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Don't use "Cancel" button in the about dialog of the listctrl sample.
[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 // wxListFindTimer (internal)
1376 //-----------------------------------------------------------------------------
1377
1378 void wxListFindTimer::Notify()
1379 {
1380 m_owner->OnFindTimer();
1381 }
1382
1383 //-----------------------------------------------------------------------------
1384 // wxListTextCtrlWrapper (internal)
1385 //-----------------------------------------------------------------------------
1386
1387 BEGIN_EVENT_TABLE(wxListTextCtrlWrapper, wxEvtHandler)
1388 EVT_CHAR (wxListTextCtrlWrapper::OnChar)
1389 EVT_KEY_UP (wxListTextCtrlWrapper::OnKeyUp)
1390 EVT_KILL_FOCUS (wxListTextCtrlWrapper::OnKillFocus)
1391 END_EVENT_TABLE()
1392
1393 wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner,
1394 wxTextCtrl *text,
1395 size_t itemEdit)
1396 : m_startValue(owner->GetItemText(itemEdit)),
1397 m_itemEdited(itemEdit)
1398 {
1399 m_owner = owner;
1400 m_text = text;
1401 m_aboutToFinish = false;
1402
1403 wxGenericListCtrl *parent = m_owner->GetListCtrl();
1404
1405 wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
1406
1407 parent->CalcScrolledPosition(rectLabel.x, rectLabel.y,
1408 &rectLabel.x, &rectLabel.y);
1409
1410 m_text->Create(owner, wxID_ANY, m_startValue,
1411 wxPoint(rectLabel.x-4,rectLabel.y-4),
1412 wxSize(rectLabel.width+11,rectLabel.height+8));
1413 m_text->SetFocus();
1414
1415 m_text->PushEventHandler(this);
1416 }
1417
1418 void wxListTextCtrlWrapper::EndEdit(EndReason reason)
1419 {
1420 m_aboutToFinish = true;
1421
1422 switch ( reason )
1423 {
1424 case End_Accept:
1425 // Notify the owner about the changes
1426 AcceptChanges();
1427
1428 // Even if vetoed, close the control (consistent with MSW)
1429 Finish( true );
1430 break;
1431
1432 case End_Discard:
1433 m_owner->OnRenameCancelled(m_itemEdited);
1434
1435 Finish( true );
1436 break;
1437
1438 case End_Destroy:
1439 // Don't generate any notifications for the control being destroyed
1440 // and don't set focus to it neither.
1441 Finish(false);
1442 break;
1443 }
1444 }
1445
1446 void wxListTextCtrlWrapper::Finish( bool setfocus )
1447 {
1448 m_text->RemoveEventHandler(this);
1449 m_owner->ResetTextControl( m_text );
1450
1451 wxPendingDelete.Append( this );
1452
1453 if (setfocus)
1454 m_owner->SetFocus();
1455 }
1456
1457 bool wxListTextCtrlWrapper::AcceptChanges()
1458 {
1459 const wxString value = m_text->GetValue();
1460
1461 // notice that we should always call OnRenameAccept() to generate the "end
1462 // label editing" event, even if the user hasn't really changed anything
1463 if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
1464 {
1465 // vetoed by the user
1466 return false;
1467 }
1468
1469 // accepted, do rename the item (unless nothing changed)
1470 if ( value != m_startValue )
1471 m_owner->SetItemText(m_itemEdited, value);
1472
1473 return true;
1474 }
1475
1476 void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event )
1477 {
1478 if ( !CheckForEndEditKey(event) )
1479 event.Skip();
1480 }
1481
1482 bool wxListTextCtrlWrapper::CheckForEndEditKey(const wxKeyEvent& event)
1483 {
1484 switch ( event.m_keyCode )
1485 {
1486 case WXK_RETURN:
1487 EndEdit( End_Accept );
1488 break;
1489
1490 case WXK_ESCAPE:
1491 EndEdit( End_Discard );
1492 break;
1493
1494 default:
1495 return false;
1496 }
1497
1498 return true;
1499 }
1500
1501 void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
1502 {
1503 if (m_aboutToFinish)
1504 {
1505 // auto-grow the textctrl:
1506 wxSize parentSize = m_owner->GetSize();
1507 wxPoint myPos = m_text->GetPosition();
1508 wxSize mySize = m_text->GetSize();
1509 int sx, sy;
1510 m_text->GetTextExtent(m_text->GetValue() + wxT("MM"), &sx, &sy);
1511 if (myPos.x + sx > parentSize.x)
1512 sx = parentSize.x - myPos.x;
1513 if (mySize.x > sx)
1514 sx = mySize.x;
1515 m_text->SetSize(sx, wxDefaultCoord);
1516 }
1517
1518 event.Skip();
1519 }
1520
1521 void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
1522 {
1523 if ( !m_aboutToFinish )
1524 {
1525 if ( !AcceptChanges() )
1526 m_owner->OnRenameCancelled( m_itemEdited );
1527
1528 Finish( false );
1529 }
1530
1531 // We must let the native text control handle focus
1532 event.Skip();
1533 }
1534
1535 //-----------------------------------------------------------------------------
1536 // wxListMainWindow
1537 //-----------------------------------------------------------------------------
1538
1539 BEGIN_EVENT_TABLE(wxListMainWindow, wxWindow)
1540 EVT_PAINT (wxListMainWindow::OnPaint)
1541 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
1542 EVT_CHAR_HOOK (wxListMainWindow::OnCharHook)
1543 EVT_CHAR (wxListMainWindow::OnChar)
1544 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
1545 EVT_KEY_UP (wxListMainWindow::OnKeyUp)
1546 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
1547 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
1548 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
1549 EVT_CHILD_FOCUS (wxListMainWindow::OnChildFocus)
1550 END_EVENT_TABLE()
1551
1552 void wxListMainWindow::Init()
1553 {
1554 m_dirty = true;
1555 m_countVirt = 0;
1556 m_lineFrom =
1557 m_lineTo = (size_t)-1;
1558 m_linesPerPage = 0;
1559
1560 m_headerWidth =
1561 m_lineHeight = 0;
1562
1563 m_small_image_list = NULL;
1564 m_normal_image_list = NULL;
1565
1566 m_small_spacing = 30;
1567 m_normal_spacing = 40;
1568
1569 m_hasFocus = false;
1570 m_dragCount = 0;
1571 m_isCreated = false;
1572
1573 m_lastOnSame = false;
1574 m_renameTimer = new wxListRenameTimer( this );
1575 m_findTimer = NULL;
1576 m_findBell = 0; // default is to not ring bell at all
1577 m_textctrlWrapper = NULL;
1578
1579 m_current =
1580 m_lineLastClicked =
1581 m_lineSelectSingleOnUp =
1582 m_lineBeforeLastClicked = (size_t)-1;
1583 }
1584
1585 wxListMainWindow::wxListMainWindow()
1586 {
1587 Init();
1588
1589 m_highlightBrush =
1590 m_highlightUnfocusedBrush = NULL;
1591 }
1592
1593 wxListMainWindow::wxListMainWindow( wxWindow *parent,
1594 wxWindowID id,
1595 const wxPoint& pos,
1596 const wxSize& size )
1597 : wxWindow( parent, id, pos, size,
1598 wxWANTS_CHARS | wxBORDER_NONE )
1599 {
1600 Init();
1601
1602 m_highlightBrush = new wxBrush
1603 (
1604 wxSystemSettings::GetColour
1605 (
1606 wxSYS_COLOUR_HIGHLIGHT
1607 ),
1608 wxBRUSHSTYLE_SOLID
1609 );
1610
1611 m_highlightUnfocusedBrush = new wxBrush
1612 (
1613 wxSystemSettings::GetColour
1614 (
1615 wxSYS_COLOUR_BTNSHADOW
1616 ),
1617 wxBRUSHSTYLE_SOLID
1618 );
1619
1620 wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes();
1621 SetOwnForegroundColour( attr.colFg );
1622 SetOwnBackgroundColour( attr.colBg );
1623 if (!m_hasFont)
1624 SetOwnFont( attr.font );
1625 }
1626
1627 wxListMainWindow::~wxListMainWindow()
1628 {
1629 if ( m_textctrlWrapper )
1630 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Destroy);
1631
1632 DoDeleteAllItems();
1633 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
1634 WX_CLEAR_ARRAY(m_aColWidths);
1635
1636 delete m_highlightBrush;
1637 delete m_highlightUnfocusedBrush;
1638 delete m_renameTimer;
1639 delete m_findTimer;
1640 }
1641
1642 void wxListMainWindow::SetReportView(bool inReportView)
1643 {
1644 const size_t count = m_lines.size();
1645 for ( size_t n = 0; n < count; n++ )
1646 {
1647 m_lines[n].SetReportView(inReportView);
1648 }
1649 }
1650
1651 void wxListMainWindow::CacheLineData(size_t line)
1652 {
1653 wxGenericListCtrl *listctrl = GetListCtrl();
1654
1655 wxListLineData *ld = GetDummyLine();
1656
1657 size_t countCol = GetColumnCount();
1658 for ( size_t col = 0; col < countCol; col++ )
1659 {
1660 ld->SetText(col, listctrl->OnGetItemText(line, col));
1661 ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col));
1662 }
1663
1664 ld->SetAttr(listctrl->OnGetItemAttr(line));
1665 }
1666
1667 wxListLineData *wxListMainWindow::GetDummyLine() const
1668 {
1669 wxASSERT_MSG( !IsEmpty(), wxT("invalid line index") );
1670 wxASSERT_MSG( IsVirtual(), wxT("GetDummyLine() shouldn't be called") );
1671
1672 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1673
1674 // we need to recreate the dummy line if the number of columns in the
1675 // control changed as it would have the incorrect number of fields
1676 // otherwise
1677 if ( !m_lines.IsEmpty() &&
1678 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
1679 {
1680 self->m_lines.Clear();
1681 }
1682
1683 if ( m_lines.IsEmpty() )
1684 {
1685 wxListLineData *line = new wxListLineData(self);
1686 self->m_lines.Add(line);
1687
1688 // don't waste extra memory -- there never going to be anything
1689 // else/more in this array
1690 self->m_lines.Shrink();
1691 }
1692
1693 return &m_lines[0];
1694 }
1695
1696 // ----------------------------------------------------------------------------
1697 // line geometry (report mode only)
1698 // ----------------------------------------------------------------------------
1699
1700 wxCoord wxListMainWindow::GetLineHeight() const
1701 {
1702 // we cache the line height as calling GetTextExtent() is slow
1703 if ( !m_lineHeight )
1704 {
1705 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
1706
1707 wxClientDC dc( self );
1708 dc.SetFont( GetFont() );
1709
1710 wxCoord y;
1711 dc.GetTextExtent(wxT("H"), NULL, &y);
1712
1713 if ( m_small_image_list && m_small_image_list->GetImageCount() )
1714 {
1715 int iw = 0, ih = 0;
1716 m_small_image_list->GetSize(0, iw, ih);
1717 y = wxMax(y, ih);
1718 }
1719
1720 y += EXTRA_HEIGHT;
1721 self->m_lineHeight = y + LINE_SPACING;
1722 }
1723
1724 return m_lineHeight;
1725 }
1726
1727 wxCoord wxListMainWindow::GetLineY(size_t line) const
1728 {
1729 wxASSERT_MSG( InReportView(), wxT("only works in report mode") );
1730
1731 return LINE_SPACING + line * GetLineHeight();
1732 }
1733
1734 wxRect wxListMainWindow::GetLineRect(size_t line) const
1735 {
1736 if ( !InReportView() )
1737 return GetLine(line)->m_gi->m_rectAll;
1738
1739 wxRect rect;
1740 rect.x = HEADER_OFFSET_X;
1741 rect.y = GetLineY(line);
1742 rect.width = GetHeaderWidth();
1743 rect.height = GetLineHeight();
1744
1745 return rect;
1746 }
1747
1748 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
1749 {
1750 if ( !InReportView() )
1751 return GetLine(line)->m_gi->m_rectLabel;
1752
1753 int image_x = 0;
1754 wxListLineData *data = GetLine(line);
1755 wxListItemDataList::compatibility_iterator node = data->m_items.GetFirst();
1756 if (node)
1757 {
1758 wxListItemData *item = node->GetData();
1759 if ( item->HasImage() )
1760 {
1761 int ix, iy;
1762 GetImageSize( item->GetImage(), ix, iy );
1763 image_x = 3 + ix + IMAGE_MARGIN_IN_REPORT_MODE;
1764 }
1765 }
1766
1767 wxRect rect;
1768 rect.x = image_x + HEADER_OFFSET_X;
1769 rect.y = GetLineY(line);
1770 rect.width = GetColumnWidth(0) - image_x;
1771 rect.height = GetLineHeight();
1772
1773 return rect;
1774 }
1775
1776 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
1777 {
1778 if ( !InReportView() )
1779 return GetLine(line)->m_gi->m_rectIcon;
1780
1781 wxListLineData *ld = GetLine(line);
1782 wxASSERT_MSG( ld->HasImage(), wxT("should have an image") );
1783
1784 wxRect rect;
1785 rect.x = HEADER_OFFSET_X;
1786 rect.y = GetLineY(line);
1787 GetImageSize(ld->GetImage(), rect.width, rect.height);
1788
1789 return rect;
1790 }
1791
1792 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
1793 {
1794 return InReportView() ? GetLineRect(line)
1795 : GetLine(line)->m_gi->m_rectHighlight;
1796 }
1797
1798 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
1799 {
1800 wxASSERT_MSG( line < GetItemCount(), wxT("invalid line in HitTestLine") );
1801
1802 wxListLineData *ld = GetLine(line);
1803
1804 if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) )
1805 return wxLIST_HITTEST_ONITEMICON;
1806
1807 // VS: Testing for "ld->HasText() || InReportView()" instead of
1808 // "ld->HasText()" is needed to make empty lines in report view
1809 // possible
1810 if ( ld->HasText() || InReportView() )
1811 {
1812 wxRect rect = InReportView() ? GetLineRect(line)
1813 : GetLineLabelRect(line);
1814
1815 if ( rect.Contains(x, y) )
1816 return wxLIST_HITTEST_ONITEMLABEL;
1817 }
1818
1819 return 0;
1820 }
1821
1822 // ----------------------------------------------------------------------------
1823 // highlight (selection) handling
1824 // ----------------------------------------------------------------------------
1825
1826 bool wxListMainWindow::IsHighlighted(size_t line) const
1827 {
1828 if ( IsVirtual() )
1829 {
1830 return m_selStore.IsSelected(line);
1831 }
1832 else // !virtual
1833 {
1834 wxListLineData *ld = GetLine(line);
1835 wxCHECK_MSG( ld, false, wxT("invalid index in IsHighlighted") );
1836
1837 return ld->IsHighlighted();
1838 }
1839 }
1840
1841 void wxListMainWindow::HighlightLines( size_t lineFrom,
1842 size_t lineTo,
1843 bool highlight )
1844 {
1845 if ( IsVirtual() )
1846 {
1847 wxArrayInt linesChanged;
1848 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
1849 &linesChanged) )
1850 {
1851 // meny items changed state, refresh everything
1852 RefreshLines(lineFrom, lineTo);
1853 }
1854 else // only a few items changed state, refresh only them
1855 {
1856 size_t count = linesChanged.GetCount();
1857 for ( size_t n = 0; n < count; n++ )
1858 {
1859 RefreshLine(linesChanged[n]);
1860 }
1861 }
1862 }
1863 else // iterate over all items in non report view
1864 {
1865 for ( size_t line = lineFrom; line <= lineTo; line++ )
1866 {
1867 if ( HighlightLine(line, highlight) )
1868 RefreshLine(line);
1869 }
1870 }
1871 }
1872
1873 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
1874 {
1875 bool changed;
1876
1877 if ( IsVirtual() )
1878 {
1879 changed = m_selStore.SelectItem(line, highlight);
1880 }
1881 else // !virtual
1882 {
1883 wxListLineData *ld = GetLine(line);
1884 wxCHECK_MSG( ld, false, wxT("invalid index in HighlightLine") );
1885
1886 changed = ld->Highlight(highlight);
1887 }
1888
1889 if ( changed )
1890 {
1891 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
1892 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
1893 }
1894
1895 return changed;
1896 }
1897
1898 void wxListMainWindow::RefreshLine( size_t line )
1899 {
1900 if ( InReportView() )
1901 {
1902 size_t visibleFrom, visibleTo;
1903 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1904
1905 if ( line < visibleFrom || line > visibleTo )
1906 return;
1907 }
1908
1909 wxRect rect = GetLineRect(line);
1910
1911 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1912 RefreshRect( rect );
1913 }
1914
1915 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
1916 {
1917 // we suppose that they are ordered by caller
1918 wxASSERT_MSG( lineFrom <= lineTo, wxT("indices in disorder") );
1919
1920 wxASSERT_MSG( lineTo < GetItemCount(), wxT("invalid line range") );
1921
1922 if ( InReportView() )
1923 {
1924 size_t visibleFrom, visibleTo;
1925 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1926
1927 if ( lineFrom < visibleFrom )
1928 lineFrom = visibleFrom;
1929 if ( lineTo > visibleTo )
1930 lineTo = visibleTo;
1931
1932 wxRect rect;
1933 rect.x = 0;
1934 rect.y = GetLineY(lineFrom);
1935 rect.width = GetClientSize().x;
1936 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
1937
1938 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1939 RefreshRect( rect );
1940 }
1941 else // !report
1942 {
1943 // TODO: this should be optimized...
