src/generic/datavgen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/datavgen.cpp
   3 // Purpose:     wxDataViewCtrl generic implementation
   4 // Author:      Robert Roebling
   5 // Modified by: Francesco Montorsi, Guru Kathiresan, Otto Wyss
   6 // Id:          $Id$
   7 // Copyright:   (c) 1998 Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #if wxUSE_DATAVIEWCTRL
  19
  20 #include "wx/dataview.h"
  21
  22 #ifdef wxUSE_GENERICDATAVIEWCTRL
  23
  24 #ifndef WX_PRECOMP
  25     #ifdef __WXMSW__
  26         #include "wx/msw/private.h"
  27         #include "wx/msw/wrapwin.h"
  28         #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
  29     #endif
  30     #include "wx/sizer.h"
  31     #include "wx/log.h"
  32     #include "wx/dcclient.h"
  33     #include "wx/timer.h"
  34     #include "wx/settings.h"
  35     #include "wx/msgdlg.h"
  36     #include "wx/dcscreen.h"
  37 #endif
  38
  39 #include "wx/stockitem.h"
  40 #include "wx/calctrl.h"
  41 #include "wx/popupwin.h"
  42 #include "wx/renderer.h"
  43 #include "wx/dcbuffer.h"
  44 #include "wx/icon.h"
  45
  46 //-----------------------------------------------------------------------------
  47 // classes
  48 //-----------------------------------------------------------------------------
  49
  50 class wxDataViewCtrl;
  51
  52 static const int SCROLL_UNIT_X = 15;
  53
  54 // the cell padding on the left/right
  55 static const int PADDING_RIGHTLEFT = 3;
  56
  57 // the cell padding on the top/bottom
  58 static const int PADDING_TOPBOTTOM = 1;
  59
  60
  61 //-----------------------------------------------------------------------------
  62 // wxDataViewHeaderWindow
  63 //-----------------------------------------------------------------------------
  64
  65 #define USE_NATIVE_HEADER_WINDOW    1
  66
  67 // NB: for some reason, this class must be dllexport'ed or we get warnings from
  68 //     MSVC in DLL build
  69 class WXDLLIMPEXP_ADV wxDataViewHeaderWindowBase : public wxControl
  70 {
  71 public:
  72     wxDataViewHeaderWindowBase()
  73         { m_owner = NULL; }
  74
  75     bool Create(wxDataViewCtrl *parent, wxWindowID id,
  76                 const wxPoint &pos, const wxSize &size,
  77                 const wxString &name)
  78     {
  79         return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name);
  80     }
  81
  82     void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
  83     wxDataViewCtrl *GetOwner() { return m_owner; }
  84
  85     // called on column addition/removal
  86     virtual void UpdateDisplay() { /* by default, do nothing */ }
  87
  88     // returns the n-th column
  89     virtual wxDataViewColumn *GetColumn(unsigned int n)
  90     {
  91         wxASSERT(m_owner);
  92         wxDataViewColumn *ret = m_owner->GetColumn(n);
  93         wxASSERT(ret);
  94
  95         return ret;
  96     }
  97
  98 protected:
  99     wxDataViewCtrl      *m_owner;
 100
 101     // sends an event generated from the n-th wxDataViewColumn
 102     void SendEvent(wxEventType type, unsigned int n);
 103 };
 104
 105 // on wxMSW the header window (only that part however) can be made native!
 106 #if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
 107
 108 #define COLUMN_WIDTH_OFFSET         2
 109 #define wxDataViewHeaderWindowMSW   wxDataViewHeaderWindow
 110
 111 class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase
 112 {
 113 public:
 114
 115     wxDataViewHeaderWindowMSW( wxDataViewCtrl *parent,
 116                                wxWindowID id,
 117                                const wxPoint &pos = wxDefaultPosition,
 118                                const wxSize &size = wxDefaultSize,
 119                                const wxString &name = wxT("wxdataviewctrlheaderwindow") )
 120     {
 121         Create(parent, id, pos, size, name);
 122     }
 123
 124     bool Create(wxDataViewCtrl *parent, wxWindowID id,
 125                 const wxPoint &pos, const wxSize &size,
 126                 const wxString &name);
 127
 128     ~wxDataViewHeaderWindowMSW();
 129
 130     // called when any column setting is changed and/or changed
 131     // the column count
 132     virtual void UpdateDisplay();
 133
 134     // called when the main window gets scrolled
 135     virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
 136
 137 protected:
 138     virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
 139     virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags);
 140
 141     unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR);
 142
 143     wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR)
 144         { return GetColumn(GetColumnIdxFromHeader(nmHDR)); }
 145
 146 private:
 147     DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW)
 148 };
 149
 150 #else       // !defined(__WXMSW__)
 151
 152 #define HEADER_WINDOW_HEIGHT            25
 153 #define HEADER_HORIZ_BORDER             5
 154 #define HEADER_VERT_BORDER              3
 155 #define wxGenericDataViewHeaderWindow   wxDataViewHeaderWindow
 156
 157 class wxGenericDataViewHeaderWindow : public wxDataViewHeaderWindowBase
 158 {
 159 public:
 160     wxGenericDataViewHeaderWindow( wxDataViewCtrl *parent,
 161                                     wxWindowID id,
 162                                     const wxPoint &pos = wxDefaultPosition,
 163                                     const wxSize &size = wxDefaultSize,
 164                                     const wxString &name = wxT("wxdataviewctrlheaderwindow") )
 165     {
 166         Init();
 167         Create(parent, id, pos, size, name);
 168     }
 169
 170     bool Create(wxDataViewCtrl *parent, wxWindowID id,
 171                 const wxPoint &pos, const wxSize &size,
 172                 const wxString &name);
 173
 174     ~wxGenericDataViewHeaderWindow()
 175     {
 176         delete m_resizeCursor;
 177     }
 178
 179     // event handlers:
 180
 181     void OnPaint( wxPaintEvent &event );
 182     void OnMouse( wxMouseEvent &event );
 183     void OnSetFocus( wxFocusEvent &event );
 184
 185
 186 protected:
 187
 188     // vars used for column resizing:
 189
 190     wxCursor            *m_resizeCursor;
 191     const wxCursor      *m_currentCursor;
 192     bool                 m_isDragging;
 193
 194     bool                 m_dirty;     // needs refresh?
 195     int                  m_column;    // index of the column being resized
 196     int                  m_currentX;  // divider line position in logical (unscrolled) coords
 197     int                  m_minX;      // minimal position beyond which the divider line
 198                                       // can't be dragged in logical coords
 199
 200     // the pen used to draw the current column width drag line
 201     // when resizing the columsn
 202     wxPen m_penCurrent;
 203
 204
 205     // internal utilities:
 206
 207     void Init()
 208     {
 209         m_currentCursor = (wxCursor *) NULL;
 210         m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
 211
 212         m_isDragging = false;
 213         m_dirty = false;
 214
 215         m_column = wxNOT_FOUND;
 216         m_currentX = 0;
 217         m_minX = 0;
 218
 219         wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
 220         m_penCurrent = wxPen(col, 1, wxSOLID);
 221     }
 222
 223     void DrawCurrent();
 224     void AdjustDC(wxDC& dc);
 225
 226 private:
 227     DECLARE_DYNAMIC_CLASS(wxGenericDataViewHeaderWindow)
 228     DECLARE_EVENT_TABLE()
 229 };
 230
 231 #endif      // defined(__WXMSW__)
 232
 233 //-----------------------------------------------------------------------------
 234 // wxDataViewRenameTimer
 235 //-----------------------------------------------------------------------------
 236
 237 class wxDataViewRenameTimer: public wxTimer
 238 {
 239 private:
 240     wxDataViewMainWindow *m_owner;
 241
 242 public:
 243     wxDataViewRenameTimer( wxDataViewMainWindow *owner );
 244     void Notify();
 245 };
 246
 247 //-----------------------------------------------------------------------------
 248 // wxDataViewMainWindow
 249 //-----------------------------------------------------------------------------
 250
 251 WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
 252                                             WXDLLIMPEXP_ADV);
 253
 254 class wxDataViewMainWindow: public wxWindow
 255 {
 256 public:
 257     wxDataViewMainWindow( wxDataViewCtrl *parent,
 258                             wxWindowID id,
 259                             const wxPoint &pos = wxDefaultPosition,
 260                             const wxSize &size = wxDefaultSize,
 261                             const wxString &name = wxT("wxdataviewctrlmainwindow") );
 262     virtual ~wxDataViewMainWindow();
 263
 264     // notifications from wxDataViewListModel
 265     bool RowAppended();
 266     bool RowPrepended();
 267     bool RowInserted( unsigned int before );
 268     bool RowDeleted( unsigned int row );
 269     bool RowChanged( unsigned int row );
 270     bool ValueChanged( unsigned int col, unsigned int row );
 271     bool RowsReordered( unsigned int *new_order );
 272     bool Cleared();
 273
 274     void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
 275     wxDataViewCtrl *GetOwner() { return m_owner; }
 276     const wxDataViewCtrl *GetOwner() const { return m_owner; }
 277
 278     void OnPaint( wxPaintEvent &event );
 279     void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
 280     void OnChar( wxKeyEvent &event );
 281     void OnMouse( wxMouseEvent &event );
 282     void OnSetFocus( wxFocusEvent &event );
 283     void OnKillFocus( wxFocusEvent &event );
 284
 285     void UpdateDisplay();
 286     void RecalculateDisplay();
 287     void OnInternalIdle();
 288
 289     void OnRenameTimer();
 290
 291     void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
 292
 293     bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
 294     void ChangeCurrentRow( unsigned int row );
 295
 296     bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); }
 297     bool IsEmpty() { return GetRowCount() == 0; }
 298
 299     int GetCountPerPage() const;
 300     int GetEndOfLastCol() const;
 301     unsigned int GetFirstVisibleRow() const;
 302     unsigned int GetLastVisibleRow() const;
 303     unsigned int GetRowCount() const;
 304
 305     void Select( const wxArrayInt& aSelections );
 306     void SelectAllRows( bool on );
