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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 #if (!defined(__WXMSW__) || defined(__WXUNIVERSAL__)) && !defined(__WXMAC__)
29 // if we have a native version, its implementation file does all this
30 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
31 IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
32 IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
33
34 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxGenericListCtrl)
35 #endif
36
37 #ifndef WX_PRECOMP
38 #include "wx/scrolwin.h"
39 #include "wx/timer.h"
40 #include "wx/settings.h"
41 #include "wx/dynarray.h"
42 #include "wx/dcclient.h"
43 #include "wx/dcscreen.h"
44 #include "wx/math.h"
45 #endif
46
47 #include "wx/imaglist.h"
48 #include "wx/selstore.h"
49 #include "wx/renderer.h"
50
51 #ifdef __WXMAC__
52 #include "wx/mac/private.h"
53 #endif
54
55
56 // NOTE: If using the wxListBox visual attributes works everywhere then this can
57 // be removed, as well as the #else case below.
58 #define _USE_VISATTR 0
59
60
61 // ----------------------------------------------------------------------------
62 // constants
63 // ----------------------------------------------------------------------------
64
65 // // the height of the header window (FIXME: should depend on its font!)
66 // static const int HEADER_HEIGHT = 23;
67
68 static const int SCROLL_UNIT_X = 15;
69
70 // the spacing between the lines (in report mode)
71 static const int LINE_SPACING = 0;
72
73 // extra margins around the text label
74 #ifdef __WXGTK__
75 static const int EXTRA_WIDTH = 6;
76 #else
77 static const int EXTRA_WIDTH = 4;
78 #endif
79 static const int EXTRA_HEIGHT = 4;
80
81 // margin between the window and the items
82 static const int EXTRA_BORDER_X = 2;
83 static const int EXTRA_BORDER_Y = 2;
84
85 // offset for the header window
86 static const int HEADER_OFFSET_X = 1;
87 static const int HEADER_OFFSET_Y = 1;
88
89 // margin between rows of icons in [small] icon view
90 static const int MARGIN_BETWEEN_ROWS = 6;
91
92 // when autosizing the columns, add some slack
93 static const int AUTOSIZE_COL_MARGIN = 10;
94
95 // default width for the header columns
96 static const int WIDTH_COL_DEFAULT = 80;
97
98 // the space between the image and the text in the report mode
99 static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
100
101 // ============================================================================
102 // private classes
103 // ============================================================================
104
105 //-----------------------------------------------------------------------------
106 // wxColWidthInfo (internal)
107 //-----------------------------------------------------------------------------
108
109 struct wxColWidthInfo
110 {
111 int nMaxWidth;
112 bool bNeedsUpdate; // only set to true when an item whose
113 // width == nMaxWidth is removed
114
115 wxColWidthInfo(int w = 0, bool needsUpdate = false)
116 {
117 nMaxWidth = w;
118 bNeedsUpdate = needsUpdate;
119 }
120 };
121
122 WX_DEFINE_ARRAY_PTR(wxColWidthInfo *, ColWidthArray);
123
124 //-----------------------------------------------------------------------------
125 // wxListItemData (internal)
126 //-----------------------------------------------------------------------------
127
128 class wxListItemData
129 {
130 public:
131 wxListItemData(wxListMainWindow *owner);
132 ~wxListItemData();
133
134 void SetItem( const wxListItem &info );
135 void SetImage( int image ) { m_image = image; }
136 void SetData( wxUIntPtr data ) { m_data = data; }
137 void SetPosition( int x, int y );
138 void SetSize( int width, int height );
139
140 bool HasText() const { return !m_text.empty(); }
141 const wxString& GetText() const { return m_text; }
142 void SetText(const wxString& text) { m_text = text; }
143
144 // we can't use empty string for measuring the string width/height, so
145 // always return something
146 wxString GetTextForMeasuring() const
147 {
148 wxString s = GetText();
149 if ( s.empty() )
150 s = _T('H');
151
152 return s;
153 }
154
155 bool IsHit( int x, int y ) const;
156
157 int GetX() const;
158 int GetY() const;
159 int GetWidth() const;
160 int GetHeight() const;
161
162 int GetImage() const { return m_image; }
163 bool HasImage() const { return GetImage() != -1; }
164
165 void GetItem( wxListItem &info ) const;
166
167 void SetAttr(wxListItemAttr *attr) { m_attr = attr; }
168 wxListItemAttr *GetAttr() const { return m_attr; }
169
170 public:
171 // the item image or -1
172 int m_image;
173
174 // user data associated with the item
175 wxUIntPtr m_data;
176
177 // the item coordinates are not used in report mode; instead this pointer is
178 // NULL and the owner window is used to retrieve the item position and size
179 wxRect *m_rect;
180
181 // the list ctrl we are in
182 wxListMainWindow *m_owner;
183
184 // custom attributes or NULL
185 wxListItemAttr *m_attr;
186
187 protected:
188 // common part of all ctors
189 void Init();
190
191 wxString m_text;
192 };
193
194 //-----------------------------------------------------------------------------
195 // wxListHeaderData (internal)
196 //-----------------------------------------------------------------------------
197
198 class wxListHeaderData : public wxObject
199 {
200 public:
201 wxListHeaderData();
202 wxListHeaderData( const wxListItem &info );
203 void SetItem( const wxListItem &item );
204 void SetPosition( int x, int y );
205 void SetWidth( int w );
206 void SetState( int state );
207 void SetFormat( int format );
208 void SetHeight( int h );
209 bool HasImage() const;
210
211 bool HasText() const { return !m_text.empty(); }
212 const wxString& GetText() const { return m_text; }
213 void SetText(const wxString& text) { m_text = text; }
214
215 void GetItem( wxListItem &item );
216
217 bool IsHit( int x, int y ) const;
218 int GetImage() const;
219 int GetWidth() const;
220 int GetFormat() const;
221 int GetState() const;
222
223 protected:
224 long m_mask;
225 int m_image;
226 wxString m_text;
227 int m_format;
228 int m_width;
229 int m_xpos,
230 m_ypos;
231 int m_height;
232 int m_state;
233
234 private:
235 void Init();
236 };
237
238 //-----------------------------------------------------------------------------
239 // wxListLineData (internal)
240 //-----------------------------------------------------------------------------
241
242 WX_DECLARE_EXPORTED_LIST(wxListItemData, wxListItemDataList);
243 #include "wx/listimpl.cpp"
244 WX_DEFINE_LIST(wxListItemDataList)
245
246 class wxListLineData
247 {
248 public:
249 // the list of subitems: only may have more than one item in report mode
250 wxListItemDataList m_items;
251
252 // this is not used in report view
253 struct GeometryInfo
254 {
255 // total item rect
256 wxRect m_rectAll;
257
258 // label only
259 wxRect m_rectLabel;
260
261 // icon only
262 wxRect m_rectIcon;
263
264 // the part to be highlighted
265 wxRect m_rectHighlight;
266
267 // extend all our rects to be centered inside the one of given width
268 void ExtendWidth(wxCoord w)
269 {
270 wxASSERT_MSG( m_rectAll.width <= w,
271 _T("width can only be increased") );
272
273 m_rectAll.width = w;
274 m_rectLabel.x = m_rectAll.x + (w - m_rectLabel.width) / 2;
275 m_rectIcon.x = m_rectAll.x + (w - m_rectIcon.width) / 2;
276 m_rectHighlight.x = m_rectAll.x + (w - m_rectHighlight.width) / 2;
277 }
278 }
279 *m_gi;
280
281 // is this item selected? [NB: not used in virtual mode]
282 bool m_highlighted;
283
284 // back pointer to the list ctrl
285 wxListMainWindow *m_owner;
286
287 public:
288 wxListLineData(wxListMainWindow *owner);
289
290 ~wxListLineData()
291 {
292 WX_CLEAR_LIST(wxListItemDataList, m_items);
293 delete m_gi;
294 }
295
296 // are we in report mode?
297 inline bool InReportView() const;
298
299 // are we in virtual report mode?
300 inline bool IsVirtual() const;
301
302 // these 2 methods shouldn't be called for report view controls, in that
303 // case we determine our position/size ourselves
304
305 // calculate the size of the line
306 void CalculateSize( wxDC *dc, int spacing );
307
308 // remember the position this line appears at
309 void SetPosition( int x, int y, int spacing );
310
311 // wxListCtrl API
312
313 void SetImage( int image ) { SetImage(0, image); }
314 int GetImage() const { return GetImage(0); }
315 void SetImage( int index, int image );
316 int GetImage( int index ) const;
317
318 bool HasImage() const { return GetImage() != -1; }
319 bool HasText() const { return !GetText(0).empty(); }
320
321 void SetItem( int index, const wxListItem &info );
322 void GetItem( int index, wxListItem &info );
323
324 wxString GetText(int index) const;
325 void SetText( int index, const wxString& s );
326
327 wxListItemAttr *GetAttr() const;
328 void SetAttr(wxListItemAttr *attr);
329
330 // return true if the highlighting really changed
331 bool Highlight( bool on );
332
333 void ReverseHighlight();
334
335 bool IsHighlighted() const
336 {
337 wxASSERT_MSG( !IsVirtual(), _T("unexpected call to IsHighlighted") );
338
339 return m_highlighted;
340 }
341
342 // draw the line on the given DC in icon/list mode
343 void Draw( wxDC *dc );
344
345 // the same in report mode
346 void DrawInReportMode( wxDC *dc,
347 const wxRect& rect,
348 const wxRect& rectHL,
349 bool highlighted );
350
351 private:
352 // set the line to contain num items (only can be > 1 in report mode)
353 void InitItems( int num );
354
355 // get the mode (i.e. style) of the list control
356 inline int GetMode() const;
357
358 // prepare the DC for drawing with these item's attributes, return true if
359 // we need to draw the items background to highlight it, false otherwise
360 bool SetAttributes(wxDC *dc,
361 const wxListItemAttr *attr,
362 bool highlight);
363
364 // draw the text on the DC with the correct justification; also add an
365 // ellipsis if the text is too large to fit in the current width
366 void DrawTextFormatted(wxDC *dc,
367 const wxString &text,
368 int col,
369 int x,
370 int yMid, // this is middle, not top, of the text
371 int width);
372 };
373
374 WX_DECLARE_EXPORTED_OBJARRAY(wxListLineData, wxListLineDataArray);
375 #include "wx/arrimpl.cpp"
376 WX_DEFINE_OBJARRAY(wxListLineDataArray)
377
378 //-----------------------------------------------------------------------------
379 // wxListHeaderWindow (internal)
380 //-----------------------------------------------------------------------------
381
382 class wxListHeaderWindow : public wxWindow
383 {
384 protected:
385 wxListMainWindow *m_owner;
386 const wxCursor *m_currentCursor;
387 wxCursor *m_resizeCursor;
388 bool m_isDragging;
389
390 // column being resized or -1
391 int m_column;
392
393 // divider line position in logical (unscrolled) coords
394 int m_currentX;
395
396 // minimal position beyond which the divider line
397 // can't be dragged in logical coords
398 int m_minX;
399
400 public:
401 wxListHeaderWindow();
402
403 wxListHeaderWindow( wxWindow *win,
404 wxWindowID id,
405 wxListMainWindow *owner,
406 const wxPoint &pos = wxDefaultPosition,
407 const wxSize &size = wxDefaultSize,
408 long style = 0,
409 const wxString &name = wxT("wxlistctrlcolumntitles") );
410
411 virtual ~wxListHeaderWindow();
412
413 void DrawCurrent();
414 void AdjustDC( wxDC& dc );
415
416 void OnPaint( wxPaintEvent &event );
417 void OnMouse( wxMouseEvent &event );
418 void OnSetFocus( wxFocusEvent &event );
419
420 // needs refresh
421 bool m_dirty;
422
423 private:
424 // common part of all ctors
425 void Init();
426
427 // generate and process the list event of the given type, return true if
428 // it wasn't vetoed, i.e. if we should proceed
429 bool SendListEvent(wxEventType type, const wxPoint& pos);
430
431 DECLARE_DYNAMIC_CLASS(wxListHeaderWindow)
432 DECLARE_EVENT_TABLE()
433 };
434
435 //-----------------------------------------------------------------------------
436 // wxListRenameTimer (internal)
437 //-----------------------------------------------------------------------------
438
439 class wxListRenameTimer: public wxTimer
440 {
441 private:
442 wxListMainWindow *m_owner;
443
444 public:
445 wxListRenameTimer( wxListMainWindow *owner );
446 void Notify();
447 };
448
449 //-----------------------------------------------------------------------------
450 // wxListTextCtrlWrapper: wraps a wxTextCtrl to make it work for inline editing
451 //-----------------------------------------------------------------------------
452
453 class wxListTextCtrlWrapper : public wxEvtHandler
454 {
455 public:
456 // NB: text must be a valid object but not Create()d yet
457 wxListTextCtrlWrapper(wxListMainWindow *owner,
458 wxTextCtrl *text,
459 size_t itemEdit);
460
461 wxTextCtrl *GetText() const { return m_text; }
462
463 void AcceptChangesAndFinish();
464
465 protected:
466 void OnChar( wxKeyEvent &event );
467 void OnKeyUp( wxKeyEvent &event );
468 void OnKillFocus( wxFocusEvent &event );
469
470 bool AcceptChanges();
471 void Finish();
472
473 private:
474 wxListMainWindow *m_owner;
475 wxTextCtrl *m_text;
476 wxString m_startValue;
477 size_t m_itemEdited;
478 bool m_finished;
479 bool m_aboutToFinish;
480
481 DECLARE_EVENT_TABLE()
482 };
483
484 //-----------------------------------------------------------------------------
485 // wxListMainWindow (internal)
486 //-----------------------------------------------------------------------------
487
488 WX_DECLARE_EXPORTED_LIST(wxListHeaderData, wxListHeaderDataList);
489 #include "wx/listimpl.cpp"
490 WX_DEFINE_LIST(wxListHeaderDataList)
491
492 class wxListMainWindow : public wxScrolledWindow
493 {
494 public:
495 wxListMainWindow();
496 wxListMainWindow( wxWindow *parent,
497 wxWindowID id,
498 const wxPoint& pos = wxDefaultPosition,
499 const wxSize& size = wxDefaultSize,
500 long style = 0,
501 const wxString &name = _T("listctrlmainwindow") );
502
503 virtual ~wxListMainWindow();
504
505 bool HasFlag(int flag) const { return m_parent->HasFlag(flag); }
506
507 // return true if this is a virtual list control
508 bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); }
509
510 // return true if the control is in report mode
511 bool InReportView() const { return HasFlag(wxLC_REPORT); }
512
513 // return true if we are in single selection mode, false if multi sel
514 bool IsSingleSel() const { return HasFlag(wxLC_SINGLE_SEL); }
515
516 // do we have a header window?
517 bool HasHeader() const
518 { return InReportView() && !HasFlag(wxLC_NO_HEADER); }
519
520 void HighlightAll( bool on );
521
522 // all these functions only do something if the line is currently visible
523
524 // change the line "selected" state, return true if it really changed
525 bool HighlightLine( size_t line, bool highlight = true);
526
527 // as HighlightLine() but do it for the range of lines: this is incredibly
528 // more efficient for virtual list controls!
529 //
530 // NB: unlike HighlightLine() this one does refresh the lines on screen
531 void HighlightLines( size_t lineFrom, size_t lineTo, bool on = true );
532
533 // toggle the line state and refresh it
534 void ReverseHighlight( size_t line )
535 { HighlightLine(line, !IsHighlighted(line)); RefreshLine(line); }
536
537 // return true if the line is highlighted
538 bool IsHighlighted(size_t line) const;
539
540 // refresh one or several lines at once
541 void RefreshLine( size_t line );
542 void RefreshLines( size_t lineFrom, size_t lineTo );
543
544 // refresh all selected items
545 void RefreshSelected();
546
547 // refresh all lines below the given one: the difference with
548 // RefreshLines() is that the index here might not be a valid one (happens
549 // when the last line is deleted)
550 void RefreshAfter( size_t lineFrom );
551
552 // the methods which are forwarded to wxListLineData itself in list/icon
553 // modes but are here because the lines don't store their positions in the
554 // report mode
555
556 // get the bound rect for the entire line
557 wxRect GetLineRect(size_t line) const;
558
559 // get the bound rect of the label
560 wxRect GetLineLabelRect(size_t line) const;
561
562 // get the bound rect of the items icon (only may be called if we do have
563 // an icon!)
