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     dc.DrawText( text,
  98                  rect.x+xOffset+wxPG_XBEFORETEXT,
  99                  rect.y+((rect.height-dc.GetCharHeight())/2) );
 100 }
 101
 102 void wxPGCellRenderer::DrawEditorValue( wxDC& dc, const wxRect& rect,
 103                                         int xOffset, const wxString& text,
 104                                         wxPGProperty* property,
 105                                         const wxPGEditor* editor ) const
 106 {
 107     int yOffset = ((rect.height-dc.GetCharHeight())/2);
 108
 109     if ( editor )
 110     {
 111         wxRect rect2(rect);
 112         rect2.x += xOffset;
 113         rect2.y += yOffset;
 114         rect2.height -= yOffset;
 115         editor->DrawValue( dc, rect2, property, text );
 116     }
 117     else
 118     {
 119         dc.DrawText( text,
 120                      rect.x+xOffset+wxPG_XBEFORETEXT,
 121                      rect.y+yOffset );
 122     }
 123 }
 124
 125 void wxPGCellRenderer::DrawCaptionSelectionRect( wxDC& dc, int x, int y, int w, int h ) const
 126 {
 127     wxRect focusRect(x,y+((h-dc.GetCharHeight())/2),w,h);
 128     wxPGDrawFocusRect(dc,focusRect);
 129 }
 130
 131 int wxPGCellRenderer::PreDrawCell( wxDC& dc, const wxRect& rect, const wxPGCell& cell, int flags ) const
 132 {
 133     int imageWidth = 0;
 134
 135     // If possible, use cell colours
 136     if ( !(flags & DontUseCellBgCol) )
 137     {
 138         const wxColour& bgCol = cell.GetBgCol();
 139         dc.SetPen(bgCol);
 140         dc.SetBrush(bgCol);
 141     }
 142
 143     if ( !(flags & DontUseCellFgCol) )
 144     {
 145         dc.SetTextForeground(cell.GetFgCol());
 146     }
 147
 148     // Draw Background, but only if not rendering in control
 149     // (as control already has rendered correct background).
 150     if ( !(flags & (Control|ChoicePopup)) )
 151         dc.DrawRectangle(rect);
 152
 153     // Use cell font, if provided
 154     const wxFont& font = cell.GetFont();
 155     if ( font.IsOk() )
 156         dc.SetFont(font);
 157
 158     const wxBitmap& bmp = cell.GetBitmap();
 159     if ( bmp.Ok() &&
 160         // Do not draw oversized bitmap outside choice popup
 161          ((flags & ChoicePopup) || bmp.GetHeight() < rect.height )
 162         )
 163     {
 164         dc.DrawBitmap( bmp,
 165                        rect.x + wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
 166                        rect.y + wxPG_CUSTOM_IMAGE_SPACINGY,
 167                        true );
 168         imageWidth = bmp.GetWidth();
 169     }
 170
 171     return imageWidth;
 172 }
 173
 174 void wxPGCellRenderer::PostDrawCell( wxDC& dc,
 175                                      const wxPropertyGrid* propGrid,
 176                                      const wxPGCell& cell,
 177                                      int WXUNUSED(flags) ) const
 178 {
 179     // Revert font
 180     const wxFont& font = cell.GetFont();
 181     if ( font.IsOk() )
 182         dc.SetFont(propGrid->GetFont());
 183 }
 184
 185 // -----------------------------------------------------------------------
 186 // wxPGDefaultRenderer
 187 // -----------------------------------------------------------------------
 188
 189 bool wxPGDefaultRenderer::Render( wxDC& dc, const wxRect& rect,
 190                                   const wxPropertyGrid* propertyGrid, wxPGProperty* property,
 191                                   int column, int item, int flags ) const
 192 {
 193     const wxPGEditor* editor = NULL;
 194     const wxPGCell* cell = NULL;
 195
 196     wxString text;
 197     bool isUnspecified = property->IsValueUnspecified();
 198
 199     if ( column == 1 && item == -1 )
 200     {
 201         int cmnVal = property->GetCommonValue();
 202         if ( cmnVal >= 0 )
 203         {
 204             // Common Value
 205             if ( !isUnspecified )
 206             {
 207                 text = propertyGrid->GetCommonValueLabel(cmnVal);
 208                 DrawText( dc, rect, 0, text );
 209                 if ( text.length() )
 210                     return true;
 211             }
 212             return false;
 213         }
 214     }
 215
 216     int imageWidth = 0;
 217     int preDrawFlags = flags;
 218     bool res = false;
 219
 220     property->GetDisplayInfo(column, item, flags, &text, &cell);
 221
 222     imageWidth = PreDrawCell( dc, rect, *cell, preDrawFlags );
 223
 224     if ( column == 1 )
 225     {
 226         editor = property->GetColumnEditor(column);
 227
 228         if ( !isUnspecified )
 229         {
 230             // Regular property value
 231
 232             wxSize imageSize = propertyGrid->GetImageSize(property, item);
 233
 234             wxPGPaintData paintdata;
 235             paintdata.m_parent = propertyGrid;
 236             paintdata.m_choiceItem = item;
 237
 238             if ( imageSize.x > 0 )
 239             {
 240                 wxRect imageRect(rect.x + wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
 241                                  rect.y+wxPG_CUSTOM_IMAGE_SPACINGY,
 242                                  wxPG_CUSTOM_IMAGE_WIDTH,
 243                                  rect.height-(wxPG_CUSTOM_IMAGE_SPACINGY*2));
 244
 245                 dc.SetPen( wxPen(propertyGrid->GetCellTextColour(), 1, wxSOLID) );
 246
 247                 paintdata.m_drawnWidth = imageSize.x;
 248                 paintdata.m_drawnHeight = imageSize.y;
 249
 250                 property->OnCustomPaint( dc, imageRect, paintdata );
 251
 252                 imageWidth = paintdata.m_drawnWidth;
 253             }
 254
 255             text = property->GetValueAsString();
 256
 257             // Add units string?
 258             if ( propertyGrid->GetColumnCount() <= 2 )
 259             {
 260                 wxString unitsString = property->GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 261                 if ( unitsString.length() )
 262                     text = wxString::Format(wxS("%s %s"), text.c_str(), unitsString.c_str() );
 263             }
 264         }
 265
 266         if ( text.length() == 0 )
 267         {
 268             text = property->GetHintText();
 269             if ( text.length() > 0 )
 270             {
 271                 res = true;
 272
 273                 const wxColour& hCol =
 274                     propertyGrid->GetCellDisabledTextColour();
 275                 dc.SetTextForeground(hCol);
 276
 277                 // Must make the editor NULL to override it's own rendering
 278                 // code.
 279                 editor = NULL;
 280             }
 281         }
 282         else
 283         {
 284             res = true;
 285         }
 286     }
 287
 288     int imageOffset = property->GetImageOffset(imageWidth);
 289
 290     DrawEditorValue( dc, rect, imageOffset, text, property, editor );
 291
 292     // active caption gets nice dotted rectangle
 293     if ( property->IsCategory() && column == 0 )
 294     {
 295         if ( flags & Selected )
 296         {
 297             if ( imageOffset > 0 )
 298             {
 299                 imageOffset -= DEFAULT_IMAGE_OFFSET_INCREMENT;
 300                 imageOffset += wxCC_CUSTOM_IMAGE_MARGIN2 + 4;
 301             }
 302
 303             DrawCaptionSelectionRect( dc,
 304                                       rect.x+wxPG_XBEFORETEXT-wxPG_CAPRECTXMARGIN+imageOffset,
 305                                       rect.y-wxPG_CAPRECTYMARGIN+1,
 306                                       ((wxPropertyCategory*)property)->GetTextExtent(propertyGrid,
 307                                                                                      propertyGrid->GetCaptionFont())
 308                                       +(wxPG_CAPRECTXMARGIN*2),
 309                                       propertyGrid->GetFontHeight()+(wxPG_CAPRECTYMARGIN*2) );
 310         }
 311     }
 312
 313     PostDrawCell(dc, propertyGrid, *cell, preDrawFlags);
 314
 315     return res;
 316 }
 317
 318 wxSize wxPGDefaultRenderer::GetImageSize( const wxPGProperty* property,
 319                                           int column,
 320                                           int item ) const
 321 {
 322     if ( property && column == 1 )
 323     {
 324         if ( item == -1 )
 325         {
 326             wxBitmap* bmp = property->GetValueImage();
 327
 328             if ( bmp && bmp->Ok() )
 329                 return wxSize(bmp->GetWidth(),bmp->GetHeight());
 330         }
 331     }
 332     return wxSize(0,0);
 333 }
 334
 335 // -----------------------------------------------------------------------
 336 // wxPGCellData
 337 // -----------------------------------------------------------------------
 338
 339 wxPGCellData::wxPGCellData()
 340     : wxObjectRefData()
 341 {
 342     m_hasValidText = false;
 343 }
 344
 345 // -----------------------------------------------------------------------
 346 // wxPGCell
 347 // -----------------------------------------------------------------------
 348
 349 wxPGCell::wxPGCell()
 350     : wxObject()
 351 {
 352 }
 353
 354 wxPGCell::wxPGCell( const wxString& text,
 355                     const wxBitmap& bitmap,
 356                     const wxColour& fgCol,
 357                     const wxColour& bgCol )
 358     : wxObject()
 359 {
 360     wxPGCellData* data = new wxPGCellData();
 361     m_refData = data;
 362     data->m_text = text;
 363     data->m_bitmap = bitmap;
 364     data->m_fgCol = fgCol;
 365     data->m_bgCol = bgCol;
 366     data->m_hasValidText = true;
 367 }
 368
 369 wxObjectRefData *wxPGCell::CloneRefData( const wxObjectRefData *data ) const
 370 {
 371     wxPGCellData* c = new wxPGCellData();
 372     const wxPGCellData* o = (const wxPGCellData*) data;
 373     c->m_text = o->m_text;
 374     c->m_bitmap = o->m_bitmap;
 375     c->m_fgCol = o->m_fgCol;
 376     c->m_bgCol = o->m_bgCol;
 377     c->m_hasValidText = o->m_hasValidText;
 378     return c;
 379 }
 380
 381 void wxPGCell::SetText( const wxString& text )
 382 {
 383     AllocExclusive();
 384
 385     GetData()->SetText(text);
 386 }
 387
 388 void wxPGCell::SetBitmap( const wxBitmap& bitmap )
 389 {
 390     AllocExclusive();
 391
 392     GetData()->SetBitmap(bitmap);
 393 }
 394
 395 void wxPGCell::SetFgCol( const wxColour& col )
 396 {
 397     AllocExclusive();
 398
 399     GetData()->SetFgCol(col);
 400 }
 401
 402 void wxPGCell::SetFont( const wxFont& font )
 403 {
 404     AllocExclusive();
 405
 406     GetData()->SetFont(font);
 407 }
 408
 409 void wxPGCell::SetBgCol( const wxColour& col )
 410 {
 411     AllocExclusive();
 412
 413     GetData()->SetBgCol(col);
 414 }
 415
 416 void wxPGCell::MergeFrom( const wxPGCell& srcCell )
 417 {
 418     AllocExclusive();
 419
 420     wxPGCellData* data = GetData();
 421
 422     if ( srcCell.HasText() )
 423         data->SetText(srcCell.GetText());
 424
 425     if ( srcCell.GetFgCol().IsOk() )
 426         data->SetFgCol(srcCell.GetFgCol());
 427
 428     if ( srcCell.GetBgCol().IsOk() )
 429         data->SetBgCol(srcCell.GetBgCol());
 430
 431     if ( srcCell.GetBitmap().IsOk() )
 432         data->SetBitmap(srcCell.GetBitmap());
 433 }
 434
 435 void wxPGCell::SetEmptyData()
 436 {
 437     AllocExclusive();
 438 }
 439
 440
 441 // -----------------------------------------------------------------------
 442 // wxPGProperty
 443 // -----------------------------------------------------------------------
 444
 445 IMPLEMENT_ABSTRACT_CLASS(wxPGProperty, wxObject)
 446
 447 wxString* wxPGProperty::sm_wxPG_LABEL = NULL;
 448
 449 void wxPGProperty::Init()
 450 {
 451     m_commonValue = -1;
 452     m_arrIndex = 0xFFFF;
 453     m_parent = NULL;
 454
 455     m_parentState = NULL;
 456
 457     m_clientData = NULL;
 458     m_clientObject = NULL;
 459
 460     m_customEditor = NULL;
 461 #if wxUSE_VALIDATORS
 462     m_validator = NULL;
 463 #endif
 464     m_valueBitmap = NULL;
 465
 466     m_maxLen = 0; // infinite maximum length
 467
 468     m_flags = wxPG_PROP_PROPERTY;
 469
 470     m_depth = 1;
 471
 472     SetExpanded(true);
 473 }
 474
 475
 476 void wxPGProperty::Init( const wxString& label, const wxString& name )
 477 {
 478     // We really need to check if &label and &name are NULL pointers
 479     // (this can if we are called before property grid has been initalized)
 480
 481     if ( (&label) != NULL && label != wxPG_LABEL )
 482         m_label = label;
 483
 484     if ( (&name) != NULL && name != wxPG_LABEL )
 485         DoSetName( name );
 486     else
 487         DoSetName( m_label );
 488
 489     Init();
 490 }
 491
 492 void wxPGProperty::InitAfterAdded( wxPropertyGridPageState* pageState,
 493                                    wxPropertyGrid* propgrid )
 494 {
 495     //
 496     // Called after property has been added to grid or page
 497     // (so propgrid can be NULL, too).