1944 for ( size_t line = lineFrom; line <= lineTo; line++ )
1945 {
1946 RefreshLine(line);
1947 }
1948 }
1949 }
1950
1951 void wxListMainWindow::RefreshAfter( size_t lineFrom )
1952 {
1953 if ( InReportView() )
1954 {
1955 size_t visibleFrom, visibleTo;
1956 GetVisibleLinesRange(&visibleFrom, &visibleTo);
1957
1958 if ( lineFrom < visibleFrom )
1959 lineFrom = visibleFrom;
1960 else if ( lineFrom > visibleTo )
1961 return;
1962
1963 wxRect rect;
1964 rect.x = 0;
1965 rect.y = GetLineY(lineFrom);
1966 GetListCtrl()->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1967
1968 wxSize size = GetClientSize();
1969 rect.width = size.x;
1970
1971 // refresh till the bottom of the window
1972 rect.height = size.y - rect.y;
1973
1974 RefreshRect( rect );
1975 }
1976 else // !report
1977 {
1978 // TODO: how to do it more efficiently?
1979 m_dirty = true;
1980 }
1981 }
1982
1983 void wxListMainWindow::RefreshSelected()
1984 {
1985 if ( IsEmpty() )
1986 return;
1987
1988 size_t from, to;
1989 if ( InReportView() )
1990 {
1991 GetVisibleLinesRange(&from, &to);
1992 }
1993 else // !virtual
1994 {
1995 from = 0;
1996 to = GetItemCount() - 1;
1997 }
1998
1999 if ( HasCurrent() && m_current >= from && m_current <= to )
2000 RefreshLine(m_current);
2001
2002 for ( size_t line = from; line <= to; line++ )
2003 {
2004 // NB: the test works as expected even if m_current == -1
2005 if ( line != m_current && IsHighlighted(line) )
2006 RefreshLine(line);
2007 }
2008 }
2009
2010 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2011 {
2012 // Note: a wxPaintDC must be constructed even if no drawing is
2013 // done (a Windows requirement).
2014 wxPaintDC dc( this );
2015
2016 if ( IsEmpty() )
2017 {
2018 // nothing to draw or not the moment to draw it
2019 return;
2020 }
2021
2022 if ( m_dirty )
2023 RecalculatePositions( false );
2024
2025 GetListCtrl()->PrepareDC( dc );
2026
2027 int dev_x, dev_y;
2028 GetListCtrl()->CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2029
2030 dc.SetFont( GetFont() );
2031
2032 if ( InReportView() )
2033 {
2034 int lineHeight = GetLineHeight();
2035
2036 size_t visibleFrom, visibleTo;
2037 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2038
2039 wxRect rectLine;
2040 int xOrig = dc.LogicalToDeviceX( 0 );
2041 int yOrig = dc.LogicalToDeviceY( 0 );
2042
2043 // tell the caller cache to cache the data
2044 if ( IsVirtual() )
2045 {
2046 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2047 GetParent()->GetId());
2048 evCache.SetEventObject( GetParent() );
2049 evCache.m_oldItemIndex = visibleFrom;
2050 evCache.m_item.m_itemId =
2051 evCache.m_itemIndex = visibleTo;
2052 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2053 }
2054
2055 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2056 {
2057 rectLine = GetLineRect(line);
2058
2059
2060 if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig,
2061 rectLine.width, rectLine.height) )
2062 {
2063 // don't redraw unaffected lines to avoid flicker
2064 continue;
2065 }
2066
2067 GetLine(line)->DrawInReportMode( &dc,
2068 rectLine,
2069 GetLineHighlightRect(line),
2070 IsHighlighted(line),
2071 line == m_current );
2072 }
2073
2074 if ( HasFlag(wxLC_HRULES) )
2075 {
2076 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2077 wxSize clientSize = GetClientSize();
2078
2079 size_t i = visibleFrom;
2080 if (i == 0) i = 1; // Don't draw the first one
2081 for ( ; i <= visibleTo; i++ )
2082 {
2083 dc.SetPen(pen);
2084 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2085 dc.DrawLine(0 - dev_x, i * lineHeight,
2086 clientSize.x - dev_x, i * lineHeight);
2087 }
2088
2089 // Draw last horizontal rule
2090 if ( visibleTo == GetItemCount() - 1 )
2091 {
2092 dc.SetPen( pen );
2093 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2094 dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight,
2095 clientSize.x - dev_x , (m_lineTo + 1) * lineHeight );
2096 }
2097 }
2098
2099 // Draw vertical rules if required
2100 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2101 {
2102 wxPen pen(GetRuleColour(), 1, wxPENSTYLE_SOLID);
2103 wxRect firstItemRect, lastItemRect;
2104
2105 GetItemRect(visibleFrom, firstItemRect);
2106 GetItemRect(visibleTo, lastItemRect);
2107 int x = firstItemRect.GetX();
2108 dc.SetPen(pen);
2109 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2110
2111 for (int col = 0; col < GetColumnCount(); col++)
2112 {
2113 int colWidth = GetColumnWidth(col);
2114 x += colWidth;
2115 int x_pos = x - dev_x;
2116 if (col < GetColumnCount()-1) x_pos -= 2;
2117 dc.DrawLine(x_pos, firstItemRect.GetY() - 1 - dev_y,
2118 x_pos, lastItemRect.GetBottom() + 1 - dev_y);
2119 }
2120 }
2121 }
2122 else // !report
2123 {
2124 size_t count = GetItemCount();
2125 for ( size_t i = 0; i < count; i++ )
2126 {
2127 GetLine(i)->Draw( &dc, i == m_current );
2128 }
2129 }
2130
2131 // DrawFocusRect() is unusable under Mac, it draws outside of the highlight
2132 // rectangle somehow and so leaves traces when the item is not selected any
2133 // more, see #12229.
2134 #ifndef __WXMAC__
2135 if ( HasCurrent() )
2136 {
2137 int flags = 0;
2138 if ( IsHighlighted(m_current) )
2139 flags |= wxCONTROL_SELECTED;
2140
2141 wxRendererNative::Get().
2142 DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags);
2143 }
2144 #endif // !__WXMAC__
2145 }
2146
2147 void wxListMainWindow::HighlightAll( bool on )
2148 {
2149 if ( IsSingleSel() )
2150 {
2151 wxASSERT_MSG( !on, wxT("can't do this in a single selection control") );
2152
2153 // we just have one item to turn off
2154 if ( HasCurrent() && IsHighlighted(m_current) )
2155 {
2156 HighlightLine(m_current, false);
2157 RefreshLine(m_current);
2158 }
2159 }
2160 else // multi selection
2161 {
2162 if ( !IsEmpty() )
2163 HighlightLines(0, GetItemCount() - 1, on);
2164 }
2165 }
2166
2167 void wxListMainWindow::OnChildFocus(wxChildFocusEvent& WXUNUSED(event))
2168 {
2169 // Do nothing here. This prevents the default handler in wxScrolledWindow
2170 // from needlessly scrolling the window when the edit control is
2171 // dismissed. See ticket #9563.
2172 }
2173
2174 void wxListMainWindow::SendNotify( size_t line,
2175 wxEventType command,
2176 const wxPoint& point )
2177 {
2178 wxListEvent le( command, GetParent()->GetId() );
2179 le.SetEventObject( GetParent() );
2180
2181 le.m_item.m_itemId =
2182 le.m_itemIndex = line;
2183
2184 // set only for events which have position
2185 if ( point != wxDefaultPosition )
2186 le.m_pointDrag = point;
2187
2188 // don't try to get the line info for virtual list controls: the main
2189 // program has it anyhow and if we did it would result in accessing all
2190 // the lines, even those which are not visible now and this is precisely
2191 // what we're trying to avoid
2192 if ( !IsVirtual() )
2193 {
2194 if ( line != (size_t)-1 )
2195 {
2196 GetLine(line)->GetItem( 0, le.m_item );
2197 }
2198 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2199 }
2200 //else: there may be no more such item
2201
2202 GetParent()->GetEventHandler()->ProcessEvent( le );
2203 }
2204
2205 void wxListMainWindow::ChangeCurrent(size_t current)
2206 {
2207 m_current = current;
2208
2209 // as the current item changed, we shouldn't start editing it when the
2210 // "slow click" timer expires as the click happened on another item
2211 if ( m_renameTimer->IsRunning() )
2212 m_renameTimer->Stop();
2213
2214 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2215 }
2216
2217 wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass)
2218 {
2219 wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL,
2220 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
2221
2222 wxASSERT_MSG( textControlClass->IsKindOf(wxCLASSINFO(wxTextCtrl)),
2223 wxT("EditLabel() needs a text control") );
2224
2225 size_t itemEdit = (size_t)item;
2226
2227 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2228 le.SetEventObject( GetParent() );
2229 le.m_item.m_itemId =
2230 le.m_itemIndex = item;
2231 wxListLineData *data = GetLine(itemEdit);
2232 wxCHECK_MSG( data, NULL, wxT("invalid index in EditLabel()") );
2233 data->GetItem( 0, le.m_item );
2234
2235 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
2236 {
2237 // vetoed by user code
2238 return NULL;
2239 }
2240
2241 if ( m_dirty )
2242 {
2243 // Ensure the display is updated before we start editing.
2244 Update();
2245 }
2246
2247 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
2248 m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item);
2249 return m_textctrlWrapper->GetText();
2250 }
2251
2252 void wxListMainWindow::OnRenameTimer()
2253 {
2254 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2255
2256 EditLabel( m_current );
2257 }
2258
2259 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
2260 {
2261 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2262 le.SetEventObject( GetParent() );
2263 le.m_item.m_itemId =
2264 le.m_itemIndex = itemEdit;
2265
2266 wxListLineData *data = GetLine(itemEdit);
2267
2268 wxCHECK_MSG( data, false, wxT("invalid index in OnRenameAccept()") );
2269
2270 data->GetItem( 0, le.m_item );
2271 le.m_item.m_text = value;
2272 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
2273 le.IsAllowed();
2274 }
2275
2276 void wxListMainWindow::OnRenameCancelled(size_t itemEdit)
2277 {
2278 // let owner know that the edit was cancelled
2279 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2280
2281 le.SetEditCanceled(true);
2282
2283 le.SetEventObject( GetParent() );
2284 le.m_item.m_itemId =
2285 le.m_itemIndex = itemEdit;
2286
2287 wxListLineData *data = GetLine(itemEdit);
2288 wxCHECK_RET( data, wxT("invalid index in OnRenameCancelled()") );
2289
2290 data->GetItem( 0, le.m_item );
2291 GetEventHandler()->ProcessEvent( le );
2292 }
2293
2294 void wxListMainWindow::OnFindTimer()
2295 {
2296 m_findPrefix.clear();
2297 if ( m_findBell )
2298 m_findBell = 1;
2299 }
2300
2301 void wxListMainWindow::EnableBellOnNoMatch( bool on )
2302 {
2303 m_findBell = on;
2304 }
2305
2306 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2307 {
2308 #ifdef __WXMAC__
2309 // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly
2310 // shutdown the edit control when the mouse is clicked elsewhere on the
2311 // listctrl because the order of events is different (or something like
2312 // that), so explicitly end the edit if it is active.
2313 if ( event.LeftDown() && m_textctrlWrapper )
2314 m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Accept);
2315 #endif // __WXMAC__
2316
2317 if ( event.LeftDown() )
2318 {
2319 // Ensure we skip the event to let the system set focus to this window.
2320 event.Skip();
2321 }
2322
2323 // Pretend that the event happened in wxListCtrl itself.
2324 wxMouseEvent me(event);
2325 me.SetEventObject( GetParent() );
2326 me.SetId(GetParent()->GetId());
2327 if ( GetParent()->GetEventHandler()->ProcessEvent( me ))
2328 return;
2329
2330 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2331 {
2332 // let the base class handle mouse wheel events.
2333 event.Skip();
2334 return;
2335 }
2336
2337 if ( !HasCurrent() || IsEmpty() )
2338 {
2339 if (event.RightDown())
2340 {
2341 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2342
2343 wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
2344 GetParent()->GetId(),
2345 ClientToScreen(event.GetPosition()));
2346 evtCtx.SetEventObject(GetParent());
2347 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2348 }
2349 return;
2350 }
2351
2352 if (m_dirty)
2353 return;
2354
2355 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2356 event.ButtonDClick()) )
2357 return;
2358
2359 int x = event.GetX();
2360 int y = event.GetY();
2361 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
2362
2363 // where did we hit it (if we did)?
