]> git.saurik.com Git - wxWidgets.git/blob - src/generic/listctrl.cpp
updated setup.h for OpenVMS
[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 SetFocus();
2304
2305 // Pretend that the event happened in wxListCtrl itself.
2306 wxMouseEvent me(event);
2307 me.SetEventObject( GetParent() );
2308 me.SetId(GetParent()->GetId());
2309 if ( GetParent()->GetEventHandler()->ProcessEvent( me ))
2310 return;
2311
2312 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2313 {
2314 // let the base class handle mouse wheel events.
2315 event.Skip();
2316 return;
2317 }
2318
2319 if ( !HasCurrent() || IsEmpty() )
2320 {
2321 if (event.RightDown())
2322 {
2323 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2324
2325 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
2326 GetParent()->GetId(),
2327 ClientToScreen(event.GetPosition()));
2328 evtCtx.SetEventObject(GetParent());
2329 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2330 }
2331 return;
2332 }
2333
2334 if (m_dirty)
2335 return;
2336
2337 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2338 event.ButtonDClick()) )
2339 return;
2340
2341 int x = event.GetX();
2342 int y = event.GetY();
2343 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
2344
2345 // where did we hit it (if we did)?
2346 long hitResult = 0;
2347
2348 size_t count = GetItemCount(),
2349 current;
2350
2351 if ( InReportView() )
2352 {
2353 current = y / GetLineHeight();
2354 if ( current < count )
2355 hitResult = HitTestLine(current, x, y);
2356 }
2357 else // !report
2358 {
2359 // TODO: optimize it too! this is less simple than for report view but
2360 // enumerating all items is still not a way to do it!!
2361 for ( current = 0; current < count; current++ )
2362 {
2363 hitResult = HitTestLine(current, x, y);
2364 if ( hitResult )
2365 break;
2366 }
2367 }
2368
2369 // Update drag events counter first as we must do it even if the mouse is
2370 // not on any item right now as we must keep count in case we started
2371 // dragging from the empty control area but continued to do it over a valid
2372 // item -- in this situation we must not start dragging this item.
2373 if (event.Dragging())
2374 m_dragCount++;
2375 else
2376 m_dragCount = 0;
2377
2378 // The only mouse event that can be generated without any valid item is
2379 // wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK as it can be useful to have a global
2380 // popup menu for the list control itself which should be shown even when
2381 // the user clicks outside of any item.
2382 if ( !hitResult )
2383 {
2384 // outside of any item
2385 if (event.RightDown())
2386 {
2387 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2388
2389 wxContextMenuEvent evtCtx(
2390 wxEVT_CONTEXT_MENU,
2391 GetParent()->GetId(),
2392 ClientToScreen(event.GetPosition()));
2393 evtCtx.SetEventObject(GetParent());
2394 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2395 }
2396 else
2397 {
2398 // reset the selection and bail out
2399 HighlightAll(false);
2400 }
2401
2402 return;
2403 }
2404
2405 if ( event.Dragging() )
2406 {
2407 if (m_dragCount == 1)
2408 {
2409 // we have to report the raw, physical coords as we want to be
2410 // able to call HitTest(event.m_pointDrag) from the user code to
2411 // get the item being dragged
2412 m_dragStart = event.GetPosition();
2413 }
2414
2415 if (m_dragCount != 3)
2416 return;
2417
2418 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
2419 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
2420
2421 SendNotify( m_lineLastClicked, command, m_dragStart );
2422
2423 return;
2424 }
2425
2426 bool forceClick = false;
2427 if (event.ButtonDClick())
2428 {
2429 if ( m_renameTimer->IsRunning() )
2430 m_renameTimer->Stop();
2431
2432 m_lastOnSame = false;
2433
2434 if ( current == m_lineLastClicked )
2435 {
2436 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2437
2438 return;
2439 }
2440 else
2441 {
2442 // The first click was on another item, so don't interpret this as
2443 // a double click, but as a simple click instead
2444 forceClick = true;
2445 }
2446 }
2447
2448 if (event.LeftUp())
2449 {
2450 if (m_lineSelectSingleOnUp != (size_t)-1)
2451 {
2452 // select single line
2453 HighlightAll( false );
2454 ReverseHighlight(m_lineSelectSingleOnUp);
2455 }
2456
2457 if (m_lastOnSame)
2458 {
2459 if ((current == m_current) &&
2460 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
2461 HasFlag(wxLC_EDIT_LABELS) )
2462 {
2463 if ( !InReportView() ||
2464 GetLineLabelRect(current).Contains(x, y) )
2465 {
2466 int dclick = wxSystemSettings::GetMetric(wxSYS_DCLICK_MSEC);
2467 m_renameTimer->Start(dclick > 0 ? dclick : 250, true);
2468 }
2469 }
2470 }
2471
2472 m_lastOnSame = false;
2473 m_lineSelectSingleOnUp = (size_t)-1;
2474 }
2475 else
2476 {
2477 // This is necessary, because after a DnD operation in
2478 // from and to ourself, the up event is swallowed by the
2479 // DnD code. So on next non-up event (which means here and
2480 // now) m_lineSelectSingleOnUp should be reset.
2481 m_lineSelectSingleOnUp = (size_t)-1;
2482 }
2483 if (event.RightDown())
2484 {
2485 m_lineBeforeLastClicked = m_lineLastClicked;
2486 m_lineLastClicked = current;
2487
2488 // If the item is already selected, do not update the selection.
2489 // Multi-selections should not be cleared if a selected item is clicked.
2490 if (!IsHighlighted(current))
2491 {
2492 HighlightAll(false);
2493 ChangeCurrent(current);
2494 ReverseHighlight(m_current);
2495 }
2496
2497 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2498
2499 // Allow generation of context menu event
2500 event.Skip();
2501 }
2502 else if (event.MiddleDown())
2503 {
2504 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2505 }
2506 else if ( event.LeftDown() || forceClick )
2507 {
2508 m_lineBeforeLastClicked = m_lineLastClicked;
2509 m_lineLastClicked = current;
2510
2511 size_t oldCurrent = m_current;
2512 bool oldWasSelected = IsHighlighted(m_current);
2513
2514 bool cmdModifierDown = event.CmdDown();
2515 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2516 {
2517 if ( IsSingleSel() || !IsHighlighted(current) )
2518 {
2519 HighlightAll( false );
2520
2521 ChangeCurrent(current);
2522
2523 ReverseHighlight(m_current);
2524 }
2525 else // multi sel & current is highlighted & no mod keys
2526 {
2527 m_lineSelectSingleOnUp = current;
2528 ChangeCurrent(current); // change focus
2529 }
2530 }
2531 else // multi sel & either ctrl or shift is down
2532 {
2533 if (cmdModifierDown)
2534 {
2535 ChangeCurrent(current);
2536
2537 ReverseHighlight(m_current);
2538 }
2539 else if (event.ShiftDown())
2540 {
2541 ChangeCurrent(current);
2542
2543 size_t lineFrom = oldCurrent,
2544 lineTo = current;
2545
2546 if ( lineTo < lineFrom )
2547 {
2548 lineTo = lineFrom;
2549 lineFrom = m_current;
2550 }
2551
2552 HighlightLines(lineFrom, lineTo);
2553 }
2554 else // !ctrl, !shift
2555 {
2556 // test in the enclosing if should make it impossible
2557 wxFAIL_MSG( wxT("how did we get here?") );
2558 }
2559 }
2560
2561 if (m_current != oldCurrent)
2562 RefreshLine( oldCurrent );
2563
2564 // forceClick is only set if the previous click was on another item
2565 m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected;
2566 }
2567 }
2568
2569 void wxListMainWindow::MoveToItem(size_t item)
2570 {
2571 if ( item == (size_t)-1 )
2572 return;
2573
2574 wxRect rect = GetLineRect(item);
2575
2576 int client_w, client_h;
2577 GetClientSize( &client_w, &client_h );
2578
2579 const int hLine = GetLineHeight();
2580
2581 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2582 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2583
2584 if ( InReportView() )
2585 {
2586 // the next we need the range of lines shown it might be different,
2587 // so recalculate it
2588 ResetVisibleLinesRange();
2589
2590 if (rect.y < view_y)
2591 GetListCtrl()->Scroll( -1, rect.y / hLine );
2592 if (rect.y + rect.height + 5 > view_y + client_h)
2593 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2594
2595 #ifdef __WXMAC__
2596 // At least on Mac the visible lines value will get reset inside of
2597 // Scroll *before* it actually scrolls the window because of the
2598 // Update() that happens there, so it will still have the wrong value.