 498
 499     wxPGProperty* parent = m_parent;
 500     bool parentIsRoot = parent->IsKindOf(CLASSINFO(wxPGRootProperty));
 501
 502     m_parentState = pageState;
 503
 504 #if wxPG_COMPATIBILITY_1_4
 505     // Make sure deprecated virtual functions are not implemented
 506     wxString s = GetValueAsString( 0xFFFF );
 507     wxASSERT_MSG( s == g_invalidStringContent,
 508                   "Implement ValueToString() instead of GetValueAsString()" );
 509 #endif
 510
 511     if ( !parentIsRoot && !parent->IsCategory() )
 512     {
 513         m_cells = parent->m_cells;
 514     }
 515
 516     // If in hideable adding mode, or if assigned parent is hideable, then
 517     // make this one hideable.
 518     if (
 519          ( !parentIsRoot && parent->HasFlag(wxPG_PROP_HIDDEN) ) ||
 520          ( propgrid && (propgrid->HasInternalFlag(wxPG_FL_ADDING_HIDEABLES)) )
 521        )
 522         SetFlag( wxPG_PROP_HIDDEN );
 523
 524     // Set custom image flag.
 525     int custImgHeight = OnMeasureImage().y;
 526     if ( custImgHeight < 0 )
 527     {
 528         SetFlag(wxPG_PROP_CUSTOMIMAGE);
 529     }
 530
 531     if ( propgrid && (propgrid->HasFlag(wxPG_LIMITED_EDITING)) )
 532         SetFlag(wxPG_PROP_NOEDITOR);
 533
 534     // Make sure parent has some parental flags
 535     if ( !parent->HasFlag(wxPG_PROP_PARENTAL_FLAGS) )
 536         parent->SetParentalType(wxPG_PROP_MISC_PARENT);
 537
 538     if ( !IsCategory() )
 539     {
 540         // This is not a category.
 541
 542         // Depth.
 543         //
 544         unsigned char depth = 1;
 545         if ( !parentIsRoot )
 546         {
 547             depth = parent->m_depth;
 548             if ( !parent->IsCategory() )
 549                 depth++;
 550         }
 551         m_depth = depth;
 552         unsigned char greyDepth = depth;
 553
 554         if ( !parentIsRoot )
 555         {
 556             wxPropertyCategory* pc;
 557
 558             if ( parent->IsCategory() )
 559                 pc = (wxPropertyCategory* ) parent;
 560             else
 561                 // This conditional compile is necessary to
 562                 // bypass some compiler bug.
 563                 pc = pageState->GetPropertyCategory(parent);
 564
 565             if ( pc )
 566                 greyDepth = pc->GetDepth();
 567             else
 568                 greyDepth = parent->m_depthBgCol;
 569         }
 570
 571         m_depthBgCol = greyDepth;
 572     }
 573     else
 574     {
 575         // This is a category.
 576
 577         // depth
 578         unsigned char depth = 1;
 579         if ( !parentIsRoot )
 580         {
 581             depth = parent->m_depth + 1;
 582         }
 583         m_depth = depth;
 584         m_depthBgCol = depth;
 585     }
 586
 587     //
 588     // Has initial children
 589     if ( GetChildCount() )
 590     {
 591         // Check parental flags
 592         wxASSERT_MSG( ((m_flags & wxPG_PROP_PARENTAL_FLAGS) ==
 593                             wxPG_PROP_AGGREGATE) ||
 594                       ((m_flags & wxPG_PROP_PARENTAL_FLAGS) ==
 595                             wxPG_PROP_MISC_PARENT),
 596                       "wxPGProperty parental flags set incorrectly at "
 597                       "this time" );
 598
 599         if ( HasFlag(wxPG_PROP_AGGREGATE) )
 600         {
 601             // Properties with private children are not expanded by default.
 602             SetExpanded(false);
 603         }
 604         else if ( propgrid && propgrid->HasFlag(wxPG_HIDE_MARGIN) )
 605         {
 606             // ...unless it cannot be expanded by user and therefore must
 607             // remain visible at all times
 608             SetExpanded(true);
 609         }
 610
 611         //
 612         // Prepare children recursively
 613         for ( unsigned int i=0; i<GetChildCount(); i++ )
 614         {
 615             wxPGProperty* child = Item(i);
 616             child->InitAfterAdded(pageState, pageState->GetGrid());
 617         }
 618
 619         if ( propgrid && (propgrid->GetExtraStyle() & wxPG_EX_AUTO_UNSPECIFIED_VALUES) )
 620             SetFlagRecursively(wxPG_PROP_AUTO_UNSPECIFIED, true);
 621     }
 622 }
 623
 624 wxPGProperty::wxPGProperty()
 625     : wxObject()
 626 {
 627     Init();
 628 }
 629
 630
 631 wxPGProperty::wxPGProperty( const wxString& label, const wxString& name )
 632     : wxObject()
 633 {
 634     Init( label, name );
 635 }
 636
 637
 638 wxPGProperty::~wxPGProperty()
 639 {
 640     delete m_clientObject;
 641
 642     Empty();  // this deletes items
 643
 644     delete m_valueBitmap;
 645 #if wxUSE_VALIDATORS
 646     delete m_validator;
 647 #endif
 648
 649     // This makes it easier for us to detect dangling pointers
 650     m_parent = NULL;
 651 }
 652
 653
 654 bool wxPGProperty::IsSomeParent( wxPGProperty* candidate ) const
 655 {
 656     wxPGProperty* parent = m_parent;
 657     do
 658     {
 659         if ( parent == candidate )
 660             return true;
 661         parent = parent->m_parent;
 662     } while ( parent );
 663     return false;
 664 }
 665
 666 void wxPGProperty::SetName( const wxString& newName )
 667 {
 668     wxPropertyGrid* pg = GetGrid();
 669
 670     if ( pg )
 671         pg->SetPropertyName(this, newName);
 672     else
 673         DoSetName(newName);
 674 }
 675
 676 wxString wxPGProperty::GetName() const
 677 {
 678     wxPGProperty* parent = GetParent();
 679
 680     if ( !m_name.length() || !parent || parent->IsCategory() || parent->IsRoot() )
 681         return m_name;
 682
 683     return m_parent->GetName() + wxS(".") + m_name;
 684 }
 685
 686 wxPropertyGrid* wxPGProperty::GetGrid() const
 687 {
 688     if ( !m_parentState )
 689         return NULL;
 690     return m_parentState->GetGrid();
 691 }
 692
 693 int wxPGProperty::Index( const wxPGProperty* p ) const
 694 {
 695     for ( unsigned int i = 0; i<m_children.size(); i++ )
 696     {
 697         if ( p == m_children[i] )
 698             return i;
 699     }
 700     return wxNOT_FOUND;
 701 }
 702
 703 bool wxPGProperty::ValidateValue( wxVariant& WXUNUSED(value), wxPGValidationInfo& WXUNUSED(validationInfo) ) const
 704 {
 705     return true;
 706 }
 707
 708 void wxPGProperty::OnSetValue()
 709 {
 710 }
 711
 712 void wxPGProperty::RefreshChildren ()
 713 {
 714 }
 715
 716 void wxPGProperty::OnValidationFailure( wxVariant& WXUNUSED(pendingValue) )
 717 {
 718 }
 719
 720 void wxPGProperty::GetDisplayInfo( unsigned int column,
 721                                    int choiceIndex,
 722                                    int flags,
 723                                    wxString* pString,
 724                                    const wxPGCell** pCell )
 725 {
 726     const wxPGCell* cell = NULL;
 727
 728     if ( !(flags & wxPGCellRenderer::ChoicePopup) )
 729     {
 730         // Not painting list of choice popups, so get text from property
 731         if ( column != 1 || !IsValueUnspecified() || IsCategory() )
 732         {
 733             cell = &GetCell(column);
 734         }
 735         else
 736         {
 737             // Use special unspecified value cell
 738             cell = &GetGrid()->GetUnspecifiedValueAppearance();
 739         }
 740
 741         if ( cell->HasText() )
 742         {
 743             *pString = cell->GetText();
 744         }
 745         else
 746         {
 747             if ( column == 0 )
 748                 *pString = GetLabel();
 749             else if ( column == 1 )
 750                 *pString = GetDisplayedString();
 751             else if ( column == 2 )
 752                 *pString = GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 753         }
 754     }
 755     else
 756     {
 757         wxASSERT( column == 1 );
 758
 759         if ( choiceIndex != wxNOT_FOUND )
 760         {
 761             const wxPGChoiceEntry& entry = m_choices[choiceIndex];
 762             if ( entry.GetBitmap().IsOk() ||
 763                  entry.GetFgCol().IsOk() ||
 764                  entry.GetBgCol().IsOk() )
 765                 cell = &entry;
 766             *pString = m_choices.GetLabel(choiceIndex);
 767         }
 768     }
 769
 770     if ( !cell )
 771         cell = &GetCell(column);
 772
 773     wxASSERT_MSG( cell->GetData(),
 774                   wxString::Format("Invalid cell for property %s",
 775                                    GetName().c_str()) );
 776
 777     *pCell = cell;
 778 }
 779
 780 /*
 781 wxString wxPGProperty::GetColumnText( unsigned int col, int choiceIndex ) const
 782 {
 783
 784     if ( col != 1 || choiceIndex == wxNOT_FOUND )
 785     {
 786         const wxPGCell& cell = GetCell(col);
 787         if ( cell->HasText() )
 788         {
 789             return cell->GetText();
 790         }
 791         else
 792         {
 793             if ( col == 0 )
 794                 return GetLabel();
 795             else if ( col == 1 )
 796                 return GetDisplayedString();
 797             else if ( col == 2 )
 798                 return GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 799         }
 800     }
 801     else
 802     {
 803         // Use choice
 804         return m_choices.GetLabel(choiceIndex);
 805     }
 806
 807     return wxEmptyString;
 808 }
 809 */
 810
 811 void wxPGProperty::DoGenerateComposedValue( wxString& text,
 812                                             int argFlags,
 813                                             const wxVariantList* valueOverrides,
 814                                             wxPGHashMapS2S* childResults ) const
 815 {
 816     int i;
 817     int iMax = m_children.size();
 818
 819     text.clear();
 820     if ( iMax == 0 )
 821         return;
 822
 823     if ( iMax > PWC_CHILD_SUMMARY_LIMIT &&
 824          !(argFlags & wxPG_FULL_VALUE) )
 825         iMax = PWC_CHILD_SUMMARY_LIMIT;
 826
 827     int iMaxMinusOne = iMax-1;
 828
 829     if ( !IsTextEditable() )
 830         argFlags |= wxPG_UNEDITABLE_COMPOSITE_FRAGMENT;
 831
 832     wxPGProperty* curChild = m_children[0];
 833
 834     bool overridesLeft = false;
 835     wxVariant overrideValue;
 836     wxVariantList::const_iterator node;
 837
 838     if ( valueOverrides )
 839     {
 840         node = valueOverrides->begin();
 841         if ( node != valueOverrides->end() )
 842         {
 843             overrideValue = *node;
 844             overridesLeft = true;
 845         }
 846     }
 847
 848     for ( i = 0; i < iMax; i++ )
 849     {
 850         wxVariant childValue;
 851
 852         wxString childLabel = curChild->GetLabel();
 853
 854         // Check for value override
 855         if ( overridesLeft && overrideValue.GetName() == childLabel )
 856         {
 857             if ( !overrideValue.IsNull() )
 858                 childValue = overrideValue;
 859             else
 860                 childValue = curChild->GetValue();
 861             ++node;
 862             if ( node != valueOverrides->end() )