 307     void SelectRow( unsigned int row, bool on );
 308     void SelectRows( unsigned int from, unsigned int to, bool on );
 309     void ReverseRowSelection( unsigned int row );
 310     bool IsRowSelected( unsigned int row );
 311
 312     void RefreshRow( unsigned int row );
 313     void RefreshRows( unsigned int from, unsigned int to );
 314     void RefreshRowsAfter( unsigned int firstRow );
 315
 316     // returns the colour to be used for drawing the rules
 317     wxColour GetRuleColour() const
 318     {
 319         return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
 320     }
 321
 322     //void EnsureVisible( unsigned int row );
 323     wxRect GetLineRect( unsigned int row ) const;
 324
 325 private:
 326     wxDataViewCtrl             *m_owner;
 327     int                         m_lineHeight;
 328     bool                        m_dirty;
 329
 330     wxDataViewColumn           *m_currentCol;
 331     unsigned int                m_currentRow;
 332     wxDataViewSelection         m_selection;
 333
 334     wxDataViewRenameTimer      *m_renameTimer;
 335     bool                        m_lastOnSame;
 336
 337     bool                        m_hasFocus;
 338
 339     int                         m_dragCount;
 340     wxPoint                     m_dragStart;
 341
 342     // for double click logic
 343     unsigned int m_lineLastClicked,
 344            m_lineBeforeLastClicked,
 345            m_lineSelectSingleOnUp;
 346
 347     // the pen used to draw horiz/vertical rules
 348     wxPen m_penRule;
 349
 350 private:
 351     DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
 352     DECLARE_EVENT_TABLE()
 353 };
 354
 355 // ---------------------------------------------------------
 356 // wxGenericDataViewListModelNotifier
 357 // ---------------------------------------------------------
 358
 359 class wxGenericDataViewListModelNotifier: public wxDataViewListModelNotifier
 360 {
 361 public:
 362     wxGenericDataViewListModelNotifier( wxDataViewMainWindow *mainWindow )
 363         { m_mainWindow = mainWindow; }
 364
 365     virtual bool RowAppended()
 366         { return m_mainWindow->RowAppended(); }
 367     virtual bool RowPrepended()
 368         { return m_mainWindow->RowPrepended(); }
 369     virtual bool RowInserted( unsigned int before )
 370         { return m_mainWindow->RowInserted( before ); }
 371     virtual bool RowDeleted( unsigned int row )
 372         { return m_mainWindow->RowDeleted( row ); }
 373     virtual bool RowChanged( unsigned int row )
 374         { return m_mainWindow->RowChanged( row ); }
 375     virtual bool ValueChanged( unsigned int col, unsigned int row )
 376         { return m_mainWindow->ValueChanged( col, row ); }
 377     virtual bool RowsReordered( unsigned int *new_order )
 378         { return m_mainWindow->RowsReordered( new_order ); }
 379     virtual bool Cleared()
 380         { return m_mainWindow->Cleared(); }
 381
 382     wxDataViewMainWindow    *m_mainWindow;
 383 };
 384
 385 // ---------------------------------------------------------
 386 // wxDataViewRenderer
 387 // ---------------------------------------------------------
 388
 389 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
 390
 391 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype,
 392                                         wxDataViewCellMode mode,
 393                                         int align) :
 394     wxDataViewRendererBase( varianttype, mode, align )
 395 {
 396     m_dc = NULL;
 397     m_align = align;
 398     m_mode = mode;
 399 }
 400
 401 wxDataViewRenderer::~wxDataViewRenderer()
 402 {
 403     if (m_dc)
 404         delete m_dc;
 405 }
 406
 407 wxDC *wxDataViewRenderer::GetDC()
 408 {
 409     if (m_dc == NULL)
 410     {
 411         if (GetOwner() == NULL)
 412             return NULL;
 413         if (GetOwner()->GetOwner() == NULL)
 414             return NULL;
 415         m_dc = new wxClientDC( GetOwner()->GetOwner() );
 416     }
 417
 418     return m_dc;
 419 }
 420
 421 // ---------------------------------------------------------
 422 // wxDataViewCustomRenderer
 423 // ---------------------------------------------------------
 424
 425 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
 426
 427 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
 428                           wxDataViewCellMode mode, int align ) :
 429     wxDataViewRenderer( varianttype, mode, align )
 430 {
 431 }
 432
 433 // ---------------------------------------------------------
 434 // wxDataViewTextRenderer
 435 // ---------------------------------------------------------
 436
 437 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
 438
 439 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype,
 440                                                 wxDataViewCellMode mode, int align ) :
 441     wxDataViewCustomRenderer( varianttype, mode, align )
 442 {
 443 }
 444
 445 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
 446 {
 447     m_text = value.GetString();
 448
 449     return true;
 450 }
 451
 452 bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
 453 {
 454     return false;
 455 }
 456
 457 bool wxDataViewTextRenderer::HasEditorCtrl()
 458 {
 459     return true;
 460 }
 461
 462 wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
 463         wxRect labelRect, const wxVariant &value )
 464 {
 465     return new wxTextCtrl( parent, wxID_ANY, value,
 466                            wxPoint(labelRect.x,labelRect.y),
 467                            wxSize(labelRect.width,labelRect.height) );
 468 }
 469
 470 bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value )
 471 {
 472     wxTextCtrl *text = (wxTextCtrl*) editor;
 473     value = text->GetValue();
 474     return true;
 475 }
 476
 477 bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
 478 {
 479     wxDataViewCtrl *view = GetOwner()->GetOwner();
 480     wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
 481                         wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
 482                         view->GetForegroundColour();
 483
 484     dc->SetTextForeground(col);
 485     dc->DrawText( m_text, cell.x, cell.y );
 486
 487     return true;
 488 }
 489
 490 wxSize wxDataViewTextRenderer::GetSize() const
 491 {
 492     const wxDataViewCtrl *view = GetView();
 493     if (!m_text.empty())
 494     {
 495         int x,y;
 496         view->GetTextExtent( m_text, &x, &y );
 497         return wxSize( x, y );
 498     }
 499     return wxSize(80,20);
 500 }
 501
 502 // ---------------------------------------------------------
 503 // wxDataViewBitmapRenderer
 504 // ---------------------------------------------------------
 505
 506 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
 507
 508 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype,
 509                                                     wxDataViewCellMode mode, int align ) :
 510     wxDataViewCustomRenderer( varianttype, mode, align )
 511 {
 512 }
 513
 514 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
 515 {
 516     if (value.GetType() == wxT("wxBitmap"))
 517         m_bitmap << value;
 518     if (value.GetType() == wxT("wxIcon"))
 519         m_icon << value;
 520
 521     return true;
 522 }
 523
 524 bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
 525 {
 526     return false;
 527 }
 528
 529 bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 530 {
 531     if (m_bitmap.Ok())
 532         dc->DrawBitmap( m_bitmap, cell.x, cell.y );
 533     else if (m_icon.Ok())
 534         dc->DrawIcon( m_icon, cell.x, cell.y );
 535
 536     return true;
 537 }
 538
 539 wxSize wxDataViewBitmapRenderer::GetSize() const
 540 {
 541     if (m_bitmap.Ok())
 542         return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
 543     else if (m_icon.Ok())
 544         return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
 545
 546     return wxSize(16,16);
 547 }
 548
 549 // ---------------------------------------------------------
 550 // wxDataViewToggleRenderer
 551 // ---------------------------------------------------------
 552
 553 IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
 554
 555 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
 556                         wxDataViewCellMode mode, int align ) :
 557     wxDataViewCustomRenderer( varianttype, mode, align )
 558 {
 559     m_toggle = false;
 560 }
 561
 562 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
 563 {
 564     m_toggle = value.GetBool();
 565
 566     return true;
 567 }
 568
 569 bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
 570 {
 571     return false;
 572 }
 573
 574 bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 575 {
 576     // User wxRenderer here
 577
 578     wxRect rect;
 579     rect.x = cell.x + cell.width/2 - 10;
 580     rect.width = 20;
 581     rect.y = cell.y + cell.height/2 - 10;
 582     rect.height = 20;
 583
 584     int flags = 0;
 585     if (m_toggle)
 586         flags |= wxCONTROL_CHECKED;
 587     if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
 588         flags |= wxCONTROL_DISABLED;
 589
 590     wxRendererNative::Get().DrawCheckBox(
 591             GetOwner()->GetOwner(),
 592             *dc,
 593             rect,
 594             flags );
 595
 596     return true;
 597 }
 598
 599 bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
 600                                          wxDataViewListModel *model,
 601                                          unsigned int col, unsigned int row )
 602 {
 603     bool value = !m_toggle;
 604     wxVariant variant = value;
 605     model->SetValue( variant, col, row );
 606     model->ValueChanged( col, row );
 607     return true;
 608 }
 609
 610 wxSize wxDataViewToggleRenderer::GetSize() const
 611 {
 612     return wxSize(20,20);
 613 }
 614
 615 // ---------------------------------------------------------
 616 // wxDataViewProgressRenderer
 617 // ---------------------------------------------------------
 618
 619 IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
 620
 621 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
 622     const wxString &varianttype, wxDataViewCellMode mode, int align ) :
 623     wxDataViewCustomRenderer( varianttype, mode, align )
 624 {
 625     m_label = label;
 626     m_value = 0;
 627 }
 628
 629 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
 630 {
 631 }
 632
