src/propgrid/propgridiface.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/propgrid/propgridiface.cpp
   3 // Purpose:     wxPropertyGridInterface class
   4 // Author:      Jaakko Salli
   5 // Modified by:
   6 // Created:     2008-08-24
   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/button.h"
  33     #include "wx/pen.h"
  34     #include "wx/brush.h"
  35     #include "wx/settings.h"
  36     #include "wx/sizer.h"
  37     #include "wx/intl.h"
  38 #endif
  39
  40 #include "wx/propgrid/property.h"
  41 #include "wx/propgrid/propgrid.h"
  42
  43
  44 const wxChar *wxPGTypeName_long = wxT("long");
  45 const wxChar *wxPGTypeName_bool = wxT("bool");
  46 const wxChar *wxPGTypeName_double = wxT("double");
  47 const wxChar *wxPGTypeName_wxString = wxT("string");
  48 const wxChar *wxPGTypeName_void = wxT("void*");
  49 const wxChar *wxPGTypeName_wxArrayString = wxT("arrstring");
  50
  51
  52 // ----------------------------------------------------------------------------
  53 // VariantDatas
  54 // ----------------------------------------------------------------------------
  55
  56 WX_PG_IMPLEMENT_VARIANT_DATA_EXPORTED(wxPoint, WXDLLIMPEXP_PROPGRID)
  57 WX_PG_IMPLEMENT_VARIANT_DATA_EXPORTED(wxSize, WXDLLIMPEXP_PROPGRID)
  58 WX_PG_IMPLEMENT_VARIANT_DATA_EXPORTED_DUMMY_EQ(wxArrayInt, WXDLLIMPEXP_PROPGRID)
  59 IMPLEMENT_VARIANT_OBJECT_EXPORTED(wxFont, WXDLLIMPEXP_PROPGRID)
  60
  61 // -----------------------------------------------------------------------
  62 // wxPGPropArgCls
  63 // -----------------------------------------------------------------------
  64
  65 wxPGProperty* wxPGPropArgCls::GetPtr( wxPropertyGridInterface* iface ) const
  66 {
  67     if ( m_flags == IsProperty )
  68     {
  69         wxASSERT_MSG( m_ptr.property, wxT("invalid property ptr") );
  70         return m_ptr.property;
  71     }
  72     else if ( m_flags & IsWxString )
  73         return iface->GetPropertyByNameA(*m_ptr.stringName);
  74     else if ( m_flags & IsCharPtr )
  75         return iface->GetPropertyByNameA(m_ptr.charName);
  76 #if wxUSE_WCHAR_T
  77     else if ( m_flags & IsWCharPtr )
  78         return iface->GetPropertyByNameA(m_ptr.wcharName);
  79 #endif
  80
  81     return NULL;
  82 }
  83
  84 // -----------------------------------------------------------------------
  85 // wxPropertyGridInterface
  86 // -----------------------------------------------------------------------
  87
  88 void wxPropertyGridInterface::RefreshGrid( wxPropertyGridPageState* state )
  89 {
  90     if ( !state )
  91         state = m_pState;
  92
  93     wxPropertyGrid* grid = state->GetGrid();
  94     if ( grid->GetState() == state && !grid->IsFrozen() )
  95     {
  96         grid->Refresh();
  97     }
  98 }
  99
 100 // -----------------------------------------------------------------------
 101
 102 wxPGProperty* wxPropertyGridInterface::Append( wxPGProperty* property )
 103 {
 104     wxPGProperty* retp = m_pState->DoAppend(property);
 105
 106     wxPropertyGrid* grid = m_pState->GetGrid();
 107     if ( grid )
 108         grid->RefreshGrid();
 109
 110     return retp;
 111 }
 112
 113 // -----------------------------------------------------------------------
 114
 115 wxPGProperty* wxPropertyGridInterface::AppendIn( wxPGPropArg id, wxPGProperty* newproperty )
 116 {
 117     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxNullProperty)
 118     wxPGProperty* pwc = (wxPGProperty*) p;
 119     wxPGProperty* retp = m_pState->DoInsert(pwc, pwc->GetChildCount(), newproperty);
 120     return retp;
 121 }
 122
 123 // -----------------------------------------------------------------------
 124
 125 wxPGProperty* wxPropertyGridInterface::Insert( wxPGPropArg id, wxPGProperty* property )
 126 {
 127     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxNullProperty)
 128     wxPGProperty* retp = m_pState->DoInsert(p->GetParent(), p->GetIndexInParent(), property);
 129     RefreshGrid();
 130     return retp;
 131 }
 132
 133 // -----------------------------------------------------------------------
 134
 135 wxPGProperty* wxPropertyGridInterface::Insert( wxPGPropArg id, int index, wxPGProperty* newproperty )
 136 {
 137     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxNullProperty)
 138     wxPGProperty* retp = m_pState->DoInsert((wxPGProperty*)p,index,newproperty);
 139     RefreshGrid();
 140     return retp;
 141 }
 142
 143 // -----------------------------------------------------------------------
 144
