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 // This is the number of pixels the expander button inside
 119 // property cells (i.e. not in the grey margin area are
 120 // adjusted.
 121 #define IN_CELL_EXPANDER_BUTTON_X_ADJUST    2
 122
 123 // -----------------------------------------------------------------------
 124
 125 #if wxUSE_INTL
 126 void wxPropertyGrid::AutoGetTranslation ( bool enable )
 127 {
 128     wxPGGlobalVars->m_autoGetTranslation = enable;
 129 }
 130 #else
 131 void wxPropertyGrid::AutoGetTranslation ( bool ) { }
 132 #endif
 133
 134 // -----------------------------------------------------------------------
 135
 136 const char wxPropertyGridNameStr[] = "wxPropertyGrid";
 137
 138 // -----------------------------------------------------------------------
 139 // Statics in one class for easy destruction.
 140 // -----------------------------------------------------------------------
 141
 142 #include "wx/module.h"
 143
 144 class wxPGGlobalVarsClassManager : public wxModule
 145 {
 146     DECLARE_DYNAMIC_CLASS(wxPGGlobalVarsClassManager)
 147 public:
 148     wxPGGlobalVarsClassManager() {}
 149     virtual bool OnInit() { wxPGGlobalVars = new wxPGGlobalVarsClass(); return true; }
 150     virtual void OnExit() { delete wxPGGlobalVars; wxPGGlobalVars = NULL; }
 151 };
 152
 153 IMPLEMENT_DYNAMIC_CLASS(wxPGGlobalVarsClassManager, wxModule)
 154
 155
 156 // When wxPG is loaded dynamically after the application is already running
 157 // then the built-in module system won't pick this one up.  Add it manually.
 158 void wxPGInitResourceModule()
 159 {
 160     wxModule* module = new wxPGGlobalVarsClassManager;
 161     module->Init();
 162     wxModule::RegisterModule(module);
 163 }
 164
 165 wxPGGlobalVarsClass* wxPGGlobalVars = NULL;
 166
 167
 168 wxPGGlobalVarsClass::wxPGGlobalVarsClass()
 169 {
 170     wxPGProperty::sm_wxPG_LABEL = new wxString(wxPG_LABEL_STRING);
 171
 172     m_boolChoices.Add(_("False"));
 173     m_boolChoices.Add(_("True"));
 174
 175     m_fontFamilyChoices = NULL;
 176
 177     m_defaultRenderer = new wxPGDefaultRenderer();
 178
 179     m_autoGetTranslation = false;
 180
 181     m_offline = 0;
 182
 183     m_extraStyle = 0;
 184
 185     wxVariant v;
 186
 187     // Prepare some shared variants
 188     m_vEmptyString = wxString();
 189     m_vZero = (long) 0;
 190     m_vMinusOne = (long) -1;
 191     m_vTrue = true;
 192     m_vFalse = false;
 193
 194     // Prepare cached string constants
 195     m_strstring = wxS("string");
 196     m_strlong = wxS("long");
 197     m_strbool = wxS("bool");
 198     m_strlist = wxS("list");
 199     m_strDefaultValue = wxS("DefaultValue");
 200     m_strMin = wxS("Min");
 201     m_strMax = wxS("Max");
 202     m_strUnits = wxS("Units");
 203     m_strHint = wxS("Hint");
 204 #if wxPG_COMPATIBILITY_1_4
 205     m_strInlineHelp = wxS("InlineHelp");
 206 #endif
 207
 208     m_warnings = 0;
 209 }
 210
 211
 212 wxPGGlobalVarsClass::~wxPGGlobalVarsClass()
 213 {
 214     size_t i;
 215
 216     delete m_defaultRenderer;
 217
 218     // This will always have one ref
 219     delete m_fontFamilyChoices;
 220
 221 #if wxUSE_VALIDATORS
 222     for ( i=0; i<m_arrValidators.size(); i++ )
 223         delete ((wxValidator*)m_arrValidators[i]);
 224 #endif
 225
 226     //
 227     // Destroy value type class instances.
 228     wxPGHashMapS2P::iterator vt_it;
 229
 230     // Destroy editor class instances.
 231     // iterate over all the elements in the class
 232     for( vt_it = m_mapEditorClasses.begin(); vt_it != m_mapEditorClasses.end(); ++vt_it )
 233     {
 234         delete ((wxPGEditor*)vt_it->second);
 235     }
 236
 237     delete wxPGProperty::sm_wxPG_LABEL;
 238 }
 239
 240 void wxPropertyGridInitGlobalsIfNeeded()
 241 {
 242 }
 243
 244 // -----------------------------------------------------------------------
 245 // wxPropertyGrid
 246 // -----------------------------------------------------------------------
 247
 248 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGrid, wxScrolledWindow)
 249
 250 BEGIN_EVENT_TABLE(wxPropertyGrid, wxScrolledWindow)
 251   EVT_IDLE(wxPropertyGrid::OnIdle)
 252   EVT_PAINT(wxPropertyGrid::OnPaint)
 253   EVT_SIZE(wxPropertyGrid::OnResize)
 254   EVT_ENTER_WINDOW(wxPropertyGrid::OnMouseEntry)
 255   EVT_LEAVE_WINDOW(wxPropertyGrid::OnMouseEntry)
 256   EVT_MOUSE_CAPTURE_CHANGED(wxPropertyGrid::OnCaptureChange)
 257   EVT_SCROLLWIN(wxPropertyGrid::OnScrollEvent)
 258   EVT_CHILD_FOCUS(wxPropertyGrid::OnChildFocusEvent)
 259   EVT_SET_FOCUS(wxPropertyGrid::OnFocusEvent)
 260   EVT_KILL_FOCUS(wxPropertyGrid::OnFocusEvent)
 261   EVT_SYS_COLOUR_CHANGED(wxPropertyGrid::OnSysColourChanged)
 262   EVT_MOTION(wxPropertyGrid::OnMouseMove)
 263   EVT_LEFT_DOWN(wxPropertyGrid::OnMouseClick)
 264   EVT_LEFT_UP(wxPropertyGrid::OnMouseUp)
 265   EVT_RIGHT_UP(wxPropertyGrid::OnMouseRightClick)
 266   EVT_LEFT_DCLICK(wxPropertyGrid::OnMouseDoubleClick)
 267   EVT_KEY_DOWN(wxPropertyGrid::OnKey)
 268 END_EVENT_TABLE()
 269
 270 // -----------------------------------------------------------------------
 271
 272 wxPropertyGrid::wxPropertyGrid()
 273     : wxScrolledWindow()
 274 {
 275     Init1();
 276 }
 277
 278 // -----------------------------------------------------------------------
 279
 280 wxPropertyGrid::wxPropertyGrid( wxWindow *parent,
 281                                 wxWindowID id,
 282                                 const wxPoint& pos,
 283                                 const wxSize& size,
 284                                 long style,
 285                                 const wxString& name )
 286     : wxScrolledWindow()
 287 {
 288     Init1();
 289     Create(parent,id,pos,size,style,name);
 290 }
 291
 292 // -----------------------------------------------------------------------
 293
 294 bool wxPropertyGrid::Create( wxWindow *parent,
 295                              wxWindowID id,
 296                              const wxPoint& pos,
 297                              const wxSize& size,
 298                              long style,
 299                              const wxString& name )
 300 {
 301
 302     if (!(style&wxBORDER_MASK))
 303     {
 304         style |= wxBORDER_THEME;
 305     }
 306
 307     style |= wxVSCROLL;
 308
 309     // Filter out wxTAB_TRAVERSAL - we will handle TABs manually
 310     style &= ~(wxTAB_TRAVERSAL);
 311     style |= wxWANTS_CHARS;
 312
 313     wxScrolledWindow::Create(parent,id,pos,size,style,name);
 314
 315     Init2();
 316
 317     return true;
 318 }
 319
 320 // -----------------------------------------------------------------------
 321
 322 //
 323 // Initialize values to defaults
 324 //
 325 void wxPropertyGrid::Init1()
 326 {
 327     // Register editor classes, if necessary.
