Don't set focus explicitly in wxGenericListCtrl mouse handling code.
[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
2475 m_lastOnSame = false;
2476 m_lineSelectSingleOnUp = (size_t)-1;
2477 }
2478 else
2479 {
2480 // This is necessary, because after a DnD operation in
2481 // from and to ourself, the up event is swallowed by the
2482 // DnD code. So on next non-up event (which means here and
2483 // now) m_lineSelectSingleOnUp should be reset.
2484 m_lineSelectSingleOnUp = (size_t)-1;
2485 }
2486 if (event.RightDown())
2487 {
2488 m_lineBeforeLastClicked = m_lineLastClicked;
2489 m_lineLastClicked = current;
2490
2491 // If the item is already selected, do not update the selection.
2492 // Multi-selections should not be cleared if a selected item is clicked.
2493 if (!IsHighlighted(current))
2494 {
2495 HighlightAll(false);
2496 ChangeCurrent(current);
2497 ReverseHighlight(m_current);
2498 }
2499
2500 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2501
2502 // Allow generation of context menu event
2503 event.Skip();
2504 }
2505 else if (event.MiddleDown())
2506 {
2507 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2508 }
2509 else if ( event.LeftDown() || forceClick )
2510 {
2511 m_lineBeforeLastClicked = m_lineLastClicked;
2512 m_lineLastClicked = current;
2513
2514 size_t oldCurrent = m_current;
2515 bool oldWasSelected = IsHighlighted(m_current);
2516
2517 bool cmdModifierDown = event.CmdDown();
2518 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2519 {
2520 if ( IsSingleSel() || !IsHighlighted(current) )
2521 {
2522 HighlightAll( false );
2523
2524 ChangeCurrent(current);
2525
2526 ReverseHighlight(m_current);
2527 }
2528 else // multi sel & current is highlighted & no mod keys
2529 {
2530 m_lineSelectSingleOnUp = current;
2531 ChangeCurrent(current); // change focus
2532 }
2533 }
2534 else // multi sel & either ctrl or shift is down
2535 {
2536 if (cmdModifierDown)
2537 {
2538 ChangeCurrent(current);
2539
2540 ReverseHighlight(m_current);
2541 }
2542 else if (event.ShiftDown())
2543 {
2544 ChangeCurrent(current);
2545
2546 size_t lineFrom = oldCurrent,
2547 lineTo = current;
2548
2549 if ( lineTo < lineFrom )
2550 {
2551 lineTo = lineFrom;
2552 lineFrom = m_current;
2553 }
2554
2555 HighlightLines(lineFrom, lineTo);
2556 }
2557 else // !ctrl, !shift
2558 {
2559 // test in the enclosing if should make it impossible
2560 wxFAIL_MSG( wxT("how did we get here?") );
2561 }
2562 }
2563
2564 if (m_current != oldCurrent)
2565 RefreshLine( oldCurrent );
2566
2567 // forceClick is only set if the previous click was on another item
2568 m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected;
2569 }
2570 }
2571
2572 void wxListMainWindow::MoveToItem(size_t item)
2573 {
2574 if ( item == (size_t)-1 )
2575 return;
2576
2577 wxRect rect = GetLineRect(item);
2578
2579 int client_w, client_h;
2580 GetClientSize( &client_w, &client_h );
2581
2582 const int hLine = GetLineHeight();
2583
2584 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2585 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2586
2587 if ( InReportView() )
2588 {
2589 // the next we need the range of lines shown it might be different,
2590 // so recalculate it
2591 ResetVisibleLinesRange();
2592
2593 if (rect.y < view_y)
2594 GetListCtrl()->Scroll( -1, rect.y / hLine );
2595 if (rect.y + rect.height + 5 > view_y + client_h)
2596 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2597
2598 #ifdef __WXMAC__
2599 // At least on Mac the visible lines value will get reset inside of
2600 // Scroll *before* it actually scrolls the window because of the
2601 // Update() that happens there, so it will still have the wrong value.
2602 // So let's reset it again and wait for it to be recalculated in the
2603 // next paint event. I would expect this problem to show up in wxGTK
2604 // too but couldn't duplicate it there. Perhaps the order of events
2605 // is different... --Robin
2606 ResetVisibleLinesRange();
2607 #endif
2608 }
2609 else // !report
2610 {
2611 int sx = -1,
2612 sy = -1;
2613
2614 if (rect.x-view_x < 5)
2615 sx = (rect.x - 5) / SCROLL_UNIT_X;
2616 if (rect.x + rect.width - 5 > view_x + client_w)
2617 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2618
2619 if (rect.y-view_y < 5)
2620 sy = (rect.y - 5) / hLine;
2621 if (rect.y + rect.height - 5 > view_y + client_h)
2622 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2623
2624 GetListCtrl()->Scroll(sx, sy);
2625 }
2626 }
2627
2628 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2629 {
2630 if ( !InReportView() )
2631 {
2632 // TODO: this should work in all views but is not implemented now
2633 return false;
2634 }
2635
2636 size_t top, bottom;
2637 GetVisibleLinesRange(&top, &bottom);
2638
2639 if ( bottom == (size_t)-1 )
2640 return 0;
2641
2642 ResetVisibleLinesRange();
2643
2644 int hLine = GetLineHeight();
2645
2646 GetListCtrl()->Scroll(-1, top + dy / hLine);
2647
2648 #ifdef __WXMAC__
2649 // see comment in MoveToItem() for why we do this
2650 ResetVisibleLinesRange();
2651 #endif
2652
2653 return true;
2654 }
2655
2656 // ----------------------------------------------------------------------------
2657 // keyboard handling
2658 // ----------------------------------------------------------------------------
2659
2660 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2661 {
2662 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2663 wxT("invalid item index in OnArrowChar()") );
2664
2665 size_t oldCurrent = m_current;
2666
2667 // in single selection we just ignore Shift as we can't select several
2668 // items anyhow
2669 if ( event.ShiftDown() && !IsSingleSel() )
2670 {
2671 ChangeCurrent(newCurrent);
2672
2673 // refresh the old focus to remove it
2674 RefreshLine( oldCurrent );
2675
2676 // select all the items between the old and the new one
2677 if ( oldCurrent > newCurrent )
2678 {
2679 newCurrent = oldCurrent;
2680 oldCurrent = m_current;
2681 }
2682
2683 HighlightLines(oldCurrent, newCurrent);
2684 }
2685 else // !shift
2686 {
2687 // all previously selected items are unselected unless ctrl is held
2688 // in a multiselection control
2689 if ( !event.ControlDown() || IsSingleSel() )
2690 HighlightAll(false);
2691
2692 ChangeCurrent(newCurrent);
2693
2694 // refresh the old focus to remove it
2695 RefreshLine( oldCurrent );
2696
2697 // in single selection mode we must always have a selected item
2698 if ( !event.ControlDown() || IsSingleSel() )
2699 HighlightLine( m_current, true );
2700 }
2701
2702 RefreshLine( m_current );
2703
2704 MoveToFocus();
2705 }
2706
2707 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2708 {
2709 wxWindow *parent = GetParent();
2710
2711 // propagate the key event upwards
2712 wxKeyEvent ke(event);
2713 ke.SetEventObject( parent );
2714 ke.SetId(GetParent()->GetId());
2715 if (parent->GetEventHandler()->ProcessEvent( ke ))
2716 return;
2717
2718 // send a list event
2719 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2720 le.m_item.m_itemId =
2721 le.m_itemIndex = m_current;
2722 if (HasCurrent())
2723 GetLine(m_current)->GetItem( 0, le.m_item );
2724 le.m_code = event.GetKeyCode();
2725 le.SetEventObject( parent );
2726 if (parent->GetEventHandler()->ProcessEvent( le ))
2727 return;
2728
2729 event.Skip();
2730 }
2731
2732 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2733 {
2734 wxWindow *parent = GetParent();
2735
2736 // propagate the key event upwards
2737 wxKeyEvent ke(event);
2738 ke.SetEventObject( parent );
2739 ke.SetId(GetParent()->GetId());
2740 if (parent->GetEventHandler()->ProcessEvent( ke ))
2741 return;
2742
2743 event.Skip();
2744 }
2745
2746 void wxListMainWindow::OnCharHook( wxKeyEvent &event )
2747 {
2748 if ( m_textctrlWrapper )
2749 {
2750 // When an in-place editor is active we should ensure that it always
2751 // gets the key events that are special to it.
2752 if ( m_textctrlWrapper->CheckForEndEditKey(event) )
2753 {
2754 // Skip the call to wxEvent::Skip() below.