 145 void wxPropertyGridInterface::DeleteProperty( wxPGPropArg id )
 146 {
 147     wxPG_PROP_ARG_CALL_PROLOG()
 148
 149     wxPropertyGridPageState* state = p->GetParentState();
 150
 151     state->DoDelete( p, true );
 152
 153     RefreshGrid(state);
 154 }
 155
 156 // -----------------------------------------------------------------------
 157
 158 wxPGProperty* wxPropertyGridInterface::RemoveProperty( wxPGPropArg id )
 159 {
 160     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxNullProperty)
 161
 162     wxCHECK( !p->GetChildCount() || p->HasFlag(wxPG_PROP_AGGREGATE),
 163              wxNullProperty);
 164
 165     wxPropertyGridPageState* state = p->GetParentState();
 166
 167     state->DoDelete( p, false );
 168
 169     // Mark the property as 'unattached'
 170     p->m_parentState = NULL;
 171     p->m_parent = NULL;
 172
 173     RefreshGrid(state);
 174
 175     return p;
 176 }
 177
 178 // -----------------------------------------------------------------------
 179
 180 wxPGProperty* wxPropertyGridInterface::ReplaceProperty( wxPGPropArg id, wxPGProperty* property )
 181 {
 182     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxNullProperty)
 183
 184     wxPGProperty* replaced = p;
 185     wxCHECK_MSG( replaced && property,
 186                  wxNullProperty,
 187                  wxT("NULL property") );
 188     wxCHECK_MSG( !replaced->IsCategory(),
 189                  wxNullProperty,
 190                  wxT("cannot replace this type of property") );
 191     wxCHECK_MSG( !m_pState->IsInNonCatMode(),
 192                  wxNullProperty,
 193                  wxT("cannot replace properties in alphabetic mode") );
 194
 195     // Get address to the slot
 196     wxPGProperty* parent = replaced->GetParent();
 197     int ind = replaced->GetIndexInParent();
 198
 199     wxPropertyGridPageState* state = replaced->GetParentState();
 200     DeleteProperty(replaced); // Must use generic Delete
 201     state->DoInsert(parent,ind,property);
 202
 203     return property;
 204 }
 205
 206 // -----------------------------------------------------------------------
 207 // wxPropertyGridInterface property operations
 208 // -----------------------------------------------------------------------
 209
 210 wxPGProperty* wxPropertyGridInterface::GetSelection() const
 211 {
 212     return m_pState->GetSelection();
 213 }
 214
 215 // -----------------------------------------------------------------------
 216
 217 bool wxPropertyGridInterface::ClearSelection( bool validation )
 218 {
 219     bool res = DoClearSelection(validation, wxPG_SEL_DONT_SEND_EVENT);
 220     wxPropertyGrid* pg = GetPropertyGrid();
 221     if ( pg )
 222         pg->Refresh();
 223     return res;
 224 }
 225
 226 // -----------------------------------------------------------------------
 227
 228 bool wxPropertyGridInterface::DoClearSelection( bool validation,
 229                                                 int selFlags )
 230 {
 231     if ( !validation )
 232         selFlags |= wxPG_SEL_NOVALIDATE;
 233
 234     wxPropertyGridPageState* state = m_pState;
 235
 236     if ( state )
 237     {
 238         wxPropertyGrid* pg = state->GetGrid();
 239         if ( pg->GetState() == state )
 240             return pg->DoSelectProperty(NULL, selFlags);
 241         else
 242             state->DoSetSelection(NULL);
 243     }
 244
 245     return true;
 246 }
 247
 248 // -----------------------------------------------------------------------
 249
 250 void wxPropertyGridInterface::LimitPropertyEditing( wxPGPropArg id, bool limit )
 251 {
 252     wxPG_PROP_ARG_CALL_PROLOG()
 253
 254     m_pState->DoLimitPropertyEditing(p, limit);
 255     RefreshProperty(p);
 256 }
 257
 258 // -----------------------------------------------------------------------
 259
 260 bool wxPropertyGridInterface::EnableProperty( wxPGPropArg id, bool enable )
 261 {
 262     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 263
 264     wxPropertyGridPageState* state = p->GetParentState();
 265     wxPropertyGrid* grid = state->GetGrid();
 266
 267     if ( enable )
 268     {
 269         if ( !(p->m_flags & wxPG_PROP_DISABLED) )
 270             return false;
 271
 272         // If active, Set active Editor.
 273         if ( grid->GetState() == state && p == grid->GetSelection() )
 274             grid->DoSelectProperty( p, wxPG_SEL_FORCE );
 275     }
 276     else
 277     {
 278         if ( p->m_flags & wxPG_PROP_DISABLED )
 279             return false;
 280
 281         // If active, Disable as active Editor.