 328     if ( wxPGGlobalVars->m_mapEditorClasses.empty() )
 329         wxPropertyGrid::RegisterDefaultEditors();
 330
 331     m_iFlags = 0;
 332     m_pState = NULL;
 333     m_wndEditor = m_wndEditor2 = NULL;
 334     m_selColumn = 1;
 335     m_colHover = 1;
 336     m_propHover = NULL;
 337     m_labelEditor = NULL;
 338     m_labelEditorProperty = NULL;
 339     m_eventObject = this;
 340     m_curFocused = NULL;
 341     m_processedEvent = NULL;
 342     m_sortFunction = NULL;
 343     m_inDoPropertyChanged = 0;
 344     m_inCommitChangesFromEditor = 0;
 345     m_inDoSelectProperty = 0;
 346     m_permanentValidationFailureBehavior = wxPG_VFB_DEFAULT;
 347     m_dragStatus = 0;
 348     m_mouseSide = 16;
 349     m_editorFocused = 0;
 350
 351     // Must set empty but valid data
 352     m_unspecifiedAppearance.SetEmptyData();
 353
 354     // Set default keys
 355     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_RIGHT );
 356     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_DOWN );
 357     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_LEFT );
 358     AddActionTrigger( wxPG_ACTION_PREV_PROPERTY, WXK_UP );
 359     AddActionTrigger( wxPG_ACTION_EXPAND_PROPERTY, WXK_RIGHT);
 360     AddActionTrigger( wxPG_ACTION_COLLAPSE_PROPERTY, WXK_LEFT);
 361     AddActionTrigger( wxPG_ACTION_CANCEL_EDIT, WXK_ESCAPE );
 362     AddActionTrigger( wxPG_ACTION_PRESS_BUTTON, WXK_DOWN, wxMOD_ALT );
 363     AddActionTrigger( wxPG_ACTION_PRESS_BUTTON, WXK_F4 );
 364
 365     m_coloursCustomized = 0;
 366     m_frozen = 0;
 367
 368 #if wxPG_DOUBLE_BUFFER
 369     m_doubleBuffer = NULL;
 370 #endif
 371
 372 #ifndef wxPG_ICON_WIDTH
 373     m_expandbmp = NULL;
 374     m_collbmp = NULL;
 375     m_iconWidth = 11;
 376     m_iconHeight = 11;
 377 #else
 378     m_iconWidth = wxPG_ICON_WIDTH;
 379 #endif
 380
 381     m_prevVY = -1;
 382
 383     m_gutterWidth = wxPG_GUTTER_MIN;
 384     m_subgroup_extramargin = 10;
 385
 386     m_lineHeight = 0;
 387
 388     m_width = m_height = 0;
 389
 390     m_commonValues.push_back(new wxPGCommonValue(_("Unspecified"), wxPGGlobalVars->m_defaultRenderer) );
 391     m_cvUnspecified = 0;
 392
 393     m_chgInfo_changedProperty = NULL;
 394 }
 395
 396 // -----------------------------------------------------------------------
 397
 398 //
 399 // Initialize after parent etc. set
 400 //
 401 void wxPropertyGrid::Init2()
 402 {
 403     wxASSERT( !(m_iFlags & wxPG_FL_INITIALIZED ) );
 404
 405 #ifdef __WXMAC__
 406    // Smaller controls on Mac
 407    SetWindowVariant(wxWINDOW_VARIANT_SMALL);
 408 #endif
 409
 410     // Now create state, if one didn't exist already
 411     // (wxPropertyGridManager might have created it for us).
 412     if ( !m_pState )
 413     {
 414         m_pState = CreateState();
 415         m_pState->m_pPropGrid = this;
 416         m_iFlags |= wxPG_FL_CREATEDSTATE;
 417     }
 418
 419     if ( !(m_windowStyle & wxPG_SPLITTER_AUTO_CENTER) )
 420         m_pState->m_dontCenterSplitter = true;
 421
 422     if ( m_windowStyle & wxPG_HIDE_CATEGORIES )
 423     {
 424         m_pState->InitNonCatMode();
 425
 426         m_pState->m_properties = m_pState->m_abcArray;
 427     }
 428
 429     GetClientSize(&m_width,&m_height);
 430
 431 #ifndef wxPG_ICON_WIDTH
 432     // create two bitmap nodes for drawing
 433     m_expandbmp = new wxBitmap(expand_xpm);
 434     m_collbmp = new wxBitmap(collapse_xpm);
 435
 436     // calculate average font height for bitmap centering
 437
 438     m_iconWidth = m_expandbmp->GetWidth();
 439     m_iconHeight = m_expandbmp->GetHeight();
 440 #endif
 441
 442     m_curcursor = wxCURSOR_ARROW;
 443     m_cursorSizeWE = new wxCursor( wxCURSOR_SIZEWE );
 444
 445     // adjust bitmap icon y position so they are centered
 446     m_vspacing = wxPG_DEFAULT_VSPACING;
 447
 448     CalculateFontAndBitmapStuff( wxPG_DEFAULT_VSPACING );
 449
 450     // Allocate cell datas
 451     m_propertyDefaultCell.SetEmptyData();
 452     m_categoryDefaultCell.SetEmptyData();
 453
 454     RegainColours();
 455
 456     // This helps with flicker
 457     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 458
 459     // Hook the top-level parent
 460     m_tlp = NULL;
 461     m_tlpClosed = NULL;
 462     m_tlpClosedTime = 0;
 463
 464     // set virtual size to this window size
 465     wxSize wndsize = GetSize();
 466     SetVirtualSize(wndsize.GetWidth(), wndsize.GetWidth());
 467
 468     m_timeCreated = ::wxGetLocalTimeMillis();
 469
 470     //m_canvas->Create(this, wxID_ANY, wxPoint(0, 0), GetClientSize(),
 471     //                 wxWANTS_CHARS | wxCLIP_CHILDREN);
 472     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
 473
 474     m_iFlags |= wxPG_FL_INITIALIZED;
 475
 476     m_ncWidth = wndsize.GetWidth();
 477
 478     // Need to call OnResize handler or size given in constructor/Create
 479     // will never work.
 480     wxSizeEvent sizeEvent(wndsize,0);
 481     OnResize(sizeEvent);
 482 }
 483
 484 // -----------------------------------------------------------------------
 485
 486 wxPropertyGrid::~wxPropertyGrid()
 487 {
 488     size_t i;
 489
 490 #if wxUSE_THREADS
 491     wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
 492 #endif
 493
 494     //
 495     // Remove grid and property pointers from live wxPropertyGridEvents.
 496     for ( i=0; i<m_liveEvents.size(); i++ )
 497     {
 498         wxPropertyGridEvent* evt = m_liveEvents[i];
 499         evt->SetPropertyGrid(NULL);
 500         evt->SetProperty(NULL);
 501     }
 502     m_liveEvents.clear();
 503
 504     if ( m_processedEvent )
 505     {
 506         // All right... we are being deleted while wxPropertyGrid event
 507         // is being sent. Make sure that event propagates as little
 508         // as possible (although usually this is not enough to prevent
 509         // a crash).
 510         m_processedEvent->Skip(false);
 511         m_processedEvent->StopPropagation();
 512
 513         // Let's use wxMessageBox to make the message appear more
 514         // reliably (and *before* the crash can happen).