2599 // So let's reset it again and wait for it to be recalculated in the
2600 // next paint event. I would expect this problem to show up in wxGTK
2601 // too but couldn't duplicate it there. Perhaps the order of events
2602 // is different... --Robin
2603 ResetVisibleLinesRange();
2604 #endif
2605 }
2606 else // !report
2607 {
2608 int sx = -1,
2609 sy = -1;
2610
2611 if (rect.x-view_x < 5)
2612 sx = (rect.x - 5) / SCROLL_UNIT_X;
2613 if (rect.x + rect.width - 5 > view_x + client_w)
2614 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2615
2616 if (rect.y-view_y < 5)
2617 sy = (rect.y - 5) / hLine;
2618 if (rect.y + rect.height - 5 > view_y + client_h)
2619 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2620
2621 GetListCtrl()->Scroll(sx, sy);
2622 }
2623 }
2624
2625 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2626 {
2627 if ( !InReportView() )
2628 {
2629 // TODO: this should work in all views but is not implemented now
2630 return false;
2631 }
2632
2633 size_t top, bottom;
2634 GetVisibleLinesRange(&top, &bottom);
2635
2636 if ( bottom == (size_t)-1 )
2637 return 0;
2638
2639 ResetVisibleLinesRange();
2640
2641 int hLine = GetLineHeight();
2642
2643 GetListCtrl()->Scroll(-1, top + dy / hLine);
2644
2645 #ifdef __WXMAC__
2646 // see comment in MoveToItem() for why we do this
2647 ResetVisibleLinesRange();
2648 #endif
2649
2650 return true;
2651 }
2652
2653 // ----------------------------------------------------------------------------
2654 // keyboard handling
2655 // ----------------------------------------------------------------------------
2656
2657 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2658 {
2659 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2660 wxT("invalid item index in OnArrowChar()") );
2661
2662 size_t oldCurrent = m_current;
2663
2664 // in single selection we just ignore Shift as we can't select several
2665 // items anyhow
2666 if ( event.ShiftDown() && !IsSingleSel() )
2667 {
2668 ChangeCurrent(newCurrent);
2669
2670 // refresh the old focus to remove it
2671 RefreshLine( oldCurrent );
2672
2673 // select all the items between the old and the new one
2674 if ( oldCurrent > newCurrent )
2675 {
2676 newCurrent = oldCurrent;
2677 oldCurrent = m_current;
2678 }
2679
2680 HighlightLines(oldCurrent, newCurrent);
2681 }
2682 else // !shift
2683 {
2684 // all previously selected items are unselected unless ctrl is held
2685 // in a multiselection control
2686 if ( !event.ControlDown() || IsSingleSel() )
2687 HighlightAll(false);
2688
2689 ChangeCurrent(newCurrent);
2690
2691 // refresh the old focus to remove it
2692 RefreshLine( oldCurrent );
2693
2694 // in single selection mode we must always have a selected item
2695 if ( !event.ControlDown() || IsSingleSel() )
2696 HighlightLine( m_current, true );
2697 }
2698
2699 RefreshLine( m_current );
2700
2701 MoveToFocus();
2702 }
2703
2704 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2705 {
2706 wxWindow *parent = GetParent();
2707
2708 // propagate the key event upwards
2709 wxKeyEvent ke(event);
2710 ke.SetEventObject( parent );
2711 ke.SetId(GetParent()->GetId());
2712 if (parent->GetEventHandler()->ProcessEvent( ke ))
2713 return;
2714
2715 // send a list event
2716 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2717 le.m_item.m_itemId =
2718 le.m_itemIndex = m_current;
2719 if (HasCurrent())
2720 GetLine(m_current)->GetItem( 0, le.m_item );
2721 le.m_code = event.GetKeyCode();
2722 le.SetEventObject( parent );
2723 if (parent->GetEventHandler()->ProcessEvent( le ))
2724 return;
2725
2726 event.Skip();
2727 }
2728
2729 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2730 {
2731 wxWindow *parent = GetParent();
2732
2733 // propagate the key event upwards
2734 wxKeyEvent ke(event);
2735 ke.SetEventObject( parent );
2736 ke.SetId(GetParent()->GetId());
2737 if (parent->GetEventHandler()->ProcessEvent( ke ))
2738 return;
2739
2740 event.Skip();
2741 }
2742
2743 void wxListMainWindow::OnCharHook( wxKeyEvent &event )
2744 {
2745 if ( m_textctrlWrapper )
2746 {
2747 // When an in-place editor is active we should ensure that it always
2748 // gets the key events that are special to it.
2749 if ( m_textctrlWrapper->CheckForEndEditKey(event) )
2750 {
2751 // Skip the call to wxEvent::Skip() below.
2752 return;
2753 }
2754 }
2755
2756 event.Skip();
2757 }
2758
2759 void wxListMainWindow::OnChar( wxKeyEvent &event )
2760 {
2761 wxWindow *parent = GetParent();
2762
2763 // propagate the char event upwards
2764 wxKeyEvent ke(event);
2765 ke.SetEventObject( parent );
2766 ke.SetId(GetParent()->GetId());
2767 if (parent->GetEventHandler()->ProcessEvent( ke ))
2768 return;
2769
2770 if ( HandleAsNavigationKey(event) )
2771 return;
2772
2773 // no item -> nothing to do
2774 if (!HasCurrent())
2775 {
2776 event.Skip();
2777 return;
2778 }
2779
2780 // don't use m_linesPerPage directly as it might not be computed yet
2781 const int pageSize = GetCountPerPage();
2782 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2783
2784 if (GetLayoutDirection() == wxLayout_RightToLeft)
2785 {
2786 if (event.GetKeyCode() == WXK_RIGHT)
2787 event.m_keyCode = WXK_LEFT;
2788 else if (event.GetKeyCode() == WXK_LEFT)
2789 event.m_keyCode = WXK_RIGHT;
2790 }
2791
2792 switch ( event.GetKeyCode() )
2793 {
2794 case WXK_UP:
2795 if ( m_current > 0 )
2796 OnArrowChar( m_current - 1, event );
2797 break;
2798
2799 case WXK_DOWN:
2800 if ( m_current < (size_t)GetItemCount() - 1 )
2801 OnArrowChar( m_current + 1, event );
2802 break;
2803
2804 case WXK_END:
2805 if (!IsEmpty())
2806 OnArrowChar( GetItemCount() - 1, event );
2807 break;
2808
2809 case WXK_HOME:
2810 if (!IsEmpty())
2811 OnArrowChar( 0, event );
2812 break;
2813
2814 case WXK_PAGEUP:
2815 {
2816 int steps = InReportView() ? pageSize - 1
2817 : m_current % pageSize;
2818
2819 int index = m_current - steps;
2820 if (index < 0)
2821 index = 0;
2822
2823 OnArrowChar( index, event );
2824 }
2825 break;
2826
2827 case WXK_PAGEDOWN:
2828 {
2829 int steps = InReportView()
2830 ? pageSize - 1
2831 : pageSize - (m_current % pageSize) - 1;
2832
2833 size_t index = m_current + steps;
2834 size_t count = GetItemCount();
2835 if ( index >= count )
2836 index = count - 1;
2837
2838 OnArrowChar( index, event );
2839 }
2840 break;
2841
2842 case WXK_LEFT:
2843 if ( !InReportView() )
2844 {
2845 int index = m_current - pageSize;
2846 if (index < 0)
2847 index = 0;
2848
2849 OnArrowChar( index, event );
2850 }
2851 break;
2852
2853 case WXK_RIGHT:
2854 if ( !InReportView() )
2855 {
2856 size_t index = m_current + pageSize;
2857
2858 size_t count = GetItemCount();
2859 if ( index >= count )
2860 index = count - 1;
2861
2862 OnArrowChar( index, event );
2863 }
2864 break;
2865
2866 case WXK_SPACE:
2867 if ( IsSingleSel() )
2868 {
2869 if ( event.ControlDown() )
2870 {
2871 ReverseHighlight(m_current);
2872 }
2873 else // normal space press
2874 {
2875 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2876 }
2877 }
2878 else // multiple selection
2879 {
2880 ReverseHighlight(m_current);
2881 }
2882 break;
2883
2884 case WXK_RETURN:
2885 case WXK_EXECUTE:
2886 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2887 break;
2888
2889 default:
2890 event.Skip();
2891 }
2892 }
2893
2894 // ----------------------------------------------------------------------------
2895 // focus handling
2896 // ----------------------------------------------------------------------------
2897
2898 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2899 {
2900 if ( GetParent() )
2901 {
2902 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
2903 event.SetEventObject( GetParent() );
2904 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2905 return;
2906 }
2907
2908 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
2909 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
2910 // which are already drawn correctly resulting in horrible flicker - avoid
2911 // it
2912 if ( !m_hasFocus )
2913 {
2914 m_hasFocus = true;
2915
2916 RefreshSelected();
2917 }
2918 }
2919
2920 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
2921 {
2922 if ( GetParent() )
2923 {
2924 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
2925 event.SetEventObject( GetParent() );
2926 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2927 return;
2928 }
2929
2930 m_hasFocus = false;
2931 RefreshSelected();
2932 }
2933
2934 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
2935 {
2936 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
2937 {
2938 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2939 }
2940 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
2941 {
2942 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2943 }
2944 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
2945 {
2946 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2947 }
2948 else if ( InReportView() && (m_small_image_list))
2949 {
2950 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
2951 }
2952 }
2953
2954 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
2955 {
2956 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
2957 {
2958 m_normal_image_list->GetSize( index, width, height );
2959 }
2960 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
2961 {
2962 m_small_image_list->GetSize( index, width, height );
2963 }
2964 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
2965 {
2966 m_small_image_list->GetSize( index, width, height );
2967 }
2968 else if ( InReportView() && m_small_image_list )
2969 {
2970 m_small_image_list->GetSize( index, width, height );
2971 }
2972 else
2973 {
2974 width =
2975 height = 0;
2976 }
2977 }
2978
2979 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
2980 {
2981 m_dirty = true;
2982
2983 // calc the spacing from the icon size
2984 int width = 0, height = 0;
2985
2986 if ((imageList) && (imageList->GetImageCount()) )
2987 imageList->GetSize(0, width, height);
2988
2989 if (which == wxIMAGE_LIST_NORMAL)
2990 {
2991 m_normal_image_list = imageList;
2992 m_normal_spacing = width + 8;
2993 }
2994
2995 if (which == wxIMAGE_LIST_SMALL)
2996 {
2997 m_small_image_list = imageList;
2998 m_small_spacing = width + 14;
2999 m_lineHeight = 0; // ensure that the line height will be recalc'd
3000 }
3001 }
3002
3003 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3004 {
3005 m_dirty = true;
3006 if (isSmall)
3007 m_small_spacing = spacing;
3008 else
3009 m_normal_spacing = spacing;
3010 }
3011
3012 int wxListMainWindow::GetItemSpacing( bool isSmall )
3013 {
3014 return isSmall ? m_small_spacing : m_normal_spacing;
3015 }
3016
3017 // ----------------------------------------------------------------------------