 863                 overrideValue = *node;
 864             else
 865                 overridesLeft = false;
 866         }
 867         else
 868         {
 869             childValue = curChild->GetValue();
 870         }
 871
 872         wxString s;
 873         if ( !childValue.IsNull() )
 874         {
 875             if ( overridesLeft &&
 876                  curChild->HasFlag(wxPG_PROP_COMPOSED_VALUE) &&
 877                  childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
 878             {
 879                 wxVariantList& childList = childValue.GetList();
 880                 DoGenerateComposedValue(s, argFlags|wxPG_COMPOSITE_FRAGMENT,
 881                                         &childList, childResults);
 882             }
 883             else
 884             {
 885                 s = curChild->ValueToString(childValue,
 886                                             argFlags|wxPG_COMPOSITE_FRAGMENT);
 887             }
 888         }
 889
 890         if ( childResults && curChild->GetChildCount() )
 891             (*childResults)[curChild->GetName()] = s;
 892
 893         bool skip = false;
 894         if ( (argFlags & wxPG_UNEDITABLE_COMPOSITE_FRAGMENT) && !s.length() )
 895             skip = true;
 896
 897         if ( !curChild->GetChildCount() || skip )
 898             text += s;
 899         else
 900             text += wxS("[") + s + wxS("]");
 901
 902         if ( i < iMaxMinusOne )
 903         {
 904             if ( text.length() > PWC_CHILD_SUMMARY_CHAR_LIMIT &&
 905                  !(argFlags & wxPG_EDITABLE_VALUE) &&
 906                  !(argFlags & wxPG_FULL_VALUE) )
 907                 break;
 908
 909             if ( !skip )
 910             {
 911                 if ( !curChild->GetChildCount() )
 912                     text += wxS("; ");
 913                 else
 914                     text += wxS(" ");
 915             }
 916
 917             curChild = m_children[i+1];
 918         }
 919     }
 920
 921     if ( (unsigned int)i < m_children.size() )
 922     {
 923         if ( !text.EndsWith(wxS("; ")) )
 924             text += wxS("; ...");
 925         else
 926             text += wxS("...");
 927     }
 928 }
 929
 930 wxString wxPGProperty::ValueToString( wxVariant& WXUNUSED(value),
 931                                       int argFlags ) const
 932 {
 933     wxCHECK_MSG( GetChildCount() > 0,
 934                  wxString(),
 935                  "If user property does not have any children, it must "
 936                  "override GetValueAsString" );
 937
 938     // FIXME: Currently code below only works if value is actually m_value
 939     wxASSERT_MSG( argFlags & wxPG_VALUE_IS_CURRENT,
 940                   "Sorry, currently default wxPGProperty::ValueToString() "
 941                   "implementation only works if value is m_value." );
 942
 943     wxString text;
 944     DoGenerateComposedValue(text, argFlags);
 945     return text;
 946 }
 947
 948 wxString wxPGProperty::GetValueAsString( int argFlags ) const
 949 {
 950 #if wxPG_COMPATIBILITY_1_4
 951     // This is backwards compatibility test
 952     // That is, to make sure this function is not overridden
 953     // (instead, ValueToString() should be).
 954     if ( argFlags == 0xFFFF )
 955     {
 956         // Do not override! (for backwards compliancy)
 957         return g_invalidStringContent;
 958     }
 959 #endif
 960
 961     wxPropertyGrid* pg = GetGrid();
 962
 963     if ( IsValueUnspecified() )
 964         return pg->GetUnspecifiedValueText(argFlags);
 965
 966     if ( m_commonValue == -1 )
 967     {
 968         wxVariant value(GetValue());
 969         return ValueToString(value, argFlags|wxPG_VALUE_IS_CURRENT);
 970     }
 971
 972     //
 973     // Return common value's string representation
 974     const wxPGCommonValue* cv = pg->GetCommonValue(m_commonValue);
 975
 976     if ( argFlags & wxPG_FULL_VALUE )
 977     {
 978         return cv->GetLabel();
 979     }
 980     else if ( argFlags & wxPG_EDITABLE_VALUE )
 981     {
 982         return cv->GetEditableText();
 983     }
 984     else
 985     {
 986         return cv->GetLabel();
 987     }
 988 }
 989
 990 wxString wxPGProperty::GetValueString( int argFlags ) const
 991 {
 992     return GetValueAsString(argFlags);
 993 }
 994
 995 bool wxPGProperty::IntToValue( wxVariant& variant, int number, int WXUNUSED(argFlags) ) const
 996 {
 997     variant = (long)number;
 998     return true;
 999 }
1000
1001 // Convert semicolon delimited tokens into child values.
1002 bool wxPGProperty::StringToValue( wxVariant& variant, const wxString& text, int argFlags ) const
1003 {
1004     if ( !GetChildCount() )
1005         return false;
1006
1007     unsigned int curChild = 0;
1008
1009     unsigned int iMax = m_children.size();
1010
1011     if ( iMax > PWC_CHILD_SUMMARY_LIMIT &&
1012          !(argFlags & wxPG_FULL_VALUE) )
1013         iMax = PWC_CHILD_SUMMARY_LIMIT;
1014
1015     bool changed = false;
1016
1017     wxString token;
1018     size_t pos = 0;
1019
1020     // Its best only to add non-empty group items
1021     bool addOnlyIfNotEmpty = false;
1022     const wxChar delimeter = wxS(';');
1023
1024     size_t tokenStart = 0xFFFFFF;
1025
1026     wxVariantList temp_list;
1027     wxVariant list(temp_list);
1028
1029     int propagatedFlags = argFlags & (wxPG_REPORT_ERROR|wxPG_PROGRAMMATIC_VALUE);
1030
1031     wxLogTrace("propgrid",
1032                wxT(">> %s.StringToValue('%s')"), GetLabel(), text);
1033
1034     wxString::const_iterator it = text.begin();
1035     wxUniChar a;
1036
1037     if ( it != text.end() )
1038         a = *it;
1039     else
1040         a = 0;
1041
1042     for ( ;; )
1043     {
1044         // How many units we iterate string forward at the end of loop?
1045         // We need to keep track of this or risk going to negative
1046         // with it-- operation.
1047         unsigned int strPosIncrement = 1;
1048
1049         if ( tokenStart != 0xFFFFFF )
1050         {
1051             // Token is running
1052             if ( a == delimeter || a == 0 )
1053             {
1054                 token = text.substr(tokenStart,pos-tokenStart);
1055                 token.Trim(true);
1056                 size_t len = token.length();
1057
1058                 if ( !addOnlyIfNotEmpty || len > 0 )
1059                 {
1060                     const wxPGProperty* child = Item(curChild);
1061                     wxVariant variant(child->GetValue());
1062                     wxString childName = child->GetBaseName();
1063
1064                     wxLogTrace("propgrid",
1065                                wxT("token = '%s', child = %s"),
1066                                token, childName);
1067
1068                     // Add only if editable or setting programmatically
1069                     if ( (argFlags & wxPG_PROGRAMMATIC_VALUE) ||
1070                          !child->HasFlag(wxPG_PROP_DISABLED|wxPG_PROP_READONLY) )
1071                     {
1072                         if ( len > 0 )
1073                         {
1074                             if ( child->StringToValue(variant, token,
1075                                  propagatedFlags|wxPG_COMPOSITE_FRAGMENT) )
1076                             {
1077                                 // We really need to set the variant's name
1078                                 // *after* child->StringToValue() has been
1079                                 // called, since variant's value may be set by
1080                                 // assigning another variant into it, which
1081                                 // then usually causes name to be copied (ie.
1082                                 // usually cleared) as well. wxBoolProperty
1083                                 // being case in point with its use of
1084                                 // wxPGVariant_Bool macro as an optimization.
1085                                 variant.SetName(childName);
1086                                 list.Append(variant);
1087
1088                                 changed = true;
1089                             }
1090                         }
1091                         else
1092                         {
1093                             // Empty, becomes unspecified
1094                             variant.MakeNull();
1095                             variant.SetName(childName);
1096                             list.Append(variant);
1097                             changed = true;
1098                         }
1099                     }
1100
1101                     curChild++;
1102                     if ( curChild >= iMax )
1103                         break;
1104                 }
1105
1106                 tokenStart = 0xFFFFFF;
1107             }
1108         }
1109         else
1110         {
1111             // Token is not running
1112             if ( a != wxS(' ') )
1113             {
1114
1115                 addOnlyIfNotEmpty = false;
1116
1117                 // Is this a group of tokens?
1118                 if ( a == wxS('[') )
1119                 {
1120                     int depth = 1;
1121
1122                     if ( it != text.end() ) ++it;
1123                     pos++;
1124                     size_t startPos = pos;
1125
1126                     // Group item - find end
1127                     while ( it != text.end() && depth > 0 )
1128                     {
1129                         a = *it;
1130                         ++it;
1131                         pos++;
1132
1133                         if ( a == wxS(']') )
1134                             depth--;
1135                         else if ( a == wxS('[') )
1136                             depth++;
1137                     }
1138
1139                     token = text.substr(startPos,pos-startPos-1);
1140
1141                     if ( !token.length() )
1142                         break;
1143
1144                     const wxPGProperty* child = Item(curChild);
1145
1146                     wxVariant oldChildValue = child->GetValue();
1147                     wxVariant variant(oldChildValue);
1148
1149                     if ( (argFlags & wxPG_PROGRAMMATIC_VALUE) ||
1150                          !child->HasFlag(wxPG_PROP_DISABLED|wxPG_PROP_READONLY) )
1151                     {
1152                         wxString childName = child->GetBaseName();
1153
1154                         bool stvRes = child->StringToValue( variant, token,
1155                                                             propagatedFlags );
1156                         if ( stvRes || (variant != oldChildValue) )
1157                         {
1158                             variant.SetName(childName);
1159                             list.Append(variant);
1160
1161                             changed = true;
1162                         }
1163                         else
1164                         {
1165                             // No changes...
