)->bNeedsUpdate)
3117 {
3118 for (size_t i = 0; i < count; i++)
3119 {
3120 wxListLineData *line = GetLine( i );
3121 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3122
3123 wxCHECK_RET( n, wxT("no subitem?") );
3124
3125 wxListItemData *itemData = n->GetData();
3126 wxListItem item;
3127
3128 itemData->GetItem(item);
3129 int itemWidth = GetItemWidthWithImage(&item);
3130 if (itemWidth > max)
3131 max = itemWidth;
3132 }
3133
3134 m_aColWidths.Item(col)->bNeedsUpdate = false;
3135 m_aColWidths.Item(col)->nMaxWidth = max;
3136 }
3137
3138 max = m_aColWidths.Item(col)->nMaxWidth + AUTOSIZE_COL_MARGIN;
3139 if ( width < max )
3140 width = max;
3141 }
3142 }
3143
3144 column->SetWidth( width );
3145
3146 // invalidate it as it has to be recalculated
3147 m_headerWidth = 0;
3148 }
3149
3150 int wxListMainWindow::GetHeaderWidth() const
3151 {
3152 if ( !m_headerWidth )
3153 {
3154 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3155
3156 size_t count = GetColumnCount();
3157 for ( size_t col = 0; col < count; col++ )
3158 {
3159 self->m_headerWidth += GetColumnWidth(col);
3160 }
3161 }
3162
3163 return m_headerWidth;
3164 }
3165
3166 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3167 {
3168 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3169 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3170
3171 wxListHeaderData *column = node->GetData();
3172 column->GetItem( item );
3173 }
3174
3175 int wxListMainWindow::GetColumnWidth( int col ) const
3176 {
3177 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3178 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3179
3180 wxListHeaderData *column = node->GetData();
3181 return column->GetWidth();
3182 }
3183
3184 // ----------------------------------------------------------------------------
3185 // item state
3186 // ----------------------------------------------------------------------------
3187
3188 void wxListMainWindow::SetItem( wxListItem &item )
3189 {
3190 long id = item.m_itemId;
3191 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3192 wxT("invalid item index in SetItem") );
3193
3194 if ( !IsVirtual() )
3195 {
3196 wxListLineData *line = GetLine((size_t)id);
3197 line->SetItem( item.m_col, item );
3198
3199 // Set item state if user wants
3200 if ( item.m_mask & wxLIST_MASK_STATE )
3201 SetItemState( item.m_itemId, item.m_state, item.m_state );
3202
3203 if (InReportView())
3204 {
3205 // update the Max Width Cache if needed
3206 int width = GetItemWidthWithImage(&item);
3207
3208 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3209 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3210 }
3211 }
3212
3213 // update the item on screen unless we're going to update everything soon
3214 // anyhow
3215 if ( !m_dirty )
3216 {
3217 wxRect rectItem;
3218 GetItemRect(id, rectItem);
3219 RefreshRect(rectItem);
3220 }
3221 }
3222
3223 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3224 {
3225 if ( IsEmpty() )
3226 return;
3227
3228 // first deal with selection
3229 if ( stateMask & wxLIST_STATE_SELECTED )
3230 {
3231 // set/clear select state
3232 if ( IsVirtual() )
3233 {
3234 // optimized version for virtual listctrl.
3235 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3236 Refresh();
3237 }
3238 else if ( state & wxLIST_STATE_SELECTED )
3239 {
3240 const long count = GetItemCount();
3241 for( long i = 0; i < count; i++ )
3242 {
3243 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3244 }
3245
3246 }
3247 else
3248 {
3249 // clear for non virtual (somewhat optimized by using GetNextItem())
3250 long i = -1;
3251 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3252 {
3253 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3254 }
3255 }
3256 }
3257
3258 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3259 {
3260 // unfocus all: only one item can be focussed, so clearing focus for
3261 // all items is simply clearing focus of the focussed item.
3262 SetItemState(m_current, state, stateMask);
3263 }
3264 //(setting focus to all items makes no sense, so it is not handled here.)
3265 }
3266
3267 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3268 {
3269 if ( litem == -1 )
3270 {
3271 SetItemStateAll(state, stateMask);
3272 return;
3273 }
3274
3275 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3276 wxT("invalid list ctrl item index in SetItem") );
3277
3278 size_t oldCurrent = m_current;
3279 size_t item = (size_t)litem; // safe because of the check above
3280
3281 // do we need to change the focus?
3282 if ( stateMask & wxLIST_STATE_FOCUSED )
3283 {
3284 if ( state & wxLIST_STATE_FOCUSED )
3285 {
3286 // don't do anything if this item is already focused
3287 if ( item != m_current )
3288 {
3289 ChangeCurrent(item);
3290
3291 if ( oldCurrent != (size_t)-1 )
3292 {
3293 if ( IsSingleSel() )
3294 {
3295 HighlightLine(oldCurrent, false);
3296 }
3297
3298 RefreshLine(oldCurrent);
3299 }
3300
3301 RefreshLine( m_current );
3302 }
3303 }
3304 else // unfocus
3305 {
3306 // don't do anything if this item is not focused
3307 if ( item == m_current )
3308 {
3309 ResetCurrent();
3310
3311 if ( IsSingleSel() )
3312 {
3313 // we must unselect the old current item as well or we
3314 // might end up with more than one selected item in a
3315 // single selection control
3316 HighlightLine(oldCurrent, false);
3317 }
3318
3319 RefreshLine( oldCurrent );
3320 }
3321 }
3322 }
3323
3324 // do we need to change the selection state?
3325 if ( stateMask & wxLIST_STATE_SELECTED )
3326 {
3327 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3328
3329 if ( IsSingleSel() )
3330 {
3331 if ( on )
3332 {
3333 // selecting the item also makes it the focused one in the
3334 // single sel mode
3335 if ( m_current != item )
3336 {
3337 ChangeCurrent(item);
3338
3339 if ( oldCurrent != (size_t)-1 )
3340 {
3341 HighlightLine( oldCurrent, false );
3342 RefreshLine( oldCurrent );
3343 }
3344 }
3345 }
3346 else // off
3347 {
3348 // only the current item may be selected anyhow
3349 if ( item != m_current )
3350 return;
3351 }
3352 }
3353
3354 if ( HighlightLine(item, on) )
3355 {
3356 RefreshLine(item);
3357 }
3358 }
3359 }
3360
3361 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3362 {
3363 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3364 wxT("invalid list ctrl item index in GetItemState()") );
3365
3366 int ret = wxLIST_STATE_DONTCARE;
3367
3368 if ( stateMask & wxLIST_STATE_FOCUSED )
3369 {
3370 if ( (size_t)item == m_current )
3371 ret |= wxLIST_STATE_FOCUSED;
3372 }
3373
3374 if ( stateMask & wxLIST_STATE_SELECTED )
3375 {
3376 if ( IsHighlighted(item) )
3377 ret |= wxLIST_STATE_SELECTED;
3378 }
3379
3380 return ret;
3381 }
3382
3383 void wxListMainWindow::GetItem( wxListItem &item ) const
3384 {
3385 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3386 wxT("invalid item index in GetItem") );
3387
3388 wxListLineData *line = GetLine((size_t)item.m_itemId);
3389 line->GetItem( item.m_col, item );
3390
3391 // Get item state if user wants it
3392 if ( item.m_mask & wxLIST_MASK_STATE )
3393 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3394 wxLIST_STATE_FOCUSED );
3395 }
3396
3397 // ----------------------------------------------------------------------------
3398 // item count
3399 // ----------------------------------------------------------------------------
3400
3401 size_t wxListMainWindow::GetItemCount() const
3402 {
3403 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3404 }
3405
3406 void wxListMainWindow::SetItemCount(long count)
3407 {
3408 m_selStore.SetItemCount(count);
3409 m_countVirt = count;
3410
3411 ResetVisibleLinesRange();
3412
3413 // scrollbars must be reset
3414 m_dirty = true;
3415 }
3416
3417 int wxListMainWindow::GetSelectedItemCount() const
3418 {
3419 // deal with the quick case first
3420 if ( IsSingleSel() )
3421 return HasCurrent() ? IsHighlighted(m_current) : false;
3422
3423 // virtual controls remmebers all its selections itself
3424 if ( IsVirtual() )
3425 return m_selStore.GetSelectedCount();
3426
3427 // TODO: we probably should maintain the number of items selected even for
3428 // non virtual controls as enumerating all lines is really slow...