 282         if ( grid->GetState() == state && p == grid->GetSelection() )
 283             grid->DoSelectProperty( p, wxPG_SEL_FORCE );
 284     }
 285
 286     state->DoEnableProperty(p, enable);
 287
 288     RefreshProperty( p );
 289
 290     return true;
 291 }
 292
 293 // -----------------------------------------------------------------------
 294
 295 bool wxPropertyGridInterface::ExpandAll( bool doExpand )
 296 {
 297     wxPropertyGridPageState* state = m_pState;
 298
 299     if ( !state->DoGetRoot()->GetChildCount() )
 300         return true;
 301
 302     wxPropertyGrid* pg = state->GetGrid();
 303
 304     if ( GetSelection() && GetSelection() != state->DoGetRoot() &&
 305          !doExpand )
 306     {
 307         pg->DoClearSelection();
 308     }
 309
 310     wxPGVIterator it;
 311
 312     for ( it = GetVIterator( wxPG_ITERATE_ALL ); !it.AtEnd(); it.Next() )
 313     {
 314         wxPGProperty* p = (wxPGProperty*) it.GetProperty();
 315         if ( p->GetChildCount() )
 316         {
 317             if ( doExpand )
 318             {
 319                 if ( !p->IsExpanded() )
 320                 {
 321                     state->DoExpand(p);
 322                 }
 323             }
 324             else
 325             {
 326                 if ( p->IsExpanded() )
 327                 {
 328                     state->DoCollapse(p);
 329                 }
 330             }
 331         }
 332     }
 333
 334     pg->RecalculateVirtualSize();
 335
 336     RefreshGrid();
 337
 338     return true;
 339 }
 340
 341 // -----------------------------------------------------------------------
 342
 343 void wxPropertyGridInterface::ClearModifiedStatus()
 344 {
 345     unsigned int pageIndex = 0;
 346
 347     for (;;)
 348     {
 349         wxPropertyGridPageState* page = GetPageState(pageIndex);
 350         if ( !page ) break;
 351
 352         page->DoGetRoot()->SetFlagRecursively(wxPG_PROP_MODIFIED, false);
 353
 354         pageIndex++;
 355     }
 356
 357     // Update active editor control, if any
 358     GetPropertyGrid()->RefreshEditor();
 359 }
 360
 361 // -----------------------------------------------------------------------
 362 // wxPropertyGridInterface property value setting and getting
 363 // -----------------------------------------------------------------------
 364
 365 void wxPGGetFailed( const wxPGProperty* p, const wxString& typestr )
 366 {
 367     wxPGTypeOperationFailed(p, typestr, wxS("Get"));
 368 }
 369
 370 // -----------------------------------------------------------------------
 371
 372 void wxPGTypeOperationFailed( const wxPGProperty* p,
 373                               const wxString& typestr,
 374                               const wxString& op )
 375 {
 376     wxASSERT( p != NULL );
 377     wxLogError( _("Type operation \"%s\" failed: Property labeled \"%s\" is of type \"%s\", NOT \"%s\"."),
 378         op.c_str(), p->GetLabel().c_str(), p->GetValue().GetType().c_str(), typestr.c_str() );
 379 }
 380
 381 // -----------------------------------------------------------------------
 382
 383 void wxPropertyGridInterface::SetPropVal( wxPGPropArg id, wxVariant& value )
 384 {
 385     wxPG_PROP_ARG_CALL_PROLOG()
 386
 387     if ( p )
 388         p->SetValue(value);
 389 }
 390
 391 // -----------------------------------------------------------------------
 392
 393 void wxPropertyGridInterface::SetPropertyValueString( wxPGPropArg id, const wxString& value )
 394 {
 395     wxPG_PROP_ARG_CALL_PROLOG()
 396
 397     if ( p )
 398         m_pState->DoSetPropertyValueString(p, value);
 399 }
 400
 401 // -----------------------------------------------------------------------
 402
 403 void wxPropertyGridInterface::SetValidationFailureBehavior( int vfbFlags )
 404 {
 405     GetPropertyGrid()->m_permanentValidationFailureBehavior = vfbFlags;
 406 }
 407
 408 // -----------------------------------------------------------------------
 409
 410 wxPGProperty* wxPropertyGridInterface::GetPropertyByNameA( const wxString& name ) const
 411 {
 412     wxPGProperty* p = GetPropertyByName(name);