2755 return;
2756 }
2757 }
2758
2759 event.Skip();
2760 }
2761
2762 void wxListMainWindow::OnChar( wxKeyEvent &event )
2763 {
2764 wxWindow *parent = GetParent();
2765
2766 // propagate the char event upwards
2767 wxKeyEvent ke(event);
2768 ke.SetEventObject( parent );
2769 ke.SetId(GetParent()->GetId());
2770 if (parent->GetEventHandler()->ProcessEvent( ke ))
2771 return;
2772
2773 if ( HandleAsNavigationKey(event) )
2774 return;
2775
2776 // no item -> nothing to do
2777 if (!HasCurrent())
2778 {
2779 event.Skip();
2780 return;
2781 }
2782
2783 // don't use m_linesPerPage directly as it might not be computed yet
2784 const int pageSize = GetCountPerPage();
2785 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2786
2787 if (GetLayoutDirection() == wxLayout_RightToLeft)
2788 {
2789 if (event.GetKeyCode() == WXK_RIGHT)
2790 event.m_keyCode = WXK_LEFT;
2791 else if (event.GetKeyCode() == WXK_LEFT)
2792 event.m_keyCode = WXK_RIGHT;
2793 }
2794
2795 switch ( event.GetKeyCode() )
2796 {
2797 case WXK_UP:
2798 if ( m_current > 0 )
2799 OnArrowChar( m_current - 1, event );
2800 break;
2801
2802 case WXK_DOWN:
2803 if ( m_current < (size_t)GetItemCount() - 1 )
2804 OnArrowChar( m_current + 1, event );
2805 break;
2806
2807 case WXK_END:
2808 if (!IsEmpty())
2809 OnArrowChar( GetItemCount() - 1, event );
2810 break;
2811
2812 case WXK_HOME:
2813 if (!IsEmpty())
2814 OnArrowChar( 0, event );
2815 break;
2816
2817 case WXK_PAGEUP:
2818 {
2819 int steps = InReportView() ? pageSize - 1
2820 : m_current % pageSize;
2821
2822 int index = m_current - steps;
2823 if (index < 0)
2824 index = 0;
2825
2826 OnArrowChar( index, event );
2827 }
2828 break;
2829
2830 case WXK_PAGEDOWN:
2831 {
2832 int steps = InReportView()
2833 ? pageSize - 1
2834 : pageSize - (m_current % pageSize) - 1;
2835
2836 size_t index = m_current + steps;
2837 size_t count = GetItemCount();
2838 if ( index >= count )
2839 index = count - 1;
2840
2841 OnArrowChar( index, event );
2842 }
2843 break;
2844
2845 case WXK_LEFT:
2846 if ( !InReportView() )
2847 {
2848 int index = m_current - pageSize;
2849 if (index < 0)
2850 index = 0;
2851
2852 OnArrowChar( index, event );
2853 }
2854 break;
2855
2856 case WXK_RIGHT:
2857 if ( !InReportView() )
2858 {
2859 size_t index = m_current + pageSize;
2860
2861 size_t count = GetItemCount();
2862 if ( index >= count )
2863 index = count - 1;
2864
2865 OnArrowChar( index, event );
2866 }
2867 break;
2868
2869 case WXK_SPACE:
2870 if ( IsSingleSel() )
2871 {
2872 if ( event.ControlDown() )
2873 {
2874 ReverseHighlight(m_current);
2875 }
2876 else // normal space press
2877 {
2878 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2879 }
2880 }
2881 else // multiple selection
2882 {
2883 ReverseHighlight(m_current);
2884 }
2885 break;
2886
2887 case WXK_RETURN:
2888 case WXK_EXECUTE:
2889 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2890 break;
2891
2892 default:
2893 event.Skip();
2894 }
2895 }
2896
2897 // ----------------------------------------------------------------------------
2898 // focus handling
2899 // ----------------------------------------------------------------------------
2900
2901 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2902 {
2903 if ( GetParent() )
2904 {
2905 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
2906 event.SetEventObject( GetParent() );
2907 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2908 return;
2909 }
2910
2911 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
2912 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
2913 // which are already drawn correctly resulting in horrible flicker - avoid
2914 // it
2915 if ( !m_hasFocus )
2916 {
2917 m_hasFocus = true;
2918
2919 RefreshSelected();
2920 }
2921 }
2922
2923 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
2924 {
2925 if ( GetParent() )
2926 {
2927 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
2928 event.SetEventObject( GetParent() );
2929 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2930 return;
2931 }
2932
2933 m_hasFocus = false;
2934 RefreshSelected();
2935 }
2936
2937 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
2938 {
2939 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
2940 {
2941 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2942 }
2943 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
2944 {
2945 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2946 }
2947 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
2948 {
2949 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2950 }
2951 else if ( InReportView() && (m_small_image_list))
2952 {
2953 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2954 }
2955 }
2956
2957 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
2958 {
2959 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
2960 {
2961 m_normal_image_list->GetSize( index, width, height );
2962 }
2963 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
2964 {
2965 m_small_image_list->GetSize( index, width, height );
2966 }
2967 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
2968 {
2969 m_small_image_list->GetSize( index, width, height );
2970 }
2971 else if ( InReportView() && m_small_image_list )
2972 {
2973 m_small_image_list->GetSize( index, width, height );
2974 }
2975 else
2976 {
2977 width =
2978 height = 0;
2979 }
2980 }
2981
2982 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
2983 {
2984 m_dirty = true;
2985
2986 // calc the spacing from the icon size
2987 int width = 0, height = 0;
2988
2989 if ((imageList) && (imageList->GetImageCount()) )
2990 imageList->GetSize(0, width, height);
2991
2992 if (which == wxIMAGE_LIST_NORMAL)
2993 {
2994 m_normal_image_list = imageList;
2995 m_normal_spacing = width + 8;
2996 }
2997
2998 if (which == wxIMAGE_LIST_SMALL)
2999 {
3000 m_small_image_list = imageList;
3001 m_small_spacing = width + 14;
3002 m_lineHeight = 0; // ensure that the line height will be recalc'd
3003 }
3004 }
3005
3006 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3007 {
3008 m_dirty = true;
3009 if (isSmall)
3010 m_small_spacing = spacing;
3011 else
3012 m_normal_spacing = spacing;
3013 }
3014
3015 int wxListMainWindow::GetItemSpacing( bool isSmall )
3016 {
3017 return isSmall ? m_small_spacing : m_normal_spacing;
3018 }
3019
3020 // ----------------------------------------------------------------------------
3021 // columns
3022 // ----------------------------------------------------------------------------
3023
3024 int
3025 wxListMainWindow::ComputeMinHeaderWidth(const wxListHeaderData* column) const
3026 {
3027 wxClientDC dc(const_cast<wxListMainWindow*>(this));
3028
3029 int width = dc.GetTextExtent(column->GetText()).x + AUTOSIZE_COL_MARGIN;
3030
3031 width += 2*EXTRA_WIDTH;
3032
3033 // check for column header's image availability
3034 const int image = column->GetImage();
3035 if ( image != -1 )
3036 {
3037 if ( m_small_image_list )
3038 {
3039 int ix = 0, iy = 0;
3040 m_small_image_list->GetSize(image, ix, iy);
3041 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3042 }
3043 }
3044
3045 return width;
3046 }
3047
3048 void wxListMainWindow::SetColumn( int col, const wxListItem &item )
3049 {
3050 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3051
3052 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
3053
3054 wxListHeaderData *column = node->GetData();
3055 column->SetItem( item );
3056
3057 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3058 column->SetWidth(ComputeMinHeaderWidth(column));
3059
3060 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3061 if ( headerWin )
3062 headerWin->m_dirty = true;
3063
3064 m_dirty = true;
3065
3066 // invalidate it as it has to be recalculated
3067 m_headerWidth = 0;
3068 }
3069
3070 void wxListMainWindow::SetColumnWidth( int col, int width )
3071 {
3072 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3073 wxT("invalid column index") );
3074
3075 wxCHECK_RET( InReportView(),
3076 wxT("SetColumnWidth() can only be called in report mode.") );
3077
3078 m_dirty = true;
3079
3080 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3081 if ( headerWin )
3082 headerWin->m_dirty = true;
3083
3084 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3085 wxCHECK_RET( node, wxT("no column?") );
3086
3087 wxListHeaderData *column = node->GetData();
3088
3089 size_t count = GetItemCount();
3090
3091 if (width == wxLIST_AUTOSIZE_USEHEADER)
3092 {
3093 width = ComputeMinHeaderWidth(column);
3094 }
3095 else if ( width == wxLIST_AUTOSIZE )
3096 {
3097 width = ComputeMinHeaderWidth(column);
3098
3099 if ( !IsVirtual() )
3100 {
3101 wxClientDC dc(this);
3102 dc.SetFont( GetFont() );
3103
3104 int max = AUTOSIZE_COL_MARGIN;
3105
3106 // if the cached column width isn't valid then recalculate it
3107 if (m_aColWidths.Item(col)->bNeedsUpdate)
3108 {
3109 for (size_t i = 0; i < count; i++)
3110 {
3111 wxListLineData *line = GetLine( i );
3112 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3113
3114 wxCHECK_RET( n, wxT("no subitem?") );
3115
3116 wxListItemData *itemData = n->GetData();
3117 wxListItem item;
3118
3119 itemData->GetItem(item);
3120 int itemWidth = GetItemWidthWithImage(&item);
3121 if (itemWidth > max)
3122 max = itemWidth;
3123 }
3124
3125 m_aColWidths.Item(col)->bNeedsUpdate = false;
3126 m_aColWidths.Item(col)->nMaxWidth = max;
3127 }
3128
3129 max = m_aColWidths.Item(col)->nMaxWidth + AUTOSIZE_COL_MARGIN;
3130 if ( width < max )
3131 width = max;
3132 }
3133 }
3134
3135 column->SetWidth( width );
3136
3137 // invalidate it as it has to be recalculated
3138 m_headerWidth = 0;
3139 }
3140
3141 int wxListMainWindow::GetHeaderWidth() const
3142 {
3143 if ( !m_headerWidth )
3144 {
3145 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3146
3147 size_t count = GetColumnCount();
3148 for ( size_t col = 0; col < count; col++ )
3149 {
3150 self->m_headerWidth += GetColumnWidth(col);
3151 }
3152 }
3153
3154 return m_headerWidth;
3155 }
3156
3157 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3158 {
3159 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3160 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3161
3162 wxListHeaderData *column = node->GetData();
3163 column->GetItem( item );
3164 }
3165
3166 int wxListMainWindow::GetColumnWidth( int col ) const
3167 {
3168 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3169 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3170
3171 wxListHeaderData *column = node->GetData();
3172 return column->GetWidth();
3173 }
3174
3175 // ----------------------------------------------------------------------------
3176 // item state
3177 // ----------------------------------------------------------------------------
3178
3179 void wxListMainWindow::SetItem( wxListItem &item )
3180 {
3181 long id = item.m_itemId;
3182 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3183 wxT("invalid item index in SetItem") );
3184
3185 if ( !IsVirtual() )
3186 {
3187 wxListLineData *line = GetLine((size_t)id);
3188 line->SetItem( item.m_col, item );
3189
3190 // Set item state if user wants
3191 if ( item.m_mask & wxLIST_MASK_STATE )
3192 SetItemState( item.m_itemId, item.m_state, item.m_state );
3193
3194 if (InReportView())
3195 {
3196 // update the Max Width Cache if needed
3197 int width = GetItemWidthWithImage(&item);
3198
3199 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3200 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3201 }
3202 }
3203
3204 // update the item on screen unless we're going to update everything soon
3205 // anyhow
3206 if ( !m_dirty )
3207 {
3208 wxRect rectItem;
3209 GetItemRect(id, rectItem);
3210 RefreshRect(rectItem);
3211 }
3212 }
3213
3214 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3215 {
3216 if ( IsEmpty() )
3217 return;
3218
3219 // first deal with selection
3220 if ( stateMask & wxLIST_STATE_SELECTED )
3221 {
3222 // set/clear select state
3223 if ( IsVirtual() )
3224 {
3225 // optimized version for virtual listctrl.