3429 size_t countSel = 0;
3430 size_t count = GetItemCount();
3431 for ( size_t line = 0; line < count; line++ )
3432 {
3433 if ( GetLine(line)->IsHighlighted() )
3434 countSel++;
3435 }
3436
3437 return countSel;
3438 }
3439
3440 // ----------------------------------------------------------------------------
3441 // item position/size
3442 // ----------------------------------------------------------------------------
3443
3444 wxRect wxListMainWindow::GetViewRect() const
3445 {
3446 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3447
3448 // we need to find the longest/tallest label
3449 wxCoord xMax = 0, yMax = 0;
3450 const int count = GetItemCount();
3451 if ( count )
3452 {
3453 for ( int i = 0; i < count; i++ )
3454 {
3455 // we need logical, not physical, coordinates here, so use
3456 // GetLineRect() instead of GetItemRect()
3457 wxRect r = GetLineRect(i);
3458
3459 wxCoord x = r.GetRight(),
3460 y = r.GetBottom();
3461
3462 if ( x > xMax )
3463 xMax = x;
3464 if ( y > yMax )
3465 yMax = y;
3466 }
3467 }
3468
3469 // some fudge needed to make it look prettier
3470 xMax += 2 * EXTRA_BORDER_X;
3471 yMax += 2 * EXTRA_BORDER_Y;
3472
3473 // account for the scrollbars if necessary
3474 const wxSize sizeAll = GetClientSize();
3475 if ( xMax > sizeAll.x )
3476 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3477 if ( yMax > sizeAll.y )
3478 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3479
3480 return wxRect(0, 0, xMax, yMax);
3481 }
3482
3483 bool
3484 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3485 {
3486 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3487 false,
3488 wxT("GetSubItemRect only meaningful in report view") );
3489 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3490 wxT("invalid item in GetSubItemRect") );
3491
3492 // ensure that we're laid out, otherwise we could return nonsense
3493 if ( m_dirty )
3494 {
3495 wxConstCast(this, wxListMainWindow)->
3496 RecalculatePositions(true /* no refresh */);
3497 }
3498
3499 rect = GetLineRect((size_t)item);
3500
3501 // Adjust rect to specified column
3502 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3503 {
3504 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3505 wxT("invalid subItem in GetSubItemRect") );
3506
3507 for (int i = 0; i < subItem; i++)
3508 {
3509 rect.x += GetColumnWidth(i);
3510 }
3511 rect.width = GetColumnWidth(subItem);
3512 }
3513
3514 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3515
3516 return true;
3517 }
3518
3519 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3520 {
3521 wxRect rect;
3522 GetItemRect(item, rect);
3523
3524 pos.x = rect.x;
3525 pos.y = rect.y;
3526
3527 return true;
3528 }
3529
3530 // ----------------------------------------------------------------------------
3531 // geometry calculation
3532 // ----------------------------------------------------------------------------
3533
3534 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3535 {
3536 const int lineHeight = GetLineHeight();
3537
3538 wxClientDC dc( this );
3539 dc.SetFont( GetFont() );
3540
3541 const size_t count = GetItemCount();
3542
3543 int iconSpacing;
3544 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3545 iconSpacing = m_normal_spacing;
3546 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3547 iconSpacing = m_small_spacing;
3548 else
3549 iconSpacing = 0;
3550
3551 // Note that we do not call GetClientSize() here but
3552 // GetSize() and subtract the border size for sunken
3553 // borders manually. This is technically incorrect,
3554 // but we need to know the client area's size WITHOUT
3555 // scrollbars here. Since we don't know if there are
3556 // any scrollbars, we use GetSize() instead. Another
3557 // solution would be to call SetScrollbars() here to
3558 // remove the scrollbars and call GetClientSize() then,
3559 // but this might result in flicker and - worse - will
3560 // reset the scrollbars to 0 which is not good at all
3561 // if you resize a dialog/window, but don't want to
3562 // reset the window scrolling. RR.
3563 // Furthermore, we actually do NOT subtract the border
3564 // width as 2 pixels is just the extra space which we
3565 // need around the actual content in the window. Other-
3566 // wise the text would e.g. touch the upper border. RR.
3567 int clientWidth,
3568 clientHeight;
3569 GetSize( &clientWidth, &clientHeight );
3570
3571 if ( InReportView() )
3572 {
3573 // all lines have the same height and we scroll one line per step
3574 int entireHeight = count * lineHeight + LINE_SPACING;
3575
3576 m_linesPerPage = clientHeight / lineHeight;
3577
3578 ResetVisibleLinesRange();
3579
3580 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3581 GetHeaderWidth() / SCROLL_UNIT_X,
3582 (entireHeight + lineHeight - 1) / lineHeight,
3583 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3584 GetListCtrl()->GetScrollPos(wxVERTICAL),
3585 true );
3586 }
3587 else // !report
3588 {
3589 // we have 3 different layout strategies: either layout all items
3590 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3591 // to arrange them in top to bottom, left to right (don't ask me why
3592 // not the other way round...) order
3593 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3594 {
3595 int x = EXTRA_BORDER_X;
3596 int y = EXTRA_BORDER_Y;
3597
3598 wxCoord widthMax = 0;
3599
3600 size_t i;
3601 for ( i = 0; i < count; i++ )
3602 {
3603 wxListLineData *line = GetLine(i);
3604 line->CalculateSize( &dc, iconSpacing );
3605 line->SetPosition( x, y, iconSpacing );
3606
3607 wxSize sizeLine = GetLineSize(i);
3608
3609 if ( HasFlag(wxLC_ALIGN_TOP) )
3610 {
3611 if ( sizeLine.x > widthMax )
3612 widthMax = sizeLine.x;
3613
3614 y += sizeLine.y;
3615 }
3616 else // wxLC_ALIGN_LEFT
3617 {
3618 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3619 }
3620 }
3621
3622 if ( HasFlag(wxLC_ALIGN_TOP) )
3623 {
3624 // traverse the items again and tweak their sizes so that they are
3625 // all the same in a row
3626 for ( i = 0; i < count; i++ )
3627 {
3628 wxListLineData *line = GetLine(i);
3629 line->m_gi->ExtendWidth(widthMax);
3630 }
3631 }
3632
3633 GetListCtrl()->SetScrollbars
3634 (
3635 SCROLL_UNIT_X,
3636 lineHeight,
3637 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3638 (y + lineHeight) / lineHeight,
3639 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3640 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3641 true
3642 );
3643 }
3644 else // "flowed" arrangement, the most complicated case
3645 {
3646 // at first we try without any scrollbars, if the items don't fit into
3647 // the window, we recalculate after subtracting the space taken by the
3648 // scrollbar
3649
3650 int entireWidth = 0;
3651
3652 for (int tries = 0; tries < 2; tries++)
3653 {
3654 entireWidth = 2 * EXTRA_BORDER_X;
3655
3656 if (tries == 1)
3657 {
3658 // Now we have decided that the items do not fit into the
3659 // client area, so we need a scrollbar
3660 entireWidth += SCROLL_UNIT_X;
3661 }
3662
3663 int x = EXTRA_BORDER_X;
3664 int y = EXTRA_BORDER_Y;
3665
3666 // Note that "row" here is vertical, i.e. what is called
3667 // "column" in many other places in wxWidgets.