 515         ::wxMessageBox("wxPropertyGrid was being destroyed in an event "
 516                        "generated by it. This usually leads to a crash "
 517                        "so it is recommended to destroy the control "
 518                        "at idle time instead.");
 519     }
 520
 521     DoSelectProperty(NULL, wxPG_SEL_NOVALIDATE|wxPG_SEL_DONT_SEND_EVENT);
 522
 523     // This should do prevent things from going too badly wrong
 524     m_iFlags &= ~(wxPG_FL_INITIALIZED);
 525
 526     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 527         ReleaseMouse();
 528
 529     // Call with NULL to disconnect event handling
 530     if ( GetExtraStyle() & wxPG_EX_ENABLE_TLP_TRACKING )
 531     {
 532         OnTLPChanging(NULL);
 533
 534         wxASSERT_MSG( !IsEditorsValueModified(),
 535                       wxS("Most recent change in property editor was ")
 536                       wxS("lost!!! (if you don't want this to happen, ")
 537                       wxS("close your frames and dialogs using ")
 538                       wxS("Close(false).)") );
 539     }
 540
 541 #if wxPG_DOUBLE_BUFFER
 542     if ( m_doubleBuffer )
 543         delete m_doubleBuffer;
 544 #endif
 545
 546     if ( m_iFlags & wxPG_FL_CREATEDSTATE )
 547         delete m_pState;
 548
 549     delete m_cursorSizeWE;
 550
 551 #ifndef wxPG_ICON_WIDTH
 552     delete m_expandbmp;
 553     delete m_collbmp;
 554 #endif
 555
 556     // Delete common value records
 557     for ( i=0; i<m_commonValues.size(); i++ )
 558     {
 559         // Use temporary variable to work around possible strange VC6 (asserts because m_size is zero)
 560         wxPGCommonValue* value = m_commonValues[i];
 561         delete value;
 562     }
 563 }
 564
 565 // -----------------------------------------------------------------------
 566
 567 bool wxPropertyGrid::Destroy()
 568 {
 569     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 570         ReleaseMouse();
 571
 572     return wxScrolledWindow::Destroy();
 573 }
 574
 575 // -----------------------------------------------------------------------
 576
 577 wxPropertyGridPageState* wxPropertyGrid::CreateState() const
 578 {
 579     return new wxPropertyGridPageState();
 580 }
 581
 582 // -----------------------------------------------------------------------
 583 // wxPropertyGrid overridden wxWindow methods
 584 // -----------------------------------------------------------------------
 585
 586 void wxPropertyGrid::SetWindowStyleFlag( long style )
 587 {
 588     long old_style = m_windowStyle;
 589
 590     if ( m_iFlags & wxPG_FL_INITIALIZED )
 591     {
 592         wxASSERT( m_pState );
 593
 594         if ( !(style & wxPG_HIDE_CATEGORIES) && (old_style & wxPG_HIDE_CATEGORIES) )
 595         {
 596         // Enable categories
 597             EnableCategories( true );
 598         }
 599         else if ( (style & wxPG_HIDE_CATEGORIES) && !(old_style & wxPG_HIDE_CATEGORIES) )
 600         {
 601         // Disable categories
 602             EnableCategories( false );
 603         }
 604         if ( !(old_style & wxPG_AUTO_SORT) && (style & wxPG_AUTO_SORT) )
 605         {
 606             //
 607             // Autosort enabled
 608             //
 609             if ( !m_frozen )
 610                 PrepareAfterItemsAdded();
 611             else
 612                 m_pState->m_itemsAdded = 1;
 613         }
 614     #if wxPG_SUPPORT_TOOLTIPS
 615         if ( !(old_style & wxPG_TOOLTIPS) && (style & wxPG_TOOLTIPS) )
 616         {
 617             //
 618             // Tooltips enabled
 619             //
 620             /*
 621             wxToolTip* tooltip = new wxToolTip ( wxEmptyString );
 622             SetToolTip ( tooltip );
 623             tooltip->SetDelay ( wxPG_TOOLTIP_DELAY );
 624             */
 625         }
 626         else if ( (old_style & wxPG_TOOLTIPS) && !(style & wxPG_TOOLTIPS) )
 627         {
 628             //
 629             // Tooltips disabled
 630             //
 631             wxScrolledWindow::SetToolTip( NULL );
 632         }
 633     #endif
 634     }
 635
 636     wxScrolledWindow::SetWindowStyleFlag ( style );
 637
 638     if ( m_iFlags & wxPG_FL_INITIALIZED )
 639     {
 640         if ( (old_style & wxPG_HIDE_MARGIN) != (style & wxPG_HIDE_MARGIN) )
 641         {
 642             CalculateFontAndBitmapStuff( m_vspacing );
 643             Refresh();
 644         }
 645     }
 646 }
 647
 648 // -----------------------------------------------------------------------
 649
 650 void wxPropertyGrid::Freeze()
 651 {
 652     if ( !m_frozen )
 653     {
 654         wxScrolledWindow::Freeze();
 655     }
 656     m_frozen++;
 657 }
 658
 659 // -----------------------------------------------------------------------
 660
 661 void wxPropertyGrid::Thaw()
 662 {
 663     m_frozen--;
 664
 665     if ( !m_frozen )
 666     {
 667         wxScrolledWindow::Thaw();
 668         RecalculateVirtualSize();
 669     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
 670         Refresh();
 671     #endif
 672
 673         // Force property re-selection
 674         // NB: We must copy the selection.
 675         wxArrayPGProperty selection = m_pState->m_selection;
 676         DoSetSelection(selection, wxPG_SEL_FORCE | wxPG_SEL_NONVISIBLE);
 677     }
 678 }
 679
 680 // -----------------------------------------------------------------------
 681
 682 bool wxPropertyGrid::DoAddToSelection( wxPGProperty* prop, int selFlags )
 683 {
 684     wxCHECK( prop, false );
 685
 686     if ( !(GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION) )
 687         return DoSelectProperty(prop, selFlags);
 688
 689     wxArrayPGProperty& selection = m_pState->m_selection;
 690
 691     if ( !selection.size() )
 692     {
 693         return DoSelectProperty(prop, selFlags);
 694     }
 695     else
 696     {
 697         // For categories, only one can be selected at a time
 698         if ( prop->IsCategory() || selection[0]->IsCategory() )
 699             return true;
 700
 701         selection.push_back(prop);
 702
 703         if ( !(selFlags & wxPG_SEL_DONT_SEND_EVENT) )
 704         {
 705             SendEvent( wxEVT_PG_SELECTED, prop, NULL );
 706         }
 707
 708         DrawItem(prop);
 709     }
 710
 711     return true;
 712 }
 713
 714 // -----------------------------------------------------------------------
 715
 716 bool wxPropertyGrid::DoRemoveFromSelection( wxPGProperty* prop, int selFlags )
 717 {
 718     wxCHECK( prop, false );
 719     bool res;
 720
 721     wxArrayPGProperty& selection = m_pState->m_selection;
 722     if ( selection.size() <= 1 )
 723     {
 724         res = DoSelectProperty(NULL, selFlags);
 725     }
 726     else
 727     {
 728         m_pState->DoRemoveFromSelection(prop);
 729         DrawItem(prop);
 730         res = true;
 731     }
 732
 733     return res;
 734 }
 735
 736 // -----------------------------------------------------------------------
 737
 738 bool wxPropertyGrid::DoSelectAndEdit( wxPGProperty* prop,
 739                                       unsigned int colIndex,
 740                                       unsigned int selFlags )
 741 {
 742     //
 743     // NB: Enable following if label editor background colour is
 744     //     ever changed to any other than m_colSelBack.
 745     //
 746     // We use this workaround to prevent visible flicker when editing
 747     // a cell. Atleast on wxMSW, there is a difficult to find
 748     // (and perhaps prevent) redraw somewhere between making property
 749     // selected and enabling label editing.
 750     //
 751     //wxColour prevColSelBack = m_colSelBack;
 752     //m_colSelBack = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
 753
 754     bool res;
 755
 756     if ( colIndex == 1 )
 757     {
 758         res = DoSelectProperty(prop, selFlags);
 759     }
 760     else
 761     {
 762         // send event
 763         DoClearSelection(false, wxPG_SEL_NO_REFRESH);
 764
 765         if ( m_pState->m_editableColumns.Index(colIndex) == wxNOT_FOUND )
 766         {
 767             res = DoAddToSelection(prop, selFlags);
 768         }
 769         else
 770         {
 771             res = DoAddToSelection(prop, selFlags|wxPG_SEL_NO_REFRESH);
 772
 773             DoBeginLabelEdit(colIndex, selFlags);
 774         }
 775     }
 776
 777     //m_colSelBack = prevColSelBack;
 778     return res;
 779 }
 780
 781 // -----------------------------------------------------------------------
 782
 783 bool wxPropertyGrid::AddToSelectionFromInputEvent( wxPGProperty* prop,
 784                                                    unsigned int colIndex,
 785                                                    wxMouseEvent* mouseEvent,
 786                                                    int selFlags )
 787 {
 788     const wxArrayPGProperty& selection = GetSelectedProperties();
 789     bool alreadySelected = m_pState->DoIsPropertySelected(prop);
 790     bool res = true;
 791
 792     // Set to 2 if also add all items in between
 793     int addToExistingSelection = 0;
 794
 795     if ( GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION )
 796     {
 797         if ( mouseEvent )
 798         {
 799             if ( mouseEvent->GetEventType() == wxEVT_RIGHT_DOWN ||
 800                  mouseEvent->GetEventType() == wxEVT_RIGHT_UP )
 801             {
 802                 // Allow right-click for context menu without
 803                 // disturbing the selection.