 633 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
 634 {
 635     m_value = (long) value;
 636
 637     if (m_value < 0) m_value = 0;
 638     if (m_value > 100) m_value = 100;
 639
 640     return true;
 641 }
 642
 643 bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
 644 {
 645     value = (long) m_value;
 646     return true;
 647 }
 648
 649 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 650 {
 651     double pct = (double)m_value / 100.0;
 652     wxRect bar = cell;
 653     bar.width = (int)(cell.width * pct);
 654     dc->SetPen( *wxTRANSPARENT_PEN );
 655     dc->SetBrush( *wxBLUE_BRUSH );
 656     dc->DrawRectangle( bar );
 657
 658     dc->SetBrush( *wxTRANSPARENT_BRUSH );
 659     dc->SetPen( *wxBLACK_PEN );
 660     dc->DrawRectangle( cell );
 661
 662     return true;
 663 }
 664
 665 wxSize wxDataViewProgressRenderer::GetSize() const
 666 {
 667     return wxSize(40,12);
 668 }
 669
 670 // ---------------------------------------------------------
 671 // wxDataViewDateRenderer
 672 // ---------------------------------------------------------
 673
 674 #define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
 675
 676 #if wxUSE_DATE_RENDERER_POPUP
 677
 678 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
 679 {
 680 public:
 681     wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
 682         wxDataViewListModel *model, unsigned int col, unsigned int row ) :
 683         wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
 684     {
 685         m_model = model;
 686         m_col = col;
 687         m_row = row;
 688         m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
 689         wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 690         sizer->Add( m_cal, 1, wxGROW );
 691         SetSizer( sizer );
 692         sizer->Fit( this );
 693     }
 694
 695     void OnCalendar( wxCalendarEvent &event );
 696
 697     wxCalendarCtrl      *m_cal;
 698     wxDataViewListModel *m_model;
 699     unsigned int               m_col;
 700     unsigned int               m_row;
 701
 702 protected:
 703     virtual void OnDismiss()
 704     {
 705     }
 706
 707 private:
 708     DECLARE_EVENT_TABLE()
 709 };
 710
 711 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
 712     EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
 713 END_EVENT_TABLE()
 714
 715 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
 716 {
 717     wxDateTime date = event.GetDate();
 718     wxVariant value = date;
 719     m_model->SetValue( value, m_col, m_row );
 720     m_model->ValueChanged( m_col, m_row );
 721     DismissAndNotify();
 722 }
 723
 724 #endif // wxUSE_DATE_RENDERER_POPUP
 725
 726 IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
 727
 728 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
 729                         wxDataViewCellMode mode, int align ) :
 730     wxDataViewCustomRenderer( varianttype, mode, align )
 731 {
 732 }
 733
 734 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
 735 {
 736     m_date = value.GetDateTime();
 737
 738     return true;
 739 }
 740
 741 bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
 742 {
 743     value = m_date;
 744     return true;
 745 }
 746
 747 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 748 {
 749     dc->SetFont( GetOwner()->GetOwner()->GetFont() );
 750     wxString tmp = m_date.FormatDate();
 751     dc->DrawText( tmp, cell.x, cell.y );
 752
 753     return true;
 754 }
 755
 756 wxSize wxDataViewDateRenderer::GetSize() const
 757 {
 758     const wxDataViewCtrl* view = GetView();
 759     wxString tmp = m_date.FormatDate();
 760     wxCoord x,y,d;
 761     view->GetTextExtent( tmp, &x, &y, &d );
 762     return wxSize(x,y+d);
 763 }
 764
 765 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewListModel *model,
 766                                        unsigned int col, unsigned int row )
 767 {
 768     wxVariant variant;
 769     model->GetValue( variant, col, row );
 770     wxDateTime value = variant.GetDateTime();
 771
 772 #if wxUSE_DATE_RENDERER_POPUP
 773     wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
 774         GetOwner()->GetOwner()->GetParent(), &value, model, col, row );
 775     wxPoint pos = wxGetMousePosition();
 776     popup->Move( pos );
 777     popup->Layout();
 778     popup->Popup( popup->m_cal );
 779 #else // !wxUSE_DATE_RENDERER_POPUP
 780     wxMessageBox(value.Format());
 781 #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
 782     return true;
 783 }
 784
 785 // ---------------------------------------------------------
 786 // wxDataViewColumn
 787 // ---------------------------------------------------------
 788
 789 IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
 790
 791 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
 792                                     unsigned int model_column,
 793                                     int width, wxAlignment align, int flags ) :
 794     wxDataViewColumnBase( title, cell, model_column, width, align, flags )
 795 {
 796     SetAlignment(align);
 797     SetTitle(title);
 798     SetFlags(flags);
 799
 800     Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width);
 801 }
 802
 803 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
 804                                     unsigned int model_column,
 805                                     int width, wxAlignment align, int flags ) :
 806     wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
 807 {
 808     SetAlignment(align);
 809     SetFlags(flags);
 810
 811     Init(width < 0 ? wxDVC_TOGGLE_DEFAULT_WIDTH : width);
 812 }
 813
 814 wxDataViewColumn::~wxDataViewColumn()
 815 {
 816 }
 817
 818 void wxDataViewColumn::Init( int width )
 819 {
 820     m_width = width;
 821     m_minWidth = wxDVC_DEFAULT_MINWIDTH;
 822 }
 823
 824 void wxDataViewColumn::SetResizeable( bool resizeable )
 825 {
 826     if (resizeable)
 827         m_flags |= wxDATAVIEW_COL_RESIZABLE;
 828     else
 829         m_flags &= ~wxDATAVIEW_COL_RESIZABLE;
 830 }
 831
 832 void wxDataViewColumn::SetHidden( bool hidden )
 833 {
 834     if (hidden)
 835         m_flags |= wxDATAVIEW_COL_HIDDEN;
 836     else
 837         m_flags &= ~wxDATAVIEW_COL_HIDDEN;
 838
 839     // tell our owner to e.g. update its scrollbars:
 840     if (GetOwner())
 841         GetOwner()->OnColumnChange();
 842 }
 843
 844 void wxDataViewColumn::SetSortable( bool sortable )
 845 {
 846     if (sortable)
 847         m_flags |= wxDATAVIEW_COL_SORTABLE;
 848     else
 849         m_flags &= ~wxDATAVIEW_COL_SORTABLE;
 850 }
 851
 852 void wxDataViewColumn::SetSortOrder( bool WXUNUSED(ascending) )
 853 {
 854     // TODO
 855 }
 856
 857 bool wxDataViewColumn::IsSortOrderAscending() const
 858 {
 859     // TODO
 860     return true;
 861 }
 862
 863 void wxDataViewColumn::SetInternalWidth( int width )
 864 {
 865     m_width = width;
 866
 867     // the scrollbars of the wxDataViewCtrl needs to be recalculated!
 868     if (m_owner && m_owner->m_clientArea)
 869         m_owner->m_clientArea->RecalculateDisplay();
 870 }
 871
 872 void wxDataViewColumn::SetWidth( int width )
 873 {
 874     m_owner->m_headerArea->UpdateDisplay();
 875
 876     SetInternalWidth(width);
 877 }
 878
 879
 880 //-----------------------------------------------------------------------------
 881 // wxDataViewHeaderWindowBase
 882 //-----------------------------------------------------------------------------
 883
 884 void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n)
 885 {
 886     wxWindow *parent = GetParent();
 887     wxDataViewEvent le(type, parent->GetId());
 888
 889     le.SetEventObject(parent);
 890     le.SetColumn(n);
 891     le.SetDataViewColumn(GetColumn(n));
 892     le.SetModel(GetOwner()->GetModel());
 893
 894     // for events created by wxDataViewHeaderWindow the
 895     // row / value fields are not valid
 896
 897     parent->GetEventHandler()->ProcessEvent(le);
 898 }
 899
 900 #if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
 901
 902 // implemented in msw/listctrl.cpp:
 903 int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick);
 904
 905 IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow)
 906
 907 bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id,
 908                                         const wxPoint &pos, const wxSize &size,
 909                                         const wxString &name )
 910 {
 911     m_owner = parent;
 912
 913     if ( !CreateControl(parent, id, pos, size, 0, wxDefaultValidator, name) )
 914         return false;
 915
 916     int x = pos.x == wxDefaultCoord ? 0 : pos.x,
 917         y = pos.y == wxDefaultCoord ? 0 : pos.y,
 918         w = size.x == wxDefaultCoord ? 1 : size.x,
 919         h = size.y == wxDefaultCoord ? 22 : size.y;
 920
 921     // create the native WC_HEADER window:
 922     WXHWND hwndParent = (HWND)parent->GetHandle();
 923     WXDWORD msStyle = WS_CHILD | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
 924     m_hWnd = CreateWindowEx(0,
 925                             WC_HEADER,
 926                             (LPCTSTR) NULL,
 927                             msStyle,
 928                             x, y, w, h,
 929                             (HWND)hwndParent,
 930                             (HMENU)-1,
 931                             wxGetInstance(),
 932                             (LPVOID) NULL);
 933     if (m_hWnd == NULL)
 934     {
 935         wxLogLastError(_T("CreateWindowEx"));
 936         return false;
 937     }
 938
 939     // we need to subclass the m_hWnd to force wxWindow::HandleNotify
 940     // to call wxDataViewHeaderWindow::MSWOnNotify
 941     SubclassWin(m_hWnd);
 942
 943     // the following is required to get the default win's font for
 944     // header windows and must be done befor sending the HDM_LAYOUT msg
 945     SetFont(GetFont());
 946
 947     RECT rcParent;
 948     HDLAYOUT hdl;
 949     WINDOWPOS wp;
 950
 951     // Retrieve the bounding rectangle of the parent window's
 952     // client area, and then request size and position values
 953     // from the header control.
 954     ::GetClientRect((HWND)hwndParent, &rcParent);
 955
 956     hdl.prc = &rcParent;
 957     hdl.pwpos = &wp;
 958     if (!SendMessage((HWND)m_hWnd, HDM_LAYOUT, 0, (LPARAM) &hdl))
 959     {
 960         wxLogLastError(_T("SendMessage"));
 961         return false;
 962     }
 963
 964     // Set the size, position, and visibility of the header control.