3668 int maxWidthInThisRow = 0;
3669
3670 m_linesPerPage = 0;
3671 int currentlyVisibleLines = 0;
3672
3673 for (size_t i = 0; i < count; i++)
3674 {
3675 currentlyVisibleLines++;
3676 wxListLineData *line = GetLine( i );
3677 line->CalculateSize( &dc, iconSpacing );
3678 line->SetPosition( x, y, iconSpacing );
3679
3680 wxSize sizeLine = GetLineSize( i );
3681
3682 if ( maxWidthInThisRow < sizeLine.x )
3683 maxWidthInThisRow = sizeLine.x;
3684
3685 y += sizeLine.y;
3686 if (currentlyVisibleLines > m_linesPerPage)
3687 m_linesPerPage = currentlyVisibleLines;
3688
3689 // Have we reached the end of the row either because no
3690 // more items would fit or because there are simply no more
3691 // items?
3692 if ( y + sizeLine.y >= clientHeight
3693 || i == count - 1)
3694 {
3695 // Adjust all items in this row to have the same
3696 // width to ensure that they all align horizontally in
3697 // icon view.
3698 if ( HasFlag(wxLC_ICON) || HasFlag(wxLC_SMALL_ICON) )
3699 {
3700 size_t firstRowLine = i - currentlyVisibleLines + 1;
3701 for (size_t j = firstRowLine; j <= i; j++)
3702 {
3703 GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow);
3704 }
3705 }
3706
3707 currentlyVisibleLines = 0;
3708 y = EXTRA_BORDER_Y;
3709 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3710 x += maxWidthInThisRow;
3711 entireWidth += maxWidthInThisRow;
3712 maxWidthInThisRow = 0;
3713 }
3714
3715 if ( (tries == 0) &&
3716 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3717 {
3718 clientHeight -= wxSystemSettings::
3719 GetMetric(wxSYS_HSCROLL_Y);
3720 m_linesPerPage = 0;
3721 break;
3722 }
3723
3724 if ( i == count - 1 )
3725 tries = 1; // Everything fits, no second try required.
3726 }
3727 }
3728
3729 GetListCtrl()->SetScrollbars
3730 (
3731 SCROLL_UNIT_X,
3732 lineHeight,
3733 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3734 0,
3735 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3736 0,
3737 true
3738 );
3739 }
3740 }
3741
3742 if ( !noRefresh )
3743 {
3744 // FIXME: why should we call it from here?
3745 UpdateCurrent();
3746
3747 RefreshAll();
3748 }
3749 }
3750
3751 void wxListMainWindow::RefreshAll()
3752 {
3753 m_dirty = false;
3754 Refresh();
3755
3756 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3757 if ( headerWin && headerWin->m_dirty )
3758 {
3759 headerWin->m_dirty = false;
3760 headerWin->Refresh();
3761 }
3762 }
3763
3764 void wxListMainWindow::UpdateCurrent()
3765 {
3766 if ( !HasCurrent() && !IsEmpty() )
3767 ChangeCurrent(0);
3768 }
3769
3770 long wxListMainWindow::GetNextItem( long item,
3771 int WXUNUSED(geometry),
3772 int state ) const
3773 {
3774 long ret = item,
3775 max = GetItemCount();
3776 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3777 wxT("invalid listctrl index in GetNextItem()") );
3778
3779 // notice that we start with the next item (or the first one if item == -1)
3780 // and this is intentional to allow writing a simple loop to iterate over
3781 // all selected items
3782 ret++;
3783 if ( ret == max )
3784 // this is not an error because the index was OK initially,
3785 // just no such item
3786 return -1;
3787
3788 if ( !state )
3789 // any will do
3790 return (size_t)ret;
3791
3792 size_t count = GetItemCount();
3793 for ( size_t line = (size_t)ret; line < count; line++ )
3794 {
3795 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3796 return line;
3797
3798 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3799 return line;
3800 }
3801
3802 return -1;
3803 }
3804
3805 // ----------------------------------------------------------------------------
3806 // deleting stuff
3807 // ----------------------------------------------------------------------------
3808
3809 void wxListMainWindow::DeleteItem( long lindex )
3810 {
3811 size_t count = GetItemCount();
3812
3813 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3814 wxT("invalid item index in DeleteItem") );
3815
3816 size_t index = (size_t)lindex;
3817
3818 // we don't need to adjust the index for the previous items
3819 if ( HasCurrent() && m_current >= index )
3820 {
3821 // if the current item is being deleted, we want the next one to
3822 // become selected - unless there is no next one - so don't adjust
3823 // m_current in this case
3824 if ( m_current != index || m_current == count - 1 )
3825 m_current--;
3826 }
3827
3828 if ( InReportView() )
3829 {
3830 // mark the Column Max Width cache as dirty if the items in the line
3831 // we're deleting contain the Max Column Width
3832 wxListLineData * const line = GetLine(index);
3833 wxListItemDataList::compatibility_iterator n;
3834 wxListItemData *itemData;
3835 wxListItem item;
3836 int itemWidth;
3837
3838 for (size_t i = 0; i < m_columns.GetCount(); i++)
3839 {
3840 n = line->m_items.Item( i );
3841 itemData = n->GetData();
3842 itemData->GetItem(item);
3843
3844 itemWidth = GetItemWidthWithImage(&item);
3845
3846 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3847 m_aColWidths.Item(i)->bNeedsUpdate = true;
3848 }
3849
3850 ResetVisibleLinesRange();
3851 }
3852
3853 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3854
3855 if ( IsVirtual() )
3856 {
3857 m_countVirt--;
3858 m_selStore.OnItemDelete(index);
3859 }
3860 else
3861 {
3862 m_lines.RemoveAt( index );
3863 }
3864
3865 // we need to refresh the (vert) scrollbar as the number of items changed
3866 m_dirty = true;
3867
3868 RefreshAfter(index);
3869 }
3870
3871 void wxListMainWindow::DeleteColumn( int col )
3872 {
3873 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3874
3875 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3876
3877 m_dirty = true;
3878 delete node->GetData();
3879 m_columns.Erase( node );
3880
3881 if ( !IsVirtual() )
3882 {
3883 // update all the items
3884 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3885 {
3886 wxListLineData * const line = GetLine(i);
3887
3888 // In the following atypical but possible scenario it can be
3889 // legal to call DeleteColumn() but the items may not have any
3890 // values for it:
3891 // 1. In report view, insert a second column.
3892 // 2. Still in report view, add an item with 2 values.
3893 // 3. Switch to an icon (or list) view.
3894 // 4. Add an item -- necessarily with 1 value only.
3895 // 5. Switch back to report view.
3896 // 6. Call DeleteColumn().
3897 // So we need to check for this as otherwise we would simply crash
3898 // if this happens.