2364 long hitResult = 0;
2365
2366 size_t count = GetItemCount(),
2367 current;
2368
2369 if ( InReportView() )
2370 {
2371 current = y / GetLineHeight();
2372 if ( current < count )
2373 hitResult = HitTestLine(current, x, y);
2374 }
2375 else // !report
2376 {
2377 // TODO: optimize it too! this is less simple than for report view but
2378 // enumerating all items is still not a way to do it!!
2379 for ( current = 0; current < count; current++ )
2380 {
2381 hitResult = HitTestLine(current, x, y);
2382 if ( hitResult )
2383 break;
2384 }
2385 }
2386
2387 // Update drag events counter first as we must do it even if the mouse is
2388 // not on any item right now as we must keep count in case we started
2389 // dragging from the empty control area but continued to do it over a valid
2390 // item -- in this situation we must not start dragging this item.
2391 if (event.Dragging())
2392 m_dragCount++;
2393 else
2394 m_dragCount = 0;
2395
2396 // The only mouse event that can be generated without any valid item is
2397 // wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK as it can be useful to have a global
2398 // popup menu for the list control itself which should be shown even when
2399 // the user clicks outside of any item.
2400 if ( !hitResult )
2401 {
2402 // outside of any item
2403 if (event.RightDown())
2404 {
2405 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2406
2407 wxContextMenuEvent evtCtx(
2408 wxEVT_CONTEXT_MENU,
2409 GetParent()->GetId(),
2410 ClientToScreen(event.GetPosition()));
2411 evtCtx.SetEventObject(GetParent());
2412 GetParent()->GetEventHandler()->ProcessEvent(evtCtx);
2413 }
2414 else
2415 {
2416 // reset the selection and bail out
2417 HighlightAll(false);
2418 }
2419
2420 return;
2421 }
2422
2423 if ( event.Dragging() )
2424 {
2425 if (m_dragCount == 1)
2426 {
2427 // we have to report the raw, physical coords as we want to be
2428 // able to call HitTest(event.m_pointDrag) from the user code to
2429 // get the item being dragged
2430 m_dragStart = event.GetPosition();
2431 }
2432
2433 if (m_dragCount != 3)
2434 return;
2435
2436 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
2437 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
2438
2439 SendNotify( m_lineLastClicked, command, m_dragStart );
2440
2441 return;
2442 }
2443
2444 bool forceClick = false;
2445 if (event.ButtonDClick())
2446 {
2447 if ( m_renameTimer->IsRunning() )
2448 m_renameTimer->Stop();
2449
2450 m_lastOnSame = false;
2451
2452 if ( current == m_lineLastClicked )
2453 {
2454 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2455
2456 return;
2457 }
2458 else
2459 {
2460 // The first click was on another item, so don't interpret this as
2461 // a double click, but as a simple click instead
2462 forceClick = true;
2463 }
2464 }
2465
2466 if (event.LeftUp())
2467 {
2468 if (m_lineSelectSingleOnUp != (size_t)-1)
2469 {
2470 // select single line
2471 HighlightAll( false );
2472 ReverseHighlight(m_lineSelectSingleOnUp);
2473 }
2474
2475 if (m_lastOnSame)
2476 {
2477 if ((current == m_current) &&
2478 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
2479 HasFlag(wxLC_EDIT_LABELS) )
2480 {
2481 if ( !InReportView() ||
2482 GetLineLabelRect(current).Contains(x, y) )
2483 {
2484 int dclick = wxSystemSettings::GetMetric(wxSYS_DCLICK_MSEC);
2485 m_renameTimer->Start(dclick > 0 ? dclick : 250, true);
2486 }
2487 }
2488
2489 m_lastOnSame = false;
2490 }
2491
2492 m_lineSelectSingleOnUp = (size_t)-1;
2493 }
2494 else
2495 {
2496 // This is necessary, because after a DnD operation in
2497 // from and to ourself, the up event is swallowed by the
2498 // DnD code. So on next non-up event (which means here and
2499 // now) m_lineSelectSingleOnUp should be reset.
2500 m_lineSelectSingleOnUp = (size_t)-1;
2501 }
2502 if (event.RightDown())
2503 {
2504 m_lineBeforeLastClicked = m_lineLastClicked;
2505 m_lineLastClicked = current;
2506
2507 // If the item is already selected, do not update the selection.
2508 // Multi-selections should not be cleared if a selected item is clicked.
2509 if (!IsHighlighted(current))
2510 {
2511 HighlightAll(false);
2512 ChangeCurrent(current);
2513 ReverseHighlight(m_current);
2514 }
2515
2516 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
2517
2518 // Allow generation of context menu event
2519 event.Skip();
2520 }
2521 else if (event.MiddleDown())
2522 {
2523 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
2524 }
2525 else if ( event.LeftDown() || forceClick )
2526 {
2527 m_lineBeforeLastClicked = m_lineLastClicked;
2528 m_lineLastClicked = current;
2529
2530 size_t oldCurrent = m_current;
2531 bool oldWasSelected = IsHighlighted(m_current);
2532
2533 bool cmdModifierDown = event.CmdDown();
2534 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2535 {
2536 if ( IsSingleSel() || !IsHighlighted(current) )
2537 {
2538 HighlightAll( false );
2539
2540 ChangeCurrent(current);
2541
2542 ReverseHighlight(m_current);
2543 }
2544 else // multi sel & current is highlighted & no mod keys
2545 {
2546 m_lineSelectSingleOnUp = current;
2547 ChangeCurrent(current); // change focus
2548 }
2549 }
2550 else // multi sel & either ctrl or shift is down
2551 {
2552 if (cmdModifierDown)
2553 {
2554 ChangeCurrent(current);
2555
2556 ReverseHighlight(m_current);
2557 }
2558 else if (event.ShiftDown())
2559 {
2560 ChangeCurrent(current);
2561
2562 size_t lineFrom = oldCurrent,
2563 lineTo = current;
2564
2565 if ( lineTo < lineFrom )
2566 {
2567 lineTo = lineFrom;
2568 lineFrom = m_current;
2569 }
2570
2571 HighlightLines(lineFrom, lineTo);
2572 }
2573 else // !ctrl, !shift
2574 {
2575 // test in the enclosing if should make it impossible
2576 wxFAIL_MSG( wxT("how did we get here?") );
2577 }
2578 }
2579
2580 if (m_current != oldCurrent)
2581 RefreshLine( oldCurrent );
2582
2583 // Set the flag telling us whether the next click on this item should
2584 // start editing its label. This should happen if we clicked on the
2585 // current item and it was already selected, i.e. if this click was not
2586 // done to select it.
2587 //
2588 // It should not happen if this was a double click (forceClick is true)
2589 // nor if we hadn't had the focus before as then this click was used to
2590 // give focus to the control.
2591 m_lastOnSame = (m_current == oldCurrent) && oldWasSelected &&
2592 !forceClick && HasFocus();
2593 }
2594 }
2595
2596 void wxListMainWindow::MoveToItem(size_t item)
2597 {
2598 if ( item == (size_t)-1 )
2599 return;
2600
2601 wxRect rect = GetLineRect(item);
2602
2603 int client_w, client_h;
2604 GetClientSize( &client_w, &client_h );
2605
2606 const int hLine = GetLineHeight();
2607
2608 int view_x = SCROLL_UNIT_X * GetListCtrl()->GetScrollPos( wxHORIZONTAL );
2609 int view_y = hLine * GetListCtrl()->GetScrollPos( wxVERTICAL );
2610
2611 if ( InReportView() )
2612 {
2613 // the next we need the range of lines shown it might be different,
2614 // so recalculate it
2615 ResetVisibleLinesRange();
2616
2617 if (rect.y < view_y)
2618 GetListCtrl()->Scroll( -1, rect.y / hLine );
2619 if (rect.y + rect.height + 5 > view_y + client_h)
2620 GetListCtrl()->Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
2621
2622 #ifdef __WXMAC__
2623 // At least on Mac the visible lines value will get reset inside of
2624 // Scroll *before* it actually scrolls the window because of the
2625 // Update() that happens there, so it will still have the wrong value.
2626 // So let's reset it again and wait for it to be recalculated in the
2627 // next paint event. I would expect this problem to show up in wxGTK
2628 // too but couldn't duplicate it there. Perhaps the order of events
2629 // is different... --Robin
2630 ResetVisibleLinesRange();
2631 #endif
2632 }
2633 else // !report
2634 {
2635 int sx = -1,
2636 sy = -1;
2637
2638 if (rect.x-view_x < 5)
2639 sx = (rect.x - 5) / SCROLL_UNIT_X;
2640 if (rect.x + rect.width - 5 > view_x + client_w)
2641 sx = (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X;
2642
2643 if (rect.y-view_y < 5)
2644 sy = (rect.y - 5) / hLine;
2645 if (rect.y + rect.height - 5 > view_y + client_h)
2646 sy = (rect.y + rect.height - client_h + hLine) / hLine;
2647
2648 GetListCtrl()->Scroll(sx, sy);
2649 }
2650 }
2651
2652 bool wxListMainWindow::ScrollList(int WXUNUSED(dx), int dy)
2653 {
2654 if ( !InReportView() )
2655 {
2656 // TODO: this should work in all views but is not implemented now
2657 return false;
2658 }
2659
2660 size_t top, bottom;
2661 GetVisibleLinesRange(&top, &bottom);
2662
2663 if ( bottom == (size_t)-1 )
2664 return 0;
2665
2666 ResetVisibleLinesRange();
2667
2668 int hLine = GetLineHeight();
2669
2670 GetListCtrl()->Scroll(-1, top + dy / hLine);
2671
2672 #ifdef __WXMAC__
2673 // see comment in MoveToItem() for why we do this
2674 ResetVisibleLinesRange();
2675 #endif
2676
2677 return true;
2678 }
2679
2680 // ----------------------------------------------------------------------------
2681 // keyboard handling
2682 // ----------------------------------------------------------------------------
2683
2684 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
2685 {
2686 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
2687 wxT("invalid item index in OnArrowChar()") );
2688
2689 size_t oldCurrent = m_current;
2690
2691 // in single selection we just ignore Shift as we can't select several
2692 // items anyhow
2693 if ( event.ShiftDown() && !IsSingleSel() )
2694 {
2695 ChangeCurrent(newCurrent);
2696
2697 // refresh the old focus to remove it
2698 RefreshLine( oldCurrent );
2699
2700 // select all the items between the old and the new one
2701 if ( oldCurrent > newCurrent )
2702 {
2703 newCurrent = oldCurrent;
2704 oldCurrent = m_current;
2705 }
2706
2707 HighlightLines(oldCurrent, newCurrent);
2708 }
2709 else // !shift
2710 {
2711 // all previously selected items are unselected unless ctrl is held
2712 // in a multiselection control
2713 if ( !event.ControlDown() || IsSingleSel() )
2714 HighlightAll(false);
2715
2716 ChangeCurrent(newCurrent);
2717
2718 // refresh the old focus to remove it
2719 RefreshLine( oldCurrent );
2720
2721 // in single selection mode we must always have a selected item
2722 if ( !event.ControlDown() || IsSingleSel() )
2723 HighlightLine( m_current, true );
2724 }
2725
2726 RefreshLine( m_current );
2727
2728 MoveToFocus();
2729 }
2730
2731 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
2732 {
2733 wxWindow *parent = GetParent();
2734
2735 // propagate the key event upwards
2736 wxKeyEvent ke(event);
2737 ke.SetEventObject( parent );
2738 ke.SetId(GetParent()->GetId());
2739 if (parent->GetEventHandler()->ProcessEvent( ke ))
2740 return;
2741
2742 // send a list event
2743 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() );
2744 le.m_item.m_itemId =
2745 le.m_itemIndex = m_current;
2746 if (HasCurrent())
2747 GetLine(m_current)->GetItem( 0, le.m_item );
2748 le.m_code = event.GetKeyCode();
2749 le.SetEventObject( parent );
2750 if (parent->GetEventHandler()->ProcessEvent( le ))
2751 return;
2752
2753 event.Skip();
2754 }
2755
2756 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
2757 {
2758 wxWindow *parent = GetParent();
2759
2760 // propagate the key event upwards
2761 wxKeyEvent ke(event);
2762 ke.SetEventObject( parent );
2763 ke.SetId(GetParent()->GetId());
2764 if (parent->GetEventHandler()->ProcessEvent( ke ))
2765 return;
2766
2767 event.Skip();
2768 }
2769
2770 void wxListMainWindow::OnCharHook( wxKeyEvent &event )
2771 {
2772 if ( m_textctrlWrapper )
2773 {
2774 // When an in-place editor is active we should ensure that it always
2775 // gets the key events that are special to it.
2776 if ( m_textctrlWrapper->CheckForEndEditKey(event) )
2777 {
2778 // Skip the call to wxEvent::Skip() below.
2779 return;
2780 }
2781 }
2782
2783 event.Skip();
2784 }
2785
2786 void wxListMainWindow::OnChar( wxKeyEvent &event )
2787 {
2788 wxWindow *parent = GetParent();
2789
2790 // propagate the char event upwards
2791 wxKeyEvent ke(event);
2792 ke.SetEventObject( parent );
2793 ke.SetId(GetParent()->GetId());
2794 if (parent->GetEventHandler()->ProcessEvent( ke ))
2795 return;
2796
2797 if ( HandleAsNavigationKey(event) )
2798 return;
2799
2800 // no item -> nothing to do
2801 if (!HasCurrent())
2802 {
2803 event.Skip();
2804 return;
2805 }
2806
2807 // don't use m_linesPerPage directly as it might not be computed yet
2808 const int pageSize = GetCountPerPage();
2809 wxCHECK_RET( pageSize, wxT("should have non zero page size") );
2810
2811 if (GetLayoutDirection() == wxLayout_RightToLeft)
2812 {
2813 if (event.GetKeyCode() == WXK_RIGHT)
2814 event.m_keyCode = WXK_LEFT;
2815 else if (event.GetKeyCode() == WXK_LEFT)
2816 event.m_keyCode = WXK_RIGHT;
2817 }
2818
2819 int keyCode = event.GetKeyCode();
2820 switch ( keyCode )
2821 {
2822 case WXK_UP:
2823 if ( m_current > 0 )
2824 OnArrowChar( m_current - 1, event );
2825 break;
2826
2827 case WXK_DOWN:
2828 if ( m_current < (size_t)GetItemCount() - 1 )
2829 OnArrowChar( m_current + 1, event );
2830 break;
2831
2832 case WXK_END:
2833 if (!IsEmpty())
2834 OnArrowChar( GetItemCount() - 1, event );
2835 break;
2836
2837 case WXK_HOME:
2838 if (!IsEmpty())
2839 OnArrowChar( 0, event );
2840 break;
2841
2842 case WXK_PAGEUP:
2843 {
2844 int steps = InReportView() ? pageSize - 1
2845 : m_current % pageSize;
2846
2847 int index = m_current - steps;
2848 if (index < 0)
2849 index = 0;
2850
2851 OnArrowChar( index, event );
2852 }
2853 break;
2854
2855 case WXK_PAGEDOWN:
2856 {
2857 int steps = InReportView()
2858 ? pageSize - 1
2859 : pageSize - (m_current % pageSize) - 1;
2860
2861 size_t index = m_current + steps;
2862 size_t count = GetItemCount();
2863 if ( index >= count )
2864 index = count - 1;
2865
2866 OnArrowChar( index, event );
2867 }
2868 break;
2869
2870 case WXK_LEFT:
2871 if ( !InReportView() )
2872 {
2873 int index = m_current - pageSize;
2874 if (index < 0)
2875 index = 0;
2876
2877 OnArrowChar( index, event );
2878 }
2879 break;
2880
2881 case WXK_RIGHT:
2882 if ( !InReportView() )
2883 {
2884 size_t index = m_current + pageSize;
2885
2886 size_t count = GetItemCount();
2887 if ( index >= count )
2888 index = count - 1;
2889
2890 OnArrowChar( index, event );
2891 }
2892 break;
2893
2894 case WXK_SPACE:
2895 if ( IsSingleSel() )
2896 {
2897 if ( event.ControlDown() )
2898 {
2899 ReverseHighlight(m_current);
2900 }
2901 else // normal space press
2902 {
2903 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2904 }
2905 }
2906 else // multiple selection
2907 {
2908 ReverseHighlight(m_current);
2909 }
2910 break;
2911
2912 case WXK_RETURN:
2913 case WXK_EXECUTE:
2914 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
2915 break;
2916
2917 default:
2918 if ( !event.HasModifiers() &&
2919 ((keyCode >= '0' && keyCode <= '9') ||
2920 (keyCode >= 'a' && keyCode <= 'z') ||
2921 (keyCode >= 'A' && keyCode <= 'Z') ||
2922 (keyCode == '_') ||
2923 (keyCode == '+') ||
2924 (keyCode == '*') ||
2925 (keyCode == '-')))
2926 {
2927 // find the next item starting with the given prefix
2928 wxChar ch = (wxChar)keyCode;
2929 size_t item;
2930
2931 // if the same character is typed multiple times then go to the
2932 // next entry starting with that character instead of searching
2933 // for an item starting with multiple copies of this character,
2934 // this is more useful and is how it works under Windows.