3226 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3227 Refresh();
3228 }
3229 else if ( state & wxLIST_STATE_SELECTED )
3230 {
3231 const long count = GetItemCount();
3232 for( long i = 0; i < count; i++ )
3233 {
3234 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3235 }
3236
3237 }
3238 else
3239 {
3240 // clear for non virtual (somewhat optimized by using GetNextItem())
3241 long i = -1;
3242 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3243 {
3244 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3245 }
3246 }
3247 }
3248
3249 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3250 {
3251 // unfocus all: only one item can be focussed, so clearing focus for
3252 // all items is simply clearing focus of the focussed item.
3253 SetItemState(m_current, state, stateMask);
3254 }
3255 //(setting focus to all items makes no sense, so it is not handled here.)
3256 }
3257
3258 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3259 {
3260 if ( litem == -1 )
3261 {
3262 SetItemStateAll(state, stateMask);
3263 return;
3264 }
3265
3266 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3267 wxT("invalid list ctrl item index in SetItem") );
3268
3269 size_t oldCurrent = m_current;
3270 size_t item = (size_t)litem; // safe because of the check above
3271
3272 // do we need to change the focus?
3273 if ( stateMask & wxLIST_STATE_FOCUSED )
3274 {
3275 if ( state & wxLIST_STATE_FOCUSED )
3276 {
3277 // don't do anything if this item is already focused
3278 if ( item != m_current )
3279 {
3280 ChangeCurrent(item);
3281
3282 if ( oldCurrent != (size_t)-1 )
3283 {
3284 if ( IsSingleSel() )
3285 {
3286 HighlightLine(oldCurrent, false);
3287 }
3288
3289 RefreshLine(oldCurrent);
3290 }
3291
3292 RefreshLine( m_current );
3293 }
3294 }
3295 else // unfocus
3296 {
3297 // don't do anything if this item is not focused
3298 if ( item == m_current )
3299 {
3300 ResetCurrent();
3301
3302 if ( IsSingleSel() )
3303 {
3304 // we must unselect the old current item as well or we
3305 // might end up with more than one selected item in a
3306 // single selection control
3307 HighlightLine(oldCurrent, false);
3308 }
3309
3310 RefreshLine( oldCurrent );
3311 }
3312 }
3313 }
3314
3315 // do we need to change the selection state?
3316 if ( stateMask & wxLIST_STATE_SELECTED )
3317 {
3318 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3319
3320 if ( IsSingleSel() )
3321 {
3322 if ( on )
3323 {
3324 // selecting the item also makes it the focused one in the
3325 // single sel mode
3326 if ( m_current != item )
3327 {
3328 ChangeCurrent(item);
3329
3330 if ( oldCurrent != (size_t)-1 )
3331 {
3332 HighlightLine( oldCurrent, false );
3333 RefreshLine( oldCurrent );
3334 }
3335 }
3336 }
3337 else // off
3338 {
3339 // only the current item may be selected anyhow
3340 if ( item != m_current )
3341 return;
3342 }
3343 }
3344
3345 if ( HighlightLine(item, on) )
3346 {
3347 RefreshLine(item);
3348 }
3349 }
3350 }
3351
3352 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3353 {
3354 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3355 wxT("invalid list ctrl item index in GetItemState()") );
3356
3357 int ret = wxLIST_STATE_DONTCARE;
3358
3359 if ( stateMask & wxLIST_STATE_FOCUSED )
3360 {
3361 if ( (size_t)item == m_current )
3362 ret |= wxLIST_STATE_FOCUSED;
3363 }
3364
3365 if ( stateMask & wxLIST_STATE_SELECTED )
3366 {
3367 if ( IsHighlighted(item) )
3368 ret |= wxLIST_STATE_SELECTED;
3369 }
3370
3371 return ret;
3372 }
3373
3374 void wxListMainWindow::GetItem( wxListItem &item ) const
3375 {
3376 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3377 wxT("invalid item index in GetItem") );
3378
3379 wxListLineData *line = GetLine((size_t)item.m_itemId);
3380 line->GetItem( item.m_col, item );
3381
3382 // Get item state if user wants it
3383 if ( item.m_mask & wxLIST_MASK_STATE )
3384 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3385 wxLIST_STATE_FOCUSED );
3386 }
3387
3388 // ----------------------------------------------------------------------------
3389 // item count
3390 // ----------------------------------------------------------------------------
3391
3392 size_t wxListMainWindow::GetItemCount() const
3393 {
3394 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3395 }
3396
3397 void wxListMainWindow::SetItemCount(long count)
3398 {
3399 m_selStore.SetItemCount(count);
3400 m_countVirt = count;
3401
3402 ResetVisibleLinesRange();
3403
3404 // scrollbars must be reset
3405 m_dirty = true;
3406 }
3407
3408 int wxListMainWindow::GetSelectedItemCount() const
3409 {
3410 // deal with the quick case first
3411 if ( IsSingleSel() )
3412 return HasCurrent() ? IsHighlighted(m_current) : false;
3413
3414 // virtual controls remmebers all its selections itself
3415 if ( IsVirtual() )
3416 return m_selStore.GetSelectedCount();
3417
3418 // TODO: we probably should maintain the number of items selected even for
3419 // non virtual controls as enumerating all lines is really slow...
3420 size_t countSel = 0;
3421 size_t count = GetItemCount();
3422 for ( size_t line = 0; line < count; line++ )
3423 {
3424 if ( GetLine(line)->IsHighlighted() )
3425 countSel++;
3426 }
3427
3428 return countSel;
3429 }
3430
3431 // ----------------------------------------------------------------------------
3432 // item position/size
3433 // ----------------------------------------------------------------------------
3434
3435 wxRect wxListMainWindow::GetViewRect() const
3436 {
3437 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3438
3439 // we need to find the longest/tallest label
3440 wxCoord xMax = 0, yMax = 0;
3441 const int count = GetItemCount();
3442 if ( count )
3443 {
3444 for ( int i = 0; i < count; i++ )
3445 {
3446 // we need logical, not physical, coordinates here, so use
3447 // GetLineRect() instead of GetItemRect()
3448 wxRect r = GetLineRect(i);
3449
3450 wxCoord x = r.GetRight(),
3451 y = r.GetBottom();
3452
3453 if ( x > xMax )
3454 xMax = x;
3455 if ( y > yMax )
3456 yMax = y;
3457 }
3458 }
3459
3460 // some fudge needed to make it look prettier
3461 xMax += 2 * EXTRA_BORDER_X;
3462 yMax += 2 * EXTRA_BORDER_Y;
3463
3464 // account for the scrollbars if necessary
3465 const wxSize sizeAll = GetClientSize();
3466 if ( xMax > sizeAll.x )
3467 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3468 if ( yMax > sizeAll.y )
3469 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3470
3471 return wxRect(0, 0, xMax, yMax);
3472 }
3473
3474 bool
3475 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3476 {
3477 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3478 false,
3479 wxT("GetSubItemRect only meaningful in report view") );
3480 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3481 wxT("invalid item in GetSubItemRect") );
3482
3483 // ensure that we're laid out, otherwise we could return nonsense
3484 if ( m_dirty )
3485 {
3486 wxConstCast(this, wxListMainWindow)->
3487 RecalculatePositions(true /* no refresh */);
3488 }
3489
3490 rect = GetLineRect((size_t)item);
3491
3492 // Adjust rect to specified column
3493 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3494 {
3495 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3496 wxT("invalid subItem in GetSubItemRect") );
3497
3498 for (int i = 0; i < subItem; i++)
3499 {
3500 rect.x += GetColumnWidth(i);
3501 }
3502 rect.width = GetColumnWidth(subItem);
3503 }
3504
3505 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3506
3507 return true;
3508 }
3509
3510 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3511 {
3512 wxRect rect;
3513 GetItemRect(item, rect);
3514
3515 pos.x = rect.x;
3516 pos.y = rect.y;
3517
3518 return true;
3519 }
3520
3521 // ----------------------------------------------------------------------------
3522 // geometry calculation
3523 // ----------------------------------------------------------------------------
3524
3525 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3526 {
3527 const int lineHeight = GetLineHeight();
3528
3529 wxClientDC dc( this );
3530 dc.SetFont( GetFont() );
3531
3532 const size_t count = GetItemCount();
3533
3534 int iconSpacing;
3535 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3536 iconSpacing = m_normal_spacing;
3537 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3538 iconSpacing = m_small_spacing;
3539 else
3540 iconSpacing = 0;
3541
3542 // Note that we do not call GetClientSize() here but
3543 // GetSize() and subtract the border size for sunken
3544 // borders manually. This is technically incorrect,
3545 // but we need to know the client area's size WITHOUT
3546 // scrollbars here. Since we don't know if there are
3547 // any scrollbars, we use GetSize() instead. Another
3548 // solution would be to call SetScrollbars() here to
3549 // remove the scrollbars and call GetClientSize() then,
3550 // but this might result in flicker and - worse - will
3551 // reset the scrollbars to 0 which is not good at all
3552 // if you resize a dialog/window, but don't want to
3553 // reset the window scrolling. RR.
