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
  47 // -----------------------------------------------------------------------
  48
  49 static void wxPGDrawFocusRect( wxDC& dc, const wxRect& rect )
  50 {
  51 #if defined(__WXMSW__) && !defined(__WXWINCE__)
  52     // FIXME: Use DrawFocusRect code above (currently it draws solid line
  53     //   for caption focus but works ok for other stuff).
  54     //   Also, it seems that this code may not work in future wx versions.
  55     dc.SetLogicalFunction(wxINVERT);
  56
  57     wxPen pen(*wxBLACK,1,wxDOT);
  58     pen.SetCap(wxCAP_BUTT);
  59     dc.SetPen(pen);
  60     dc.SetBrush(*wxTRANSPARENT_BRUSH);
  61
  62     dc.DrawRectangle(rect);
  63
  64     dc.SetLogicalFunction(wxCOPY);
  65 #else
  66     dc.SetLogicalFunction(wxINVERT);
  67
  68     dc.SetPen(wxPen(*wxBLACK,1,wxDOT));
  69     dc.SetBrush(*wxTRANSPARENT_BRUSH);
  70
  71     dc.DrawRectangle(rect);
  72
  73     dc.SetLogicalFunction(wxCOPY);
  74 #endif
  75 }
  76
  77 // -----------------------------------------------------------------------
  78 // wxPGCellRenderer
  79 // -----------------------------------------------------------------------
  80
  81 wxSize wxPGCellRenderer::GetImageSize( const wxPGProperty* WXUNUSED(property),
  82                                        int WXUNUSED(column),
  83                                        int WXUNUSED(item) ) const
  84 {
  85      return wxSize(0, 0);
  86 }
  87
  88 void wxPGCellRenderer::DrawText( wxDC& dc, const wxRect& rect,
  89                                  int xOffset, const wxString& text ) const
  90 {
  91     if ( xOffset )
  92         xOffset += wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
  93     dc.DrawText( text,
  94                  rect.x+xOffset+wxPG_XBEFORETEXT,
  95                  rect.y+((rect.height-dc.GetCharHeight())/2) );
  96 }
  97
  98 void wxPGCellRenderer::DrawEditorValue( wxDC& dc, const wxRect& rect,
  99                                         int xOffset, const wxString& text,
 100                                         wxPGProperty* property,
 101                                         const wxPGEditor* editor ) const
 102 {
 103     if ( xOffset )
 104         xOffset += wxCC_CUSTOM_IMAGE_MARGIN1 + wxCC_CUSTOM_IMAGE_MARGIN2;
 105
 106     int yOffset = ((rect.height-dc.GetCharHeight())/2);
 107
 108     if ( editor )
 109     {
 110         wxRect rect2(rect);
 111         rect2.x += xOffset;
 112         rect2.y += yOffset;
 113         rect2.height -= yOffset;
 114         editor->DrawValue( dc, rect2, property, text );
 115     }
 116     else
 117     {
 118         dc.DrawText( text,
 119                      rect.x+xOffset+wxPG_XBEFORETEXT,
 120                      rect.y+yOffset );
 121     }
 122 }
 123
 124 void wxPGCellRenderer::DrawCaptionSelectionRect( wxDC& dc, int x, int y, int w, int h ) const
 125 {
 126     wxRect focusRect(x,y+((h-dc.GetCharHeight())/2),w,h);
 127     wxPGDrawFocusRect(dc,focusRect);
 128 }
 129
 130 int wxPGCellRenderer::PreDrawCell( wxDC& dc, const wxRect& rect, const wxPGCell& cell, int flags ) const
 131 {
 132     int imageOffset = 0;
 133
 134     if ( !(flags & Selected) )
 135     {
 136         // Draw using wxPGCell information, if available
 137         wxColour fgCol = cell.GetFgCol();
 138         if ( fgCol.Ok() )
 139             dc.SetTextForeground(fgCol);
 140
 141         wxColour bgCol = cell.GetBgCol();
 142         if ( bgCol.Ok() )
 143         {
 144             dc.SetPen(bgCol);
 145             dc.SetBrush(bgCol);
 146             dc.DrawRectangle(rect);
 147         }
 148     }
 149
 150     const wxBitmap& bmp = cell.GetBitmap();
 151     if ( bmp.Ok() &&
 152         // In control, do not draw oversized bitmap
 153          (!(flags & Control) || bmp.GetHeight() < rect.height )
 154         )
 155     {
 156         dc.DrawBitmap( bmp,
 157                        rect.x + wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
 158                        rect.y + wxPG_CUSTOM_IMAGE_SPACINGY,
 159                        true );
 160         imageOffset = bmp.GetWidth();
 161     }
 162
 163     return imageOffset;
 164 }
 165
 166 // -----------------------------------------------------------------------
 167 // wxPGDefaultRenderer
 168 // -----------------------------------------------------------------------
 169
 170 void wxPGDefaultRenderer::Render( wxDC& dc, const wxRect& rect,
 171                                   const wxPropertyGrid* propertyGrid, wxPGProperty* property,
 172                                   int column, int item, int flags ) const
 173 {
 174     bool isUnspecified = property->IsValueUnspecified();
 175
 176     if ( column == 1 && item == -1 )
 177     {
 178         int cmnVal = property->GetCommonValue();
 179         if ( cmnVal >= 0 )
 180         {
 181             // Common Value
 182             if ( !isUnspecified )
 183                 DrawText( dc, rect, 0, propertyGrid->GetCommonValueLabel(cmnVal) );
 184             return;
 185         }
 186     }
 187
 188     const wxPGEditor* editor = NULL;
 189     const wxPGCell* cell = property->GetCell(column);
 190
 191     wxString text;
 192     int imageOffset = 0;
 193
 194     // Use choice cell?
 195     if ( column == 1 && (flags & Control) )
 196     {
 197         int selectedIndex = property->GetChoiceSelection();
 198         if ( selectedIndex != wxNOT_FOUND )
 199         {
 200             const wxPGChoices& choices = property->GetChoices();
 201             const wxPGCell* ccell = &choices[selectedIndex];
 202             if ( ccell &&
 203                  ( ccell->GetBitmap().IsOk() || ccell->GetFgCol().IsOk() || ccell->GetBgCol().IsOk() )
 204                )
 205                 cell = ccell;
 206         }
 207     }
 208
 209     if ( cell )
 210     {
 211         int preDrawFlags = flags;
 212
 213         if ( propertyGrid->GetInternalFlags() & wxPG_FL_CELL_OVERRIDES_SEL )
 214             preDrawFlags = preDrawFlags & ~(Selected);
 215
 216         imageOffset = PreDrawCell( dc, rect, *cell, preDrawFlags );
 217         text = cell->GetText();
 218         if ( text == wxS("@!") )
 219         {
 220             if ( column == 0 )
 221                 text = property->GetLabel();
 222             else if ( column == 1 )
 223                 text = property->GetValueString();
 224             else
 225                 text = wxEmptyString;
 226         }
 227     }
 228     else if ( column == 0 )
 229     {
 230         // Caption
 231         DrawText( dc, rect, 0, property->GetLabel() );
 232     }
 233     else if ( column == 1 )
 234     {
 235         if ( !isUnspecified )
 236         {
 237             editor = property->GetColumnEditor(column);
 238
 239             // Regular property value
 240
 241             wxSize imageSize = propertyGrid->GetImageSize(property, item);
 242
 243             wxPGPaintData paintdata;
 244             paintdata.m_parent = propertyGrid;
 245             paintdata.m_choiceItem = item;
 246
 247             if ( imageSize.x > 0 )
 248             {
 249                 wxRect imageRect(rect.x + wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
 250                                  rect.y+wxPG_CUSTOM_IMAGE_SPACINGY,
 251                                  wxPG_CUSTOM_IMAGE_WIDTH,
 252                                  rect.height-(wxPG_CUSTOM_IMAGE_SPACINGY*2));
 253
 254                 /*if ( imageSize.x == wxPG_FULL_CUSTOM_PAINT_WIDTH )
 255                 {
 256                     imageRect.width = m_width - imageRect.x;
 257                 }*/
 258
 259                 dc.SetPen( wxPen(propertyGrid->GetCellTextColour(), 1, wxSOLID) );
 260
 261                 paintdata.m_drawnWidth = imageSize.x;
 262                 paintdata.m_drawnHeight = imageSize.y;
 263
 264                 if ( !isUnspecified )
 265                 {
 266                     property->OnCustomPaint( dc, imageRect, paintdata );
 267                 }
 268                 else
 269                 {
 270                     dc.SetBrush(*wxWHITE_BRUSH);
 271                     dc.DrawRectangle(imageRect);
 272                 }
 273
 274                 imageOffset = paintdata.m_drawnWidth;
 275             }
 276
 277             text = property->GetValueString();
 278
 279             // Add units string?