 413     wxASSERT_MSG(p,wxString::Format(wxT("no property with name '%s'"),name.c_str()));
 414     return p;
 415 }
 416
 417 // ----------------------------------------------------------------------------
 418
 419 wxPGProperty* wxPropertyGridInterface::GetPropertyByLabel( const wxString& label ) const
 420 {
 421     wxPGVIterator it;
 422
 423     for ( it = GetVIterator( wxPG_ITERATE_PROPERTIES ); !it.AtEnd(); it.Next() )
 424     {
 425         if ( it.GetProperty()->GetLabel() == label )
 426             return it.GetProperty();
 427     }
 428
 429     return wxNullProperty;
 430 }
 431
 432 // ----------------------------------------------------------------------------
 433
 434 void wxPropertyGridInterface::DoSetPropertyAttribute( wxPGPropArg id, const wxString& name,
 435                                                       wxVariant& value, long argFlags )
 436 {
 437     wxPG_PROP_ARG_CALL_PROLOG()
 438
 439     p->SetAttribute( name, value );
 440
 441     if ( argFlags & wxPG_RECURSE )
 442     {
 443         unsigned int i;
 444         for ( i = 0; i < p->GetChildCount(); i++ )
 445             DoSetPropertyAttribute(p->Item(i), name, value, argFlags);
 446     }
 447 }
 448
 449 // -----------------------------------------------------------------------
 450
 451 void wxPropertyGridInterface::SetPropertyAttributeAll( const wxString& attrName,
 452                                                        wxVariant value )
 453 {
 454     unsigned int pageIndex = 0;
 455
 456     for (;;)
 457     {
 458         wxPropertyGridPageState* page = GetPageState(pageIndex);
 459         if ( !page ) break;
 460
 461         DoSetPropertyAttribute(page->DoGetRoot(), attrName, value, wxPG_RECURSE);
 462
 463         pageIndex++;
 464     }
 465 }
 466
 467 // -----------------------------------------------------------------------
 468
 469 void wxPropertyGridInterface::GetPropertiesWithFlag( wxArrayPGProperty* targetArr,
 470                                                      wxPGProperty::FlagType flags,
 471                                                      bool inverse,
 472                                                      int iterFlags ) const
 473 {
 474     wxASSERT( targetArr );
 475     wxPGVIterator it = GetVIterator( iterFlags );
 476
 477     for ( ;
 478           !it.AtEnd();
 479           it.Next() )
 480     {
 481         const wxPGProperty* property = it.GetProperty();
 482
 483         if ( !inverse )
 484         {
 485             if ( (property->GetFlags() & flags) == flags )
 486                 targetArr->push_back((wxPGProperty*)property);
 487         }
 488         else
 489         {
 490             if ( (property->GetFlags() & flags) != flags )
 491                 targetArr->push_back((wxPGProperty*)property);
 492         }
 493     }
 494 }
 495
 496 // -----------------------------------------------------------------------
 497
 498 void wxPropertyGridInterface::SetBoolChoices( const wxString& trueChoice,
 499                                                  const wxString& falseChoice )
 500 {
 501     wxPGGlobalVars->m_boolChoices[0] = falseChoice;
 502     wxPGGlobalVars->m_boolChoices[1] = trueChoice;
 503 }
 504
 505 // -----------------------------------------------------------------------
 506
 507 wxPGProperty* wxPropertyGridInterface::DoGetPropertyByName( const wxString& name ) const
 508 {
 509     return m_pState->BaseGetPropertyByName(name);
 510 }
 511
 512 // -----------------------------------------------------------------------
 513
 514 wxPGProperty* wxPropertyGridInterface::GetPropertyByName( const wxString& name,
 515                                                              const wxString& subname ) const
 516 {
 517     wxPGProperty* p = DoGetPropertyByName(name);
 518     if ( !p || !p->GetChildCount() )
 519         return wxNullProperty;
 520
 521     return p->GetPropertyByName(subname);
 522 }
 523
 524 // -----------------------------------------------------------------------
 525
 526 // Since GetPropertyByName is used *a lot*, this makes sense
 527 // since non-virtual method can be called with less code.