1166                         }
1167                     }
1168
1169                     curChild++;
1170                     if ( curChild >= iMax )
1171                         break;
1172
1173                     addOnlyIfNotEmpty = true;
1174
1175                     tokenStart = 0xFFFFFF;
1176                 }
1177                 else
1178                 {
1179                     tokenStart = pos;
1180
1181                     if ( a == delimeter )
1182                         strPosIncrement -= 1;
1183                 }
1184             }
1185         }
1186
1187         if ( a == 0 )
1188             break;
1189
1190         it += strPosIncrement;
1191
1192         if ( it != text.end() )
1193         {
1194             a = *it;
1195         }
1196         else
1197         {
1198             a = 0;
1199         }
1200
1201         pos += strPosIncrement;
1202     }
1203
1204     if ( changed )
1205         variant = list;
1206
1207     return changed;
1208 }
1209
1210 bool wxPGProperty::SetValueFromString( const wxString& text, int argFlags )
1211 {
1212     wxVariant variant(m_value);
1213     bool res = StringToValue(variant, text, argFlags);
1214     if ( res )
1215         SetValue(variant);
1216     return res;
1217 }
1218
1219 bool wxPGProperty::SetValueFromInt( long number, int argFlags )
1220 {
1221     wxVariant variant(m_value);
1222     bool res = IntToValue(variant, number, argFlags);
1223     if ( res )
1224         SetValue(variant);
1225     return res;
1226 }
1227
1228 wxSize wxPGProperty::OnMeasureImage( int WXUNUSED(item) ) const
1229 {
1230     if ( m_valueBitmap )
1231         return wxSize(m_valueBitmap->GetWidth(),-1);
1232
1233     return wxSize(0,0);
1234 }
1235
1236 int wxPGProperty::GetImageOffset( int imageWidth ) const
1237 {
1238     int imageOffset = 0;
1239
1240     if ( imageWidth )
1241     {
1242         // Do not increment offset too much for wide images
1243         if ( imageWidth <= (wxPG_CUSTOM_IMAGE_WIDTH+5) )
1244             imageOffset = imageWidth + DEFAULT_IMAGE_OFFSET_INCREMENT;
1245         else
1246             imageOffset = imageWidth + 1;
1247     }
1248
1249     return imageOffset;
1250 }
1251
1252 wxPGCellRenderer* wxPGProperty::GetCellRenderer( int WXUNUSED(column) ) const
1253 {
1254     return wxPGGlobalVars->m_defaultRenderer;
1255 }
1256
1257 void wxPGProperty::OnCustomPaint( wxDC& dc,
1258                                   const wxRect& rect,
1259                                   wxPGPaintData& )
1260 {
1261     wxBitmap* bmp = m_valueBitmap;
1262
1263     wxCHECK_RET( bmp && bmp->Ok(), wxT("invalid bitmap") );
1264
1265     wxCHECK_RET( rect.x >= 0, wxT("unexpected measure call") );
1266
1267     dc.DrawBitmap(*bmp,rect.x,rect.y);
1268 }
1269
1270 const wxPGEditor* wxPGProperty::DoGetEditorClass() const
1271 {
1272     return wxPGEditor_TextCtrl;
1273 }
1274
1275 // Default extra property event handling - that is, none at all.
1276 bool wxPGProperty::OnEvent( wxPropertyGrid*, wxWindow*, wxEvent& )
1277 {
1278     return false;
1279 }
1280
1281
1282 void wxPGProperty::SetValue( wxVariant value, wxVariant* pList, int flags )
1283 {
1284     // If auto unspecified values are not wanted (via window or property style),
1285     // then get default value instead of wxNullVariant.
1286     if ( value.IsNull() && (flags & wxPG_SETVAL_BY_USER) &&
1287          !UsesAutoUnspecified() )
1288     {
1289         value = GetDefaultValue();
1290     }
1291
1292     if ( !value.IsNull() )
1293     {
1294         wxVariant tempListVariant;
1295
1296         SetCommonValue(-1);
1297         // List variants are reserved a special purpose
1298         // as intermediate containers for child values
1299         // of properties with children.
1300         if ( value.GetType() == wxPG_VARIANT_TYPE_LIST )
1301         {
1302             //
1303             // However, situation is different for composed string properties
1304             if ( HasFlag(wxPG_PROP_COMPOSED_VALUE) )
1305             {
1306                 tempListVariant = value;
1307                 pList = &tempListVariant;
1308             }
1309
1310             wxVariant newValue;
1311             AdaptListToValue(value, &newValue);
1312             value = newValue;
1313             //wxLogDebug(wxT(">> %s.SetValue() adapted list value to type '%s'"),GetName().c_str(),value.GetType().c_str());
1314         }
1315
1316         if ( HasFlag( wxPG_PROP_AGGREGATE) )
1317             flags |= wxPG_SETVAL_AGGREGATED;
1318
1319         if ( pList && !pList->IsNull() )
1320         {
1321             wxASSERT( pList->GetType() == wxPG_VARIANT_TYPE_LIST );
1322             wxASSERT( GetChildCount() );
1323             wxASSERT( !IsCategory() );
1324
1325             wxVariantList& list = pList->GetList();
1326             wxVariantList::iterator node;
1327             unsigned int i = 0;
1328
1329             //wxLogDebug(wxT(">> %s.SetValue() pList parsing"),GetName().c_str());
1330
1331             // Children in list can be in any order, but we will give hint to
1332             // GetPropertyByNameWH(). This optimizes for full list parsing.
1333             for ( node = list.begin(); node != list.end(); ++node )
1334             {
1335                 wxVariant& childValue = *((wxVariant*)*node);
1336                 wxPGProperty* child = GetPropertyByNameWH(childValue.GetName(), i);
1337                 if ( child )
1338                 {
1339                     //wxLogDebug(wxT("%i: child = %s, childValue.GetType()=%s"),i,child->GetBaseName().c_str(),childValue.GetType().c_str());
1340                     if ( childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
1341                     {
1342                         if ( child->HasFlag(wxPG_PROP_AGGREGATE) && !(flags & wxPG_SETVAL_AGGREGATED) )
1343                         {
1344                             wxVariant listRefCopy = childValue;
1345                             child->SetValue(childValue, &listRefCopy, flags|wxPG_SETVAL_FROM_PARENT);
1346                         }
1347                         else
1348                         {
1349                             wxVariant oldVal = child->GetValue();
1350                             child->SetValue(oldVal, &childValue, flags|wxPG_SETVAL_FROM_PARENT);
1351                         }
1352                     }
1353                     else if ( child->GetValue() != childValue )
1354                     {
1355                         // For aggregate properties, we will trust RefreshChildren()
1356                         // to update child values.
1357                         if ( !HasFlag(wxPG_PROP_AGGREGATE) )
1358                             child->SetValue(childValue, NULL, flags|wxPG_SETVAL_FROM_PARENT);
1359                         if ( flags & wxPG_SETVAL_BY_USER )
1360                             child->SetFlag(wxPG_PROP_MODIFIED);
1361                     }
1362                 }
1363                 i++;
1364             }
1365         }
1366
1367         if ( !value.IsNull() )
1368         {
1369             m_value = value;
1370             OnSetValue();
1371         }
1372
1373         if ( flags & wxPG_SETVAL_BY_USER )
1374             SetFlag(wxPG_PROP_MODIFIED);
1375
1376         if ( HasFlag(wxPG_PROP_AGGREGATE) )
1377             RefreshChildren();
1378     }
1379     else
1380     {
1381         if ( m_commonValue != -1 )
1382         {
1383             wxPropertyGrid* pg = GetGrid();
1384             if ( !pg || m_commonValue != pg->GetUnspecifiedCommonValue() )
1385                 SetCommonValue(-1);
1386         }
1387
1388         m_value = value;
1389
1390         // Set children to unspecified, but only if aggregate or
1391         // value is <composed>
1392         if ( AreChildrenComponents() )
1393         {
1394             unsigned int i;
1395             for ( i=0; i<GetChildCount(); i++ )
1396                 Item(i)->SetValue(value, NULL, flags|wxPG_SETVAL_FROM_PARENT);
1397         }
1398     }
1399
1400     if ( !(flags & wxPG_SETVAL_FROM_PARENT) )
1401         UpdateParentValues();
1402
1403     //
1404     // Update editor control.
1405     if ( flags & wxPG_SETVAL_REFRESH_EDITOR )
1406     {
1407         wxPropertyGrid* pg = GetGridIfDisplayed();
1408         if ( pg )
1409         {
1410             wxPGProperty* selected = pg->GetSelectedProperty();
1411
1412             // Only refresh the control if this was selected, or
1413             // this was some parent of selected, or vice versa)
1414             if ( selected && (selected == this ||
1415                               selected->IsSomeParent(this) ||
1416                               this->IsSomeParent(selected)) )
1417                 RefreshEditor();
1418
1419             pg->DrawItemAndValueRelated(this);
1420         }
1421     }
1422 }
1423
1424
1425 void wxPGProperty::SetValueInEvent( wxVariant value ) const
1426 {
1427     GetGrid()->ValueChangeInEvent(value);
1428 }
1429
1430 void wxPGProperty::SetFlagRecursively( FlagType flag, bool set )
1431 {
1432     ChangeFlag(flag, set);
1433
1434     unsigned int i;
1435     for ( i = 0; i < GetChildCount(); i++ )
1436         Item(i)->SetFlagRecursively(flag, set);
1437 }
1438
1439 void wxPGProperty::RefreshEditor()
1440 {
1441     if ( !m_parent )
1442         return;
1443
1444     wxPropertyGrid* pg = GetGrid();
1445     if ( pg && pg->GetSelectedProperty() == this )
1446         pg->RefreshEditor();
1447 }
1448
1449 wxVariant wxPGProperty::GetDefaultValue() const
1450 {
1451     wxVariant defVal = GetAttribute(wxPG_ATTR_DEFAULT_VALUE);
1452     if ( !defVal.IsNull() )
1453         return defVal;
1454
1455     wxVariant value = GetValue();
1456
1457     if ( !value.IsNull() )
1458     {
1459         wxString valueType(value.GetType());
1460
1461         if ( valueType == wxPG_VARIANT_TYPE_LONG )
1462             return wxPGVariant_Zero;
1463         if ( valueType == wxPG_VARIANT_TYPE_STRING )
1464             return wxPGVariant_EmptyString;
1465         if ( valueType == wxPG_VARIANT_TYPE_BOOL )
1466             return wxPGVariant_False;
1467         if ( valueType == wxPG_VARIANT_TYPE_DOUBLE )
1468             return wxVariant(0.0);
1469         if ( valueType == wxPG_VARIANT_TYPE_ARRSTRING )
1470             return wxVariant(wxArrayString());
1471         if ( valueType == wxS("wxLongLong") )
1472             return WXVARIANT(wxLongLong(0));
1473         if ( valueType == wxS("wxULongLong") )
1474             return WXVARIANT(wxULongLong(0));
1475         if ( valueType == wxS("wxColour") )
1476             return WXVARIANT(*wxBLACK);
1477 #if wxUSE_DATETIME
1478         if ( valueType == wxPG_VARIANT_TYPE_DATETIME )
1479             return wxVariant(wxDateTime::Now());
1480 #endif
1481         if ( valueType == wxS("wxFont") )
1482             return WXVARIANT(*wxNORMAL_FONT);
1483         if ( valueType == wxS("wxPoint") )
1484             return WXVARIANT(wxPoint(0, 0));
1485         if ( valueType == wxS("wxSize") )
1486             return WXVARIANT(wxSize(0, 0));
1487     }
1488
1489     return wxVariant();
1490 }
1491
1492 void wxPGProperty::EnsureCells( unsigned int column )
1493 {
1494     if ( column >= m_cells.size() )
1495     {
1496         // Fill empty slots with default cells
1497         wxPropertyGrid* pg = GetGrid();
1498         wxPGCell defaultCell;
1499
1500         // Work around possible VC6 bug by using intermediate variables
1501         const wxPGCell& propDefCell = pg->GetPropertyDefaultCell();
1502         const wxPGCell& catDefCell = pg->GetCategoryDefaultCell();
1503
1504         if ( !HasFlag(wxPG_PROP_CATEGORY) )
1505             defaultCell = propDefCell;
1506         else
1507             defaultCell = catDefCell;
1508
1509         // TODO: Replace with resize() call
1510         unsigned int cellCountMax = column+1;
1511
1512         for ( unsigned int i=m_cells.size(); i<cellCountMax; i++ )
1513             m_cells.push_back(defaultCell);
1514     }
1515 }
1516
1517 void wxPGProperty::SetCell( int column,
1518                             const wxPGCell& cell )
1519 {
1520     EnsureCells(column);
1521
1522     m_cells[column] = cell;
1523 }
1524
1525 void wxPGProperty::AdaptiveSetCell( unsigned int firstCol,
1526                                     unsigned int lastCol,
1527                                     const wxPGCell& cell,
1528                                     const wxPGCell& srcData,
1529                                     wxPGCellData* unmodCellData,
1530                                     FlagType ignoreWithFlags,
1531                                     bool recursively )
1532 {
1533     //
1534     // Sets cell in memory optimizing fashion. That is, if
1535     // current cell data matches unmodCellData, we will
1536     // simply get reference to data from cell. Otherwise,
1537     // cell information from srcData is merged into current.