 804                 if ( GetSelectedProperties().size() <= 1 ||
 805                      !alreadySelected )
 806                     return DoSelectAndEdit(prop, colIndex, selFlags);
 807                 return true;
 808             }
 809             else
 810             {
 811                 if ( mouseEvent->ControlDown() )
 812                 {
 813                     addToExistingSelection = 1;
 814                 }
 815                 else if ( mouseEvent->ShiftDown() )
 816                 {
 817                     if ( selection.size() > 0 && !prop->IsCategory() )
 818                         addToExistingSelection = 2;
 819                     else
 820                         addToExistingSelection = 1;
 821                 }
 822             }
 823         }
 824     }
 825
 826     if ( addToExistingSelection == 1 )
 827     {
 828         // Add/remove one
 829         if ( !alreadySelected )
 830         {
 831             res = DoAddToSelection(prop, selFlags);
 832         }
 833         else if ( GetSelectedProperties().size() > 1 )
 834         {
 835             res = DoRemoveFromSelection(prop, selFlags);
 836         }
 837     }
 838     else if ( addToExistingSelection == 2 )
 839     {
 840         // Add this, and all in between
 841
 842         // Find top selected property
 843         wxPGProperty* topSelProp = selection[0];
 844         int topSelPropY = topSelProp->GetY();
 845         for ( unsigned int i=1; i<selection.size(); i++ )
 846         {
 847             wxPGProperty* p = selection[i];
 848             int y = p->GetY();
 849             if ( y < topSelPropY )
 850             {
 851                 topSelProp = p;
 852                 topSelPropY = y;
 853             }
 854         }
 855
 856         wxPGProperty* startFrom;
 857         wxPGProperty* stopAt;
 858
 859         if ( prop->GetY() <= topSelPropY )
 860         {
 861             // Property is above selection (or same)
 862             startFrom = prop;
 863             stopAt = topSelProp;
 864         }
 865         else
 866         {
 867             // Property is below selection
 868             startFrom = topSelProp;
 869             stopAt = prop;
 870         }
 871
 872         // Iterate through properties in-between, and select them
 873         wxPropertyGridIterator it;
 874
 875         for ( it = GetIterator(wxPG_ITERATE_VISIBLE, startFrom);
 876               !it.AtEnd();
 877               it++ )
 878         {
 879             wxPGProperty* p = *it;
 880
 881             if ( !p->IsCategory() &&
 882                  !m_pState->DoIsPropertySelected(p) )
 883             {
 884                 DoAddToSelection(p, selFlags);
 885             }
 886
 887             if ( p == stopAt )
 888                 break;
 889         }
 890     }
 891     else
 892     {
 893         res = DoSelectAndEdit(prop, colIndex, selFlags);
 894     }
 895
 896     return res;
 897 }
 898
 899 // -----------------------------------------------------------------------
 900
 901 void wxPropertyGrid::DoSetSelection( const wxArrayPGProperty& newSelection,
 902                                      int selFlags )
 903 {
 904     if ( newSelection.size() > 0 )
 905     {
 906         if ( !DoSelectProperty(newSelection[0], selFlags) )
 907             return;
 908     }
 909     else
 910     {
 911         DoClearSelection(false, selFlags);
 912     }
 913
 914     for ( unsigned int i = 1; i < newSelection.size(); i++ )
 915     {
 916         DoAddToSelection(newSelection[i], selFlags);
 917     }
 918
 919     Refresh();
 920 }
 921
 922 // -----------------------------------------------------------------------
 923
 924 void wxPropertyGrid::MakeColumnEditable( unsigned int column,
 925                                          bool editable )
 926 {
 927     wxASSERT( column != 1 );
 928
 929     wxArrayInt& cols = m_pState->m_editableColumns;
 930
 931     if ( editable )
 932     {
 933         cols.push_back(column);
 934     }
 935     else
 936     {
 937         for ( int i = cols.size() - 1; i > 0; i-- )
 938         {
 939             if ( cols[i] == (int)column )
 940                 cols.erase( cols.begin() + i );
 941         }
 942     }
 943 }
 944
 945 // -----------------------------------------------------------------------
 946
 947 void wxPropertyGrid::DoBeginLabelEdit( unsigned int colIndex,
 948                                        int selFlags )
 949 {
 950     wxPGProperty* selected = GetSelection();
 951     wxCHECK_RET(selected, wxT("No property selected"));
 952     wxCHECK_RET(colIndex != 1, wxT("Do not use this for column 1"));
 953
 954     if ( !(selFlags & wxPG_SEL_DONT_SEND_EVENT) )
 955     {
 956         if ( SendEvent( wxEVT_PG_LABEL_EDIT_BEGIN,
 957                         selected, NULL, 0,
 958                         colIndex ) )
 959             return;
 960     }
 961
 962     wxString text;
 963     const wxPGCell* cell = NULL;
 964     if ( selected->HasCell(colIndex) )
 965     {
 966         cell = &selected->GetCell(colIndex);
 967         if ( !cell->HasText() && colIndex == 0 )
 968             text = selected->GetLabel();
 969     }
 970
 971     if ( !cell  )
 972     {
 973         if ( colIndex == 0 )
 974             text = selected->GetLabel();
 975         else
 976             cell = &selected->GetOrCreateCell(colIndex);
 977     }
 978
 979     if ( cell && cell->HasText() )
 980         text = cell->GetText();
 981
 982     DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);  // send event
 983
 984     m_selColumn = colIndex;
 985
 986     wxRect r = GetEditorWidgetRect(selected, m_selColumn);
 987
 988     wxWindow* tc = GenerateEditorTextCtrl(r.GetPosition(),
 989                                           r.GetSize(),
 990                                           text,
 991                                           NULL,
 992                                           wxTE_PROCESS_ENTER,
 993                                           0,
 994                                           colIndex);
 995
 996     wxWindowID id = tc->GetId();
 997     tc->Connect(id, wxEVT_COMMAND_TEXT_ENTER,
 998         wxCommandEventHandler(wxPropertyGrid::OnLabelEditorEnterPress),
 999         NULL, this);
1000     tc->Connect(id, wxEVT_KEY_DOWN,
1001         wxKeyEventHandler(wxPropertyGrid::OnLabelEditorKeyPress),
1002         NULL, this);
1003
1004     tc->SetFocus();
1005
1006     m_labelEditor = wxStaticCast(tc, wxTextCtrl);
1007     m_labelEditorProperty = selected;
1008 }
1009
1010 // -----------------------------------------------------------------------
1011
1012 void
1013 wxPropertyGrid::OnLabelEditorEnterPress( wxCommandEvent& WXUNUSED(event) )
1014 {
1015     DoEndLabelEdit(true);
1016 }
1017
1018 // -----------------------------------------------------------------------
1019
1020 void wxPropertyGrid::OnLabelEditorKeyPress( wxKeyEvent& event )
1021 {
1022     int keycode = event.GetKeyCode();
1023
1024     if ( keycode == WXK_ESCAPE )
1025     {
1026         DoEndLabelEdit(false);
1027     }
1028     else
1029     {
1030         event.Skip();
1031     }
1032 }
1033
1034 // -----------------------------------------------------------------------
1035
1036 void wxPropertyGrid::DoEndLabelEdit( bool commit, int selFlags )
1037 {
1038     if ( !m_labelEditor )
1039         return;
1040
1041     wxPGProperty* prop = m_labelEditorProperty;
1042     wxASSERT(prop);
1043
1044     if ( commit )
1045     {
1046         if ( !(selFlags & wxPG_SEL_DONT_SEND_EVENT) )
1047         {
1048             // wxPG_SEL_NOVALIDATE is passed correctly in selFlags
1049             if ( SendEvent( wxEVT_PG_LABEL_EDIT_ENDING,
1050                             prop, NULL, selFlags,
1051                             m_selColumn ) )
1052                 return;
1053         }
1054
1055         wxString text = m_labelEditor->GetValue();
1056         wxPGCell* cell = NULL;
1057         if ( prop->HasCell(m_selColumn) )
1058         {
1059             cell = &prop->GetCell(m_selColumn);
1060         }
1061         else
1062         {
1063             if ( m_selColumn == 0 )
1064                 prop->SetLabel(text);
1065             else
1066                 cell = &prop->GetOrCreateCell(m_selColumn);
1067         }
1068
1069         if ( cell )
1070             cell->SetText(text);
1071     }
1072
1073     m_selColumn = 1;
1074
1075     DestroyEditorWnd(m_labelEditor);
1076     m_labelEditor = NULL;
1077     m_labelEditorProperty = NULL;
1078
1079     DrawItem(prop);
1080 }
1081
1082 // -----------------------------------------------------------------------
1083
1084 void wxPropertyGrid::SetExtraStyle( long exStyle )
1085 {
1086     if ( exStyle & wxPG_EX_ENABLE_TLP_TRACKING )
1087         OnTLPChanging(::wxGetTopLevelParent(this));
1088     else
1089         OnTLPChanging(NULL);
1090
1091     if ( exStyle & wxPG_EX_NATIVE_DOUBLE_BUFFERING )
1092     {
1093 #if defined(__WXMSW__)
1094
1095         /*
1096         // Don't use WS_EX_COMPOSITED just now.
1097         HWND hWnd;
1098
1099         if ( m_iFlags & wxPG_FL_IN_MANAGER )
1100             hWnd = (HWND)GetParent()->GetHWND();
1101         else
1102             hWnd = (HWND)GetHWND();
1103
1104         ::SetWindowLong( hWnd, GWL_EXSTYLE,
1105                          ::GetWindowLong(hWnd, GWL_EXSTYLE) | WS_EX_COMPOSITED );
1106         */
1107
1108 //#elif defined(__WXGTK20__)
1109 #endif
1110         // Only apply wxPG_EX_NATIVE_DOUBLE_BUFFERING if the window
1111         // truly was double-buffered.