 280             if ( propertyGrid->GetColumnCount() <= 2 )
 281             {
 282                 wxString unitsString = property->GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 283                 if ( unitsString.length() )
 284                     text = wxString::Format(wxS("%s %s"), text.c_str(), unitsString.c_str() );
 285             }
 286         }
 287
 288         if ( text.length() == 0 )
 289         {
 290             // Try to show inline help if no text
 291             wxVariant vInlineHelp = property->GetAttribute(wxPGGlobalVars->m_strInlineHelp);
 292             if ( !vInlineHelp.IsNull() )
 293             {
 294                 text = vInlineHelp.GetString();
 295                 dc.SetTextForeground(propertyGrid->GetCellDisabledTextColour());
 296             }
 297         }
 298     }
 299     else if ( column == 2 )
 300     {
 301         // Add units string?
 302         if ( !text.length() )
 303             text = property->GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 304     }
 305
 306     DrawEditorValue( dc, rect, imageOffset, text, property, editor );
 307
 308     // active caption gets nice dotted rectangle
 309     if ( property->IsCategory() /*&& column == 0*/ )
 310     {
 311         if ( flags & Selected )
 312         {
 313             if ( imageOffset > 0 )
 314                 imageOffset += wxCC_CUSTOM_IMAGE_MARGIN2 + 4;
 315
 316             DrawCaptionSelectionRect( dc,
 317                                       rect.x+wxPG_XBEFORETEXT-wxPG_CAPRECTXMARGIN+imageOffset,
 318                                       rect.y-wxPG_CAPRECTYMARGIN+1,
 319                                       ((wxPropertyCategory*)property)->GetTextExtent(propertyGrid,
 320                                                                                      propertyGrid->GetCaptionFont())
 321                                       +(wxPG_CAPRECTXMARGIN*2),
 322                                       propertyGrid->GetFontHeight()+(wxPG_CAPRECTYMARGIN*2) );
 323         }
 324     }
 325 }
 326
 327 wxSize wxPGDefaultRenderer::GetImageSize( const wxPGProperty* property,
 328                                           int column,
 329                                           int item ) const
 330 {
 331     if ( property && column == 1 )
 332     {
 333         if ( item == -1 )
 334         {
 335             wxBitmap* bmp = property->GetValueImage();
 336
 337             if ( bmp && bmp->Ok() )
 338                 return wxSize(bmp->GetWidth(),bmp->GetHeight());
 339         }
 340     }
 341     return wxSize(0,0);
 342 }
 343
 344 // -----------------------------------------------------------------------
 345 // wxPGCell
 346 // -----------------------------------------------------------------------
 347
 348 wxPGCell::wxPGCell()
 349 {
 350 }
 351
 352 wxPGCell::wxPGCell( const wxString& text,
 353                     const wxBitmap& bitmap,
 354                     const wxColour& fgCol,
 355                     const wxColour& bgCol )
 356     : m_bitmap(bitmap), m_fgCol(fgCol), m_bgCol(bgCol)
 357 {
 358     m_text = text;
 359 }
 360
 361 // -----------------------------------------------------------------------
 362 // wxPGProperty
 363 // -----------------------------------------------------------------------
 364
 365 IMPLEMENT_ABSTRACT_CLASS(wxPGProperty, wxObject)
 366
 367 wxString* wxPGProperty::sm_wxPG_LABEL = NULL;
 368
 369 void wxPGProperty::Init()
 370 {
 371     m_commonValue = -1;
 372     m_arrIndex = 0xFFFF;
 373     m_parent = NULL;
 374
 375     m_parentState = (wxPropertyGridPageState*) NULL;
 376
 377     m_clientData = NULL;
 378     m_clientObject = NULL;
 379
 380     m_customEditor = (wxPGEditor*) NULL;
 381 #if wxUSE_VALIDATORS
 382     m_validator = (wxValidator*) NULL;
 383 #endif
 384     m_valueBitmap = (wxBitmap*) NULL;
 385
 386     m_maxLen = 0; // infinite maximum length
 387
 388     m_flags = wxPG_PROP_PROPERTY;
 389
 390     m_depth = 1;
 391     m_bgColIndex = 0;
 392     m_fgColIndex = 0;
 393
 394     SetExpanded(true);
 395 }
 396
 397
 398 void wxPGProperty::Init( const wxString& label, const wxString& name )
 399 {
 400     // We really need to check if &label and &name are NULL pointers
 401     // (this can if we are called before property grid has been initalized)
 402
 403     if ( (&label) != NULL && label != wxPG_LABEL )
 404         m_label = label;
 405
 406     if ( (&name) != NULL && name != wxPG_LABEL )
 407         DoSetName( name );
 408     else
 409         DoSetName( m_label );
 410
 411     Init();
 412 }
 413
 414 wxPGProperty::wxPGProperty()
 415     : wxObject()
 416 {
 417     Init();
 418 }
 419
 420
 421 wxPGProperty::wxPGProperty( const wxString& label, const wxString& name )
 422     : wxObject()
 423 {
 424     Init( label, name );
 425 }
 426
 427
 428 wxPGProperty::~wxPGProperty()
 429 {
 430     delete m_clientObject;
 431
 432     Empty();  // this deletes items
 433
 434     delete m_valueBitmap;
 435 #if wxUSE_VALIDATORS
 436     delete m_validator;
 437 #endif
 438
 439     unsigned int i;
 440
 441     for ( i=0; i<m_cells.size(); i++ )
 442         delete (wxPGCell*) m_cells[i];
 443
 444     // This makes it easier for us to detect dangling pointers
 445     m_parent = NULL;
 446 }
 447
 448
 449 bool wxPGProperty::IsSomeParent( wxPGProperty* candidate ) const
 450 {
 451     wxPGProperty* parent = m_parent;
 452     do
 453     {
 454         if ( parent == candidate )
 455             return true;
 456         parent = parent->m_parent;
 457     } while ( parent );
 458     return false;
 459 }
 460
 461
 462 wxString wxPGProperty::GetName() const
 463 {
 464     wxPGProperty* parent = GetParent();
 465
 466     if ( !m_name.length() || !parent || parent->IsCategory() || parent->IsRoot() )
 467         return m_name;
 468
 469     return m_parent->GetName() + wxS(".") + m_name;
 470 }
 471
 472 wxPropertyGrid* wxPGProperty::GetGrid() const
 473 {
 474     if ( !m_parentState )
 475         return NULL;
 476     return m_parentState->GetGrid();
 477 }
 478
 479 int wxPGProperty::Index( const wxPGProperty* p ) const
 480 {
 481     for ( unsigned int i = 0; i<m_children.size(); i++ )
 482     {
 483         if ( p == m_children[i] )
 484             return i;
 485     }
 486     return wxNOT_FOUND;
 487 }
 488
 489 void wxPGProperty::UpdateControl( wxWindow* primary )
 490 {
 491     if ( primary )
 492         GetEditorClass()->UpdateControl(this, primary);
 493 }
 494
 495 bool wxPGProperty::ValidateValue( wxVariant& WXUNUSED(value), wxPGValidationInfo& WXUNUSED(validationInfo) ) const
 496 {
 497     return true;
 498 }
 499
 500 void wxPGProperty::OnSetValue()
 501 {
 502 }
 503
 504 void wxPGProperty::RefreshChildren ()
 505 {
 506 }
 507
 508 wxString wxPGProperty::GetColumnText( unsigned int col ) const
 509 {
 510     wxPGCell* cell = GetCell(col);
 511     if ( cell )
 512     {
 513         return cell->GetText();
 514     }
 515     else
 516     {
 517         if ( col == 0 )
 518             return GetLabel();
 519         else if ( col == 1 )
 520             return GetDisplayedString();
 521         else if ( col == 2 )