564 wxRect GetLineIconRect(size_t line) const;
565
566 // get the rect to be highlighted when the item has focus
567 wxRect GetLineHighlightRect(size_t line) const;
568
569 // get the size of the total line rect
570 wxSize GetLineSize(size_t line) const
571 { return GetLineRect(line).GetSize(); }
572
573 // return the hit code for the corresponding position (in this line)
574 long HitTestLine(size_t line, int x, int y) const;
575
576 // bring the selected item into view, scrolling to it if necessary
577 void MoveToItem(size_t item);
578
579 // bring the current item into view
580 void MoveToFocus() { MoveToItem(m_current); }
581
582 // start editing the label of the given item
583 wxTextCtrl *EditLabel(long item,
584 wxClassInfo* textControlClass = CLASSINFO(wxTextCtrl));
585 wxTextCtrl *GetEditControl() const
586 {
587 return m_textctrlWrapper ? m_textctrlWrapper->GetText() : NULL;
588 }
589
590 void FinishEditing(wxTextCtrl *text)
591 {
592 delete text;
593 m_textctrlWrapper = NULL;
594 SetFocusIgnoringChildren();
595 }
596
597 // suspend/resume redrawing the control
598 void Freeze();
599 void Thaw();
600
601 void OnRenameTimer();
602 bool OnRenameAccept(size_t itemEdit, const wxString& value);
603 void OnRenameCancelled(size_t itemEdit);
604
605 void OnMouse( wxMouseEvent &event );
606
607 // called to switch the selection from the current item to newCurrent,
608 void OnArrowChar( size_t newCurrent, const wxKeyEvent& event );
609
610 void OnChar( wxKeyEvent &event );
611 void OnKeyDown( wxKeyEvent &event );
612 void OnKeyUp( wxKeyEvent &event );
613 void OnSetFocus( wxFocusEvent &event );
614 void OnKillFocus( wxFocusEvent &event );
615 void OnScroll( wxScrollWinEvent& event );
616
617 void OnPaint( wxPaintEvent &event );
618
619 void DrawImage( int index, wxDC *dc, int x, int y );
620 void GetImageSize( int index, int &width, int &height ) const;
621 int GetTextLength( const wxString &s ) const;
622
623 void SetImageList( wxImageList *imageList, int which );
624 void SetItemSpacing( int spacing, bool isSmall = false );
625 int GetItemSpacing( bool isSmall = false );
626
627 void SetColumn( int col, wxListItem &item );
628 void SetColumnWidth( int col, int width );
629 void GetColumn( int col, wxListItem &item ) const;
630 int GetColumnWidth( int col ) const;
631 int GetColumnCount() const { return m_columns.GetCount(); }
632
633 // returns the sum of the heights of all columns
634 int GetHeaderWidth() const;
635
636 int GetCountPerPage() const;
637
638 void SetItem( wxListItem &item );
639 void GetItem( wxListItem &item ) const;
640 void SetItemState( long item, long state, long stateMask );
641 void SetItemStateAll( long state, long stateMask );
642 int GetItemState( long item, long stateMask ) const;
643 void GetItemRect( long index, wxRect &rect ) const;
644 wxRect GetViewRect() const;
645 bool GetItemPosition( long item, wxPoint& pos ) const;
646 int GetSelectedItemCount() const;
647
648 wxString GetItemText(long item) const
649 {
650 wxListItem info;
651 info.m_mask = wxLIST_MASK_TEXT;
652 info.m_itemId = item;
653 GetItem( info );
654 return info.m_text;
655 }
656
657 void SetItemText(long item, const wxString& value)
658 {
659 wxListItem info;
660 info.m_mask = wxLIST_MASK_TEXT;
661 info.m_itemId = item;
662 info.m_text = value;
663 SetItem( info );
664 }
665
666 // set the scrollbars and update the positions of the items
667 void RecalculatePositions(bool noRefresh = false);
668
669 // refresh the window and the header
670 void RefreshAll();
671
672 long GetNextItem( long item, int geometry, int state ) const;
673 void DeleteItem( long index );
674 void DeleteAllItems();
675 void DeleteColumn( int col );
676 void DeleteEverything();
677 void EnsureVisible( long index );
678 long FindItem( long start, const wxString& str, bool partial = false );
679 long FindItem( long start, wxUIntPtr data);
680 long FindItem( const wxPoint& pt );
681 long HitTest( int x, int y, int &flags ) const;
682 void InsertItem( wxListItem &item );
683 void InsertColumn( long col, wxListItem &item );
684 int GetItemWidthWithImage(wxListItem * item);
685 void SortItems( wxListCtrlCompare fn, long data );
686
687 size_t GetItemCount() const;
688 bool IsEmpty() const { return GetItemCount() == 0; }
689 void SetItemCount(long count);
690
691 // change the current (== focused) item, send a notification event
692 void ChangeCurrent(size_t current);
693 void ResetCurrent() { ChangeCurrent((size_t)-1); }
694 bool HasCurrent() const { return m_current != (size_t)-1; }
695
696 // send out a wxListEvent
697 void SendNotify( size_t line,
698 wxEventType command,
699 const wxPoint& point = wxDefaultPosition );
700
701 // override base class virtual to reset m_lineHeight when the font changes
702 virtual bool SetFont(const wxFont& font)
703 {
704 if ( !wxScrolledWindow::SetFont(font) )
705 return false;
706
707 m_lineHeight = 0;
708
709 return true;
710 }
711
712 // these are for wxListLineData usage only
713
714 // get the backpointer to the list ctrl
715 wxGenericListCtrl *GetListCtrl() const
716 {
717 return wxStaticCast(GetParent(), wxGenericListCtrl);
718 }
719
720 // get the height of all lines (assuming they all do have the same height)
721 wxCoord GetLineHeight() const;
722
723 // get the y position of the given line (only for report view)
724 wxCoord GetLineY(size_t line) const;
725
726 // get the brush to use for the item highlighting
727 wxBrush *GetHighlightBrush() const
728 {
729 return m_hasFocus ? m_highlightBrush : m_highlightUnfocusedBrush;
730 }
731
732 bool HasFocus() const
733 {
734 return m_hasFocus;
735 }
736
737 //protected:
738 // the array of all line objects for a non virtual list control (for the
739 // virtual list control we only ever use m_lines[0])
740 wxListLineDataArray m_lines;
741
742 // the list of column objects
743 wxListHeaderDataList m_columns;
744
745 // currently focused item or -1
746 size_t m_current;
747
748 // the number of lines per page
749 int m_linesPerPage;
750
751 // this flag is set when something which should result in the window
752 // redrawing happens (i.e. an item was added or deleted, or its appearance
753 // changed) and OnPaint() doesn't redraw the window while it is set which
754 // allows to minimize the number of repaintings when a lot of items are
755 // being added. The real repainting occurs only after the next OnIdle()
756 // call
757 bool m_dirty;
758
759 wxColour *m_highlightColour;
760 wxImageList *m_small_image_list;
761 wxImageList *m_normal_image_list;
762 int m_small_spacing;
763 int m_normal_spacing;
764 bool m_hasFocus;
765
766 bool m_lastOnSame;
767 wxTimer *m_renameTimer;
768 bool m_isCreated;
769 int m_dragCount;
770 wxPoint m_dragStart;
771 ColWidthArray m_aColWidths;
772
773 // for double click logic
774 size_t m_lineLastClicked,
775 m_lineBeforeLastClicked,
776 m_lineSelectSingleOnUp;
777
778 protected:
779 wxWindow *GetMainWindowOfCompositeControl() { return GetParent(); }
780
781 // the total count of items in a virtual list control
782 size_t m_countVirt;
783
784 // the object maintaining the items selection state, only used in virtual
785 // controls
786 wxSelectionStore m_selStore;
787
788 // common part of all ctors
789 void Init();
790
791 // get the line data for the given index
792 wxListLineData *GetLine(size_t n) const
793 {
794 wxASSERT_MSG( n != (size_t)-1, _T("invalid line index") );
795
796 if ( IsVirtual() )
797 {
798 wxConstCast(this, wxListMainWindow)->CacheLineData(n);
799 n = 0;
800 }
801
802 return &m_lines[n];
803 }
804
805 // get a dummy line which can be used for geometry calculations and such:
806 // you must use GetLine() if you want to really draw the line
807 wxListLineData *GetDummyLine() const;
808
809 // cache the line data of the n-th line in m_lines[0]
810 void CacheLineData(size_t line);
811
812 // get the range of visible lines
813 void GetVisibleLinesRange(size_t *from, size_t *to);
814
815 // force us to recalculate the range of visible lines
816 void ResetVisibleLinesRange() { m_lineFrom = (size_t)-1; }
817
818 // get the colour to be used for drawing the rules
819 wxColour GetRuleColour() const
820 {
821 return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
822 }
823
824 private:
825 // initialize the current item if needed
826 void UpdateCurrent();
827
828 // delete all items but don't refresh: called from dtor
829 void DoDeleteAllItems();
830
831 // the height of one line using the current font
832 wxCoord m_lineHeight;
833
834 // the total header width or 0 if not calculated yet
835 wxCoord m_headerWidth;
836
837 // the first and last lines being shown on screen right now (inclusive),
838 // both may be -1 if they must be calculated so never access them directly:
839 // use GetVisibleLinesRange() above instead
840 size_t m_lineFrom,
841 m_lineTo;
842
843 // the brushes to use for item highlighting when we do/don't have focus
844 wxBrush *m_highlightBrush,
845 *m_highlightUnfocusedBrush;
846
847 // if this is > 0, the control is frozen and doesn't redraw itself
848 size_t m_freezeCount;
849
850 // wrapper around the text control currently used for in place editing or
851 // NULL if no item is being edited
852 wxListTextCtrlWrapper *m_textctrlWrapper;
853
854
855 DECLARE_DYNAMIC_CLASS(wxListMainWindow)
856 DECLARE_EVENT_TABLE()
857
858 friend class wxGenericListCtrl;
859 };
860
861
862 wxListItemData::~wxListItemData()
863 {
864 // in the virtual list control the attributes are managed by the main
865 // program, so don't delete them
866 if ( !m_owner->IsVirtual() )
867 delete m_attr;
868
869 delete m_rect;
870 }
871
872 void wxListItemData::Init()
873 {
874 m_image = -1;
875 m_data = 0;
876
877 m_attr = NULL;
878 }
879
880 wxListItemData::wxListItemData(wxListMainWindow *owner)
881 {
882 Init();
883
884 m_owner = owner;
885
886 if ( owner->InReportView() )
887 m_rect = NULL;
888 else
889 m_rect = new wxRect;
890 }
891
892 void wxListItemData::SetItem( const wxListItem &info )
893 {
894 if ( info.m_mask & wxLIST_MASK_TEXT )
895 SetText(info.m_text);
896 if ( info.m_mask & wxLIST_MASK_IMAGE )
897 m_image = info.m_image;
898 if ( info.m_mask & wxLIST_MASK_DATA )
899 m_data = info.m_data;
900
901 if ( info.HasAttributes() )
902 {
903 if ( m_attr )
904 m_attr->AssignFrom(*info.GetAttributes());
905 else
906 m_attr = new wxListItemAttr(*info.GetAttributes());
907 }
908
909 if ( m_rect )
910 {
911 m_rect->x =
912 m_rect->y =
913 m_rect->height = 0;
914 m_rect->width = info.m_width;
915 }
916 }
917
918 void wxListItemData::SetPosition( int x, int y )
919 {
920 wxCHECK_RET( m_rect, _T("unexpected SetPosition() call") );
921
922 m_rect->x = x;
923 m_rect->y = y;
924 }
925
926 void wxListItemData::SetSize( int width, int height )
927 {
928 wxCHECK_RET( m_rect, _T("unexpected SetSize() call") );
929
930 if ( width != -1 )
931 m_rect->width = width;
932 if ( height != -1 )
933 m_rect->height = height;
934 }
935
936 bool wxListItemData::IsHit( int x, int y ) const
937 {
938 wxCHECK_MSG( m_rect, false, _T("can't be called in this mode") );
939
940 return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Contains(x, y);
941 }
942
943 int wxListItemData::GetX() const
944 {
945 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
946
947 return m_rect->x;
948 }
949
950 int wxListItemData::GetY() const
951 {
952 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
953
954 return m_rect->y;
955 }
956
957 int wxListItemData::GetWidth() const
958 {
959 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
960
961 return m_rect->width;
962 }
963
964 int wxListItemData::GetHeight() const
965 {
966 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
967
968 return m_rect->height;
969 }
970
971 void wxListItemData::GetItem( wxListItem &info ) const
972 {
973 long mask = info.m_mask;
974 if ( !mask )
975 // by default, get everything for backwards compatibility
976 mask = -1;
977
978 if ( mask & wxLIST_MASK_TEXT )
979 info.m_text = m_text;
980 if ( mask & wxLIST_MASK_IMAGE )
981 info.m_image = m_image;
982 if ( mask & wxLIST_MASK_DATA )
983 info.m_data = m_data;
984
985 if ( m_attr )
986 {
987 if ( m_attr->HasTextColour() )
988 info.SetTextColour(m_attr->GetTextColour());
989 if ( m_attr->HasBackgroundColour() )
990 info.SetBackgroundColour(m_attr->GetBackgroundColour());
991 if ( m_attr->HasFont() )
992 info.SetFont(m_attr->GetFont());
993 }
994 }
995
996 //-----------------------------------------------------------------------------
997 // wxListHeaderData
998 //-----------------------------------------------------------------------------
999
1000 void wxListHeaderData::Init()
1001 {
1002 m_mask = 0;
1003 m_image = -1;
1004 m_format = 0;
1005 m_width = 0;
1006 m_xpos = 0;
1007 m_ypos = 0;
1008 m_height = 0;
1009 m_state = 0;
1010 }
1011
1012 wxListHeaderData::wxListHeaderData()
1013 {
1014 Init();
1015 }
1016
1017 wxListHeaderData::wxListHeaderData( const wxListItem &item )
1018 {
1019 Init();
1020
1021 SetItem( item );
1022 }
1023
1024 void wxListHeaderData::SetItem( const wxListItem &item )
1025 {
1026 m_mask = item.m_mask;
1027
1028 if ( m_mask & wxLIST_MASK_TEXT )
1029 m_text = item.m_text;
1030
1031 if ( m_mask & wxLIST_MASK_IMAGE )
1032 m_image = item.m_image;
1033
1034 if ( m_mask & wxLIST_MASK_FORMAT )
1035 m_format = item.m_format;
1036
1037 if ( m_mask & wxLIST_MASK_WIDTH )
1038 SetWidth(item.m_width);
1039
1040 if ( m_mask & wxLIST_MASK_STATE )
1041 SetState(item.m_state);
1042 }
1043
1044 void wxListHeaderData::SetPosition( int x, int y )
1045 {
1046 m_xpos = x;
1047 m_ypos = y;
1048 }
1049
1050 void wxListHeaderData::SetHeight( int h )
1051 {
1052 m_height = h;
1053 }
1054
1055 void wxListHeaderData::SetWidth( int w )
1056 {
1057 m_width = w < 0 ? WIDTH_COL_DEFAULT : w;
1058 }
1059
1060 void wxListHeaderData::SetState( int flag )
1061 {
1062 m_state = flag;
1063 }
1064
1065 void wxListHeaderData::SetFormat( int format )
1066 {
1067 m_format = format;
1068 }
1069
1070 bool wxListHeaderData::HasImage() const
1071 {
1072 return m_image != -1;
1073 }
1074
1075 bool wxListHeaderData::IsHit( int x, int y ) const
1076 {
1077 return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
1078 }
1079
1080 void wxListHeaderData::GetItem( wxListItem& item )
1081 {
1082 item.m_mask = m_mask;
1083 item.m_text = m_text;
1084 item.m_image = m_image;
1085 item.m_format = m_format;
1086 item.m_width = m_width;
1087 item.m_state = m_state;
1088 }
1089
1090 int wxListHeaderData::GetImage() const
1091 {
1092 return m_image;
1093 }
1094
1095 int wxListHeaderData::GetWidth() const
1096 {
1097 return m_width;
1098 }
1099
1100 int wxListHeaderData::GetFormat() const
1101 {
1102 return m_format;
1103 }
1104
1105 int wxListHeaderData::GetState() const
1106 {
1107 return m_state;
1108 }
1109
1110 //-----------------------------------------------------------------------------
1111 // wxListLineData
1112 //-----------------------------------------------------------------------------
1113
1114 inline int wxListLineData::GetMode() const
1115 {
1116 return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
1117 }
1118
1119 inline bool wxListLineData::InReportView() const
1120 {
1121 return m_owner->HasFlag(wxLC_REPORT);
1122 }
1123
1124 inline bool wxListLineData::IsVirtual() const
1125 {
1126 return m_owner->IsVirtual();
1127 }
1128
1129 wxListLineData::wxListLineData( wxListMainWindow *owner )
1130 {
1131 m_owner = owner;
1132
1133 if ( InReportView() )
1134 m_gi = NULL;
1135 else // !report
1136 m_gi = new GeometryInfo;
1137
1138 m_highlighted = false;
1139
1140 InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
1141 }
1142
1143 void wxListLineData::CalculateSize( wxDC *dc, int spacing )
1144 {
1145 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
1146 wxCHECK_RET( node, _T("no subitems at all??") );
1147
1148 wxListItemData *item = node->GetData();
1149
1150 wxString s;
1151 wxCoord lw, lh;
1152
1153 switch ( GetMode() )
1154 {
1155 case wxLC_ICON:
1156 case wxLC_SMALL_ICON:
1157 m_gi->m_rectAll.width = spacing;
1158
1159 s = item->GetText();
1160
1161 if ( s.empty() )
1162 {
1163 lh =
1164 m_gi->m_rectLabel.width =
1165 m_gi->m_rectLabel.height = 0;
1166 }
1167 else // has label
1168 {
1169 dc->GetTextExtent( s, &lw, &lh );
1170 lw += EXTRA_WIDTH;
1171 lh += EXTRA_HEIGHT;
1172
1173 m_gi->m_rectAll.height = spacing + lh;
1174 if (lw > spacing)
1175 m_gi->m_rectAll.width = lw;
1176
1177 m_gi->m_rectLabel.width = lw;
1178 m_gi->m_rectLabel.height = lh;
1179 }
1180
1181 if (item->HasImage())
1182 {
1183 int w, h;
1184 m_owner->GetImageSize( item->GetImage(), w, h );
1185 m_gi->m_rectIcon.width = w + 8;
1186 m_gi->m_rectIcon.height = h + 8;
1187
1188 if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
1189 m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
1190 if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
1191 m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
1192 }
1193
1194 if ( item->HasText() )
1195 {
1196 m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
1197 m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
1198 }
1199 else // no text, highlight the icon
1200 {
1201 m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
1202 m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
1203 }
1204 break;
1205
1206 case wxLC_LIST:
1207 s = item->GetTextForMeasuring();
1208
1209 dc->GetTextExtent( s, &lw, &lh );
1210 lw += EXTRA_WIDTH;
1211 lh += EXTRA_HEIGHT;
1212
1213 m_gi->m_rectLabel.width = lw;
1214 m_gi->m_rectLabel.height = lh;
1215
1216 m_gi->m_rectAll.width = lw;
1217 m_gi->m_rectAll.height = lh;
1218
1219 if (item->HasImage())
1220 {
1221 int w, h;
1222 m_owner->GetImageSize( item->GetImage(), w, h );
1223 m_gi->m_rectIcon.width = w;
1224 m_gi->m_rectIcon.height = h;
1225
1226 m_gi->m_rectAll.width += 4 + w;
1227 if (h > m_gi->m_rectAll.height)
1228 m_gi->m_rectAll.height = h;
1229 }
1230
1231 m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
1232 m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
1233 break;
1234
1235 case wxLC_REPORT:
1236 wxFAIL_MSG( _T("unexpected call to SetSize") );
1237 break;
1238
1239 default:
1240 wxFAIL_MSG( _T("unknown mode") );
1241 break;
1242 }
1243 }
1244
1245 void wxListLineData::SetPosition( int x, int y, int spacing )
1246 {
1247 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
1248 wxCHECK_RET( node, _T("no subitems at all??") );
1249
1250 wxListItemData *item = node->GetData();
1251
1252 switch ( GetMode() )
1253 {
1254 case wxLC_ICON:
1255 case wxLC_SMALL_ICON:
1256 m_gi->m_rectAll.x = x;
1257 m_gi->m_rectAll.y = y;
1258
1259 if ( item->HasImage() )
1260 {
1261 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 +
1262 (m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2;
1263 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
1264 }
1265
1266 if ( item->HasText() )
1267 {
1268 if (m_gi->m_rectAll.width > spacing)
1269 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
1270 else
1271 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2) + (spacing / 2) - (m_gi->m_rectLabel.width / 2);
1272 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
1273 m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
1274 m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
1275 }
1276 else // no text, highlight the icon
1277 {
1278 m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
1279 m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
1280 }
1281 break;
1282
1283 case wxLC_LIST:
1284 m_gi->m_rectAll.x = x;
1285 m_gi->m_rectAll.y = y;
1286
1287 m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
1288 m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
1289 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
1290
1291 if (item->HasImage())
1292 {
1293 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
1294 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
1295 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 4 + (EXTRA_WIDTH/2) + m_gi->m_rectIcon.width;
1296 }
1297 else
1298 {
1299 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2);
1300 }
1301 break;
1302
1303 case wxLC_REPORT:
1304 wxFAIL_MSG( _T("unexpected call to SetPosition") );
1305 break;
1306
1307 default:
1308 wxFAIL_MSG( _T("unknown mode") );
1309 break;
1310 }
1311 }
1312