3018 // columns
3019 // ----------------------------------------------------------------------------
3020
3021 int
3022 wxListMainWindow::ComputeMinHeaderWidth(const wxListHeaderData* column) const
3023 {
3024 wxClientDC dc(const_cast<wxListMainWindow*>(this));
3025
3026 int width = dc.GetTextExtent(column->GetText()).x + AUTOSIZE_COL_MARGIN;
3027
3028 width += 2*EXTRA_WIDTH;
3029
3030 // check for column header's image availability
3031 const int image = column->GetImage();
3032 if ( image != -1 )
3033 {
3034 if ( m_small_image_list )
3035 {
3036 int ix = 0, iy = 0;
3037 m_small_image_list->GetSize(image, ix, iy);
3038 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3039 }
3040 }
3041
3042 return width;
3043 }
3044
3045 void wxListMainWindow::SetColumn( int col, const wxListItem &item )
3046 {
3047 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3048
3049 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
3050
3051 wxListHeaderData *column = node->GetData();
3052 column->SetItem( item );
3053
3054 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3055 column->SetWidth(ComputeMinHeaderWidth(column));
3056
3057 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3058 if ( headerWin )
3059 headerWin->m_dirty = true;
3060
3061 m_dirty = true;
3062
3063 // invalidate it as it has to be recalculated
3064 m_headerWidth = 0;
3065 }
3066
3067 void wxListMainWindow::SetColumnWidth( int col, int width )
3068 {
3069 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3070 wxT("invalid column index") );
3071
3072 wxCHECK_RET( InReportView(),
3073 wxT("SetColumnWidth() can only be called in report mode.") );
3074
3075 m_dirty = true;
3076
3077 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3078 if ( headerWin )
3079 headerWin->m_dirty = true;
3080
3081 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3082 wxCHECK_RET( node, wxT("no column?") );
3083
3084 wxListHeaderData *column = node->GetData();
3085
3086 size_t count = GetItemCount();
3087
3088 if (width == wxLIST_AUTOSIZE_USEHEADER)
3089 {
3090 width = ComputeMinHeaderWidth(column);
3091 }
3092 else if ( width == wxLIST_AUTOSIZE )
3093 {
3094 width = ComputeMinHeaderWidth(column);
3095
3096 if ( !IsVirtual() )
3097 {
3098 wxClientDC dc(this);
3099 dc.SetFont( GetFont() );
3100
3101 int max = AUTOSIZE_COL_MARGIN;
3102
3103 // if the cached column width isn't valid then recalculate it
3104 if (m_aColWidths.Item(col)->bNeedsUpdate)
3105 {
3106 for (size_t i = 0; i < count; i++)
3107 {
3108 wxListLineData *line = GetLine( i );
3109 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3110
3111 wxCHECK_RET( n, wxT("no subitem?") );
3112
3113 wxListItemData *itemData = n->GetData();
3114 wxListItem item;
3115
3116 itemData->GetItem(item);
3117 int itemWidth = GetItemWidthWithImage(&item);
3118 if (itemWidth > max)
3119 max = itemWidth;
3120 }
3121
3122 m_aColWidths.Item(col)->bNeedsUpdate = false;
3123 m_aColWidths.Item(col)->nMaxWidth = max;
3124 }
3125
3126 max = m_aColWidths.Item(col)->nMaxWidth + AUTOSIZE_COL_MARGIN;
3127 if ( width < max )
3128 width = max;
3129 }
3130 }
3131
3132 column->SetWidth( width );
3133
3134 // invalidate it as it has to be recalculated
3135 m_headerWidth = 0;
3136 }
3137
3138 int wxListMainWindow::GetHeaderWidth() const
3139 {
3140 if ( !m_headerWidth )
3141 {
3142 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3143
3144 size_t count = GetColumnCount();
3145 for ( size_t col = 0; col < count; col++ )
3146 {
3147 self->m_headerWidth += GetColumnWidth(col);
3148 }
3149 }
3150
3151 return m_headerWidth;
3152 }
3153
3154 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3155 {
3156 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3157 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3158
3159 wxListHeaderData *column = node->GetData();
3160 column->GetItem( item );
3161 }
3162
3163 int wxListMainWindow::GetColumnWidth( int col ) const
3164 {
3165 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3166 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3167
3168 wxListHeaderData *column = node->GetData();
3169 return column->GetWidth();
3170 }
3171
3172 // ----------------------------------------------------------------------------
3173 // item state
3174 // ----------------------------------------------------------------------------
3175
3176 void wxListMainWindow::SetItem( wxListItem &item )
3177 {
3178 long id = item.m_itemId;
3179 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3180 wxT("invalid item index in SetItem") );
3181
3182 if ( !IsVirtual() )
3183 {
3184 wxListLineData *line = GetLine((size_t)id);
3185 line->SetItem( item.m_col, item );
3186
3187 // Set item state if user wants
3188 if ( item.m_mask & wxLIST_MASK_STATE )
3189 SetItemState( item.m_itemId, item.m_state, item.m_state );
3190
3191 if (InReportView())
3192 {
3193 // update the Max Width Cache if needed
3194 int width = GetItemWidthWithImage(&item);
3195
3196 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3197 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3198 }
3199 }
3200
3201 // update the item on screen unless we're going to update everything soon
3202 // anyhow
3203 if ( !m_dirty )
3204 {
3205 wxRect rectItem;
3206 GetItemRect(id, rectItem);
3207 RefreshRect(rectItem);
3208 }
3209 }
3210
3211 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3212 {
3213 if ( IsEmpty() )
3214 return;
3215
3216 // first deal with selection
3217 if ( stateMask & wxLIST_STATE_SELECTED )
3218 {
3219 // set/clear select state
3220 if ( IsVirtual() )
3221 {
3222 // optimized version for virtual listctrl.
3223 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3224 Refresh();
3225 }
3226 else if ( state & wxLIST_STATE_SELECTED )
3227 {
3228 const long count = GetItemCount();
3229 for( long i = 0; i < count; i++ )
3230 {
3231 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3232 }
3233
3234 }
3235 else
3236 {
3237 // clear for non virtual (somewhat optimized by using GetNextItem())
3238 long i = -1;
3239 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3240 {
3241 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3242 }
3243 }
3244 }
3245
3246 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3247 {
3248 // unfocus all: only one item can be focussed, so clearing focus for
3249 // all items is simply clearing focus of the focussed item.
3250 SetItemState(m_current, state, stateMask);
3251 }
3252 //(setting focus to all items makes no sense, so it is not handled here.)
3253 }
3254
3255 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3256 {
3257 if ( litem == -1 )
3258 {
3259 SetItemStateAll(state, stateMask);
3260 return;
3261 }
3262
3263 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3264 wxT("invalid list ctrl item index in SetItem") );
3265
3266 size_t oldCurrent = m_current;
3267 size_t item = (size_t)litem; // safe because of the check above
3268
3269 // do we need to change the focus?
3270 if ( stateMask & wxLIST_STATE_FOCUSED )
3271 {
3272 if ( state & wxLIST_STATE_FOCUSED )
3273 {
3274 // don't do anything if this item is already focused
3275 if ( item != m_current )
3276 {
3277 ChangeCurrent(item);
3278
3279 if ( oldCurrent != (size_t)-1 )
3280 {
3281 if ( IsSingleSel() )
3282 {
3283 HighlightLine(oldCurrent, false);
3284 }
3285
3286 RefreshLine(oldCurrent);
3287 }
3288
3289 RefreshLine( m_current );
3290 }
3291 }
3292 else // unfocus
3293 {
3294 // don't do anything if this item is not focused
3295 if ( item == m_current )
3296 {
3297 ResetCurrent();
3298
3299 if ( IsSingleSel() )
3300 {
3301 // we must unselect the old current item as well or we
3302 // might end up with more than one selected item in a
3303 // single selection control
3304 HighlightLine(oldCurrent, false);
3305 }
3306
3307 RefreshLine( oldCurrent );
3308 }
3309 }
3310 }
3311
3312 // do we need to change the selection state?
3313 if ( stateMask & wxLIST_STATE_SELECTED )
3314 {
3315 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3316
3317 if ( IsSingleSel() )
3318 {
3319 if ( on )
3320 {
3321 // selecting the item also makes it the focused one in the
3322 // single sel mode
3323 if ( m_current != item )
3324 {
3325 ChangeCurrent(item);
3326
3327 if ( oldCurrent != (size_t)-1 )
3328 {
3329 HighlightLine( oldCurrent, false );
3330 RefreshLine( oldCurrent );
3331 }
3332 }
3333 }
3334 else // off
3335 {
3336 // only the current item may be selected anyhow
3337 if ( item != m_current )
3338 return;
3339 }
3340 }
3341
3342 if ( HighlightLine(item, on) )
3343 {
3344 RefreshLine(item);
3345 }
3346 }
3347 }
3348
3349 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3350 {
3351 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3352 wxT("invalid list ctrl item index in GetItemState()") );
3353
3354 int ret = wxLIST_STATE_DONTCARE;
3355
3356 if ( stateMask & wxLIST_STATE_FOCUSED )
3357 {
3358 if ( (size_t)item == m_current )
3359 ret |= wxLIST_STATE_FOCUSED;
3360 }
3361
3362 if ( stateMask & wxLIST_STATE_SELECTED )
3363 {
3364 if ( IsHighlighted(item) )
3365 ret |= wxLIST_STATE_SELECTED;
3366 }
3367
3368 return ret;
3369 }
3370
3371 void wxListMainWindow::GetItem( wxListItem &item ) const
3372 {
3373 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3374 wxT("invalid item index in GetItem") );
3375
3376 wxListLineData *line = GetLine((size_t)item.m_itemId);
3377 line->GetItem( item.m_col, item );
3378
3379 // Get item state if user wants it
3380 if ( item.m_mask & wxLIST_MASK_STATE )
3381 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3382 wxLIST_STATE_FOCUSED );
3383 }
3384
3385 // ----------------------------------------------------------------------------
3386 // item count
3387 // ----------------------------------------------------------------------------
3388
3389 size_t wxListMainWindow::GetItemCount() const
3390 {
3391 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3392 }
3393
3394 void wxListMainWindow::SetItemCount(long count)
3395 {
3396 m_selStore.SetItemCount(count);
3397 m_countVirt = count;
3398
3399 ResetVisibleLinesRange();
3400
3401 // scrollbars must be reset
3402 m_dirty = true;
3403 }
3404
3405 int wxListMainWindow::GetSelectedItemCount() const
3406 {
3407 // deal with the quick case first
3408 if ( IsSingleSel() )
3409 return HasCurrent() ? IsHighlighted(m_current) : false;
3410
3411 // virtual controls remmebers all its selections itself
3412 if ( IsVirtual() )
3413 return m_selStore.GetSelectedCount();
3414
3415 // TODO: we probably should maintain the number of items selected even for
3416 // non virtual controls as enumerating all lines is really slow...
