src/propgrid/property.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/propgrid/property.cpp
   3 // Purpose:     wxPGProperty and related support classes
   4 // Author:      Jaakko Salli
   5 // Modified by:
   6 // Created:     2008-08-23
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Jaakko Salli
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_PROPGRID
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/defs.h"
  23     #include "wx/object.h"
  24     #include "wx/hash.h"
  25     #include "wx/string.h"
  26     #include "wx/log.h"
  27     #include "wx/event.h"
  28     #include "wx/window.h"
  29     #include "wx/panel.h"
  30     #include "wx/dc.h"
  31     #include "wx/dcmemory.h"
  32     #include "wx/pen.h"
  33     #include "wx/brush.h"
  34     #include "wx/settings.h"
  35     #include "wx/intl.h"
  36 #endif
  37
  38 #include "wx/propgrid/propgrid.h"
  39
  40
  41 #define PWC_CHILD_SUMMARY_LIMIT         16 // Maximum number of children summarized in a parent property's
  42                                            // value field.
  43
  44 #define PWC_CHILD_SUMMARY_CHAR_LIMIT    64 // Character limit of summary field when not editing
  45
  46 #if wxPG_COMPATIBILITY_1_4
  47
  48 // Used to establish backwards compatiblity
  49 const char* g_invalidStringContent = "@__TOTALLY_INVALID_STRING__@";
  50
  51 #endif
  52
  53 // -----------------------------------------------------------------------
  54
  55 static void wxPGDrawFocusRect( wxDC& dc, const wxRect& rect )
  56 {
  57 #if defined(__WXMSW__) && !defined(__WXWINCE__)
  58     // FIXME: Use DrawFocusRect code above (currently it draws solid line
  59     //   for caption focus but works ok for other stuff).
  60     //   Also, it seems that this code may not work in future wx versions.
  61     dc.SetLogicalFunction(wxINVERT);
  62
  63     wxPen pen(*wxBLACK,1,wxDOT);
  64     pen.SetCap(wxCAP_BUTT);
  65     dc.SetPen(pen);
  66     dc.SetBrush(*wxTRANSPARENT_BRUSH);
  67
  68     dc.DrawRectangle(rect);
  69
  70     dc.SetLogicalFunction(wxCOPY);
  71 #else
  72     dc.SetLogicalFunction(wxINVERT);
  73
  74     dc.SetPen(wxPen(*wxBLACK,1,wxDOT));
  75     dc.SetBrush(*wxTRANSPARENT_BRUSH);
  76
  77     dc.DrawRectangle(rect);
  78
  79     dc.SetLogicalFunction(wxCOPY);
  80 #endif
  81 }
  82
  83 // -----------------------------------------------------------------------
  84 // wxPGCellRenderer
  85 // -----------------------------------------------------------------------
  86
  87 wxSize wxPGCellRenderer::GetImageSize( const wxPGProperty* WXUNUSED(property),
  88                                        int WXUNUSED(column),
  89                                        int WXUNUSED(item) ) const
  90 {
  91      return wxSize(0, 0);
  92 }
  93
  94 void wxPGCellRenderer::DrawText( wxDC& dc, const wxRect& rect,
  95                                  int xOffset, const wxString& text ) const
  96 {
  97     if ( xOffset )
  98         xOffset += wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
  99     dc.DrawText( text,
 100                  rect.x+xOffset+wxPG_XBEFORETEXT,
 101                  rect.y+((rect.height-dc.GetCharHeight())/2) );
 102 }
 103
 104 void wxPGCellRenderer::DrawEditorValue( wxDC& dc, const wxRect& rect,
 105                                         int xOffset, const wxString& text,
 106                                         wxPGProperty* property,
 107                                         const wxPGEditor* editor ) const
 108 {
 109     if ( xOffset )
 110         xOffset += wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
 111
 112     int yOffset = ((rect.height-dc.GetCharHeight())/2);
 113
 114     if ( editor )
 115     {
 116         wxRect rect2(rect);
 117         rect2.x += xOffset;
 118         rect2.y += yOffset;
 119         rect2.height -= yOffset;
 120         editor->DrawValue( dc, rect2, property, text );
 121     }
 122     else
 123     {
 124         dc.DrawText( text,
 125                      rect.x+xOffset+wxPG_XBEFORETEXT,
 126                      rect.y+yOffset );
 127     }
 128 }
 129
 130 void wxPGCellRenderer::DrawCaptionSelectionRect( wxDC& dc, int x, int y, int w, int h ) const
 131 {
 132     wxRect focusRect(x,y+((h-dc.GetCharHeight())/2),w,h);
 133     wxPGDrawFocusRect(dc,focusRect);
 134 }
 135
 136 int wxPGCellRenderer::PreDrawCell( wxDC& dc, const wxRect& rect, const wxPGCell& cell, int flags ) const
 137 {
 138     int imageOffset = 0;
 139
 140     // If possible, use cell colours
 141     if ( !(flags & DontUseCellBgCol) )
 142     {
 143         dc.SetPen(cell.GetBgCol());
 144         dc.SetBrush(cell.GetBgCol());
 145     }
 146
 147     if ( !(flags & DontUseCellFgCol) )
 148     {
 149         dc.SetTextForeground(cell.GetFgCol());
 150     }
 151
 152     // Draw Background, but only if not rendering in control
 153     // (as control already has rendered correct background).
 154     if ( !(flags & (Control|ChoicePopup)) )
 155         dc.DrawRectangle(rect);
 156
 157     const wxBitmap& bmp = cell.GetBitmap();
 158     if ( bmp.Ok() &&
 159         // Do not draw oversized bitmap outside choice popup
 160          ((flags & ChoicePopup) || bmp.GetHeight() < rect.height )
 161         )
 162     {
 163         dc.DrawBitmap( bmp,
 164                        rect.x + wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
 165                        rect.y + wxPG_CUSTOM_IMAGE_SPACINGY,
 166                        true );
 167         imageOffset = bmp.GetWidth();
 168     }
 169
 170     return imageOffset;
 171 }
 172
 173 // -----------------------------------------------------------------------
 174 // wxPGDefaultRenderer
 175 // -----------------------------------------------------------------------
 176
 177 void wxPGDefaultRenderer::Render( wxDC& dc, const wxRect& rect,
 178                                   const wxPropertyGrid* propertyGrid, wxPGProperty* property,
 179                                   int column, int item, int flags ) const
 180 {
 181     bool isUnspecified = property->IsValueUnspecified();
 182
 183     if ( column == 1 && item == -1 )
 184     {
 185         int cmnVal = property->GetCommonValue();
 186         if ( cmnVal >= 0 )
 187         {
 188             // Common Value
 189             if ( !isUnspecified )
 190                 DrawText( dc, rect, 0, propertyGrid->GetCommonValueLabel(cmnVal) );
 191             return;
 192         }
 193     }
 194
 195     const wxPGEditor* editor = NULL;
 196     const wxPGCell* cell = NULL;
 197
 198     wxString text;
 199     int imageOffset = 0;
 200     int preDrawFlags = flags;
 201
 202     property->GetDisplayInfo(column, item, flags, &text, &cell);
 203
 204     imageOffset = PreDrawCell( dc, rect, *cell, preDrawFlags );
 205
 206     if ( column == 1 )
 207     {
 208         if ( !isUnspecified )
 209         {
 210             editor = property->GetColumnEditor(column);
 211
 212             // Regular property value
 213
 214             wxSize imageSize = propertyGrid->GetImageSize(property, item);
 215
 216             wxPGPaintData paintdata;
 217             paintdata.m_parent = propertyGrid;
 218             paintdata.m_choiceItem = item;
 219
 220             if ( imageSize.x > 0 )
 221             {
 222                 wxRect imageRect(rect.x + wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
 223                                  rect.y+wxPG_CUSTOM_IMAGE_SPACINGY,
 224                                  wxPG_CUSTOM_IMAGE_WIDTH,
 225                                  rect.height-(wxPG_CUSTOM_IMAGE_SPACINGY*2));
 226
 227                 dc.SetPen( wxPen(propertyGrid->GetCellTextColour(), 1, wxSOLID) );
 228
 229                 paintdata.m_drawnWidth = imageSize.x;
 230                 paintdata.m_drawnHeight = imageSize.y;
 231
 232                 property->OnCustomPaint( dc, imageRect, paintdata );
 233
 234                 imageOffset = paintdata.m_drawnWidth;
 235             }
 236
 237             text = property->GetValueAsString();
 238
 239             // Add units string?