1538     //
1539
1540     if ( !(m_flags & ignoreWithFlags) && !IsRoot() )
1541     {
1542         EnsureCells(lastCol);
1543
1544         for ( unsigned int col=firstCol; col<=lastCol; col++ )
1545         {
1546             if ( m_cells[col].GetData() == unmodCellData )
1547             {
1548                 // Data matches... use cell directly
1549                 m_cells[col] = cell;
1550             }
1551             else
1552             {
1553                 // Data did not match... merge valid information
1554                 m_cells[col].MergeFrom(srcData);
1555             }
1556         }
1557     }
1558
1559     if ( recursively )
1560     {
1561         for ( unsigned int i=0; i<GetChildCount(); i++ )
1562             Item(i)->AdaptiveSetCell( firstCol,
1563                                       lastCol,
1564                                       cell,
1565                                       srcData,
1566                                       unmodCellData,
1567                                       ignoreWithFlags,
1568                                       recursively );
1569     }
1570 }
1571
1572 const wxPGCell& wxPGProperty::GetCell( unsigned int column ) const
1573 {
1574     if ( m_cells.size() > column )
1575         return m_cells[column];
1576
1577     wxPropertyGrid* pg = GetGrid();
1578
1579     if ( IsCategory() )
1580         return pg->GetCategoryDefaultCell();
1581
1582     return pg->GetPropertyDefaultCell();
1583 }
1584
1585 wxPGCell& wxPGProperty::GetOrCreateCell( unsigned int column )
1586 {
1587     EnsureCells(column);
1588     return m_cells[column];
1589 }
1590
1591 void wxPGProperty::SetBackgroundColour( const wxColour& colour,
1592                                         int flags )
1593 {
1594     wxPGProperty* firstProp = this;
1595     bool recursively = flags & wxPG_RECURSE ? true : false;
1596
1597     //
1598     // If category is tried to set recursively, skip it and only
1599     // affect the children.
1600     if ( recursively )
1601     {
1602         while ( firstProp->IsCategory() )
1603         {
1604             if ( !firstProp->GetChildCount() )
1605                 return;
1606             firstProp = firstProp->Item(0);
1607         }
1608     }
1609
1610     wxPGCell& firstCell = firstProp->GetCell(0);
1611     wxPGCellData* firstCellData = firstCell.GetData();
1612
1613     wxPGCell newCell(firstCell);
1614     newCell.SetBgCol(colour);
1615     wxPGCell srcCell;
1616     srcCell.SetBgCol(colour);
1617
1618     AdaptiveSetCell( 0,
1619                      GetParentState()->GetColumnCount()-1,
1620                      newCell,
1621                      srcCell,
1622                      firstCellData,
1623                      recursively ? wxPG_PROP_CATEGORY : 0,
1624                      recursively );
1625 }
1626
1627 void wxPGProperty::SetTextColour( const wxColour& colour,
1628                                   int flags )
1629 {
1630     wxPGProperty* firstProp = this;
1631     bool recursively = flags & wxPG_RECURSE ? true : false;
1632
1633     //
1634     // If category is tried to set recursively, skip it and only
1635     // affect the children.
1636     if ( recursively )
1637     {
1638         while ( firstProp->IsCategory() )
1639         {
1640             if ( !firstProp->GetChildCount() )
1641                 return;
1642             firstProp = firstProp->Item(0);
1643         }
1644     }
1645
1646     wxPGCell& firstCell = firstProp->GetCell(0);
1647     wxPGCellData* firstCellData = firstCell.GetData();
1648
1649     wxPGCell newCell(firstCell);
1650     newCell.SetFgCol(colour);
1651     wxPGCell srcCell;
1652     srcCell.SetFgCol(colour);
1653
1654     AdaptiveSetCell( 0,
1655                      GetParentState()->GetColumnCount()-1,
1656                      newCell,
1657                      srcCell,
1658                      firstCellData,
1659                      recursively ? wxPG_PROP_CATEGORY : 0,
1660                      recursively );
1661 }
1662
1663 wxPGEditorDialogAdapter* wxPGProperty::GetEditorDialog() const
1664 {
1665     return NULL;
1666 }
1667
1668 bool wxPGProperty::DoSetAttribute( const wxString& WXUNUSED(name), wxVariant& WXUNUSED(value) )
1669 {
1670     return false;
1671 }
1672
1673 void wxPGProperty::SetAttribute( const wxString& name, wxVariant value )
1674 {
1675     if ( DoSetAttribute( name, value ) )
1676     {
1677         // Support working without grid, when possible
1678         if ( wxPGGlobalVars->HasExtraStyle( wxPG_EX_WRITEONLY_BUILTIN_ATTRIBUTES ) )
1679             return;
1680     }
1681
1682     m_attributes.Set( name, value );
1683 }
1684
1685 void wxPGProperty::SetAttributes( const wxPGAttributeStorage& attributes )
1686 {
1687     wxPGAttributeStorage::const_iterator it = attributes.StartIteration();
1688     wxVariant variant;
1689
1690     while ( attributes.GetNext(it, variant) )
1691         SetAttribute( variant.GetName(), variant );
1692 }
1693
1694 wxVariant wxPGProperty::DoGetAttribute( const wxString& WXUNUSED(name) ) const
1695 {
1696     return wxVariant();
1697 }
1698
1699
1700 wxVariant wxPGProperty::GetAttribute( const wxString& name ) const
1701 {
1702     return m_attributes.FindValue(name);
1703 }
1704
1705 wxString wxPGProperty::GetAttribute( const wxString& name, const wxString& defVal ) const
1706 {
1707     wxVariant variant = m_attributes.FindValue(name);
1708
1709     if ( !variant.IsNull() )
1710         return variant.GetString();
1711
1712     return defVal;
1713 }
1714
1715 long wxPGProperty::GetAttributeAsLong( const wxString& name, long defVal ) const
1716 {
1717     wxVariant variant = m_attributes.FindValue(name);
1718
1719     if ( variant.IsNull() )
1720         return defVal;
1721
1722     return variant.GetLong();
1723 }
1724
1725 double wxPGProperty::GetAttributeAsDouble( const wxString& name, double defVal ) const
1726 {
1727     wxVariant variant = m_attributes.FindValue(name);
1728
1729     if ( variant.IsNull() )
1730         return defVal;
1731
1732     return variant.GetDouble();
1733 }
1734
1735 wxVariant wxPGProperty::GetAttributesAsList() const
1736 {
1737     wxVariantList tempList;
1738     wxVariant v( tempList, wxString::Format(wxS("@%s@attr"),m_name.c_str()) );
1739
1740     wxPGAttributeStorage::const_iterator it = m_attributes.StartIteration();
1741     wxVariant variant;
1742
1743     while ( m_attributes.GetNext(it, variant) )
1744         v.Append(variant);
1745
1746     return v;
1747 }
1748
1749 // Slots of utility flags are NULL
1750 const unsigned int gs_propFlagToStringSize = 14;
1751
1752 static const wxChar* const gs_propFlagToString[gs_propFlagToStringSize] = {
1753     NULL,
1754     wxT("DISABLED"),
1755     wxT("HIDDEN"),
1756     NULL,
1757     wxT("NOEDITOR"),
1758     wxT("COLLAPSED"),
1759     NULL,
1760     NULL,
1761     NULL,
1762     NULL,
1763     NULL,
1764     NULL,
1765     NULL,
1766     NULL
1767 };
1768
1769 wxString wxPGProperty::GetFlagsAsString( FlagType flagsMask ) const
1770 {
1771     wxString s;
1772     int relevantFlags = m_flags & flagsMask & wxPG_STRING_STORED_FLAGS;
1773     FlagType a = 1;
1774
1775     unsigned int i = 0;
1776     for ( i=0; i<gs_propFlagToStringSize; i++ )
1777     {
1778         if ( relevantFlags & a )
1779         {
1780             const wxChar* fs = gs_propFlagToString[i];
1781             wxASSERT(fs);
1782             if ( s.length() )
1783                 s << wxS("|");
1784             s << fs;
1785         }
1786         a = a << 1;
1787     }
1788
1789     return s;
1790 }
1791
1792 void wxPGProperty::SetFlagsFromString( const wxString& str )
1793 {
1794     FlagType flags = 0;
1795
1796     WX_PG_TOKENIZER1_BEGIN(str, wxS('|'))
1797         unsigned int i;
1798         for ( i=0; i<gs_propFlagToStringSize; i++ )
1799         {
1800             const wxChar* fs = gs_propFlagToString[i];
1801             if ( fs && str == fs )
1802             {
1803                 flags |= (1<<i);
1804                 break;
1805             }
1806         }
1807     WX_PG_TOKENIZER1_END()
1808
1809     m_flags = (m_flags & ~wxPG_STRING_STORED_FLAGS) | flags;
1810 }
1811
1812 wxValidator* wxPGProperty::DoGetValidator() const
1813 {
1814     return NULL;
1815 }
1816
1817 int wxPGProperty::InsertChoice( const wxString& label, int index, int value )
1818 {
1819     wxPropertyGrid* pg = GetGrid();
1820     int sel = GetChoiceSelection();
1821
1822     int newSel = sel;
1823
1824     if ( index == wxNOT_FOUND )
1825         index = m_choices.GetCount();
1826
1827     if ( index <= sel )
1828         newSel++;
1829
1830     m_choices.Insert(label, index, value);
1831
1832     if ( sel != newSel )
1833         SetChoiceSelection(newSel);
1834
1835     if ( this == pg->GetSelection() )
1836         GetEditorClass()->InsertItem(pg->GetEditorControl(),label,index);
1837
1838     return index;
1839 }
1840
1841
1842 void wxPGProperty::DeleteChoice( int index )
1843 {
1844     wxPropertyGrid* pg = GetGrid();
1845
1846     int sel = GetChoiceSelection();
1847     int newSel = sel;
1848
1849     // Adjust current value
1850     if ( sel == index )
1851     {
1852         SetValueToUnspecified();
1853         newSel = 0;
1854     }
1855     else if ( index < sel )
1856     {
1857         newSel--;
1858     }
1859
1860     m_choices.RemoveAt(index);
1861
1862     if ( sel != newSel )
1863         SetChoiceSelection(newSel);
1864
1865     if ( this == pg->GetSelection() )
1866         GetEditorClass()->DeleteItem(pg->GetEditorControl(), index);
1867 }
1868
1869 int wxPGProperty::GetChoiceSelection() const
1870 {
1871     wxVariant value = GetValue();
1872     wxString valueType = value.GetType();
1873     int index = wxNOT_FOUND;
1874
1875     if ( IsValueUnspecified() || !m_choices.GetCount() )
1876         return wxNOT_FOUND;
1877
1878     if ( valueType == wxPG_VARIANT_TYPE_LONG )
1879     {
1880         index = value.GetLong();
1881     }
1882     else if ( valueType == wxPG_VARIANT_TYPE_STRING )
1883     {
1884         index = m_choices.Index(value.GetString());
1885     }
1886     else if ( valueType == wxPG_VARIANT_TYPE_BOOL )
1887     {
1888         index = value.GetBool()? 1 : 0;
1889     }
1890
1891     return index;
1892 }
1893
1894 void wxPGProperty::SetChoiceSelection( int newValue )
1895 {
1896     // Changes value of a property with choices, but only
1897     // works if the value type is long or string.