1313 void wxListLineData::InitItems( int num )
1314 {
1315 for (int i = 0; i < num; i++)
1316 m_items.Append( new wxListItemData(m_owner) );
1317 }
1318
1319 void wxListLineData::SetItem( int index, const wxListItem &info )
1320 {
1321 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
1322 wxCHECK_RET( node, _T("invalid column index in SetItem") );
1323
1324 wxListItemData *item = node->GetData();
1325 item->SetItem( info );
1326 }
1327
1328 void wxListLineData::GetItem( int index, wxListItem &info )
1329 {
1330 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
1331 if (node)
1332 {
1333 wxListItemData *item = node->GetData();
1334 item->GetItem( info );
1335 }
1336 }
1337
1338 wxString wxListLineData::GetText(int index) const
1339 {
1340 wxString s;
1341
1342 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
1343 if (node)
1344 {
1345 wxListItemData *item = node->GetData();
1346 s = item->GetText();
1347 }
1348
1349 return s;
1350 }
1351
1352 void wxListLineData::SetText( int index, const wxString& s )
1353 {
1354 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
1355 if (node)
1356 {
1357 wxListItemData *item = node->GetData();
1358 item->SetText( s );
1359 }
1360 }
1361
1362 void wxListLineData::SetImage( int index, int image )
1363 {
1364 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
1365 wxCHECK_RET( node, _T("invalid column index in SetImage()") );
1366
1367 wxListItemData *item = node->GetData();
1368 item->SetImage(image);
1369 }
1370
1371 int wxListLineData::GetImage( int index ) const
1372 {
1373 wxListItemDataList::compatibility_iterator node = m_items.Item( index );
1374 wxCHECK_MSG( node, -1, _T("invalid column index in GetImage()") );
1375
1376 wxListItemData *item = node->GetData();
1377 return item->GetImage();
1378 }
1379
1380 wxListItemAttr *wxListLineData::GetAttr() const
1381 {
1382 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
1383 wxCHECK_MSG( node, NULL, _T("invalid column index in GetAttr()") );
1384
1385 wxListItemData *item = node->GetData();
1386 return item->GetAttr();
1387 }
1388
1389 void wxListLineData::SetAttr(wxListItemAttr *attr)
1390 {
1391 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
1392 wxCHECK_RET( node, _T("invalid column index in SetAttr()") );
1393
1394 wxListItemData *item = node->GetData();
1395 item->SetAttr(attr);
1396 }
1397
1398 bool wxListLineData::SetAttributes(wxDC *dc,
1399 const wxListItemAttr *attr,
1400 bool highlighted)
1401 {
1402 wxWindow *listctrl = m_owner->GetParent();
1403
1404 // fg colour
1405
1406 // don't use foreground colour for drawing highlighted items - this might
1407 // make them completely invisible (and there is no way to do bit
1408 // arithmetics on wxColour, unfortunately)
1409 wxColour colText;
1410 if ( highlighted )
1411 #ifdef __WXMAC__
1412 {
1413 if (m_owner->HasFocus()
1414 #ifdef __WXMAC__
1415 && IsControlActive( (ControlRef)m_owner->GetHandle() )
1416 #endif
1417 )
1418 colText = *wxWHITE;
1419 else
1420 colText = *wxBLACK;
1421 }
1422 #else
1423 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
1424 #endif
1425 else if ( attr && attr->HasTextColour() )
1426 colText = attr->GetTextColour();
1427 else
1428 colText = listctrl->GetForegroundColour();
1429
1430 dc->SetTextForeground(colText);
1431
1432 // font
1433 wxFont font;
1434 if ( attr && attr->HasFont() )
1435 font = attr->GetFont();
1436 else
1437 font = listctrl->GetFont();
1438
1439 dc->SetFont(font);
1440
1441 // bg colour
1442 bool hasBgCol = attr && attr->HasBackgroundColour();
1443 if ( highlighted || hasBgCol )
1444 {
1445 if ( highlighted )
1446 dc->SetBrush( *m_owner->GetHighlightBrush() );
1447 else
1448 dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
1449
1450 dc->SetPen( *wxTRANSPARENT_PEN );
1451
1452 return true;
1453 }
1454
1455 return false;
1456 }
1457
1458 void wxListLineData::Draw( wxDC *dc )
1459 {
1460 wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
1461 wxCHECK_RET( node, _T("no subitems at all??") );
1462
1463 bool highlighted = IsHighlighted();
1464
1465 wxListItemAttr *attr = GetAttr();
1466
1467 if ( SetAttributes(dc, attr, highlighted) )
1468 #if ( !defined(__WXGTK20__) && !defined(__WXMAC__) )
1469 {
1470 dc->DrawRectangle( m_gi->m_rectHighlight );
1471 }
1472 #else
1473 {
1474 if (highlighted)
1475 {
1476 int flags = wxCONTROL_SELECTED;
1477 if (m_owner->HasFocus()
1478 #ifdef __WXMAC__
1479 && IsControlActive( (ControlRef)m_owner->GetHandle() )
1480 #endif
1481 )
1482 flags |= wxCONTROL_FOCUSED;
1483 wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, m_gi->m_rectHighlight, flags );
1484
1485 }
1486 else
1487 {
1488 dc->DrawRectangle( m_gi->m_rectHighlight );
1489 }
1490 }
1491 #endif
1492
1493 // just for debugging to better see where the items are
1494 #if 0
1495 dc->SetPen(*wxRED_PEN);
1496 dc->SetBrush(*wxTRANSPARENT_BRUSH);
1497 dc->DrawRectangle( m_gi->m_rectAll );
1498 dc->SetPen(*wxGREEN_PEN);
1499 dc->DrawRectangle( m_gi->m_rectIcon );
1500 #endif
1501
1502 wxListItemData *item = node->GetData();
1503 if (item->HasImage())
1504 {
1505 // centre the image inside our rectangle, this looks nicer when items
1506 // ae aligned in a row
1507 const wxRect& rectIcon = m_gi->m_rectIcon;
1508
1509 m_owner->DrawImage(item->GetImage(), dc, rectIcon.x, rectIcon.y);
1510 }
1511
1512 if (item->HasText())
1513 {
1514 const wxRect& rectLabel = m_gi->m_rectLabel;
1515
1516 wxDCClipper clipper(*dc, rectLabel);
1517 dc->DrawText(item->GetText(), rectLabel.x, rectLabel.y);
1518 }
1519 }
1520
1521 void wxListLineData::DrawInReportMode( wxDC *dc,
1522 const wxRect& rect,
1523 const wxRect& rectHL,
1524 bool highlighted )
1525 {
1526 // TODO: later we should support setting different attributes for
1527 // different columns - to do it, just add "col" argument to
1528 // GetAttr() and move these lines into the loop below
1529 wxListItemAttr *attr = GetAttr();
1530 if ( SetAttributes(dc, attr, highlighted) )
1531 #if ( !defined(__WXGTK20__) && !defined(__WXMAC__) )
1532 {
1533 dc->DrawRectangle( rectHL );
1534 }
1535 #else
1536 {
1537 if (highlighted)
1538 {
1539 int flags = wxCONTROL_SELECTED;
1540 if (m_owner->HasFocus()
1541 #ifdef __WXMAC__
1542 && IsControlActive( (ControlRef)m_owner->GetHandle() )
1543 #endif
1544 )
1545 flags |= wxCONTROL_FOCUSED;
1546 wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, rectHL, flags );
1547 }
1548 else
1549 {
1550 dc->DrawRectangle( rectHL );
1551 }
1552 }
1553 #endif
1554
1555 wxCoord x = rect.x + HEADER_OFFSET_X,
1556 yMid = rect.y + rect.height/2;
1557 #ifdef __WXGTK__
1558 // This probably needs to be done
1559 // on all platforms as the icons
1560 // otherwise nearly touch the border
1561 x += 2;
1562 #endif
1563
1564 size_t col = 0;
1565 for ( wxListItemDataList::compatibility_iterator node = m_items.GetFirst();
1566 node;
1567 node = node->GetNext(), col++ )
1568 {
1569 wxListItemData *item = node->GetData();
1570
1571 int width = m_owner->GetColumnWidth(col);
1572 int xOld = x;
1573 x += width;
1574
1575 if ( item->HasImage() )
1576 {
1577 int ix, iy;
1578 m_owner->GetImageSize( item->GetImage(), ix, iy );
1579 m_owner->DrawImage( item->GetImage(), dc, xOld, yMid - iy/2 );
1580
1581 ix += IMAGE_MARGIN_IN_REPORT_MODE;
1582
1583 xOld += ix;
1584 width -= ix;
1585 }
1586
1587 if ( item->HasText() )
1588 DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width - 8);
1589 }
1590 }
1591
1592 void wxListLineData::DrawTextFormatted(wxDC *dc,
1593 const wxString &text,
1594 int col,
1595 int x,
1596 int yMid,
1597 int width)
1598 {
1599 wxCoord w, h;
1600 dc->GetTextExtent(text, &w, &h);
1601
1602 const wxCoord y = yMid - (h + 1)/2;
1603
1604 wxDCClipper clipper(*dc, x, y, width, h);
1605
1606 // determine if the string can fit inside the current width
1607 if (w <= width)
1608 {
1609 // it can, draw it using the items alignment
1610 wxListItem item;
1611 m_owner->GetColumn(col, item);
1612 switch ( item.GetAlign() )
1613 {
1614 case wxLIST_FORMAT_LEFT:
1615 // nothing to do
1616 break;
1617
1618 case wxLIST_FORMAT_RIGHT:
1619 x += width - w;
1620 break;
1621
1622 case wxLIST_FORMAT_CENTER:
1623 x += (width - w) / 2;
1624 break;
1625
1626 default:
1627 wxFAIL_MSG( _T("unknown list item format") );
1628 break;
1629 }
1630
1631 dc->DrawText(text, x, y);
1632 }
1633 else // otherwise, truncate and add an ellipsis if possible
1634 {
1635 // determine the base width
1636 wxString ellipsis(wxT("..."));
1637 wxCoord base_w;
1638 dc->GetTextExtent(ellipsis, &base_w, &h);
1639
1640 // continue until we have enough space or only one character left
1641 wxCoord w_c, h_c;
1642 size_t len = text.length();
1643 wxString drawntext = text.Left(len);
1644 while (len > 1)
1645 {
1646 dc->GetTextExtent(drawntext.Last(), &w_c, &h_c);
1647 drawntext.RemoveLast();
1648 len--;
1649 w -= w_c;
1650 if (w + base_w <= width)
1651 break;
1652 }
1653
1654 // if still not enough space, remove ellipsis characters
1655 while (ellipsis.length() > 0 && w + base_w > width)
1656 {
1657 ellipsis = ellipsis.Left(ellipsis.length() - 1);
1658 dc->GetTextExtent(ellipsis, &base_w, &h);
1659 }
1660
1661 // now draw the text
1662 dc->DrawText(drawntext, x, y);
1663 dc->DrawText(ellipsis, x + w, y);
1664 }
1665 }
1666
1667 bool wxListLineData::Highlight( bool on )
1668 {
1669 wxCHECK_MSG( !IsVirtual(), false, _T("unexpected call to Highlight") );
1670
1671 if ( on == m_highlighted )
1672 return false;
1673
1674 m_highlighted = on;
1675
1676 return true;
1677 }
1678
1679 void wxListLineData::ReverseHighlight( void )
1680 {
1681 Highlight(!IsHighlighted());
1682 }
1683
1684 //-----------------------------------------------------------------------------
1685 // wxListHeaderWindow
1686 //-----------------------------------------------------------------------------
1687
1688 IMPLEMENT_DYNAMIC_CLASS(wxListHeaderWindow,wxWindow)
1689
1690 BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
1691 EVT_PAINT (wxListHeaderWindow::OnPaint)
1692 EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
1693 EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
1694 END_EVENT_TABLE()
1695
1696 void wxListHeaderWindow::Init()
1697 {
1698 m_currentCursor = (wxCursor *) NULL;
1699 m_isDragging = false;
1700 m_dirty = false;
1701 }
1702
1703 wxListHeaderWindow::wxListHeaderWindow()
1704 {
1705 Init();
1706
1707 m_owner = (wxListMainWindow *) NULL;
1708 m_resizeCursor = (wxCursor *) NULL;
1709 }
1710
1711 wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
1712 wxWindowID id,
1713 wxListMainWindow *owner,
1714 const wxPoint& pos,
1715 const wxSize& size,
1716 long style,
1717 const wxString &name )
1718 : wxWindow( win, id, pos, size, style, name )
1719 {
1720 Init();
1721
1722 m_owner = owner;
1723 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
1724
1725 #if _USE_VISATTR
1726 wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
1727 SetOwnForegroundColour( attr.colFg );
1728 SetOwnBackgroundColour( attr.colBg );
1729 if (!m_hasFont)
1730 SetOwnFont( attr.font );
1731 #else
1732 SetOwnForegroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
1733 SetOwnBackgroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
1734 if (!m_hasFont)
1735 SetOwnFont( wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT ));
1736 #endif
1737 }
1738
1739 wxListHeaderWindow::~wxListHeaderWindow()
1740 {
1741 delete m_resizeCursor;
1742 }
1743
1744 #ifdef __WXUNIVERSAL__
1745 #include "wx/univ/renderer.h"
1746 #include "wx/univ/theme.h"
1747 #endif
1748
1749 // shift the DC origin to match the position of the main window horz
1750 // scrollbar: this allows us to always use logical coords
1751 void wxListHeaderWindow::AdjustDC(wxDC& dc)
1752 {
1753 int xpix;
1754 m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1755
1756 int view_start;
1757 m_owner->GetViewStart( &view_start, NULL );
1758
1759
1760 int org_x = 0;
1761 int org_y = 0;
1762 dc.GetDeviceOrigin( &org_x, &org_y );
1763
1764 // account for the horz scrollbar offset
1765 #ifdef __WXGTK__
1766 if (GetLayoutDirection() == wxLayout_RightToLeft)
1767 {
1768 // Maybe we just have to check for m_signX
1769 // in the DC, but I leave the #ifdef __WXGTK__
1770 // for now
1771 dc.SetDeviceOrigin( org_x + (view_start * xpix), org_y );
1772 }
1773 else
1774 #endif
1775 dc.SetDeviceOrigin( org_x - (view_start * xpix), org_y );
1776 }
1777
1778 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1779 {
1780 wxPaintDC dc( this );
1781
1782 PrepareDC( dc );
1783 AdjustDC( dc );
1784
1785 dc.SetFont( GetFont() );
1786
1787 // width and height of the entire header window
1788 int w, h;
1789 GetClientSize( &w, &h );
1790 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1791
1792 dc.SetBackgroundMode(wxTRANSPARENT);
1793 dc.SetTextForeground(GetForegroundColour());
1794
1795 int x = HEADER_OFFSET_X;
1796 int numColumns = m_owner->GetColumnCount();
1797 wxListItem item;
1798 for ( int i = 0; i < numColumns && x < w; i++ )
1799 {
1800 m_owner->GetColumn( i, item );
1801 int wCol = item.m_width;
1802
1803 // the width of the rect to draw: make it smaller to fit entirely
1804 // inside the column rect
1805 #ifdef __WXMAC__
1806 int cw = wCol;
1807 int ch = h;
1808 #else
1809 int cw = wCol - 2;
1810 int ch = h - 2;
1811 #endif
1812
1813 int flags = 0;
1814 if (!m_parent->IsEnabled())
1815 flags |= wxCONTROL_DISABLED;
1816
1817 // NB: The code below is not really Mac-specific, but since we are close
1818 // to 2.8 release and I don't have time to test on other platforms, I
1819 // defined this only for wxMac. If this behavior is desired on
1820 // other platforms, please go ahead and revise or remove the #ifdef.
1821 #ifdef __WXMAC__
1822 if ( !m_owner->IsVirtual() && (item.m_mask & wxLIST_MASK_STATE) &&
1823 (item.m_state & wxLIST_STATE_SELECTED) )
1824 flags |= wxCONTROL_SELECTED;
1825 #endif
1826
1827 wxRendererNative::Get().DrawHeaderButton
1828 (
1829 this,
1830 dc,
1831 wxRect(x, HEADER_OFFSET_Y, cw, ch),
1832 flags
1833 );
1834
1835 // see if we have enough space for the column label
1836
1837 // for this we need the width of the text
1838 wxCoord wLabel;
1839 wxCoord hLabel;
1840 dc.GetTextExtent(item.GetText(), &wLabel, &hLabel);
1841 wLabel += 2 * EXTRA_WIDTH;
1842
1843 // and the width of the icon, if any
1844 static const int MARGIN_BETWEEN_TEXT_AND_ICON = 2;
1845 int ix = 0, iy = 0; // init them just to suppress the compiler warnings
1846 const int image = item.m_image;
1847 wxImageList *imageList;
1848 if ( image != -1 )
1849 {
1850 imageList = m_owner->m_small_image_list;
1851 if ( imageList )
1852 {
1853 imageList->GetSize(image, ix, iy);
1854 wLabel += ix + MARGIN_BETWEEN_TEXT_AND_ICON;
1855 }
1856 }
1857 else
1858 {
1859 imageList = NULL;
1860 }
1861
1862 // ignore alignment if there is not enough space anyhow
1863 int xAligned;
1864 switch ( wLabel < cw ? item.GetAlign() : wxLIST_FORMAT_LEFT )
1865 {
1866 default:
1867 wxFAIL_MSG( _T("unknown list item format") );
1868 // fall through
1869
1870 case wxLIST_FORMAT_LEFT:
1871 xAligned = x;
1872 break;
1873
1874 case wxLIST_FORMAT_RIGHT:
1875 xAligned = x + cw - wLabel;
1876 break;
1877
1878 case wxLIST_FORMAT_CENTER:
1879 xAligned = x + (cw - wLabel) / 2;
1880 break;
1881 }
1882
1883 // if we have an image, draw it on the right of the label
1884 if ( imageList )
1885 {
1886 imageList->Draw
1887 (
1888 image,
1889 dc,
1890 xAligned + wLabel - ix - MARGIN_BETWEEN_TEXT_AND_ICON,
1891 HEADER_OFFSET_Y + (h - 4 - iy)/2,
1892 wxIMAGELIST_DRAW_TRANSPARENT
1893 );
1894
1895 cw -= ix + MARGIN_BETWEEN_TEXT_AND_ICON;
1896 }
1897
1898 // draw the text clipping it so that it doesn't overwrite the column
1899 // boundary
1900 wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h - 4 );
1901
1902 dc.DrawText( item.GetText(),
1903 xAligned + EXTRA_WIDTH, h / 2 - hLabel / 2 ); //HEADER_OFFSET_Y + EXTRA_HEIGHT );
1904
1905 x += wCol;
1906 }
1907 }
1908
1909 void wxListHeaderWindow::DrawCurrent()
1910 {
1911 int x1 = m_currentX;
1912 int y1 = 0;
1913 m_owner->ClientToScreen( &x1, &y1 );
1914
1915 int x2 = m_currentX;
1916 int y2 = 0;
1917 m_owner->GetClientSize( NULL, &y2 );
1918 m_owner->ClientToScreen( &x2, &y2 );
1919
1920 wxScreenDC dc;
1921 dc.SetLogicalFunction( wxINVERT );
1922 dc.SetPen( wxPen( *wxBLACK, 2, wxSOLID ) );
1923 dc.SetBrush( *wxTRANSPARENT_BRUSH );
1924
1925 AdjustDC(dc);
1926
1927 dc.DrawLine( x1, y1, x2, y2 );
1928
1929 dc.SetLogicalFunction( wxCOPY );
1930
1931 dc.SetPen( wxNullPen );
1932 dc.SetBrush( wxNullBrush );
1933 }
1934
1935 void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
1936 {
1937 // we want to work with logical coords
1938 int x;
1939 m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1940 int y = event.GetY();
1941
1942 if (m_isDragging)
1943 {
1944 SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition());
1945
1946 // we don't draw the line beyond our window, but we allow dragging it
1947 // there
1948 int w = 0;
1949 GetClientSize( &w, NULL );
1950 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1951 w -= 6;
1952
1953 // erase the line if it was drawn
1954 if ( m_currentX < w )
1955 DrawCurrent();
1956
1957 if (event.ButtonUp())
1958 {
1959 ReleaseMouse();
1960 m_isDragging = false;
1961 m_dirty = true;
1962 m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
1963 SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition());
1964 }
1965 else
1966 {
1967 if (x > m_minX + 7)
1968 m_currentX = x;
1969 else
1970 m_currentX = m_minX + 7;
1971
1972 // draw in the new location
1973 if ( m_currentX < w )
1974 DrawCurrent();
1975 }
1976 }
1977 else // not dragging
1978 {
1979 m_minX = 0;
1980 bool hit_border = false;
1981
1982 // end of the current column
1983 int xpos = 0;
1984
1985 // find the column where this event occurred
1986 int col,
1987 countCol = m_owner->GetColumnCount();
1988 for (col = 0; col < countCol; col++)
1989 {
1990 xpos += m_owner->GetColumnWidth( col );
1991 m_column = col;
1992
1993 if ( (abs(x-xpos) < 3) && (y < 22) )
1994 {
1995 // near the column border
1996 hit_border = true;
1997 break;
1998 }
1999
2000 if ( x < xpos )
2001 {
2002 // inside the column
2003 break;
2004 }
2005
2006 m_minX = xpos;
2007 }
2008
2009 if ( col == countCol )
2010 m_column = -1;
2011
2012 if (event.LeftDown() || event.RightUp())
2013 {
2014 if (hit_border && event.LeftDown())
2015 {
2016 if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
2017 event.GetPosition()) )
2018 {
2019 m_isDragging = true;
2020 m_currentX = x;
2021 CaptureMouse();
2022 DrawCurrent();
2023 }
2024 //else: column resizing was vetoed by the user code
2025 }
2026 else // click on a column
2027 {
2028 // record the selected state of the columns
2029 if (event.LeftDown())
2030 {
2031 for (int i=0; i < m_owner->GetColumnCount(); i++)
2032 {
2033 wxListItem colItem;
2034 m_owner->GetColumn(i, colItem);
2035 long state = colItem.GetState();
2036 if (i == m_column)
2037 colItem.SetState(state | wxLIST_STATE_SELECTED);
2038 else
2039 colItem.SetState(state & ~wxLIST_STATE_SELECTED);
2040 m_owner->SetColumn(i, colItem);
2041 }
2042 }
2043
2044 SendListEvent( event.LeftDown()
2045 ? wxEVT_COMMAND_LIST_COL_CLICK
2046 : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
2047 event.GetPosition());
2048 }
2049 }
2050 else if (event.Moving())
2051 {
2052 bool setCursor;
2053 if (hit_border)
2054 {
2055 setCursor = m_currentCursor == wxSTANDARD_CURSOR;
2056 m_currentCursor = m_resizeCursor;
2057 }
2058 else
2059 {
2060 setCursor = m_currentCursor != wxSTANDARD_CURSOR;
2061 m_currentCursor = wxSTANDARD_CURSOR;
2062 }
2063
2064 if ( setCursor )
2065 SetCursor(*m_currentCursor);
2066 }
2067 }
2068 }
2069
2070 void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2071 {
2072 m_owner->SetFocus();
2073 m_owner->Update();
2074 }
2075
2076 bool wxListHeaderWindow::SendListEvent(wxEventType type, const wxPoint& pos)
2077 {
2078 wxWindow *parent = GetParent();
2079 wxListEvent le( type, parent->GetId() );
2080 le.SetEventObject( parent );
2081 le.m_pointDrag = pos;
2082
2083 // the position should be relative to the parent window, not
2084 // this one for compatibility with MSW and common sense: the
2085 // user code doesn't know anything at all about this header
2086 // window, so why should it get positions relative to it?