 240             if ( propertyGrid->GetColumnCount() <= 2 )
 241             {
 242                 wxString unitsString = property->GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 243                 if ( unitsString.length() )
 244                     text = wxString::Format(wxS("%s %s"), text.c_str(), unitsString.c_str() );
 245             }
 246         }
 247
 248         if ( text.length() == 0 )
 249         {
 250             // Try to show inline help if no text
 251             wxVariant vInlineHelp = property->GetAttribute(wxPGGlobalVars->m_strInlineHelp);
 252             if ( !vInlineHelp.IsNull() )
 253             {
 254                 text = vInlineHelp.GetString();
 255                 dc.SetTextForeground(propertyGrid->GetCellDisabledTextColour());
 256             }
 257         }
 258     }
 259
 260     DrawEditorValue( dc, rect, imageOffset, text, property, editor );
 261
 262     // active caption gets nice dotted rectangle
 263     if ( property->IsCategory() /*&& column == 0*/ )
 264     {
 265         if ( flags & Selected )
 266         {
 267             if ( imageOffset > 0 )
 268                 imageOffset += wxCC_CUSTOM_IMAGE_MARGIN2 + 4;
 269
 270             DrawCaptionSelectionRect( dc,
 271                                       rect.x+wxPG_XBEFORETEXT-wxPG_CAPRECTXMARGIN+imageOffset,
 272                                       rect.y-wxPG_CAPRECTYMARGIN+1,
 273                                       ((wxPropertyCategory*)property)->GetTextExtent(propertyGrid,
 274                                                                                      propertyGrid->GetCaptionFont())
 275                                       +(wxPG_CAPRECTXMARGIN*2),
 276                                       propertyGrid->GetFontHeight()+(wxPG_CAPRECTYMARGIN*2) );
 277         }
 278     }
 279 }
 280
 281 wxSize wxPGDefaultRenderer::GetImageSize( const wxPGProperty* property,
 282                                           int column,
 283                                           int item ) const
 284 {
 285     if ( property && column == 1 )
 286     {
 287         if ( item == -1 )
 288         {
 289             wxBitmap* bmp = property->GetValueImage();
 290
 291             if ( bmp && bmp->Ok() )
 292                 return wxSize(bmp->GetWidth(),bmp->GetHeight());
 293         }
 294     }
 295     return wxSize(0,0);
 296 }
 297
 298 // -----------------------------------------------------------------------
 299 // wxPGCellData
 300 // -----------------------------------------------------------------------
 301
 302 wxPGCellData::wxPGCellData()
 303     : wxObjectRefData()
 304 {
 305     m_hasValidText = false;
 306 }
 307
 308 // -----------------------------------------------------------------------
 309 // wxPGCell
 310 // -----------------------------------------------------------------------
 311
 312 wxPGCell::wxPGCell()
 313     : wxObject()
 314 {
 315 }
 316
 317 wxPGCell::wxPGCell( const wxString& text,
 318                     const wxBitmap& bitmap,
 319                     const wxColour& fgCol,
 320                     const wxColour& bgCol )
 321     : wxObject()
 322 {
 323     wxPGCellData* data = new wxPGCellData();
 324     m_refData = data;
 325     data->m_text = text;
 326     data->m_bitmap = bitmap;
 327     data->m_fgCol = fgCol;
 328     data->m_bgCol = bgCol;
 329     data->m_hasValidText = true;
 330 }
 331
 332 wxObjectRefData *wxPGCell::CloneRefData( const wxObjectRefData *data ) const
 333 {
 334     wxPGCellData* c = new wxPGCellData();
 335     const wxPGCellData* o = (const wxPGCellData*) data;
 336     c->m_text = o->m_text;
 337     c->m_bitmap = o->m_bitmap;
 338     c->m_fgCol = o->m_fgCol;
 339     c->m_bgCol = o->m_bgCol;
 340     c->m_hasValidText = o->m_hasValidText;
 341     return c;
 342 }
 343
 344 void wxPGCell::SetText( const wxString& text )
 345 {
 346     AllocExclusive();
 347
 348     GetData()->SetText(text);
 349 }
 350
 351 void wxPGCell::SetBitmap( const wxBitmap& bitmap )
 352 {
 353     AllocExclusive();
 354
 355     GetData()->SetBitmap(bitmap);
 356 }
 357
 358 void wxPGCell::SetFgCol( const wxColour& col )
 359 {
 360     AllocExclusive();
 361
 362     GetData()->SetFgCol(col);
 363 }
 364
 365 void wxPGCell::SetBgCol( const wxColour& col )
 366 {
 367     AllocExclusive();
 368
 369     GetData()->SetBgCol(col);
 370 }
 371
 372 void wxPGCell::MergeFrom( const wxPGCell& srcCell )
 373 {
 374     AllocExclusive();
 375
 376     wxPGCellData* data = GetData();
 377
 378     if ( srcCell.HasText() )
 379         data->SetText(srcCell.GetText());
 380
 381     if ( srcCell.GetFgCol().IsOk() )
 382         data->SetFgCol(srcCell.GetFgCol());
 383
 384     if ( srcCell.GetBgCol().IsOk() )
 385         data->SetBgCol(srcCell.GetBgCol());
 386
 387     if ( srcCell.GetBitmap().IsOk() )
 388         data->SetBitmap(srcCell.GetBitmap());
 389 }
 390
 391 // -----------------------------------------------------------------------
 392 // wxPGProperty
 393 // -----------------------------------------------------------------------
 394
 395 IMPLEMENT_ABSTRACT_CLASS(wxPGProperty, wxObject)
 396
 397 wxString* wxPGProperty::sm_wxPG_LABEL = NULL;
 398
 399 void wxPGProperty::Init()
 400 {
 401     m_commonValue = -1;
 402     m_arrIndex = 0xFFFF;
 403     m_parent = NULL;
 404
 405     m_parentState = NULL;
 406
 407     m_clientData = NULL;
 408     m_clientObject = NULL;
 409
 410     m_customEditor = NULL;
 411 #if wxUSE_VALIDATORS
 412     m_validator = NULL;
 413 #endif
 414     m_valueBitmap = NULL;
 415
 416     m_maxLen = 0; // infinite maximum length
 417
 418     m_flags = wxPG_PROP_PROPERTY;
 419
 420     m_depth = 1;
 421
 422     SetExpanded(true);
 423 }
 424
 425
 426 void wxPGProperty::Init( const wxString& label, const wxString& name )
 427 {
 428     // We really need to check if &label and &name are NULL pointers
 429     // (this can if we are called before property grid has been initalized)
 430
 431     if ( (&label) != NULL && label != wxPG_LABEL )
 432         m_label = label;
 433
 434     if ( (&name) != NULL && name != wxPG_LABEL )
 435         DoSetName( name );
 436     else
 437         DoSetName( m_label );
 438
 439     Init();
 440 }
 441
 442 void wxPGProperty::InitAfterAdded( wxPropertyGridPageState* pageState,
 443                                    wxPropertyGrid* propgrid )
 444 {
 445     //
 446     // Called after property has been added to grid or page
 447     // (so propgrid can be NULL, too).
 448
 449     wxPGProperty* parent = m_parent;
 450     bool parentIsRoot = parent->IsKindOf(CLASSINFO(wxPGRootProperty));
 451
 452     m_parentState = pageState;
 453
 454 #if wxPG_COMPATIBILITY_1_4
 455     // Make sure deprecated virtual functions are not implemented
 456     wxString s = GetValueAsString( 0xFFFF );
 457     wxASSERT_MSG( s == g_invalidStringContent,
 458                   "Implement ValueToString() instead of GetValueAsString()" );
 459 #endif
 460
 461     if ( !parentIsRoot && !parent->IsCategory() )
 462     {
 463         m_cells = parent->m_cells;
 464     }
 465
 466     // If in hideable adding mode, or if assigned parent is hideable, then
 467     // make this one hideable.
 468     if (
 469          ( !parentIsRoot && parent->HasFlag(wxPG_PROP_HIDDEN) ) ||
 470          ( propgrid && (propgrid->HasInternalFlag(wxPG_FL_ADDING_HIDEABLES)) )
 471        )
 472         SetFlag( wxPG_PROP_HIDDEN );
 473
 474     // Set custom image flag.
 475     int custImgHeight = OnMeasureImage().y;
 476     if ( custImgHeight < 0 )
 477     {
 478         SetFlag(wxPG_PROP_CUSTOMIMAGE);
 479     }
 480
 481     if ( propgrid && (propgrid->HasFlag(wxPG_LIMITED_EDITING)) )
 482         SetFlag(wxPG_PROP_NOEDITOR);
 483
 484     // Make sure parent has some parental flags
 485     if ( !parent->HasFlag(wxPG_PROP_PARENTAL_FLAGS) )
 486         parent->SetParentalType(wxPG_PROP_MISC_PARENT);
 487
 488     if ( !IsCategory() )
 489     {
 490         // This is not a category.
 491
 492         // Depth.
 493         //
 494         unsigned char depth = 1;
 495         if ( !parentIsRoot )
 496         {
 497             depth = parent->m_depth;
 498             if ( !parent->IsCategory() )
 499                 depth++;
 500         }
 501         m_depth = depth;
 502         unsigned char greyDepth = depth;
 503
 504         if ( !parentIsRoot )
 505         {
 506             wxPropertyCategory* pc;
 507
 508             if ( parent->IsCategory() )
 509                 pc = (wxPropertyCategory* ) parent;
 510             else
 511                 // This conditional compile is necessary to
 512                 // bypass some compiler bug.
 513                 pc = pageState->GetPropertyCategory(parent);
 514
 515             if ( pc )
 516                 greyDepth = pc->GetDepth();
 517             else
 518                 greyDepth = parent->m_depthBgCol;
 519         }
 520
 521         m_depthBgCol = greyDepth;
 522     }
 523     else
 524     {
 525         // This is a category.
 526
 527         // depth
 528         unsigned char depth = 1;
 529         if ( !parentIsRoot )
 530         {
 531             depth = parent->m_depth + 1;
 532         }
 533         m_depth = depth;
 534         m_depthBgCol = depth;
 535     }
 536
 537     //
 538     // Has initial children
 539     if ( GetChildCount() )
 540     {
 541         // Check parental flags
 542         wxASSERT_MSG( (m_flags & wxPG_PROP_PARENTAL_FLAGS),
 543                       "Call SetFlag(wxPG_PROP_MISC_PARENT) or"
 544                       "SetFlag(wxPG_PROP_AGGREGATE) before calling"
 545                       "wxPGProperty::AddChild()." );
 546
 547         if ( HasFlag(wxPG_PROP_AGGREGATE) )
 548         {
 549             // Properties with private children are not expanded by default.
