src/propgrid/propgrid.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/propgrid/propgrid.cpp
   3 // Purpose:     wxPropertyGrid
   4 // Author:      Jaakko Salli
   5 // Modified by:
   6 // Created:     2004-09-25
   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/cursor.h"
  36     #include "wx/dialog.h"
  37     #include "wx/settings.h"
  38     #include "wx/msgdlg.h"
  39     #include "wx/choice.h"
  40     #include "wx/stattext.h"
  41     #include "wx/scrolwin.h"
  42     #include "wx/dirdlg.h"
  43     #include "wx/sizer.h"
  44     #include "wx/textdlg.h"
  45     #include "wx/filedlg.h"
  46     #include "wx/statusbr.h"
  47     #include "wx/intl.h"
  48     #include "wx/frame.h"
  49 #endif
  50
  51
  52 // This define is necessary to prevent macro clearing
  53 #define __wxPG_SOURCE_FILE__
  54
  55 #include "wx/propgrid/propgrid.h"
  56 #include "wx/propgrid/editors.h"
  57
  58 #if wxPG_USE_RENDERER_NATIVE
  59     #include "wx/renderer.h"
  60 #endif
  61
  62 #include "wx/odcombo.h"
  63
  64 #include "wx/timer.h"
  65 #include "wx/dcbuffer.h"
  66
  67 // Two pics for the expand / collapse buttons.
  68 // Files are not supplied with this project (since it is
  69 // recommended to use either custom or native rendering).
  70 // If you want them, get wxTreeMultiCtrl by Jorgen Bodde,
  71 // and copy xpm files from archive to wxPropertyGrid src directory
  72 // (and also comment/undef wxPG_ICON_WIDTH in propGrid.h
  73 // and set wxPG_USE_RENDERER_NATIVE to 0).
  74 #ifndef wxPG_ICON_WIDTH
  75   #if defined(__WXMAC__)
  76     #include "mac_collapse.xpm"
  77     #include "mac_expand.xpm"
  78   #elif defined(__WXGTK__)
  79     #include "linux_collapse.xpm"
  80     #include "linux_expand.xpm"
  81   #else
  82     #include "default_collapse.xpm"
  83     #include "default_expand.xpm"
  84   #endif
  85 #endif
  86
  87
  88 //#define wxPG_TEXT_INDENT                4 // For the wxComboControl
  89 //#define wxPG_ALLOW_CLIPPING             1 // If 1, GetUpdateRegion() in OnPaint event handler is not ignored
  90 #define wxPG_GUTTER_DIV                 3 // gutter is max(iconwidth/gutter_div,gutter_min)
  91 #define wxPG_GUTTER_MIN                 3 // gutter before and after image of [+] or [-]
  92 #define wxPG_YSPACING_MIN               1
  93 #define wxPG_DEFAULT_VSPACING           2 // This matches .NET propertygrid's value,
  94                                           // but causes normal combobox to spill out under MSW
  95
  96 //#define wxPG_OPTIMAL_WIDTH              200 // Arbitrary
  97
  98 //#define wxPG_MIN_SCROLLBAR_WIDTH        10 // Smallest scrollbar width on any platform
  99                                            // Must be larger than largest control border
 100                                            // width * 2.
 101
 102
 103 #define wxPG_DEFAULT_CURSOR             wxNullCursor
 104
 105
 106 //#define wxPG_NAT_CHOICE_BORDER_ANY   0
 107
 108 //#define wxPG_HIDER_BUTTON_HEIGHT        25
 109
 110 #define wxPG_PIXELS_PER_UNIT            m_lineHeight
 111
 112 #ifdef wxPG_ICON_WIDTH
 113   #define m_iconHeight m_iconWidth
 114 #endif
 115
 116 //#define wxPG_TOOLTIP_DELAY              1000
 117
 118 // -----------------------------------------------------------------------
 119
 120 #if wxUSE_INTL
 121 void wxPropertyGrid::AutoGetTranslation ( bool enable )
 122 {
 123     wxPGGlobalVars->m_autoGetTranslation = enable;
 124 }
 125 #else
 126 void wxPropertyGrid::AutoGetTranslation ( bool ) { }
 127 #endif
 128
 129 // -----------------------------------------------------------------------
 130
 131 const char wxPropertyGridNameStr[] = "wxPropertyGrid";
 132
 133 // -----------------------------------------------------------------------
 134 // Statics in one class for easy destruction.
 135 // -----------------------------------------------------------------------
 136
 137 #include "wx/module.h"
 138
 139 class wxPGGlobalVarsClassManager : public wxModule
 140 {
 141     DECLARE_DYNAMIC_CLASS(wxPGGlobalVarsClassManager)
 142 public:
 143     wxPGGlobalVarsClassManager() {}
 144     virtual bool OnInit() { wxPGGlobalVars = new wxPGGlobalVarsClass(); return true; }
 145     virtual void OnExit() { delete wxPGGlobalVars; wxPGGlobalVars = NULL; }
 146 };
 147
 148 IMPLEMENT_DYNAMIC_CLASS(wxPGGlobalVarsClassManager, wxModule)
 149
 150
 151 // When wxPG is loaded dynamically after the application is already running
 152 // then the built-in module system won't pick this one up.  Add it manually.
 153 void wxPGInitResourceModule()
 154 {
 155     wxModule* module = new wxPGGlobalVarsClassManager;
 156     module->Init();
 157     wxModule::RegisterModule(module);
 158 }
 159
 160 wxPGGlobalVarsClass* wxPGGlobalVars = NULL;
 161
 162
 163 wxPGGlobalVarsClass::wxPGGlobalVarsClass()
 164 {
 165     wxPGProperty::sm_wxPG_LABEL = new wxString(wxPG_LABEL_STRING);
 166
 167     m_boolChoices.Add(_("False"));
 168     m_boolChoices.Add(_("True"));
 169
 170     m_fontFamilyChoices = NULL;
 171
 172     m_defaultRenderer = new wxPGDefaultRenderer();
 173
 174     m_autoGetTranslation = false;
 175
 176     m_offline = 0;
 177
 178     m_extraStyle = 0;
 179
 180     wxVariant v;
 181
 182     // Prepare some shared variants
 183     m_vEmptyString = wxString();
 184     m_vZero = (long) 0;
 185     m_vMinusOne = (long) -1;
 186     m_vTrue = true;
 187     m_vFalse = false;
 188
 189     // Prepare cached string constants
 190     m_strstring = wxS("string");
 191     m_strlong = wxS("long");
 192     m_strbool = wxS("bool");
 193     m_strlist = wxS("list");
 194     m_strDefaultValue = wxS("DefaultValue");
 195     m_strMin = wxS("Min");
 196     m_strMax = wxS("Max");
 197     m_strUnits = wxS("Units");
 198     m_strInlineHelp = wxS("InlineHelp");
 199
 200     m_warnings = 0;
 201 }
 202
 203
 204 wxPGGlobalVarsClass::~wxPGGlobalVarsClass()
 205 {
 206     size_t i;
 207
 208     delete m_defaultRenderer;
 209
 210     // This will always have one ref
 211     delete m_fontFamilyChoices;
 212
 213 #if wxUSE_VALIDATORS
 214     for ( i=0; i<m_arrValidators.size(); i++ )
 215         delete ((wxValidator*)m_arrValidators[i]);
 216 #endif
 217
 218     //
 219     // Destroy value type class instances.
 220     wxPGHashMapS2P::iterator vt_it;
 221
 222     // Destroy editor class instances.
 223     // iterate over all the elements in the class
 224     for( vt_it = m_mapEditorClasses.begin(); vt_it != m_mapEditorClasses.end(); ++vt_it )
 225     {
 226         delete ((wxPGEditor*)vt_it->second);
 227     }
 228
 229     delete wxPGProperty::sm_wxPG_LABEL;
 230 }
 231
 232 void wxPropertyGridInitGlobalsIfNeeded()
 233 {
 234 }
 235
 236 // -----------------------------------------------------------------------
 237 // wxPropertyGrid
 238 // -----------------------------------------------------------------------
 239
 240 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGrid, wxScrolledWindow)
 241
 242 BEGIN_EVENT_TABLE(wxPropertyGrid, wxScrolledWindow)
 243   EVT_IDLE(wxPropertyGrid::OnIdle)
 244   EVT_PAINT(wxPropertyGrid::OnPaint)
 245   EVT_SIZE(wxPropertyGrid::OnResize)
 246   EVT_ENTER_WINDOW(wxPropertyGrid::OnMouseEntry)
 247   EVT_LEAVE_WINDOW(wxPropertyGrid::OnMouseEntry)
 248   EVT_MOUSE_CAPTURE_CHANGED(wxPropertyGrid::OnCaptureChange)
 249   EVT_SCROLLWIN(wxPropertyGrid::OnScrollEvent)
 250   EVT_CHILD_FOCUS(wxPropertyGrid::OnChildFocusEvent)
 251   EVT_SET_FOCUS(wxPropertyGrid::OnFocusEvent)
 252   EVT_KILL_FOCUS(wxPropertyGrid::OnFocusEvent)
 253   EVT_SYS_COLOUR_CHANGED(wxPropertyGrid::OnSysColourChanged)
 254   EVT_MOTION(wxPropertyGrid::OnMouseMove)
 255   EVT_LEFT_DOWN(wxPropertyGrid::OnMouseClick)
 256   EVT_LEFT_UP(wxPropertyGrid::OnMouseUp)
 257   EVT_RIGHT_UP(wxPropertyGrid::OnMouseRightClick)
 258   EVT_LEFT_DCLICK(wxPropertyGrid::OnMouseDoubleClick)
 259   EVT_KEY_DOWN(wxPropertyGrid::OnKey)
 260 END_EVENT_TABLE()
 261
 262 // -----------------------------------------------------------------------
 263
 264 wxPropertyGrid::wxPropertyGrid()
 265     : wxScrolledWindow()
 266 {
 267     Init1();
 268 }
 269
 270 // -----------------------------------------------------------------------
 271
 272 wxPropertyGrid::wxPropertyGrid( wxWindow *parent,
 273                                 wxWindowID id,
 274                                 const wxPoint& pos,
 275                                 const wxSize& size,
 276                                 long style,
 277                                 const wxString& name )
 278     : wxScrolledWindow()
 279 {
 280     Init1();
 281     Create(parent,id,pos,size,style,name);
 282 }
 283
 284 // -----------------------------------------------------------------------
 285
 286 bool wxPropertyGrid::Create( wxWindow *parent,
 287                              wxWindowID id,
 288                              const wxPoint& pos,
 289                              const wxSize& size,
 290                              long style,
 291                              const wxString& name )
 292 {
 293
 294     if (!(style&wxBORDER_MASK))
 295     {
 296         style |= wxBORDER_THEME;
 297     }
 298
 299     style |= wxVSCROLL;
 300
 301     // Filter out wxTAB_TRAVERSAL - we will handle TABs manually
 302     style &= ~(wxTAB_TRAVERSAL);
 303     style |= wxWANTS_CHARS;
 304
 305     wxScrolledWindow::Create(parent,id,pos,size,style,name);
 306
 307     Init2();
 308
 309     return true;
 310 }
 311
 312 // -----------------------------------------------------------------------
 313
 314 //
 315 // Initialize values to defaults
 316 //
 317 void wxPropertyGrid::Init1()
 318 {
 319     // Register editor classes, if necessary.
 320     if ( wxPGGlobalVars->m_mapEditorClasses.empty() )
 321         wxPropertyGrid::RegisterDefaultEditors();
 322
 323     m_iFlags = 0;
 324     m_pState = NULL;
 325     m_wndEditor = m_wndEditor2 = NULL;
 326     m_selColumn = 1;
 327     m_colHover = 1;
 328     m_propHover = NULL;
 329     m_labelEditor = NULL;
 330     m_labelEditorProperty = NULL;
 331     m_eventObject = this;
 332     m_curFocused = NULL;
 333     m_processedEvent = NULL;
 334     m_sortFunction = NULL;
 335     m_inDoPropertyChanged = 0;
 336     m_inCommitChangesFromEditor = 0;
 337     m_inDoSelectProperty = 0;
 338     m_permanentValidationFailureBehavior = wxPG_VFB_DEFAULT;
 339     m_dragStatus = 0;
 340     m_mouseSide = 16;
 341     m_editorFocused = 0;
 342
 343     // Set default keys
 344     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_RIGHT );
 345     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_DOWN );
 346     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_LEFT );
 347     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_UP );
 348     AddActionTrigger( wxPG_ACTION_EXPAND_PROPERTY, WXK_RIGHT);
 349     AddActionTrigger( wxPG_ACTION_COLLAPSE_PROPERTY, WXK_LEFT);
 350     AddActionTrigger( wxPG_ACTION_CANCEL_EDIT, WXK_ESCAPE );
 351     AddActionTrigger( wxPG_ACTION_PRESS_BUTTON, WXK_DOWN, wxMOD_ALT );
 352     AddActionTrigger( wxPG_ACTION_PRESS_BUTTON, WXK_F4 );
 353
 354     m_coloursCustomized = 0;
 355     m_frozen = 0;
 356
 357 #if wxPG_DOUBLE_BUFFER
 358     m_doubleBuffer = NULL;
 359 #endif
 360
 361 #ifndef wxPG_ICON_WIDTH
 362     m_expandbmp = NULL;
 363     m_collbmp = NULL;
 364     m_iconWidth = 11;
 365     m_iconHeight = 11;
 366 #else
 367     m_iconWidth = wxPG_ICON_WIDTH;
 368 #endif
 369
 370     m_prevVY = -1;
 371
 372     m_gutterWidth = wxPG_GUTTER_MIN;
 373     m_subgroup_extramargin = 10;
 374
 375     m_lineHeight = 0;
 376
 377     m_width = m_height = 0;
 378
 379     m_commonValues.push_back(new wxPGCommonValue(_("Unspecified"), wxPGGlobalVars->m_defaultRenderer) );
 380     m_cvUnspecified = 0;
 381
 382     m_chgInfo_changedProperty = NULL;
 383 }
 384
 385 // -----------------------------------------------------------------------
 386
 387 //
 388 // Initialize after parent etc. set
 389 //
 390 void wxPropertyGrid::Init2()
 391 {
 392     wxASSERT( !(m_iFlags & wxPG_FL_INITIALIZED ) );
 393
 394 #ifdef __WXMAC__
 395    // Smaller controls on Mac
 396    SetWindowVariant(wxWINDOW_VARIANT_SMALL);
 397 #endif
 398
 399     // Now create state, if one didn't exist already
 400     // (wxPropertyGridManager might have created it for us).
 401     if ( !m_pState )
 402     {
 403         m_pState = CreateState();
 404         m_pState->m_pPropGrid = this;
 405         m_iFlags |= wxPG_FL_CREATEDSTATE;
 406     }
 407
 408     if ( !(m_windowStyle & wxPG_SPLITTER_AUTO_CENTER) )
 409         m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
 410
 411     if ( m_windowStyle & wxPG_HIDE_CATEGORIES )
 412     {
 413         m_pState->InitNonCatMode();
 414
 415         m_pState->m_properties = m_pState->m_abcArray;
 416     }
 417
 418     GetClientSize(&m_width,&m_height);
 419
 420 #ifndef wxPG_ICON_WIDTH
 421     // create two bitmap nodes for drawing
 422     m_expandbmp = new wxBitmap(expand_xpm);
 423     m_collbmp = new wxBitmap(collapse_xpm);
 424
 425     // calculate average font height for bitmap centering
 426
 427     m_iconWidth = m_expandbmp->GetWidth();
 428     m_iconHeight = m_expandbmp->GetHeight();
 429 #endif
 430
 431     m_curcursor = wxCURSOR_ARROW;
 432     m_cursorSizeWE = new wxCursor( wxCURSOR_SIZEWE );
 433
 434     // adjust bitmap icon y position so they are centered
 435     m_vspacing = wxPG_DEFAULT_VSPACING;
 436
 437     CalculateFontAndBitmapStuff( wxPG_DEFAULT_VSPACING );
 438
 439     // Allocate cell datas indirectly by calling setter
 440     m_propertyDefaultCell.SetBgCol(*wxBLACK);
 441     m_categoryDefaultCell.SetBgCol(*wxBLACK);
 442
 443     RegainColours();
 444
 445     // This helps with flicker
 446     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 447
 448     // Hook the top-level parent
 449     m_tlp = NULL;
 450     m_tlpClosed = NULL;
 451     m_tlpClosedTime = 0;
 452
 453     // set virtual size to this window size
 454     wxSize wndsize = GetSize();
 455     SetVirtualSize(wndsize.GetWidth(), wndsize.GetWidth());
 456
 457     m_timeCreated = ::wxGetLocalTimeMillis();
 458
 459     //m_canvas->Create(this, wxID_ANY, wxPoint(0, 0), GetClientSize(),
 460     //                 wxWANTS_CHARS | wxCLIP_CHILDREN);
 461     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 462
 463     m_iFlags |= wxPG_FL_INITIALIZED;
 464
 465     m_ncWidth = wndsize.GetWidth();
 466
 467     // Need to call OnResize handler or size given in constructor/Create
 468     // will never work.
 469     wxSizeEvent sizeEvent(wndsize,0);
 470     OnResize(sizeEvent);
 471 }
 472
 473 // -----------------------------------------------------------------------
 474
 475 wxPropertyGrid::~wxPropertyGrid()
 476 {
 477     size_t i;
 478
 479 #if wxUSE_THREADS
 480     wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
 481 #endif
 482
 483     //
 484     // Remove grid and property pointers from live wxPropertyGridEvents.
 485     for ( i=0; i<m_liveEvents.size(); i++ )
 486     {
 487         wxPropertyGridEvent* evt = m_liveEvents[i];
 488         evt->SetPropertyGrid(NULL);
 489         evt->SetProperty(NULL);
 490     }
 491     m_liveEvents.clear();
 492
 493     if ( m_processedEvent )
 494     {
 495         // All right... we are being deleted while wxPropertyGrid event
 496         // is being sent. Make sure that event propagates as little
 497         // as possible (although usually this is not enough to prevent
 498         // a crash).
 499         m_processedEvent->Skip(false);
 500         m_processedEvent->StopPropagation();
 501
 502         // Let's use wxMessageBox to make the message appear more
 503         // reliably (and *before* the crash can happen).
 504         ::wxMessageBox("wxPropertyGrid was being destroyed in an event "
 505                        "generated by it. This usually leads to a crash "
 506                        "so it is recommended to destroy the control "
 507                        "at idle time instead.");
 508     }
 509
 510     DoSelectProperty(NULL, wxPG_SEL_NOVALIDATE|wxPG_SEL_DONT_SEND_EVENT);
 511
 512     // This should do prevent things from going too badly wrong
 513     m_iFlags &= ~(wxPG_FL_INITIALIZED);
 514
 515     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 516         ReleaseMouse();
 517
 518     // Call with NULL to disconnect event handling
 519     if ( GetExtraStyle() & wxPG_EX_ENABLE_TLP_TRACKING )
 520     {
 521         OnTLPChanging(NULL);
 522
 523         wxASSERT_MSG( !IsEditorsValueModified(),
 524                       wxS("Most recent change in property editor was ")
 525                       wxS("lost!!! (if you don't want this to happen, ")
 526                       wxS("close your frames and dialogs using ")
 527                       wxS("Close(false).)") );
 528     }
 529
 530 #if wxPG_DOUBLE_BUFFER
 531     if ( m_doubleBuffer )
 532         delete m_doubleBuffer;
 533 #endif
 534
 535     if ( m_iFlags & wxPG_FL_CREATEDSTATE )
 536         delete m_pState;
 537
 538     delete m_cursorSizeWE;
 539
 540 #ifndef wxPG_ICON_WIDTH
 541     delete m_expandbmp;
 542     delete m_collbmp;
 543 #endif
 544
 545     // Delete common value records
 546     for ( i=0; i<m_commonValues.size(); i++ )
 547     {
 548         // Use temporary variable to work around possible strange VC6 (asserts because m_size is zero)
 549         wxPGCommonValue* value = m_commonValues[i];
 550         delete value;
 551     }
 552 }
 553
 554 // -----------------------------------------------------------------------
 555
 556 bool wxPropertyGrid::Destroy()
 557 {
 558     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 559         ReleaseMouse();
 560
 561     return wxScrolledWindow::Destroy();
 562 }
 563
 564 // -----------------------------------------------------------------------
 565
 566 wxPropertyGridPageState* wxPropertyGrid::CreateState() const
 567 {
 568     return new wxPropertyGridPageState();
 569 }
 570
 571 // -----------------------------------------------------------------------
 572 // wxPropertyGrid overridden wxWindow methods
 573 // -----------------------------------------------------------------------
 574
 575 void wxPropertyGrid::SetWindowStyleFlag( long style )
 576 {
 577     long old_style = m_windowStyle;
 578
 579     if ( m_iFlags & wxPG_FL_INITIALIZED )
 580     {
 581         wxASSERT( m_pState );
 582
 583         if ( !(style & wxPG_HIDE_CATEGORIES) && (old_style & wxPG_HIDE_CATEGORIES) )
 584         {
 585         // Enable categories
 586             EnableCategories( true );
 587         }
 588         else if ( (style & wxPG_HIDE_CATEGORIES) && !(old_style & wxPG_HIDE_CATEGORIES) )
 589         {
 590         // Disable categories
 591             EnableCategories( false );
 592         }
 593         if ( !(old_style & wxPG_AUTO_SORT) && (style & wxPG_AUTO_SORT) )
 594         {
 595             //
 596             // Autosort enabled
 597             //
 598             if ( !m_frozen )
 599                 PrepareAfterItemsAdded();
 600             else
 601                 m_pState->m_itemsAdded = 1;
 602         }
 603     #if wxPG_SUPPORT_TOOLTIPS
 604         if ( !(old_style & wxPG_TOOLTIPS) && (style & wxPG_TOOLTIPS) )
 605         {
 606             //
 607             // Tooltips enabled
 608             //
 609             /*
 610             wxToolTip* tooltip = new wxToolTip ( wxEmptyString );
 611             SetToolTip ( tooltip );
 612             tooltip->SetDelay ( wxPG_TOOLTIP_DELAY );
 613             */
 614         }
 615         else if ( (old_style & wxPG_TOOLTIPS) && !(style & wxPG_TOOLTIPS) )
 616         {
 617             //
 618             // Tooltips disabled
 619             //
 620             wxScrolledWindow::SetToolTip( NULL );
 621         }
 622     #endif
 623     }
 624
 625     wxScrolledWindow::SetWindowStyleFlag ( style );
 626
 627     if ( m_iFlags & wxPG_FL_INITIALIZED )
 628     {
 629         if ( (old_style & wxPG_HIDE_MARGIN) != (style & wxPG_HIDE_MARGIN) )
 630         {
 631             CalculateFontAndBitmapStuff( m_vspacing );
 632             Refresh();
 633         }
 634     }
 635 }
 636
 637 // -----------------------------------------------------------------------
 638
 639 void wxPropertyGrid::Freeze()
 640 {
 641     if ( !m_frozen )
 642     {
 643         wxScrolledWindow::Freeze();
 644     }
 645     m_frozen++;
 646 }
 647
 648 // -----------------------------------------------------------------------
 649
 650 void wxPropertyGrid::Thaw()
 651 {
 652     m_frozen--;
 653
 654     if ( !m_frozen )
 655     {
 656         wxScrolledWindow::Thaw();
 657         RecalculateVirtualSize();
 658     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
 659         Refresh();
 660     #endif
 661
 662         // Force property re-selection
 663         // NB: We must copy the selection.
 664         wxArrayPGProperty selection = m_pState->m_selection;
 665         DoSetSelection(selection, wxPG_SEL_FORCE);
 666     }
 667 }
 668
 669 // -----------------------------------------------------------------------
 670
 671 bool wxPropertyGrid::DoAddToSelection( wxPGProperty* prop, int selFlags )
 672 {
 673     wxCHECK( prop, false );
 674
 675     if ( !(GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION) )
 676         return DoSelectProperty(prop, selFlags);
 677
 678     wxArrayPGProperty& selection = m_pState->m_selection;
 679
 680     if ( !selection.size() )
 681     {
 682         return DoSelectProperty(prop, selFlags);
 683     }
 684     else
 685     {
 686         // For categories, only one can be selected at a time
 687         if ( prop->IsCategory() || selection[0]->IsCategory() )
 688             return true;
 689
 690         selection.push_back(prop);
 691
 692         if ( !(selFlags & wxPG_SEL_DONT_SEND_EVENT) )
 693         {
 694             SendEvent( wxEVT_PG_SELECTED, prop, NULL );
 695         }
 696
 697         DrawItem(prop);
 698     }
 699
 700     return true;
 701 }
 702
 703 // -----------------------------------------------------------------------
 704
 705 bool wxPropertyGrid::DoRemoveFromSelection( wxPGProperty* prop, int selFlags )
 706 {
 707     wxCHECK( prop, false );
 708     bool res;
 709
 710     wxArrayPGProperty& selection = m_pState->m_selection;
 711     if ( selection.size() <= 1 )
 712     {
 713         res = DoSelectProperty(NULL, selFlags);
 714     }
 715     else
 716     {
 717         m_pState->DoRemoveFromSelection(prop);
 718         DrawItem(prop);
 719         res = true;
 720     }
 721
 722     return res;
 723 }
 724
 725 // -----------------------------------------------------------------------
 726
 727 bool wxPropertyGrid::DoSelectAndEdit( wxPGProperty* prop,
 728                                       unsigned int colIndex,
 729                                       unsigned int selFlags )
 730 {
 731     //
 732     // NB: Enable following if label editor background colour is
 733     //     ever changed to any other than m_colSelBack.
