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[wxWidgets.git] / src / generic / listctrl.cpp
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 // under Win32 we always use the native version and also may use the generic
51 // one, however some things should be done only if we use only the generic
52 // version
53 #if defined(__WIN32__) && !defined(__WXUNIVERSAL__)
54 #define HAVE_NATIVE_LISTCTRL
55 #endif
56
57 // if we have the native control, wx/listctrl.h declares it and not this one
58 #ifdef HAVE_NATIVE_LISTCTRL
59 #include "wx/generic/listctrl.h"
60 #else // !HAVE_NATIVE_LISTCTRL
61 #include "wx/listctrl.h"
62
63 // if we have a native version, its implementation file does all this
64 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
65 IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
66 IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
67
68 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxGenericListCtrl)
69 #endif // HAVE_NATIVE_LISTCTRL/!HAVE_NATIVE_LISTCTRL
70
71 #if defined(__WXGTK__)
72 #include <gtk/gtk.h>
73 #include "wx/gtk/win_gtk.h"
74 #endif
75
76 // ----------------------------------------------------------------------------
77 // events
78 // ----------------------------------------------------------------------------
79
80 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG)
81 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG)
82 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT)
83 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT)
84 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM)
85 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS)
86 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO)
87 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO)
88 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED)
89 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED)
90 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN)
91 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM)
92 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK)
93 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_RIGHT_CLICK)
94 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG)
95 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_DRAGGING)
96 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_END_DRAG)
97 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK)
98 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK)
99 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED)
100 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_FOCUSED)
101 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
102
103 // ----------------------------------------------------------------------------
104 // constants
105 // ----------------------------------------------------------------------------
106
107 // the height of the header window (FIXME: should depend on its font!)
108 static const int HEADER_HEIGHT = 23;
109
110 // the scrollbar units
111 static const int SCROLL_UNIT_X = 15;
112 static const int SCROLL_UNIT_Y = 15;
113
114 // the spacing between the lines (in report mode)
115 static const int LINE_SPACING = 0;
116
117 // extra margins around the text label
118 static const int EXTRA_WIDTH = 3;
119 static const int EXTRA_HEIGHT = 4;
120
121 // offset for the header window
122 static const int HEADER_OFFSET_X = 1;
123 static const int HEADER_OFFSET_Y = 1;
124
125 // when autosizing the columns, add some slack
126 static const int AUTOSIZE_COL_MARGIN = 10;
127
128 // default and minimal widths for the header columns
129 static const int WIDTH_COL_DEFAULT = 80;
130 static const int WIDTH_COL_MIN = 10;
131
132 // the space between the image and the text in the report mode
133 static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
134
135 // ============================================================================
136 // private classes
137 // ============================================================================
138
139 // ----------------------------------------------------------------------------
140 // wxSelectionStore
141 // ----------------------------------------------------------------------------
142
143 int CMPFUNC_CONV wxSizeTCmpFn(size_t n1, size_t n2) { return n1 - n2; }
144
145 WX_DEFINE_SORTED_EXPORTED_ARRAY_LONG(size_t, wxIndexArray);
146
147 // this class is used to store the selected items in the virtual list control
148 // (but it is not tied to list control and so can be used with other controls
149 // such as wxListBox in wxUniv)
150 //
151 // the idea is to make it really smart later (i.e. store the selections as an
152 // array of ranes + individual items) but, as I don't have time to do it now
153 // (this would require writing code to merge/break ranges and much more) keep
154 // it simple but define a clean interface to it which allows it to be made
155 // smarter later
156 class WXDLLEXPORT wxSelectionStore
157 {
158 public:
159 wxSelectionStore() : m_itemsSel(wxSizeTCmpFn) { Init(); }
160
161 // set the total number of items we handle
162 void SetItemCount(size_t count) { m_count = count; }
163
164 // special case of SetItemCount(0)
165 void Clear() { m_itemsSel.Clear(); m_count = 0; m_defaultState = FALSE; }
166
167 // must be called when a new item is inserted/added
168 void OnItemAdd(size_t item) { wxFAIL_MSG( _T("TODO") ); }
169
170 // must be called when an item is deleted
171 void OnItemDelete(size_t item);
172
173 // select one item, use SelectRange() insted if possible!
174 //
175 // returns true if the items selection really changed
176 bool SelectItem(size_t item, bool select = TRUE);
177
178 // select the range of items
179 //
180 // return true and fill the itemsChanged array with the indices of items
181 // which have changed state if "few" of them did, otherwise return false
182 // (meaning that too many items changed state to bother counting them
183 // individually)
184 bool SelectRange(size_t itemFrom, size_t itemTo,
185 bool select = TRUE,
186 wxArrayInt *itemsChanged = NULL);
187
188 // return true if the given item is selected
189 bool IsSelected(size_t item) const;
190
191 // return the total number of selected items
192 size_t GetSelectedCount() const
193 {
194 return m_defaultState ? m_count - m_itemsSel.GetCount()
195 : m_itemsSel.GetCount();
196 }
197
198 private:
199 // (re)init
200 void Init() { m_defaultState = FALSE; }
201
202 // the total number of items we handle
203 size_t m_count;
204
205 // the default state: normally, FALSE (i.e. off) but maybe set to TRUE if
206 // there are more selected items than non selected ones - this allows to
207 // handle selection of all items efficiently
208 bool m_defaultState;
209
210 // the array of items whose selection state is different from default
211 wxIndexArray m_itemsSel;
212
213 DECLARE_NO_COPY_CLASS(wxSelectionStore)
214 };
215
216 //-----------------------------------------------------------------------------
217 // wxListItemData (internal)
218 //-----------------------------------------------------------------------------
219
220 class WXDLLEXPORT wxListItemData
221 {
222 public:
223 wxListItemData(wxListMainWindow *owner);
224 ~wxListItemData();
225
226 void SetItem( const wxListItem &info );
227 void SetImage( int image ) { m_image = image; }
228 void SetData( long data ) { m_data = data; }
229 void SetPosition( int x, int y );
230 void SetSize( int width, int height );
231
232 bool HasText() const { return !m_text.empty(); }
233 const wxString& GetText() const { return m_text; }
234 void SetText(const wxString& text) { m_text = text; }
235
236 // we can't use empty string for measuring the string width/height, so
237 // always return something
238 wxString GetTextForMeasuring() const
239 {
240 wxString s = GetText();
241 if ( s.empty() )
242 s = _T('H');
243
244 return s;
245 }
246
247 bool IsHit( int x, int y ) const;
248
249 int GetX() const;
250 int GetY() const;
251 int GetWidth() const;
252 int GetHeight() const;
253
254 int GetImage() const { return m_image; }
255 bool HasImage() const { return GetImage() != -1; }
256
257 void GetItem( wxListItem &info ) const;
258
259 void SetAttr(wxListItemAttr *attr) { m_attr = attr; }
260 wxListItemAttr *GetAttr() const { return m_attr; }
261
262 public:
263 // the item image or -1
264 int m_image;
265
266 // user data associated with the item
267 long m_data;
268
269 // the item coordinates are not used in report mode, instead this pointer
270 // is NULL and the owner window is used to retrieve the item position and
271 // size
272 wxRect *m_rect;
273
274 // the list ctrl we are in
275 wxListMainWindow *m_owner;
276
277 // custom attributes or NULL
278 wxListItemAttr *m_attr;
279
280 protected:
281 // common part of all ctors
282 void Init();
283
284 wxString m_text;
285 };
286
287 //-----------------------------------------------------------------------------
288 // wxListHeaderData (internal)
289 //-----------------------------------------------------------------------------
290
291 class WXDLLEXPORT wxListHeaderData : public wxObject
292 {
293 public:
294 wxListHeaderData();
295 wxListHeaderData( const wxListItem &info );
296 void SetItem( const wxListItem &item );
297 void SetPosition( int x, int y );
298 void SetWidth( int w );
299 void SetFormat( int format );
300 void SetHeight( int h );
301 bool HasImage() const;
302
303 bool HasText() const { return !m_text.empty(); }
304 const wxString& GetText() const { return m_text; }
305 void SetText(const wxString& text) { m_text = text; }
306
307 void GetItem( wxListItem &item );
308
309 bool IsHit( int x, int y ) const;
310 int GetImage() const;
311 int GetWidth() const;
312 int GetFormat() const;
313
314 protected:
315 long m_mask;
316 int m_image;
317 wxString m_text;
318 int m_format;
319 int m_width;
320 int m_xpos,
321 m_ypos;
322 int m_height;
323
324 private:
325 void Init();
326 };
327
328 //-----------------------------------------------------------------------------
329 // wxListLineData (internal)
330 //-----------------------------------------------------------------------------
331
332 WX_DECLARE_LIST(wxListItemData, wxListItemDataList);
333 #include "wx/listimpl.cpp"
334 WX_DEFINE_LIST(wxListItemDataList);
335
336 class WXDLLEXPORT wxListLineData
337 {
338 public:
339 // the list of subitems: only may have more than one item in report mode
340 wxListItemDataList m_items;
341
342 // this is not used in report view
343 struct GeometryInfo
344 {
345 // total item rect
346 wxRect m_rectAll;
347
348 // label only
349 wxRect m_rectLabel;
350
351 // icon only
352 wxRect m_rectIcon;
353
354 // the part to be highlighted
355 wxRect m_rectHighlight;
356 } *m_gi;
357
358 // is this item selected? [NB: not used in virtual mode]
359 bool m_highlighted;
360
361 // back pointer to the list ctrl
362 wxListMainWindow *m_owner;
363
364 public:
365 wxListLineData(wxListMainWindow *owner);
366
367 ~wxListLineData() { delete m_gi; }
368
369 // are we in report mode?
370 inline bool InReportView() const;
371
372 // are we in virtual report mode?
373 inline bool IsVirtual() const;
374
375 // these 2 methods shouldn't be called for report view controls, in that
376 // case we determine our position/size ourselves
377
378 // calculate the size of the line
379 void CalculateSize( wxDC *dc, int spacing );
380
381 // remember the position this line appears at
382 void SetPosition( int x, int y, int window_width, int spacing );
383
384 // wxListCtrl API
385
386 void SetImage( int image ) { SetImage(0, image); }
387 int GetImage() const { return GetImage(0); }
388 bool HasImage() const { return GetImage() != -1; }
389 bool HasText() const { return !GetText(0).empty(); }
390
391 void SetItem( int index, const wxListItem &info );
392 void GetItem( int index, wxListItem &info );
393
394 wxString GetText(int index) const;
395 void SetText( int index, const wxString s );
396
397 wxListItemAttr *GetAttr() const;
398 void SetAttr(wxListItemAttr *attr);
399
400 // return true if the highlighting really changed
401 bool Highlight( bool on );
402
403 void ReverseHighlight();
404
405 bool IsHighlighted() const
406 {
407 wxASSERT_MSG( !IsVirtual(), _T("unexpected call to IsHighlighted") );
408
409 return m_highlighted;
410 }
411
412 // draw the line on the given DC in icon/list mode
413 void Draw( wxDC *dc );
414
415 // the same in report mode
416 void DrawInReportMode( wxDC *dc,
417 const wxRect& rect,
418 const wxRect& rectHL,
419 bool highlighted );
420
421 private:
422 // set the line to contain num items (only can be > 1 in report mode)
423 void InitItems( int num );
424
425 // get the mode (i.e. style) of the list control
426 inline int GetMode() const;
427
428 // prepare the DC for drawing with these item's attributes, return true if
429 // we need to draw the items background to highlight it, false otherwise
430 bool SetAttributes(wxDC *dc,
431 const wxListItemAttr *attr,
432 bool highlight);
433
434 // draw the text on the DC with the correct justification; also add an
435 // ellipsis if the text is too large to fit in the current width
436 void DrawTextFormatted(wxDC *dc, const wxString &text, int col, int x, int y, int width);
437
438 // these are only used by GetImage/SetImage above, we don't support images
439 // with subitems at the public API level yet
440 void SetImage( int index, int image );
441 int GetImage( int index ) const;
442 };
443
444 WX_DECLARE_EXPORTED_OBJARRAY(wxListLineData, wxListLineDataArray);
445 #include "wx/arrimpl.cpp"
446 WX_DEFINE_OBJARRAY(wxListLineDataArray);
447
448 //-----------------------------------------------------------------------------
449 // wxListHeaderWindow (internal)
450 //-----------------------------------------------------------------------------
451
452 class WXDLLEXPORT wxListHeaderWindow : public wxWindow
453 {
454 protected:
455 wxListMainWindow *m_owner;
456 wxCursor *m_currentCursor;
457 wxCursor *m_resizeCursor;
458 bool m_isDragging;
459
460 // column being resized or -1
461 int m_column;
462
463 // divider line position in logical (unscrolled) coords
464 int m_currentX;
465
466 // minimal position beyond which the divider line can't be dragged in
467 // logical coords
468 int m_minX;
469
470 public:
471 wxListHeaderWindow();
472
473 wxListHeaderWindow( wxWindow *win,
474 wxWindowID id,
475 wxListMainWindow *owner,
476 const wxPoint &pos = wxDefaultPosition,
477 const wxSize &size = wxDefaultSize,
478 long style = 0,
479 const wxString &name = wxT("wxlistctrlcolumntitles") );
480
481 virtual ~wxListHeaderWindow();
482
483 void DoDrawRect( wxDC *dc, int x, int y, int w, int h );
484 void DrawCurrent();
485 void AdjustDC(wxDC& dc);
486
487 void OnPaint( wxPaintEvent &event );
488 void OnMouse( wxMouseEvent &event );
489 void OnSetFocus( wxFocusEvent &event );
490
491 // needs refresh
492 bool m_dirty;
493
494 private:
495 // common part of all ctors
496 void Init();
497
498 // generate and process the list event of the given type, return true if
499 // it wasn't vetoed, i.e. if we should proceed
500 bool SendListEvent(wxEventType type, wxPoint pos);
501
502 DECLARE_DYNAMIC_CLASS(wxListHeaderWindow)
503 DECLARE_EVENT_TABLE()
504 };
505
506 //-----------------------------------------------------------------------------
507 // wxListRenameTimer (internal)
508 //-----------------------------------------------------------------------------
509
510 class WXDLLEXPORT wxListRenameTimer: public wxTimer
511 {
512 private:
513 wxListMainWindow *m_owner;
514
515 public:
516 wxListRenameTimer( wxListMainWindow *owner );
517 void Notify();
518 };
519
520 //-----------------------------------------------------------------------------
521 // wxListTextCtrl (internal)
522 //-----------------------------------------------------------------------------
523
524 class WXDLLEXPORT wxListTextCtrl: public wxTextCtrl
525 {
526 public:
527 wxListTextCtrl(wxListMainWindow *owner, size_t itemEdit);
528
529 protected:
530 void OnChar( wxKeyEvent &event );
531 void OnKeyUp( wxKeyEvent &event );
532 void OnKillFocus( wxFocusEvent &event );
533
534 bool AcceptChanges();
535 void Finish();
536
537 private:
538 wxListMainWindow *m_owner;
539 wxString m_startValue;
540 size_t m_itemEdited;
541 bool m_finished;
542
543 DECLARE_EVENT_TABLE()
544 };
545
546 //-----------------------------------------------------------------------------
547 // wxListMainWindow (internal)
548 //-----------------------------------------------------------------------------
549
550 WX_DECLARE_LIST(wxListHeaderData, wxListHeaderDataList);
551 #include "wx/listimpl.cpp"
552 WX_DEFINE_LIST(wxListHeaderDataList);
553
554 class WXDLLEXPORT wxListMainWindow : public wxScrolledWindow
555 {
556 public:
557 wxListMainWindow();
558 wxListMainWindow( wxWindow *parent,
559 wxWindowID id,
560 const wxPoint& pos = wxDefaultPosition,
561 const wxSize& size = wxDefaultSize,
562 long style = 0,
563 const wxString &name = _T("listctrlmainwindow") );
564
565 virtual ~wxListMainWindow();
566
567 bool HasFlag(int flag) const { return m_parent->HasFlag(flag); }
568
569 // return true if this is a virtual list control
570 bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); }
571
572 // return true if the control is in report mode
573 bool InReportView() const { return HasFlag(wxLC_REPORT); }
574
575 // return true if we are in single selection mode, false if multi sel
576 bool IsSingleSel() const { return HasFlag(wxLC_SINGLE_SEL); }
577
578 // do we have a header window?
579 bool HasHeader() const
580 { return HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER); }
581
582 void HighlightAll( bool on );
583
584 // all these functions only do something if the line is currently visible
585
586 // change the line "selected" state, return TRUE if it really changed
587 bool HighlightLine( size_t line, bool highlight = TRUE);
588
589 // as HighlightLine() but do it for the range of lines: this is incredibly
590 // more efficient for virtual list controls!
591 //
592 // NB: unlike HighlightLine() this one does refresh the lines on screen
593 void HighlightLines( size_t lineFrom, size_t lineTo, bool on = TRUE );
594
595 // toggle the line state and refresh it
596 void ReverseHighlight( size_t line )
597 { HighlightLine(line, !IsHighlighted(line)); RefreshLine(line); }
598
599 // return true if the line is highlighted
600 bool IsHighlighted(size_t line) const;
601
602 // refresh one or several lines at once
603 void RefreshLine( size_t line );
604 void RefreshLines( size_t lineFrom, size_t lineTo );
605
606 // refresh all selected items
607 void RefreshSelected();
608
609 // refresh all lines below the given one: the difference with
610 // RefreshLines() is that the index here might not be a valid one (happens
611 // when the last line is deleted)
612 void RefreshAfter( size_t lineFrom );
613
614 // the methods which are forwarded to wxListLineData itself in list/icon
615 // modes but are here because the lines don't store their positions in the
616 // report mode
617
618 // get the bound rect for the entire line
619 wxRect GetLineRect(size_t line) const;
620
621 // get the bound rect of the label
622 wxRect GetLineLabelRect(size_t line) const;
623
624 // get the bound rect of the items icon (only may be called if we do have
625 // an icon!)