 550             SetExpanded(false);
 551         }
 552         else if ( propgrid && propgrid->HasFlag(wxPG_HIDE_MARGIN) )
 553         {
 554             // ...unless it cannot be expanded by user and therefore must
 555             // remain visible at all times
 556             SetExpanded(true);
 557         }
 558
 559         //
 560         // Prepare children recursively
 561         for ( unsigned int i=0; i<GetChildCount(); i++ )
 562         {
 563             wxPGProperty* child = Item(i);
 564             child->InitAfterAdded(pageState, pageState->GetGrid());
 565         }
 566
 567         if ( propgrid && (propgrid->GetExtraStyle() & wxPG_EX_AUTO_UNSPECIFIED_VALUES) )
 568             SetFlagRecursively(wxPG_PROP_AUTO_UNSPECIFIED, true);
 569     }
 570 }
 571
 572 wxPGProperty::wxPGProperty()
 573     : wxObject()
 574 {
 575     Init();
 576 }
 577
 578
 579 wxPGProperty::wxPGProperty( const wxString& label, const wxString& name )
 580     : wxObject()
 581 {
 582     Init( label, name );
 583 }
 584
 585
 586 wxPGProperty::~wxPGProperty()
 587 {
 588     delete m_clientObject;
 589
 590     Empty();  // this deletes items
 591
 592     delete m_valueBitmap;
 593 #if wxUSE_VALIDATORS
 594     delete m_validator;
 595 #endif
 596
 597     // This makes it easier for us to detect dangling pointers
 598     m_parent = NULL;
 599 }
 600
 601
 602 bool wxPGProperty::IsSomeParent( wxPGProperty* candidate ) const
 603 {
 604     wxPGProperty* parent = m_parent;
 605     do
 606     {
 607         if ( parent == candidate )
 608             return true;
 609         parent = parent->m_parent;
 610     } while ( parent );
 611     return false;
 612 }
 613
 614
 615 wxString wxPGProperty::GetName() const
 616 {
 617     wxPGProperty* parent = GetParent();
 618
 619     if ( !m_name.length() || !parent || parent->IsCategory() || parent->IsRoot() )
 620         return m_name;
 621
 622     return m_parent->GetName() + wxS(".") + m_name;
 623 }
 624
 625 wxPropertyGrid* wxPGProperty::GetGrid() const
 626 {
 627     if ( !m_parentState )
 628         return NULL;
 629     return m_parentState->GetGrid();
 630 }
 631
 632 int wxPGProperty::Index( const wxPGProperty* p ) const
 633 {
 634     for ( unsigned int i = 0; i<m_children.size(); i++ )
 635     {
 636         if ( p == m_children[i] )
 637             return i;
 638     }
 639     return wxNOT_FOUND;
 640 }
 641
 642 bool wxPGProperty::ValidateValue( wxVariant& WXUNUSED(value), wxPGValidationInfo& WXUNUSED(validationInfo) ) const
 643 {
 644     return true;
 645 }
 646
 647 void wxPGProperty::OnSetValue()
 648 {
 649 }
 650
 651 void wxPGProperty::RefreshChildren ()
 652 {
 653 }
 654
 655 void wxPGProperty::OnValidationFailure( wxVariant& WXUNUSED(pendingValue) )
 656 {
 657 }
 658
 659 void wxPGProperty::GetDisplayInfo( unsigned int column,
 660                                    int choiceIndex,
 661                                    int flags,
 662                                    wxString* pString,
 663                                    const wxPGCell** pCell )
 664 {
 665     const wxPGCell* cell = NULL;
 666
 667     if ( !(flags & wxPGCellRenderer::ChoicePopup) )
 668     {
 669         // Not painting listi of choice popups, so get text from property
 670         cell = &GetCell(column);
 671         if ( cell->HasText() )
 672         {
 673             *pString = cell->GetText();
 674         }
 675         else
 676         {
 677             if ( column == 0 )
 678                 *pString = GetLabel();
 679             else if ( column == 1 )
 680                 *pString = GetDisplayedString();
 681             else if ( column == 2 )
 682                 *pString = GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 683         }
 684     }
 685     else
 686     {
 687         wxASSERT( column == 1 );
 688
 689         if ( choiceIndex != wxNOT_FOUND )
 690         {
 691             const wxPGChoiceEntry& entry = m_choices[choiceIndex];
 692             if ( entry.GetBitmap().IsOk() ||
 693                  entry.GetFgCol().IsOk() ||
 694                  entry.GetBgCol().IsOk() )
 695                 cell = &entry;
 696             *pString = m_choices.GetLabel(choiceIndex);
 697         }
 698     }
 699
 700     if ( !cell )
 701         cell = &GetCell(column);
 702
 703     wxASSERT_MSG( cell->GetData(),
 704                   wxString::Format("Invalid cell for property %s",
 705                                    GetName().c_str()) );
 706
 707     *pCell = cell;
 708 }
 709
 710 /*
 711 wxString wxPGProperty::GetColumnText( unsigned int col, int choiceIndex ) const
 712 {
 713
 714     if ( col != 1 || choiceIndex == wxNOT_FOUND )
 715     {
 716         const wxPGCell& cell = GetCell(col);
 717         if ( cell->HasText() )
 718         {
 719             return cell->GetText();
 720         }
 721         else
 722         {
 723             if ( col == 0 )
 724                 return GetLabel();
 725             else if ( col == 1 )
 726                 return GetDisplayedString();
 727             else if ( col == 2 )
 728                 return GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 729         }
 730     }
 731     else
 732     {
 733         // Use choice
 734         return m_choices.GetLabel(choiceIndex);
 735     }
 736
 737     return wxEmptyString;
 738 }
 739 */
 740
 741 void wxPGProperty::DoGenerateComposedValue( wxString& text,
 742                                             int argFlags,
 743                                             const wxVariantList* valueOverrides,
 744                                             wxPGHashMapS2S* childResults ) const
 745 {
 746     int i;
 747     int iMax = m_children.size();
 748
 749     text.clear();
 750     if ( iMax == 0 )
 751         return;
 752
 753     if ( iMax > PWC_CHILD_SUMMARY_LIMIT &&
 754          !(argFlags & wxPG_FULL_VALUE) )
 755         iMax = PWC_CHILD_SUMMARY_LIMIT;
 756
 757     int iMaxMinusOne = iMax-1;
 758
 759     if ( !IsTextEditable() )
 760         argFlags |= wxPG_UNEDITABLE_COMPOSITE_FRAGMENT;
 761
 762     wxPGProperty* curChild = m_children[0];
 763
 764     bool overridesLeft = false;
 765     wxVariant overrideValue;
 766     wxVariantList::const_iterator node;
 767
 768     if ( valueOverrides )
 769     {
 770         node = valueOverrides->begin();
 771         if ( node != valueOverrides->end() )
 772         {
 773             overrideValue = *node;
 774             overridesLeft = true;
 775         }
 776     }
 777
 778     for ( i = 0; i < iMax; i++ )
 779     {
 780         wxVariant childValue;
 781
 782         wxString childLabel = curChild->GetLabel();
 783
 784         // Check for value override
 785         if ( overridesLeft && overrideValue.GetName() == childLabel )
 786         {
 787             if ( !overrideValue.IsNull() )
 788                 childValue = overrideValue;
 789             else
 790                 childValue = curChild->GetValue();
 791             ++node;
 792             if ( node != valueOverrides->end() )
 793                 overrideValue = *node;
 794             else
 795                 overridesLeft = false;
 796         }
 797         else
 798         {
 799             childValue = curChild->GetValue();
 800         }
 801
 802         wxString s;
 803         if ( !childValue.IsNull() )
 804         {
 805             if ( overridesLeft &&
 806                  curChild->HasFlag(wxPG_PROP_COMPOSED_VALUE) &&
 807                  childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
 808             {
 809                 wxVariantList& childList = childValue.GetList();
 810                 DoGenerateComposedValue(s, argFlags|wxPG_COMPOSITE_FRAGMENT,
 811                                         &childList, childResults);
 812             }
 813             else
 814             {
 815                 s = curChild->ValueToString(childValue,
 816                                             argFlags|wxPG_COMPOSITE_FRAGMENT);
 817             }
 818         }
 819
 820         if ( childResults && curChild->GetChildCount() )
 821             (*childResults)[curChild->GetName()] = s;
 822
 823         bool skip = false;
 824         if ( (argFlags & wxPG_UNEDITABLE_COMPOSITE_FRAGMENT) && !s.length() )
 825             skip = true;
 826
 827         if ( !curChild->GetChildCount() || skip )
 828             text += s;
 829         else
 830             text += wxS("[") + s + wxS("]");
 831
 832         if ( i < iMaxMinusOne )
 833         {
 834             if ( text.length() > PWC_CHILD_SUMMARY_CHAR_LIMIT &&
 835                  !(argFlags & wxPG_EDITABLE_VALUE) &&
 836                  !(argFlags & wxPG_FULL_VALUE) )
 837                 break;
 838
 839             if ( !skip )
 840             {
 841                 if ( !curChild->GetChildCount() )
 842                     text += wxS("; ");
 843                 else
 844                     text += wxS(" ");
 845             }
 846
 847             curChild = m_children[i+1];
 848         }
 849     }
 850
 851     if ( (unsigned int)i < m_children.size() )
 852     {
 853         if ( !text.EndsWith(wxS("; ")) )
 854             text += wxS("; ...");
 855         else
 856             text += wxS("...");
 857     }
 858 }
 859
 860 wxString wxPGProperty::ValueToString( wxVariant& WXUNUSED(value),
 861                                       int argFlags ) const
 862 {
 863     wxCHECK_MSG( GetChildCount() > 0,
 864                  wxString(),
 865                  "If user property does not have any children, it must "
 866                  "override GetValueAsString" );
 867
 868     // FIXME: Currently code below only works if value is actually m_value
 869     wxASSERT_MSG( argFlags & wxPG_VALUE_IS_CURRENT,
 870                   "Sorry, currently default wxPGProperty::ValueToString() "
 871                   "implementation only works if value is m_value." );
 872
 873     wxString text;
 874     DoGenerateComposedValue(text, argFlags);
 875     return text;
 876 }
 877
 878 wxString wxPGProperty::GetValueAsString( int argFlags ) const
 879 {
 880 #if wxPG_COMPATIBILITY_1_4
 881     // This is backwards compatibility test
 882     // That is, to make sure this function is not overridden
 883     // (instead, ValueToString() should be).
 884     if ( argFlags == 0xFFFF )
 885     {
 886         // Do not override! (for backwards compliancy)
 887         return g_invalidStringContent;
 888     }
 889 #endif
 890
 891     if ( IsValueUnspecified() )
 892         return wxEmptyString;
 893
 894     if ( m_commonValue == -1 )
 895     {
 896         wxVariant value(GetValue());
 897         return ValueToString(value, argFlags|wxPG_VALUE_IS_CURRENT);
 898     }
 899
 900     //
 901     // Return common value's string representation
 902     wxPropertyGrid* pg = GetGrid();
 903     const wxPGCommonValue* cv = pg->GetCommonValue(m_commonValue);
 904
 905     if ( argFlags & wxPG_FULL_VALUE )
 906     {
 907         return cv->GetLabel();
 908     }
 909     else if ( argFlags & wxPG_EDITABLE_VALUE )
 910     {
 911         return cv->GetEditableText();
 912     }
 913     else
 914     {
 915         return cv->GetLabel();
 916     }
 917 }
 918
 919 wxString wxPGProperty::GetValueString( int argFlags ) const
 920 {
 921     return GetValueAsString(argFlags);
 922 }
 923
 924 bool wxPGProperty::IntToValue( wxVariant& variant, int number, int WXUNUSED(argFlags) ) const
 925 {
 926     variant = (long)number;
 927     return true;
 928 }
 929
 930 // Convert semicolon delimited tokens into child values.