 522             return GetAttribute(wxPGGlobalVars->m_strUnits, wxEmptyString);
 523     }
 524
 525     return wxEmptyString;
 526 }
 527
 528 void wxPGProperty::GenerateComposedValue( wxString& text, int argFlags ) const
 529 {
 530     int i;
 531     int iMax = m_children.size();
 532
 533     text.clear();
 534     if ( iMax == 0 )
 535         return;
 536
 537     if ( iMax > PWC_CHILD_SUMMARY_LIMIT &&
 538          !(argFlags & wxPG_FULL_VALUE) )
 539         iMax = PWC_CHILD_SUMMARY_LIMIT;
 540
 541     int iMaxMinusOne = iMax-1;
 542
 543     if ( !IsTextEditable() )
 544         argFlags |= wxPG_UNEDITABLE_COMPOSITE_FRAGMENT;
 545
 546     wxPGProperty* curChild = m_children[0];
 547
 548     for ( i = 0; i < iMax; i++ )
 549     {
 550         wxString s;
 551         if ( !curChild->IsValueUnspecified() )
 552             s = curChild->GetValueString(argFlags|wxPG_COMPOSITE_FRAGMENT);
 553
 554         bool skip = false;
 555         if ( (argFlags & wxPG_UNEDITABLE_COMPOSITE_FRAGMENT) && !s.length() )
 556             skip = true;
 557
 558         if ( !curChild->GetChildCount() || skip )
 559             text += s;
 560         else
 561             text += wxS("[") + s + wxS("]");
 562
 563         if ( i < iMaxMinusOne )
 564         {
 565             if ( text.length() > PWC_CHILD_SUMMARY_CHAR_LIMIT &&
 566                  !(argFlags & wxPG_EDITABLE_VALUE) &&
 567                  !(argFlags & wxPG_FULL_VALUE) )
 568                 break;
 569
 570             if ( !skip )
 571             {
 572                 if ( !curChild->GetChildCount() )
 573                     text += wxS("; ");
 574                 else
 575                     text += wxS(" ");
 576             }
 577
 578             curChild = m_children[i+1];
 579         }
 580     }
 581
 582     // Remove superfluous semicolon and space
 583     wxString rest;
 584     if ( text.EndsWith(wxS("; "), &rest) )
 585         text = rest;
 586
 587     if ( (unsigned int)i < m_children.size() )
 588         text += wxS("; ...");
 589 }
 590
 591 wxString wxPGProperty::GetValueAsString( int argFlags ) const
 592 {
 593     wxCHECK_MSG( GetChildCount() > 0,
 594                  wxString(),
 595                  wxT("If user property does not have any children, it must override GetValueAsString") );
 596
 597     wxString text;
 598     GenerateComposedValue(text, argFlags);
 599     return text;
 600 }
 601
 602 wxString wxPGProperty::GetValueString( int argFlags ) const
 603 {
 604     if ( IsValueUnspecified() )
 605         return wxEmptyString;
 606
 607     if ( m_commonValue == -1 )
 608         return GetValueAsString(argFlags);
 609
 610     //
 611     // Return common value's string representation
 612     wxPropertyGrid* pg = GetGrid();
 613     const wxPGCommonValue* cv = pg->GetCommonValue(m_commonValue);
 614
 615     if ( argFlags & wxPG_FULL_VALUE )
 616     {
 617         return cv->GetLabel();
 618     }
 619     else if ( argFlags & wxPG_EDITABLE_VALUE )
 620     {
 621         return cv->GetEditableText();
 622     }
 623     else
 624     {
 625         return cv->GetLabel();
 626     }
 627 }
 628
 629 bool wxPGProperty::IntToValue( wxVariant& variant, int number, int WXUNUSED(argFlags) ) const
 630 {
 631     variant = (long)number;
 632     return true;
 633 }
 634
 635 // Convert semicolon delimited tokens into child values.
 636 bool wxPGProperty::StringToValue( wxVariant& variant, const wxString& text, int argFlags ) const
 637 {
 638     if ( !GetChildCount() )
 639         return false;
 640
 641     unsigned int curChild = 0;
 642
 643     unsigned int iMax = m_children.size();
 644
 645     if ( iMax > PWC_CHILD_SUMMARY_LIMIT &&
 646          !(argFlags & wxPG_FULL_VALUE) )
 647         iMax = PWC_CHILD_SUMMARY_LIMIT;
 648
 649     bool changed = false;
 650
 651     wxString token;
 652     size_t pos = 0;
 653
 654     // Its best only to add non-empty group items
 655     bool addOnlyIfNotEmpty = false;
 656     const wxChar delimeter = wxS(';');
 657
 658     size_t tokenStart = 0xFFFFFF;
 659
 660     wxVariantList temp_list;
 661     wxVariant list(temp_list);
 662
 663     int propagatedFlags = argFlags & wxPG_REPORT_ERROR;
 664
 665 #ifdef __WXDEBUG__
 666     bool debug_print = false;
 667 #endif
 668
 669 #ifdef __WXDEBUG__
 670     if ( debug_print )
 671         wxLogDebug(wxT(">> %s.StringToValue('%s')"),GetLabel().c_str(),text.c_str());
 672 #endif
 673
 674     wxString::const_iterator it = text.begin();
 675     wxUniChar a;
 676
 677     if ( it != text.end() )
 678         a = *it;
 679     else
 680         a = 0;
 681
 682     for ( ;; )
 683     {
 684         if ( tokenStart != 0xFFFFFF )
 685         {
 686             // Token is running
 687             if ( a == delimeter || a == 0 )
 688             {
 689                 token = text.substr(tokenStart,pos-tokenStart);
 690                 token.Trim(true);
 691                 size_t len = token.length();
 692
 693                 if ( !addOnlyIfNotEmpty || len > 0 )
 694                 {
 695                     const wxPGProperty* child = Item(curChild);
 696                 #ifdef __WXDEBUG__
 697                     if ( debug_print )
 698                         wxLogDebug(wxT("token = '%s', child = %s"),token.c_str(),child->GetLabel().c_str());
 699                 #endif
 700
 701                     if ( len > 0 )
 702                     {
 703                         bool wasUnspecified = child->IsValueUnspecified();
 704
 705                         wxVariant variant(child->GetValueRef());
 706                         if ( child->StringToValue(variant, token, propagatedFlags|wxPG_COMPOSITE_FRAGMENT) )
 707                         {
 708                             variant.SetName(child->GetBaseName());
 709
 710                             // Clear unspecified flag only if OnSetValue() didn't
 711                             // affect it.
 712                             if ( child->IsValueUnspecified() &&
 713                                  (wasUnspecified || !UsesAutoUnspecified()) )
 714                             {
 715                                 variant = child->GetDefaultValue();
 716                             }
 717
 718                             list.Append(variant);
 719
 720                             changed = true;
 721                         }
 722                     }
 723                     else
 724                     {
 725                         // Empty, becomes unspecified
 726                         wxVariant variant2;
 727                         variant2.SetName(child->GetBaseName());
 728                         list.Append(variant2);
 729                         changed = true;
 730                     }
 731
 732                     curChild++;
 733                     if ( curChild >= iMax )
 734                         break;
 735                 }
 736
 737                 tokenStart = 0xFFFFFF;
 738             }
 739         }
 740         else
 741         {
 742             // Token is not running
 743             if ( a != wxS(' ') )
 744             {
 745
 746                 addOnlyIfNotEmpty = false;
 747
 748                 // Is this a group of tokens?
