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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: 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 /*
12 TODO
13
14 1. we need to implement searching/sorting for virtual controls somehow
15 ?2. when changing selection the lines are refreshed twice
16 */
17
18 // ============================================================================
19 // declarations
20 // ============================================================================
21
22 // ----------------------------------------------------------------------------
23 // headers
24 // ----------------------------------------------------------------------------
25
26 #ifdef __GNUG__
27 #pragma implementation "listctrl.h"
28 #pragma implementation "listctrlbase.h"
29 #endif
30
31 // For compilers that support precompilation, includes "wx.h".
32 #include "wx/wxprec.h"
33
34 #ifdef __BORLANDC__
35 #pragma hdrstop
36 #endif
37
38 #if wxUSE_LISTCTRL
39
40 #ifndef WX_PRECOMP
41 #include "wx/app.h"
42
43 #include "wx/dynarray.h"
44
45 #include "wx/dcscreen.h"
46
47 #include "wx/textctrl.h"
48 #endif
49
50 #include "wx/imaglist.h"
51 #include "wx/listctrl.h"
52
53 #if defined(__WXGTK__)
54 #include <gtk/gtk.h>
55 #include "wx/gtk/win_gtk.h"
56 #endif
57
58 // ----------------------------------------------------------------------------
59 // events
60 // ----------------------------------------------------------------------------
61
62 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG)
63 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG)
64 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT)
65 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT)
66 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM)
67 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS)
68 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO)
69 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO)
70 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED)
71 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED)
72 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN)
73 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM)
74 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK)
75 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_RIGHT_CLICK)
76 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG)
77 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_DRAGGING)
78 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_END_DRAG)
79 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK)
80 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK)
81 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED)
82 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_FOCUSED)
83 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
84
85 // ----------------------------------------------------------------------------
86 // constants
87 // ----------------------------------------------------------------------------
88
89 // the height of the header window (FIXME: should depend on its font!)
90 static const int HEADER_HEIGHT = 23;
91
92 // the scrollbar units
93 static const int SCROLL_UNIT_X = 15;
94 static const int SCROLL_UNIT_Y = 15;
95
96 // the spacing between the lines (in report mode)
97 static const int LINE_SPACING = 0;
98
99 // extra margins around the text label
100 static const int EXTRA_WIDTH = 3;
101 static const int EXTRA_HEIGHT = 4;
102
103 // offset for the header window
104 static const int HEADER_OFFSET_X = 1;
105 static const int HEADER_OFFSET_Y = 1;
106
107 // when autosizing the columns, add some slack
108 static const int AUTOSIZE_COL_MARGIN = 10;
109
110 // default and minimal widths for the header columns
111 static const int WIDTH_COL_DEFAULT = 80;
112 static const int WIDTH_COL_MIN = 10;
113
114 // the space between the image and the text in the report mode
115 static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
116
117 // ============================================================================
118 // private classes
119 // ============================================================================
120
121 // ----------------------------------------------------------------------------
122 // wxSelectionStore
123 // ----------------------------------------------------------------------------
124
125 int CMPFUNC_CONV wxSizeTCmpFn(size_t n1, size_t n2) { return n1 - n2; }
126
127 WX_DEFINE_SORTED_EXPORTED_ARRAY(size_t, wxIndexArray);
128
129 // this class is used to store the selected items in the virtual list control
130 // (but it is not tied to list control and so can be used with other controls
131 // such as wxListBox in wxUniv)
132 //
133 // the idea is to make it really smart later (i.e. store the selections as an
134 // array of ranes + individual items) but, as I don't have time to do it now
135 // (this would require writing code to merge/break ranges and much more) keep
136 // it simple but define a clean interface to it which allows it to be made
137 // smarter later
138 class WXDLLEXPORT wxSelectionStore
139 {
140 public:
141 wxSelectionStore() : m_itemsSel(wxSizeTCmpFn) { Init(); }
142
143 // set the total number of items we handle
144 void SetItemCount(size_t count) { m_count = count; }
145
146 // special case of SetItemCount(0)
147 void Clear() { m_itemsSel.Clear(); m_count = 0; }
148
149 // must be called when a new item is inserted/added
150 void OnItemAdd(size_t item) { wxFAIL_MSG( _T("TODO") ); }
151
152 // must be called when an item is deleted
153 void OnItemDelete(size_t item);
154
155 // select one item, use SelectRange() insted if possible!
156 //
157 // returns true if the items selection really changed
158 bool SelectItem(size_t item, bool select = TRUE);
159
160 // select the range of items
161 //
162 // return true and fill the itemsChanged array with the indices of items
163 // which have changed state if "few" of them did, otherwise return false
164 // (meaning that too many items changed state to bother counting them
165 // individually)
166 bool SelectRange(size_t itemFrom, size_t itemTo,
167 bool select = TRUE,
168 wxArrayInt *itemsChanged = NULL);
169
170 // return true if the given item is selected
171 bool IsSelected(size_t item) const;
172
173 // return the total number of selected items
174 size_t GetSelectedCount() const
175 {
176 return m_defaultState ? m_count - m_itemsSel.GetCount()
177 : m_itemsSel.GetCount();
178 }
179
180 private:
181 // (re)init
182 void Init() { m_defaultState = FALSE; }
183
184 // the total number of items we handle
185 size_t m_count;
186
187 // the default state: normally, FALSE (i.e. off) but maybe set to TRUE if
188 // there are more selected items than non selected ones - this allows to
189 // handle selection of all items efficiently
190 bool m_defaultState;
191
192 // the array of items whose selection state is different from default
193 wxIndexArray m_itemsSel;
194
195 DECLARE_NO_COPY_CLASS(wxSelectionStore)
196 };
197
198 //-----------------------------------------------------------------------------
199 // wxListItemData (internal)
200 //-----------------------------------------------------------------------------
201
202 class WXDLLEXPORT wxListItemData
203 {
204 public:
205 wxListItemData(wxListMainWindow *owner);
206 ~wxListItemData();
207
208 void SetItem( const wxListItem &info );
209 void SetImage( int image ) { m_image = image; }
210 void SetData( long data ) { m_data = data; }
211 void SetPosition( int x, int y );
212 void SetSize( int width, int height );
213
214 bool HasText() const { return !m_text.empty(); }
215 const wxString& GetText() const { return m_text; }
216 void SetText(const wxString& text) { m_text = text; }
217
218 // we can't use empty string for measuring the string width/height, so
219 // always return something
220 wxString GetTextForMeasuring() const
221 {
222 wxString s = GetText();
223 if ( s.empty() )
224 s = _T('H');
225
226 return s;
227 }
228
229 bool IsHit( int x, int y ) const;
230
231 int GetX() const;
232 int GetY() const;
233 int GetWidth() const;
234 int GetHeight() const;
235
236 int GetImage() const { return m_image; }
237 bool HasImage() const { return GetImage() != -1; }
238
239 void GetItem( wxListItem &info ) const;
240
241 void SetAttr(wxListItemAttr *attr) { m_attr = attr; }
242 wxListItemAttr *GetAttr() const { return m_attr; }
243
244 public:
245 // the item image or -1
246 int m_image;
247
248 // user data associated with the item
249 long m_data;
250
251 // the item coordinates are not used in report mode, instead this pointer
252 // is NULL and the owner window is used to retrieve the item position and
253 // size
254 wxRect *m_rect;
255
256 // the list ctrl we are in
257 wxListMainWindow *m_owner;
258
259 // custom attributes or NULL
260 wxListItemAttr *m_attr;
261
262 protected:
263 // common part of all ctors
264 void Init();
265
266 wxString m_text;
267 };
268
269 //-----------------------------------------------------------------------------
270 // wxListHeaderData (internal)
271 //-----------------------------------------------------------------------------
272
273 class WXDLLEXPORT wxListHeaderData : public wxObject
274 {
275 public:
276 wxListHeaderData();
277 wxListHeaderData( const wxListItem &info );
278 void SetItem( const wxListItem &item );
279 void SetPosition( int x, int y );
280 void SetWidth( int w );
281 void SetFormat( int format );
282 void SetHeight( int h );
283 bool HasImage() const;
284
285 bool HasText() const { return !m_text.empty(); }
286 const wxString& GetText() const { return m_text; }
287 void SetText(const wxString& text) { m_text = text; }
288
289 void GetItem( wxListItem &item );
290
291 bool IsHit( int x, int y ) const;
292 int GetImage() const;
293 int GetWidth() const;
294 int GetFormat() const;
295
296 protected:
297 long m_mask;
298 int m_image;
299 wxString m_text;
300 int m_format;
301 int m_width;
302 int m_xpos,
303 m_ypos;
304 int m_height;
305
306 private:
307 void Init();
308 };
309
310 //-----------------------------------------------------------------------------
311 // wxListLineData (internal)
312 //-----------------------------------------------------------------------------
313
314 WX_DECLARE_LIST(wxListItemData, wxListItemDataList);
315 #include "wx/listimpl.cpp"
316 WX_DEFINE_LIST(wxListItemDataList);
317
318 class WXDLLEXPORT wxListLineData
319 {
320 public:
321 // the list of subitems: only may have more than one item in report mode
322 wxListItemDataList m_items;
323
324 // this is not used in report view
325 struct GeometryInfo
326 {
327 // total item rect
328 wxRect m_rectAll;
329
330 // label only
331 wxRect m_rectLabel;
332
333 // icon only
334 wxRect m_rectIcon;
335
336 // the part to be highlighted
337 wxRect m_rectHighlight;
338 } *m_gi;
339
340 // is this item selected? [NB: not used in virtual mode]
341 bool m_highlighted;
342
343 // back pointer to the list ctrl
344 wxListMainWindow *m_owner;
345
346 public:
347 wxListLineData(wxListMainWindow *owner);
348
349 ~wxListLineData() { delete m_gi; }
350
351 // are we in report mode?
352 inline bool InReportView() const;
353
354 // are we in virtual report mode?
355 inline bool IsVirtual() const;
356
357 // these 2 methods shouldn't be called for report view controls, in that
358 // case we determine our position/size ourselves
359
360 // calculate the size of the line
361 void CalculateSize( wxDC *dc, int spacing );
362
363 // remember the position this line appears at
364 void SetPosition( int x, int y, int window_width, int spacing );
365
366 // wxListCtrl API
367
368 void SetImage( int image ) { SetImage(0, image); }
369 int GetImage() const { return GetImage(0); }
370 bool HasImage() const { return GetImage() != -1; }
371 bool HasText() const { return !GetText(0).empty(); }
372
373 void SetItem( int index, const wxListItem &info );
374 void GetItem( int index, wxListItem &info );
375
376 wxString GetText(int index) const;
377 void SetText( int index, const wxString s );
378
379 wxListItemAttr *GetAttr() const;
380 void SetAttr(wxListItemAttr *attr);
381
382 // return true if the highlighting really changed
383 bool Highlight( bool on );
384
385 void ReverseHighlight();
386
387 bool IsHighlighted() const
388 {
389 wxASSERT_MSG( !IsVirtual(), _T("unexpected call to IsHighlighted") );
390
391 return m_highlighted;
392 }
393
394 // draw the line on the given DC in icon/list mode
395 void Draw( wxDC *dc );
396
397 // the same in report mode
398 void DrawInReportMode( wxDC *dc,
399 const wxRect& rect,
400 const wxRect& rectHL,
401 bool highlighted );
402
403 private:
404 // set the line to contain num items (only can be > 1 in report mode)
405 void InitItems( int num );
406
407 // get the mode (i.e. style) of the list control
408 inline int GetMode() const;
409
410 // prepare the DC for drawing with these item's attributes, return true if
411 // we need to draw the items background to highlight it, false otherwise
412 bool SetAttributes(wxDC *dc,
413 const wxListItemAttr *attr,
414 bool highlight);
415
416 // these are only used by GetImage/SetImage above, we don't support images
417 // with subitems at the public API level yet
418 void SetImage( int index, int image );
419 int GetImage( int index ) const;
420 };
421
422 WX_DECLARE_EXPORTED_OBJARRAY(wxListLineData, wxListLineDataArray);
423 #include "wx/arrimpl.cpp"
424 WX_DEFINE_OBJARRAY(wxListLineDataArray);
425
426 //-----------------------------------------------------------------------------
427 // wxListHeaderWindow (internal)
428 //-----------------------------------------------------------------------------
429
430 class WXDLLEXPORT wxListHeaderWindow : public wxWindow
431 {
432 protected:
433 wxListMainWindow *m_owner;
434 wxCursor *m_currentCursor;
435 wxCursor *m_resizeCursor;
436 bool m_isDragging;
437
438 // column being resized
439 int m_column;
440
441 // divider line position in logical (unscrolled) coords
442 int m_currentX;
443
444 // minimal position beyond which the divider line can't be dragged in
445 // logical coords
446 int m_minX;
447
448 public:
449 wxListHeaderWindow();
450
451 wxListHeaderWindow( wxWindow *win,
452 wxWindowID id,
453 wxListMainWindow *owner,
454 const wxPoint &pos = wxDefaultPosition,
455 const wxSize &size = wxDefaultSize,
456 long style = 0,
457 const wxString &name = "wxlistctrlcolumntitles" );
458
459 virtual ~wxListHeaderWindow();
460
461 void DoDrawRect( wxDC *dc, int x, int y, int w, int h );
462 void DrawCurrent();
463 void AdjustDC(wxDC& dc);
464
465 void OnPaint( wxPaintEvent &event );
466 void OnMouse( wxMouseEvent &event );
467 void OnSetFocus( wxFocusEvent &event );
468
469 // needs refresh
470 bool m_dirty;
471
472 private:
473 // common part of all ctors
474 void Init();
475
476 DECLARE_DYNAMIC_CLASS(wxListHeaderWindow)
477 DECLARE_EVENT_TABLE()
478 };
479
480 //-----------------------------------------------------------------------------
481 // wxListRenameTimer (internal)
482 //-----------------------------------------------------------------------------
483
484 class WXDLLEXPORT wxListRenameTimer: public wxTimer
485 {
486 private:
487 wxListMainWindow *m_owner;
488
489 public:
490 wxListRenameTimer( wxListMainWindow *owner );
491 void Notify();
492 };
493
494 //-----------------------------------------------------------------------------
495 // wxListTextCtrl (internal)
496 //-----------------------------------------------------------------------------
497
498 class WXDLLEXPORT wxListTextCtrl: public wxTextCtrl
499 {
500 private:
501 bool *m_accept;
502 wxString *m_res;
503 wxListMainWindow *m_owner;
504 wxString m_startValue;
505 bool m_finished;
506
507 public:
508 wxListTextCtrl() {}
509 wxListTextCtrl( wxWindow *parent, const wxWindowID id,
510 bool *accept, wxString *res, wxListMainWindow *owner,
511 const wxString &value = "",
512 const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize,
513 int style = 0,
514 const wxValidator& validator = wxDefaultValidator,
515 const wxString &name = "listctrltextctrl" );
516 void OnChar( wxKeyEvent &event );
517 void OnKeyUp( wxKeyEvent &event );
518 void OnKillFocus( wxFocusEvent &event );
519
520 private:
521 DECLARE_DYNAMIC_CLASS(wxListTextCtrl);
522 DECLARE_EVENT_TABLE()
523 };
524
525 //-----------------------------------------------------------------------------
526 // wxListMainWindow (internal)
527 //-----------------------------------------------------------------------------
528
529 WX_DECLARE_LIST(wxListHeaderData, wxListHeaderDataList);
530 #include "wx/listimpl.cpp"
531 WX_DEFINE_LIST(wxListHeaderDataList);
532
533 class WXDLLEXPORT wxListMainWindow : public wxScrolledWindow
534 {
535 public:
536 wxListMainWindow();
537 wxListMainWindow( wxWindow *parent,
538 wxWindowID id,
539 const wxPoint& pos = wxDefaultPosition,
540 const wxSize& size = wxDefaultSize,
541 long style = 0,
542 const wxString &name = _T("listctrlmainwindow") );
543
544 virtual ~wxListMainWindow();
545
546 bool HasFlag(int flag) const { return m_parent->HasFlag(flag); }
547
548 // return true if this is a virtual list control
549 bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); }
550
551 // return true if the control is in report mode
552 bool InReportView() const { return HasFlag(wxLC_REPORT); }
553
554 // return true if we are in single selection mode, false if multi sel
555 bool IsSingleSel() const { return HasFlag(wxLC_SINGLE_SEL); }
556
557 // do we have a header window?
558 bool HasHeader() const
559 { return HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER); }
560
561 void HighlightAll( bool on );
562
563 // all these functions only do something if the line is currently visible
564
565 // change the line "selected" state, return TRUE if it really changed
566 bool HighlightLine( size_t line, bool highlight = TRUE);
567
568 // as HighlightLine() but do it for the range of lines: this is incredibly
569 // more efficient for virtual list controls!
570 //
571 // NB: unlike HighlightLine() this one does refresh the lines on screen
572 void HighlightLines( size_t lineFrom, size_t lineTo, bool on = TRUE );
573
574 // toggle the line state and refresh it
575 void ReverseHighlight( size_t line )
576 { HighlightLine(line, !IsHighlighted(line)); RefreshLine(line); }
577
578 // return true if the line is highlighted
579 bool IsHighlighted(size_t line) const;
580
581 // refresh one or several lines at once
582 void RefreshLine( size_t line );
583 void RefreshLines( size_t lineFrom, size_t lineTo );
584
585 // refresh all selected items
586 void RefreshSelected();
587
588 // refresh all lines below the given one: the difference with
589 // RefreshLines() is that the index here might not be a valid one (happens
590 // when the last line is deleted)
591 void RefreshAfter( size_t lineFrom );
592
593 // the methods which are forwarded to wxListLineData itself in list/icon
594 // modes but are here because the lines don't store their positions in the
595 // report mode
596
597 // get the bound rect for the entire line
598 wxRect GetLineRect(size_t line) const;
599
600 // get the bound rect of the label
601 wxRect GetLineLabelRect(size_t line) const;
602
603 // get the bound rect of the items icon (only may be called if we do have
604 // an icon!)