3899 if ( line->m_items.GetCount() <= static_cast<unsigned>(col) )
3900 continue;
3901
3902 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3903 delete n->GetData();
3904 line->m_items.Erase(n);
3905 }
3906 }
3907
3908 if ( InReportView() ) // we only cache max widths when in Report View
3909 {
3910 delete m_aColWidths.Item(col);
3911 m_aColWidths.RemoveAt(col);
3912 }
3913
3914 // invalidate it as it has to be recalculated
3915 m_headerWidth = 0;
3916 }
3917
3918 void wxListMainWindow::DoDeleteAllItems()
3919 {
3920 if ( IsEmpty() )
3921 // nothing to do - in particular, don't send the event
3922 return;
3923
3924 ResetCurrent();
3925
3926 // to make the deletion of all items faster, we don't send the
3927 // notifications for each item deletion in this case but only one event
3928 // for all of them: this is compatible with wxMSW and documented in
3929 // DeleteAllItems() description
3930
3931 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
3932 event.SetEventObject( GetParent() );
3933 GetParent()->GetEventHandler()->ProcessEvent( event );
3934
3935 if ( IsVirtual() )
3936 {
3937 m_countVirt = 0;
3938 m_selStore.Clear();
3939 }
3940
3941 if ( InReportView() )
3942 {
3943 ResetVisibleLinesRange();
3944 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
3945 {
3946 m_aColWidths.Item(i)->bNeedsUpdate = true;
3947 }
3948 }
3949
3950 m_lines.Clear();
3951 }
3952
3953 void wxListMainWindow::DeleteAllItems()
3954 {
3955 DoDeleteAllItems();
3956
3957 RecalculatePositions();
3958 }
3959
3960 void wxListMainWindow::DeleteEverything()
3961 {
3962 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
3963 WX_CLEAR_ARRAY(m_aColWidths);
3964
3965 DeleteAllItems();
3966 }
3967
3968 // ----------------------------------------------------------------------------
3969 // scanning for an item
3970 // ----------------------------------------------------------------------------
3971
3972 void wxListMainWindow::EnsureVisible( long index )
3973 {
3974 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3975 wxT("invalid index in EnsureVisible") );
3976
3977 // We have to call this here because the label in question might just have
3978 // been added and its position is not known yet
3979 if ( m_dirty )
3980 RecalculatePositions(true /* no refresh */);
3981
3982 MoveToItem((size_t)index);
3983 }
3984
3985 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
3986 {
3987 if (str.empty())
3988 return wxNOT_FOUND;
3989
3990 long pos = start;
3991 wxString str_upper = str.Upper();
3992 if (pos < 0)
3993 pos = 0;
3994
3995 size_t count = GetItemCount();
3996 for ( size_t i = (size_t)pos; i < count; i++ )
3997 {
3998 wxListLineData *line = GetLine(i);
3999 wxString line_upper = line->GetText(0).Upper();
4000 if (!partial)
4001 {
4002 if (line_upper == str_upper )
4003 return i;
4004 }
4005 else
4006 {
4007 if (line_upper.find(str_upper) == 0)
4008 return i;
4009 }
4010 }
4011
4012 return wxNOT_FOUND;
4013 }
4014
4015 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
4016 {
4017 long pos = start;
4018 if (pos < 0)
4019 pos = 0;
4020
4021 size_t count = GetItemCount();
4022 for (size_t i = (size_t)pos; i < count; i++)
4023 {
4024 wxListLineData *line = GetLine(i);
4025 wxListItem item;
4026 line->GetItem( 0, item );
4027 if (item.m_data == data)
4028 return i;
4029 }
4030
4031 return wxNOT_FOUND;
4032 }
4033
4034 long wxListMainWindow::FindItem( const wxPoint& pt )
4035 {
4036 size_t topItem;
4037 GetVisibleLinesRange( &topItem, NULL );
4038
4039 wxPoint p;
4040 GetItemPosition( GetItemCount() - 1, p );
4041 if ( p.y == 0 )
4042 return topItem;
4043
4044 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4045 if ( id >= 0 && id < (long)GetItemCount() )
4046 return id;
4047
4048 return wxNOT_FOUND;
4049 }
4050
4051 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4052 {
4053 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
4054
4055 size_t count = GetItemCount();
4056
4057 if ( InReportView() )
4058 {
4059 size_t current = y / GetLineHeight();
4060 if ( current < count )
4061 {
4062 flags = HitTestLine(current, x, y);
4063 if ( flags )
4064 return current;
4065 }
4066 }
4067 else // !report
4068 {
4069 // TODO: optimize it too! this is less simple than for report view but
4070 // enumerating all items is still not a way to do it!!
4071 for ( size_t current = 0; current < count; current++ )
4072 {
4073 flags = HitTestLine(current, x, y);
4074 if ( flags )
4075 return current;
4076 }
4077 }
4078
4079 return wxNOT_FOUND;
4080 }
4081
4082 // ----------------------------------------------------------------------------
4083 // adding stuff
4084 // ----------------------------------------------------------------------------
4085
4086 void wxListMainWindow::InsertItem( wxListItem &item )
4087 {
4088 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4089
4090 int count = GetItemCount();
4091 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4092
4093 if (item.m_itemId > count)
4094 item.m_itemId = count;
4095
4096 size_t id = item.m_itemId;
4097
4098 m_dirty = true;
4099
4100 if ( InReportView() )
4101 {
4102 ResetVisibleLinesRange();
4103
4104 const unsigned col = item.GetColumn();
4105 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4106
4107 // calculate the width of the item and adjust the max column width
4108 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4109 int width = GetItemWidthWithImage(&item);
4110 item.SetWidth(width);
4111 if (width > pWidthInfo->nMaxWidth)
4112 pWidthInfo->nMaxWidth = width;
4113 }
4114
4115 wxListLineData *line = new wxListLineData(this);
4116
4117 line->SetItem( item.m_col, item );
4118 if ( item.m_mask & wxLIST_MASK_IMAGE )
4119 {
4120 // Reset the buffered height if it's not big enough for the new image.
4121 int image = item.GetImage();
4122 if ( m_small_image_list && image != -1 && InReportView() )
4123 {
4124 int imageWidth, imageHeight;
4125 m_small_image_list->GetSize(image, imageWidth, imageHeight);
4126
4127 if ( imageHeight > m_lineHeight )
4128 m_lineHeight = 0;
4129 }
4130 }
4131
4132 m_lines.Insert( line, id );
4133
4134 m_dirty = true;
4135
4136 // If an item is selected at or below the point of insertion, we need to
4137 // increment the member variables because the current row's index has gone
4138 // up by one
4139 if ( HasCurrent() && m_current >= id )
4140 m_current++;
4141
4142 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4143
4144 RefreshLines(id, GetItemCount() - 1);
4145 }
4146
4147 long wxListMainWindow::InsertColumn( long col, const wxListItem &item )
4148 {
4149 long idx = -1;
4150
4151 m_dirty = true;
4152 if ( InReportView() )
4153 {
4154 wxListHeaderData *column = new wxListHeaderData( item );
4155 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4156 column->SetWidth(ComputeMinHeaderWidth(column));
4157
4158 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4159
4160 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4161 if ( insert )
4162 {