 734     //
 735     // We use this workaround to prevent visible flicker when editing
 736     // a cell. Atleast on wxMSW, there is a difficult to find
 737     // (and perhaps prevent) redraw somewhere between making property
 738     // selected and enabling label editing.
 739     //
 740     //wxColour prevColSelBack = m_colSelBack;
 741     //m_colSelBack = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
 742
 743     bool res;
 744
 745     if ( colIndex == 1 )
 746     {
 747         res = DoSelectProperty(prop, selFlags);
 748     }
 749     else
 750     {
 751         // send event
 752         DoClearSelection(false, wxPG_SEL_NO_REFRESH);
 753
 754         if ( m_pState->m_editableColumns.Index(colIndex) == wxNOT_FOUND )
 755         {
 756             res = DoAddToSelection(prop, selFlags);
 757         }
 758         else
 759         {
 760             res = DoAddToSelection(prop, selFlags|wxPG_SEL_NO_REFRESH);
 761
 762             DoBeginLabelEdit(colIndex, selFlags);
 763         }
 764     }
 765
 766     //m_colSelBack = prevColSelBack;
 767     return res;
 768 }
 769
 770 // -----------------------------------------------------------------------
 771
 772 bool wxPropertyGrid::AddToSelectionFromInputEvent( wxPGProperty* prop,
 773                                                    unsigned int colIndex,
 774                                                    wxMouseEvent* mouseEvent,
 775                                                    int selFlags )
 776 {
 777     bool alreadySelected = m_pState->DoIsPropertySelected(prop);
 778     bool res = true;
 779     bool addToExistingSelection;
 780
 781     if ( GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION )
 782     {
 783         if ( mouseEvent )
 784         {
 785             if ( mouseEvent->GetEventType() == wxEVT_RIGHT_DOWN ||
 786                  mouseEvent->GetEventType() == wxEVT_RIGHT_UP )
 787             {
 788                 // Allow right-click for context menu without
 789                 // disturbing the selection.
 790                 if ( GetSelectedProperties().size() <= 1 ||
 791                      !alreadySelected )
 792                     return DoSelectAndEdit(prop, colIndex, selFlags);
 793                 return true;
 794             }
 795             else
 796             {
 797                 addToExistingSelection = mouseEvent->ShiftDown();
 798             }
 799         }
 800         else
 801         {
 802             addToExistingSelection = false;
 803         }
 804     }
 805     else
 806     {
 807         addToExistingSelection = false;
 808     }
 809
 810     if ( addToExistingSelection )
 811     {
 812         if ( !alreadySelected )
 813         {
 814             res = DoAddToSelection(prop, selFlags);
 815         }
 816         else if ( GetSelectedProperties().size() > 1 )
 817         {
 818             res = DoRemoveFromSelection(prop, selFlags);
 819         }
 820     }
 821     else
 822     {
 823         res = DoSelectAndEdit(prop, colIndex, selFlags);
 824     }
 825
 826     return res;
 827 }
 828
 829 // -----------------------------------------------------------------------
 830
 831 void wxPropertyGrid::DoSetSelection( const wxArrayPGProperty& newSelection,
 832                                      int selFlags )
 833 {
 834     if ( newSelection.size() > 0 )
 835     {
 836         if ( !DoSelectProperty(newSelection[0], selFlags) )
 837             return;
 838     }
 839     else
 840     {
 841         DoClearSelection(false, selFlags);
 842     }
 843
 844     for ( unsigned int i = 1; i < newSelection.size(); i++ )
 845     {
 846         DoAddToSelection(newSelection[i], selFlags);
 847     }
 848
 849     Refresh();
 850 }
 851
 852 // -----------------------------------------------------------------------
 853
 854 void wxPropertyGrid::MakeColumnEditable( unsigned int column,
 855                                          bool editable )
 856 {
 857     wxASSERT( column != 1 );
 858
 859     wxArrayInt& cols = m_pState->m_editableColumns;
 860
 861     if ( editable )
 862     {
 863         cols.push_back(column);
 864     }
 865     else
 866     {
 867         for ( int i = cols.size() - 1; i > 0; i-- )
 868         {
 869             if ( cols[i] == (int)column )
 870                 cols.erase( cols.begin() + i );
 871         }
 872     }
 873 }
 874
 875 // -----------------------------------------------------------------------
 876
 877 void wxPropertyGrid::DoBeginLabelEdit( unsigned int colIndex,
 878                                        int selFlags )
 879 {
 880     wxPGProperty* selected = GetSelection();
 881     wxCHECK_RET(selected, wxT("No property selected"));
 882     wxCHECK_RET(colIndex != 1, wxT("Do not use this for column 1"));
 883
 884     if ( !(selFlags & wxPG_SEL_DONT_SEND_EVENT) )
 885     {
 886         if ( SendEvent( wxEVT_PG_LABEL_EDIT_BEGIN,
 887                         selected, NULL, 0,
 888                         colIndex ) )
 889             return;
 890     }
 891
 892     wxString text;
 893     const wxPGCell* cell = NULL;
 894     if ( selected->HasCell(colIndex) )
 895     {
 896         cell = &selected->GetCell(colIndex);
 897         if ( !cell->HasText() && colIndex == 0 )
 898             text = selected->GetLabel();
 899     }
 900
 901     if ( !cell  )
 902     {
 903         if ( colIndex == 0 )
 904             text = selected->GetLabel();
 905         else
 906             cell = &selected->GetOrCreateCell(colIndex);
 907     }
 908
 909     if ( cell && cell->HasText() )
 910         text = cell->GetText();
 911
 912     DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);  // send event
 913
 914     m_selColumn = colIndex;
 915
 916     wxRect r = GetEditorWidgetRect(selected, m_selColumn);
 917
 918     wxWindow* tc = GenerateEditorTextCtrl(r.GetPosition(),
 919                                           r.GetSize(),
 920                                           text,
 921                                           NULL,
 922                                           wxTE_PROCESS_ENTER,
 923                                           0,
 924                                           colIndex);
 925
 926     wxWindowID id = tc->GetId();
 927     tc->Connect(id, wxEVT_COMMAND_TEXT_ENTER,
 928         wxCommandEventHandler(wxPropertyGrid::OnLabelEditorEnterPress),
 929         NULL, this);
 930     tc->Connect(id, wxEVT_KEY_DOWN,
 931         wxKeyEventHandler(wxPropertyGrid::OnLabelEditorKeyPress),
 932         NULL, this);
 933
 934     tc->SetFocus();
 935
 936     m_labelEditor = wxStaticCast(tc, wxTextCtrl);
 937     m_labelEditorProperty = selected;
 938 }
 939
 940 // -----------------------------------------------------------------------
 941
 942 void
 943 wxPropertyGrid::OnLabelEditorEnterPress( wxCommandEvent& WXUNUSED(event) )
 944 {
 945     DoEndLabelEdit(true);
 946 }
 947
 948 // -----------------------------------------------------------------------
 949
 950 void wxPropertyGrid::OnLabelEditorKeyPress( wxKeyEvent& event )
 951 {
 952     int keycode = event.GetKeyCode();
 953
 954     if ( keycode == WXK_ESCAPE )
 955     {
 956         DoEndLabelEdit(false);
 957     }
 958     else
 959     {
 960         event.Skip();
 961     }
 962 }
 963
 964 // -----------------------------------------------------------------------
 965
 966 void wxPropertyGrid::DoEndLabelEdit( bool commit, int selFlags )
 967 {
 968     if ( !m_labelEditor )
 969         return;
 970
 971     wxPGProperty* prop = m_labelEditorProperty;
 972     wxASSERT(prop);
 973
 974     if ( commit )
 975     {
 976         if ( !(selFlags & wxPG_SEL_DONT_SEND_EVENT) )
 977         {
 978             // wxPG_SEL_NOVALIDATE is passed correctly in selFlags
 979             if ( SendEvent( wxEVT_PG_LABEL_EDIT_ENDING,
 980                             prop, NULL, selFlags,
 981                             m_selColumn ) )
 982                 return;
 983         }
 984
 985         wxString text = m_labelEditor->GetValue();
 986         wxPGCell* cell = NULL;
 987         if ( prop->HasCell(m_selColumn) )
 988         {
 989             cell = &prop->GetCell(m_selColumn);
 990         }
 991         else
 992         {
 993             if ( m_selColumn == 0 )
 994                 prop->SetLabel(text);
 995             else
 996                 cell = &prop->GetOrCreateCell(m_selColumn);
 997         }
 998
 999         if ( cell )
1000             cell->SetText(text);
1001     }
1002
1003     m_selColumn = 1;
1004
1005     DestroyEditorWnd(m_labelEditor);
1006     m_labelEditor = NULL;
1007     m_labelEditorProperty = NULL;
1008
1009     DrawItem(prop);
1010 }
1011
1012 // -----------------------------------------------------------------------
1013
1014 void wxPropertyGrid::SetExtraStyle( long exStyle )
1015 {
1016     if ( exStyle & wxPG_EX_ENABLE_TLP_TRACKING )
1017         OnTLPChanging(::wxGetTopLevelParent(this));
1018     else
1019         OnTLPChanging(NULL);
1020
1021     if ( exStyle & wxPG_EX_NATIVE_DOUBLE_BUFFERING )
1022     {
1023 #if defined(__WXMSW__)
1024
1025         /*
1026         // Don't use WS_EX_COMPOSITED just now.
1027         HWND hWnd;
1028
1029         if ( m_iFlags & wxPG_FL_IN_MANAGER )
1030             hWnd = (HWND)GetParent()->GetHWND();
1031         else
1032             hWnd = (HWND)GetHWND();
1033
1034         ::SetWindowLong( hWnd, GWL_EXSTYLE,
1035                          ::GetWindowLong(hWnd, GWL_EXSTYLE) | WS_EX_COMPOSITED );
1036         */
1037
1038 //#elif defined(__WXGTK20__)
1039 #endif
1040         // Only apply wxPG_EX_NATIVE_DOUBLE_BUFFERING if the window
1041         // truly was double-buffered.
1042         if ( !this->IsDoubleBuffered() )
1043         {
1044             exStyle &= ~(wxPG_EX_NATIVE_DOUBLE_BUFFERING);
1045         }
1046         else
1047         {
1048         #if wxPG_DOUBLE_BUFFER
1049             delete m_doubleBuffer;
1050             m_doubleBuffer = NULL;
1051         #endif
1052         }
1053     }
1054
1055     wxScrolledWindow::SetExtraStyle( exStyle );
1056
1057     if ( exStyle & wxPG_EX_INIT_NOCAT )
1058         m_pState->InitNonCatMode();
1059
1060     if ( exStyle & wxPG_EX_HELP_AS_TOOLTIPS )
1061         m_windowStyle |= wxPG_TOOLTIPS;
1062
1063     // Set global style
1064     wxPGGlobalVars->m_extraStyle = exStyle;
1065 }
1066
1067 // -----------------------------------------------------------------------
1068
1069 // returns the best acceptable minimal size
1070 wxSize wxPropertyGrid::DoGetBestSize() const
1071 {
1072     int lineHeight = wxMax(15, m_lineHeight);
1073
1074     // don't make the grid too tall (limit height to 10 items) but don't
1075     // make it too small neither
1076     int numLines = wxMin
1077                    (
1078                     wxMax(m_pState->m_properties->GetChildCount(), 3),
1079                     10
1080                    );
1081
1082     wxClientDC dc(const_cast<wxPropertyGrid *>(this));
1083     int width = m_marginWidth;
1084     for ( unsigned int i = 0; i < m_pState->m_colWidths.size(); i++ )
1085     {
1086         width += m_pState->GetColumnFitWidth(dc, m_pState->DoGetRoot(), i, true);
1087     }
1088
1089     const wxSize sz = wxSize(width, lineHeight*numLines + 40);
1090
1091     CacheBestSize(sz);
1092     return sz;
1093 }
1094
1095 // -----------------------------------------------------------------------
1096
1097 void wxPropertyGrid::OnTLPChanging( wxWindow* newTLP )
1098 {
1099     if ( newTLP == m_tlp )
1100         return;
1101
1102     wxLongLong currentTime = ::wxGetLocalTimeMillis();
1103
1104     //
1105     // Parent changed so let's redetermine and re-hook the
1106     // correct top-level window.
1107     if ( m_tlp )
1108     {
1109         m_tlp->Disconnect( wxEVT_CLOSE_WINDOW,
1110                            wxCloseEventHandler(wxPropertyGrid::OnTLPClose),
1111                            NULL, this );
1112         m_tlpClosed = m_tlp;
1113         m_tlpClosedTime = currentTime;
1114     }
1115
1116     if ( newTLP )
1117     {
1118         // Only accept new tlp if same one was not just dismissed.
1119         if ( newTLP != m_tlpClosed ||
1120              m_tlpClosedTime+250 < currentTime )
1121         {
1122             newTLP->Connect( wxEVT_CLOSE_WINDOW,
1123                              wxCloseEventHandler(wxPropertyGrid::OnTLPClose),
1124                              NULL, this );
1125             m_tlpClosed = NULL;
1126         }
1127         else
1128         {
1129             newTLP = NULL;
1130         }
1131     }
1132
1133     m_tlp = newTLP;
1134 }
1135
1136 // -----------------------------------------------------------------------
1137
1138 void wxPropertyGrid::OnTLPClose( wxCloseEvent& event )
1139 {
1140     // ClearSelection forces value validation/commit.
1141     if ( event.CanVeto() && !DoClearSelection() )
1142     {
1143         event.Veto();
1144         return;
1145     }
1146
1147     // Ok, it can close, set tlp pointer to NULL. Some other event
1148     // handler can of course veto the close, but our OnIdle() should
1149     // then be able to regain the tlp pointer.
1150     OnTLPChanging(NULL);
1151
1152     event.Skip();
1153 }
1154
1155 // -----------------------------------------------------------------------
1156
1157 bool wxPropertyGrid::Reparent( wxWindowBase *newParent )
1158 {
1159     OnTLPChanging((wxWindow*)newParent);
1160
1161     bool res = wxScrolledWindow::Reparent(newParent);
1162
1163     return res;
1164 }
1165
1166 // -----------------------------------------------------------------------
1167 // wxPropertyGrid Font and Colour Methods
1168 // -----------------------------------------------------------------------
1169
1170 void wxPropertyGrid::CalculateFontAndBitmapStuff( int vspacing )
1171 {
1172     int x = 0, y = 0;
1173
1174     m_captionFont = wxScrolledWindow::GetFont();
1175
1176     GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
1177     m_subgroup_extramargin = x + (x/2);
1178     m_fontHeight = y;
1179
1180 #if wxPG_USE_RENDERER_NATIVE
1181     m_iconWidth = wxPG_ICON_WIDTH;
1182 #elif wxPG_ICON_WIDTH
1183     // scale icon
1184     m_iconWidth = (m_fontHeight * wxPG_ICON_WIDTH) / 13;
1185     if ( m_iconWidth < 5 ) m_iconWidth = 5;
1186     else if ( !(m_iconWidth & 0x01) ) m_iconWidth++; // must be odd
1187
1188 #endif
1189
1190     m_gutterWidth = m_iconWidth / wxPG_GUTTER_DIV;
1191     if ( m_gutterWidth < wxPG_GUTTER_MIN )
1192         m_gutterWidth = wxPG_GUTTER_MIN;
1193
1194     int vdiv = 6;
1195     if ( vspacing <= 1 ) vdiv = 12;
1196     else if ( vspacing >= 3 ) vdiv = 3;
1197
1198     m_spacingy = m_fontHeight / vdiv;
1199     if ( m_spacingy < wxPG_YSPACING_MIN )
1200         m_spacingy = wxPG_YSPACING_MIN;
1201
1202     m_marginWidth = 0;
1203     if ( !(m_windowStyle & wxPG_HIDE_MARGIN) )
1204         m_marginWidth = m_gutterWidth*2 + m_iconWidth;
1205
1206     m_captionFont.SetWeight(wxBOLD);
1207     GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
1208
1209     m_lineHeight = m_fontHeight+(2*m_spacingy)+1;
1210
1211     // button spacing
1212     m_buttonSpacingY = (m_lineHeight - m_iconHeight) / 2;
1213     if ( m_buttonSpacingY < 0 ) m_buttonSpacingY = 0;
1214
1215     if ( m_pState )
1216         m_pState->CalculateFontAndBitmapStuff(vspacing);
1217
1218     if ( m_iFlags & wxPG_FL_INITIALIZED )
1219         RecalculateVirtualSize();
1220
1221     InvalidateBestSize();
1222 }
1223
1224 // -----------------------------------------------------------------------
1225
1226 void wxPropertyGrid::OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) )
1227 {
1228     RegainColours();
1229     Refresh();
1230 }
1231
1232 // -----------------------------------------------------------------------
1233
1234 static wxColour wxPGAdjustColour(const wxColour& src, int ra,
1235                                  int ga = 1000, int ba = 1000,
1236                                  bool forceDifferent = false)
1237 {
1238     if ( ga >= 1000 )
1239         ga = ra;
1240     if ( ba >= 1000 )
1241         ba = ra;
1242
1243     // Recursion guard (allow 2 max)
1244     static int isinside = 0;
1245     isinside++;
1246     wxCHECK_MSG( isinside < 3,
1247                  *wxBLACK,
1248                  wxT("wxPGAdjustColour should not be recursively called more than once") );
1249
1250     wxColour dst;
1251
1252     int r = src.Red();
1253     int g = src.Green();
1254     int b = src.Blue();
1255     int r2 = r + ra;
1256     if ( r2>255 ) r2 = 255;
1257     else if ( r2<0) r2 = 0;
1258     int g2 = g + ga;
1259     if ( g2>255 ) g2 = 255;
1260     else if ( g2<0) g2 = 0;
1261     int b2 = b + ba;
1262     if ( b2>255 ) b2 = 255;
1263     else if ( b2<0) b2 = 0;
1264
1265     // Make sure they are somewhat different
1266     if ( forceDifferent && (abs((r+g+b)-(r2+g2+b2)) < abs(ra/2)) )
1267         dst = wxPGAdjustColour(src,-(ra*2));
1268     else
1269         dst = wxColour(r2,g2,b2);
1270
1271     // Recursion guard (allow 2 max)
1272     isinside--;
1273
1274     return dst;
1275 }
1276
1277
1278 static int wxPGGetColAvg( const wxColour& col )
1279 {
1280     return (col.Red() + col.Green() + col.Blue()) / 3;
1281 }
1282
1283
1284 void wxPropertyGrid::RegainColours()
1285 {
1286     if ( !(m_coloursCustomized & 0x0002) )
1287     {
1288         wxColour col = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
1289
1290         // Make sure colour is dark enough
1291     #ifdef __WXGTK__
1292         int colDec = wxPGGetColAvg(col) - 230;
1293     #else
1294         int colDec = wxPGGetColAvg(col) - 200;
1295     #endif
1296         if ( colDec > 0 )
1297             m_colCapBack = wxPGAdjustColour(col,-colDec);
1298         else
1299             m_colCapBack = col;
1300         m_categoryDefaultCell.GetData()->SetBgCol(m_colCapBack);
1301     }
1302
1303     if ( !(m_coloursCustomized & 0x0001) )
1304         m_colMargin = m_colCapBack;
1305
1306     if ( !(m_coloursCustomized & 0x0004) )
1307     {
1308     #ifdef __WXGTK__
1309         int colDec = -90;
1310     #else
1311         int colDec = -72;
1312     #endif
1313         wxColour capForeCol = wxPGAdjustColour(m_colCapBack,colDec,5000,5000,true);
1314         m_colCapFore = capForeCol;
1315         m_categoryDefaultCell.GetData()->SetFgCol(capForeCol);
1316     }
1317
1318     if ( !(m_coloursCustomized & 0x0008) )
1319     {
1320         wxColour bgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1321         m_colPropBack = bgCol;
1322         m_propertyDefaultCell.GetData()->SetBgCol(bgCol);
1323     }
1324
1325     if ( !(m_coloursCustomized & 0x0010) )
1326     {
1327         wxColour fgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
1328         m_colPropFore = fgCol;
1329         m_propertyDefaultCell.GetData()->SetFgCol(fgCol);
1330     }
1331
1332     if ( !(m_coloursCustomized & 0x0020) )
1333         m_colSelBack = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT );
1334
1335     if ( !(m_coloursCustomized & 0x0040) )
1336         m_colSelFore = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHTTEXT );
1337
1338     if ( !(m_coloursCustomized & 0x0080) )
1339         m_colLine = m_colCapBack;
1340
1341     if ( !(m_coloursCustomized & 0x0100) )
1342         m_colDisPropFore = m_colCapFore;
1343
1344     m_colEmptySpace = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1345 }
1346
1347 // -----------------------------------------------------------------------
1348
1349 void wxPropertyGrid::ResetColours()
1350 {
1351     m_coloursCustomized = 0;
1352
1353     RegainColours();
1354
1355     Refresh();
1356 }
1357
1358 // -----------------------------------------------------------------------
1359
1360 bool wxPropertyGrid::SetFont( const wxFont& font )
1361 {
1362     // Must disable active editor.
1363     DoClearSelection();
1364
1365     bool res = wxScrolledWindow::SetFont( font );
1366     if ( res && GetParent()) // may not have been Create()ed yet if SetFont called from SetWindowVariant
1367     {
1368         CalculateFontAndBitmapStuff( m_vspacing );
1369         Refresh();
1370     }
1371
1372     return res;
1373 }
1374
1375 // -----------------------------------------------------------------------
1376
1377 void wxPropertyGrid::SetLineColour( const wxColour& col )
1378 {
1379     m_colLine = col;
1380     m_coloursCustomized |= 0x80;
1381     Refresh();
1382 }
1383
1384 // -----------------------------------------------------------------------
1385
1386 void wxPropertyGrid::SetMarginColour( const wxColour& col )
1387 {
1388     m_colMargin = col;
1389     m_coloursCustomized |= 0x01;
1390     Refresh();
1391 }
1392
1393 // -----------------------------------------------------------------------
1394
1395 void wxPropertyGrid::SetCellBackgroundColour( const wxColour& col )
1396 {
1397     m_colPropBack = col;
1398     m_coloursCustomized |= 0x08;
1399
1400     m_propertyDefaultCell.GetData()->SetBgCol(col);
1401
1402     Refresh();
1403 }
1404
1405 // -----------------------------------------------------------------------
1406
1407 void wxPropertyGrid::SetCellTextColour( const wxColour& col )
1408 {
1409     m_colPropFore = col;
1410     m_coloursCustomized |= 0x10;
1411
1412     m_propertyDefaultCell.GetData()->SetFgCol(col);
1413
1414     Refresh();
1415 }
1416
1417 // -----------------------------------------------------------------------
1418
1419 void wxPropertyGrid::SetEmptySpaceColour( const wxColour& col )
1420 {
1421     m_colEmptySpace = col;
1422
1423     Refresh();
1424 }
1425
1426 // -----------------------------------------------------------------------
1427
1428 void wxPropertyGrid::SetCellDisabledTextColour( const wxColour& col )
1429 {
1430     m_colDisPropFore = col;
1431     m_coloursCustomized |= 0x100;
1432     Refresh();
1433 }
1434
1435 // -----------------------------------------------------------------------
1436
1437 void wxPropertyGrid::SetSelectionBackgroundColour( const wxColour& col )
1438 {
1439     m_colSelBack = col;
1440     m_coloursCustomized |= 0x20;
1441     Refresh();
1442 }
1443
1444 // -----------------------------------------------------------------------
1445
1446 void wxPropertyGrid::SetSelectionTextColour( const wxColour& col )
1447 {
1448     m_colSelFore = col;
1449     m_coloursCustomized |= 0x40;
1450     Refresh();
1451 }
1452
1453 // -----------------------------------------------------------------------
1454
1455 void wxPropertyGrid::SetCaptionBackgroundColour( const wxColour& col )
1456 {
1457     m_colCapBack = col;
1458     m_coloursCustomized |= 0x02;
1459
1460     m_categoryDefaultCell.GetData()->SetBgCol(col);
1461
1462     Refresh();
1463 }
1464
1465 // -----------------------------------------------------------------------
1466
1467 void wxPropertyGrid::SetCaptionTextColour( const wxColour& col )
1468 {
1469     m_colCapFore = col;
1470     m_coloursCustomized |= 0x04;
1471
1472     m_categoryDefaultCell.GetData()->SetFgCol(col);
1473
1474     Refresh();
1475 }
1476
1477 // -----------------------------------------------------------------------
1478 // wxPropertyGrid property adding and removal
1479 // -----------------------------------------------------------------------
1480
1481 void wxPropertyGrid::PrepareAfterItemsAdded()
1482 {
1483     if ( !m_pState || !m_pState->m_itemsAdded ) return;
1484
1485     m_pState->m_itemsAdded = 0;
1486
1487     if ( m_windowStyle & wxPG_AUTO_SORT )
1488         Sort(wxPG_SORT_TOP_LEVEL_ONLY);
1489
1490     RecalculateVirtualSize();
1491 }
1492
1493 // -----------------------------------------------------------------------
1494 // wxPropertyGrid property operations
1495 // -----------------------------------------------------------------------
1496
1497 bool wxPropertyGrid::EnsureVisible( wxPGPropArg id )
1498 {
1499     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
1500
1501     Update();
1502
1503     bool changed = false;
1504
1505     // Is it inside collapsed section?