 749                 if ( a == wxS('[') )
 750                 {
 751                     int depth = 1;
 752
 753                     if ( it != text.end() ) it++;
 754                     pos++;
 755                     size_t startPos = pos;
 756
 757                     // Group item - find end
 758                     while ( it != text.end() && depth > 0 )
 759                     {
 760                         a = *it;
 761                         it++;
 762                         pos++;
 763
 764                         if ( a == wxS(']') )
 765                             depth--;
 766                         else if ( a == wxS('[') )
 767                             depth++;
 768                     }
 769
 770                     token = text.substr(startPos,pos-startPos-1);
 771
 772                     if ( !token.length() )
 773                         break;
 774
 775                     const wxPGProperty* child = Item(curChild);
 776
 777                     wxVariant oldChildValue = child->GetValue();
 778                     wxVariant variant(oldChildValue);
 779                     bool stvRes = child->StringToValue( variant, token, propagatedFlags );
 780                     if ( stvRes || (variant != oldChildValue) )
 781                     {
 782                         if ( stvRes )
 783                             changed = true;
 784                     }
 785                     else
 786                     {
 787                         // Failed, becomes unspecified
 788                         variant.MakeNull();
 789                         changed = true;
 790                     }
 791
 792                     variant.SetName(child->GetBaseName());
 793                     list.Append(variant);
 794
 795                     curChild++;
 796                     if ( curChild >= iMax )
 797                         break;
 798
 799                     addOnlyIfNotEmpty = true;
 800
 801                     tokenStart = 0xFFFFFF;
 802                 }
 803                 else
 804                 {
 805                     tokenStart = pos;
 806
 807                     if ( a == delimeter )
 808                     {
 809                         pos--;
 810                         it--;
 811                     }
 812                 }
 813             }
 814         }
 815
 816         if ( a == 0 )
 817             break;
 818
 819         it++;
 820         if ( it != text.end() )
 821         {
 822             a = *it;
 823         }
 824         else
 825         {
 826             a = 0;
 827         }
 828         pos++;
 829     }
 830
 831     if ( changed )
 832         variant = list;
 833
 834     return changed;
 835 }
 836
 837 bool wxPGProperty::SetValueFromString( const wxString& text, int argFlags )
 838 {
 839     wxVariant variant(m_value);
 840     bool res = StringToValue(variant, text, argFlags);
 841     if ( res )
 842         SetValue(variant);
 843     return res;
 844 }
 845
 846 bool wxPGProperty::SetValueFromInt( long number, int argFlags )
 847 {
 848     wxVariant variant(m_value);
 849     bool res = IntToValue(variant, number, argFlags);
 850     if ( res )
 851         SetValue(variant);
 852     return res;
 853 }
 854
 855 wxSize wxPGProperty::OnMeasureImage( int WXUNUSED(item) ) const
 856 {
 857     if ( m_valueBitmap )
 858         return wxSize(m_valueBitmap->GetWidth(),-1);
 859
 860     return wxSize(0,0);
 861 }
 862
 863 wxPGCellRenderer* wxPGProperty::GetCellRenderer( int WXUNUSED(column) ) const
 864 {
 865     return wxPGGlobalVars->m_defaultRenderer;
 866 }
 867
 868 void wxPGProperty::OnCustomPaint( wxDC& dc,
 869                                   const wxRect& rect,
 870                                   wxPGPaintData& )
 871 {
 872     wxBitmap* bmp = m_valueBitmap;
 873
 874     wxCHECK_RET( bmp && bmp->Ok(), wxT("invalid bitmap") );
 875
 876     wxCHECK_RET( rect.x >= 0, wxT("unexpected measure call") );
 877
 878     dc.DrawBitmap(*bmp,rect.x,rect.y);
 879 }
 880
 881 const wxPGEditor* wxPGProperty::DoGetEditorClass() const
 882 {
 883     return wxPGEditor_TextCtrl;
 884 }
 885
 886 // Default extra property event handling - that is, none at all.
 887 bool wxPGProperty::OnEvent( wxPropertyGrid*, wxWindow*, wxEvent& )
 888 {
 889     return false;
 890 }
 891
 892
 893 void wxPGProperty::SetValue( wxVariant value, wxVariant* pList, int flags )
 894 {
 895     // If auto unspecified values are not wanted (via window or property style),
 896     // then get default value instead of wxNullVariant.
 897     if ( value.IsNull() && (flags & wxPG_SETVAL_BY_USER) &&
 898          !UsesAutoUnspecified() )
 899     {
 900         value = GetDefaultValue();
 901     }
 902
 903     if ( !value.IsNull() )
 904     {
 905         wxVariant tempListVariant;
 906
 907         SetCommonValue(-1);
 908         // List variants are reserved a special purpose
 909         // as intermediate containers for child values
 910         // of properties with children.
 911         if ( value.GetType() == wxPG_VARIANT_TYPE_LIST )
 912         {
 913             //
 914             // However, situation is different for composed string properties
 915             if ( HasFlag(wxPG_PROP_COMPOSED_VALUE) )
 916             {
 917                 tempListVariant = value;
 918                 pList = &tempListVariant;
 919             }
 920
 921             wxVariant newValue;
 922             AdaptListToValue(value, &newValue);
 923             value = newValue;
 924             //wxLogDebug(wxT(">> %s.SetValue() adapted list value to type '%s'"),GetName().c_str(),value.GetType().c_str());
 925         }
 926
 927         if ( HasFlag( wxPG_PROP_AGGREGATE) )
 928             flags |= wxPG_SETVAL_AGGREGATED;
 929
 930         if ( pList && !pList->IsNull() )
 931         {
 932             wxASSERT( pList->GetType() == wxPG_VARIANT_TYPE_LIST );
 933             wxASSERT( GetChildCount() );
 934             wxASSERT( !IsCategory() );
 935
 936             wxVariantList& list = pList->GetList();
 937             wxVariantList::iterator node;
 938             unsigned int i = 0;
 939
 940             //wxLogDebug(wxT(">> %s.SetValue() pList parsing"),GetName().c_str());
 941
 942             // Children in list can be in any order, but we will give hint to
 943             // GetPropertyByNameWH(). This optimizes for full list parsing.
 944             for ( node = list.begin(); node != list.end(); node++ )
 945             {
 946                 wxVariant& childValue = *((wxVariant*)*node);
 947                 wxPGProperty* child = GetPropertyByNameWH(childValue.GetName(), i);
 948                 if ( child )
 949                 {
 950                     //wxLogDebug(wxT("%i: child = %s, childValue.GetType()=%s"),i,child->GetBaseName().c_str(),childValue.GetType().c_str());
 951                     if ( childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
 952                     {
 953                         if ( child->HasFlag(wxPG_PROP_AGGREGATE) && !(flags & wxPG_SETVAL_AGGREGATED) )
 954                         {
 955                             wxVariant listRefCopy = childValue;
 956                             child->SetValue(childValue, &listRefCopy, flags|wxPG_SETVAL_FROM_PARENT);
 957                         }
 958                         else
 959                         {
 960                             wxVariant oldVal = child->GetValue();
 961                             child->SetValue(oldVal, &childValue, flags|wxPG_SETVAL_FROM_PARENT);
 962                         }
 963                     }
 964                     else if ( child->GetValue() != childValue )
 965                     {
 966                         // For aggregate properties, we will trust RefreshChildren()
 967                         // to update child values.
 968                         if ( !HasFlag(wxPG_PROP_AGGREGATE) )
 969                             child->SetValue(childValue, NULL, flags|wxPG_SETVAL_FROM_PARENT);
 970                         if ( flags & wxPG_SETVAL_BY_USER )
 971                             child->SetFlag(wxPG_PROP_MODIFIED);
 972                     }
 973                 }
 974                 i++;
 975             }
 976         }
 977
 978         if ( !value.IsNull() )
 979         {
 980             m_value = value;
 981             OnSetValue();
 982
 983             if ( !(flags & wxPG_SETVAL_FROM_PARENT) )
 984                 UpdateParentValues();
 985         }
 986
 987         if ( flags & wxPG_SETVAL_BY_USER )
 988             SetFlag(wxPG_PROP_MODIFIED);
 989
 990         if ( HasFlag(wxPG_PROP_AGGREGATE) )
 991             RefreshChildren();
 992     }
 993     else
 994     {
 995         if ( m_commonValue != -1 )
 996         {
 997             wxPropertyGrid* pg = GetGrid();
 998             if ( !pg || m_commonValue != pg->GetUnspecifiedCommonValue() )
 999                 SetCommonValue(-1);
1000         }
1001
1002         m_value = value;
1003
1004         // Set children to unspecified, but only if aggregate or
1005         // value is <composed>
1006         if ( AreChildrenComponents() )
1007         {
1008             unsigned int i;
1009             for ( i=0; i<GetChildCount(); i++ )
1010                 Item(i)->SetValue(value, NULL, flags|wxPG_SETVAL_FROM_PARENT);
1011         }
1012     }
1013
1014     //
1015     // Update editor control
1016     //
1017
1018     // We need to check for these, otherwise GetGrid() may fail.