 965     SetWindowPos((HWND)m_hWnd,
 966                  wp.hwndInsertAfter,
 967                  wp.x, wp.y,
 968                  wp.cx, wp.cy,
 969                  wp.flags | SWP_SHOWWINDOW);
 970
 971     // set our size hints: wxDataViewCtrl will put this wxWindow inside
 972     // a wxBoxSizer and in order to avoid super-big header windows,
 973     // we need to set our height as fixed
 974     SetMinSize(wxSize(-1, wp.cy));
 975     SetMaxSize(wxSize(-1, wp.cy));
 976
 977     return true;
 978 }
 979
 980 wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow()
 981 {
 982     UnsubclassWin();
 983 }
 984
 985 void wxDataViewHeaderWindowMSW::UpdateDisplay()
 986 {
 987     // remove old columns
 988     for (int j=0, max=Header_GetItemCount((HWND)m_hWnd); j < max; j++)
 989         Header_DeleteItem((HWND)m_hWnd, 0);
 990
 991     // add the updated array of columns to the header control
 992     unsigned int cols = GetOwner()->GetColumnCount();
 993     unsigned int added = 0;
 994     for (unsigned int i = 0; i < cols; i++)
 995     {
 996         wxDataViewColumn *col = GetColumn( i );
 997         if (col->IsHidden())
 998             continue;      // don't add it!
 999
1000         HDITEM hdi;
1001         hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH;
1002         hdi.pszText = (wxChar *) col->GetTitle().wx_str();
1003         hdi.cxy = col->GetWidth();
1004         hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]);
1005         hdi.fmt = HDF_LEFT | HDF_STRING;
1006
1007         // lParam is reserved for application's use:
1008         // we store there the column index to use it later in MSWOnNotify
1009         // (since columns may have been hidden)
1010         hdi.lParam = (LPARAM)i;
1011
1012         // the native wxMSW implementation of the header window
1013         // draws the column separator COLUMN_WIDTH_OFFSET pixels
1014         // on the right: to correct this effect we make the column
1015         // exactly COLUMN_WIDTH_OFFSET wider (for the first column):
1016         if (i == 0)
1017             hdi.cxy += COLUMN_WIDTH_OFFSET;
1018
1019         switch (col->GetAlignment())
1020         {
1021         case wxALIGN_LEFT:
1022             hdi.fmt |= HDF_LEFT;
1023             break;
1024         case wxALIGN_CENTER:
1025         case wxALIGN_CENTER_HORIZONTAL:
1026             hdi.fmt |= HDF_CENTER;
1027             break;
1028         case wxALIGN_RIGHT:
1029             hdi.fmt |= HDF_RIGHT;
1030             break;
1031
1032         default:
1033             // such alignment is not allowed for the column header!
1034             wxFAIL;
1035         }
1036
1037         SendMessage((HWND)m_hWnd, HDM_INSERTITEM,
1038                     (WPARAM)added, (LPARAM)&hdi);
1039         added++;
1040     }
1041 }
1042
1043 unsigned int wxDataViewHeaderWindowMSW::GetColumnIdxFromHeader(NMHEADER *nmHDR)
1044 {
1045     unsigned int idx;
1046
1047     // NOTE: we don't just return nmHDR->iItem because when there are
1048     //       hidden columns, nmHDR->iItem may be different from
1049     //       nmHDR->pitem->lParam
1050
1051     if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM)
1052     {
1053         idx = (unsigned int)nmHDR->pitem->lParam;
1054         return idx;
1055     }
1056
1057     HDITEM item;
1058     item.mask = HDI_LPARAM;
1059     Header_GetItem((HWND)m_hWnd, nmHDR->iItem, &item);
1060
1061     return (unsigned int)item.lParam;
1062 }
1063
1064 bool wxDataViewHeaderWindowMSW::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1065 {
1066     NMHDR *nmhdr = (NMHDR *)lParam;
1067
1068     // is it a message from the header?
1069     if ( nmhdr->hwndFrom != (HWND)m_hWnd )
1070         return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1071
1072     NMHEADER *nmHDR = (NMHEADER *)nmhdr;
1073     switch ( nmhdr->code )
1074     {
1075         case HDN_BEGINTRACK:
1076             // user has started to resize a column:
1077             // do we need to veto it?
1078             if (!GetColumn(nmHDR->iItem)->IsResizeable())
1079             {
1080                 // veto it!
1081                 *result = TRUE;
1082             }
1083             break;
1084
1085         case HDN_BEGINDRAG:
1086             // user has started to reorder a column
1087             break;
1088
1089         case HDN_ITEMCHANGING:
1090             if (nmHDR->pitem != NULL &&
1091                 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1092             {
1093                 int minWidth = GetColumnFromHeader(nmHDR)->GetMinWidth();
1094                 if (nmHDR->pitem->cxy < minWidth)
1095                 {
1096                     // do not allow the user to resize this column under
1097                     // its minimal width:
1098                     *result = TRUE;
1099                 }
1100             }
1101             break;
1102
1103         case HDN_ITEMCHANGED:   // user is resizing a column
1104         case HDN_ENDTRACK:      // user has finished resizing a column
1105         case HDN_ENDDRAG:       // user has finished reordering a column
1106
1107             // update the width of the modified column:
1108             if (nmHDR->pitem != NULL &&
1109                 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1110             {
1111                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1112                 unsigned int w = nmHDR->pitem->cxy;
1113                 wxDataViewColumn *col = GetColumn(idx);
1114
1115                 // see UpdateDisplay() for more info about COLUMN_WIDTH_OFFSET
1116                 if (idx == 0 && w > COLUMN_WIDTH_OFFSET)
1117                     w -= COLUMN_WIDTH_OFFSET;
1118
1119                 if (w >= (unsigned)col->GetMinWidth())
1120                     col->SetInternalWidth(w);
1121             }
1122             break;
1123
1124         case HDN_ITEMCLICK:
1125             {
1126                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1127                 wxEventType evt = nmHDR->iButton == 0 ?
1128                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1129                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1130                 SendEvent(evt, idx);
1131             }
1132             break;
1133
1134         case NM_RCLICK:
1135             {
1136                 // NOTE: for some reason (i.e. for a bug in Windows)
1137                 //       the HDN_ITEMCLICK notification is not sent on
1138                 //       right clicks, so we need to handle NM_RCLICK
1139
1140                 POINT ptClick;
1141                 int column = wxMSWGetColumnClicked(nmhdr, &ptClick);
1142                 if (column != wxNOT_FOUND)
1143                 {
1144                     HDITEM item;
1145                     item.mask = HDI_LPARAM;
1146                     Header_GetItem((HWND)m_hWnd, column, &item);
1147
1148                     // 'idx' may be different from 'column' if there are
1149                     // hidden columns...
1150                     unsigned int idx = (unsigned int)item.lParam;
1151                     SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
1152                               idx);
1153                 }
1154             }
1155             break;
1156
1157         case HDN_GETDISPINFOW:
1158             // see wxListCtrl::MSWOnNotify for more info!
1159             break;
1160
1161         case HDN_ITEMDBLCLICK:
1162             {
1163                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1164                 int w = GetOwner()->GetBestColumnWidth(idx);
1165
1166                 // update the native control:
1167                 HDITEM hd;
1168                 ZeroMemory(&hd, sizeof(hd));
1169                 hd.mask = HDI_WIDTH;
1170                 hd.cxy = w;
1171                 Header_SetItem(GetHwnd(),
1172                                nmHDR->iItem,  // NOTE: we don't want 'idx' here!
1173                                &hd);
1174
1175                 // update the wxDataViewColumn class:
1176                 GetColumn(idx)->SetInternalWidth(w);
1177             }
1178             break;
1179
1180         default:
1181             return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1182     }
1183
1184     return true;
1185 }
1186
1187 void wxDataViewHeaderWindowMSW::ScrollWindow(int WXUNUSED(dx), int WXUNUSED(dy),
1188                                              const wxRect *WXUNUSED(rect))
1189 {
1190     wxSize ourSz = GetClientSize();
1191     wxSize ownerSz = m_owner->GetClientSize();
1192
1193     // where should the (logical) origin of this window be placed?
1194     int x1 = 0, y1 = 0;
1195     m_owner->CalcUnscrolledPosition(0, 0, &x1, &y1);
1196
1197     // put this window on top of our parent and
1198     SetWindowPos((HWND)m_hWnd, HWND_TOP, -x1, 0,
1199                   ownerSz.GetWidth() + x1, ourSz.GetHeight(),
1200                   SWP_SHOWWINDOW);
1201 }
1202
1203 void wxDataViewHeaderWindowMSW::DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
1204                                           int WXUNUSED(w), int WXUNUSED(h),
1205                                           int WXUNUSED(f))
1206 {
1207     // the wxDataViewCtrl's internal wxBoxSizer will call this function when
1208     // the wxDataViewCtrl window gets resized: the following dummy call
1209     // to ScrollWindow() is required in order to get this header window
1210     // correctly repainted when it's (horizontally) scrolled:
1211
1212     ScrollWindow(0, 0);
1213 }
1214
1215 #else       // !defined(__WXMSW__)
1216
1217 IMPLEMENT_ABSTRACT_CLASS(wxGenericDataViewHeaderWindow, wxWindow)
1218 BEGIN_EVENT_TABLE(wxGenericDataViewHeaderWindow, wxWindow)
1219     EVT_PAINT         (wxGenericDataViewHeaderWindow::OnPaint)
1220     EVT_MOUSE_EVENTS  (wxGenericDataViewHeaderWindow::OnMouse)
1221     EVT_SET_FOCUS     (wxGenericDataViewHeaderWindow::OnSetFocus)
1222 END_EVENT_TABLE()
1223
1224 bool wxGenericDataViewHeaderWindow::Create(wxDataViewCtrl *parent, wxWindowID id,
1225                                            const wxPoint &pos, const wxSize &size,
1226                                            const wxString &name )
1227 {
1228     m_owner = parent;
1229
1230     if (!wxDataViewHeaderWindowBase::Create(parent, id, pos, size, name))
1231         return false;
1232
1233     wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
1234     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1235     SetOwnForegroundColour( attr.colFg );
1236     SetOwnBackgroundColour( attr.colBg );
1237     if (!m_hasFont)
1238         SetOwnFont( attr.font );
1239
1240     // set our size hints: wxDataViewCtrl will put this wxWindow inside
1241     // a wxBoxSizer and in order to avoid super-big header windows,
1242     // we need to set our height as fixed
1243     SetMinSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1244     SetMaxSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1245
1246     return true;
1247 }
1248
1249 void wxGenericDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1250 {
1251     int w, h;
1252     GetClientSize( &w, &h );
1253
1254     wxAutoBufferedPaintDC dc( this );
1255
1256     dc.SetBackground(GetBackgroundColour());
1257     dc.Clear();
1258
1259     int xpix;
1260     m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1261
1262     int x;
1263     m_owner->GetViewStart( &x, NULL );
1264
1265     // account for the horz scrollbar offset
1266     dc.SetDeviceOrigin( -x * xpix, 0 );
1267
1268     dc.SetFont( GetFont() );
1269
1270     unsigned int cols = GetOwner()->GetColumnCount();
1271     unsigned int i;
1272     int xpos = 0;
1273     for (i = 0; i < cols; i++)
1274     {
1275         wxDataViewColumn *col = GetColumn( i );
1276         if (col->IsHidden())
1277             continue;      // skip it!