1112         if ( !this->IsDoubleBuffered() )
1113         {
1114             exStyle &= ~(wxPG_EX_NATIVE_DOUBLE_BUFFERING);
1115         }
1116         else
1117         {
1118         #if wxPG_DOUBLE_BUFFER
1119             delete m_doubleBuffer;
1120             m_doubleBuffer = NULL;
1121         #endif
1122         }
1123     }
1124
1125     wxScrolledWindow::SetExtraStyle( exStyle );
1126
1127     if ( exStyle & wxPG_EX_INIT_NOCAT )
1128         m_pState->InitNonCatMode();
1129
1130     if ( exStyle & wxPG_EX_HELP_AS_TOOLTIPS )
1131         m_windowStyle |= wxPG_TOOLTIPS;
1132
1133     // Set global style
1134     wxPGGlobalVars->m_extraStyle = exStyle;
1135 }
1136
1137 // -----------------------------------------------------------------------
1138
1139 // returns the best acceptable minimal size
1140 wxSize wxPropertyGrid::DoGetBestSize() const
1141 {
1142     int lineHeight = wxMax(15, m_lineHeight);
1143
1144     // don't make the grid too tall (limit height to 10 items) but don't
1145     // make it too small neither
1146     int numLines = wxMin
1147                    (
1148                     wxMax(m_pState->m_properties->GetChildCount(), 3),
1149                     10
1150                    );
1151
1152     wxClientDC dc(const_cast<wxPropertyGrid *>(this));
1153     int width = m_marginWidth;
1154     for ( unsigned int i = 0; i < m_pState->m_colWidths.size(); i++ )
1155     {
1156         width += m_pState->GetColumnFitWidth(dc, m_pState->DoGetRoot(), i, true);
1157     }
1158
1159     const wxSize sz = wxSize(width, lineHeight*numLines + 40);
1160
1161     CacheBestSize(sz);
1162     return sz;
1163 }
1164
1165 // -----------------------------------------------------------------------
1166
1167 void wxPropertyGrid::OnTLPChanging( wxWindow* newTLP )
1168 {
1169     if ( newTLP == m_tlp )
1170         return;
1171
1172     wxLongLong currentTime = ::wxGetLocalTimeMillis();
1173
1174     //
1175     // Parent changed so let's redetermine and re-hook the
1176     // correct top-level window.
1177     if ( m_tlp )
1178     {
1179         m_tlp->Disconnect( wxEVT_CLOSE_WINDOW,
1180                            wxCloseEventHandler(wxPropertyGrid::OnTLPClose),
1181                            NULL, this );
1182         m_tlpClosed = m_tlp;
1183         m_tlpClosedTime = currentTime;
1184     }
1185
1186     if ( newTLP )
1187     {
1188         // Only accept new tlp if same one was not just dismissed.
1189         if ( newTLP != m_tlpClosed ||
1190              m_tlpClosedTime+250 < currentTime )
1191         {
1192             newTLP->Connect( wxEVT_CLOSE_WINDOW,
1193                              wxCloseEventHandler(wxPropertyGrid::OnTLPClose),
1194                              NULL, this );
1195             m_tlpClosed = NULL;
1196         }
1197         else
1198         {
1199             newTLP = NULL;
1200         }
1201     }
1202
1203     m_tlp = newTLP;
1204 }
1205
1206 // -----------------------------------------------------------------------
1207
1208 void wxPropertyGrid::OnTLPClose( wxCloseEvent& event )
1209 {
1210     // ClearSelection forces value validation/commit.
1211     if ( event.CanVeto() && !DoClearSelection() )
1212     {
1213         event.Veto();
1214         return;
1215     }
1216
1217     // Ok, it can close, set tlp pointer to NULL. Some other event
1218     // handler can of course veto the close, but our OnIdle() should
1219     // then be able to regain the tlp pointer.
1220     OnTLPChanging(NULL);
1221
1222     event.Skip();
1223 }
1224
1225 // -----------------------------------------------------------------------
1226
1227 bool wxPropertyGrid::Reparent( wxWindowBase *newParent )
1228 {
1229     OnTLPChanging((wxWindow*)newParent);
1230
1231     bool res = wxScrolledWindow::Reparent(newParent);
1232
1233     return res;
1234 }
1235
1236 // -----------------------------------------------------------------------
1237 // wxPropertyGrid Font and Colour Methods
1238 // -----------------------------------------------------------------------
1239
1240 void wxPropertyGrid::CalculateFontAndBitmapStuff( int vspacing )
1241 {
1242     int x = 0, y = 0;
1243
1244     m_captionFont = wxScrolledWindow::GetFont();
1245
1246     GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
1247     m_subgroup_extramargin = x + (x/2);
1248     m_fontHeight = y;
1249
1250 #if wxPG_USE_RENDERER_NATIVE
1251     m_iconWidth = wxPG_ICON_WIDTH;
1252 #elif wxPG_ICON_WIDTH
1253     // scale icon
1254     m_iconWidth = (m_fontHeight * wxPG_ICON_WIDTH) / 13;
1255     if ( m_iconWidth < 5 ) m_iconWidth = 5;
1256     else if ( !(m_iconWidth & 0x01) ) m_iconWidth++; // must be odd
1257
1258 #endif
1259
1260     m_gutterWidth = m_iconWidth / wxPG_GUTTER_DIV;
1261     if ( m_gutterWidth < wxPG_GUTTER_MIN )
1262         m_gutterWidth = wxPG_GUTTER_MIN;
1263
1264     int vdiv = 6;
1265     if ( vspacing <= 1 ) vdiv = 12;
1266     else if ( vspacing >= 3 ) vdiv = 3;
1267
1268     m_spacingy = m_fontHeight / vdiv;
1269     if ( m_spacingy < wxPG_YSPACING_MIN )
1270         m_spacingy = wxPG_YSPACING_MIN;
1271
1272     m_marginWidth = 0;
1273     if ( !(m_windowStyle & wxPG_HIDE_MARGIN) )
1274         m_marginWidth = m_gutterWidth*2 + m_iconWidth;
1275
1276     m_captionFont.SetWeight(wxBOLD);
1277     GetTextExtent(wxS("jG"), &x, &y, 0, 0, &m_captionFont);
1278
1279     m_lineHeight = m_fontHeight+(2*m_spacingy)+1;
1280
1281     // button spacing
1282     m_buttonSpacingY = (m_lineHeight - m_iconHeight) / 2;
1283     if ( m_buttonSpacingY < 0 ) m_buttonSpacingY = 0;
1284
1285     if ( m_pState )
1286         m_pState->CalculateFontAndBitmapStuff(vspacing);
1287
1288     if ( m_iFlags & wxPG_FL_INITIALIZED )
1289         RecalculateVirtualSize();
1290
1291     InvalidateBestSize();
1292 }
1293
1294 // -----------------------------------------------------------------------
1295
1296 void wxPropertyGrid::OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) )
1297 {
1298     RegainColours();
1299     Refresh();
1300 }
1301
1302 // -----------------------------------------------------------------------
1303
1304 static wxColour wxPGAdjustColour(const wxColour& src, int ra,
1305                                  int ga = 1000, int ba = 1000,
1306                                  bool forceDifferent = false)
1307 {
1308     if ( ga >= 1000 )
1309         ga = ra;
1310     if ( ba >= 1000 )
1311         ba = ra;
1312
1313     // Recursion guard (allow 2 max)
1314     static int isinside = 0;
1315     isinside++;
1316     wxCHECK_MSG( isinside < 3,
1317                  *wxBLACK,
1318                  wxT("wxPGAdjustColour should not be recursively called more than once") );
1319
1320     wxColour dst;
1321
1322     int r = src.Red();
1323     int g = src.Green();
1324     int b = src.Blue();
1325     int r2 = r + ra;
1326     if ( r2>255 ) r2 = 255;
1327     else if ( r2<0) r2 = 0;
1328     int g2 = g + ga;
1329     if ( g2>255 ) g2 = 255;
1330     else if ( g2<0) g2 = 0;
1331     int b2 = b + ba;
1332     if ( b2>255 ) b2 = 255;
1333     else if ( b2<0) b2 = 0;
1334
1335     // Make sure they are somewhat different
1336     if ( forceDifferent && (abs((r+g+b)-(r2+g2+b2)) < abs(ra/2)) )
1337         dst = wxPGAdjustColour(src,-(ra*2));
1338     else
1339         dst = wxColour(r2,g2,b2);
1340
1341     // Recursion guard (allow 2 max)
1342     isinside--;
1343
1344     return dst;
1345 }
1346
1347
1348 static int wxPGGetColAvg( const wxColour& col )
1349 {
1350     return (col.Red() + col.Green() + col.Blue()) / 3;