605 wxRect GetLineIconRect(size_t line) const;
606
607 // get the rect to be highlighted when the item has focus
608 wxRect GetLineHighlightRect(size_t line) const;
609
610 // get the size of the total line rect
611 wxSize GetLineSize(size_t line) const
612 { return GetLineRect(line).GetSize(); }
613
614 // return the hit code for the corresponding position (in this line)
615 long HitTestLine(size_t line, int x, int y) const;
616
617 // bring the selected item into view, scrolling to it if necessary
618 void MoveToItem(size_t item);
619
620 // bring the current item into view
621 void MoveToFocus() { MoveToItem(m_current); }
622
623 // start editing the label of the given item
624 void EditLabel( long item );
625
626 // suspend/resume redrawing the control
627 void Freeze();
628 void Thaw();
629
630 void SetFocus();
631
632 void OnRenameTimer();
633 void OnRenameAccept();
634
635 void OnMouse( wxMouseEvent &event );
636
637 // called to switch the selection from the current item to newCurrent,
638 void OnArrowChar( size_t newCurrent, const wxKeyEvent& event );
639
640 void OnChar( wxKeyEvent &event );
641 void OnKeyDown( wxKeyEvent &event );
642 void OnSetFocus( wxFocusEvent &event );
643 void OnKillFocus( wxFocusEvent &event );
644 void OnScroll(wxScrollWinEvent& event) ;
645
646 void OnPaint( wxPaintEvent &event );
647
648 void DrawImage( int index, wxDC *dc, int x, int y );
649 void GetImageSize( int index, int &width, int &height ) const;
650 int GetTextLength( const wxString &s ) const;
651
652 void SetImageList( wxImageList *imageList, int which );
653 void SetItemSpacing( int spacing, bool isSmall = FALSE );
654 int GetItemSpacing( bool isSmall = FALSE );
655
656 void SetColumn( int col, wxListItem &item );
657 void SetColumnWidth( int col, int width );
658 void GetColumn( int col, wxListItem &item ) const;
659 int GetColumnWidth( int col ) const;
660 int GetColumnCount() const { return m_columns.GetCount(); }
661
662 // returns the sum of the heights of all columns
663 int GetHeaderWidth() const;
664
665 int GetCountPerPage() const;
666
667 void SetItem( wxListItem &item );
668 void GetItem( wxListItem &item );
669 void SetItemState( long item, long state, long stateMask );
670 int GetItemState( long item, long stateMask );
671 void GetItemRect( long index, wxRect &rect );
672 bool GetItemPosition( long item, wxPoint& pos );
673 int GetSelectedItemCount();
674
675 // set the scrollbars and update the positions of the items
676 void RecalculatePositions(bool noRefresh = FALSE);
677
678 // refresh the window and the header
679 void RefreshAll();
680
681 long GetNextItem( long item, int geometry, int state );
682 void DeleteItem( long index );
683 void DeleteAllItems();
684 void DeleteColumn( int col );
685 void DeleteEverything();
686 void EnsureVisible( long index );
687 long FindItem( long start, const wxString& str, bool partial = FALSE );
688 long FindItem( long start, long data);
689 long HitTest( int x, int y, int &flags );
690 void InsertItem( wxListItem &item );
691 void InsertColumn( long col, wxListItem &item );
692 void SortItems( wxListCtrlCompare fn, long data );
693
694 size_t GetItemCount() const;
695 bool IsEmpty() const { return GetItemCount() == 0; }
696 void SetItemCount(long count);
697
698 // change the current (== focused) item, send a notification event
699 void ChangeCurrent(size_t current);
700 void ResetCurrent() { ChangeCurrent((size_t)-1); }
701 bool HasCurrent() const { return m_current != (size_t)-1; }
702
703 // send out a wxListEvent
704 void SendNotify( size_t line,
705 wxEventType command,
706 wxPoint point = wxDefaultPosition );
707
708 // override base class virtual to reset m_lineHeight when the font changes
709 virtual bool SetFont(const wxFont& font)
710 {
711 if ( !wxScrolledWindow::SetFont(font) )
712 return FALSE;
713
714 m_lineHeight = 0;
715
716 return TRUE;
717 }
718
719 // these are for wxListLineData usage only
720
721 // get the backpointer to the list ctrl
722 wxListCtrl *GetListCtrl() const
723 {
724 return wxStaticCast(GetParent(), wxListCtrl);
725 }
726
727 // get the height of all lines (assuming they all do have the same height)
728 wxCoord GetLineHeight() const;
729
730 // get the y position of the given line (only for report view)
731 wxCoord GetLineY(size_t line) const;
732
733 // get the brush to use for the item highlighting
734 wxBrush *GetHighlightBrush() const
735 {
736 return m_hasFocus ? m_highlightBrush : m_highlightUnfocusedBrush;
737 }
738
739 //protected:
740 // the array of all line objects for a non virtual list control
741 wxListLineDataArray m_lines;
742
743 // the list of column objects
744 wxListHeaderDataList m_columns;
745
746 // currently focused item or -1
747 size_t m_current;
748
749 // the item currently being edited or -1
750 size_t m_currentEdit;
751
752 // the number of lines per page
753 int m_linesPerPage;
754
755 // this flag is set when something which should result in the window
756 // redrawing happens (i.e. an item was added or deleted, or its appearance
757 // changed) and OnPaint() doesn't redraw the window while it is set which
758 // allows to minimize the number of repaintings when a lot of items are
759 // being added. The real repainting occurs only after the next OnIdle()
760 // call
761 bool m_dirty;
762
763 wxColour *m_highlightColour;
764 int m_xScroll,
765 m_yScroll;
766 wxImageList *m_small_image_list;
767 wxImageList *m_normal_image_list;
768 int m_small_spacing;
769 int m_normal_spacing;
770 bool m_hasFocus;
771
772 bool m_lastOnSame;
773 wxTimer *m_renameTimer;
774 bool m_renameAccept;
775 wxString m_renameRes;
776 bool m_isCreated;
777 int m_dragCount;
778 wxPoint m_dragStart;
779
780 // for double click logic
781 size_t m_lineLastClicked,
782 m_lineBeforeLastClicked;
783
784 protected:
785 // the total count of items in a virtual list control
786 size_t m_countVirt;
787
788 // the object maintaining the items selection state, only used in virtual
789 // controls
790 wxSelectionStore m_selStore;
791
792 // common part of all ctors
793 void Init();
794
795 // intiialize m_[xy]Scroll
796 void InitScrolling();
797
798 // get the line data for the given index
799 wxListLineData *GetLine(size_t n) const
800 {
801 wxASSERT_MSG( n != (size_t)-1, _T("invalid line index") );
802
803 if ( IsVirtual() )
804 {
805 wxConstCast(this, wxListMainWindow)->CacheLineData(n);
806
807 n = 0;
808 }
809
810 return &m_lines[n];
811 }
812
813 // get a dummy line which can be used for geometry calculations and such:
814 // you must use GetLine() if you want to really draw the line
815 wxListLineData *GetDummyLine() const;
816
817 // cache the line data of the n-th line in m_lines[0]
818 void CacheLineData(size_t line);
819
820 // get the range of visible lines
821 void GetVisibleLinesRange(size_t *from, size_t *to);
822
823 // force us to recalculate the range of visible lines
824 void ResetVisibleLinesRange() { m_lineFrom = (size_t)-1; }
825
826 // get the colour to be used for drawing the rules
827 wxColour GetRuleColour() const
828 {
829 #ifdef __WXMAC__
830 return *wxWHITE;
831 #else
832 return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
833 #endif
834 }
835
836 private:
837 // initialize the current item if needed
838 void UpdateCurrent();
839
840 // delete all items but don't refresh: called from dtor
841 void DoDeleteAllItems();
842
843 // the height of one line using the current font
844 wxCoord m_lineHeight;
845
846 // the total header width or 0 if not calculated yet
847 wxCoord m_headerWidth;
848
849 // the first and last lines being shown on screen right now (inclusive),
850 // both may be -1 if they must be calculated so never access them directly:
851 // use GetVisibleLinesRange() above instead
852 size_t m_lineFrom,
853 m_lineTo;
854
855 // the brushes to use for item highlighting when we do/don't have focus
856 wxBrush *m_highlightBrush,
857 *m_highlightUnfocusedBrush;
858
859 // if this is > 0, the control is frozen and doesn't redraw itself
860 size_t m_freezeCount;
861
862 DECLARE_DYNAMIC_CLASS(wxListMainWindow);
863 DECLARE_EVENT_TABLE()
864 };
865
866 // ============================================================================
867 // implementation
868 // ============================================================================
869
870 // ----------------------------------------------------------------------------
871 // wxSelectionStore
872 // ----------------------------------------------------------------------------
873
874 bool wxSelectionStore::IsSelected(size_t item) const
875 {
876 bool isSel = m_itemsSel.Index(item) != wxNOT_FOUND;
877
878 // if the default state is to be selected, being in m_itemsSel means that
879 // the item is not selected, so we have to inverse the logic
880 return m_defaultState ? !isSel : isSel;
881 }
882
883 bool wxSelectionStore::SelectItem(size_t item, bool select)
884 {
885 // search for the item ourselves as like this we get the index where to
886 // insert it later if needed, so we do only one search in the array instead
887 // of two (adding item to a sorted array requires a search)
888 size_t index = m_itemsSel.IndexForInsert(item);
889 bool isSel = index < m_itemsSel.GetCount() && m_itemsSel[index] == item;
890
891 if ( select != m_defaultState )
892 {
893 if ( !isSel )
894 {
895 m_itemsSel.AddAt(item, index);
896
897 return TRUE;
898 }
899 }
900 else // reset to default state
901 {
902 if ( isSel )
903 {
904 m_itemsSel.RemoveAt(index);
905 return TRUE;
906 }
907 }
908
909 return FALSE;
910 }
911
912 bool wxSelectionStore::SelectRange(size_t itemFrom, size_t itemTo,
913 bool select,
914 wxArrayInt *itemsChanged)
915 {
916 // 100 is hardcoded but it shouldn't matter much: the important thing is
917 // that we don't refresh everything when really few (e.g. 1 or 2) items
918 // change state
919 static const size_t MANY_ITEMS = 100;
920
921 wxASSERT_MSG( itemFrom <= itemTo, _T("should be in order") );
922
923 // are we going to have more [un]selected items than the other ones?
924 if ( itemTo - itemFrom > m_count/2 )
925 {
926 if ( select != m_defaultState )
927 {
928 // the default state now becomes the same as 'select'
929 m_defaultState = select;
930
931 // so all the old selections (which had state select) shouldn't be
932 // selected any more, but all the other ones should
933 wxIndexArray selOld = m_itemsSel;
934 m_itemsSel.Empty();
935
936 // TODO: it should be possible to optimize the searches a bit
937 // knowing the possible range
938
939 size_t item;
940 for ( item = 0; item < itemFrom; item++ )
941 {
942 if ( selOld.Index(item) == wxNOT_FOUND )
943 m_itemsSel.Add(item);
944 }
945
946 for ( item = itemTo + 1; item < m_count; item++ )
947 {
948 if ( selOld.Index(item) == wxNOT_FOUND )
949 m_itemsSel.Add(item);
950 }
951
952 // many items (> half) changed state
953 itemsChanged = NULL;
954 }
955 else // select == m_defaultState
956 {
957 // get the inclusive range of items between itemFrom and itemTo
958 size_t count = m_itemsSel.GetCount(),
959 start = m_itemsSel.IndexForInsert(itemFrom),
960 end = m_itemsSel.IndexForInsert(itemTo);
961
962 if ( start == count || m_itemsSel[start] < itemFrom )
963 {
964 start++;
965 }
966
967 if ( end == count || m_itemsSel[end] > itemTo )
968 {
969 end--;
970 }
971
972 if ( start <= end )
973 {
974 // delete all of them (from end to avoid changing indices)
975 for ( int i = end; i >= (int)start; i-- )
976 {
977 if ( itemsChanged )
978 {
979 if ( itemsChanged->GetCount() > MANY_ITEMS )
980 {
981 // stop counting (see comment below)
982 itemsChanged = NULL;
983 }
984 else
985 {
986 itemsChanged->Add(m_itemsSel[i]);
987 }
988 }
989
990 m_itemsSel.RemoveAt(i);
991 }
992 }
993 }
994 }
995 else // "few" items change state
996 {
997 if ( itemsChanged )
998 {
999 itemsChanged->Empty();
1000 }
1001
1002 // just add the items to the selection
1003 for ( size_t item = itemFrom; item <= itemTo; item++ )
1004 {
1005 if ( SelectItem(item, select) && itemsChanged )
1006 {
1007 itemsChanged->Add(item);
1008
1009 if ( itemsChanged->GetCount() > MANY_ITEMS )
1010 {
1011 // stop counting them, we'll just eat gobs of memory
1012 // for nothing at all - faster to refresh everything in
1013 // this case
1014 itemsChanged = NULL;
1015 }
1016 }
1017 }
1018 }
1019
1020 // we set it to NULL if there are many items changing state
1021 return itemsChanged != NULL;
1022 }
1023
1024 void wxSelectionStore::OnItemDelete(size_t item)
1025 {
1026 size_t count = m_itemsSel.GetCount(),
1027 i = m_itemsSel.IndexForInsert(item);
1028
1029 if ( i < count && m_itemsSel[i] == item )
1030 {
1031 // this item itself was in m_itemsSel, remove it from there
1032 m_itemsSel.RemoveAt(i);
1033
1034 count--;
1035 }
1036
1037 // and adjust the index of all which follow it
1038 while ( i < count )
1039 {
1040 // all following elements must be greater than the one we deleted
1041 wxASSERT_MSG( m_itemsSel[i] > item, _T("logic error") );
1042
1043 m_itemsSel[i++]--;
1044 }
1045 }
1046
1047 //-----------------------------------------------------------------------------
1048 // wxListItemData
1049 //-----------------------------------------------------------------------------
1050
1051 wxListItemData::~wxListItemData()
1052 {
1053 // in the virtual list control the attributes are managed by the main
1054 // program, so don't delete them
1055 if ( !m_owner->IsVirtual() )
1056 {
1057 delete m_attr;
1058 }
1059
1060 delete m_rect;
1061 }
1062
1063 void wxListItemData::Init()
1064 {
1065 m_image = -1;
1066 m_data = 0;
1067
1068 m_attr = NULL;
1069 }
1070
1071 wxListItemData::wxListItemData(wxListMainWindow *owner)
1072 {
1073 Init();
1074
1075 m_owner = owner;
1076
1077 if ( owner->InReportView() )
1078 {
1079 m_rect = NULL;
1080 }
1081 else
1082 {
1083 m_rect = new wxRect;
1084 }
1085 }
1086
1087 void wxListItemData::SetItem( const wxListItem &info )
1088 {
1089 if ( info.m_mask & wxLIST_MASK_TEXT )
1090 SetText(info.m_text);
1091 if ( info.m_mask & wxLIST_MASK_IMAGE )
1092 m_image = info.m_image;
1093 if ( info.m_mask & wxLIST_MASK_DATA )
1094 m_data = info.m_data;
1095
1096 if ( info.HasAttributes() )
1097 {
1098 if ( m_attr )
1099 *m_attr = *info.GetAttributes();
1100 else
1101 m_attr = new wxListItemAttr(*info.GetAttributes());
1102 }
1103
1104 if ( m_rect )
1105 {
1106 m_rect->x =
1107 m_rect->y =
1108 m_rect->height = 0;
1109 m_rect->width = info.m_width;
1110 }
1111 }
1112
1113 void wxListItemData::SetPosition( int x, int y )
1114 {
1115 wxCHECK_RET( m_rect, _T("unexpected SetPosition() call") );
1116
1117 m_rect->x = x;
1118 m_rect->y = y;
1119 }
1120
1121 void wxListItemData::SetSize( int width, int height )
1122 {
1123 wxCHECK_RET( m_rect, _T("unexpected SetSize() call") );
1124
1125 if ( width != -1 )
1126 m_rect->width = width;
1127 if ( height != -1 )
1128 m_rect->height = height;
1129 }
1130
1131 bool wxListItemData::IsHit( int x, int y ) const
1132 {
1133 wxCHECK_MSG( m_rect, FALSE, _T("can't be called in this mode") );
1134
1135 return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Inside(x, y);
1136 }
1137
1138 int wxListItemData::GetX() const
1139 {
1140 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1141
1142 return m_rect->x;
1143 }
1144
1145 int wxListItemData::GetY() const
1146 {
1147 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1148
1149 return m_rect->y;
1150 }
1151
1152 int wxListItemData::GetWidth() const
1153 {
1154 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1155
1156 return m_rect->width;
1157 }
1158
1159 int wxListItemData::GetHeight() const
1160 {
1161 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1162
1163 return m_rect->height;
1164 }
1165
1166 void wxListItemData::GetItem( wxListItem &info ) const
1167 {
1168 info.m_text = m_text;
1169 info.m_image = m_image;
1170 info.m_data = m_data;
1171
1172 if ( m_attr )
1173 {
1174 if ( m_attr->HasTextColour() )
1175 info.SetTextColour(m_attr->GetTextColour());
1176 if ( m_attr->HasBackgroundColour() )
1177 info.SetBackgroundColour(m_attr->GetBackgroundColour());
1178 if ( m_attr->HasFont() )
1179 info.SetFont(m_attr->GetFont());
1180 }
1181 }
1182
1183 //-----------------------------------------------------------------------------
1184 // wxListHeaderData
1185 //-----------------------------------------------------------------------------
1186
1187 void wxListHeaderData::Init()
1188 {
1189 m_mask = 0;
1190 m_image = -1;
1191 m_format = 0;
1192 m_width = 0;
1193 m_xpos = 0;
1194 m_ypos = 0;
1195 m_height = 0;
1196 }
1197
1198 wxListHeaderData::wxListHeaderData()
1199 {
1200 Init();
1201 }
1202
1203 wxListHeaderData::wxListHeaderData( const wxListItem &item )
1204 {
1205 Init();
1206
1207 SetItem( item );
1208 }
1209
1210 void wxListHeaderData::SetItem( const wxListItem &item )
1211 {
1212 m_mask = item.m_mask;
1213
1214 if ( m_mask & wxLIST_MASK_TEXT )
1215 m_text = item.m_text;
1216
1217 if ( m_mask & wxLIST_MASK_IMAGE )
1218 m_image = item.m_image;
1219
1220 if ( m_mask & wxLIST_MASK_FORMAT )
1221 m_format = item.m_format;
1222
1223 if ( m_mask & wxLIST_MASK_WIDTH )
1224 SetWidth(item.m_width);
1225 }
1226
1227 void wxListHeaderData::SetPosition( int x, int y )
1228 {
1229 m_xpos = x;
1230 m_ypos = y;
1231 }
1232
1233 void wxListHeaderData::SetHeight( int h )
1234 {
1235 m_height = h;
1236 }
1237
1238 void wxListHeaderData::SetWidth( int w )
1239 {
1240 m_width = w;
1241 if (m_width < 0)
1242 m_width = WIDTH_COL_DEFAULT;
1243 else if (m_width < WIDTH_COL_MIN)
1244 m_width = WIDTH_COL_MIN;
1245 }
1246
1247 void wxListHeaderData::SetFormat( int format )
1248 {
1249 m_format = format;
1250 }
1251
1252 bool wxListHeaderData::HasImage() const
1253 {
1254 return m_image != -1;
1255 }
1256
1257 bool wxListHeaderData::IsHit( int x, int y ) const
1258 {
1259 return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
1260 }
1261
1262 void wxListHeaderData::GetItem( wxListItem& item )
1263 {
1264 item.m_mask = m_mask;
1265 item.m_text = m_text;
1266 item.m_image = m_image;
1267 item.m_format = m_format;
1268 item.m_width = m_width;
1269 }
1270
1271 int wxListHeaderData::GetImage() const
1272 {
1273 return m_image;
1274 }
1275
1276 int wxListHeaderData::GetWidth() const
1277 {
1278 return m_width;
1279 }
1280
1281 int wxListHeaderData::GetFormat() const
1282 {
1283 return m_format;
1284 }
1285
1286 //-----------------------------------------------------------------------------
1287 // wxListLineData
1288 //-----------------------------------------------------------------------------
1289
1290 inline int wxListLineData::GetMode() const
1291 {
1292 return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
1293 }
1294
1295 inline bool wxListLineData::InReportView() const
1296 {
1297 return m_owner->HasFlag(wxLC_REPORT);
1298 }
1299
1300 inline bool wxListLineData::IsVirtual() const
1301 {
1302 return m_owner->IsVirtual();
1303 }
1304
1305 wxListLineData::wxListLineData( wxListMainWindow *owner )
1306 {
1307 m_owner = owner;
1308 m_items.DeleteContents( TRUE );
1309
1310 if ( InReportView() )
1311 {
1312 m_gi = NULL;
1313 }
1314 else // !report
1315 {
1316 m_gi = new GeometryInfo;
1317 }
1318
1319 m_highlighted = FALSE;
1320
1321 InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
1322 }
1323
1324 void wxListLineData::CalculateSize( wxDC *dc, int spacing )
1325 {
1326 wxListItemDataList::Node *node = m_items.GetFirst();
1327 wxCHECK_RET( node, _T("no subitems at all??") );
1328
1329 wxListItemData *item = node->GetData();
1330
1331 switch ( GetMode() )