1506     if ( !p->IsVisible() )
1507     {
1508         // expand parents
1509         wxPGProperty* parent = p->GetParent();
1510         wxPGProperty* grandparent = parent->GetParent();
1511
1512         if ( grandparent && grandparent != m_pState->m_properties )
1513             Expand( grandparent );
1514
1515         Expand( parent );
1516         changed = true;
1517     }
1518
1519     // Need to scroll?
1520     int vx, vy;
1521     GetViewStart(&vx,&vy);
1522     vy*=wxPG_PIXELS_PER_UNIT;
1523
1524     int y = p->GetY();
1525
1526     if ( y < vy )
1527     {
1528         Scroll(vx, y/wxPG_PIXELS_PER_UNIT );
1529         m_iFlags |= wxPG_FL_SCROLLED;
1530         changed = true;
1531     }
1532     else if ( (y+m_lineHeight) > (vy+m_height) )
1533     {
1534         Scroll(vx, (y-m_height+(m_lineHeight*2))/wxPG_PIXELS_PER_UNIT );
1535         m_iFlags |= wxPG_FL_SCROLLED;
1536         changed = true;
1537     }
1538
1539     if ( changed )
1540         DrawItems( p, p );
1541
1542     return changed;
1543 }
1544
1545 // -----------------------------------------------------------------------
1546 // wxPropertyGrid helper methods called by properties
1547 // -----------------------------------------------------------------------
1548
1549 // Control font changer helper.
1550 void wxPropertyGrid::SetCurControlBoldFont()
1551 {
1552     wxASSERT( m_wndEditor );
1553     m_wndEditor->SetFont( m_captionFont );
1554 }
1555
1556 // -----------------------------------------------------------------------
1557
1558 wxPoint wxPropertyGrid::GetGoodEditorDialogPosition( wxPGProperty* p,
1559                                                      const wxSize& sz )
1560 {
1561 #if wxPG_SMALL_SCREEN
1562     // On small-screen devices, always show dialogs with default position and size.
1563     return wxDefaultPosition;
1564 #else
1565     int splitterX = GetSplitterPosition();
1566     int x = splitterX;
1567     int y = p->GetY();
1568
1569     wxCHECK_MSG( y >= 0, wxPoint(-1,-1), wxT("invalid y?") );
1570
1571     ImprovedClientToScreen( &x, &y );
1572
1573     int sw = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_X );
1574     int sh = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_Y );
1575
1576     int new_x;
1577     int new_y;
1578
1579     if ( x > (sw/2) )
1580         // left
1581         new_x = x + (m_width-splitterX) - sz.x;
1582     else
1583         // right
1584         new_x = x;
1585
1586     if ( y > (sh/2) )
1587         // above
1588         new_y = y - sz.y;
1589     else
1590         // below
1591         new_y = y + m_lineHeight;
1592
1593     return wxPoint(new_x,new_y);
1594 #endif
1595 }
1596
1597 // -----------------------------------------------------------------------
1598
1599 wxString& wxPropertyGrid::ExpandEscapeSequences( wxString& dst_str, wxString& src_str )
1600 {
1601     if ( src_str.length() == 0 )
1602     {
1603         dst_str = src_str;
1604         return src_str;
1605     }
1606
1607     bool prev_is_slash = false;
1608
1609     wxString::const_iterator i = src_str.begin();
1610
1611     dst_str.clear();
1612
1613     for ( ; i != src_str.end(); ++i )
1614     {
1615         wxUniChar a = *i;
1616
1617         if ( a != wxS('\\') )
1618         {
1619             if ( !prev_is_slash )
1620             {
1621                 dst_str << a;
1622             }
1623             else
1624             {
1625                 if ( a == wxS('n') )
1626                 {
1627             #ifdef __WXMSW__
1628                     dst_str << wxS('\n');
1629             #else
1630                     dst_str << wxS('\n');
1631             #endif
1632                 }
1633                 else if ( a == wxS('t') )
1634                     dst_str << wxS('\t');
1635                 else
1636                     dst_str << a;
1637             }
1638             prev_is_slash = false;
1639         }
1640         else
1641         {
1642             if ( prev_is_slash )
1643             {
1644                 dst_str << wxS('\\');
1645                 prev_is_slash = false;
1646             }
1647             else
1648             {
1649                 prev_is_slash = true;
1650             }
1651         }
1652     }
1653     return dst_str;
1654 }
1655
1656 // -----------------------------------------------------------------------
1657
1658 wxString& wxPropertyGrid::CreateEscapeSequences( wxString& dst_str, wxString& src_str )
1659 {
1660     if ( src_str.length() == 0 )
1661     {
1662         dst_str = src_str;
1663         return src_str;
1664     }
1665
1666     wxString::const_iterator i = src_str.begin();
1667     wxUniChar prev_a = wxS('\0');
1668
1669     dst_str.clear();
1670
1671     for ( ; i != src_str.end(); ++i )
1672     {
1673         wxChar a = *i;
1674
1675         if ( a >= wxS(' ') )
1676         {
1677             // This surely is not something that requires an escape sequence.
1678             dst_str << a;
1679         }
1680         else
1681         {
1682             // This might need...
1683             if ( a == wxS('\r')  )
1684             {
1685                 // DOS style line end.
1686                 // Already taken care below
1687             }
1688             else if ( a == wxS('\n') )
1689                 // UNIX style line end.
1690                 dst_str << wxS("\\n");
1691             else if ( a == wxS('\t') )
1692                 // Tab.
1693                 dst_str << wxS('\t');
1694             else
1695             {
1696                 //wxLogDebug(wxT("WARNING: Could not create escape sequence for character #%i"),(int)a);
1697                 dst_str << a;
1698             }
1699         }
1700
1701         prev_a = a;
1702     }
1703     return dst_str;
1704 }
1705
1706 // -----------------------------------------------------------------------
1707
1708 wxPGProperty* wxPropertyGrid::DoGetItemAtY( int y ) const
1709 {
1710     // Outside?
1711     if ( y < 0 )
1712         return NULL;
1713
1714     unsigned int a = 0;
1715     return m_pState->m_properties->GetItemAtY(y, m_lineHeight, &a);
1716 }
1717
1718 // -----------------------------------------------------------------------
1719 // wxPropertyGrid graphics related methods
1720 // -----------------------------------------------------------------------
1721
1722 void wxPropertyGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
1723 {
1724     wxPaintDC dc(this);
1725     PrepareDC(dc);
1726
1727     // Don't paint after destruction has begun
1728     if ( !HasInternalFlag(wxPG_FL_INITIALIZED) )
1729         return;
1730
1731     // Find out where the window is scrolled to
1732     int vx,vy;                     // Top left corner of client
1733     GetViewStart(&vx,&vy);
1734     vy *= wxPG_PIXELS_PER_UNIT;
1735
1736     // Update everything inside the box
1737     wxRect r = GetUpdateRegion().GetBox();
1738
1739     r.y += vy;
1740
1741     // FIXME: This is just a workaround for a bug that causes splitters not
1742     //        to paint when other windows are being dragged over the grid.
1743     wxRect fullRect = GetRect();
1744     r.x = fullRect.x;
1745     r.width = fullRect.width;
1746
1747     // Repaint this rectangle
1748     DrawItems( dc, r.y, r.y + r.height, &r );
1749
1750     // We assume that the size set when grid is shown
1751     // is what is desired.
1752     SetInternalFlag(wxPG_FL_GOOD_SIZE_SET);
1753 }
1754
1755 // -----------------------------------------------------------------------
1756
1757 void wxPropertyGrid::DrawExpanderButton( wxDC& dc, const wxRect& rect,
1758                                          wxPGProperty* property ) const
1759 {
1760     // Prepare rectangle to be used
1761     wxRect r(rect);
1762     r.x += m_gutterWidth; r.y += m_buttonSpacingY;
1763     r.width = m_iconWidth; r.height = m_iconHeight;
1764
1765 #if (wxPG_USE_RENDERER_NATIVE)
1766     //
1767 #elif wxPG_ICON_WIDTH
1768     // Drawing expand/collapse button manually
1769     dc.SetPen(m_colPropFore);
1770     if ( property->IsCategory() )
1771         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1772     else
1773         dc.SetBrush(m_colPropBack);
1774
1775     dc.DrawRectangle( r );
1776     int _y = r.y+(m_iconWidth/2);
1777     dc.DrawLine(r.x+2,_y,r.x+m_iconWidth-2,_y);
1778 #else
1779     wxBitmap* bmp;
1780 #endif
1781
1782     if ( property->IsExpanded() )
1783     {
1784     // wxRenderer functions are non-mutating in nature, so it
1785     // should be safe to cast "const wxPropertyGrid*" to "wxWindow*".
1786     // Hopefully this does not cause problems.
1787     #if (wxPG_USE_RENDERER_NATIVE)
1788         wxRendererNative::Get().DrawTreeItemButton(
1789                 (wxWindow*)this,
1790                 dc,
1791                 r,
1792                 wxCONTROL_EXPANDED
1793             );
1794     #elif wxPG_ICON_WIDTH
1795         //
1796     #else
1797         bmp = m_collbmp;
1798     #endif
1799
1800     }
1801     else
1802     {
1803     #if (wxPG_USE_RENDERER_NATIVE)
1804         wxRendererNative::Get().DrawTreeItemButton(
1805                 (wxWindow*)this,
1806                 dc,
1807                 r,
1808                 0
1809             );
1810     #elif wxPG_ICON_WIDTH
1811         int _x = r.x+(m_iconWidth/2);
1812         dc.DrawLine(_x,r.y+2,_x,r.y+m_iconWidth-2);
1813     #else
1814         bmp = m_expandbmp;
1815     #endif
1816     }
1817
1818 #if (wxPG_USE_RENDERER_NATIVE)
1819     //
1820 #elif wxPG_ICON_WIDTH
1821     //
1822 #else
1823     dc.DrawBitmap( *bmp, r.x, r.y, true );
1824 #endif
1825 }
1826
1827 // -----------------------------------------------------------------------
1828
1829 //
1830 // This is the one called by OnPaint event handler and others.
1831 // topy and bottomy are already unscrolled (ie. physical)
1832 //
1833 void wxPropertyGrid::DrawItems( wxDC& dc,
1834                                 unsigned int topy,
1835                                 unsigned int bottomy,
1836                                 const wxRect* drawRect )
1837 {
1838     if ( m_frozen || m_height < 1 || bottomy < topy || !m_pState )
1839         return;
1840
1841     m_pState->EnsureVirtualHeight();
1842
1843     wxRect tempDrawRect;
1844     if ( !drawRect )
1845     {
1846         tempDrawRect = wxRect(0, topy,
1847                               m_pState->m_width,
1848                               bottomy);
1849         drawRect = &tempDrawRect;
1850     }
1851
1852     // items added check
1853     if ( m_pState->m_itemsAdded ) PrepareAfterItemsAdded();
1854
1855     int paintFinishY = 0;
1856
1857     if ( m_pState->m_properties->GetChildCount() > 0 )
1858     {
1859         wxDC* dcPtr = &dc;
1860         bool isBuffered = false;
1861
1862     #if wxPG_DOUBLE_BUFFER
1863         wxMemoryDC* bufferDC = NULL;
1864
1865         if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
1866         {
1867             if ( !m_doubleBuffer )
1868             {
1869                 paintFinishY = drawRect->y;
1870                 dcPtr = NULL;
1871             }
1872             else
1873             {
1874                 bufferDC = new wxMemoryDC();
1875
1876                 // If nothing was changed, then just copy from double-buffer
1877                 bufferDC->SelectObject( *m_doubleBuffer );
1878                 dcPtr = bufferDC;
1879
1880                 isBuffered = true;
1881             }
1882         }
1883     #endif
1884
1885         if ( dcPtr )
1886         {
1887             dc.SetClippingRegion( *drawRect );
1888             paintFinishY = DoDrawItems( *dcPtr, drawRect, isBuffered );
1889             int drawBottomY = drawRect->y + drawRect->height;
1890
1891             // Clear area beyond bottomY?
1892             if ( paintFinishY < drawBottomY )
1893             {
1894                 dcPtr->SetPen(m_colEmptySpace);
1895                 dcPtr->SetBrush(m_colEmptySpace);
1896                 dcPtr->DrawRectangle(0, paintFinishY,
1897                                      m_width,
1898                                      drawBottomY );
1899             }
1900
1901             dc.DestroyClippingRegion();
1902         }
1903
1904     #if wxPG_DOUBLE_BUFFER
1905         if ( bufferDC )
1906         {
1907             dc.Blit( drawRect->x, drawRect->y, drawRect->width,
1908                      drawRect->height,
1909                      bufferDC, 0, 0, wxCOPY );
1910             delete bufferDC;
1911         }
1912     #endif
1913     }
1914     else
1915     {
1916         // Just clear the area
1917         dc.SetPen(m_colEmptySpace);
1918         dc.SetBrush(m_colEmptySpace);
1919         dc.DrawRectangle(*drawRect);
1920     }
1921 }
1922
1923 // -----------------------------------------------------------------------
1924
1925 int wxPropertyGrid::DoDrawItems( wxDC& dc,
1926                                  const wxRect* clipRect,
1927                                  bool isBuffered ) const
1928 {
1929     const wxPGProperty* firstItem;
1930     const wxPGProperty* lastItem;
1931
1932     firstItem = DoGetItemAtY(clipRect->y);
1933     lastItem = DoGetItemAtY(clipRect->y+clipRect->height-1);
1934
1935     if ( !lastItem )
1936         lastItem = GetLastItem( wxPG_ITERATE_VISIBLE );
1937
1938     if ( m_frozen || m_height < 1 || firstItem == NULL )
1939         return clipRect->y;
1940
1941     wxCHECK_MSG( !m_pState->m_itemsAdded, clipRect->y, wxT("no items added") );
1942     wxASSERT( m_pState->m_properties->GetChildCount() );
1943
1944     int lh = m_lineHeight;
1945
1946     int firstItemTopY;
1947     int lastItemBottomY;
1948
1949     firstItemTopY = clipRect->y;
1950     lastItemBottomY = clipRect->y + clipRect->height;
1951
1952     // Align y coordinates to item boundaries
1953     firstItemTopY -= firstItemTopY % lh;
1954     lastItemBottomY += lh - (lastItemBottomY % lh);
1955     lastItemBottomY -= 1;
1956
1957     // Entire range outside scrolled, visible area?
1958     if ( firstItemTopY >= (int)m_pState->GetVirtualHeight() || lastItemBottomY <= 0 )
1959         return clipRect->y;
1960
1961     wxCHECK_MSG( firstItemTopY < lastItemBottomY, clipRect->y, wxT("invalid y values") );
1962
1963
1964     /*
1965     wxLogDebug(wxT("  -> DoDrawItems ( \"%s\" -> \"%s\", height=%i (ch=%i), clipRect = 0x%lX )"),
1966         firstItem->GetLabel().c_str(),
1967         lastItem->GetLabel().c_str(),
1968         (int)(lastItemBottomY - firstItemTopY),
1969         (int)m_height,
1970         (unsigned long)clipRect );
1971     */
1972
1973     wxRect r;
1974
1975     long windowStyle = m_windowStyle;
1976
1977     int xRelMod = 0;
1978     int yRelMod = 0;
1979
1980     //
1981     // With wxPG_DOUBLE_BUFFER, do double buffering
1982     // - buffer's y = 0, so align cliprect and coordinates to that
1983     //
1984 #if wxPG_DOUBLE_BUFFER
1985
1986     wxRect cr2;
1987
1988     if ( isBuffered )
1989     {
1990         xRelMod = clipRect->x;
1991         yRelMod = clipRect->y;
1992
1993         //
1994         // clipRect conversion
1995         cr2 = *clipRect;
1996         cr2.x -= xRelMod;
1997         cr2.y -= yRelMod;
1998         clipRect = &cr2;
1999         firstItemTopY -= yRelMod;
2000         lastItemBottomY -= yRelMod;
2001     }
2002 #else
2003     wxUnusedVar(isBuffered);
2004 #endif
2005
2006     int x = m_marginWidth - xRelMod;
2007
2008     wxFont normalFont = GetFont();
2009
2010     bool reallyFocused = (m_iFlags & wxPG_FL_FOCUSED) != 0;
2011
2012     bool isPgEnabled = IsEnabled();
2013
2014     //
2015     // Prepare some pens and brushes that are often changed to.
2016     //
2017
2018     wxBrush marginBrush(m_colMargin);
2019     wxPen marginPen(m_colMargin);
2020     wxBrush capbgbrush(m_colCapBack,wxSOLID);
2021     wxPen linepen(m_colLine,1,wxSOLID);
2022
2023     wxColour selBackCol;
2024     if ( isPgEnabled )
2025         selBackCol = m_colSelBack;
2026     else
2027         selBackCol = m_colMargin;
2028
2029     // pen that has same colour as text
2030     wxPen outlinepen(m_colPropFore,1,wxSOLID);
2031
2032     //
2033     // Clear margin with background colour
2034     //
2035     dc.SetBrush( marginBrush );
2036     if ( !(windowStyle & wxPG_HIDE_MARGIN) )
2037     {
2038         dc.SetPen( *wxTRANSPARENT_PEN );
2039         dc.DrawRectangle(-1-xRelMod,firstItemTopY-1,x+2,lastItemBottomY-firstItemTopY+2);
2040     }
2041
2042     const wxPGProperty* firstSelected = GetSelection();
2043     const wxPropertyGridPageState* state = m_pState;
2044
2045 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2046     bool wasSelectedPainted = false;
2047 #endif
2048
2049     // TODO: Only render columns that are within clipping region.
2050
2051     dc.SetFont(normalFont);
2052
2053     wxPropertyGridConstIterator it( state, wxPG_ITERATE_VISIBLE, firstItem );
2054     int endScanBottomY = lastItemBottomY + lh;
2055     int y = firstItemTopY;
2056
2057     //
2058     // Pregenerate list of visible properties.
2059     wxArrayPGProperty visPropArray;
2060     visPropArray.reserve((m_height/m_lineHeight)+6);
2061
2062     for ( ; !it.AtEnd(); it.Next() )
2063     {
2064         const wxPGProperty* p = *it;
2065
2066         if ( !p->HasFlag(wxPG_PROP_HIDDEN) )
2067         {
2068             visPropArray.push_back((wxPGProperty*)p);
2069
2070             if ( y > endScanBottomY )
2071                 break;
2072
2073             y += lh;
2074         }
2075     }
2076
2077     visPropArray.push_back(NULL);
2078
2079     wxPGProperty* nextP = visPropArray[0];
2080
2081     int gridWidth = state->m_width;
2082
2083     y = firstItemTopY;
2084     for ( unsigned int arrInd=1;
2085           nextP && y <= lastItemBottomY;
2086           arrInd++ )
2087     {
2088         wxPGProperty* p = nextP;
2089         nextP = visPropArray[arrInd];
2090
2091         int rowHeight = m_fontHeight+(m_spacingy*2)+1;
2092         int textMarginHere = x;
2093         int renderFlags = 0;
2094
2095         int greyDepth = m_marginWidth;
2096         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) )
2097             greyDepth = (((int)p->m_depthBgCol)-1) * m_subgroup_extramargin + m_marginWidth;
2098
2099         int greyDepthX = greyDepth - xRelMod;
2100
2101         // Use basic depth if in non-categoric mode and parent is base array.
2102         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) || p->GetParent() != m_pState->m_properties )
2103         {
2104             textMarginHere += ((unsigned int)((p->m_depth-1)*m_subgroup_extramargin));
2105         }
2106
2107         // Paint margin area
2108         dc.SetBrush(marginBrush);
2109         dc.SetPen(marginPen);
2110         dc.DrawRectangle( -xRelMod, y, greyDepth, lh );
2111
2112         dc.SetPen( linepen );
2113
2114         int y2 = y + lh;
2115
2116 #ifdef __WXMSW__
2117         // Margin Edge
2118         // Modified by JACS to not draw a margin if wxPG_HIDE_MARGIN is specified, since it
2119         // looks better, at least under Windows when we have a themed border (the themed-window-specific
2120         // whitespace between the real border and the propgrid margin exacerbates the double-border look).
2121
2122         // Is this or its parent themed?
2123         bool suppressMarginEdge = (GetWindowStyle() & wxPG_HIDE_MARGIN) &&
2124             (((GetWindowStyle() & wxBORDER_MASK) == wxBORDER_THEME) ||
2125             (((GetWindowStyle() & wxBORDER_MASK) == wxBORDER_NONE) && ((GetParent()->GetWindowStyle() & wxBORDER_MASK) == wxBORDER_THEME)));
2126 #else
2127         bool suppressMarginEdge = false;
2128 #endif
2129         if (!suppressMarginEdge)
2130             dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2131         else
2132         {
2133             // Blank out the margin edge
2134             dc.SetPen(wxPen(GetBackgroundColour()));
2135             dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2136             dc.SetPen( linepen );
2137         }
2138
2139         // Splitters
2140         unsigned int si;
2141         int sx = x;
2142
2143         for ( si=0; si<state->m_colWidths.size(); si++ )
2144         {
2145             sx += state->m_colWidths[si];
2146             dc.DrawLine( sx, y, sx, y2 );
2147         }
2148
2149         // Horizontal Line, below
2150         //   (not if both this and next is category caption)
2151         if ( p->IsCategory() &&
2152              nextP && nextP->IsCategory() )
2153             dc.SetPen(m_colCapBack);
2154
2155         dc.DrawLine( greyDepthX, y2-1, gridWidth-xRelMod, y2-1 );
2156
2157         //
2158         // Need to override row colours?
2159         wxColour rowFgCol;
2160         wxColour rowBgCol;
2161
2162         bool isSelected = state->DoIsPropertySelected(p);
2163
2164         if ( !isSelected )
2165         {
2166             // Disabled may get different colour.