626 wxRect GetLineIconRect(size_t line) const;
627
628 // get the rect to be highlighted when the item has focus
629 wxRect GetLineHighlightRect(size_t line) const;
630
631 // get the size of the total line rect
632 wxSize GetLineSize(size_t line) const
633 { return GetLineRect(line).GetSize(); }
634
635 // return the hit code for the corresponding position (in this line)
636 long HitTestLine(size_t line, int x, int y) const;
637
638 // bring the selected item into view, scrolling to it if necessary
639 void MoveToItem(size_t item);
640
641 // bring the current item into view
642 void MoveToFocus() { MoveToItem(m_current); }
643
644 // start editing the label of the given item
645 void EditLabel( long item );
646
647 // suspend/resume redrawing the control
648 void Freeze();
649 void Thaw();
650
651 void SetFocus();
652
653 void OnRenameTimer();
654 bool OnRenameAccept(size_t itemEdit, const wxString& value);
655
656 void OnMouse( wxMouseEvent &event );
657
658 // called to switch the selection from the current item to newCurrent,
659 void OnArrowChar( size_t newCurrent, const wxKeyEvent& event );
660
661 void OnChar( wxKeyEvent &event );
662 void OnKeyDown( wxKeyEvent &event );
663 void OnSetFocus( wxFocusEvent &event );
664 void OnKillFocus( wxFocusEvent &event );
665 void OnScroll(wxScrollWinEvent& event) ;
666
667 void OnPaint( wxPaintEvent &event );
668
669 void DrawImage( int index, wxDC *dc, int x, int y );
670 void GetImageSize( int index, int &width, int &height ) const;
671 int GetTextLength( const wxString &s ) const;
672
673 void SetImageList( wxImageListType *imageList, int which );
674 void SetItemSpacing( int spacing, bool isSmall = FALSE );
675 int GetItemSpacing( bool isSmall = FALSE );
676
677 void SetColumn( int col, wxListItem &item );
678 void SetColumnWidth( int col, int width );
679 void GetColumn( int col, wxListItem &item ) const;
680 int GetColumnWidth( int col ) const;
681 int GetColumnCount() const { return m_columns.GetCount(); }
682
683 // returns the sum of the heights of all columns
684 int GetHeaderWidth() const;
685
686 int GetCountPerPage() const;
687
688 void SetItem( wxListItem &item );
689 void GetItem( wxListItem &item ) const;
690 void SetItemState( long item, long state, long stateMask );
691 int GetItemState( long item, long stateMask ) const;
692 void GetItemRect( long index, wxRect &rect ) const;
693 bool GetItemPosition( long item, wxPoint& pos ) const;
694 int GetSelectedItemCount() const;
695
696 wxString GetItemText(long item) const
697 {
698 wxListItem info;
699 info.m_itemId = item;
700 GetItem( info );
701 return info.m_text;
702 }
703
704 void SetItemText(long item, const wxString& value)
705 {
706 wxListItem info;
707 info.m_mask = wxLIST_MASK_TEXT;
708 info.m_itemId = item;
709 info.m_text = value;
710 SetItem( info );
711 }
712
713 // set the scrollbars and update the positions of the items
714 void RecalculatePositions(bool noRefresh = FALSE);
715
716 // refresh the window and the header
717 void RefreshAll();
718
719 long GetNextItem( long item, int geometry, int state ) const;
720 void DeleteItem( long index );
721 void DeleteAllItems();
722 void DeleteColumn( int col );
723 void DeleteEverything();
724 void EnsureVisible( long index );
725 long FindItem( long start, const wxString& str, bool partial = FALSE );
726 long FindItem( long start, long data);
727 long HitTest( int x, int y, int &flags );
728 void InsertItem( wxListItem &item );
729 void InsertColumn( long col, wxListItem &item );
730 void SortItems( wxListCtrlCompare fn, long data );
731
732 size_t GetItemCount() const;
733 bool IsEmpty() const { return GetItemCount() == 0; }
734 void SetItemCount(long count);
735
736 // change the current (== focused) item, send a notification event
737 void ChangeCurrent(size_t current);
738 void ResetCurrent() { ChangeCurrent((size_t)-1); }
739 bool HasCurrent() const { return m_current != (size_t)-1; }
740
741 // send out a wxListEvent
742 void SendNotify( size_t line,
743 wxEventType command,
744 wxPoint point = wxDefaultPosition );
745
746 // override base class virtual to reset m_lineHeight when the font changes
747 virtual bool SetFont(const wxFont& font)
748 {
749 if ( !wxScrolledWindow::SetFont(font) )
750 return FALSE;
751
752 m_lineHeight = 0;
753
754 return TRUE;
755 }
756
757 // these are for wxListLineData usage only
758
759 // get the backpointer to the list ctrl
760 wxGenericListCtrl *GetListCtrl() const
761 {
762 return wxStaticCast(GetParent(), wxGenericListCtrl);
763 }
764
765 // get the height of all lines (assuming they all do have the same height)
766 wxCoord GetLineHeight() const;
767
768 // get the y position of the given line (only for report view)
769 wxCoord GetLineY(size_t line) const;
770
771 // get the brush to use for the item highlighting
772 wxBrush *GetHighlightBrush() const
773 {
774 return m_hasFocus ? m_highlightBrush : m_highlightUnfocusedBrush;
775 }
776
777 //protected:
778 // the array of all line objects for a non virtual list control (for the
779 // virtual list control we only ever use m_lines[0])
780 wxListLineDataArray m_lines;
781
782 // the list of column objects
783 wxListHeaderDataList m_columns;
784
785 // currently focused item or -1
786 size_t m_current;
787
788 // the number of lines per page
789 int m_linesPerPage;
790
791 // this flag is set when something which should result in the window
792 // redrawing happens (i.e. an item was added or deleted, or its appearance
793 // changed) and OnPaint() doesn't redraw the window while it is set which
794 // allows to minimize the number of repaintings when a lot of items are
795 // being added. The real repainting occurs only after the next OnIdle()
796 // call
797 bool m_dirty;
798
799 wxColour *m_highlightColour;
800 int m_xScroll,
801 m_yScroll;
802 wxImageListType *m_small_image_list;
803 wxImageListType *m_normal_image_list;
804 int m_small_spacing;
805 int m_normal_spacing;
806 bool m_hasFocus;
807
808 bool m_lastOnSame;
809 wxTimer *m_renameTimer;
810 bool m_isCreated;
811 int m_dragCount;
812 wxPoint m_dragStart;
813
814 // for double click logic
815 size_t m_lineLastClicked,
816 m_lineBeforeLastClicked;
817
818 protected:
819 // the total count of items in a virtual list control
820 size_t m_countVirt;
821
822 // the object maintaining the items selection state, only used in virtual
823 // controls
824 wxSelectionStore m_selStore;
825
826 // common part of all ctors
827 void Init();
828
829 // intiialize m_[xy]Scroll
830 void InitScrolling();
831
832 // get the line data for the given index
833 wxListLineData *GetLine(size_t n) const
834 {
835 wxASSERT_MSG( n != (size_t)-1, _T("invalid line index") );
836
837 if ( IsVirtual() )
838 {
839 wxConstCast(this, wxListMainWindow)->CacheLineData(n);
840
841 n = 0;
842 }
843
844 return &m_lines[n];
845 }
846
847 // get a dummy line which can be used for geometry calculations and such:
848 // you must use GetLine() if you want to really draw the line
849 wxListLineData *GetDummyLine() const;
850
851 // cache the line data of the n-th line in m_lines[0]
852 void CacheLineData(size_t line);
853
854 // get the range of visible lines
855 void GetVisibleLinesRange(size_t *from, size_t *to);
856
857 // force us to recalculate the range of visible lines
858 void ResetVisibleLinesRange() { m_lineFrom = (size_t)-1; }
859
860 // get the colour to be used for drawing the rules
861 wxColour GetRuleColour() const
862 {
863 #ifdef __WXMAC__
864 return *wxWHITE;
865 #else
866 return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
867 #endif
868 }
869
870 private:
871 // initialize the current item if needed
872 void UpdateCurrent();
873
874 // delete all items but don't refresh: called from dtor
875 void DoDeleteAllItems();
876
877 // the height of one line using the current font
878 wxCoord m_lineHeight;
879
880 // the total header width or 0 if not calculated yet
881 wxCoord m_headerWidth;
882
883 // the first and last lines being shown on screen right now (inclusive),
884 // both may be -1 if they must be calculated so never access them directly:
885 // use GetVisibleLinesRange() above instead
886 size_t m_lineFrom,
887 m_lineTo;
888
889 // the brushes to use for item highlighting when we do/don't have focus
890 wxBrush *m_highlightBrush,
891 *m_highlightUnfocusedBrush;
892
893 // if this is > 0, the control is frozen and doesn't redraw itself
894 size_t m_freezeCount;
895
896 DECLARE_DYNAMIC_CLASS(wxListMainWindow)
897 DECLARE_EVENT_TABLE()
898
899 friend class wxGenericListCtrl;
900 };
901
902 // ============================================================================
903 // implementation
904 // ============================================================================
905
906 // ----------------------------------------------------------------------------
907 // wxSelectionStore
908 // ----------------------------------------------------------------------------
909
910 bool wxSelectionStore::IsSelected(size_t item) const
911 {
912 bool isSel = m_itemsSel.Index(item) != wxNOT_FOUND;
913
914 // if the default state is to be selected, being in m_itemsSel means that
915 // the item is not selected, so we have to inverse the logic
916 return m_defaultState ? !isSel : isSel;
917 }
918
919 bool wxSelectionStore::SelectItem(size_t item, bool select)
920 {
921 // search for the item ourselves as like this we get the index where to
922 // insert it later if needed, so we do only one search in the array instead
923 // of two (adding item to a sorted array requires a search)
924 size_t index = m_itemsSel.IndexForInsert(item);
925 bool isSel = index < m_itemsSel.GetCount() && m_itemsSel[index] == item;
926
927 if ( select != m_defaultState )
928 {
929 if ( !isSel )
930 {
931 m_itemsSel.AddAt(item, index);
932
933 return TRUE;
934 }
935 }
936 else // reset to default state
937 {
938 if ( isSel )
939 {
940 m_itemsSel.RemoveAt(index);
941 return TRUE;
942 }
943 }
944
945 return FALSE;
946 }
947
948 bool wxSelectionStore::SelectRange(size_t itemFrom, size_t itemTo,
949 bool select,
950 wxArrayInt *itemsChanged)
951 {
952 // 100 is hardcoded but it shouldn't matter much: the important thing is
953 // that we don't refresh everything when really few (e.g. 1 or 2) items
954 // change state
955 static const size_t MANY_ITEMS = 100;
956
957 wxASSERT_MSG( itemFrom <= itemTo, _T("should be in order") );
958
959 // are we going to have more [un]selected items than the other ones?
960 if ( itemTo - itemFrom > m_count/2 )
961 {
962 if ( select != m_defaultState )
963 {
964 // the default state now becomes the same as 'select'
965 m_defaultState = select;
966
967 // so all the old selections (which had state select) shouldn't be
968 // selected any more, but all the other ones should
969 wxIndexArray selOld = m_itemsSel;
970 m_itemsSel.Empty();
971
972 // TODO: it should be possible to optimize the searches a bit
973 // knowing the possible range
974
975 size_t item;
976 for ( item = 0; item < itemFrom; item++ )
977 {
978 if ( selOld.Index(item) == wxNOT_FOUND )
979 m_itemsSel.Add(item);
980 }
981
982 for ( item = itemTo + 1; item < m_count; item++ )
983 {
984 if ( selOld.Index(item) == wxNOT_FOUND )
985 m_itemsSel.Add(item);
986 }
987
988 // many items (> half) changed state
989 itemsChanged = NULL;
990 }
991 else // select == m_defaultState
992 {
993 // get the inclusive range of items between itemFrom and itemTo
994 size_t count = m_itemsSel.GetCount(),
995 start = m_itemsSel.IndexForInsert(itemFrom),
996 end = m_itemsSel.IndexForInsert(itemTo);
997
998 if ( start == count || m_itemsSel[start] < itemFrom )
999 {
1000 start++;
1001 }
1002
1003 if ( end == count || m_itemsSel[end] > itemTo )
1004 {
1005 end--;
1006 }
1007
1008 if ( start <= end )
1009 {
1010 // delete all of them (from end to avoid changing indices)
1011 for ( int i = end; i >= (int)start; i-- )
1012 {
1013 if ( itemsChanged )
1014 {
1015 if ( itemsChanged->GetCount() > MANY_ITEMS )
1016 {
1017 // stop counting (see comment below)
1018 itemsChanged = NULL;
1019 }
1020 else
1021 {
1022 itemsChanged->Add(m_itemsSel[i]);
1023 }
1024 }
1025
1026 m_itemsSel.RemoveAt(i);
1027 }
1028 }
1029 }
1030 }
1031 else // "few" items change state
1032 {
1033 if ( itemsChanged )
1034 {
1035 itemsChanged->Empty();
1036 }
1037
1038 // just add the items to the selection
1039 for ( size_t item = itemFrom; item <= itemTo; item++ )
1040 {
1041 if ( SelectItem(item, select) && itemsChanged )
1042 {
1043 itemsChanged->Add(item);
1044
1045 if ( itemsChanged->GetCount() > MANY_ITEMS )
1046 {
1047 // stop counting them, we'll just eat gobs of memory
1048 // for nothing at all - faster to refresh everything in
1049 // this case
1050 itemsChanged = NULL;
1051 }
1052 }
1053 }
1054 }
1055
1056 // we set it to NULL if there are many items changing state
1057 return itemsChanged != NULL;
1058 }
1059
1060 void wxSelectionStore::OnItemDelete(size_t item)
1061 {
1062 size_t count = m_itemsSel.GetCount(),
1063 i = m_itemsSel.IndexForInsert(item);
1064
1065 if ( i < count && m_itemsSel[i] == item )
1066 {
1067 // this item itself was in m_itemsSel, remove it from there
1068 m_itemsSel.RemoveAt(i);
1069
1070 count--;
1071 }
1072
1073 // and adjust the index of all which follow it
1074 while ( i < count )
1075 {
1076 // all following elements must be greater than the one we deleted
1077 wxASSERT_MSG( m_itemsSel[i] > item, _T("logic error") );
1078
1079 m_itemsSel[i++]--;
1080 }
1081 }
1082
1083 //-----------------------------------------------------------------------------
1084 // wxListItemData
1085 //-----------------------------------------------------------------------------
1086
1087 wxListItemData::~wxListItemData()
1088 {
1089 // in the virtual list control the attributes are managed by the main
1090 // program, so don't delete them
1091 if ( !m_owner->IsVirtual() )
1092 {
1093 delete m_attr;
1094 }
1095
1096 delete m_rect;
1097 }
1098
1099 void wxListItemData::Init()
1100 {
1101 m_image = -1;
1102 m_data = 0;
1103
1104 m_attr = NULL;
1105 }
1106
1107 wxListItemData::wxListItemData(wxListMainWindow *owner)
1108 {
1109 Init();
1110
1111 m_owner = owner;
1112
1113 if ( owner->InReportView() )
1114 {
1115 m_rect = NULL;
1116 }
1117 else
1118 {
1119 m_rect = new wxRect;
1120 }
1121 }
1122
1123 void wxListItemData::SetItem( const wxListItem &info )
1124 {
1125 if ( info.m_mask & wxLIST_MASK_TEXT )
1126 SetText(info.m_text);
1127 if ( info.m_mask & wxLIST_MASK_IMAGE )
1128 m_image = info.m_image;
1129 if ( info.m_mask & wxLIST_MASK_DATA )
1130 m_data = info.m_data;
1131
1132 if ( info.HasAttributes() )
1133 {
1134 if ( m_attr )
1135 *m_attr = *info.GetAttributes();
1136 else
1137 m_attr = new wxListItemAttr(*info.GetAttributes());
1138 }
1139
1140 if ( m_rect )
1141 {
1142 m_rect->x =
1143 m_rect->y =
1144 m_rect->height = 0;
1145 m_rect->width = info.m_width;
1146 }
1147 }
1148
1149 void wxListItemData::SetPosition( int x, int y )
1150 {
1151 wxCHECK_RET( m_rect, _T("unexpected SetPosition() call") );
1152
1153 m_rect->x = x;
1154 m_rect->y = y;
1155 }
1156
1157 void wxListItemData::SetSize( int width, int height )
1158 {
1159 wxCHECK_RET( m_rect, _T("unexpected SetSize() call") );
1160
1161 if ( width != -1 )
1162 m_rect->width = width;
1163 if ( height != -1 )
1164 m_rect->height = height;
1165 }
1166
1167 bool wxListItemData::IsHit( int x, int y ) const
1168 {
1169 wxCHECK_MSG( m_rect, FALSE, _T("can't be called in this mode") );
1170
1171 return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Inside(x, y);
1172 }
1173
1174 int wxListItemData::GetX() const
1175 {
1176 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1177
1178 return m_rect->x;
1179 }
1180
1181 int wxListItemData::GetY() const
1182 {
1183 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1184
1185 return m_rect->y;
1186 }
1187
1188 int wxListItemData::GetWidth() const
1189 {
1190 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1191
1192 return m_rect->width;
1193 }
1194
1195 int wxListItemData::GetHeight() const
1196 {
1197 wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
1198
1199 return m_rect->height;
1200 }
1201
1202 void wxListItemData::GetItem( wxListItem &info ) const
1203 {
1204 info.m_text = m_text;
1205 info.m_image = m_image;
1206 info.m_data = m_data;
1207
1208 if ( m_attr )
1209 {
1210 if ( m_attr->HasTextColour() )
1211 info.SetTextColour(m_attr->GetTextColour());
1212 if ( m_attr->HasBackgroundColour() )
1213 info.SetBackgroundColour(m_attr->GetBackgroundColour());
1214 if ( m_attr->HasFont() )
1215 info.SetFont(m_attr->GetFont());
1216 }
1217 }
1218
1219 //-----------------------------------------------------------------------------
1220 // wxListHeaderData
1221 //-----------------------------------------------------------------------------
1222
1223 void wxListHeaderData::Init()
1224 {
1225 m_mask = 0;
1226 m_image = -1;
1227 m_format = 0;
1228 m_width = 0;
1229 m_xpos = 0;
1230 m_ypos = 0;
1231 m_height = 0;
1232 }
1233
1234 wxListHeaderData::wxListHeaderData()
1235 {
1236 Init();
1237 }
1238
1239 wxListHeaderData::wxListHeaderData( const wxListItem &item )
1240 {
1241 Init();
1242
1243 SetItem( item );
1244 }
1245
1246 void wxListHeaderData::SetItem( const wxListItem &item )
1247 {
1248 m_mask = item.m_mask;
1249
1250 if ( m_mask & wxLIST_MASK_TEXT )
1251 m_text = item.m_text;
1252
1253 if ( m_mask & wxLIST_MASK_IMAGE )
1254 m_image = item.m_image;
1255
1256 if ( m_mask & wxLIST_MASK_FORMAT )
1257 m_format = item.m_format;
1258
1259 if ( m_mask & wxLIST_MASK_WIDTH )
1260 SetWidth(item.m_width);
1261 }
1262
1263 void wxListHeaderData::SetPosition( int x, int y )
1264 {
1265 m_xpos = x;
1266 m_ypos = y;
1267 }
1268
1269 void wxListHeaderData::SetHeight( int h )
1270 {
1271 m_height = h;
1272 }
1273
1274 void wxListHeaderData::SetWidth( int w )
1275 {
1276 m_width = w;
1277 if (m_width < 0)
1278 m_width = WIDTH_COL_DEFAULT;
1279 else if (m_width < WIDTH_COL_MIN)
1280 m_width = WIDTH_COL_MIN;
1281 }
1282
1283 void wxListHeaderData::SetFormat( int format )
1284 {
1285 m_format = format;
1286 }
1287
1288 bool wxListHeaderData::HasImage() const
1289 {
1290 return m_image != -1;
1291 }
1292
1293 bool wxListHeaderData::IsHit( int x, int y ) const
1294 {
1295 return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
1296 }
1297
1298 void wxListHeaderData::GetItem( wxListItem& item )
1299 {
1300 item.m_mask = m_mask;
1301 item.m_text = m_text;
1302 item.m_image = m_image;
1303 item.m_format = m_format;
1304 item.m_width = m_width;
1305 }
1306
1307 int wxListHeaderData::GetImage() const
1308 {
1309 return m_image;
1310 }
1311
1312 int wxListHeaderData::GetWidth() const
1313 {
1314 return m_width;
1315 }
1316
1317 int wxListHeaderData::GetFormat() const
1318 {
1319 return m_format;
1320 }
1321
1322 //-----------------------------------------------------------------------------
1323 // wxListLineData
1324 //-----------------------------------------------------------------------------
1325
1326 inline int wxListLineData::GetMode() const
1327 {
1328 return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
1329 }
1330