1898     wxString valueType = GetValue().GetType();
1899
1900     wxCHECK_RET( m_choices.IsOk(), wxT("invalid choiceinfo") );
1901
1902     if ( valueType == wxPG_VARIANT_TYPE_STRING )
1903     {
1904         SetValue( m_choices.GetLabel(newValue) );
1905     }
1906     else  // if ( valueType == wxPG_VARIANT_TYPE_LONG )
1907     {
1908         SetValue( (long) newValue );
1909     }
1910 }
1911
1912 bool wxPGProperty::SetChoices( wxPGChoices& choices )
1913 {
1914     // Property must be de-selected first (otherwise choices in
1915     // the control would be de-synced with true choices)
1916     wxPropertyGrid* pg = GetGrid();
1917     if ( pg && pg->GetSelection() == this )
1918         pg->ClearSelection();
1919
1920     m_choices.Assign(choices);
1921
1922     {
1923         // This may be needed to trigger some initialization
1924         // (but don't do it if property is somewhat uninitialized)
1925         wxVariant defVal = GetDefaultValue();
1926         if ( defVal.IsNull() )
1927             return false;
1928
1929         SetValue(defVal);
1930     }
1931
1932     return true;
1933 }
1934
1935
1936 const wxPGEditor* wxPGProperty::GetEditorClass() const
1937 {
1938     const wxPGEditor* editor;
1939
1940     if ( !m_customEditor )
1941     {
1942         editor = DoGetEditorClass();
1943     }
1944     else
1945         editor = m_customEditor;
1946
1947     //
1948     // Maybe override editor if common value specified
1949     if ( GetDisplayedCommonValueCount() )
1950     {
1951         // TextCtrlAndButton -> ComboBoxAndButton
1952         if ( editor->IsKindOf(CLASSINFO(wxPGTextCtrlAndButtonEditor)) )
1953             editor = wxPGEditor_ChoiceAndButton;
1954
1955         // TextCtrl -> ComboBox
1956         else if ( editor->IsKindOf(CLASSINFO(wxPGTextCtrlEditor)) )
1957             editor = wxPGEditor_ComboBox;
1958     }
1959
1960     return editor;
1961 }
1962
1963 bool wxPGProperty::HasVisibleChildren() const
1964 {
1965     unsigned int i;
1966
1967     for ( i=0; i<GetChildCount(); i++ )
1968     {
1969         wxPGProperty* child = Item(i);
1970
1971         if ( !child->HasFlag(wxPG_PROP_HIDDEN) )
1972             return true;
1973     }
1974
1975     return false;
1976 }
1977
1978 bool wxPGProperty::RecreateEditor()
1979 {
1980     wxPropertyGrid* pg = GetGrid();
1981     wxASSERT(pg);
1982
1983     wxPGProperty* selected = pg->GetSelection();
1984     if ( this == selected )
1985     {
1986         pg->DoSelectProperty(this, wxPG_SEL_FORCE);
1987         return true;
1988     }
1989     return false;
1990 }
1991
1992
1993 void wxPGProperty::SetValueImage( wxBitmap& bmp )
1994 {
1995     delete m_valueBitmap;
1996
1997     if ( &bmp && bmp.Ok() )
1998     {
1999         // Resize the image
2000         wxSize maxSz = GetGrid()->GetImageSize();
2001         wxSize imSz(bmp.GetWidth(),bmp.GetHeight());
2002
2003         if ( imSz.y != maxSz.y )
2004         {
2005             // Create a memory DC
2006             wxBitmap* bmpNew = new wxBitmap(maxSz.x,maxSz.y,bmp.GetDepth());
2007
2008             wxMemoryDC dc;
2009             dc.SelectObject(*bmpNew);
2010
2011             // Scale
2012             // FIXME: This is ugly - use image or wait for scaling patch.
2013             double scaleY = (double)maxSz.y / (double)imSz.y;
2014
2015             dc.SetUserScale(scaleY, scaleY);
2016
2017             dc.DrawBitmap(bmp, 0, 0);
2018
2019             m_valueBitmap = bmpNew;
2020         }
2021         else
2022         {
2023             m_valueBitmap = new wxBitmap(bmp);
2024         }
2025
2026         m_flags |= wxPG_PROP_CUSTOMIMAGE;
2027     }
2028     else
2029     {
2030         m_valueBitmap = NULL;
2031         m_flags &= ~(wxPG_PROP_CUSTOMIMAGE);
2032     }
2033 }
2034
2035
2036 wxPGProperty* wxPGProperty::GetMainParent() const
2037 {
2038     const wxPGProperty* curChild = this;
2039     const wxPGProperty* curParent = m_parent;
2040
2041     while ( curParent && !curParent->IsCategory() )
2042     {
2043         curChild = curParent;
2044         curParent = curParent->m_parent;
2045     }
2046
2047     return (wxPGProperty*) curChild;
2048 }
2049
2050
2051 const wxPGProperty* wxPGProperty::GetLastVisibleSubItem() const
2052 {
2053     //
2054     // Returns last visible sub-item, recursively.
2055     if ( !IsExpanded() || !GetChildCount() )
2056         return this;
2057
2058     return Last()->GetLastVisibleSubItem();
2059 }
2060
2061
2062 bool wxPGProperty::IsVisible() const
2063 {
2064     const wxPGProperty* parent;
2065
2066     if ( HasFlag(wxPG_PROP_HIDDEN) )
2067         return false;
2068
2069     for ( parent = GetParent(); parent != NULL; parent = parent->GetParent() )
2070     {
2071         if ( !parent->IsExpanded() || parent->HasFlag(wxPG_PROP_HIDDEN) )
2072             return false;
2073     }
2074
2075     return true;
2076 }
2077
2078 wxPropertyGrid* wxPGProperty::GetGridIfDisplayed() const
2079 {
2080     wxPropertyGridPageState* state = GetParentState();
2081     if ( !state )
2082         return NULL;
2083     wxPropertyGrid* propGrid = state->GetGrid();
2084     if ( state == propGrid->GetState() )
2085         return propGrid;
2086     return NULL;
2087 }
2088
2089
2090 int wxPGProperty::GetY2( int lh ) const
2091 {
2092     const wxPGProperty* parent;
2093     const wxPGProperty* child = this;
2094
2095     int y = 0;
2096
2097     for ( parent = GetParent(); parent != NULL; parent = child->GetParent() )
2098     {
2099         if ( !parent->IsExpanded() )
2100             return -1;
2101         y += parent->GetChildrenHeight(lh, child->GetIndexInParent());
2102         y += lh;
2103         child = parent;
2104     }
2105
2106     y -= lh;  // need to reduce one level
2107
2108     return y;
2109 }
2110
2111
2112 int wxPGProperty::GetY() const
2113 {
2114     return GetY2(GetGrid()->GetRowHeight());
2115 }
2116
2117 // This is used by Insert etc.
2118 void wxPGProperty::DoAddChild( wxPGProperty* prop, int index,
2119                                bool correct_mode )
2120 {
2121     if ( index < 0 || (size_t)index >= m_children.size() )
2122     {
2123         if ( correct_mode ) prop->m_arrIndex = m_children.size();
2124         m_children.push_back( prop );
2125     }
2126     else
2127     {
2128         m_children.insert( m_children.begin()+index, prop);
2129         if ( correct_mode ) FixIndicesOfChildren( index );
2130     }
2131
2132     prop->m_parent = this;
2133 }
2134
2135 void wxPGProperty::DoPreAddChild( int index, wxPGProperty* prop )
2136 {
2137     wxASSERT_MSG( prop->GetBaseName().length(),
2138                   "Property's children must have unique, non-empty "
2139                   "names within their scope" );
2140
2141     prop->m_arrIndex = index;
2142     m_children.insert( m_children.begin()+index,
2143                        prop );
2144
2145     int custImgHeight = prop->OnMeasureImage().y;
2146     if ( custImgHeight < 0 /*|| custImgHeight > 1*/ )
2147         prop->m_flags |= wxPG_PROP_CUSTOMIMAGE;
2148
2149     prop->m_parent = this;
2150 }
2151
2152 void wxPGProperty::AddPrivateChild( wxPGProperty* prop )
2153 {
2154     if ( !(m_flags & wxPG_PROP_PARENTAL_FLAGS) )
2155         SetParentalType(wxPG_PROP_AGGREGATE);
2156
2157     wxASSERT_MSG( (m_flags & wxPG_PROP_PARENTAL_FLAGS) ==
2158                     wxPG_PROP_AGGREGATE,
2159                   "Do not mix up AddPrivateChild() calls with other "
2160                   "property adders." );
2161
2162     DoPreAddChild( m_children.size(), prop );
2163 }
2164
2165 #if wxPG_COMPATIBILITY_1_4
2166 void wxPGProperty::AddChild( wxPGProperty* prop )
2167 {
2168     AddPrivateChild(prop);
2169 }
2170 #endif
2171
2172 wxPGProperty* wxPGProperty::InsertChild( int index,
2173                                          wxPGProperty* childProperty )
2174 {
2175     if ( index < 0 )
2176         index = m_children.size();
2177
2178     if ( m_parentState )
2179     {
2180         m_parentState->DoInsert(this, index, childProperty);
2181     }
2182     else
2183     {
2184         if ( !(m_flags & wxPG_PROP_PARENTAL_FLAGS) )
2185             SetParentalType(wxPG_PROP_MISC_PARENT);
2186
2187         wxASSERT_MSG( (m_flags & wxPG_PROP_PARENTAL_FLAGS) ==
2188                         wxPG_PROP_MISC_PARENT,
2189                       "Do not mix up AddPrivateChild() calls with other "
2190                       "property adders." );
2191
2192         DoPreAddChild( index, childProperty );
2193     }
2194
2195     return childProperty;
2196 }
2197
2198 void wxPGProperty::RemoveChild( wxPGProperty* p )
2199 {
2200     wxArrayPGProperty::iterator it;
2201     wxArrayPGProperty& children = m_children;
2202
2203     for ( it=children.begin(); it != children.end(); it++ )
2204     {
2205         if ( *it == p )
2206         {
2207             children.erase(it);
2208             break;
2209         }
2210     }
2211 }
2212
2213 void wxPGProperty::AdaptListToValue( wxVariant& list, wxVariant* value ) const
2214 {
2215     wxASSERT( GetChildCount() );
2216     wxASSERT( !IsCategory() );
2217
2218     *value = GetValue();
2219
2220     if ( !list.GetCount() )
2221         return;
2222
2223     wxASSERT( GetChildCount() >= (unsigned int)list.GetCount() );
2224
2225     bool allChildrenSpecified;
2226
2227     // Don't fully update aggregate properties unless all children have
2228     // specified value
2229     if ( HasFlag(wxPG_PROP_AGGREGATE) )
2230         allChildrenSpecified = AreAllChildrenSpecified(&list);
2231     else
2232         allChildrenSpecified = true;
2233
2234     wxVariant childValue = list[0];
2235     unsigned int i;
2236     unsigned int n = 0;
2237
2238     //wxLogDebug(wxT(">> %s.AdaptListToValue()"),GetBaseName().c_str());
2239
2240     for ( i=0; i<GetChildCount(); i++ )
2241     {
2242         const wxPGProperty* child = Item(i);
2243
2244         if ( childValue.GetName() == child->GetBaseName() )
2245         {
2246             //wxLogDebug(wxT("  %s(n=%i), %s"),childValue.GetName().c_str(),n,childValue.GetType().c_str());
2247
2248             if ( childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
2249             {
2250                 wxVariant cv2(child->GetValue());
2251                 child->AdaptListToValue(childValue, &cv2);
2252                 childValue = cv2;
2253             }
2254
2255             if ( allChildrenSpecified )
2256             {
2257                 *value = ChildChanged(*value, i, childValue);
2258             }
2259
2260             n++;
2261             if ( n == (unsigned int)list.GetCount() )
2262                 break;
2263             childValue = list[n];
2264         }
2265     }
2266 }
2267
2268
2269 void wxPGProperty::FixIndicesOfChildren( unsigned int starthere )
2270 {
2271     size_t i;
2272     for ( i=starthere;i<GetChildCount();i++)
2273         Item(i)->m_arrIndex = i;
2274 }
2275
2276
2277 // Returns (direct) child property with given name (or NULL if not found)
2278 wxPGProperty* wxPGProperty::GetPropertyByName( const wxString& name ) const
2279 {
2280     size_t i;
2281
2282     for ( i=0; i<GetChildCount(); i++ )
2283     {
2284         wxPGProperty* p = Item(i);
2285         if ( p->m_name == name )
2286             return p;
2287     }
2288
2289     // Does it have point, then?