3417 size_t countSel = 0;
3418 size_t count = GetItemCount();
3419 for ( size_t line = 0; line < count; line++ )
3420 {
3421 if ( GetLine(line)->IsHighlighted() )
3422 countSel++;
3423 }
3424
3425 return countSel;
3426 }
3427
3428 // ----------------------------------------------------------------------------
3429 // item position/size
3430 // ----------------------------------------------------------------------------
3431
3432 wxRect wxListMainWindow::GetViewRect() const
3433 {
3434 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3435
3436 // we need to find the longest/tallest label
3437 wxCoord xMax = 0, yMax = 0;
3438 const int count = GetItemCount();
3439 if ( count )
3440 {
3441 for ( int i = 0; i < count; i++ )
3442 {
3443 // we need logical, not physical, coordinates here, so use
3444 // GetLineRect() instead of GetItemRect()
3445 wxRect r = GetLineRect(i);
3446
3447 wxCoord x = r.GetRight(),
3448 y = r.GetBottom();
3449
3450 if ( x > xMax )
3451 xMax = x;
3452 if ( y > yMax )
3453 yMax = y;
3454 }
3455 }
3456
3457 // some fudge needed to make it look prettier
3458 xMax += 2 * EXTRA_BORDER_X;
3459 yMax += 2 * EXTRA_BORDER_Y;
3460
3461 // account for the scrollbars if necessary
3462 const wxSize sizeAll = GetClientSize();
3463 if ( xMax > sizeAll.x )
3464 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3465 if ( yMax > sizeAll.y )
3466 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3467
3468 return wxRect(0, 0, xMax, yMax);
3469 }
3470
3471 bool
3472 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3473 {
3474 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3475 false,
3476 wxT("GetSubItemRect only meaningful in report view") );
3477 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3478 wxT("invalid item in GetSubItemRect") );
3479
3480 // ensure that we're laid out, otherwise we could return nonsense
3481 if ( m_dirty )
3482 {
3483 wxConstCast(this, wxListMainWindow)->
3484 RecalculatePositions(true /* no refresh */);
3485 }
3486
3487 rect = GetLineRect((size_t)item);
3488
3489 // Adjust rect to specified column
3490 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3491 {
3492 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3493 wxT("invalid subItem in GetSubItemRect") );
3494
3495 for (int i = 0; i < subItem; i++)
3496 {
3497 rect.x += GetColumnWidth(i);
3498 }
3499 rect.width = GetColumnWidth(subItem);
3500 }
3501
3502 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3503
3504 return true;
3505 }
3506
3507 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3508 {
3509 wxRect rect;
3510 GetItemRect(item, rect);
3511
3512 pos.x = rect.x;
3513 pos.y = rect.y;
3514
3515 return true;
3516 }
3517
3518 // ----------------------------------------------------------------------------
3519 // geometry calculation
3520 // ----------------------------------------------------------------------------
3521
3522 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3523 {
3524 const int lineHeight = GetLineHeight();
3525
3526 wxClientDC dc( this );
3527 dc.SetFont( GetFont() );
3528
3529 const size_t count = GetItemCount();
3530
3531 int iconSpacing;
3532 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3533 iconSpacing = m_normal_spacing;
3534 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3535 iconSpacing = m_small_spacing;
3536 else
3537 iconSpacing = 0;
3538
3539 // Note that we do not call GetClientSize() here but
3540 // GetSize() and subtract the border size for sunken
3541 // borders manually. This is technically incorrect,
3542 // but we need to know the client area's size WITHOUT
3543 // scrollbars here. Since we don't know if there are
3544 // any scrollbars, we use GetSize() instead. Another
3545 // solution would be to call SetScrollbars() here to
3546 // remove the scrollbars and call GetClientSize() then,
3547 // but this might result in flicker and - worse - will
3548 // reset the scrollbars to 0 which is not good at all
3549 // if you resize a dialog/window, but don't want to
3550 // reset the window scrolling. RR.
3551 // Furthermore, we actually do NOT subtract the border
3552 // width as 2 pixels is just the extra space which we
3553 // need around the actual content in the window. Other-
3554 // wise the text would e.g. touch the upper border. RR.
3555 int clientWidth,
3556 clientHeight;
3557 GetSize( &clientWidth, &clientHeight );
3558
3559 if ( InReportView() )
3560 {
3561 // all lines have the same height and we scroll one line per step
3562 int entireHeight = count * lineHeight + LINE_SPACING;
3563
3564 m_linesPerPage = clientHeight / lineHeight;
3565
3566 ResetVisibleLinesRange();
3567
3568 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3569 GetHeaderWidth() / SCROLL_UNIT_X,
3570 (entireHeight + lineHeight - 1) / lineHeight,
3571 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3572 GetListCtrl()->GetScrollPos(wxVERTICAL),
3573 true );
3574 }
3575 else // !report
3576 {
3577 // we have 3 different layout strategies: either layout all items
3578 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3579 // to arrange them in top to bottom, left to right (don't ask me why
3580 // not the other way round...) order
3581 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3582 {
3583 int x = EXTRA_BORDER_X;
3584 int y = EXTRA_BORDER_Y;
3585
3586 wxCoord widthMax = 0;
3587
3588 size_t i;
3589 for ( i = 0; i < count; i++ )
3590 {
3591 wxListLineData *line = GetLine(i);
3592 line->CalculateSize( &dc, iconSpacing );
3593 line->SetPosition( x, y, iconSpacing );
3594
3595 wxSize sizeLine = GetLineSize(i);
3596
3597 if ( HasFlag(wxLC_ALIGN_TOP) )
3598 {
3599 if ( sizeLine.x > widthMax )
3600 widthMax = sizeLine.x;
3601
3602 y += sizeLine.y;
3603 }
3604 else // wxLC_ALIGN_LEFT
3605 {
3606 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3607 }
3608 }
3609
3610 if ( HasFlag(wxLC_ALIGN_TOP) )
3611 {
3612 // traverse the items again and tweak their sizes so that they are
3613 // all the same in a row
3614 for ( i = 0; i < count; i++ )
3615 {
3616 wxListLineData *line = GetLine(i);
3617 line->m_gi->ExtendWidth(widthMax);
3618 }
3619 }
3620
3621 GetListCtrl()->SetScrollbars
3622 (
3623 SCROLL_UNIT_X,
3624 lineHeight,
3625 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3626 (y + lineHeight) / lineHeight,
3627 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3628 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3629 true
3630 );
3631 }
3632 else // "flowed" arrangement, the most complicated case
3633 {
3634 // at first we try without any scrollbars, if the items don't fit into
3635 // the window, we recalculate after subtracting the space taken by the
3636 // scrollbar
3637
3638 int entireWidth = 0;
3639
3640 for (int tries = 0; tries < 2; tries++)
3641 {
3642 entireWidth = 2 * EXTRA_BORDER_X;
3643
3644 if (tries == 1)
3645 {
3646 // Now we have decided that the items do not fit into the
3647 // client area, so we need a scrollbar
3648 entireWidth += SCROLL_UNIT_X;
3649 }
3650
3651 int x = EXTRA_BORDER_X;
3652 int y = EXTRA_BORDER_Y;
3653
3654 // Note that "row" here is vertical, i.e. what is called
3655 // "column" in many other places in wxWidgets.
3656 int maxWidthInThisRow = 0;
3657
3658 m_linesPerPage = 0;
3659 int currentlyVisibleLines = 0;
3660
3661 for (size_t i = 0; i < count; i++)
3662 {
3663 currentlyVisibleLines++;
3664 wxListLineData *line = GetLine( i );
3665 line->CalculateSize( &dc, iconSpacing );
3666 line->SetPosition( x, y, iconSpacing );
3667
3668 wxSize sizeLine = GetLineSize( i );
3669
3670 if ( maxWidthInThisRow < sizeLine.x )
3671 maxWidthInThisRow = sizeLine.x;
3672
3673 y += sizeLine.y;
3674 if (currentlyVisibleLines > m_linesPerPage)
3675 m_linesPerPage = currentlyVisibleLines;
3676
3677 // Have we reached the end of the row either because no
3678 // more items would fit or because there are simply no more
3679 // items?
3680 if ( y + sizeLine.y >= clientHeight
3681 || i == count - 1)
3682 {
3683 // Adjust all items in this row to have the same
3684 // width to ensure that they all align horizontally in
3685 // icon view.
3686 if ( HasFlag(wxLC_ICON) || HasFlag(wxLC_SMALL_ICON) )
3687 {
3688 size_t firstRowLine = i - currentlyVisibleLines + 1;
3689 for (size_t j = firstRowLine; j <= i; j++)
3690 {
3691 GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow);
3692 }
3693 }
3694
3695 currentlyVisibleLines = 0;
3696 y = EXTRA_BORDER_Y;
3697 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3698 x += maxWidthInThisRow;
3699 entireWidth += maxWidthInThisRow;
3700 maxWidthInThisRow = 0;
3701 }
3702
3703 if ( (tries == 0) &&
3704 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3705 {
3706 clientHeight -= wxSystemSettings::
3707 GetMetric(wxSYS_HSCROLL_Y);
3708 m_linesPerPage = 0;
3709 break;
3710 }
3711
3712 if ( i == count - 1 )
3713 tries = 1; // Everything fits, no second try required.
3714 }
3715 }
3716
3717 GetListCtrl()->SetScrollbars
3718 (
3719 SCROLL_UNIT_X,
3720 lineHeight,
3721 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3722 0,
3723 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3724 0,
3725 true
3726 );
3727 }
3728 }
3729
3730 if ( !noRefresh )
3731 {
3732 // FIXME: why should we call it from here?