2935 if ( m_findPrefix.length() == 1 && m_findPrefix[0] == ch )
2936 {
2937 item = PrefixFindItem(m_current, ch);
2938 }
2939 else
2940 {
2941 const wxString newPrefix(m_findPrefix + ch);
2942 item = PrefixFindItem(m_current, newPrefix);
2943 if ( item != (size_t)-1 )
2944 m_findPrefix = newPrefix;
2945 }
2946
2947 // also start the timer to reset the current prefix if the user
2948 // doesn't press any more alnum keys soon -- we wouldn't want
2949 // to use this prefix for a new item search
2950 if ( !m_findTimer )
2951 {
2952 m_findTimer = new wxListFindTimer( this );
2953 }
2954
2955 // Notice that we should start the timer even if we didn't find
2956 // anything to make sure we reset the search state later.
2957 m_findTimer->Start(wxListFindTimer::DELAY, wxTIMER_ONE_SHOT);
2958
2959 // restart timer even when there's no match so bell get's reset
2960 if ( item != (size_t)-1 )
2961 {
2962 // Select the found item and go to it.
2963 HighlightAll(false);
2964 SetItemState(item,
2965 wxLIST_STATE_FOCUSED | wxLIST_STATE_SELECTED,
2966 wxLIST_STATE_FOCUSED | wxLIST_STATE_SELECTED);
2967
2968 // Reset the bell flag if it had been temporarily disabled
2969 // before.
2970 if ( m_findBell )
2971 m_findBell = 1;
2972 }
2973 else // No such item
2974 {
2975 // Signal it with a bell if enabled.
2976 if ( m_findBell == 1 )
2977 {
2978 ::wxBell();
2979
2980 // Disable it for the next unsuccessful match, we only
2981 // beep once, this is usually enough and continuing to
2982 // do it would be annoying.
2983 m_findBell = -1;
2984 }
2985 }
2986 }
2987 else
2988 {
2989 event.Skip();
2990 }
2991 }
2992 }
2993
2994 // ----------------------------------------------------------------------------
2995 // focus handling
2996 // ----------------------------------------------------------------------------
2997
2998 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2999 {
3000 if ( GetParent() )
3001 {
3002 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
3003 event.SetEventObject( GetParent() );
3004 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
3005 return;
3006 }
3007
3008 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
3009 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
3010 // which are already drawn correctly resulting in horrible flicker - avoid
3011 // it
3012 if ( !m_hasFocus )
3013 {
3014 m_hasFocus = true;
3015
3016 RefreshSelected();
3017 }
3018 }
3019
3020 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
3021 {
3022 if ( GetParent() )
3023 {
3024 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
3025 event.SetEventObject( GetParent() );
3026 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
3027 return;
3028 }
3029
3030 m_hasFocus = false;
3031 RefreshSelected();
3032 }
3033
3034 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
3035 {
3036 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
3037 {
3038 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3039 }
3040 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
3041 {
3042 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3043 }
3044 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
3045 {
3046 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3047 }
3048 else if ( InReportView() && (m_small_image_list))
3049 {
3050 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3051 }
3052 }
3053
3054 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
3055 {
3056 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3057 {
3058 m_normal_image_list->GetSize( index, width, height );
3059 }
3060 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3061 {
3062 m_small_image_list->GetSize( index, width, height );
3063 }
3064 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
3065 {
3066 m_small_image_list->GetSize( index, width, height );
3067 }
3068 else if ( InReportView() && m_small_image_list )
3069 {
3070 m_small_image_list->GetSize( index, width, height );
3071 }
3072 else
3073 {
3074 width =
3075 height = 0;
3076 }
3077 }
3078
3079 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
3080 {
3081 m_dirty = true;
3082
3083 // calc the spacing from the icon size
3084 int width = 0, height = 0;
3085
3086 if ((imageList) && (imageList->GetImageCount()) )
3087 imageList->GetSize(0, width, height);
3088
3089 if (which == wxIMAGE_LIST_NORMAL)
3090 {
3091 m_normal_image_list = imageList;
3092 m_normal_spacing = width + 8;
3093 }
3094
3095 if (which == wxIMAGE_LIST_SMALL)
3096 {
3097 m_small_image_list = imageList;
3098 m_small_spacing = width + 14;
3099 m_lineHeight = 0; // ensure that the line height will be recalc'd
3100 }
3101 }
3102
3103 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3104 {
3105 m_dirty = true;
3106 if (isSmall)
3107 m_small_spacing = spacing;
3108 else
3109 m_normal_spacing = spacing;
3110 }
3111
3112 int wxListMainWindow::GetItemSpacing( bool isSmall )
3113 {
3114 return isSmall ? m_small_spacing : m_normal_spacing;
3115 }
3116
3117 // ----------------------------------------------------------------------------
3118 // columns
3119 // ----------------------------------------------------------------------------
3120
3121 int
3122 wxListMainWindow::ComputeMinHeaderWidth(const wxListHeaderData* column) const
3123 {
3124 wxClientDC dc(const_cast<wxListMainWindow*>(this));
3125
3126 int width = dc.GetTextExtent(column->GetText()).x + AUTOSIZE_COL_MARGIN;
3127
3128 width += 2*EXTRA_WIDTH;
3129
3130 // check for column header's image availability
3131 const int image = column->GetImage();
3132 if ( image != -1 )
3133 {
3134 if ( m_small_image_list )
3135 {
3136 int ix = 0, iy = 0;
3137 m_small_image_list->GetSize(image, ix, iy);
3138 width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE;
3139 }
3140 }
3141
3142 return width;
3143 }
3144
3145 void wxListMainWindow::SetColumn( int col, const wxListItem &item )
3146 {
3147 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3148
3149 wxCHECK_RET( node, wxT("invalid column index in SetColumn") );
3150
3151 wxListHeaderData *column = node->GetData();
3152 column->SetItem( item );
3153
3154 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3155 column->SetWidth(ComputeMinHeaderWidth(column));
3156
3157 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3158 if ( headerWin )
3159 headerWin->m_dirty = true;
3160
3161 m_dirty = true;
3162
3163 // invalidate it as it has to be recalculated
3164 m_headerWidth = 0;
3165 }
3166
3167 void wxListMainWindow::SetColumnWidth( int col, int width )
3168 {
3169 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3170 wxT("invalid column index") );
3171
3172 wxCHECK_RET( InReportView(),
3173 wxT("SetColumnWidth() can only be called in report mode.") );
3174
3175 m_dirty = true;
3176
3177 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3178 if ( headerWin )
3179 headerWin->m_dirty = true;
3180
3181 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3182 wxCHECK_RET( node, wxT("no column?") );
3183
3184 wxListHeaderData *column = node->GetData();
3185
3186 size_t count = GetItemCount();
3187
3188 if (width == wxLIST_AUTOSIZE_USEHEADER)
3189 {
3190 width = ComputeMinHeaderWidth(column);
3191 }
3192 else if ( width == wxLIST_AUTOSIZE )
3193 {
3194 width = ComputeMinHeaderWidth(column);
3195
3196 if ( !IsVirtual() )
3197 {
3198 wxClientDC dc(this);
3199 dc.SetFont( GetFont() );
3200
3201 int max = AUTOSIZE_COL_MARGIN;
3202
3203 // if the cached column width isn't valid then recalculate it
3204 if (m_aColWidths.Item(col)->bNeedsUpdate)
3205 {
3206 for (size_t i = 0; i < count; i++)
3207 {
3208 wxListLineData *line = GetLine( i );
3209 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3210
3211 wxCHECK_RET( n, wxT("no subitem?") );
3212
3213 wxListItemData *itemData = n->GetData();
3214 wxListItem item;
3215
3216 itemData->GetItem(item);
3217 int itemWidth = GetItemWidthWithImage(&item);
3218 if (itemWidth > max)
3219 max = itemWidth;
3220 }
3221
3222 m_aColWidths.Item(col)->bNeedsUpdate = false;
3223 m_aColWidths.Item(col)->nMaxWidth = max;
3224 }
3225
3226 max = m_aColWidths.Item(col)->nMaxWidth + AUTOSIZE_COL_MARGIN;
3227 if ( width < max )
3228 width = max;
3229 }
3230 }
3231
3232 column->SetWidth( width );
3233
3234 // invalidate it as it has to be recalculated
3235 m_headerWidth = 0;
3236 }
3237
3238 int wxListMainWindow::GetHeaderWidth() const
3239 {
3240 if ( !m_headerWidth )
3241 {
3242 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3243
3244 size_t count = GetColumnCount();
3245 for ( size_t col = 0; col < count; col++ )
3246 {
3247 self->m_headerWidth += GetColumnWidth(col);
3248 }
3249 }
3250
3251 return m_headerWidth;
3252 }
3253
3254 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3255 {
3256 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3257 wxCHECK_RET( node, wxT("invalid column index in GetColumn") );
3258
3259 wxListHeaderData *column = node->GetData();
3260 column->GetItem( item );
3261 }
3262
3263 int wxListMainWindow::GetColumnWidth( int col ) const
3264 {
3265 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3266 wxCHECK_MSG( node, 0, wxT("invalid column index") );
3267
3268 wxListHeaderData *column = node->GetData();
3269 return column->GetWidth();
3270 }
3271
3272 // ----------------------------------------------------------------------------
3273 // item state
3274 // ----------------------------------------------------------------------------
3275
3276 void wxListMainWindow::SetItem( wxListItem &item )
3277 {
3278 long id = item.m_itemId;
3279 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3280 wxT("invalid item index in SetItem") );
3281
3282 if ( !IsVirtual() )
3283 {
3284 wxListLineData *line = GetLine((size_t)id);
3285 line->SetItem( item.m_col, item );
3286
3287 // Set item state if user wants
3288 if ( item.m_mask & wxLIST_MASK_STATE )
3289 SetItemState( item.m_itemId, item.m_state, item.m_state );
3290
3291 if (InReportView())
3292 {
3293 // update the Max Width Cache if needed
3294 int width = GetItemWidthWithImage(&item);
3295
3296 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3297 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3298 }
3299 }
3300
3301 // update the item on screen unless we're going to update everything soon
3302 // anyhow
3303 if ( !m_dirty )
3304 {
3305 wxRect rectItem;
3306 GetItemRect(id, rectItem);
3307 RefreshRect(rectItem);
3308 }
3309 }
3310
3311 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3312 {
3313 if ( IsEmpty() )
3314 return;
3315
3316 // first deal with selection
3317 if ( stateMask & wxLIST_STATE_SELECTED )
3318 {
3319 // set/clear select state
3320 if ( IsVirtual() )
3321 {
3322 // optimized version for virtual listctrl.
3323 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3324 Refresh();
3325 }
3326 else if ( state & wxLIST_STATE_SELECTED )
3327 {
3328 const long count = GetItemCount();
3329 for( long i = 0; i < count; i++ )
3330 {
3331 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3332 }
3333
3334 }
3335 else
3336 {
3337 // clear for non virtual (somewhat optimized by using GetNextItem())
3338 long i = -1;
3339 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3340 {
3341 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3342 }
3343 }
3344 }
3345
3346 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3347 {
3348 // unfocus all: only one item can be focussed, so clearing focus for
3349 // all items is simply clearing focus of the focussed item.
3350 SetItemState(m_current, state, stateMask);
3351 }
3352 //(setting focus to all items makes no sense, so it is not handled here.)
3353 }
3354
3355 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3356 {
3357 if ( litem == -1 )
3358 {
3359 SetItemStateAll(state, stateMask);
3360 return;
3361 }
3362
3363 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3364 wxT("invalid list ctrl item index in SetItem") );
3365
3366 size_t oldCurrent = m_current;
3367 size_t item = (size_t)litem; // safe because of the check above
3368
3369 // do we need to change the focus?
3370 if ( stateMask & wxLIST_STATE_FOCUSED )
3371 {
3372 if ( state & wxLIST_STATE_FOCUSED )
3373 {
3374 // don't do anything if this item is already focused
3375 if ( item != m_current )
3376 {
3377 ChangeCurrent(item);
3378
3379 if ( oldCurrent != (size_t)-1 )
3380 {
3381 if ( IsSingleSel() )
3382 {
3383 HighlightLine(oldCurrent, false);
3384 }
3385
3386 RefreshLine(oldCurrent);
3387 }
3388
3389 RefreshLine( m_current );
3390 }
3391 }
3392 else // unfocus
3393 {
3394 // don't do anything if this item is not focused
3395 if ( item == m_current )
3396 {
3397 ResetCurrent();
3398
3399 if ( IsSingleSel() )
3400 {
3401 // we must unselect the old current item as well or we
3402 // might end up with more than one selected item in a
3403 // single selection control
3404 HighlightLine(oldCurrent, false);
3405 }
3406
3407 RefreshLine( oldCurrent );
3408 }
3409 }
3410 }
3411
3412 // do we need to change the selection state?