2290     int pos = name.Find(wxS('.'));
2291     if ( pos <= 0 )
2292         return NULL;
2293
2294     wxPGProperty* p = GetPropertyByName(name. substr(0,pos));
2295
2296     if ( !p || !p->GetChildCount() )
2297         return NULL;
2298
2299     return p->GetPropertyByName(name.substr(pos+1,name.length()-pos-1));
2300 }
2301
2302 wxPGProperty* wxPGProperty::GetPropertyByNameWH( const wxString& name, unsigned int hintIndex ) const
2303 {
2304     unsigned int i = hintIndex;
2305
2306     if ( i >= GetChildCount() )
2307         i = 0;
2308
2309     unsigned int lastIndex = i - 1;
2310
2311     if ( lastIndex >= GetChildCount() )
2312         lastIndex = GetChildCount() - 1;
2313
2314     for (;;)
2315     {
2316         wxPGProperty* p = Item(i);
2317         if ( p->m_name == name )
2318             return p;
2319
2320         if ( i == lastIndex )
2321             break;
2322
2323         i++;
2324         if ( i == GetChildCount() )
2325             i = 0;
2326     };
2327
2328     return NULL;
2329 }
2330
2331 int wxPGProperty::GetChildrenHeight( int lh, int iMax_ ) const
2332 {
2333     // Returns height of children, recursively, and
2334     // by taking expanded/collapsed status into account.
2335     //
2336     // iMax is used when finding property y-positions.
2337     //
2338     unsigned int i = 0;
2339     int h = 0;
2340
2341     if ( iMax_ == -1 )
2342         iMax_ = GetChildCount();
2343
2344     unsigned int iMax = iMax_;
2345
2346     wxASSERT( iMax <= GetChildCount() );
2347
2348     if ( !IsExpanded() && GetParent() )
2349         return 0;
2350
2351     while ( i < iMax )
2352     {
2353         wxPGProperty* pwc = (wxPGProperty*) Item(i);
2354
2355         if ( !pwc->HasFlag(wxPG_PROP_HIDDEN) )
2356         {
2357             if ( !pwc->IsExpanded() ||
2358                  pwc->GetChildCount() == 0 )
2359                 h += lh;
2360             else
2361                 h += pwc->GetChildrenHeight(lh) + lh;
2362         }
2363
2364         i++;
2365     }
2366
2367     return h;
2368 }
2369
2370 wxPGProperty* wxPGProperty::GetItemAtY( unsigned int y,
2371                                         unsigned int lh,
2372                                         unsigned int* nextItemY ) const
2373 {
2374     wxASSERT( nextItemY );
2375
2376     // Linear search at the moment
2377     //
2378     // nextItemY = y of next visible property, final value will be written back.
2379     wxPGProperty* result = NULL;
2380     wxPGProperty* current = NULL;
2381     unsigned int iy = *nextItemY;
2382     unsigned int i = 0;
2383     unsigned int iMax = GetChildCount();
2384
2385     while ( i < iMax )
2386     {
2387         wxPGProperty* pwc = Item(i);
2388
2389         if ( !pwc->HasFlag(wxPG_PROP_HIDDEN) )
2390         {
2391             // Found?
2392             if ( y < iy )
2393             {
2394                 result = current;
2395                 break;
2396             }
2397
2398             iy += lh;
2399
2400             if ( pwc->IsExpanded() &&
2401                  pwc->GetChildCount() > 0 )
2402             {
2403                 result = (wxPGProperty*) pwc->GetItemAtY( y, lh, &iy );
2404                 if ( result )
2405                     break;
2406             }
2407
2408             current = pwc;
2409         }
2410
2411         i++;
2412     }
2413
2414     // Found?
2415     if ( !result && y < iy )
2416         result = current;
2417
2418     *nextItemY = iy;
2419
2420     /*
2421     if ( current )
2422     {
2423         wxLogDebug(wxT("%s::GetItemAtY(%i) -> %s"),this->GetLabel().c_str(),y,current->GetLabel().c_str());
2424     }
2425     else
2426     {
2427         wxLogDebug(wxT("%s::GetItemAtY(%i) -> NULL"),this->GetLabel().c_str(),y);
2428     }
2429     */
2430
2431     return (wxPGProperty*) result;
2432 }
2433
2434 void wxPGProperty::Empty()
2435 {
2436     size_t i;
2437     if ( !HasFlag(wxPG_PROP_CHILDREN_ARE_COPIES) )
2438     {
2439         for ( i=0; i<GetChildCount(); i++ )
2440         {
2441             delete m_children[i];
2442         }
2443     }
2444
2445     m_children.clear();
2446 }
2447
2448 wxPGProperty* wxPGProperty::GetItemAtY( unsigned int y ) const
2449 {
2450     unsigned int nextItem;
2451     return GetItemAtY( y, GetGrid()->GetRowHeight(), &nextItem);
2452 }
2453
2454 void wxPGProperty::DeleteChildren()
2455 {
2456     wxPropertyGridPageState* state = m_parentState;
2457
2458     if ( !GetChildCount() )
2459         return;
2460
2461     // Because deletion is sometimes deferred, we have to use
2462     // this sort of code for enumerating the child properties.
2463     unsigned int i = GetChildCount();
2464     while ( i > 0 )
2465     {
2466         i--;
2467         state->DoDelete(Item(i), true);
2468     }
2469 }
2470
2471 wxVariant wxPGProperty::ChildChanged( wxVariant& WXUNUSED(thisValue),
2472                                       int WXUNUSED(childIndex),
2473                                       wxVariant& WXUNUSED(childValue) ) const
2474 {
2475     return wxNullVariant;
2476 }
2477
2478 bool wxPGProperty::AreAllChildrenSpecified( wxVariant* pendingList ) const
2479 {
2480     unsigned int i;
2481
2482     const wxVariantList* pList = NULL;
2483     wxVariantList::const_iterator node;
2484
2485     if ( pendingList )
2486     {
2487         pList = &pendingList->GetList();
2488         node = pList->begin();
2489     }
2490
2491     for ( i=0; i<GetChildCount(); i++ )
2492     {
2493         wxPGProperty* child = Item(i);
2494         const wxVariant* listValue = NULL;
2495         wxVariant value;
2496
2497         if ( pendingList )
2498         {
2499             const wxString& childName = child->GetBaseName();
2500
2501             for ( ; node != pList->end(); ++node )
2502             {
2503                 const wxVariant& item = *((const wxVariant*)*node);
2504                 if ( item.GetName() == childName )
2505                 {
2506                     listValue = &item;
2507                     value = item;
2508                     break;
2509                 }
2510             }
2511         }
2512
2513         if ( !listValue )
2514             value = child->GetValue();
2515
2516         if ( value.IsNull() )
2517             return false;
2518
2519         // Check recursively
2520         if ( child->GetChildCount() )
2521         {
2522             const wxVariant* childList = NULL;
2523
2524             if ( listValue && listValue->GetType() == wxPG_VARIANT_TYPE_LIST )
2525                 childList = listValue;
2526
2527             if ( !child->AreAllChildrenSpecified((wxVariant*)childList) )
2528                 return false;
2529         }
2530     }
2531
2532     return true;
2533 }
2534
2535 wxPGProperty* wxPGProperty::UpdateParentValues()
2536 {
2537     wxPGProperty* parent = m_parent;
2538     if ( parent && parent->HasFlag(wxPG_PROP_COMPOSED_VALUE) &&
2539          !parent->IsCategory() && !parent->IsRoot() )
2540     {
2541         wxString s;
2542         parent->DoGenerateComposedValue(s);
2543         parent->m_value = s;
2544         return parent->UpdateParentValues();
2545     }
2546     return this;
2547 }
2548
2549 bool wxPGProperty::IsTextEditable() const
2550 {
2551     if ( HasFlag(wxPG_PROP_READONLY) )
2552         return false;
2553
2554     if ( HasFlag(wxPG_PROP_NOEDITOR) &&
2555          (GetChildCount() ||
2556           wxString(GetEditorClass()->GetClassInfo()->GetClassName()).EndsWith(wxS("Button")))
2557        )
2558         return false;
2559
2560     return true;
2561 }
2562
2563 // Call after fixed sub-properties added/removed after creation.
2564 // if oldSelInd >= 0 and < new max items, then selection is
2565 // moved to it. Note: oldSelInd -2 indicates that this property
2566 // should be selected.