 931 bool wxPGProperty::StringToValue( wxVariant& variant, const wxString& text, int argFlags ) const
 932 {
 933     if ( !GetChildCount() )
 934         return false;
 935
 936     unsigned int curChild = 0;
 937
 938     unsigned int iMax = m_children.size();
 939
 940     if ( iMax > PWC_CHILD_SUMMARY_LIMIT &&
 941          !(argFlags & wxPG_FULL_VALUE) )
 942         iMax = PWC_CHILD_SUMMARY_LIMIT;
 943
 944     bool changed = false;
 945
 946     wxString token;
 947     size_t pos = 0;
 948
 949     // Its best only to add non-empty group items
 950     bool addOnlyIfNotEmpty = false;
 951     const wxChar delimeter = wxS(';');
 952
 953     size_t tokenStart = 0xFFFFFF;
 954
 955     wxVariantList temp_list;
 956     wxVariant list(temp_list);
 957
 958     int propagatedFlags = argFlags & (wxPG_REPORT_ERROR|wxPG_PROGRAMMATIC_VALUE);
 959
 960 #ifdef __WXDEBUG__
 961     bool debug_print = false;
 962 #endif
 963
 964 #ifdef __WXDEBUG__
 965     if ( debug_print )
 966         wxLogDebug(wxT(">> %s.StringToValue('%s')"),GetLabel().c_str(),text.c_str());
 967 #endif
 968
 969     wxString::const_iterator it = text.begin();
 970     wxUniChar a;
 971
 972     if ( it != text.end() )
 973         a = *it;
 974     else
 975         a = 0;
 976
 977     for ( ;; )
 978     {
 979         // How many units we iterate string forward at the end of loop?
 980         // We need to keep track of this or risk going to negative
 981         // with it-- operation.
 982         unsigned int strPosIncrement = 1;
 983
 984         if ( tokenStart != 0xFFFFFF )
 985         {
 986             // Token is running
 987             if ( a == delimeter || a == 0 )
 988             {
 989                 token = text.substr(tokenStart,pos-tokenStart);
 990                 token.Trim(true);
 991                 size_t len = token.length();
 992
 993                 if ( !addOnlyIfNotEmpty || len > 0 )
 994                 {
 995                     const wxPGProperty* child = Item(curChild);
 996                     wxVariant variant(child->GetValue());
 997                     wxString childName = child->GetBaseName();
 998
 999                 #ifdef __WXDEBUG__
1000                     if ( debug_print )
1001                         wxLogDebug(wxT("token = '%s', child = %s"),
1002                                    token.c_str(), childName.c_str());
1003                 #endif
1004
1005                     // Add only if editable or setting programmatically
1006                     if ( (argFlags & wxPG_PROGRAMMATIC_VALUE) ||
1007                          !child->HasFlag(wxPG_PROP_DISABLED|wxPG_PROP_READONLY) )
1008                     {
1009                         if ( len > 0 )
1010                         {
1011                             if ( child->StringToValue(variant, token,
1012                                  propagatedFlags|wxPG_COMPOSITE_FRAGMENT) )
1013                             {
1014                                 // We really need to set the variant's name
1015                                 // *after* child->StringToValue() has been
1016                                 // called, since variant's value may be set by
1017                                 // assigning another variant into it, which
1018                                 // then usually causes name to be copied (ie.
1019                                 // usually cleared) as well. wxBoolProperty
1020                                 // being case in point with its use of
1021                                 // wxPGVariant_Bool macro as an optimization.
1022                                 variant.SetName(childName);
1023                                 list.Append(variant);
1024
1025                                 changed = true;
1026                             }
1027                         }
1028                         else
1029                         {
1030                             // Empty, becomes unspecified
1031                             variant.MakeNull();
1032                             variant.SetName(childName);
1033                             list.Append(variant);
1034                             changed = true;
1035                         }
1036                     }
1037
1038                     curChild++;
1039                     if ( curChild >= iMax )
1040                         break;
1041                 }
1042
1043                 tokenStart = 0xFFFFFF;
1044             }
1045         }
1046         else
1047         {
1048             // Token is not running
1049             if ( a != wxS(' ') )
1050             {
1051
1052                 addOnlyIfNotEmpty = false;
1053
1054                 // Is this a group of tokens?
1055                 if ( a == wxS('[') )
1056                 {
1057                     int depth = 1;
1058
1059                     if ( it != text.end() ) ++it;
1060                     pos++;
1061                     size_t startPos = pos;
1062
1063                     // Group item - find end
1064                     while ( it != text.end() && depth > 0 )
1065                     {
1066                         a = *it;
1067                         ++it;
1068                         pos++;
1069
1070                         if ( a == wxS(']') )
1071                             depth--;
1072                         else if ( a == wxS('[') )
1073                             depth++;
1074                     }
1075
1076                     token = text.substr(startPos,pos-startPos-1);
1077
1078                     if ( !token.length() )
1079                         break;
1080
1081                     const wxPGProperty* child = Item(curChild);
1082
1083                     wxVariant oldChildValue = child->GetValue();
1084                     wxVariant variant(oldChildValue);
1085
1086                     if ( (argFlags & wxPG_PROGRAMMATIC_VALUE) ||
1087                          !child->HasFlag(wxPG_PROP_DISABLED|wxPG_PROP_READONLY) )
1088                     {
1089                         wxString childName = child->GetBaseName();
1090
1091                         bool stvRes = child->StringToValue( variant, token,
1092                                                             propagatedFlags );
1093                         if ( stvRes || (variant != oldChildValue) )
1094                         {
1095                             variant.SetName(childName);
1096                             list.Append(variant);
1097
1098                             changed = true;
1099                         }
1100                         else
1101                         {
1102                             // No changes...
1103                         }
1104                     }
1105
1106                     curChild++;
1107                     if ( curChild >= iMax )
1108                         break;
1109
1110                     addOnlyIfNotEmpty = true;
1111
1112                     tokenStart = 0xFFFFFF;
1113                 }
1114                 else
1115                 {
1116                     tokenStart = pos;
1117
1118                     if ( a == delimeter )
1119                         strPosIncrement -= 1;
1120                 }
1121             }
1122         }
1123
1124         if ( a == 0 )
1125             break;
1126
1127         it += strPosIncrement;
1128
1129         if ( it != text.end() )
1130         {
1131             a = *it;
1132         }
1133         else
1134         {
1135             a = 0;
1136         }
1137
1138         pos += strPosIncrement;
1139     }
1140
1141     if ( changed )
1142         variant = list;
1143
1144     return changed;
1145 }
1146
1147 bool wxPGProperty::SetValueFromString( const wxString& text, int argFlags )
1148 {
1149     wxVariant variant(m_value);
1150     bool res = StringToValue(variant, text, argFlags);
1151     if ( res )
1152         SetValue(variant);
1153     return res;
1154 }
1155
1156 bool wxPGProperty::SetValueFromInt( long number, int argFlags )
1157 {
1158     wxVariant variant(m_value);
1159     bool res = IntToValue(variant, number, argFlags);
1160     if ( res )
1161         SetValue(variant);
1162     return res;
1163 }
1164
1165 wxSize wxPGProperty::OnMeasureImage( int WXUNUSED(item) ) const
1166 {
1167     if ( m_valueBitmap )
1168         return wxSize(m_valueBitmap->GetWidth(),-1);
1169
1170     return wxSize(0,0);
1171 }
1172
1173 wxPGCellRenderer* wxPGProperty::GetCellRenderer( int WXUNUSED(column) ) const
1174 {
1175     return wxPGGlobalVars->m_defaultRenderer;
1176 }
1177
1178 void wxPGProperty::OnCustomPaint( wxDC& dc,
1179                                   const wxRect& rect,
1180                                   wxPGPaintData& )
1181 {
1182     wxBitmap* bmp = m_valueBitmap;
1183
1184     wxCHECK_RET( bmp && bmp->Ok(), wxT("invalid bitmap") );
1185
1186     wxCHECK_RET( rect.x >= 0, wxT("unexpected measure call") );
1187
1188     dc.DrawBitmap(*bmp,rect.x,rect.y);
1189 }
1190
1191 const wxPGEditor* wxPGProperty::DoGetEditorClass() const
1192 {
1193     return wxPGEditor_TextCtrl;
1194 }
1195
1196 // Default extra property event handling - that is, none at all.
1197 bool wxPGProperty::OnEvent( wxPropertyGrid*, wxWindow*, wxEvent& )
1198 {
1199     return false;
1200 }
1201
1202
1203 void wxPGProperty::SetValue( wxVariant value, wxVariant* pList, int flags )
1204 {
1205     // If auto unspecified values are not wanted (via window or property style),
1206     // then get default value instead of wxNullVariant.
1207     if ( value.IsNull() && (flags & wxPG_SETVAL_BY_USER) &&
1208          !UsesAutoUnspecified() )
1209     {
1210         value = GetDefaultValue();
1211     }
1212
1213     if ( !value.IsNull() )
1214     {
1215         wxVariant tempListVariant;
1216
1217         SetCommonValue(-1);
1218         // List variants are reserved a special purpose
1219         // as intermediate containers for child values
1220         // of properties with children.
1221         if ( value.GetType() == wxPG_VARIANT_TYPE_LIST )
1222         {
1223             //
1224             // However, situation is different for composed string properties
1225             if ( HasFlag(wxPG_PROP_COMPOSED_VALUE) )
1226             {
1227                 tempListVariant = value;
1228                 pList = &tempListVariant;
1229             }
1230
1231             wxVariant newValue;
1232             AdaptListToValue(value, &newValue);
1233             value = newValue;
1234             //wxLogDebug(wxT(">> %s.SetValue() adapted list value to type '%s'"),GetName().c_str(),value.GetType().c_str());
1235         }
1236
1237         if ( HasFlag( wxPG_PROP_AGGREGATE) )
1238             flags |= wxPG_SETVAL_AGGREGATED;
1239
1240         if ( pList && !pList->IsNull() )
1241         {
1242             wxASSERT( pList->GetType() == wxPG_VARIANT_TYPE_LIST );
1243             wxASSERT( GetChildCount() );
1244             wxASSERT( !IsCategory() );
1245
1246             wxVariantList& list = pList->GetList();
1247             wxVariantList::iterator node;
1248             unsigned int i = 0;
1249
1250             //wxLogDebug(wxT(">> %s.SetValue() pList parsing"),GetName().c_str());
1251
1252             // Children in list can be in any order, but we will give hint to
1253             // GetPropertyByNameWH(). This optimizes for full list parsing.