3413 if ( stateMask & wxLIST_STATE_SELECTED )
3414 {
3415 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3416
3417 if ( IsSingleSel() )
3418 {
3419 if ( on )
3420 {
3421 // selecting the item also makes it the focused one in the
3422 // single sel mode
3423 if ( m_current != item )
3424 {
3425 ChangeCurrent(item);
3426
3427 if ( oldCurrent != (size_t)-1 )
3428 {
3429 HighlightLine( oldCurrent, false );
3430 RefreshLine( oldCurrent );
3431 }
3432 }
3433 }
3434 else // off
3435 {
3436 // only the current item may be selected anyhow
3437 if ( item != m_current )
3438 return;
3439 }
3440 }
3441
3442 if ( HighlightLine(item, on) )
3443 {
3444 RefreshLine(item);
3445 }
3446 }
3447 }
3448
3449 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3450 {
3451 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3452 wxT("invalid list ctrl item index in GetItemState()") );
3453
3454 int ret = wxLIST_STATE_DONTCARE;
3455
3456 if ( stateMask & wxLIST_STATE_FOCUSED )
3457 {
3458 if ( (size_t)item == m_current )
3459 ret |= wxLIST_STATE_FOCUSED;
3460 }
3461
3462 if ( stateMask & wxLIST_STATE_SELECTED )
3463 {
3464 if ( IsHighlighted(item) )
3465 ret |= wxLIST_STATE_SELECTED;
3466 }
3467
3468 return ret;
3469 }
3470
3471 void wxListMainWindow::GetItem( wxListItem &item ) const
3472 {
3473 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3474 wxT("invalid item index in GetItem") );
3475
3476 wxListLineData *line = GetLine((size_t)item.m_itemId);
3477 line->GetItem( item.m_col, item );
3478
3479 // Get item state if user wants it
3480 if ( item.m_mask & wxLIST_MASK_STATE )
3481 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3482 wxLIST_STATE_FOCUSED );
3483 }
3484
3485 // ----------------------------------------------------------------------------
3486 // item count
3487 // ----------------------------------------------------------------------------
3488
3489 size_t wxListMainWindow::GetItemCount() const
3490 {
3491 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3492 }
3493
3494 void wxListMainWindow::SetItemCount(long count)
3495 {
3496 m_selStore.SetItemCount(count);
3497 m_countVirt = count;
3498
3499 ResetVisibleLinesRange();
3500
3501 // scrollbars must be reset
3502 m_dirty = true;
3503 }
3504
3505 int wxListMainWindow::GetSelectedItemCount() const
3506 {
3507 // deal with the quick case first
3508 if ( IsSingleSel() )
3509 return HasCurrent() ? IsHighlighted(m_current) : false;
3510
3511 // virtual controls remmebers all its selections itself
3512 if ( IsVirtual() )
3513 return m_selStore.GetSelectedCount();
3514
3515 // TODO: we probably should maintain the number of items selected even for
3516 // non virtual controls as enumerating all lines is really slow...
3517 size_t countSel = 0;
3518 size_t count = GetItemCount();
3519 for ( size_t line = 0; line < count; line++ )
3520 {
3521 if ( GetLine(line)->IsHighlighted() )
3522 countSel++;
3523 }
3524
3525 return countSel;
3526 }
3527
3528 // ----------------------------------------------------------------------------
3529 // item position/size
3530 // ----------------------------------------------------------------------------
3531
3532 wxRect wxListMainWindow::GetViewRect() const
3533 {
3534 wxASSERT_MSG( !HasFlag(wxLC_LIST), "not implemented for list view" );
3535
3536 // we need to find the longest/tallest label
3537 wxCoord xMax = 0, yMax = 0;
3538 const int count = GetItemCount();
3539 if ( count )
3540 {
3541 for ( int i = 0; i < count; i++ )
3542 {
3543 // we need logical, not physical, coordinates here, so use
3544 // GetLineRect() instead of GetItemRect()
3545 wxRect r = GetLineRect(i);
3546
3547 wxCoord x = r.GetRight(),
3548 y = r.GetBottom();
3549
3550 if ( x > xMax )
3551 xMax = x;
3552 if ( y > yMax )
3553 yMax = y;
3554 }
3555 }
3556
3557 // some fudge needed to make it look prettier
3558 xMax += 2 * EXTRA_BORDER_X;
3559 yMax += 2 * EXTRA_BORDER_Y;
3560
3561 // account for the scrollbars if necessary
3562 const wxSize sizeAll = GetClientSize();
3563 if ( xMax > sizeAll.x )
3564 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
3565 if ( yMax > sizeAll.y )
3566 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
3567
3568 return wxRect(0, 0, xMax, yMax);
3569 }
3570
3571 bool
3572 wxListMainWindow::GetSubItemRect(long item, long subItem, wxRect& rect) const
3573 {
3574 wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM || InReportView(),
3575 false,
3576 wxT("GetSubItemRect only meaningful in report view") );
3577 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), false,
3578 wxT("invalid item in GetSubItemRect") );
3579
3580 // ensure that we're laid out, otherwise we could return nonsense
3581 if ( m_dirty )
3582 {
3583 wxConstCast(this, wxListMainWindow)->
3584 RecalculatePositions(true /* no refresh */);
3585 }
3586
3587 rect = GetLineRect((size_t)item);
3588
3589 // Adjust rect to specified column
3590 if ( subItem != wxLIST_GETSUBITEMRECT_WHOLEITEM )
3591 {
3592 wxCHECK_MSG( subItem >= 0 && subItem < GetColumnCount(), false,
3593 wxT("invalid subItem in GetSubItemRect") );
3594
3595 for (int i = 0; i < subItem; i++)
3596 {
3597 rect.x += GetColumnWidth(i);
3598 }
3599 rect.width = GetColumnWidth(subItem);
3600 }
3601
3602 GetListCtrl()->CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3603
3604 return true;
3605 }
3606
3607 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
3608 {
3609 wxRect rect;
3610 GetItemRect(item, rect);
3611
3612 pos.x = rect.x;
3613 pos.y = rect.y;
3614
3615 return true;
3616 }
3617
3618 // ----------------------------------------------------------------------------
3619 // geometry calculation
3620 // ----------------------------------------------------------------------------
3621
3622 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3623 {
3624 const int lineHeight = GetLineHeight();
3625
3626 wxClientDC dc( this );
3627 dc.SetFont( GetFont() );
3628
3629 const size_t count = GetItemCount();
3630
3631 int iconSpacing;
3632 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3633 iconSpacing = m_normal_spacing;
3634 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3635 iconSpacing = m_small_spacing;
3636 else
3637 iconSpacing = 0;
3638
3639 // Note that we do not call GetClientSize() here but
3640 // GetSize() and subtract the border size for sunken
3641 // borders manually. This is technically incorrect,
3642 // but we need to know the client area's size WITHOUT
3643 // scrollbars here. Since we don't know if there are
3644 // any scrollbars, we use GetSize() instead. Another
3645 // solution would be to call SetScrollbars() here to
3646 // remove the scrollbars and call GetClientSize() then,
3647 // but this might result in flicker and - worse - will
3648 // reset the scrollbars to 0 which is not good at all
3649 // if you resize a dialog/window, but don't want to
3650 // reset the window scrolling. RR.
3651 // Furthermore, we actually do NOT subtract the border
3652 // width as 2 pixels is just the extra space which we
3653 // need around the actual content in the window. Other-
3654 // wise the text would e.g. touch the upper border. RR.
3655 int clientWidth,
3656 clientHeight;
3657 GetSize( &clientWidth, &clientHeight );
3658
3659 if ( InReportView() )
3660 {
3661 // all lines have the same height and we scroll one line per step
3662 int entireHeight = count * lineHeight + LINE_SPACING;
3663
3664 m_linesPerPage = clientHeight / lineHeight;
3665
3666 ResetVisibleLinesRange();
3667
3668 GetListCtrl()->SetScrollbars( SCROLL_UNIT_X, lineHeight,
3669 GetHeaderWidth() / SCROLL_UNIT_X,
3670 (entireHeight + lineHeight - 1) / lineHeight,
3671 GetListCtrl()->GetScrollPos(wxHORIZONTAL),
3672 GetListCtrl()->GetScrollPos(wxVERTICAL),
3673 true );
3674 }
3675 else // !report
3676 {
3677 // we have 3 different layout strategies: either layout all items
3678 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
3679 // to arrange them in top to bottom, left to right (don't ask me why
3680 // not the other way round...) order
3681 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
3682 {
3683 int x = EXTRA_BORDER_X;
3684 int y = EXTRA_BORDER_Y;
3685
3686 wxCoord widthMax = 0;
3687
3688 size_t i;
3689 for ( i = 0; i < count; i++ )
3690 {
3691 wxListLineData *line = GetLine(i);
3692 line->CalculateSize( &dc, iconSpacing );
3693 line->SetPosition( x, y, iconSpacing );
3694
3695 wxSize sizeLine = GetLineSize(i);
3696
3697 if ( HasFlag(wxLC_ALIGN_TOP) )
3698 {
3699 if ( sizeLine.x > widthMax )
3700 widthMax = sizeLine.x;
3701
3702 y += sizeLine.y;
3703 }
3704 else // wxLC_ALIGN_LEFT
3705 {
3706 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
3707 }
3708 }
3709
3710 if ( HasFlag(wxLC_ALIGN_TOP) )
3711 {
3712 // traverse the items again and tweak their sizes so that they are
3713 // all the same in a row
3714 for ( i = 0; i < count; i++ )
3715 {
3716 wxListLineData *line = GetLine(i);
3717 line->m_gi->ExtendWidth(widthMax);
3718 }
3719 }
3720
3721 GetListCtrl()->SetScrollbars
3722 (
3723 SCROLL_UNIT_X,
3724 lineHeight,
3725 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3726 (y + lineHeight) / lineHeight,
3727 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3728 GetListCtrl()->GetScrollPos( wxVERTICAL ),
3729 true
3730 );
3731 }
3732 else // "flowed" arrangement, the most complicated case
3733 {
3734 // at first we try without any scrollbars, if the items don't fit into
3735 // the window, we recalculate after subtracting the space taken by the
3736 // scrollbar
3737
3738 int entireWidth = 0;
3739
3740 for (int tries = 0; tries < 2; tries++)
3741 {
3742 entireWidth = 2 * EXTRA_BORDER_X;
3743
3744 if (tries == 1)
3745 {
3746 // Now we have decided that the items do not fit into the
3747 // client area, so we need a scrollbar
3748 entireWidth += SCROLL_UNIT_X;
3749 }
3750
3751 int x = EXTRA_BORDER_X;
3752 int y = EXTRA_BORDER_Y;
3753
3754 // Note that "row" here is vertical, i.e. what is called
3755 // "column" in many other places in wxWidgets.
3756 int maxWidthInThisRow = 0;
3757
3758 m_linesPerPage = 0;
3759 int currentlyVisibleLines = 0;
3760
3761 for (size_t i = 0; i < count; i++)
3762 {
3763 currentlyVisibleLines++;
3764 wxListLineData *line = GetLine( i );
3765 line->CalculateSize( &dc, iconSpacing );
3766 line->SetPosition( x, y, iconSpacing );
3767
3768 wxSize sizeLine = GetLineSize( i );
3769
3770 if ( maxWidthInThisRow < sizeLine.x )
3771 maxWidthInThisRow = sizeLine.x;
3772
3773 y += sizeLine.y;
3774 if (currentlyVisibleLines > m_linesPerPage)
3775 m_linesPerPage = currentlyVisibleLines;
3776
3777 // Have we reached the end of the row either because no
3778 // more items would fit or because there are simply no more
3779 // items?
3780 if ( y + sizeLine.y >= clientHeight
3781 || i == count - 1)
3782 {
3783 // Adjust all items in this row to have the same
3784 // width to ensure that they all align horizontally in
3785 // icon view.
3786 if ( HasFlag(wxLC_ICON) || HasFlag(wxLC_SMALL_ICON) )
3787 {
3788 size_t firstRowLine = i - currentlyVisibleLines + 1;
3789 for (size_t j = firstRowLine; j <= i; j++)
3790 {
3791 GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow);
3792 }
3793 }
3794
3795 currentlyVisibleLines = 0;
3796 y = EXTRA_BORDER_Y;
3797 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
3798 x += maxWidthInThisRow;
3799 entireWidth += maxWidthInThisRow;
3800 maxWidthInThisRow = 0;
3801 }
3802
3803 if ( (tries == 0) &&
3804 (entireWidth + SCROLL_UNIT_X > clientWidth) )
3805 {
3806 clientHeight -= wxSystemSettings::
3807 GetMetric(wxSYS_HSCROLL_Y);
3808 m_linesPerPage = 0;
3809 break;
3810 }
3811
3812 if ( i == count - 1 )
3813 tries = 1; // Everything fits, no second try required.
3814 }
3815 }
3816
3817 GetListCtrl()->SetScrollbars
3818 (
3819 SCROLL_UNIT_X,
3820 lineHeight,
3821 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
3822 0,
3823 GetListCtrl()->GetScrollPos( wxHORIZONTAL ),
3824 0,
3825 true
3826 );
3827 }
3828 }
3829
3830 if ( !noRefresh )
3831 {
3832 // FIXME: why should we call it from here?