1331 inline bool wxListLineData::InReportView() const
1332 {
1333 return m_owner->HasFlag(wxLC_REPORT);
1334 }
1335
1336 inline bool wxListLineData::IsVirtual() const
1337 {
1338 return m_owner->IsVirtual();
1339 }
1340
1341 wxListLineData::wxListLineData( wxListMainWindow *owner )
1342 {
1343 m_owner = owner;
1344 m_items.DeleteContents( TRUE );
1345
1346 if ( InReportView() )
1347 {
1348 m_gi = NULL;
1349 }
1350 else // !report
1351 {
1352 m_gi = new GeometryInfo;
1353 }
1354
1355 m_highlighted = FALSE;
1356
1357 InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
1358 }
1359
1360 void wxListLineData::CalculateSize( wxDC *dc, int spacing )
1361 {
1362 wxListItemDataList::Node *node = m_items.GetFirst();
1363 wxCHECK_RET( node, _T("no subitems at all??") );
1364
1365 wxListItemData *item = node->GetData();
1366
1367 switch ( GetMode() )
1368 {
1369 case wxLC_ICON:
1370 case wxLC_SMALL_ICON:
1371 {
1372 m_gi->m_rectAll.width = spacing;
1373
1374 wxString s = item->GetText();
1375
1376 wxCoord lw, lh;
1377 if ( s.empty() )
1378 {
1379 lh =
1380 m_gi->m_rectLabel.width =
1381 m_gi->m_rectLabel.height = 0;
1382 }
1383 else // has label
1384 {
1385 dc->GetTextExtent( s, &lw, &lh );
1386 if (lh < SCROLL_UNIT_Y)
1387 lh = SCROLL_UNIT_Y;
1388 lw += EXTRA_WIDTH;
1389 lh += EXTRA_HEIGHT;
1390
1391 m_gi->m_rectAll.height = spacing + lh;
1392 if (lw > spacing)
1393 m_gi->m_rectAll.width = lw;
1394
1395 m_gi->m_rectLabel.width = lw;
1396 m_gi->m_rectLabel.height = lh;
1397 }
1398
1399 if (item->HasImage())
1400 {
1401 int w, h;
1402 m_owner->GetImageSize( item->GetImage(), w, h );
1403 m_gi->m_rectIcon.width = w + 8;
1404 m_gi->m_rectIcon.height = h + 8;
1405
1406 if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
1407 m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
1408 if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
1409 m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
1410 }
1411
1412 if ( item->HasText() )
1413 {
1414 m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
1415 m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
1416 }
1417 else // no text, highlight the icon
1418 {
1419 m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
1420 m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
1421 }
1422 }
1423 break;
1424
1425 case wxLC_LIST:
1426 {
1427 wxString s = item->GetTextForMeasuring();
1428
1429 wxCoord lw,lh;
1430 dc->GetTextExtent( s, &lw, &lh );
1431 if (lh < SCROLL_UNIT_Y)
1432 lh = SCROLL_UNIT_Y;
1433 lw += EXTRA_WIDTH;
1434 lh += EXTRA_HEIGHT;
1435
1436 m_gi->m_rectLabel.width = lw;
1437 m_gi->m_rectLabel.height = lh;
1438
1439 m_gi->m_rectAll.width = lw;
1440 m_gi->m_rectAll.height = lh;
1441
1442 if (item->HasImage())
1443 {
1444 int w, h;
1445 m_owner->GetImageSize( item->GetImage(), w, h );
1446 m_gi->m_rectIcon.width = w;
1447 m_gi->m_rectIcon.height = h;
1448
1449 m_gi->m_rectAll.width += 4 + w;
1450 if (h > m_gi->m_rectAll.height)
1451 m_gi->m_rectAll.height = h;
1452 }
1453
1454 m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
1455 m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
1456 }
1457 break;
1458
1459 case wxLC_REPORT:
1460 wxFAIL_MSG( _T("unexpected call to SetSize") );
1461 break;
1462
1463 default:
1464 wxFAIL_MSG( _T("unknown mode") );
1465 }
1466 }
1467
1468 void wxListLineData::SetPosition( int x, int y,
1469 int window_width,
1470 int spacing )
1471 {
1472 wxListItemDataList::Node *node = m_items.GetFirst();
1473 wxCHECK_RET( node, _T("no subitems at all??") );
1474
1475 wxListItemData *item = node->GetData();
1476
1477 switch ( GetMode() )
1478 {
1479 case wxLC_ICON:
1480 case wxLC_SMALL_ICON:
1481 m_gi->m_rectAll.x = x;
1482 m_gi->m_rectAll.y = y;
1483
1484 if ( item->HasImage() )
1485 {
1486 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 +
1487 (m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2;
1488 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
1489 }
1490
1491 if ( item->HasText() )
1492 {
1493 if (m_gi->m_rectAll.width > spacing)
1494 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2;
1495 else
1496 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2 + (spacing/2) - (m_gi->m_rectLabel.width/2);
1497 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
1498 m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
1499 m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
1500 }
1501 else // no text, highlight the icon
1502 {
1503 m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
1504 m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
1505 }
1506 break;
1507
1508 case wxLC_LIST:
1509 m_gi->m_rectAll.x = x;
1510 m_gi->m_rectAll.y = y;
1511
1512 m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
1513 m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
1514 m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
1515
1516 if (item->HasImage())
1517 {
1518 m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
1519 m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
1520 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 6 + m_gi->m_rectIcon.width;
1521 }
1522 else
1523 {
1524 m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2;
1525 }
1526 break;
1527
1528 case wxLC_REPORT:
1529 wxFAIL_MSG( _T("unexpected call to SetPosition") );
1530 break;
1531
1532 default:
1533 wxFAIL_MSG( _T("unknown mode") );
1534 }
1535 }
1536
1537 void wxListLineData::InitItems( int num )
1538 {
1539 for (int i = 0; i < num; i++)
1540 m_items.Append( new wxListItemData(m_owner) );
1541 }
1542
1543 void wxListLineData::SetItem( int index, const wxListItem &info )
1544 {
1545 wxListItemDataList::Node *node = m_items.Item( index );
1546 wxCHECK_RET( node, _T("invalid column index in SetItem") );
1547
1548 wxListItemData *item = node->GetData();
1549 item->SetItem( info );
1550 }
1551
1552 void wxListLineData::GetItem( int index, wxListItem &info )
1553 {
1554 wxListItemDataList::Node *node = m_items.Item( index );
1555 if (node)
1556 {
1557 wxListItemData *item = node->GetData();
1558 item->GetItem( info );
1559 }
1560 }
1561
1562 wxString wxListLineData::GetText(int index) const
1563 {
1564 wxString s;
1565
1566 wxListItemDataList::Node *node = m_items.Item( index );
1567 if (node)
1568 {
1569 wxListItemData *item = node->GetData();
1570 s = item->GetText();
1571 }
1572
1573 return s;
1574 }
1575
1576 void wxListLineData::SetText( int index, const wxString s )
1577 {
1578 wxListItemDataList::Node *node = m_items.Item( index );
1579 if (node)
1580 {
1581 wxListItemData *item = node->GetData();
1582 item->SetText( s );
1583 }
1584 }
1585
1586 void wxListLineData::SetImage( int index, int image )
1587 {
1588 wxListItemDataList::Node *node = m_items.Item( index );
1589 wxCHECK_RET( node, _T("invalid column index in SetImage()") );
1590
1591 wxListItemData *item = node->GetData();
1592 item->SetImage(image);
1593 }
1594
1595 int wxListLineData::GetImage( int index ) const
1596 {
1597 wxListItemDataList::Node *node = m_items.Item( index );
1598 wxCHECK_MSG( node, -1, _T("invalid column index in GetImage()") );
1599
1600 wxListItemData *item = node->GetData();
1601 return item->GetImage();
1602 }
1603
1604 wxListItemAttr *wxListLineData::GetAttr() const
1605 {
1606 wxListItemDataList::Node *node = m_items.GetFirst();
1607 wxCHECK_MSG( node, NULL, _T("invalid column index in GetAttr()") );
1608
1609 wxListItemData *item = node->GetData();
1610 return item->GetAttr();
1611 }
1612
1613 void wxListLineData::SetAttr(wxListItemAttr *attr)
1614 {
1615 wxListItemDataList::Node *node = m_items.GetFirst();
1616 wxCHECK_RET( node, _T("invalid column index in SetAttr()") );
1617
1618 wxListItemData *item = node->GetData();
1619 item->SetAttr(attr);
1620 }
1621
1622 bool wxListLineData::SetAttributes(wxDC *dc,
1623 const wxListItemAttr *attr,
1624 bool highlighted)
1625 {
1626 wxWindow *listctrl = m_owner->GetParent();
1627
1628 // fg colour
1629
1630 // don't use foreground colour for drawing highlighted items - this might
1631 // make them completely invisible (and there is no way to do bit
1632 // arithmetics on wxColour, unfortunately)
1633 wxColour colText;
1634 if ( highlighted )
1635 {
1636 colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
1637 }
1638 else
1639 {
1640 if ( attr && attr->HasTextColour() )
1641 {
1642 colText = attr->GetTextColour();
1643 }
1644 else
1645 {
1646 colText = listctrl->GetForegroundColour();
1647 }
1648 }
1649
1650 dc->SetTextForeground(colText);
1651
1652 // font
1653 wxFont font;
1654 if ( attr && attr->HasFont() )
1655 {
1656 font = attr->GetFont();
1657 }
1658 else
1659 {
1660 font = listctrl->GetFont();
1661 }
1662
1663 dc->SetFont(font);
1664
1665 // bg colour
1666 bool hasBgCol = attr && attr->HasBackgroundColour();
1667 if ( highlighted || hasBgCol )
1668 {
1669 if ( highlighted )
1670 {
1671 dc->SetBrush( *m_owner->GetHighlightBrush() );
1672 }
1673 else
1674 {
1675 dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
1676 }
1677
1678 dc->SetPen( *wxTRANSPARENT_PEN );
1679
1680 return TRUE;
1681 }
1682
1683 return FALSE;
1684 }
1685
1686 void wxListLineData::Draw( wxDC *dc )
1687 {
1688 wxListItemDataList::Node *node = m_items.GetFirst();
1689 wxCHECK_RET( node, _T("no subitems at all??") );
1690
1691 bool highlighted = IsHighlighted();
1692
1693 wxListItemAttr *attr = GetAttr();
1694
1695 if ( SetAttributes(dc, attr, highlighted) )
1696 {
1697 dc->DrawRectangle( m_gi->m_rectHighlight );
1698 }
1699
1700 wxListItemData *item = node->GetData();
1701 if (item->HasImage())
1702 {
1703 wxRect rectIcon = m_gi->m_rectIcon;
1704 m_owner->DrawImage( item->GetImage(), dc,
1705 rectIcon.x, rectIcon.y );
1706 }
1707
1708 if (item->HasText())
1709 {
1710 wxRect rectLabel = m_gi->m_rectLabel;
1711
1712 wxDCClipper clipper(*dc, rectLabel);
1713 dc->DrawText( item->GetText(), rectLabel.x, rectLabel.y );
1714 }
1715 }
1716
1717 void wxListLineData::DrawInReportMode( wxDC *dc,
1718 const wxRect& rect,
1719 const wxRect& rectHL,
1720 bool highlighted )
1721 {
1722 // TODO: later we should support setting different attributes for
1723 // different columns - to do it, just add "col" argument to
1724 // GetAttr() and move these lines into the loop below
1725 wxListItemAttr *attr = GetAttr();
1726 if ( SetAttributes(dc, attr, highlighted) )
1727 {
1728 dc->DrawRectangle( rectHL );
1729 }
1730
1731 wxCoord x = rect.x + HEADER_OFFSET_X,
1732 y = rect.y + (LINE_SPACING + EXTRA_HEIGHT) / 2;
1733
1734 size_t col = 0;
1735 for ( wxListItemDataList::Node *node = m_items.GetFirst();
1736 node;
1737 node = node->GetNext(), col++ )
1738 {
1739 wxListItemData *item = node->GetData();
1740
1741 int width = m_owner->GetColumnWidth(col);
1742 int xOld = x;
1743 x += width;
1744
1745 if ( item->HasImage() )
1746 {
1747 int ix, iy;
1748 m_owner->DrawImage( item->GetImage(), dc, xOld, y );
1749 m_owner->GetImageSize( item->GetImage(), ix, iy );
1750
1751 ix += IMAGE_MARGIN_IN_REPORT_MODE;
1752
1753 xOld += ix;
1754 width -= ix;
1755 }
1756
1757 wxDCClipper clipper(*dc, xOld, y, width - 8, rect.height);
1758
1759 if ( item->HasText() )
1760 {
1761 DrawTextFormatted(dc, item->GetText(), col, xOld, y, width - 8);
1762 }
1763 }
1764 }
1765
1766 void wxListLineData::DrawTextFormatted(wxDC *dc,
1767 const wxString &text,
1768 int col,
1769 int x,
1770 int y,
1771 int width)
1772 {
1773 wxString drawntext, ellipsis;
1774 wxCoord w, h, base_w;
1775 wxListItem item;
1776
1777 // determine if the string can fit inside the current width
1778 dc->GetTextExtent(text, &w, &h);
1779 if (w <= width)
1780 {
1781 // it can, draw it using the items alignment
1782 m_owner->GetColumn(col, item);
1783 switch ( item.GetAlign() )
1784 {
1785 default:
1786 wxFAIL_MSG( _T("unknown list item format") );
1787 // fall through
1788
1789 case wxLIST_FORMAT_LEFT:
1790 // nothing to do
1791 break;
1792
1793 case wxLIST_FORMAT_RIGHT:
1794 x += width - w;
1795 break;
1796
1797 case wxLIST_FORMAT_CENTER:
1798 x += (width - w) / 2;
1799 break;
1800 }
1801
1802 dc->DrawText(text, x, y);
1803 }
1804 else // otherwise, truncate and add an ellipsis if possible
1805 {
1806 // determine the base width
1807 ellipsis = wxString(wxT("..."));
1808 dc->GetTextExtent(ellipsis, &base_w, &h);
1809
1810 // continue until we have enough space or only one character left
1811 wxCoord w_c, h_c;
1812 size_t len = text.Length();
1813 drawntext = text.Left(len);
1814 while (len > 1)
1815 {
1816 dc->GetTextExtent(drawntext.Last(), &w_c, &h_c);
1817 drawntext.RemoveLast();
1818 len--;
1819 w -= w_c;
1820 if (w + base_w <= width)
1821 break;
1822 }
1823
1824 // if still not enough space, remove ellipsis characters
1825 while (ellipsis.Length() > 0 && w + base_w > width)
1826 {
1827 ellipsis = ellipsis.Left(ellipsis.Length() - 1);
1828 dc->GetTextExtent(ellipsis, &base_w, &h);
1829 }
1830
1831 // now draw the text
1832 dc->DrawText(drawntext, x, y);
1833 dc->DrawText(ellipsis, x + w, y);
1834 }
1835 }
1836
1837 bool wxListLineData::Highlight( bool on )
1838 {
1839 wxCHECK_MSG( !m_owner->IsVirtual(), FALSE, _T("unexpected call to Highlight") );
1840
1841 if ( on == m_highlighted )
1842 return FALSE;
1843
1844 m_highlighted = on;
1845
1846 return TRUE;
1847 }
1848
1849 void wxListLineData::ReverseHighlight( void )
1850 {
1851 Highlight(!IsHighlighted());
1852 }
1853
1854 //-----------------------------------------------------------------------------
1855 // wxListHeaderWindow
1856 //-----------------------------------------------------------------------------
1857
1858 IMPLEMENT_DYNAMIC_CLASS(wxListHeaderWindow,wxWindow)
1859
1860 BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
1861 EVT_PAINT (wxListHeaderWindow::OnPaint)
1862 EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
1863 EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
1864 END_EVENT_TABLE()
1865
1866 void wxListHeaderWindow::Init()
1867 {
1868 m_currentCursor = (wxCursor *) NULL;
1869 m_isDragging = FALSE;
1870 m_dirty = FALSE;
1871 }
1872
1873 wxListHeaderWindow::wxListHeaderWindow()
1874 {
1875 Init();
1876
1877 m_owner = (wxListMainWindow *) NULL;
1878 m_resizeCursor = (wxCursor *) NULL;
1879 }
1880
1881 wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
1882 wxWindowID id,
1883 wxListMainWindow *owner,
1884 const wxPoint& pos,
1885 const wxSize& size,
1886 long style,
1887 const wxString &name )
1888 : wxWindow( win, id, pos, size, style, name )
1889 {
1890 Init();
1891
1892 m_owner = owner;
1893 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
1894
1895 SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
1896 }
1897
1898 wxListHeaderWindow::~wxListHeaderWindow()
1899 {
1900 delete m_resizeCursor;
1901 }
1902
1903 #ifdef __WXUNIVERSAL__
1904 #include "wx/univ/renderer.h"
1905 #include "wx/univ/theme.h"
1906 #endif
1907
1908 void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
1909 {
1910 #if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
1911 GtkStateType state = m_parent->IsEnabled() ? GTK_STATE_NORMAL
1912 : GTK_STATE_INSENSITIVE;
1913
1914 x = dc->XLOG2DEV( x );
1915
1916 gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window,
1917 state, GTK_SHADOW_OUT,
1918 (GdkRectangle*) NULL, m_wxwindow,
1919 (char *)"button", // const_cast
1920 x-1, y-1, w+2, h+2);
1921 #elif defined(__WXUNIVERSAL__)
1922 wxTheme *theme = wxTheme::Get();
1923 wxRenderer *renderer = theme->GetRenderer();
1924 renderer->DrawBorder( *dc, wxBORDER_RAISED, wxRect(x,y,w,h), 0 );
1925 #elif defined(__WXMAC__)
1926 const int m_corner = 1;
1927
1928 dc->SetBrush( *wxTRANSPARENT_BRUSH );
1929
1930 dc->SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ) , 1 , wxSOLID ) );
1931 dc->DrawLine( x+w-m_corner+1, y, x+w, y+h ); // right (outer)
1932 dc->DrawRectangle( x, y+h, w+1, 1 ); // bottom (outer)
1933
1934 wxPen pen( wxColour( 0x88 , 0x88 , 0x88 ), 1, wxSOLID );
1935
1936 dc->SetPen( pen );
1937 dc->DrawLine( x+w-m_corner, y, x+w-1, y+h ); // right (inner)
1938 dc->DrawRectangle( x+1, y+h-1, w-2, 1 ); // bottom (inner)
1939
1940 dc->SetPen( *wxWHITE_PEN );
1941 dc->DrawRectangle( x, y, w-m_corner+1, 1 ); // top (outer)
1942 dc->DrawRectangle( x, y, 1, h ); // left (outer)
1943 dc->DrawLine( x, y+h-1, x+1, y+h-1 );
1944 dc->DrawLine( x+w-1, y, x+w-1, y+1 );
1945 #else // !GTK, !Mac
1946 const int m_corner = 1;
1947
1948 dc->SetBrush( *wxTRANSPARENT_BRUSH );
1949
1950 dc->SetPen( *wxBLACK_PEN );
1951 dc->DrawLine( x+w-m_corner+1, y, x+w, y+h ); // right (outer)
1952 dc->DrawRectangle( x, y+h, w+1, 1 ); // bottom (outer)
1953
1954 wxPen pen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ), 1, wxSOLID );
1955
1956 dc->SetPen( pen );
1957 dc->DrawLine( x+w-m_corner, y, x+w-1, y+h ); // right (inner)
1958 dc->DrawRectangle( x+1, y+h-1, w-2, 1 ); // bottom (inner)
1959
1960 dc->SetPen( *wxWHITE_PEN );
1961 dc->DrawRectangle( x, y, w-m_corner+1, 1 ); // top (outer)
1962 dc->DrawRectangle( x, y, 1, h ); // left (outer)
1963 dc->DrawLine( x, y+h-1, x+1, y+h-1 );
1964 dc->DrawLine( x+w-1, y, x+w-1, y+1 );
1965 #endif
1966 }
1967
1968 // shift the DC origin to match the position of the main window horz
1969 // scrollbar: this allows us to always use logical coords
1970 void wxListHeaderWindow::AdjustDC(wxDC& dc)
1971 {
1972 int xpix;
1973 m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1974
1975 int x;
1976 m_owner->GetViewStart( &x, NULL );
1977
1978 // account for the horz scrollbar offset
1979 dc.SetDeviceOrigin( -x * xpix, 0 );
1980 }
1981
1982 void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1983 {
1984 #if defined(__WXGTK__)
1985 wxClientDC dc( this );
1986 #else
1987 wxPaintDC dc( this );
1988 #endif
1989
1990 PrepareDC( dc );
1991 AdjustDC( dc );
1992
1993 dc.BeginDrawing();
1994
1995 dc.SetFont( GetFont() );
1996
1997 // width and height of the entire header window
1998 int w, h;
1999 GetClientSize( &w, &h );
2000 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
2001
2002 dc.SetBackgroundMode(wxTRANSPARENT);
2003
2004 // do *not* use the listctrl colour for headers - one day we will have a
2005 // function to set it separately
2006 //dc.SetTextForeground( *wxBLACK );
2007 dc.SetTextForeground(wxSystemSettings::
2008 GetSystemColour( wxSYS_COLOUR_WINDOWTEXT ));
2009
2010 int x = HEADER_OFFSET_X;
2011
2012 int numColumns = m_owner->GetColumnCount();
2013 wxListItem item;
2014 for ( int i = 0; i < numColumns && x < w; i++ )
2015 {
2016 m_owner->GetColumn( i, item );
2017 int wCol = item.m_width;
2018
2019 // the width of the rect to draw: make it smaller to fit entirely
2020 // inside the column rect
2021 int cw = wCol - 2;
2022
2023 dc.SetPen( *wxWHITE_PEN );
2024
2025 DoDrawRect( &dc, x, HEADER_OFFSET_Y, cw, h-2 );
2026
2027 // see if we have enough space for the column label
2028
2029 // for this we need the width of the text
2030 wxCoord wLabel;
2031 dc.GetTextExtent(item.GetText(), &wLabel, NULL);
2032 wLabel += 2*EXTRA_WIDTH;
2033
2034 // and the width of the icon, if any
2035 static const int MARGIN_BETWEEN_TEXT_AND_ICON = 2;
2036 int ix = 0, // init them just to suppress the compiler warnings
2037 iy = 0;
2038 const int image = item.m_image;
2039 wxImageListType *imageList;
2040 if ( image != -1 )
2041 {