3554 // Furthermore, we actually do NOT subtract the border
3555 // width as 2 pixels is just the extra space which we
3556 // need around the actual content in the window. Other-
3557 // wise the text would e.g. touch the upper border. RR.
3558 int clientWidth,
3559 clientHeight;
3560 GetSize( &clientWidth, &clientHeight );
3561
3562 if ( InReportView() )
3563 {
3564 // all lines have the same height and we scroll one line per step
3565 int entireHeight = count * lineHeight + LINE_SPACING;
3566
3567 m_linesPerPage = clientHeight / lineHeight;
3568
3569 ResetVisibleLinesRange();
3570
3571 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3572 GetHeaderWidth() / SCROLL_UNIT_X,
3573 (entireHeight + lineHeight - 1) / lineHeight,
3574 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3575 GetListCtrl()->GetScrollPos(wxVERTICAL),
3576 true );
3577 }
3578 else // !report
3579 {
3580 // we have 3 different layout strategies: either layout all items
3581 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3582 // to arrange them in top to bottom, left to right (don't ask me why
3583 // not the other way round...) order
3584 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3585 {
3586 int x = EXTRA_BORDER_X;
3587 int y = EXTRA_BORDER_Y;
3588
3589 wxCoord widthMax = 0;
3590
3591 size_t i;
3592 for ( i = 0; i < count; i++ )
3593 {
3594 wxListLineData *line = GetLine(i);
3595 line->CalculateSize( &dc, iconSpacing );
3596 line->SetPosition( x, y, iconSpacing );
3597
3598 wxSize sizeLine = GetLineSize(i);
3599
3600 if ( HasFlag(wxLC_ALIGN_TOP) )
3601 {
3602 if ( sizeLine.x > widthMax )
3603 widthMax = sizeLine.x;
3604
3605 y += sizeLine.y;
3606 }
3607 else // wxLC_ALIGN_LEFT
3608 {
3609 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3610 }
3611 }
3612
3613 if ( HasFlag(wxLC_ALIGN_TOP) )
3614 {
3615 // traverse the items again and tweak their sizes so that they are
3616 // all the same in a row
3617 for ( i = 0; i < count; i++ )
3618 {
3619 wxListLineData *line = GetLine(i);
3620 line->m_gi->ExtendWidth(widthMax);
3621 }
3622 }
3623
3624 GetListCtrl()->SetScrollbars
3625 (
3626 SCROLL_UNIT_X,
3627 lineHeight,
3628 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3629 (y + lineHeight) / lineHeight,
3630 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3631 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3632 true
3633 );
3634 }
3635 else // "flowed" arrangement, the most complicated case
3636 {
3637 // at first we try without any scrollbars, if the items don't fit into
3638 // the window, we recalculate after subtracting the space taken by the
3639 // scrollbar
3640
3641 int entireWidth = 0;
3642
3643 for (int tries = 0; tries < 2; tries++)
3644 {
3645 entireWidth = 2 * EXTRA_BORDER_X;
3646
3647 if (tries == 1)
3648 {
3649 // Now we have decided that the items do not fit into the
3650 // client area, so we need a scrollbar
3651 entireWidth += SCROLL_UNIT_X;
3652 }
3653
3654 int x = EXTRA_BORDER_X;
3655 int y = EXTRA_BORDER_Y;
3656
3657 // Note that "row" here is vertical, i.e. what is called
3658 // "column" in many other places in wxWidgets.
3659 int maxWidthInThisRow = 0;
3660
3661 m_linesPerPage = 0;
3662 int currentlyVisibleLines = 0;
3663
3664 for (size_t i = 0; i < count; i++)
3665 {
3666 currentlyVisibleLines++;
3667 wxListLineData *line = GetLine( i );
3668 line->CalculateSize( &dc, iconSpacing );
3669 line->SetPosition( x, y, iconSpacing );
3670
3671 wxSize sizeLine = GetLineSize( i );
3672
3673 if ( maxWidthInThisRow < sizeLine.x )
3674 maxWidthInThisRow = sizeLine.x;
3675
3676 y += sizeLine.y;
3677 if (currentlyVisibleLines > m_linesPerPage)
3678 m_linesPerPage = currentlyVisibleLines;
3679
3680 // Have we reached the end of the row either because no
3681 // more items would fit or because there are simply no more
3682 // items?
3683 if ( y + sizeLine.y >= clientHeight
3684 || i == count - 1)
3685 {
3686 // Adjust all items in this row to have the same
3687 // width to ensure that they all align horizontally in
3688 // icon view.
3689 if ( HasFlag(wxLC_ICON) || HasFlag(wxLC_SMALL_ICON) )
3690 {
3691 size_t firstRowLine = i - currentlyVisibleLines + 1;
3692 for (size_t j = firstRowLine; j <= i; j++)
3693 {
3694 GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow);
3695 }
3696 }
3697
3698 currentlyVisibleLines = 0;
3699 y = EXTRA_BORDER_Y;
3700 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3701 x += maxWidthInThisRow;
3702 entireWidth += maxWidthInThisRow;
3703 maxWidthInThisRow = 0;
3704 }
3705
3706 if ( (tries == 0) &&
3707 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3708 {
3709 clientHeight -= wxSystemSettings::
3710 GetMetric(wxSYS_HSCROLL_Y);
3711 m_linesPerPage = 0;
3712 break;
3713 }
3714
3715 if ( i == count - 1 )
3716 tries = 1; // Everything fits, no second try required.
3717 }
3718 }
3719
3720 GetListCtrl()->SetScrollbars
3721 (
3722 SCROLL_UNIT_X,
3723 lineHeight,
3724 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3725 0,
3726 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3727 0,
3728 true
3729 );
3730 }
3731 }
3732
3733 if ( !noRefresh )
3734 {
3735 // FIXME: why should we call it from here?
3736 UpdateCurrent();
3737
3738 RefreshAll();
3739 }
3740 }
3741
3742 void wxListMainWindow::RefreshAll()
3743 {
3744 m_dirty = false;
3745 Refresh();
3746
3747 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3748 if ( headerWin && headerWin->m_dirty )
3749 {
3750 headerWin->m_dirty = false;
3751 headerWin->Refresh();
3752 }
3753 }
3754
3755 void wxListMainWindow::UpdateCurrent()
3756 {
3757 if ( !HasCurrent() && !IsEmpty() )
3758 ChangeCurrent(0);
3759 }
3760
3761 long wxListMainWindow::GetNextItem( long item,
3762 int WXUNUSED(geometry),
3763 int state ) const
3764 {
3765 long ret = item,
3766 max = GetItemCount();
3767 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3768 wxT("invalid listctrl index in GetNextItem()") );
3769
3770 // notice that we start with the next item (or the first one if item == -1)
3771 // and this is intentional to allow writing a simple loop to iterate over
3772 // all selected items
3773 ret++;
3774 if ( ret == max )
3775 // this is not an error because the index was OK initially,
3776 // just no such item
3777 return -1;
3778
3779 if ( !state )
3780 // any will do
3781 return (size_t)ret;
3782
3783 size_t count = GetItemCount();
3784 for ( size_t line = (size_t)ret; line < count; line++ )
3785 {
3786 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3787 return line;
3788
3789 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3790 return line;
3791 }
3792
3793 return -1;
3794 }
3795
3796 // ----------------------------------------------------------------------------
3797 // deleting stuff
3798 // ----------------------------------------------------------------------------
3799
3800 void wxListMainWindow::DeleteItem( long lindex )
3801 {
3802 size_t count = GetItemCount();
3803
3804 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3805 wxT("invalid item index in DeleteItem") );
3806
3807 size_t index = (size_t)lindex;
3808
3809 // we don't need to adjust the index for the previous items
3810 if ( HasCurrent() && m_current >= index )
3811 {
3812 // if the current item is being deleted, we want the next one to
3813 // become selected - unless there is no next one - so don't adjust
3814 // m_current in this case
3815 if ( m_current != index || m_current == count - 1 )
3816 m_current--;
3817 }
3818
3819 if ( InReportView() )
3820 {
3821 // mark the Column Max Width cache as dirty if the items in the line
3822 // we're deleting contain the Max Column Width
3823 wxListLineData * const line = GetLine(index);
3824 wxListItemDataList::compatibility_iterator n;
3825 wxListItemData *itemData;
3826 wxListItem item;
3827 int itemWidth;
3828
3829 for (size_t i = 0; i < m_columns.GetCount(); i++)
3830 {
3831 n = line->m_items.Item( i );
3832 itemData = n->GetData();
3833 itemData->GetItem(item);
3834
3835 itemWidth = GetItemWidthWithImage(&item);
3836
3837 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3838 m_aColWidths.Item(i)->bNeedsUpdate = true;
3839 }
3840
3841 ResetVisibleLinesRange();
3842 }
3843
3844 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3845
3846 if ( IsVirtual() )
3847 {
3848 m_countVirt--;
3849 m_selStore.OnItemDelete(index);
3850 }
3851 else
3852 {
3853 m_lines.RemoveAt( index );
3854 }
3855
3856 // we need to refresh the (vert) scrollbar as the number of items changed
3857 m_dirty = true;
3858
3859 RefreshAfter(index);
3860 }
3861
3862 void wxListMainWindow::DeleteColumn( int col )
3863 {
3864 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3865
3866 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3867
3868 m_dirty = true;
3869 delete node->GetData();
3870 m_columns.Erase( node );
3871
3872 if ( !IsVirtual() )
3873 {
3874 // update all the items
3875 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3876 {
3877 wxListLineData * const line = GetLine(i);
3878
3879 // In the following atypical but possible scenario it can be
3880 // legal to call DeleteColumn() but the items may not have any
3881 // values for it:
3882 // 1. In report view, insert a second column.