4163 wxListHeaderDataList::compatibility_iterator
4164 node = m_columns.Item( col );
4165 m_columns.Insert( node, column );
4166 m_aColWidths.Insert( colWidthInfo, col );
4167 idx = col;
4168 }
4169 else
4170 {
4171 idx = m_aColWidths.GetCount();
4172 m_columns.Append( column );
4173 m_aColWidths.Add( colWidthInfo );
4174 }
4175
4176 if ( !IsVirtual() )
4177 {
4178 // update all the items
4179 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4180 {
4181 wxListLineData * const line = GetLine(i);
4182 wxListItemData * const data = new wxListItemData(this);
4183 if ( insert )
4184 line->m_items.Insert(col, data);
4185 else
4186 line->m_items.Append(data);
4187 }
4188 }
4189
4190 // invalidate it as it has to be recalculated
4191 m_headerWidth = 0;
4192 }
4193 return idx;
4194 }
4195
4196 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4197 {
4198 int width = 0;
4199 wxClientDC dc(this);
4200
4201 dc.SetFont( GetFont() );
4202
4203 if (item->GetImage() != -1)
4204 {
4205 int ix, iy;
4206 GetImageSize( item->GetImage(), ix, iy );
4207 width += ix + 5;
4208 }
4209
4210 if (!item->GetText().empty())
4211 {
4212 wxCoord w;
4213 dc.GetTextExtent( item->GetText(), &w, NULL );
4214 width += w;
4215 }
4216
4217 return width;
4218 }
4219
4220 // ----------------------------------------------------------------------------
4221 // sorting
4222 // ----------------------------------------------------------------------------
4223
4224 static wxListCtrlCompare list_ctrl_compare_func_2;
4225 static wxIntPtr list_ctrl_compare_data;
4226
4227 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4228 {
4229 wxListLineData *line1 = *arg1;
4230 wxListLineData *line2 = *arg2;
4231 wxListItem item;
4232 line1->GetItem( 0, item );
4233 wxUIntPtr data1 = item.m_data;
4234 line2->GetItem( 0, item );
4235 wxUIntPtr data2 = item.m_data;
4236 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4237 }
4238
4239 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4240 {
4241 // selections won't make sense any more after sorting the items so reset
4242 // them
4243 HighlightAll(false);
4244 ResetCurrent();
4245
4246 list_ctrl_compare_func_2 = fn;
4247 list_ctrl_compare_data = data;
4248 m_lines.Sort( list_ctrl_compare_func_1 );
4249 m_dirty = true;
4250 }
4251
4252 // ----------------------------------------------------------------------------
4253 // scrolling
4254 // ----------------------------------------------------------------------------
4255
4256 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4257 {
4258 // update our idea of which lines are shown when we redraw the window the
4259 // next time
4260 ResetVisibleLinesRange();
4261
4262 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4263 {
4264 wxGenericListCtrl* lc = GetListCtrl();
4265 wxCHECK_RET( lc, wxT("no listctrl window?") );
4266
4267 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4268 {
4269 lc->m_headerWin->Refresh();
4270 lc->m_headerWin->Update();
4271 }
4272 }
4273 }
4274
4275 int wxListMainWindow::GetCountPerPage() const
4276 {
4277 if ( !m_linesPerPage )
4278 {
4279 wxConstCast(this, wxListMainWindow)->
4280 m_linesPerPage = GetClientSize().y / GetLineHeight();
4281 }
4282
4283 return m_linesPerPage;
4284 }
4285
4286 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4287 {
4288 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4289
4290 if ( m_lineFrom == (size_t)-1 )
4291 {
4292 size_t count = GetItemCount();
4293 if ( count )
4294 {
4295 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4296
4297 // this may happen if SetScrollbars() hadn't been called yet
4298 if ( m_lineFrom >= count )
4299 m_lineFrom = count - 1;
4300
4301 // we redraw one extra line but this is needed to make the redrawing
4302 // logic work when there is a fractional number of lines on screen
4303 m_lineTo = m_lineFrom + m_linesPerPage;
4304 if ( m_lineTo >= count )
4305 m_lineTo = count - 1;
4306 }
4307 else // empty control
4308 {
4309 m_lineFrom = 0;
4310 m_lineTo = (size_t)-1;
4311 }
4312 }
4313
4314 wxASSERT_MSG( IsEmpty() ||
4315 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4316 wxT("GetVisibleLinesRange() returns incorrect result") );
4317
4318 if ( from )
4319 *from = m_lineFrom;
4320 if ( to )
4321 *to = m_lineTo;
4322 }
4323
4324 // -------------------------------------------------------------------------------------
4325 // wxGenericListCtrl
4326 // -------------------------------------------------------------------------------------
4327
4328 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4329
4330 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxListCtrlBase)
4331 EVT_SIZE(wxGenericListCtrl::OnSize)
4332 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4333 END_EVENT_TABLE()
4334
4335 void wxGenericListCtrl::Init()
4336 {
4337 m_imageListNormal = NULL;
4338 m_imageListSmall = NULL;
4339 m_imageListState = NULL;
4340
4341 m_ownsImageListNormal =
4342 m_ownsImageListSmall =
4343 m_ownsImageListState = false;
4344
4345 m_mainWin = NULL;
4346 m_headerWin = NULL;
4347 }
4348
4349 wxGenericListCtrl::~wxGenericListCtrl()
4350 {
4351 if (m_ownsImageListNormal)
4352 delete m_imageListNormal;
4353 if (m_ownsImageListSmall)
4354 delete m_imageListSmall;
4355 if (m_ownsImageListState)
4356 delete m_imageListState;
4357 }
4358
4359 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4360 {
4361 bool needs_header = HasHeader();
4362 bool has_header = (m_headerWin != NULL);
4363
4364 if (needs_header == has_header)
4365 return;
4366
4367 if (needs_header)
4368 {
4369 m_headerWin = new wxListHeaderWindow
4370 (
4371 this, wxID_ANY, m_mainWin,
4372 wxPoint(0,0),
4373 wxSize
4374 (
4375 GetClientSize().x,
4376 wxRendererNative::Get().GetHeaderButtonHeight(this)
4377 ),
4378 wxTAB_TRAVERSAL
4379 );
4380
4381 #if defined( __WXMAC__ )
4382 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4383 m_headerWin->SetFont( font );
4384 #endif
4385
4386 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4387 }
4388 else
4389 {
4390 GetSizer()->Detach( m_headerWin );
4391
4392 wxDELETE(m_headerWin);
4393 }
4394 }
4395
4396 bool wxGenericListCtrl::Create(wxWindow *parent,
4397 wxWindowID id,
4398 const wxPoint &pos,
4399 const wxSize &size,
4400 long style,
4401 const wxValidator &validator,
4402 const wxString &name)
4403 {
4404 Init();
4405
4406 // just like in other ports, an assert will fail if the user doesn't give any type style:
4407 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4408 wxT("wxListCtrl style should have exactly one mode bit set") );
4409
4410 if ( !wxListCtrlBase::Create( parent, id, pos, size,
4411 style | wxVSCROLL | wxHSCROLL,
4412 validator, name ) )
4413 return false;
4414
4415 m_mainWin = new wxListMainWindow(this, wxID_ANY, wxPoint(0, 0), size);
4416
4417 SetTargetWindow( m_mainWin );
4418
4419 // We use the cursor keys for moving the selection, not scrolling, so call
4420 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4421 // keyboard events forwarded to us from wxListMainWindow.