2042 imageList = m_owner->m_small_image_list;
2043 if ( imageList )
2044 {
2045 imageList->GetSize(image, ix, iy);
2046 wLabel += ix + MARGIN_BETWEEN_TEXT_AND_ICON;
2047 }
2048 }
2049 else
2050 {
2051 imageList = NULL;
2052 }
2053
2054 // ignore alignment if there is not enough space anyhow
2055 int xAligned;
2056 switch ( wLabel < cw ? item.GetAlign() : wxLIST_FORMAT_LEFT )
2057 {
2058 default:
2059 wxFAIL_MSG( _T("unknown list item format") );
2060 // fall through
2061
2062 case wxLIST_FORMAT_LEFT:
2063 xAligned = x;
2064 break;
2065
2066 case wxLIST_FORMAT_RIGHT:
2067 xAligned = x + cw - wLabel;
2068 break;
2069
2070 case wxLIST_FORMAT_CENTER:
2071 xAligned = x + (cw - wLabel) / 2;
2072 break;
2073 }
2074
2075
2076 // if we have an image, draw it on the right of the label
2077 if ( imageList )
2078 {
2079 imageList->Draw
2080 (
2081 image,
2082 dc,
2083 xAligned + wLabel - ix - MARGIN_BETWEEN_TEXT_AND_ICON,
2084 HEADER_OFFSET_Y + (h - 4 - iy)/2,
2085 wxIMAGELIST_DRAW_TRANSPARENT
2086 );
2087
2088 cw -= ix + MARGIN_BETWEEN_TEXT_AND_ICON;
2089 }
2090
2091 // draw the text clipping it so that it doesn't overwrite the column
2092 // boundary
2093 wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h - 4 );
2094
2095 dc.DrawText( item.GetText(),
2096 xAligned + EXTRA_WIDTH, HEADER_OFFSET_Y + EXTRA_HEIGHT );
2097
2098 x += wCol;
2099 }
2100
2101 dc.EndDrawing();
2102 }
2103
2104 void wxListHeaderWindow::DrawCurrent()
2105 {
2106 int x1 = m_currentX;
2107 int y1 = 0;
2108 m_owner->ClientToScreen( &x1, &y1 );
2109
2110 int x2 = m_currentX;
2111 int y2 = 0;
2112 m_owner->GetClientSize( NULL, &y2 );
2113 m_owner->ClientToScreen( &x2, &y2 );
2114
2115 wxScreenDC dc;
2116 dc.SetLogicalFunction( wxINVERT );
2117 dc.SetPen( wxPen( *wxBLACK, 2, wxSOLID ) );
2118 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2119
2120 AdjustDC(dc);
2121
2122 dc.DrawLine( x1, y1, x2, y2 );
2123
2124 dc.SetLogicalFunction( wxCOPY );
2125
2126 dc.SetPen( wxNullPen );
2127 dc.SetBrush( wxNullBrush );
2128 }
2129
2130 void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
2131 {
2132 // we want to work with logical coords
2133 int x;
2134 m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
2135 int y = event.GetY();
2136
2137 if (m_isDragging)
2138 {
2139 SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition());
2140
2141 // we don't draw the line beyond our window, but we allow dragging it
2142 // there
2143 int w = 0;
2144 GetClientSize( &w, NULL );
2145 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
2146 w -= 6;
2147
2148 // erase the line if it was drawn
2149 if ( m_currentX < w )
2150 DrawCurrent();
2151
2152 if (event.ButtonUp())
2153 {
2154 ReleaseMouse();
2155 m_isDragging = FALSE;
2156 m_dirty = TRUE;
2157 m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
2158 SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition());
2159 }
2160 else
2161 {
2162 if (x > m_minX + 7)
2163 m_currentX = x;
2164 else
2165 m_currentX = m_minX + 7;
2166
2167 // draw in the new location
2168 if ( m_currentX < w )
2169 DrawCurrent();
2170 }
2171 }
2172 else // not dragging
2173 {
2174 m_minX = 0;
2175 bool hit_border = FALSE;
2176
2177 // end of the current column
2178 int xpos = 0;
2179
2180 // find the column where this event occured
2181 int col,
2182 countCol = m_owner->GetColumnCount();
2183 for (col = 0; col < countCol; col++)
2184 {
2185 xpos += m_owner->GetColumnWidth( col );
2186 m_column = col;
2187
2188 if ( (abs(x-xpos) < 3) && (y < 22) )
2189 {
2190 // near the column border
2191 hit_border = TRUE;
2192 break;
2193 }
2194
2195 if ( x < xpos )
2196 {
2197 // inside the column
2198 break;
2199 }
2200
2201 m_minX = xpos;
2202 }
2203
2204 if ( col == countCol )
2205 m_column = -1;
2206
2207 if (event.LeftDown() || event.RightUp())
2208 {
2209 if (hit_border && event.LeftDown())
2210 {
2211 if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
2212 event.GetPosition()) )
2213 {
2214 m_isDragging = TRUE;
2215 m_currentX = x;
2216 DrawCurrent();
2217 CaptureMouse();
2218 }
2219 //else: column resizing was vetoed by the user code
2220 }
2221 else // click on a column
2222 {
2223 SendListEvent( event.LeftDown()
2224 ? wxEVT_COMMAND_LIST_COL_CLICK
2225 : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
2226 event.GetPosition());
2227 }
2228 }
2229 else if (event.Moving())
2230 {
2231 bool setCursor;
2232 if (hit_border)
2233 {
2234 setCursor = m_currentCursor == wxSTANDARD_CURSOR;
2235 m_currentCursor = m_resizeCursor;
2236 }
2237 else
2238 {
2239 setCursor = m_currentCursor != wxSTANDARD_CURSOR;
2240 m_currentCursor = wxSTANDARD_CURSOR;
2241 }
2242
2243 if ( setCursor )
2244 SetCursor(*m_currentCursor);
2245 }
2246 }
2247 }
2248
2249 void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
2250 {
2251 m_owner->SetFocus();
2252 }
2253
2254 bool wxListHeaderWindow::SendListEvent(wxEventType type, wxPoint pos)
2255 {
2256 wxWindow *parent = GetParent();
2257 wxListEvent le( type, parent->GetId() );
2258 le.SetEventObject( parent );
2259 le.m_pointDrag = pos;
2260
2261 // the position should be relative to the parent window, not
2262 // this one for compatibility with MSW and common sense: the
2263 // user code doesn't know anything at all about this header
2264 // window, so why should it get positions relative to it?
2265 le.m_pointDrag.y -= GetSize().y;
2266
2267 le.m_col = m_column;
2268 return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
2269 }
2270
2271 //-----------------------------------------------------------------------------
2272 // wxListRenameTimer (internal)
2273 //-----------------------------------------------------------------------------
2274
2275 wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
2276 {
2277 m_owner = owner;
2278 }
2279
2280 void wxListRenameTimer::Notify()
2281 {
2282 m_owner->OnRenameTimer();
2283 }
2284
2285 //-----------------------------------------------------------------------------
2286 // wxListTextCtrl (internal)
2287 //-----------------------------------------------------------------------------
2288
2289 BEGIN_EVENT_TABLE(wxListTextCtrl,wxTextCtrl)
2290 EVT_CHAR (wxListTextCtrl::OnChar)
2291 EVT_KEY_UP (wxListTextCtrl::OnKeyUp)
2292 EVT_KILL_FOCUS (wxListTextCtrl::OnKillFocus)
2293 END_EVENT_TABLE()
2294
2295 wxListTextCtrl::wxListTextCtrl(wxListMainWindow *owner, size_t itemEdit)
2296 : m_startValue(owner->GetItemText(itemEdit)),
2297 m_itemEdited(itemEdit)
2298 {
2299 m_owner = owner;
2300 m_finished = FALSE;
2301
2302 wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
2303
2304 m_owner->CalcScrolledPosition(rectLabel.x, rectLabel.y,
2305 &rectLabel.x, &rectLabel.y);
2306
2307 (void)Create(owner, wxID_ANY, m_startValue,
2308 wxPoint(rectLabel.x-4,rectLabel.y-4),
2309 wxSize(rectLabel.width+11,rectLabel.height+8));
2310 }
2311
2312 void wxListTextCtrl::Finish()
2313 {
2314 if ( !m_finished )
2315 {
2316 wxPendingDelete.Append(this);
2317
2318 m_finished = TRUE;
2319
2320 m_owner->SetFocus();
2321 }
2322 }
2323
2324 bool wxListTextCtrl::AcceptChanges()
2325 {
2326 const wxString value = GetValue();
2327
2328 if ( value == m_startValue )
2329 {
2330 // nothing changed, always accept
2331 return TRUE;
2332 }
2333
2334 if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
2335 {
2336 // vetoed by the user
2337 return FALSE;
2338 }
2339
2340 // accepted, do rename the item
2341 m_owner->SetItemText(m_itemEdited, value);
2342
2343 return TRUE;
2344 }
2345
2346 void wxListTextCtrl::OnChar( wxKeyEvent &event )
2347 {
2348 switch ( event.m_keyCode )
2349 {
2350 case WXK_RETURN:
2351 if ( !AcceptChanges() )
2352 {
2353 // vetoed by the user code
2354 break;
2355 }
2356 //else: fall through
2357
2358 case WXK_ESCAPE:
2359 Finish();
2360 break;
2361
2362 default:
2363 event.Skip();
2364 }
2365 }
2366
2367 void wxListTextCtrl::OnKeyUp( wxKeyEvent &event )
2368 {
2369 if (m_finished)
2370 {
2371 event.Skip();
2372 return;
2373 }
2374
2375 // auto-grow the textctrl:
2376 wxSize parentSize = m_owner->GetSize();
2377 wxPoint myPos = GetPosition();
2378 wxSize mySize = GetSize();
2379 int sx, sy;
2380 GetTextExtent(GetValue() + _T("MM"), &sx, &sy);
2381 if (myPos.x + sx > parentSize.x)
2382 sx = parentSize.x - myPos.x;
2383 if (mySize.x > sx)
2384 sx = mySize.x;
2385 SetSize(sx, -1);
2386
2387 event.Skip();
2388 }
2389
2390 void wxListTextCtrl::OnKillFocus( wxFocusEvent &event )
2391 {
2392 if ( !m_finished )
2393 {
2394 (void)AcceptChanges();
2395
2396 Finish();
2397 }
2398
2399 event.Skip();
2400 }
2401
2402 //-----------------------------------------------------------------------------
2403 // wxListMainWindow
2404 //-----------------------------------------------------------------------------
2405
2406 IMPLEMENT_DYNAMIC_CLASS(wxListMainWindow,wxScrolledWindow)
2407
2408 BEGIN_EVENT_TABLE(wxListMainWindow,wxScrolledWindow)
2409 EVT_PAINT (wxListMainWindow::OnPaint)
2410 EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
2411 EVT_CHAR (wxListMainWindow::OnChar)
2412 EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
2413 EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
2414 EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
2415 EVT_SCROLLWIN (wxListMainWindow::OnScroll)
2416 END_EVENT_TABLE()
2417
2418 void wxListMainWindow::Init()
2419 {
2420 m_columns.DeleteContents( TRUE );
2421 m_dirty = TRUE;
2422 m_countVirt = 0;
2423 m_lineFrom =
2424 m_lineTo = (size_t)-1;
2425 m_linesPerPage = 0;
2426
2427 m_headerWidth =
2428 m_lineHeight = 0;
2429
2430 m_small_image_list = (wxImageListType *) NULL;
2431 m_normal_image_list = (wxImageListType *) NULL;
2432
2433 m_small_spacing = 30;
2434 m_normal_spacing = 40;
2435
2436 m_hasFocus = FALSE;
2437 m_dragCount = 0;
2438 m_isCreated = FALSE;
2439
2440 m_lastOnSame = FALSE;
2441 m_renameTimer = new wxListRenameTimer( this );
2442
2443 m_current =
2444 m_lineLastClicked =
2445 m_lineBeforeLastClicked = (size_t)-1;
2446
2447 m_freezeCount = 0;
2448 }
2449
2450 void wxListMainWindow::InitScrolling()
2451 {
2452 if ( HasFlag(wxLC_REPORT) )
2453 {
2454 m_xScroll = SCROLL_UNIT_X;
2455 m_yScroll = SCROLL_UNIT_Y;
2456 }
2457 else
2458 {
2459 m_xScroll = SCROLL_UNIT_Y;
2460 m_yScroll = 0;
2461 }
2462 }
2463
2464 wxListMainWindow::wxListMainWindow()
2465 {
2466 Init();
2467
2468 m_highlightBrush =
2469 m_highlightUnfocusedBrush = (wxBrush *) NULL;
2470
2471 m_xScroll =
2472 m_yScroll = 0;
2473 }
2474
2475 wxListMainWindow::wxListMainWindow( wxWindow *parent,
2476 wxWindowID id,
2477 const wxPoint& pos,
2478 const wxSize& size,
2479 long style,
2480 const wxString &name )
2481 : wxScrolledWindow( parent, id, pos, size,
2482 style | wxHSCROLL | wxVSCROLL, name )
2483 {
2484 Init();
2485
2486 m_highlightBrush = new wxBrush
2487 (
2488 wxSystemSettings::GetColour
2489 (
2490 wxSYS_COLOUR_HIGHLIGHT
2491 ),
2492 wxSOLID
2493 );
2494
2495 m_highlightUnfocusedBrush = new wxBrush
2496 (
2497 wxSystemSettings::GetColour
2498 (
2499 wxSYS_COLOUR_BTNSHADOW
2500 ),
2501 wxSOLID
2502 );
2503
2504 wxSize sz = size;
2505 sz.y = 25;
2506
2507 InitScrolling();
2508 SetScrollbars( m_xScroll, m_yScroll, 0, 0, 0, 0 );
2509
2510 SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
2511 }
2512
2513 wxListMainWindow::~wxListMainWindow()
2514 {
2515 DoDeleteAllItems();
2516
2517 delete m_highlightBrush;
2518 delete m_highlightUnfocusedBrush;
2519
2520 delete m_renameTimer;
2521 }
2522
2523 void wxListMainWindow::CacheLineData(size_t line)
2524 {
2525 wxGenericListCtrl *listctrl = GetListCtrl();
2526
2527 wxListLineData *ld = GetDummyLine();
2528
2529 size_t countCol = GetColumnCount();
2530 for ( size_t col = 0; col < countCol; col++ )
2531 {
2532 ld->SetText(col, listctrl->OnGetItemText(line, col));
2533 }
2534
2535 ld->SetImage(listctrl->OnGetItemImage(line));
2536 ld->SetAttr(listctrl->OnGetItemAttr(line));
2537 }
2538
2539 wxListLineData *wxListMainWindow::GetDummyLine() const
2540 {
2541 wxASSERT_MSG( !IsEmpty(), _T("invalid line index") );
2542
2543 wxASSERT_MSG( IsVirtual(), _T("GetDummyLine() shouldn't be called") );
2544
2545 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
2546
2547 // we need to recreate the dummy line if the number of columns in the
2548 // control changed as it would have the incorrect number of fields
2549 // otherwise
2550 if ( !m_lines.IsEmpty() &&
2551 m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
2552 {
2553 self->m_lines.Clear();
2554 }
2555
2556 if ( m_lines.IsEmpty() )
2557 {
2558 wxListLineData *line = new wxListLineData(self);
2559 self->m_lines.Add(line);
2560
2561 // don't waste extra memory -- there never going to be anything
2562 // else/more in this array
2563 self->m_lines.Shrink();
2564 }
2565
2566 return &m_lines[0];
2567 }
2568
2569 // ----------------------------------------------------------------------------
2570 // line geometry (report mode only)
2571 // ----------------------------------------------------------------------------
2572
2573 wxCoord wxListMainWindow::GetLineHeight() const
2574 {
2575 wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
2576
2577 // we cache the line height as calling GetTextExtent() is slow
2578 if ( !m_lineHeight )
2579 {
2580 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
2581
2582 wxClientDC dc( self );
2583 dc.SetFont( GetFont() );
2584
2585 wxCoord y;
2586 dc.GetTextExtent(_T("H"), NULL, &y);
2587
2588 if ( y < SCROLL_UNIT_Y )
2589 y = SCROLL_UNIT_Y;
2590
2591 if ( m_small_image_list && m_small_image_list->GetImageCount() )
2592 {
2593 int iw = 0;
2594 int ih = 0;
2595 m_small_image_list->GetSize(0, iw, ih);
2596 y = wxMax(y, ih);
2597 }
2598
2599 y += EXTRA_HEIGHT;
2600 self->m_lineHeight = y + LINE_SPACING;
2601 }
2602
2603 return m_lineHeight;
2604 }
2605
2606 wxCoord wxListMainWindow::GetLineY(size_t line) const
2607 {
2608 wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
2609
2610 return LINE_SPACING + line*GetLineHeight();
2611 }
2612
2613 wxRect wxListMainWindow::GetLineRect(size_t line) const
2614 {
2615 if ( !InReportView() )
2616 return GetLine(line)->m_gi->m_rectAll;
2617
2618 wxRect rect;
2619 rect.x = HEADER_OFFSET_X;
2620 rect.y = GetLineY(line);
2621 rect.width = GetHeaderWidth();
2622 rect.height = GetLineHeight();
2623
2624 return rect;
2625 }
2626
2627 wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
2628 {
2629 if ( !InReportView() )
2630 return GetLine(line)->m_gi->m_rectLabel;
2631
2632 wxRect rect;
2633 rect.x = HEADER_OFFSET_X;
2634 rect.y = GetLineY(line);
2635 rect.width = GetColumnWidth(0);
2636 rect.height = GetLineHeight();
2637
2638 return rect;
2639 }
2640
2641 wxRect wxListMainWindow::GetLineIconRect(size_t line) const
2642 {
2643 if ( !InReportView() )
2644 return GetLine(line)->m_gi->m_rectIcon;
2645
2646 wxListLineData *ld = GetLine(line);
2647 wxASSERT_MSG( ld->HasImage(), _T("should have an image") );
2648
2649 wxRect rect;
2650 rect.x = HEADER_OFFSET_X;
2651 rect.y = GetLineY(line);
2652 GetImageSize(ld->GetImage(), rect.width, rect.height);
2653
2654 return rect;
2655 }
2656
2657 wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
2658 {
2659 return InReportView() ? GetLineRect(line)
2660 : GetLine(line)->m_gi->m_rectHighlight;
2661 }
2662
2663 long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
2664 {
2665 wxASSERT_MSG( line < GetItemCount(), _T("invalid line in HitTestLine") );
2666
2667 wxListLineData *ld = GetLine(line);
2668
2669 if ( ld->HasImage() && GetLineIconRect(line).Inside(x, y) )
2670 return wxLIST_HITTEST_ONITEMICON;
2671
2672 // VS: Testing for "ld->HasText() || InReportView()" instead of
2673 // "ld->HasText()" is needed to make empty lines in report view
2674 // possible
2675 if ( ld->HasText() || InReportView() )
2676 {
2677 wxRect rect = InReportView() ? GetLineRect(line)
2678 : GetLineLabelRect(line);
2679
2680 if ( rect.Inside(x, y) )
2681 return wxLIST_HITTEST_ONITEMLABEL;
2682 }
2683
2684 return 0;
2685 }
2686
2687 // ----------------------------------------------------------------------------
2688 // highlight (selection) handling
2689 // ----------------------------------------------------------------------------
2690
2691 bool wxListMainWindow::IsHighlighted(size_t line) const
2692 {
2693 if ( IsVirtual() )
2694 {
2695 return m_selStore.IsSelected(line);
2696 }
2697 else // !virtual
2698 {
2699 wxListLineData *ld = GetLine(line);
2700 wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHighlighted") );
2701
2702 return ld->IsHighlighted();
2703 }
2704 }
2705
2706 void wxListMainWindow::HighlightLines( size_t lineFrom,
2707 size_t lineTo,
2708 bool highlight )
2709 {
2710 if ( IsVirtual() )
2711 {
2712 wxArrayInt linesChanged;
2713 if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
2714 &linesChanged) )
2715 {
2716 // meny items changed state, refresh everything
2717 RefreshLines(lineFrom, lineTo);
2718 }
2719 else // only a few items changed state, refresh only them
2720 {
2721 size_t count = linesChanged.GetCount();
2722 for ( size_t n = 0; n < count; n++ )
2723 {
2724 RefreshLine(linesChanged[n]);
2725 }
2726 }
2727 }
2728 else // iterate over all items in non report view
2729 {
2730 for ( size_t line = lineFrom; line <= lineTo; line++ )
2731 {
2732 if ( HighlightLine(line, highlight) )
2733 {
2734 RefreshLine(line);
2735 }
2736 }
2737 }
2738 }
2739
2740 bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
2741 {
2742 bool changed;
2743
2744 if ( IsVirtual() )
2745 {
2746 changed = m_selStore.SelectItem(line, highlight);
2747 }
2748 else // !virtual
2749 {
2750 wxListLineData *ld = GetLine(line);
2751 wxCHECK_MSG( ld, FALSE, _T("invalid index in HighlightLine") );
2752
2753 changed = ld->Highlight(highlight);
2754 }
2755
2756 if ( changed )
2757 {
2758 SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
2759 : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
2760 }
2761
2762 return changed;
2763 }
2764
2765 void wxListMainWindow::RefreshLine( size_t line )
2766 {
2767 if ( HasFlag(wxLC_REPORT) )
2768 {
2769 size_t visibleFrom, visibleTo;
2770 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2771
2772 if ( line < visibleFrom || line > visibleTo )
2773 return;
2774 }
2775
2776 wxRect rect = GetLineRect(line);
2777
2778 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2779 RefreshRect( rect );
2780 }
2781
2782 void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
2783 {
2784 // we suppose that they are ordered by caller
2785 wxASSERT_MSG( lineFrom <= lineTo, _T("indices in disorder") );
2786
2787 wxASSERT_MSG( lineTo < GetItemCount(), _T("invalid line range") );
2788
2789 if ( HasFlag(wxLC_REPORT) )
2790 {
2791 size_t visibleFrom, visibleTo;
2792 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2793
2794 if ( lineFrom < visibleFrom )
2795 lineFrom = visibleFrom;
2796 if ( lineTo > visibleTo )
2797 lineTo = visibleTo;
2798
2799 wxRect rect;
2800 rect.x = 0;
2801 rect.y = GetLineY(lineFrom);
2802 rect.width = GetClientSize().x;
2803 rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
2804
2805 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2806 RefreshRect( rect );
2807 }
2808 else // !report
2809 {
2810 // TODO: this should be optimized...