2167             if ( !p->IsEnabled() )
2168             {
2169                 renderFlags |= wxPGCellRenderer::Disabled |
2170                                wxPGCellRenderer::DontUseCellFgCol;
2171                 rowFgCol = m_colDisPropFore;
2172             }
2173         }
2174         else
2175         {
2176 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2177             if ( p == firstSelected )
2178                 wasSelectedPainted = true;
2179 #endif
2180
2181             renderFlags |= wxPGCellRenderer::Selected;
2182
2183             if ( !p->IsCategory() )
2184             {
2185                 renderFlags |= wxPGCellRenderer::DontUseCellFgCol |
2186                                wxPGCellRenderer::DontUseCellBgCol;
2187
2188                 if ( reallyFocused && p == firstSelected )
2189                 {
2190                     rowFgCol = m_colSelFore;
2191                     rowBgCol = selBackCol;
2192                 }
2193                 else if ( isPgEnabled )
2194                 {
2195                     rowFgCol = m_colPropFore;
2196                     if ( p == firstSelected )
2197                         rowBgCol = m_colMargin;
2198                     else
2199                         rowBgCol = selBackCol;
2200                 }
2201                 else
2202                 {
2203                     rowFgCol = m_colDisPropFore;
2204                     rowBgCol = selBackCol;
2205                 }
2206             }
2207         }
2208
2209         wxBrush rowBgBrush;
2210
2211         if ( rowBgCol.IsOk() )
2212             rowBgBrush = wxBrush(rowBgCol);
2213
2214         if ( HasInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL) )
2215             renderFlags = renderFlags & ~wxPGCellRenderer::DontUseCellColours;
2216
2217         //
2218         // Fill additional margin area with background colour of first cell
2219         if ( greyDepthX < textMarginHere )
2220         {
2221             if ( !(renderFlags & wxPGCellRenderer::DontUseCellBgCol) )
2222             {
2223                 wxPGCell& cell = p->GetCell(0);
2224                 rowBgCol = cell.GetBgCol();
2225                 rowBgBrush = wxBrush(rowBgCol);
2226             }
2227             dc.SetBrush(rowBgBrush);
2228             dc.SetPen(rowBgCol);
2229             dc.DrawRectangle(greyDepthX+1, y,
2230                              textMarginHere-greyDepthX, lh-1);
2231         }
2232
2233         bool fontChanged = false;
2234
2235         // Expander button rectangle
2236         wxRect butRect( ((p->m_depth - 1) * m_subgroup_extramargin) - xRelMod,
2237                         y,
2238                         m_marginWidth,
2239                         lh );
2240
2241         if ( p->IsCategory() )
2242         {
2243             // Captions have their cell areas merged as one
2244             dc.SetFont(m_captionFont);
2245             fontChanged = true;
2246             wxRect cellRect(greyDepthX, y, gridWidth - greyDepth + 2, rowHeight-1 );
2247
2248             if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
2249             {
2250                 dc.SetBrush(rowBgBrush);
2251                 dc.SetPen(rowBgCol);
2252             }
2253
2254             if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
2255             {
2256                 dc.SetTextForeground(rowFgCol);
2257             }
2258
2259             wxPGCellRenderer* renderer = p->GetCellRenderer(0);
2260             renderer->Render( dc, cellRect, this, p, 0, -1, renderFlags );
2261
2262             // Tree Item Button
2263             if ( !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
2264                 DrawExpanderButton( dc, butRect, p );
2265         }
2266         else
2267         {
2268             if ( p->m_flags & wxPG_PROP_MODIFIED && (windowStyle & wxPG_BOLD_MODIFIED) )
2269             {
2270                 dc.SetFont(m_captionFont);
2271                 fontChanged = true;
2272             }
2273
2274             unsigned int ci;
2275             int cellX = x + 1;
2276             int nextCellWidth = state->m_colWidths[0] -
2277                                 (greyDepthX - m_marginWidth);
2278             wxRect cellRect(greyDepthX+1, y, 0, rowHeight-1);
2279             int textXAdd = textMarginHere - greyDepthX;
2280
2281             for ( ci=0; ci<state->m_colWidths.size(); ci++ )
2282             {
2283                 cellRect.width = nextCellWidth - 1;
2284
2285                 wxWindow* cellEditor = NULL;
2286                 int cellRenderFlags = renderFlags;
2287
2288                 // Tree Item Button (must be drawn before clipping is set up)
2289                 if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
2290                     DrawExpanderButton( dc, butRect, p );
2291
2292                 // Background
2293                 if ( isSelected && (ci == 1 || ci == m_selColumn) )
2294                 {
2295                     if ( p == firstSelected )
2296                     {
2297                         if ( ci == 1 && m_wndEditor )
2298                             cellEditor = m_wndEditor;
2299                         else if ( ci == m_selColumn && m_labelEditor )
2300                             cellEditor = m_labelEditor;
2301                     }
2302
2303                     if ( cellEditor )
2304                     {
2305                         wxColour editorBgCol =
2306                             cellEditor->GetBackgroundColour();
2307                         dc.SetBrush(editorBgCol);
2308                         dc.SetPen(editorBgCol);
2309                         dc.SetTextForeground(m_colPropFore);
2310                         dc.DrawRectangle(cellRect);
2311
2312                         if ( m_dragStatus != 0 ||
2313                              (m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
2314                             cellEditor = NULL;
2315                     }
2316                     else
2317                     {
2318                         dc.SetBrush(m_colPropBack);
2319                         dc.SetPen(m_colPropBack);
2320                         dc.SetTextForeground(m_colDisPropFore);
2321                         if ( p->IsEnabled() )
2322                             dc.SetTextForeground(rowFgCol);
2323                         else
2324                             dc.SetTextForeground(m_colDisPropFore);
2325                     }
2326                 }
2327                 else
2328                 {
2329                     if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
2330                     {
2331                         dc.SetBrush(rowBgBrush);
2332                         dc.SetPen(rowBgCol);
2333                     }
2334
2335                     if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
2336                     {
2337                         dc.SetTextForeground(rowFgCol);
2338                     }
2339                 }
2340
2341                 dc.SetClippingRegion(cellRect);
2342
2343                 cellRect.x += textXAdd;
2344                 cellRect.width -= textXAdd;
2345
2346                 // Foreground
2347                 if ( !cellEditor )
2348                 {
2349                     wxPGCellRenderer* renderer;
2350                     int cmnVal = p->GetCommonValue();
2351                     if ( cmnVal == -1 || ci != 1 )
2352                     {
2353                         renderer = p->GetCellRenderer(ci);
2354                         renderer->Render( dc, cellRect, this, p, ci, -1,
2355                                           cellRenderFlags );
2356                     }
2357                     else
2358                     {
2359                         renderer = GetCommonValue(cmnVal)->GetRenderer();
2360                         renderer->Render( dc, cellRect, this, p, ci, -1,
2361                                           cellRenderFlags );
2362                     }
2363                 }
2364
2365                 cellX += state->m_colWidths[ci];
2366                 if ( ci < (state->m_colWidths.size()-1) )
2367                     nextCellWidth = state->m_colWidths[ci+1];
2368                 cellRect.x = cellX;
2369                 dc.DestroyClippingRegion(); // Is this really necessary?
2370                 textXAdd = 0;
2371             }
2372         }
2373
2374         if ( fontChanged )
2375             dc.SetFont(normalFont);
2376
2377         y += rowHeight;
2378     }
2379
2380     // Refresh editor controls (seems not needed on msw)
2381     // NOTE: This code is mandatory for GTK!
2382 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2383     if ( wasSelectedPainted )
2384     {
2385         if ( m_wndEditor )
2386             m_wndEditor->Refresh();
2387         if ( m_wndEditor2 )
2388             m_wndEditor2->Refresh();
2389     }
2390 #endif
2391
2392     return y;
2393 }
2394
2395 // -----------------------------------------------------------------------
2396
2397 wxRect wxPropertyGrid::GetPropertyRect( const wxPGProperty* p1, const wxPGProperty* p2 ) const
2398 {
2399     wxRect r;
2400
2401     if ( m_width < 10 || m_height < 10 ||
2402          !m_pState->m_properties->GetChildCount() ||
2403          p1 == NULL )
2404         return wxRect(0,0,0,0);
2405
2406     int vy = 0;
2407
2408     //
2409     // Return rect which encloses the given property range
2410
2411     int visTop = p1->GetY();
2412     int visBottom;
2413     if ( p2 )
2414         visBottom = p2->GetY() + m_lineHeight;
2415     else
2416         visBottom = m_height + visTop;
2417
2418     // If seleced property is inside the range, we'll extend the range to include
2419     // control's size.
2420     wxPGProperty* selected = GetSelection();
2421     if ( selected )
2422     {
2423         int selectedY = selected->GetY();
2424         if ( selectedY >= visTop && selectedY < visBottom )
2425         {
2426             wxWindow* editor = GetEditorControl();
2427             if ( editor )
2428             {
2429                 int visBottom2 = selectedY + editor->GetSize().y;
2430                 if ( visBottom2 > visBottom )
2431                     visBottom = visBottom2;
2432             }
2433         }
2434     }
2435
2436     return wxRect(0,visTop-vy,m_pState->m_width,visBottom-visTop);
2437 }
2438
2439 // -----------------------------------------------------------------------
2440
2441 void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
2442 {
2443     if ( m_frozen )
2444         return;
2445
2446     if ( m_pState->m_itemsAdded )
2447         PrepareAfterItemsAdded();
2448
2449     wxRect r = GetPropertyRect(p1, p2);
2450     if ( r.width > 0 )
2451     {
2452         RefreshRect(r);
2453     }
2454 }
2455
2456 // -----------------------------------------------------------------------
2457
2458 void wxPropertyGrid::RefreshProperty( wxPGProperty* p )
2459 {
2460     if ( m_pState->DoIsPropertySelected(p) )
2461     {
2462         // NB: We must copy the selection.
2463         wxArrayPGProperty selection = m_pState->m_selection;
2464         DoSetSelection(selection, wxPG_SEL_FORCE);
2465     }
2466
2467     DrawItemAndChildren(p);
2468 }
2469
2470 // -----------------------------------------------------------------------
2471
2472 void wxPropertyGrid::DrawItemAndValueRelated( wxPGProperty* p )
2473 {
2474     if ( m_frozen )
2475         return;
2476
2477     // Draw item, children, and parent too, if it is not category
2478     wxPGProperty* parent = p->GetParent();
2479
2480     while ( parent &&
2481             !parent->IsCategory() &&
2482             parent->GetParent() )
2483     {
2484          DrawItem(parent);
2485          parent = parent->GetParent();
2486     }
2487
2488     DrawItemAndChildren(p);
2489 }
2490
2491 void wxPropertyGrid::DrawItemAndChildren( wxPGProperty* p )
2492 {
2493     wxCHECK_RET( p, wxT("invalid property id") );
2494
2495     // Do not draw if in non-visible page
2496     if ( p->GetParentState() != m_pState )
2497         return;
2498
2499     // do not draw a single item if multiple pending
2500     if ( m_pState->m_itemsAdded || m_frozen )
2501         return;
2502
2503     // Update child control.
2504     wxPGProperty* selected = GetSelection();
2505     if ( selected && selected->GetParent() == p )
2506         RefreshEditor();
2507
2508     const wxPGProperty* lastDrawn = p->GetLastVisibleSubItem();
2509
2510     DrawItems(p, lastDrawn);
2511 }
2512
2513 // -----------------------------------------------------------------------
2514
2515 void wxPropertyGrid::Refresh( bool WXUNUSED(eraseBackground),
2516                               const wxRect *rect )
2517 {
2518     PrepareAfterItemsAdded();
2519
2520     wxWindow::Refresh(false, rect);
2521
2522 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2523     // I think this really helps only GTK+1.2
2524     if ( m_wndEditor ) m_wndEditor->Refresh();
2525     if ( m_wndEditor2 ) m_wndEditor2->Refresh();
2526 #endif
2527 }
2528
2529 // -----------------------------------------------------------------------
2530 // wxPropertyGrid global operations
2531 // -----------------------------------------------------------------------
2532
2533 void wxPropertyGrid::Clear()
2534 {
2535     m_pState->DoClear();
2536
2537     m_propHover = NULL;
2538
2539     m_prevVY = 0;
2540
2541     RecalculateVirtualSize();
2542
2543     // Need to clear some area at the end
2544     if ( !m_frozen )
2545         RefreshRect(wxRect(0, 0, m_width, m_height));
2546 }
2547
2548 // -----------------------------------------------------------------------
2549
2550 bool wxPropertyGrid::EnableCategories( bool enable )
2551 {
2552     DoClearSelection();
2553
2554     if ( enable )
2555     {
2556         //
2557         // Enable categories
2558         //
2559
2560         m_windowStyle &= ~(wxPG_HIDE_CATEGORIES);
2561     }
2562     else
2563     {
2564         //
2565         // Disable categories
2566         //
2567         m_windowStyle |= wxPG_HIDE_CATEGORIES;
2568     }
2569
2570     if ( !m_pState->EnableCategories(enable) )
2571         return false;
2572
2573     if ( !m_frozen )
2574     {
2575         if ( m_windowStyle & wxPG_AUTO_SORT )
2576         {
2577             m_pState->m_itemsAdded = 1; // force
2578             PrepareAfterItemsAdded();
2579         }
2580     }
2581     else
2582         m_pState->m_itemsAdded = 1;
2583
2584     // No need for RecalculateVirtualSize() here - it is already called in
2585     // wxPropertyGridPageState method above.
2586
2587     Refresh();
2588
2589     return true;
2590 }
2591
2592 // -----------------------------------------------------------------------
2593
2594 void wxPropertyGrid::SwitchState( wxPropertyGridPageState* pNewState )
2595 {
2596     wxASSERT( pNewState );
2597     wxASSERT( pNewState->GetGrid() );
2598
2599     if ( pNewState == m_pState )
2600         return;
2601
2602     wxArrayPGProperty oldSelection = m_pState->m_selection;
2603
2604     // Call ClearSelection() instead of DoClearSelection()
2605     // so that selection clear events are not sent.
2606     ClearSelection();
2607
2608     m_pState->m_selection = oldSelection;
2609
2610     bool orig_mode = m_pState->IsInNonCatMode();
2611     bool new_state_mode = pNewState->IsInNonCatMode();
2612
2613     m_pState = pNewState;
2614
2615     // Validate width
2616     int pgWidth = GetClientSize().x;
2617     if ( HasVirtualWidth() )
2618     {
2619         int minWidth = pgWidth;
2620         if ( pNewState->m_width < minWidth )
2621         {
2622             pNewState->m_width = minWidth;
2623             pNewState->CheckColumnWidths();
2624         }
2625     }
2626     else
2627     {
2628         //
2629         // Just in case, fully re-center splitter
2630         if ( HasFlag( wxPG_SPLITTER_AUTO_CENTER ) )
2631             pNewState->m_fSplitterX = -1.0;
2632
2633         pNewState->OnClientWidthChange( pgWidth, pgWidth - pNewState->m_width );
2634     }
2635
2636     m_propHover = NULL;
2637
2638     // If necessary, convert state to correct mode.
2639     if ( orig_mode != new_state_mode )
2640     {
2641         // This should refresh as well.
2642         EnableCategories( orig_mode?false:true );
2643     }
2644     else if ( !m_frozen )
2645     {
2646         // Refresh, if not frozen.
2647         m_pState->PrepareAfterItemsAdded();
2648
2649         // Reselect (Use SetSelection() instead of Do-variant so that
2650         // events won't be sent).
2651         SetSelection(m_pState->m_selection);
2652
2653         RecalculateVirtualSize(0);
2654         Refresh();
2655     }
2656     else
2657         m_pState->m_itemsAdded = 1;
2658 }
2659
2660 // -----------------------------------------------------------------------
2661
2662 // Call to SetSplitterPosition will always disable splitter auto-centering
2663 // if parent window is shown.
2664 void wxPropertyGrid::DoSetSplitterPosition_( int newxpos, bool refresh, int splitterIndex, bool allPages )
2665 {
2666     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
2667         return;
2668
2669     wxPropertyGridPageState* state = m_pState;
2670
2671     state->DoSetSplitterPosition( newxpos, splitterIndex, allPages );
2672
2673     if ( refresh )
2674     {
2675         if ( GetSelection() )
2676             CorrectEditorWidgetSizeX();
2677
2678         Refresh();
2679     }
2680 }
2681
2682 // -----------------------------------------------------------------------
2683
2684 void wxPropertyGrid::CenterSplitter( bool enableAutoCentering )
2685 {
2686     SetSplitterPosition( m_width/2, true );
2687     if ( enableAutoCentering && ( m_windowStyle & wxPG_SPLITTER_AUTO_CENTER ) )
2688         m_iFlags &= ~(wxPG_FL_DONT_CENTER_SPLITTER);
2689 }
2690
2691 // -----------------------------------------------------------------------
2692 // wxPropertyGrid item iteration (GetNextProperty etc.) methods
2693 // -----------------------------------------------------------------------
2694
2695 // Returns nearest paint visible property (such that will be painted unless
2696 // window is scrolled or resized). If given property is paint visible, then
2697 // it itself will be returned
2698 wxPGProperty* wxPropertyGrid::GetNearestPaintVisible( wxPGProperty* p ) const
2699 {
2700     int vx,vy1;// Top left corner of client
2701     GetViewStart(&vx,&vy1);
2702     vy1 *= wxPG_PIXELS_PER_UNIT;
2703
2704     int vy2 = vy1 + m_height;
2705     int propY = p->GetY2(m_lineHeight);
2706
2707     if ( (propY + m_lineHeight) < vy1 )
2708     {
2709     // Too high
2710         return DoGetItemAtY( vy1 );
2711     }
2712     else if ( propY > vy2 )
2713     {
2714     // Too low
2715         return DoGetItemAtY( vy2 );
2716     }
2717
2718     // Itself paint visible
2719     return p;
2720
2721 }
2722
2723 // -----------------------------------------------------------------------
2724 // Methods related to change in value, value modification and sending events
2725 // -----------------------------------------------------------------------
2726
2727 // commits any changes in editor of selected property
2728 // return true if validation did not fail
2729 // flags are same as with DoSelectProperty
2730 bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
2731 {
2732     // Committing already?
2733     if ( m_inCommitChangesFromEditor )
2734         return true;
2735
2736     // Don't do this if already processing editor event. It might
2737     // induce recursive dialogs and crap like that.
2738     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
2739     {
2740         if ( m_inDoPropertyChanged )
2741             return true;
2742
2743         return false;
2744     }
2745
2746     wxPGProperty* selected = GetSelection();
2747
2748     if ( m_wndEditor &&
2749          IsEditorsValueModified() &&
2750          (m_iFlags & wxPG_FL_INITIALIZED) &&
2751          selected )
2752     {
2753         m_inCommitChangesFromEditor = 1;
2754
2755         wxVariant variant(selected->GetValueRef());
2756         bool valueIsPending = false;
2757
2758         // JACS - necessary to avoid new focus being found spuriously within OnIdle
2759         // due to another window getting focus
2760         wxWindow* oldFocus = m_curFocused;
2761
2762         bool validationFailure = false;
2763         bool forceSuccess = (flags & (wxPG_SEL_NOVALIDATE|wxPG_SEL_FORCE)) ? true : false;
2764
2765         m_chgInfo_changedProperty = NULL;
2766
2767         // If truly modified, schedule value as pending.
2768         if ( selected->GetEditorClass()->
2769                 GetValueFromControl( variant,
2770                                      selected,
2771                                      GetEditorControl() ) )
2772         {
2773             if ( DoEditorValidate() &&
2774                  PerformValidation(selected, variant) )
2775             {
2776                 valueIsPending = true;
2777             }
2778             else
2779             {
2780                 validationFailure = true;
2781             }
2782         }
2783         else
2784         {
2785             EditorsValueWasNotModified();
2786         }
2787
2788         bool res = true;
2789
2790         m_inCommitChangesFromEditor = 0;
2791
2792         if ( validationFailure && !forceSuccess )
2793         {
2794             if (oldFocus)
2795             {
2796                 oldFocus->SetFocus();
2797                 m_curFocused = oldFocus;
2798             }
2799
2800             res = OnValidationFailure(selected, variant);
2801
2802             // Now prevent further validation failure messages
2803             if ( res )
2804             {
2805                 EditorsValueWasNotModified();
2806                 OnValidationFailureReset(selected);
2807             }
2808         }
2809         else if ( valueIsPending )
2810         {
2811             DoPropertyChanged( selected, flags );
2812             EditorsValueWasNotModified();
2813         }
2814
2815         return res;
2816     }
2817
2818     return true;
2819 }
2820
2821 // -----------------------------------------------------------------------
2822
2823 bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue,
2824                                         int flags )
2825 {
2826     //
2827     // Runs all validation functionality.
2828     // Returns true if value passes all tests.
2829     //
2830
2831     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;
2832
2833     //
2834     // Variant list a special value that cannot be validated
2835     // by normal means.
2836     if ( pendingValue.GetType() != wxPG_VARIANT_TYPE_LIST )
2837     {
2838         if ( !p->ValidateValue(pendingValue, m_validationInfo) )
2839             return false;
2840     }
2841
2842     //
2843     // Adapt list to child values, if necessary
2844     wxVariant listValue = pendingValue;
2845     wxVariant* pPendingValue = &pendingValue;
2846     wxVariant* pList = NULL;
2847
2848     // If parent has wxPG_PROP_AGGREGATE flag, or uses composite
2849     // string value, then we need treat as it was changed instead
2850     // (or, in addition, as is the case with composite string parent).
2851     // This includes creating list variant for child values.
2852
2853     wxPGProperty* pwc = p->GetParent();
2854     wxPGProperty* changedProperty = p;
2855     wxPGProperty* baseChangedProperty = changedProperty;
2856     wxVariant bcpPendingList;
2857
2858     listValue = pendingValue;
2859     listValue.SetName(p->GetBaseName());
2860
2861     while ( pwc &&
2862             (pwc->HasFlag(wxPG_PROP_AGGREGATE) || pwc->HasFlag(wxPG_PROP_COMPOSED_VALUE)) )
2863     {
2864         wxVariantList tempList;
2865         wxVariant lv(tempList, pwc->GetBaseName());
2866         lv.Append(listValue);
2867         listValue = lv;
2868         pPendingValue = &listValue;
2869
2870         if ( pwc->HasFlag(wxPG_PROP_AGGREGATE) )
2871         {
2872             baseChangedProperty = pwc;
2873             bcpPendingList = lv;
2874         }
2875
2876         changedProperty = pwc;
2877         pwc = pwc->GetParent();
2878     }
2879
2880     wxVariant value;
2881     wxPGProperty* evtChangingProperty = changedProperty;
2882
2883     if ( pPendingValue->GetType() != wxPG_VARIANT_TYPE_LIST )
2884     {
2885         value = *pPendingValue;
2886     }
2887     else
2888     {
2889         // Convert list to child values
2890         pList = pPendingValue;
2891         changedProperty->AdaptListToValue( *pPendingValue, &value );
2892     }
2893
2894     wxVariant evtChangingValue = value;
2895
2896     if ( flags & SendEvtChanging )
2897     {
2898         // FIXME: After proper ValueToString()s added, remove
2899         // this. It is just a temporary fix, as evt_changing
2900         // will simply not work for wxPG_PROP_COMPOSED_VALUE
2901         // (unless it is selected, and textctrl editor is open).
2902         if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2903         {
2904             evtChangingProperty = baseChangedProperty;
2905             if ( evtChangingProperty != p )
2906             {
2907                 evtChangingProperty->AdaptListToValue( bcpPendingList, &evtChangingValue );
2908             }
2909             else
2910             {
2911                 evtChangingValue = pendingValue;
2912             }
2913         }
2914
2915         if ( evtChangingProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
2916         {
2917             if ( changedProperty == GetSelection() )
2918             {
2919                 wxWindow* editor = GetEditorControl();
2920                 wxASSERT( editor->IsKindOf(CLASSINFO(wxTextCtrl)) );
2921                 evtChangingValue = wxStaticCast(editor, wxTextCtrl)->GetValue();
2922             }
2923             else
2924             {
2925                 wxLogDebug(wxT("WARNING: wxEVT_PG_CHANGING is about to happen with old value."));
2926             }
2927         }
2928     }
2929
2930     wxASSERT( m_chgInfo_changedProperty == NULL );
2931     m_chgInfo_changedProperty = changedProperty;
2932     m_chgInfo_baseChangedProperty = baseChangedProperty;
2933     m_chgInfo_pendingValue = value;
2934
2935     if ( pList )
2936         m_chgInfo_valueList = *pList;
2937     else
2938         m_chgInfo_valueList.MakeNull();
2939
2940     // If changedProperty is not property which value was edited,
2941     // then call wxPGProperty::ValidateValue() for that as well.
2942     if ( p != changedProperty && value.GetType() != wxPG_VARIANT_TYPE_LIST )
2943     {
2944         if ( !changedProperty->ValidateValue(value, m_validationInfo) )
2945             return false;
2946     }
2947
2948     if ( flags & SendEvtChanging )
2949     {
2950         // SendEvent returns true if event was vetoed
2951         if ( SendEvent( wxEVT_PG_CHANGING, evtChangingProperty,
2952                         &evtChangingValue ) )
2953             return false;
2954     }
2955
2956     if ( flags & IsStandaloneValidation )
2957     {
2958         // If called in 'generic' context, we need to reset
2959         // m_chgInfo_changedProperty and write back translated value.