1019     if ( flags & wxPG_SETVAL_REFRESH_EDITOR )
1020         RefreshEditor();
1021 }
1022
1023
1024 void wxPGProperty::SetValueInEvent( wxVariant value ) const
1025 {
1026     GetGrid()->ValueChangeInEvent(value);
1027 }
1028
1029 void wxPGProperty::SetFlagRecursively( FlagType flag, bool set )
1030 {
1031     if ( set )
1032         SetFlag(flag);
1033     else
1034         ClearFlag(flag);
1035
1036     unsigned int i;
1037     for ( i = 0; i < GetChildCount(); i++ )
1038         Item(i)->SetFlagRecursively(flag, set);
1039 }
1040
1041 void wxPGProperty::RefreshEditor()
1042 {
1043     if ( m_parent && GetParentState() )
1044     {
1045         wxPropertyGrid* pg = GetParentState()->GetGrid();
1046         if ( pg->GetSelectedProperty() == this )
1047         {
1048             wxWindow* editor = pg->GetEditorControl();
1049             if ( editor )
1050                 GetEditorClass()->UpdateControl( this, editor );
1051         }
1052     }
1053 }
1054
1055
1056 wxVariant wxPGProperty::GetDefaultValue() const
1057 {
1058     wxVariant defVal = GetAttribute(wxS("DefaultValue"));
1059     if ( !defVal.IsNull() )
1060         return defVal;
1061
1062     wxVariant value = GetValue();
1063
1064     if ( !value.IsNull() )
1065     {
1066         wxString valueType(value.GetType());
1067
1068         if ( valueType == wxPG_VARIANT_TYPE_LONG )
1069             return wxPGVariant_Zero;
1070         if ( valueType == wxPG_VARIANT_TYPE_STRING )
1071             return wxPGVariant_EmptyString;
1072         if ( valueType == wxPG_VARIANT_TYPE_BOOL )
1073             return wxPGVariant_False;
1074         if ( valueType == wxPG_VARIANT_TYPE_DOUBLE )
1075             return wxVariant(0.0);
1076         if ( valueType == wxPG_VARIANT_TYPE_ARRSTRING )
1077             return wxVariant(wxArrayString());
1078         if ( valueType == wxS("wxLongLong") )
1079             return WXVARIANT(wxLongLong(0));
1080         if ( valueType == wxS("wxULongLong") )
1081             return WXVARIANT(wxULongLong(0));
1082         if ( valueType == wxS("wxColour") )
1083             return WXVARIANT(*wxBLACK);
1084 #if wxUSE_DATETIME
1085         if ( valueType == wxPG_VARIANT_TYPE_DATETIME )
1086             return wxVariant(wxDateTime::Now());
1087 #endif
1088         if ( valueType == wxS("wxFont") )
1089             return WXVARIANT(*wxNORMAL_FONT);
1090         if ( valueType == wxS("wxPoint") )
1091             return WXVARIANT(wxPoint(0, 0));
1092         if ( valueType == wxS("wxSize") )
1093             return WXVARIANT(wxSize(0, 0));
1094     }
1095
1096     return wxVariant();
1097 }
1098
1099 void wxPGProperty::SetCell( int column, wxPGCell* cellObj )
1100 {
1101     if ( column >= (int)m_cells.size() )
1102         m_cells.SetCount(column+1, NULL);
1103
1104     delete (wxPGCell*) m_cells[column];
1105     m_cells[column] = cellObj;
1106 }
1107
1108 wxPGEditorDialogAdapter* wxPGProperty::GetEditorDialog() const
1109 {
1110     return NULL;
1111 }
1112
1113 bool wxPGProperty::DoSetAttribute( const wxString& WXUNUSED(name), wxVariant& WXUNUSED(value) )
1114 {
1115     return false;
1116 }
1117
1118 void wxPGProperty::SetAttribute( const wxString& name, wxVariant value )
1119 {
1120     if ( DoSetAttribute( name, value ) )
1121     {
1122         // Support working without grid, when possible
1123         if ( wxPGGlobalVars->HasExtraStyle( wxPG_EX_WRITEONLY_BUILTIN_ATTRIBUTES ) )
1124             return;
1125     }
1126
1127     m_attributes.Set( name, value );
1128 }
1129
1130 void wxPGProperty::SetAttributes( const wxPGAttributeStorage& attributes )
1131 {
1132     wxPGAttributeStorage::const_iterator it = attributes.StartIteration();
1133     wxVariant variant;
1134
1135     while ( attributes.GetNext(it, variant) )
1136         SetAttribute( variant.GetName(), variant );
1137 }
1138
1139 wxVariant wxPGProperty::DoGetAttribute( const wxString& WXUNUSED(name) ) const
1140 {
1141     return wxVariant();
1142 }
1143
1144
1145 wxVariant wxPGProperty::GetAttribute( const wxString& name ) const
1146 {
1147     return m_attributes.FindValue(name);
1148 }
1149
1150 wxString wxPGProperty::GetAttribute( const wxString& name, const wxString& defVal ) const
1151 {
1152     wxVariant variant = m_attributes.FindValue(name);
1153
1154     if ( !variant.IsNull() )
1155         return variant.GetString();
1156
1157     return defVal;
1158 }
1159
1160 long wxPGProperty::GetAttributeAsLong( const wxString& name, long defVal ) const
1161 {
1162     wxVariant variant = m_attributes.FindValue(name);
1163
1164     return wxPGVariantToInt(variant, defVal);
1165 }
1166
1167 double wxPGProperty::GetAttributeAsDouble( const wxString& name, double defVal ) const
1168 {
1169     double retVal;
1170     wxVariant variant = m_attributes.FindValue(name);
1171
1172     if ( wxPGVariantToDouble(variant, &retVal) )
1173         return retVal;
1174
1175     return defVal;
1176 }
1177
1178 wxVariant wxPGProperty::GetAttributesAsList() const
1179 {
1180     wxVariantList tempList;
1181     wxVariant v( tempList, wxString::Format(wxS("@%s@attr"),m_name.c_str()) );
1182
1183     wxPGAttributeStorage::const_iterator it = m_attributes.StartIteration();
1184     wxVariant variant;
1185
1186     while ( m_attributes.GetNext(it, variant) )
1187         v.Append(variant);
1188
1189     return v;
1190 }
1191
1192 // Slots of utility flags are NULL
1193 const unsigned int gs_propFlagToStringSize = 14;
1194
1195 static const wxChar* gs_propFlagToString[gs_propFlagToStringSize] = {
1196     NULL,
1197     wxT("DISABLED"),
1198     wxT("HIDDEN"),
1199     NULL,
1200     wxT("NOEDITOR"),
1201     wxT("COLLAPSED"),
1202     NULL,
1203     NULL,
1204     NULL,
1205     NULL,
1206     NULL,
1207     NULL,
1208     NULL,
1209     NULL
1210 };
1211
1212 wxString wxPGProperty::GetFlagsAsString( FlagType flagsMask ) const
1213 {
1214     wxString s;
1215     int relevantFlags = m_flags & flagsMask & wxPG_STRING_STORED_FLAGS;
1216     FlagType a = 1;
1217
1218     unsigned int i = 0;
1219     for ( i=0; i<gs_propFlagToStringSize; i++ )
1220     {
1221         if ( relevantFlags & a )
1222         {
1223             const wxChar* fs = gs_propFlagToString[i];
1224             wxASSERT(fs);
1225             if ( s.length() )
1226                 s << wxS("|");
1227             s << fs;
1228         }
1229         a = a << 1;
1230     }
1231
1232     return s;
1233 }
1234
1235 void wxPGProperty::SetFlagsFromString( const wxString& str )
1236 {
1237     FlagType flags = 0;
1238
1239     WX_PG_TOKENIZER1_BEGIN(str, wxS('|'))
1240         unsigned int i;
1241         for ( i=0; i<gs_propFlagToStringSize; i++ )
1242         {
1243             const wxChar* fs = gs_propFlagToString[i];
1244             if ( fs && str == fs )
1245             {
1246                 flags |= (1<<i);
1247                 break;
1248             }
1249         }
1250     WX_PG_TOKENIZER1_END()
1251
1252     m_flags = (m_flags & ~wxPG_STRING_STORED_FLAGS) | flags;
1253 }
1254
1255 wxValidator* wxPGProperty::DoGetValidator() const
1256 {
1257     return (wxValidator*) NULL;
1258 }
1259
1260 int wxPGProperty::InsertChoice( const wxString& label, int index, int value )
1261 {
1262     wxPropertyGrid* pg = GetGrid();
1263     int sel = GetChoiceSelection();
1264
1265     int newSel = sel;
1266
1267     if ( index == wxNOT_FOUND )
1268         index = m_choices.GetCount();
1269
1270     if ( index <= sel )
1271         newSel++;
1272
1273     m_choices.Insert(label, index, value);
1274
1275     if ( sel != newSel )
1276         SetChoiceSelection(newSel);
1277
1278     if ( this == pg->GetSelection() )
1279         GetEditorClass()->InsertItem(pg->GetEditorControl(),label,index);
1280
1281     return index;
1282 }
1283
1284
1285 void wxPGProperty::DeleteChoice( int index )
1286 {
1287     wxPropertyGrid* pg = GetGrid();
1288
1289     int sel = GetChoiceSelection();
1290     int newSel = sel;
1291
1292     // Adjust current value
1293     if ( sel == index )
1294     {
1295         SetValueToUnspecified();
1296         newSel = 0;
1297     }
1298     else if ( index < sel )
1299     {
1300         newSel--;
1301     }
1302
1303     m_choices.RemoveAt(index);
1304
1305     if ( sel != newSel )
1306         SetChoiceSelection(newSel);
1307
1308     if ( this == pg->GetSelection() )
1309         GetEditorClass()->DeleteItem(pg->GetEditorControl(), index);
1310 }
1311
1312 int wxPGProperty::GetChoiceSelection() const
1313 {
1314     wxVariant value = GetValue();
1315     wxString valueType = value.GetType();
1316     int index = wxNOT_FOUND;
1317
1318     if ( IsValueUnspecified() || !m_choices.GetCount() )
1319         return wxNOT_FOUND;
1320
1321     if ( valueType == wxPG_VARIANT_TYPE_LONG )
1322     {
1323         index = value.GetLong();
1324     }
1325     else if ( valueType == wxPG_VARIANT_TYPE_STRING )
1326     {
1327         index = m_choices.Index(value.GetString());
1328     }
1329     else if ( valueType == wxPG_VARIANT_TYPE_BOOL )
1330     {
1331         index = value.GetBool()? 1 : 0;
1332     }
1333
1334     return index;
1335 }
1336
1337 void wxPGProperty::SetChoiceSelection( int newValue )
1338 {
1339     // Changes value of a property with choices, but only
1340     // works if the value type is long or string.