2811 for ( size_t line = lineFrom; line <= lineTo; line++ )
2812 {
2813 RefreshLine(line);
2814 }
2815 }
2816 }
2817
2818 void wxListMainWindow::RefreshAfter( size_t lineFrom )
2819 {
2820 if ( HasFlag(wxLC_REPORT) )
2821 {
2822 size_t visibleFrom, visibleTo;
2823 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2824
2825 if ( lineFrom < visibleFrom )
2826 lineFrom = visibleFrom;
2827 else if ( lineFrom > visibleTo )
2828 return;
2829
2830 wxRect rect;
2831 rect.x = 0;
2832 rect.y = GetLineY(lineFrom);
2833 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2834
2835 wxSize size = GetClientSize();
2836 rect.width = size.x;
2837 // refresh till the bottom of the window
2838 rect.height = size.y - rect.y;
2839
2840 RefreshRect( rect );
2841 }
2842 else // !report
2843 {
2844 // TODO: how to do it more efficiently?
2845 m_dirty = TRUE;
2846 }
2847 }
2848
2849 void wxListMainWindow::RefreshSelected()
2850 {
2851 if ( IsEmpty() )
2852 return;
2853
2854 size_t from, to;
2855 if ( InReportView() )
2856 {
2857 GetVisibleLinesRange(&from, &to);
2858 }
2859 else // !virtual
2860 {
2861 from = 0;
2862 to = GetItemCount() - 1;
2863 }
2864
2865 if ( HasCurrent() && m_current >= from && m_current <= to )
2866 {
2867 RefreshLine(m_current);
2868 }
2869
2870 for ( size_t line = from; line <= to; line++ )
2871 {
2872 // NB: the test works as expected even if m_current == -1
2873 if ( line != m_current && IsHighlighted(line) )
2874 {
2875 RefreshLine(line);
2876 }
2877 }
2878 }
2879
2880 void wxListMainWindow::Freeze()
2881 {
2882 m_freezeCount++;
2883 }
2884
2885 void wxListMainWindow::Thaw()
2886 {
2887 wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen list control?") );
2888
2889 if ( !--m_freezeCount )
2890 {
2891 Refresh();
2892 }
2893 }
2894
2895 void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2896 {
2897 // Note: a wxPaintDC must be constructed even if no drawing is
2898 // done (a Windows requirement).
2899 wxPaintDC dc( this );
2900
2901 if ( IsEmpty() || m_freezeCount )
2902 {
2903 // nothing to draw or not the moment to draw it
2904 return;
2905 }
2906
2907 if ( m_dirty )
2908 {
2909 // delay the repainting until we calculate all the items positions
2910 return;
2911 }
2912
2913 PrepareDC( dc );
2914
2915 int dev_x, dev_y;
2916 CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
2917
2918 dc.BeginDrawing();
2919
2920 dc.SetFont( GetFont() );
2921
2922 if ( HasFlag(wxLC_REPORT) )
2923 {
2924 int lineHeight = GetLineHeight();
2925
2926 size_t visibleFrom, visibleTo;
2927 GetVisibleLinesRange(&visibleFrom, &visibleTo);
2928
2929 wxRect rectLine;
2930 wxCoord xOrig, yOrig;
2931 CalcUnscrolledPosition(0, 0, &xOrig, &yOrig);
2932
2933 // tell the caller cache to cache the data
2934 if ( IsVirtual() )
2935 {
2936 wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
2937 GetParent()->GetId());
2938 evCache.SetEventObject( GetParent() );
2939 evCache.m_oldItemIndex = visibleFrom;
2940 evCache.m_itemIndex = visibleTo;
2941 GetParent()->GetEventHandler()->ProcessEvent( evCache );
2942 }
2943
2944 for ( size_t line = visibleFrom; line <= visibleTo; line++ )
2945 {
2946 rectLine = GetLineRect(line);
2947
2948 if ( !IsExposed(rectLine.x - xOrig, rectLine.y - yOrig,
2949 rectLine.width, rectLine.height) )
2950 {
2951 // don't redraw unaffected lines to avoid flicker
2952 continue;
2953 }
2954
2955 GetLine(line)->DrawInReportMode( &dc,
2956 rectLine,
2957 GetLineHighlightRect(line),
2958 IsHighlighted(line) );
2959 }
2960
2961 if ( HasFlag(wxLC_HRULES) )
2962 {
2963 wxPen pen(GetRuleColour(), 1, wxSOLID);
2964 wxSize clientSize = GetClientSize();
2965
2966 // Don't draw the first one
2967 for ( size_t i = visibleFrom+1; i <= visibleTo; i++ )
2968 {
2969 dc.SetPen(pen);
2970 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2971 dc.DrawLine(0 - dev_x, i*lineHeight,
2972 clientSize.x - dev_x, i*lineHeight);
2973 }
2974
2975 // Draw last horizontal rule
2976 if ( visibleTo == GetItemCount() - 1 )
2977 {
2978 dc.SetPen(pen);
2979 dc.SetBrush( *wxTRANSPARENT_BRUSH );
2980 dc.DrawLine(0 - dev_x, (m_lineTo+1)*lineHeight,
2981 clientSize.x - dev_x , (m_lineTo+1)*lineHeight );
2982 }
2983 }
2984
2985 // Draw vertical rules if required
2986 if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
2987 {
2988 wxPen pen(GetRuleColour(), 1, wxSOLID);
2989
2990 int col = 0;
2991 wxRect firstItemRect;
2992 wxRect lastItemRect;
2993 GetItemRect(visibleFrom, firstItemRect);
2994 GetItemRect(visibleTo, lastItemRect);
2995 int x = firstItemRect.GetX();
2996 dc.SetPen(pen);
2997 dc.SetBrush(* wxTRANSPARENT_BRUSH);
2998 for (col = 0; col < GetColumnCount(); col++)
2999 {
3000 int colWidth = GetColumnWidth(col);
3001 x += colWidth;
3002 dc.DrawLine(x - dev_x - 2, firstItemRect.GetY() - 1 - dev_y,
3003 x - dev_x - 2, lastItemRect.GetBottom() + 1 - dev_y);
3004 }
3005 }
3006 }
3007 else // !report
3008 {
3009 size_t count = GetItemCount();
3010 for ( size_t i = 0; i < count; i++ )
3011 {
3012 GetLine(i)->Draw( &dc );
3013 }
3014 }
3015
3016 if ( HasCurrent() )
3017 {
3018 // don't draw rect outline under Max if we already have the background
3019 // color but under other platforms only draw it if we do: it is a bit
3020 // silly to draw "focus rect" if we don't have focus!
3021 #ifdef __WXMAC__
3022 if ( !m_hasFocus )
3023 #else // !__WXMAC__
3024 if ( m_hasFocus )
3025 #endif // __WXMAC__/!__WXMAC__
3026 {
3027 dc.SetPen( *wxBLACK_PEN );
3028 dc.SetBrush( *wxTRANSPARENT_BRUSH );
3029 dc.DrawRectangle( GetLineHighlightRect(m_current) );
3030 }
3031 }
3032
3033 dc.EndDrawing();
3034 }
3035
3036 void wxListMainWindow::HighlightAll( bool on )
3037 {
3038 if ( IsSingleSel() )
3039 {
3040 wxASSERT_MSG( !on, _T("can't do this in a single sel control") );
3041
3042 // we just have one item to turn off
3043 if ( HasCurrent() && IsHighlighted(m_current) )
3044 {
3045 HighlightLine(m_current, FALSE);
3046 RefreshLine(m_current);
3047 }
3048 }
3049 else // multi sel
3050 {
3051 HighlightLines(0, GetItemCount() - 1, on);
3052 }
3053 }
3054
3055 void wxListMainWindow::SendNotify( size_t line,
3056 wxEventType command,
3057 wxPoint point )
3058 {
3059 wxListEvent le( command, GetParent()->GetId() );
3060 le.SetEventObject( GetParent() );
3061 le.m_itemIndex = line;
3062
3063 // set only for events which have position
3064 if ( point != wxDefaultPosition )
3065 le.m_pointDrag = point;
3066
3067 // don't try to get the line info for virtual list controls: the main
3068 // program has it anyhow and if we did it would result in accessing all
3069 // the lines, even those which are not visible now and this is precisely
3070 // what we're trying to avoid
3071 if ( !IsVirtual() && (command != wxEVT_COMMAND_LIST_DELETE_ITEM) )
3072 {
3073 if ( line != (size_t)-1 )
3074 {
3075 GetLine(line)->GetItem( 0, le.m_item );
3076 }
3077 //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
3078 }
3079 //else: there may be no more such item
3080
3081 GetParent()->GetEventHandler()->ProcessEvent( le );
3082 }
3083
3084 void wxListMainWindow::ChangeCurrent(size_t current)
3085 {
3086 m_current = current;
3087
3088 SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
3089 }
3090
3091 void wxListMainWindow::EditLabel( long item )
3092 {
3093 wxCHECK_RET( (item >= 0) && ((size_t)item < GetItemCount()),
3094 wxT("wrong index in wxGenericListCtrl::EditLabel()") );
3095
3096 size_t itemEdit = (size_t)item;
3097
3098 wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
3099 le.SetEventObject( GetParent() );
3100 le.m_itemIndex = item;
3101 wxListLineData *data = GetLine(itemEdit);
3102 wxCHECK_RET( data, _T("invalid index in EditLabel()") );
3103 data->GetItem( 0, le.m_item );
3104 if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
3105 {
3106 // vetoed by user code
3107 return;
3108 }
3109
3110 // We have to call this here because the label in question might just have
3111 // been added and no screen update taken place.
3112 if ( m_dirty )
3113 wxSafeYield();
3114
3115 wxListTextCtrl *text = new wxListTextCtrl(this, itemEdit);
3116
3117 text->SetFocus();
3118 }
3119
3120 void wxListMainWindow::OnRenameTimer()
3121 {
3122 wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
3123
3124 EditLabel( m_current );
3125 }
3126
3127 bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
3128 {
3129 wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
3130 le.SetEventObject( GetParent() );
3131 le.m_itemIndex = itemEdit;
3132
3133 wxListLineData *data = GetLine(itemEdit);
3134 wxCHECK_MSG( data, FALSE, _T("invalid index in OnRenameAccept()") );
3135
3136 data->GetItem( 0, le.m_item );
3137 le.m_item.m_text = value;
3138 return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
3139 le.IsAllowed();
3140 }
3141
3142 void wxListMainWindow::OnMouse( wxMouseEvent &event )
3143 {
3144 event.SetEventObject( GetParent() );
3145 if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
3146 return;
3147
3148 if ( !HasCurrent() || IsEmpty() )
3149 return;
3150
3151 if (m_dirty)
3152 return;
3153
3154 if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
3155 event.ButtonDClick()) )
3156 return;
3157
3158 int x = event.GetX();
3159 int y = event.GetY();
3160 CalcUnscrolledPosition( x, y, &x, &y );
3161
3162 // where did we hit it (if we did)?
3163 long hitResult = 0;
3164
3165 size_t count = GetItemCount(),
3166 current;
3167
3168 if ( HasFlag(wxLC_REPORT) )
3169 {
3170 current = y / GetLineHeight();
3171 if ( current < count )
3172 hitResult = HitTestLine(current, x, y);
3173 }
3174 else // !report
3175 {
3176 // TODO: optimize it too! this is less simple than for report view but
3177 // enumerating all items is still not a way to do it!!