3883 // 2. Still in report view, add an item with 2 values.
3884 // 3. Switch to an icon (or list) view.
3885 // 4. Add an item -- necessarily with 1 value only.
3886 // 5. Switch back to report view.
3887 // 6. Call DeleteColumn().
3888 // So we need to check for this as otherwise we would simply crash
3889 // if this happens.
3890 if ( line->m_items.GetCount() <= static_cast<unsigned>(col) )
3891 continue;
3892
3893 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3894 delete n->GetData();
3895 line->m_items.Erase(n);
3896 }
3897 }
3898
3899 if ( InReportView() ) // we only cache max widths when in Report View
3900 {
3901 delete m_aColWidths.Item(col);
3902 m_aColWidths.RemoveAt(col);
3903 }
3904
3905 // invalidate it as it has to be recalculated
3906 m_headerWidth = 0;
3907 }
3908
3909 void wxListMainWindow::DoDeleteAllItems()
3910 {
3911 if ( IsEmpty() )
3912 // nothing to do - in particular, don't send the event
3913 return;
3914
3915 ResetCurrent();
3916
3917 // to make the deletion of all items faster, we don't send the
3918 // notifications for each item deletion in this case but only one event
3919 // for all of them: this is compatible with wxMSW and documented in
3920 // DeleteAllItems() description
3921
3922 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
3923 event.SetEventObject( GetParent() );
3924 GetParent()->GetEventHandler()->ProcessEvent( event );
3925
3926 if ( IsVirtual() )
3927 {
3928 m_countVirt = 0;
3929 m_selStore.Clear();
3930 }
3931
3932 if ( InReportView() )
3933 {
3934 ResetVisibleLinesRange();
3935 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
3936 {
3937 m_aColWidths.Item(i)->bNeedsUpdate = true;
3938 }
3939 }
3940
3941 m_lines.Clear();
3942 }
3943
3944 void wxListMainWindow::DeleteAllItems()
3945 {
3946 DoDeleteAllItems();
3947
3948 RecalculatePositions();
3949 }
3950
3951 void wxListMainWindow::DeleteEverything()
3952 {
3953 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
3954 WX_CLEAR_ARRAY(m_aColWidths);
3955
3956 DeleteAllItems();
3957 }
3958
3959 // ----------------------------------------------------------------------------
3960 // scanning for an item
3961 // ----------------------------------------------------------------------------
3962
3963 void wxListMainWindow::EnsureVisible( long index )
3964 {
3965 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3966 wxT("invalid index in EnsureVisible") );
3967
3968 // We have to call this here because the label in question might just have
3969 // been added and its position is not known yet
3970 if ( m_dirty )
3971 RecalculatePositions(true /* no refresh */);
3972
3973 MoveToItem((size_t)index);
3974 }
3975
3976 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
3977 {
3978 if (str.empty())
3979 return wxNOT_FOUND;
3980
3981 long pos = start;
3982 wxString str_upper = str.Upper();
3983 if (pos < 0)
3984 pos = 0;
3985
3986 size_t count = GetItemCount();
3987 for ( size_t i = (size_t)pos; i < count; i++ )
3988 {
3989 wxListLineData *line = GetLine(i);
3990 wxString line_upper = line->GetText(0).Upper();
3991 if (!partial)
3992 {
3993 if (line_upper == str_upper )
3994 return i;
3995 }
3996 else
3997 {
3998 if (line_upper.find(str_upper) == 0)
3999 return i;
4000 }
4001 }
4002
4003 return wxNOT_FOUND;
4004 }
4005
4006 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
4007 {
4008 long pos = start;
4009 if (pos < 0)
4010 pos = 0;
4011
4012 size_t count = GetItemCount();
4013 for (size_t i = (size_t)pos; i < count; i++)
4014 {
4015 wxListLineData *line = GetLine(i);
4016 wxListItem item;
4017 line->GetItem( 0, item );
4018 if (item.m_data == data)
4019 return i;
4020 }
4021
4022 return wxNOT_FOUND;
4023 }
4024
4025 long wxListMainWindow::FindItem( const wxPoint& pt )
4026 {
4027 size_t topItem;
4028 GetVisibleLinesRange( &topItem, NULL );
4029
4030 wxPoint p;
4031 GetItemPosition( GetItemCount() - 1, p );
4032 if ( p.y == 0 )
4033 return topItem;
4034
4035 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4036 if ( id >= 0 && id < (long)GetItemCount() )
4037 return id;
4038
4039 return wxNOT_FOUND;
4040 }
4041
4042 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4043 {
4044 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
4045
4046 size_t count = GetItemCount();
4047
4048 if ( InReportView() )
4049 {
4050 size_t current = y / GetLineHeight();
4051 if ( current < count )
4052 {
4053 flags = HitTestLine(current, x, y);
4054 if ( flags )
4055 return current;
4056 }
4057 }
4058 else // !report
4059 {
4060 // TODO: optimize it too! this is less simple than for report view but
4061 // enumerating all items is still not a way to do it!!
4062 for ( size_t current = 0; current < count; current++ )
4063 {
4064 flags = HitTestLine(current, x, y);
4065 if ( flags )
4066 return current;
4067 }
4068 }
4069
4070 return wxNOT_FOUND;
4071 }
4072
4073 // ----------------------------------------------------------------------------
4074 // adding stuff
4075 // ----------------------------------------------------------------------------
4076
4077 void wxListMainWindow::InsertItem( wxListItem &item )
4078 {
4079 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4080
4081 int count = GetItemCount();
4082 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4083
4084 if (item.m_itemId > count)
4085 item.m_itemId = count;
4086
4087 size_t id = item.m_itemId;
4088
4089 m_dirty = true;
4090
4091 if ( InReportView() )
4092 {
4093 ResetVisibleLinesRange();
4094
4095 const unsigned col = item.GetColumn();
4096 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4097
4098 // calculate the width of the item and adjust the max column width
4099 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4100 int width = GetItemWidthWithImage(&item);
4101 item.SetWidth(width);
4102 if (width > pWidthInfo->nMaxWidth)
4103 pWidthInfo->nMaxWidth = width;
4104 }
4105
4106 wxListLineData *line = new wxListLineData(this);
4107
4108 line->SetItem( item.m_col, item );
4109 if ( item.m_mask & wxLIST_MASK_IMAGE )
4110 {
4111 // Reset the buffered height if it's not big enough for the new image.
4112 int image = item.GetImage();
4113 if ( m_small_image_list && image != -1 && InReportView() )
4114 {
4115 int imageWidth, imageHeight;
4116 m_small_image_list->GetSize(image, imageWidth, imageHeight);
4117
4118 if ( imageHeight > m_lineHeight )
4119 m_lineHeight = 0;
4120 }
4121 }
4122
4123 m_lines.Insert( line, id );
4124
4125 m_dirty = true;
4126
4127 // If an item is selected at or below the point of insertion, we need to
4128 // increment the member variables because the current row's index has gone
4129 // up by one
4130 if ( HasCurrent() && m_current >= id )
4131 m_current++;
4132
4133 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4134
4135 RefreshLines(id, GetItemCount() - 1);
4136 }
4137
4138 long wxListMainWindow::InsertColumn( long col, const wxListItem &item )
4139 {
4140 long idx = -1;
4141
4142 m_dirty = true;
4143 if ( InReportView() )
4144 {
4145 wxListHeaderData *column = new wxListHeaderData( item );
4146 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4147 column->SetWidth(ComputeMinHeaderWidth(column));
4148
4149 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4150
4151 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4152 if ( insert )
4153 {
4154 wxListHeaderDataList::compatibility_iterator
4155 node = m_columns.Item( col );
4156 m_columns.Insert( node, column );
4157 m_aColWidths.Insert( colWidthInfo, col );
4158 idx = col;
4159 }
4160 else
4161 {
4162 idx = m_aColWidths.GetCount();
4163 m_columns.Append( column );
4164 m_aColWidths.Add( colWidthInfo );
4165 }
4166
4167 if ( !IsVirtual() )
4168 {
4169 // update all the items
4170 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4171 {
4172 wxListLineData * const line = GetLine(i);
4173 wxListItemData * const data = new wxListItemData(this);
4174 if ( insert )
4175 line->m_items.Insert(col, data);
4176 else
4177 line->m_items.Append(data);
4178 }
4179 }
4180
4181 // invalidate it as it has to be recalculated
4182 m_headerWidth = 0;
4183 }
4184 return idx;
4185 }
4186
4187 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4188 {
4189 int width = 0;
4190 wxClientDC dc(this);
4191
4192 dc.SetFont( GetFont() );
4193
4194 if (item->GetImage() != -1)
4195 {
4196 int ix, iy;
4197 GetImageSize( item->GetImage(), ix, iy );
4198 width += ix + 5;
4199 }
4200
4201 if (!item->GetText().empty())
4202 {
4203 wxCoord w;
4204 dc.GetTextExtent( item->GetText(), &w, NULL );
4205 width += w;
4206 }
4207
4208 return width;
4209 }
4210
4211 // ----------------------------------------------------------------------------
4212 // sorting
4213 // ----------------------------------------------------------------------------
4214
4215 static wxListCtrlCompare list_ctrl_compare_func_2;
4216 static wxIntPtr list_ctrl_compare_data;
4217
4218 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4219 {
4220 wxListLineData *line1 = *arg1;
4221 wxListLineData *line2 = *arg2;
4222 wxListItem item;
4223 line1->GetItem( 0, item );
4224 wxUIntPtr data1 = item.m_data;
4225 line2->GetItem( 0, item );