2087 le.m_pointDrag.y -= GetSize().y;
2088
2089 le.m_col = m_column;
2090 return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
2091 }
2092
2093 //-----------------------------------------------------------------------------
2094 // wxListRenameTimer (internal)
2095 //-----------------------------------------------------------------------------
2096
2097 wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
2098 {
2099 m_owner = owner;
2100 }
2101
2102 void wxListRenameTimer::Notify()
2103 {
2104 m_owner->OnRenameTimer();
2105 }
2106
2107 //-----------------------------------------------------------------------------
2108 // wxListTextCtrlWrapper (internal)
2109 //-----------------------------------------------------------------------------
2110
2111 BEGIN_EVENT_TABLE(wxListTextCtrlWrapper, wxEvtHandler)
2112 EVT_CHAR (wxListTextCtrlWrapper::OnChar)
2113 EVT_KEY_UP (wxListTextCtrlWrapper::OnKeyUp)
2114 EVT_KILL_FOCUS (wxListTextCtrlWrapper::OnKillFocus)
2115 END_EVENT_TABLE()
2116
2117 wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner,
2118 wxTextCtrl *text,
2119 size_t itemEdit)
2120 : m_startValue(owner->GetItemText(itemEdit)),
2121 m_itemEdited(itemEdit)
2122 {
2123 m_owner = owner;
2124 m_text = text;
2125 m_finished = false;
2126 m_aboutToFinish = false;
2127
2128 wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
2129
2130 m_owner->CalcScrolledPosition(rectLabel.x, rectLabel.y,
2131 &rectLabel.x, &rectLabel.y);
2132
2133 m_text->Create(owner, wxID_ANY, m_startValue,
2134 wxPoint(rectLabel.x-4,rectLabel.y-4),
2135 wxSize(rectLabel.width+11,rectLabel.height+8));
2136 m_text->SetFocus();
2137
2138 m_text->PushEventHandler(this);
2139 }
2140
2141 void wxListTextCtrlWrapper::Finish()
2142 {
2143 if ( !m_finished )
2144 {
2145 m_finished = true;
2146
2147 m_text->RemoveEventHandler(this);
2148 m_owner->FinishEditing(m_text);
2149
2150 wxPendingDelete.Append( this );
2151 }
2152 }
2153
2154 bool wxListTextCtrlWrapper::AcceptChanges()
2155 {
2156 const wxString value = m_text->GetValue();
2157
2158 if ( value == m_startValue )
2159 // nothing changed, always accept
2160 return true;
2161
2162 if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
2163 // vetoed by the user
2164 return false;
2165
2166 // accepted, do rename the item
2167 m_owner->SetItemText(m_itemEdited, value);
2168
2169 return true;
2170 }
2171
2172 void wxListTextCtrlWrapper::AcceptChangesAndFinish()
2173 {
2174 m_aboutToFinish = true;
2175
2176 // Notify the owner about the changes
2177 AcceptChanges();
2178
2179 // Even if vetoed, close the control (consistent with MSW)
2180 Finish();
2181 }
2182
2183 void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event )
2184 {
2185 switch ( event.m_keyCode )
2186 {
2187 case WXK_RETURN:
2188 AcceptChangesAndFinish();
2189 break;
2190
2191 case WXK_ESCAPE:
2192 m_owner->OnRenameCancelled( m_itemEdited );
2193 Finish();
2194 break;
2195
2196 default:
2197 event.Skip();
2198 }
2199 }
2200
2201 void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
2202 {
2203 if (m_finished)
2204 {
2205 event.Skip();
2206 return;
2207 }
2208
2209 // auto-grow the textctrl:
2210 wxSize parentSize = m_owner->GetSize();
2211 wxPoint myPos = m_text->GetPosition();
2212 wxSize mySize = m_text->GetSize();
2213 int sx, sy;
2214 m_text->GetTextExtent(m_text->GetValue() + _T("MM"), &sx, &sy);
2215 if (myPos.x + sx > parentSize.x)
2216 sx = parentSize.x - myPos.x;
2217 if (mySize.x > sx)
2218 sx = mySize.x;
2219 m_text->SetSize(sx, wxDefaultCoord);
2220
2221 event.Skip();
2222 }
2223
2224 void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
2225 {
2226 if ( !m_finished && !m_aboutToFinish )
2227 {
2228 if ( !AcceptChanges() )
2229 m_owner->OnRenameCancelled( m_itemEdited );
2230
2231 Finish();
2232 }
2233
2234 // We must let the native text control handle focus
2235 event.Skip();
2236 }
2237
2238 //-----------------------------------------------------------------------------
2239 // wxListMainWindow
2240 //-----------------------------------------------------------------------------
2241
2242 IMPLEMENT_DYNAMIC_CLASS(wxListMainWindow,wxScrolledWindow)
2243
2244 BEGIN_EVENT_TABLE(wxListMainWindow,wxScrolledWindow)
2245 EVT_PAINT (wxListMainWindow::OnPaint)
2246 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
2247 EVT_CHAR (wxListMainWindow::OnChar)
2248 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
2249 EVT_KEY_UP (wxListMainWindow::OnKeyUp)
2250 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
2251 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
2252 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
2253 END_EVENT_TABLE()
2254
2255 void wxListMainWindow::Init()
2256 {
2257 m_dirty = true;
2258 m_countVirt = 0;
2259 m_lineFrom =
2260 m_lineTo = (size_t)-1;
2261 m_linesPerPage = 0;
2262
2263 m_headerWidth =
2264 m_lineHeight = 0;
2265
2266 m_small_image_list = (wxImageList *) NULL;
2267 m_normal_image_list = (wxImageList *) NULL;
2268
2269 m_small_spacing = 30;
2270 m_normal_spacing = 40;
2271
2272 m_hasFocus = false;
2273 m_dragCount = 0;
2274 m_isCreated = false;
2275
2276 m_lastOnSame = false;
2277 m_renameTimer = new wxListRenameTimer( this );
2278 m_textctrlWrapper = NULL;
2279
2280 m_current =
2281 m_lineLastClicked =
2282 m_lineSelectSingleOnUp =
2283 m_lineBeforeLastClicked = (size_t)-1;
2284
2285 m_freezeCount = 0;
2286 }
2287
2288 wxListMainWindow::wxListMainWindow()
2289 {
2290 Init();
2291
2292 m_highlightBrush =
2293 m_highlightUnfocusedBrush = (wxBrush *) NULL;
2294 }
2295
2296 wxListMainWindow::wxListMainWindow( wxWindow *parent,
2297 wxWindowID id,
2298 const wxPoint& pos,
2299 const wxSize& size,
2300 long style,
2301 const wxString &name )
2302 : wxScrolledWindow( parent, id, pos, size,
2303 style | wxHSCROLL | wxVSCROLL, name )
2304 {
2305 Init();
2306
2307 m_highlightBrush = new wxBrush
2308 (
2309 wxSystemSettings::GetColour
2310 (
2311 wxSYS_COLOUR_HIGHLIGHT
2312 ),
2313 wxSOLID
2314 );
2315
2316 m_highlightUnfocusedBrush = new wxBrush
2317 (
2318 wxSystemSettings::GetColour
2319 (
2320 wxSYS_COLOUR_BTNSHADOW
2321 ),
2322 wxSOLID
2323 );
2324
2325 SetScrollbars( 0, 0, 0, 0, 0, 0 );
2326
2327 wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes();
2328 SetOwnForegroundColour( attr.colFg );
2329 SetOwnBackgroundColour( attr.colBg );
2330 if (!m_hasFont)
2331 SetOwnFont( attr.font );
2332 }
2333
2334 wxListMainWindow::~wxListMainWindow()
2335 {
2336 DoDeleteAllItems();
2337 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
2338 WX_CLEAR_ARRAY(m_aColWidths);
2339
2340 delete m_highlightBrush;
2341 delete m_highlightUnfocusedBrush;
2342 delete m_renameTimer;
2343 }
2344
2345 void wxListMainWindow::CacheLineData(size_t line)
2346 {
2347 wxGenericListCtrl *listctrl = GetListCtrl();
2348
2349 wxListLineData *ld = GetDummyLine();
2350
2351 size_t countCol = GetColumnCount();
2352 for ( size_t col = 0; col < countCol; col++ )
2353 {
2354 ld->SetText(col, listctrl->OnGetItemText(line, col));
2355 ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col));
2356 }
2357
2358 ld->SetAttr(listctrl->OnGetItemAttr(line));
2359 }
2360
2361 wxListLineData *wxListMainWindow::GetDummyLine() const
2362 {
2363 wxASSERT_MSG( !IsEmpty(), _T("invalid line index") );
2364 wxASSERT_MSG( IsVirtual(), _T("GetDummyLine() shouldn't be called") );
2365
2366 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
2367
2368 // we need to recreate the dummy line if the number of columns in the
2369 // control changed as it would have the incorrect number of fields
2370 // otherwise
2371 if ( !m_lines.IsEmpty() &&
2372 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
2373 {
2374 self->m_lines.Clear();
2375 }
2376
2377 if ( m_lines.IsEmpty() )
2378 {
2379 wxListLineData *line = new wxListLineData(self);
2380 self->m_lines.Add(line);
2381
2382 // don't waste extra memory -- there never going to be anything
2383 // else/more in this array
2384 self->m_lines.Shrink();
2385 }
2386
2387 return &m_lines[0];
2388 }
2389
2390 // ----------------------------------------------------------------------------
2391 // line geometry (report mode only)
2392 // ----------------------------------------------------------------------------
2393
2394 wxCoord wxListMainWindow::GetLineHeight() const
2395 {
2396 // we cache the line height as calling GetTextExtent() is slow
2397 if ( !m_lineHeight )
2398 {
2399 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
2400
2401 wxClientDC dc( self );
2402 dc.SetFont( GetFont() );
2403
2404 wxCoord y;
2405 dc.GetTextExtent(_T("H"), NULL, &y);
2406
2407 if ( m_small_image_list && m_small_image_list->GetImageCount() )
2408 {
2409 int iw = 0, ih = 0;
2410 m_small_image_list->GetSize(0, iw, ih);
2411 y = wxMax(y, ih);
2412 }
2413
2414 y += EXTRA_HEIGHT;
2415 self->m_lineHeight = y + LINE_SPACING;
2416 }
2417
2418 return m_lineHeight;
2419 }
2420
2421 wxCoord wxListMainWindow::GetLineY(size_t line) const
2422 {
2423 wxASSERT_MSG( InReportView(), _T("only works in report mode") );
2424
2425 return LINE_SPACING + line * GetLineHeight();
2426 }
2427
2428 wxRect wxListMainWindow::GetLineRect(size_t line) const
2429 {
2430 if ( !InReportView() )
2431 return GetLine(line)->m_gi->m_rectAll;
2432
2433 wxRect rect;
2434 rect.x = HEADER_OFFSET_X;
2435 rect.y = GetLineY(line);
2436 rect.width = GetHeaderWidth();
2437 rect.height = GetLineHeight();
2438
2439 return rect;
2440 }
2441
2442 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
2443 {
2444 if ( !InReportView() )
2445 return GetLine(line)->m_gi->m_rectLabel;
2446
2447 wxRect rect;
2448 rect.x = HEADER_OFFSET_X;
2449 rect.y = GetLineY(line);
2450 rect.width = GetColumnWidth(0);
2451 rect.height = GetLineHeight();
2452
2453 return rect;
2454 }
2455
2456 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
2457 {
2458 if ( !InReportView() )
2459 return GetLine(line)->m_gi->m_rectIcon;
2460
2461 wxListLineData *ld = GetLine(line);
2462 wxASSERT_MSG( ld->HasImage(), _T("should have an image") );
2463
2464 wxRect rect;
2465 rect.x = HEADER_OFFSET_X;
2466 rect.y = GetLineY(line);
2467 GetImageSize(ld->GetImage(), rect.width, rect.height);
2468
2469 return rect;
2470 }
2471
2472 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
2473 {
2474 return InReportView() ? GetLineRect(line)
2475 : GetLine(line)->m_gi->m_rectHighlight;
2476 }
2477
2478 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
2479 {
2480 wxASSERT_MSG( line < GetItemCount(), _T("invalid line in HitTestLine") );
2481
2482 wxListLineData *ld = GetLine(line);
2483
2484 if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) )
2485 return wxLIST_HITTEST_ONITEMICON;
2486
2487 // VS: Testing for "ld->HasText() || InReportView()" instead of
2488 // "ld->HasText()" is needed to make empty lines in report view
2489 // possible
2490 if ( ld->HasText() || InReportView() )
2491 {
2492 wxRect rect = InReportView() ? GetLineRect(line)
2493 : GetLineLabelRect(line);
2494
2495 if ( rect.Contains(x, y) )
2496 return wxLIST_HITTEST_ONITEMLABEL;
2497 }
2498
2499 return 0;
2500 }
2501
2502 // ----------------------------------------------------------------------------
2503 // highlight (selection) handling
2504 // ----------------------------------------------------------------------------
2505
2506 bool wxListMainWindow::IsHighlighted(size_t line) const
2507 {
2508 if ( IsVirtual() )
2509 {
2510 return m_selStore.IsSelected(line);
2511 }
2512 else // !virtual
2513 {
2514 wxListLineData *ld = GetLine(line);
2515 wxCHECK_MSG( ld, false, _T("invalid index in IsHighlighted") );
2516
2517 return ld->IsHighlighted();
2518 }
2519 }
2520
2521 void wxListMainWindow::HighlightLines( size_t lineFrom,
2522 size_t lineTo,
2523 bool highlight )
2524 {
2525 if ( IsVirtual() )
2526 {
2527 wxArrayInt linesChanged;
2528 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
2529 &linesChanged) )
2530 {
2531 // meny items changed state, refresh everything
2532 RefreshLines(lineFrom, lineTo);
2533 }
2534 else // only a few items changed state, refresh only them
2535 {
2536 size_t count = linesChanged.GetCount();
2537 for ( size_t n = 0; n < count; n++ )
2538 {
2539 RefreshLine(linesChanged[n]);
2540 }
2541 }
2542 }
2543 else // iterate over all items in non report view
2544 {
2545 for ( size_t line = lineFrom; line <= lineTo; line++ )
2546 {
2547 if ( HighlightLine(line, highlight) )
2548 RefreshLine(line);
2549 }
2550 }
2551 }
2552
2553 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
2554 {
2555 bool changed;
2556
2557 if ( IsVirtual() )
2558 {
2559 changed = m_selStore.SelectItem(line, highlight);
2560 }
2561 else // !virtual
2562 {
2563 wxListLineData *ld = GetLine(line);
2564 wxCHECK_MSG( ld, false, _T("invalid index in HighlightLine") );
2565
2566 changed = ld->Highlight(highlight);
2567 }
2568
2569 if ( changed )
2570 {
2571 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
2572 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
2573 }
2574
2575 return changed;
2576 }
2577
2578 void wxListMainWindow::RefreshLine( size_t line )
2579 {
2580 if ( InReportView() )
2581 {
2582 size_t visibleFrom, visibleTo;
2583 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2584
2585 if ( line < visibleFrom || line > visibleTo )
2586 return;
2587 }
2588
2589 wxRect rect = GetLineRect(line);
2590
2591 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2592 RefreshRect( rect );
2593 }
2594
2595 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
2596 {
2597 // we suppose that they are ordered by caller
2598 wxASSERT_MSG( lineFrom <= lineTo, _T("indices in disorder") );
2599
2600 wxASSERT_MSG( lineTo < GetItemCount(), _T("invalid line range") );
2601
2602 if ( InReportView() )
2603 {
2604 size_t visibleFrom, visibleTo;
2605 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2606
2607 if ( lineFrom < visibleFrom )
2608 lineFrom = visibleFrom;
2609 if ( lineTo > visibleTo )
2610 lineTo = visibleTo;
2611
2612 wxRect rect;
2613 rect.x = 0;
2614 rect.y = GetLineY(lineFrom);
2615 rect.width = GetClientSize().x;
2616 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
2617
2618 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2619 RefreshRect( rect );
2620 }
2621 else // !report
2622 {
2623 // TODO: this should be optimized...
2624 for ( size_t line = lineFrom; line <= lineTo; line++ )
2625 {
2626 RefreshLine(line);
2627 }
2628 }
2629 }
2630
2631 void wxListMainWindow::RefreshAfter( size_t lineFrom )
2632 {
2633 if ( InReportView() )
2634 {
2635 size_t visibleFrom, visibleTo;
2636 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2637
2638 if ( lineFrom < visibleFrom )
2639 lineFrom = visibleFrom;
2640 else if ( lineFrom > visibleTo )
2641 return;
2642
2643 wxRect rect;
2644 rect.x = 0;
2645 rect.y = GetLineY(lineFrom);
2646 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2647
2648 wxSize size = GetClientSize();
2649 rect.width = size.x;
2650
2651 // refresh till the bottom of the window
2652 rect.height = size.y - rect.y;
2653
2654 RefreshRect( rect );
2655 }
2656 else // !report
2657 {
2658 // TODO: how to do it more efficiently?
2659 m_dirty = true;
2660 }
2661 }
2662
2663 void wxListMainWindow::RefreshSelected()
2664 {
2665 if ( IsEmpty() )
2666 return;
2667
2668 size_t from, to;
2669 if ( InReportView() )
2670 {
2671 GetVisibleLinesRange(&from, &to);
2672 }
2673 else // !virtual
2674 {
2675 from = 0;
2676 to = GetItemCount() - 1;
2677 }
2678
2679 if ( HasCurrent() && m_current >= from && m_current <= to )
2680 RefreshLine(m_current);
2681
2682 for ( size_t line = from; line <= to; line++ )
2683 {
2684 // NB: the test works as expected even if m_current == -1
2685 if ( line != m_current && IsHighlighted(line) )
2686 RefreshLine(line);
2687 }
2688 }
2689
2690 void wxListMainWindow::Freeze()
2691 {
2692 m_freezeCount++;
2693 }
2694
2695 void wxListMainWindow::Thaw()
2696 {
2697 wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen list control?") );
2698
2699 if ( --m_freezeCount == 0 )
2700 Refresh();
2701 }
2702
2703 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2704 {
2705 // Note: a wxPaintDC must be constructed even if no drawing is
2706 // done (a Windows requirement).
2707 wxPaintDC dc( this );
2708
2709 if ( IsEmpty() || m_freezeCount )
2710 // nothing to draw or not the moment to draw it
2711 return;
2712
2713 if ( m_dirty )
2714 // delay the repainting until we calculate all the items positions
2715 return;
2716
2717 PrepareDC( dc );
2718
2719 int dev_x, dev_y;
2720 CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2721
2722 dc.SetFont( GetFont() );
2723
2724 if ( InReportView() )
2725 {
2726 int lineHeight = GetLineHeight();
2727
2728 size_t visibleFrom, visibleTo;
2729 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2730
2731 wxRect rectLine;
2732 int xOrig = dc.LogicalToDeviceX( 0 );
2733 int yOrig = dc.LogicalToDeviceY( 0 );
2734
2735 // tell the caller cache to cache the data
2736 if ( IsVirtual() )
2737 {
2738 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2739 GetParent()->GetId());
2740 evCache.SetEventObject( GetParent() );
2741 evCache.m_oldItemIndex = visibleFrom;
2742 evCache.m_itemIndex = visibleTo;
2743 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2744 }
2745
2746 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2747 {
2748 rectLine = GetLineRect(line);
2749
2750
2751 if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig,
2752 rectLine.width, rectLine.height) )
2753 {
2754 // don't redraw unaffected lines to avoid flicker
2755 continue;
2756 }
2757
2758 GetLine(line)->DrawInReportMode( &dc,
2759 rectLine,
2760 GetLineHighlightRect(line),
2761 IsHighlighted(line) );
2762 }
2763
2764 if ( HasFlag(wxLC_HRULES) )
2765 {
2766 wxPen pen(GetRuleColour(), 1, wxSOLID);
2767 wxSize clientSize = GetClientSize();
2768
2769 // Don't draw the first one
2770 for ( size_t i = visibleFrom + 1; i <= visibleTo; i++ )
2771 {
2772 dc.SetPen(pen);
2773 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2774 dc.DrawLine(0 - dev_x, i * lineHeight,
2775 clientSize.x - dev_x, i * lineHeight);
2776 }
2777
2778 // Draw last horizontal rule
2779 if ( visibleTo == GetItemCount() - 1 )
2780 {
2781 dc.SetPen( pen );
2782 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2783 dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight,
2784 clientSize.x - dev_x , (m_lineTo + 1) * lineHeight );
2785 }
2786 }
2787
2788 // Draw vertical rules if required
2789 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2790 {
2791 wxPen pen(GetRuleColour(), 1, wxSOLID);
2792 wxRect firstItemRect, lastItemRect;
2793
2794 GetItemRect(visibleFrom, firstItemRect);
2795 GetItemRect(visibleTo, lastItemRect);
2796 int x = firstItemRect.GetX();
2797 dc.SetPen(pen);
2798 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2799
2800 for (int col = 0; col < GetColumnCount(); col++)
2801 {
2802 int colWidth = GetColumnWidth(col);
2803 x += colWidth;
2804 dc.DrawLine(x - dev_x - 2, firstItemRect.GetY() - 1 - dev_y,
2805 x - dev_x - 2, lastItemRect.GetBottom() + 1 - dev_y);
2806 }
2807 }
2808 }
2809 else // !report
2810 {
2811 size_t count = GetItemCount();
2812 for ( size_t i = 0; i < count; i++ )
2813 {
2814 GetLine(i)->Draw( &dc );
2815 }
2816 }
2817
2818 #ifndef __WXMAC__
2819 // Don't draw rect outline under Mac at all.