3178 for ( current = 0; current < count; current++ )
3179 {
3180 hitResult = HitTestLine(current, x, y);
3181 if ( hitResult )
3182 break;
3183 }
3184 }
3185
3186 if (event.Dragging())
3187 {
3188 if (m_dragCount == 0)
3189 {
3190 // we have to report the raw, physical coords as we want to be
3191 // able to call HitTest(event.m_pointDrag) from the user code to
3192 // get the item being dragged
3193 m_dragStart = event.GetPosition();
3194 }
3195
3196 m_dragCount++;
3197
3198 if (m_dragCount != 3)
3199 return;
3200
3201 int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
3202 : wxEVT_COMMAND_LIST_BEGIN_DRAG;
3203
3204 wxListEvent le( command, GetParent()->GetId() );
3205 le.SetEventObject( GetParent() );
3206 le.m_pointDrag = m_dragStart;
3207 GetParent()->GetEventHandler()->ProcessEvent( le );
3208
3209 return;
3210 }
3211 else
3212 {
3213 m_dragCount = 0;
3214 }
3215
3216 if ( !hitResult )
3217 {
3218 // outside of any item
3219 return;
3220 }
3221
3222 bool forceClick = FALSE;
3223 if (event.ButtonDClick())
3224 {
3225 m_renameTimer->Stop();
3226 m_lastOnSame = FALSE;
3227
3228 if ( current == m_lineLastClicked )
3229 {
3230 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3231
3232 return;
3233 }
3234 else
3235 {
3236 // the first click was on another item, so don't interpret this as
3237 // a double click, but as a simple click instead
3238 forceClick = TRUE;
3239 }
3240 }
3241
3242 if (event.LeftUp() && m_lastOnSame)
3243 {
3244 if ((current == m_current) &&
3245 (hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
3246 HasFlag(wxLC_EDIT_LABELS) )
3247 {
3248 m_renameTimer->Start( 100, TRUE );
3249 }
3250 m_lastOnSame = FALSE;
3251 }
3252 else if (event.RightDown())
3253 {
3254 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK,
3255 event.GetPosition() );
3256 }
3257 else if (event.MiddleDown())
3258 {
3259 SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
3260 }
3261 else if ( event.LeftDown() || forceClick )
3262 {
3263 m_lineBeforeLastClicked = m_lineLastClicked;
3264 m_lineLastClicked = current;
3265
3266 size_t oldCurrent = m_current;
3267
3268 if ( IsSingleSel() || !(event.ControlDown() || event.ShiftDown()) )
3269 {
3270 HighlightAll( FALSE );
3271
3272 ChangeCurrent(current);
3273
3274 ReverseHighlight(m_current);
3275 }
3276 else // multi sel & either ctrl or shift is down
3277 {
3278 if (event.ControlDown())
3279 {
3280 ChangeCurrent(current);
3281
3282 ReverseHighlight(m_current);
3283 }
3284 else if (event.ShiftDown())
3285 {
3286 ChangeCurrent(current);
3287
3288 size_t lineFrom = oldCurrent,
3289 lineTo = current;
3290
3291 if ( lineTo < lineFrom )
3292 {
3293 lineTo = lineFrom;
3294 lineFrom = m_current;
3295 }
3296
3297 HighlightLines(lineFrom, lineTo);
3298 }
3299 else // !ctrl, !shift
3300 {
3301 // test in the enclosing if should make it impossible
3302 wxFAIL_MSG( _T("how did we get here?") );
3303 }
3304 }
3305
3306 if (m_current != oldCurrent)
3307 {
3308 RefreshLine( oldCurrent );
3309 }
3310
3311 // forceClick is only set if the previous click was on another item
3312 m_lastOnSame = !forceClick && (m_current == oldCurrent);
3313 }
3314 }
3315
3316 void wxListMainWindow::MoveToItem(size_t item)
3317 {
3318 if ( item == (size_t)-1 )
3319 return;
3320
3321 wxRect rect = GetLineRect(item);
3322
3323 int client_w, client_h;
3324 GetClientSize( &client_w, &client_h );
3325
3326 int view_x = m_xScroll*GetScrollPos( wxHORIZONTAL );
3327 int view_y = m_yScroll*GetScrollPos( wxVERTICAL );
3328
3329 if ( HasFlag(wxLC_REPORT) )
3330 {
3331 // the next we need the range of lines shown it might be different, so
3332 // recalculate it
3333 ResetVisibleLinesRange();
3334
3335 if (rect.y < view_y )
3336 Scroll( -1, rect.y/m_yScroll );
3337 if (rect.y+rect.height+5 > view_y+client_h)
3338 Scroll( -1, (rect.y+rect.height-client_h+SCROLL_UNIT_Y)/m_yScroll );
3339 }
3340 else // !report
3341 {
3342 if (rect.x-view_x < 5)
3343 Scroll( (rect.x-5)/m_xScroll, -1 );
3344 if (rect.x+rect.width-5 > view_x+client_w)
3345 Scroll( (rect.x+rect.width-client_w+SCROLL_UNIT_X)/m_xScroll, -1 );
3346 }
3347 }
3348
3349 // ----------------------------------------------------------------------------
3350 // keyboard handling
3351 // ----------------------------------------------------------------------------
3352
3353 void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
3354 {
3355 wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
3356 _T("invalid item index in OnArrowChar()") );
3357
3358 size_t oldCurrent = m_current;
3359
3360 // in single selection we just ignore Shift as we can't select several
3361 // items anyhow
3362 if ( event.ShiftDown() && !IsSingleSel() )
3363 {
3364 ChangeCurrent(newCurrent);
3365
3366 // select all the items between the old and the new one
3367 if ( oldCurrent > newCurrent )
3368 {
3369 newCurrent = oldCurrent;
3370 oldCurrent = m_current;
3371 }
3372
3373 HighlightLines(oldCurrent, newCurrent);
3374 }
3375 else // !shift
3376 {
3377 // all previously selected items are unselected unless ctrl is held
3378 if ( !event.ControlDown() )
3379 HighlightAll(FALSE);
3380
3381 ChangeCurrent(newCurrent);
3382
3383 // refresh the old focus to remove it
3384 RefreshLine( oldCurrent );
3385
3386 if ( !event.ControlDown() )
3387 {
3388 HighlightLine( m_current, TRUE );
3389 }
3390 }
3391
3392 RefreshLine( m_current );
3393
3394 MoveToFocus();
3395 }
3396
3397 void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
3398 {
3399 wxWindow *parent = GetParent();
3400
3401 /* we propagate the key event up */
3402 wxKeyEvent ke( wxEVT_KEY_DOWN );
3403 ke.m_shiftDown = event.m_shiftDown;
3404 ke.m_controlDown = event.m_controlDown;
3405 ke.m_altDown = event.m_altDown;
3406 ke.m_metaDown = event.m_metaDown;
3407 ke.m_keyCode = event.m_keyCode;
3408 ke.m_x = event.m_x;
3409 ke.m_y = event.m_y;
3410 ke.SetEventObject( parent );
3411 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3412
3413 event.Skip();
3414 }
3415
3416 void wxListMainWindow::OnChar( wxKeyEvent &event )
3417 {
3418 wxWindow *parent = GetParent();
3419
3420 /* we send a list_key event up */
3421 if ( HasCurrent() )
3422 {
3423 wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, GetParent()->GetId() );
3424 le.m_itemIndex = m_current;
3425 GetLine(m_current)->GetItem( 0, le.m_item );
3426 le.m_code = event.GetKeyCode();
3427 le.SetEventObject( parent );
3428 parent->GetEventHandler()->ProcessEvent( le );
3429 }
3430
3431 /* we propagate the char event up */
3432 wxKeyEvent ke( wxEVT_CHAR );
3433 ke.m_shiftDown = event.m_shiftDown;
3434 ke.m_controlDown = event.m_controlDown;
3435 ke.m_altDown = event.m_altDown;
3436 ke.m_metaDown = event.m_metaDown;
3437 ke.m_keyCode = event.m_keyCode;
3438 ke.m_x = event.m_x;
3439 ke.m_y = event.m_y;
3440 ke.SetEventObject( parent );
3441 if (parent->GetEventHandler()->ProcessEvent( ke )) return;
3442
3443 if (event.GetKeyCode() == WXK_TAB)
3444 {
3445 wxNavigationKeyEvent nevent;
3446 nevent.SetWindowChange( event.ControlDown() );
3447 nevent.SetDirection( !event.ShiftDown() );
3448 nevent.SetEventObject( GetParent()->GetParent() );
3449 nevent.SetCurrentFocus( m_parent );
3450 if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
3451 return;
3452 }
3453
3454 /* no item -> nothing to do */
3455 if (!HasCurrent())
3456 {
3457 event.Skip();
3458 return;
3459 }
3460
3461 switch (event.GetKeyCode())
3462 {
3463 case WXK_UP:
3464 if ( m_current > 0 )
3465 OnArrowChar( m_current - 1, event );
3466 break;
3467
3468 case WXK_DOWN:
3469 if ( m_current < (size_t)GetItemCount() - 1 )
3470 OnArrowChar( m_current + 1, event );
3471 break;
3472
3473 case WXK_END:
3474 if (!IsEmpty())
3475 OnArrowChar( GetItemCount() - 1, event );
3476 break;
3477
3478 case WXK_HOME:
3479 if (!IsEmpty())
3480 OnArrowChar( 0, event );
3481 break;
3482
3483 case WXK_PRIOR:
3484 {
3485 int steps = 0;
3486 if ( HasFlag(wxLC_REPORT) )
3487 {
3488 steps = m_linesPerPage - 1;
3489 }
3490 else
3491 {
3492 steps = m_current % m_linesPerPage;
3493 }
3494
3495 int index = m_current - steps;
3496 if (index < 0)
3497 index = 0;
3498
3499 OnArrowChar( index, event );
3500 }
3501 break;
3502
3503 case WXK_NEXT:
3504 {
3505 int steps = 0;
3506 if ( HasFlag(wxLC_REPORT) )
3507 {
3508 steps = m_linesPerPage - 1;
3509 }
3510 else
3511 {
3512 steps = m_linesPerPage - (m_current % m_linesPerPage) - 1;
3513 }
3514
3515 size_t index = m_current + steps;
3516 size_t count = GetItemCount();
3517 if ( index >= count )
3518 index = count - 1;
3519
3520 OnArrowChar( index, event );
3521 }
3522 break;
3523
3524 case WXK_LEFT:
3525 if ( !HasFlag(wxLC_REPORT) )
3526 {
3527 int index = m_current - m_linesPerPage;
3528 if (index < 0)
3529 index = 0;
3530
3531 OnArrowChar( index, event );
3532 }
3533 break;
3534
3535 case WXK_RIGHT:
3536 if ( !HasFlag(wxLC_REPORT) )
3537 {
3538 size_t index = m_current + m_linesPerPage;
3539
3540 size_t count = GetItemCount();
3541 if ( index >= count )
3542 index = count - 1;
3543
3544 OnArrowChar( index, event );
3545 }
3546 break;
3547
3548 case WXK_SPACE:
3549 if ( IsSingleSel() )
3550 {
3551 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3552
3553 if ( IsHighlighted(m_current) )
3554 {
3555 // don't unselect the item in single selection mode
3556 break;
3557 }
3558 //else: select it in ReverseHighlight() below if unselected
3559 }
3560
3561 ReverseHighlight(m_current);
3562 break;
3563
3564 case WXK_RETURN:
3565 case WXK_EXECUTE:
3566 SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
3567 break;
3568
3569 default:
3570 event.Skip();
3571 }
3572 }
3573
3574 // ----------------------------------------------------------------------------
3575 // focus handling
3576 // ----------------------------------------------------------------------------
3577
3578 void wxListMainWindow::SetFocus()
3579 {
3580 // VS: wxListMainWindow derives from wxPanel (via wxScrolledWindow) and wxPanel
3581 // overrides SetFocus in such way that it does never change focus from
3582 // panel's child to the panel itself. Unfortunately, we must be able to change
3583 // focus to the panel from wxListTextCtrl because the text control should
3584 // disappear when the user clicks outside it.
3585
3586 wxWindow *oldFocus = FindFocus();
3587
3588 if ( oldFocus && oldFocus->GetParent() == this )
3589 {
3590 wxWindow::SetFocus();
3591 }
3592 else
3593 {
3594 wxScrolledWindow::SetFocus();
3595 }
3596 }
3597
3598 void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
3599 {
3600 // wxGTK sends us EVT_SET_FOCUS events even if we had never got
3601 // EVT_KILL_FOCUS before which means that we finish by redrawing the items
3602 // which are already drawn correctly resulting in horrible flicker - avoid
3603 // it
3604 if ( !m_hasFocus )
3605 {
3606 m_hasFocus = TRUE;
3607
3608 RefreshSelected();
3609 }
3610
3611 if ( !GetParent() )
3612 return;
3613
3614 wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
3615 event.SetEventObject( GetParent() );
3616 GetParent()->GetEventHandler()->ProcessEvent( event );
3617 }
3618
3619 void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
3620 {
3621 m_hasFocus = FALSE;
3622
3623 RefreshSelected();
3624 }
3625
3626 void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
3627 {
3628 if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
3629 {
3630 m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3631 }
3632 else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
3633 {
3634 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3635 }
3636 else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
3637 {
3638 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3639 }
3640 else if ( HasFlag(wxLC_REPORT) && (m_small_image_list))
3641 {
3642 m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
3643 }
3644 }
3645
3646 void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
3647 {
3648 if ( HasFlag(wxLC_ICON) && m_normal_image_list )
3649 {
3650 m_normal_image_list->GetSize( index, width, height );
3651 }
3652 else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
3653 {
3654 m_small_image_list->GetSize( index, width, height );
3655 }
3656 else if ( HasFlag(wxLC_LIST) && m_small_image_list )
3657 {
3658 m_small_image_list->GetSize( index, width, height );
3659 }
3660 else if ( HasFlag(wxLC_REPORT) && m_small_image_list )
3661 {
3662 m_small_image_list->GetSize( index, width, height );
3663 }
3664 else
3665 {
3666 width =
3667 height = 0;
3668 }
3669 }
3670
3671 int wxListMainWindow::GetTextLength( const wxString &s ) const
3672 {
3673 wxClientDC dc( wxConstCast(this, wxListMainWindow) );
3674 dc.SetFont( GetFont() );
3675
3676 wxCoord lw;
3677 dc.GetTextExtent( s, &lw, NULL );
3678
3679 return lw + AUTOSIZE_COL_MARGIN;
3680 }
3681
3682 void wxListMainWindow::SetImageList( wxImageListType *imageList, int which )
3683 {
3684 m_dirty = TRUE;
3685
3686 // calc the spacing from the icon size
3687 int width = 0,
3688 height = 0;
3689 if ((imageList) && (imageList->GetImageCount()) )
3690 {
3691 imageList->GetSize(0, width, height);
3692 }
3693
3694 if (which == wxIMAGE_LIST_NORMAL)
3695 {
3696 m_normal_image_list = imageList;
3697 m_normal_spacing = width + 8;
3698 }
3699
3700 if (which == wxIMAGE_LIST_SMALL)
3701 {
3702 m_small_image_list = imageList;
3703 m_small_spacing = width + 14;
3704 m_lineHeight = 0; // ensure that the line height will be recalc'd
3705 }
3706 }
3707
3708 void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
3709 {
3710 m_dirty = TRUE;
3711 if (isSmall)
3712 {
3713 m_small_spacing = spacing;
3714 }
3715 else
3716 {
3717 m_normal_spacing = spacing;
3718 }
3719 }
3720
3721 int wxListMainWindow::GetItemSpacing( bool isSmall )
3722 {
3723 return isSmall ? m_small_spacing : m_normal_spacing;
3724 }
3725
3726 // ----------------------------------------------------------------------------
3727 // columns
3728 // ----------------------------------------------------------------------------
3729
3730 void wxListMainWindow::SetColumn( int col, wxListItem &item )
3731 {
3732 wxListHeaderDataList::Node *node = m_columns.Item( col );
3733
3734 wxCHECK_RET( node, _T("invalid column index in SetColumn") );
3735
3736 if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
3737 item.m_width = GetTextLength( item.m_text );
3738
3739 wxListHeaderData *column = node->GetData();
3740 column->SetItem( item );
3741
3742 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3743 if ( headerWin )
3744 headerWin->m_dirty = TRUE;
3745
3746 m_dirty = TRUE;
3747
3748 // invalidate it as it has to be recalculated
3749 m_headerWidth = 0;
3750 }
3751
3752 void wxListMainWindow::SetColumnWidth( int col, int width )
3753 {
3754 wxCHECK_RET( col >= 0 && col < GetColumnCount(),
3755 _T("invalid column index") );
3756
3757 wxCHECK_RET( HasFlag(wxLC_REPORT),
3758 _T("SetColumnWidth() can only be called in report mode.") );
3759
3760 m_dirty = TRUE;
3761 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
3762 if ( headerWin )
3763 headerWin->m_dirty = TRUE;
3764
3765 wxListHeaderDataList::Node *node = m_columns.Item( col );
3766 wxCHECK_RET( node, _T("no column?") );
3767
3768 wxListHeaderData *column = node->GetData();
3769
3770 size_t count = GetItemCount();
3771
3772 if (width == wxLIST_AUTOSIZE_USEHEADER)
3773 {
3774 width = GetTextLength(column->GetText());
3775 }
3776 else if ( width == wxLIST_AUTOSIZE )
3777 {
3778 if ( IsVirtual() )
3779 {
3780 // TODO: determine the max width somehow...
3781 width = WIDTH_COL_DEFAULT;
3782 }
3783 else // !virtual
3784 {
3785 wxClientDC dc(this);
3786 dc.SetFont( GetFont() );
3787
3788 int max = AUTOSIZE_COL_MARGIN;
3789
3790 for ( size_t i = 0; i < count; i++ )
3791 {
3792 wxListLineData *line = GetLine(i);
3793 wxListItemDataList::Node *n = line->m_items.Item( col );
3794
3795 wxCHECK_RET( n, _T("no subitem?") );
3796
3797 wxListItemData *item = n->GetData();
3798 int current = 0;
3799
3800 if (item->HasImage())
3801 {
3802 int ix, iy;
3803 GetImageSize( item->GetImage(), ix, iy );
3804 current += ix + 5;
3805 }
3806
3807 if (item->HasText())
3808 {
3809 wxCoord w;
3810 dc.GetTextExtent( item->GetText(), &w, NULL );
3811 current += w;
3812 }
3813
3814 if (current > max)
3815 max = current;
3816 }
3817
3818 width = max + AUTOSIZE_COL_MARGIN;
3819 }
3820 }
3821
3822 column->SetWidth( width );
3823
3824 // invalidate it as it has to be recalculated
3825 m_headerWidth = 0;
3826 }
3827
3828 int wxListMainWindow::GetHeaderWidth() const
3829 {
3830 if ( !m_headerWidth )
3831 {
3832 wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
3833
3834 size_t count = GetColumnCount();
3835 for ( size_t col = 0; col < count; col++ )
3836 {
3837 self->m_headerWidth += GetColumnWidth(col);
3838 }
3839 }
3840
3841 return m_headerWidth;
3842 }
3843
3844 void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
3845 {
3846 wxListHeaderDataList::Node *node = m_columns.Item( col );
3847 wxCHECK_RET( node, _T("invalid column index in GetColumn") );
3848
3849 wxListHeaderData *column = node->GetData();
3850 column->GetItem( item );
3851 }
3852
3853 int wxListMainWindow::GetColumnWidth( int col ) const
3854 {
3855 wxListHeaderDataList::Node *node = m_columns.Item( col );
3856 wxCHECK_MSG( node, 0, _T("invalid column index") );
3857
3858 wxListHeaderData *column = node->GetData();
3859 return column->GetWidth();
3860 }
3861
3862 // ----------------------------------------------------------------------------
3863 // item state
3864 // ----------------------------------------------------------------------------
3865
3866 void wxListMainWindow::SetItem( wxListItem &item )
3867 {
3868 long id = item.m_itemId;
3869 wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
3870 _T("invalid item index in SetItem") );
3871
3872 if ( !IsVirtual() )
3873 {
3874 wxListLineData *line = GetLine((size_t)id);
3875 line->SetItem( item.m_col, item );
3876 }
3877
3878 // update the item on screen
3879 wxRect rectItem;
3880 GetItemRect(id, rectItem);
3881 RefreshRect(rectItem);
3882 }
3883
3884 void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
3885 {
3886 wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
3887 _T("invalid list ctrl item index in SetItem") );
3888
3889 size_t oldCurrent = m_current;
3890 size_t item = (size_t)litem; // safe because of the check above
3891
3892 // do we need to change the focus?
3893 if ( stateMask & wxLIST_STATE_FOCUSED )
3894 {
3895 if ( state & wxLIST_STATE_FOCUSED )
3896 {
3897 // don't do anything if this item is already focused
3898 if ( item != m_current )
3899 {
3900 ChangeCurrent(item);
3901
3902 if ( oldCurrent != (size_t)-1 )
3903 {
3904 if ( IsSingleSel() )
3905 {
3906 HighlightLine(oldCurrent, FALSE);
3907 }
3908
3909 RefreshLine(oldCurrent);
3910 }
3911
3912 RefreshLine( m_current );
3913 }
3914 }
3915 else // unfocus
3916 {
3917 // don't do anything if this item is not focused
3918 if ( item == m_current )
3919 {
3920 ResetCurrent();
3921
3922 if ( IsSingleSel() )
3923 {
3924 // we must unselect the old current item as well or we
3925 // might end up with more than one selected item in a
3926 // single selection control
3927 HighlightLine(oldCurrent, FALSE);
3928 }
3929
3930 RefreshLine( oldCurrent );
3931 }
3932 }
3933 }
3934
3935 // do we need to change the selection state?
3936 if ( stateMask & wxLIST_STATE_SELECTED )
3937 {
3938 bool on = (state & wxLIST_STATE_SELECTED) != 0;
3939
3940 if ( IsSingleSel() )
3941 {
3942 if ( on )
3943 {
3944 // selecting the item also makes it the focused one in the
3945 // single sel mode
3946 if ( m_current != item )
3947 {
3948 ChangeCurrent(item);
3949
3950 if ( oldCurrent != (size_t)-1 )
3951 {
3952 HighlightLine( oldCurrent, FALSE );
3953 RefreshLine( oldCurrent );
3954 }
3955 }
3956 }
3957 else // off
3958 {
3959 // only the current item may be selected anyhow
3960 if ( item != m_current )
3961 return;
3962 }
3963 }
3964
3965 if ( HighlightLine(item, on) )
3966 {
3967 RefreshLine(item);
3968 }
3969 }
3970 }
3971
3972 int wxListMainWindow::GetItemState( long item, long stateMask ) const
3973 {
3974 wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
3975 _T("invalid list ctrl item index in GetItemState()") );
3976
3977 int ret = wxLIST_STATE_DONTCARE;
3978
3979 if ( stateMask & wxLIST_STATE_FOCUSED )
3980 {
3981 if ( (size_t)item == m_current )
3982 ret |= wxLIST_STATE_FOCUSED;
3983 }
3984
3985 if ( stateMask & wxLIST_STATE_SELECTED )
3986 {
3987 if ( IsHighlighted(item) )
3988 ret |= wxLIST_STATE_SELECTED;
3989 }
3990
3991 return ret;
3992 }
3993
3994 void wxListMainWindow::GetItem( wxListItem &item ) const
3995 {
3996 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
3997 _T("invalid item index in GetItem") );
3998
3999 wxListLineData *line = GetLine((size_t)item.m_itemId);
4000 line->GetItem( item.m_col, item );
4001 }
4002
4003 // ----------------------------------------------------------------------------
4004 // item count
4005 // ----------------------------------------------------------------------------
4006
4007 size_t wxListMainWindow::GetItemCount() const
4008 {
4009 return IsVirtual() ? m_countVirt : m_lines.GetCount();
4010 }
4011
4012 void wxListMainWindow::SetItemCount(long count)
4013 {
4014 m_selStore.SetItemCount(count);
4015 m_countVirt = count;
4016
4017 ResetVisibleLinesRange();
4018
4019 // scrollbars must be reset
4020 m_dirty = TRUE;
4021 }
4022
4023 int wxListMainWindow::GetSelectedItemCount() const
4024 {
4025 // deal with the quick case first
4026 if ( IsSingleSel() )
4027 {
4028 return HasCurrent() ? IsHighlighted(m_current) : FALSE;
4029 }
4030
4031 // virtual controls remmebers all its selections itself
4032 if ( IsVirtual() )
4033 return m_selStore.GetSelectedCount();
4034
4035 // TODO: we probably should maintain the number of items selected even for
4036 // non virtual controls as enumerating all lines is really slow...