1351 }
1352
1353
1354 void wxPropertyGrid::RegainColours()
1355 {
1356     if ( !(m_coloursCustomized & 0x0002) )
1357     {
1358         wxColour col = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
1359
1360         // Make sure colour is dark enough
1361     #ifdef __WXGTK__
1362         int colDec = wxPGGetColAvg(col) - 230;
1363     #else
1364         int colDec = wxPGGetColAvg(col) - 200;
1365     #endif
1366         if ( colDec > 0 )
1367             m_colCapBack = wxPGAdjustColour(col,-colDec);
1368         else
1369             m_colCapBack = col;
1370         m_categoryDefaultCell.GetData()->SetBgCol(m_colCapBack);
1371     }
1372
1373     if ( !(m_coloursCustomized & 0x0001) )
1374         m_colMargin = m_colCapBack;
1375
1376     if ( !(m_coloursCustomized & 0x0004) )
1377     {
1378     #ifdef __WXGTK__
1379         int colDec = -90;
1380     #else
1381         int colDec = -72;
1382     #endif
1383         wxColour capForeCol = wxPGAdjustColour(m_colCapBack,colDec,5000,5000,true);
1384         m_colCapFore = capForeCol;
1385         m_categoryDefaultCell.GetData()->SetFgCol(capForeCol);
1386     }
1387
1388     if ( !(m_coloursCustomized & 0x0008) )
1389     {
1390         wxColour bgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1391         m_colPropBack = bgCol;
1392         m_propertyDefaultCell.GetData()->SetBgCol(bgCol);
1393         if ( !m_unspecifiedAppearance.GetBgCol().IsOk() )
1394             m_unspecifiedAppearance.SetBgCol(bgCol);
1395     }
1396
1397     if ( !(m_coloursCustomized & 0x0010) )
1398     {
1399         wxColour fgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
1400         m_colPropFore = fgCol;
1401         m_propertyDefaultCell.GetData()->SetFgCol(fgCol);
1402         if ( !m_unspecifiedAppearance.GetFgCol().IsOk() )
1403             m_unspecifiedAppearance.SetFgCol(fgCol);
1404     }
1405
1406     if ( !(m_coloursCustomized & 0x0020) )
1407         m_colSelBack = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT );
1408
1409     if ( !(m_coloursCustomized & 0x0040) )
1410         m_colSelFore = wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHTTEXT );
1411
1412     if ( !(m_coloursCustomized & 0x0080) )
1413         m_colLine = m_colCapBack;
1414
1415     if ( !(m_coloursCustomized & 0x0100) )
1416         m_colDisPropFore = m_colCapFore;
1417
1418     m_colEmptySpace = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
1419 }
1420
1421 // -----------------------------------------------------------------------
1422
1423 void wxPropertyGrid::ResetColours()
1424 {
1425     m_coloursCustomized = 0;
1426
1427     RegainColours();
1428
1429     Refresh();
1430 }
1431
1432 // -----------------------------------------------------------------------
1433
1434 bool wxPropertyGrid::SetFont( const wxFont& font )
1435 {
1436     // Must disable active editor.
1437     DoClearSelection();
1438
1439     bool res = wxScrolledWindow::SetFont( font );
1440     if ( res && GetParent()) // may not have been Create()ed yet if SetFont called from SetWindowVariant
1441     {
1442         CalculateFontAndBitmapStuff( m_vspacing );
1443         Refresh();
1444     }
1445
1446     return res;
1447 }
1448
1449 // -----------------------------------------------------------------------
1450
1451 void wxPropertyGrid::SetLineColour( const wxColour& col )
1452 {
1453     m_colLine = col;
1454     m_coloursCustomized |= 0x80;
1455     Refresh();
1456 }
1457
1458 // -----------------------------------------------------------------------
1459
1460 void wxPropertyGrid::SetMarginColour( const wxColour& col )
1461 {
1462     m_colMargin = col;
1463     m_coloursCustomized |= 0x01;
1464     Refresh();
1465 }
1466
1467 // -----------------------------------------------------------------------
1468
1469 void wxPropertyGrid::SetCellBackgroundColour( const wxColour& col )
1470 {
1471     m_colPropBack = col;
1472     m_coloursCustomized |= 0x08;
1473
1474     m_propertyDefaultCell.GetData()->SetBgCol(col);
1475     m_unspecifiedAppearance.SetBgCol(col);
1476
1477     Refresh();
1478 }
1479
1480 // -----------------------------------------------------------------------
1481
1482 void wxPropertyGrid::SetCellTextColour( const wxColour& col )
1483 {
1484     m_colPropFore = col;
1485     m_coloursCustomized |= 0x10;
1486
1487     m_propertyDefaultCell.GetData()->SetFgCol(col);
1488     m_unspecifiedAppearance.SetFgCol(col);
1489
1490     Refresh();
1491 }
1492
1493 // -----------------------------------------------------------------------
1494
1495 void wxPropertyGrid::SetEmptySpaceColour( const wxColour& col )
1496 {
1497     m_colEmptySpace = col;
1498
1499     Refresh();
1500 }
1501
1502 // -----------------------------------------------------------------------
1503
1504 void wxPropertyGrid::SetCellDisabledTextColour( const wxColour& col )
1505 {
1506     m_colDisPropFore = col;
1507     m_coloursCustomized |= 0x100;
1508     Refresh();
1509 }
1510
1511 // -----------------------------------------------------------------------
1512
1513 void wxPropertyGrid::SetSelectionBackgroundColour( const wxColour& col )
1514 {
1515     m_colSelBack = col;
1516     m_coloursCustomized |= 0x20;
1517     Refresh();
1518 }
1519
1520 // -----------------------------------------------------------------------
1521
1522 void wxPropertyGrid::SetSelectionTextColour( const wxColour& col )
1523 {
1524     m_colSelFore = col;
1525     m_coloursCustomized |= 0x40;
1526     Refresh();
1527 }
1528
1529 // -----------------------------------------------------------------------
1530
1531 void wxPropertyGrid::SetCaptionBackgroundColour( const wxColour& col )
1532 {
1533     m_colCapBack = col;
1534     m_coloursCustomized |= 0x02;
1535
1536     m_categoryDefaultCell.GetData()->SetBgCol(col);
1537
1538     Refresh();
1539 }
1540
1541 // -----------------------------------------------------------------------
1542
1543 void wxPropertyGrid::SetCaptionTextColour( const wxColour& col )
1544 {
1545     m_colCapFore = col;
1546     m_coloursCustomized |= 0x04;
1547
1548     m_categoryDefaultCell.GetData()->SetFgCol(col);
1549
1550     Refresh();
1551 }
1552
1553 // -----------------------------------------------------------------------
1554 // wxPropertyGrid property adding and removal
1555 // -----------------------------------------------------------------------
1556
1557 void wxPropertyGrid::PrepareAfterItemsAdded()
1558 {
1559     if ( !m_pState || !m_pState->m_itemsAdded ) return;
1560
1561     m_pState->m_itemsAdded = 0;
1562
1563     if ( m_windowStyle & wxPG_AUTO_SORT )
1564         Sort(wxPG_SORT_TOP_LEVEL_ONLY);
1565
1566     RecalculateVirtualSize();
1567 }
1568
1569 // -----------------------------------------------------------------------
1570 // wxPropertyGrid property operations
1571 // -----------------------------------------------------------------------
1572
1573 bool wxPropertyGrid::EnsureVisible( wxPGPropArg id )
1574 {
1575     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
1576
1577     Update();
1578
1579     bool changed = false;
1580
1581     // Is it inside collapsed section?
1582     if ( !p->IsVisible() )
1583     {
1584         // expand parents
1585         wxPGProperty* parent = p->GetParent();
1586         wxPGProperty* grandparent = parent->GetParent();
1587
1588         if ( grandparent && grandparent != m_pState->m_properties )
1589             Expand( grandparent );
1590
1591         Expand( parent );
1592         changed = true;
1593     }
1594
1595     // Need to scroll?