1254             for ( node = list.begin(); node != list.end(); ++node )
1255             {
1256                 wxVariant& childValue = *((wxVariant*)*node);
1257                 wxPGProperty* child = GetPropertyByNameWH(childValue.GetName(), i);
1258                 if ( child )
1259                 {
1260                     //wxLogDebug(wxT("%i: child = %s, childValue.GetType()=%s"),i,child->GetBaseName().c_str(),childValue.GetType().c_str());
1261                     if ( childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
1262                     {
1263                         if ( child->HasFlag(wxPG_PROP_AGGREGATE) && !(flags & wxPG_SETVAL_AGGREGATED) )
1264                         {
1265                             wxVariant listRefCopy = childValue;
1266                             child->SetValue(childValue, &listRefCopy, flags|wxPG_SETVAL_FROM_PARENT);
1267                         }
1268                         else
1269                         {
1270                             wxVariant oldVal = child->GetValue();
1271                             child->SetValue(oldVal, &childValue, flags|wxPG_SETVAL_FROM_PARENT);
1272                         }
1273                     }
1274                     else if ( child->GetValue() != childValue )
1275                     {
1276                         // For aggregate properties, we will trust RefreshChildren()
1277                         // to update child values.
1278                         if ( !HasFlag(wxPG_PROP_AGGREGATE) )
1279                             child->SetValue(childValue, NULL, flags|wxPG_SETVAL_FROM_PARENT);
1280                         if ( flags & wxPG_SETVAL_BY_USER )
1281                             child->SetFlag(wxPG_PROP_MODIFIED);
1282                     }
1283                 }
1284                 i++;
1285             }
1286         }
1287
1288         if ( !value.IsNull() )
1289         {
1290             m_value = value;
1291             OnSetValue();
1292         }
1293
1294         if ( flags & wxPG_SETVAL_BY_USER )
1295             SetFlag(wxPG_PROP_MODIFIED);
1296
1297         if ( HasFlag(wxPG_PROP_AGGREGATE) )
1298             RefreshChildren();
1299     }
1300     else
1301     {
1302         if ( m_commonValue != -1 )
1303         {
1304             wxPropertyGrid* pg = GetGrid();
1305             if ( !pg || m_commonValue != pg->GetUnspecifiedCommonValue() )
1306                 SetCommonValue(-1);
1307         }
1308
1309         m_value = value;
1310
1311         // Set children to unspecified, but only if aggregate or
1312         // value is <composed>
1313         if ( AreChildrenComponents() )
1314         {
1315             unsigned int i;
1316             for ( i=0; i<GetChildCount(); i++ )
1317                 Item(i)->SetValue(value, NULL, flags|wxPG_SETVAL_FROM_PARENT);
1318         }
1319     }
1320
1321     if ( !(flags & wxPG_SETVAL_FROM_PARENT) )
1322         UpdateParentValues();
1323
1324     //
1325     // Update editor control
1326     //
1327
1328     // We need to check for these, otherwise GetGrid() may fail.
1329     if ( flags & wxPG_SETVAL_REFRESH_EDITOR )
1330         RefreshEditor();
1331 }
1332
1333
1334 void wxPGProperty::SetValueInEvent( wxVariant value ) const
1335 {
1336     GetGrid()->ValueChangeInEvent(value);
1337 }
1338
1339 void wxPGProperty::SetFlagRecursively( FlagType flag, bool set )
1340 {
1341     if ( set )
1342         SetFlag(flag);
1343     else
1344         ClearFlag(flag);
1345
1346     unsigned int i;
1347     for ( i = 0; i < GetChildCount(); i++ )
1348         Item(i)->SetFlagRecursively(flag, set);
1349 }
1350
1351 void wxPGProperty::RefreshEditor()
1352 {
1353     if ( !m_parent )
1354         return;
1355
1356     wxPropertyGrid* pg = GetGrid();
1357     if ( pg && pg->GetSelectedProperty() == this )
1358         pg->RefreshEditor();
1359 }
1360
1361 wxVariant wxPGProperty::GetDefaultValue() const
1362 {
1363     wxVariant defVal = GetAttribute(wxS("DefaultValue"));
1364     if ( !defVal.IsNull() )
1365         return defVal;
1366
1367     wxVariant value = GetValue();
1368
1369     if ( !value.IsNull() )
1370     {
1371         wxString valueType(value.GetType());
1372
1373         if ( valueType == wxPG_VARIANT_TYPE_LONG )
1374             return wxPGVariant_Zero;
1375         if ( valueType == wxPG_VARIANT_TYPE_STRING )
1376             return wxPGVariant_EmptyString;
1377         if ( valueType == wxPG_VARIANT_TYPE_BOOL )
1378             return wxPGVariant_False;
1379         if ( valueType == wxPG_VARIANT_TYPE_DOUBLE )
1380             return wxVariant(0.0);
1381         if ( valueType == wxPG_VARIANT_TYPE_ARRSTRING )
1382             return wxVariant(wxArrayString());
1383         if ( valueType == wxS("wxLongLong") )
1384             return WXVARIANT(wxLongLong(0));
1385         if ( valueType == wxS("wxULongLong") )
1386             return WXVARIANT(wxULongLong(0));
1387         if ( valueType == wxS("wxColour") )
1388             return WXVARIANT(*wxBLACK);
1389 #if wxUSE_DATETIME
1390         if ( valueType == wxPG_VARIANT_TYPE_DATETIME )
1391             return wxVariant(wxDateTime::Now());
1392 #endif
1393         if ( valueType == wxS("wxFont") )
1394             return WXVARIANT(*wxNORMAL_FONT);
1395         if ( valueType == wxS("wxPoint") )
1396             return WXVARIANT(wxPoint(0, 0));
1397         if ( valueType == wxS("wxSize") )
1398             return WXVARIANT(wxSize(0, 0));
1399     }
1400
1401     return wxVariant();
1402 }
1403
1404 void wxPGProperty::EnsureCells( unsigned int column )
1405 {
1406     if ( column >= m_cells.size() )
1407     {
1408         // Fill empty slots with default cells
1409         wxPropertyGrid* pg = GetGrid();
1410         wxPGCell defaultCell;
1411
1412         if ( !HasFlag(wxPG_PROP_CATEGORY) )
1413             defaultCell = pg->GetPropertyDefaultCell();
1414         else
1415             defaultCell = pg->GetCategoryDefaultCell();
1416
1417         // TODO: Replace with resize() call
1418         unsigned int cellCountMax = column+1;
1419
1420         for ( unsigned int i=m_cells.size(); i<cellCountMax; i++ )
1421             m_cells.push_back(defaultCell);
1422     }
1423 }
1424
1425 void wxPGProperty::SetCell( int column,
1426                             const wxPGCell& cell )
1427 {
1428     EnsureCells(column);
1429
1430     m_cells[column] = cell;
1431 }
1432
1433 void wxPGProperty::AdaptiveSetCell( unsigned int firstCol,
1434                                     unsigned int lastCol,
1435                                     const wxPGCell& cell,
1436                                     const wxPGCell& srcData,
1437                                     wxPGCellData* unmodCellData,
1438                                     FlagType ignoreWithFlags,
1439                                     bool recursively )
1440 {
1441     //
1442     // Sets cell in memory optimizing fashion. That is, if
1443     // current cell data matches unmodCellData, we will
1444     // simply get reference to data from cell. Otherwise,
1445     // cell information from srcData is merged into current.
1446     //
1447
1448     if ( !(m_flags & ignoreWithFlags) && !IsRoot() )
1449     {
1450         EnsureCells(lastCol);
1451
1452         for ( unsigned int col=firstCol; col<=lastCol; col++ )
1453         {
1454             if ( m_cells[col].GetData() == unmodCellData )
1455             {
1456                 // Data matches... use cell directly
1457                 m_cells[col] = cell;
1458             }
1459             else
1460             {
1461                 // Data did not match... merge valid information
1462                 m_cells[col].MergeFrom(srcData);
1463             }
1464         }
1465     }
1466
1467     if ( recursively )
1468     {
1469         for ( unsigned int i=0; i<GetChildCount(); i++ )
1470             Item(i)->AdaptiveSetCell( firstCol,
1471                                       lastCol,
1472                                       cell,
1473                                       srcData,
1474                                       unmodCellData,
1475                                       ignoreWithFlags,
1476                                       recursively );
1477     }
1478 }
1479
1480 const wxPGCell& wxPGProperty::GetCell( unsigned int column ) const
1481 {
1482     if ( m_cells.size() > column )
1483         return m_cells[column];
1484
1485     wxPropertyGrid* pg = GetGrid();
1486
1487     if ( IsCategory() )
1488         return pg->GetCategoryDefaultCell();
1489
1490     return pg->GetPropertyDefaultCell();
1491 }
1492
1493 wxPGCell& wxPGProperty::GetCell( unsigned int column )
1494 {
1495     EnsureCells(column);
1496     return m_cells[column];
1497 }
1498
1499 void wxPGProperty::SetBackgroundColour( const wxColour& colour,
1500                                         bool recursively )
1501 {
1502     wxPGProperty* firstProp = this;
1503
1504     //
1505     // If category is tried to set recursively, skip it and only
1506     // affect the children.
1507     if ( recursively )
1508     {
1509         while ( firstProp->IsCategory() )
1510         {
1511             if ( !firstProp->GetChildCount() )
1512                 return;
1513             firstProp = firstProp->Item(0);
1514         }
1515     }
1516
1517     wxPGCell& firstCell = firstProp->GetCell(0);
1518     wxPGCellData* firstCellData = firstCell.GetData();
1519
1520     wxPGCell newCell(firstCell);
1521     newCell.SetBgCol(colour);
1522     wxPGCell srcCell;
1523     srcCell.SetBgCol(colour);
1524
1525     AdaptiveSetCell( 0,
1526                      GetParentState()->GetColumnCount()-1,
1527                      newCell,
1528                      srcCell,
1529                      firstCellData,
1530                      recursively ? wxPG_PROP_CATEGORY : 0,
1531                      recursively );
1532 }
1533
1534 void wxPGProperty::SetTextColour( const wxColour& colour,
1535                                   bool recursively )
1536 {
1537     wxPGProperty* firstProp = this;
1538
1539     //
1540     // If category is tried to set recursively, skip it and only
1541     // affect the children.