4422 DisableKeyboardScrolling();
4423
4424 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4425 sizer->Add( m_mainWin, 1, wxGROW );
4426 SetSizer( sizer );
4427
4428 CreateOrDestroyHeaderWindowAsNeeded();
4429
4430 SetInitialSize(size);
4431
4432 return true;
4433 }
4434
4435 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4436 {
4437 return wxBORDER_THEME;
4438 }
4439
4440 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4441 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4442 WXWPARAM wParam,
4443 WXLPARAM lParam)
4444 {
4445 WXLRESULT rc = wxListCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
4446
4447 // we need to process arrows ourselves for scrolling
4448 if ( nMsg == WM_GETDLGCODE )
4449 {
4450 rc |= DLGC_WANTARROWS;
4451 }
4452
4453 return rc;
4454 }
4455 #endif // __WXMSW__
4456
4457 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4458 {
4459 wxSize newsize = size;
4460 if (m_headerWin)
4461 newsize.y -= m_headerWin->GetSize().y;
4462
4463 return newsize;
4464 }
4465
4466 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4467 {
4468 // update our idea of which lines are shown when we redraw
4469 // the window the next time
4470 m_mainWin->ResetVisibleLinesRange();
4471
4472 HandleOnScroll( event );
4473
4474 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4475 {
4476 m_headerWin->Refresh();
4477 m_headerWin->Update();
4478 }
4479 }
4480
4481 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4482 {
4483 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4484 wxT("wxLC_VIRTUAL can't be [un]set") );
4485
4486 long flag = GetWindowStyle();
4487
4488 if (add)
4489 {
4490 if (style & wxLC_MASK_TYPE)
4491 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4492 if (style & wxLC_MASK_ALIGN)
4493 flag &= ~wxLC_MASK_ALIGN;
4494 if (style & wxLC_MASK_SORT)
4495 flag &= ~wxLC_MASK_SORT;
4496 }
4497
4498 if (add)
4499 flag |= style;
4500 else
4501 flag &= ~style;
4502
4503 // some styles can be set without recreating everything (as happens in
4504 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4505 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4506 {
4507 Refresh();
4508 wxWindow::SetWindowStyleFlag(flag);
4509 }
4510 else
4511 {
4512 SetWindowStyleFlag( flag );
4513 }
4514 }
4515
4516 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4517 {
4518 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4519 // makes sense to remove them as we'll always add scrollbars anyhow when
4520 // needed
4521 flag |= wxHSCROLL | wxVSCROLL;
4522
4523 const bool wasInReportView = HasFlag(wxLC_REPORT);
4524
4525 // update the window style first so that the header is created or destroyed
4526 // corresponding to the new style
4527 wxWindow::SetWindowStyleFlag( flag );
4528
4529 if (m_mainWin)
4530 {
4531 const bool inReportView = (flag & wxLC_REPORT) != 0;
4532 if ( inReportView != wasInReportView )
4533 {
4534 // we need to notify the main window about this change as it must
4535 // update its data structures
4536 m_mainWin->SetReportView(inReportView);
4537 }
4538
4539 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4540
4541 CreateOrDestroyHeaderWindowAsNeeded();
4542
4543 GetSizer()->Layout();
4544 }
4545 }
4546
4547 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4548 {
4549 m_mainWin->GetColumn( col, item );
4550 return true;
4551 }
4552
4553 bool wxGenericListCtrl::SetColumn( int col, const wxListItem& item )
4554 {
4555 m_mainWin->SetColumn( col, item );
4556 return true;
4557 }
4558
4559 int wxGenericListCtrl::GetColumnWidth( int col ) const
4560 {
4561 return m_mainWin->GetColumnWidth( col );
4562 }
4563
4564 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4565 {
4566 m_mainWin->SetColumnWidth( col, width );
4567 return true;
4568 }
4569
4570 int wxGenericListCtrl::GetCountPerPage() const
4571 {
4572 return m_mainWin->GetCountPerPage(); // different from Windows ?
4573 }
4574
4575 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4576 {
4577 m_mainWin->GetItem( info );
4578 return true;
4579 }
4580
4581 bool wxGenericListCtrl::SetItem( wxListItem &info )
4582 {
4583 m_mainWin->SetItem( info );
4584 return true;
4585 }
4586
4587 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4588 {
4589 wxListItem info;
4590 info.m_text = label;
4591 info.m_mask = wxLIST_MASK_TEXT;
4592 info.m_itemId = index;
4593 info.m_col = col;
4594 if ( imageId > -1 )
4595 {
4596 info.m_image = imageId;
4597 info.m_mask |= wxLIST_MASK_IMAGE;
4598 }
4599
4600 m_mainWin->SetItem(info);
4601 return true;
4602 }
4603
4604 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4605 {
4606 return m_mainWin->GetItemState( item, stateMask );
4607 }
4608
4609 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4610 {
4611 m_mainWin->SetItemState( item, state, stateMask );
4612 return true;
4613 }
4614
4615 bool
4616 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4617 {
4618 return SetItemColumnImage(item, 0, image);
4619 }
4620
4621 bool
4622 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4623 {
4624 wxListItem info;
4625 info.m_image = image;
4626 info.m_mask = wxLIST_MASK_IMAGE;
4627 info.m_itemId = item;
4628 info.m_col = column;
4629 m_mainWin->SetItem( info );
4630 return true;
4631 }
4632
4633 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4634 {
4635 return m_mainWin->GetItemText(item, col);
4636 }
4637
4638 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4639 {
4640 m_mainWin->SetItemText(item, str);
4641 }
4642
4643 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4644 {
4645 wxListItem info;
4646 info.m_mask = wxLIST_MASK_DATA;
4647 info.m_itemId = item;
4648 m_mainWin->GetItem( info );
4649 return info.m_data;
4650 }
4651
4652 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4653 {
4654 wxListItem info;
4655 info.m_mask = wxLIST_MASK_DATA;
4656 info.m_itemId = item;
4657 info.m_data = data;
4658 m_mainWin->SetItem( info );
4659 return true;
4660 }
4661
4662 wxRect wxGenericListCtrl::GetViewRect() const
4663 {
4664 return m_mainWin->GetViewRect();
4665 }
4666
4667 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4668 {
4669 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4670 }
4671
4672 bool wxGenericListCtrl::GetSubItemRect(long item,
4673 long subItem,
4674 wxRect& rect,
4675 int WXUNUSED(code)) const
4676 {
4677 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4678 return false;
4679
4680 if ( m_mainWin->HasHeader() )
4681 rect.y += m_headerWin->GetSize().y + 1;
4682
4683 return true;
4684 }
4685
4686 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4687 {
4688 m_mainWin->GetItemPosition( item, pos );
4689 return true;
4690 }
4691
4692 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4693 {
4694 return false;
4695 }
4696
4697 int wxGenericListCtrl::GetItemCount() const
4698 {
4699 return m_mainWin->GetItemCount();
4700 }
4701
4702 int wxGenericListCtrl::GetColumnCount() const
4703 {
4704 return m_mainWin->GetColumnCount();
4705 }
4706
4707 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4708 {
4709 m_mainWin->SetItemSpacing( spacing, isSmall );
4710 }
4711
4712 wxSize wxGenericListCtrl::GetItemSpacing() const
4713 {
4714 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4715
4716 return wxSize(spacing, spacing);
4717 }
4718
4719 #if WXWIN_COMPATIBILITY_2_6
4720 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4721 {
4722 return m_mainWin->GetItemSpacing( isSmall );
4723 }
4724 #endif // WXWIN_COMPATIBILITY_2_6
4725
4726 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4727 {
4728 wxListItem info;
4729 info.m_itemId = item;
4730 info.SetTextColour( col );
4731 m_mainWin->SetItem( info );
4732 }
4733