4226 wxUIntPtr data2 = item.m_data;
4227 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4228 }
4229
4230 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4231 {
4232 // selections won't make sense any more after sorting the items so reset
4233 // them
4234 HighlightAll(false);
4235 ResetCurrent();
4236
4237 list_ctrl_compare_func_2 = fn;
4238 list_ctrl_compare_data = data;
4239 m_lines.Sort( list_ctrl_compare_func_1 );
4240 m_dirty = true;
4241 }
4242
4243 // ----------------------------------------------------------------------------
4244 // scrolling
4245 // ----------------------------------------------------------------------------
4246
4247 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4248 {
4249 // update our idea of which lines are shown when we redraw the window the
4250 // next time
4251 ResetVisibleLinesRange();
4252
4253 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4254 {
4255 wxGenericListCtrl* lc = GetListCtrl();
4256 wxCHECK_RET( lc, wxT("no listctrl window?") );
4257
4258 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4259 {
4260 lc->m_headerWin->Refresh();
4261 lc->m_headerWin->Update();
4262 }
4263 }
4264 }
4265
4266 int wxListMainWindow::GetCountPerPage() const
4267 {
4268 if ( !m_linesPerPage )
4269 {
4270 wxConstCast(this, wxListMainWindow)->
4271 m_linesPerPage = GetClientSize().y / GetLineHeight();
4272 }
4273
4274 return m_linesPerPage;
4275 }
4276
4277 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4278 {
4279 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4280
4281 if ( m_lineFrom == (size_t)-1 )
4282 {
4283 size_t count = GetItemCount();
4284 if ( count )
4285 {
4286 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4287
4288 // this may happen if SetScrollbars() hadn't been called yet
4289 if ( m_lineFrom >= count )
4290 m_lineFrom = count - 1;
4291
4292 // we redraw one extra line but this is needed to make the redrawing
4293 // logic work when there is a fractional number of lines on screen
4294 m_lineTo = m_lineFrom + m_linesPerPage;
4295 if ( m_lineTo >= count )
4296 m_lineTo = count - 1;
4297 }
4298 else // empty control
4299 {
4300 m_lineFrom = 0;
4301 m_lineTo = (size_t)-1;
4302 }
4303 }
4304
4305 wxASSERT_MSG( IsEmpty() ||
4306 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4307 wxT("GetVisibleLinesRange() returns incorrect result") );
4308
4309 if ( from )
4310 *from = m_lineFrom;
4311 if ( to )
4312 *to = m_lineTo;
4313 }
4314
4315 // -------------------------------------------------------------------------------------
4316 // wxGenericListCtrl
4317 // -------------------------------------------------------------------------------------
4318
4319 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4320
4321 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxListCtrlBase)
4322 EVT_SIZE(wxGenericListCtrl::OnSize)
4323 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4324 END_EVENT_TABLE()
4325
4326 void wxGenericListCtrl::Init()
4327 {
4328 m_imageListNormal = NULL;
4329 m_imageListSmall = NULL;
4330 m_imageListState = NULL;
4331
4332 m_ownsImageListNormal =
4333 m_ownsImageListSmall =
4334 m_ownsImageListState = false;
4335
4336 m_mainWin = NULL;
4337 m_headerWin = NULL;
4338 }
4339
4340 wxGenericListCtrl::~wxGenericListCtrl()
4341 {
4342 if (m_ownsImageListNormal)
4343 delete m_imageListNormal;
4344 if (m_ownsImageListSmall)
4345 delete m_imageListSmall;
4346 if (m_ownsImageListState)
4347 delete m_imageListState;
4348 }
4349
4350 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4351 {
4352 bool needs_header = HasHeader();
4353 bool has_header = (m_headerWin != NULL);
4354
4355 if (needs_header == has_header)
4356 return;
4357
4358 if (needs_header)
4359 {
4360 m_headerWin = new wxListHeaderWindow
4361 (
4362 this, wxID_ANY, m_mainWin,
4363 wxPoint(0,0),
4364 wxSize
4365 (
4366 GetClientSize().x,
4367 wxRendererNative::Get().GetHeaderButtonHeight(this)
4368 ),
4369 wxTAB_TRAVERSAL
4370 );
4371
4372 #if defined( __WXMAC__ )
4373 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4374 m_headerWin->SetFont( font );
4375 #endif
4376
4377 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4378 }
4379 else
4380 {
4381 GetSizer()->Detach( m_headerWin );
4382
4383 wxDELETE(m_headerWin);
4384 }
4385 }
4386
4387 bool wxGenericListCtrl::Create(wxWindow *parent,
4388 wxWindowID id,
4389 const wxPoint &pos,
4390 const wxSize &size,
4391 long style,
4392 const wxValidator &validator,
4393 const wxString &name)
4394 {
4395 Init();
4396
4397 // just like in other ports, an assert will fail if the user doesn't give any type style:
4398 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4399 wxT("wxListCtrl style should have exactly one mode bit set") );
4400
4401 if ( !wxListCtrlBase::Create( parent, id, pos, size,
4402 style | wxVSCROLL | wxHSCROLL,
4403 validator, name ) )
4404 return false;
4405
4406 m_mainWin = new wxListMainWindow(this, wxID_ANY, wxPoint(0, 0), size);
4407
4408 SetTargetWindow( m_mainWin );
4409
4410 // We use the cursor keys for moving the selection, not scrolling, so call
4411 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4412 // keyboard events forwarded to us from wxListMainWindow.
4413 DisableKeyboardScrolling();
4414
4415 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4416 sizer->Add( m_mainWin, 1, wxGROW );
4417 SetSizer( sizer );
4418
4419 CreateOrDestroyHeaderWindowAsNeeded();
4420
4421 SetInitialSize(size);
4422
4423 return true;
4424 }
4425
4426 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4427 {
4428 return wxBORDER_THEME;
4429 }
4430
4431 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4432 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4433 WXWPARAM wParam,
4434 WXLPARAM lParam)
4435 {
4436 WXLRESULT rc = wxListCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
4437
4438 // we need to process arrows ourselves for scrolling
4439 if ( nMsg == WM_GETDLGCODE )
4440 {
4441 rc |= DLGC_WANTARROWS;
4442 }
4443
4444 return rc;
4445 }
4446 #endif // __WXMSW__
4447
4448 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4449 {
4450 wxSize newsize = size;
4451 if (m_headerWin)
4452 newsize.y -= m_headerWin->GetSize().y;
4453
4454 return newsize;
4455 }
4456
4457 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4458 {
4459 // update our idea of which lines are shown when we redraw
4460 // the window the next time
4461 m_mainWin->ResetVisibleLinesRange();
4462
4463 HandleOnScroll( event );
4464
4465 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4466 {
4467 m_headerWin->Refresh();
4468 m_headerWin->Update();
4469 }
4470 }
4471
4472 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4473 {
4474 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4475 wxT("wxLC_VIRTUAL can't be [un]set") );
4476
4477 long flag = GetWindowStyle();
4478
4479 if (add)
4480 {
4481 if (style & wxLC_MASK_TYPE)
4482 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4483 if (style & wxLC_MASK_ALIGN)
4484 flag &= ~wxLC_MASK_ALIGN;
4485 if (style & wxLC_MASK_SORT)
4486 flag &= ~wxLC_MASK_SORT;
4487 }
4488
4489 if (add)
4490 flag |= style;
4491 else
4492 flag &= ~style;
4493
4494 // some styles can be set without recreating everything (as happens in
4495 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4496 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4497 {
4498 Refresh();
4499 wxWindow::SetWindowStyleFlag(flag);
4500 }
4501 else
4502 {
4503 SetWindowStyleFlag( flag );
4504 }
4505 }
4506
4507 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4508 {
4509 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4510 // makes sense to remove them as we'll always add scrollbars anyhow when
4511 // needed
4512 flag |= wxHSCROLL | wxVSCROLL;
4513
4514 const bool wasInReportView = HasFlag(wxLC_REPORT);
4515
4516 // update the window style first so that the header is created or destroyed
4517 // corresponding to the new style
4518 wxWindow::SetWindowStyleFlag( flag );
4519
4520 if (m_mainWin)
4521 {
4522 const bool inReportView = (flag & wxLC_REPORT) != 0;
4523 if ( inReportView != wasInReportView )
4524 {
4525 // we need to notify the main window about this change as it must
4526 // update its data structures
4527 m_mainWin->SetReportView(inReportView);
4528 }
4529
4530 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4531
4532 CreateOrDestroyHeaderWindowAsNeeded();
4533
4534 GetSizer()->Layout();
4535 }
4536 }
4537
4538 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4539 {
4540 m_mainWin->GetColumn( col, item );
4541 return true;
4542 }
4543
4544 bool wxGenericListCtrl::SetColumn( int col, const wxListItem& item )
4545 {
4546 m_mainWin->SetColumn( col, item );
4547 return true;
4548 }
4549
4550 int wxGenericListCtrl::GetColumnWidth( int col ) const
4551 {
4552 return m_mainWin->GetColumnWidth( col );
4553 }
4554
4555 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4556 {
4557 m_mainWin->SetColumnWidth( col, width );
4558 return true;
4559 }
4560
4561 int wxGenericListCtrl::GetCountPerPage() const
4562 {
4563 return m_mainWin->GetCountPerPage(); // different from Windows ?