3833 UpdateCurrent();
3834
3835 RefreshAll();
3836 }
3837 }
3838
3839 void wxListMainWindow::RefreshAll()
3840 {
3841 m_dirty = false;
3842 Refresh();
3843
3844 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3845 if ( headerWin && headerWin->m_dirty )
3846 {
3847 headerWin->m_dirty = false;
3848 headerWin->Refresh();
3849 }
3850 }
3851
3852 void wxListMainWindow::UpdateCurrent()
3853 {
3854 if ( !HasCurrent() && !IsEmpty() )
3855 ChangeCurrent(0);
3856 }
3857
3858 long wxListMainWindow::GetNextItem( long item,
3859 int WXUNUSED(geometry),
3860 int state ) const
3861 {
3862 long ret = item,
3863 max = GetItemCount();
3864 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
3865 wxT("invalid listctrl index in GetNextItem()") );
3866
3867 // notice that we start with the next item (or the first one if item == -1)
3868 // and this is intentional to allow writing a simple loop to iterate over
3869 // all selected items
3870 ret++;
3871 if ( ret == max )
3872 // this is not an error because the index was OK initially,
3873 // just no such item
3874 return -1;
3875
3876 if ( !state )
3877 // any will do
3878 return (size_t)ret;
3879
3880 size_t count = GetItemCount();
3881 for ( size_t line = (size_t)ret; line < count; line++ )
3882 {
3883 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
3884 return line;
3885
3886 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
3887 return line;
3888 }
3889
3890 return -1;
3891 }
3892
3893 // ----------------------------------------------------------------------------
3894 // deleting stuff
3895 // ----------------------------------------------------------------------------
3896
3897 void wxListMainWindow::DeleteItem( long lindex )
3898 {
3899 size_t count = GetItemCount();
3900
3901 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
3902 wxT("invalid item index in DeleteItem") );
3903
3904 size_t index = (size_t)lindex;
3905
3906 // we don't need to adjust the index for the previous items
3907 if ( HasCurrent() && m_current >= index )
3908 {
3909 // if the current item is being deleted, we want the next one to
3910 // become selected - unless there is no next one - so don't adjust
3911 // m_current in this case
3912 if ( m_current != index || m_current == count - 1 )
3913 m_current--;
3914 }
3915
3916 if ( InReportView() )
3917 {
3918 // mark the Column Max Width cache as dirty if the items in the line
3919 // we're deleting contain the Max Column Width
3920 wxListLineData * const line = GetLine(index);
3921 wxListItemDataList::compatibility_iterator n;
3922 wxListItemData *itemData;
3923 wxListItem item;
3924 int itemWidth;
3925
3926 for (size_t i = 0; i < m_columns.GetCount(); i++)
3927 {
3928 n = line->m_items.Item( i );
3929 itemData = n->GetData();
3930 itemData->GetItem(item);
3931
3932 itemWidth = GetItemWidthWithImage(&item);
3933
3934 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
3935 m_aColWidths.Item(i)->bNeedsUpdate = true;
3936 }
3937
3938 ResetVisibleLinesRange();
3939 }
3940
3941 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
3942
3943 if ( IsVirtual() )
3944 {
3945 m_countVirt--;
3946 m_selStore.OnItemDelete(index);
3947 }
3948 else
3949 {
3950 m_lines.RemoveAt( index );
3951 }
3952
3953 // we need to refresh the (vert) scrollbar as the number of items changed
3954 m_dirty = true;
3955
3956 RefreshAfter(index);
3957 }
3958
3959 void wxListMainWindow::DeleteColumn( int col )
3960 {
3961 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3962
3963 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
3964
3965 m_dirty = true;
3966 delete node->GetData();
3967 m_columns.Erase( node );
3968
3969 if ( !IsVirtual() )
3970 {
3971 // update all the items
3972 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
3973 {
3974 wxListLineData * const line = GetLine(i);
3975
3976 // In the following atypical but possible scenario it can be
3977 // legal to call DeleteColumn() but the items may not have any
3978 // values for it:
3979 // 1. In report view, insert a second column.
3980 // 2. Still in report view, add an item with 2 values.
3981 // 3. Switch to an icon (or list) view.
3982 // 4. Add an item -- necessarily with 1 value only.
3983 // 5. Switch back to report view.
3984 // 6. Call DeleteColumn().
3985 // So we need to check for this as otherwise we would simply crash
3986 // if this happens.
3987 if ( line->m_items.GetCount() <= static_cast<unsigned>(col) )
3988 continue;
3989
3990 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3991 delete n->GetData();
3992 line->m_items.Erase(n);
3993 }
3994 }
3995
3996 if ( InReportView() ) // we only cache max widths when in Report View
3997 {
3998 delete m_aColWidths.Item(col);
3999 m_aColWidths.RemoveAt(col);
4000 }
4001
4002 // invalidate it as it has to be recalculated
4003 m_headerWidth = 0;
4004 }
4005
4006 void wxListMainWindow::DoDeleteAllItems()
4007 {
4008 if ( IsEmpty() )
4009 // nothing to do - in particular, don't send the event
4010 return;
4011
4012 ResetCurrent();
4013
4014 // to make the deletion of all items faster, we don't send the
4015 // notifications for each item deletion in this case but only one event
4016 // for all of them: this is compatible with wxMSW and documented in
4017 // DeleteAllItems() description
4018
4019 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
4020 event.SetEventObject( GetParent() );
4021 GetParent()->GetEventHandler()->ProcessEvent( event );
4022
4023 if ( IsVirtual() )
4024 {
4025 m_countVirt = 0;
4026 m_selStore.Clear();
4027 }
4028
4029 if ( InReportView() )
4030 {
4031 ResetVisibleLinesRange();
4032 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
4033 {
4034 m_aColWidths.Item(i)->bNeedsUpdate = true;
4035 }
4036 }
4037
4038 m_lines.Clear();
4039 }
4040
4041 void wxListMainWindow::DeleteAllItems()
4042 {
4043 DoDeleteAllItems();
4044
4045 RecalculatePositions();
4046 }
4047
4048 void wxListMainWindow::DeleteEverything()
4049 {
4050 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
4051 WX_CLEAR_ARRAY(m_aColWidths);
4052
4053 DeleteAllItems();
4054 }
4055
4056 // ----------------------------------------------------------------------------
4057 // scanning for an item
4058 // ----------------------------------------------------------------------------
4059
4060 void wxListMainWindow::EnsureVisible( long index )
4061 {
4062 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
4063 wxT("invalid index in EnsureVisible") );
4064
4065 // We have to call this here because the label in question might just have
4066 // been added and its position is not known yet
4067 if ( m_dirty )
4068 RecalculatePositions(true /* no refresh */);
4069
4070 MoveToItem((size_t)index);
4071 }
4072
4073 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
4074 {
4075 if (str.empty())
4076 return wxNOT_FOUND;
4077
4078 long pos = start;
4079 wxString str_upper = str.Upper();
4080 if (pos < 0)
4081 pos = 0;
4082
4083 size_t count = GetItemCount();
4084 for ( size_t i = (size_t)pos; i < count; i++ )
4085 {
4086 wxListLineData *line = GetLine(i);
4087 wxString line_upper = line->GetText(0).Upper();
4088 if (!partial)
4089 {
4090 if (line_upper == str_upper )
4091 return i;
4092 }
4093 else
4094 {
4095 if (line_upper.find(str_upper) == 0)
4096 return i;
4097 }
4098 }
4099
4100 return wxNOT_FOUND;
4101 }
4102
4103 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
4104 {
4105 long pos = start;
4106 if (pos < 0)
4107 pos = 0;
4108
4109 size_t count = GetItemCount();
4110 for (size_t i = (size_t)pos; i < count; i++)
4111 {
4112 wxListLineData *line = GetLine(i);
4113 wxListItem item;
4114 line->GetItem( 0, item );
4115 if (item.m_data == data)
4116 return i;
4117 }
4118
4119 return wxNOT_FOUND;
4120 }
4121
4122 long wxListMainWindow::FindItem( const wxPoint& pt )
4123 {
4124 size_t topItem;
4125 GetVisibleLinesRange( &topItem, NULL );
4126
4127 wxPoint p;
4128 GetItemPosition( GetItemCount() - 1, p );
4129 if ( p.y == 0 )
4130 return topItem;
4131
4132 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4133 if ( id >= 0 && id < (long)GetItemCount() )
4134 return id;
4135
4136 return wxNOT_FOUND;
4137 }
4138
4139 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4140 {
4141 GetListCtrl()->CalcUnscrolledPosition( x, y, &x, &y );
4142
4143 size_t count = GetItemCount();
4144
4145 if ( InReportView() )
4146 {
4147 size_t current = y / GetLineHeight();
4148 if ( current < count )
4149 {
4150 flags = HitTestLine(current, x, y);
4151 if ( flags )
4152 return current;
4153 }
4154 }
4155 else // !report
4156 {
4157 // TODO: optimize it too! this is less simple than for report view but
4158 // enumerating all items is still not a way to do it!!
4159 for ( size_t current = 0; current < count; current++ )
4160 {
4161 flags = HitTestLine(current, x, y);
4162 if ( flags )
4163 return current;
4164 }
4165 }
4166
4167 return wxNOT_FOUND;
4168 }
4169
4170 // ----------------------------------------------------------------------------
4171 // adding stuff
4172 // ----------------------------------------------------------------------------
4173
4174 void wxListMainWindow::InsertItem( wxListItem &item )
4175 {
4176 wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual control") );
4177
4178 int count = GetItemCount();
4179 wxCHECK_RET( item.m_itemId >= 0, wxT("invalid item index") );
4180
4181 if (item.m_itemId > count)
4182 item.m_itemId = count;
4183
4184 size_t id = item.m_itemId;
4185
4186 m_dirty = true;
4187
4188 if ( InReportView() )
4189 {
4190 ResetVisibleLinesRange();
4191
4192 const unsigned col = item.GetColumn();
4193 wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" );
4194
4195 // calculate the width of the item and adjust the max column width
4196 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col);
4197 int width = GetItemWidthWithImage(&item);
4198 item.SetWidth(width);
4199 if (width > pWidthInfo->nMaxWidth)
4200 pWidthInfo->nMaxWidth = width;
4201 }
4202
4203 wxListLineData *line = new wxListLineData(this);
4204
4205 line->SetItem( item.m_col, item );
4206 if ( item.m_mask & wxLIST_MASK_IMAGE )
4207 {
4208 // Reset the buffered height if it's not big enough for the new image.
4209 int image = item.GetImage();
4210 if ( m_small_image_list && image != -1 && InReportView() )
4211 {
4212 int imageWidth, imageHeight;
4213 m_small_image_list->GetSize(image, imageWidth, imageHeight);
4214
4215 if ( imageHeight > m_lineHeight )
4216 m_lineHeight = 0;
4217 }
4218 }
4219
4220 m_lines.Insert( line, id );
4221
4222 m_dirty = true;
4223
4224 // If an item is selected at or below the point of insertion, we need to
4225 // increment the member variables because the current row's index has gone
4226 // up by one
4227 if ( HasCurrent() && m_current >= id )
4228 m_current++;
4229
4230 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4231
4232 RefreshLines(id, GetItemCount() - 1);
4233 }
4234
4235 long wxListMainWindow::InsertColumn( long col, const wxListItem &item )
4236 {
4237 long idx = -1;
4238
4239 m_dirty = true;
4240 if ( InReportView() )
4241 {
4242 wxListHeaderData *column = new wxListHeaderData( item );
4243 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4244 column->SetWidth(ComputeMinHeaderWidth(column));
4245
4246 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4247
4248 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4249 if ( insert )
4250 {
4251 wxListHeaderDataList::compatibility_iterator
4252 node = m_columns.Item( col );
4253 m_columns.Insert( node, column );
4254 m_aColWidths.Insert( colWidthInfo, col );
4255 idx = col;
4256 }
4257 else
4258 {
4259 idx = m_aColWidths.GetCount();
4260 m_columns.Append( column );
4261 m_aColWidths.Add( colWidthInfo );
4262 }
4263
4264 if ( !IsVirtual() )
4265 {
4266 // update all the items
4267 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4268 {
4269 wxListLineData * const line = GetLine(i);
4270 wxListItemData * const data = new wxListItemData(this);
4271 if ( insert )
4272 line->m_items.Insert(col, data);
4273 else
4274 line->m_items.Append(data);
4275 }
4276 }
4277
4278 // invalidate it as it has to be recalculated
4279 m_headerWidth = 0;
4280 }
4281 return idx;
4282 }
4283
4284 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4285 {
4286 int width = 0;
4287 wxClientDC dc(this);
4288
4289 dc.SetFont( GetFont() );
4290
4291 if (item->GetImage() != -1)
4292 {
4293 int ix, iy;
4294 GetImageSize( item->GetImage(), ix, iy );
4295 width += ix + 5;
4296 }
4297
4298 if (!item->GetText().empty())
4299 {
4300 wxCoord w;
4301 dc.GetTextExtent( item->GetText(), &w, NULL );
4302 width += w;
4303 }
4304
4305 return width;
4306 }
4307
4308 // ----------------------------------------------------------------------------
4309 // sorting
4310 // ----------------------------------------------------------------------------
4311
4312 static wxListCtrlCompare list_ctrl_compare_func_2;
4313 static wxIntPtr list_ctrl_compare_data;
4314
4315 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4316 {
4317 wxListLineData *line1 = *arg1;
4318 wxListLineData *line2 = *arg2;
4319 wxListItem item;
4320 line1->GetItem( 0, item );
4321 wxUIntPtr data1 = item.m_data;
4322 line2->GetItem( 0, item );
4323 wxUIntPtr data2 = item.m_data;
4324 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4325 }
4326
4327 void wxListMainWindow::SortItems( wxListCtrlCompare fn, wxIntPtr data )
4328 {
4329 // selections won't make sense any more after sorting the items so reset
4330 // them
4331 HighlightAll(false);
4332 ResetCurrent();
4333
4334 list_ctrl_compare_func_2 = fn;
4335 list_ctrl_compare_data = data;
4336 m_lines.Sort( list_ctrl_compare_func_1 );
4337 m_dirty = true;
4338 }
4339
4340 // ----------------------------------------------------------------------------
4341 // scrolling
4342 // ----------------------------------------------------------------------------
4343
4344 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4345 {
4346 // update our idea of which lines are shown when we redraw the window the
4347 // next time
4348 ResetVisibleLinesRange();
4349
4350 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4351 {
4352 wxGenericListCtrl* lc = GetListCtrl();
4353 wxCHECK_RET( lc, wxT("no listctrl window?") );
4354
4355 if (lc->m_headerWin) // when we use wxLC_NO_HEADER, m_headerWin==NULL
4356 {
4357 lc->m_headerWin->Refresh();
4358 lc->m_headerWin->Update();
4359 }
4360 }
4361 }
4362
4363 int wxListMainWindow::GetCountPerPage() const
4364 {
4365 if ( !m_linesPerPage )
4366 {
4367 wxConstCast(this, wxListMainWindow)->
4368 m_linesPerPage = GetClientSize().y / GetLineHeight();
4369 }
4370
4371 return m_linesPerPage;
4372 }
4373
4374 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4375 {
4376 wxASSERT_MSG( InReportView(), wxT("this is for report mode only") );
4377
4378 if ( m_lineFrom == (size_t)-1 )
4379 {
4380 size_t count = GetItemCount();
4381 if ( count )
4382 {
4383 m_lineFrom = GetListCtrl()->GetScrollPos(wxVERTICAL);
4384
4385 // this may happen if SetScrollbars() hadn't been called yet
4386 if ( m_lineFrom >= count )
4387 m_lineFrom = count - 1;
4388
4389 // we redraw one extra line but this is needed to make the redrawing
4390 // logic work when there is a fractional number of lines on screen
4391 m_lineTo = m_lineFrom + m_linesPerPage;
4392 if ( m_lineTo >= count )
4393 m_lineTo = count - 1;
4394 }
4395 else // empty control
4396 {
4397 m_lineFrom = 0;
4398 m_lineTo = (size_t)-1;
4399 }
4400 }
4401
4402 wxASSERT_MSG( IsEmpty() ||
4403 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4404 wxT("GetVisibleLinesRange() returns incorrect result") );
4405
4406 if ( from )
4407 *from = m_lineFrom;
4408 if ( to )
4409 *to = m_lineTo;
4410 }
4411
4412 size_t
4413 wxListMainWindow::PrefixFindItem(size_t idParent,
4414 const wxString& prefixOrig) const
4415 {
4416 // if no items then just return
4417 if ( idParent == (size_t)-1 )
4418 return idParent;
4419
4420 // match is case insensitive as this is more convenient to the user: having
4421 // to press Shift-letter to go to the item starting with a capital letter
4422 // would be too bothersome
4423 wxString prefix = prefixOrig.Lower();
4424
4425 // determine the starting point: we shouldn't take the current item (this
4426 // allows to switch between two items starting with the same letter just by
4427 // pressing it) but we shouldn't jump to the next one if the user is
4428 // continuing to type as otherwise he might easily skip the item he wanted
4429 size_t itemid = idParent;
4430 if ( prefix.length() == 1 )
4431 {
4432 itemid += 1;
4433 }
4434
4435 // look for the item starting with the given prefix after it
4436 while ( ( itemid < (size_t)GetItemCount() ) &&
4437 !GetLine(itemid)->GetText(0).Lower().StartsWith(prefix) )
4438 {
4439 itemid += 1;
4440 }
4441
4442 // if we haven't found anything...