2820 if ( HasCurrent() )
2821 {
2822 if ( m_hasFocus )
2823 {
2824 wxRect rect( GetLineHighlightRect( m_current ) );
2825 #ifndef __WXGTK20__
2826 dc.SetPen( *wxBLACK_PEN );
2827 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2828 dc.DrawRectangle( rect );
2829 #else
2830 wxRendererNative::Get().DrawItemSelectionRect( this, dc, rect, wxCONTROL_CURRENT|wxCONTROL_FOCUSED );
2831
2832 #endif
2833 }
2834 }
2835 #endif
2836 }
2837
2838 void wxListMainWindow::HighlightAll( bool on )
2839 {
2840 if ( IsSingleSel() )
2841 {
2842 wxASSERT_MSG( !on, _T("can't do this in a single selection control") );
2843
2844 // we just have one item to turn off
2845 if ( HasCurrent() && IsHighlighted(m_current) )
2846 {
2847 HighlightLine(m_current, false);
2848 RefreshLine(m_current);
2849 }
2850 }
2851 else // multi sel
2852 {
2853 HighlightLines(0, GetItemCount() - 1, on);
2854 }
2855 }
2856
2857 void wxListMainWindow::SendNotify( size_t line,
2858 wxEventType command,
2859 const wxPoint& point )
2860 {
2861 wxListEvent le( command, GetParent()->GetId() );
2862 le.SetEventObject( GetParent() );
2863
2864 le.m_itemIndex = line;
2865
2866 // set only for events which have position
2867 if ( point != wxDefaultPosition )
2868 le.m_pointDrag = point;
2869
2870 // don't try to get the line info for virtual list controls: the main
2871 // program has it anyhow and if we did it would result in accessing all
2872 // the lines, even those which are not visible now and this is precisely
2873 // what we're trying to avoid
2874 if ( !IsVirtual() )
2875 {
2876 if ( line != (size_t)-1 )
2877 {
2878 GetLine(line)->GetItem( 0, le.m_item );
2879 }
2880 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2881 }
2882 //else: there may be no more such item
2883
2884 GetParent()->GetEventHandler()->ProcessEvent( le );
2885 }
2886
2887 void wxListMainWindow::ChangeCurrent(size_t current)
2888 {
2889 m_current = current;
2890
2891 // as the current item changed, we shouldn't start editing it when the
2892 // "slow click" timer expires as the click happened on another item
2893 if ( m_renameTimer->IsRunning() )
2894 m_renameTimer->Stop();
2895
2896 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2897 }
2898
2899 wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass)
2900 {
2901 wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL,
2902 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
2903
2904 wxASSERT_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)),
2905 wxT("EditLabel() needs a text control") );
2906
2907 size_t itemEdit = (size_t)item;
2908
2909 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2910 le.SetEventObject( GetParent() );
2911 le.m_itemIndex = item;
2912 wxListLineData *data = GetLine(itemEdit);
2913 wxCHECK_MSG( data, NULL, _T("invalid index in EditLabel()") );
2914 data->GetItem( 0, le.m_item );
2915
2916 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
2917 {
2918 // vetoed by user code
2919 return NULL;
2920 }
2921
2922 // We have to call this here because the label in question might just have
2923 // been added and no screen update taken place.
2924 if ( m_dirty )
2925 {
2926 wxSafeYield();
2927
2928 // Pending events dispatched by wxSafeYield might have changed the item
2929 // count
2930 if ( (size_t)item >= GetItemCount() )
2931 return NULL;
2932 }
2933
2934 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
2935 m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item);
2936 return m_textctrlWrapper->GetText();
2937 }
2938
2939 void wxListMainWindow::OnRenameTimer()
2940 {
2941 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2942
2943 EditLabel( m_current );
2944 }
2945
2946 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
2947 {
2948 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2949 le.SetEventObject( GetParent() );
2950 le.m_itemIndex = itemEdit;
2951
2952 wxListLineData *data = GetLine(itemEdit);
2953
2954 wxCHECK_MSG( data, false, _T("invalid index in OnRenameAccept()") );
2955
2956 data->GetItem( 0, le.m_item );
2957 le.m_item.m_text = value;
2958 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
2959 le.IsAllowed();
2960 }
2961
2962 void wxListMainWindow::OnRenameCancelled(size_t itemEdit)
2963 {
2964 // let owner know that the edit was cancelled
2965 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2966
2967 le.SetEditCanceled(true);
2968
2969 le.SetEventObject( GetParent() );
2970 le.m_itemIndex = itemEdit;
2971
2972 wxListLineData *data = GetLine(itemEdit);
2973 wxCHECK_RET( data, _T("invalid index in OnRenameCancelled()") );
2974
2975 data->GetItem( 0, le.m_item );
2976 GetEventHandler()->ProcessEvent( le );
2977 }
2978
2979 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2980 {
2981
2982 #ifdef __WXMAC__
2983 // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly
2984 // shutdown the edit control when the mouse is clicked elsewhere on the
2985 // listctrl because the order of events is different (or something like
2986 // that), so explicitly end the edit if it is active.
2987 if ( event.LeftDown() && m_textctrlWrapper )
2988 m_textctrlWrapper->AcceptChangesAndFinish();
2989 #endif // __WXMAC__
2990
2991 if ( event.LeftDown() )
2992 SetFocus();
2993
2994 event.SetEventObject( GetParent() );
2995 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2996 return;
2997
2998 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2999 {
3000 // let the base handle mouse wheel events.
3001 event.Skip();
3002 return;
3003 }
3004
3005 if ( !HasCurrent() || IsEmpty() )
3006 {
3007 if (event.RightDown())
3008 {
3009 SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
3010 // Allow generation of context menu event
3011 event.Skip();
3012 }
3013 return;
3014 }
3015
3016 if (m_dirty)
3017 return;
3018
3019 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
3020 event.ButtonDClick()) )
3021 return;
3022
3023 int x = event.GetX();
3024 int y = event.GetY();
3025 CalcUnscrolledPosition( x, y, &x, &y );
3026
3027 // where did we hit it (if we did)?
3028 long hitResult = 0;
3029
3030 size_t count = GetItemCount(),
3031 current;
3032
3033 if ( InReportView() )
3034 {
3035 current = y / GetLineHeight();
3036 if ( current < count )
3037 hitResult = HitTestLine(current, x, y);
3038 }
3039 else // !report
3040 {
3041 // TODO: optimize it too! this is less simple than for report view but
3042 // enumerating all items is still not a way to do it!!
3043 for ( current = 0; current < count; current++ )
3044 {
3045 hitResult = HitTestLine(current, x, y);
3046 if ( hitResult )
3047 break;
3048 }
3049 }
3050
3051 if (event.Dragging())
3052 {
3053 if (m_dragCount == 0)
3054 {
3055 // we have to report the raw, physical coords as we want to be
3056 // able to call HitTest(event.m_pointDrag) from the user code to
3057 // get the item being dragged
3058 m_dragStart = event.GetPosition();
3059 }
3060
3061 m_dragCount++;
3062
3063 if (m_dragCount != 3)
3064 return;
3065
3066 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
3067 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
3068
3069 wxListEvent le( command, GetParent()->GetId() );
3070 le.SetEventObject( GetParent() );
3071 le.m_itemIndex = m_lineLastClicked;
3072 le.m_pointDrag = m_dragStart;
3073 GetParent()->GetEventHandler()->ProcessEvent( le );
3074
3075 return;
3076 }
3077 else
3078 {
3079 m_dragCount = 0;
3080 }
3081
3082 if ( !hitResult )
3083 {
3084 // outside of any item
3085 if (event.RightDown())
3086 {
3087 SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
3088 // Allow generation of context menu event
3089 event.Skip();
3090 }
3091 else
3092 {
3093 // reset the selection and bail out
3094 HighlightAll(false);
3095 }
3096
3097 return;
3098 }
3099
3100 bool forceClick = false;
3101 if (event.ButtonDClick())
3102 {
3103 if ( m_renameTimer->IsRunning() )
3104 m_renameTimer->Stop();
3105
3106 m_lastOnSame = false;
3107
3108 if ( current == m_lineLastClicked )
3109 {
3110 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3111
3112 return;
3113 }
3114 else
3115 {
3116 // The first click was on another item, so don't interpret this as
3117 // a double click, but as a simple click instead
3118 forceClick = true;
3119 }
3120 }
3121
3122 if (event.LeftUp())
3123 {
3124 if (m_lineSelectSingleOnUp != (size_t)-1)
3125 {
3126 // select single line
3127 HighlightAll( false );
3128 ReverseHighlight(m_lineSelectSingleOnUp);
3129 }
3130
3131 if (m_lastOnSame)
3132 {
3133 if ((current == m_current) &&
3134 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
3135 HasFlag(wxLC_EDIT_LABELS) )
3136 {
3137 m_renameTimer->Start( 100, true );
3138 }
3139 }
3140
3141 m_lastOnSame = false;
3142 m_lineSelectSingleOnUp = (size_t)-1;
3143 }
3144 else
3145 {
3146 // This is necessary, because after a DnD operation in
3147 // from and to ourself, the up event is swallowed by the
3148 // DnD code. So on next non-up event (which means here and
3149 // now) m_lineSelectSingleOnUp should be reset.
3150 m_lineSelectSingleOnUp = (size_t)-1;
3151 }
3152 if (event.RightDown())
3153 {
3154 m_lineBeforeLastClicked = m_lineLastClicked;
3155 m_lineLastClicked = current;
3156
3157 // If the item is already selected, do not update the selection.
3158 // Multi-selections should not be cleared if a selected item is clicked.
3159 if (!IsHighlighted(current))
3160 {
3161 HighlightAll(false);
3162 ChangeCurrent(current);
3163 ReverseHighlight(m_current);
3164 }
3165
3166 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() );
3167
3168 // Allow generation of context menu event
3169 event.Skip();
3170 }
3171 else if (event.MiddleDown())
3172 {
3173 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
3174 }
3175 else if ( event.LeftDown() || forceClick )
3176 {
3177 m_lineBeforeLastClicked = m_lineLastClicked;
3178 m_lineLastClicked = current;
3179
3180 size_t oldCurrent = m_current;
3181 bool oldWasSelected = IsHighlighted(m_current);
3182
3183 bool cmdModifierDown = event.CmdDown();
3184 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
3185 {
3186 if ( IsSingleSel() || !IsHighlighted(current) )
3187 {
3188 HighlightAll( false );
3189
3190 ChangeCurrent(current);
3191
3192 ReverseHighlight(m_current);
3193 }
3194 else // multi sel & current is highlighted & no mod keys
3195 {
3196 m_lineSelectSingleOnUp = current;
3197 ChangeCurrent(current); // change focus
3198 }
3199 }
3200 else // multi sel & either ctrl or shift is down
3201 {
3202 if (cmdModifierDown)
3203 {
3204 ChangeCurrent(current);
3205
3206 ReverseHighlight(m_current);
3207 }
3208 else if (event.ShiftDown())
3209 {
3210 ChangeCurrent(current);
3211
3212 size_t lineFrom = oldCurrent,
3213 lineTo = current;
3214
3215 if ( lineTo < lineFrom )
3216 {
3217 lineTo = lineFrom;
3218 lineFrom = m_current;
3219 }
3220
3221 HighlightLines(lineFrom, lineTo);
3222 }
3223 else // !ctrl, !shift
3224 {
3225 // test in the enclosing if should make it impossible
3226 wxFAIL_MSG( _T("how did we get here?") );
3227 }
3228 }
3229
3230 if (m_current != oldCurrent)
3231 RefreshLine( oldCurrent );
3232
3233 // forceClick is only set if the previous click was on another item
3234 m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected;
3235 }
3236 }
3237
3238 void wxListMainWindow::MoveToItem(size_t item)
3239 {
3240 if ( item == (size_t)-1 )
3241 return;
3242
3243 wxRect rect = GetLineRect(item);
3244
3245 int client_w, client_h;
3246 GetClientSize( &client_w, &client_h );
3247
3248 const int hLine = GetLineHeight();
3249
3250 int view_x = SCROLL_UNIT_X * GetScrollPos( wxHORIZONTAL );
3251 int view_y = hLine * GetScrollPos( wxVERTICAL );
3252
3253 if ( InReportView() )
3254 {
3255 // the next we need the range of lines shown it might be different,
3256 // so recalculate it
3257 ResetVisibleLinesRange();
3258
3259 if (rect.y < view_y)
3260 Scroll( -1, rect.y / hLine );
3261 if (rect.y + rect.height + 5 > view_y + client_h)
3262 Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine );
3263 }
3264 else // !report
3265 {
3266 if (rect.x-view_x < 5)
3267 Scroll( (rect.x - 5) / SCROLL_UNIT_X, -1 );
3268 if (rect.x + rect.width - 5 > view_x + client_w)
3269 Scroll( (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X, -1 );
3270 }
3271 }
3272
3273 // ----------------------------------------------------------------------------
3274 // keyboard handling
3275 // ----------------------------------------------------------------------------
3276
3277 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
3278 {
3279 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
3280 _T("invalid item index in OnArrowChar()") );
3281
3282 size_t oldCurrent = m_current;
3283
3284 // in single selection we just ignore Shift as we can't select several
3285 // items anyhow
3286 if ( event.ShiftDown() && !IsSingleSel() )
3287 {
3288 ChangeCurrent(newCurrent);
3289
3290 // refresh the old focus to remove it
3291 RefreshLine( oldCurrent );
3292
3293 // select all the items between the old and the new one
3294 if ( oldCurrent > newCurrent )
3295 {
3296 newCurrent = oldCurrent;
3297 oldCurrent = m_current;
3298 }
3299
3300 HighlightLines(oldCurrent, newCurrent);
3301 }
3302 else // !shift
3303 {
3304 // all previously selected items are unselected unless ctrl is held
3305 if ( !event.ControlDown() )
3306 HighlightAll(false);
3307
3308 ChangeCurrent(newCurrent);
3309
3310 // refresh the old focus to remove it
3311 RefreshLine( oldCurrent );
3312
3313 if ( !event.ControlDown() )
3314 {
3315 HighlightLine( m_current, true );
3316 }
3317 }
3318
3319 RefreshLine( m_current );
3320
3321 MoveToFocus();
3322 }
3323
3324 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
3325 {
3326 wxWindow *parent = GetParent();
3327
3328 // propagate the key event upwards
3329 wxKeyEvent ke( wxEVT_KEY_DOWN );
3330 ke.m_shiftDown = event.m_shiftDown;
3331 ke.m_controlDown = event.m_controlDown;
3332 ke.m_altDown = event.m_altDown;
3333 ke.m_metaDown = event.m_metaDown;
3334 ke.m_keyCode = event.m_keyCode;
3335 ke.m_x = event.m_x;
3336 ke.m_y = event.m_y;
3337 ke.SetEventObject( parent );
3338 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3339
3340 event.Skip();
3341 }
3342
3343 void wxListMainWindow::OnKeyUp( wxKeyEvent &event )
3344 {
3345 wxWindow *parent = GetParent();
3346
3347 // propagate the key event upwards
3348 wxKeyEvent ke( wxEVT_KEY_UP );
3349 ke.m_shiftDown = event.m_shiftDown;
3350 ke.m_controlDown = event.m_controlDown;
3351 ke.m_altDown = event.m_altDown;
3352 ke.m_metaDown = event.m_metaDown;
3353 ke.m_keyCode = event.m_keyCode;
3354 ke.m_x = event.m_x;
3355 ke.m_y = event.m_y;
3356 ke.SetEventObject( parent );
3357 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3358
3359 event.Skip();
3360 }
3361
3362 void wxListMainWindow::OnChar( wxKeyEvent &event )
3363 {
3364 wxWindow *parent = GetParent();
3365
3366 // send a list_key event up
3367 if ( HasCurrent() )
3368 {
3369 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, GetParent()->GetId() );
3370 le.m_itemIndex = m_current;
3371 GetLine(m_current)->GetItem( 0, le.m_item );
3372 le.m_code = event.GetKeyCode();
3373 le.SetEventObject( parent );
3374 parent->GetEventHandler()->ProcessEvent( le );
3375 }
3376
3377 // propagate the char event upwards
3378 wxKeyEvent ke( wxEVT_CHAR );
3379 ke.m_shiftDown = event.m_shiftDown;
3380 ke.m_controlDown = event.m_controlDown;
3381 ke.m_altDown = event.m_altDown;
3382 ke.m_metaDown = event.m_metaDown;
3383 ke.m_keyCode = event.m_keyCode;
3384 ke.m_x = event.m_x;
3385 ke.m_y = event.m_y;
3386 ke.SetEventObject( parent );
3387 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3388
3389 if (event.GetKeyCode() == WXK_TAB)
3390 {
3391 wxNavigationKeyEvent nevent;
3392 nevent.SetWindowChange( event.ControlDown() );
3393 nevent.SetDirection( !event.ShiftDown() );
3394 nevent.SetEventObject( GetParent()->GetParent() );
3395 nevent.SetCurrentFocus( m_parent );
3396 if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
3397 return;
3398 }
3399
3400 // no item -> nothing to do
3401 if (!HasCurrent())
3402 {
3403 event.Skip();
3404 return;
3405 }
3406
3407 // don't use m_linesPerPage directly as it might not be computed yet
3408 const int pageSize = GetCountPerPage();
3409 wxCHECK_RET( pageSize, _T("should have non zero page size") );
3410
3411 if (GetLayoutDirection() == wxLayout_RightToLeft)
3412 {
3413 if (event.GetKeyCode() == WXK_RIGHT)
3414 event.m_keyCode = WXK_LEFT;
3415 else if (event.GetKeyCode() == WXK_LEFT)
3416 event.m_keyCode = WXK_RIGHT;
3417 }
3418
3419 switch ( event.GetKeyCode() )
3420 {
3421 case WXK_UP:
3422 if ( m_current > 0 )
3423 OnArrowChar( m_current - 1, event );
3424 break;
3425
3426 case WXK_DOWN:
3427 if ( m_current < (size_t)GetItemCount() - 1 )
3428 OnArrowChar( m_current + 1, event );
3429 break;
3430
3431 case WXK_END:
3432 if (!IsEmpty())
3433 OnArrowChar( GetItemCount() - 1, event );
3434 break;
3435
3436 case WXK_HOME:
3437 if (!IsEmpty())
3438 OnArrowChar( 0, event );
3439 break;
3440
3441 case WXK_PAGEUP:
3442 {
3443 int steps = InReportView() ? pageSize - 1
3444 : m_current % pageSize;
3445
3446 int index = m_current - steps;
3447 if (index < 0)
3448 index = 0;
3449
3450 OnArrowChar( index, event );
3451 }
3452 break;
3453
3454 case WXK_PAGEDOWN:
3455 {
3456 int steps = InReportView()
3457 ? pageSize - 1
3458 : pageSize - (m_current % pageSize) - 1;
3459
3460 size_t index = m_current + steps;
3461 size_t count = GetItemCount();
3462 if ( index >= count )
3463 index = count - 1;
3464
3465 OnArrowChar( index, event );
3466 }
3467 break;
3468
3469 case WXK_LEFT:
3470 if ( !InReportView() )
3471 {
3472 int index = m_current - pageSize;
3473 if (index < 0)
3474 index = 0;
3475
3476 OnArrowChar( index, event );
3477 }
3478 break;
3479
3480 case WXK_RIGHT:
3481 if ( !InReportView() )
3482 {
3483 size_t index = m_current + pageSize;
3484
3485 size_t count = GetItemCount();
3486 if ( index >= count )
3487 index = count - 1;
3488
3489 OnArrowChar( index, event );
3490 }
3491 break;
3492
3493 case WXK_SPACE:
3494 if ( IsSingleSel() )
3495 {
3496 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3497
3498 if ( IsHighlighted(m_current) )
3499 {
3500 // don't unselect the item in single selection mode
3501 break;
3502 }
3503 //else: select it in ReverseHighlight() below if unselected
3504 }
3505
3506 ReverseHighlight(m_current);
3507 break;
3508
3509 case WXK_RETURN:
3510 case WXK_EXECUTE:
3511 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3512 break;
3513
3514 default:
3515 event.Skip();
3516 }
3517 }
3518
3519 // ----------------------------------------------------------------------------
3520 // focus handling
3521 // ----------------------------------------------------------------------------
3522
3523 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
3524 {
3525 if ( GetParent() )
3526 {
3527 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
3528 event.SetEventObject( GetParent() );
3529 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
3530 return;
3531 }
3532
3533 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
3534 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
3535 // which are already drawn correctly resulting in horrible flicker - avoid
3536 // it
3537 if ( !m_hasFocus )
3538 {
3539 m_hasFocus = true;
3540
3541 RefreshSelected();
3542 }
3543 }
3544
3545 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
3546 {
3547 if ( GetParent() )
3548 {
3549 wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() );
3550 event.SetEventObject( GetParent() );
3551 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
3552 return;
3553 }
3554
3555 m_hasFocus = false;
3556 RefreshSelected();
3557 }
3558
3559 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
3560 {
3561 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
3562 {
3563 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3564 }
3565 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
3566 {
3567 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3568 }
3569 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
3570 {
3571 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3572 }
3573 else if ( InReportView() && (m_small_image_list))
3574 {
3575 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3576 }
3577 }
3578
3579 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
3580 {
3581 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3582 {
3583 m_normal_image_list->GetSize( index, width, height );
3584 }
3585 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3586 {
3587 m_small_image_list->GetSize( index, width, height );
3588 }
3589 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
3590 {
3591 m_small_image_list->GetSize( index, width, height );
3592 }
3593 else if ( InReportView() && m_small_image_list )
3594 {
3595 m_small_image_list->GetSize( index, width, height );
3596 }
3597 else
3598 {
3599 width =
3600 height = 0;
3601 }
3602 }
3603
3604 int wxListMainWindow::GetTextLength( const wxString &s ) const
3605 {
3606 wxClientDC dc( wxConstCast(this, wxListMainWindow) );
3607 dc.SetFont( GetFont() );
3608
3609 wxCoord lw;
3610 dc.GetTextExtent( s, &lw, NULL );
3611
3612 return lw + AUTOSIZE_COL_MARGIN;
3613 }
3614
3615 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
3616 {
3617 m_dirty = true;
3618
3619 // calc the spacing from the icon size
3620 int width = 0, height = 0;
3621
3622 if ((imageList) && (imageList->GetImageCount()) )
3623 imageList->GetSize(0, width, height);
3624
3625 if (which == wxIMAGE_LIST_NORMAL)
3626 {
3627 m_normal_image_list = imageList;
3628 m_normal_spacing = width + 8;
3629 }
3630
3631 if (which == wxIMAGE_LIST_SMALL)
3632 {
3633 m_small_image_list = imageList;
3634 m_small_spacing = width + 14;
3635 m_lineHeight = 0; // ensure that the line height will be recalc'd
3636 }
3637 }
3638
3639 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3640 {
3641 m_dirty = true;
3642 if (isSmall)
3643 m_small_spacing = spacing;
3644 else
3645 m_normal_spacing = spacing;
3646 }
3647
3648 int wxListMainWindow::GetItemSpacing( bool isSmall )
3649 {
3650 return isSmall ? m_small_spacing : m_normal_spacing;
3651 }
3652
3653 // ----------------------------------------------------------------------------
3654 // columns
3655 // ----------------------------------------------------------------------------
3656
3657 void wxListMainWindow::SetColumn( int col, wxListItem &item )
3658 {
3659 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3660
3661 wxCHECK_RET( node, _T("invalid column index in SetColumn") );
3662
3663 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3664 item.m_width = GetTextLength( item.m_text );
3665
3666 wxListHeaderData *column = node->GetData();
3667 column->SetItem( item );
3668
3669 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3670 if ( headerWin )
3671 headerWin->m_dirty = true;
3672
3673 m_dirty = true;
3674
3675 // invalidate it as it has to be recalculated
3676 m_headerWidth = 0;
3677 }
3678
3679 void wxListMainWindow::SetColumnWidth( int col, int width )
3680 {
3681 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3682 _T("invalid column index") );
3683
3684 wxCHECK_RET( InReportView(),
3685 _T("SetColumnWidth() can only be called in report mode.") );
3686
3687 m_dirty = true;
3688 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3689 if ( headerWin )
3690 headerWin->m_dirty = true;
3691
3692 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3693 wxCHECK_RET( node, _T("no column?") );
3694
3695 wxListHeaderData *column = node->GetData();
3696
3697 size_t count = GetItemCount();
3698
3699 if (width == wxLIST_AUTOSIZE_USEHEADER)
3700 {
3701 width = GetTextLength(column->GetText());
3702 }
3703 else if ( width == wxLIST_AUTOSIZE )
3704 {
3705 if ( IsVirtual() )
3706 {
3707 // TODO: determine the max width somehow...