1332 {
1333 case wxLC_ICON:
1334 case wxLC_SMALL_ICON:
1335 {
1336 m_gi->m_rectAll.width = spacing;
1337
1338 wxString s = item->GetText();
1339
1340 wxCoord lw, lh;
1341 if ( s.empty() )
1342 {
1343 lh =
1344 m_gi->m_rectLabel.width =
1345 m_gi->m_rectLabel.height = 0;
1346 }
1347 else // has label
1348 {
1349 dc->GetTextExtent( s, &lw, &lh );
1350 if (lh < SCROLL_UNIT_Y)
1351 lh = SCROLL_UNIT_Y;
1352 lw += EXTRA_WIDTH;
1353 lh += EXTRA_HEIGHT;
1354
1355 m_gi->m_rectAll.height = spacing + lh;
1356 if (lw > spacing)
1357 m_gi->m_rectAll.width = lw;
1358
1359 m_gi->m_rectLabel.width = lw;
1360 m_gi->m_rectLabel.height = lh;
1361 }
1362
1363 if (item->HasImage())
1364 {
1365 int w, h;
1366 m_owner->GetImageSize( item->GetImage(), w, h );
1367 m_gi->m_rectIcon.width = w + 8;
1368 m_gi->m_rectIcon.height = h + 8;
1369
1370 if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
1371 m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
1372 if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
1373 m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
1374 }
1375
1376 if ( item->HasText() )
1377 {
1378 m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
1379 m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
1380 }
1381 else // no text, highlight the icon
1382 {
1383 m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
1384 m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
1385 }
1386 }
1387 break;
1388
1389 case wxLC_LIST:
1390 {
1391 wxString s = item->GetTextForMeasuring();
1392
1393 wxCoord lw,lh;
1394 dc->GetTextExtent( s, &lw, &lh );
1395 if (lh < SCROLL_UNIT_Y)
1396 lh = SCROLL_UNIT_Y;
1397 lw += EXTRA_WIDTH;
1398 lh += EXTRA_HEIGHT;
1399
1400 m_gi->m_rectLabel.width = lw;
1401 m_gi->m_rectLabel.height = lh;
1402
1403 m_gi->m_rectAll.width = lw;
1404 m_gi->m_rectAll.height = lh;
1405
1406 if (item->HasImage())
1407 {
1408 int w, h;
1409 m_owner->GetImageSize( item->GetImage(), w, h );
1410 m_gi->m_rectIcon.width = w;
1411 m_gi->m_rectIcon.height = h;
1412
1413 m_gi->m_rectAll.width += 4 + w;
1414 if (h > m_gi->m_rectAll.height)
1415 m_gi->m_rectAll.height = h;
1416 }
1417
1418 m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
1419 m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
1420 }
1421 break;
1422
1423 case wxLC_REPORT:
1424 wxFAIL_MSG( _T("unexpected call to SetSize") );
1425 break;
1426
1427 default:
1428 wxFAIL_MSG( _T("unknown mode") );
1429 }
1430 }
1431
1432 void wxListLineData::SetPosition( int x, int y,
1433 int window_width,
1434 int spacing )
1435 {
1436 wxListItemDataList::Node *node = m_items.GetFirst();
1437 wxCHECK_RET( node, _T("no subitems at all??") );
1438
1439 wxListItemData *item = node->GetData();
1440
1441 switch ( GetMode() )
1442 {
1443 case wxLC_ICON:
1444 case wxLC_SMALL_ICON:
1445 m_gi->m_rectAll.x = x;
1446 m_gi->m_rectAll.y = y;
1447
1448 if ( item->HasImage() )
1449 {
1450 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4
1451 + (spacing - m_gi->m_rectIcon.width)/2;
1452 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
1453 }
1454
1455 if ( item->HasText() )
1456 {
1457 if (m_gi->m_rectAll.width > spacing)
1458 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2;
1459 else
1460 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2 + (spacing/2) - (m_gi->m_rectLabel.width/2);
1461 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
1462 m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
1463 m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
1464 }
1465 else // no text, highlight the icon
1466 {
1467 m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
1468 m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
1469 }
1470 break;
1471
1472 case wxLC_LIST:
1473 m_gi->m_rectAll.x = x;
1474 m_gi->m_rectAll.y = y;
1475
1476 m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
1477 m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
1478 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
1479
1480 if (item->HasImage())
1481 {
1482 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
1483 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
1484 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 6 + m_gi->m_rectIcon.width;
1485 }
1486 else
1487 {
1488 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2;
1489 }
1490 break;
1491
1492 case wxLC_REPORT:
1493 wxFAIL_MSG( _T("unexpected call to SetPosition") );
1494 break;
1495
1496 default:
1497 wxFAIL_MSG( _T("unknown mode") );
1498 }
1499 }
1500
1501 void wxListLineData::InitItems( int num )
1502 {
1503 for (int i = 0; i < num; i++)
1504 m_items.Append( new wxListItemData(m_owner) );
1505 }
1506
1507 void wxListLineData::SetItem( int index, const wxListItem &info )
1508 {
1509 wxListItemDataList::Node *node = m_items.Item( index );
1510 wxCHECK_RET( node, _T("invalid column index in SetItem") );
1511
1512 wxListItemData *item = node->GetData();
1513 item->SetItem( info );
1514 }
1515
1516 void wxListLineData::GetItem( int index, wxListItem &info )
1517 {
1518 wxListItemDataList::Node *node = m_items.Item( index );
1519 if (node)
1520 {
1521 wxListItemData *item = node->GetData();
1522 item->GetItem( info );
1523 }
1524 }
1525
1526 wxString wxListLineData::GetText(int index) const
1527 {
1528 wxString s;
1529
1530 wxListItemDataList::Node *node = m_items.Item( index );
1531 if (node)
1532 {
1533 wxListItemData *item = node->GetData();
1534 s = item->GetText();
1535 }
1536
1537 return s;
1538 }
1539
1540 void wxListLineData::SetText( int index, const wxString s )
1541 {
1542 wxListItemDataList::Node *node = m_items.Item( index );
1543 if (node)
1544 {
1545 wxListItemData *item = node->GetData();
1546 item->SetText( s );
1547 }
1548 }
1549
1550 void wxListLineData::SetImage( int index, int image )
1551 {
1552 wxListItemDataList::Node *node = m_items.Item( index );
1553 wxCHECK_RET( node, _T("invalid column index in SetImage()") );
1554
1555 wxListItemData *item = node->GetData();
1556 item->SetImage(image);
1557 }
1558
1559 int wxListLineData::GetImage( int index ) const
1560 {
1561 wxListItemDataList::Node *node = m_items.Item( index );
1562 wxCHECK_MSG( node, -1, _T("invalid column index in GetImage()") );
1563
1564 wxListItemData *item = node->GetData();
1565 return item->GetImage();
1566 }
1567
1568 wxListItemAttr *wxListLineData::GetAttr() const
1569 {
1570 wxListItemDataList::Node *node = m_items.GetFirst();
1571 wxCHECK_MSG( node, NULL, _T("invalid column index in GetAttr()") );
1572
1573 wxListItemData *item = node->GetData();
1574 return item->GetAttr();
1575 }
1576
1577 void wxListLineData::SetAttr(wxListItemAttr *attr)
1578 {
1579 wxListItemDataList::Node *node = m_items.GetFirst();
1580 wxCHECK_RET( node, _T("invalid column index in SetAttr()") );
1581
1582 wxListItemData *item = node->GetData();
1583 item->SetAttr(attr);
1584 }
1585
1586 bool wxListLineData::SetAttributes(wxDC *dc,
1587 const wxListItemAttr *attr,
1588 bool highlighted)
1589 {
1590 wxWindow *listctrl = m_owner->GetParent();
1591
1592 // fg colour
1593
1594 // don't use foreground colour for drawing highlighted items - this might
1595 // make them completely invisible (and there is no way to do bit
1596 // arithmetics on wxColour, unfortunately)
1597 wxColour colText;
1598 if ( highlighted )
1599 {
1600 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
1601 }
1602 else
1603 {
1604 if ( attr && attr->HasTextColour() )
1605 {
1606 colText = attr->GetTextColour();
1607 }
1608 else
1609 {
1610 colText = listctrl->GetForegroundColour();
1611 }
1612 }
1613
1614 dc->SetTextForeground(colText);
1615
1616 // font
1617 wxFont font;
1618 if ( attr && attr->HasFont() )
1619 {
1620 font = attr->GetFont();
1621 }
1622 else
1623 {
1624 font = listctrl->GetFont();
1625 }
1626
1627 dc->SetFont(font);
1628
1629 // bg colour
1630 bool hasBgCol = attr && attr->HasBackgroundColour();
1631 if ( highlighted || hasBgCol )
1632 {
1633 if ( highlighted )
1634 {
1635 dc->SetBrush( *m_owner->GetHighlightBrush() );
1636 }
1637 else
1638 {
1639 dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
1640 }
1641
1642 dc->SetPen( *wxTRANSPARENT_PEN );
1643
1644 return TRUE;
1645 }
1646
1647 return FALSE;
1648 }
1649
1650 void wxListLineData::Draw( wxDC *dc )
1651 {
1652 wxListItemDataList::Node *node = m_items.GetFirst();
1653 wxCHECK_RET( node, _T("no subitems at all??") );
1654
1655 bool highlighted = IsHighlighted();
1656
1657 wxListItemAttr *attr = GetAttr();
1658
1659 if ( SetAttributes(dc, attr, highlighted) )
1660 {
1661 dc->DrawRectangle( m_gi->m_rectHighlight );
1662 }
1663
1664 wxListItemData *item = node->GetData();
1665 if (item->HasImage())
1666 {
1667 wxRect rectIcon = m_gi->m_rectIcon;
1668 m_owner->DrawImage( item->GetImage(), dc,
1669 rectIcon.x, rectIcon.y );
1670 }
1671
1672 if (item->HasText())
1673 {
1674 wxRect rectLabel = m_gi->m_rectLabel;
1675
1676 wxDCClipper clipper(*dc, rectLabel);
1677 dc->DrawText( item->GetText(), rectLabel.x, rectLabel.y );
1678 }
1679 }
1680
1681 void wxListLineData::DrawInReportMode( wxDC *dc,
1682 const wxRect& rect,
1683 const wxRect& rectHL,
1684 bool highlighted )
1685 {
1686 // TODO: later we should support setting different attributes for
1687 // different columns - to do it, just add "col" argument to
1688 // GetAttr() and move these lines into the loop below
1689 wxListItemAttr *attr = GetAttr();
1690 if ( SetAttributes(dc, attr, highlighted) )
1691 {
1692 dc->DrawRectangle( rectHL );
1693 }
1694
1695 wxListItemDataList::Node *node = m_items.GetFirst();
1696 wxCHECK_RET( node, _T("no subitems at all??") );
1697
1698 size_t col = 0;
1699 wxCoord x = rect.x + HEADER_OFFSET_X,
1700 y = rect.y + (LINE_SPACING + EXTRA_HEIGHT) / 2;
1701
1702 while ( node )
1703 {
1704 wxListItemData *item = node->GetData();
1705
1706 int width = m_owner->GetColumnWidth(col++);
1707 int xOld = x;
1708 x += width;
1709
1710 if ( item->HasImage() )
1711 {
1712 int ix, iy;
1713 m_owner->DrawImage( item->GetImage(), dc, xOld, y );
1714 m_owner->GetImageSize( item->GetImage(), ix, iy );
1715
1716 ix += IMAGE_MARGIN_IN_REPORT_MODE;
1717
1718 xOld += ix;
1719 width -= ix;
1720 }
1721
1722 wxDCClipper clipper(*dc, xOld, y, width, rect.height);
1723
1724 if ( item->HasText() )
1725 {
1726 dc->DrawText( item->GetText(), xOld, y );
1727 }
1728
1729 node = node->GetNext();
1730 }
1731 }
1732
1733 bool wxListLineData::Highlight( bool on )
1734 {
1735 wxCHECK_MSG( !m_owner->IsVirtual(), FALSE, _T("unexpected call to Highlight") );
1736
1737 if ( on == m_highlighted )
1738 return FALSE;
1739
1740 m_highlighted = on;
1741
1742 return TRUE;
1743 }
1744
1745 void wxListLineData::ReverseHighlight( void )
1746 {
1747 Highlight(!IsHighlighted());
1748 }
1749
1750 //-----------------------------------------------------------------------------
1751 // wxListHeaderWindow
1752 //-----------------------------------------------------------------------------
1753
1754 IMPLEMENT_DYNAMIC_CLASS(wxListHeaderWindow,wxWindow);
1755
1756 BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
1757 EVT_PAINT (wxListHeaderWindow::OnPaint)
1758 EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
1759 EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
1760 END_EVENT_TABLE()
1761
1762 void wxListHeaderWindow::Init()
1763 {
1764 m_currentCursor = (wxCursor *) NULL;
1765 m_isDragging = FALSE;
1766 m_dirty = FALSE;
1767 }
1768
1769 wxListHeaderWindow::wxListHeaderWindow()
1770 {
1771 Init();
1772
1773 m_owner = (wxListMainWindow *) NULL;
1774 m_resizeCursor = (wxCursor *) NULL;
1775 }
1776
1777 wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
1778 wxWindowID id,
1779 wxListMainWindow *owner,
1780 const wxPoint& pos,
1781 const wxSize& size,
1782 long style,
1783 const wxString &name )
1784 : wxWindow( win, id, pos, size, style, name )
1785 {
1786 Init();
1787
1788 m_owner = owner;
1789 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
1790
1791 SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
1792 }
1793
1794 wxListHeaderWindow::~wxListHeaderWindow()
1795 {
1796 delete m_resizeCursor;
1797 }
1798
1799 void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
1800 {
1801 #if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
1802 GtkStateType state = m_parent->IsEnabled() ? GTK_STATE_NORMAL
1803 : GTK_STATE_INSENSITIVE;
1804
1805 x = dc->XLOG2DEV( x );
1806
1807 gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window,
1808 state, GTK_SHADOW_OUT,
1809 (GdkRectangle*) NULL, m_wxwindow,
1810 (char *)"button", // const_cast
1811 x-1, y-1, w+2, h+2);
1812 #elif defined( __WXMAC__ )
1813 const int m_corner = 1;
1814
1815 dc->SetBrush( *wxTRANSPARENT_BRUSH );
1816
1817 dc->SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ) , 1 , wxSOLID ) );
1818 dc->DrawLine( x+w-m_corner+1, y, x+w, y+h ); // right (outer)
1819 dc->DrawRectangle( x, y+h, w+1, 1 ); // bottom (outer)
1820
1821 wxPen pen( wxColour( 0x88 , 0x88 , 0x88 ), 1, wxSOLID );
1822
1823 dc->SetPen( pen );
1824 dc->DrawLine( x+w-m_corner, y, x+w-1, y+h ); // right (inner)
1825 dc->DrawRectangle( x+1, y+h-1, w-2, 1 ); // bottom (inner)
1826
1827 dc->SetPen( *wxWHITE_PEN );
1828 dc->DrawRectangle( x, y, w-m_corner+1, 1 ); // top (outer)
1829 dc->DrawRectangle( x, y, 1, h ); // left (outer)
1830 dc->DrawLine( x, y+h-1, x+1, y+h-1 );
1831 dc->DrawLine( x+w-1, y, x+w-1, y+1 );
1832 #else // !GTK, !Mac
1833 const int m_corner = 1;
1834
1835 dc->SetBrush( *wxTRANSPARENT_BRUSH );
1836
1837 dc->SetPen( *wxBLACK_PEN );
1838 dc->DrawLine( x+w-m_corner+1, y, x+w, y+h ); // right (outer)
1839 dc->DrawRectangle( x, y+h, w+1, 1 ); // bottom (outer)
1840
1841 wxPen pen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ), 1, wxSOLID );
1842
1843 dc->SetPen( pen );
1844 dc->DrawLine( x+w-m_corner, y, x+w-1, y+h ); // right (inner)
1845 dc->DrawRectangle( x+1, y+h-1, w-2, 1 ); // bottom (inner)
1846
1847 dc->SetPen( *wxWHITE_PEN );
1848 dc->DrawRectangle( x, y, w-m_corner+1, 1 ); // top (outer)
1849 dc->DrawRectangle( x, y, 1, h ); // left (outer)
1850 dc->DrawLine( x, y+h-1, x+1, y+h-1 );
1851 dc->DrawLine( x+w-1, y, x+w-1, y+1 );
1852 #endif
1853 }
1854
1855 // shift the DC origin to match the position of the main window horz
1856 // scrollbar: this allows us to always use logical coords
1857 void wxListHeaderWindow::AdjustDC(wxDC& dc)
1858 {
1859 int xpix;
1860 m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1861
1862 int x;
1863 m_owner->GetViewStart( &x, NULL );
1864
1865 // account for the horz scrollbar offset
1866 dc.SetDeviceOrigin( -x * xpix, 0 );
1867 }
1868
1869 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1870 {
1871 #if defined(__WXGTK__)
1872 wxClientDC dc( this );
1873 #else
1874 wxPaintDC dc( this );
1875 #endif
1876
1877 PrepareDC( dc );
1878 AdjustDC( dc );
1879
1880 dc.BeginDrawing();
1881
1882 dc.SetFont( GetFont() );
1883
1884 // width and height of the entire header window
1885 int w, h;
1886 GetClientSize( &w, &h );
1887 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1888
1889 dc.SetBackgroundMode(wxTRANSPARENT);
1890
1891 // do *not* use the listctrl colour for headers - one day we will have a
1892 // function to set it separately
1893 //dc.SetTextForeground( *wxBLACK );
1894 dc.SetTextForeground(wxSystemSettings::
1895 GetSystemColour( wxSYS_COLOUR_WINDOWTEXT ));
1896
1897 int x = HEADER_OFFSET_X;
1898
1899 int numColumns = m_owner->GetColumnCount();
1900 wxListItem item;
1901 for ( int i = 0; i < numColumns && x < w; i++ )
1902 {
1903 m_owner->GetColumn( i, item );
1904 int wCol = item.m_width;
1905
1906 // the width of the rect to draw: make it smaller to fit entirely
1907 // inside the column rect
1908 int cw = wCol - 2;
1909
1910 dc.SetPen( *wxWHITE_PEN );
1911
1912 DoDrawRect( &dc, x, HEADER_OFFSET_Y, cw, h-2 );
1913
1914 // if we have an image, draw it on the right of the label
1915 int image = item.m_image;
1916 if ( image != -1 )
1917 {
1918 wxImageList *imageList = m_owner->m_small_image_list;
1919 if ( imageList )
1920 {
1921 int ix, iy;
1922 imageList->GetSize(image, ix, iy);
1923
1924 imageList->Draw
1925 (
1926 image,
1927 dc,
1928 x + cw - ix - 1,
1929 HEADER_OFFSET_Y + (h - 4 - iy)/2,
1930 wxIMAGELIST_DRAW_TRANSPARENT
1931 );
1932
1933 cw -= ix + 2;
1934 }
1935 //else: ignore the column image
1936 }
1937
1938 // draw the text clipping it so that it doesn't overwrite the column
1939 // boundary
1940 wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h - 4 );
1941
1942 dc.DrawText( item.GetText(),
1943 x + EXTRA_WIDTH, HEADER_OFFSET_Y + EXTRA_HEIGHT );
1944
1945 x += wCol;
1946 }
1947
1948 dc.EndDrawing();
1949 }
1950
1951 void wxListHeaderWindow::DrawCurrent()
1952 {
1953 int x1 = m_currentX;
1954 int y1 = 0;
1955 m_owner->ClientToScreen( &x1, &y1 );
1956
1957 int x2 = m_currentX;
1958 int y2 = 0;
1959 m_owner->GetClientSize( NULL, &y2 );
1960 m_owner->ClientToScreen( &x2, &y2 );
1961
1962 wxScreenDC dc;
1963 dc.SetLogicalFunction( wxINVERT );
1964 dc.SetPen( wxPen( *wxBLACK, 2, wxSOLID ) );
1965 dc.SetBrush( *wxTRANSPARENT_BRUSH );
1966
1967 AdjustDC(dc);
1968
1969 dc.DrawLine( x1, y1, x2, y2 );
1970
1971 dc.SetLogicalFunction( wxCOPY );
1972
1973 dc.SetPen( wxNullPen );
1974 dc.SetBrush( wxNullBrush );
1975 }
1976
1977 void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
1978 {
1979 // we want to work with logical coords
1980 int x;
1981 m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1982 int y = event.GetY();
1983
1984 if (m_isDragging)
1985 {
1986 // we don't draw the line beyond our window, but we allow dragging it
1987 // there
1988 int w = 0;
1989 GetClientSize( &w, NULL );
1990 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1991 w -= 6;
1992
1993 // erase the line if it was drawn
1994 if ( m_currentX < w )
1995 DrawCurrent();
1996
1997 if (event.ButtonUp())
1998 {
1999 ReleaseMouse();
2000 m_isDragging = FALSE;
2001 m_dirty = TRUE;
2002 m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
2003 }
2004 else
2005 {
2006 if (x > m_minX + 7)
2007 m_currentX = x;
2008 else
2009 m_currentX = m_minX + 7;
2010
2011 // draw in the new location
2012 if ( m_currentX < w )
2013 DrawCurrent();
2014 }
2015 }
2016 else // not dragging
2017 {
2018 m_minX = 0;
2019 bool hit_border = FALSE;
2020
2021 // end of the current column
2022 int xpos = 0;
2023
2024 // find the column where this event occured
2025 int countCol = m_owner->GetColumnCount();
2026 for (int col = 0; col < countCol; col++)
2027 {
2028 xpos += m_owner->GetColumnWidth( col );
2029 m_column = col;
2030
2031 if ( (abs(x-xpos) < 3) && (y < 22) )
2032 {
2033 // near the column border
2034 hit_border = TRUE;
2035 break;
2036 }
2037
2038 if ( x < xpos )
2039 {
2040 // inside the column
2041 break;
2042 }
2043
2044 m_minX = xpos;
2045 }
2046
2047 if (event.LeftDown() || event.RightUp())
2048 {
2049 if (hit_border && event.LeftDown())
2050 {
2051 m_isDragging = TRUE;
2052 m_currentX = x;
2053 DrawCurrent();
2054 CaptureMouse();
2055 }
2056 else // click on a column
2057 {
2058 wxWindow *parent = GetParent();
2059 wxListEvent le( event.LeftDown()
2060 ? wxEVT_COMMAND_LIST_COL_CLICK
2061 : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
2062 parent->GetId() );
2063 le.SetEventObject( parent );
2064 le.m_pointDrag = event.GetPosition();
2065
2066 // the position should be relative to the parent window, not
2067 // this one for compatibility with MSW and common sense: the
2068 // user code doesn't know anything at all about this header
2069 // window, so why should it get positions relative to it?