1596     int vx, vy;
1597     GetViewStart(&vx,&vy);
1598     vy*=wxPG_PIXELS_PER_UNIT;
1599
1600     int y = p->GetY();
1601
1602     if ( y < vy )
1603     {
1604         Scroll(vx, y/wxPG_PIXELS_PER_UNIT );
1605         m_iFlags |= wxPG_FL_SCROLLED;
1606         changed = true;
1607     }
1608     else if ( (y+m_lineHeight) > (vy+m_height) )
1609     {
1610         Scroll(vx, (y-m_height+(m_lineHeight*2))/wxPG_PIXELS_PER_UNIT );
1611         m_iFlags |= wxPG_FL_SCROLLED;
1612         changed = true;
1613     }
1614
1615     if ( changed )
1616         DrawItems( p, p );
1617
1618     return changed;
1619 }
1620
1621 // -----------------------------------------------------------------------
1622 // wxPropertyGrid helper methods called by properties
1623 // -----------------------------------------------------------------------
1624
1625 // Control font changer helper.
1626 void wxPropertyGrid::SetCurControlBoldFont()
1627 {
1628     wxASSERT( m_wndEditor );
1629     m_wndEditor->SetFont( m_captionFont );
1630 }
1631
1632 // -----------------------------------------------------------------------
1633
1634 wxPoint wxPropertyGrid::GetGoodEditorDialogPosition( wxPGProperty* p,
1635                                                      const wxSize& sz )
1636 {
1637 #if wxPG_SMALL_SCREEN
1638     // On small-screen devices, always show dialogs with default position and size.
1639     return wxDefaultPosition;
1640 #else
1641     int splitterX = GetSplitterPosition();
1642     int x = splitterX;
1643     int y = p->GetY();
1644
1645     wxCHECK_MSG( y >= 0, wxPoint(-1,-1), wxT("invalid y?") );
1646
1647     ImprovedClientToScreen( &x, &y );
1648
1649     int sw = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_X );
1650     int sh = wxSystemSettings::GetMetric( ::wxSYS_SCREEN_Y );
1651
1652     int new_x;
1653     int new_y;
1654
1655     if ( x > (sw/2) )
1656         // left
1657         new_x = x + (m_width-splitterX) - sz.x;
1658     else
1659         // right
1660         new_x = x;
1661
1662     if ( y > (sh/2) )
1663         // above
1664         new_y = y - sz.y;
1665     else
1666         // below
1667         new_y = y + m_lineHeight;
1668
1669     return wxPoint(new_x,new_y);
1670 #endif
1671 }
1672
1673 // -----------------------------------------------------------------------
1674
1675 wxString& wxPropertyGrid::ExpandEscapeSequences( wxString& dst_str, wxString& src_str )
1676 {
1677     if ( src_str.length() == 0 )
1678     {
1679         dst_str = src_str;
1680         return src_str;
1681     }
1682
1683     bool prev_is_slash = false;
1684
1685     wxString::const_iterator i = src_str.begin();
1686
1687     dst_str.clear();
1688
1689     for ( ; i != src_str.end(); ++i )
1690     {
1691         wxUniChar a = *i;
1692
1693         if ( a != wxS('\\') )
1694         {
1695             if ( !prev_is_slash )
1696             {
1697                 dst_str << a;
1698             }
1699             else
1700             {
1701                 if ( a == wxS('n') )
1702                 {
1703             #ifdef __WXMSW__
1704                     dst_str << wxS('\n');
1705             #else
1706                     dst_str << wxS('\n');
1707             #endif
1708                 }
1709                 else if ( a == wxS('t') )
1710                     dst_str << wxS('\t');
1711                 else
1712                     dst_str << a;
1713             }
1714             prev_is_slash = false;
1715         }
1716         else
1717         {
1718             if ( prev_is_slash )
1719             {
1720                 dst_str << wxS('\\');
1721                 prev_is_slash = false;
1722             }
1723             else
1724             {
1725                 prev_is_slash = true;
1726             }
1727         }
1728     }
1729     return dst_str;
1730 }
1731
1732 // -----------------------------------------------------------------------
1733
1734 wxString& wxPropertyGrid::CreateEscapeSequences( wxString& dst_str, wxString& src_str )
1735 {
1736     if ( src_str.length() == 0 )
1737     {
1738         dst_str = src_str;
1739         return src_str;
1740     }
1741
1742     wxString::const_iterator i = src_str.begin();
1743     wxUniChar prev_a = wxS('\0');
1744
1745     dst_str.clear();
1746
1747     for ( ; i != src_str.end(); ++i )
1748     {
1749         wxChar a = *i;
1750
1751         if ( a >= wxS(' ') )
1752         {
1753             // This surely is not something that requires an escape sequence.
1754             dst_str << a;
1755         }
1756         else
1757         {
1758             // This might need...
1759             if ( a == wxS('\r')  )
1760             {
1761                 // DOS style line end.
1762                 // Already taken care below
1763             }
1764             else if ( a == wxS('\n') )
1765                 // UNIX style line end.
1766                 dst_str << wxS("\\n");
1767             else if ( a == wxS('\t') )
1768                 // Tab.
1769                 dst_str << wxS('\t');
1770             else
1771             {
1772                 //wxLogDebug(wxT("WARNING: Could not create escape sequence for character #%i"),(int)a);
1773                 dst_str << a;
1774             }
1775         }
1776
1777         prev_a = a;
1778     }
1779     return dst_str;
1780 }
1781
1782 // -----------------------------------------------------------------------
1783
1784 wxPGProperty* wxPropertyGrid::DoGetItemAtY( int y ) const
1785 {
1786     // Outside?
1787     if ( y < 0 )
1788         return NULL;
1789
1790     unsigned int a = 0;
1791     return m_pState->m_properties->GetItemAtY(y, m_lineHeight, &a);
1792 }
1793
1794 // -----------------------------------------------------------------------
1795 // wxPropertyGrid graphics related methods
1796 // -----------------------------------------------------------------------
1797
1798 void wxPropertyGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
1799 {
1800     wxPaintDC dc(this);
1801     PrepareDC(dc);
1802
1803     // Don't paint after destruction has begun
1804     if ( !HasInternalFlag(wxPG_FL_INITIALIZED) )
1805         return;
1806
1807     // Find out where the window is scrolled to
1808     int vx,vy;                     // Top left corner of client
1809     GetViewStart(&vx,&vy);
1810     vy *= wxPG_PIXELS_PER_UNIT;
1811
1812     // Update everything inside the box
1813     wxRect r = GetUpdateRegion().GetBox();
1814
1815     r.y += vy;
1816
1817     // FIXME: This is just a workaround for a bug that causes splitters not
1818     //        to paint when other windows are being dragged over the grid.
1819     r.x = 0;
1820     r.width = GetClientSize().x;
1821
1822     // Repaint this rectangle
1823     DrawItems( dc, r.y, r.y + r.height, &r );
1824
1825     // We assume that the size set when grid is shown
1826     // is what is desired.
1827     SetInternalFlag(wxPG_FL_GOOD_SIZE_SET);
1828 }
1829
1830 // -----------------------------------------------------------------------
1831
1832 void wxPropertyGrid::DrawExpanderButton( wxDC& dc, const wxRect& rect,
1833                                          wxPGProperty* property ) const
1834 {
1835     // Prepare rectangle to be used
1836     wxRect r(rect);
1837     r.x += m_gutterWidth; r.y += m_buttonSpacingY;
1838     r.width = m_iconWidth; r.height = m_iconHeight;
1839
1840 #if (wxPG_USE_RENDERER_NATIVE)
1841     //
1842 #elif wxPG_ICON_WIDTH
1843     // Drawing expand/collapse button manually
1844     dc.SetPen(m_colPropFore);
1845     if ( property->IsCategory() )
1846         dc.SetBrush(*wxTRANSPARENT_BRUSH);
1847     else
1848         dc.SetBrush(m_colPropBack);
1849
1850     dc.DrawRectangle( r );
1851     int _y = r.y+(m_iconWidth/2);
1852     dc.DrawLine(r.x+2,_y,r.x+m_iconWidth-2,_y);
1853 #else
1854     wxBitmap* bmp;
1855 #endif
1856
1857     if ( property->IsExpanded() )
1858     {
1859     // wxRenderer functions are non-mutating in nature, so it
1860     // should be safe to cast "const wxPropertyGrid*" to "wxWindow*".
1861     // Hopefully this does not cause problems.