3708 width = WIDTH_COL_DEFAULT;
3709 }
3710 else // !virtual
3711 {
3712 wxClientDC dc(this);
3713 dc.SetFont( GetFont() );
3714
3715 int max = AUTOSIZE_COL_MARGIN;
3716
3717 // if the cached column width isn't valid then recalculate it
3718 if (m_aColWidths.Item(col)->bNeedsUpdate)
3719 {
3720 for (size_t i = 0; i < count; i++)
3721 {
3722 wxListLineData *line = GetLine( i );
3723 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
3724
3725 wxCHECK_RET( n, _T("no subitem?") );
3726
3727 wxListItemData *itemData = n->GetData();
3728 wxListItem item;
3729
3730 itemData->GetItem(item);
3731 int itemWidth = GetItemWidthWithImage(&item);
3732 if (itemWidth > max)
3733 max = itemWidth;
3734 }
3735
3736 m_aColWidths.Item(col)->bNeedsUpdate = false;
3737 m_aColWidths.Item(col)->nMaxWidth = max;
3738 }
3739
3740 max = m_aColWidths.Item(col)->nMaxWidth;
3741 width = max + AUTOSIZE_COL_MARGIN;
3742 }
3743 }
3744
3745 column->SetWidth( width );
3746
3747 // invalidate it as it has to be recalculated
3748 m_headerWidth = 0;
3749 }
3750
3751 int wxListMainWindow::GetHeaderWidth() const
3752 {
3753 if ( !m_headerWidth )
3754 {
3755 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3756
3757 size_t count = GetColumnCount();
3758 for ( size_t col = 0; col < count; col++ )
3759 {
3760 self->m_headerWidth += GetColumnWidth(col);
3761 }
3762 }
3763
3764 return m_headerWidth;
3765 }
3766
3767 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3768 {
3769 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3770 wxCHECK_RET( node, _T("invalid column index in GetColumn") );
3771
3772 wxListHeaderData *column = node->GetData();
3773 column->GetItem( item );
3774 }
3775
3776 int wxListMainWindow::GetColumnWidth( int col ) const
3777 {
3778 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
3779 wxCHECK_MSG( node, 0, _T("invalid column index") );
3780
3781 wxListHeaderData *column = node->GetData();
3782 return column->GetWidth();
3783 }
3784
3785 // ----------------------------------------------------------------------------
3786 // item state
3787 // ----------------------------------------------------------------------------
3788
3789 void wxListMainWindow::SetItem( wxListItem &item )
3790 {
3791 long id = item.m_itemId;
3792 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3793 _T("invalid item index in SetItem") );
3794
3795 if ( !IsVirtual() )
3796 {
3797 wxListLineData *line = GetLine((size_t)id);
3798 line->SetItem( item.m_col, item );
3799
3800 // Set item state if user wants
3801 if ( item.m_mask & wxLIST_MASK_STATE )
3802 SetItemState( item.m_itemId, item.m_state, item.m_state );
3803
3804 if (InReportView())
3805 {
3806 // update the Max Width Cache if needed
3807 int width = GetItemWidthWithImage(&item);
3808
3809 if (width > m_aColWidths.Item(item.m_col)->nMaxWidth)
3810 m_aColWidths.Item(item.m_col)->nMaxWidth = width;
3811 }
3812 }
3813
3814 // update the item on screen
3815 wxRect rectItem;
3816 GetItemRect(id, rectItem);
3817 RefreshRect(rectItem);
3818 }
3819
3820 void wxListMainWindow::SetItemStateAll(long state, long stateMask)
3821 {
3822 if ( IsEmpty() )
3823 return;
3824
3825 // first deal with selection
3826 if ( stateMask & wxLIST_STATE_SELECTED )
3827 {
3828 // set/clear select state
3829 if ( IsVirtual() )
3830 {
3831 // optimized version for virtual listctrl.
3832 m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED);
3833 Refresh();
3834 }
3835 else if ( state & wxLIST_STATE_SELECTED )
3836 {
3837 const long count = GetItemCount();
3838 for( long i = 0; i < count; i++ )
3839 {
3840 SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
3841 }
3842
3843 }
3844 else
3845 {
3846 // clear for non virtual (somewhat optimized by using GetNextItem())
3847 long i = -1;
3848 while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 )
3849 {
3850 SetItemState( i, 0, wxLIST_STATE_SELECTED );
3851 }
3852 }
3853 }
3854
3855 if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) )
3856 {
3857 // unfocus all: only one item can be focussed, so clearing focus for
3858 // all items is simply clearing focus of the focussed item.
3859 SetItemState(m_current, state, stateMask);
3860 }
3861 //(setting focus to all items makes no sense, so it is not handled here.)
3862 }
3863
3864 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3865 {
3866 if ( litem == -1 )
3867 {
3868 SetItemStateAll(state, stateMask);
3869 return;
3870 }
3871
3872 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3873 _T("invalid list ctrl item index in SetItem") );
3874
3875 size_t oldCurrent = m_current;
3876 size_t item = (size_t)litem; // safe because of the check above
3877
3878 // do we need to change the focus?
3879 if ( stateMask & wxLIST_STATE_FOCUSED )
3880 {
3881 if ( state & wxLIST_STATE_FOCUSED )
3882 {
3883 // don't do anything if this item is already focused
3884 if ( item != m_current )
3885 {
3886 ChangeCurrent(item);
3887
3888 if ( oldCurrent != (size_t)-1 )
3889 {
3890 if ( IsSingleSel() )
3891 {
3892 HighlightLine(oldCurrent, false);
3893 }
3894
3895 RefreshLine(oldCurrent);
3896 }
3897
3898 RefreshLine( m_current );
3899 }
3900 }
3901 else // unfocus
3902 {
3903 // don't do anything if this item is not focused
3904 if ( item == m_current )
3905 {
3906 ResetCurrent();
3907
3908 if ( IsSingleSel() )
3909 {
3910 // we must unselect the old current item as well or we
3911 // might end up with more than one selected item in a
3912 // single selection control
3913 HighlightLine(oldCurrent, false);
3914 }
3915
3916 RefreshLine( oldCurrent );
3917 }
3918 }
3919 }
3920
3921 // do we need to change the selection state?
3922 if ( stateMask & wxLIST_STATE_SELECTED )
3923 {
3924 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3925
3926 if ( IsSingleSel() )
3927 {
3928 if ( on )
3929 {
3930 // selecting the item also makes it the focused one in the
3931 // single sel mode
3932 if ( m_current != item )
3933 {
3934 ChangeCurrent(item);
3935
3936 if ( oldCurrent != (size_t)-1 )
3937 {
3938 HighlightLine( oldCurrent, false );
3939 RefreshLine( oldCurrent );
3940 }
3941 }
3942 }
3943 else // off
3944 {
3945 // only the current item may be selected anyhow
3946 if ( item != m_current )
3947 return;
3948 }
3949 }
3950
3951 if ( HighlightLine(item, on) )
3952 {
3953 RefreshLine(item);
3954 }
3955 }
3956 }
3957
3958 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3959 {
3960 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3961 _T("invalid list ctrl item index in GetItemState()") );
3962
3963 int ret = wxLIST_STATE_DONTCARE;
3964
3965 if ( stateMask & wxLIST_STATE_FOCUSED )
3966 {
3967 if ( (size_t)item == m_current )
3968 ret |= wxLIST_STATE_FOCUSED;
3969 }
3970
3971 if ( stateMask & wxLIST_STATE_SELECTED )
3972 {
3973 if ( IsHighlighted(item) )
3974 ret |= wxLIST_STATE_SELECTED;
3975 }
3976
3977 return ret;
3978 }
3979
3980 void wxListMainWindow::GetItem( wxListItem &item ) const
3981 {
3982 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3983 _T("invalid item index in GetItem") );
3984
3985 wxListLineData *line = GetLine((size_t)item.m_itemId);
3986 line->GetItem( item.m_col, item );
3987
3988 // Get item state if user wants it
3989 if ( item.m_mask & wxLIST_MASK_STATE )
3990 item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED |
3991 wxLIST_STATE_FOCUSED );
3992 }
3993
3994 // ----------------------------------------------------------------------------
3995 // item count
3996 // ----------------------------------------------------------------------------
3997
3998 size_t wxListMainWindow::GetItemCount() const
3999 {
4000 return IsVirtual() ? m_countVirt : m_lines.GetCount();
4001 }
4002
4003 void wxListMainWindow::SetItemCount(long count)
4004 {
4005 m_selStore.SetItemCount(count);
4006 m_countVirt = count;
4007
4008 ResetVisibleLinesRange();
4009
4010 // scrollbars must be reset
4011 m_dirty = true;
4012 }
4013
4014 int wxListMainWindow::GetSelectedItemCount() const
4015 {
4016 // deal with the quick case first
4017 if ( IsSingleSel() )
4018 return HasCurrent() ? IsHighlighted(m_current) : false;
4019
4020 // virtual controls remmebers all its selections itself
4021 if ( IsVirtual() )
4022 return m_selStore.GetSelectedCount();
4023
4024 // TODO: we probably should maintain the number of items selected even for
4025 // non virtual controls as enumerating all lines is really slow...
4026 size_t countSel = 0;
4027 size_t count = GetItemCount();
4028 for ( size_t line = 0; line < count; line++ )
4029 {
4030 if ( GetLine(line)->IsHighlighted() )
4031 countSel++;
4032 }
4033
4034 return countSel;
4035 }
4036
4037 // ----------------------------------------------------------------------------
4038 // item position/size
4039 // ----------------------------------------------------------------------------
4040
4041 wxRect wxListMainWindow::GetViewRect() const
4042 {
4043 wxASSERT_MSG( !HasFlag(wxLC_REPORT | wxLC_LIST),
4044 _T("wxListCtrl::GetViewRect() only works in icon mode") );
4045
4046 // we need to find the longest/tallest label
4047 wxCoord xMax = 0, yMax = 0;
4048 const int count = GetItemCount();
4049 if ( count )
4050 {
4051 for ( int i = 0; i < count; i++ )
4052 {
4053 wxRect r;
4054 GetItemRect(i, r);
4055
4056 wxCoord x = r.GetRight(),
4057 y = r.GetBottom();
4058
4059 if ( x > xMax )
4060 xMax = x;
4061 if ( y > yMax )
4062 yMax = y;
4063 }
4064 }
4065
4066 // some fudge needed to make it look prettier
4067 xMax += 2 * EXTRA_BORDER_X;
4068 yMax += 2 * EXTRA_BORDER_Y;
4069
4070 // account for the scrollbars if necessary
4071 const wxSize sizeAll = GetClientSize();
4072 if ( xMax > sizeAll.x )
4073 yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
4074 if ( yMax > sizeAll.y )
4075 xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
4076
4077 return wxRect(0, 0, xMax, yMax);
4078 }
4079
4080 void wxListMainWindow::GetItemRect( long index, wxRect &rect ) const
4081 {
4082 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
4083 _T("invalid index in GetItemRect") );
4084
4085 // ensure that we're laid out, otherwise we could return nonsense
4086 if ( m_dirty )
4087 {
4088 wxConstCast(this, wxListMainWindow)->
4089 RecalculatePositions(true /* no refresh */);
4090 }
4091
4092 rect = GetLineRect((size_t)index);
4093
4094 CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
4095 }
4096
4097 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
4098 {
4099 wxRect rect;
4100 GetItemRect(item, rect);
4101
4102 pos.x = rect.x;
4103 pos.y = rect.y;
4104
4105 return true;
4106 }
4107
4108 // ----------------------------------------------------------------------------
4109 // geometry calculation
4110 // ----------------------------------------------------------------------------
4111
4112 void wxListMainWindow::RecalculatePositions(bool noRefresh)
4113 {
4114 const int lineHeight = GetLineHeight();
4115
4116 wxClientDC dc( this );
4117 dc.SetFont( GetFont() );
4118
4119 const size_t count = GetItemCount();
4120
4121 int iconSpacing;
4122 if ( HasFlag(wxLC_ICON) )
4123 iconSpacing = m_normal_spacing;
4124 else if ( HasFlag(wxLC_SMALL_ICON) )
4125 iconSpacing = m_small_spacing;
4126 else
4127 iconSpacing = 0;
4128
4129 // Note that we do not call GetClientSize() here but
4130 // GetSize() and subtract the border size for sunken
4131 // borders manually. This is technically incorrect,
4132 // but we need to know the client area's size WITHOUT
4133 // scrollbars here. Since we don't know if there are
4134 // any scrollbars, we use GetSize() instead. Another
4135 // solution would be to call SetScrollbars() here to
4136 // remove the scrollbars and call GetClientSize() then,
4137 // but this might result in flicker and - worse - will
4138 // reset the scrollbars to 0 which is not good at all
4139 // if you resize a dialog/window, but don't want to
4140 // reset the window scrolling. RR.
4141 // Furthermore, we actually do NOT subtract the border
4142 // width as 2 pixels is just the extra space which we
4143 // need around the actual content in the window. Other-
4144 // wise the text would e.g. touch the upper border. RR.
4145 int clientWidth,
4146 clientHeight;
4147 GetSize( &clientWidth, &clientHeight );
4148
4149 if ( InReportView() )
4150 {
4151 // all lines have the same height and we scroll one line per step
4152 int entireHeight = count * lineHeight + LINE_SPACING;
4153
4154 m_linesPerPage = clientHeight / lineHeight;
4155
4156 ResetVisibleLinesRange();
4157
4158 SetScrollbars( SCROLL_UNIT_X, lineHeight,
4159 GetHeaderWidth() / SCROLL_UNIT_X,
4160 (entireHeight + lineHeight - 1) / lineHeight,
4161 GetScrollPos(wxHORIZONTAL),
4162 GetScrollPos(wxVERTICAL),
4163 true );
4164 }
4165 else // !report
4166 {
4167 // we have 3 different layout strategies: either layout all items
4168 // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or
4169 // to arrange them in top to bottom, left to right (don't ask me why
4170 // not the other way round...) order
4171 if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) )
4172 {
4173 int x = EXTRA_BORDER_X;
4174 int y = EXTRA_BORDER_Y;
4175
4176 wxCoord widthMax = 0;
4177
4178 size_t i;
4179 for ( i = 0; i < count; i++ )
4180 {
4181 wxListLineData *line = GetLine(i);
4182 line->CalculateSize( &dc, iconSpacing );
4183 line->SetPosition( x, y, iconSpacing );
4184
4185 wxSize sizeLine = GetLineSize(i);
4186
4187 if ( HasFlag(wxLC_ALIGN_TOP) )
4188 {
4189 if ( sizeLine.x > widthMax )
4190 widthMax = sizeLine.x;
4191
4192 y += sizeLine.y;
4193 }
4194 else // wxLC_ALIGN_LEFT
4195 {
4196 x += sizeLine.x + MARGIN_BETWEEN_ROWS;
4197 }
4198 }
4199
4200 if ( HasFlag(wxLC_ALIGN_TOP) )
4201 {
4202 // traverse the items again and tweak their sizes so that they are
4203 // all the same in a row
4204 for ( i = 0; i < count; i++ )
4205 {
4206 wxListLineData *line = GetLine(i);
4207 line->m_gi->ExtendWidth(widthMax);
4208 }
4209 }
4210
4211 SetScrollbars
4212 (
4213 SCROLL_UNIT_X,
4214 lineHeight,
4215 (x + SCROLL_UNIT_X) / SCROLL_UNIT_X,
4216 (y + lineHeight) / lineHeight,
4217 GetScrollPos( wxHORIZONTAL ),
4218 GetScrollPos( wxVERTICAL ),
4219 true
4220 );
4221 }
4222 else // "flowed" arrangement, the most complicated case
4223 {
4224 // at first we try without any scrollbars, if the items don't fit into
4225 // the window, we recalculate after subtracting the space taken by the
4226 // scrollbar
4227
4228 int entireWidth = 0;
4229
4230 for (int tries = 0; tries < 2; tries++)
4231 {
4232 entireWidth = 2 * EXTRA_BORDER_X;
4233
4234 if (tries == 1)
4235 {
4236 // Now we have decided that the items do not fit into the
4237 // client area, so we need a scrollbar
4238 entireWidth += SCROLL_UNIT_X;
4239 }
4240
4241 int x = EXTRA_BORDER_X;
4242 int y = EXTRA_BORDER_Y;
4243 int maxWidthInThisRow = 0;
4244
4245 m_linesPerPage = 0;
4246 int currentlyVisibleLines = 0;
4247
4248 for (size_t i = 0; i < count; i++)
4249 {
4250 currentlyVisibleLines++;
4251 wxListLineData *line = GetLine( i );
4252 line->CalculateSize( &dc, iconSpacing );
4253 line->SetPosition( x, y, iconSpacing );
4254
4255 wxSize sizeLine = GetLineSize( i );
4256
4257 if ( maxWidthInThisRow < sizeLine.x )
4258 maxWidthInThisRow = sizeLine.x;
4259
4260 y += sizeLine.y;
4261 if (currentlyVisibleLines > m_linesPerPage)
4262 m_linesPerPage = currentlyVisibleLines;
4263
4264 if ( y + sizeLine.y >= clientHeight )
4265 {
4266 currentlyVisibleLines = 0;
4267 y = EXTRA_BORDER_Y;
4268 maxWidthInThisRow += MARGIN_BETWEEN_ROWS;
4269 x += maxWidthInThisRow;
4270 entireWidth += maxWidthInThisRow;
4271 maxWidthInThisRow = 0;
4272 }
4273
4274 // We have reached the last item.
4275 if ( i == count - 1 )
4276 entireWidth += maxWidthInThisRow;
4277
4278 if ( (tries == 0) &&
4279 (entireWidth + SCROLL_UNIT_X > clientWidth) )
4280 {
4281 clientHeight -= wxSystemSettings::
4282 GetMetric(wxSYS_HSCROLL_Y);
4283 m_linesPerPage = 0;
4284 break;
4285 }
4286
4287 if ( i == count - 1 )
4288 tries = 1; // Everything fits, no second try required.
4289 }
4290 }
4291
4292 SetScrollbars
4293 (
4294 SCROLL_UNIT_X,
4295 lineHeight,
4296 (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X,
4297 0,
4298 GetScrollPos( wxHORIZONTAL ),
4299 0,
4300 true
4301 );
4302 }
4303 }
4304
4305 if ( !noRefresh )
4306 {
4307 // FIXME: why should we call it from here?