2960         m_chgInfo_changedProperty = NULL;
2961         pendingValue = value;
2962     }
2963
2964     return true;
2965 }
2966
2967 // -----------------------------------------------------------------------
2968
2969 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
2970 {
2971     if ( !msg.length() )
2972         return;
2973
2974 #if wxUSE_STATUSBAR
2975     if ( !wxPGGlobalVars->m_offline )
2976     {
2977         wxWindow* topWnd = ::wxGetTopLevelParent(this);
2978         if ( topWnd )
2979         {
2980             wxFrame* pFrame = wxDynamicCast(topWnd, wxFrame);
2981             if ( pFrame )
2982             {
2983                 wxStatusBar* pStatusBar = pFrame->GetStatusBar();
2984                 if ( pStatusBar )
2985                 {
2986                     pStatusBar->SetStatusText(msg);
2987                     return;
2988                 }
2989             }
2990         }
2991     }
2992 #endif
2993
2994     ::wxMessageBox(msg, wxT("Property Error"));
2995 }
2996
2997 // -----------------------------------------------------------------------
2998
2999 bool wxPropertyGrid::OnValidationFailure( wxPGProperty* property,
3000                                           wxVariant& invalidValue )
3001 {
3002     wxWindow* editor = GetEditorControl();
3003
3004     // First call property's handler
3005     property->OnValidationFailure(invalidValue);
3006
3007     bool res = DoOnValidationFailure(property, invalidValue);
3008
3009     //
3010     // For non-wxTextCtrl editors, we do need to revert the value
3011     if ( !editor->IsKindOf(CLASSINFO(wxTextCtrl)) &&
3012          property == GetSelection() )
3013     {
3014         property->GetEditorClass()->UpdateControl(property, editor);
3015     }
3016
3017     property->SetFlag(wxPG_PROP_INVALID_VALUE);
3018
3019     return res;
3020 }
3021
3022 bool wxPropertyGrid::DoOnValidationFailure( wxPGProperty* property, wxVariant& WXUNUSED(invalidValue) )
3023 {
3024     int vfb = m_validationInfo.m_failureBehavior;
3025
3026     if ( vfb & wxPG_VFB_BEEP )
3027         ::wxBell();
3028
3029     if ( (vfb & wxPG_VFB_MARK_CELL) &&
3030          !property->HasFlag(wxPG_PROP_INVALID_VALUE) )
3031     {
3032         unsigned int colCount = m_pState->GetColumnCount();
3033
3034         // We need backup marked property's cells
3035         m_propCellsBackup = property->m_cells;
3036
3037         wxColour vfbFg = *wxWHITE;
3038         wxColour vfbBg = *wxRED;
3039
3040         property->EnsureCells(colCount);
3041
3042         for ( unsigned int i=0; i<colCount; i++ )
3043         {
3044             wxPGCell& cell = property->m_cells[i];
3045             cell.SetFgCol(vfbFg);
3046             cell.SetBgCol(vfbBg);
3047         }
3048
3049         DrawItemAndChildren(property);
3050
3051         if ( property == GetSelection() )
3052         {
3053             SetInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
3054
3055             wxWindow* editor = GetEditorControl();
3056             if ( editor )
3057             {
3058                 editor->SetForegroundColour(vfbFg);
3059                 editor->SetBackgroundColour(vfbBg);
3060             }
3061         }
3062     }
3063
3064     if ( vfb & wxPG_VFB_SHOW_MESSAGE )
3065     {
3066         wxString msg = m_validationInfo.m_failureMessage;
3067
3068         if ( !msg.length() )
3069             msg = wxT("You have entered invalid value. Press ESC to cancel editing.");
3070
3071         DoShowPropertyError(property, msg);
3072     }
3073
3074     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;
3075 }
3076
3077 // -----------------------------------------------------------------------
3078
3079 void wxPropertyGrid::DoOnValidationFailureReset( wxPGProperty* property )
3080 {
3081     int vfb = m_validationInfo.m_failureBehavior;
3082
3083     if ( vfb & wxPG_VFB_MARK_CELL )
3084     {
3085         // Revert cells
3086         property->m_cells = m_propCellsBackup;
3087
3088         ClearInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
3089
3090         if ( property == GetSelection() && GetEditorControl() )
3091         {
3092             // Calling this will recreate the control, thus resetting its colour
3093             RefreshProperty(property);
3094         }
3095         else
3096         {
3097             DrawItemAndChildren(property);
3098         }
3099     }
3100 }
3101
3102 // -----------------------------------------------------------------------
3103
3104 // flags are same as with DoSelectProperty
3105 bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
3106 {
3107     if ( m_inDoPropertyChanged )
3108         return true;
3109
3110     wxWindow* editor = GetEditorControl();
3111     wxPGProperty* selected = GetSelection();
3112
3113     m_pState->m_anyModified = 1;
3114
3115     m_inDoPropertyChanged = 1;
3116
3117     // Maybe need to update control
3118     wxASSERT( m_chgInfo_changedProperty != NULL );
3119
3120     // These values were calculated in PerformValidation()
3121     wxPGProperty* changedProperty = m_chgInfo_changedProperty;
3122     wxVariant value = m_chgInfo_pendingValue;
3123
3124     wxPGProperty* topPaintedProperty = changedProperty;
3125
3126     while ( !topPaintedProperty->IsCategory() &&
3127             !topPaintedProperty->IsRoot() )
3128     {
3129         topPaintedProperty = topPaintedProperty->GetParent();
3130     }
3131
3132     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
3133
3134     // Set as Modified (not if dragging just began)
3135     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
3136     {
3137         p->m_flags |= wxPG_PROP_MODIFIED;
3138         if ( p == selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3139         {
3140             if ( editor )
3141                 SetCurControlBoldFont();
3142         }
3143     }
3144
3145     wxPGProperty* pwc;
3146
3147     // Propagate updates to parent(s)
3148     pwc = p;
3149     wxPGProperty* prevPwc = NULL;
3150
3151     while ( prevPwc != topPaintedProperty )
3152     {
3153         pwc->m_flags |= wxPG_PROP_MODIFIED;
3154
3155         if ( pwc == selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3156         {
3157             if ( editor )
3158                 SetCurControlBoldFont();
3159         }
3160
3161         prevPwc = pwc;
3162         pwc = pwc->GetParent();
3163     }
3164
3165     // Draw the actual property
3166     DrawItemAndChildren( topPaintedProperty );
3167
3168     //
3169     // If value was set by wxPGProperty::OnEvent, then update the editor
3170     // control.
3171     if ( selFlags & wxPG_SEL_DIALOGVAL )
3172     {
3173         RefreshEditor();
3174     }
3175     else
3176     {
3177 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
3178         if ( m_wndEditor ) m_wndEditor->Refresh();
3179         if ( m_wndEditor2 ) m_wndEditor2->Refresh();
3180 #endif
3181     }
3182
3183     // Sanity check
3184     wxASSERT( !changedProperty->GetParent()->HasFlag(wxPG_PROP_AGGREGATE) );
3185
3186     // If top parent has composite string value, then send to child parents,
3187     // starting from baseChangedProperty.
3188     if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3189     {
3190         pwc = m_chgInfo_baseChangedProperty;
3191
3192         while ( pwc != changedProperty )
3193         {
3194             SendEvent( wxEVT_PG_CHANGED, pwc, NULL );
3195             pwc = pwc->GetParent();
3196         }
3197     }
3198
3199     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL );
3200
3201     m_inDoPropertyChanged = 0;
3202
3203     return true;
3204 }
3205
3206 // -----------------------------------------------------------------------
3207
3208 bool wxPropertyGrid::ChangePropertyValue( wxPGPropArg id, wxVariant newValue )
3209 {
3210     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
3211
3212     m_chgInfo_changedProperty = NULL;
3213
3214     if ( PerformValidation(p, newValue) )
3215     {
3216         DoPropertyChanged(p);
3217         return true;
3218     }
3219     else
3220     {
3221         OnValidationFailure(p, newValue);
3222     }
3223
3224     return false;
3225 }
3226
3227 // -----------------------------------------------------------------------
3228
3229 wxVariant wxPropertyGrid::GetUncommittedPropertyValue()
3230 {
3231     wxPGProperty* prop = GetSelectedProperty();
3232
3233     if ( !prop )
3234         return wxNullVariant;
3235
3236     wxTextCtrl* tc = GetEditorTextCtrl();
3237     wxVariant value = prop->GetValue();
3238
3239     if ( !tc || !IsEditorsValueModified() )
3240         return value;
3241
3242     if ( !prop->StringToValue(value, tc->GetValue()) )
3243         return value;
3244
3245     if ( !PerformValidation(prop, value, IsStandaloneValidation) )
3246         return prop->GetValue();
3247
3248     return value;
3249 }
3250
3251 // -----------------------------------------------------------------------
3252
3253 // Runs wxValidator for the selected property
3254 bool wxPropertyGrid::DoEditorValidate()
3255 {
3256     return true;
3257 }
3258
3259 // -----------------------------------------------------------------------
3260
3261 void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
3262 {
3263     wxPGProperty* selected = GetSelection();
3264
3265     // Somehow, event is handled after property has been deselected.
3266     // Possibly, but very rare.
3267     if ( !selected ||
3268           selected->HasFlag(wxPG_PROP_BEING_DELETED) ||
3269           // Also don't handle editor event if wxEVT_PG_CHANGED or
3270           // similar is currently doing something (showing a
3271           // message box, for instance).
3272           m_processedEvent )
3273         return;
3274
3275     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
3276         return;
3277
3278     wxVariant pendingValue(selected->GetValueRef());
3279     wxWindow* wnd = GetEditorControl();
3280     wxWindow* editorWnd = wxDynamicCast(event.GetEventObject(), wxWindow);
3281     int selFlags = 0;
3282     bool wasUnspecified = selected->IsValueUnspecified();
3283     int usesAutoUnspecified = selected->UsesAutoUnspecified();
3284     bool valueIsPending = false;
3285
3286     m_chgInfo_changedProperty = NULL;
3287
3288     m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED|wxPG_FL_VALUE_CHANGE_IN_EVENT);
3289
3290     //
3291     // Filter out excess wxTextCtrl modified events
3292     if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED &&
3293          wnd &&
3294          wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
3295     {
3296         wxTextCtrl* tc = (wxTextCtrl*) wnd;
3297
3298         wxString newTcValue = tc->GetValue();
3299         if ( m_prevTcValue == newTcValue )
3300             return;
3301
3302         m_prevTcValue = newTcValue;
3303     }
3304
3305     SetInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3306
3307     bool validationFailure = false;
3308     bool buttonWasHandled = false;
3309
3310     //
3311     // Try common button handling
3312     if ( m_wndEditor2 && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3313     {
3314         wxPGEditorDialogAdapter* adapter = selected->GetEditorDialog();
3315
3316         if ( adapter )
3317         {
3318             buttonWasHandled = true;
3319             // Store as res2, as previously (and still currently alternatively)
3320             // dialogs can be shown by handling wxEVT_COMMAND_BUTTON_CLICKED
3321             // in wxPGProperty::OnEvent().
3322             adapter->ShowDialog( this, selected );
3323             delete adapter;
3324         }
3325     }
3326
3327     if ( !buttonWasHandled )
3328     {
3329         if ( wnd || m_wndEditor2 )
3330         {
3331             // First call editor class' event handler.
3332             const wxPGEditor* editor = selected->GetEditorClass();
3333
3334             if ( editor->OnEvent( this, selected, editorWnd, event ) )
3335             {
3336                 // If changes, validate them
3337                 if ( DoEditorValidate() )
3338                 {
3339                     if ( editor->GetValueFromControl( pendingValue,
3340                                                       selected,
3341                                                       wnd ) )
3342                         valueIsPending = true;
3343                 }
3344                 else
3345                 {
3346                     validationFailure = true;
3347                 }
3348             }
3349         }
3350
3351         // Then the property's custom handler (must be always called, unless
3352         // validation failed).
3353         if ( !validationFailure )
3354             buttonWasHandled = selected->OnEvent( this, editorWnd, event );
3355     }
3356
3357     // SetValueInEvent(), as called in one of the functions referred above
3358     // overrides editor's value.
3359     if ( m_iFlags & wxPG_FL_VALUE_CHANGE_IN_EVENT )
3360     {
3361         valueIsPending = true;
3362         pendingValue = m_changeInEventValue;
3363         selFlags |= wxPG_SEL_DIALOGVAL;
3364     }
3365
3366     if ( !validationFailure && valueIsPending )
3367         if ( !PerformValidation(selected, pendingValue) )
3368             validationFailure = true;
3369
3370     if ( validationFailure)
3371     {
3372         OnValidationFailure(selected, pendingValue);
3373     }
3374     else if ( valueIsPending )
3375     {
3376         selFlags |= ( !wasUnspecified && selected->IsValueUnspecified() && usesAutoUnspecified ) ? wxPG_SEL_SETUNSPEC : 0;
3377
3378         DoPropertyChanged(selected, selFlags);
3379         EditorsValueWasNotModified();
3380
3381         // Regardless of editor type, unfocus editor on
3382         // text-editing related enter press.
3383         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3384         {
3385             SetFocusOnCanvas();
3386         }
3387     }
3388     else
3389     {
3390         // No value after all
3391
3392         // Regardless of editor type, unfocus editor on
3393         // text-editing related enter press.
3394         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3395         {
3396             SetFocusOnCanvas();
3397         }
3398
3399         // Let unhandled button click events go to the parent
3400         if ( !buttonWasHandled && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3401         {
3402             wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED,GetId());
3403             GetEventHandler()->AddPendingEvent(evt);
3404         }
3405     }
3406
3407     ClearInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3408 }
3409
3410 // -----------------------------------------------------------------------
3411 // wxPropertyGrid editor control helper methods
3412 // -----------------------------------------------------------------------
3413
3414 wxRect wxPropertyGrid::GetEditorWidgetRect( wxPGProperty* p, int column ) const
3415 {
3416     int itemy = p->GetY2(m_lineHeight);
3417     int splitterX = m_pState->DoGetSplitterPosition(column-1);
3418     int colEnd = splitterX + m_pState->m_colWidths[column];
3419     int imageOffset = 0;
3420
3421     int vx, vy;  // Top left corner of client
3422     GetViewStart(&vx, &vy);
3423     vy *= wxPG_PIXELS_PER_UNIT;
3424
3425     // TODO: If custom image detection changes from current, change this.
3426     if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE )
3427     {
3428         //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3429         int iw = p->OnMeasureImage().x;
3430         if ( iw < 1 )
3431             iw = wxPG_CUSTOM_IMAGE_WIDTH;
3432         imageOffset = p->GetImageOffset(iw);
3433     }
3434
3435     return wxRect
3436       (
3437         splitterX+imageOffset+wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1,
3438         itemy-vy,
3439         colEnd-splitterX-wxPG_XBEFOREWIDGET-wxPG_CONTROL_MARGIN-imageOffset-1,
3440         m_lineHeight-1
3441       );
3442 }
3443
3444 // -----------------------------------------------------------------------
3445
3446 wxRect wxPropertyGrid::GetImageRect( wxPGProperty* p, int item ) const
3447 {
3448     wxSize sz = GetImageSize(p, item);
3449     return wxRect(wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
3450                   wxPG_CUSTOM_IMAGE_SPACINGY,
3451                   sz.x,
3452                   sz.y);
3453 }
3454
3455 // return size of custom paint image
3456 wxSize wxPropertyGrid::GetImageSize( wxPGProperty* p, int item ) const
3457 {
3458     // If called with NULL property, then return default image
3459     // size for properties that use image.
3460     if ( !p )
3461         return wxSize(wxPG_CUSTOM_IMAGE_WIDTH,wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight));
3462
3463     wxSize cis = p->OnMeasureImage(item);
3464
3465     int choiceCount = p->m_choices.GetCount();
3466     int comVals = p->GetDisplayedCommonValueCount();
3467     if ( item >= choiceCount && comVals > 0 )
3468     {
3469         unsigned int cvi = item-choiceCount;
3470         cis = GetCommonValue(cvi)->GetRenderer()->GetImageSize(NULL, 1, cvi);
3471     }
3472     else if ( item >= 0 && choiceCount == 0 )
3473         return wxSize(0, 0);
3474
3475     if ( cis.x < 0 )
3476     {
3477         if ( cis.x <= -1 )
3478             cis.x = wxPG_CUSTOM_IMAGE_WIDTH;
3479     }
3480     if ( cis.y <= 0 )
3481     {
3482         if ( cis.y >= -1 )
3483             cis.y = wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight);
3484         else
3485             cis.y = -cis.y;
3486     }
3487     return cis;
3488 }
3489
3490 // -----------------------------------------------------------------------
3491
3492 // takes scrolling into account
3493 void wxPropertyGrid::ImprovedClientToScreen( int* px, int* py )
3494 {
3495     int vx, vy;
3496     GetViewStart(&vx,&vy);
3497     vy*=wxPG_PIXELS_PER_UNIT;
3498     vx*=wxPG_PIXELS_PER_UNIT;
3499     *px -= vx;
3500     *py -= vy;
3501     ClientToScreen( px, py );
3502 }
3503
3504 // -----------------------------------------------------------------------
3505
3506 wxPropertyGridHitTestResult wxPropertyGrid::HitTest( const wxPoint& pt ) const
3507 {
3508     wxPoint pt2;
3509     GetViewStart(&pt2.x,&pt2.y);
3510     pt2.x *= wxPG_PIXELS_PER_UNIT;
3511     pt2.y *= wxPG_PIXELS_PER_UNIT;
3512     pt2.x += pt.x;
3513     pt2.y += pt.y;
3514
3515     return m_pState->HitTest(pt2);
3516 }
3517
3518 // -----------------------------------------------------------------------
3519
3520 // custom set cursor
3521 void wxPropertyGrid::CustomSetCursor( int type, bool override )
3522 {
3523     if ( type == m_curcursor && !override ) return;
3524
3525     wxCursor* cursor = &wxPG_DEFAULT_CURSOR;
3526
3527     if ( type == wxCURSOR_SIZEWE )
3528         cursor = m_cursorSizeWE;
3529
3530     SetCursor( *cursor );
3531
3532     m_curcursor = type;
3533 }
3534
3535 // -----------------------------------------------------------------------
3536 // wxPropertyGrid property selection, editor creation
3537 // -----------------------------------------------------------------------
3538
3539 //
3540 // This class forwards events from property editor controls to wxPropertyGrid.
3541 class wxPropertyGridEditorEventForwarder : public wxEvtHandler
3542 {
3543 public:
3544     wxPropertyGridEditorEventForwarder( wxPropertyGrid* propGrid )
3545         : wxEvtHandler(), m_propGrid(propGrid)
3546     {
3547     }
3548
3549     virtual ~wxPropertyGridEditorEventForwarder()
3550     {
3551     }
3552
3553 private:
3554     bool ProcessEvent( wxEvent& event )
3555     {
3556         // Always skip
3557         event.Skip();
3558
3559         m_propGrid->HandleCustomEditorEvent(event);
3560
3561         return wxEvtHandler::ProcessEvent(event);
3562     }
3563
3564     wxPropertyGrid*         m_propGrid;
3565 };
3566
3567 // Setups event handling for child control
3568 void wxPropertyGrid::SetupChildEventHandling( wxWindow* argWnd )
3569 {
3570     wxWindowID id = argWnd->GetId();
3571
3572     if ( argWnd == m_wndEditor )
3573     {
3574         argWnd->Connect(id, wxEVT_MOTION,
3575             wxMouseEventHandler(wxPropertyGrid::OnMouseMoveChild),
3576             NULL, this);
3577         argWnd->Connect(id, wxEVT_LEFT_UP,
3578             wxMouseEventHandler(wxPropertyGrid::OnMouseUpChild),
3579             NULL, this);
3580         argWnd->Connect(id, wxEVT_LEFT_DOWN,
3581             wxMouseEventHandler(wxPropertyGrid::OnMouseClickChild),
3582             NULL, this);
3583         argWnd->Connect(id, wxEVT_RIGHT_UP,
3584             wxMouseEventHandler(wxPropertyGrid::OnMouseRightClickChild),
3585             NULL, this);
3586         argWnd->Connect(id, wxEVT_ENTER_WINDOW,
3587             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3588             NULL, this);
3589         argWnd->Connect(id, wxEVT_LEAVE_WINDOW,
3590             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3591             NULL, this);
3592     }
3593
3594     wxPropertyGridEditorEventForwarder* forwarder;
3595     forwarder = new wxPropertyGridEditorEventForwarder(this);
3596     argWnd->PushEventHandler(forwarder);
3597
3598     argWnd->Connect(id, wxEVT_KEY_DOWN,
3599         wxCharEventHandler(wxPropertyGrid::OnChildKeyDown),
3600         NULL, this);
3601 }
3602
3603 void wxPropertyGrid::DestroyEditorWnd( wxWindow* wnd )
3604 {
3605     if ( !wnd )
3606         return;
3607
3608     wnd->Hide();
3609
3610     // Do not free editors immediately (for sake of processing events)
3611     wxPendingDelete.Append(wnd);
3612 }
3613
3614 void wxPropertyGrid::FreeEditors()
3615 {
3616     //
3617     // Return focus back to canvas from children (this is required at least for
3618     // GTK+, which, unlike Windows, clears focus when control is destroyed
3619     // instead of moving it to closest parent).
3620     wxWindow* focus = wxWindow::FindFocus();
3621     if ( focus )
3622     {
3623         wxWindow* parent = focus->GetParent();
3624         while ( parent )
3625         {
3626             if ( parent == this )
3627             {
3628                 SetFocusOnCanvas();
3629                 break;
3630             }
3631             parent = parent->GetParent();
3632         }
3633     }
3634
3635     // Do not free editors immediately if processing events
3636     if ( m_wndEditor2 )
3637     {
3638         wxEvtHandler* handler = m_wndEditor2->PopEventHandler(false);
3639         m_wndEditor2->Hide();
3640         wxPendingDelete.Append( handler );
3641         DestroyEditorWnd(m_wndEditor2);
3642         m_wndEditor2 = NULL;
3643     }
3644
3645     if ( m_wndEditor )
3646     {
3647         wxEvtHandler* handler = m_wndEditor->PopEventHandler(false);
3648         m_wndEditor->Hide();
3649         wxPendingDelete.Append( handler );
3650         DestroyEditorWnd(m_wndEditor);
3651         m_wndEditor = NULL;
3652     }
3653 }
3654
3655 // Call with NULL to de-select property
3656 bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
3657 {
3658     /*
3659     if (p)
3660     {
3661         wxLogDebug(wxT("SelectProperty( %s (%s[%i]) )"),p->m_label.c_str(),
3662             p->m_parent->m_label.c_str(),p->GetIndexInParent());
3663     }
3664     else
3665     {
3666         wxLogDebug(wxT("SelectProperty( NULL, -1 )"));
3667     }
3668     */
3669
3670     if ( m_inDoSelectProperty )
3671         return true;
3672
3673     m_inDoSelectProperty = 1;
3674
3675     if ( !m_pState )
3676     {
3677         m_inDoSelectProperty = 0;
3678         return false;
3679     }
3680
3681     wxArrayPGProperty prevSelection = m_pState->m_selection;
3682     wxPGProperty* prevFirstSel;
3683
3684     if ( prevSelection.size() > 0 )
3685         prevFirstSel = prevSelection[0];
3686     else
3687         prevFirstSel = NULL;
3688
3689     if ( prevFirstSel && prevFirstSel->HasFlag(wxPG_PROP_BEING_DELETED) )
3690         prevFirstSel = NULL;
3691
3692     // Always send event, as this is indirect call
3693     DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
3694
3695 /*
3696     if ( prevFirstSel )
3697         wxPrintf( "Selected %s\n", prevFirstSel->GetClassInfo()->GetClassName() );
3698     else
3699         wxPrintf( "None selected\n" );
3700
3701     if (p)
3702         wxPrintf( "P =  %s\n", p->GetClassInfo()->GetClassName() );
3703     else
3704         wxPrintf( "P = NULL\n" );
3705 */
3706
3707     // If we are frozen, then just set the values.
3708     if ( m_frozen )
3709     {
3710         m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3711         m_editorFocused = 0;
3712         m_pState->DoSetSelection(p);
3713
3714         // If frozen, always free controls. But don't worry, as Thaw will
3715         // recall SelectProperty to recreate them.
3716         FreeEditors();
3717
3718         // Prevent any further selection measures in this call
3719         p = NULL;
3720     }
3721     else
3722     {
3723         // Is it the same?
3724         if ( prevFirstSel == p &&
3725              prevSelection.size() <= 1 &&
3726              !(flags & wxPG_SEL_FORCE) )
3727         {
3728             // Only set focus if not deselecting
3729             if ( p )
3730             {
3731                 if ( flags & wxPG_SEL_FOCUS )
3732                 {
3733                     if ( m_wndEditor )
3734                     {
3735                         m_wndEditor->SetFocus();
3736                         m_editorFocused = 1;
3737                     }
3738                 }
3739                 else
3740                 {
3741                     SetFocusOnCanvas();
3742                 }
3743             }
3744
3745             m_inDoSelectProperty = 0;
3746             return true;
3747         }
3748
3749         //
3750         // First, deactivate previous
3751         if ( prevFirstSel )
3752         {
3753             OnValidationFailureReset(prevFirstSel);
3754
3755             // Must double-check if this is an selected in case of forceswitch
3756             if ( p != prevFirstSel )
3757             {
3758                 if ( !CommitChangesFromEditor(flags) )
3759                 {
3760                     // Validation has failed, so we can't exit the previous editor
3761                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
3762                     //               _("Invalid Value"),wxOK|wxICON_ERROR);
3763                     m_inDoSelectProperty = 0;
3764                     return false;
3765                 }
3766             }
3767
3768             FreeEditors();
3769
3770             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3771             EditorsValueWasNotModified();
3772         }
3773
3774         SetInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3775
3776         m_pState->DoSetSelection(p);
3777
3778         // Redraw unselected
3779         for ( unsigned int i=0; i<prevSelection.size(); i++ )
3780         {
3781             DrawItem(prevSelection[i]);
3782         }
3783
3784         //
3785         // Then, activate the one given.
3786         if ( p )
3787         {
3788             int propY = p->GetY2(m_lineHeight);
3789
3790             int splitterX = GetSplitterPosition();
3791             m_editorFocused = 0;
3792             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;
3793             if ( p != prevFirstSel )
3794                 m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED);
3795
3796             wxASSERT( m_wndEditor == NULL );
3797
3798             //
3799             // Only create editor for non-disabled non-caption
3800             if ( !p->IsCategory() && !(p->m_flags & wxPG_PROP_DISABLED) )
3801             {
3802             // do this for non-caption items
3803
3804                 m_selColumn = 1;
3805
3806                 // Do we need to paint the custom image, if any?