3733 UpdateCurrent();
3734
3735 RefreshAll();
3736 }
3737 }
3738
3739 void wxListMainWindow::RefreshAll()
3740 {
3741 m_dirty = false;
3742 Refresh();
3743
3744 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3745 if ( headerWin && headerWin->m_dirty )
3746 {
3747 headerWin->m_dirty = false;
3748 headerWin->Refresh();
3749 }
3750 }
3751
3752 void wxListMainWindow::UpdateCurrent()
3753 {
3754 if ( !HasCurrent() && !IsEmpty() )
3755 ChangeCurrent(0);
3756 }
3757
3758 long wxListMainWindow::GetNextItem( long item,
3759 int WXUNUSED(geometry),
3760 int state ) const
3761 {
3762 long ret = item,
3763 max = GetItemCount();
3764 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3765 wxT("invalid listctrl index in GetNextItem()") );
3766
3767 // notice that we start with the next item (or the first one if item == -1)
3768 // and this is intentional to allow writing a simple loop to iterate over
3769 // all selected items
3770 ret++;
3771 if ( ret == max )
3772 // this is not an error because the index was OK initially,
3773 // just no such item
3774 return -1;
3775
3776 if ( !state )
3777 // any will do
3778 return (size_t)ret;
3779
3780 size_t count = GetItemCount();
3781 for ( size_t line = (size_t)ret; line < count; line++ )
3782 {
3783 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3784 return line;
3785
3786 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3787 return line;
3788 }
3789
3790 return -1;
3791 }
3792
3793 // ----------------------------------------------------------------------------
3794 // deleting stuff
3795 // ----------------------------------------------------------------------------
3796
3797 void wxListMainWindow::DeleteItem( long lindex )
3798 {
3799 size_t count = GetItemCount();
3800
3801 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3802 wxT("invalid item index in DeleteItem") );
3803
3804 size_t index = (size_t)lindex;
3805
3806 // we don't need to adjust the index for the previous items
3807 if ( HasCurrent() && m_current >= index )
3808 {
3809 // if the current item is being deleted, we want the next one to
3810 // become selected - unless there is no next one - so don't adjust
3811 // m_current in this case
3812 if ( m_current != index || m_current == count - 1 )
3813 m_current--;
3814 }
3815
3816 if ( InReportView() )
3817 {
3818 // mark the Column Max Width cache as dirty if the items in the line
3819 // we're deleting contain the Max Column Width
3820 wxListLineData * const line = GetLine(index);
3821 wxListItemDataList::compatibility_iterator n;
3822 wxListItemData *itemData;
3823 wxListItem item;
3824 int itemWidth;
3825
3826 for (size_t i = 0; i < m_columns.GetCount(); i++)
3827 {
3828 n = line->m_items.Item( i );
3829 itemData = n->GetData();
3830 itemData->GetItem(item);
3831
3832 itemWidth = GetItemWidthWithImage(&item);
3833
3834 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3835 m_aColWidths.Item(i)->bNeedsUpdate = true;
3836 }
3837
3838 ResetVisibleLinesRange();
3839 }
3840
3841 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3842
3843 if ( IsVirtual() )
3844 {
3845 m_countVirt--;
3846 m_selStore.OnItemDelete(index);
3847 }
3848 else
3849 {
3850 m_lines.RemoveAt( index );
3851 }
3852
3853 // we need to refresh the (vert) scrollbar as the number of items changed
3854 m_dirty = true;
3855
3856 RefreshAfter(index);
3857 }
3858
3859 void wxListMainWindow::DeleteColumn( int col )
3860 {
3861 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3862
3863 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3864
3865 m_dirty = true;
3866 delete node->GetData();
3867 m_columns.Erase( node );
3868
3869 if ( !IsVirtual() )
3870 {
3871 // update all the items
3872 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3873 {
3874 wxListLineData * const line = GetLine(i);
3875
3876 // In the following atypical but possible scenario it can be
3877 // legal to call DeleteColumn() but the items may not have any
3878 // values for it:
3879 // 1. In report view, insert a second column.
3880 // 2. Still in report view, add an item with 2 values.
3881 // 3. Switch to an icon (or list) view.
3882 // 4. Add an item -- necessarily with 1 value only.
3883 // 5. Switch back to report view.
3884 // 6. Call DeleteColumn().
3885 // So we need to check for this as otherwise we would simply crash
3886 // if this happens.
3887 if ( line->m_items.GetCount() <= static_cast<unsigned>(col) )
3888 continue;
3889
3890 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3891 delete n->GetData();
3892 line->m_items.Erase(n);
3893 }
3894 }
3895
3896 if ( InReportView() ) // we only cache max widths when in Report View
3897 {
3898 delete m_aColWidths.Item(col);
3899 m_aColWidths.RemoveAt(col);
3900 }
3901
3902 // invalidate it as it has to be recalculated
3903 m_headerWidth = 0;
3904 }
3905
3906 void wxListMainWindow::DoDeleteAllItems()
3907 {
3908 if ( IsEmpty() )
3909 // nothing to do - in particular, don't send the event
3910 return;
3911
3912 ResetCurrent();
3913
3914 // to make the deletion of all items faster, we don't send the
3915 // notifications for each item deletion in this case but only one event
3916 // for all of them: this is compatible with wxMSW and documented in
3917 // DeleteAllItems() description
3918
3919 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
3920 event.SetEventObject( GetParent() );
3921 GetParent()->GetEventHandler()->ProcessEvent( event );
3922
3923 if ( IsVirtual() )
3924 {
3925 m_countVirt = 0;
3926 m_selStore.Clear();
3927 }
3928
3929 if ( InReportView() )
3930 {
3931 ResetVisibleLinesRange();
3932 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
3933 {
3934 m_aColWidths.Item(i)->bNeedsUpdate = true;
3935 }
3936 }
3937
3938 m_lines.Clear();
3939 }
3940
3941 void wxListMainWindow::DeleteAllItems()
3942 {
3943 DoDeleteAllItems();
3944
3945 RecalculatePositions();
3946 }
3947
3948 void wxListMainWindow::DeleteEverything()
3949 {
3950 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
3951 WX_CLEAR_ARRAY(m_aColWidths);
3952
3953 DeleteAllItems();
3954 }
3955
3956 // ----------------------------------------------------------------------------
3957 // scanning for an item
3958 // ----------------------------------------------------------------------------
3959
3960 void wxListMainWindow::EnsureVisible( long index )
3961 {
3962 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3963 wxT("invalid index in EnsureVisible") );
3964
3965 // We have to call this here because the label in question might just have
3966 // been added and its position is not known yet
3967 if ( m_dirty )
3968 RecalculatePositions(true /* no refresh */);
3969
3970 MoveToItem((size_t)index);
3971 }
3972
3973 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
3974 {
3975 if (str.empty())
3976 return wxNOT_FOUND;
3977
3978 long pos = start;
3979 wxString str_upper = str.Upper();
3980 if (pos < 0)
3981 pos = 0;
3982
3983 size_t count = GetItemCount();
3984 for ( size_t i = (size_t)pos; i < count; i++ )
3985 {
3986 wxListLineData *line = GetLine(i);
3987 wxString line_upper = line->GetText(0).Upper();
3988 if (!partial)
3989 {
3990 if (line_upper == str_upper )
3991 return i;
3992 }
3993 else
3994 {
3995 if (line_upper.find(str_upper) == 0)
3996 return i;
3997 }
3998 }
3999
4000 return wxNOT_FOUND;
4001 }
4002
4003 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
4004 {
4005 long pos = start;
4006 if (pos < 0)
4007 pos = 0;
4008
4009 size_t count = GetItemCount();
4010 for (size_t i = (size_t)pos; i < count; i++)
4011 {
4012 wxListLineData *line = GetLine(i);
4013 wxListItem item;
4014 line->GetItem( 0, item );
4015 if (item.m_data == data)
4016 return i;
4017 }
4018
4019 return wxNOT_FOUND;
4020 }
4021
4022 long wxListMainWindow::FindItem( const wxPoint& pt )
4023 {
4024 size_t topItem;
4025 GetVisibleLinesRange( &topItem, NULL );
4026
4027 wxPoint p;
4028 GetItemPosition( GetItemCount() - 1, p );
4029 if ( p.y == 0 )
4030 return topItem;
4031
4032 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4033 if ( id >= 0 && id < (long)GetItemCount() )
4034 return id;
4035
4036 return wxNOT_FOUND;
4037 }
4038
4039 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4040 {
4041 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
4042
4043 size_t count = GetItemCount();
4044
4045 if ( InReportView() )
4046 {
4047 size_t current = y / GetLineHeight();
4048 if ( current < count )
4049 {
4050 flags = HitTestLine(current, x, y);
4051 if ( flags )
4052 return current;
4053 }
4054 }
4055 else // !report
4056 {
4057 // TODO: optimize it too! this is less simple than for report view but
4058 // enumerating all items is still not a way to do it!!
4059 for ( size_t current = 0; current < count; current++ )
4060 {
4061 flags = HitTestLine(current, x, y);
4062 if ( flags )
4063 return current;
4064 }
4065 }
4066
4067 return wxNOT_FOUND;
4068 }
4069
4070 // ----------------------------------------------------------------------------
4071 // adding stuff
4072 // ----------------------------------------------------------------------------
4073
4074 void wxListMainWindow::InsertItem( wxListItem &item )
4075 {
4076 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4077
4078 int count = GetItemCount();
4079 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4080
4081 if (item.m_itemId > count)
4082 item.m_itemId = count;
4083
4084 size_t id = item.m_itemId;
4085
4086 m_dirty = true;
4087
4088 if ( InReportView() )
4089 {
4090 ResetVisibleLinesRange();
4091
4092 const unsigned col = item.GetColumn();
4093 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4094
4095 // calculate the width of the item and adjust the max column width
4096 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4097 int width = GetItemWidthWithImage(&item);
4098 item.SetWidth(width);
4099 if (width > pWidthInfo->nMaxWidth)
4100 pWidthInfo->nMaxWidth = width;
4101 }
4102
4103 wxListLineData *line = new wxListLineData(this);
4104
4105 line->SetItem( item.m_col, item );
4106 if ( item.m_mask & wxLIST_MASK_IMAGE )
4107 {
4108 // Reset the buffered height if it's not big enough for the new image.