4308 UpdateCurrent();
4309
4310 RefreshAll();
4311 }
4312 }
4313
4314 void wxListMainWindow::RefreshAll()
4315 {
4316 m_dirty = false;
4317 Refresh();
4318
4319 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
4320 if ( headerWin && headerWin->m_dirty )
4321 {
4322 headerWin->m_dirty = false;
4323 headerWin->Refresh();
4324 }
4325 }
4326
4327 void wxListMainWindow::UpdateCurrent()
4328 {
4329 if ( !HasCurrent() && !IsEmpty() )
4330 ChangeCurrent(0);
4331 }
4332
4333 long wxListMainWindow::GetNextItem( long item,
4334 int WXUNUSED(geometry),
4335 int state ) const
4336 {
4337 long ret = item,
4338 max = GetItemCount();
4339 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
4340 _T("invalid listctrl index in GetNextItem()") );
4341
4342 // notice that we start with the next item (or the first one if item == -1)
4343 // and this is intentional to allow writing a simple loop to iterate over
4344 // all selected items
4345 ret++;
4346 if ( ret == max )
4347 // this is not an error because the index was OK initially,
4348 // just no such item
4349 return -1;
4350
4351 if ( !state )
4352 // any will do
4353 return (size_t)ret;
4354
4355 size_t count = GetItemCount();
4356 for ( size_t line = (size_t)ret; line < count; line++ )
4357 {
4358 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
4359 return line;
4360
4361 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
4362 return line;
4363 }
4364
4365 return -1;
4366 }
4367
4368 // ----------------------------------------------------------------------------
4369 // deleting stuff
4370 // ----------------------------------------------------------------------------
4371
4372 void wxListMainWindow::DeleteItem( long lindex )
4373 {
4374 size_t count = GetItemCount();
4375
4376 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
4377 _T("invalid item index in DeleteItem") );
4378
4379 size_t index = (size_t)lindex;
4380
4381 // we don't need to adjust the index for the previous items
4382 if ( HasCurrent() && m_current >= index )
4383 {
4384 // if the current item is being deleted, we want the next one to
4385 // become selected - unless there is no next one - so don't adjust
4386 // m_current in this case
4387 if ( m_current != index || m_current == count - 1 )
4388 m_current--;
4389 }
4390
4391 if ( InReportView() )
4392 {
4393 // mark the Column Max Width cache as dirty if the items in the line
4394 // we're deleting contain the Max Column Width
4395 wxListLineData * const line = GetLine(index);
4396 wxListItemDataList::compatibility_iterator n;
4397 wxListItemData *itemData;
4398 wxListItem item;
4399 int itemWidth;
4400
4401 for (size_t i = 0; i < m_columns.GetCount(); i++)
4402 {
4403 n = line->m_items.Item( i );
4404 itemData = n->GetData();
4405 itemData->GetItem(item);
4406
4407 itemWidth = GetItemWidthWithImage(&item);
4408
4409 if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth)
4410 m_aColWidths.Item(i)->bNeedsUpdate = true;
4411 }
4412
4413 ResetVisibleLinesRange();
4414 }
4415
4416 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition );
4417
4418 if ( IsVirtual() )
4419 {
4420 m_countVirt--;
4421 m_selStore.OnItemDelete(index);
4422 }
4423 else
4424 {
4425 m_lines.RemoveAt( index );
4426 }
4427
4428 // we need to refresh the (vert) scrollbar as the number of items changed
4429 m_dirty = true;
4430
4431 RefreshAfter(index);
4432 }
4433
4434 void wxListMainWindow::DeleteColumn( int col )
4435 {
4436 wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col );
4437
4438 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
4439
4440 m_dirty = true;
4441 delete node->GetData();
4442 m_columns.Erase( node );
4443
4444 if ( !IsVirtual() )
4445 {
4446 // update all the items
4447 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4448 {
4449 wxListLineData * const line = GetLine(i);
4450 wxListItemDataList::compatibility_iterator n = line->m_items.Item( col );
4451 delete n->GetData();
4452 line->m_items.Erase(n);
4453 }
4454 }
4455
4456 if ( InReportView() ) // we only cache max widths when in Report View
4457 {
4458 delete m_aColWidths.Item(col);
4459 m_aColWidths.RemoveAt(col);
4460 }
4461
4462 // invalidate it as it has to be recalculated
4463 m_headerWidth = 0;
4464 }
4465
4466 void wxListMainWindow::DoDeleteAllItems()
4467 {
4468 if ( IsEmpty() )
4469 // nothing to do - in particular, don't send the event
4470 return;
4471
4472 ResetCurrent();
4473
4474 // to make the deletion of all items faster, we don't send the
4475 // notifications for each item deletion in this case but only one event
4476 // for all of them: this is compatible with wxMSW and documented in
4477 // DeleteAllItems() description
4478
4479 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
4480 event.SetEventObject( GetParent() );
4481 GetParent()->GetEventHandler()->ProcessEvent( event );
4482
4483 if ( IsVirtual() )
4484 {
4485 m_countVirt = 0;
4486 m_selStore.Clear();
4487 }
4488
4489 if ( InReportView() )
4490 {
4491 ResetVisibleLinesRange();
4492 for (size_t i = 0; i < m_aColWidths.GetCount(); i++)
4493 {
4494 m_aColWidths.Item(i)->bNeedsUpdate = true;
4495 }
4496 }
4497
4498 m_lines.Clear();
4499 }
4500
4501 void wxListMainWindow::DeleteAllItems()
4502 {
4503 DoDeleteAllItems();
4504
4505 RecalculatePositions();
4506 }
4507
4508 void wxListMainWindow::DeleteEverything()
4509 {
4510 WX_CLEAR_LIST(wxListHeaderDataList, m_columns);
4511 WX_CLEAR_ARRAY(m_aColWidths);
4512
4513 DeleteAllItems();
4514 }
4515
4516 // ----------------------------------------------------------------------------
4517 // scanning for an item
4518 // ----------------------------------------------------------------------------
4519
4520 void wxListMainWindow::EnsureVisible( long index )
4521 {
4522 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
4523 _T("invalid index in EnsureVisible") );
4524
4525 // We have to call this here because the label in question might just have
4526 // been added and its position is not known yet
4527 if ( m_dirty )
4528 RecalculatePositions(true /* no refresh */);
4529
4530 MoveToItem((size_t)index);
4531 }
4532
4533 long wxListMainWindow::FindItem(long start, const wxString& str, bool partial )
4534 {
4535 if (str.empty())
4536 return wxNOT_FOUND;
4537
4538 long pos = start;
4539 wxString str_upper = str.Upper();
4540 if (pos < 0)
4541 pos = 0;
4542
4543 size_t count = GetItemCount();
4544 for ( size_t i = (size_t)pos; i < count; i++ )
4545 {
4546 wxListLineData *line = GetLine(i);
4547 wxString line_upper = line->GetText(0).Upper();
4548 if (!partial)
4549 {
4550 if (line_upper == str_upper )
4551 return i;
4552 }
4553 else
4554 {
4555 if (line_upper.find(str_upper) == 0)
4556 return i;
4557 }
4558 }
4559
4560 return wxNOT_FOUND;
4561 }
4562
4563 long wxListMainWindow::FindItem(long start, wxUIntPtr data)
4564 {
4565 long pos = start;
4566 if (pos < 0)
4567 pos = 0;
4568
4569 size_t count = GetItemCount();
4570 for (size_t i = (size_t)pos; i < count; i++)
4571 {
4572 wxListLineData *line = GetLine(i);
4573 wxListItem item;
4574 line->GetItem( 0, item );
4575 if (item.m_data == data)
4576 return i;
4577 }
4578
4579 return wxNOT_FOUND;
4580 }
4581
4582 long wxListMainWindow::FindItem( const wxPoint& pt )
4583 {
4584 size_t topItem;
4585 GetVisibleLinesRange( &topItem, NULL );
4586
4587 wxPoint p;
4588 GetItemPosition( GetItemCount() - 1, p );
4589 if ( p.y == 0 )
4590 return topItem;
4591
4592 long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem );
4593 if ( id >= 0 && id < (long)GetItemCount() )
4594 return id;
4595
4596 return wxNOT_FOUND;
4597 }
4598
4599 long wxListMainWindow::HitTest( int x, int y, int &flags ) const
4600 {
4601 CalcUnscrolledPosition( x, y, &x, &y );
4602
4603 size_t count = GetItemCount();
4604
4605 if ( InReportView() )
4606 {
4607 size_t current = y / GetLineHeight();
4608 if ( current < count )
4609 {
4610 flags = HitTestLine(current, x, y);
4611 if ( flags )
4612 return current;
4613 }
4614 }
4615 else // !report
4616 {
4617 // TODO: optimize it too! this is less simple than for report view but
4618 // enumerating all items is still not a way to do it!!
4619 for ( size_t current = 0; current < count; current++ )
4620 {
4621 flags = HitTestLine(current, x, y);
4622 if ( flags )
4623 return current;
4624 }
4625 }
4626
4627 return wxNOT_FOUND;
4628 }
4629
4630 // ----------------------------------------------------------------------------
4631 // adding stuff
4632 // ----------------------------------------------------------------------------
4633
4634 void wxListMainWindow::InsertItem( wxListItem &item )
4635 {
4636 wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual control") );
4637
4638 int count = GetItemCount();
4639 wxCHECK_RET( item.m_itemId >= 0, _T("invalid item index") );
4640
4641 if (item.m_itemId > count)
4642 item.m_itemId = count;
4643
4644 size_t id = item.m_itemId;
4645
4646 m_dirty = true;
4647
4648 if ( InReportView() )
4649 {
4650 ResetVisibleLinesRange();
4651
4652 // calculate the width of the item and adjust the max column width
4653 wxColWidthInfo *pWidthInfo = m_aColWidths.Item(item.GetColumn());
4654 int width = GetItemWidthWithImage(&item);
4655 item.SetWidth(width);
4656 if (width > pWidthInfo->nMaxWidth)
4657 pWidthInfo->nMaxWidth = width;
4658 }
4659
4660 wxListLineData *line = new wxListLineData(this);
4661
4662 line->SetItem( item.m_col, item );
4663
4664 m_lines.Insert( line, id );
4665
4666 m_dirty = true;
4667
4668 // If an item is selected at or below the point of insertion, we need to
4669 // increment the member variables because the current row's index has gone
4670 // up by one
4671 if ( HasCurrent() && m_current >= id )
4672 m_current++;
4673
4674 SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM);
4675
4676 RefreshLines(id, GetItemCount() - 1);
4677 }
4678
4679 void wxListMainWindow::InsertColumn( long col, wxListItem &item )
4680 {
4681 m_dirty = true;
4682 if ( InReportView() )
4683 {
4684 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4685 item.m_width = GetTextLength( item.m_text );
4686
4687 wxListHeaderData *column = new wxListHeaderData( item );
4688 wxColWidthInfo *colWidthInfo = new wxColWidthInfo();
4689
4690 bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount());
4691 if ( insert )
4692 {
4693 wxListHeaderDataList::compatibility_iterator
4694 node = m_columns.Item( col );
4695 m_columns.Insert( node, column );
4696 m_aColWidths.Insert( colWidthInfo, col );
4697 }
4698 else
4699 {
4700 m_columns.Append( column );
4701 m_aColWidths.Add( colWidthInfo );
4702 }
4703
4704 if ( !IsVirtual() )
4705 {
4706 // update all the items
4707 for ( size_t i = 0; i < m_lines.GetCount(); i++ )
4708 {
4709 wxListLineData * const line = GetLine(i);
4710 wxListItemData * const data = new wxListItemData(this);
4711 if ( insert )
4712 line->m_items.Insert(col, data);
4713 else
4714 line->m_items.Append(data);
4715 }
4716 }
4717
4718 // invalidate it as it has to be recalculated
4719 m_headerWidth = 0;
4720 }
4721 }
4722
4723 int wxListMainWindow::GetItemWidthWithImage(wxListItem * item)
4724 {
4725 int width = 0;
4726 wxClientDC dc(this);
4727
4728 dc.SetFont( GetFont() );
4729
4730 if (item->GetImage() != -1)
4731 {
4732 int ix, iy;
4733 GetImageSize( item->GetImage(), ix, iy );
4734 width += ix + 5;
4735 }
4736
4737 if (!item->GetText().empty())
4738 {
4739 wxCoord w;
4740 dc.GetTextExtent( item->GetText(), &w, NULL );
4741 width += w;
4742 }
4743
4744 return width;
4745 }
4746
4747 // ----------------------------------------------------------------------------
4748 // sorting
4749 // ----------------------------------------------------------------------------
4750
4751 wxListCtrlCompare list_ctrl_compare_func_2;
4752 long list_ctrl_compare_data;
4753
4754 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4755 {
4756 wxListLineData *line1 = *arg1;
4757 wxListLineData *line2 = *arg2;
4758 wxListItem item;
4759 line1->GetItem( 0, item );
4760 wxUIntPtr data1 = item.m_data;
4761 line2->GetItem( 0, item );
4762 wxUIntPtr data2 = item.m_data;
4763 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4764 }
4765
4766 void wxListMainWindow::SortItems( wxListCtrlCompare fn, long data )
4767 {
4768 list_ctrl_compare_func_2 = fn;
4769 list_ctrl_compare_data = data;
4770 m_lines.Sort( list_ctrl_compare_func_1 );
4771 m_dirty = true;
4772 }
4773
4774 // ----------------------------------------------------------------------------
4775 // scrolling
4776 // ----------------------------------------------------------------------------
4777
4778 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4779 {
4780 // update our idea of which lines are shown when we redraw the window the
4781 // next time
4782 ResetVisibleLinesRange();
4783
4784 // FIXME
4785 #if ( defined(__WXGTK__) || defined(__WXMAC__) ) && !defined(__WXUNIVERSAL__)
4786 wxScrolledWindow::OnScroll(event);
4787 #else
4788 HandleOnScroll( event );
4789 #endif
4790
4791 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4792 {
4793 wxGenericListCtrl* lc = GetListCtrl();
4794 wxCHECK_RET( lc, _T("no listctrl window?") );
4795
4796 lc->m_headerWin->Refresh();
4797 lc->m_headerWin->Update();
4798 }
4799 }
4800
4801 int wxListMainWindow::GetCountPerPage() const
4802 {
4803 if ( !m_linesPerPage )
4804 {
4805 wxConstCast(this, wxListMainWindow)->
4806 m_linesPerPage = GetClientSize().y / GetLineHeight();
4807 }
4808
4809 return m_linesPerPage;
4810 }
4811
4812 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4813 {
4814 wxASSERT_MSG( InReportView(), _T("this is for report mode only") );
4815
4816 if ( m_lineFrom == (size_t)-1 )
4817 {
4818 size_t count = GetItemCount();
4819 if ( count )
4820 {
4821 m_lineFrom = GetScrollPos(wxVERTICAL);
4822
4823 // this may happen if SetScrollbars() hadn't been called yet
4824 if ( m_lineFrom >= count )
4825 m_lineFrom = count - 1;
4826
4827 // we redraw one extra line but this is needed to make the redrawing
4828 // logic work when there is a fractional number of lines on screen
4829 m_lineTo = m_lineFrom + m_linesPerPage;
4830 if ( m_lineTo >= count )
4831 m_lineTo = count - 1;
4832 }
4833 else // empty control
4834 {
4835 m_lineFrom = 0;
4836 m_lineTo = (size_t)-1;
4837 }
4838 }
4839
4840 wxASSERT_MSG( IsEmpty() ||
4841 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4842 _T("GetVisibleLinesRange() returns incorrect result") );
4843
4844 if ( from )
4845 *from = m_lineFrom;
4846 if ( to )
4847 *to = m_lineTo;
4848 }
4849
4850 // -------------------------------------------------------------------------------------
4851 // wxGenericListCtrl
4852 // -------------------------------------------------------------------------------------
4853
4854 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4855
4856 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl)
4857 EVT_SIZE(wxGenericListCtrl::OnSize)
4858 END_EVENT_TABLE()
4859
4860 wxGenericListCtrl::wxGenericListCtrl()
4861 {
4862 m_imageListNormal = (wxImageList *) NULL;
4863 m_imageListSmall = (wxImageList *) NULL;
4864 m_imageListState = (wxImageList *) NULL;
4865
4866 m_ownsImageListNormal =
4867 m_ownsImageListSmall =
4868 m_ownsImageListState = false;
4869
4870 m_mainWin = (wxListMainWindow*) NULL;
4871 m_headerWin = (wxListHeaderWindow*) NULL;
4872 m_headerHeight = 0;
4873 }
4874
4875 wxGenericListCtrl::~wxGenericListCtrl()
4876 {
4877 if (m_ownsImageListNormal)
4878 delete m_imageListNormal;
4879 if (m_ownsImageListSmall)
4880 delete m_imageListSmall;
4881 if (m_ownsImageListState)
4882 delete m_imageListState;
4883 }
4884
4885 void wxGenericListCtrl::CalculateAndSetHeaderHeight()
4886 {
4887 if ( m_headerWin )
4888 {
4889 #ifdef __WXMAC__
4890 SInt32 h;
4891 GetThemeMetric( kThemeMetricListHeaderHeight, &h );
4892 #else
4893 // we use 'g' to get the descent, too
4894 int w, h, d;
4895 m_headerWin->GetTextExtent(wxT("Hg"), &w, &h, &d);
4896 h += d + 2 * HEADER_OFFSET_Y + EXTRA_HEIGHT;
4897 #endif
4898
4899 // only update if changed
4900 if ( h != m_headerHeight )
4901 {
4902 m_headerHeight = h;
4903
4904 if ( HasHeader() )
4905 ResizeReportView(true);
4906 else //why is this needed if it doesn't have a header?
4907 m_headerWin->SetSize(m_headerWin->GetSize().x, m_headerHeight);
4908 }
4909 }
4910 }
4911
4912 void wxGenericListCtrl::CreateHeaderWindow()
4913 {
4914 m_headerWin = new wxListHeaderWindow
4915 (
4916 this, wxID_ANY, m_mainWin,
4917 wxPoint(0,0),
4918 wxSize(GetClientSize().x, m_headerHeight),
4919 wxTAB_TRAVERSAL
4920 );
4921 CalculateAndSetHeaderHeight();
4922 }
4923
4924 bool wxGenericListCtrl::Create(wxWindow *parent,
4925 wxWindowID id,
4926 const wxPoint &pos,
4927 const wxSize &size,
4928 long style,
4929 const wxValidator &validator,
4930 const wxString &name)
4931 {
4932 m_imageListNormal =
4933 m_imageListSmall =
4934 m_imageListState = (wxImageList *) NULL;
4935 m_ownsImageListNormal =
4936 m_ownsImageListSmall =
4937 m_ownsImageListState = false;
4938
4939 m_mainWin = (wxListMainWindow*) NULL;
4940 m_headerWin = (wxListHeaderWindow*) NULL;
4941
4942 m_headerHeight = 0;
4943
4944 if ( !(style & wxLC_MASK_TYPE) )
4945 {
4946 style = style | wxLC_LIST;
4947 }
4948
4949 if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
4950 return false;
4951
4952 // don't create the inner window with the border
4953 style &= ~wxBORDER_MASK;
4954
4955 m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0, 0), size, style );
4956
4957 #ifdef __WXMAC_CARBON__
4958 // Human Interface Guidelines ask us for a special font in this case
4959 if ( GetWindowVariant() == wxWINDOW_VARIANT_NORMAL )
4960 {
4961 wxFont font;
4962 font.MacCreateThemeFont( kThemeViewsFont );
4963 SetFont( font );
4964 }
4965 #endif
4966
4967 if ( InReportView() )
4968 {
4969 CreateHeaderWindow();
4970
4971 #ifdef __WXMAC_CARBON__
4972 if (m_headerWin)
4973 {
4974 wxFont font;
4975 font.MacCreateThemeFont( kThemeSmallSystemFont );
4976 m_headerWin->SetFont( font );
4977 CalculateAndSetHeaderHeight();
4978 }
4979 #endif
4980
4981 if ( HasFlag(wxLC_NO_HEADER) )
4982 // VZ: why do we create it at all then?
4983 m_headerWin->Show( false );
4984 }
4985
4986 SetInitialSize(size);
4987
4988 return true;
4989 }
4990
4991 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4992 {
4993 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4994 _T("wxLC_VIRTUAL can't be [un]set") );
4995
4996 long flag = GetWindowStyle();
4997
4998 if (add)
4999 {
5000 if (style & wxLC_MASK_TYPE)
5001 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
5002 if (style & wxLC_MASK_ALIGN)
5003 flag &= ~wxLC_MASK_ALIGN;
5004 if (style & wxLC_MASK_SORT)
5005 flag &= ~wxLC_MASK_SORT;
5006 }
5007
5008 if (add)
5009 flag |= style;
5010 else
5011 flag &= ~style;
5012
5013 SetWindowStyleFlag( flag );
5014 }
5015
5016 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
5017 {
5018 if (m_mainWin)
5019 {
5020 m_mainWin->DeleteEverything();
5021
5022 // has the header visibility changed?
5023 bool hasHeader = HasHeader();
5024 bool willHaveHeader = (flag & wxLC_REPORT) && !(flag & wxLC_NO_HEADER);
5025
5026 if ( hasHeader != willHaveHeader )
5027 {
5028 // toggle it
5029 if ( hasHeader )
5030 {
5031 if ( m_headerWin )
5032 {
5033 // don't delete, just hide, as we can reuse it later
5034 m_headerWin->Show(false);
5035 }
5036 //else: nothing to do
5037 }
5038 else // must show header
5039 {
5040 if (!m_headerWin)
5041 {
5042 CreateHeaderWindow();
5043 }
5044 else // already have it, just show
5045 {
5046 m_headerWin->Show( true );
5047 }
5048 }
5049
5050 ResizeReportView(willHaveHeader);
5051 }
5052 }
5053
5054 wxWindow::SetWindowStyleFlag( flag );
5055 }
5056
5057 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
5058 {
5059 m_mainWin->GetColumn( col, item );
5060 return true;
5061 }
5062
5063 bool wxGenericListCtrl::SetColumn( int col, wxListItem& item )
5064 {
5065 m_mainWin->SetColumn( col, item );
5066 return true;
5067 }
5068
5069 int wxGenericListCtrl::GetColumnWidth( int col ) const
5070 {
5071 return m_mainWin->GetColumnWidth( col );
5072 }
5073
5074 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
5075 {
5076 m_mainWin->SetColumnWidth( col, width );
5077 return true;
5078 }
5079
5080 int wxGenericListCtrl::GetCountPerPage() const
5081 {
5082 return m_mainWin->GetCountPerPage(); // different from Windows ?