1341     wxString valueType = GetValue().GetType();
1342
1343     wxCHECK_RET( m_choices.IsOk(), wxT("invalid choiceinfo") );
1344
1345     if ( valueType == wxPG_VARIANT_TYPE_STRING )
1346     {
1347         SetValue( m_choices.GetLabel(newValue) );
1348     }
1349     else  // if ( valueType == wxPG_VARIANT_TYPE_LONG )
1350     {
1351         SetValue( (long) newValue );
1352     }
1353 }
1354
1355 bool wxPGProperty::SetChoices( wxPGChoices& choices )
1356 {
1357     m_choices.Assign(choices);
1358
1359     {
1360         // This may be needed to trigger some initialization
1361         // (but don't do it if property is somewhat uninitialized)
1362         wxVariant defVal = GetDefaultValue();
1363         if ( defVal.IsNull() )
1364             return false;
1365
1366         SetValue(defVal);
1367     }
1368
1369     return true;
1370 }
1371
1372
1373 const wxPGEditor* wxPGProperty::GetEditorClass() const
1374 {
1375     const wxPGEditor* editor;
1376
1377     if ( !m_customEditor )
1378     {
1379         editor = DoGetEditorClass();
1380     }
1381     else
1382         editor = m_customEditor;
1383
1384     //
1385     // Maybe override editor if common value specified
1386     if ( GetDisplayedCommonValueCount() )
1387     {
1388         // TextCtrlAndButton -> ComboBoxAndButton
1389         if ( editor->IsKindOf(CLASSINFO(wxPGTextCtrlAndButtonEditor)) )
1390             editor = wxPGEditor_ChoiceAndButton;
1391
1392         // TextCtrl -> ComboBox
1393         else if ( editor->IsKindOf(CLASSINFO(wxPGTextCtrlEditor)) )
1394             editor = wxPGEditor_ComboBox;
1395     }
1396
1397     return editor;
1398 }
1399
1400 bool wxPGProperty::HasVisibleChildren() const
1401 {
1402     unsigned int i;
1403
1404     for ( i=0; i<GetChildCount(); i++ )
1405     {
1406         wxPGProperty* child = Item(i);
1407
1408         if ( !child->HasFlag(wxPG_PROP_HIDDEN) )
1409             return true;
1410     }
1411
1412     return false;
1413 }
1414
1415 bool wxPGProperty::RecreateEditor()
1416 {
1417     wxPropertyGrid* pg = GetGrid();
1418     wxASSERT(pg);
1419
1420     wxPGProperty* selected = pg->GetSelection();
1421     if ( this == selected )
1422     {
1423         pg->DoSelectProperty(this, wxPG_SEL_FORCE);
1424         return true;
1425     }
1426     return false;
1427 }
1428
1429
1430 void wxPGProperty::SetValueImage( wxBitmap& bmp )
1431 {
1432     delete m_valueBitmap;
1433
1434     if ( &bmp && bmp.Ok() )
1435     {
1436         // Resize the image
1437         wxSize maxSz = GetGrid()->GetImageSize();
1438         wxSize imSz(bmp.GetWidth(),bmp.GetHeight());
1439
1440         if ( imSz.x != maxSz.x || imSz.y != maxSz.y )
1441         {
1442             // Create a memory DC
1443             wxBitmap* bmpNew = new wxBitmap(maxSz.x,maxSz.y,bmp.GetDepth());
1444
1445             wxMemoryDC dc;
1446             dc.SelectObject(*bmpNew);
1447
1448             // Scale
1449             // FIXME: This is ugly - use image or wait for scaling patch.
1450             double scaleX = (double)maxSz.x / (double)imSz.x;
1451             double scaleY = (double)maxSz.y / (double)imSz.y;
1452
1453             dc.SetUserScale(scaleX,scaleY);
1454
1455             dc.DrawBitmap( bmp, 0, 0 );
1456
1457             m_valueBitmap = bmpNew;
1458         }
1459         else
1460         {
1461             m_valueBitmap = new wxBitmap(bmp);
1462         }
1463
1464         m_flags |= wxPG_PROP_CUSTOMIMAGE;
1465     }
1466     else
1467     {
1468         m_valueBitmap = NULL;
1469         m_flags &= ~(wxPG_PROP_CUSTOMIMAGE);
1470     }
1471 }
1472
1473
1474 wxPGProperty* wxPGProperty::GetMainParent() const
1475 {
1476     const wxPGProperty* curChild = this;
1477     const wxPGProperty* curParent = m_parent;
1478
1479     while ( curParent && !curParent->IsCategory() )
1480     {
1481         curChild = curParent;
1482         curParent = curParent->m_parent;
1483     }
1484
1485     return (wxPGProperty*) curChild;
1486 }
1487
1488
1489 const wxPGProperty* wxPGProperty::GetLastVisibleSubItem() const
1490 {
1491     //
1492     // Returns last visible sub-item, recursively.
1493     if ( !IsExpanded() || !GetChildCount() )
1494         return this;
1495
1496     return Last()->GetLastVisibleSubItem();
1497 }
1498
1499
1500 bool wxPGProperty::IsVisible() const
1501 {
1502     const wxPGProperty* parent;
1503
1504     if ( HasFlag(wxPG_PROP_HIDDEN) )
1505         return false;
1506
1507     for ( parent = GetParent(); parent != NULL; parent = parent->GetParent() )
1508     {
1509         if ( !parent->IsExpanded() || parent->HasFlag(wxPG_PROP_HIDDEN) )
1510             return false;
1511     }
1512
1513     return true;
1514 }
1515
1516 wxPropertyGrid* wxPGProperty::GetGridIfDisplayed() const
1517 {
1518     wxPropertyGridPageState* state = GetParentState();
1519     wxPropertyGrid* propGrid = state->GetGrid();
1520     if ( state == propGrid->GetState() )
1521         return propGrid;
1522     return NULL;
1523 }
1524
1525
1526 int wxPGProperty::GetY2( int lh ) const
1527 {
1528     const wxPGProperty* parent;
1529     const wxPGProperty* child = this;
1530
1531     int y = 0;
1532
1533     for ( parent = GetParent(); parent != NULL; parent = child->GetParent() )
1534     {
1535         if ( !parent->IsExpanded() )
1536             return -1;
1537         y += parent->GetChildrenHeight(lh, child->GetIndexInParent());
1538         y += lh;
1539         child = parent;
1540     }
1541
1542     y -= lh;  // need to reduce one level
1543
1544     return y;
1545 }
1546
1547
1548 int wxPGProperty::GetY() const
1549 {
1550     return GetY2(GetGrid()->GetRowHeight());
1551 }
1552
1553 // This is used by Insert etc.