4564 }
4565
4566 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4567 {
4568 m_mainWin->GetItem( info );
4569 return true;
4570 }
4571
4572 bool wxGenericListCtrl::SetItem( wxListItem &info )
4573 {
4574 m_mainWin->SetItem( info );
4575 return true;
4576 }
4577
4578 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4579 {
4580 wxListItem info;
4581 info.m_text = label;
4582 info.m_mask = wxLIST_MASK_TEXT;
4583 info.m_itemId = index;
4584 info.m_col = col;
4585 if ( imageId > -1 )
4586 {
4587 info.m_image = imageId;
4588 info.m_mask |= wxLIST_MASK_IMAGE;
4589 }
4590
4591 m_mainWin->SetItem(info);
4592 return true;
4593 }
4594
4595 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4596 {
4597 return m_mainWin->GetItemState( item, stateMask );
4598 }
4599
4600 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4601 {
4602 m_mainWin->SetItemState( item, state, stateMask );
4603 return true;
4604 }
4605
4606 bool
4607 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4608 {
4609 return SetItemColumnImage(item, 0, image);
4610 }
4611
4612 bool
4613 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4614 {
4615 wxListItem info;
4616 info.m_image = image;
4617 info.m_mask = wxLIST_MASK_IMAGE;
4618 info.m_itemId = item;
4619 info.m_col = column;
4620 m_mainWin->SetItem( info );
4621 return true;
4622 }
4623
4624 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4625 {
4626 return m_mainWin->GetItemText(item, col);
4627 }
4628
4629 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4630 {
4631 m_mainWin->SetItemText(item, str);
4632 }
4633
4634 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4635 {
4636 wxListItem info;
4637 info.m_mask = wxLIST_MASK_DATA;
4638 info.m_itemId = item;
4639 m_mainWin->GetItem( info );
4640 return info.m_data;
4641 }
4642
4643 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4644 {
4645 wxListItem info;
4646 info.m_mask = wxLIST_MASK_DATA;
4647 info.m_itemId = item;
4648 info.m_data = data;
4649 m_mainWin->SetItem( info );
4650 return true;
4651 }
4652
4653 wxRect wxGenericListCtrl::GetViewRect() const
4654 {
4655 return m_mainWin->GetViewRect();
4656 }
4657
4658 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4659 {
4660 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4661 }
4662
4663 bool wxGenericListCtrl::GetSubItemRect(long item,
4664 long subItem,
4665 wxRect& rect,
4666 int WXUNUSED(code)) const
4667 {
4668 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4669 return false;
4670
4671 if ( m_mainWin->HasHeader() )
4672 rect.y += m_headerWin->GetSize().y + 1;
4673
4674 return true;
4675 }
4676
4677 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4678 {
4679 m_mainWin->GetItemPosition( item, pos );
4680 return true;
4681 }
4682
4683 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4684 {
4685 return false;
4686 }
4687
4688 int wxGenericListCtrl::GetItemCount() const
4689 {
4690 return m_mainWin->GetItemCount();
4691 }
4692
4693 int wxGenericListCtrl::GetColumnCount() const
4694 {
4695 return m_mainWin->GetColumnCount();
4696 }
4697
4698 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4699 {
4700 m_mainWin->SetItemSpacing( spacing, isSmall );
4701 }
4702
4703 wxSize wxGenericListCtrl::GetItemSpacing() const
4704 {
4705 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4706
4707 return wxSize(spacing, spacing);
4708 }
4709
4710 #if WXWIN_COMPATIBILITY_2_6
4711 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4712 {
4713 return m_mainWin->GetItemSpacing( isSmall );
4714 }
4715 #endif // WXWIN_COMPATIBILITY_2_6
4716
4717 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4718 {
4719 wxListItem info;
4720 info.m_itemId = item;
4721 info.SetTextColour( col );
4722 m_mainWin->SetItem( info );
4723 }
4724
4725 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4726 {
4727 wxListItem info;
4728 info.m_itemId = item;
4729 m_mainWin->GetItem( info );
4730 return info.GetTextColour();
4731 }
4732
4733 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4734 {
4735 wxListItem info;
4736 info.m_itemId = item;
4737 info.SetBackgroundColour( col );
4738 m_mainWin->SetItem( info );
4739 }
4740
4741 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4742 {
4743 wxListItem info;
4744 info.m_itemId = item;
4745 m_mainWin->GetItem( info );
4746 return info.GetBackgroundColour();
4747 }
4748
4749 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4750 {
4751 wxListItem info;
4752 info.m_itemId = item;
4753 info.SetFont( f );
4754 m_mainWin->SetItem( info );
4755 }
4756
4757 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4758 {
4759 wxListItem info;
4760 info.m_itemId = item;
4761 m_mainWin->GetItem( info );
4762 return info.GetFont();
4763 }
4764
4765 int wxGenericListCtrl::GetSelectedItemCount() const
4766 {
4767 return m_mainWin->GetSelectedItemCount();
4768 }
4769
4770 wxColour wxGenericListCtrl::GetTextColour() const
4771 {
4772 return GetForegroundColour();
4773 }
4774
4775 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4776 {
4777 SetForegroundColour(col);
4778 }
4779
4780 long wxGenericListCtrl::GetTopItem() const
4781 {
4782 size_t top;
4783 m_mainWin->GetVisibleLinesRange(&top, NULL);
4784 return (long)top;
4785 }
4786
4787 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4788 {
4789 return m_mainWin->GetNextItem( item, geom, state );
4790 }
4791
4792 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4793 {
4794 if (which == wxIMAGE_LIST_NORMAL)
4795 return m_imageListNormal;
4796 else if (which == wxIMAGE_LIST_SMALL)
4797 return m_imageListSmall;
4798 else if (which == wxIMAGE_LIST_STATE)
4799 return m_imageListState;
4800
4801 return NULL;
4802 }
4803
4804 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4805 {
4806 if ( which == wxIMAGE_LIST_NORMAL )
4807 {
4808 if (m_ownsImageListNormal)
4809 delete m_imageListNormal;
4810 m_imageListNormal = imageList;
4811 m_ownsImageListNormal = false;
4812 }
4813 else if ( which == wxIMAGE_LIST_SMALL )
4814 {
4815 if (m_ownsImageListSmall)
4816 delete m_imageListSmall;
4817 m_imageListSmall = imageList;
4818 m_ownsImageListSmall = false;
4819 }
4820 else if ( which == wxIMAGE_LIST_STATE )
4821 {
4822 if (m_ownsImageListState)
4823 delete m_imageListState;
4824 m_imageListState = imageList;
4825 m_ownsImageListState = false;
4826 }
4827
4828 m_mainWin->SetImageList( imageList, which );
4829 }
4830
4831 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4832 {
4833 SetImageList(imageList, which);
4834 if ( which == wxIMAGE_LIST_NORMAL )
4835 m_ownsImageListNormal = true;
4836 else if ( which == wxIMAGE_LIST_SMALL )
4837 m_ownsImageListSmall = true;
4838 else if ( which == wxIMAGE_LIST_STATE )
4839 m_ownsImageListState = true;
4840 }
4841
4842 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4843 {
4844 return 0;
4845 }
4846
4847 bool wxGenericListCtrl::DeleteItem( long item )
4848 {
4849 m_mainWin->DeleteItem( item );
4850 return true;
4851 }
4852
4853 bool wxGenericListCtrl::DeleteAllItems()
4854 {
4855 m_mainWin->DeleteAllItems();
4856 return true;
4857 }
4858
4859 bool wxGenericListCtrl::DeleteAllColumns()
4860 {
4861 size_t count = m_mainWin->m_columns.GetCount();
4862 for ( size_t n = 0; n < count; n++ )
4863 DeleteColumn( 0 );
4864 return true;
4865 }
4866
4867 void wxGenericListCtrl::ClearAll()
4868 {
4869 m_mainWin->DeleteEverything();
4870 }
4871
4872 bool wxGenericListCtrl::DeleteColumn( int col )
4873 {
4874 m_mainWin->DeleteColumn( col );
4875
4876 // if we don't have the header any longer, we need to relayout the window
4877 // if ( !GetColumnCount() )
4878
4879
4880 // Ensure that the non-existent columns are really removed from display.
4881 Refresh();
4882
4883 return true;
4884 }
4885
4886 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
4887 wxClassInfo* textControlClass)
4888 {
4889 return m_mainWin->EditLabel( item, textControlClass );
4890 }
4891
4892 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
4893 {
4894 return m_mainWin->GetEditControl();
4895 }
4896
4897 bool wxGenericListCtrl::EnsureVisible( long item )
4898 {
4899 m_mainWin->EnsureVisible( item );
4900 return true;
4901 }
4902
4903 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
4904 {
4905 return m_mainWin->FindItem( start, str, partial );
4906 }
4907
4908 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
4909 {
4910 return m_mainWin->FindItem( start, data );
4911 }
4912
4913 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
4914 int WXUNUSED(direction))
4915 {
4916 return m_mainWin->FindItem( pt );
4917 }
4918
4919 // TODO: sub item hit testing
4920 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
4921 {
4922 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4923 }
4924
4925 long wxGenericListCtrl::InsertItem( wxListItem& info )
4926 {
4927 m_mainWin->InsertItem( info );
4928 return info.m_itemId;
4929 }
4930
4931 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
4932 {
4933 wxListItem info;
4934 info.m_text = label;
4935 info.m_mask = wxLIST_MASK_TEXT;
4936 info.m_itemId = index;
4937 return InsertItem( info );
4938 }
4939
4940 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
4941 {
4942 wxListItem info;
4943 info.m_mask = wxLIST_MASK_IMAGE;
4944 info.m_image = imageIndex;
4945 info.m_itemId = index;
4946 return InsertItem( info );
4947 }
4948
4949 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4950 {
4951 wxListItem info;
4952 info.m_text = label;
4953 info.m_image = imageIndex;
4954 info.m_mask = wxLIST_MASK_TEXT;
4955 if (imageIndex > -1)
4956 info.m_mask |= wxLIST_MASK_IMAGE;
4957 info.m_itemId = index;
4958 return InsertItem( info );
4959 }
4960
4961 long wxGenericListCtrl::DoInsertColumn( long col, const wxListItem &item )
4962 {
4963 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
4964
4965 long idx = m_mainWin->InsertColumn( col, item );
4966
4967 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
4968 // still have m_headerWin==NULL
4969 if (m_headerWin)
4970 m_headerWin->Refresh();
4971
4972 return idx;
4973 }
4974
4975 bool wxGenericListCtrl::ScrollList( int dx, int dy )
4976 {
4977 return m_mainWin->ScrollList(dx, dy);
4978 }
4979
4980 // Sort items.