2070 le.m_pointDrag.y -= GetSize().y;
2071
2072 le.m_col = m_column;
2073 parent->GetEventHandler()->ProcessEvent( le );
2074 }
2075 }
2076 else if (event.Moving())
2077 {
2078 bool setCursor;
2079 if (hit_border)
2080 {
2081 setCursor = m_currentCursor == wxSTANDARD_CURSOR;
2082 m_currentCursor = m_resizeCursor;
2083 }
2084 else
2085 {
2086 setCursor = m_currentCursor != wxSTANDARD_CURSOR;
2087 m_currentCursor = wxSTANDARD_CURSOR;
2088 }
2089
2090 if ( setCursor )
2091 SetCursor(*m_currentCursor);
2092 }
2093 }
2094 }
2095
2096 void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2097 {
2098 m_owner->SetFocus();
2099 }
2100
2101 //-----------------------------------------------------------------------------
2102 // wxListRenameTimer (internal)
2103 //-----------------------------------------------------------------------------
2104
2105 wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
2106 {
2107 m_owner = owner;
2108 }
2109
2110 void wxListRenameTimer::Notify()
2111 {
2112 m_owner->OnRenameTimer();
2113 }
2114
2115 //-----------------------------------------------------------------------------
2116 // wxListTextCtrl (internal)
2117 //-----------------------------------------------------------------------------
2118
2119 IMPLEMENT_DYNAMIC_CLASS(wxListTextCtrl,wxTextCtrl);
2120
2121 BEGIN_EVENT_TABLE(wxListTextCtrl,wxTextCtrl)
2122 EVT_CHAR (wxListTextCtrl::OnChar)
2123 EVT_KEY_UP (wxListTextCtrl::OnKeyUp)
2124 EVT_KILL_FOCUS (wxListTextCtrl::OnKillFocus)
2125 END_EVENT_TABLE()
2126
2127 wxListTextCtrl::wxListTextCtrl( wxWindow *parent,
2128 const wxWindowID id,
2129 bool *accept,
2130 wxString *res,
2131 wxListMainWindow *owner,
2132 const wxString &value,
2133 const wxPoint &pos,
2134 const wxSize &size,
2135 int style,
2136 const wxValidator& validator,
2137 const wxString &name )
2138 : wxTextCtrl( parent, id, value, pos, size, style, validator, name )
2139 {
2140 m_res = res;
2141 m_accept = accept;
2142 m_owner = owner;
2143 (*m_accept) = FALSE;
2144 (*m_res) = "";
2145 m_startValue = value;
2146 m_finished = FALSE;
2147 }
2148
2149 void wxListTextCtrl::OnChar( wxKeyEvent &event )
2150 {
2151 if (event.m_keyCode == WXK_RETURN)
2152 {
2153 (*m_accept) = TRUE;
2154 (*m_res) = GetValue();
2155
2156 if (!wxPendingDelete.Member(this))
2157 wxPendingDelete.Append(this);
2158
2159 if ((*m_res) != m_startValue)
2160 m_owner->OnRenameAccept();
2161
2162 m_finished = TRUE;
2163 m_owner->SetFocus();
2164
2165 return;
2166 }
2167 if (event.m_keyCode == WXK_ESCAPE)
2168 {
2169 (*m_accept) = FALSE;
2170 (*m_res) = "";
2171
2172 if (!wxPendingDelete.Member(this))
2173 wxPendingDelete.Append(this);
2174
2175 m_finished = TRUE;
2176 m_owner->SetFocus();
2177
2178 return;
2179 }
2180
2181 event.Skip();
2182 }
2183
2184 void wxListTextCtrl::OnKeyUp( wxKeyEvent &event )
2185 {
2186 if (m_finished)
2187 {
2188 event.Skip();
2189 return;
2190 }
2191
2192 // auto-grow the textctrl:
2193 wxSize parentSize = m_owner->GetSize();
2194 wxPoint myPos = GetPosition();
2195 wxSize mySize = GetSize();
2196 int sx, sy;
2197 GetTextExtent(GetValue() + _T("MM"), &sx, &sy);
2198 if (myPos.x + sx > parentSize.x)
2199 sx = parentSize.x - myPos.x;
2200 if (mySize.x > sx)
2201 sx = mySize.x;
2202 SetSize(sx, -1);
2203
2204 event.Skip();
2205 }
2206
2207 void wxListTextCtrl::OnKillFocus( wxFocusEvent &event )
2208 {
2209 if (m_finished)
2210 {
2211 event.Skip();
2212 return;
2213 }
2214
2215 if (!wxPendingDelete.Member(this))
2216 wxPendingDelete.Append(this);
2217
2218 (*m_accept) = TRUE;
2219 (*m_res) = GetValue();
2220
2221 if ((*m_res) != m_startValue)
2222 m_owner->OnRenameAccept();
2223 }
2224
2225 //-----------------------------------------------------------------------------
2226 // wxListMainWindow
2227 //-----------------------------------------------------------------------------
2228
2229 IMPLEMENT_DYNAMIC_CLASS(wxListMainWindow,wxScrolledWindow);
2230
2231 BEGIN_EVENT_TABLE(wxListMainWindow,wxScrolledWindow)
2232 EVT_PAINT (wxListMainWindow::OnPaint)
2233 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
2234 EVT_CHAR (wxListMainWindow::OnChar)
2235 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
2236 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
2237 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
2238 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
2239 END_EVENT_TABLE()
2240
2241 void wxListMainWindow::Init()
2242 {
2243 m_columns.DeleteContents( TRUE );
2244 m_dirty = TRUE;
2245 m_countVirt = 0;
2246 m_lineFrom =
2247 m_lineTo = (size_t)-1;
2248 m_linesPerPage = 0;
2249
2250 m_headerWidth =
2251 m_lineHeight = 0;
2252
2253 m_small_image_list = (wxImageList *) NULL;
2254 m_normal_image_list = (wxImageList *) NULL;
2255
2256 m_small_spacing = 30;
2257 m_normal_spacing = 40;
2258
2259 m_hasFocus = FALSE;
2260 m_dragCount = 0;
2261 m_isCreated = FALSE;
2262
2263 m_lastOnSame = FALSE;
2264 m_renameTimer = new wxListRenameTimer( this );
2265 m_renameAccept = FALSE;
2266
2267 m_current =
2268 m_currentEdit =
2269 m_lineLastClicked =
2270 m_lineBeforeLastClicked = (size_t)-1;
2271
2272 m_freezeCount = 0;
2273 }
2274
2275 void wxListMainWindow::InitScrolling()
2276 {
2277 if ( HasFlag(wxLC_REPORT) )
2278 {
2279 m_xScroll = SCROLL_UNIT_X;
2280 m_yScroll = SCROLL_UNIT_Y;
2281 }
2282 else
2283 {
2284 m_xScroll = SCROLL_UNIT_Y;
2285 m_yScroll = 0;
2286 }
2287 }
2288
2289 wxListMainWindow::wxListMainWindow()
2290 {
2291 Init();
2292
2293 m_highlightBrush =
2294 m_highlightUnfocusedBrush = (wxBrush *) NULL;
2295
2296 m_xScroll =
2297 m_yScroll = 0;
2298 }
2299
2300 wxListMainWindow::wxListMainWindow( wxWindow *parent,
2301 wxWindowID id,
2302 const wxPoint& pos,
2303 const wxSize& size,
2304 long style,
2305 const wxString &name )
2306 : wxScrolledWindow( parent, id, pos, size,
2307 style | wxHSCROLL | wxVSCROLL, name )
2308 {
2309 Init();
2310
2311 m_highlightBrush = new wxBrush
2312 (
2313 wxSystemSettings::GetColour
2314 (
2315 wxSYS_COLOUR_HIGHLIGHT
2316 ),
2317 wxSOLID
2318 );
2319
2320 m_highlightUnfocusedBrush = new wxBrush
2321 (
2322 wxSystemSettings::GetColour
2323 (
2324 wxSYS_COLOUR_BTNSHADOW
2325 ),
2326 wxSOLID
2327 );
2328
2329 wxSize sz = size;
2330 sz.y = 25;
2331
2332 InitScrolling();
2333 SetScrollbars( m_xScroll, m_yScroll, 0, 0, 0, 0 );
2334
2335 SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
2336 }
2337
2338 wxListMainWindow::~wxListMainWindow()
2339 {
2340 DoDeleteAllItems();
2341
2342 delete m_highlightBrush;
2343 delete m_highlightUnfocusedBrush;
2344
2345 delete m_renameTimer;
2346 }
2347
2348 void wxListMainWindow::CacheLineData(size_t line)
2349 {
2350 wxListCtrl *listctrl = GetListCtrl();
2351
2352 wxListLineData *ld = GetDummyLine();
2353
2354 size_t countCol = GetColumnCount();
2355 for ( size_t col = 0; col < countCol; col++ )
2356 {
2357 ld->SetText(col, listctrl->OnGetItemText(line, col));
2358 }
2359
2360 ld->SetImage(listctrl->OnGetItemImage(line));
2361 ld->SetAttr(listctrl->OnGetItemAttr(line));
2362 }
2363
2364 wxListLineData *wxListMainWindow::GetDummyLine() const
2365 {
2366 wxASSERT_MSG( !IsEmpty(), _T("invalid line index") );
2367
2368 if ( m_lines.IsEmpty() )
2369 {
2370 // normal controls are supposed to have something in m_lines
2371 // already if it's not empty
2372 wxASSERT_MSG( IsVirtual(), _T("logic error") );
2373
2374 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
2375 wxListLineData *line = new wxListLineData(self);
2376 self->m_lines.Add(line);
2377 }
2378
2379 return &m_lines[0];
2380 }
2381
2382 // ----------------------------------------------------------------------------
2383 // line geometry (report mode only)
2384 // ----------------------------------------------------------------------------
2385
2386 wxCoord wxListMainWindow::GetLineHeight() const
2387 {
2388 wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
2389
2390 // we cache the line height as calling GetTextExtent() is slow
2391 if ( !m_lineHeight )
2392 {
2393 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
2394
2395 wxClientDC dc( self );
2396 dc.SetFont( GetFont() );
2397
2398 wxCoord y;
2399 dc.GetTextExtent(_T("H"), NULL, &y);
2400
2401 if ( y < SCROLL_UNIT_Y )
2402 y = SCROLL_UNIT_Y;
2403 y += EXTRA_HEIGHT;
2404
2405 self->m_lineHeight = y + LINE_SPACING;
2406 }
2407
2408 return m_lineHeight;
2409 }
2410
2411 wxCoord wxListMainWindow::GetLineY(size_t line) const
2412 {
2413 wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
2414
2415 return LINE_SPACING + line*GetLineHeight();
2416 }
2417
2418 wxRect wxListMainWindow::GetLineRect(size_t line) const
2419 {
2420 if ( !InReportView() )
2421 return GetLine(line)->m_gi->m_rectAll;
2422
2423 wxRect rect;
2424 rect.x = HEADER_OFFSET_X;
2425 rect.y = GetLineY(line);
2426 rect.width = GetHeaderWidth();
2427 rect.height = GetLineHeight();
2428
2429 return rect;
2430 }
2431
2432 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
2433 {
2434 if ( !InReportView() )
2435 return GetLine(line)->m_gi->m_rectLabel;
2436
2437 wxRect rect;
2438 rect.x = HEADER_OFFSET_X;
2439 rect.y = GetLineY(line);
2440 rect.width = GetColumnWidth(0);
2441 rect.height = GetLineHeight();
2442
2443 return rect;
2444 }
2445
2446 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
2447 {
2448 if ( !InReportView() )
2449 return GetLine(line)->m_gi->m_rectIcon;
2450
2451 wxListLineData *ld = GetLine(line);
2452 wxASSERT_MSG( ld->HasImage(), _T("should have an image") );
2453
2454 wxRect rect;
2455 rect.x = HEADER_OFFSET_X;
2456 rect.y = GetLineY(line);
2457 GetImageSize(ld->GetImage(), rect.width, rect.height);
2458
2459 return rect;
2460 }
2461
2462 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
2463 {
2464 return InReportView() ? GetLineRect(line)
2465 : GetLine(line)->m_gi->m_rectHighlight;
2466 }
2467
2468 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
2469 {
2470 wxASSERT_MSG( line < GetItemCount(), _T("invalid line in HitTestLine") );
2471
2472 wxListLineData *ld = GetLine(line);
2473
2474 if ( ld->HasImage() && GetLineIconRect(line).Inside(x, y) )
2475 return wxLIST_HITTEST_ONITEMICON;
2476
2477 if ( ld->HasText() )
2478 {
2479 wxRect rect = InReportView() ? GetLineRect(line)
2480 : GetLineLabelRect(line);
2481
2482 if ( rect.Inside(x, y) )
2483 return wxLIST_HITTEST_ONITEMLABEL;
2484 }
2485
2486 return 0;
2487 }
2488
2489 // ----------------------------------------------------------------------------
2490 // highlight (selection) handling
2491 // ----------------------------------------------------------------------------
2492
2493 bool wxListMainWindow::IsHighlighted(size_t line) const
2494 {
2495 if ( IsVirtual() )
2496 {
2497 return m_selStore.IsSelected(line);
2498 }
2499 else // !virtual
2500 {
2501 wxListLineData *ld = GetLine(line);
2502 wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHighlighted") );
2503
2504 return ld->IsHighlighted();
2505 }
2506 }
2507
2508 void wxListMainWindow::HighlightLines( size_t lineFrom,
2509 size_t lineTo,
2510 bool highlight )
2511 {
2512 if ( IsVirtual() )
2513 {
2514 wxArrayInt linesChanged;
2515 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
2516 &linesChanged) )
2517 {
2518 // meny items changed state, refresh everything
2519 RefreshLines(lineFrom, lineTo);
2520 }
2521 else // only a few items changed state, refresh only them
2522 {
2523 size_t count = linesChanged.GetCount();
2524 for ( size_t n = 0; n < count; n++ )
2525 {
2526 RefreshLine(linesChanged[n]);
2527 }
2528 }
2529 }
2530 else // iterate over all items in non report view
2531 {
2532 for ( size_t line = lineFrom; line <= lineTo; line++ )
2533 {
2534 if ( HighlightLine(line, highlight) )
2535 {
2536 RefreshLine(line);
2537 }
2538 }
2539 }
2540 }
2541
2542 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
2543 {
2544 bool changed;
2545
2546 if ( IsVirtual() )
2547 {
2548 changed = m_selStore.SelectItem(line, highlight);
2549 }
2550 else // !virtual
2551 {
2552 wxListLineData *ld = GetLine(line);
2553 wxCHECK_MSG( ld, FALSE, _T("invalid index in HighlightLine") );
2554
2555 changed = ld->Highlight(highlight);
2556 }
2557
2558 if ( changed )
2559 {
2560 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
2561 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
2562 }
2563
2564 return changed;
2565 }
2566
2567 void wxListMainWindow::RefreshLine( size_t line )
2568 {
2569 if ( HasFlag(wxLC_REPORT) )
2570 {
2571 size_t visibleFrom, visibleTo;
2572 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2573
2574 if ( line < visibleFrom || line > visibleTo )
2575 return;
2576 }
2577
2578 wxRect rect = GetLineRect(line);
2579
2580 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2581 RefreshRect( rect );
2582 }
2583
2584 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
2585 {
2586 // we suppose that they are ordered by caller
2587 wxASSERT_MSG( lineFrom <= lineTo, _T("indices in disorder") );
2588
2589 wxASSERT_MSG( lineTo < GetItemCount(), _T("invalid line range") );
2590
2591 if ( HasFlag(wxLC_REPORT) )
2592 {
2593 size_t visibleFrom, visibleTo;
2594 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2595
2596 if ( lineFrom < visibleFrom )
2597 lineFrom = visibleFrom;
2598 if ( lineTo > visibleTo )
2599 lineTo = visibleTo;
2600
2601 wxRect rect;
2602 rect.x = 0;
2603 rect.y = GetLineY(lineFrom);
2604 rect.width = GetClientSize().x;
2605 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
2606
2607 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2608 RefreshRect( rect );
2609 }
2610 else // !report
2611 {
2612 // TODO: this should be optimized...