3807                 m_iFlags &= ~(wxPG_FL_CUR_USES_CUSTOM_IMAGE);
3808                 if ( (p->m_flags & wxPG_PROP_CUSTOMIMAGE) &&
3809                      !p->GetEditorClass()->CanContainCustomImage()
3810                    )
3811                     m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3812
3813                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
3814                 wxPoint goodPos = grect.GetPosition();
3815
3816                 const wxPGEditor* editor = p->GetEditorClass();
3817                 wxCHECK_MSG(editor, false,
3818                     wxT("NULL editor class not allowed"));
3819
3820                 m_iFlags &= ~wxPG_FL_FIXED_WIDTH_EDITOR;
3821
3822                 wxPGWindowList wndList =
3823                     editor->CreateControls(this,
3824                                            p,
3825                                            goodPos,
3826                                            grect.GetSize());
3827
3828                 m_wndEditor = wndList.m_primary;
3829                 m_wndEditor2 = wndList.m_secondary;
3830                 wxWindow* primaryCtrl = GetEditorControl();
3831
3832                 //
3833                 // Essentially, primaryCtrl == m_wndEditor
3834                 //
3835
3836                 // NOTE: It is allowed for m_wndEditor to be NULL - in this
3837                 //       case value is drawn as normal, and m_wndEditor2 is
3838                 //       assumed to be a right-aligned button that triggers
3839                 //       a separate editorCtrl window.
3840
3841                 if ( m_wndEditor )
3842                 {
3843                     wxASSERT_MSG( m_wndEditor->GetParent() == GetPanel(),
3844                                   "CreateControls must use result of "
3845                                   "wxPropertyGrid::GetPanel() as parent "
3846                                   "of controls." );
3847
3848                     // Set validator, if any
3849                 #if wxUSE_VALIDATORS
3850                     wxValidator* validator = p->GetValidator();
3851                     if ( validator )
3852                         primaryCtrl->SetValidator(*validator);
3853                 #endif
3854
3855                     if ( m_wndEditor->GetSize().y > (m_lineHeight+6) )
3856                         m_iFlags |= wxPG_FL_ABNORMAL_EDITOR;
3857
3858                     // If it has modified status, use bold font
3859                     // (must be done before capturing m_ctrlXAdjust)
3860                     if ( (p->m_flags & wxPG_PROP_MODIFIED) &&
3861                          (m_windowStyle & wxPG_BOLD_MODIFIED) )
3862                         SetCurControlBoldFont();
3863
3864                     // Store x relative to splitter (we'll need it).
3865                     m_ctrlXAdjust = m_wndEditor->GetPosition().x - splitterX;
3866
3867                     // Check if background clear is not necessary
3868                     wxPoint pos = m_wndEditor->GetPosition();
3869                     if ( pos.x > (splitterX+1) || pos.y > propY )
3870                     {
3871                         m_iFlags &= ~(wxPG_FL_PRIMARY_FILLS_ENTIRE);
3872                     }
3873
3874                     m_wndEditor->SetSizeHints(3, 3);
3875
3876                     SetupChildEventHandling(primaryCtrl);
3877
3878                     // Focus and select all (wxTextCtrl, wxComboBox etc)
3879                     if ( flags & wxPG_SEL_FOCUS )
3880                     {
3881                         primaryCtrl->SetFocus();
3882
3883                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
3884                     }
3885                 }
3886
3887                 if ( m_wndEditor2 )
3888                 {
3889                     wxASSERT_MSG( m_wndEditor2->GetParent() == GetPanel(),
3890                                   "CreateControls must use result of "
3891                                   "wxPropertyGrid::GetPanel() as parent "
3892                                   "of controls." );
3893
3894                     // Get proper id for wndSecondary
3895                     m_wndSecId = m_wndEditor2->GetId();
3896                     wxWindowList children = m_wndEditor2->GetChildren();
3897                     wxWindowList::iterator node = children.begin();
3898                     if ( node != children.end() )
3899                         m_wndSecId = ((wxWindow*)*node)->GetId();
3900
3901                     m_wndEditor2->SetSizeHints(3,3);
3902
3903                     m_wndEditor2->Show();
3904
3905                     SetupChildEventHandling(m_wndEditor2);
3906
3907                     // If no primary editor, focus to button to allow
3908                     // it to interprete ENTER etc.
3909                     // NOTE: Due to problems focusing away from it, this
3910                     //       has been disabled.
3911                     /*
3912                     if ( (flags & wxPG_SEL_FOCUS) && !m_wndEditor )
3913                         m_wndEditor2->SetFocus();
3914                     */
3915                 }
3916
3917                 if ( flags & wxPG_SEL_FOCUS )
3918                     m_editorFocused = 1;
3919
3920             }
3921             else
3922             {
3923                 // Make sure focus is in grid canvas (important for wxGTK,
3924                 // at least)
3925                 SetFocusOnCanvas();
3926             }
3927
3928             EditorsValueWasNotModified();
3929
3930             // If it's inside collapsed section, expand parent, scroll, etc.
3931             // Also, if it was partially visible, scroll it into view.
3932             if ( !(flags & wxPG_SEL_NONVISIBLE) )
3933                 EnsureVisible( p );
3934
3935             if ( m_wndEditor )
3936             {
3937                 m_wndEditor->Show(true);
3938             }
3939
3940             if ( !(flags & wxPG_SEL_NO_REFRESH) )
3941                 DrawItem(p);
3942         }
3943         else
3944         {
3945             // Make sure focus is in grid canvas
3946             SetFocusOnCanvas();
3947         }
3948
3949         ClearInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3950     }
3951
3952 #if wxUSE_STATUSBAR
3953
3954     //
3955     // Show help text in status bar.
3956     //   (if found and grid not embedded in manager with help box and
3957     //    style wxPG_EX_HELP_AS_TOOLTIPS is not used).
3958     //
3959
3960     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
3961     {
3962         wxStatusBar* statusbar = NULL;
3963         if ( !(m_iFlags & wxPG_FL_NOSTATUSBARHELP) )
3964         {
3965             wxFrame* frame = wxDynamicCast(::wxGetTopLevelParent(this),wxFrame);
3966             if ( frame )
3967                 statusbar = frame->GetStatusBar();
3968         }
3969
3970         if ( statusbar )
3971         {
3972             const wxString* pHelpString = (const wxString*) NULL;
3973
3974             if ( p )
3975             {
3976                 pHelpString = &p->GetHelpString();
3977                 if ( pHelpString->length() )
3978                 {
3979                     // Set help box text.
3980                     statusbar->SetStatusText( *pHelpString );
3981                     m_iFlags |= wxPG_FL_STRING_IN_STATUSBAR;
3982                 }
3983             }
3984
3985             if ( (!pHelpString || !pHelpString->length()) &&
3986                  (m_iFlags & wxPG_FL_STRING_IN_STATUSBAR) )
3987             {
3988                 // Clear help box - but only if it was written
3989                 // by us at previous time.
3990                 statusbar->SetStatusText( m_emptyString );
3991                 m_iFlags &= ~(wxPG_FL_STRING_IN_STATUSBAR);
3992             }
3993         }
3994     }
3995 #endif
3996
3997     m_inDoSelectProperty = 0;
3998
3999     // call wx event handler (here so that it also occurs on deselection)
4000     if ( !(flags & wxPG_SEL_DONT_SEND_EVENT) )
4001         SendEvent( wxEVT_PG_SELECTED, p, NULL );
4002
4003     return true;
4004 }
4005
4006 // -----------------------------------------------------------------------
4007
4008 bool wxPropertyGrid::UnfocusEditor()
4009 {
4010     wxPGProperty* selected = GetSelection();
4011
4012     if ( !selected || !m_wndEditor || m_frozen )
4013         return true;
4014
4015     if ( !CommitChangesFromEditor(0) )
4016         return false;
4017
4018     SetFocusOnCanvas();
4019     DrawItem(selected);
4020
4021     return true;
4022 }
4023
4024 // -----------------------------------------------------------------------
4025
4026 void wxPropertyGrid::RefreshEditor()
4027 {
4028     wxPGProperty* p = GetSelection();
4029     if ( !p )
4030         return;
4031
4032     wxWindow* wnd = GetEditorControl();
4033     if ( !wnd )
4034         return;
4035
4036     // Set editor font boldness - must do this before
4037     // calling UpdateControl().
4038     if ( HasFlag(wxPG_BOLD_MODIFIED) )
4039     {
4040         if ( p->HasFlag(wxPG_PROP_MODIFIED) )
4041             wnd->SetFont(GetCaptionFont());
4042         else
4043             wnd->SetFont(GetFont());
4044     }
4045
4046     const wxPGEditor* editorClass = p->GetEditorClass();
4047
4048     editorClass->UpdateControl(p, wnd);
4049
4050     if ( p->IsValueUnspecified() )
4051         editorClass ->SetValueToUnspecified(p, wnd);
4052 }
4053
4054 // -----------------------------------------------------------------------
4055
4056 bool wxPropertyGrid::SelectProperty( wxPGPropArg id, bool focus )
4057 {
4058     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
4059
4060     int flags = wxPG_SEL_DONT_SEND_EVENT;
4061     if ( focus )
4062         flags |= wxPG_SEL_FOCUS;
4063
4064     return DoSelectProperty(p, flags);
4065 }
4066
4067 // -----------------------------------------------------------------------
4068 // wxPropertyGrid expand/collapse state
4069 // -----------------------------------------------------------------------
4070
4071 bool wxPropertyGrid::DoCollapse( wxPGProperty* p, bool sendEvents )
4072 {
4073     wxPGProperty* pwc = wxStaticCast(p, wxPGProperty);
4074     wxPGProperty* selected = GetSelection();
4075
4076     // If active editor was inside collapsed section, then disable it
4077     if ( selected && selected->IsSomeParent(p) )
4078     {
4079         DoClearSelection();
4080     }
4081
4082     // Store dont-center-splitter flag 'cause we need to temporarily set it
4083     wxUint32 old_flag = m_iFlags & wxPG_FL_DONT_CENTER_SPLITTER;
4084     m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
4085
4086     bool res = m_pState->DoCollapse(pwc);
4087
4088     if ( res )
4089     {
4090         if ( sendEvents )
4091             SendEvent( wxEVT_PG_ITEM_COLLAPSED, p );
4092
4093         RecalculateVirtualSize();
4094
4095         // Redraw etc. only if collapsed was visible.
4096         if (pwc->IsVisible() &&
4097             !m_frozen &&
4098             ( !pwc->IsCategory() || !(m_windowStyle & wxPG_HIDE_CATEGORIES) ) )
4099         {
4100             // When item is collapsed so that scrollbar would move,
4101             // graphics mess is about (unless we redraw everything).
4102             Refresh();
4103         }
4104     }
4105
4106     // Clear dont-center-splitter flag if it wasn't set
4107     m_iFlags = (m_iFlags & ~wxPG_FL_DONT_CENTER_SPLITTER) | old_flag;
4108
4109     return res;
4110 }
4111
4112 // -----------------------------------------------------------------------
4113
4114 bool wxPropertyGrid::DoExpand( wxPGProperty* p, bool sendEvents )
4115 {
4116     wxCHECK_MSG( p, false, wxT("invalid property id") );
4117
4118     wxPGProperty* pwc = (wxPGProperty*)p;
4119
4120     // Store dont-center-splitter flag 'cause we need to temporarily set it
4121     wxUint32 old_flag = m_iFlags & wxPG_FL_DONT_CENTER_SPLITTER;
4122     m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
4123
4124     bool res = m_pState->DoExpand(pwc);
4125
4126     if ( res )
4127     {
4128         if ( sendEvents )
4129             SendEvent( wxEVT_PG_ITEM_EXPANDED, p );
4130
4131         RecalculateVirtualSize();
4132
4133         // Redraw etc. only if expanded was visible.
4134         if ( pwc->IsVisible() && !m_frozen &&
4135              ( !pwc->IsCategory() || !(m_windowStyle & wxPG_HIDE_CATEGORIES) )
4136            )
4137         {
4138             // Redraw
4139         #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4140             Refresh();
4141         #else
4142             DrawItems(pwc, NULL);
4143         #endif
4144         }
4145     }
4146
4147     // Clear dont-center-splitter flag if it wasn't set
4148     m_iFlags = (m_iFlags & ~wxPG_FL_DONT_CENTER_SPLITTER) | old_flag;
4149
4150     return res;
4151 }
4152
4153 // -----------------------------------------------------------------------
4154
4155 bool wxPropertyGrid::DoHideProperty( wxPGProperty* p, bool hide, int flags )
4156 {
4157     if ( m_frozen )
4158         return m_pState->DoHideProperty(p, hide, flags);
4159
4160     wxArrayPGProperty selection = m_pState->m_selection;  // Must use a copy
4161     int selRemoveCount = 0;
4162     for ( unsigned int i=0; i<selection.size(); i++ )
4163     {
4164         wxPGProperty* selected = selection[i];
4165         if ( selected == p || selected->IsSomeParent(p) )
4166         {
4167             if ( !DoRemoveFromSelection(p, flags) )
4168                 return false;
4169             selRemoveCount += 1;
4170         }
4171     }
4172
4173     m_pState->DoHideProperty(p, hide, flags);
4174
4175     RecalculateVirtualSize();
4176     Refresh();
4177
4178     return true;
4179 }
4180
4181
4182 // -----------------------------------------------------------------------
4183 // wxPropertyGrid size related methods
4184 // -----------------------------------------------------------------------
4185
4186 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
4187 {
4188     if ( (m_iFlags & wxPG_FL_RECALCULATING_VIRTUAL_SIZE) || m_frozen )
4189         return;
4190
4191     //
4192     // If virtual height was changed, then recalculate editor control position(s)
4193     if ( m_pState->m_vhCalcPending )
4194         CorrectEditorWidgetPosY();
4195
4196     m_pState->EnsureVirtualHeight();
4197
4198     wxASSERT_LEVEL_2_MSG(
4199         m_pState->GetVirtualHeight() == m_pState->GetActualVirtualHeight(),
4200         "VirtualHeight and ActualVirtualHeight should match"
4201     );
4202
4203     m_iFlags |= wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4204
4205     int x = m_pState->m_width;
4206     int y = m_pState->m_virtualHeight;
4207
4208     int width, height;
4209     GetClientSize(&width,&height);
4210
4211     // Now adjust virtual size.
4212     SetVirtualSize(x, y);
4213
4214     int xAmount = 0;
4215     int xPos = 0;
4216
4217     //
4218     // Adjust scrollbars
4219     if ( HasVirtualWidth() )
4220     {
4221         xAmount = x/wxPG_PIXELS_PER_UNIT;
4222         xPos = GetScrollPos( wxHORIZONTAL );
4223     }
4224
4225     if ( forceXPos != -1 )
4226         xPos = forceXPos;
4227     // xPos too high?
4228     else if ( xPos > (xAmount-(width/wxPG_PIXELS_PER_UNIT)) )
4229         xPos = 0;
4230
4231     int yAmount = y / wxPG_PIXELS_PER_UNIT;
4232     int yPos = GetScrollPos( wxVERTICAL );
4233
4234     SetScrollbars( wxPG_PIXELS_PER_UNIT, wxPG_PIXELS_PER_UNIT,
4235                    xAmount, yAmount, xPos, yPos, true );
4236
4237     // Must re-get size now
4238     GetClientSize(&width,&height);
4239
4240     if ( !HasVirtualWidth() )
4241     {
4242         m_pState->SetVirtualWidth(width);
4243         x = width;
4244     }
4245
4246     m_width = width;
4247     m_height = height;
4248
4249     m_pState->CheckColumnWidths();
4250
4251     if ( GetSelection() )
4252         CorrectEditorWidgetSizeX();
4253
4254     m_iFlags &= ~wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4255 }
4256
4257 // -----------------------------------------------------------------------
4258
4259 void wxPropertyGrid::OnResize( wxSizeEvent& event )
4260 {
4261     if ( !(m_iFlags & wxPG_FL_INITIALIZED) )
4262         return;
4263
4264     int width, height;
4265     GetClientSize(&width, &height);
4266
4267     m_width = width;
4268     m_height = height;
4269
4270 #if wxPG_DOUBLE_BUFFER
4271     if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
4272     {
4273         int dblh = (m_lineHeight*2);
4274         if ( !m_doubleBuffer )
4275         {
4276             // Create double buffer bitmap to draw on, if none
4277             int w = (width>250)?width:250;
4278             int h = height + dblh;
4279             h = (h>400)?h:400;
4280             m_doubleBuffer = new wxBitmap( w, h );
4281         }
4282         else
4283         {
4284             int w = m_doubleBuffer->GetWidth();
4285             int h = m_doubleBuffer->GetHeight();
4286
4287             // Double buffer must be large enough
4288             if ( w < width || h < (height+dblh) )
4289             {
4290                 if ( w < width ) w = width;
4291                 if ( h < (height+dblh) ) h = height + dblh;
4292                 delete m_doubleBuffer;
4293                 m_doubleBuffer = new wxBitmap( w, h );
4294             }
4295         }
4296     }
4297
4298 #endif
4299
4300     m_pState->OnClientWidthChange( width, event.GetSize().x - m_ncWidth, true );
4301     m_ncWidth = event.GetSize().x;
4302
4303     if ( !m_frozen )
4304     {
4305         if ( m_pState->m_itemsAdded )
4306             PrepareAfterItemsAdded();
4307         else
4308             // Without this, virtual size (atleast under wxGTK) will be skewed
4309             RecalculateVirtualSize();
4310
4311         Refresh();
4312     }
4313 }
4314
4315 // -----------------------------------------------------------------------
4316
4317 void wxPropertyGrid::SetVirtualWidth( int width )
4318 {
4319     if ( width == -1 )
4320     {
4321         // Disable virtual width
4322         width = GetClientSize().x;
4323         ClearInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4324     }
4325     else
4326     {
4327         // Enable virtual width
4328         SetInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4329     }
4330     m_pState->SetVirtualWidth( width );
4331 }
4332
4333 void wxPropertyGrid::SetFocusOnCanvas()
4334 {
4335     SetFocusIgnoringChildren();
4336     m_editorFocused = 0;
4337 }
4338
4339 // -----------------------------------------------------------------------
4340 // wxPropertyGrid mouse event handling
4341 // -----------------------------------------------------------------------
4342
4343 // selFlags uses same values DoSelectProperty's flags
4344 // Returns true if event was vetoed.
4345 bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p,
4346                                 wxVariant* pValue,
4347                                 unsigned int selFlags,
4348                                 unsigned int column )
4349 {
4350     // Send property grid event of specific type and with specific property
4351     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
4352     evt.SetPropertyGrid(this);
4353     evt.SetEventObject(m_eventObject);
4354     evt.SetProperty(p);
4355     evt.SetColumn(column);
4356     if ( eventType == wxEVT_PG_CHANGING )
4357     {
4358         wxASSERT( pValue );
4359         evt.SetCanVeto(true);
4360         m_validationInfo.m_pValue = pValue;
4361         evt.SetupValidationInfo();
4362     }
4363     else
4364     {
4365         if ( p )
4366             evt.SetPropertyValue(p->GetValue());
4367
4368         if ( !(selFlags & wxPG_SEL_NOVALIDATE) )
4369             evt.SetCanVeto(true);
4370     }
4371
4372     m_processedEvent = &evt;
4373     m_eventObject->HandleWindowEvent(evt);
4374     m_processedEvent = NULL;
4375
4376     return evt.WasVetoed();
4377 }
4378
4379 // -----------------------------------------------------------------------
4380
4381 // Return false if should be skipped
4382 bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &event )
4383 {
4384     bool res = true;
4385
4386     // Need to set focus?
4387     if ( !(m_iFlags & wxPG_FL_FOCUSED) )
4388     {
4389         SetFocusOnCanvas();
4390     }
4391
4392     wxPropertyGridPageState* state = m_pState;
4393     int splitterHit;
4394     int splitterHitOffset;
4395     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4396
4397     wxPGProperty* p = DoGetItemAtY(y);
4398
4399     if ( p )
4400     {
4401         int depth = (int)p->GetDepth() - 1;
4402
4403         int marginEnds = m_marginWidth + ( depth * m_subgroup_extramargin );
4404
4405         if ( x >= marginEnds )
4406         {
4407             // Outside margin.
4408
4409             if ( p->IsCategory() )
4410             {
4411                 // This is category.
4412                 wxPropertyCategory* pwc = (wxPropertyCategory*)p;
4413
4414                 int textX = m_marginWidth + ((unsigned int)((pwc->m_depth-1)*m_subgroup_extramargin));
4415
4416                 // Expand, collapse, activate etc. if click on text or left of splitter.
4417                 if ( x >= textX
4418                      &&
4419                      ( x < (textX+pwc->GetTextExtent(this, m_captionFont)+(wxPG_CAPRECTXMARGIN*2)) ||
4420                        columnHit == 0
4421                      )
4422                     )
4423                 {
4424                     if ( !AddToSelectionFromInputEvent( p,
4425                                                         columnHit,
4426                                                         &event ) )
4427                         return res;
4428
4429                     // On double-click, expand/collapse.
4430                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4431                     {
4432                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4433                         else DoExpand( p, true );
4434                     }
4435                 }
4436             }
4437             else if ( splitterHit == -1 )
4438             {
4439             // Click on value.
4440                 unsigned int selFlag = 0;
4441                 if ( columnHit == 1 )
4442                 {
4443                     m_iFlags |= wxPG_FL_ACTIVATION_BY_CLICK;
4444                     selFlag = wxPG_SEL_FOCUS;
4445                 }
4446                 if ( !AddToSelectionFromInputEvent( p,
4447                                                     columnHit,
4448                                                     &event,
4449                                                     selFlag ) )
4450                     return res;
4451
4452                 m_iFlags &= ~(wxPG_FL_ACTIVATION_BY_CLICK);
4453
4454                 if ( p->GetChildCount() && !p->IsCategory() )
4455                     // On double-click, expand/collapse.
4456                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4457                     {
4458                         wxPGProperty* pwc = (wxPGProperty*)p;
4459                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4460                         else DoExpand( p, true );
4461                     }
4462
4463                 res = false;
4464             }
4465             else
4466             {
4467             // click on splitter
4468                 if ( !(m_windowStyle & wxPG_STATIC_SPLITTER) )
4469                 {
4470                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
4471                     {
4472                         // Double-clicking the splitter causes auto-centering
4473                         CenterSplitter( true );
4474                     }
4475                     else if ( m_dragStatus == 0 )
4476                     {
4477                         //
4478                         // Begin draggin the splitter
4479                         //
4480
4481                         // send event
4482                         DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
4483
4484                         if ( m_wndEditor )
4485                         {
4486                             // Changes must be committed here or the
4487                             // value won't be drawn correctly
4488                             if ( !CommitChangesFromEditor() )
4489                                 return res;
4490
4491                             m_wndEditor->Show ( false );
4492                         }
4493
4494                         if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
4495                         {
4496                             CaptureMouse();
4497                             m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
4498                         }
4499
4500                         m_dragStatus = 1;
4501                         m_draggedSplitter = splitterHit;
4502                         m_dragOffset = splitterHitOffset;
4503
4504                     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4505                         // Fixes button disappearance bug
4506                         if ( m_wndEditor2 )
4507                             m_wndEditor2->Show ( false );
4508                     #endif
4509
4510                         m_startingSplitterX = x - splitterHitOffset;
4511                     }
4512                 }
4513             }
4514         }
4515         else
4516         {
4517         // Click on margin.
4518             if ( p->GetChildCount() )
4519             {
4520                 int nx = x + m_marginWidth - marginEnds; // Normalize x.
4521
4522                 if ( (nx >= m_gutterWidth && nx < (m_gutterWidth+m_iconWidth)) )
4523                 {
4524                     int y2 = y % m_lineHeight;
4525                     if ( (y2 >= m_buttonSpacingY && y2 < (m_buttonSpacingY+m_iconHeight)) )
4526                     {
4527                         // On click on expander button, expand/collapse
4528                         if ( ((wxPGProperty*)p)->IsExpanded() )
4529                             DoCollapse( p, true );
4530                         else
4531                             DoExpand( p, true );
4532                     }
4533                 }
4534             }
4535         }
4536     }
4537     return res;
4538 }
4539
4540 // -----------------------------------------------------------------------
4541
4542 bool wxPropertyGrid::HandleMouseRightClick( int WXUNUSED(x),
4543                                             unsigned int WXUNUSED(y),
4544                                             wxMouseEvent& event )
4545 {
4546     if ( m_propHover )
4547     {
4548         // Select property here as well
4549         wxPGProperty* p = m_propHover;
4550         AddToSelectionFromInputEvent(p, m_colHover, &event);
4551
4552         // Send right click event.