2567 void wxPGProperty::SubPropsChanged( int oldSelInd )
2568 {
2569     wxPropertyGridPageState* state = GetParentState();
2570     wxPropertyGrid* grid = state->GetGrid();
2571
2572     //
2573     // Re-repare children (recursively)
2574     for ( unsigned int i=0; i<GetChildCount(); i++ )
2575     {
2576         wxPGProperty* child = Item(i);
2577         child->InitAfterAdded(state, grid);
2578     }
2579
2580     wxPGProperty* sel = NULL;
2581     if ( oldSelInd >= (int)m_children.size() )
2582         oldSelInd = (int)m_children.size() - 1;
2583
2584     if ( oldSelInd >= 0 )
2585         sel = m_children[oldSelInd];
2586     else if ( oldSelInd == -2 )
2587         sel = this;
2588
2589     if ( sel )
2590         state->DoSelectProperty(sel);
2591
2592     if ( state == grid->GetState() )
2593     {
2594         grid->GetPanel()->Refresh();
2595     }
2596 }
2597
2598 // -----------------------------------------------------------------------
2599 // wxPGRootProperty
2600 // -----------------------------------------------------------------------
2601
2602 WX_PG_IMPLEMENT_PROPERTY_CLASS_PLAIN(wxPGRootProperty,none,TextCtrl)
2603 IMPLEMENT_DYNAMIC_CLASS(wxPGRootProperty, wxPGProperty)
2604
2605
2606 wxPGRootProperty::wxPGRootProperty( const wxString& name )
2607     : wxPGProperty()
2608 {
2609     m_name = name;
2610     m_label = m_name;
2611     SetParentalType(0);
2612     m_depth = 0;
2613 }
2614
2615
2616 wxPGRootProperty::~wxPGRootProperty()
2617 {
2618 }
2619
2620
2621 // -----------------------------------------------------------------------
2622 // wxPropertyCategory
2623 // -----------------------------------------------------------------------
2624
2625 WX_PG_IMPLEMENT_PROPERTY_CLASS_PLAIN(wxPropertyCategory,none,TextCtrl)
2626 IMPLEMENT_DYNAMIC_CLASS(wxPropertyCategory, wxPGProperty)
2627
2628 void wxPropertyCategory::Init()
2629 {
2630     // don't set colour - prepareadditem method should do this
2631     SetParentalType(wxPG_PROP_CATEGORY);
2632     m_capFgColIndex = 1;
2633     m_textExtent = -1;
2634 }
2635
2636 wxPropertyCategory::wxPropertyCategory()
2637     : wxPGProperty()
2638 {
2639     Init();
2640 }
2641
2642
2643 wxPropertyCategory::wxPropertyCategory( const wxString &label, const wxString& name )
2644     : wxPGProperty(label,name)
2645 {
2646     Init();
2647 }
2648
2649
2650 wxPropertyCategory::~wxPropertyCategory()
2651 {
2652 }
2653
2654
2655 wxString wxPropertyCategory::ValueToString( wxVariant& WXUNUSED(value),
2656                                             int WXUNUSED(argFlags) ) const
2657 {
2658     if ( m_value.GetType() == wxPG_VARIANT_TYPE_STRING )
2659         return m_value.GetString();
2660     return wxEmptyString;
2661 }
2662
2663 wxString wxPropertyCategory::GetValueAsString( int argFlags ) const
2664 {
2665 #if wxPG_COMPATIBILITY_1_4
2666     // This is backwards compatibility test
2667     // That is, to make sure this function is not overridden
2668     // (instead, ValueToString() should be).
2669     if ( argFlags == 0xFFFF )
2670     {
2671         // Do not override! (for backwards compliancy)
2672         return g_invalidStringContent;
2673     }
2674 #endif
2675
2676     // Unspecified value is always empty string
2677     if ( IsValueUnspecified() )
2678         return wxEmptyString;
2679
2680     return wxPGProperty::GetValueAsString(argFlags);
2681 }
2682
2683 int wxPropertyCategory::GetTextExtent( const wxWindow* wnd, const wxFont& font ) const
2684 {
2685     if ( m_textExtent > 0 )
2686         return m_textExtent;
2687     int x = 0, y = 0;
2688     ((wxWindow*)wnd)->GetTextExtent( m_label, &x, &y, 0, 0, &font );
2689     return x;
2690 }
2691
2692 void wxPropertyCategory::CalculateTextExtent( wxWindow* wnd, const wxFont& font )
2693 {
2694     int x = 0, y = 0;
2695     wnd->GetTextExtent( m_label, &x, &y, 0, 0, &font );
2696     m_textExtent = x;
2697 }
2698
2699 // -----------------------------------------------------------------------
2700 // wxPGChoices
2701 // -----------------------------------------------------------------------
2702
2703 wxPGChoiceEntry& wxPGChoices::Add( const wxString& label, int value )
2704 {
2705     AllocExclusive();
2706
2707     wxPGChoiceEntry entry(label, value);
2708     return m_data->Insert( -1, entry );
2709 }
2710
2711 // -----------------------------------------------------------------------
2712
2713 wxPGChoiceEntry& wxPGChoices::Add( const wxString& label, const wxBitmap& bitmap, int value )
2714 {
2715     AllocExclusive();
2716
2717     wxPGChoiceEntry entry(label, value);
2718     entry.SetBitmap(bitmap);
2719     return m_data->Insert( -1, entry );
2720 }
2721
2722 // -----------------------------------------------------------------------
2723
2724 wxPGChoiceEntry& wxPGChoices::Insert( const wxPGChoiceEntry& entry, int index )
2725 {
2726     AllocExclusive();
2727
2728     return m_data->Insert( index, entry );
2729 }
2730
2731 // -----------------------------------------------------------------------
2732
2733 wxPGChoiceEntry& wxPGChoices::Insert( const wxString& label, int index, int value )
2734 {
2735     AllocExclusive();
2736
2737     wxPGChoiceEntry entry(label, value);
2738     return m_data->Insert( index, entry );
2739 }
2740
2741 // -----------------------------------------------------------------------
2742
2743 wxPGChoiceEntry& wxPGChoices::AddAsSorted( const wxString& label, int value )
2744 {
2745     AllocExclusive();
2746
2747     size_t index = 0;
2748
2749     while ( index < GetCount() )
2750     {
2751         int cmpRes = GetLabel(index).Cmp(label);
2752         if ( cmpRes > 0 )
2753             break;
2754         index++;
2755     }
2756
2757     wxPGChoiceEntry entry(label, value);
2758     return m_data->Insert( index, entry );
2759 }
2760
2761 // -----------------------------------------------------------------------
2762
2763 void wxPGChoices::Add( const wxChar* const* labels, const ValArrItem* values )
2764 {
2765     AllocExclusive();
2766
2767     unsigned int itemcount = 0;
2768     const wxChar* const* p = &labels[0];
2769     while ( *p ) { p++; itemcount++; }
2770
2771     unsigned int i;
2772     for ( i = 0; i < itemcount; i++ )
2773     {
2774         int value = i;
2775         if ( values )
2776             value = values[i];
2777         wxPGChoiceEntry entry(labels[i], value);
2778         m_data->Insert( i, entry );
2779     }
2780 }
2781
2782 // -----------------------------------------------------------------------
2783
2784 void wxPGChoices::Add( const wxArrayString& arr, const wxArrayInt& arrint )
2785 {
2786     AllocExclusive();
2787
2788     unsigned int i;
2789     unsigned int itemcount = arr.size();
2790
2791     for ( i = 0; i < itemcount; i++ )
2792     {
2793         int value = i;
2794         if ( &arrint && arrint.size() )
2795             value = arrint[i];
2796         wxPGChoiceEntry entry(arr[i], value);
2797         m_data->Insert( i, entry );
2798     }
2799 }
2800
2801 // -----------------------------------------------------------------------
2802
2803 void wxPGChoices::RemoveAt(size_t nIndex, size_t count)
2804 {
2805     AllocExclusive();
2806
2807     wxASSERT( m_data->GetRefCount() != -1 );
2808     m_data->m_items.erase(m_data->m_items.begin()+nIndex,
2809                           m_data->m_items.begin()+nIndex+count);
2810 }
2811
2812 // -----------------------------------------------------------------------
2813
2814 void wxPGChoices::Clear()
2815 {
2816     if ( m_data != wxPGChoicesEmptyData )
2817     {
2818         AllocExclusive();
2819         m_data->Clear();
2820     }
2821 }
2822
2823 // -----------------------------------------------------------------------
2824
2825 int wxPGChoices::Index( const wxString& str ) const
2826 {
2827     if ( IsOk() )
2828     {
2829         unsigned int i;
2830         for ( i=0; i< m_data->GetCount(); i++ )
2831         {
2832             const wxPGChoiceEntry& entry = m_data->Item(i);
2833             if ( entry.HasText() && entry.GetText() == str )
2834                 return i;
2835         }
2836     }
2837     return -1;
2838 }
2839
2840 // -----------------------------------------------------------------------
2841
2842 int wxPGChoices::Index( int val ) const
2843 {
2844     if ( IsOk() )
2845     {
2846         unsigned int i;
2847         for ( i=0; i< m_data->GetCount(); i++ )
2848         {
2849             const wxPGChoiceEntry& entry = m_data->Item(i);
2850             if ( entry.GetValue() == val )
2851                 return i;
2852         }
2853     }
2854     return -1;
2855 }
2856
2857 // -----------------------------------------------------------------------
2858
2859 wxArrayString wxPGChoices::GetLabels() const
2860 {
2861     wxArrayString arr;
2862     unsigned int i;
2863
2864     if ( this && IsOk() )
2865         for ( i=0; i<GetCount(); i++ )
2866             arr.push_back(GetLabel(i));
2867
2868     return arr;
2869 }
2870
2871 // -----------------------------------------------------------------------
2872
2873 wxArrayInt wxPGChoices::GetValuesForStrings( const wxArrayString& strings ) const
2874 {
2875     wxArrayInt arr;
2876
2877     if ( IsOk() )
2878     {
2879         unsigned int i;
2880         for ( i=0; i< strings.size(); i++ )
2881         {
2882             int index = Index(strings[i]);
2883             if ( index >= 0 )
2884                 arr.Add(GetValue(index));
2885             else
2886                 arr.Add(wxPG_INVALID_VALUE);
2887         }
2888     }
2889
2890     return arr;
2891 }
2892
2893 // -----------------------------------------------------------------------
2894
2895 wxArrayInt wxPGChoices::GetIndicesForStrings( const wxArrayString& strings,
2896                                               wxArrayString* unmatched ) const
2897 {
2898     wxArrayInt arr;
2899
2900     if ( IsOk() )
2901     {
2902         unsigned int i;
2903         for ( i=0; i< strings.size(); i++ )
2904         {
2905             const wxString& str = strings[i];
2906             int index = Index(str);
2907             if ( index >= 0 )
2908                 arr.Add(index);
2909             else if ( unmatched )
2910                 unmatched->Add(str);
2911         }
2912     }
2913
2914     return arr;
2915 }
2916
2917 // -----------------------------------------------------------------------
2918
2919 void wxPGChoices::AllocExclusive()
2920 {
2921     EnsureData();
2922
2923     if ( m_data->GetRefCount() != 1 )
2924     {
2925         wxPGChoicesData* data = new wxPGChoicesData();
2926         data->CopyDataFrom(m_data);
2927         Free();
2928         m_data = data;
2929     }
2930 }
2931
2932 // -----------------------------------------------------------------------
2933
2934 void wxPGChoices::AssignData( wxPGChoicesData* data )
2935 {
2936     Free();
2937
2938     if ( data != wxPGChoicesEmptyData )
2939     {
2940         m_data = data;
2941         data->IncRef();
2942     }
2943 }
2944
2945 // -----------------------------------------------------------------------
2946
2947 void wxPGChoices::Init()
2948 {
2949     m_data = wxPGChoicesEmptyData;
2950 }
2951
2952 // -----------------------------------------------------------------------
2953
2954 void wxPGChoices::Free()
2955 {
2956     if ( m_data != wxPGChoicesEmptyData )
2957     {
2958         m_data->DecRef();
2959         m_data = wxPGChoicesEmptyData;
2960     }
2961 }
2962
2963 // -----------------------------------------------------------------------
2964 // wxPGAttributeStorage
2965 // -----------------------------------------------------------------------
2966
2967 wxPGAttributeStorage::wxPGAttributeStorage()
2968 {
2969 }
2970
2971 wxPGAttributeStorage::~wxPGAttributeStorage()
2972 {
2973     wxPGHashMapS2P::iterator it;
2974
2975     for ( it = m_map.begin(); it != m_map.end(); ++it )
2976     {
2977         wxVariantData* data = (wxVariantData*) it->second;
2978         data->DecRef();
2979     }
2980 }
2981
2982 void wxPGAttributeStorage::Set( const wxString& name, const wxVariant& value )
2983 {
2984     wxVariantData* data = value.GetData();
2985
2986     // Free old, if any
2987     wxPGHashMapS2P::iterator it = m_map.find(name);
2988     if ( it != m_map.end() )
2989     {
2990         ((wxVariantData*)it->second)->DecRef();
2991
2992         if ( !data )
2993         {
2994             // If Null variant, just remove from set
2995             m_map.erase(it);
2996             return;
2997         }
2998     }
2999
3000     if ( data )
3001     {
3002         data->IncRef();
3003
3004         m_map[name] = data;
3005     }
3006 }
3007
3008 #endif  // wxUSE_PROPGRID