2613 for ( size_t line = lineFrom; line <= lineTo; line++ )
2614 {
2615 RefreshLine(line);
2616 }
2617 }
2618 }
2619
2620 void wxListMainWindow::RefreshAfter( size_t lineFrom )
2621 {
2622 if ( HasFlag(wxLC_REPORT) )
2623 {
2624 size_t visibleFrom;
2625 GetVisibleLinesRange(&visibleFrom, NULL);
2626
2627 if ( lineFrom < visibleFrom )
2628 lineFrom = visibleFrom;
2629
2630 wxRect rect;
2631 rect.x = 0;
2632 rect.y = GetLineY(lineFrom);
2633
2634 wxSize size = GetClientSize();
2635 rect.width = size.x;
2636 // refresh till the bottom of the window
2637 rect.height = size.y - rect.y;
2638
2639 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2640 RefreshRect( rect );
2641 }
2642 else // !report
2643 {
2644 // TODO: how to do it more efficiently?
2645 m_dirty = TRUE;
2646 }
2647 }
2648
2649 void wxListMainWindow::RefreshSelected()
2650 {
2651 if ( IsEmpty() )
2652 return;
2653
2654 size_t from, to;
2655 if ( InReportView() )
2656 {
2657 GetVisibleLinesRange(&from, &to);
2658 }
2659 else // !virtual
2660 {
2661 from = 0;
2662 to = GetItemCount() - 1;
2663 }
2664
2665 if ( HasCurrent() && m_current >= from && m_current <= to )
2666 {
2667 RefreshLine(m_current);
2668 }
2669
2670 for ( size_t line = from; line <= to; line++ )
2671 {
2672 // NB: the test works as expected even if m_current == -1
2673 if ( line != m_current && IsHighlighted(line) )
2674 {
2675 RefreshLine(line);
2676 }
2677 }
2678 }
2679
2680 void wxListMainWindow::Freeze()
2681 {
2682 m_freezeCount++;
2683 }
2684
2685 void wxListMainWindow::Thaw()
2686 {
2687 wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen list control?") );
2688
2689 if ( !--m_freezeCount )
2690 {
2691 Refresh();
2692 }
2693 }
2694
2695 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2696 {
2697 // Note: a wxPaintDC must be constructed even if no drawing is
2698 // done (a Windows requirement).
2699 wxPaintDC dc( this );
2700
2701 if ( IsEmpty() || m_freezeCount )
2702 {
2703 // nothing to draw or not the moment to draw it
2704 return;
2705 }
2706
2707 if ( m_dirty )
2708 {
2709 // delay the repainting until we calculate all the items positions
2710 return;
2711 }
2712
2713 PrepareDC( dc );
2714
2715 int dev_x, dev_y;
2716 CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2717
2718 dc.BeginDrawing();
2719
2720 dc.SetFont( GetFont() );
2721
2722 if ( HasFlag(wxLC_REPORT) )
2723 {
2724 int lineHeight = GetLineHeight();
2725
2726 size_t visibleFrom, visibleTo;
2727 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2728
2729 wxRect rectLine;
2730 wxCoord xOrig, yOrig;
2731 CalcUnscrolledPosition(0, 0, &xOrig, &yOrig);
2732
2733 // tell the caller cache to cache the data
2734 if ( IsVirtual() )
2735 {
2736 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2737 GetParent()->GetId());
2738 evCache.SetEventObject( GetParent() );
2739 evCache.m_oldItemIndex = visibleFrom;
2740 evCache.m_itemIndex = visibleTo;
2741 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2742 }
2743
2744 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2745 {
2746 rectLine = GetLineRect(line);
2747
2748 if ( !IsExposed(rectLine.x - xOrig, rectLine.y - yOrig,
2749 rectLine.width, rectLine.height) )
2750 {
2751 // don't redraw unaffected lines to avoid flicker
2752 continue;
2753 }
2754
2755 GetLine(line)->DrawInReportMode( &dc,
2756 rectLine,
2757 GetLineHighlightRect(line),
2758 IsHighlighted(line) );
2759 }
2760
2761 if ( HasFlag(wxLC_HRULES) )
2762 {
2763 wxPen pen(GetRuleColour(), 1, wxSOLID);
2764 wxSize clientSize = GetClientSize();
2765
2766 for ( size_t i = visibleFrom; i <= visibleTo; i++ )
2767 {
2768 dc.SetPen(pen);
2769 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2770 dc.DrawLine(0 - dev_x, i*lineHeight,
2771 clientSize.x - dev_x, i*lineHeight);
2772 }
2773
2774 // Draw last horizontal rule
2775 if ( visibleTo > visibleFrom )
2776 {
2777 dc.SetPen(pen);
2778 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2779 dc.DrawLine(0 - dev_x, m_lineTo*lineHeight,
2780 clientSize.x - dev_x , m_lineTo*lineHeight );
2781 }
2782 }
2783
2784 // Draw vertical rules if required
2785 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2786 {
2787 wxPen pen(GetRuleColour(), 1, wxSOLID);
2788
2789 int col = 0;
2790 wxRect firstItemRect;
2791 wxRect lastItemRect;
2792 GetItemRect(0, firstItemRect);
2793 GetItemRect(GetItemCount() - 1, lastItemRect);
2794 int x = firstItemRect.GetX();
2795 dc.SetPen(pen);
2796 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2797 for (col = 0; col < GetColumnCount(); col++)
2798 {
2799 int colWidth = GetColumnWidth(col);
2800 x += colWidth;
2801 dc.DrawLine(x - dev_x, firstItemRect.GetY() - 1 - dev_y,
2802 x - dev_x, lastItemRect.GetBottom() + 1 - dev_y);
2803 }
2804 }
2805 }
2806 else // !report
2807 {
2808 size_t count = GetItemCount();
2809 for ( size_t i = 0; i < count; i++ )
2810 {
2811 GetLine(i)->Draw( &dc );
2812 }
2813 }
2814
2815 if ( HasCurrent() )
2816 {
2817 // don't draw rect outline under Max if we already have the background
2818 // color but under other platforms only draw it if we do: it is a bit
2819 // silly to draw "focus rect" if we don't have focus!
2820 #ifdef __WXMAC__
2821 if ( !m_hasFocus )
2822 #else // !__WXMAC__
2823 if ( m_hasFocus )
2824 #endif // __WXMAC__/!__WXMAC__
2825 {
2826 dc.SetPen( *wxBLACK_PEN );
2827 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2828 dc.DrawRectangle( GetLineHighlightRect(m_current) );
2829 }
2830 }
2831
2832 dc.EndDrawing();
2833 }
2834
2835 void wxListMainWindow::HighlightAll( bool on )
2836 {
2837 if ( IsSingleSel() )
2838 {
2839 wxASSERT_MSG( !on, _T("can't do this in a single sel control") );
2840
2841 // we just have one item to turn off
2842 if ( HasCurrent() && IsHighlighted(m_current) )
2843 {
2844 HighlightLine(m_current, FALSE);
2845 RefreshLine(m_current);
2846 }
2847 }
2848 else // multi sel
2849 {
2850 HighlightLines(0, GetItemCount() - 1, on);
2851 }
2852 }
2853
2854 void wxListMainWindow::SendNotify( size_t line,
2855 wxEventType command,
2856 wxPoint point )
2857 {
2858 wxListEvent le( command, GetParent()->GetId() );
2859 le.SetEventObject( GetParent() );
2860 le.m_itemIndex = line;
2861
2862 // set only for events which have position
2863 if ( point != wxDefaultPosition )
2864 le.m_pointDrag = point;
2865
2866 // don't try to get the line info for virtual list controls: the main
2867 // program has it anyhow and if we did it would result in accessing all
2868 // the lines, even those which are not visible now and this is precisely
2869 // what we're trying to avoid
2870 if ( !IsVirtual() && (command != wxEVT_COMMAND_LIST_DELETE_ITEM) )
2871 {
2872 if ( line != (size_t)-1 )
2873 {
2874 GetLine(line)->GetItem( 0, le.m_item );
2875 }
2876 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
2877 }
2878 //else: there may be no more such item
2879
2880 GetParent()->GetEventHandler()->ProcessEvent( le );
2881 }
2882
2883 void wxListMainWindow::ChangeCurrent(size_t current)
2884 {
2885 m_current = current;
2886
2887 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
2888 }
2889
2890 void wxListMainWindow::EditLabel( long item )
2891 {
2892 wxCHECK_RET( (item >= 0) && ((size_t)item < GetItemCount()),
2893 wxT("wrong index in wxListCtrl::EditLabel()") );
2894
2895 m_currentEdit = (size_t)item;
2896
2897 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
2898 le.SetEventObject( GetParent() );
2899 le.m_itemIndex = item;
2900 wxListLineData *data = GetLine(m_currentEdit);
2901 wxCHECK_RET( data, _T("invalid index in EditLabel()") );
2902 data->GetItem( 0, le.m_item );
2903 GetParent()->GetEventHandler()->ProcessEvent( le );
2904
2905 if (!le.IsAllowed())
2906 return;
2907
2908 // We have to call this here because the label in question might just have
2909 // been added and no screen update taken place.
2910 if (m_dirty)
2911 wxSafeYield();
2912
2913 wxClientDC dc(this);
2914 PrepareDC( dc );
2915
2916 wxString s = data->GetText(0);
2917 wxRect rectLabel = GetLineLabelRect(m_currentEdit);
2918
2919 rectLabel.x = dc.LogicalToDeviceX( rectLabel.x );
2920 rectLabel.y = dc.LogicalToDeviceY( rectLabel.y );
2921
2922 wxListTextCtrl *text = new wxListTextCtrl
2923 (
2924 this, -1,
2925 &m_renameAccept,
2926 &m_renameRes,
2927 this,
2928 s,
2929 wxPoint(rectLabel.x-4,rectLabel.y-4),
2930 wxSize(rectLabel.width+11,rectLabel.height+8)
2931 );
2932 text->SetFocus();
2933 }
2934
2935 void wxListMainWindow::OnRenameTimer()
2936 {
2937 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
2938
2939 EditLabel( m_current );
2940 }
2941
2942 void wxListMainWindow::OnRenameAccept()
2943 {
2944 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
2945 le.SetEventObject( GetParent() );
2946 le.m_itemIndex = m_currentEdit;
2947
2948 wxListLineData *data = GetLine(m_currentEdit);
2949 wxCHECK_RET( data, _T("invalid index in OnRenameAccept()") );
2950
2951 data->GetItem( 0, le.m_item );
2952 le.m_item.m_text = m_renameRes;
2953 GetParent()->GetEventHandler()->ProcessEvent( le );
2954
2955 if (!le.IsAllowed()) return;
2956
2957 wxListItem info;
2958 info.m_mask = wxLIST_MASK_TEXT;
2959 info.m_itemId = le.m_itemIndex;
2960 info.m_text = m_renameRes;
2961 info.SetTextColour(le.m_item.GetTextColour());
2962 SetItem( info );
2963 }
2964
2965 void wxListMainWindow::OnMouse( wxMouseEvent &event )
2966 {
2967 event.SetEventObject( GetParent() );
2968 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
2969 return;
2970
2971 if ( !HasCurrent() || IsEmpty() )
2972 return;
2973
2974 if (m_dirty)
2975 return;
2976
2977 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
2978 event.ButtonDClick()) )
2979 return;
2980
2981 int x = event.GetX();
2982 int y = event.GetY();
2983 CalcUnscrolledPosition( x, y, &x, &y );
2984
2985 // where did we hit it (if we did)?
2986 long hitResult = 0;
2987
2988 size_t count = GetItemCount(),
2989 current;
2990
2991 if ( HasFlag(wxLC_REPORT) )
2992 {
2993 current = y / GetLineHeight();
2994 if ( current < count )
2995 hitResult = HitTestLine(current, x, y);
2996 }
2997 else // !report
2998 {
2999 // TODO: optimize it too! this is less simple than for report view but
3000 // enumerating all items is still not a way to do it!!
3001 for ( current = 0; current < count; current++ )
3002 {
3003 hitResult = HitTestLine(current, x, y);
3004 if ( hitResult )
3005 break;
3006 }
3007 }
3008
3009 if (event.Dragging())
3010 {
3011 if (m_dragCount == 0)
3012 {
3013 // we have to report the raw, physical coords as we want to be
3014 // able to call HitTest(event.m_pointDrag) from the user code to
3015 // get the item being dragged
3016 m_dragStart = event.GetPosition();
3017 }
3018
3019 m_dragCount++;
3020
3021 if (m_dragCount != 3)
3022 return;
3023
3024 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
3025 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
3026
3027 wxListEvent le( command, GetParent()->GetId() );
3028 le.SetEventObject( GetParent() );
3029 le.m_pointDrag = m_dragStart;
3030 GetParent()->GetEventHandler()->ProcessEvent( le );
3031
3032 return;
3033 }
3034 else
3035 {
3036 m_dragCount = 0;
3037 }
3038
3039 if ( !hitResult )
3040 {
3041 // outside of any item
3042 return;
3043 }
3044
3045 bool forceClick = FALSE;
3046 if (event.ButtonDClick())
3047 {
3048 m_renameTimer->Stop();
3049 m_lastOnSame = FALSE;
3050
3051 if ( current == m_lineBeforeLastClicked )
3052 {
3053 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3054
3055 return;
3056 }
3057 else
3058 {
3059 // the first click was on another item, so don't interpret this as
3060 // a double click, but as a simple click instead
3061 forceClick = TRUE;
3062 }
3063 }
3064
3065 if (event.LeftUp() && m_lastOnSame)
3066 {
3067 if ((current == m_current) &&
3068 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
3069 HasFlag(wxLC_EDIT_LABELS) )
3070 {
3071 m_renameTimer->Start( 100, TRUE );
3072 }
3073 m_lastOnSame = FALSE;
3074 }
3075 else if (event.RightDown())
3076 {
3077 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK,
3078 event.GetPosition() );
3079 }
3080 else if (event.MiddleDown())
3081 {
3082 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
3083 }
3084 else if ( event.LeftDown() || forceClick )
3085 {
3086 m_lineBeforeLastClicked = m_lineLastClicked;
3087 m_lineLastClicked = current;
3088
3089 size_t oldCurrent = m_current;
3090
3091 if ( IsSingleSel() || !(event.ControlDown() || event.ShiftDown()) )
3092 {
3093 HighlightAll( FALSE );
3094
3095 ChangeCurrent(current);
3096
3097 ReverseHighlight(m_current);
3098 }
3099 else // multi sel & either ctrl or shift is down
3100 {
3101 if (event.ControlDown())
3102 {
3103 ChangeCurrent(current);
3104
3105 ReverseHighlight(m_current);
3106 }
3107 else if (event.ShiftDown())
3108 {
3109 ChangeCurrent(current);
3110
3111 size_t lineFrom = oldCurrent,
3112 lineTo = current;
3113
3114 if ( lineTo < lineFrom )
3115 {
3116 lineTo = lineFrom;
3117 lineFrom = m_current;
3118 }
3119
3120 HighlightLines(lineFrom, lineTo);
3121 }
3122 else // !ctrl, !shift
3123 {
3124 // test in the enclosing if should make it impossible
3125 wxFAIL_MSG( _T("how did we get here?") );
3126 }
3127 }
3128
3129 if (m_current != oldCurrent)
3130 {
3131 RefreshLine( oldCurrent );
3132 }
3133
3134 // forceClick is only set if the previous click was on another item
3135 m_lastOnSame = !forceClick && (m_current == oldCurrent);
3136 }
3137 }
3138
3139 void wxListMainWindow::MoveToItem(size_t item)
3140 {
3141 if ( item == (size_t)-1 )
3142 return;
3143
3144 wxRect rect = GetLineRect(item);
3145
3146 int client_w, client_h;
3147 GetClientSize( &client_w, &client_h );
3148
3149 int view_x = m_xScroll*GetScrollPos( wxHORIZONTAL );
3150 int view_y = m_yScroll*GetScrollPos( wxVERTICAL );
3151
3152 if ( HasFlag(wxLC_REPORT) )
3153 {
3154 // the next we need the range of lines shown it might be different, so
3155 // recalculate it
3156 ResetVisibleLinesRange();
3157
3158 if (rect.y < view_y )
3159 Scroll( -1, rect.y/m_yScroll );
3160 if (rect.y+rect.height+5 > view_y+client_h)
3161 Scroll( -1, (rect.y+rect.height-client_h+SCROLL_UNIT_Y)/m_yScroll );
3162 }
3163 else // !report
3164 {
3165 if (rect.x-view_x < 5)
3166 Scroll( (rect.x-5)/m_xScroll, -1 );
3167 if (rect.x+rect.width-5 > view_x+client_w)
3168 Scroll( (rect.x+rect.width-client_w+SCROLL_UNIT_X)/m_xScroll, -1 );
3169 }
3170 }
3171
3172 // ----------------------------------------------------------------------------
3173 // keyboard handling
3174 // ----------------------------------------------------------------------------
3175
3176 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
3177 {
3178 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
3179 _T("invalid item index in OnArrowChar()") );
3180
3181 size_t oldCurrent = m_current;
3182
3183 // in single selection we just ignore Shift as we can't select several
3184 // items anyhow
3185 if ( event.ShiftDown() && !IsSingleSel() )
3186 {
3187 ChangeCurrent(newCurrent);
3188
3189 // select all the items between the old and the new one
3190 if ( oldCurrent > newCurrent )
3191 {
3192 newCurrent = oldCurrent;
3193 oldCurrent = m_current;
3194 }
3195
3196 HighlightLines(oldCurrent, newCurrent);
3197 }
3198 else // !shift
3199 {
3200 // all previously selected items are unselected unless ctrl is held
3201 if ( !event.ControlDown() )
3202 HighlightAll(FALSE);
3203
3204 ChangeCurrent(newCurrent);
3205
3206 HighlightLine( oldCurrent, FALSE );
3207 RefreshLine( oldCurrent );
3208
3209 if ( !event.ControlDown() )
3210 {
3211 HighlightLine( m_current, TRUE );
3212 }
3213 }
3214
3215 RefreshLine( m_current );
3216
3217 MoveToFocus();
3218 }
3219
3220 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
3221 {
3222 wxWindow *parent = GetParent();
3223
3224 /* we propagate the key event up */
3225 wxKeyEvent ke( wxEVT_KEY_DOWN );
3226 ke.m_shiftDown = event.m_shiftDown;
3227 ke.m_controlDown = event.m_controlDown;
3228 ke.m_altDown = event.m_altDown;
3229 ke.m_metaDown = event.m_metaDown;
3230 ke.m_keyCode = event.m_keyCode;
3231 ke.m_x = event.m_x;
3232 ke.m_y = event.m_y;
3233 ke.SetEventObject( parent );
3234 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3235
3236 event.Skip();
3237 }
3238
3239 void wxListMainWindow::OnChar( wxKeyEvent &event )
3240 {
3241 wxWindow *parent = GetParent();
3242
3243 /* we send a list_key event up */
3244 if ( HasCurrent() )
3245 {
3246 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, GetParent()->GetId() );
3247 le.m_itemIndex = m_current;
3248 GetLine(m_current)->GetItem( 0, le.m_item );
3249 le.m_code = (int)event.KeyCode();
3250 le.SetEventObject( parent );
3251 parent->GetEventHandler()->ProcessEvent( le );
3252 }
3253
3254 /* we propagate the char event up */
3255 wxKeyEvent ke( wxEVT_CHAR );
3256 ke.m_shiftDown = event.m_shiftDown;
3257 ke.m_controlDown = event.m_controlDown;
3258 ke.m_altDown = event.m_altDown;
3259 ke.m_metaDown = event.m_metaDown;
3260 ke.m_keyCode = event.m_keyCode;
3261 ke.m_x = event.m_x;
3262 ke.m_y = event.m_y;
3263 ke.SetEventObject( parent );
3264 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3265
3266 if (event.KeyCode() == WXK_TAB)
3267 {
3268 wxNavigationKeyEvent nevent;
3269 nevent.SetWindowChange( event.ControlDown() );
3270 nevent.SetDirection( !event.ShiftDown() );
3271 nevent.SetEventObject( GetParent()->GetParent() );
3272 nevent.SetCurrentFocus( m_parent );
3273 if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
3274 return;
3275 }
3276
3277 /* no item -> nothing to do */
3278 if (!HasCurrent())
3279 {
3280 event.Skip();
3281 return;
3282 }
3283
3284 switch (event.KeyCode())
3285 {
3286 case WXK_UP:
3287 if ( m_current > 0 )
3288 OnArrowChar( m_current - 1, event );
3289 break;
3290
3291 case WXK_DOWN:
3292 if ( m_current < (size_t)GetItemCount() - 1 )
3293 OnArrowChar( m_current + 1, event );
3294 break;
3295
3296 case WXK_END:
3297 if (!IsEmpty())
3298 OnArrowChar( GetItemCount() - 1, event );
3299 break;
3300
3301 case WXK_HOME:
3302 if (!IsEmpty())
3303 OnArrowChar( 0, event );
3304 break;
3305
3306 case WXK_PRIOR:
3307 {
3308 int steps = 0;
3309 if ( HasFlag(wxLC_REPORT) )
3310 {
3311 steps = m_linesPerPage - 1;
3312 }
3313 else
3314 {
3315 steps = m_current % m_linesPerPage;
3316 }
3317
3318 int index = m_current - steps;
3319 if (index < 0)
3320 index = 0;
3321
3322 OnArrowChar( index, event );
3323 }
3324 break;
3325
3326 case WXK_NEXT:
3327 {
3328 int steps = 0;
3329 if ( HasFlag(wxLC_REPORT) )
3330 {
3331 steps = m_linesPerPage - 1;
3332 }
3333 else
3334 {
3335 steps = m_linesPerPage - (m_current % m_linesPerPage) - 1;
3336 }
3337
3338 size_t index = m_current + steps;
3339 size_t count = GetItemCount();
3340 if ( index >= count )
3341 index = count - 1;
3342
3343 OnArrowChar( index, event );
3344 }
3345 break;
3346
3347 case WXK_LEFT:
3348 if ( !HasFlag(wxLC_REPORT) )
3349 {
3350 int index = m_current - m_linesPerPage;
3351 if (index < 0)
3352 index = 0;
3353
3354 OnArrowChar( index, event );
3355 }
3356 break;
3357
3358 case WXK_RIGHT:
3359 if ( !HasFlag(wxLC_REPORT) )
3360 {
3361 size_t index = m_current + m_linesPerPage;
3362
3363 size_t count = GetItemCount();
3364 if ( index >= count )
3365 index = count - 1;
3366
3367 OnArrowChar( index, event );
3368 }
3369 break;
3370
3371 case WXK_SPACE:
3372 if ( IsSingleSel() )
3373 {
3374 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3375
3376 if ( IsHighlighted(m_current) )
3377 {
3378 // don't unselect the item in single selection mode
3379 break;
3380 }
3381 //else: select it in ReverseHighlight() below if unselected
3382 }
3383
3384 ReverseHighlight(m_current);
3385 break;
3386
3387 case WXK_RETURN:
3388 case WXK_EXECUTE:
3389 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3390 break;
3391
3392 default:
3393 event.Skip();
3394 }
3395 }
3396
3397 // ----------------------------------------------------------------------------
3398 // focus handling
3399 // ----------------------------------------------------------------------------
3400
3401 void wxListMainWindow::SetFocus()
3402 {
3403 // VS: wxListMainWindow derives from wxPanel (via wxScrolledWindow) and wxPanel
3404 // overrides SetFocus in such way that it does never change focus from
3405 // panel's child to the panel itself. Unfortunately, we must be able to change
3406 // focus to the panel from wxListTextCtrl because the text control should
3407 // disappear when the user clicks outside it.