 528 wxPGProperty* wxPropertyGridInterface::GetPropertyByName( const wxString& name ) const
 529 {
 530     wxPGProperty* p = DoGetPropertyByName(name);
 531     if ( p )
 532         return p;
 533
 534     // Check if its "Property.SubProperty" format
 535     int pos = name.Find(wxT('.'));
 536     if ( pos <= 0 )
 537         return NULL;
 538
 539     return GetPropertyByName(name.substr(0,pos),
 540                              name.substr(pos+1,name.length()-pos-1));
 541 }
 542
 543 // -----------------------------------------------------------------------
 544
 545 bool wxPropertyGridInterface::HideProperty( wxPGPropArg id, bool hide, int flags )
 546 {
 547     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 548
 549     wxPropertyGrid* pg = m_pState->GetGrid();
 550
 551     if ( pg == p->GetGrid() )
 552         return pg->DoHideProperty(p, hide, flags);
 553     else
 554         m_pState->DoHideProperty(p, hide, flags);
 555
 556     return true;
 557 }
 558
 559 // -----------------------------------------------------------------------
 560
 561 bool wxPropertyGridInterface::Collapse( wxPGPropArg id )
 562 {
 563     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 564     wxPropertyGrid* pg = p->GetGridIfDisplayed();
 565     if ( pg )
 566         return pg->DoCollapse(p);
 567
 568     return p->GetParentState()->DoCollapse(p);
 569 }
 570
 571 // -----------------------------------------------------------------------
 572
 573 bool wxPropertyGridInterface::Expand( wxPGPropArg id )
 574 {
 575     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 576     wxPropertyGrid* pg = p->GetGridIfDisplayed();
 577     if ( pg )
 578         return pg->DoExpand(p);
 579
 580     return p->GetParentState()->DoExpand(p);
 581 }
 582
 583 // -----------------------------------------------------------------------
 584
 585 void wxPropertyGridInterface::Sort( int flags )
 586 {
 587     wxPropertyGrid* pg = GetPropertyGrid();
 588
 589     pg->DoClearSelection();
 590
 591     unsigned int pageIndex = 0;
 592
 593     for (;;)
 594     {
 595         wxPropertyGridPageState* page = GetPageState(pageIndex);
 596         if ( !page ) break;
 597         page->DoSort(flags);
 598         pageIndex++;
 599     }
 600 }
 601
 602 // -----------------------------------------------------------------------
 603
 604 void wxPropertyGridInterface::SetPropertyLabel( wxPGPropArg id, const wxString& newproplabel )
 605 {
 606     wxPG_PROP_ARG_CALL_PROLOG()
 607
 608     p->SetLabel( newproplabel );
 609
 610     wxPropertyGridPageState* state = p->GetParentState();
 611     wxPropertyGrid* pg = state->GetGrid();
 612
 613     if ( pg->HasFlag(wxPG_AUTO_SORT) )
 614         pg->SortChildren(p->GetParent());
 615
 616     if ( pg->GetState() == state )
 617     {
 618         if ( pg->HasFlag(wxPG_AUTO_SORT) )
 619             pg->Refresh();
 620         else
 621             pg->DrawItem( p );
 622     }
 623 }
 624
 625 // -----------------------------------------------------------------------
 626
 627 bool wxPropertyGridInterface::SetPropertyMaxLength( wxPGPropArg id, int maxLen )
 628 {
 629     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 630
 631     wxPropertyGrid* pg = m_pState->GetGrid();
 632
 633     p->m_maxLen = (short) maxLen;
 634
 635     // Adjust control if selected currently
 636     if ( pg == p->GetGrid() && p == m_pState->GetSelection() )
 637     {
 638         wxWindow* wnd = pg->GetEditorControl();
 639         wxTextCtrl* tc = wxDynamicCast(wnd,wxTextCtrl);
 640         if ( tc )
 641             tc->SetMaxLength( maxLen );
 642         else
 643         // Not a text ctrl
 644             return false;
 645     }
 646
 647     return true;
 648 }
 649
 650 // -----------------------------------------------------------------------
 651
 652 void
 653 wxPropertyGridInterface::SetPropertyBackgroundColour( wxPGPropArg id,
 654                                                       const wxColour& colour,
 655                                                       int flags )
 656 {
 657     wxPG_PROP_ARG_CALL_PROLOG()
 658     p->SetBackgroundColour(colour, flags);
 659     RefreshProperty(p);
 660 }
 661
 662 // -----------------------------------------------------------------------
 663
 664 void wxPropertyGridInterface::SetPropertyTextColour( wxPGPropArg id,
 665                                                      const wxColour& colour,
 666                                                      int flags )
 667 {
 668     wxPG_PROP_ARG_CALL_PROLOG()
 669     p->SetTextColour(colour, flags);
 670     RefreshProperty(p);
 671 }
 672
 673 // -----------------------------------------------------------------------
 674
 675 void wxPropertyGridInterface::SetPropertyColoursToDefault( wxPGPropArg id )
 676 {
 677     wxPG_PROP_ARG_CALL_PROLOG()
 678
 679     p->m_cells.clear();
 680 }
 681
 682 // -----------------------------------------------------------------------
 683
 684 void wxPropertyGridInterface::SetPropertyCell( wxPGPropArg id,
 685                                                int column,
 686                                                const wxString& text,
 687                                                const wxBitmap& bitmap,
 688                                                const wxColour& fgCol,
 689                                                const wxColour& bgCol )
 690 {
 691     wxPG_PROP_ARG_CALL_PROLOG()
 692
 693     wxPGCell& cell = p->GetCell(column);
 694     if ( text.length() && text != wxPG_LABEL )
 695         cell.SetText(text);
 696     if ( bitmap.IsOk() )
 697         cell.SetBitmap(bitmap);
 698     if ( fgCol != wxNullColour )
 699         cell.SetFgCol(fgCol);
 700     if ( bgCol != wxNullColour )
 701         cell.SetBgCol(bgCol);
 702 }
 703
 704 // -----------------------------------------------------------------------
 705 // GetPropertyValueAsXXX methods
 706
 707 #define IMPLEMENT_GET_VALUE(T,TRET,BIGNAME,DEFRETVAL) \
 708 TRET wxPropertyGridInterface::GetPropertyValueAs##BIGNAME( wxPGPropArg id ) const \
 709 { \
 710     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(DEFRETVAL) \
 711     wxVariant value = p->GetValue(); \
 712     if ( wxStrcmp(value.GetType(), wxPGTypeName_##T) != 0 ) \
 713     { \
 714         wxPGGetFailed(p,wxPGTypeName_##T); \
 715         return (TRET)DEFRETVAL; \
 716     } \
 717     return (TRET)value.Get##BIGNAME(); \
 718 }
 719
 720 // String is different than others.