1278
1279         int cw = col->GetWidth();
1280         int ch = h;
1281
1282         wxRendererNative::Get().DrawHeaderButton
1283                                 (
1284                                     this,
1285                                     dc,
1286                                     wxRect(xpos, 0, cw, ch-1),
1287                                     m_parent->IsEnabled() ? 0
1288                                                           : (int)wxCONTROL_DISABLED
1289                                 );
1290
1291         // align as required the column title:
1292         int x = xpos;
1293         wxSize titleSz = dc.GetTextExtent(col->GetTitle());
1294         switch (col->GetAlignment())
1295         {
1296         case wxALIGN_LEFT:
1297             x += HEADER_HORIZ_BORDER;
1298             break;
1299         case wxALIGN_CENTER:
1300         case wxALIGN_CENTER_HORIZONTAL:
1301             x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2;
1302             break;
1303         case wxALIGN_RIGHT:
1304             x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
1305             break;
1306         }
1307
1308         // always center the title vertically:
1309         int y = wxMax((ch - titleSz.GetHeight()) / 2, HEADER_VERT_BORDER);
1310
1311         dc.SetClippingRegion( xpos+HEADER_HORIZ_BORDER,
1312                               HEADER_VERT_BORDER,
1313                               wxMax(cw - 2 * HEADER_HORIZ_BORDER, 1),  // width
1314                               wxMax(ch - 2 * HEADER_VERT_BORDER, 1));  // height
1315         dc.DrawText( col->GetTitle(), x, y );
1316         dc.DestroyClippingRegion();
1317
1318         xpos += cw;
1319     }
1320 }
1321
1322 void wxGenericDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event )
1323 {
1324     GetParent()->SetFocus();
1325     event.Skip();
1326 }
1327
1328 void wxGenericDataViewHeaderWindow::OnMouse( wxMouseEvent &event )
1329 {
1330     // we want to work with logical coords
1331     int x;
1332     m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1333     int y = event.GetY();
1334
1335     if (m_isDragging)
1336     {
1337         // we don't draw the line beyond our window,
1338         // but we allow dragging it there
1339         int w = 0;
1340         GetClientSize( &w, NULL );
1341         m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1342         w -= 6;
1343
1344         // erase the line if it was drawn
1345         if (m_currentX < w)
1346             DrawCurrent();
1347
1348         if (event.ButtonUp())
1349         {
1350             m_isDragging = false;
1351             if (HasCapture())
1352                 ReleaseMouse();
1353
1354             m_dirty = true;
1355
1356             GetColumn(m_column)->SetWidth(m_currentX - m_minX);
1357
1358             Refresh();
1359             GetOwner()->Refresh();
1360         }
1361         else
1362         {
1363             m_currentX = wxMax(m_minX + 7, x);
1364
1365             // draw in the new location
1366             if (m_currentX < w) DrawCurrent();
1367         }
1368
1369     }
1370     else     // not dragging
1371     {
1372         m_minX = 0;
1373         m_column = wxNOT_FOUND;
1374
1375         bool hit_border = false;
1376
1377         // end of the current column
1378         int xpos = 0;
1379
1380         // find the column where this event occured
1381         int countCol = m_owner->GetColumnCount();
1382         for (int column = 0; column < countCol; column++)
1383         {
1384             wxDataViewColumn *p = GetColumn(column);
1385
1386             if (p->IsHidden())
1387                 continue;   // skip if not shown
1388
1389             xpos += p->GetWidth();
1390             m_column = column;
1391             if ((abs(x-xpos) < 3) && (y < 22))
1392             {
1393                 hit_border = true;
1394                 break;
1395             }
1396
1397             if (x < xpos)
1398             {
1399                 // inside the column
1400                 break;
1401             }
1402
1403             m_minX = xpos;
1404         }
1405
1406         if (m_column == wxNOT_FOUND)
1407             return;
1408
1409         bool resizeable = GetColumn(m_column)->IsResizeable();
1410         if (event.LeftDClick() && resizeable)
1411         {
1412             GetColumn(m_column)->SetWidth(GetOwner()->GetBestColumnWidth(m_column));
1413             Refresh();
1414         }
1415         else if (event.LeftDown() || event.RightUp())
1416         {
1417             if (hit_border && event.LeftDown() && resizeable)
1418             {
1419                 m_isDragging = true;
1420                 CaptureMouse();
1421                 m_currentX = x;
1422                 DrawCurrent();
1423             }
1424             else    // click on a column
1425             {
1426                 wxEventType evt = event.LeftDown() ?
1427                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1428                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1429                 SendEvent(evt, m_column);
1430             }
1431         }
1432         else if (event.Moving())
1433         {
1434             if (hit_border && resizeable)
1435                 m_currentCursor = m_resizeCursor;
1436             else
1437                 m_currentCursor = wxSTANDARD_CURSOR;
1438
1439             SetCursor(*m_currentCursor);
1440         }
1441     }
1442 }
1443
1444 void wxGenericDataViewHeaderWindow::DrawCurrent()
1445 {
1446     int x1 = m_currentX;
1447     int y1 = 0;
1448     ClientToScreen (&x1, &y1);
1449
1450     int x2 = m_currentX-1;
1451 #ifdef __WXMSW__
1452     ++x2; // but why ????
1453 #endif
1454     int y2 = 0;
1455     m_owner->GetClientSize( NULL, &y2 );
1456     m_owner->ClientToScreen( &x2, &y2 );
1457
1458     wxScreenDC dc;
1459     dc.SetLogicalFunction(wxINVERT);
1460     dc.SetPen(m_penCurrent);
1461     dc.SetBrush(*wxTRANSPARENT_BRUSH);
1462     AdjustDC(dc);
1463     dc.DrawLine(x1, y1, x2, y2);
1464 }
1465
1466 void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
1467 {
1468     int xpix, x;
1469
1470     m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1471     m_owner->GetViewStart( &x, NULL );
1472
1473     // shift the DC origin to match the position of the main window horizontal
1474     // scrollbar: this allows us to always use logical coords
1475     dc.SetDeviceOrigin( -x * xpix, 0 );
1476 }
1477
1478 #endif      // defined(__WXMSW__)
1479
1480 //-----------------------------------------------------------------------------
1481 // wxDataViewRenameTimer
1482 //-----------------------------------------------------------------------------
1483
1484 wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
1485 {
1486     m_owner = owner;
1487 }
1488
1489 void wxDataViewRenameTimer::Notify()
1490 {
1491     m_owner->OnRenameTimer();
1492 }
1493
1494 //-----------------------------------------------------------------------------
1495 // wxDataViewMainWindow
1496 //-----------------------------------------------------------------------------
1497
1498 int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
1499 {
1500     if (row1 > row2) return 1;
1501     if (row1 == row2) return 0;
1502     return -1;
1503 }
1504
1505
1506 IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
1507
1508 BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
1509     EVT_PAINT         (wxDataViewMainWindow::OnPaint)
1510     EVT_MOUSE_EVENTS  (wxDataViewMainWindow::OnMouse)
1511     EVT_SET_FOCUS     (wxDataViewMainWindow::OnSetFocus)
1512     EVT_KILL_FOCUS    (wxDataViewMainWindow::OnKillFocus)
1513     EVT_CHAR          (wxDataViewMainWindow::OnChar)
1514 END_EVENT_TABLE()
1515
1516 wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
1517     const wxPoint &pos, const wxSize &size, const wxString &name ) :
1518     wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ),
1519     m_selection( wxDataViewSelectionCmp )
1520
1521 {
1522     SetOwner( parent );
1523
1524     m_lastOnSame = false;
1525     m_renameTimer = new wxDataViewRenameTimer( this );
1526
1527     // TODO: user better initial values/nothing selected
1528     m_currentCol = NULL;
1529     m_currentRow = 0;
1530
1531     // TODO: we need to calculate this smartly
1532     m_lineHeight =
1533 #ifdef __WXMSW__
1534         17;
1535 #else
1536         20;
1537 #endif
1538     wxASSERT(m_lineHeight > 2*PADDING_TOPBOTTOM);
1539
1540     m_dragCount = 0;
1541     m_dragStart = wxPoint(0,0);
1542     m_lineLastClicked = (unsigned int) -1;
1543     m_lineBeforeLastClicked = (unsigned int) -1;
1544     m_lineSelectSingleOnUp = (unsigned int) -1;
1545
1546     m_hasFocus = false;
1547
1548     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1549     SetBackgroundColour( *wxWHITE );
1550
1551     m_penRule = wxPen(GetRuleColour(), 1, wxSOLID);
1552
1553     UpdateDisplay();
1554 }
1555
1556 wxDataViewMainWindow::~wxDataViewMainWindow()
1557 {
1558     delete m_renameTimer;
1559 }
1560
1561 void wxDataViewMainWindow::OnRenameTimer()
1562 {
1563     // We have to call this here because changes may just have
1564     // been made and no screen update taken place.
1565     if ( m_dirty )
1566         wxSafeYield();
1567
1568     int xpos = 0;
1569     unsigned int cols = GetOwner()->GetColumnCount();
1570     unsigned int i;
1571     for (i = 0; i < cols; i++)
1572     {
1573         wxDataViewColumn *c = GetOwner()->GetColumn( i );
1574         if (c->IsHidden())
1575             continue;      // skip it!