4981 // fn is a function which takes 3 long arguments: item1, item2, data.
4982 // item1 is the long data associated with a first item (NOT the index).
4983 // item2 is the long data associated with a second item (NOT the index).
4984 // data is the same value as passed to SortItems.
4985 // The return value is a negative number if the first item should precede the second
4986 // item, a positive number of the second item should precede the first,
4987 // or zero if the two items are equivalent.
4988 // data is arbitrary data to be passed to the sort function.
4989
4990 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4991 {
4992 m_mainWin->SortItems( fn, data );
4993 return true;
4994 }
4995
4996 // ----------------------------------------------------------------------------
4997 // event handlers
4998 // ----------------------------------------------------------------------------
4999
5000 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
5001 {
5002 if (!m_mainWin) return;
5003
5004 // We need to override OnSize so that our scrolled
5005 // window a) does call Layout() to use sizers for
5006 // positioning the controls but b) does not query
5007 // the sizer for their size and use that for setting
5008 // the scrollable area as set that ourselves by
5009 // calling SetScrollbar() further down.
5010
5011 Layout();
5012
5013 m_mainWin->RecalculatePositions();
5014
5015 AdjustScrollbars();
5016 }
5017
5018 void wxGenericListCtrl::OnInternalIdle()
5019 {
5020 wxWindow::OnInternalIdle();
5021
5022 if (m_mainWin->m_dirty)
5023 m_mainWin->RecalculatePositions();
5024 }
5025
5026 // ----------------------------------------------------------------------------
5027 // font/colours
5028 // ----------------------------------------------------------------------------
5029
5030 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5031 {
5032 if (m_mainWin)
5033 {
5034 m_mainWin->SetBackgroundColour( colour );
5035 m_mainWin->m_dirty = true;
5036 }
5037
5038 return true;
5039 }
5040
5041 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5042 {
5043 if ( !wxWindow::SetForegroundColour( colour ) )
5044 return false;
5045
5046 if (m_mainWin)
5047 {
5048 m_mainWin->SetForegroundColour( colour );
5049 m_mainWin->m_dirty = true;
5050 }
5051
5052 if (m_headerWin)
5053 m_headerWin->SetForegroundColour( colour );
5054
5055 return true;
5056 }
5057
5058 bool wxGenericListCtrl::SetFont( const wxFont &font )
5059 {
5060 if ( !wxWindow::SetFont( font ) )
5061 return false;
5062
5063 if (m_mainWin)
5064 {
5065 m_mainWin->SetFont( font );
5066 m_mainWin->m_dirty = true;
5067 }
5068
5069 if (m_headerWin)
5070 {
5071 m_headerWin->SetFont( font );
5072 // CalculateAndSetHeaderHeight();
5073 }
5074
5075 Refresh();
5076
5077 return true;
5078 }
5079
5080 // static
5081 wxVisualAttributes
5082 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5083 {
5084 #if _USE_VISATTR
5085 // Use the same color scheme as wxListBox
5086 return wxListBox::GetClassDefaultAttributes(variant);
5087 #else
5088 wxUnusedVar(variant);
5089 wxVisualAttributes attr;
5090 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5091 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5092 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5093 return attr;
5094 #endif
5095 }
5096
5097 // ----------------------------------------------------------------------------
5098 // methods forwarded to m_mainWin
5099 // ----------------------------------------------------------------------------
5100
5101 #if wxUSE_DRAG_AND_DROP
5102
5103 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5104 {
5105 m_mainWin->SetDropTarget( dropTarget );
5106 }
5107
5108 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5109 {
5110 return m_mainWin->GetDropTarget();
5111 }
5112
5113 #endif
5114
5115 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5116 {
5117 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5118 }
5119
5120 wxColour wxGenericListCtrl::GetBackgroundColour() const
5121 {
5122 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5123 }
5124
5125 wxColour wxGenericListCtrl::GetForegroundColour() const
5126 {
5127 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5128 }
5129
5130 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5131 {
5132 #if wxUSE_MENUS
5133 return m_mainWin->PopupMenu( menu, x, y );
5134 #else
5135 return false;
5136 #endif
5137 }
5138
5139 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5140 {
5141 // It's not clear whether this can be called before m_mainWin is created
5142 // but it seems better to be on the safe side and check.
5143 if ( m_mainWin )
5144 m_mainWin->DoClientToScreen(x, y);
5145 else
5146 wxListCtrlBase::DoClientToScreen(x, y);
5147 }
5148
5149 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5150 {
5151 // At least in wxGTK/Univ build this method can be called before m_mainWin
5152 // is created so avoid crashes in this case.
5153 if ( m_mainWin )
5154 m_mainWin->DoScreenToClient(x, y);
5155 else
5156 wxListCtrlBase::DoScreenToClient(x, y);
5157 }
5158
5159 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5160 {
5161 // The base class version can compute the best size in report view only.
5162 wxSize sizeBest = wxListCtrlBase::DoGetBestClientSize();
5163
5164 if ( !InReportView() )
5165 {
5166 // Ensure that our minimal width is at least big enough to show all our
5167 // items. This is important for wxListbook to size itself correctly.
5168
5169 // Remember the offset of the first item: this corresponds to the
5170 // margins around the item so we will add it to the minimal size below
5171 // to ensure that we have equal margins on all sides.
5172 wxPoint ofs;
5173
5174 // We can iterate over all items as there shouldn't be too many of them
5175 // in non-report view. If it ever becomes a problem, we could examine
5176 // just the first few items probably, the determination of the best
5177 // size is less important if we will need scrollbars anyhow.
5178 for ( int n = 0; n < GetItemCount(); n++ )
5179 {
5180 const wxRect itemRect = m_mainWin->GetLineRect(n);
5181 if ( !n )
5182 {
5183 // Remember the position of the first item as all the rest are
5184 // offset by at least this number of pixels too.
5185 ofs = itemRect.GetPosition();
5186 }
5187
5188 sizeBest.IncTo(itemRect.GetSize());
5189 }
5190
5191 sizeBest.IncBy(2*ofs);
5192
5193
5194 // If we have the scrollbars we need to account for them too. And to
5195 // make sure the scrollbars status is up to date we need to call this
5196 // function to set them.
5197 m_mainWin->RecalculatePositions(true /* no refresh */);
5198
5199 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5200 // to use m_mainWin client/virtual size for determination of whether we
5201 // use scrollbars and not the size of this window itself. Maybe that
5202 // function should be extended to work correctly in the case when our
5203 // scrollbars manage a different window from this one but currently it
5204 // doesn't work.
5205 const wxSize sizeClient = m_mainWin->GetClientSize();
5206 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5207
5208 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5209 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5210
5211 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5212 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5213 }
5214
5215 return sizeBest;
5216 }
5217
5218 // ----------------------------------------------------------------------------
5219 // virtual list control support
5220 // ----------------------------------------------------------------------------
5221
5222 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5223 {
5224 // this is a pure virtual function, in fact - which is not really pure
5225 // because the controls which are not virtual don't need to implement it
5226 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5227
5228 return wxEmptyString;
5229 }
5230
5231 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5232 {
5233 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5234 -1,
5235 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5236 return -1;
5237 }
5238
5239 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5240 {
5241 if (!column)
5242 return OnGetItemImage(item);
5243
5244 return -1;
5245 }
5246
5247 wxListItemAttr *
5248 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5249 {
5250 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5251 wxT("invalid item index in OnGetItemAttr()") );
5252
5253 // no attributes by default
5254 return NULL;
5255 }
5256
5257 void wxGenericListCtrl::SetItemCount(long count)
5258 {
5259 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5260
5261 m_mainWin->SetItemCount(count);
5262 }
5263
5264 void wxGenericListCtrl::RefreshItem(long item)
5265 {
5266 m_mainWin->RefreshLine(item);
5267 }
5268
5269 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5270 {
5271 m_mainWin->RefreshLines(itemFrom, itemTo);
5272 }
5273
5274 // Generic wxListCtrl is more or less a container for two other
5275 // windows which drawings are done upon. These are namely
5276 // 'm_headerWin' and 'm_mainWin'.
5277 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5278 // behaviour wxListCtrl has under wxMSW.
5279 //
5280 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5281 {
5282 if (!rect)
5283 {
5284 // The easy case, no rectangle specified.
5285 if (m_headerWin)
5286 m_headerWin->Refresh(eraseBackground);
5287
5288 if (m_mainWin)
5289 m_mainWin->Refresh(eraseBackground);
5290 }
5291 else
5292 {
5293 // Refresh the header window
5294 if (m_headerWin)
5295 {
5296 wxRect rectHeader = m_headerWin->GetRect();
5297 rectHeader.Intersect(*rect);
5298 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5299 {
5300 int x, y;
5301 m_headerWin->GetPosition(&x, &y);
5302 rectHeader.Offset(-x, -y);
5303 m_headerWin->Refresh(eraseBackground, &rectHeader);
5304 }
5305 }
5306
5307 // Refresh the main window
5308 if (m_mainWin)
5309 {
5310 wxRect rectMain = m_mainWin->GetRect();
5311 rectMain.Intersect(*rect);
5312 if (rectMain.GetWidth() && rectMain.GetHeight())
5313 {
5314 int x, y;
5315 m_mainWin->GetPosition(&x, &y);
5316 rectMain.Offset(-x, -y);
5317 m_mainWin->Refresh(eraseBackground, &rectMain);
5318 }
5319 }
5320 }
5321 }
5322
5323 void wxGenericListCtrl::Update()
5324 {
5325 if ( m_mainWin )
5326 {
5327 if ( m_mainWin->m_dirty )
5328 m_mainWin->RecalculatePositions();
5329
5330 m_mainWin->Update();
5331 }
5332
5333 if ( m_headerWin )
5334 m_headerWin->Update();
5335 }
5336
5337 #endif // wxUSE_LISTCTRL