4734 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4735 {
4736 wxListItem info;
4737 info.m_itemId = item;
4738 m_mainWin->GetItem( info );
4739 return info.GetTextColour();
4740 }
4741
4742 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4743 {
4744 wxListItem info;
4745 info.m_itemId = item;
4746 info.SetBackgroundColour( col );
4747 m_mainWin->SetItem( info );
4748 }
4749
4750 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4751 {
4752 wxListItem info;
4753 info.m_itemId = item;
4754 m_mainWin->GetItem( info );
4755 return info.GetBackgroundColour();
4756 }
4757
4758 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4759 {
4760 wxListItem info;
4761 info.m_itemId = item;
4762 info.SetFont( f );
4763 m_mainWin->SetItem( info );
4764 }
4765
4766 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4767 {
4768 wxListItem info;
4769 info.m_itemId = item;
4770 m_mainWin->GetItem( info );
4771 return info.GetFont();
4772 }
4773
4774 int wxGenericListCtrl::GetSelectedItemCount() const
4775 {
4776 return m_mainWin->GetSelectedItemCount();
4777 }
4778
4779 wxColour wxGenericListCtrl::GetTextColour() const
4780 {
4781 return GetForegroundColour();
4782 }
4783
4784 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4785 {
4786 SetForegroundColour(col);
4787 }
4788
4789 long wxGenericListCtrl::GetTopItem() const
4790 {
4791 size_t top;
4792 m_mainWin->GetVisibleLinesRange(&top, NULL);
4793 return (long)top;
4794 }
4795
4796 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4797 {
4798 return m_mainWin->GetNextItem( item, geom, state );
4799 }
4800
4801 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4802 {
4803 if (which == wxIMAGE_LIST_NORMAL)
4804 return m_imageListNormal;
4805 else if (which == wxIMAGE_LIST_SMALL)
4806 return m_imageListSmall;
4807 else if (which == wxIMAGE_LIST_STATE)
4808 return m_imageListState;
4809
4810 return NULL;
4811 }
4812
4813 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4814 {
4815 if ( which == wxIMAGE_LIST_NORMAL )
4816 {
4817 if (m_ownsImageListNormal)
4818 delete m_imageListNormal;
4819 m_imageListNormal = imageList;
4820 m_ownsImageListNormal = false;
4821 }
4822 else if ( which == wxIMAGE_LIST_SMALL )
4823 {
4824 if (m_ownsImageListSmall)
4825 delete m_imageListSmall;
4826 m_imageListSmall = imageList;
4827 m_ownsImageListSmall = false;
4828 }
4829 else if ( which == wxIMAGE_LIST_STATE )
4830 {
4831 if (m_ownsImageListState)
4832 delete m_imageListState;
4833 m_imageListState = imageList;
4834 m_ownsImageListState = false;
4835 }
4836
4837 m_mainWin->SetImageList( imageList, which );
4838 }
4839
4840 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4841 {
4842 SetImageList(imageList, which);
4843 if ( which == wxIMAGE_LIST_NORMAL )
4844 m_ownsImageListNormal = true;
4845 else if ( which == wxIMAGE_LIST_SMALL )
4846 m_ownsImageListSmall = true;
4847 else if ( which == wxIMAGE_LIST_STATE )
4848 m_ownsImageListState = true;
4849 }
4850
4851 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4852 {
4853 return 0;
4854 }
4855
4856 bool wxGenericListCtrl::DeleteItem( long item )
4857 {
4858 m_mainWin->DeleteItem( item );
4859 return true;
4860 }
4861
4862 bool wxGenericListCtrl::DeleteAllItems()
4863 {
4864 m_mainWin->DeleteAllItems();
4865 return true;
4866 }
4867
4868 bool wxGenericListCtrl::DeleteAllColumns()
4869 {
4870 size_t count = m_mainWin->m_columns.GetCount();
4871 for ( size_t n = 0; n < count; n++ )
4872 DeleteColumn( 0 );
4873 return true;
4874 }
4875
4876 void wxGenericListCtrl::ClearAll()
4877 {
4878 m_mainWin->DeleteEverything();
4879 }
4880
4881 bool wxGenericListCtrl::DeleteColumn( int col )
4882 {
4883 m_mainWin->DeleteColumn( col );
4884
4885 // if we don't have the header any longer, we need to relayout the window
4886 // if ( !GetColumnCount() )
4887
4888
4889 // Ensure that the non-existent columns are really removed from display.
4890 Refresh();
4891
4892 return true;
4893 }
4894
4895 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
4896 wxClassInfo* textControlClass)
4897 {
4898 return m_mainWin->EditLabel( item, textControlClass );
4899 }
4900
4901 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
4902 {
4903 return m_mainWin->GetEditControl();
4904 }
4905
4906 bool wxGenericListCtrl::EnsureVisible( long item )
4907 {
4908 m_mainWin->EnsureVisible( item );
4909 return true;
4910 }
4911
4912 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
4913 {
4914 return m_mainWin->FindItem( start, str, partial );
4915 }
4916
4917 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
4918 {
4919 return m_mainWin->FindItem( start, data );
4920 }
4921
4922 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
4923 int WXUNUSED(direction))
4924 {
4925 return m_mainWin->FindItem( pt );
4926 }
4927
4928 // TODO: sub item hit testing
4929 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
4930 {
4931 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4932 }
4933
4934 long wxGenericListCtrl::InsertItem( wxListItem& info )
4935 {
4936 m_mainWin->InsertItem( info );
4937 return info.m_itemId;
4938 }
4939
4940 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
4941 {
4942 wxListItem info;
4943 info.m_text = label;
4944 info.m_mask = wxLIST_MASK_TEXT;
4945 info.m_itemId = index;
4946 return InsertItem( info );
4947 }
4948
4949 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
4950 {
4951 wxListItem info;
4952 info.m_mask = wxLIST_MASK_IMAGE;
4953 info.m_image = imageIndex;
4954 info.m_itemId = index;
4955 return InsertItem( info );
4956 }
4957
4958 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4959 {
4960 wxListItem info;
4961 info.m_text = label;
4962 info.m_image = imageIndex;
4963 info.m_mask = wxLIST_MASK_TEXT;
4964 if (imageIndex > -1)
4965 info.m_mask |= wxLIST_MASK_IMAGE;
4966 info.m_itemId = index;
4967 return InsertItem( info );
4968 }
4969
4970 long wxGenericListCtrl::DoInsertColumn( long col, const wxListItem &item )
4971 {
4972 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
4973
4974 long idx = m_mainWin->InsertColumn( col, item );
4975
4976 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
4977 // still have m_headerWin==NULL
4978 if (m_headerWin)
4979 m_headerWin->Refresh();
4980
4981 return idx;
4982 }
4983
4984 bool wxGenericListCtrl::ScrollList( int dx, int dy )
4985 {
4986 return m_mainWin->ScrollList(dx, dy);
4987 }
4988
4989 // Sort items.
4990 // fn is a function which takes 3 long arguments: item1, item2, data.
4991 // item1 is the long data associated with a first item (NOT the index).
4992 // item2 is the long data associated with a second item (NOT the index).
4993 // data is the same value as passed to SortItems.
4994 // The return value is a negative number if the first item should precede the second
4995 // item, a positive number of the second item should precede the first,
4996 // or zero if the two items are equivalent.
4997 // data is arbitrary data to be passed to the sort function.
4998
4999 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
5000 {
5001 m_mainWin->SortItems( fn, data );
5002 return true;
5003 }
5004
5005 // ----------------------------------------------------------------------------
5006 // event handlers
5007 // ----------------------------------------------------------------------------
5008
5009 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
5010 {
5011 if (!m_mainWin) return;
5012
5013 // We need to override OnSize so that our scrolled
5014 // window a) does call Layout() to use sizers for
5015 // positioning the controls but b) does not query
5016 // the sizer for their size and use that for setting
5017 // the scrollable area as set that ourselves by
5018 // calling SetScrollbar() further down.