 721 wxString wxPropertyGridInterface::GetPropertyValueAsString( wxPGPropArg id ) const
 722 {
 723     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(wxEmptyString)
 724     return p->GetValueAsString(wxPG_FULL_VALUE);
 725 }
 726
 727 bool wxPropertyGridInterface::GetPropertyValueAsBool( wxPGPropArg id ) const
 728 {
 729     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 730     wxVariant value = p->GetValue();
 731     if ( wxStrcmp(value.GetType(), wxPGTypeName_bool) == 0 )
 732     {
 733         return value.GetBool();
 734     }
 735     if ( wxStrcmp(value.GetType(), wxPGTypeName_long) == 0 )
 736     {
 737         return value.GetLong()?true:false;
 738     }
 739     wxPGGetFailed(p,wxPGTypeName_bool);
 740     return false;
 741 }
 742
 743 IMPLEMENT_GET_VALUE(long,long,Long,0)
 744 IMPLEMENT_GET_VALUE(double,double,Double,0.0)
 745
 746 bool wxPropertyGridInterface::IsPropertyExpanded( wxPGPropArg id ) const
 747 {
 748     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
 749     return p->IsExpanded();
 750 }
 751
 752 // -----------------------------------------------------------------------
 753 // wxPropertyGridInterface wrappers
 754 // -----------------------------------------------------------------------
 755
 756 bool wxPropertyGridInterface::ChangePropertyValue( wxPGPropArg id, wxVariant newValue )
 757 {
 758     return GetPropertyGrid()->ChangePropertyValue(id, newValue);
 759 }
 760
 761 // -----------------------------------------------------------------------
 762
 763 void wxPropertyGridInterface::BeginAddChildren( wxPGPropArg id )
 764 {
 765     wxPG_PROP_ARG_CALL_PROLOG()
 766     wxCHECK_RET( p->HasFlag(wxPG_PROP_AGGREGATE), wxT("only call on properties with fixed children") );
 767     p->ClearFlag(wxPG_PROP_AGGREGATE);
 768     p->SetFlag(wxPG_PROP_MISC_PARENT);
 769 }
 770
 771 // -----------------------------------------------------------------------
 772
 773 bool wxPropertyGridInterface::EditorValidate()
 774 {
 775     return GetPropertyGrid()->DoEditorValidate();
 776 }
 777
 778 // -----------------------------------------------------------------------
 779
 780 void wxPropertyGridInterface::EndAddChildren( wxPGPropArg id )
 781 {
 782     wxPG_PROP_ARG_CALL_PROLOG()
 783     wxCHECK_RET( p->HasFlag(wxPG_PROP_MISC_PARENT), wxT("only call on properties for which BeginAddChildren was called prior") );
 784     p->ClearFlag(wxPG_PROP_MISC_PARENT);
 785     p->SetFlag(wxPG_PROP_AGGREGATE);
 786 }
 787
 788 // -----------------------------------------------------------------------
 789 // wxPGVIterator_State
 790 // -----------------------------------------------------------------------
 791
 792 // Default returned by wxPropertyGridInterface::GetVIterator().