5083 }
5084
5085 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
5086 {
5087 m_mainWin->GetItem( info );
5088 return true;
5089 }
5090
5091 bool wxGenericListCtrl::SetItem( wxListItem &info )
5092 {
5093 m_mainWin->SetItem( info );
5094 return true;
5095 }
5096
5097 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
5098 {
5099 wxListItem info;
5100 info.m_text = label;
5101 info.m_mask = wxLIST_MASK_TEXT;
5102 info.m_itemId = index;
5103 info.m_col = col;
5104 if ( imageId > -1 )
5105 {
5106 info.m_image = imageId;
5107 info.m_mask |= wxLIST_MASK_IMAGE;
5108 }
5109
5110 m_mainWin->SetItem(info);
5111 return true;
5112 }
5113
5114 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
5115 {
5116 return m_mainWin->GetItemState( item, stateMask );
5117 }
5118
5119 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
5120 {
5121 m_mainWin->SetItemState( item, state, stateMask );
5122 return true;
5123 }
5124
5125 bool
5126 wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
5127 {
5128 return SetItemColumnImage(item, 0, image);
5129 }
5130
5131 bool
5132 wxGenericListCtrl::SetItemColumnImage( long item, long column, int image )
5133 {
5134 wxListItem info;
5135 info.m_image = image;
5136 info.m_mask = wxLIST_MASK_IMAGE;
5137 info.m_itemId = item;
5138 info.m_col = column;
5139 m_mainWin->SetItem( info );
5140 return true;
5141 }
5142
5143 wxString wxGenericListCtrl::GetItemText( long item ) const
5144 {
5145 return m_mainWin->GetItemText(item);
5146 }
5147
5148 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
5149 {
5150 m_mainWin->SetItemText(item, str);
5151 }
5152
5153 wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const
5154 {
5155 wxListItem info;
5156 info.m_mask = wxLIST_MASK_DATA;
5157 info.m_itemId = item;
5158 m_mainWin->GetItem( info );
5159 return info.m_data;
5160 }
5161
5162 bool wxGenericListCtrl::SetItemData( long item, long data )
5163 {
5164 wxListItem info;
5165 info.m_mask = wxLIST_MASK_DATA;
5166 info.m_itemId = item;
5167 info.m_data = data;
5168 m_mainWin->SetItem( info );
5169 return true;
5170 }
5171
5172 wxRect wxGenericListCtrl::GetViewRect() const
5173 {
5174 return m_mainWin->GetViewRect();
5175 }
5176
5177 bool wxGenericListCtrl::GetItemRect( long item, wxRect &rect, int WXUNUSED(code) ) const
5178 {
5179 m_mainWin->GetItemRect( item, rect );
5180 if ( m_mainWin->HasHeader() )
5181 rect.y += m_headerHeight + 1;
5182 return true;
5183 }
5184
5185 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
5186 {
5187 m_mainWin->GetItemPosition( item, pos );
5188 return true;
5189 }
5190
5191 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
5192 {
5193 return 0;
5194 }
5195
5196 int wxGenericListCtrl::GetItemCount() const
5197 {
5198 return m_mainWin->GetItemCount();
5199 }
5200
5201 int wxGenericListCtrl::GetColumnCount() const
5202 {
5203 return m_mainWin->GetColumnCount();
5204 }
5205
5206 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
5207 {
5208 m_mainWin->SetItemSpacing( spacing, isSmall );
5209 }
5210
5211 wxSize wxGenericListCtrl::GetItemSpacing() const
5212 {
5213 const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON));
5214
5215 return wxSize(spacing, spacing);
5216 }
5217
5218 #if WXWIN_COMPATIBILITY_2_6
5219 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
5220 {
5221 return m_mainWin->GetItemSpacing( isSmall );
5222 }
5223 #endif // WXWIN_COMPATIBILITY_2_6
5224
5225 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
5226 {
5227 wxListItem info;
5228 info.m_itemId = item;
5229 info.SetTextColour( col );
5230 m_mainWin->SetItem( info );
5231 }
5232
5233 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
5234 {
5235 wxListItem info;
5236 info.m_itemId = item;
5237 m_mainWin->GetItem( info );
5238 return info.GetTextColour();
5239 }
5240
5241 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
5242 {
5243 wxListItem info;
5244 info.m_itemId = item;
5245 info.SetBackgroundColour( col );
5246 m_mainWin->SetItem( info );
5247 }
5248
5249 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
5250 {
5251 wxListItem info;
5252 info.m_itemId = item;
5253 m_mainWin->GetItem( info );
5254 return info.GetBackgroundColour();
5255 }
5256
5257 int wxGenericListCtrl::GetScrollPos( int orient ) const
5258 {
5259 return m_mainWin->GetScrollPos( orient );
5260 }
5261
5262 void wxGenericListCtrl::SetScrollPos( int orient, int pos, bool refresh )
5263 {
5264 m_mainWin->SetScrollPos( orient, pos, refresh );
5265 }
5266
5267 void wxGenericListCtrl::SetItemFont( long item, const wxFont &f )
5268 {
5269 wxListItem info;
5270 info.m_itemId = item;
5271 info.SetFont( f );
5272 m_mainWin->SetItem( info );
5273 }
5274
5275 wxFont wxGenericListCtrl::GetItemFont( long item ) const
5276 {
5277 wxListItem info;
5278 info.m_itemId = item;
5279 m_mainWin->GetItem( info );
5280 return info.GetFont();
5281 }
5282
5283 int wxGenericListCtrl::GetSelectedItemCount() const
5284 {
5285 return m_mainWin->GetSelectedItemCount();
5286 }
5287
5288 wxColour wxGenericListCtrl::GetTextColour() const
5289 {
5290 return GetForegroundColour();
5291 }
5292
5293 void wxGenericListCtrl::SetTextColour(const wxColour& col)
5294 {
5295 SetForegroundColour(col);
5296 }
5297
5298 long wxGenericListCtrl::GetTopItem() const
5299 {
5300 size_t top;
5301 m_mainWin->GetVisibleLinesRange(&top, NULL);
5302 return (long)top;
5303 }
5304
5305 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
5306 {
5307 return m_mainWin->GetNextItem( item, geom, state );
5308 }
5309
5310 wxImageList *wxGenericListCtrl::GetImageList(int which) const
5311 {
5312 if (which == wxIMAGE_LIST_NORMAL)
5313 return m_imageListNormal;
5314 else if (which == wxIMAGE_LIST_SMALL)
5315 return m_imageListSmall;
5316 else if (which == wxIMAGE_LIST_STATE)
5317 return m_imageListState;
5318
5319 return (wxImageList *) NULL;
5320 }
5321
5322 void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which )
5323 {
5324 if ( which == wxIMAGE_LIST_NORMAL )
5325 {
5326 if (m_ownsImageListNormal)
5327 delete m_imageListNormal;
5328 m_imageListNormal = imageList;
5329 m_ownsImageListNormal = false;
5330 }
5331 else if ( which == wxIMAGE_LIST_SMALL )
5332 {
5333 if (m_ownsImageListSmall)
5334 delete m_imageListSmall;
5335 m_imageListSmall = imageList;
5336 m_ownsImageListSmall = false;
5337 }
5338 else if ( which == wxIMAGE_LIST_STATE )
5339 {
5340 if (m_ownsImageListState)
5341 delete m_imageListState;
5342 m_imageListState = imageList;
5343 m_ownsImageListState = false;
5344 }
5345
5346 m_mainWin->SetImageList( imageList, which );
5347 }
5348
5349 void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which)
5350 {
5351 SetImageList(imageList, which);
5352 if ( which == wxIMAGE_LIST_NORMAL )
5353 m_ownsImageListNormal = true;
5354 else if ( which == wxIMAGE_LIST_SMALL )
5355 m_ownsImageListSmall = true;
5356 else if ( which == wxIMAGE_LIST_STATE )
5357 m_ownsImageListState = true;
5358 }
5359
5360 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
5361 {
5362 return 0;
5363 }
5364
5365 bool wxGenericListCtrl::DeleteItem( long item )
5366 {
5367 m_mainWin->DeleteItem( item );
5368 return true;
5369 }
5370
5371 bool wxGenericListCtrl::DeleteAllItems()
5372 {
5373 m_mainWin->DeleteAllItems();
5374 return true;
5375 }
5376
5377 bool wxGenericListCtrl::DeleteAllColumns()
5378 {
5379 size_t count = m_mainWin->m_columns.GetCount();
5380 for ( size_t n = 0; n < count; n++ )
5381 DeleteColumn( 0 );
5382 return true;
5383 }
5384
5385 void wxGenericListCtrl::ClearAll()
5386 {
5387 m_mainWin->DeleteEverything();
5388 }
5389
5390 bool wxGenericListCtrl::DeleteColumn( int col )
5391 {
5392 m_mainWin->DeleteColumn( col );
5393
5394 // if we don't have the header any longer, we need to relayout the window
5395 if ( !GetColumnCount() )
5396 ResizeReportView(false /* no header */);
5397 return true;
5398 }
5399
5400 wxTextCtrl *wxGenericListCtrl::EditLabel(long item,
5401 wxClassInfo* textControlClass)
5402 {
5403 return m_mainWin->EditLabel( item, textControlClass );
5404 }
5405
5406 wxTextCtrl *wxGenericListCtrl::GetEditControl() const
5407 {
5408 return m_mainWin->GetEditControl();
5409 }
5410
5411 bool wxGenericListCtrl::EnsureVisible( long item )
5412 {
5413 m_mainWin->EnsureVisible( item );
5414 return true;
5415 }
5416
5417 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
5418 {
5419 return m_mainWin->FindItem( start, str, partial );
5420 }
5421
5422 long wxGenericListCtrl::FindItem( long start, wxUIntPtr data )
5423 {
5424 return m_mainWin->FindItem( start, data );
5425 }
5426
5427 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt,
5428 int WXUNUSED(direction))
5429 {
5430 return m_mainWin->FindItem( pt );
5431 }
5432
5433 // TODO: sub item hit testing
5434 long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const
5435 {
5436 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
5437 }
5438
5439 long wxGenericListCtrl::InsertItem( wxListItem& info )
5440 {
5441 m_mainWin->InsertItem( info );
5442 return info.m_itemId;
5443 }
5444
5445 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
5446 {
5447 wxListItem info;
5448 info.m_text = label;
5449 info.m_mask = wxLIST_MASK_TEXT;
5450 info.m_itemId = index;
5451 return InsertItem( info );
5452 }
5453
5454 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
5455 {
5456 wxListItem info;
5457 info.m_mask = wxLIST_MASK_IMAGE;
5458 info.m_image = imageIndex;
5459 info.m_itemId = index;
5460 return InsertItem( info );
5461 }
5462
5463 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
5464 {
5465 wxListItem info;
5466 info.m_text = label;
5467 info.m_image = imageIndex;
5468 info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE;
5469 info.m_itemId = index;
5470 return InsertItem( info );
5471 }
5472
5473 long wxGenericListCtrl::InsertColumn( long col, wxListItem &item )
5474 {
5475 wxCHECK_MSG( m_headerWin, -1, _T("can't add column in non report mode") );
5476
5477 m_mainWin->InsertColumn( col, item );
5478
5479 // if we hadn't had a header before but have one now
5480 // then we need to relayout the window
5481 if ( GetColumnCount() == 1 && m_mainWin->HasHeader() )
5482 ResizeReportView(true /* have header */);
5483
5484 m_headerWin->Refresh();
5485
5486 return 0;
5487 }
5488
5489 long wxGenericListCtrl::InsertColumn( long col, const wxString &heading,
5490 int format, int width )
5491 {
5492 wxListItem item;
5493 item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
5494 item.m_text = heading;
5495 if (width >= -2)
5496 {
5497 item.m_mask |= wxLIST_MASK_WIDTH;
5498 item.m_width = width;
5499 }
5500
5501 item.m_format = format;
5502
5503 return InsertColumn( col, item );
5504 }
5505
5506 bool wxGenericListCtrl::ScrollList( int WXUNUSED(dx), int WXUNUSED(dy) )
5507 {
5508 return 0;
5509 }
5510
5511 // Sort items.
5512 // fn is a function which takes 3 long arguments: item1, item2, data.
5513 // item1 is the long data associated with a first item (NOT the index).
5514 // item2 is the long data associated with a second item (NOT the index).
5515 // data is the same value as passed to SortItems.
5516 // The return value is a negative number if the first item should precede the second
5517 // item, a positive number of the second item should precede the first,
5518 // or zero if the two items are equivalent.
5519 // data is arbitrary data to be passed to the sort function.
5520
5521 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, long data )
5522 {
5523 m_mainWin->SortItems( fn, data );
5524 return true;
5525 }
5526
5527 // ----------------------------------------------------------------------------
5528 // event handlers
5529 // ----------------------------------------------------------------------------
5530
5531 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
5532 {
5533 if ( !m_mainWin )
5534 return;
5535
5536 ResizeReportView(m_mainWin->HasHeader());
5537 m_mainWin->RecalculatePositions();
5538 }
5539
5540 void wxGenericListCtrl::ResizeReportView(bool showHeader)
5541 {
5542 int cw, ch;
5543 GetClientSize( &cw, &ch );
5544
5545 if ( showHeader )
5546 {
5547 m_headerWin->SetSize( 0, 0, cw, m_headerHeight );
5548 if(ch > m_headerHeight)
5549 m_mainWin->SetSize( 0, m_headerHeight + 1,
5550 cw, ch - m_headerHeight - 1 );
5551 else
5552 m_mainWin->SetSize( 0, m_headerHeight + 1,
5553 cw, 0);
5554 }
5555 else // no header window
5556 {
5557 m_mainWin->SetSize( 0, 0, cw, ch );
5558 }
5559 }
5560
5561 void wxGenericListCtrl::OnInternalIdle()
5562 {
5563 wxWindow::OnInternalIdle();
5564
5565 // do it only if needed
5566 if ( !m_mainWin->m_dirty )
5567 return;
5568
5569 m_mainWin->RecalculatePositions();
5570 }
5571
5572 // ----------------------------------------------------------------------------
5573 // font/colours
5574 // ----------------------------------------------------------------------------
5575
5576 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5577 {
5578 if (m_mainWin)
5579 {
5580 m_mainWin->SetBackgroundColour( colour );
5581 m_mainWin->m_dirty = true;
5582 }
5583
5584 return true;
5585 }
5586
5587 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5588 {
5589 if ( !wxWindow::SetForegroundColour( colour ) )
5590 return false;
5591
5592 if (m_mainWin)
5593 {
5594 m_mainWin->SetForegroundColour( colour );
5595 m_mainWin->m_dirty = true;
5596 }
5597
5598 if (m_headerWin)
5599 m_headerWin->SetForegroundColour( colour );
5600
5601 return true;
5602 }
5603
5604 bool wxGenericListCtrl::SetFont( const wxFont &font )
5605 {
5606 if ( !wxWindow::SetFont( font ) )
5607 return false;
5608
5609 if (m_mainWin)
5610 {
5611 m_mainWin->SetFont( font );
5612 m_mainWin->m_dirty = true;
5613 }
5614
5615 if (m_headerWin)
5616 {
5617 m_headerWin->SetFont( font );
5618 CalculateAndSetHeaderHeight();
5619 }
5620
5621 Refresh();
5622
5623 return true;
5624 }
5625
5626 // static
5627 wxVisualAttributes
5628 wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
5629 {
5630 #if _USE_VISATTR
5631 // Use the same color scheme as wxListBox
5632 return wxListBox::GetClassDefaultAttributes(variant);
5633 #else
5634 wxUnusedVar(variant);
5635 wxVisualAttributes attr;
5636 attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
5637 attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX);
5638 attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
5639 return attr;
5640 #endif
5641 }
5642
5643 // ----------------------------------------------------------------------------
5644 // methods forwarded to m_mainWin
5645 // ----------------------------------------------------------------------------
5646
5647 #if wxUSE_DRAG_AND_DROP
5648
5649 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5650 {
5651 m_mainWin->SetDropTarget( dropTarget );
5652 }
5653
5654 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5655 {
5656 return m_mainWin->GetDropTarget();
5657 }
5658
5659 #endif
5660
5661 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5662 {
5663 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false;
5664 }
5665
5666 wxColour wxGenericListCtrl::GetBackgroundColour() const
5667 {
5668 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5669 }
5670
5671 wxColour wxGenericListCtrl::GetForegroundColour() const
5672 {
5673 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5674 }
5675
5676 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5677 {
5678 #if wxUSE_MENUS
5679 return m_mainWin->PopupMenu( menu, x, y );
5680 #else
5681 return false;
5682 #endif
5683 }
5684
5685 void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
5686 {
5687 m_mainWin->DoClientToScreen(x, y);
5688 }
5689
5690 void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
5691 {
5692 m_mainWin->DoScreenToClient(x, y);
5693 }
5694
5695 void wxGenericListCtrl::SetFocus()
5696 {
5697 // The test in window.cpp fails as we are a composite
5698 // window, so it checks against "this", but not m_mainWin.
5699 if ( DoFindFocus() != this )
5700 m_mainWin->SetFocus();
5701 }
5702
5703 wxSize wxGenericListCtrl::DoGetBestSize() const
5704 {
5705 // Something is better than nothing...
5706 // 100x80 is what the MSW version will get from the default
5707 // wxControl::DoGetBestSize
5708 return wxSize(100, 80);
5709 }
5710
5711 // ----------------------------------------------------------------------------
5712 // virtual list control support
5713 // ----------------------------------------------------------------------------
5714
5715 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5716 {
5717 // this is a pure virtual function, in fact - which is not really pure
5718 // because the controls which are not virtual don't need to implement it
5719 wxFAIL_MSG( _T("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5720
5721 return wxEmptyString;
5722 }
5723
5724 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5725 {
5726 wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
5727 -1,
5728 wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
5729 return -1;
5730 }
5731
5732 int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
5733 {
5734 if (!column)
5735 return OnGetItemImage(item);
5736
5737 return -1;
5738 }
5739
5740 wxListItemAttr *
5741 wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
5742 {
5743 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5744 _T("invalid item index in OnGetItemAttr()") );
5745
5746 // no attributes by default
5747 return NULL;
5748 }
5749
5750 void wxGenericListCtrl::SetItemCount(long count)
5751 {
5752 wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
5753
5754 m_mainWin->SetItemCount(count);
5755 }
5756
5757 void wxGenericListCtrl::RefreshItem(long item)
5758 {
5759 m_mainWin->RefreshLine(item);
5760 }
5761
5762 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5763 {
5764 m_mainWin->RefreshLines(itemFrom, itemTo);
5765 }
5766
5767 // Generic wxListCtrl is more or less a container for two other
5768 // windows which drawings are done upon. These are namely
5769 // 'm_headerWin' and 'm_mainWin'.
5770 // Here we override 'virtual wxWindow::Refresh()' to mimic the
5771 // behaviour wxListCtrl has under wxMSW.
5772 //
5773 void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
5774 {
5775 if (!rect)
5776 {
5777 // The easy case, no rectangle specified.
5778 if (m_headerWin)
5779 m_headerWin->Refresh(eraseBackground);
5780
5781 if (m_mainWin)
5782 m_mainWin->Refresh(eraseBackground);
5783 }
5784 else
5785 {
5786 // Refresh the header window
5787 if (m_headerWin)
5788 {
5789 wxRect rectHeader = m_headerWin->GetRect();
5790 rectHeader.Intersect(*rect);
5791 if (rectHeader.GetWidth() && rectHeader.GetHeight())
5792 {
5793 int x, y;
5794 m_headerWin->GetPosition(&x, &y);
5795 rectHeader.Offset(-x, -y);
5796 m_headerWin->Refresh(eraseBackground, &rectHeader);
5797 }
5798 }
5799
5800 // Refresh the main window
5801 if (m_mainWin)
5802 {
5803 wxRect rectMain = m_mainWin->GetRect();
5804 rectMain.Intersect(*rect);
5805 if (rectMain.GetWidth() && rectMain.GetHeight())
5806 {
5807 int x, y;
5808 m_mainWin->GetPosition(&x, &y);
5809 rectMain.Offset(-x, -y);
5810 m_mainWin->Refresh(eraseBackground, &rectMain);
5811 }
5812 }
5813 }
5814 }
5815
5816 void wxGenericListCtrl::Freeze()
5817 {
5818 m_mainWin->Freeze();
5819 }
5820
5821 void wxGenericListCtrl::Thaw()
5822 {
5823 m_mainWin->Thaw();
5824 }
5825
5826 #endif // wxUSE_LISTCTRL