1542     if ( recursively )
1543     {
1544         while ( firstProp->IsCategory() )
1545         {
1546             if ( !firstProp->GetChildCount() )
1547                 return;
1548             firstProp = firstProp->Item(0);
1549         }
1550     }
1551
1552     wxPGCell& firstCell = firstProp->GetCell(0);
1553     wxPGCellData* firstCellData = firstCell.GetData();
1554
1555     wxPGCell newCell(firstCell);
1556     newCell.SetFgCol(colour);
1557     wxPGCell srcCell;
1558     srcCell.SetFgCol(colour);
1559
1560     AdaptiveSetCell( 0,
1561                      GetParentState()->GetColumnCount()-1,
1562                      newCell,
1563                      srcCell,
1564                      firstCellData,
1565                      recursively ? wxPG_PROP_CATEGORY : 0,
1566                      recursively );
1567 }
1568
1569 wxPGEditorDialogAdapter* wxPGProperty::GetEditorDialog() const
1570 {
1571     return NULL;
1572 }
1573
1574 bool wxPGProperty::DoSetAttribute( const wxString& WXUNUSED(name), wxVariant& WXUNUSED(value) )
1575 {
1576     return false;
1577 }
1578
1579 void wxPGProperty::SetAttribute( const wxString& name, wxVariant value )
1580 {
1581     if ( DoSetAttribute( name, value ) )
1582     {
1583         // Support working without grid, when possible
1584         if ( wxPGGlobalVars->HasExtraStyle( wxPG_EX_WRITEONLY_BUILTIN_ATTRIBUTES ) )
1585             return;
1586     }
1587
1588     m_attributes.Set( name, value );
1589 }
1590
1591 void wxPGProperty::SetAttributes( const wxPGAttributeStorage& attributes )
1592 {
1593     wxPGAttributeStorage::const_iterator it = attributes.StartIteration();
1594     wxVariant variant;
1595
1596     while ( attributes.GetNext(it, variant) )
1597         SetAttribute( variant.GetName(), variant );
1598 }
1599
1600 wxVariant wxPGProperty::DoGetAttribute( const wxString& WXUNUSED(name) ) const
1601 {
1602     return wxVariant();
1603 }
1604
1605
1606 wxVariant wxPGProperty::GetAttribute( const wxString& name ) const
1607 {
1608     return m_attributes.FindValue(name);
1609 }
1610
1611 wxString wxPGProperty::GetAttribute( const wxString& name, const wxString& defVal ) const
1612 {
1613     wxVariant variant = m_attributes.FindValue(name);
1614
1615     if ( !variant.IsNull() )
1616         return variant.GetString();
1617
1618     return defVal;
1619 }
1620
1621 long wxPGProperty::GetAttributeAsLong( const wxString& name, long defVal ) const
1622 {
1623     wxVariant variant = m_attributes.FindValue(name);
1624
1625     return wxPGVariantToInt(variant, defVal);
1626 }
1627
1628 double wxPGProperty::GetAttributeAsDouble( const wxString& name, double defVal ) const
1629 {
1630     double retVal;
1631     wxVariant variant = m_attributes.FindValue(name);
1632
1633     if ( wxPGVariantToDouble(variant, &retVal) )
1634         return retVal;
1635
1636     return defVal;
1637 }
1638
1639 wxVariant wxPGProperty::GetAttributesAsList() const
1640 {
1641     wxVariantList tempList;
1642     wxVariant v( tempList, wxString::Format(wxS("@%s@attr"),m_name.c_str()) );
1643
1644     wxPGAttributeStorage::const_iterator it = m_attributes.StartIteration();
1645     wxVariant variant;
1646
1647     while ( m_attributes.GetNext(it, variant) )
1648         v.Append(variant);
1649
1650     return v;
1651 }
1652
1653 // Slots of utility flags are NULL
1654 const unsigned int gs_propFlagToStringSize = 14;
1655
1656 static const wxChar* gs_propFlagToString[gs_propFlagToStringSize] = {
1657     NULL,
1658     wxT("DISABLED"),
1659     wxT("HIDDEN"),
1660     NULL,
1661     wxT("NOEDITOR"),
1662     wxT("COLLAPSED"),
1663     NULL,
1664     NULL,
1665     NULL,
1666     NULL,
1667     NULL,
1668     NULL,
1669     NULL,
1670     NULL
1671 };
1672
1673 wxString wxPGProperty::GetFlagsAsString( FlagType flagsMask ) const
1674 {
1675     wxString s;
1676     int relevantFlags = m_flags & flagsMask & wxPG_STRING_STORED_FLAGS;
1677     FlagType a = 1;
1678
1679     unsigned int i = 0;
1680     for ( i=0; i<gs_propFlagToStringSize; i++ )
1681     {
1682         if ( relevantFlags & a )
1683         {
1684             const wxChar* fs = gs_propFlagToString[i];
1685             wxASSERT(fs);
1686             if ( s.length() )
1687                 s << wxS("|");
1688             s << fs;
1689         }
1690         a = a << 1;
1691     }
1692
1693     return s;
1694 }
1695
1696 void wxPGProperty::SetFlagsFromString( const wxString& str )
1697 {
1698     FlagType flags = 0;
1699
1700     WX_PG_TOKENIZER1_BEGIN(str, wxS('|'))
1701         unsigned int i;
1702         for ( i=0; i<gs_propFlagToStringSize; i++ )
1703         {
1704             const wxChar* fs = gs_propFlagToString[i];
1705             if ( fs && str == fs )
1706             {
1707                 flags |= (1<<i);
1708                 break;
1709             }
1710         }
1711     WX_PG_TOKENIZER1_END()
1712
1713     m_flags = (m_flags & ~wxPG_STRING_STORED_FLAGS) | flags;
1714 }
1715
1716 wxValidator* wxPGProperty::DoGetValidator() const
1717 {
1718     return NULL;
1719 }
1720
1721 int wxPGProperty::InsertChoice( const wxString& label, int index, int value )
1722 {
1723     wxPropertyGrid* pg = GetGrid();
1724     int sel = GetChoiceSelection();
1725
1726     int newSel = sel;
1727
1728     if ( index == wxNOT_FOUND )
1729         index = m_choices.GetCount();
1730
1731     if ( index <= sel )
1732         newSel++;
1733
1734     m_choices.Insert(label, index, value);
1735
1736     if ( sel != newSel )
1737         SetChoiceSelection(newSel);
1738
1739     if ( this == pg->GetSelection() )
1740         GetEditorClass()->InsertItem(pg->GetEditorControl(),label,index);
1741
1742     return index;
1743 }
1744
1745
1746 void wxPGProperty::DeleteChoice( int index )
1747 {
1748     wxPropertyGrid* pg = GetGrid();
1749
1750     int sel = GetChoiceSelection();
1751     int newSel = sel;
1752
1753     // Adjust current value
1754     if ( sel == index )
1755     {
1756         SetValueToUnspecified();
1757         newSel = 0;
1758     }
1759     else if ( index < sel )
1760     {
1761         newSel--;
1762     }
1763
1764     m_choices.RemoveAt(index);
1765
1766     if ( sel != newSel )
1767         SetChoiceSelection(newSel);
1768
1769     if ( this == pg->GetSelection() )
1770         GetEditorClass()->DeleteItem(pg->GetEditorControl(), index);
1771 }
1772
1773 int wxPGProperty::GetChoiceSelection() const
1774 {
1775     wxVariant value = GetValue();
1776     wxString valueType = value.GetType();
1777     int index = wxNOT_FOUND;
1778
1779     if ( IsValueUnspecified() || !m_choices.GetCount() )
1780         return wxNOT_FOUND;
1781
1782     if ( valueType == wxPG_VARIANT_TYPE_LONG )
1783     {
1784         index = value.GetLong();
1785     }
1786     else if ( valueType == wxPG_VARIANT_TYPE_STRING )
1787     {
1788         index = m_choices.Index(value.GetString());
1789     }
1790     else if ( valueType == wxPG_VARIANT_TYPE_BOOL )
1791     {
1792         index = value.GetBool()? 1 : 0;
1793     }
1794
1795     return index;
1796 }
1797
1798 void wxPGProperty::SetChoiceSelection( int newValue )
1799 {
1800     // Changes value of a property with choices, but only
1801     // works if the value type is long or string.
1802     wxString valueType = GetValue().GetType();
1803
1804     wxCHECK_RET( m_choices.IsOk(), wxT("invalid choiceinfo") );
1805
1806     if ( valueType == wxPG_VARIANT_TYPE_STRING )
1807     {
1808         SetValue( m_choices.GetLabel(newValue) );
1809     }
1810     else  // if ( valueType == wxPG_VARIANT_TYPE_LONG )
1811     {
1812         SetValue( (long) newValue );
1813     }
1814 }
1815
1816 bool wxPGProperty::SetChoices( wxPGChoices& choices )
1817 {
1818     m_choices.Assign(choices);
1819
1820     {
1821         // This may be needed to trigger some initialization
1822         // (but don't do it if property is somewhat uninitialized)
1823         wxVariant defVal = GetDefaultValue();
1824         if ( defVal.IsNull() )
1825             return false;
1826
1827         SetValue(defVal);
1828     }
1829
1830     return true;
1831 }
1832
1833
1834 const wxPGEditor* wxPGProperty::GetEditorClass() const
1835 {
1836     const wxPGEditor* editor;
1837
1838     if ( !m_customEditor )
1839     {
1840         editor = DoGetEditorClass();
1841     }
1842     else
1843         editor = m_customEditor;
1844
1845     //
1846     // Maybe override editor if common value specified
1847     if ( GetDisplayedCommonValueCount() )
1848     {
1849         // TextCtrlAndButton -> ComboBoxAndButton
1850         if ( editor->IsKindOf(CLASSINFO(wxPGTextCtrlAndButtonEditor)) )
1851             editor = wxPGEditor_ChoiceAndButton;
1852
1853         // TextCtrl -> ComboBox
1854         else if ( editor->IsKindOf(CLASSINFO(wxPGTextCtrlEditor)) )
1855             editor = wxPGEditor_ComboBox;
1856     }
1857
1858     return editor;
1859 }
1860
1861 bool wxPGProperty::HasVisibleChildren() const
1862 {
1863     unsigned int i;
1864
1865     for ( i=0; i<GetChildCount(); i++ )
1866     {
1867         wxPGProperty* child = Item(i);
1868
1869         if ( !child->HasFlag(wxPG_PROP_HIDDEN) )
1870             return true;
1871     }
1872
1873     return false;
1874 }
1875
1876 bool wxPGProperty::RecreateEditor()
1877 {
1878     wxPropertyGrid* pg = GetGrid();
1879     wxASSERT(pg);
1880
1881     wxPGProperty* selected = pg->GetSelection();
1882     if ( this == selected )
1883     {
1884         pg->DoSelectProperty(this, wxPG_SEL_FORCE);
1885         return true;
1886     }
1887     return false;
1888 }
1889
1890
1891 void wxPGProperty::SetValueImage( wxBitmap& bmp )
1892 {
1893     delete m_valueBitmap;
1894
1895     if ( &bmp && bmp.Ok() )
1896     {
1897         // Resize the image
1898         wxSize maxSz = GetGrid()->GetImageSize();
1899         wxSize imSz(bmp.GetWidth(),bmp.GetHeight());
1900
1901         if ( imSz.x != maxSz.x || imSz.y != maxSz.y )
1902         {
1903             // Create a memory DC
1904             wxBitmap* bmpNew = new wxBitmap(maxSz.x,maxSz.y,bmp.GetDepth());
1905
1906             wxMemoryDC dc;
1907             dc.SelectObject(*bmpNew);
1908
1909             // Scale
1910             // FIXME: This is ugly - use image or wait for scaling patch.