4109 int image = item.GetImage();
4110 if ( m_small_image_list && image != -1 && InReportView() )
4111 {
4112 int imageWidth, imageHeight;
4113 m_small_image_list->GetSize(image, imageWidth, imageHeight);
4114
4115 if ( imageHeight > m_lineHeight )
4116 m_lineHeight = 0;
4117 }
4118 }
4119
4120 m_lines.Insert( line, id );
4121
4122 m_dirty = true;
4123
4124 // If an item is selected at or below the point of insertion, we need to
4125 // increment the member variables because the current row's index has gone
4126 // up by one
4127 if ( HasCurrent() && m_current >= id )
4128 m_current++;
4129
4130 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4131
4132 RefreshLines(id, GetItemCount() - 1);
4133 }
4134
4135 long wxListMainWindow::InsertColumn( long col, const wxListItem &item )
4136 {
4137 long idx = -1;
4138
4139 m_dirty = true;
4140 if ( InReportView() )
4141 {
4142 wxListHeaderData *column = new wxListHeaderData( item );
4143 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4144 column->SetWidth(ComputeMinHeaderWidth(column));
4145
4146 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4147
4148 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4149 if ( insert )
4150 {
4151 wxListHeaderDataList::compatibility_iterator
4152 node = m_columns.Item( col );
4153 m_columns.Insert( node, column );
4154 m_aColWidths.Insert( colWidthInfo, col );
4155 idx = col;
4156 }
4157 else
4158 {
4159 idx = m_aColWidths.GetCount();
4160 m_columns.Append( column );
4161 m_aColWidths.Add( colWidthInfo );
4162 }
4163
4164 if ( !IsVirtual() )
4165 {
4166 // update all the items
4167 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4168 {
4169 wxListLineData * const line = GetLine(i);
4170 wxListItemData * const data = new wxListItemData(this);
4171 if ( insert )
4172 line->m_items.Insert(col, data);
4173 else
4174 line->m_items.Append(data);
4175 }
4176 }
4177
4178 // invalidate it as it has to be recalculated
4179 m_headerWidth = 0;
4180 }
4181 return idx;
4182 }
4183
4184 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4185 {
4186 int width = 0;
4187 wxClientDC dc(this);
4188
4189 dc.SetFont( GetFont() );
4190
4191 if (item->GetImage() != -1)
4192 {
4193 int ix, iy;
4194 GetImageSize( item->GetImage(), ix, iy );
4195 width += ix + 5;
4196 }
4197
4198 if (!item->GetText().empty())
4199 {
4200 wxCoord w;
4201 dc.GetTextExtent( item->GetText(), &w, NULL );
4202 width += w;
4203 }
4204
4205 return width;
4206 }
4207
4208 // ----------------------------------------------------------------------------
4209 // sorting
4210 // ----------------------------------------------------------------------------
4211
4212 static wxListCtrlCompare list_ctrl_compare_func_2;
4213 static wxIntPtr list_ctrl_compare_data;
4214
4215 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4216 {
4217 wxListLineData *line1 = *arg1;
4218 wxListLineData *line2 = *arg2;
4219 wxListItem item;
4220 line1->GetItem( 0, item );
4221 wxUIntPtr data1 = item.m_data;
4222 line2->GetItem( 0, item );
4223 wxUIntPtr data2 = item.m_data;
4224 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4225 }
4226
4227 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4228 {
4229 // selections won't make sense any more after sorting the items so reset
4230 // them
4231 HighlightAll(false);
4232 ResetCurrent();
4233
4234 list_ctrl_compare_func_2 = fn;
4235 list_ctrl_compare_data = data;
4236 m_lines.Sort( list_ctrl_compare_func_1 );
4237 m_dirty = true;
4238 }
4239
4240 // ----------------------------------------------------------------------------
4241 // scrolling
4242 // ----------------------------------------------------------------------------
4243
4244 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4245 {
4246 // update our idea of which lines are shown when we redraw the window the
4247 // next time
4248 ResetVisibleLinesRange();
4249
4250 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4251 {
4252 wxGenericListCtrl* lc = GetListCtrl();
4253 wxCHECK_RET( lc, wxT("no listctrl window?") );
4254
4255 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4256 {
4257 lc->m_headerWin->Refresh();
4258 lc->m_headerWin->Update();
4259 }
4260 }
4261 }
4262
4263 int wxListMainWindow::GetCountPerPage() const
4264 {
4265 if ( !m_linesPerPage )
4266 {
4267 wxConstCast(this, wxListMainWindow)->
4268 m_linesPerPage = GetClientSize().y / GetLineHeight();
4269 }
4270
4271 return m_linesPerPage;
4272 }
4273
4274 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4275 {
4276 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4277
4278 if ( m_lineFrom == (size_t)-1 )
4279 {
4280 size_t count = GetItemCount();
4281 if ( count )
4282 {
4283 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4284
4285 // this may happen if SetScrollbars() hadn't been called yet
4286 if ( m_lineFrom >= count )
4287 m_lineFrom = count - 1;
4288
4289 // we redraw one extra line but this is needed to make the redrawing
4290 // logic work when there is a fractional number of lines on screen
4291 m_lineTo = m_lineFrom + m_linesPerPage;
4292 if ( m_lineTo >= count )
4293 m_lineTo = count - 1;
4294 }
4295 else // empty control
4296 {
4297 m_lineFrom = 0;
4298 m_lineTo = (size_t)-1;
4299 }
4300 }
4301
4302 wxASSERT_MSG( IsEmpty() ||
4303 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4304 wxT("GetVisibleLinesRange() returns incorrect result") );
4305
4306 if ( from )
4307 *from = m_lineFrom;
4308 if ( to )
4309 *to = m_lineTo;
4310 }
4311
4312 // -------------------------------------------------------------------------------------
4313 // wxGenericListCtrl
4314 // -------------------------------------------------------------------------------------
4315
4316 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4317
4318 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxListCtrlBase)
4319 EVT_SIZE(wxGenericListCtrl::OnSize)
4320 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4321 END_EVENT_TABLE()
4322
4323 void wxGenericListCtrl::Init()
4324 {
4325 m_imageListNormal = NULL;
4326 m_imageListSmall = NULL;
4327 m_imageListState = NULL;
4328
4329 m_ownsImageListNormal =
4330 m_ownsImageListSmall =
4331 m_ownsImageListState = false;
4332
4333 m_mainWin = NULL;
4334 m_headerWin = NULL;
4335 }
4336
4337 wxGenericListCtrl::~wxGenericListCtrl()
4338 {
4339 if (m_ownsImageListNormal)
4340 delete m_imageListNormal;
4341 if (m_ownsImageListSmall)
4342 delete m_imageListSmall;
4343 if (m_ownsImageListState)
4344 delete m_imageListState;
4345 }
4346
4347 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4348 {
4349 bool needs_header = HasHeader();
4350 bool has_header = (m_headerWin != NULL);
4351
4352 if (needs_header == has_header)
4353 return;
4354
4355 if (needs_header)
4356 {
4357 m_headerWin = new wxListHeaderWindow
4358 (
4359 this, wxID_ANY, m_mainWin,
4360 wxPoint(0,0),
4361 wxSize
4362 (
4363 GetClientSize().x,
4364 wxRendererNative::Get().GetHeaderButtonHeight(this)
4365 ),
4366 wxTAB_TRAVERSAL
4367 );
4368
4369 #if defined( __WXMAC__ )
4370 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4371 m_headerWin->SetFont( font );
4372 #endif
4373
4374 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4375 }
4376 else
4377 {
4378 GetSizer()->Detach( m_headerWin );
4379
4380 wxDELETE(m_headerWin);
4381 }
4382 }
4383
4384 bool wxGenericListCtrl::Create(wxWindow *parent,
4385 wxWindowID id,
4386 const wxPoint &pos,
4387 const wxSize &size,
4388 long style,
4389 const wxValidator &validator,
4390 const wxString &name)
4391 {
4392 Init();
4393
4394 // just like in other ports, an assert will fail if the user doesn't give any type style:
4395 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4396 wxT("wxListCtrl style should have exactly one mode bit set") );
4397
4398 if ( !wxListCtrlBase::Create( parent, id, pos, size,
4399 style | wxVSCROLL | wxHSCROLL,
4400 validator, name ) )
4401 return false;
4402
4403 m_mainWin = new wxListMainWindow(this, wxID_ANY, wxPoint(0, 0), size);
4404
4405 SetTargetWindow( m_mainWin );
4406
4407 // We use the cursor keys for moving the selection, not scrolling, so call
4408 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4409 // keyboard events forwarded to us from wxListMainWindow.
4410 DisableKeyboardScrolling();
4411
4412 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4413 sizer->Add( m_mainWin, 1, wxGROW );
4414 SetSizer( sizer );
4415
4416 CreateOrDestroyHeaderWindowAsNeeded();
4417
4418 SetInitialSize(size);
4419
4420 return true;
4421 }
4422
4423 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4424 {
4425 return wxBORDER_THEME;
4426 }
4427
4428 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4429 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4430 WXWPARAM wParam,
4431 WXLPARAM lParam)
4432 {
4433 WXLRESULT rc = wxListCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
4434
4435 // we need to process arrows ourselves for scrolling
4436 if ( nMsg == WM_GETDLGCODE )
4437 {
4438 rc |= DLGC_WANTARROWS;
4439 }
4440
4441 return rc;
4442 }
4443 #endif // __WXMSW__
4444
4445 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4446 {
4447 wxSize newsize = size;
4448 if (m_headerWin)
4449 newsize.y -= m_headerWin->GetSize().y;
4450
4451 return newsize;
4452 }
4453
4454 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4455 {
4456 // update our idea of which lines are shown when we redraw
4457 // the window the next time
4458 m_mainWin->ResetVisibleLinesRange();
4459
4460 HandleOnScroll( event );
4461
4462 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4463 {
4464 m_headerWin->Refresh();
4465 m_headerWin->Update();
4466 }
4467 }
4468
4469 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4470 {
4471 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4472 wxT("wxLC_VIRTUAL can't be [un]set") );
4473
4474 long flag = GetWindowStyle();
4475
4476 if (add)
4477 {
4478 if (style & wxLC_MASK_TYPE)
4479 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4480 if (style & wxLC_MASK_ALIGN)
4481 flag &= ~wxLC_MASK_ALIGN;
4482 if (style & wxLC_MASK_SORT)
4483 flag &= ~wxLC_MASK_SORT;
4484 }
4485
4486 if (add)
4487 flag |= style;
4488 else
4489 flag &= ~style;
4490
4491 // some styles can be set without recreating everything (as happens in
4492 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4493 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4494 {
4495 Refresh();
4496 wxWindow::SetWindowStyleFlag(flag);
4497 }
4498 else
4499 {
4500 SetWindowStyleFlag( flag );
4501 }
4502 }
4503
4504 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4505 {
4506 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4507 // makes sense to remove them as we'll always add scrollbars anyhow when
4508 // needed
4509 flag |= wxHSCROLL | wxVSCROLL;
4510
4511 const bool wasInReportView = HasFlag(wxLC_REPORT);
4512
4513 // update the window style first so that the header is created or destroyed
4514 // corresponding to the new style
4515 wxWindow::SetWindowStyleFlag( flag );
4516
4517 if (m_mainWin)
4518 {
4519 const bool inReportView = (flag & wxLC_REPORT) != 0;
4520 if ( inReportView != wasInReportView )
4521 {
4522 // we need to notify the main window about this change as it must
4523 // update its data structures
4524 m_mainWin->SetReportView(inReportView);
4525 }
4526
4527 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4528
4529 CreateOrDestroyHeaderWindowAsNeeded();
4530
4531 GetSizer()->Layout();
4532 }
4533 }
4534
4535 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4536 {
4537 m_mainWin->GetColumn( col, item );
4538 return true;
4539 }
4540
4541 bool wxGenericListCtrl::SetColumn( int col, const wxListItem& item )
4542 {
4543 m_mainWin->SetColumn( col, item );
4544 return true;
4545 }
4546
4547 int wxGenericListCtrl::GetColumnWidth( int col ) const
4548 {
4549 return m_mainWin->GetColumnWidth( col );
4550 }
4551
4552 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4553 {
4554 m_mainWin->SetColumnWidth( col, width );
4555 return true;
4556 }
4557
4558 int wxGenericListCtrl::GetCountPerPage() const
4559 {
4560 return m_mainWin->GetCountPerPage(); // different from Windows ?