1554 void wxPGProperty::AddChild2( wxPGProperty* prop, int index, bool correct_mode )
1555 {
1556     if ( index < 0 || (size_t)index >= m_children.size() )
1557     {
1558         if ( correct_mode ) prop->m_arrIndex = m_children.size();
1559         m_children.push_back( prop );
1560     }
1561     else
1562     {
1563         m_children.insert( m_children.begin()+index, prop);
1564         if ( correct_mode ) FixIndexesOfChildren( index );
1565     }
1566
1567     prop->m_parent = this;
1568 }
1569
1570 // This is used by properties that have fixed sub-properties
1571 void wxPGProperty::AddChild( wxPGProperty* prop )
1572 {
1573     wxASSERT_MSG( prop->GetBaseName().length(),
1574                   "Property's children must have unique, non-empty names within their scope" );
1575
1576     prop->m_arrIndex = m_children.size();
1577     m_children.push_back( prop );
1578
1579     int custImgHeight = prop->OnMeasureImage().y;
1580     if ( custImgHeight < 0 /*|| custImgHeight > 1*/ )
1581         prop->m_flags |= wxPG_PROP_CUSTOMIMAGE;
1582
1583     prop->m_parent = this;
1584 }
1585
1586 void wxPGProperty::RemoveChild( wxPGProperty* p )
1587 {
1588     wxArrayPGProperty::iterator it;
1589     wxArrayPGProperty& children = m_children;
1590
1591     for ( it=children.begin(); it != children.end(); it++ )
1592     {
1593         if ( *it == p )
1594         {
1595             m_children.erase(it);
1596             break;
1597         }
1598     }
1599 }
1600
1601 void wxPGProperty::AdaptListToValue( wxVariant& list, wxVariant* value ) const
1602 {
1603     wxASSERT( GetChildCount() );
1604     wxASSERT( !IsCategory() );
1605
1606     *value = GetValue();
1607
1608     if ( !list.GetCount() )
1609         return;
1610
1611     wxASSERT( GetChildCount() >= (unsigned int)list.GetCount() );
1612
1613     bool allChildrenSpecified;
1614
1615     // Don't fully update aggregate properties unless all children have
1616     // specified value
1617     if ( HasFlag(wxPG_PROP_AGGREGATE) )
1618         allChildrenSpecified = AreAllChildrenSpecified(&list);
1619     else
1620         allChildrenSpecified = true;
1621
1622     wxVariant childValue = list[0];
1623     unsigned int i;
1624     unsigned int n = 0;
1625
1626     //wxLogDebug(wxT(">> %s.AdaptListToValue()"),GetBaseName().c_str());
1627
1628     for ( i=0; i<GetChildCount(); i++ )
1629     {
1630         const wxPGProperty* child = Item(i);
1631
1632         if ( childValue.GetName() == child->GetBaseName() )
1633         {
1634             //wxLogDebug(wxT("  %s(n=%i), %s"),childValue.GetName().c_str(),n,childValue.GetType().c_str());
1635
1636             if ( childValue.GetType() == wxPG_VARIANT_TYPE_LIST )
1637             {
1638                 wxVariant cv2(child->GetValue());
1639                 child->AdaptListToValue(childValue, &cv2);
1640                 childValue = cv2;
1641             }
1642
1643             if ( allChildrenSpecified )
1644                 ChildChanged(*value, i, childValue);
1645             n++;
1646             if ( n == (unsigned int)list.GetCount() )
1647                 break;
1648             childValue = list[n];
1649         }
1650     }
1651 }
1652
1653
1654 void wxPGProperty::FixIndexesOfChildren( size_t starthere )
1655 {
1656     size_t i;
1657     for ( i=starthere;i<GetChildCount();i++)
1658         Item(i)->m_arrIndex = i;
1659 }
1660
1661
1662 // Returns (direct) child property with given name (or NULL if not found)
1663 wxPGProperty* wxPGProperty::GetPropertyByName( const wxString& name ) const
1664 {
1665     size_t i;
1666
1667     for ( i=0; i<GetChildCount(); i++ )
1668     {
1669         wxPGProperty* p = Item(i);
1670         if ( p->m_name == name )
1671             return p;
1672     }
1673
1674     // Does it have point, then?
1675     int pos = name.Find(wxS('.'));
1676     if ( pos <= 0 )
1677         return (wxPGProperty*) NULL;
1678
1679     wxPGProperty* p = GetPropertyByName(name. substr(0,pos));
1680
1681     if ( !p || !p->GetChildCount() )
1682         return NULL;
1683
1684     return p->GetPropertyByName(name.substr(pos+1,name.length()-pos-1));
1685 }
1686
1687 wxPGProperty* wxPGProperty::GetPropertyByNameWH( const wxString& name, unsigned int hintIndex ) const
1688 {
1689     unsigned int i = hintIndex;
1690
1691     if ( i >= GetChildCount() )
1692         i = 0;
1693
1694     unsigned int lastIndex = i - 1;
1695
1696     if ( lastIndex >= GetChildCount() )
1697         lastIndex = GetChildCount() - 1;
1698
1699     for (;;)
1700     {
1701         wxPGProperty* p = Item(i);
1702         if ( p->m_name == name )
1703             return p;
1704
1705         if ( i == lastIndex )
1706             break;
1707
1708         i++;
1709         if ( i == GetChildCount() )
1710             i = 0;
1711     };
1712
1713     return NULL;
1714 }
1715
1716 int wxPGProperty::GetChildrenHeight( int lh, int iMax_ ) const
1717 {
1718     // Returns height of children, recursively, and
1719     // by taking expanded/collapsed status into account.
1720     //
1721     // iMax is used when finding property y-positions.
1722     //
1723     unsigned int i = 0;
1724     int h = 0;
1725
1726     if ( iMax_ == -1 )
1727         iMax_ = GetChildCount();
1728
1729     unsigned int iMax = iMax_;
1730
1731     wxASSERT( iMax <= GetChildCount() );
1732
1733     if ( !IsExpanded() && GetParent() )
1734         return 0;
1735
1736     while ( i < iMax )
1737     {
1738         wxPGProperty* pwc = (wxPGProperty*) Item(i);
1739
1740         if ( !pwc->HasFlag(wxPG_PROP_HIDDEN) )
1741         {
1742             if ( !pwc->IsExpanded() ||
1743                  pwc->GetChildCount() == 0 )
1744                 h += lh;
1745             else
1746                 h += pwc->GetChildrenHeight(lh) + lh;
1747         }
1748
1749         i++;
1750     }
1751
1752     return h;
1753 }
1754
1755 wxPGProperty* wxPGProperty::GetItemAtY( unsigned int y, unsigned int lh, unsigned int* nextItemY ) const
1756 {
1757     wxASSERT( nextItemY );
1758
1759     // Linear search at the moment
1760     //
1761     // nextItemY = y of next visible property, final value will be written back.
1762     wxPGProperty* result = NULL;
1763     wxPGProperty* current = NULL;
1764     unsigned int iy = *nextItemY;
1765     unsigned int i = 0;
1766     unsigned int iMax = GetChildCount();
1767
1768     while ( i < iMax )
1769     {
1770         wxPGProperty* pwc = Item(i);
1771
1772         if ( !pwc->HasFlag(wxPG_PROP_HIDDEN) )
1773         {
1774             // Found?
1775             if ( y < iy )
1776             {
1777                 result = current;
1778                 break;
1779             }
1780
1781             iy += lh;
1782
1783             if ( pwc->IsExpanded() &&
1784                  pwc->GetChildCount() > 0 )
1785             {
1786                 result = (wxPGProperty*) pwc->GetItemAtY( y, lh, &iy );
1787                 if ( result )
1788                     break;
1789             }
1790
1791             current = pwc;
1792         }
1793
1794         i++;
1795     }
1796
1797     // Found?