 793 class wxPGVIteratorBase_State : public wxPGVIteratorBase
 794 {
 795 public:
 796     wxPGVIteratorBase_State( wxPropertyGridPageState* state, int flags )
 797     {
 798         m_it.Init( state, flags );
 799     }
 800     virtual ~wxPGVIteratorBase_State() { }
 801     virtual void Next() { m_it.Next(); }
 802 };
 803
 804 wxPGVIterator wxPropertyGridInterface::GetVIterator( int flags ) const
 805 {
 806     return wxPGVIterator( new wxPGVIteratorBase_State( m_pState, flags ) );
 807 }
 808
 809 // -----------------------------------------------------------------------
 810 // wxPGEditableState related functions
 811 // -----------------------------------------------------------------------
 812
 813 // EscapeDelimiters() changes ";" into "\;" and "|" into "\|"
 814 // in the input string.  This is an internal functions which is
 815 // used for saving states
 816 // NB: Similar function exists in aui/framemanager.cpp
 817 static wxString EscapeDelimiters(const wxString& s)
 818 {
 819     wxString result;
 820     result.Alloc(s.length());
 821     const wxChar* ch = s.c_str();
 822     while (*ch)
 823     {
 824         if (*ch == wxT(';') || *ch == wxT('|') || *ch == wxT(','))
 825             result += wxT('\\');
 826         result += *ch;
 827         ++ch;
 828     }
 829     return result;
 830 }
 831
 832 wxString wxPropertyGridInterface::SaveEditableState( int includedStates ) const
 833 {
 834     wxString result;
 835
 836     //
 837     // Save state on page basis
 838     unsigned int pageIndex = 0;
 839     wxArrayPtrVoid pageStates;
 840
 841     for (;;)
 842     {
 843         wxPropertyGridPageState* page = GetPageState(pageIndex);
 844         if ( !page ) break;
 845
 846         pageStates.Add(page);
 847
 848         pageIndex++;
 849     }
 850
 851     for ( pageIndex=0; pageIndex < pageStates.size(); pageIndex++ )
 852     {
 853         wxPropertyGridPageState* pageState = (wxPropertyGridPageState*) pageStates[pageIndex];
 854
 855         if ( includedStates & SelectionState )
 856         {
 857             wxString sel;
 858             if ( pageState->GetSelection() )
 859                 sel = pageState->GetSelection()->GetName();
 860             result += wxS("selection=");
 861             result += EscapeDelimiters(sel);
 862             result += wxS(";");
 863         }
 864         if ( includedStates & ExpandedState )
 865         {
 866             wxArrayPGProperty ptrs;
 867             wxPropertyGridConstIterator it =
 868                 wxPropertyGridConstIterator( pageState,
 869                                              wxPG_ITERATE_ALL_PARENTS_RECURSIVELY|wxPG_ITERATE_HIDDEN,
 870                                              wxNullProperty );
 871
 872             result += wxS("expanded=");
 873
 874             for ( ;
 875                   !it.AtEnd();
 876                   it.Next() )
 877             {
 878                 const wxPGProperty* p = it.GetProperty();
 879
 880                 if ( !p->HasFlag(wxPG_PROP_COLLAPSED) )
 881                     result += EscapeDelimiters(p->GetName());
 882                 result += wxS(",");
 883
 884             }
 885
 886             if ( result.Last() == wxS(',') )
 887                 result.RemoveLast();
 888
 889             result += wxS(";");
 890         }
 891         if ( includedStates & ScrollPosState )
 892         {
 893             int x, y;
 894             GetPropertyGrid()->GetViewStart(&x,&y);
 895             result += wxString::Format(wxS("scrollpos=%i,%i;"), x, y);
 896         }
 897         if ( includedStates & SplitterPosState )
 898         {
 899             result += wxS("splitterpos=");
 900
 901             for ( size_t i=0; i<pageState->GetColumnCount(); i++ )
 902                 result += wxString::Format(wxS("%i,"), pageState->DoGetSplitterPosition(i));
 903
 904             result.RemoveLast();  // Remove last comma
 905             result += wxS(";");
 906         }
 907         if ( includedStates & PageState )
 908         {
 909             result += wxS("ispageselected=");
 910
 911             if ( GetPageState(-1) == pageState )
 912                 result += wxS("1;");
 913             else
 914                 result += wxS("0;");
 915         }
 916         if ( includedStates & DescBoxState )
 917         {
 918             wxVariant v = GetEditableStateItem(wxS("descboxheight"));
 919             if ( !v.IsNull() )
 920                 result += wxString::Format(wxS("descboxheight=%i;"), (int)v.GetLong());
 921         }
 922         result.RemoveLast();  // Remove last semicolon
 923         result += wxS("|");
 924     }
 925
 926     // Remove last '|'
 927     if ( result.length() )
 928         result.RemoveLast();
 929
 930     return result;
 931 }
 932
 933 bool wxPropertyGridInterface::RestoreEditableState( const wxString& src, int restoreStates )
 934 {
 935     wxPropertyGrid* pg = GetPropertyGrid();
 936     wxPGProperty* newSelection = NULL;
 937     size_t pageIndex;
 938     long vx = -1;
 939     long vy = -1;
 940     long selectedPage = -1;
 941     bool pgSelectionSet = false;
 942     bool res = true;
 943
 944     pg->Freeze();
 945     wxArrayString pageStrings = ::wxSplit(src, wxS('|'), wxS('\\'));
 946
 947     for ( pageIndex=0; pageIndex<pageStrings.size(); pageIndex++ )
 948     {
 949         wxPropertyGridPageState* pageState = GetPageState(pageIndex);
 950         if ( !pageState )
 951             break;
 952
 953         wxArrayString kvpairStrings = ::wxSplit(pageStrings[pageIndex], wxS(';'), wxS('\\'));
 954
 955         for ( size_t i=0; i<kvpairStrings.size(); i++ )
 956         {
 957             const wxString& kvs = kvpairStrings[i];
 958             int eq_pos = kvs.Find(wxS('='));
 959             if ( eq_pos != wxNOT_FOUND )
 960             {
 961                 wxString key = kvs.substr(0, eq_pos);
 962                 wxString value = kvs.substr(eq_pos+1);
 963
 964                 // Further split value by commas