1576
1577         if (c == m_currentCol)
1578             break;
1579         xpos += c->GetWidth();
1580     }
1581     wxRect labelRect( xpos, m_currentRow * m_lineHeight,
1582                       m_currentCol->GetWidth(), m_lineHeight );
1583
1584     GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
1585                                      &labelRect.x, &labelRect.y);
1586
1587     m_currentCol->GetRenderer()->StartEditing( m_currentRow, labelRect );
1588 }
1589
1590 bool wxDataViewMainWindow::RowAppended()
1591 {
1592     UpdateDisplay();
1593     return true;
1594 }
1595
1596 bool wxDataViewMainWindow::RowPrepended()
1597 {
1598     UpdateDisplay();
1599     return true;
1600 }
1601
1602 bool wxDataViewMainWindow::RowInserted( unsigned int WXUNUSED(before) )
1603 {
1604     UpdateDisplay();
1605     return true;
1606 }
1607
1608 bool wxDataViewMainWindow::RowDeleted( unsigned int WXUNUSED(row) )
1609 {
1610     UpdateDisplay();
1611     return true;
1612 }
1613
1614 bool wxDataViewMainWindow::RowChanged( unsigned int WXUNUSED(row) )
1615 {
1616     UpdateDisplay();
1617     return true;
1618 }
1619
1620 bool wxDataViewMainWindow::ValueChanged( unsigned int WXUNUSED(col), unsigned int row )
1621 {
1622     // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
1623 #define MAX_VIRTUAL_WIDTH       100000
1624
1625     wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
1626     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1627     Refresh( true, &rect );
1628
1629     return true;
1630 }
1631
1632 bool wxDataViewMainWindow::RowsReordered( unsigned int *WXUNUSED(new_order) )
1633 {
1634     UpdateDisplay();
1635     return true;
1636 }
1637
1638 bool wxDataViewMainWindow::Cleared()
1639 {
1640     UpdateDisplay();
1641     return true;
1642 }
1643
1644 void wxDataViewMainWindow::UpdateDisplay()
1645 {
1646     m_dirty = true;
1647 }
1648
1649 void wxDataViewMainWindow::OnInternalIdle()
1650 {
1651     wxWindow::OnInternalIdle();
1652
1653     if (m_dirty)
1654     {
1655         RecalculateDisplay();
1656         m_dirty = false;
1657     }
1658 }
1659
1660 void wxDataViewMainWindow::RecalculateDisplay()
1661 {
1662     wxDataViewListModel *model = GetOwner()->GetModel();
1663     if (!model)
1664     {
1665         Refresh();
1666         return;
1667     }
1668
1669     int width = GetEndOfLastCol();
1670     int height = model->GetRowCount() * m_lineHeight;
1671
1672     SetVirtualSize( width, height );
1673     GetOwner()->SetScrollRate( 10, m_lineHeight );
1674
1675     Refresh();
1676 }
1677
1678 void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
1679 {
1680     wxWindow::ScrollWindow( dx, dy, rect );
1681
1682     if (GetOwner()->m_headerArea)
1683         GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
1684 }
1685
1686 void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1687 {
1688     wxDataViewListModel *model = GetOwner()->GetModel();
1689     wxAutoBufferedPaintDC dc( this );
1690
1691     // prepare the DC
1692     dc.SetBackground(GetBackgroundColour());
1693     dc.Clear();
1694     GetOwner()->PrepareDC( dc );
1695     dc.SetFont( GetFont() );
1696
1697     wxRect update = GetUpdateRegion().GetBox();
1698     m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
1699
1700     // compute which items needs to be redrawn
1701     unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
1702     unsigned int item_count =
1703         wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
1704                (int)(model->GetRowCount() - item_start) );
1705     unsigned int item_last = item_start + item_count;
1706
1707     // compute which columns needs to be redrawn
1708     unsigned int cols = GetOwner()->GetColumnCount();
1709     unsigned int col_start = 0;
1710     unsigned int x_start = 0;
1711     for (x_start = 0; col_start < cols; col_start++)
1712     {
1713         wxDataViewColumn *col = GetOwner()->GetColumn(col_start);
1714         if (col->IsHidden())
1715             continue;      // skip it!
1716
1717         unsigned int w = col->GetWidth();
1718         if (x_start+w >= (unsigned int)update.x)
1719             break;
1720
1721         x_start += w;
1722     }
1723
1724     unsigned int col_last = col_start;
1725     unsigned int x_last = x_start;
1726     for (; col_last < cols; col_last++)
1727     {
1728         wxDataViewColumn *col = GetOwner()->GetColumn(col_last);
1729         if (col->IsHidden())
1730             continue;      // skip it!
1731
1732         if (x_last > (unsigned int)update.GetRight())
1733             break;
1734
1735         x_last += col->GetWidth();
1736     }
1737
1738     // Draw horizontal rules if required
1739     if ( m_owner->HasFlag(wxDV_HORIZ_RULES) )
1740     {
1741         dc.SetPen(m_penRule);
1742         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1743
1744         for (unsigned int i = item_start; i <= item_last+1; i++)
1745         {
1746             int y = i * m_lineHeight;
1747             dc.DrawLine(x_start, y, x_last, y);
1748         }
1749     }
1750
1751     // Draw vertical rules if required
1752     if ( m_owner->HasFlag(wxDV_VERT_RULES) )
1753     {
1754         dc.SetPen(m_penRule);
1755         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1756
1757         int x = x_start;
1758         for (unsigned int i = col_start; i < col_last; i++)
1759         {
1760             wxDataViewColumn *col = GetOwner()->GetColumn(i);
1761             if (col->IsHidden())
1762                 continue;       // skip it
1763
1764             dc.DrawLine(x, item_start * m_lineHeight,
1765                         x, item_last * m_lineHeight);
1766
1767             x += col->GetWidth();
1768         }
1769
1770         // Draw last vertical rule
1771         dc.DrawLine(x, item_start * m_lineHeight,
1772                     x, item_last * m_lineHeight);
1773     }
1774
1775     // redraw the background for the items which are selected/current
1776     for (unsigned int item = item_start; item < item_last; item++)
1777     {
1778         bool selected = m_selection.Index( item ) != wxNOT_FOUND;
1779         if (selected || item == m_currentRow)
1780         {
1781             int flags = selected ? (int)wxCONTROL_SELECTED : 0;
1782             if (item == m_currentRow)
1783                 flags |= wxCONTROL_CURRENT;
1784             if (m_hasFocus)
1785                 flags |= wxCONTROL_FOCUSED;
1786
1787             wxRect rect( x_start, item*m_lineHeight, x_last, m_lineHeight );
1788             wxRendererNative::Get().DrawItemSelectionRect
1789                                 (
1790                                     this,
1791                                     dc,
1792                                     rect,
1793                                     flags
1794                                 );
1795         }
1796     }
1797
1798     // redraw all cells for all rows which must be repainted and for all columns
1799     wxRect cell_rect;
1800     cell_rect.x = x_start;
1801     cell_rect.height = m_lineHeight;        // -1 is for the horizontal rules
1802     for (unsigned int i = col_start; i < col_last; i++)
1803     {
1804         wxDataViewColumn *col = GetOwner()->GetColumn( i );
1805         wxDataViewRenderer *cell = col->GetRenderer();
1806         cell_rect.width = col->GetWidth();
1807
1808         if (col->IsHidden())
1809             continue;       // skipt it!
1810
1811         for (unsigned int item = item_start; item < item_last; item++)
1812         {
1813             // get the cell value and set it into the renderer
1814             wxVariant value;
1815             model->GetValue( value, col->GetModelColumn(), item );
1816             cell->SetValue( value );
1817
1818             // update the y offset
1819             cell_rect.y = item * m_lineHeight;
1820
1821             // cannot be bigger than allocated space
1822             wxSize size = cell->GetSize();
1823             size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width );
1824             size.y = wxMin( size.y + 2*PADDING_TOPBOTTOM, cell_rect.height );
1825
1826             wxRect item_rect(cell_rect.GetTopLeft(), size);
1827             int align = cell->GetAlignment();
1828
1829             // horizontal alignment:
1830             item_rect.x = cell_rect.x;
1831             if (align & wxALIGN_CENTER_HORIZONTAL)
1832                 item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
1833             else if (align & wxALIGN_RIGHT)
1834                 item_rect.x = cell_rect.x + cell_rect.width - size.x;
1835             //else: wxALIGN_LEFT is the default
1836
1837             // vertical alignment:
1838             item_rect.y = cell_rect.y;
1839             if (align & wxALIGN_CENTER_VERTICAL)
1840                 item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
1841             else if (align & wxALIGN_BOTTOM)
1842                 item_rect.y = cell_rect.y + cell_rect.height - size.y;
1843             //else: wxALIGN_TOP is the default
1844
1845             // add padding
1846             item_rect.x += PADDING_RIGHTLEFT;
1847             item_rect.y += PADDING_TOPBOTTOM;
1848             item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
1849             item_rect.height = size.y - 2 * PADDING_TOPBOTTOM;
1850
1851             int state = 0;
1852             if (m_selection.Index(item) != wxNOT_FOUND)
1853                 state |= wxDATAVIEW_CELL_SELECTED;
1854
1855             // TODO: it would be much more efficient to create a clipping
1856             //       region for the entire column being rendered (in the OnPaint
1857             //       of wxDataViewMainWindow) instead of a single clip region for
1858             //       each cell. However it would mean that each renderer should
1859             //       respect the given wxRect's top & bottom coords, eventually
1860             //       violating only the left & right coords - however the user can
1861             //       make its own renderer and thus we cannot be sure of that.