4443 if ( !( itemid < (size_t)GetItemCount() ) )
4444 {
4445 // ... wrap to the beginning
4446 itemid = 0;
4447
4448 // and try all the items (stop when we get to the one we started from)
4449 while ( ( itemid < (size_t)GetItemCount() ) && itemid != idParent &&
4450 !GetLine(itemid)->GetText(0).Lower().StartsWith(prefix) )
4451 {
4452 itemid += 1;
4453 }
4454 // If we haven't found the item, id will be (size_t)-1, as per
4455 // documentation
4456 if ( !( itemid < (size_t)GetItemCount() ) ||
4457 ( ( itemid == idParent ) &&
4458 !GetLine(itemid)->GetText(0).Lower().StartsWith(prefix) ) )
4459 {
4460 itemid = (size_t)-1;
4461 }
4462 }
4463
4464 return itemid;
4465 }
4466
4467 // -------------------------------------------------------------------------------------
4468 // wxGenericListCtrl
4469 // -------------------------------------------------------------------------------------
4470
4471 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4472
4473 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxListCtrlBase)
4474 EVT_SIZE(wxGenericListCtrl::OnSize)
4475 EVT_SCROLLWIN(wxGenericListCtrl::OnScroll)
4476 END_EVENT_TABLE()
4477
4478 void wxGenericListCtrl::Init()
4479 {
4480 m_imageListNormal = NULL;
4481 m_imageListSmall = NULL;
4482 m_imageListState = NULL;
4483
4484 m_ownsImageListNormal =
4485 m_ownsImageListSmall =
4486 m_ownsImageListState = false;
4487
4488 m_mainWin = NULL;
4489 m_headerWin = NULL;
4490 }
4491
4492 wxGenericListCtrl::~wxGenericListCtrl()
4493 {
4494 if (m_ownsImageListNormal)
4495 delete m_imageListNormal;
4496 if (m_ownsImageListSmall)
4497 delete m_imageListSmall;
4498 if (m_ownsImageListState)
4499 delete m_imageListState;
4500 }
4501
4502 void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded()
4503 {
4504 bool needs_header = HasHeader();
4505 bool has_header = (m_headerWin != NULL);
4506
4507 if (needs_header == has_header)
4508 return;
4509
4510 if (needs_header)
4511 {
4512 m_headerWin = new wxListHeaderWindow
4513 (
4514 this, wxID_ANY, m_mainWin,
4515 wxPoint(0,0),
4516 wxSize
4517 (
4518 GetClientSize().x,
4519 wxRendererNative::Get().GetHeaderButtonHeight(this)
4520 ),
4521 wxTAB_TRAVERSAL
4522 );
4523
4524 #if defined( __WXMAC__ )
4525 static wxFont font( wxOSX_SYSTEM_FONT_SMALL );
4526 m_headerWin->SetFont( font );
4527 #endif
4528
4529 GetSizer()->Prepend( m_headerWin, 0, wxGROW );
4530 }
4531 else
4532 {
4533 GetSizer()->Detach( m_headerWin );
4534
4535 wxDELETE(m_headerWin);
4536 }
4537 }
4538
4539 bool wxGenericListCtrl::Create(wxWindow *parent,
4540 wxWindowID id,
4541 const wxPoint &pos,
4542 const wxSize &size,
4543 long style,
4544 const wxValidator &validator,
4545 const wxString &name)
4546 {
4547 Init();
4548
4549 // just like in other ports, an assert will fail if the user doesn't give any type style:
4550 wxASSERT_MSG( (style & wxLC_MASK_TYPE),
4551 wxT("wxListCtrl style should have exactly one mode bit set") );
4552
4553 if ( !wxListCtrlBase::Create( parent, id, pos, size,
4554 style | wxVSCROLL | wxHSCROLL,
4555 validator, name ) )
4556 return false;
4557
4558 m_mainWin = new wxListMainWindow(this, wxID_ANY, wxPoint(0, 0), size);
4559
4560 SetTargetWindow( m_mainWin );
4561
4562 // We use the cursor keys for moving the selection, not scrolling, so call
4563 // this method to ensure wxScrollHelperEvtHandler doesn't catch all
4564 // keyboard events forwarded to us from wxListMainWindow.
4565 DisableKeyboardScrolling();
4566
4567 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
4568 sizer->Add( m_mainWin, 1, wxGROW );
4569 SetSizer( sizer );
4570
4571 CreateOrDestroyHeaderWindowAsNeeded();
4572
4573 SetInitialSize(size);
4574
4575 return true;
4576 }
4577
4578 wxBorder wxGenericListCtrl::GetDefaultBorder() const
4579 {
4580 return wxBORDER_THEME;
4581 }
4582
4583 #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
4584 WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg,
4585 WXWPARAM wParam,
4586 WXLPARAM lParam)
4587 {
4588 WXLRESULT rc = wxListCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
4589
4590 // we need to process arrows ourselves for scrolling
4591 if ( nMsg == WM_GETDLGCODE )
4592 {
4593 rc |= DLGC_WANTARROWS;
4594 }
4595
4596 return rc;
4597 }
4598 #endif // __WXMSW__
4599
4600 wxSize wxGenericListCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
4601 {
4602 wxSize newsize = size;
4603 if (m_headerWin)
4604 newsize.y -= m_headerWin->GetSize().y;
4605
4606 return newsize;
4607 }
4608
4609 void wxGenericListCtrl::OnScroll(wxScrollWinEvent& event)
4610 {
4611 // update our idea of which lines are shown when we redraw
4612 // the window the next time
4613 m_mainWin->ResetVisibleLinesRange();
4614
4615 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4616 {
4617 m_headerWin->Refresh();
4618 m_headerWin->Update();
4619 }
4620
4621 // Let the window be scrolled as usual by the default handler.
4622 event.Skip();
4623 }
4624
4625 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4626 {
4627 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4628 wxT("wxLC_VIRTUAL can't be [un]set") );
4629
4630 long flag = GetWindowStyle();
4631
4632 if (add)
4633 {
4634 if (style & wxLC_MASK_TYPE)
4635 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4636 if (style & wxLC_MASK_ALIGN)
4637 flag &= ~wxLC_MASK_ALIGN;
4638 if (style & wxLC_MASK_SORT)
4639 flag &= ~wxLC_MASK_SORT;
4640 }
4641
4642 if (add)
4643 flag |= style;
4644 else
4645 flag &= ~style;
4646
4647 // some styles can be set without recreating everything (as happens in
4648 // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything())
4649 if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) )
4650 {
4651 Refresh();
4652 wxWindow::SetWindowStyleFlag(flag);
4653 }
4654 else
4655 {
4656 SetWindowStyleFlag( flag );
4657 }
4658 }
4659
4660 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4661 {
4662 // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never
4663 // makes sense to remove them as we'll always add scrollbars anyhow when
4664 // needed
4665 flag |= wxHSCROLL | wxVSCROLL;
4666
4667 const bool wasInReportView = HasFlag(wxLC_REPORT);
4668
4669 // update the window style first so that the header is created or destroyed
4670 // corresponding to the new style
4671 wxWindow::SetWindowStyleFlag( flag );
4672
4673 if (m_mainWin)
4674 {
4675 const bool inReportView = (flag & wxLC_REPORT) != 0;
4676 if ( inReportView != wasInReportView )
4677 {
4678 // we need to notify the main window about this change as it must
4679 // update its data structures
4680 m_mainWin->SetReportView(inReportView);
4681 }
4682
4683 // m_mainWin->DeleteEverything(); wxMSW doesn't do that
4684
4685 CreateOrDestroyHeaderWindowAsNeeded();
4686
4687 GetSizer()->Layout();
4688 }
4689 }
4690
4691 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4692 {
4693 m_mainWin->GetColumn( col, item );
4694 return true;
4695 }
4696
4697 bool wxGenericListCtrl::SetColumn( int col, const wxListItem& item )
4698 {
4699 m_mainWin->SetColumn( col, item );
4700 return true;
4701 }
4702
4703 int wxGenericListCtrl::GetColumnWidth( int col ) const
4704 {
4705 return m_mainWin->GetColumnWidth( col );
4706 }
4707
4708 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4709 {
4710 m_mainWin->SetColumnWidth( col, width );
4711 return true;
4712 }
4713
4714 int wxGenericListCtrl::GetCountPerPage() const
4715 {
4716 return m_mainWin->GetCountPerPage(); // different from Windows ?
4717 }
4718
4719 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4720 {
4721 m_mainWin->GetItem( info );
4722 return true;
4723 }
4724
4725 bool wxGenericListCtrl::SetItem( wxListItem &info )
4726 {
4727 m_mainWin->SetItem( info );
4728 return true;
4729 }
4730
4731 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4732 {
4733 wxListItem info;
4734 info.m_text = label;
4735 info.m_mask = wxLIST_MASK_TEXT;
4736 info.m_itemId = index;
4737 info.m_col = col;
4738 if ( imageId > -1 )
4739 {
4740 info.m_image = imageId;
4741 info.m_mask |= wxLIST_MASK_IMAGE;
4742 }
4743
4744 m_mainWin->SetItem(info);
4745 return true;
4746 }
4747
4748 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4749 {
4750 return m_mainWin->GetItemState( item, stateMask );
4751 }
4752
4753 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4754 {
4755 m_mainWin->SetItemState( item, state, stateMask );
4756 return true;
4757 }
4758
4759 bool
4760 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4761 {
4762 return SetItemColumnImage(item, 0, image);
4763 }
4764
4765 bool
4766 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
4767 {
4768 wxListItem info;
4769 info.m_image = image;
4770 info.m_mask = wxLIST_MASK_IMAGE;
4771 info.m_itemId = item;
4772 info.m_col = column;
4773 m_mainWin->SetItem( info );
4774 return true;
4775 }
4776
4777 wxString wxGenericListCtrl::GetItemText( long item, int col ) const
4778 {
4779 return m_mainWin->GetItemText(item, col);
4780 }
4781
4782 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4783 {
4784 m_mainWin->SetItemText(item, str);
4785 }
4786
4787 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
4788 {
4789 wxListItem info;
4790 info.m_mask = wxLIST_MASK_DATA;
4791 info.m_itemId = item;
4792 m_mainWin->GetItem( info );
4793 return info.m_data;
4794 }
4795
4796 bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data )
4797 {
4798 wxListItem info;
4799 info.m_mask = wxLIST_MASK_DATA;
4800 info.m_itemId = item;
4801 info.m_data = data;
4802 m_mainWin->SetItem( info );
4803 return true;
4804 }
4805
4806 wxRect wxGenericListCtrl::GetViewRect() const
4807 {
4808 return m_mainWin->GetViewRect();
4809 }
4810
4811 bool wxGenericListCtrl::GetItemRect(long item, wxRect& rect, int code) const
4812 {
4813 return GetSubItemRect(item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code);
4814 }
4815
4816 bool wxGenericListCtrl::GetSubItemRect(long item,
4817 long subItem,
4818 wxRect& rect,
4819 int WXUNUSED(code)) const
4820 {
4821 if ( !m_mainWin->GetSubItemRect( item, subItem, rect ) )
4822 return false;
4823
4824 if ( m_mainWin->HasHeader() )
4825 rect.y += m_headerWin->GetSize().y + 1;
4826
4827 return true;
4828 }
4829
4830 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4831 {
4832 m_mainWin->GetItemPosition( item, pos );
4833 return true;
4834 }
4835
4836 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4837 {
4838 return false;
4839 }
4840
4841 int wxGenericListCtrl::GetItemCount() const
4842 {
4843 return m_mainWin->GetItemCount();
4844 }
4845
4846 int wxGenericListCtrl::GetColumnCount() const
4847 {
4848 return m_mainWin->GetColumnCount();
4849 }
4850
4851 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4852 {
4853 m_mainWin->SetItemSpacing( spacing, isSmall );
4854 }
4855
4856 wxSize wxGenericListCtrl::GetItemSpacing() const
4857 {
4858 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
4859
4860 return wxSize(spacing, spacing);
4861 }
4862
4863 #if WXWIN_COMPATIBILITY_2_6
4864 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4865 {
4866 return m_mainWin->GetItemSpacing( isSmall );
4867 }
4868 #endif // WXWIN_COMPATIBILITY_2_6
4869
4870 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4871 {
4872 wxListItem info;
4873 info.m_itemId = item;
4874 info.SetTextColour( col );
4875 m_mainWin->SetItem( info );
4876 }
4877
4878 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4879 {
4880 wxListItem info;
4881 info.m_itemId = item;
4882 m_mainWin->GetItem( info );
4883 return info.GetTextColour();
4884 }
4885
4886 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4887 {
4888 wxListItem info;
4889 info.m_itemId = item;
4890 info.SetBackgroundColour( col );
4891 m_mainWin->SetItem( info );
4892 }
4893
4894 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4895 {
4896 wxListItem info;
4897 info.m_itemId = item;
4898 m_mainWin->GetItem( info );
4899 return info.GetBackgroundColour();
4900 }
4901
4902 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
4903 {
4904 wxListItem info;
4905 info.m_itemId = item;
4906 info.SetFont( f );
4907 m_mainWin->SetItem( info );
4908 }
4909
4910 wxFont wxGenericListCtrl::GetItemFont( long item ) const
4911 {
4912 wxListItem info;
4913 info.m_itemId = item;
4914 m_mainWin->GetItem( info );
4915 return info.GetFont();
4916 }
4917
4918 int wxGenericListCtrl::GetSelectedItemCount() const
4919 {
4920 return m_mainWin->GetSelectedItemCount();
4921 }
4922
4923 wxColour wxGenericListCtrl::GetTextColour() const
4924 {
4925 return GetForegroundColour();
4926 }
4927
4928 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4929 {
4930 SetForegroundColour(col);
4931 }
4932
4933 long wxGenericListCtrl::GetTopItem() const
4934 {
4935 size_t top;
4936 m_mainWin->GetVisibleLinesRange(&top, NULL);
4937 return (long)top;
4938 }
4939
4940 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
4941 {
4942 return m_mainWin->GetNextItem( item, geom, state );
4943 }
4944
4945 wxImageList *wxGenericListCtrl::GetImageList(int which) const
4946 {
4947 if (which == wxIMAGE_LIST_NORMAL)
4948 return m_imageListNormal;
4949 else if (which == wxIMAGE_LIST_SMALL)
4950 return m_imageListSmall;
4951 else if (which == wxIMAGE_LIST_STATE)
4952 return m_imageListState;
4953
4954 return NULL;
4955 }
4956
4957 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
4958 {
4959 if ( which == wxIMAGE_LIST_NORMAL )
4960 {
4961 if (m_ownsImageListNormal)
4962 delete m_imageListNormal;
4963 m_imageListNormal = imageList;
4964 m_ownsImageListNormal = false;
4965 }
4966 else if ( which == wxIMAGE_LIST_SMALL )
4967 {
4968 if (m_ownsImageListSmall)
4969 delete m_imageListSmall;
4970 m_imageListSmall = imageList;
4971 m_ownsImageListSmall = false;
4972 }
4973 else if ( which == wxIMAGE_LIST_STATE )
4974 {
4975 if (m_ownsImageListState)
4976 delete m_imageListState;
4977 m_imageListState = imageList;
4978 m_ownsImageListState = false;
4979 }
4980
4981 m_mainWin->SetImageList( imageList, which );
4982 }
4983
4984 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
4985 {
4986 SetImageList(imageList, which);
4987 if ( which == wxIMAGE_LIST_NORMAL )
4988 m_ownsImageListNormal = true;
4989 else if ( which == wxIMAGE_LIST_SMALL )
4990 m_ownsImageListSmall = true;
4991 else if ( which == wxIMAGE_LIST_STATE )
4992 m_ownsImageListState = true;
4993 }
4994
4995 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
4996 {
4997 return 0;
4998 }
4999
5000 bool wxGenericListCtrl::DeleteItem( long item )
5001 {
5002 m_mainWin->DeleteItem( item );
5003 return true;
5004 }
5005
5006 bool wxGenericListCtrl::DeleteAllItems()
5007 {
5008 m_mainWin->DeleteAllItems();
5009 return true;
5010 }
5011
5012 bool wxGenericListCtrl::DeleteAllColumns()
5013 {
5014 size_t count = m_mainWin->m_columns.GetCount();
5015 for ( size_t n = 0; n < count; n++ )
5016 DeleteColumn( 0 );
5017 return true;
5018 }
5019
5020 void wxGenericListCtrl::ClearAll()
5021 {
5022 m_mainWin->DeleteEverything();
5023 }
5024
5025 bool wxGenericListCtrl::DeleteColumn( int col )
5026 {
5027 m_mainWin->DeleteColumn( col );
5028
5029 // if we don't have the header any longer, we need to relayout the window
5030 // if ( !GetColumnCount() )
5031
5032
5033 // Ensure that the non-existent columns are really removed from display.