 965                 wxArrayString values = ::wxSplit(value, wxS(','), wxS('\\'));
 966
 967                 if ( key == wxS("expanded") )
 968                 {
 969                     if ( restoreStates & ExpandedState )
 970                     {
 971                         wxPropertyGridIterator it =
 972                             wxPropertyGridIterator( pageState,
 973                                                     wxPG_ITERATE_ALL,
 974                                                     wxNullProperty );
 975
 976                         // First collapse all
 977                         for ( ; !it.AtEnd(); it.Next() )
 978                         {
 979                             wxPGProperty* p = it.GetProperty();
 980                             pageState->DoCollapse(p);
 981                         }
 982
 983                         // Then expand those which names are in values
 984                         for ( size_t n=0; n<values.size(); n++ )
 985                         {
 986                             const wxString& name = values[n];
 987                             wxPGProperty* prop = GetPropertyByName(name);
 988                             if ( prop )
 989                                 pageState->DoExpand(prop);
 990                         }
 991                     }
 992                 }
 993                 else if ( key == wxS("scrollpos") )
 994                 {
 995                     if ( restoreStates & ScrollPosState )
 996                     {
 997                         if ( values.size() == 2 )
 998                         {
 999                             values[0].ToLong(&vx);
1000                             values[1].ToLong(&vy);
1001                         }
1002                         else
1003                         {
1004                             res = false;
1005                         }
1006                     }
1007                 }
1008                 else if ( key == wxS("splitterpos") )
1009                 {
1010                     if ( restoreStates & SplitterPosState )
1011                     {
1012                         for ( size_t n=1; n<values.size(); n++ )
1013                         {
1014                             long pos = 0;
1015                             values[n].ToLong(&pos);
1016                             if ( pos > 0 )
1017                                 pageState->DoSetSplitterPosition(pos, n);
1018                         }
1019                     }
1020                 }
1021                 else if ( key == wxS("selection") )
1022                 {
1023                     if ( restoreStates & SelectionState )
1024                     {
1025                         if ( values.size() > 0 )
1026                         {
1027                             if ( pageState->IsDisplayed() )
1028                             {
1029                                 if ( values[0].length() )
1030                                     newSelection = GetPropertyByName(value);
1031                                 pgSelectionSet = true;
1032                             }
1033                             else
1034                             {
1035                                 if ( values[0].length() )
1036                                     pageState->DoSetSelection(GetPropertyByName(value));
1037                                 else
1038                                     pageState->DoClearSelection();
1039                             }
1040                         }
1041                     }
1042                 }
1043                 else if ( key == wxS("ispageselected") )
1044                 {
1045                     if ( restoreStates & PageState )
1046                     {
1047                         long pageSelStatus;
1048                         if ( values.size() == 1 && values[0].ToLong(&pageSelStatus) )
1049                         {
1050                             if ( pageSelStatus )
1051                                 selectedPage = pageIndex;
1052                         }
1053                         else
1054                         {
1055                             res = false;
1056                         }
1057                     }
1058                 }
1059                 else if ( key == wxS("descboxheight") )
1060                 {
1061                     if ( restoreStates & DescBoxState )
1062                     {
1063                         long descBoxHeight;
1064                         if ( values.size() == 1 && values[0].ToLong(&descBoxHeight) )
1065                         {
1066                             SetEditableStateItem(wxS("descboxheight"), descBoxHeight);
1067                         }
1068                         else
1069                         {
1070                             res = false;
1071                         }
1072                     }
1073                 }
1074                 else
1075                 {
1076                     res = false;
1077                 }
1078             }
1079         }
1080     }
1081
1082     //
1083     // Force recalculation of virtual heights of all pages
1084     // (may be needed on unclean source string).
1085     pageIndex = 0;
1086     wxPropertyGridPageState* pageState = GetPageState(pageIndex);
1087     while ( pageState )
1088     {
1089         pageState->VirtualHeightChanged();
1090         pageIndex += 1;
1091         pageState = GetPageState(pageIndex);
1092     }
1093
1094     pg->Thaw();
1095
1096     //
1097     // Selection of visible grid page must be set after Thaw() call
1098     if ( pgSelectionSet )
1099     {
1100         if ( newSelection )
1101             pg->DoSelectProperty(newSelection);
1102         else
1103             pg->DoClearSelection();
1104     }
1105
1106     if ( selectedPage != -1 )
1107     {
1108         DoSelectPage(selectedPage);
1109     }
1110
1111     if ( vx >= 0 )
1112     {
1113         pg->Scroll(vx, vy);
1114     }
1115
1116     return res;
1117 }
1118
1119 #endif  // wxUSE_PROPGRID
1120