3408
3409 wxWindow *oldFocus = FindFocus();
3410
3411 if ( oldFocus && oldFocus->GetParent() == this )
3412 {
3413 wxWindow::SetFocus();
3414 }
3415 else
3416 {
3417 wxScrolledWindow::SetFocus();
3418 }
3419 }
3420
3421 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
3422 {
3423 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
3424 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
3425 // which are already drawn correctly resulting in horrible flicker - avoid
3426 // it
3427 if ( !m_hasFocus )
3428 {
3429 m_hasFocus = TRUE;
3430
3431 RefreshSelected();
3432 }
3433
3434 if ( !GetParent() )
3435 return;
3436
3437 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
3438 event.SetEventObject( GetParent() );
3439 GetParent()->GetEventHandler()->ProcessEvent( event );
3440 }
3441
3442 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
3443 {
3444 m_hasFocus = FALSE;
3445
3446 RefreshSelected();
3447 }
3448
3449 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
3450 {
3451 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
3452 {
3453 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3454 }
3455 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
3456 {
3457 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3458 }
3459 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
3460 {
3461 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3462 }
3463 else if ( HasFlag(wxLC_REPORT) && (m_small_image_list))
3464 {
3465 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3466 }
3467 }
3468
3469 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
3470 {
3471 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3472 {
3473 m_normal_image_list->GetSize( index, width, height );
3474 }
3475 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3476 {
3477 m_small_image_list->GetSize( index, width, height );
3478 }
3479 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
3480 {
3481 m_small_image_list->GetSize( index, width, height );
3482 }
3483 else if ( HasFlag(wxLC_REPORT) && m_small_image_list )
3484 {
3485 m_small_image_list->GetSize( index, width, height );
3486 }
3487 else
3488 {
3489 width =
3490 height = 0;
3491 }
3492 }
3493
3494 int wxListMainWindow::GetTextLength( const wxString &s ) const
3495 {
3496 wxClientDC dc( wxConstCast(this, wxListMainWindow) );
3497 dc.SetFont( GetFont() );
3498
3499 wxCoord lw;
3500 dc.GetTextExtent( s, &lw, NULL );
3501
3502 return lw + AUTOSIZE_COL_MARGIN;
3503 }
3504
3505 void wxListMainWindow::SetImageList( wxImageList *imageList, int which )
3506 {
3507 m_dirty = TRUE;
3508
3509 // calc the spacing from the icon size
3510 int width = 0,
3511 height = 0;
3512 if ((imageList) && (imageList->GetImageCount()) )
3513 {
3514 imageList->GetSize(0, width, height);
3515 }
3516
3517 if (which == wxIMAGE_LIST_NORMAL)
3518 {
3519 m_normal_image_list = imageList;
3520 m_normal_spacing = width + 8;
3521 }
3522
3523 if (which == wxIMAGE_LIST_SMALL)
3524 {
3525 m_small_image_list = imageList;
3526 m_small_spacing = width + 14;
3527 }
3528 }
3529
3530 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3531 {
3532 m_dirty = TRUE;
3533 if (isSmall)
3534 {
3535 m_small_spacing = spacing;
3536 }
3537 else
3538 {
3539 m_normal_spacing = spacing;
3540 }
3541 }
3542
3543 int wxListMainWindow::GetItemSpacing( bool isSmall )
3544 {
3545 return isSmall ? m_small_spacing : m_normal_spacing;
3546 }
3547
3548 // ----------------------------------------------------------------------------
3549 // columns
3550 // ----------------------------------------------------------------------------
3551
3552 void wxListMainWindow::SetColumn( int col, wxListItem &item )
3553 {
3554 wxListHeaderDataList::Node *node = m_columns.Item( col );
3555
3556 wxCHECK_RET( node, _T("invalid column index in SetColumn") );
3557
3558 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3559 item.m_width = GetTextLength( item.m_text );
3560
3561 wxListHeaderData *column = node->GetData();
3562 column->SetItem( item );
3563
3564 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3565 if ( headerWin )
3566 headerWin->m_dirty = TRUE;
3567
3568 m_dirty = TRUE;
3569
3570 // invalidate it as it has to be recalculated
3571 m_headerWidth = 0;
3572 }
3573
3574 void wxListMainWindow::SetColumnWidth( int col, int width )
3575 {
3576 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3577 _T("invalid column index") );
3578
3579 wxCHECK_RET( HasFlag(wxLC_REPORT),
3580 _T("SetColumnWidth() can only be called in report mode.") );
3581
3582 m_dirty = TRUE;
3583 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3584 if ( headerWin )
3585 headerWin->m_dirty = TRUE;
3586
3587 wxListHeaderDataList::Node *node = m_columns.Item( col );
3588 wxCHECK_RET( node, _T("no column?") );
3589
3590 wxListHeaderData *column = node->GetData();
3591
3592 size_t count = GetItemCount();
3593
3594 if (width == wxLIST_AUTOSIZE_USEHEADER)
3595 {
3596 width = GetTextLength(column->GetText());
3597 }
3598 else if ( width == wxLIST_AUTOSIZE )
3599 {
3600 if ( IsVirtual() )
3601 {
3602 // TODO: determine the max width somehow...
3603 width = WIDTH_COL_DEFAULT;
3604 }
3605 else // !virtual
3606 {
3607 wxClientDC dc(this);
3608 dc.SetFont( GetFont() );
3609
3610 int max = AUTOSIZE_COL_MARGIN;
3611
3612 for ( size_t i = 0; i < count; i++ )
3613 {
3614 wxListLineData *line = GetLine(i);
3615 wxListItemDataList::Node *n = line->m_items.Item( col );
3616
3617 wxCHECK_RET( n, _T("no subitem?") );
3618
3619 wxListItemData *item = n->GetData();
3620 int current = 0;
3621
3622 if (item->HasImage())
3623 {
3624 int ix, iy;
3625 GetImageSize( item->GetImage(), ix, iy );
3626 current += ix + 5;
3627 }
3628
3629 if (item->HasText())
3630 {
3631 wxCoord w;
3632 dc.GetTextExtent( item->GetText(), &w, NULL );
3633 current += w;
3634 }
3635
3636 if (current > max)
3637 max = current;
3638 }
3639
3640 width = max + AUTOSIZE_COL_MARGIN;
3641 }
3642 }
3643
3644 column->SetWidth( width );
3645
3646 // invalidate it as it has to be recalculated
3647 m_headerWidth = 0;
3648 }
3649
3650 int wxListMainWindow::GetHeaderWidth() const
3651 {
3652 if ( !m_headerWidth )
3653 {
3654 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3655
3656 size_t count = GetColumnCount();
3657 for ( size_t col = 0; col < count; col++ )
3658 {
3659 self->m_headerWidth += GetColumnWidth(col);
3660 }
3661 }
3662
3663 return m_headerWidth;
3664 }
3665
3666 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3667 {
3668 wxListHeaderDataList::Node *node = m_columns.Item( col );
3669 wxCHECK_RET( node, _T("invalid column index in GetColumn") );
3670
3671 wxListHeaderData *column = node->GetData();
3672 column->GetItem( item );
3673 }
3674
3675 int wxListMainWindow::GetColumnWidth( int col ) const
3676 {
3677 wxListHeaderDataList::Node *node = m_columns.Item( col );
3678 wxCHECK_MSG( node, 0, _T("invalid column index") );
3679
3680 wxListHeaderData *column = node->GetData();
3681 return column->GetWidth();
3682 }
3683
3684 // ----------------------------------------------------------------------------
3685 // item state
3686 // ----------------------------------------------------------------------------
3687
3688 void wxListMainWindow::SetItem( wxListItem &item )
3689 {
3690 long id = item.m_itemId;
3691 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3692 _T("invalid item index in SetItem") );
3693
3694 if ( !IsVirtual() )
3695 {
3696 wxListLineData *line = GetLine((size_t)id);
3697 line->SetItem( item.m_col, item );
3698 }
3699
3700 if ( InReportView() )
3701 {
3702 // just refresh the line to show the new value of the text/image
3703 RefreshLine((size_t)id);
3704 }
3705 else // !report
3706 {
3707 // refresh everything (resulting in horrible flicker - FIXME!)
3708 m_dirty = TRUE;
3709 }
3710 }
3711
3712 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3713 {
3714 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3715 _T("invalid list ctrl item index in SetItem") );
3716
3717 size_t oldCurrent = m_current;
3718 size_t item = (size_t)litem; // safe because of the check above
3719
3720 // do we need to change the focus?
3721 if ( stateMask & wxLIST_STATE_FOCUSED )
3722 {
3723 if ( state & wxLIST_STATE_FOCUSED )
3724 {
3725 // don't do anything if this item is already focused
3726 if ( item != m_current )
3727 {
3728 ChangeCurrent(item);
3729
3730 if ( oldCurrent != (size_t)-1 )
3731 {
3732 if ( IsSingleSel() )
3733 {
3734 HighlightLine(oldCurrent, FALSE);
3735 }
3736
3737 RefreshLine(oldCurrent);
3738 }
3739
3740 RefreshLine( m_current );
3741 }
3742 }
3743 else // unfocus
3744 {
3745 // don't do anything if this item is not focused
3746 if ( item == m_current )
3747 {
3748 ResetCurrent();
3749
3750 RefreshLine( oldCurrent );
3751 }
3752 }
3753 }
3754
3755 // do we need to change the selection state?
3756 if ( stateMask & wxLIST_STATE_SELECTED )
3757 {
3758 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3759
3760 if ( IsSingleSel() )
3761 {
3762 if ( on )
3763 {
3764 // selecting the item also makes it the focused one in the
3765 // single sel mode
3766 if ( m_current != item )
3767 {
3768 ChangeCurrent(item);
3769
3770 if ( oldCurrent != (size_t)-1 )
3771 {
3772 HighlightLine( oldCurrent, FALSE );
3773 RefreshLine( oldCurrent );
3774 }
3775 }
3776 }
3777 else // off
3778 {
3779 // only the current item may be selected anyhow
3780 if ( item != m_current )
3781 return;
3782 }
3783 }
3784
3785 if ( HighlightLine(item, on) )
3786 {
3787 RefreshLine(item);
3788 }
3789 }
3790 }
3791
3792 int wxListMainWindow::GetItemState( long item, long stateMask )
3793 {
3794 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3795 _T("invalid list ctrl item index in GetItemState()") );
3796
3797 int ret = wxLIST_STATE_DONTCARE;
3798
3799 if ( stateMask & wxLIST_STATE_FOCUSED )
3800 {
3801 if ( (size_t)item == m_current )
3802 ret |= wxLIST_STATE_FOCUSED;
3803 }
3804
3805 if ( stateMask & wxLIST_STATE_SELECTED )
3806 {
3807 if ( IsHighlighted(item) )
3808 ret |= wxLIST_STATE_SELECTED;
3809 }
3810
3811 return ret;
3812 }
3813
3814 void wxListMainWindow::GetItem( wxListItem &item )
3815 {
3816 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3817 _T("invalid item index in GetItem") );
3818
3819 wxListLineData *line = GetLine((size_t)item.m_itemId);
3820 line->GetItem( item.m_col, item );
3821 }
3822
3823 // ----------------------------------------------------------------------------
3824 // item count
3825 // ----------------------------------------------------------------------------
3826
3827 size_t wxListMainWindow::GetItemCount() const
3828 {
3829 return IsVirtual() ? m_countVirt : m_lines.GetCount();
3830 }
3831
3832 void wxListMainWindow::SetItemCount(long count)
3833 {
3834 m_selStore.SetItemCount(count);
3835 m_countVirt = count;
3836
3837 ResetVisibleLinesRange();
3838
3839 // scrollbars must be reset
3840 m_dirty = TRUE;
3841 }
3842
3843 int wxListMainWindow::GetSelectedItemCount()
3844 {
3845 // deal with the quick case first
3846 if ( IsSingleSel() )
3847 {
3848 return HasCurrent() ? IsHighlighted(m_current) : FALSE;
3849 }
3850
3851 // virtual controls remmebers all its selections itself
3852 if ( IsVirtual() )
3853 return m_selStore.GetSelectedCount();
3854
3855 // TODO: we probably should maintain the number of items selected even for
3856 // non virtual controls as enumerating all lines is really slow...
3857 size_t countSel = 0;
3858 size_t count = GetItemCount();
3859 for ( size_t line = 0; line < count; line++ )
3860 {
3861 if ( GetLine(line)->IsHighlighted() )
3862 countSel++;
3863 }
3864
3865 return countSel;
3866 }
3867
3868 // ----------------------------------------------------------------------------
3869 // item position/size
3870 // ----------------------------------------------------------------------------
3871
3872 void wxListMainWindow::GetItemRect( long index, wxRect &rect )
3873 {
3874 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
3875 _T("invalid index in GetItemRect") );
3876
3877 rect = GetLineRect((size_t)index);
3878
3879 CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
3880 }
3881
3882 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos)
3883 {
3884 wxRect rect;
3885 GetItemRect(item, rect);
3886
3887 pos.x = rect.x;
3888 pos.y = rect.y;
3889
3890 return TRUE;
3891 }
3892
3893 // ----------------------------------------------------------------------------
3894 // geometry calculation
3895 // ----------------------------------------------------------------------------
3896
3897 void wxListMainWindow::RecalculatePositions(bool noRefresh)
3898 {
3899 wxClientDC dc( this );
3900 dc.SetFont( GetFont() );
3901
3902 int iconSpacing;
3903 if ( HasFlag(wxLC_ICON) )
3904 iconSpacing = m_normal_spacing;
3905 else if ( HasFlag(wxLC_SMALL_ICON) )
3906 iconSpacing = m_small_spacing;
3907 else
3908 iconSpacing = 0;
3909
3910 // Note that we do not call GetClientSize() here but
3911 // GetSize() and substract the border size for sunken
3912 // borders manually. This is technically incorrect,
3913 // but we need to know the client area's size WITHOUT
3914 // scrollbars here. Since we don't know if there are
3915 // any scrollbars, we use GetSize() instead. Another
3916 // solution would be to call SetScrollbars() here to
3917 // remove the scrollbars and call GetClientSize() then,
3918 // but this might result in flicker and - worse - will
3919 // reset the scrollbars to 0 which is not good at all
3920 // if you resize a dialog/window, but don't want to
3921 // reset the window scrolling. RR.
3922 // Furthermore, we actually do NOT subtract the border
3923 // width as 2 pixels is just the extra space which we
3924 // need around the actual content in the window. Other-
3925 // wise the text would e.g. touch the upper border. RR.