4553         SendEvent( wxEVT_PG_RIGHT_CLICK, p );
4554
4555         return true;
4556     }
4557     return false;
4558 }
4559
4560 // -----------------------------------------------------------------------
4561
4562 bool wxPropertyGrid::HandleMouseDoubleClick( int WXUNUSED(x),
4563                                              unsigned int WXUNUSED(y),
4564                                              wxMouseEvent& event )
4565 {
4566     if ( m_propHover )
4567     {
4568         // Select property here as well
4569         wxPGProperty* p = m_propHover;
4570
4571         AddToSelectionFromInputEvent(p, m_colHover, &event);
4572
4573         // Send double-click event.
4574         SendEvent( wxEVT_PG_DOUBLE_CLICK, m_propHover );
4575
4576         return true;
4577     }
4578     return false;
4579 }
4580
4581 // -----------------------------------------------------------------------
4582
4583 #if wxPG_SUPPORT_TOOLTIPS
4584
4585 void wxPropertyGrid::SetToolTip( const wxString& tipString )
4586 {
4587     if ( tipString.length() )
4588     {
4589         wxScrolledWindow::SetToolTip(tipString);
4590     }
4591     else
4592     {
4593     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4594         wxScrolledWindow::SetToolTip( m_emptyString );
4595     #else
4596         wxScrolledWindow::SetToolTip( NULL );
4597     #endif
4598     }
4599 }
4600
4601 #endif // #if wxPG_SUPPORT_TOOLTIPS
4602
4603 // -----------------------------------------------------------------------
4604
4605 // Return false if should be skipped
4606 bool wxPropertyGrid::HandleMouseMove( int x, unsigned int y,
4607                                       wxMouseEvent &event )
4608 {
4609     // Safety check (needed because mouse capturing may
4610     // otherwise freeze the control)
4611     if ( m_dragStatus > 0 && !event.Dragging() )
4612     {
4613         HandleMouseUp(x, y, event);
4614     }
4615
4616     wxPropertyGridPageState* state = m_pState;
4617     int splitterHit;
4618     int splitterHitOffset;
4619     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4620     int splitterX = x - splitterHitOffset;
4621
4622     m_colHover = columnHit;
4623
4624     if ( m_dragStatus > 0 )
4625     {
4626         if ( x > (m_marginWidth + wxPG_DRAG_MARGIN) &&
4627              x < (m_pState->m_width - wxPG_DRAG_MARGIN) )
4628         {
4629
4630             int newSplitterX = x - m_dragOffset;
4631             int splitterX = x - splitterHitOffset;
4632
4633             // Splitter redraw required?
4634             if ( newSplitterX != splitterX )
4635             {
4636                 // Move everything
4637                 SetInternalFlag(wxPG_FL_DONT_CENTER_SPLITTER);
4638                 state->DoSetSplitterPosition(newSplitterX,
4639                                              m_draggedSplitter,
4640                                              false);
4641                 state->m_fSplitterX = (float) newSplitterX;
4642
4643                 if ( GetSelection() )
4644                     CorrectEditorWidgetSizeX();
4645
4646                 Update();
4647                 Refresh();
4648             }
4649
4650             m_dragStatus = 2;
4651         }
4652
4653         return false;
4654     }
4655     else
4656     {
4657
4658         int ih = m_lineHeight;
4659         int sy = y;
4660
4661     #if wxPG_SUPPORT_TOOLTIPS
4662         wxPGProperty* prevHover = m_propHover;
4663         unsigned char prevSide = m_mouseSide;
4664     #endif
4665         int curPropHoverY = y - (y % ih);
4666
4667         // On which item it hovers
4668         if ( !m_propHover
4669              ||
4670              ( sy < m_propHoverY || sy >= (m_propHoverY+ih) )
4671            )
4672         {
4673             // Mouse moves on another property
4674
4675             m_propHover = DoGetItemAtY(y);
4676             m_propHoverY = curPropHoverY;
4677
4678             // Send hover event
4679             SendEvent( wxEVT_PG_HIGHLIGHTED, m_propHover );
4680         }
4681
4682     #if wxPG_SUPPORT_TOOLTIPS
4683         // Store which side we are on
4684         m_mouseSide = 0;
4685         if ( columnHit == 1 )
4686             m_mouseSide = 2;
4687         else if ( columnHit == 0 )
4688             m_mouseSide = 1;
4689
4690         //
4691         // If tooltips are enabled, show label or value as a tip
4692         // in case it doesn't otherwise show in full length.
4693         //
4694         if ( m_windowStyle & wxPG_TOOLTIPS )
4695         {
4696             wxToolTip* tooltip = GetToolTip();
4697
4698             if ( m_propHover != prevHover || prevSide != m_mouseSide )
4699             {
4700                 if ( m_propHover && !m_propHover->IsCategory() )
4701                 {
4702
4703                     if ( GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS )
4704                     {
4705                         // Show help string as a tooltip
4706                         wxString tipString = m_propHover->GetHelpString();
4707
4708                         SetToolTip(tipString);
4709                     }
4710                     else
4711                     {
4712                         // Show cropped value string as a tooltip
4713                         wxString tipString;
4714                         int space = 0;
4715
4716                         if ( m_mouseSide == 1 )
4717                         {
4718                             tipString = m_propHover->m_label;
4719                             space = splitterX-m_marginWidth-3;
4720                         }
4721                         else if ( m_mouseSide == 2 )
4722                         {
4723                             tipString = m_propHover->GetDisplayedString();
4724
4725                             space = m_width - splitterX;
4726                             if ( m_propHover->m_flags & wxPG_PROP_CUSTOMIMAGE )
4727                                 space -= wxPG_CUSTOM_IMAGE_WIDTH +
4728                                          wxCC_CUSTOM_IMAGE_MARGIN1 +
4729                                          wxCC_CUSTOM_IMAGE_MARGIN2;
4730                         }
4731
4732                         if ( space )
4733                         {
4734                             int tw, th;
4735                             GetTextExtent( tipString, &tw, &th, 0, 0 );
4736                             if ( tw > space )
4737                             {
4738                                 SetToolTip( tipString );
4739                             }
4740                         }
4741                         else
4742                         {
4743                             if ( tooltip )
4744                             {
4745                             #if wxPG_ALLOW_EMPTY_TOOLTIPS
4746                                 SetToolTip( m_emptyString );
4747                             #else
4748                                 wxScrolledWindow::SetToolTip( NULL );
4749                             #endif
4750                             }
4751                         }
4752
4753                     }
4754                 }
4755                 else
4756                 {
4757                     if ( tooltip )
4758                     {
4759                     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4760                         SetToolTip( m_emptyString );
4761                     #else
4762                         wxScrolledWindow::SetToolTip( NULL );
4763                     #endif
4764                     }
4765                 }
4766             }
4767         }
4768     #endif
4769
4770         if ( splitterHit == -1 ||
4771              !m_propHover ||
4772              HasFlag(wxPG_STATIC_SPLITTER) )
4773         {
4774             // hovering on something else
4775             if ( m_curcursor != wxCURSOR_ARROW )
4776                 CustomSetCursor( wxCURSOR_ARROW );
4777         }
4778         else
4779         {
4780             // Do not allow splitter cursor on caption items.
4781             // (also not if we were dragging and its started
4782             // outside the splitter region)
4783
4784             if ( !m_propHover->IsCategory() &&
4785                  !event.Dragging() )
4786             {
4787
4788                 // hovering on splitter
4789
4790                 // NB: Condition disabled since MouseLeave event (from the
4791                 //     editor control) cannot be reliably detected.
4792                 //if ( m_curcursor != wxCURSOR_SIZEWE )
4793                 CustomSetCursor( wxCURSOR_SIZEWE, true );
4794
4795                 return false;
4796             }
4797             else
4798             {
4799                 // hovering on something else
4800                 if ( m_curcursor != wxCURSOR_ARROW )
4801                     CustomSetCursor( wxCURSOR_ARROW );
4802             }
4803         }
4804
4805         //
4806         // Multi select by dragging
4807         //
4808         if ( (GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION) &&
4809              event.LeftIsDown() &&
4810              m_propHover &&
4811              GetSelection() &&
4812              columnHit != 1 &&
4813              !state->DoIsPropertySelected(m_propHover) )
4814         {
4815             // Additional requirement is that the hovered property
4816             // is adjacent to edges of selection.
4817             const wxArrayPGProperty& selection = GetSelectedProperties();
4818
4819             // Since categories cannot be selected along with 'other'
4820             // properties, exclude them from iterator flags.
4821             int iterFlags = wxPG_ITERATE_VISIBLE & (~wxPG_PROP_CATEGORY);
4822
4823             for ( int i=(selection.size()-1); i>=0; i-- )
4824             {
4825                 // TODO: This could be optimized by keeping track of
4826                 //       which properties are at the edges of selection.
4827                 wxPGProperty* selProp = selection[i];
4828                 if ( state->ArePropertiesAdjacent(m_propHover, selProp,
4829                                                   iterFlags) )
4830                 {
4831                     DoAddToSelection(m_propHover);
4832                     break;
4833                 }
4834             }
4835         }
4836     }
4837     return true;
4838 }
4839
4840 // -----------------------------------------------------------------------
4841
4842 // Also handles Leaving event
4843 bool wxPropertyGrid::HandleMouseUp( int x, unsigned int WXUNUSED(y),
4844                                     wxMouseEvent &WXUNUSED(event) )
4845 {
4846     wxPropertyGridPageState* state = m_pState;
4847     bool res = false;
4848
4849     int splitterHit;
4850     int splitterHitOffset;
4851     state->HitTestH( x, &splitterHit, &splitterHitOffset );
4852
4853     // No event type check - basicly calling this method should
4854     // just stop dragging.
4855     // Left up after dragged?
4856     if ( m_dragStatus >= 1 )
4857     {
4858     //
4859     // End Splitter Dragging
4860     //
4861         // DO NOT ENABLE FOLLOWING LINE!
4862         // (it is only here as a reminder to not to do it)
4863         //splitterX = x;
4864
4865         // Disable splitter auto-centering
4866         m_iFlags |= wxPG_FL_DONT_CENTER_SPLITTER;
4867
4868         // This is necessary to return cursor
4869         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
4870         {
4871             ReleaseMouse();
4872             m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
4873         }
4874
4875         // Set back the default cursor, if necessary
4876         if ( splitterHit == -1 ||
4877              !m_propHover )
4878         {
4879             CustomSetCursor( wxCURSOR_ARROW );
4880         }
4881
4882         m_dragStatus = 0;
4883
4884         // Control background needs to be cleared
4885         wxPGProperty* selected = GetSelection();
4886         if ( !(m_iFlags & wxPG_FL_PRIMARY_FILLS_ENTIRE) && selected )
4887             DrawItem( selected );
4888
4889         if ( m_wndEditor )
4890         {
4891             m_wndEditor->Show ( true );
4892         }
4893
4894     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4895         // Fixes button disappearance bug
4896         if ( m_wndEditor2 )
4897             m_wndEditor2->Show ( true );
4898     #endif
4899
4900         // This clears the focus.
4901         m_editorFocused = 0;
4902
4903     }
4904     return res;
4905 }
4906
4907 // -----------------------------------------------------------------------
4908
4909 bool wxPropertyGrid::OnMouseCommon( wxMouseEvent& event, int* px, int* py )
4910 {
4911     int splitterX = GetSplitterPosition();
4912
4913     int ux, uy;
4914     CalcUnscrolledPosition( event.m_x, event.m_y, &ux, &uy );
4915
4916     wxWindow* wnd = GetEditorControl();
4917
4918     // Hide popup on clicks
4919     if ( event.GetEventType() != wxEVT_MOTION )
4920         if ( wnd && wnd->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
4921         {
4922             ((wxOwnerDrawnComboBox*)wnd)->HidePopup();
4923         }
4924
4925     wxRect r;
4926     if ( wnd )
4927         r = wnd->GetRect();
4928     if ( wnd == NULL || m_dragStatus ||
4929          (
4930            ux <= (splitterX + wxPG_SPLITTERX_DETECTMARGIN2) ||
4931            ux >= (r.x+r.width) ||
4932            event.m_y < r.y ||
4933            event.m_y >= (r.y+r.height)
4934          )
4935        )
4936     {
4937         *px = ux;
4938         *py = uy;
4939         return true;
4940     }
4941     else
4942     {
4943         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
4944     }
4945     return false;
4946 }
4947
4948 // -----------------------------------------------------------------------
4949
4950 void wxPropertyGrid::OnMouseClick( wxMouseEvent &event )
4951 {
4952     int x, y;
4953     if ( OnMouseCommon( event, &x, &y ) )
4954     {
4955         HandleMouseClick(x,y,event);
4956     }
4957     event.Skip();
4958 }
4959
4960 // -----------------------------------------------------------------------
4961
4962 void wxPropertyGrid::OnMouseRightClick( wxMouseEvent &event )
4963 {
4964     int x, y;
4965     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
4966     HandleMouseRightClick(x,y,event);
4967     event.Skip();
4968 }
4969
4970 // -----------------------------------------------------------------------
4971
4972 void wxPropertyGrid::OnMouseDoubleClick( wxMouseEvent &event )
4973 {
4974     // Always run standard mouse-down handler as well
4975     OnMouseClick(event);
4976
4977     int x, y;
4978     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
4979     HandleMouseDoubleClick(x,y,event);
4980     event.Skip();
4981 }
4982
4983 // -----------------------------------------------------------------------
4984
4985 void wxPropertyGrid::OnMouseMove( wxMouseEvent &event )
4986 {
4987     int x, y;
4988     if ( OnMouseCommon( event, &x, &y ) )
4989     {
4990         HandleMouseMove(x,y,event);
4991     }
4992     event.Skip();
4993 }
4994
4995 // -----------------------------------------------------------------------
4996
4997 void wxPropertyGrid::OnMouseUp( wxMouseEvent &event )
4998 {
4999     int x, y;
5000     if ( OnMouseCommon( event, &x, &y ) )
5001     {
5002         HandleMouseUp(x,y,event);
5003     }
5004     event.Skip();
5005 }
5006
5007 // -----------------------------------------------------------------------
5008
5009 void wxPropertyGrid::OnMouseEntry( wxMouseEvent &event )
5010 {
5011     // This may get called from child control as well, so event's
5012     // mouse position cannot be relied on.
5013
5014     if ( event.Entering() )
5015     {
5016         if ( !(m_iFlags & wxPG_FL_MOUSE_INSIDE) )
5017         {
5018             // TODO: Fix this (detect parent and only do
5019             //   cursor trick if it is a manager).
5020             wxASSERT( GetParent() );
5021             GetParent()->SetCursor(wxNullCursor);
5022
5023             m_iFlags |= wxPG_FL_MOUSE_INSIDE;
5024         }
5025         else
5026             GetParent()->SetCursor(wxNullCursor);
5027     }
5028     else if ( event.Leaving() )
5029     {
5030         // Without this, wxSpinCtrl editor will sometimes have wrong cursor
5031         SetCursor( wxNullCursor );
5032
5033         // Get real cursor position
5034         wxPoint pt = ScreenToClient(::wxGetMousePosition());
5035
5036         if ( ( pt.x <= 0 || pt.y <= 0 || pt.x >= m_width || pt.y >= m_height ) )
5037         {
5038             {
5039                 if ( (m_iFlags & wxPG_FL_MOUSE_INSIDE) )
5040                 {
5041                     m_iFlags &= ~(wxPG_FL_MOUSE_INSIDE);
5042                 }
5043
5044                 if ( m_dragStatus )
5045                     wxPropertyGrid::HandleMouseUp ( -1, 10000, event );
5046             }
5047         }
5048     }
5049
5050     event.Skip();
5051 }
5052
5053 // -----------------------------------------------------------------------
5054
5055 // Common code used by various OnMouseXXXChild methods.
5056 bool wxPropertyGrid::OnMouseChildCommon( wxMouseEvent &event, int* px, int *py )
5057 {
5058     wxWindow* topCtrlWnd = (wxWindow*)event.GetEventObject();
5059     wxASSERT( topCtrlWnd );
5060     int x, y;
5061     event.GetPosition(&x,&y);
5062
5063     int splitterX = GetSplitterPosition();
5064
5065     wxRect r = topCtrlWnd->GetRect();
5066     if ( !m_dragStatus &&
5067          x > (splitterX-r.x+wxPG_SPLITTERX_DETECTMARGIN2) &&
5068          y >= 0 && y < r.height \
5069        )
5070     {
5071         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
5072         event.Skip();
5073     }
5074     else
5075     {
5076         CalcUnscrolledPosition( event.m_x + r.x, event.m_y + r.y, \
5077             px, py );
5078         return true;
5079     }
5080     return false;
5081 }
5082
5083 void wxPropertyGrid::OnMouseClickChild( wxMouseEvent &event )
5084 {
5085     int x,y;
5086     if ( OnMouseChildCommon(event,&x,&y) )
5087     {
5088         bool res = HandleMouseClick(x,y,event);
5089         if ( !res ) event.Skip();
5090     }
5091 }
5092
5093 void wxPropertyGrid::OnMouseRightClickChild( wxMouseEvent &event )
5094 {
5095     int x,y;
5096     wxASSERT( m_wndEditor );
5097     // These coords may not be exact (about +-2),
5098     // but that should not matter (right click is about item, not position).
5099     wxPoint pt = m_wndEditor->GetPosition();
5100     CalcUnscrolledPosition( event.m_x + pt.x, event.m_y + pt.y, &x, &y );
5101
5102     // FIXME: Used to set m_propHover to selection here. Was it really
5103     //        necessary?
5104
5105     bool res = HandleMouseRightClick(x,y,event);
5106     if ( !res ) event.Skip();
5107 }
5108
5109 void wxPropertyGrid::OnMouseMoveChild( wxMouseEvent &event )
5110 {
5111     int x,y;
5112     if ( OnMouseChildCommon(event,&x,&y) )
5113     {
5114         bool res = HandleMouseMove(x,y,event);
5115         if ( !res ) event.Skip();
5116     }
5117 }
5118
5119 void wxPropertyGrid::OnMouseUpChild( wxMouseEvent &event )
5120 {
5121     int x,y;
5122     if ( OnMouseChildCommon(event,&x,&y) )
5123     {
5124         bool res = HandleMouseUp(x,y,event);
5125         if ( !res ) event.Skip();
5126     }
5127 }
5128
5129 // -----------------------------------------------------------------------
5130 // wxPropertyGrid keyboard event handling
5131 // -----------------------------------------------------------------------
5132
5133 int wxPropertyGrid::KeyEventToActions(wxKeyEvent &event, int* pSecond) const
5134 {
5135     // Translates wxKeyEvent to wxPG_ACTION_XXX
5136
5137     int keycode = event.GetKeyCode();
5138     int modifiers = event.GetModifiers();
5139
5140     wxASSERT( !(modifiers&~(0xFFFF)) );
5141
5142     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
5143
5144     wxPGHashMapI2I::const_iterator it = m_actionTriggers.find(hashMapKey);
5145
5146     if ( it == m_actionTriggers.end() )
5147         return 0;
5148
5149     if ( pSecond )
5150     {
5151         int second = (it->second>>16) & 0xFFFF;
5152         *pSecond = second;
5153     }
5154
5155     return (it->second & 0xFFFF);
5156 }
5157
5158 void wxPropertyGrid::AddActionTrigger( int action, int keycode, int modifiers )
5159 {
5160     wxASSERT( !(modifiers&~(0xFFFF)) );
5161
5162     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
5163
5164     wxPGHashMapI2I::iterator it = m_actionTriggers.find(hashMapKey);
5165
5166     if ( it != m_actionTriggers.end() )
5167     {
5168         // This key combination is already used
5169
5170         // Can add secondary?
5171         wxASSERT_MSG( !(it->second&~(0xFFFF)),
5172                       wxT("You can only add up to two separate actions per key combination.") );
5173
5174         action = it->second | (action<<16);
5175     }
5176
5177     m_actionTriggers[hashMapKey] = action;
5178 }
5179
5180 void wxPropertyGrid::ClearActionTriggers( int action )
5181 {
5182     wxPGHashMapI2I::iterator it;
5183     bool didSomething;
5184
5185     do
5186     {
5187         didSomething = false;
5188
5189         for ( it = m_actionTriggers.begin();
5190               it != m_actionTriggers.end();
5191               it++ )
5192         {
5193             if ( it->second == action )
5194             {
5195                 m_actionTriggers.erase(it);
5196                 didSomething = true;
5197                 break;
5198             }
5199         }
5200     }
5201     while ( didSomething );
5202 }
5203
5204 void wxPropertyGrid::HandleKeyEvent( wxKeyEvent &event, bool fromChild )
5205 {
5206     //
5207     // Handles key event when editor control is not focused.
5208     //
5209
5210     wxCHECK2(!m_frozen, return);
5211
5212     // Travelsal between items, collapsing/expanding, etc.
5213     wxPGProperty* selected = GetSelection();
5214     int keycode = event.GetKeyCode();
5215     bool editorFocused = IsEditorFocused();
5216
5217     if ( keycode == WXK_TAB )
5218     {
5219         wxWindow* mainControl;
5220
5221         if ( HasInternalFlag(wxPG_FL_IN_MANAGER) )
5222             mainControl = GetParent();
5223         else
5224             mainControl = this;
5225
5226         if ( !event.ShiftDown() )
5227         {
5228             if ( !editorFocused && m_wndEditor )
5229             {
5230                 DoSelectProperty( selected, wxPG_SEL_FOCUS );
5231             }
5232             else
5233             {
5234                 // Tab traversal workaround for platforms on which
5235                 // wxWindow::Navigate() may navigate into first child
5236                 // instead of next sibling. Does not work perfectly
5237                 // in every scenario (for instance, when property grid
5238                 // is either first or last control).
5239             #if defined(__WXGTK__)
5240                 wxWindow* sibling = mainControl->GetNextSibling();
5241                 if ( sibling )
5242                     sibling->SetFocusFromKbd();
5243             #else
5244                 Navigate(wxNavigationKeyEvent::IsForward);
5245             #endif
5246             }
5247         }
5248         else
5249         {
5250             if ( editorFocused )
5251             {
5252                 UnfocusEditor();
5253             }
5254             else
5255             {
5256             #if defined(__WXGTK__)
5257                 wxWindow* sibling = mainControl->GetPrevSibling();
5258                 if ( sibling )
5259                     sibling->SetFocusFromKbd();
5260             #else
5261                 Navigate(wxNavigationKeyEvent::IsBackward);
5262             #endif
5263             }
5264         }
5265
5266         return;
5267     }
5268
5269     // Ignore Alt and Control when they are down alone
5270     if ( keycode == WXK_ALT ||
5271          keycode == WXK_CONTROL )
5272     {
5273         event.Skip();
5274         return;
5275     }
5276
5277     int secondAction;
5278     int action = KeyEventToActions(event, &secondAction);
5279
5280     if ( editorFocused && action == wxPG_ACTION_CANCEL_EDIT )
5281     {
5282         //
5283         // Esc cancels any changes
5284         if ( IsEditorsValueModified() )
5285         {
5286             EditorsValueWasNotModified();
5287
5288             // Update the control as well
5289             selected->GetEditorClass()->
5290                 SetControlStringValue( selected,
5291                                        GetEditorControl(),
5292                                        selected->GetDisplayedString() );
5293         }
5294
5295         OnValidationFailureReset(selected);
5296
5297         UnfocusEditor();
5298         return;
5299     }
5300
5301     // Except for TAB and ESC, handle child control events in child control
5302     if ( fromChild )
5303     {
5304         // Only propagate event if it had modifiers
5305         if ( !event.HasModifiers() )
5306         {
5307             event.StopPropagation();
5308         }
5309         event.Skip();
5310         return;
5311     }
5312
5313     bool wasHandled = false;
5314
5315     if ( selected )
5316     {
5317         // Show dialog?
5318         if ( ButtonTriggerKeyTest(action, event) )
5319             return;
5320
5321         wxPGProperty* p = selected;
5322
5323         // Travel and expand/collapse
5324         int selectDir = -2;
5325
5326         if ( p->GetChildCount() )
5327         {
5328             if ( action == wxPG_ACTION_COLLAPSE_PROPERTY || secondAction == wxPG_ACTION_COLLAPSE_PROPERTY )
5329             {
5330                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Collapse(p) )
5331                     wasHandled = true;
5332             }
5333             else if ( action == wxPG_ACTION_EXPAND_PROPERTY || secondAction == wxPG_ACTION_EXPAND_PROPERTY )
5334             {
5335                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Expand(p) )
5336                     wasHandled = true;
5337             }
5338         }
5339
5340         if ( !wasHandled )
5341         {
5342             if ( action == wxPG_ACTION_PREV_PROPERTY || secondAction == wxPG_ACTION_PREV_PROPERTY )
5343             {
5344                 selectDir = -1;
5345             }
5346             else if ( action == wxPG_ACTION_NEXT_PROPERTY || secondAction == wxPG_ACTION_NEXT_PROPERTY )
5347             {
5348                 selectDir = 1;
5349             }
5350         }
5351
5352         if ( selectDir >= -1 )
5353         {
5354             p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
5355             if ( p )
5356                 DoSelectProperty(p);
5357             wasHandled = true;
5358         }
5359     }
5360     else
5361     {
5362         // If nothing was selected, select the first item now
5363         // (or navigate out of tab).