5019
5020 Layout();
5021
5022 m_mainWin->RecalculatePositions();
5023
5024 AdjustScrollbars();
5025 }
5026
5027 void wxGenericListCtrl::OnInternalIdle()
5028 {
5029 wxWindow::OnInternalIdle();
5030
5031 if (m_mainWin->m_dirty)
5032 m_mainWin->RecalculatePositions();
5033 }
5034
5035 // ----------------------------------------------------------------------------
5036 // font/colours
5037 // ----------------------------------------------------------------------------
5038
5039 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5040 {
5041 if (m_mainWin)
5042 {
5043 m_mainWin->SetBackgroundColour( colour );
5044 m_mainWin->m_dirty = true;
5045 }
5046
5047 return true;
5048 }
5049
5050 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5051 {
5052 if ( !wxWindow::SetForegroundColour( colour ) )
5053 return false;
5054
5055 if (m_mainWin)
5056 {
5057 m_mainWin->SetForegroundColour( colour );
5058 m_mainWin->m_dirty = true;
5059 }
5060
5061 if (m_headerWin)
5062 m_headerWin->SetForegroundColour( colour );
5063
5064 return true;
5065 }
5066
5067 bool wxGenericListCtrl::SetFont( const wxFont &font )
5068 {
5069 if ( !wxWindow::SetFont( font ) )
5070 return false;
5071
5072 if (m_mainWin)
5073 {
5074 m_mainWin->SetFont( font );
5075 m_mainWin->m_dirty = true;
5076 }
5077
5078 if (m_headerWin)
5079 {
5080 m_headerWin->SetFont( font );
5081 // CalculateAndSetHeaderHeight();
5082 }
5083
5084 Refresh();
5085
5086 return true;
5087 }
5088
5089 // static
5090 wxVisualAttributes
5091 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5092 {
5093 #if _USE_VISATTR
5094 // Use the same color scheme as wxListBox
5095 return wxListBox::GetClassDefaultAttributes(variant);
5096 #else
5097 wxUnusedVar(variant);
5098 wxVisualAttributes attr;
5099 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5100 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5101 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5102 return attr;
5103 #endif
5104 }
5105
5106 // ----------------------------------------------------------------------------
5107 // methods forwarded to m_mainWin
5108 // ----------------------------------------------------------------------------
5109
5110 #if wxUSE_DRAG_AND_DROP
5111
5112 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5113 {
5114 m_mainWin->SetDropTarget( dropTarget );
5115 }
5116
5117 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5118 {
5119 return m_mainWin->GetDropTarget();
5120 }
5121
5122 #endif
5123
5124 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5125 {
5126 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5127 }
5128
5129 wxColour wxGenericListCtrl::GetBackgroundColour() const
5130 {
5131 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5132 }
5133
5134 wxColour wxGenericListCtrl::GetForegroundColour() const
5135 {
5136 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5137 }
5138
5139 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5140 {
5141 #if wxUSE_MENUS
5142 return m_mainWin->PopupMenu( menu, x, y );
5143 #else
5144 return false;
5145 #endif
5146 }
5147
5148 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5149 {
5150 // It's not clear whether this can be called before m_mainWin is created
5151 // but it seems better to be on the safe side and check.
5152 if ( m_mainWin )
5153 m_mainWin->DoClientToScreen(x, y);
5154 else
5155 wxListCtrlBase::DoClientToScreen(x, y);
5156 }
5157
5158 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5159 {
5160 // At least in wxGTK/Univ build this method can be called before m_mainWin
5161 // is created so avoid crashes in this case.
5162 if ( m_mainWin )
5163 m_mainWin->DoScreenToClient(x, y);
5164 else
5165 wxListCtrlBase::DoScreenToClient(x, y);
5166 }
5167
5168 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5169 {
5170 // The base class version can compute the best size in report view only.
5171 wxSize sizeBest = wxListCtrlBase::DoGetBestClientSize();
5172
5173 if ( !InReportView() )
5174 {
5175 // Ensure that our minimal width is at least big enough to show all our
5176 // items. This is important for wxListbook to size itself correctly.
5177
5178 // Remember the offset of the first item: this corresponds to the
5179 // margins around the item so we will add it to the minimal size below
5180 // to ensure that we have equal margins on all sides.
5181 wxPoint ofs;
5182
5183 // We can iterate over all items as there shouldn't be too many of them
5184 // in non-report view. If it ever becomes a problem, we could examine
5185 // just the first few items probably, the determination of the best
5186 // size is less important if we will need scrollbars anyhow.
5187 for ( int n = 0; n < GetItemCount(); n++ )
5188 {
5189 const wxRect itemRect = m_mainWin->GetLineRect(n);
5190 if ( !n )
5191 {
5192 // Remember the position of the first item as all the rest are
5193 // offset by at least this number of pixels too.
5194 ofs = itemRect.GetPosition();
5195 }
5196
5197 sizeBest.IncTo(itemRect.GetSize());
5198 }
5199
5200 sizeBest.IncBy(2*ofs);
5201
5202
5203 // If we have the scrollbars we need to account for them too. And to
5204 // make sure the scrollbars status is up to date we need to call this
5205 // function to set them.
5206 m_mainWin->RecalculatePositions(true /* no refresh */);
5207
5208 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5209 // to use m_mainWin client/virtual size for determination of whether we
5210 // use scrollbars and not the size of this window itself. Maybe that
5211 // function should be extended to work correctly in the case when our
5212 // scrollbars manage a different window from this one but currently it
5213 // doesn't work.
5214 const wxSize sizeClient = m_mainWin->GetClientSize();
5215 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5216
5217 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5218 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5219
5220 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5221 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5222 }
5223
5224 return sizeBest;
5225 }
5226
5227 // ----------------------------------------------------------------------------
5228 // virtual list control support
5229 // ----------------------------------------------------------------------------
5230
5231 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5232 {
5233 // this is a pure virtual function, in fact - which is not really pure
5234 // because the controls which are not virtual don't need to implement it
5235 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5236
5237 return wxEmptyString;
5238 }
5239
5240 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5241 {
5242 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5243 -1,
5244 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5245 return -1;
5246 }
5247
5248 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5249 {
5250 if (!column)
5251 return OnGetItemImage(item);
5252
5253 return -1;
5254 }
5255
5256 wxListItemAttr *
5257 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5258 {
5259 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5260 wxT("invalid item index in OnGetItemAttr()") );
5261
5262 // no attributes by default
5263 return NULL;
5264 }
5265
5266 void wxGenericListCtrl::SetItemCount(long count)
5267 {
5268 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5269
5270 m_mainWin->SetItemCount(count);
5271 }
5272
5273 void wxGenericListCtrl::RefreshItem(long item)
5274 {
5275 m_mainWin->RefreshLine(item);
5276 }
5277
5278 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5279 {
5280 m_mainWin->RefreshLines(itemFrom, itemTo);
5281 }
5282
5283 // Generic wxListCtrl is more or less a container for two other
5284 // windows which drawings are done upon. These are namely
5285 // 'm_headerWin' and 'm_mainWin'.
5286 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5287 // behaviour wxListCtrl has under wxMSW.
5288 //
5289 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5290 {
5291 if (!rect)
5292 {
5293 // The easy case, no rectangle specified.
5294 if (m_headerWin)
5295 m_headerWin->Refresh(eraseBackground);
5296
5297 if (m_mainWin)
5298 m_mainWin->Refresh(eraseBackground);
5299 }
5300 else
5301 {
5302 // Refresh the header window
5303 if (m_headerWin)
5304 {
5305 wxRect rectHeader = m_headerWin->GetRect();
5306 rectHeader.Intersect(*rect);
5307 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5308 {
5309 int x, y;
5310 m_headerWin->GetPosition(&x, &y);
5311 rectHeader.Offset(-x, -y);
5312 m_headerWin->Refresh(eraseBackground, &rectHeader);
5313 }
5314 }
5315
5316 // Refresh the main window
5317 if (m_mainWin)
5318 {
5319 wxRect rectMain = m_mainWin->GetRect();
5320 rectMain.Intersect(*rect);
5321 if (rectMain.GetWidth() && rectMain.GetHeight())
5322 {
5323 int x, y;
5324 m_mainWin->GetPosition(&x, &y);
5325 rectMain.Offset(-x, -y);
5326 m_mainWin->Refresh(eraseBackground, &rectMain);
5327 }
5328 }
5329 }
5330 }
5331
5332 void wxGenericListCtrl::Update()
5333 {
5334 if ( m_mainWin )
5335 {
5336 if ( m_mainWin->m_dirty )
5337 m_mainWin->RecalculatePositions();
5338
5339 m_mainWin->Update();
5340 }
5341
5342 if ( m_headerWin )
5343 m_headerWin->Update();
5344 }
5345
5346 #endif // wxUSE_LISTCTRL