1911             double scaleX = (double)maxSz.x / (double)imSz.x;
1912             double scaleY = (double)maxSz.y / (double)imSz.y;
1913
1914             dc.SetUserScale(scaleX,scaleY);
1915
1916             dc.DrawBitmap( bmp, 0, 0 );
1917
1918             m_valueBitmap = bmpNew;
1919         }
1920         else
1921         {
1922             m_valueBitmap = new wxBitmap(bmp);
1923         }
1924
1925         m_flags |= wxPG_PROP_CUSTOMIMAGE;
1926     }
1927     else
1928     {
1929         m_valueBitmap = NULL;
1930         m_flags &= ~(wxPG_PROP_CUSTOMIMAGE);
1931     }
1932 }
1933
1934
1935 wxPGProperty* wxPGProperty::GetMainParent() const
1936 {
1937     const wxPGProperty* curChild = this;
1938     const wxPGProperty* curParent = m_parent;
1939
1940     while ( curParent && !curParent->IsCategory() )
1941     {
1942         curChild = curParent;
1943         curParent = curParent->m_parent;
1944     }
1945
1946     return (wxPGProperty*) curChild;
1947 }
1948
1949
1950 const wxPGProperty* wxPGProperty::GetLastVisibleSubItem() const
1951 {
1952     //
1953     // Returns last visible sub-item, recursively.
1954     if ( !IsExpanded() || !GetChildCount() )
1955         return this;
1956
1957     return Last()->GetLastVisibleSubItem();
1958 }
1959
1960
1961 bool wxPGProperty::IsVisible() const
1962 {
1963     const wxPGProperty* parent;
1964
1965     if ( HasFlag(wxPG_PROP_HIDDEN) )
1966         return false;
1967
1968     for ( parent = GetParent(); parent != NULL; parent = parent->GetParent() )
1969     {
1970         if ( !parent->IsExpanded() || parent->HasFlag(wxPG_PROP_HIDDEN) )
1971             return false;
1972     }
1973
1974     return true;
1975 }
1976
1977 wxPropertyGrid* wxPGProperty::GetGridIfDisplayed() const
1978 {
1979     wxPropertyGridPageState* state = GetParentState();
1980     wxPropertyGrid* propGrid = state->GetGrid();
1981     if ( state == propGrid->GetState() )
1982         return propGrid;
1983     return NULL;
1984 }
1985
1986
1987 int wxPGProperty::GetY2( int lh ) const
1988 {
1989     const wxPGProperty* parent;
1990     const wxPGProperty* child = this;
1991
1992     int y = 0;
1993
1994     for ( parent = GetParent(); parent != NULL; parent = child->GetParent() )
1995     {
1996         if ( !parent->IsExpanded() )
1997             return -1;
1998         y += parent->GetChildrenHeight(lh, child->GetIndexInParent());
1999         y += lh;
2000         child = parent;
2001     }
2002
2003     y -= lh;  // need to reduce one level
2004
2005     return y;
2006 }
2007
2008
2009 int wxPGProperty::GetY() const
2010 {
2011     return GetY2(GetGrid()->GetRowHeight());
2012 }
2013
2014 // This is used by Insert etc.
2015 void wxPGProperty::AddChild2( wxPGProperty* prop, int index, bool correct_mode )
2016 {
2017     if ( index < 0 || (size_t)index >= m_children.size() )
2018     {
2019         if ( correct_mode ) prop->m_arrIndex = m_children.size();
2020         m_children.push_back( prop );
2021     }
2022     else
2023     {
2024         m_children.insert( m_children.begin()+index, prop);
2025         if ( correct_mode ) FixIndicesOfChildren( index );
2026     }
2027
2028     prop->m_parent = this;
2029 }
2030
2031 // This is used by properties that have fixed sub-properties
2032 void wxPGProperty::AddChild( wxPGProperty* prop )
2033 {
2034     wxASSERT_MSG( prop->GetBaseName().length(),
2035                   "Property's children must have unique, non-empty names within their scope" );
2036
2037     prop->m_arrIndex = m_children.size();
2038     m_children.push_back( prop );
2039
2040     int custImgHeight = prop->OnMeasureImage().y;
2041     if ( custImgHeight < 0 /*|| custImgHeight > 1*/ )
2042         prop->m_flags |= wxPG_PROP_CUSTOMIMAGE;
2043
2044     prop->m_parent = this;
2045 }
2046
2047 void wxPGProperty::RemoveChild( wxPGProperty* p )
2048 {
2049     wxArrayPGProperty::iterator it;
2050     wxArrayPGProperty& children = m_children;
2051
2052     for ( it=children.begin(); it != children.end(); it++ )
2053     {
2054         if ( *it == p )
2055         {
2056             m_children.erase(it);
2057             break;
2058         }
2059     }
2060 }
2061
2062 void wxPGProperty::AdaptListToValue( wxVariant& list, wxVariant* value ) const
2063 {
2064     wxASSERT( GetChildCount() );
2065     wxASSERT( !IsCategory() );
2066
2067     *value = GetValue();
2068
2069     if ( !list.GetCount() )
2070         return;
2071
2072     wxASSERT( GetChildCount() >= (unsigned int)list.GetCount() );
2073
2074     bool allChildrenSpecified;
2075
2076     // Don't fully update aggregate properties unless all children have
2077     // specified value
2078     if ( HasFlag(wxPG_PROP_AGGREGATE) )
2079         allChildrenSpecified = AreAllChildrenSpecified(&list);
2080     else
2081         allChildrenSpecified = true;
2082
2083     wxVariant childValue = list[0];
2084     unsigned int i;
2085     unsigned int n = 0;
2086
2087     //wxLogDebug(wxT(">> %s.AdaptListToValue()"),GetBaseName().c_str());
2088
2089     for ( i=0; i<GetChildCount(); i++ )
2090     {
2091         const wxPGProperty* child = Item(i);
2092
2093         if ( childValue.GetName() == child->GetBaseName() )
2094         {
2095             //wxLogDebug(wxT("  %s(n=%i), %s"),childValue.GetName().c_str(),n,childValue.GetType().c_str());
2096
2097             if ( childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
2098             {
2099                 wxVariant cv2(child->GetValue());
2100                 child->AdaptListToValue(childValue, &cv2);
2101                 childValue = cv2;
2102             }
2103
2104             if ( allChildrenSpecified )
2105                 ChildChanged(*value, i, childValue);
2106             n++;
2107             if ( n == (unsigned int)list.GetCount() )
2108                 break;
2109             childValue = list[n];
2110         }
2111     }
2112 }
2113
2114
2115 void wxPGProperty::FixIndicesOfChildren( unsigned int starthere )
2116 {
2117     size_t i;
2118     for ( i=starthere;i<GetChildCount();i++)
2119         Item(i)->m_arrIndex = i;
2120 }
2121
2122
2123 // Returns (direct) child property with given name (or NULL if not found)
2124 wxPGProperty* wxPGProperty::GetPropertyByName( const wxString& name ) const
2125 {
2126     size_t i;
2127
2128     for ( i=0; i<GetChildCount(); i++ )
2129     {
2130         wxPGProperty* p = Item(i);
2131         if ( p->m_name == name )
2132             return p;
2133     }
2134
2135     // Does it have point, then?
2136     int pos = name.Find(wxS('.'));
2137     if ( pos <= 0 )
2138         return NULL;
2139
2140     wxPGProperty* p = GetPropertyByName(name. substr(0,pos));
2141
2142     if ( !p || !p->GetChildCount() )
2143         return NULL;
2144
2145     return p->GetPropertyByName(name.substr(pos+1,name.length()-pos-1));
2146 }
2147
2148 wxPGProperty* wxPGProperty::GetPropertyByNameWH( const wxString& name, unsigned int hintIndex ) const
2149 {
2150     unsigned int i = hintIndex;
2151
2152     if ( i >= GetChildCount() )
2153         i = 0;
2154
2155     unsigned int lastIndex = i - 1;
2156
2157     if ( lastIndex >= GetChildCount() )
2158         lastIndex = GetChildCount() - 1;
2159
2160     for (;;)
2161     {
2162         wxPGProperty* p = Item(i);
2163         if ( p->m_name == name )
2164             return p;
2165
2166         if ( i == lastIndex )
2167             break;
2168
2169         i++;
2170         if ( i == GetChildCount() )
2171             i = 0;
2172     };
2173
2174     return NULL;
2175 }
2176
2177 int wxPGProperty::GetChildrenHeight( int lh, int iMax_ ) const
2178 {
2179     // Returns height of children, recursively, and
2180     // by taking expanded/collapsed status into account.
2181     //
2182     // iMax is used when finding property y-positions.
2183     //
2184     unsigned int i = 0;
2185     int h = 0;
2186
2187     if ( iMax_ == -1 )
2188         iMax_ = GetChildCount();
2189
2190     unsigned int iMax = iMax_;
2191
2192     wxASSERT( iMax <= GetChildCount() );
2193
2194     if ( !IsExpanded() && GetParent() )
2195         return 0;
2196
2197     while ( i < iMax )
2198     {
2199         wxPGProperty* pwc = (wxPGProperty*) Item(i);
2200
2201         if ( !pwc->HasFlag(wxPG_PROP_HIDDEN) )
2202         {
2203             if ( !pwc->IsExpanded() ||
2204                  pwc->GetChildCount() == 0 )
2205                 h += lh;
2206             else
2207                 h += pwc->GetChildrenHeight(lh) + lh;
2208         }
2209
2210         i++;
2211     }
2212
2213     return h;
2214 }
2215
2216 wxPGProperty* wxPGProperty::GetItemAtY( unsigned int y, unsigned int lh, unsigned int* nextItemY ) const
2217 {
2218     wxASSERT( nextItemY );
2219
2220     // Linear search at the moment
2221     //
2222     // nextItemY = y of next visible property, final value will be written back.