5364         if ( action != wxPG_ACTION_CANCEL_EDIT && secondAction != wxPG_ACTION_CANCEL_EDIT )
5365         {
5366             wxPGProperty* p = wxPropertyGridInterface::GetFirst();
5367             if ( p ) DoSelectProperty(p);
5368             wasHandled = true;
5369         }
5370     }
5371
5372     if ( !wasHandled )
5373         event.Skip();
5374 }
5375
5376 // -----------------------------------------------------------------------
5377
5378 void wxPropertyGrid::OnKey( wxKeyEvent &event )
5379 {
5380     // If there was editor open and focused, then this event should not
5381     // really be processed here.
5382     if ( IsEditorFocused() )
5383     {
5384         // However, if event had modifiers, it is probably still best
5385         // to skip it.
5386         if ( event.HasModifiers() )
5387             event.Skip();
5388         else
5389             event.StopPropagation();
5390         return;
5391     }
5392
5393     HandleKeyEvent(event, false);
5394 }
5395
5396 // -----------------------------------------------------------------------
5397
5398 bool wxPropertyGrid::ButtonTriggerKeyTest( int action, wxKeyEvent& event )
5399 {
5400     if ( action == -1 )
5401     {
5402         int secondAction;
5403         action = KeyEventToActions(event, &secondAction);
5404     }
5405
5406     // Does the keycode trigger button?
5407     if ( action == wxPG_ACTION_PRESS_BUTTON &&
5408          m_wndEditor2 )
5409     {
5410         wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED, m_wndEditor2->GetId());
5411         GetEventHandler()->AddPendingEvent(evt);
5412         return true;
5413     }
5414
5415     return false;
5416 }
5417
5418 // -----------------------------------------------------------------------
5419
5420 void wxPropertyGrid::OnChildKeyDown( wxKeyEvent &event )
5421 {
5422     HandleKeyEvent(event, true);
5423 }
5424
5425 // -----------------------------------------------------------------------
5426 // wxPropertyGrid miscellaneous event handling
5427 // -----------------------------------------------------------------------
5428
5429 void wxPropertyGrid::OnIdle( wxIdleEvent& WXUNUSED(event) )
5430 {
5431     //
5432     // Check if the focus is in this control or one of its children
5433     wxWindow* newFocused = wxWindow::FindFocus();
5434
5435     if ( newFocused != m_curFocused )
5436         HandleFocusChange( newFocused );
5437
5438     //
5439     // Check if top-level parent has changed
5440     if ( GetExtraStyle() & wxPG_EX_ENABLE_TLP_TRACKING )
5441     {
5442         wxWindow* tlp = ::wxGetTopLevelParent(this);
5443         if ( tlp != m_tlp )
5444             OnTLPChanging(tlp);
5445     }
5446 }
5447
5448 bool wxPropertyGrid::IsEditorFocused() const
5449 {
5450     wxWindow* focus = wxWindow::FindFocus();
5451
5452     if ( focus == m_wndEditor || focus == m_wndEditor2 ||
5453          focus == GetEditorControl() )
5454          return true;
5455
5456     return false;
5457 }
5458
5459 // Called by focus event handlers. newFocused is the window that becomes focused.
5460 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
5461 {
5462     unsigned int oldFlags = m_iFlags;
5463
5464     m_iFlags &= ~(wxPG_FL_FOCUSED);
5465
5466     wxWindow* parent = newFocused;
5467
5468     // This must be one of nextFocus' parents.
5469     while ( parent )
5470     {
5471         // Use m_eventObject, which is either wxPropertyGrid or
5472         // wxPropertyGridManager, as appropriate.
5473         if ( parent == m_eventObject )
5474         {
5475             m_iFlags |= wxPG_FL_FOCUSED;
5476             break;
5477         }
5478         parent = parent->GetParent();
5479     }
5480
5481     m_curFocused = newFocused;
5482
5483     if ( (m_iFlags & wxPG_FL_FOCUSED) !=
5484          (oldFlags & wxPG_FL_FOCUSED) )
5485     {
5486         if ( !(m_iFlags & wxPG_FL_FOCUSED) )
5487         {
5488             // Need to store changed value
5489             CommitChangesFromEditor();
5490         }
5491         else
5492         {
5493             /*
5494             //
5495             // Preliminary code for tab-order respecting
5496             // tab-traversal (but should be moved to
5497             // OnNav handler)
5498             //
5499             wxWindow* prevFocus = event.GetWindow();
5500             wxWindow* useThis = this;
5501             if ( m_iFlags & wxPG_FL_IN_MANAGER )
5502                 useThis = GetParent();
5503
5504             if ( prevFocus &&
5505                  prevFocus->GetParent() == useThis->GetParent() )
5506             {
5507                 wxList& children = useThis->GetParent()->GetChildren();
5508
5509                 wxNode* node = children.Find(prevFocus);
5510
5511                 if ( node->GetNext() &&
5512                      useThis == node->GetNext()->GetData() )
5513                     DoSelectProperty(GetFirst());
5514                 else if ( node->GetPrevious () &&
5515                           useThis == node->GetPrevious()->GetData() )
5516                     DoSelectProperty(GetLastProperty());
5517
5518             }
5519             */
5520         }
5521
5522         // Redraw selected
5523         wxPGProperty* selected = GetSelection();
5524         if ( selected && (m_iFlags & wxPG_FL_INITIALIZED) )
5525             DrawItem( selected );
5526     }
5527 }
5528
5529 void wxPropertyGrid::OnFocusEvent( wxFocusEvent& event )
5530 {
5531     if ( event.GetEventType() == wxEVT_SET_FOCUS )
5532         HandleFocusChange((wxWindow*)event.GetEventObject());
5533     // Line changed to "else" when applying wxPropertyGrid patch #1675902
5534     //else if ( event.GetWindow() )
5535     else
5536         HandleFocusChange(event.GetWindow());
5537
5538     event.Skip();
5539 }
5540
5541 // -----------------------------------------------------------------------
5542
5543 void wxPropertyGrid::OnChildFocusEvent( wxChildFocusEvent& event )
5544 {
5545     HandleFocusChange((wxWindow*)event.GetEventObject());
5546     event.Skip();
5547 }
5548
5549 // -----------------------------------------------------------------------
5550
5551 void wxPropertyGrid::OnScrollEvent( wxScrollWinEvent &event )
5552 {
5553     m_iFlags |= wxPG_FL_SCROLLED;
5554
5555     event.Skip();
5556 }
5557
5558 // -----------------------------------------------------------------------
5559
5560 void wxPropertyGrid::OnCaptureChange( wxMouseCaptureChangedEvent& WXUNUSED(event) )
5561 {
5562     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5563     {
5564         m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5565     }
5566 }
5567
5568 // -----------------------------------------------------------------------
5569 // Property editor related functions
5570 // -----------------------------------------------------------------------
5571
5572 // noDefCheck = true prevents infinite recursion.
5573 wxPGEditor* wxPropertyGrid::DoRegisterEditorClass( wxPGEditor* editorClass,
5574                                                    const wxString& editorName,
5575                                                    bool noDefCheck )
5576 {
5577     wxASSERT( editorClass );
5578
5579     if ( !noDefCheck && wxPGGlobalVars->m_mapEditorClasses.empty() )
5580         RegisterDefaultEditors();
5581
5582     wxString name = editorName;
5583     if ( name.length() == 0 )
5584         name = editorClass->GetName();
5585
5586     // Existing editor under this name?
5587     wxPGHashMapS2P::iterator vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5588
5589     if ( vt_it != wxPGGlobalVars->m_mapEditorClasses.end() )
5590     {
5591         // If this name was already used, try class name.
5592         name = editorClass->GetClassInfo()->GetClassName();
5593         vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5594     }
5595
5596     wxCHECK_MSG( vt_it == wxPGGlobalVars->m_mapEditorClasses.end(),
5597                  (wxPGEditor*) vt_it->second,
5598                  "Editor with given name was already registered" );
5599
5600     wxPGGlobalVars->m_mapEditorClasses[name] = (void*)editorClass;
5601
5602     return editorClass;
5603 }
5604
5605 // Use this in RegisterDefaultEditors.
5606 #define wxPGRegisterDefaultEditorClass(EDITOR) \
5607     if ( wxPGEditor_##EDITOR == NULL ) \
5608     { \
5609         wxPGEditor_##EDITOR = wxPropertyGrid::RegisterEditorClass( \
5610             new wxPG##EDITOR##Editor, true ); \
5611     }
5612
5613 // Registers all default editor classes
5614 void wxPropertyGrid::RegisterDefaultEditors()
5615 {
5616     wxPGRegisterDefaultEditorClass( TextCtrl );
5617     wxPGRegisterDefaultEditorClass( Choice );
5618     wxPGRegisterDefaultEditorClass( ComboBox );
5619     wxPGRegisterDefaultEditorClass( TextCtrlAndButton );
5620 #if wxPG_INCLUDE_CHECKBOX
5621     wxPGRegisterDefaultEditorClass( CheckBox );
5622 #endif
5623     wxPGRegisterDefaultEditorClass( ChoiceAndButton );
5624
5625     // Register SpinCtrl etc. editors before use
5626     RegisterAdditionalEditors();
5627 }
5628
5629 // -----------------------------------------------------------------------
5630 // wxPGStringTokenizer
5631 //   Needed to handle C-style string lists (e.g. "str1" "str2")
5632 // -----------------------------------------------------------------------
5633
5634 wxPGStringTokenizer::wxPGStringTokenizer( const wxString& str, wxChar delimeter )
5635     : m_str(&str), m_curPos(str.begin()), m_delimeter(delimeter)
5636 {
5637 }
5638
5639 wxPGStringTokenizer::~wxPGStringTokenizer()
5640 {
5641 }
5642
5643 bool wxPGStringTokenizer::HasMoreTokens()
5644 {
5645     const wxString& str = *m_str;
5646
5647     wxString::const_iterator i = m_curPos;
5648
5649     wxUniChar delim = m_delimeter;
5650     wxUniChar a;
5651     wxUniChar prev_a = wxT('\0');
5652
5653     bool inToken = false;
5654
5655     while ( i != str.end() )
5656     {
5657         a = *i;
5658
5659         if ( !inToken )
5660         {
5661             if ( a == delim )
5662             {
5663                 inToken = true;
5664                 m_readyToken.clear();
5665             }
5666         }
5667         else
5668         {
5669             if ( prev_a != wxT('\\') )
5670             {
5671                 if ( a != delim )
5672                 {
5673                     if ( a != wxT('\\') )
5674                         m_readyToken << a;
5675                 }
5676                 else
5677                 {
5678                     ++i;
5679                     m_curPos = i;
5680                     return true;
5681                 }
5682                 prev_a = a;
5683             }
5684             else
5685             {
5686                 m_readyToken << a;
5687                 prev_a = wxT('\0');
5688             }
5689         }
5690         ++i;
5691     }
5692
5693     m_curPos = str.end();
5694
5695     if ( inToken )
5696         return true;
5697
5698     return false;
5699 }
5700
5701 wxString wxPGStringTokenizer::GetNextToken()
5702 {
5703     return m_readyToken;
5704 }
5705
5706 // -----------------------------------------------------------------------
5707 // wxPGChoiceEntry
5708 // -----------------------------------------------------------------------
5709
5710 wxPGChoiceEntry::wxPGChoiceEntry()
5711     : wxPGCell(), m_value(wxPG_INVALID_VALUE)
5712 {
5713 }
5714
5715 // -----------------------------------------------------------------------
5716 // wxPGChoicesData
5717 // -----------------------------------------------------------------------
5718
5719 wxPGChoicesData::wxPGChoicesData()
5720 {
5721 }
5722
5723 wxPGChoicesData::~wxPGChoicesData()
5724 {
5725     Clear();
5726 }
5727
5728 void wxPGChoicesData::Clear()
5729 {
5730     m_items.clear();
5731 }
5732
5733 void wxPGChoicesData::CopyDataFrom( wxPGChoicesData* data )
5734 {
5735     wxASSERT( m_items.size() == 0 );
5736
5737     m_items = data->m_items;
5738 }
5739
5740 wxPGChoiceEntry& wxPGChoicesData::Insert( int index,
5741                                           const wxPGChoiceEntry& item )
5742 {
5743     wxVector<wxPGChoiceEntry>::iterator it;
5744     if ( index == -1 )
5745     {
5746         it = m_items.end();
5747         index = (int) m_items.size();
5748     }
5749     else
5750     {
5751         it = m_items.begin() + index;
5752     }
5753
5754     m_items.insert(it, item);
5755
5756     wxPGChoiceEntry& ownEntry = m_items[index];
5757
5758     // Need to fix value?
5759     if ( ownEntry.GetValue() == wxPG_INVALID_VALUE )
5760         ownEntry.SetValue(index);
5761
5762     return ownEntry;
5763 }
5764
5765 // -----------------------------------------------------------------------
5766 // wxPropertyGridEvent
5767 // -----------------------------------------------------------------------
5768
5769 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGridEvent, wxCommandEvent)
5770
5771
5772 wxDEFINE_EVENT( wxEVT_PG_SELECTED, wxPropertyGridEvent );
5773 wxDEFINE_EVENT( wxEVT_PG_CHANGING, wxPropertyGridEvent );
5774 wxDEFINE_EVENT( wxEVT_PG_CHANGED, wxPropertyGridEvent );
5775 wxDEFINE_EVENT( wxEVT_PG_HIGHLIGHTED, wxPropertyGridEvent );
5776 wxDEFINE_EVENT( wxEVT_PG_RIGHT_CLICK, wxPropertyGridEvent );
5777 wxDEFINE_EVENT( wxEVT_PG_PAGE_CHANGED, wxPropertyGridEvent );
5778 wxDEFINE_EVENT( wxEVT_PG_ITEM_EXPANDED, wxPropertyGridEvent );
5779 wxDEFINE_EVENT( wxEVT_PG_ITEM_COLLAPSED, wxPropertyGridEvent );
5780 wxDEFINE_EVENT( wxEVT_PG_DOUBLE_CLICK, wxPropertyGridEvent );
5781 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_BEGIN, wxPropertyGridEvent );
5782 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_ENDING, wxPropertyGridEvent );
5783
5784 // -----------------------------------------------------------------------
5785
5786 void wxPropertyGridEvent::Init()
5787 {
5788     m_validationInfo = NULL;
5789     m_column = 1;
5790     m_canVeto = false;
5791     m_wasVetoed = false;
5792 }
5793
5794 // -----------------------------------------------------------------------
5795
5796 wxPropertyGridEvent::wxPropertyGridEvent(wxEventType commandType, int id)
5797     : wxCommandEvent(commandType,id)
5798 {
5799     m_property = NULL;
5800     Init();
5801 }
5802
5803 // -----------------------------------------------------------------------
5804
5805 wxPropertyGridEvent::wxPropertyGridEvent(const wxPropertyGridEvent& event)
5806     : wxCommandEvent(event)
5807 {
5808     m_eventType = event.GetEventType();
5809     m_eventObject = event.m_eventObject;
5810     m_pg = event.m_pg;
5811     OnPropertyGridSet();
5812     m_property = event.m_property;
5813     m_validationInfo = event.m_validationInfo;
5814     m_canVeto = event.m_canVeto;
5815     m_wasVetoed = event.m_wasVetoed;
5816 }
5817
5818 // -----------------------------------------------------------------------
5819
5820 void wxPropertyGridEvent::OnPropertyGridSet()
5821 {
5822     if ( !m_pg )
5823         return;
5824
5825 #if wxUSE_THREADS
5826     wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
5827 #endif
5828     m_pg->m_liveEvents.push_back(this);
5829 }
5830
5831 // -----------------------------------------------------------------------
5832
5833 wxPropertyGridEvent::~wxPropertyGridEvent()
5834 {
5835     if ( m_pg )
5836     {
5837     #if wxUSE_THREADS
5838         wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
5839     #endif
5840
5841         // Use iterate from the back since it is more likely that the event
5842         // being desroyed is at the end of the array.
5843         wxVector<wxPropertyGridEvent*>& liveEvents = m_pg->m_liveEvents;
5844
5845         for ( int i = liveEvents.size()-1; i >= 0; i-- )
5846         {
5847             if ( liveEvents[i] == this )
5848             {
5849                 liveEvents.erase(liveEvents.begin() + i);
5850                 break;
5851             }
5852         }
5853     }
5854 }
5855
5856 // -----------------------------------------------------------------------
5857
5858 wxEvent* wxPropertyGridEvent::Clone() const
5859 {
5860     return new wxPropertyGridEvent( *this );
5861 }
5862
5863 // -----------------------------------------------------------------------
5864 // wxPropertyGridPopulator
5865 // -----------------------------------------------------------------------
5866
5867 wxPropertyGridPopulator::wxPropertyGridPopulator()
5868 {
5869     m_state = NULL;
5870     m_pg = NULL;
5871     wxPGGlobalVars->m_offline++;
5872 }
5873
5874 // -----------------------------------------------------------------------
5875
5876 void wxPropertyGridPopulator::SetState( wxPropertyGridPageState* state )
5877 {
5878     m_state = state;
5879     m_propHierarchy.clear();
5880 }
5881
5882 // -----------------------------------------------------------------------
5883
5884 void wxPropertyGridPopulator::SetGrid( wxPropertyGrid* pg )
5885 {
5886     m_pg = pg;
5887     pg->Freeze();
5888 }
5889
5890 // -----------------------------------------------------------------------
5891
5892 wxPropertyGridPopulator::~wxPropertyGridPopulator()
5893 {
5894     //
5895     // Free unused sets of choices
5896     wxPGHashMapS2P::iterator it;
5897
5898     for( it = m_dictIdChoices.begin(); it != m_dictIdChoices.end(); ++it )
5899     {
5900         wxPGChoicesData* data = (wxPGChoicesData*) it->second;
5901         data->DecRef();
5902     }
5903
5904     if ( m_pg )
5905     {
5906         m_pg->Thaw();
5907         m_pg->GetPanel()->Refresh();
5908     }
5909     wxPGGlobalVars->m_offline--;
5910 }
5911
5912 // -----------------------------------------------------------------------
5913
5914 wxPGProperty* wxPropertyGridPopulator::Add( const wxString& propClass,
5915                                             const wxString& propLabel,
5916                                             const wxString& propName,
5917                                             const wxString* propValue,
5918                                             wxPGChoices* pChoices )
5919 {
5920     wxClassInfo* classInfo = wxClassInfo::FindClass(propClass);
5921     wxPGProperty* parent = GetCurParent();
5922
5923     if ( parent->HasFlag(wxPG_PROP_AGGREGATE) )
5924     {
5925         ProcessError(wxString::Format(wxT("new children cannot be added to '%s'"),parent->GetName().c_str()));
5926         return NULL;
5927     }
5928
5929     if ( !classInfo || !classInfo->IsKindOf(CLASSINFO(wxPGProperty)) )
5930     {
5931         ProcessError(wxString::Format(wxT("'%s' is not valid property class"),propClass.c_str()));
5932         return NULL;
5933     }
5934
5935     wxPGProperty* property = (wxPGProperty*) classInfo->CreateObject();
5936
5937     property->SetLabel(propLabel);
5938     property->DoSetName(propName);
5939
5940     if ( pChoices && pChoices->IsOk() )
5941         property->SetChoices(*pChoices);
5942
5943     m_state->DoInsert(parent, -1, property);
5944
5945     if ( propValue )
5946         property->SetValueFromString( *propValue, wxPG_FULL_VALUE|
5947                                                   wxPG_PROGRAMMATIC_VALUE );
5948
5949     return property;
5950 }
5951
5952 // -----------------------------------------------------------------------
5953
5954 void wxPropertyGridPopulator::AddChildren( wxPGProperty* property )
5955 {
5956     m_propHierarchy.push_back(property);
5957     DoScanForChildren();
5958     m_propHierarchy.pop_back();
5959 }
5960
5961 // -----------------------------------------------------------------------
5962
5963 wxPGChoices wxPropertyGridPopulator::ParseChoices( const wxString& choicesString,
5964                                                    const wxString& idString )
5965 {
5966     wxPGChoices choices;
5967
5968     // Using id?
5969     if ( choicesString[0] == wxT('@') )
5970     {
5971         wxString ids = choicesString.substr(1);
5972         wxPGHashMapS2P::iterator it = m_dictIdChoices.find(ids);
5973         if ( it == m_dictIdChoices.end() )
5974             ProcessError(wxString::Format(wxT("No choices defined for id '%s'"),ids.c_str()));
5975         else
5976             choices.AssignData((wxPGChoicesData*)it->second);
5977     }
5978     else
5979     {
5980         bool found = false;
5981         if ( idString.length() )
5982         {
5983             wxPGHashMapS2P::iterator it = m_dictIdChoices.find(idString);
5984             if ( it != m_dictIdChoices.end() )
5985             {
5986                 choices.AssignData((wxPGChoicesData*)it->second);
5987                 found = true;
5988             }
5989         }
5990
5991         if ( !found )
5992         {
5993             // Parse choices string
5994             wxString::const_iterator it = choicesString.begin();
5995             wxString label;
5996             wxString value;
5997             int state = 0;
5998             bool labelValid = false;
5999
6000             for ( ; it != choicesString.end(); ++it )
6001             {
6002                 wxChar c = *it;
6003
6004                 if ( state != 1 )
6005                 {
6006                     if ( c == wxT('"') )
6007                     {
6008                         if ( labelValid )
6009                         {
6010                             long l;
6011                             if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6012                             choices.Add(label, l);
6013                         }
6014                         labelValid = false;
6015                         //wxLogDebug(wxT("%s, %s"),label.c_str(),value.c_str());
6016                         value.clear();
6017                         label.clear();
6018                         state = 1;
6019                     }
6020                     else if ( c == wxT('=') )
6021                     {
6022                         if ( labelValid )
6023                         {
6024                             state = 2;
6025                         }
6026                     }
6027                     else if ( state == 2 && (wxIsalnum(c) || c == wxT('x')) )
6028                     {
6029                         value << c;
6030                     }
6031                 }
6032                 else
6033                 {
6034                     if ( c == wxT('"') )
6035                     {
6036                         state = 0;
6037                         labelValid = true;
6038                     }
6039                     else
6040                         label << c;
6041                 }
6042             }
6043
6044             if ( labelValid )
6045             {
6046                 long l;
6047                 if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6048                 choices.Add(label, l);
6049             }
6050
6051             if ( !choices.IsOk() )
6052             {
6053                 choices.EnsureData();
6054             }
6055
6056             // Assign to id
6057             if ( idString.length() )
6058                 m_dictIdChoices[idString] = choices.GetData();
6059         }
6060     }
6061
6062     return choices;
6063 }
6064
6065 // -----------------------------------------------------------------------
6066
6067 bool wxPropertyGridPopulator::ToLongPCT( const wxString& s, long* pval, long max )
6068 {
6069     if ( s.Last() == wxT('%') )
6070     {
6071         wxString s2 = s.substr(0,s.length()-1);
6072         long val;
6073         if ( s2.ToLong(&val, 10) )
6074         {
6075             *pval = (val*max)/100;
6076             return true;
6077         }
6078         return false;
6079     }
6080
6081     return s.ToLong(pval, 10);
6082 }
6083
6084 // -----------------------------------------------------------------------
6085
6086 bool wxPropertyGridPopulator::AddAttribute( const wxString& name,
6087                                             const wxString& type,
6088                                             const wxString& value )
6089 {
6090     int l = m_propHierarchy.size();
6091     if ( !l )
6092         return false;
6093
6094     wxPGProperty* p = m_propHierarchy[l-1];
6095     wxString valuel = value.Lower();
6096     wxVariant variant;
6097
6098     if ( type.length() == 0 )
6099     {
6100         long v;
6101
6102         // Auto-detect type
6103         if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6104             variant = true;
6105         else if ( valuel == wxT("false") || valuel == wxT("no") || valuel == wxT("0") )
6106             variant = false;
6107         else if ( value.ToLong(&v, 0) )
6108             variant = v;
6109         else
6110             variant = value;
6111     }
6112     else
6113     {
6114         if ( type == wxT("string") )
6115         {
6116             variant = value;
6117         }
6118         else if ( type == wxT("int") )
6119         {
6120             long v = 0;
6121             value.ToLong(&v, 0);
6122             variant = v;
6123         }
6124         else if ( type == wxT("bool") )
6125         {
6126             if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6127                 variant = true;
6128             else
6129                 variant = false;
6130         }
6131         else
6132         {
6133             ProcessError(wxString::Format(wxT("Invalid attribute type '%s'"),type.c_str()));
6134             return false;
6135         }
6136     }
6137
6138     p->SetAttribute( name, variant );
6139
6140     return true;
6141 }
6142
6143 // -----------------------------------------------------------------------
6144
6145 void wxPropertyGridPopulator::ProcessError( const wxString& msg )
6146 {
6147     wxLogError(_("Error in resource: %s"),msg.c_str());
6148 }
6149
6150 // -----------------------------------------------------------------------
6151
6152 #endif  // wxUSE_PROPGRID