4037 size_t countSel = 0;
4038 size_t count = GetItemCount();
4039 for ( size_t line = 0; line < count; line++ )
4040 {
4041 if ( GetLine(line)->IsHighlighted() )
4042 countSel++;
4043 }
4044
4045 return countSel;
4046 }
4047
4048 // ----------------------------------------------------------------------------
4049 // item position/size
4050 // ----------------------------------------------------------------------------
4051
4052 void wxListMainWindow::GetItemRect( long index, wxRect &rect ) const
4053 {
4054 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
4055 _T("invalid index in GetItemRect") );
4056
4057 rect = GetLineRect((size_t)index);
4058
4059 CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
4060 }
4061
4062 bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
4063 {
4064 wxRect rect;
4065 GetItemRect(item, rect);
4066
4067 pos.x = rect.x;
4068 pos.y = rect.y;
4069
4070 return TRUE;
4071 }
4072
4073 // ----------------------------------------------------------------------------
4074 // geometry calculation
4075 // ----------------------------------------------------------------------------
4076
4077 void wxListMainWindow::RecalculatePositions(bool noRefresh)
4078 {
4079 wxClientDC dc( this );
4080 dc.SetFont( GetFont() );
4081
4082 int iconSpacing;
4083 if ( HasFlag(wxLC_ICON) )
4084 iconSpacing = m_normal_spacing;
4085 else if ( HasFlag(wxLC_SMALL_ICON) )
4086 iconSpacing = m_small_spacing;
4087 else
4088 iconSpacing = 0;
4089
4090 // Note that we do not call GetClientSize() here but
4091 // GetSize() and substract the border size for sunken
4092 // borders manually. This is technically incorrect,
4093 // but we need to know the client area's size WITHOUT
4094 // scrollbars here. Since we don't know if there are
4095 // any scrollbars, we use GetSize() instead. Another
4096 // solution would be to call SetScrollbars() here to
4097 // remove the scrollbars and call GetClientSize() then,
4098 // but this might result in flicker and - worse - will
4099 // reset the scrollbars to 0 which is not good at all
4100 // if you resize a dialog/window, but don't want to
4101 // reset the window scrolling. RR.
4102 // Furthermore, we actually do NOT subtract the border
4103 // width as 2 pixels is just the extra space which we
4104 // need around the actual content in the window. Other-
4105 // wise the text would e.g. touch the upper border. RR.
4106 int clientWidth,
4107 clientHeight;
4108 GetSize( &clientWidth, &clientHeight );
4109
4110 if ( HasFlag(wxLC_REPORT) )
4111 {
4112 // all lines have the same height
4113 int lineHeight = GetLineHeight();
4114
4115 // scroll one line per step
4116 m_yScroll = lineHeight;
4117
4118 size_t lineCount = GetItemCount();
4119 int entireHeight = lineCount*lineHeight + LINE_SPACING;
4120
4121 m_linesPerPage = clientHeight / lineHeight;
4122
4123 ResetVisibleLinesRange();
4124
4125 SetScrollbars( m_xScroll, m_yScroll,
4126 GetHeaderWidth() / m_xScroll,
4127 (entireHeight + m_yScroll - 1)/m_yScroll,
4128 GetScrollPos(wxHORIZONTAL),
4129 GetScrollPos(wxVERTICAL),
4130 TRUE );
4131 }
4132 else // !report
4133 {
4134 // at first we try without any scrollbar. if the items don't
4135 // fit into the window, we recalculate after subtracting an
4136 // approximated 15 pt for the horizontal scrollbar
4137
4138 int entireWidth = 0;
4139
4140 for (int tries = 0; tries < 2; tries++)
4141 {
4142 // We start with 4 for the border around all items
4143 entireWidth = 4;
4144
4145 if (tries == 1)
4146 {
4147 // Now we have decided that the items do not fit into the
4148 // client area. Unfortunately, wxWindows sometimes thinks
4149 // that it does fit and therefore NO horizontal scrollbar
4150 // is inserted. This looks ugly, so we fudge here and make
4151 // the calculated width bigger than was actually has been
4152 // calculated. This ensures that wxScrolledWindows puts
4153 // a scrollbar at the bottom of its client area.
4154 entireWidth += SCROLL_UNIT_X;
4155 }
4156
4157 // Start at 2,2 so the text does not touch the border
4158 int x = 2;
4159 int y = 2;
4160 int maxWidth = 0;
4161 m_linesPerPage = 0;
4162 int currentlyVisibleLines = 0;
4163
4164 size_t count = GetItemCount();
4165 for (size_t i = 0; i < count; i++)
4166 {
4167 currentlyVisibleLines++;
4168 wxListLineData *line = GetLine(i);
4169 line->CalculateSize( &dc, iconSpacing );
4170 line->SetPosition( x, y, clientWidth, iconSpacing ); // Why clientWidth? (FIXME)
4171
4172 wxSize sizeLine = GetLineSize(i);
4173
4174 if ( maxWidth < sizeLine.x )
4175 maxWidth = sizeLine.x;
4176
4177 y += sizeLine.y;
4178 if (currentlyVisibleLines > m_linesPerPage)
4179 m_linesPerPage = currentlyVisibleLines;
4180
4181 // Assume that the size of the next one is the same... (FIXME)
4182 if ( y + sizeLine.y >= clientHeight )
4183 {
4184 currentlyVisibleLines = 0;
4185 y = 2;
4186 x += maxWidth+6;
4187 entireWidth += maxWidth+6;
4188 maxWidth = 0;
4189 }
4190
4191 // We have reached the last item.
4192 if ( i == count - 1 )
4193 entireWidth += maxWidth;
4194
4195 if ( (tries == 0) && (entireWidth+SCROLL_UNIT_X > clientWidth) )
4196 {
4197 clientHeight -= 15; // We guess the scrollbar height. (FIXME)
4198 m_linesPerPage = 0;
4199 currentlyVisibleLines = 0;
4200 break;
4201 }
4202
4203 if ( i == count - 1 )
4204 tries = 1; // Everything fits, no second try required.
4205 }
4206 }
4207
4208 int scroll_pos = GetScrollPos( wxHORIZONTAL );
4209 SetScrollbars( m_xScroll, m_yScroll, (entireWidth+SCROLL_UNIT_X) / m_xScroll, 0, scroll_pos, 0, TRUE );
4210 }
4211
4212 if ( !noRefresh )
4213 {
4214 // FIXME: why should we call it from here?
4215 UpdateCurrent();
4216
4217 RefreshAll();
4218 }
4219 }
4220
4221 void wxListMainWindow::RefreshAll()
4222 {
4223 m_dirty = FALSE;
4224 Refresh();
4225
4226 wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
4227 if ( headerWin && headerWin->m_dirty )
4228 {
4229 headerWin->m_dirty = FALSE;
4230 headerWin->Refresh();
4231 }
4232 }
4233
4234 void wxListMainWindow::UpdateCurrent()
4235 {
4236 if ( !HasCurrent() && !IsEmpty() )
4237 {
4238 ChangeCurrent(0);
4239 }
4240 }
4241
4242 long wxListMainWindow::GetNextItem( long item,
4243 int WXUNUSED(geometry),
4244 int state ) const
4245 {
4246 long ret = item,
4247 max = GetItemCount();
4248 wxCHECK_MSG( (ret == -1) || (ret < max), -1,
4249 _T("invalid listctrl index in GetNextItem()") );
4250
4251 // notice that we start with the next item (or the first one if item == -1)
4252 // and this is intentional to allow writing a simple loop to iterate over
4253 // all selected items
4254 ret++;
4255 if ( ret == max )
4256 {
4257 // this is not an error because the index was ok initially, just no
4258 // such item
4259 return -1;
4260 }
4261
4262 if ( !state )
4263 {
4264 // any will do
4265 return (size_t)ret;
4266 }
4267
4268 size_t count = GetItemCount();
4269 for ( size_t line = (size_t)ret; line < count; line++ )
4270 {
4271 if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
4272 return line;
4273
4274 if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
4275 return line;
4276 }
4277
4278 return -1;
4279 }
4280
4281 // ----------------------------------------------------------------------------
4282 // deleting stuff
4283 // ----------------------------------------------------------------------------
4284
4285 void wxListMainWindow::DeleteItem( long lindex )
4286 {
4287 size_t count = GetItemCount();
4288
4289 wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
4290 _T("invalid item index in DeleteItem") );
4291
4292 size_t index = (size_t)lindex;
4293
4294 // we don't need to adjust the index for the previous items
4295 if ( HasCurrent() && m_current >= index )
4296 {
4297 // if the current item is being deleted, we want the next one to
4298 // become selected - unless there is no next one - so don't adjust
4299 // m_current in this case
4300 if ( m_current != index || m_current == count - 1 )
4301 {
4302 m_current--;
4303 }
4304 }
4305
4306 if ( InReportView() )
4307 {
4308 ResetVisibleLinesRange();
4309 }
4310
4311 if ( IsVirtual() )
4312 {
4313 m_countVirt--;
4314
4315 m_selStore.OnItemDelete(index);
4316 }
4317 else
4318 {
4319 m_lines.RemoveAt( index );
4320 }
4321
4322 // we need to refresh the (vert) scrollbar as the number of items changed
4323 m_dirty = TRUE;
4324
4325 SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM );
4326
4327 RefreshAfter(index);
4328 }
4329
4330 void wxListMainWindow::DeleteColumn( int col )
4331 {
4332 wxListHeaderDataList::Node *node = m_columns.Item( col );
4333
4334 wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
4335
4336 m_dirty = TRUE;
4337 m_columns.DeleteNode( node );
4338
4339 // invalidate it as it has to be recalculated
4340 m_headerWidth = 0;
4341 }
4342
4343 void wxListMainWindow::DoDeleteAllItems()
4344 {
4345 if ( IsEmpty() )
4346 {
4347 // nothing to do - in particular, don't send the event
4348 return;
4349 }
4350
4351 ResetCurrent();
4352
4353 // to make the deletion of all items faster, we don't send the
4354 // notifications for each item deletion in this case but only one event
4355 // for all of them: this is compatible with wxMSW and documented in
4356 // DeleteAllItems() description
4357
4358 wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
4359 event.SetEventObject( GetParent() );
4360 GetParent()->GetEventHandler()->ProcessEvent( event );
4361
4362 if ( IsVirtual() )
4363 {
4364 m_countVirt = 0;
4365
4366 m_selStore.Clear();
4367 }
4368
4369 if ( InReportView() )
4370 {
4371 ResetVisibleLinesRange();
4372 }
4373
4374 m_lines.Clear();
4375 }
4376
4377 void wxListMainWindow::DeleteAllItems()
4378 {
4379 DoDeleteAllItems();
4380
4381 RecalculatePositions();
4382 }
4383
4384 void wxListMainWindow::DeleteEverything()
4385 {
4386 m_columns.Clear();
4387
4388 DeleteAllItems();
4389 }
4390
4391 // ----------------------------------------------------------------------------
4392 // scanning for an item
4393 // ----------------------------------------------------------------------------
4394
4395 void wxListMainWindow::EnsureVisible( long index )
4396 {
4397 wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
4398 _T("invalid index in EnsureVisible") );
4399
4400 // We have to call this here because the label in question might just have
4401 // been added and its position is not known yet
4402 if ( m_dirty )
4403 {
4404 RecalculatePositions(TRUE /* no refresh */);
4405 }
4406
4407 MoveToItem((size_t)index);
4408 }
4409
4410 long wxListMainWindow::FindItem(long start, const wxString& str, bool WXUNUSED(partial) )
4411 {
4412 long pos = start;
4413 wxString tmp = str;
4414 if (pos < 0)
4415 pos = 0;
4416
4417 size_t count = GetItemCount();
4418 for ( size_t i = (size_t)pos; i < count; i++ )
4419 {
4420 wxListLineData *line = GetLine(i);
4421 if ( line->GetText(0) == tmp )
4422 return i;
4423 }
4424
4425 return wxNOT_FOUND;
4426 }
4427
4428 long wxListMainWindow::FindItem(long start, long data)
4429 {
4430 long pos = start;
4431 if (pos < 0)
4432 pos = 0;
4433
4434 size_t count = GetItemCount();
4435 for (size_t i = (size_t)pos; i < count; i++)
4436 {
4437 wxListLineData *line = GetLine(i);
4438 wxListItem item;
4439 line->GetItem( 0, item );
4440 if (item.m_data == data)
4441 return i;
4442 }
4443
4444 return wxNOT_FOUND;
4445 }
4446
4447 long wxListMainWindow::HitTest( int x, int y, int &flags )
4448 {
4449 CalcUnscrolledPosition( x, y, &x, &y );
4450
4451 size_t count = GetItemCount();
4452
4453 if ( HasFlag(wxLC_REPORT) )
4454 {
4455 size_t current = y / GetLineHeight();
4456 if ( current < count )
4457 {
4458 flags = HitTestLine(current, x, y);
4459 if ( flags )
4460 return current;
4461 }
4462 }
4463 else // !report
4464 {
4465 // TODO: optimize it too! this is less simple than for report view but
4466 // enumerating all items is still not a way to do it!!
4467 for ( size_t current = 0; current < count; current++ )
4468 {
4469 flags = HitTestLine(current, x, y);
4470 if ( flags )
4471 return current;
4472 }
4473 }
4474
4475 return wxNOT_FOUND;
4476 }
4477
4478 // ----------------------------------------------------------------------------
4479 // adding stuff
4480 // ----------------------------------------------------------------------------
4481
4482 void wxListMainWindow::InsertItem( wxListItem &item )
4483 {
4484 wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual control") );
4485
4486 size_t count = GetItemCount();
4487 wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId <= count,
4488 _T("invalid item index") );
4489
4490 size_t id = item.m_itemId;
4491
4492 m_dirty = TRUE;
4493
4494 int mode = 0;
4495 if ( HasFlag(wxLC_REPORT) )
4496 {
4497 mode = wxLC_REPORT;
4498 ResetVisibleLinesRange();
4499 }
4500 else if ( HasFlag(wxLC_LIST) )
4501 mode = wxLC_LIST;
4502 else if ( HasFlag(wxLC_ICON) )
4503 mode = wxLC_ICON;
4504 else if ( HasFlag(wxLC_SMALL_ICON) )
4505 mode = wxLC_ICON; // no typo
4506 else
4507 {
4508 wxFAIL_MSG( _T("unknown mode") );
4509 }
4510
4511 wxListLineData *line = new wxListLineData(this);
4512
4513 line->SetItem( 0, item );
4514
4515 m_lines.Insert( line, id );
4516
4517 m_dirty = TRUE;
4518 RefreshLines(id, GetItemCount() - 1);
4519 }
4520
4521 void wxListMainWindow::InsertColumn( long col, wxListItem &item )
4522 {
4523 m_dirty = TRUE;
4524 if ( HasFlag(wxLC_REPORT) )
4525 {
4526 if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
4527 item.m_width = GetTextLength( item.m_text );
4528 wxListHeaderData *column = new wxListHeaderData( item );
4529 if ((col >= 0) && (col < (int)m_columns.GetCount()))
4530 {
4531 wxListHeaderDataList::Node *node = m_columns.Item( col );
4532 m_columns.Insert( node, column );
4533 }
4534 else
4535 {
4536 m_columns.Append( column );
4537 }
4538
4539 // invalidate it as it has to be recalculated
4540 m_headerWidth = 0;
4541 }
4542 }
4543
4544 // ----------------------------------------------------------------------------
4545 // sorting
4546 // ----------------------------------------------------------------------------
4547
4548 wxListCtrlCompare list_ctrl_compare_func_2;
4549 long list_ctrl_compare_data;
4550
4551 int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
4552 {
4553 wxListLineData *line1 = *arg1;
4554 wxListLineData *line2 = *arg2;
4555 wxListItem item;
4556 line1->GetItem( 0, item );
4557 long data1 = item.m_data;
4558 line2->GetItem( 0, item );
4559 long data2 = item.m_data;
4560 return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
4561 }
4562
4563 void wxListMainWindow::SortItems( wxListCtrlCompare fn, long data )
4564 {
4565 list_ctrl_compare_func_2 = fn;
4566 list_ctrl_compare_data = data;
4567 m_lines.Sort( list_ctrl_compare_func_1 );
4568 m_dirty = TRUE;
4569 }
4570
4571 // ----------------------------------------------------------------------------
4572 // scrolling
4573 // ----------------------------------------------------------------------------
4574
4575 void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
4576 {
4577 // update our idea of which lines are shown when we redraw the window the
4578 // next time
4579 ResetVisibleLinesRange();
4580
4581 // FIXME
4582 #if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
4583 wxScrolledWindow::OnScroll(event);
4584 #else
4585 HandleOnScroll( event );
4586 #endif
4587
4588 if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
4589 {
4590 wxGenericListCtrl* lc = GetListCtrl();
4591 wxCHECK_RET( lc, _T("no listctrl window?") );
4592
4593 lc->m_headerWin->Refresh();
4594 lc->m_headerWin->Update();
4595 }
4596 }
4597
4598 int wxListMainWindow::GetCountPerPage() const
4599 {
4600 if ( !m_linesPerPage )
4601 {
4602 wxConstCast(this, wxListMainWindow)->
4603 m_linesPerPage = GetClientSize().y / GetLineHeight();
4604 }
4605
4606 return m_linesPerPage;
4607 }
4608
4609 void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
4610 {
4611 wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("this is for report mode only") );
4612
4613 if ( m_lineFrom == (size_t)-1 )
4614 {
4615 size_t count = GetItemCount();
4616 if ( count )
4617 {
4618 m_lineFrom = GetScrollPos(wxVERTICAL);
4619
4620 // this may happen if SetScrollbars() hadn't been called yet
4621 if ( m_lineFrom >= count )
4622 m_lineFrom = count - 1;
4623
4624 // we redraw one extra line but this is needed to make the redrawing
4625 // logic work when there is a fractional number of lines on screen
4626 m_lineTo = m_lineFrom + m_linesPerPage;
4627 if ( m_lineTo >= count )
4628 m_lineTo = count - 1;
4629 }
4630 else // empty control
4631 {
4632 m_lineFrom = 0;
4633 m_lineTo = (size_t)-1;
4634 }
4635 }
4636
4637 wxASSERT_MSG( IsEmpty() ||
4638 (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
4639 _T("GetVisibleLinesRange() returns incorrect result") );
4640
4641 if ( from )
4642 *from = m_lineFrom;
4643 if ( to )
4644 *to = m_lineTo;
4645 }
4646
4647 // -------------------------------------------------------------------------------------
4648 // wxGenericListCtrl
4649 // -------------------------------------------------------------------------------------
4650
4651 IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
4652
4653 BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl)
4654 EVT_SIZE(wxGenericListCtrl::OnSize)
4655 EVT_IDLE(wxGenericListCtrl::OnIdle)
4656 END_EVENT_TABLE()
4657
4658 wxGenericListCtrl::wxGenericListCtrl()
4659 {
4660 m_imageListNormal = (wxImageListType *) NULL;
4661 m_imageListSmall = (wxImageListType *) NULL;
4662 m_imageListState = (wxImageListType *) NULL;
4663
4664 m_ownsImageListNormal =
4665 m_ownsImageListSmall =
4666 m_ownsImageListState = FALSE;
4667
4668 m_mainWin = (wxListMainWindow*) NULL;
4669 m_headerWin = (wxListHeaderWindow*) NULL;
4670 }
4671
4672 wxGenericListCtrl::~wxGenericListCtrl()
4673 {
4674 if (m_ownsImageListNormal)
4675 delete m_imageListNormal;
4676 if (m_ownsImageListSmall)
4677 delete m_imageListSmall;
4678 if (m_ownsImageListState)
4679 delete m_imageListState;
4680 }
4681
4682 void wxGenericListCtrl::CreateHeaderWindow()
4683 {
4684 m_headerWin = new wxListHeaderWindow
4685 (
4686 this, -1, m_mainWin,
4687 wxPoint(0, 0),
4688 wxSize(GetClientSize().x, HEADER_HEIGHT),
4689 wxTAB_TRAVERSAL
4690 );
4691 }
4692
4693 bool wxGenericListCtrl::Create(wxWindow *parent,
4694 wxWindowID id,
4695 const wxPoint &pos,
4696 const wxSize &size,
4697 long style,
4698 const wxValidator &validator,
4699 const wxString &name)
4700 {
4701 m_imageListNormal =
4702 m_imageListSmall =
4703 m_imageListState = (wxImageListType *) NULL;
4704 m_ownsImageListNormal =
4705 m_ownsImageListSmall =
4706 m_ownsImageListState = FALSE;
4707
4708 m_mainWin = (wxListMainWindow*) NULL;
4709 m_headerWin = (wxListHeaderWindow*) NULL;
4710
4711 if ( !(style & wxLC_MASK_TYPE) )
4712 {
4713 style = style | wxLC_LIST;
4714 }
4715
4716 if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
4717 return FALSE;
4718
4719 // don't create the inner window with the border
4720 style &= ~wxSUNKEN_BORDER;
4721
4722 m_mainWin = new wxListMainWindow( this, -1, wxPoint(0,0), size, style );
4723
4724 if ( HasFlag(wxLC_REPORT) )
4725 {
4726 CreateHeaderWindow();
4727
4728 if ( HasFlag(wxLC_NO_HEADER) )
4729 {
4730 // VZ: why do we create it at all then?