3926 int clientWidth,
3927 clientHeight;
3928 GetSize( &clientWidth, &clientHeight );
3929
3930 if ( HasFlag(wxLC_REPORT) )
3931 {
3932 // all lines have the same height
3933 int lineHeight = GetLineHeight();
3934
3935 // scroll one line per step
3936 m_yScroll = lineHeight;
3937
3938 size_t lineCount = GetItemCount();
3939 int entireHeight = lineCount*lineHeight + LINE_SPACING;
3940
3941 m_linesPerPage = clientHeight / lineHeight;
3942
3943 ResetVisibleLinesRange();
3944
3945 SetScrollbars( m_xScroll, m_yScroll,
3946 (GetHeaderWidth() + m_xScroll - 1)/m_xScroll,
3947 (entireHeight + m_yScroll - 1)/m_yScroll,
3948 GetScrollPos(wxHORIZONTAL),
3949 GetScrollPos(wxVERTICAL),
3950 TRUE );
3951 }
3952 else // !report
3953 {
3954 // at first we try without any scrollbar. if the items don't
3955 // fit into the window, we recalculate after subtracting an
3956 // approximated 15 pt for the horizontal scrollbar
3957
3958 int entireWidth = 0;
3959
3960 for (int tries = 0; tries < 2; tries++)
3961 {
3962 // We start with 4 for the border around all items
3963 entireWidth = 4;
3964
3965 if (tries == 1)
3966 {
3967 // Now we have decided that the items do not fit into the
3968 // client area. Unfortunately, wxWindows sometimes thinks
3969 // that it does fit and therefore NO horizontal scrollbar
3970 // is inserted. This looks ugly, so we fudge here and make
3971 // the calculated width bigger than was actually has been
3972 // calculated. This ensures that wxScrolledWindows puts
3973 // a scrollbar at the bottom of its client area.
3974 entireWidth += SCROLL_UNIT_X;
3975 }
3976
3977 // Start at 2,2 so the text does not touch the border
3978 int x = 2;
3979 int y = 2;
3980 int maxWidth = 0;
3981 m_linesPerPage = 0;
3982 int currentlyVisibleLines = 0;
3983
3984 size_t count = GetItemCount();
3985 for (size_t i = 0; i < count; i++)
3986 {
3987 currentlyVisibleLines++;
3988 wxListLineData *line = GetLine(i);
3989 line->CalculateSize( &dc, iconSpacing );
3990 line->SetPosition( x, y, clientWidth, iconSpacing ); // Why clientWidth? (FIXME)
3991
3992 wxSize sizeLine = GetLineSize(i);
3993
3994 if ( maxWidth < sizeLine.x )
3995 maxWidth = sizeLine.x;
3996
3997 y += sizeLine.y;
3998 if (currentlyVisibleLines > m_linesPerPage)
3999 m_linesPerPage = currentlyVisibleLines;
4000
4001 // Assume that the size of the next one is the same... (FIXME)
4002 if ( y + sizeLine.y >= clientHeight )
4003 {
4004 currentlyVisibleLines = 0;
4005 y = 2;
4006 x += maxWidth+6;
4007 entireWidth += maxWidth+6;
4008 maxWidth = 0;
4009 }
4010
4011 // We have reached the last item.
4012 if ( i == count - 1 )
4013 entireWidth += maxWidth;
4014
4015 if ( (tries == 0) && (entireWidth+SCROLL_UNIT_X > clientWidth) )
4016 {
4017 clientHeight -= 15; // We guess the scrollbar height. (FIXME)
4018 m_linesPerPage = 0;
4019 currentlyVisibleLines = 0;
4020 break;
4021 }
4022
4023 if ( i == count - 1 )
4024 tries = 1; // Everything fits, no second try required.
4025 }
4026 }
4027
4028 int scroll_pos = GetScrollPos( wxHORIZONTAL );
4029 SetScrollbars( m_xScroll, m_yScroll, (entireWidth+SCROLL_UNIT_X) / m_xScroll, 0, scroll_pos, 0, TRUE );
4030 }
4031
4032 if ( !noRefresh )
4033 {
4034 // FIXME: why should we call it from here?
4035 UpdateCurrent();
4036
4037 RefreshAll();
4038 }
4039 }
4040
4041 void wxListMainWindow::RefreshAll()
4042 {
4043 m_dirty = FALSE;
4044 Refresh();
4045
4046 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
4047 if ( headerWin && headerWin->m_dirty )
4048 {
4049 headerWin->m_dirty = FALSE;
4050 headerWin->Refresh();
4051 }
4052 }
4053
4054 void wxListMainWindow::UpdateCurrent()
4055 {
4056 if ( !HasCurrent() && !IsEmpty() )
4057 {
4058 ChangeCurrent(0);
4059 }
4060 }
4061
4062 long wxListMainWindow::GetNextItem( long item,
4063 int WXUNUSED(geometry),
4064 int state )
4065 {
4066 long ret = item,
4067 max = GetItemCount();
4068 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
4069 _T("invalid listctrl index in GetNextItem()") );
4070
4071 // notice that we start with the next item (or the first one if item == -1)
4072 // and this is intentional to allow writing a simple loop to iterate over
4073 // all selected items
4074 ret++;
4075 if ( ret == max )
4076 {
4077 // this is not an error because the index was ok initially, just no
4078 // such item
4079 return -1;
4080 }
4081
4082 if ( !state )
4083 {
4084 // any will do
4085 return (size_t)ret;
4086 }
4087
4088 size_t count = GetItemCount();
4089 for ( size_t line = (size_t)ret; line < count; line++ )
4090 {
4091 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
4092 return line;
4093
4094 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
4095 return line;
4096 }
4097
4098 return -1;
4099 }
4100
4101 // ----------------------------------------------------------------------------
4102 // deleting stuff
4103 // ----------------------------------------------------------------------------
4104
4105 void wxListMainWindow::DeleteItem( long lindex )
4106 {
4107 size_t count = GetItemCount();
4108
4109 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
4110 _T("invalid item index in DeleteItem") );
4111
4112 size_t index = (size_t)lindex;
4113
4114 // we don't need to adjust the index for the previous items
4115 if ( HasCurrent() && m_current >= index )
4116 {
4117 // if the current item is being deleted, we want the next one to
4118 // become selected - unless there is no next one - so don't adjust
4119 // m_current in this case
4120 if ( m_current != index || m_current == count - 1 )
4121 {
4122 m_current--;
4123 }
4124 }
4125
4126 if ( InReportView() )
4127 {
4128 ResetVisibleLinesRange();
4129 }
4130
4131 if ( IsVirtual() )
4132 {
4133 m_countVirt--;
4134
4135 m_selStore.OnItemDelete(index);
4136 }
4137 else
4138 {
4139 m_lines.RemoveAt( index );
4140 }
4141
4142 // we need to refresh the (vert) scrollbar as the number of items changed
4143 m_dirty = TRUE;
4144
4145 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM );
4146
4147 RefreshAfter(index);
4148 }
4149
4150 void wxListMainWindow::DeleteColumn( int col )
4151 {
4152 wxListHeaderDataList::Node *node = m_columns.Item( col );
4153
4154 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
4155
4156 m_dirty = TRUE;
4157 m_columns.DeleteNode( node );
4158 }
4159
4160 void wxListMainWindow::DoDeleteAllItems()
4161 {
4162 if ( IsEmpty() )
4163 {
4164 // nothing to do - in particular, don't send the event
4165 return;
4166 }
4167
4168 ResetCurrent();
4169
4170 // to make the deletion of all items faster, we don't send the
4171 // notifications for each item deletion in this case but only one event
4172 // for all of them: this is compatible with wxMSW and documented in
4173 // DeleteAllItems() description
4174
4175 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
4176 event.SetEventObject( GetParent() );
4177 GetParent()->GetEventHandler()->ProcessEvent( event );
4178
4179 if ( IsVirtual() )
4180 {
4181 m_countVirt = 0;
4182
4183 m_selStore.Clear();
4184 }
4185
4186 if ( InReportView() )
4187 {
4188 ResetVisibleLinesRange();
4189 }
4190
4191 m_lines.Clear();
4192 }
4193
4194 void wxListMainWindow::DeleteAllItems()
4195 {
4196 DoDeleteAllItems();
4197
4198 RecalculatePositions();
4199 }
4200
4201 void wxListMainWindow::DeleteEverything()
4202 {
4203 DeleteAllItems();
4204
4205 m_columns.Clear();
4206 }
4207
4208 // ----------------------------------------------------------------------------
4209 // scanning for an item
4210 // ----------------------------------------------------------------------------
4211
4212 void wxListMainWindow::EnsureVisible( long index )
4213 {
4214 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
4215 _T("invalid index in EnsureVisible") );
4216
4217 // We have to call this here because the label in question might just have
4218 // been added and its position is not known yet
4219 if ( m_dirty )
4220 {
4221 RecalculatePositions(TRUE /* no refresh */);
4222 }
4223
4224 MoveToItem((size_t)index);
4225 }
4226
4227 long wxListMainWindow::FindItem(long start, const wxString& str, bool WXUNUSED(partial) )
4228 {
4229 long pos = start;
4230 wxString tmp = str;
4231 if (pos < 0)
4232 pos = 0;
4233
4234 size_t count = GetItemCount();
4235 for ( size_t i = (size_t)pos; i < count; i++ )
4236 {
4237 wxListLineData *line = GetLine(i);
4238 if ( line->GetText(0) == tmp )
4239 return i;
4240 }
4241
4242 return wxNOT_FOUND;
4243 }
4244
4245 long wxListMainWindow::FindItem(long start, long data)
4246 {
4247 long pos = start;
4248 if (pos < 0)
4249 pos = 0;
4250
4251 size_t count = GetItemCount();
4252 for (size_t i = (size_t)pos; i < count; i++)
4253 {
4254 wxListLineData *line = GetLine(i);
4255 wxListItem item;
4256 line->GetItem( 0, item );
4257 if (item.m_data == data)
4258 return i;
4259 }
4260
4261 return wxNOT_FOUND;
4262 }
4263
4264 long wxListMainWindow::HitTest( int x, int y, int &flags )
4265 {
4266 CalcUnscrolledPosition( x, y, &x, &y );
4267
4268 size_t count = GetItemCount();
4269
4270 if ( HasFlag(wxLC_REPORT) )
4271 {
4272 size_t current = y / GetLineHeight();
4273 if ( current < count )
4274 {
4275 flags = HitTestLine(current, x, y);
4276 if ( flags )
4277 return current;
4278 }
4279 }
4280 else // !report
4281 {
4282 // TODO: optimize it too! this is less simple than for report view but
4283 // enumerating all items is still not a way to do it!!
4284 for ( size_t current = 0; current < count; current++ )
4285 {
4286 flags = HitTestLine(current, x, y);
4287 if ( flags )
4288 return current;
4289 }
4290 }
4291
4292 return wxNOT_FOUND;
4293 }
4294
4295 // ----------------------------------------------------------------------------
4296 // adding stuff
4297 // ----------------------------------------------------------------------------
4298
4299 void wxListMainWindow::InsertItem( wxListItem &item )
4300 {
4301 wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual control") );
4302
4303 size_t count = GetItemCount();
4304 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId <= count,
4305 _T("invalid item index") );
4306
4307 size_t id = item.m_itemId;
4308
4309 m_dirty = TRUE;
4310
4311 int mode = 0;
4312 if ( HasFlag(wxLC_REPORT) )
4313 mode = wxLC_REPORT;
4314 else if ( HasFlag(wxLC_LIST) )
4315 mode = wxLC_LIST;
4316 else if ( HasFlag(wxLC_ICON) )
4317 mode = wxLC_ICON;
4318 else if ( HasFlag(wxLC_SMALL_ICON) )
4319 mode = wxLC_ICON; // no typo
4320 else
4321 {
4322 wxFAIL_MSG( _T("unknown mode") );
4323 }
4324
4325 wxListLineData *line = new wxListLineData(this);
4326
4327 line->SetItem( 0, item );
4328
4329 m_lines.Insert( line, id );
4330
4331 m_dirty = TRUE;
4332 RefreshLines(id, GetItemCount() - 1);
4333 }
4334
4335 void wxListMainWindow::InsertColumn( long col, wxListItem &item )
4336 {
4337 m_dirty = TRUE;
4338 if ( HasFlag(wxLC_REPORT) )
4339 {
4340 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4341 item.m_width = GetTextLength( item.m_text );
4342 wxListHeaderData *column = new wxListHeaderData( item );
4343 if ((col >= 0) && (col < (int)m_columns.GetCount()))
4344 {
4345 wxListHeaderDataList::Node *node = m_columns.Item( col );
4346 m_columns.Insert( node, column );
4347 }
4348 else
4349 {
4350 m_columns.Append( column );
4351 }
4352 }
4353 }
4354
4355 // ----------------------------------------------------------------------------
4356 // sorting
4357 // ----------------------------------------------------------------------------
4358
4359 wxListCtrlCompare list_ctrl_compare_func_2;
4360 long list_ctrl_compare_data;
4361
4362 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4363 {
4364 wxListLineData *line1 = *arg1;
4365 wxListLineData *line2 = *arg2;
4366 wxListItem item;
4367 line1->GetItem( 0, item );
4368 long data1 = item.m_data;
4369 line2->GetItem( 0, item );
4370 long data2 = item.m_data;
4371 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4372 }
4373
4374 void wxListMainWindow::SortItems( wxListCtrlCompare fn, long data )
4375 {
4376 list_ctrl_compare_func_2 = fn;
4377 list_ctrl_compare_data = data;
4378 m_lines.Sort( list_ctrl_compare_func_1 );
4379 m_dirty = TRUE;
4380 }
4381
4382 // ----------------------------------------------------------------------------
4383 // scrolling
4384 // ----------------------------------------------------------------------------
4385
4386 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4387 {
4388 // update our idea of which lines are shown when we redraw the window the
4389 // next time
4390 ResetVisibleLinesRange();
4391
4392 // FIXME
4393 #if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
4394 wxScrolledWindow::OnScroll(event);
4395 #else
4396 HandleOnScroll( event );
4397 #endif
4398
4399 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4400 {
4401 wxListCtrl* lc = GetListCtrl();
4402 wxCHECK_RET( lc, _T("no listctrl window?") );
4403
4404 lc->m_headerWin->Refresh();
4405 lc->m_headerWin->Update();
4406 }
4407 }
4408
4409 int wxListMainWindow::GetCountPerPage() const
4410 {
4411 if ( !m_linesPerPage )
4412 {
4413 wxConstCast(this, wxListMainWindow)->
4414 m_linesPerPage = GetClientSize().y / GetLineHeight();
4415 }
4416
4417 return m_linesPerPage;
4418 }
4419
4420 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4421 {
4422 wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("this is for report mode only") );
4423
4424 if ( m_lineFrom == (size_t)-1 )
4425 {
4426 size_t count = GetItemCount();
4427 if ( count )
4428 {
4429 m_lineFrom = GetScrollPos(wxVERTICAL);
4430
4431 // this may happen if SetScrollbars() hadn't been called yet
4432 if ( m_lineFrom >= count )
4433 m_lineFrom = count - 1;
4434
4435 // we redraw one extra line but this is needed to make the redrawing
4436 // logic work when there is a fractional number of lines on screen
4437 m_lineTo = m_lineFrom + m_linesPerPage;
4438 if ( m_lineTo >= count )
4439 m_lineTo = count - 1;
4440 }
4441 else // empty control
4442 {
4443 m_lineFrom = 0;
4444 m_lineTo = (size_t)-1;
4445 }
4446 }
4447
4448 wxASSERT_MSG( IsEmpty() ||
4449 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4450 _T("GetVisibleLinesRange() returns incorrect result") );
4451
4452 if ( from )
4453 *from = m_lineFrom;
4454 if ( to )
4455 *to = m_lineTo;
4456 }
4457
4458 // -------------------------------------------------------------------------------------
4459 // wxListItem
4460 // -------------------------------------------------------------------------------------
4461
4462 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
4463
4464 wxListItem::wxListItem()
4465 {
4466 m_attr = NULL;
4467
4468 Clear();
4469 }
4470
4471 void wxListItem::Clear()
4472 {
4473 m_mask = 0;
4474 m_itemId = 0;
4475 m_col = 0;
4476 m_state = 0;
4477 m_stateMask = 0;
4478 m_image = -1;
4479 m_data = 0;
4480 m_format = wxLIST_FORMAT_CENTRE;
4481 m_width = 0;
4482 m_text.clear();
4483
4484 ClearAttributes();
4485 }
4486
4487 void wxListItem::ClearAttributes()
4488 {
4489 if (m_attr)
4490 {
4491 delete m_attr;
4492 m_attr = NULL;
4493 }
4494 }
4495
4496 // -------------------------------------------------------------------------------------
4497 // wxListCtrl
4498 // -------------------------------------------------------------------------------------
4499
4500 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
4501 IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
4502
4503 IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
4504
4505 BEGIN_EVENT_TABLE(wxListCtrl,wxControl)
4506 EVT_SIZE(wxListCtrl::OnSize)
4507 EVT_IDLE(wxListCtrl::OnIdle)
4508 END_EVENT_TABLE()
4509
4510 wxListCtrl::wxListCtrl()
4511 {
4512 m_imageListNormal = (wxImageList *) NULL;
4513 m_imageListSmall = (wxImageList *) NULL;
4514 m_imageListState = (wxImageList *) NULL;
4515
4516 m_ownsImageListNormal =
4517 m_ownsImageListSmall =
4518 m_ownsImageListState = FALSE;
4519
4520 m_mainWin = (wxListMainWindow*) NULL;
4521 m_headerWin = (wxListHeaderWindow*) NULL;
4522 }
4523
4524 wxListCtrl::~wxListCtrl()
4525 {
4526 if (m_ownsImageListNormal)
4527 delete m_imageListNormal;
4528 if (m_ownsImageListSmall)
4529 delete m_imageListSmall;
4530 if (m_ownsImageListState)
4531 delete m_imageListState;
4532 }
4533
4534 void wxListCtrl::CreateHeaderWindow()
4535 {
4536 m_headerWin = new wxListHeaderWindow
4537 (
4538 this, -1, m_mainWin,
4539 wxPoint(0, 0),
4540 wxSize(GetClientSize().x, HEADER_HEIGHT),
4541 wxTAB_TRAVERSAL
4542 );
4543 }
4544
4545 bool wxListCtrl::Create(wxWindow *parent,
4546 wxWindowID id,
4547 const wxPoint &pos,
4548 const wxSize &size,
4549 long style,
4550 const wxValidator &validator,
4551 const wxString &name)
4552 {
4553 m_imageListNormal =
4554 m_imageListSmall =
4555 m_imageListState = (wxImageList *) NULL;
4556 m_ownsImageListNormal =
4557 m_ownsImageListSmall =
4558 m_ownsImageListState = FALSE;
4559
4560 m_mainWin = (wxListMainWindow*) NULL;
4561 m_headerWin = (wxListHeaderWindow*) NULL;
4562
4563 if ( !(style & wxLC_MASK_TYPE) )
4564 {
4565 style = style | wxLC_LIST;
4566 }
4567
4568 if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
4569 return FALSE;
4570
4571 // don't create the inner window with the border
4572 style &= ~wxSUNKEN_BORDER;
4573
4574 m_mainWin = new wxListMainWindow( this, -1, wxPoint(0,0), size, style );
4575
4576 if ( HasFlag(wxLC_REPORT) )
4577 {
4578 CreateHeaderWindow();
4579
4580 if ( HasFlag(wxLC_NO_HEADER) )
4581 {
4582 // VZ: why do we create it at all then?