1862             dc.SetClippingRegion( item_rect );
1863             cell->Render( item_rect, &dc, state );
1864             dc.DestroyClippingRegion();
1865         }
1866
1867         cell_rect.x += cell_rect.width;
1868     }
1869 }
1870
1871 int wxDataViewMainWindow::GetCountPerPage() const
1872 {
1873     wxSize size = GetClientSize();
1874     return size.y / m_lineHeight;
1875 }
1876
1877 int wxDataViewMainWindow::GetEndOfLastCol() const
1878 {
1879     int width = 0;
1880     unsigned int i;
1881     for (i = 0; i < GetOwner()->GetColumnCount(); i++)
1882     {
1883         const wxDataViewColumn *c =
1884             wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i );
1885
1886         if (!c->IsHidden())
1887             width += c->GetWidth();
1888     }
1889     return width;
1890 }
1891
1892 unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
1893 {
1894     int x = 0;
1895     int y = 0;
1896     m_owner->CalcUnscrolledPosition( x, y, &x, &y );
1897
1898     return y / m_lineHeight;
1899 }
1900
1901 unsigned int wxDataViewMainWindow::GetLastVisibleRow() const
1902 {
1903     wxSize client_size = GetClientSize();
1904     m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
1905                                      &client_size.x, &client_size.y );
1906
1907     return wxMin( GetRowCount()-1, ((unsigned)client_size.y/m_lineHeight)+1 );
1908 }
1909
1910 unsigned int wxDataViewMainWindow::GetRowCount() const
1911 {
1912     return wx_const_cast(wxDataViewCtrl*, GetOwner())->GetModel()->GetRowCount();
1913 }
1914
1915 void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
1916 {
1917     m_currentRow = row;
1918
1919     // send event
1920 }
1921
1922 void wxDataViewMainWindow::SelectAllRows( bool on )
1923 {
1924     if (IsEmpty())
1925         return;
1926
1927     if (on)
1928     {
1929         m_selection.Clear();
1930         for (unsigned int i = 0; i < GetRowCount(); i++)
1931             m_selection.Add( i );
1932         Refresh();
1933     }
1934     else
1935     {
1936         unsigned int first_visible = GetFirstVisibleRow();
1937         unsigned int last_visible = GetLastVisibleRow();
1938         unsigned int i;
1939         for (i = 0; i < m_selection.GetCount(); i++)
1940         {
1941             unsigned int row = m_selection[i];
1942             if ((row >= first_visible) && (row <= last_visible))
1943                 RefreshRow( row );
1944         }
1945         m_selection.Clear();
1946     }
1947 }
1948
1949 void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
1950 {
1951     if (m_selection.Index( row ) == wxNOT_FOUND)
1952     {
1953         if (on)
1954         {
1955             m_selection.Add( row );
1956             RefreshRow( row );
1957         }
1958     }
1959     else
1960     {
1961         if (!on)
1962         {
1963             m_selection.Remove( row );
1964             RefreshRow( row );
1965         }
1966     }
1967 }
1968
1969 void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
1970 {
1971     if (from > to)
1972     {
1973         unsigned int tmp = from;
1974         from = to;
1975         to = tmp;
1976     }
1977
1978     unsigned int i;
1979     for (i = from; i <= to; i++)
1980     {
1981         if (m_selection.Index( i ) == wxNOT_FOUND)
1982         {
1983             if (on)
1984                 m_selection.Add( i );
1985         }
1986         else
1987         {
1988             if (!on)
1989                 m_selection.Remove( i );
1990         }
1991     }
1992     RefreshRows( from, to );
1993 }
1994
1995 void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
1996 {
1997     for (size_t i=0; i < aSelections.GetCount(); i++)
1998     {
1999         int n = aSelections[i];
2000
2001         m_selection.Add( n );
2002         RefreshRow( n );
2003     }
2004 }
2005
2006 void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
2007 {
2008     if (m_selection.Index( row ) == wxNOT_FOUND)
2009         m_selection.Add( row );
2010     else
2011         m_selection.Remove( row );
2012     RefreshRow( row );
2013 }
2014
2015 bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
2016 {
2017     return (m_selection.Index( row ) != wxNOT_FOUND);
2018 }
2019
2020 void wxDataViewMainWindow::RefreshRow( unsigned int row )
2021 {
2022     wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
2023     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2024
2025     wxSize client_size = GetClientSize();
2026     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2027     wxRect intersect_rect = client_rect.Intersect( rect );
2028     if (intersect_rect.width > 0)
2029         Refresh( true, &intersect_rect );
2030 }
2031
2032 void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
2033 {
2034     if (from > to)
2035     {
2036         unsigned int tmp = to;
2037         to = from;
2038         from = tmp;
2039     }
2040
2041     wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight );
2042     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2043
2044     wxSize client_size = GetClientSize();
2045     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2046     wxRect intersect_rect = client_rect.Intersect( rect );
2047     if (intersect_rect.width > 0)
2048         Refresh( true, &intersect_rect );
2049 }
2050
2051 void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
2052 {
2053     unsigned int count = GetRowCount();
2054     if (firstRow > count)
2055         return;
2056
2057     wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight );
2058     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2059
2060     wxSize client_size = GetClientSize();
2061     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2062     wxRect intersect_rect = client_rect.Intersect( rect );
2063     if (intersect_rect.width > 0)
2064         Refresh( true, &intersect_rect );
2065 }
2066
2067 void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
2068 {
2069     wxCHECK_RET( newCurrent < GetRowCount(),
2070                  _T("invalid item index in OnArrowChar()") );
2071
2072     // if there is no selection, we cannot move it anywhere
2073     if (!HasCurrentRow())
2074         return;
2075
2076     unsigned int oldCurrent = m_currentRow;
2077
2078     // in single selection we just ignore Shift as we can't select several
2079     // items anyhow
2080     if ( event.ShiftDown() && !IsSingleSel() )
2081     {
2082         RefreshRow( oldCurrent );
2083
2084         ChangeCurrentRow( newCurrent );
2085
2086         // select all the items between the old and the new one
2087         if ( oldCurrent > newCurrent )
2088         {
2089             newCurrent = oldCurrent;
2090             oldCurrent = m_currentRow;
2091         }
2092
2093         SelectRows( oldCurrent, newCurrent, true );
2094     }
2095     else // !shift
2096     {
2097         RefreshRow( oldCurrent );
2098
2099         // all previously selected items are unselected unless ctrl is held
2100         if ( !event.ControlDown() )
2101             SelectAllRows(false);
2102
2103         ChangeCurrentRow( newCurrent );
2104
2105         if ( !event.ControlDown() )
2106             SelectRow( m_currentRow, true );
2107         else
2108             RefreshRow( m_currentRow );
2109     }
2110
2111     //EnsureVisible( m_currentRow );
2112 }
2113
2114 wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
2115 {
2116     wxRect rect;
2117     rect.x = 0;
2118     rect.y = m_lineHeight * row;
2119     rect.width = GetEndOfLastCol();
2120     rect.height = m_lineHeight;
2121
2122     return rect;
2123 }
2124
2125 void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
2126 {
2127     if (event.GetKeyCode() == WXK_TAB)
2128     {
2129         wxNavigationKeyEvent nevent;
2130         nevent.SetWindowChange( event.ControlDown() );
2131         nevent.SetDirection( !event.ShiftDown() );
2132         nevent.SetEventObject( GetParent()->GetParent() );
2133         nevent.SetCurrentFocus( m_parent );
2134         if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
2135             return;
2136     }
2137
2138     // no item -> nothing to do
2139     if (!HasCurrentRow())
2140     {
2141         event.Skip();
2142         return;
2143     }
2144
2145     // don't use m_linesPerPage directly as it might not be computed yet
2146     const int pageSize = GetCountPerPage();
2147     wxCHECK_RET( pageSize, _T("should have non zero page size") );
2148
2149     switch ( event.GetKeyCode() )
2150     {
2151         case WXK_UP:
2152             if ( m_currentRow > 0 )
2153                 OnArrowChar( m_currentRow - 1, event );
2154             break;
2155
2156         case WXK_DOWN:
2157             if ( m_currentRow < GetRowCount() - 1 )
2158                 OnArrowChar( m_currentRow + 1, event );
2159             break;
2160
2161         case WXK_END:
2162             if (!IsEmpty())
2163                 OnArrowChar( GetRowCount() - 1, event );
2164             break;
2165
2166         case WXK_HOME:
2167             if (!IsEmpty())
2168                 OnArrowChar( 0, event );
2169             break;
2170
2171         case WXK_PAGEUP:
2172             {
2173                 int steps = pageSize - 1;
2174                 int index = m_currentRow - steps;
2175                 if (index < 0)
2176                     index = 0;
2177
2178                 OnArrowChar( index, event );
2179             }
2180             break;
2181
2182         case WXK_PAGEDOWN:
2183             {
2184                 int steps = pageSize - 1;
2185                 unsigned int index = m_currentRow + steps;
2186                 unsigned int count = GetRowCount();
2187                 if ( index >= count )
2188                     index = count - 1;
2189
2190                 OnArrowChar( index, event );
2191             }
2192             break;
2193
2194         default:
2195             event.Skip();
2196     }
2197 }
2198
2199 void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
2200 {
2201     if (event.GetEventType() == wxEVT_MOUSEWHEEL)
2202     {
2203         // let the base handle mouse wheel events.
2204         event.Skip();
2205         return;
2206     }
2207
2208     int x = event.GetX();
2209     int y = event.GetY();
2210     m_owner->CalcUnscrolledPosition( x, y, &x, &y );
2211
2212     wxDataViewColumn *col = NULL;
2213
2214     int xpos = 0;
2215     unsigned int cols = GetOwner()->GetColumnCount();
2216     unsigned int i;
2217     for (i = 0; i < cols; i++)
2218     {
2219         wxDataViewColumn *c = GetOwner()->GetColumn( i );
2220         if (c->IsHidden())
2221             continue;      // skip it!
2222
2223         if (x < xpos + c->GetWidth())
2224         {
2225             col = c;
2226             break;
2227         }
2228         xpos += c->GetWidth();
2229     }
2230     if (!col)
2231         return;
2232     wxDataViewRenderer *cell = col->GetRenderer();
2233
2234     unsigned int current = y / m_lineHeight;
2235
2236     if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
2237     {
2238         // Unselect all if below the last row ?