2223     wxPGProperty* result = NULL;
2224     wxPGProperty* current = NULL;
2225     unsigned int iy = *nextItemY;
2226     unsigned int i = 0;
2227     unsigned int iMax = GetChildCount();
2228
2229     while ( i < iMax )
2230     {
2231         wxPGProperty* pwc = Item(i);
2232
2233         if ( !pwc->HasFlag(wxPG_PROP_HIDDEN) )
2234         {
2235             // Found?
2236             if ( y < iy )
2237             {
2238                 result = current;
2239                 break;
2240             }
2241
2242             iy += lh;
2243
2244             if ( pwc->IsExpanded() &&
2245                  pwc->GetChildCount() > 0 )
2246             {
2247                 result = (wxPGProperty*) pwc->GetItemAtY( y, lh, &iy );
2248                 if ( result )
2249                     break;
2250             }
2251
2252             current = pwc;
2253         }
2254
2255         i++;
2256     }
2257
2258     // Found?
2259     if ( !result && y < iy )
2260         result = current;
2261
2262     *nextItemY = iy;
2263
2264     /*
2265     if ( current )
2266         wxLogDebug(wxT("%s::GetItemAtY(%i) -> %s"),this->GetLabel().c_str(),y,current->GetLabel().c_str());
2267     else
2268         wxLogDebug(wxT("%s::GetItemAtY(%i) -> NULL"),this->GetLabel().c_str(),y);
2269     */
2270
2271     return (wxPGProperty*) result;
2272 }
2273
2274 void wxPGProperty::Empty()
2275 {
2276     size_t i;
2277     if ( !HasFlag(wxPG_PROP_CHILDREN_ARE_COPIES) )
2278     {
2279         for ( i=0; i<GetChildCount(); i++ )
2280         {
2281             delete m_children[i];
2282         }
2283     }
2284
2285     m_children.clear();
2286 }
2287
2288 void wxPGProperty::DeleteChildren()
2289 {
2290     wxPropertyGridPageState* state = m_parentState;
2291
2292     while ( GetChildCount() )
2293     {
2294         wxPGProperty* child = Item(GetChildCount()-1);
2295         state->DoDelete(child, true);
2296     }
2297 }
2298
2299 void wxPGProperty::ChildChanged( wxVariant& WXUNUSED(thisValue),
2300                                  int WXUNUSED(childIndex),
2301                                  wxVariant& WXUNUSED(childValue) ) const
2302 {
2303 }
2304
2305 bool wxPGProperty::AreAllChildrenSpecified( wxVariant* pendingList ) const
2306 {
2307     unsigned int i;
2308
2309     const wxVariantList* pList = NULL;
2310     wxVariantList::const_iterator node;
2311
2312     if ( pendingList )
2313     {
2314         pList = &pendingList->GetList();
2315         node = pList->begin();
2316     }
2317
2318     for ( i=0; i<GetChildCount(); i++ )
2319     {
2320         wxPGProperty* child = Item(i);
2321         const wxVariant* listValue = NULL;
2322         wxVariant value;
2323
2324         if ( pendingList )
2325         {
2326             const wxString& childName = child->GetBaseName();
2327
2328             for ( ; node != pList->end(); ++node )
2329             {
2330                 const wxVariant& item = *((const wxVariant*)*node);
2331                 if ( item.GetName() == childName )
2332                 {
2333                     listValue = &item;
2334                     value = item;
2335                     break;
2336                 }
2337             }
2338         }
2339
2340         if ( !listValue )
2341             value = child->GetValue();
2342
2343         if ( value.IsNull() )
2344             return false;
2345
2346         // Check recursively
2347         if ( child->GetChildCount() )
2348         {
2349             const wxVariant* childList = NULL;
2350
2351             if ( listValue && listValue->GetType() == wxPG_VARIANT_TYPE_LIST )
2352                 childList = listValue;
2353
2354             if ( !child->AreAllChildrenSpecified((wxVariant*)childList) )
2355                 return false;
2356         }
2357     }
2358
2359     return true;
2360 }
2361
2362 wxPGProperty* wxPGProperty::UpdateParentValues()
2363 {
2364     wxPGProperty* parent = m_parent;
2365     if ( parent && parent->HasFlag(wxPG_PROP_COMPOSED_VALUE) &&
2366          !parent->IsCategory() && !parent->IsRoot() )
2367     {
2368         wxString s;
2369         parent->DoGenerateComposedValue(s);
2370         parent->m_value = s;
2371         return parent->UpdateParentValues();
2372     }
2373     return this;
2374 }
2375
2376 bool wxPGProperty::IsTextEditable() const
2377 {
2378     if ( HasFlag(wxPG_PROP_READONLY) )
2379         return false;
2380
2381     if ( HasFlag(wxPG_PROP_NOEDITOR) &&
2382          (GetChildCount() ||
2383           wxString(GetEditorClass()->GetClassInfo()->GetClassName()).EndsWith(wxS("Button")))
2384        )
2385         return false;
2386
2387     return true;
2388 }
2389
2390 // Call after fixed sub-properties added/removed after creation.
2391 // if oldSelInd >= 0 and < new max items, then selection is
2392 // moved to it. Note: oldSelInd -2 indicates that this property
2393 // should be selected.
2394 void wxPGProperty::SubPropsChanged( int oldSelInd )
2395 {
2396     wxPropertyGridPageState* state = GetParentState();
2397     wxPropertyGrid* grid = state->GetGrid();
2398
2399     //
2400     // Re-repare children (recursively)
2401     for ( unsigned int i=0; i<GetChildCount(); i++ )
2402     {
2403         wxPGProperty* child = Item(i);
2404         child->InitAfterAdded(state, grid);
2405     }
2406
2407     wxPGProperty* sel = NULL;
2408     if ( oldSelInd >= (int)m_children.size() )
2409         oldSelInd = (int)m_children.size() - 1;
2410
2411     if ( oldSelInd >= 0 )
2412         sel = m_children[oldSelInd];
2413     else if ( oldSelInd == -2 )
2414         sel = this;
2415
2416     if ( sel )
2417         state->DoSelectProperty(sel);
2418
2419     if ( state == grid->GetState() )
2420     {
2421         grid->GetPanel()->Refresh();
2422     }
2423 }
2424
2425 // -----------------------------------------------------------------------
2426 // wxPGRootProperty
2427 // -----------------------------------------------------------------------
2428
2429 WX_PG_IMPLEMENT_PROPERTY_CLASS_PLAIN(wxPGRootProperty,none,TextCtrl)
2430 IMPLEMENT_DYNAMIC_CLASS(wxPGRootProperty, wxPGProperty)
2431
2432
2433 wxPGRootProperty::wxPGRootProperty()
2434     : wxPGProperty()
2435 {
2436 #ifdef __WXDEBUG__
2437     m_name = wxS("<root>");
2438 #endif
2439     SetParentalType(0);
2440     m_depth = 0;
2441 }
2442
2443
2444 wxPGRootProperty::~wxPGRootProperty()
2445 {
2446 }
2447
2448
2449 // -----------------------------------------------------------------------
2450 // wxPropertyCategory
2451 // -----------------------------------------------------------------------
2452
2453 WX_PG_IMPLEMENT_PROPERTY_CLASS_PLAIN(wxPropertyCategory,none,TextCtrl)
2454 IMPLEMENT_DYNAMIC_CLASS(wxPropertyCategory, wxPGProperty)
2455
2456 void wxPropertyCategory::Init()
2457 {
2458     // don't set colour - prepareadditem method should do this
2459     SetParentalType(wxPG_PROP_CATEGORY);
2460     m_capFgColIndex = 1;
2461     m_textExtent = -1;
2462 }
2463
2464 wxPropertyCategory::wxPropertyCategory()
2465     : wxPGProperty()
2466 {
2467     Init();
2468 }
2469
2470
2471 wxPropertyCategory::wxPropertyCategory( const wxString &label, const wxString& name )
2472     : wxPGProperty(label,name)
2473 {
2474     Init();
2475 }
2476
2477
2478 wxPropertyCategory::~wxPropertyCategory()
2479 {
2480 }
2481
2482
2483 wxString wxPropertyCategory::ValueToString( wxVariant& WXUNUSED(value),
2484                                             int WXUNUSED(argFlags) ) const
2485 {
2486     return wxEmptyString;
2487 }
2488
2489 int wxPropertyCategory::GetTextExtent( const wxWindow* wnd, const wxFont& font ) const
2490 {
2491     if ( m_textExtent > 0 )
2492         return m_textExtent;
2493     int x = 0, y = 0;
2494         ((wxWindow*)wnd)->GetTextExtent( m_label, &x, &y, 0, 0, &font );
2495     return x;
2496 }
2497
2498 void wxPropertyCategory::CalculateTextExtent( wxWindow* wnd, const wxFont& font )
2499 {
2500     int x = 0, y = 0;
2501         wnd->GetTextExtent( m_label, &x, &y, 0, 0, &font );
2502     m_textExtent = x;
2503 }
2504
2505 // -----------------------------------------------------------------------
2506 // wxPGAttributeStorage
2507 // -----------------------------------------------------------------------
2508
2509 wxPGAttributeStorage::wxPGAttributeStorage()
2510 {
2511 }
2512
2513 wxPGAttributeStorage::~wxPGAttributeStorage()
2514 {
2515     wxPGHashMapS2P::iterator it;
2516
2517     for ( it = m_map.begin(); it != m_map.end(); ++it )
2518     {
2519         wxVariantData* data = (wxVariantData*) it->second;
2520         data->DecRef();
2521     }
2522 }
2523
2524 void wxPGAttributeStorage::Set( const wxString& name, const wxVariant& value )
2525 {
2526     wxVariantData* data = value.GetData();
2527
2528     // Free old, if any
2529     wxPGHashMapS2P::iterator it = m_map.find(name);
2530     if ( it != m_map.end() )
2531     {
2532         ((wxVariantData*)it->second)->DecRef();
2533
2534         if ( !data )
2535         {
2536             // If Null variant, just remove from set
2537             m_map.erase(it);
2538             return;
2539         }
2540     }
2541
2542     if ( data )
2543     {
2544         data->IncRef();
2545
2546         m_map[name] = data;
2547     }
2548 }
2549
2550 #endif  // wxUSE_PROPGRID