5034 Refresh();
5035
5036 return true;
5037 }
5038
5039 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
5040 wxClassInfo* textControlClass)
5041 {
5042 return m_mainWin->EditLabel( item, textControlClass );
5043 }
5044
5045 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
5046 {
5047 return m_mainWin->GetEditControl();
5048 }
5049
5050 bool wxGenericListCtrl::EnsureVisible( long item )
5051 {
5052 m_mainWin->EnsureVisible( item );
5053 return true;
5054 }
5055
5056 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
5057 {
5058 return m_mainWin->FindItem( start, str, partial );
5059 }
5060
5061 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
5062 {
5063 return m_mainWin->FindItem( start, data );
5064 }
5065
5066 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
5067 int WXUNUSED(direction))
5068 {
5069 return m_mainWin->FindItem( pt );
5070 }
5071
5072 // TODO: sub item hit testing
5073 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
5074 {
5075 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
5076 }
5077
5078 long wxGenericListCtrl::InsertItem( wxListItem& info )
5079 {
5080 m_mainWin->InsertItem( info );
5081 return info.m_itemId;
5082 }
5083
5084 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
5085 {
5086 wxListItem info;
5087 info.m_text = label;
5088 info.m_mask = wxLIST_MASK_TEXT;
5089 info.m_itemId = index;
5090 return InsertItem( info );
5091 }
5092
5093 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
5094 {
5095 wxListItem info;
5096 info.m_mask = wxLIST_MASK_IMAGE;
5097 info.m_image = imageIndex;
5098 info.m_itemId = index;
5099 return InsertItem( info );
5100 }
5101
5102 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
5103 {
5104 wxListItem info;
5105 info.m_text = label;
5106 info.m_image = imageIndex;
5107 info.m_mask = wxLIST_MASK_TEXT;
5108 if (imageIndex > -1)
5109 info.m_mask |= wxLIST_MASK_IMAGE;
5110 info.m_itemId = index;
5111 return InsertItem( info );
5112 }
5113
5114 long wxGenericListCtrl::DoInsertColumn( long col, const wxListItem &item )
5115 {
5116 wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") );
5117
5118 long idx = m_mainWin->InsertColumn( col, item );
5119
5120 // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but
5121 // still have m_headerWin==NULL
5122 if (m_headerWin)
5123 m_headerWin->Refresh();
5124
5125 return idx;
5126 }
5127
5128 bool wxGenericListCtrl::ScrollList( int dx, int dy )
5129 {
5130 return m_mainWin->ScrollList(dx, dy);
5131 }
5132
5133 // Sort items.
5134 // fn is a function which takes 3 long arguments: item1, item2, data.
5135 // item1 is the long data associated with a first item (NOT the index).
5136 // item2 is the long data associated with a second item (NOT the index).
5137 // data is the same value as passed to SortItems.
5138 // The return value is a negative number if the first item should precede the second
5139 // item, a positive number of the second item should precede the first,
5140 // or zero if the two items are equivalent.
5141 // data is arbitrary data to be passed to the sort function.
5142
5143 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, wxIntPtr data )
5144 {
5145 m_mainWin->SortItems( fn, data );
5146 return true;
5147 }
5148
5149 // ----------------------------------------------------------------------------
5150 // event handlers
5151 // ----------------------------------------------------------------------------
5152
5153 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
5154 {
5155 if (!m_mainWin) return;
5156
5157 // We need to override OnSize so that our scrolled
5158 // window a) does call Layout() to use sizers for
5159 // positioning the controls but b) does not query
5160 // the sizer for their size and use that for setting
5161 // the scrollable area as set that ourselves by
5162 // calling SetScrollbar() further down.
5163
5164 Layout();
5165
5166 m_mainWin->RecalculatePositions();
5167
5168 AdjustScrollbars();
5169 }
5170
5171 void wxGenericListCtrl::OnInternalIdle()
5172 {
5173 wxWindow::OnInternalIdle();
5174
5175 if (m_mainWin->m_dirty)
5176 m_mainWin->RecalculatePositions();
5177 }
5178
5179 // ----------------------------------------------------------------------------
5180 // font/colours
5181 // ----------------------------------------------------------------------------
5182
5183 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5184 {
5185 if (m_mainWin)
5186 {
5187 m_mainWin->SetBackgroundColour( colour );
5188 m_mainWin->m_dirty = true;
5189 }
5190
5191 return true;
5192 }
5193
5194 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5195 {
5196 if ( !wxWindow::SetForegroundColour( colour ) )
5197 return false;
5198
5199 if (m_mainWin)
5200 {
5201 m_mainWin->SetForegroundColour( colour );
5202 m_mainWin->m_dirty = true;
5203 }
5204
5205 if (m_headerWin)
5206 m_headerWin->SetForegroundColour( colour );
5207
5208 return true;
5209 }
5210
5211 bool wxGenericListCtrl::SetFont( const wxFont &font )
5212 {
5213 if ( !wxWindow::SetFont( font ) )
5214 return false;
5215
5216 if (m_mainWin)
5217 {
5218 m_mainWin->SetFont( font );
5219 m_mainWin->m_dirty = true;
5220 }
5221
5222 if (m_headerWin)
5223 {
5224 m_headerWin->SetFont( font );
5225 // CalculateAndSetHeaderHeight();
5226 }
5227
5228 Refresh();
5229
5230 return true;
5231 }
5232
5233 // static
5234 wxVisualAttributes
5235 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5236 {
5237 #if _USE_VISATTR
5238 // Use the same color scheme as wxListBox
5239 return wxListBox::GetClassDefaultAttributes(variant);
5240 #else
5241 wxUnusedVar(variant);
5242 wxVisualAttributes attr;
5243 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
5244 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5245 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5246 return attr;
5247 #endif
5248 }
5249
5250 // ----------------------------------------------------------------------------
5251 // methods forwarded to m_mainWin
5252 // ----------------------------------------------------------------------------
5253
5254 #if wxUSE_DRAG_AND_DROP
5255
5256 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5257 {
5258 m_mainWin->SetDropTarget( dropTarget );
5259 }
5260
5261 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5262 {
5263 return m_mainWin->GetDropTarget();
5264 }
5265
5266 #endif
5267
5268 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5269 {
5270 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5271 }
5272
5273 wxColour wxGenericListCtrl::GetBackgroundColour() const
5274 {
5275 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5276 }
5277
5278 wxColour wxGenericListCtrl::GetForegroundColour() const
5279 {
5280 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5281 }
5282
5283 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5284 {
5285 #if wxUSE_MENUS
5286 return m_mainWin->PopupMenu( menu, x, y );
5287 #else
5288 return false;
5289 #endif
5290 }
5291
5292 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5293 {
5294 // It's not clear whether this can be called before m_mainWin is created
5295 // but it seems better to be on the safe side and check.
5296 if ( m_mainWin )
5297 m_mainWin->DoClientToScreen(x, y);
5298 else
5299 wxListCtrlBase::DoClientToScreen(x, y);
5300 }
5301
5302 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5303 {
5304 // At least in wxGTK/Univ build this method can be called before m_mainWin
5305 // is created so avoid crashes in this case.
5306 if ( m_mainWin )
5307 m_mainWin->DoScreenToClient(x, y);
5308 else
5309 wxListCtrlBase::DoScreenToClient(x, y);
5310 }
5311
5312 wxSize wxGenericListCtrl::DoGetBestClientSize() const
5313 {
5314 // The base class version can compute the best size in report view only.
5315 wxSize sizeBest = wxListCtrlBase::DoGetBestClientSize();
5316
5317 if ( !InReportView() )
5318 {
5319 // Ensure that our minimal width is at least big enough to show all our
5320 // items. This is important for wxListbook to size itself correctly.
5321
5322 // Remember the offset of the first item: this corresponds to the
5323 // margins around the item so we will add it to the minimal size below
5324 // to ensure that we have equal margins on all sides.
5325 wxPoint ofs;
5326
5327 // We can iterate over all items as there shouldn't be too many of them
5328 // in non-report view. If it ever becomes a problem, we could examine
5329 // just the first few items probably, the determination of the best
5330 // size is less important if we will need scrollbars anyhow.
5331 for ( int n = 0; n < GetItemCount(); n++ )
5332 {
5333 const wxRect itemRect = m_mainWin->GetLineRect(n);
5334 if ( !n )
5335 {
5336 // Remember the position of the first item as all the rest are
5337 // offset by at least this number of pixels too.
5338 ofs = itemRect.GetPosition();
5339 }
5340
5341 sizeBest.IncTo(itemRect.GetSize());
5342 }
5343
5344 sizeBest.IncBy(2*ofs);
5345
5346
5347 // If we have the scrollbars we need to account for them too. And to
5348 // make sure the scrollbars status is up to date we need to call this
5349 // function to set them.
5350 m_mainWin->RecalculatePositions(true /* no refresh */);
5351
5352 // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
5353 // to use m_mainWin client/virtual size for determination of whether we
5354 // use scrollbars and not the size of this window itself. Maybe that
5355 // function should be extended to work correctly in the case when our
5356 // scrollbars manage a different window from this one but currently it
5357 // doesn't work.
5358 const wxSize sizeClient = m_mainWin->GetClientSize();
5359 const wxSize sizeVirt = m_mainWin->GetVirtualSize();
5360
5361 if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
5362 sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
5363
5364 if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
5365 sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
5366 }
5367
5368 return sizeBest;
5369 }
5370
5371 // ----------------------------------------------------------------------------
5372 // virtual list control support
5373 // ----------------------------------------------------------------------------
5374
5375 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5376 {
5377 // this is a pure virtual function, in fact - which is not really pure
5378 // because the controls which are not virtual don't need to implement it
5379 wxFAIL_MSG( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5380
5381 return wxEmptyString;
5382 }
5383
5384 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5385 {
5386 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5387 -1,
5388 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5389 return -1;
5390 }
5391
5392 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5393 {
5394 if (!column)
5395 return OnGetItemImage(item);
5396
5397 return -1;
5398 }
5399
5400 wxListItemAttr *
5401 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5402 {
5403 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5404 wxT("invalid item index in OnGetItemAttr()") );
5405
5406 // no attributes by default
5407 return NULL;
5408 }
5409
5410 void wxGenericListCtrl::SetItemCount(long count)
5411 {
5412 wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
5413
5414 m_mainWin->SetItemCount(count);
5415 }
5416
5417 void wxGenericListCtrl::RefreshItem(long item)
5418 {
5419 m_mainWin->RefreshLine(item);
5420 }
5421
5422 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5423 {
5424 m_mainWin->RefreshLines(itemFrom, itemTo);
5425 }
5426
5427 void wxGenericListCtrl::EnableBellOnNoMatch( bool on )
5428 {
5429 m_mainWin->EnableBellOnNoMatch(on);
5430 }
5431
5432 // Generic wxListCtrl is more or less a container for two other
5433 // windows which drawings are done upon. These are namely
5434 // 'm_headerWin' and 'm_mainWin'.
5435 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5436 // behaviour wxListCtrl has under wxMSW.
5437 //
5438 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5439 {
5440 if (!rect)
5441 {
5442 // The easy case, no rectangle specified.
5443 if (m_headerWin)
5444 m_headerWin->Refresh(eraseBackground);
5445
5446 if (m_mainWin)
5447 m_mainWin->Refresh(eraseBackground);
5448 }
5449 else
5450 {
5451 // Refresh the header window
5452 if (m_headerWin)
5453 {
5454 wxRect rectHeader = m_headerWin->GetRect();
5455 rectHeader.Intersect(*rect);
5456 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5457 {
5458 int x, y;
5459 m_headerWin->GetPosition(&x, &y);
5460 rectHeader.Offset(-x, -y);
5461 m_headerWin->Refresh(eraseBackground, &rectHeader);
5462 }
5463 }
5464
5465 // Refresh the main window
5466 if (m_mainWin)
5467 {
5468 wxRect rectMain = m_mainWin->GetRect();
5469 rectMain.Intersect(*rect);
5470 if (rectMain.GetWidth() && rectMain.GetHeight())
5471 {
5472 int x, y;
5473 m_mainWin->GetPosition(&x, &y);
5474 rectMain.Offset(-x, -y);
5475 m_mainWin->Refresh(eraseBackground, &rectMain);
5476 }
5477 }
5478 }
5479 }
5480
5481 void wxGenericListCtrl::Update()
5482 {
5483 if ( m_mainWin )
5484 {
5485 if ( m_mainWin->m_dirty )
5486 m_mainWin->RecalculatePositions();
5487
5488 m_mainWin->Update();
5489 }
5490
5491 if ( m_headerWin )
5492 m_headerWin->Update();
5493 }
5494
5495 #endif // wxUSE_LISTCTRL