1798     if ( !result && y < iy )
1799         result = current;
1800
1801     *nextItemY = iy;
1802
1803     /*
1804     if ( current )
1805         wxLogDebug(wxT("%s::GetItemAtY(%i) -> %s"),this->GetLabel().c_str(),y,current->GetLabel().c_str());
1806     else
1807         wxLogDebug(wxT("%s::GetItemAtY(%i) -> NULL"),this->GetLabel().c_str(),y);
1808     */
1809
1810     return (wxPGProperty*) result;
1811 }
1812
1813 void wxPGProperty::Empty()
1814 {
1815     size_t i;
1816     if ( !HasFlag(wxPG_PROP_CHILDREN_ARE_COPIES) )
1817     {
1818         for ( i=0; i<GetChildCount(); i++ )
1819         {
1820             delete m_children[i];
1821         }
1822     }
1823
1824     m_children.clear();
1825 }
1826
1827 void wxPGProperty::ChildChanged( wxVariant& WXUNUSED(thisValue),
1828                                  int WXUNUSED(childIndex),
1829                                  wxVariant& WXUNUSED(childValue) ) const
1830 {
1831 }
1832
1833 bool wxPGProperty::AreAllChildrenSpecified( wxVariant* pendingList ) const
1834 {
1835     unsigned int i;
1836
1837     const wxVariantList* pList = NULL;
1838     wxVariantList::const_iterator node;
1839
1840     if ( pendingList )
1841     {
1842         pList = &pendingList->GetList();
1843         node = pList->begin();
1844     }
1845
1846     for ( i=0; i<GetChildCount(); i++ )
1847     {
1848         wxPGProperty* child = Item(i);
1849         const wxVariant* listValue = NULL;
1850         wxVariant value;
1851
1852         if ( pendingList )
1853         {
1854             const wxString& childName = child->GetBaseName();
1855
1856             for ( ; node != pList->end(); node++ )
1857             {
1858                 const wxVariant& item = *((const wxVariant*)*node);
1859                 if ( item.GetName() == childName )
1860                 {
1861                     listValue = &item;
1862                     value = item;
1863                     break;
1864                 }
1865             }
1866         }
1867
1868         if ( !listValue )
1869             value = child->GetValue();
1870
1871         if ( value.IsNull() )
1872             return false;
1873
1874         // Check recursively
1875         if ( child->GetChildCount() )
1876         {
1877             const wxVariant* childList = NULL;
1878
1879             if ( listValue && listValue->GetType() == wxPG_VARIANT_TYPE_LIST )
1880                 childList = listValue;
1881
1882             if ( !child->AreAllChildrenSpecified((wxVariant*)childList) )
1883                 return false;
1884         }
1885     }
1886
1887     return true;
1888 }
1889
1890 wxPGProperty* wxPGProperty::UpdateParentValues()
1891 {
1892     wxPGProperty* parent = m_parent;
1893     if ( parent && parent->HasFlag(wxPG_PROP_COMPOSED_VALUE) &&
1894          !parent->IsCategory() && !parent->IsRoot() )
1895     {
1896         wxString s;
1897         parent->GenerateComposedValue(s, 0);
1898         parent->m_value = s;
1899         return parent->UpdateParentValues();
1900     }
1901     return this;
1902 }
1903
1904 bool wxPGProperty::IsTextEditable() const
1905 {
1906     if ( HasFlag(wxPG_PROP_READONLY) )
1907         return false;
1908
1909     if ( HasFlag(wxPG_PROP_NOEDITOR) &&
1910          (GetChildCount() ||
1911           wxString(GetEditorClass()->GetClassInfo()->GetClassName()).EndsWith(wxS("Button")))
1912        )
1913         return false;
1914
1915     return true;
1916 }
1917
1918 // Call for after sub-properties added with AddChild
1919 void wxPGProperty::PrepareSubProperties()
1920 {
1921     wxPropertyGridPageState* state = GetParentState();
1922
1923     wxASSERT(state);
1924
1925     if ( !GetChildCount() )
1926         return;
1927
1928     wxByte depth = m_depth + 1;
1929     wxByte depthBgCol = m_depthBgCol;
1930
1931     FlagType inheritFlags = m_flags & wxPG_INHERITED_PROPFLAGS;
1932
1933     wxByte bgColIndex = m_bgColIndex;
1934     wxByte fgColIndex = m_fgColIndex;
1935
1936     //
1937     // Set some values to the children
1938     //
1939     size_t i = 0;
1940     wxPGProperty* nparent = this;
1941
1942     while ( i < nparent->GetChildCount() )
1943     {
1944         wxPGProperty* np = nparent->Item(i);
1945
1946         np->m_parentState = state;
1947         np->m_flags |= inheritFlags; // Hideable also if parent.
1948         np->m_depth = depth;
1949         np->m_depthBgCol = depthBgCol;
1950         np->m_bgColIndex = bgColIndex;
1951         np->m_fgColIndex = fgColIndex;
1952
1953         // Also handle children of children
1954         if ( np->GetChildCount() > 0 )
1955         {
1956             nparent = np;
1957             i = 0;
1958
1959             // Init
1960             nparent->SetParentalType(wxPG_PROP_AGGREGATE);
1961             nparent->SetExpanded(false);
1962             depth++;
1963         }
1964         else
1965         {
1966             // Next sibling
1967             i++;
1968         }
1969
1970         // After reaching last sibling, go back to processing
1971         // siblings of the parent
1972         while ( i >= nparent->GetChildCount() )
1973         {
1974             // Exit the loop when top parent hit
1975             if ( nparent == this )
1976                 break;
1977
1978             depth--;
1979
1980             i = nparent->GetIndexInParent() + 1;
1981             nparent = nparent->GetParent();
1982         }
1983     }
1984 }
1985
1986 // Call after fixed sub-properties added/removed after creation.
1987 // if oldSelInd >= 0 and < new max items, then selection is
1988 // moved to it. Note: oldSelInd -2 indicates that this property
1989 // should be selected.
1990 void wxPGProperty::SubPropsChanged( int oldSelInd )
1991 {
1992     wxPropertyGridPageState* state = GetParentState();
1993     wxPropertyGrid* grid = state->GetGrid();
1994
1995     PrepareSubProperties();
1996
1997     wxPGProperty* sel = (wxPGProperty*) NULL;
1998     if ( oldSelInd >= (int)m_children.size() )
1999         oldSelInd = (int)m_children.size() - 1;
2000
2001     if ( oldSelInd >= 0 )
2002         sel = m_children[oldSelInd];
2003     else if ( oldSelInd == -2 )
2004         sel = this;
2005
2006     if ( sel )
2007         state->DoSelectProperty(sel);
2008
2009     if ( state == grid->GetState() )
2010     {
2011         grid->GetPanel()->Refresh();
2012     }
2013 }
2014
2015 // -----------------------------------------------------------------------
2016 // wxPGRootProperty
2017 // -----------------------------------------------------------------------
2018
2019 WX_PG_IMPLEMENT_PROPERTY_CLASS_PLAIN(wxPGRootProperty,none,TextCtrl)
2020 IMPLEMENT_DYNAMIC_CLASS(wxPGRootProperty, wxPGProperty)
2021
2022
2023 wxPGRootProperty::wxPGRootProperty()
2024     : wxPGProperty()
2025 {
2026 #ifdef __WXDEBUG__
2027     m_name = wxS("<root>");
2028 #endif
2029     SetParentalType(0);
2030     m_depth = 0;
2031 }
2032
2033
2034 wxPGRootProperty::~wxPGRootProperty()
2035 {
2036 }
2037
2038
2039 // -----------------------------------------------------------------------
2040 // wxPropertyCategory
2041 // -----------------------------------------------------------------------
2042
2043 WX_PG_IMPLEMENT_PROPERTY_CLASS_PLAIN(wxPropertyCategory,none,TextCtrl)
2044 IMPLEMENT_DYNAMIC_CLASS(wxPropertyCategory, wxPGProperty)
2045
2046 void wxPropertyCategory::Init()
2047 {
2048     // don't set colour - prepareadditem method should do this
2049     SetParentalType(wxPG_PROP_CATEGORY);
2050     m_capFgColIndex = 1;
2051     m_textExtent = -1;
2052 }
2053
2054 wxPropertyCategory::wxPropertyCategory()
2055     : wxPGProperty()
2056 {
2057     Init();
2058 }
2059
2060
2061 wxPropertyCategory::wxPropertyCategory( const wxString &label, const wxString& name )
2062     : wxPGProperty(label,name)
2063 {
2064     Init();
2065 }
2066
2067
2068 wxPropertyCategory::~wxPropertyCategory()
2069 {
2070 }
2071
2072
2073 wxString wxPropertyCategory::GetValueAsString( int ) const
2074 {
2075     return wxEmptyString;
2076 }
2077
2078 int wxPropertyCategory::GetTextExtent( const wxWindow* wnd, const wxFont& font ) const
2079 {
2080     if ( m_textExtent > 0 )
2081         return m_textExtent;
2082     int x = 0, y = 0;
2083         ((wxWindow*)wnd)->GetTextExtent( m_label, &x, &y, 0, 0, &font );
2084     return x;
2085 }
2086
2087 void wxPropertyCategory::CalculateTextExtent( wxWindow* wnd, const wxFont& font )
2088 {
2089     int x = 0, y = 0;
2090         wnd->GetTextExtent( m_label, &x, &y, 0, 0, &font );
2091     m_textExtent = x;
2092 }
2093
2094 // -----------------------------------------------------------------------
2095 // wxPGAttributeStorage
2096 // -----------------------------------------------------------------------
2097
2098 wxPGAttributeStorage::wxPGAttributeStorage()
2099 {
2100 }
2101
2102 wxPGAttributeStorage::~wxPGAttributeStorage()
2103 {
2104     wxPGHashMapS2P::iterator it;
2105
2106     for ( it = m_map.begin(); it != m_map.end(); it++ )
2107     {
2108         wxVariantData* data = (wxVariantData*) it->second;
2109         data->DecRef();
2110     }
2111 }
2112
2113 void wxPGAttributeStorage::Set( const wxString& name, const wxVariant& value )
2114 {
2115     wxVariantData* data = value.GetData();
2116
2117     // Free old, if any
2118     wxPGHashMapS2P::iterator it = m_map.find(name);
2119     if ( it != m_map.end() )
2120     {
2121         ((wxVariantData*)it->second)->DecRef();
2122
2123         if ( !data )
2124         {
2125             // If Null variant, just remove from set
2126             m_map.erase(it);
2127             return;
2128         }
2129     }
2130
2131     if ( data )
2132     {
2133         data->IncRef();
2134
2135         m_map[name] = data;
2136     }
2137 }
2138
2139 #endif  // wxUSE_PROPGRID