4583 m_headerWin->Show( FALSE );
4584 }
4585 }
4586
4587 return TRUE;
4588 }
4589
4590 void wxListCtrl::SetSingleStyle( long style, bool add )
4591 {
4592 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4593 _T("wxLC_VIRTUAL can't be [un]set") );
4594
4595 long flag = GetWindowStyle();
4596
4597 if (add)
4598 {
4599 if (style & wxLC_MASK_TYPE)
4600 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4601 if (style & wxLC_MASK_ALIGN)
4602 flag &= ~wxLC_MASK_ALIGN;
4603 if (style & wxLC_MASK_SORT)
4604 flag &= ~wxLC_MASK_SORT;
4605 }
4606
4607 if (add)
4608 {
4609 flag |= style;
4610 }
4611 else
4612 {
4613 flag &= ~style;
4614 }
4615
4616 SetWindowStyleFlag( flag );
4617 }
4618
4619 void wxListCtrl::SetWindowStyleFlag( long flag )
4620 {
4621 if (m_mainWin)
4622 {
4623 m_mainWin->DeleteEverything();
4624
4625 // has the header visibility changed?
4626 bool hasHeader = HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER),
4627 willHaveHeader = (flag & wxLC_REPORT) && !(flag & wxLC_NO_HEADER);
4628
4629 if ( hasHeader != willHaveHeader )
4630 {
4631 // toggle it
4632 if ( hasHeader )
4633 {
4634 if ( m_headerWin )
4635 {
4636 // don't delete, just hide, as we can reuse it later
4637 m_headerWin->Show(FALSE);
4638 }
4639 //else: nothing to do
4640 }
4641 else // must show header
4642 {
4643 if (!m_headerWin)
4644 {
4645 CreateHeaderWindow();
4646 }
4647 else // already have it, just show
4648 {
4649 m_headerWin->Show( TRUE );
4650 }
4651 }
4652
4653 ResizeReportView(willHaveHeader);
4654 }
4655 }
4656
4657 wxWindow::SetWindowStyleFlag( flag );
4658 }
4659
4660 bool wxListCtrl::GetColumn(int col, wxListItem &item) const
4661 {
4662 m_mainWin->GetColumn( col, item );
4663 return TRUE;
4664 }
4665
4666 bool wxListCtrl::SetColumn( int col, wxListItem& item )
4667 {
4668 m_mainWin->SetColumn( col, item );
4669 return TRUE;
4670 }
4671
4672 int wxListCtrl::GetColumnWidth( int col ) const
4673 {
4674 return m_mainWin->GetColumnWidth( col );
4675 }
4676
4677 bool wxListCtrl::SetColumnWidth( int col, int width )
4678 {
4679 m_mainWin->SetColumnWidth( col, width );
4680 return TRUE;
4681 }
4682
4683 int wxListCtrl::GetCountPerPage() const
4684 {
4685 return m_mainWin->GetCountPerPage(); // different from Windows ?
4686 }
4687
4688 bool wxListCtrl::GetItem( wxListItem &info ) const
4689 {
4690 m_mainWin->GetItem( info );
4691 return TRUE;
4692 }
4693
4694 bool wxListCtrl::SetItem( wxListItem &info )
4695 {
4696 m_mainWin->SetItem( info );
4697 return TRUE;
4698 }
4699
4700 long wxListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4701 {
4702 wxListItem info;
4703 info.m_text = label;
4704 info.m_mask = wxLIST_MASK_TEXT;
4705 info.m_itemId = index;
4706 info.m_col = col;
4707 if ( imageId > -1 )
4708 {
4709 info.m_image = imageId;
4710 info.m_mask |= wxLIST_MASK_IMAGE;
4711 };
4712 m_mainWin->SetItem(info);
4713 return TRUE;
4714 }
4715
4716 int wxListCtrl::GetItemState( long item, long stateMask ) const
4717 {
4718 return m_mainWin->GetItemState( item, stateMask );
4719 }
4720
4721 bool wxListCtrl::SetItemState( long item, long state, long stateMask )
4722 {
4723 m_mainWin->SetItemState( item, state, stateMask );
4724 return TRUE;
4725 }
4726
4727 bool wxListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4728 {
4729 wxListItem info;
4730 info.m_image = image;
4731 info.m_mask = wxLIST_MASK_IMAGE;
4732 info.m_itemId = item;
4733 m_mainWin->SetItem( info );
4734 return TRUE;
4735 }
4736
4737 wxString wxListCtrl::GetItemText( long item ) const
4738 {
4739 wxListItem info;
4740 info.m_itemId = item;
4741 m_mainWin->GetItem( info );
4742 return info.m_text;
4743 }
4744
4745 void wxListCtrl::SetItemText( long item, const wxString &str )
4746 {
4747 wxListItem info;
4748 info.m_mask = wxLIST_MASK_TEXT;
4749 info.m_itemId = item;
4750 info.m_text = str;
4751 m_mainWin->SetItem( info );
4752 }
4753
4754 long wxListCtrl::GetItemData( long item ) const
4755 {
4756 wxListItem info;
4757 info.m_itemId = item;
4758 m_mainWin->GetItem( info );
4759 return info.m_data;
4760 }
4761
4762 bool wxListCtrl::SetItemData( long item, long data )
4763 {
4764 wxListItem info;
4765 info.m_mask = wxLIST_MASK_DATA;
4766 info.m_itemId = item;
4767 info.m_data = data;
4768 m_mainWin->SetItem( info );
4769 return TRUE;
4770 }
4771
4772 bool wxListCtrl::GetItemRect( long item, wxRect &rect, int WXUNUSED(code) ) const
4773 {
4774 m_mainWin->GetItemRect( item, rect );
4775 return TRUE;
4776 }
4777
4778 bool wxListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4779 {
4780 m_mainWin->GetItemPosition( item, pos );
4781 return TRUE;
4782 }
4783
4784 bool wxListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4785 {
4786 return 0;
4787 }
4788
4789 int wxListCtrl::GetItemCount() const
4790 {
4791 return m_mainWin->GetItemCount();
4792 }
4793
4794 int wxListCtrl::GetColumnCount() const
4795 {
4796 return m_mainWin->GetColumnCount();
4797 }
4798
4799 void wxListCtrl::SetItemSpacing( int spacing, bool isSmall )
4800 {
4801 m_mainWin->SetItemSpacing( spacing, isSmall );
4802 }
4803
4804 int wxListCtrl::GetItemSpacing( bool isSmall ) const
4805 {
4806 return m_mainWin->GetItemSpacing( isSmall );
4807 }
4808
4809 int wxListCtrl::GetSelectedItemCount() const
4810 {
4811 return m_mainWin->GetSelectedItemCount();
4812 }
4813
4814 wxColour wxListCtrl::GetTextColour() const
4815 {
4816 return GetForegroundColour();
4817 }
4818
4819 void wxListCtrl::SetTextColour(const wxColour& col)
4820 {
4821 SetForegroundColour(col);
4822 }
4823
4824 long wxListCtrl::GetTopItem() const
4825 {
4826 return 0;
4827 }
4828
4829 long wxListCtrl::GetNextItem( long item, int geom, int state ) const
4830 {
4831 return m_mainWin->GetNextItem( item, geom, state );
4832 }
4833
4834 wxImageList *wxListCtrl::GetImageList(int which) const
4835 {
4836 if (which == wxIMAGE_LIST_NORMAL)
4837 {
4838 return m_imageListNormal;
4839 }
4840 else if (which == wxIMAGE_LIST_SMALL)
4841 {
4842 return m_imageListSmall;
4843 }
4844 else if (which == wxIMAGE_LIST_STATE)
4845 {
4846 return m_imageListState;
4847 }
4848 return (wxImageList *) NULL;
4849 }
4850
4851 void wxListCtrl::SetImageList( wxImageList *imageList, int which )
4852 {
4853 if ( which == wxIMAGE_LIST_NORMAL )
4854 {
4855 if (m_ownsImageListNormal) delete m_imageListNormal;
4856 m_imageListNormal = imageList;
4857 m_ownsImageListNormal = FALSE;
4858 }
4859 else if ( which == wxIMAGE_LIST_SMALL )
4860 {
4861 if (m_ownsImageListSmall) delete m_imageListSmall;
4862 m_imageListSmall = imageList;
4863 m_ownsImageListSmall = FALSE;
4864 }
4865 else if ( which == wxIMAGE_LIST_STATE )
4866 {
4867 if (m_ownsImageListState) delete m_imageListState;
4868 m_imageListState = imageList;
4869 m_ownsImageListState = FALSE;
4870 }
4871
4872 m_mainWin->SetImageList( imageList, which );
4873 }
4874
4875 void wxListCtrl::AssignImageList(wxImageList *imageList, int which)
4876 {
4877 SetImageList(imageList, which);
4878 if ( which == wxIMAGE_LIST_NORMAL )
4879 m_ownsImageListNormal = TRUE;
4880 else if ( which == wxIMAGE_LIST_SMALL )
4881 m_ownsImageListSmall = TRUE;
4882 else if ( which == wxIMAGE_LIST_STATE )
4883 m_ownsImageListState = TRUE;
4884 }
4885
4886 bool wxListCtrl::Arrange( int WXUNUSED(flag) )
4887 {
4888 return 0;
4889 }
4890
4891 bool wxListCtrl::DeleteItem( long item )
4892 {
4893 m_mainWin->DeleteItem( item );
4894 return TRUE;
4895 }
4896
4897 bool wxListCtrl::DeleteAllItems()
4898 {
4899 m_mainWin->DeleteAllItems();
4900 return TRUE;
4901 }
4902
4903 bool wxListCtrl::DeleteAllColumns()
4904 {
4905 size_t count = m_mainWin->m_columns.GetCount();
4906 for ( size_t n = 0; n < count; n++ )
4907 DeleteColumn(0);
4908
4909 return TRUE;
4910 }
4911
4912 void wxListCtrl::ClearAll()
4913 {
4914 m_mainWin->DeleteEverything();
4915 }
4916
4917 bool wxListCtrl::DeleteColumn( int col )
4918 {
4919 m_mainWin->DeleteColumn( col );
4920 return TRUE;
4921 }
4922
4923 void wxListCtrl::Edit( long item )
4924 {
4925 m_mainWin->EditLabel( item );
4926 }
4927
4928 bool wxListCtrl::EnsureVisible( long item )
4929 {
4930 m_mainWin->EnsureVisible( item );
4931 return TRUE;
4932 }
4933
4934 long wxListCtrl::FindItem( long start, const wxString& str, bool partial )
4935 {
4936 return m_mainWin->FindItem( start, str, partial );
4937 }
4938
4939 long wxListCtrl::FindItem( long start, long data )
4940 {
4941 return m_mainWin->FindItem( start, data );
4942 }
4943
4944 long wxListCtrl::FindItem( long WXUNUSED(start), const wxPoint& WXUNUSED(pt),
4945 int WXUNUSED(direction))
4946 {
4947 return 0;
4948 }
4949
4950 long wxListCtrl::HitTest( const wxPoint &point, int &flags )
4951 {
4952 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
4953 }
4954
4955 long wxListCtrl::InsertItem( wxListItem& info )
4956 {
4957 m_mainWin->InsertItem( info );
4958 return info.m_itemId;
4959 }
4960
4961 long wxListCtrl::InsertItem( long index, const wxString &label )
4962 {
4963 wxListItem info;
4964 info.m_text = label;
4965 info.m_mask = wxLIST_MASK_TEXT;
4966 info.m_itemId = index;
4967 return InsertItem( info );
4968 }
4969
4970 long wxListCtrl::InsertItem( long index, int imageIndex )
4971 {
4972 wxListItem info;
4973 info.m_mask = wxLIST_MASK_IMAGE;
4974 info.m_image = imageIndex;
4975 info.m_itemId = index;
4976 return InsertItem( info );
4977 }
4978
4979 long wxListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
4980 {
4981 wxListItem info;
4982 info.m_text = label;
4983 info.m_image = imageIndex;
4984 info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE;
4985 info.m_itemId = index;
4986 return InsertItem( info );
4987 }
4988
4989 long wxListCtrl::InsertColumn( long col, wxListItem &item )
4990 {
4991 wxASSERT( m_headerWin );
4992 m_mainWin->InsertColumn( col, item );
4993 m_headerWin->Refresh();
4994
4995 return 0;
4996 }
4997
4998 long wxListCtrl::InsertColumn( long col, const wxString &heading,
4999 int format, int width )
5000 {
5001 wxListItem item;
5002 item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
5003 item.m_text = heading;
5004 if (width >= -2)
5005 {
5006 item.m_mask |= wxLIST_MASK_WIDTH;
5007 item.m_width = width;
5008 }
5009 item.m_format = format;
5010
5011 return InsertColumn( col, item );
5012 }
5013
5014 bool wxListCtrl::ScrollList( int WXUNUSED(dx), int WXUNUSED(dy) )
5015 {
5016 return 0;
5017 }
5018
5019 // Sort items.
5020 // fn is a function which takes 3 long arguments: item1, item2, data.
5021 // item1 is the long data associated with a first item (NOT the index).
5022 // item2 is the long data associated with a second item (NOT the index).
5023 // data is the same value as passed to SortItems.
5024 // The return value is a negative number if the first item should precede the second
5025 // item, a positive number of the second item should precede the first,
5026 // or zero if the two items are equivalent.
5027 // data is arbitrary data to be passed to the sort function.
5028
5029 bool wxListCtrl::SortItems( wxListCtrlCompare fn, long data )
5030 {
5031 m_mainWin->SortItems( fn, data );
5032 return TRUE;
5033 }
5034
5035 // ----------------------------------------------------------------------------
5036 // event handlers
5037 // ----------------------------------------------------------------------------
5038
5039 void wxListCtrl::OnSize(wxSizeEvent& event)
5040 {
5041 if ( !m_mainWin )
5042 return;
5043
5044 ResizeReportView(m_mainWin->HasHeader());
5045
5046 m_mainWin->RecalculatePositions();
5047 }
5048
5049 void wxListCtrl::ResizeReportView(bool showHeader)
5050 {
5051 int cw, ch;
5052 GetClientSize( &cw, &ch );
5053
5054 if ( showHeader )
5055 {
5056 m_headerWin->SetSize( 0, 0, cw, HEADER_HEIGHT );
5057 m_mainWin->SetSize( 0, HEADER_HEIGHT + 1, cw, ch - HEADER_HEIGHT - 1 );
5058 }
5059 else // no header window
5060 {
5061 m_mainWin->SetSize( 0, 0, cw, ch );
5062 }
5063 }
5064
5065 void wxListCtrl::OnIdle( wxIdleEvent & event )
5066 {
5067 event.Skip();
5068
5069 // do it only if needed
5070 if ( !m_mainWin->m_dirty )
5071 return;
5072
5073 m_mainWin->RecalculatePositions();
5074 }
5075
5076 // ----------------------------------------------------------------------------
5077 // font/colours
5078 // ----------------------------------------------------------------------------
5079
5080 bool wxListCtrl::SetBackgroundColour( const wxColour &colour )
5081 {
5082 if (m_mainWin)
5083 {
5084 m_mainWin->SetBackgroundColour( colour );
5085 m_mainWin->m_dirty = TRUE;
5086 }
5087
5088 return TRUE;
5089 }
5090
5091 bool wxListCtrl::SetForegroundColour( const wxColour &colour )
5092 {
5093 if ( !wxWindow::SetForegroundColour( colour ) )
5094 return FALSE;
5095
5096 if (m_mainWin)
5097 {
5098 m_mainWin->SetForegroundColour( colour );
5099 m_mainWin->m_dirty = TRUE;
5100 }
5101
5102 if (m_headerWin)
5103 {
5104 m_headerWin->SetForegroundColour( colour );
5105 }
5106
5107 return TRUE;
5108 }
5109
5110 bool wxListCtrl::SetFont( const wxFont &font )
5111 {
5112 if ( !wxWindow::SetFont( font ) )
5113 return FALSE;
5114
5115 if (m_mainWin)
5116 {
5117 m_mainWin->SetFont( font );
5118 m_mainWin->m_dirty = TRUE;
5119 }
5120
5121 if (m_headerWin)
5122 {
5123 m_headerWin->SetFont( font );
5124 }
5125
5126 return TRUE;
5127 }
5128
5129 // ----------------------------------------------------------------------------
5130 // methods forwarded to m_mainWin
5131 // ----------------------------------------------------------------------------
5132
5133 #if wxUSE_DRAG_AND_DROP
5134
5135 void wxListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5136 {
5137 m_mainWin->SetDropTarget( dropTarget );
5138 }
5139
5140 wxDropTarget *wxListCtrl::GetDropTarget() const
5141 {
5142 return m_mainWin->GetDropTarget();
5143 }
5144
5145 #endif // wxUSE_DRAG_AND_DROP
5146
5147 bool wxListCtrl::SetCursor( const wxCursor &cursor )
5148 {
5149 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : FALSE;
5150 }
5151
5152 wxColour wxListCtrl::GetBackgroundColour() const
5153 {
5154 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5155 }
5156
5157 wxColour wxListCtrl::GetForegroundColour() const
5158 {
5159 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5160 }
5161
5162 bool wxListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5163 {
5164 #if wxUSE_MENUS
5165 return m_mainWin->PopupMenu( menu, x, y );
5166 #else
5167 return FALSE;
5168 #endif // wxUSE_MENUS
5169 }
5170
5171 void wxListCtrl::SetFocus()
5172 {
5173 /* The test in window.cpp fails as we are a composite
5174 window, so it checks against "this", but not m_mainWin. */
5175 if ( FindFocus() != this )
5176 m_mainWin->SetFocus();
5177 }
5178
5179 // ----------------------------------------------------------------------------
5180 // virtual list control support
5181 // ----------------------------------------------------------------------------
5182
5183 wxString wxListCtrl::OnGetItemText(long item, long col) const
5184 {
5185 // this is a pure virtual function, in fact - which is not really pure
5186 // because the controls which are not virtual don't need to implement it
5187 wxFAIL_MSG( _T("not supposed to be called") );
5188
5189 return wxEmptyString;
5190 }
5191
5192 int wxListCtrl::OnGetItemImage(long item) const
5193 {
5194 // same as above
5195 wxFAIL_MSG( _T("not supposed to be called") );
5196
5197 return -1;
5198 }
5199
5200 wxListItemAttr *wxListCtrl::OnGetItemAttr(long item) const
5201 {
5202 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5203 _T("invalid item index in OnGetItemAttr()") );
5204
5205 // no attributes by default
5206 return NULL;
5207 }
5208
5209 void wxListCtrl::SetItemCount(long count)
5210 {
5211 wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
5212
5213 m_mainWin->SetItemCount(count);
5214 }
5215
5216 void wxListCtrl::RefreshItem(long item)
5217 {
5218 m_mainWin->RefreshLine(item);
5219 }
5220
5221 void wxListCtrl::RefreshItems(long itemFrom, long itemTo)
5222 {
5223 m_mainWin->RefreshLines(itemFrom, itemTo);
5224 }
5225
5226 void wxListCtrl::Freeze()
5227 {
5228 m_mainWin->Freeze();
5229 }
5230
5231 void wxListCtrl::Thaw()
5232 {
5233 m_mainWin->Thaw();
5234 }
5235
5236 #endif // wxUSE_LISTCTRL