2239         return;
2240     }
2241
2242     wxDataViewListModel *model = GetOwner()->GetModel();
2243
2244     if (event.Dragging())
2245     {
2246         if (m_dragCount == 0)
2247         {
2248             // we have to report the raw, physical coords as we want to be
2249             // able to call HitTest(event.m_pointDrag) from the user code to
2250             // get the item being dragged
2251             m_dragStart = event.GetPosition();
2252         }
2253
2254         m_dragCount++;
2255
2256         if (m_dragCount != 3)
2257             return;
2258
2259         if (event.LeftIsDown())
2260         {
2261             // Notify cell about drag
2262         }
2263         return;
2264     }
2265     else
2266     {
2267         m_dragCount = 0;
2268     }
2269
2270     bool forceClick = false;
2271
2272     if (event.ButtonDClick())
2273     {
2274         m_renameTimer->Stop();
2275         m_lastOnSame = false;
2276     }
2277
2278     if (event.LeftDClick())
2279     {
2280         if ( current == m_lineLastClicked )
2281         {
2282             if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)
2283             {
2284                 wxVariant value;
2285                 model->GetValue( value, col->GetModelColumn(), current );
2286                 cell->SetValue( value );
2287                 wxRect cell_rect( xpos, current * m_lineHeight,
2288                                   col->GetWidth(), m_lineHeight );
2289                 cell->Activate( cell_rect, model, col->GetModelColumn(), current );
2290             }
2291             return;
2292         }
2293         else
2294         {
2295             // The first click was on another item, so don't interpret this as
2296             // a double click, but as a simple click instead
2297             forceClick = true;
2298         }
2299     }
2300
2301     if (event.LeftUp())
2302     {
2303         if (m_lineSelectSingleOnUp != (unsigned int)-1)
2304         {
2305             // select single line
2306             SelectAllRows( false );
2307             SelectRow( m_lineSelectSingleOnUp, true );
2308         }
2309
2310         if (m_lastOnSame)
2311         {
2312             if ((col == m_currentCol) && (current == m_currentRow) &&
2313                 (cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) )
2314             {
2315                 m_renameTimer->Start( 100, true );
2316             }
2317         }
2318
2319         m_lastOnSame = false;
2320         m_lineSelectSingleOnUp = (unsigned int)-1;
2321     }
2322     else
2323     {
2324         // This is necessary, because after a DnD operation in
2325         // from and to ourself, the up event is swallowed by the
2326         // DnD code. So on next non-up event (which means here and
2327         // now) m_lineSelectSingleOnUp should be reset.
2328         m_lineSelectSingleOnUp = (unsigned int)-1;
2329     }
2330
2331     if (event.RightDown())
2332     {
2333         m_lineBeforeLastClicked = m_lineLastClicked;
2334         m_lineLastClicked = current;
2335
2336         // If the item is already selected, do not update the selection.
2337         // Multi-selections should not be cleared if a selected item is clicked.
2338         if (!IsRowSelected(current))
2339         {
2340             SelectAllRows(false);
2341             ChangeCurrentRow(current);
2342             SelectRow(m_currentRow,true);
2343         }
2344
2345         // notify cell about right click
2346         // cell->...
2347
2348         // Allow generation of context menu event
2349         event.Skip();
2350     }
2351     else if (event.MiddleDown())
2352     {
2353         // notify cell about middle click
2354         // cell->...
2355     }
2356     if (event.LeftDown() || forceClick)
2357     {
2358 #ifdef __WXMSW__
2359         SetFocus();
2360 #endif
2361
2362         m_lineBeforeLastClicked = m_lineLastClicked;
2363         m_lineLastClicked = current;
2364
2365         unsigned int oldCurrentRow = m_currentRow;
2366         bool oldWasSelected = IsRowSelected(m_currentRow);
2367
2368         bool cmdModifierDown = event.CmdDown();
2369         if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
2370         {
2371             if ( IsSingleSel() || !IsRowSelected(current) )
2372             {
2373                 SelectAllRows( false );
2374
2375                 ChangeCurrentRow(current);
2376
2377                 SelectRow(m_currentRow,true);
2378             }
2379             else // multi sel & current is highlighted & no mod keys
2380             {
2381                 m_lineSelectSingleOnUp = current;
2382                 ChangeCurrentRow(current); // change focus
2383             }
2384         }
2385         else // multi sel & either ctrl or shift is down
2386         {
2387             if (cmdModifierDown)
2388             {
2389                 ChangeCurrentRow(current);
2390
2391                 ReverseRowSelection(m_currentRow);
2392             }
2393             else if (event.ShiftDown())
2394             {
2395                 ChangeCurrentRow(current);
2396
2397                 unsigned int lineFrom = oldCurrentRow,
2398                        lineTo = current;
2399
2400                 if ( lineTo < lineFrom )
2401                 {
2402                     lineTo = lineFrom;
2403                     lineFrom = m_currentRow;
2404                 }
2405
2406                 SelectRows(lineFrom, lineTo, true);
2407             }
2408             else // !ctrl, !shift
2409             {
2410                 // test in the enclosing if should make it impossible
2411                 wxFAIL_MSG( _T("how did we get here?") );
2412             }
2413         }
2414
2415         if (m_currentRow != oldCurrentRow)
2416             RefreshRow( oldCurrentRow );
2417
2418         wxDataViewColumn *oldCurrentCol = m_currentCol;
2419
2420         // Update selection here...
2421         m_currentCol = col;
2422
2423         m_lastOnSame = !forceClick && ((col == oldCurrentCol) &&
2424                         (current == oldCurrentRow)) && oldWasSelected;
2425     }
2426 }
2427
2428 void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
2429 {
2430     m_hasFocus = true;
2431
2432     if (HasCurrentRow())
2433         Refresh();
2434
2435     event.Skip();
2436 }
2437
2438 void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
2439 {
2440     m_hasFocus = false;
2441
2442     if (HasCurrentRow())
2443         Refresh();
2444
2445     event.Skip();
2446 }
2447
2448 //-----------------------------------------------------------------------------
2449 // wxDataViewCtrl
2450 //-----------------------------------------------------------------------------
2451
2452 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
2453
2454 BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
2455     EVT_SIZE(wxDataViewCtrl::OnSize)
2456 END_EVENT_TABLE()
2457
2458 wxDataViewCtrl::~wxDataViewCtrl()
2459 {
2460     if (m_notifier)
2461         GetModel()->RemoveNotifier( m_notifier );
2462 }
2463
2464 void wxDataViewCtrl::Init()
2465 {
2466     m_notifier = NULL;
2467 }
2468
2469 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
2470            const wxPoint& pos, const wxSize& size,
2471            long style, const wxValidator& validator )
2472 {
2473     if (!wxControl::Create( parent, id, pos, size,
2474                             style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator))
2475         return false;
2476
2477     Init();
2478
2479 #ifdef __WXMAC__
2480     MacSetClipChildren( true ) ;
2481 #endif
2482
2483     m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
2484
2485     if (HasFlag(wxDV_NO_HEADER))
2486         m_headerArea = NULL;
2487     else
2488         m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY );
2489
2490     SetTargetWindow( m_clientArea );
2491
2492     wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
2493     if (m_headerArea)
2494         sizer->Add( m_headerArea, 0, wxGROW );
2495     sizer->Add( m_clientArea, 1, wxGROW );
2496     SetSizer( sizer );
2497
2498     return true;
2499 }
2500
2501 #ifdef __WXMSW__
2502 WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
2503                                        WXWPARAM wParam,
2504                                        WXLPARAM lParam)
2505 {
2506     WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
2507
2508 #ifndef __WXWINCE__
2509     // we need to process arrows ourselves for scrolling
2510     if ( nMsg == WM_GETDLGCODE )
2511     {
2512         rc |= DLGC_WANTARROWS;
2513     }
2514 #endif
2515
2516     return rc;
2517 }
2518 #endif
2519
2520 void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
2521 {
2522     // We need to override OnSize so that our scrolled
2523     // window a) does call Layout() to use sizers for
2524     // positioning the controls but b) does not query
2525     // the sizer for their size and use that for setting
2526     // the scrollable area as set that ourselves by
2527     // calling SetScrollbar() further down.
2528
2529     Layout();
2530
2531     AdjustScrollbars();
2532 }
2533
2534 bool wxDataViewCtrl::AssociateModel( wxDataViewListModel *model )
2535 {
2536     if (!wxDataViewCtrlBase::AssociateModel( model ))
2537         return false;
2538
2539     m_notifier = new wxGenericDataViewListModelNotifier( m_clientArea );
2540
2541     model->AddNotifier( m_notifier );
2542
2543     m_clientArea->UpdateDisplay();
2544
2545     return true;
2546 }
2547
2548 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
2549 {
2550     if (!wxDataViewCtrlBase::AppendColumn(col))
2551         return false;
2552
2553     OnColumnChange();
2554     return true;
2555 }
2556
2557 void wxDataViewCtrl::OnColumnChange()
2558 {
2559     if (m_headerArea)
2560         m_headerArea->UpdateDisplay();
2561
2562     m_clientArea->UpdateDisplay();
2563 }
2564
2565 void wxDataViewCtrl::SetSelection( int row )
2566 {
2567     m_clientArea->SelectRow(row, true);
2568 }
2569
2570 void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to )
2571 {
2572     m_clientArea->SelectRows(from, to, true);
2573 }
2574
2575 void wxDataViewCtrl::SetSelections( const wxArrayInt& aSelections )
2576 {
2577     m_clientArea->Select(aSelections);
2578 }
2579
2580 void wxDataViewCtrl::Unselect( unsigned int WXUNUSED(row) )
2581 {
2582     // FIXME - TODO
2583 }
2584
2585 bool wxDataViewCtrl::IsSelected( unsigned int WXUNUSED(row) ) const
2586 {
2587     // FIXME - TODO
2588
2589     return false;
2590 }
2591
2592 int wxDataViewCtrl::GetSelection() const
2593 {
2594     // FIXME - TODO
2595
2596     return -1;
2597 }
2598
2599 int wxDataViewCtrl::GetSelections(wxArrayInt& WXUNUSED(aSelections) ) const
2600 {
2601     // FIXME - TODO
2602
2603     return 0;
2604 }
2605
2606 #endif
2607     // !wxUSE_GENERICDATAVIEWCTRL
2608
2609 #endif
2610     // wxUSE_DATAVIEWCTRL