4561 }
4562
4563 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4564 {
4565 m_mainWin->GetItem( info );
4566 return true;
4567 }
4568
4569 bool wxGenericListCtrl::SetItem( wxListItem &info )
4570 {
4571 m_mainWin->SetItem( info );
4572 return true;
4573 }
4574
4575 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4576 {
4577 wxListItem info;
4578 info.m_text = label;
4579 info.m_mask = wxLIST_MASK_TEXT;
4580 info.m_itemId = index;
4581 info.m_col = col;
4582 if ( imageId > -1 )
4583 {
4584 info.m_image = imageId;
4585 info.m_mask |= wxLIST_MASK_IMAGE;
4586 }
4587
4588 m_mainWin->SetItem(info);
4589 return true;
4590 }
4591
4592 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4593 {
4594 return m_mainWin->GetItemState( item, stateMask );
4595 }
4596
4597 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4598 {
4599 m_mainWin->SetItemState( item, state, stateMask );
4600 return true;
4601 }
4602
4603 bool
4604 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4605 {
4606 return SetItemColumnImage(item, 0, image);
4607 }
4608
4609 bool
4610 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4611 {
4612 wxListItem info;
4613 info.m_image = image;
4614 info.m_mask = wxLIST_MASK_IMAGE;
4615 info.m_itemId = item;
4616 info.m_col = column;
4617 m_mainWin->SetItem( info );
4618 return true;
4619 }
4620
4621 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4622 {
4623 return m_mainWin->GetItemText(item, col);
4624 }
4625
4626 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4627 {
4628 m_mainWin->SetItemText(item, str);
4629 }
4630
4631 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4632 {
4633 wxListItem info;
4634 info.m_mask = wxLIST_MASK_DATA;
4635 info.m_itemId = item;
4636 m_mainWin->GetItem( info );
4637 return info.m_data;
4638 }
4639
4640 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4641 {
4642 wxListItem info;
4643 info.m_mask = wxLIST_MASK_DATA;
4644 info.m_itemId = item;
4645 info.m_data = data;
4646 m_mainWin->SetItem( info );
4647 return true;
4648 }
4649
4650 wxRect wxGenericListCtrl::GetViewRect() const
4651 {
4652 return m_mainWin->GetViewRect();
4653 }
4654
4655 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4656 {
4657 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4658 }
4659
4660 bool wxGenericListCtrl::GetSubItemRect(long item,
4661 long subItem,
4662 wxRect& rect,
4663 int WXUNUSED(code)) const
4664 {
4665 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4666 return false;
4667
4668 if ( m_mainWin->HasHeader() )
4669 rect.y += m_headerWin->GetSize().y + 1;
4670
4671 return true;
4672 }
4673
4674 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4675 {
4676 m_mainWin->GetItemPosition( item, pos );
4677 return true;
4678 }
4679
4680 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4681 {
4682 return false;
4683 }
4684
4685 int wxGenericListCtrl::GetItemCount() const
4686 {
4687 return m_mainWin->GetItemCount();
4688 }
4689
4690 int wxGenericListCtrl::GetColumnCount() const
4691 {
4692 return m_mainWin->GetColumnCount();
4693 }
4694
4695 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4696 {
4697 m_mainWin->SetItemSpacing( spacing, isSmall );
4698 }
4699
4700 wxSize wxGenericListCtrl::GetItemSpacing() const
4701 {
4702 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4703
4704 return wxSize(spacing, spacing);
4705 }
4706
4707 #if WXWIN_COMPATIBILITY_2_6
4708 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4709 {
4710 return m_mainWin->GetItemSpacing( isSmall );
4711 }
4712 #endif // WXWIN_COMPATIBILITY_2_6
4713
4714 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4715 {
4716 wxListItem info;
4717 info.m_itemId = item;
4718 info.SetTextColour( col );
4719 m_mainWin->SetItem( info );
4720 }
4721
4722 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4723 {
4724 wxListItem info;
4725 info.m_itemId = item;
4726 m_mainWin->GetItem( info );
4727 return info.GetTextColour();
4728 }
4729
4730 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4731 {
4732 wxListItem info;
4733 info.m_itemId = item;
4734 info.SetBackgroundColour( col );
4735 m_mainWin->SetItem( info );
4736 }
4737
4738 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4739 {
4740 wxListItem info;
4741 info.m_itemId = item;
4742 m_mainWin->GetItem( info );
4743 return info.GetBackgroundColour();
4744 }
4745
4746 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4747 {
4748 wxListItem info;
4749 info.m_itemId = item;
4750 info.SetFont( f );
4751 m_mainWin->SetItem( info );
4752 }
4753
4754 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4755 {
4756 wxListItem info;
4757 info.m_itemId = item;
4758 m_mainWin->GetItem( info );
4759 return info.GetFont();
4760 }
4761
4762 int wxGenericListCtrl::GetSelectedItemCount() const
4763 {
4764 return m_mainWin->GetSelectedItemCount();
4765 }
4766
4767 wxColour wxGenericListCtrl::GetTextColour() const
4768 {
4769 return GetForegroundColour();
4770 }
4771
4772 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4773 {
4774 SetForegroundColour(col);
4775 }
4776
4777 long wxGenericListCtrl::GetTopItem() const
4778 {
4779 size_t top;
4780 m_mainWin->GetVisibleLinesRange(&top, NULL);
4781 return (long)top;
4782 }
4783
4784 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4785 {
4786 return m_mainWin->GetNextItem( item, geom, state );
4787 }
4788
4789 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4790 {
4791 if (which == wxIMAGE_LIST_NORMAL)
4792 return m_imageListNormal;
4793 else if (which == wxIMAGE_LIST_SMALL)
4794 return m_imageListSmall;
4795 else if (which == wxIMAGE_LIST_STATE)
4796 return m_imageListState;
4797
4798 return NULL;
4799 }
4800
4801 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4802 {
4803 if ( which == wxIMAGE_LIST_NORMAL )
4804 {
4805 if (m_ownsImageListNormal)
4806 delete m_imageListNormal;
4807 m_imageListNormal = imageList;
4808 m_ownsImageListNormal = false;
4809 }
4810 else if ( which == wxIMAGE_LIST_SMALL )
4811 {
4812 if (m_ownsImageListSmall)
4813 delete m_imageListSmall;
4814 m_imageListSmall = imageList;
4815 m_ownsImageListSmall = false;
4816 }
4817 else if ( which == wxIMAGE_LIST_STATE )
4818 {
4819 if (m_ownsImageListState)
4820 delete m_imageListState;
4821 m_imageListState = imageList;
4822 m_ownsImageListState = false;
4823 }
4824
4825 m_mainWin->SetImageList( imageList, which );
4826 }
4827
4828 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4829 {
4830 SetImageList(imageList, which);
4831 if ( which == wxIMAGE_LIST_NORMAL )
4832 m_ownsImageListNormal = true;
4833 else if ( which == wxIMAGE_LIST_SMALL )
4834 m_ownsImageListSmall = true;
4835 else if ( which == wxIMAGE_LIST_STATE )
4836 m_ownsImageListState = true;
4837 }
4838
4839 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4840 {
4841 return 0;
4842 }
4843
4844 bool wxGenericListCtrl::DeleteItem( long item )
4845 {
4846 m_mainWin->DeleteItem( item );
4847 return true;
4848 }
4849
4850 bool wxGenericListCtrl::DeleteAllItems()
4851 {
4852 m_mainWin->DeleteAllItems();
4853 return true;
4854 }
4855
4856 bool wxGenericListCtrl::DeleteAllColumns()
4857 {
4858 size_t count = m_mainWin->m_columns.GetCount();
4859 for ( size_t n = 0; n < count; n++ )
4860 DeleteColumn( 0 );
4861 return true;
4862 }
4863
4864 void wxGenericListCtrl::ClearAll()
4865 {
4866 m_mainWin->DeleteEverything();
4867 }
4868
4869 bool wxGenericListCtrl::DeleteColumn( int col )
4870 {
4871 m_mainWin->DeleteColumn( col );
4872
4873 // if we don't have the header any longer, we need to relayout the window
4874 // if ( !GetColumnCount() )
4875
4876
4877 // Ensure that the non-existent columns are really removed from display.
4878 Refresh();
4879
4880 return true;
4881 }
4882
4883 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
4884 wxClassInfo* textControlClass)
4885 {
4886 return m_mainWin->EditLabel( item, textControlClass );
4887 }
4888
4889 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
4890 {
4891 return m_mainWin->GetEditControl();
4892 }
4893
4894 bool wxGenericListCtrl::EnsureVisible( long item )
4895 {
4896 m_mainWin->EnsureVisible( item );
4897 return true;
4898 }
4899
4900 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
4901 {
4902 return m_mainWin->FindItem( start, str, partial );
4903 }
4904
4905 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
4906 {
4907 return m_mainWin->FindItem( start, data );
4908 }
4909
4910 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
4911 int WXUNUSED(direction))
4912 {
4913 return m_mainWin->FindItem( pt );
4914 }
4915
4916 // TODO: sub item hit testing
4917 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
4918 {
4919 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4920 }
4921
4922 long wxGenericListCtrl::InsertItem( wxListItem& info )
4923 {
4924 m_mainWin->InsertItem( info );
4925 return info.m_itemId;
4926 }
4927
4928 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
4929 {
4930 wxListItem info;
4931 info.m_text = label;
4932 info.m_mask = wxLIST_MASK_TEXT;
4933 info.m_itemId = index;
4934 return InsertItem( info );
4935 }
4936
4937 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
4938 {
4939 wxListItem info;
4940 info.m_mask = wxLIST_MASK_IMAGE;
4941 info.m_image = imageIndex;
4942 info.m_itemId = index;
4943 return InsertItem( info );
4944 }
4945
4946 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4947 {
4948 wxListItem info;
4949 info.m_text = label;
4950 info.m_image = imageIndex;
4951 info.m_mask = wxLIST_MASK_TEXT;
4952 if (imageIndex > -1)
4953 info.m_mask |= wxLIST_MASK_IMAGE;
4954 info.m_itemId = index;
4955 return InsertItem( info );
4956 }
4957
4958 long wxGenericListCtrl::DoInsertColumn( long col, const wxListItem &item )
4959 {
4960 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
4961
4962 long idx = m_mainWin->InsertColumn( col, item );
4963
4964 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
4965 // still have m_headerWin==NULL
4966 if (m_headerWin)
4967 m_headerWin->Refresh();
4968
4969 return idx;
4970 }
4971
4972 bool wxGenericListCtrl::ScrollList( int dx, int dy )
4973 {
4974 return m_mainWin->ScrollList(dx, dy);
4975 }
4976
4977 // Sort items.