4731 m_headerWin->Show( FALSE );
4732 }
4733 }
4734
4735 return TRUE;
4736 }
4737
4738 void wxGenericListCtrl::SetSingleStyle( long style, bool add )
4739 {
4740 wxASSERT_MSG( !(style & wxLC_VIRTUAL),
4741 _T("wxLC_VIRTUAL can't be [un]set") );
4742
4743 long flag = GetWindowStyle();
4744
4745 if (add)
4746 {
4747 if (style & wxLC_MASK_TYPE)
4748 flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
4749 if (style & wxLC_MASK_ALIGN)
4750 flag &= ~wxLC_MASK_ALIGN;
4751 if (style & wxLC_MASK_SORT)
4752 flag &= ~wxLC_MASK_SORT;
4753 }
4754
4755 if (add)
4756 {
4757 flag |= style;
4758 }
4759 else
4760 {
4761 flag &= ~style;
4762 }
4763
4764 SetWindowStyleFlag( flag );
4765 }
4766
4767 void wxGenericListCtrl::SetWindowStyleFlag( long flag )
4768 {
4769 if (m_mainWin)
4770 {
4771 m_mainWin->DeleteEverything();
4772
4773 // has the header visibility changed?
4774 bool hasHeader = HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER),
4775 willHaveHeader = (flag & wxLC_REPORT) && !(flag & wxLC_NO_HEADER);
4776
4777 if ( hasHeader != willHaveHeader )
4778 {
4779 // toggle it
4780 if ( hasHeader )
4781 {
4782 if ( m_headerWin )
4783 {
4784 // don't delete, just hide, as we can reuse it later
4785 m_headerWin->Show(FALSE);
4786 }
4787 //else: nothing to do
4788 }
4789 else // must show header
4790 {
4791 if (!m_headerWin)
4792 {
4793 CreateHeaderWindow();
4794 }
4795 else // already have it, just show
4796 {
4797 m_headerWin->Show( TRUE );
4798 }
4799 }
4800
4801 ResizeReportView(willHaveHeader);
4802 }
4803 }
4804
4805 wxWindow::SetWindowStyleFlag( flag );
4806 }
4807
4808 bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
4809 {
4810 m_mainWin->GetColumn( col, item );
4811 return TRUE;
4812 }
4813
4814 bool wxGenericListCtrl::SetColumn( int col, wxListItem& item )
4815 {
4816 m_mainWin->SetColumn( col, item );
4817 return TRUE;
4818 }
4819
4820 int wxGenericListCtrl::GetColumnWidth( int col ) const
4821 {
4822 return m_mainWin->GetColumnWidth( col );
4823 }
4824
4825 bool wxGenericListCtrl::SetColumnWidth( int col, int width )
4826 {
4827 m_mainWin->SetColumnWidth( col, width );
4828 return TRUE;
4829 }
4830
4831 int wxGenericListCtrl::GetCountPerPage() const
4832 {
4833 return m_mainWin->GetCountPerPage(); // different from Windows ?
4834 }
4835
4836 bool wxGenericListCtrl::GetItem( wxListItem &info ) const
4837 {
4838 m_mainWin->GetItem( info );
4839 return TRUE;
4840 }
4841
4842 bool wxGenericListCtrl::SetItem( wxListItem &info )
4843 {
4844 m_mainWin->SetItem( info );
4845 return TRUE;
4846 }
4847
4848 long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
4849 {
4850 wxListItem info;
4851 info.m_text = label;
4852 info.m_mask = wxLIST_MASK_TEXT;
4853 info.m_itemId = index;
4854 info.m_col = col;
4855 if ( imageId > -1 )
4856 {
4857 info.m_image = imageId;
4858 info.m_mask |= wxLIST_MASK_IMAGE;
4859 };
4860 m_mainWin->SetItem(info);
4861 return TRUE;
4862 }
4863
4864 int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
4865 {
4866 return m_mainWin->GetItemState( item, stateMask );
4867 }
4868
4869 bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
4870 {
4871 m_mainWin->SetItemState( item, state, stateMask );
4872 return TRUE;
4873 }
4874
4875 bool wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
4876 {
4877 wxListItem info;
4878 info.m_image = image;
4879 info.m_mask = wxLIST_MASK_IMAGE;
4880 info.m_itemId = item;
4881 m_mainWin->SetItem( info );
4882 return TRUE;
4883 }
4884
4885 wxString wxGenericListCtrl::GetItemText( long item ) const
4886 {
4887 return m_mainWin->GetItemText(item);
4888 }
4889
4890 void wxGenericListCtrl::SetItemText( long item, const wxString& str )
4891 {
4892 m_mainWin->SetItemText(item, str);
4893 }
4894
4895 long wxGenericListCtrl::GetItemData( long item ) const
4896 {
4897 wxListItem info;
4898 info.m_itemId = item;
4899 m_mainWin->GetItem( info );
4900 return info.m_data;
4901 }
4902
4903 bool wxGenericListCtrl::SetItemData( long item, long data )
4904 {
4905 wxListItem info;
4906 info.m_mask = wxLIST_MASK_DATA;
4907 info.m_itemId = item;
4908 info.m_data = data;
4909 m_mainWin->SetItem( info );
4910 return TRUE;
4911 }
4912
4913 bool wxGenericListCtrl::GetItemRect( long item, wxRect &rect, int WXUNUSED(code) ) const
4914 {
4915 m_mainWin->GetItemRect( item, rect );
4916 return TRUE;
4917 }
4918
4919 bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
4920 {
4921 m_mainWin->GetItemPosition( item, pos );
4922 return TRUE;
4923 }
4924
4925 bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
4926 {
4927 return 0;
4928 }
4929
4930 int wxGenericListCtrl::GetItemCount() const
4931 {
4932 return m_mainWin->GetItemCount();
4933 }
4934
4935 int wxGenericListCtrl::GetColumnCount() const
4936 {
4937 return m_mainWin->GetColumnCount();
4938 }
4939
4940 void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
4941 {
4942 m_mainWin->SetItemSpacing( spacing, isSmall );
4943 }
4944
4945 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
4946 {
4947 return m_mainWin->GetItemSpacing( isSmall );
4948 }
4949
4950 void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
4951 {
4952 wxListItem info;
4953 info.m_itemId = item;
4954 info.SetTextColour( col );
4955 m_mainWin->SetItem( info );
4956 }
4957
4958 wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
4959 {
4960 wxListItem info;
4961 info.m_itemId = item;
4962 m_mainWin->GetItem( info );
4963 return info.GetTextColour();
4964 }
4965
4966 void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
4967 {
4968 wxListItem info;
4969 info.m_itemId = item;
4970 info.SetBackgroundColour( col );
4971 m_mainWin->SetItem( info );
4972 }
4973
4974 wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
4975 {
4976 wxListItem info;
4977 info.m_itemId = item;
4978 m_mainWin->GetItem( info );
4979 return info.GetBackgroundColour();
4980 }
4981
4982 int wxGenericListCtrl::GetSelectedItemCount() const
4983 {
4984 return m_mainWin->GetSelectedItemCount();
4985 }
4986
4987 wxColour wxGenericListCtrl::GetTextColour() const
4988 {
4989 return GetForegroundColour();
4990 }
4991
4992 void wxGenericListCtrl::SetTextColour(const wxColour& col)
4993 {
4994 SetForegroundColour(col);
4995 }
4996
4997 long wxGenericListCtrl::GetTopItem() const
4998 {
4999 size_t top;
5000 m_mainWin->GetVisibleLinesRange(&top, NULL);
5001 return (long)top;
5002 }
5003
5004 long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
5005 {
5006 return m_mainWin->GetNextItem( item, geom, state );
5007 }
5008
5009 wxImageListType *wxGenericListCtrl::GetImageList(int which) const
5010 {
5011 if (which == wxIMAGE_LIST_NORMAL)
5012 {
5013 return m_imageListNormal;
5014 }
5015 else if (which == wxIMAGE_LIST_SMALL)
5016 {
5017 return m_imageListSmall;
5018 }
5019 else if (which == wxIMAGE_LIST_STATE)
5020 {
5021 return m_imageListState;
5022 }
5023 return (wxImageListType *) NULL;
5024 }
5025
5026 void wxGenericListCtrl::SetImageList( wxImageListType *imageList, int which )
5027 {
5028 if ( which == wxIMAGE_LIST_NORMAL )
5029 {
5030 if (m_ownsImageListNormal) delete m_imageListNormal;
5031 m_imageListNormal = imageList;
5032 m_ownsImageListNormal = FALSE;
5033 }
5034 else if ( which == wxIMAGE_LIST_SMALL )
5035 {
5036 if (m_ownsImageListSmall) delete m_imageListSmall;
5037 m_imageListSmall = imageList;
5038 m_ownsImageListSmall = FALSE;
5039 }
5040 else if ( which == wxIMAGE_LIST_STATE )
5041 {
5042 if (m_ownsImageListState) delete m_imageListState;
5043 m_imageListState = imageList;
5044 m_ownsImageListState = FALSE;
5045 }
5046
5047 m_mainWin->SetImageList( imageList, which );
5048 }
5049
5050 void wxGenericListCtrl::AssignImageList(wxImageListType *imageList, int which)
5051 {
5052 SetImageList(imageList, which);
5053 if ( which == wxIMAGE_LIST_NORMAL )
5054 m_ownsImageListNormal = TRUE;
5055 else if ( which == wxIMAGE_LIST_SMALL )
5056 m_ownsImageListSmall = TRUE;
5057 else if ( which == wxIMAGE_LIST_STATE )
5058 m_ownsImageListState = TRUE;
5059 }
5060
5061 bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
5062 {
5063 return 0;
5064 }
5065
5066 bool wxGenericListCtrl::DeleteItem( long item )
5067 {
5068 m_mainWin->DeleteItem( item );
5069 return TRUE;
5070 }
5071
5072 bool wxGenericListCtrl::DeleteAllItems()
5073 {
5074 m_mainWin->DeleteAllItems();
5075 return TRUE;
5076 }
5077
5078 bool wxGenericListCtrl::DeleteAllColumns()
5079 {
5080 size_t count = m_mainWin->m_columns.GetCount();
5081 for ( size_t n = 0; n < count; n++ )
5082 DeleteColumn(0);
5083
5084 return TRUE;
5085 }
5086
5087 void wxGenericListCtrl::ClearAll()
5088 {
5089 m_mainWin->DeleteEverything();
5090 }
5091
5092 bool wxGenericListCtrl::DeleteColumn( int col )
5093 {
5094 m_mainWin->DeleteColumn( col );
5095
5096 // if we don't have the header any longer, we need to relayout the window
5097 if ( !GetColumnCount() )
5098 {
5099 ResizeReportView(FALSE /* no header */);
5100 }
5101
5102 return TRUE;
5103 }
5104
5105 void wxGenericListCtrl::Edit( long item )
5106 {
5107 m_mainWin->EditLabel( item );
5108 }
5109
5110 bool wxGenericListCtrl::EnsureVisible( long item )
5111 {
5112 m_mainWin->EnsureVisible( item );
5113 return TRUE;
5114 }
5115
5116 long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
5117 {
5118 return m_mainWin->FindItem( start, str, partial );
5119 }
5120
5121 long wxGenericListCtrl::FindItem( long start, long data )
5122 {
5123 return m_mainWin->FindItem( start, data );
5124 }
5125
5126 long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& WXUNUSED(pt),
5127 int WXUNUSED(direction))
5128 {
5129 return 0;
5130 }
5131
5132 long wxGenericListCtrl::HitTest( const wxPoint &point, int &flags )
5133 {
5134 return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
5135 }
5136
5137 long wxGenericListCtrl::InsertItem( wxListItem& info )
5138 {
5139 m_mainWin->InsertItem( info );
5140 return info.m_itemId;
5141 }
5142
5143 long wxGenericListCtrl::InsertItem( long index, const wxString &label )
5144 {
5145 wxListItem info;
5146 info.m_text = label;
5147 info.m_mask = wxLIST_MASK_TEXT;
5148 info.m_itemId = index;
5149 return InsertItem( info );
5150 }
5151
5152 long wxGenericListCtrl::InsertItem( long index, int imageIndex )
5153 {
5154 wxListItem info;
5155 info.m_mask = wxLIST_MASK_IMAGE;
5156 info.m_image = imageIndex;
5157 info.m_itemId = index;
5158 return InsertItem( info );
5159 }
5160
5161 long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
5162 {
5163 wxListItem info;
5164 info.m_text = label;
5165 info.m_image = imageIndex;
5166 info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE;
5167 info.m_itemId = index;
5168 return InsertItem( info );
5169 }
5170
5171 long wxGenericListCtrl::InsertColumn( long col, wxListItem &item )
5172 {
5173 wxCHECK_MSG( m_headerWin, -1, _T("can't add column in non report mode") );
5174
5175 m_mainWin->InsertColumn( col, item );
5176
5177 // if we hadn't had header before and have it now we need to relayout the
5178 // window
5179 if ( GetColumnCount() == 1 )
5180 {
5181 ResizeReportView(TRUE /* have header */);
5182 }
5183
5184 m_headerWin->Refresh();
5185
5186 return 0;
5187 }
5188
5189 long wxGenericListCtrl::InsertColumn( long col, const wxString &heading,
5190 int format, int width )
5191 {
5192 wxListItem item;
5193 item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
5194 item.m_text = heading;
5195 if (width >= -2)
5196 {
5197 item.m_mask |= wxLIST_MASK_WIDTH;
5198 item.m_width = width;
5199 }
5200 item.m_format = format;
5201
5202 return InsertColumn( col, item );
5203 }
5204
5205 bool wxGenericListCtrl::ScrollList( int WXUNUSED(dx), int WXUNUSED(dy) )
5206 {
5207 return 0;
5208 }
5209
5210 // Sort items.
5211 // fn is a function which takes 3 long arguments: item1, item2, data.
5212 // item1 is the long data associated with a first item (NOT the index).
5213 // item2 is the long data associated with a second item (NOT the index).
5214 // data is the same value as passed to SortItems.
5215 // The return value is a negative number if the first item should precede the second
5216 // item, a positive number of the second item should precede the first,
5217 // or zero if the two items are equivalent.
5218 // data is arbitrary data to be passed to the sort function.
5219
5220 bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, long data )
5221 {
5222 m_mainWin->SortItems( fn, data );
5223 return TRUE;
5224 }
5225
5226 // ----------------------------------------------------------------------------
5227 // event handlers
5228 // ----------------------------------------------------------------------------
5229
5230 void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
5231 {
5232 if ( !m_mainWin )
5233 return;
5234
5235 ResizeReportView(m_mainWin->HasHeader());
5236
5237 m_mainWin->RecalculatePositions();
5238 }
5239
5240 void wxGenericListCtrl::ResizeReportView(bool showHeader)
5241 {
5242 int cw, ch;
5243 GetClientSize( &cw, &ch );
5244
5245 if ( showHeader )
5246 {
5247 m_headerWin->SetSize( 0, 0, cw, HEADER_HEIGHT );
5248 m_mainWin->SetSize( 0, HEADER_HEIGHT + 1, cw, ch - HEADER_HEIGHT - 1 );
5249 }
5250 else // no header window
5251 {
5252 m_mainWin->SetSize( 0, 0, cw, ch );
5253 }
5254 }
5255
5256 void wxGenericListCtrl::OnIdle( wxIdleEvent & event )
5257 {
5258 event.Skip();
5259
5260 // do it only if needed
5261 if ( !m_mainWin->m_dirty )
5262 return;
5263
5264 m_mainWin->RecalculatePositions();
5265 }
5266
5267 // ----------------------------------------------------------------------------
5268 // font/colours
5269 // ----------------------------------------------------------------------------
5270
5271 bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
5272 {
5273 if (m_mainWin)
5274 {
5275 m_mainWin->SetBackgroundColour( colour );
5276 m_mainWin->m_dirty = TRUE;
5277 }
5278
5279 return TRUE;
5280 }
5281
5282 bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
5283 {
5284 if ( !wxWindow::SetForegroundColour( colour ) )
5285 return FALSE;
5286
5287 if (m_mainWin)
5288 {
5289 m_mainWin->SetForegroundColour( colour );
5290 m_mainWin->m_dirty = TRUE;
5291 }
5292
5293 if (m_headerWin)
5294 {
5295 m_headerWin->SetForegroundColour( colour );
5296 }
5297
5298 return TRUE;
5299 }
5300
5301 bool wxGenericListCtrl::SetFont( const wxFont &font )
5302 {
5303 if ( !wxWindow::SetFont( font ) )
5304 return FALSE;
5305
5306 if (m_mainWin)
5307 {
5308 m_mainWin->SetFont( font );
5309 m_mainWin->m_dirty = TRUE;
5310 }
5311
5312 if (m_headerWin)
5313 {
5314 m_headerWin->SetFont( font );
5315 }
5316
5317 return TRUE;
5318 }
5319
5320 // ----------------------------------------------------------------------------
5321 // methods forwarded to m_mainWin
5322 // ----------------------------------------------------------------------------
5323
5324 #if wxUSE_DRAG_AND_DROP
5325
5326 void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
5327 {
5328 m_mainWin->SetDropTarget( dropTarget );
5329 }
5330
5331 wxDropTarget *wxGenericListCtrl::GetDropTarget() const
5332 {
5333 return m_mainWin->GetDropTarget();
5334 }
5335
5336 #endif // wxUSE_DRAG_AND_DROP
5337
5338 bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
5339 {
5340 return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : FALSE;
5341 }
5342
5343 wxColour wxGenericListCtrl::GetBackgroundColour() const
5344 {
5345 return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
5346 }
5347
5348 wxColour wxGenericListCtrl::GetForegroundColour() const
5349 {
5350 return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
5351 }
5352
5353 bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
5354 {
5355 #if wxUSE_MENUS
5356 return m_mainWin->PopupMenu( menu, x, y );
5357 #else
5358 return FALSE;
5359 #endif // wxUSE_MENUS
5360 }
5361
5362 void wxGenericListCtrl::SetFocus()
5363 {
5364 /* The test in window.cpp fails as we are a composite
5365 window, so it checks against "this", but not m_mainWin. */
5366 if ( FindFocus() != this )
5367 m_mainWin->SetFocus();
5368 }
5369
5370 // ----------------------------------------------------------------------------
5371 // virtual list control support
5372 // ----------------------------------------------------------------------------
5373
5374 wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
5375 {
5376 // this is a pure virtual function, in fact - which is not really pure
5377 // because the controls which are not virtual don't need to implement it
5378 wxFAIL_MSG( _T("wxGenericListCtrl::OnGetItemText not supposed to be called") );
5379
5380 return wxEmptyString;
5381 }
5382
5383 int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
5384 {
5385 // same as above
5386 wxFAIL_MSG( _T("wxGenericListCtrl::OnGetItemImage not supposed to be called") );
5387
5388 return -1;
5389 }
5390
5391 wxListItemAttr *wxGenericListCtrl::OnGetItemAttr(long item) const
5392 {
5393 wxASSERT_MSG( item >= 0 && item < GetItemCount(),
5394 _T("invalid item index in OnGetItemAttr()") );
5395
5396 // no attributes by default
5397 return NULL;
5398 }
5399
5400 void wxGenericListCtrl::SetItemCount(long count)
5401 {
5402 wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
5403
5404 m_mainWin->SetItemCount(count);
5405 }
5406
5407 void wxGenericListCtrl::RefreshItem(long item)
5408 {
5409 m_mainWin->RefreshLine(item);
5410 }
5411
5412 void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
5413 {
5414 m_mainWin->RefreshLines(itemFrom, itemTo);
5415 }
5416
5417 void wxGenericListCtrl::Freeze()
5418 {
5419 m_mainWin->Freeze();
5420 }
5421
5422 void wxGenericListCtrl::Thaw()
5423 {
5424 m_mainWin->Thaw();
5425 }
5426
5427 #endif // wxUSE_LISTCTRL
5428