4978 // fn is a function which takes 3 long arguments: item1, item2, data.
4979 // item1 is the long data associated with a first item (NOT the index).
4980 // item2 is the long data associated with a second item (NOT the index).
4981 // data is the same value as passed to SortItems.
4982 // The return value is a negative number if the first item should precede the second
4983 // item, a positive number of the second item should precede the first,
4984 // or zero if the two items are equivalent.
4985 // data is arbitrary data to be passed to the sort function.
4986
4987 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4988 {
4989 m_mainWin->SortItems( fn, data );
4990 return true;
4991 }
4992
4993 // ----------------------------------------------------------------------------
4994 // event handlers
4995 // ----------------------------------------------------------------------------
4996
4997 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
4998 {
4999 if (!m_mainWin) return;
5000
5001 // We need to override OnSize so that our scrolled
5002 // window a) does call Layout() to use sizers for
5003 // positioning the controls but b) does not query
5004 // the sizer for their size and use that for setting
5005 // the scrollable area as set that ourselves by
5006 // calling SetScrollbar() further down.
5007
5008 Layout();
5009
5010 m_mainWin->RecalculatePositions();
5011
5012 AdjustScrollbars();
5013 }
5014
5015 void wxGenericListCtrl::OnInternalIdle()
5016 {
5017 wxWindow::OnInternalIdle();
5018
5019 if (m_mainWin->m_dirty)
5020 m_mainWin->RecalculatePositions();
5021 }
5022
5023 // ----------------------------------------------------------------------------
5024 // font/colours
5025 // ----------------------------------------------------------------------------
5026
5027 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5028 {
5029 if (m_mainWin)
5030 {
5031 m_mainWin->SetBackgroundColour( colour );
5032 m_mainWin->m_dirty = true;
5033 }
5034
5035 return true;
5036 }
5037
5038 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5039 {
5040 if ( !wxWindow::SetForegroundColour( colour ) )
5041 return false;
5042
5043 if (m_mainWin)
5044 {
5045 m_mainWin->SetForegroundColour( colour );
5046 m_mainWin->m_dirty = true;
5047 }
5048
5049 if (m_headerWin)
5050 m_headerWin->SetForegroundColour( colour );
5051
5052 return true;
5053 }
5054
5055 bool wxGenericListCtrl::SetFont( const wxFont &font )
5056 {
5057 if ( !wxWindow::SetFont( font ) )
5058 return false;
5059
5060 if (m_mainWin)
5061 {
5062 m_mainWin->SetFont( font );
5063 m_mainWin->m_dirty = true;
5064 }
5065
5066 if (m_headerWin)
5067 {
5068 m_headerWin->SetFont( font );
5069 // CalculateAndSetHeaderHeight();
5070 }
5071
5072 Refresh();
5073
5074 return true;
5075 }
5076
5077 // static
5078 wxVisualAttributes
5079 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5080 {
5081 #if _USE_VISATTR
5082 // Use the same color scheme as wxListBox
5083 return wxListBox::GetClassDefaultAttributes(variant);
5084 #else
5085 wxUnusedVar(variant);
5086 wxVisualAttributes attr;
5087 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5088 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5089 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5090 return attr;
5091 #endif
5092 }
5093
5094 // ----------------------------------------------------------------------------
5095 // methods forwarded to m_mainWin
5096 // ----------------------------------------------------------------------------
5097
5098 #if wxUSE_DRAG_AND_DROP
5099
5100 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5101 {
5102 m_mainWin->SetDropTarget( dropTarget );
5103 }
5104
5105 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5106 {
5107 return m_mainWin->GetDropTarget();
5108 }
5109
5110 #endif
5111
5112 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5113 {
5114 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5115 }
5116
5117 wxColour wxGenericListCtrl::GetBackgroundColour() const
5118 {
5119 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5120 }
5121
5122 wxColour wxGenericListCtrl::GetForegroundColour() const
5123 {
5124 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5125 }
5126
5127 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5128 {
5129 #if wxUSE_MENUS
5130 return m_mainWin->PopupMenu( menu, x, y );
5131 #else
5132 return false;
5133 #endif
5134 }
5135
5136 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5137 {
5138 // It's not clear whether this can be called before m_mainWin is created
5139 // but it seems better to be on the safe side and check.
5140 if ( m_mainWin )
5141 m_mainWin->DoClientToScreen(x, y);
5142 else
5143 wxListCtrlBase::DoClientToScreen(x, y);
5144 }
5145
5146 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5147 {
5148 // At least in wxGTK/Univ build this method can be called before m_mainWin
5149 // is created so avoid crashes in this case.
5150 if ( m_mainWin )
5151 m_mainWin->DoScreenToClient(x, y);
5152 else
5153 wxListCtrlBase::DoScreenToClient(x, y);
5154 }
5155
5156 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5157 {
5158 // The base class version can compute the best size in report view only.
5159 wxSize sizeBest = wxListCtrlBase::DoGetBestClientSize();
5160
5161 if ( !InReportView() )
5162 {
5163 // Ensure that our minimal width is at least big enough to show all our
5164 // items. This is important for wxListbook to size itself correctly.
5165
5166 // Remember the offset of the first item: this corresponds to the
5167 // margins around the item so we will add it to the minimal size below
5168 // to ensure that we have equal margins on all sides.
5169 wxPoint ofs;
5170
5171 // We can iterate over all items as there shouldn't be too many of them
5172 // in non-report view. If it ever becomes a problem, we could examine
5173 // just the first few items probably, the determination of the best
5174 // size is less important if we will need scrollbars anyhow.
5175 for ( int n = 0; n < GetItemCount(); n++ )
5176 {
5177 const wxRect itemRect = m_mainWin->GetLineRect(n);
5178 if ( !n )
5179 {
5180 // Remember the position of the first item as all the rest are
5181 // offset by at least this number of pixels too.
5182 ofs = itemRect.GetPosition();
5183 }
5184
5185 sizeBest.IncTo(itemRect.GetSize());
5186 }
5187
5188 sizeBest.IncBy(2*ofs);
5189
5190
5191 // If we have the scrollbars we need to account for them too. And to
5192 // make sure the scrollbars status is up to date we need to call this
5193 // function to set them.
5194 m_mainWin->RecalculatePositions(true /* no refresh */);
5195
5196 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5197 // to use m_mainWin client/virtual size for determination of whether we
5198 // use scrollbars and not the size of this window itself. Maybe that
5199 // function should be extended to work correctly in the case when our
5200 // scrollbars manage a different window from this one but currently it
5201 // doesn't work.
5202 const wxSize sizeClient = m_mainWin->GetClientSize();
5203 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5204
5205 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5206 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5207
5208 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5209 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5210 }
5211
5212 return sizeBest;
5213 }
5214
5215 // ----------------------------------------------------------------------------
5216 // virtual list control support
5217 // ----------------------------------------------------------------------------
5218
5219 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5220 {
5221 // this is a pure virtual function, in fact - which is not really pure
5222 // because the controls which are not virtual don't need to implement it
5223 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5224
5225 return wxEmptyString;
5226 }
5227
5228 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5229 {
5230 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5231 -1,
5232 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5233 return -1;
5234 }
5235
5236 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5237 {
5238 if (!column)
5239 return OnGetItemImage(item);
5240
5241 return -1;
5242 }
5243
5244 wxListItemAttr *
5245 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5246 {
5247 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5248 wxT("invalid item index in OnGetItemAttr()") );
5249
5250 // no attributes by default
5251 return NULL;
5252 }
5253
5254 void wxGenericListCtrl::SetItemCount(long count)
5255 {
5256 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5257
5258 m_mainWin->SetItemCount(count);
5259 }
5260
5261 void wxGenericListCtrl::RefreshItem(long item)
5262 {
5263 m_mainWin->RefreshLine(item);
5264 }
5265
5266 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5267 {
5268 m_mainWin->RefreshLines(itemFrom, itemTo);
5269 }
5270
5271 // Generic wxListCtrl is more or less a container for two other
5272 // windows which drawings are done upon. These are namely
5273 // 'm_headerWin' and 'm_mainWin'.
5274 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5275 // behaviour wxListCtrl has under wxMSW.
5276 //
5277 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5278 {
5279 if (!rect)
5280 {
5281 // The easy case, no rectangle specified.
5282 if (m_headerWin)
5283 m_headerWin->Refresh(eraseBackground);
5284
5285 if (m_mainWin)
5286 m_mainWin->Refresh(eraseBackground);
5287 }
5288 else
5289 {
5290 // Refresh the header window
5291 if (m_headerWin)
5292 {
5293 wxRect rectHeader = m_headerWin->GetRect();
5294 rectHeader.Intersect(*rect);
5295 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5296 {
5297 int x, y;
5298 m_headerWin->GetPosition(&x, &y);
5299 rectHeader.Offset(-x, -y);
5300 m_headerWin->Refresh(eraseBackground, &rectHeader);
5301 }
5302 }
5303
5304 // Refresh the main window
5305 if (m_mainWin)
5306 {
5307 wxRect rectMain = m_mainWin->GetRect();
5308 rectMain.Intersect(*rect);
5309 if (rectMain.GetWidth() && rectMain.GetHeight())
5310 {
5311 int x, y;
5312 m_mainWin->GetPosition(&x, &y);
5313 rectMain.Offset(-x, -y);
5314 m_mainWin->Refresh(eraseBackground, &rectMain);
5315 }
5316 }
5317 }
5318 }
5319
5320 void wxGenericListCtrl::Update()
5321 {
5322 if ( m_mainWin )
5323 {
5324 if ( m_mainWin->m_dirty )
5325 m_mainWin->RecalculatePositions();
5326
5327 m_mainWin->Update();
5328 }
5329
5330 if ( m_headerWin )
5331 m_headerWin->Update();
5332 }
5333
5334 #endif // wxUSE_LISTCTRL