1862     #if (wxPG_USE_RENDERER_NATIVE)
1863         wxRendererNative::Get().DrawTreeItemButton(
1864                 (wxWindow*)this,
1865                 dc,
1866                 r,
1867                 wxCONTROL_EXPANDED
1868             );
1869     #elif wxPG_ICON_WIDTH
1870         //
1871     #else
1872         bmp = m_collbmp;
1873     #endif
1874
1875     }
1876     else
1877     {
1878     #if (wxPG_USE_RENDERER_NATIVE)
1879         wxRendererNative::Get().DrawTreeItemButton(
1880                 (wxWindow*)this,
1881                 dc,
1882                 r,
1883                 0
1884             );
1885     #elif wxPG_ICON_WIDTH
1886         int _x = r.x+(m_iconWidth/2);
1887         dc.DrawLine(_x,r.y+2,_x,r.y+m_iconWidth-2);
1888     #else
1889         bmp = m_expandbmp;
1890     #endif
1891     }
1892
1893 #if (wxPG_USE_RENDERER_NATIVE)
1894     //
1895 #elif wxPG_ICON_WIDTH
1896     //
1897 #else
1898     dc.DrawBitmap( *bmp, r.x, r.y, true );
1899 #endif
1900 }
1901
1902 // -----------------------------------------------------------------------
1903
1904 //
1905 // This is the one called by OnPaint event handler and others.
1906 // topy and bottomy are already unscrolled (ie. physical)
1907 //
1908 void wxPropertyGrid::DrawItems( wxDC& dc,
1909                                 unsigned int topItemY,
1910                                 unsigned int bottomItemY,
1911                                 const wxRect* drawRect )
1912 {
1913     if ( m_frozen ||
1914          m_height < 1 ||
1915          bottomItemY < topItemY ||
1916          !m_pState )
1917         return;
1918
1919     m_pState->EnsureVirtualHeight();
1920
1921     wxRect tempDrawRect;
1922     if ( !drawRect )
1923     {
1924         tempDrawRect = wxRect(0, topItemY,
1925                               m_pState->m_width,
1926                               bottomItemY);
1927         drawRect = &tempDrawRect;
1928     }
1929
1930     // items added check
1931     if ( m_pState->m_itemsAdded ) PrepareAfterItemsAdded();
1932
1933     int paintFinishY = 0;
1934
1935     if ( m_pState->m_properties->GetChildCount() > 0 )
1936     {
1937         wxDC* dcPtr = &dc;
1938         bool isBuffered = false;
1939
1940     #if wxPG_DOUBLE_BUFFER
1941         wxMemoryDC* bufferDC = NULL;
1942
1943         if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
1944         {
1945             if ( !m_doubleBuffer )
1946             {
1947                 paintFinishY = drawRect->y;
1948                 dcPtr = NULL;
1949             }
1950             else
1951             {
1952                 bufferDC = new wxMemoryDC();
1953
1954                 // If nothing was changed, then just copy from double-buffer
1955                 bufferDC->SelectObject( *m_doubleBuffer );
1956                 dcPtr = bufferDC;
1957
1958                 isBuffered = true;
1959             }
1960         }
1961     #endif
1962
1963         if ( dcPtr )
1964         {
1965             dc.SetClippingRegion( *drawRect );
1966             paintFinishY = DoDrawItems( *dcPtr, drawRect, isBuffered );
1967             int drawBottomY = drawRect->y + drawRect->height;
1968
1969             // Clear area beyond last painted property
1970             if ( paintFinishY < drawBottomY )
1971             {
1972                 dcPtr->SetPen(m_colEmptySpace);
1973                 dcPtr->SetBrush(m_colEmptySpace);
1974                 dcPtr->DrawRectangle(0, paintFinishY,
1975                                      m_width,
1976                                      drawBottomY );
1977             }
1978
1979             dc.DestroyClippingRegion();
1980         }
1981
1982     #if wxPG_DOUBLE_BUFFER
1983         if ( bufferDC )
1984         {
1985             dc.Blit( drawRect->x, drawRect->y, drawRect->width,
1986                      drawRect->height,
1987                      bufferDC, 0, 0, wxCOPY );
1988             delete bufferDC;
1989         }
1990     #endif
1991     }
1992     else
1993     {
1994         // Just clear the area
1995         dc.SetPen(m_colEmptySpace);
1996         dc.SetBrush(m_colEmptySpace);
1997         dc.DrawRectangle(*drawRect);
1998     }
1999 }
2000
2001 // -----------------------------------------------------------------------
2002
2003 int wxPropertyGrid::DoDrawItems( wxDC& dc,
2004                                  const wxRect* drawRect,
2005                                  bool isBuffered ) const
2006 {
2007     const wxPGProperty* firstItem;
2008     const wxPGProperty* lastItem;
2009
2010     firstItem = DoGetItemAtY(drawRect->y);
2011     lastItem = DoGetItemAtY(drawRect->y+drawRect->height-1);
2012
2013     if ( !lastItem )
2014         lastItem = GetLastItem( wxPG_ITERATE_VISIBLE );
2015
2016     if ( m_frozen || m_height < 1 || firstItem == NULL )
2017         return drawRect->y;
2018
2019     wxCHECK_MSG( !m_pState->m_itemsAdded, drawRect->y,
2020                  "no items added" );
2021     wxASSERT( m_pState->m_properties->GetChildCount() );
2022
2023     int lh = m_lineHeight;
2024
2025     int firstItemTopY;
2026     int lastItemBottomY;
2027
2028     firstItemTopY = drawRect->y;
2029     lastItemBottomY = drawRect->y + drawRect->height;
2030
2031     // Align y coordinates to item boundaries
2032     firstItemTopY -= firstItemTopY % lh;
2033     lastItemBottomY += lh - (lastItemBottomY % lh);
2034     lastItemBottomY -= 1;
2035
2036     // Entire range outside scrolled, visible area?
2037     if ( firstItemTopY >= (int)m_pState->GetVirtualHeight() ||
2038          lastItemBottomY <= 0 )
2039         return drawRect->y;
2040
2041     wxCHECK_MSG( firstItemTopY < lastItemBottomY,
2042                  drawRect->y,
2043                  "invalid y values" );
2044
2045     /*
2046     wxLogDebug("  -> DoDrawItems ( \"%s\" -> \"%s\"
2047                "height=%i (ch=%i), drawRect = 0x%lX )",
2048         firstItem->GetLabel().c_str(),
2049         lastItem->GetLabel().c_str(),
2050         (int)(lastItemBottomY - firstItemTopY),
2051         (int)m_height,
2052         (unsigned long)drawRect );
2053     */
2054
2055     wxRect r;
2056
2057     long windowStyle = m_windowStyle;
2058
2059     int xRelMod = 0;
2060
2061     //
2062     // With wxPG_DOUBLE_BUFFER, do double buffering
2063     // - buffer's y = 0, so align drawRect and coordinates to that
2064     //
2065 #if wxPG_DOUBLE_BUFFER
2066     int yRelMod = 0;
2067
2068     wxRect cr2;
2069
2070     if ( isBuffered )
2071     {
2072         xRelMod = drawRect->x;
2073         yRelMod = drawRect->y;
2074
2075         //
2076         // drawRect conversion
2077         cr2 = *drawRect;
2078         cr2.x -= xRelMod;
2079         cr2.y -= yRelMod;
2080         drawRect = &cr2;
2081         firstItemTopY -= yRelMod;
2082         lastItemBottomY -= yRelMod;
2083     }
2084 #else
2085     wxUnusedVar(isBuffered);
2086 #endif
2087
2088     int x = m_marginWidth - xRelMod;
2089
2090     wxFont normalFont = GetFont();
2091
2092     bool reallyFocused = (m_iFlags & wxPG_FL_FOCUSED) != 0;
2093
2094     bool isPgEnabled = IsEnabled();
2095
2096     //
2097     // Prepare some pens and brushes that are often changed to.
2098     //
2099
2100     wxBrush marginBrush(m_colMargin);
2101     wxPen marginPen(m_colMargin);
2102     wxBrush capbgbrush(m_colCapBack,wxSOLID);
2103     wxPen linepen(m_colLine,1,wxSOLID);
2104
2105     wxColour selBackCol;
2106     if ( isPgEnabled )
2107         selBackCol = m_colSelBack;
2108     else
2109         selBackCol = m_colMargin;
2110
2111     // pen that has same colour as text
2112     wxPen outlinepen(m_colPropFore,1,wxSOLID);
2113
2114     //
2115     // Clear margin with background colour
2116     //
2117     dc.SetBrush( marginBrush );
2118     if ( !(windowStyle & wxPG_HIDE_MARGIN) )
2119     {
2120         dc.SetPen( *wxTRANSPARENT_PEN );
2121         dc.DrawRectangle(-1-xRelMod,firstItemTopY-1,x+2,lastItemBottomY-firstItemTopY+2);
2122     }
2123
2124     const wxPGProperty* firstSelected = GetSelection();
2125     const wxPropertyGridPageState* state = m_pState;
2126     const wxArrayInt& colWidths = state->m_colWidths;
2127
2128 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2129     bool wasSelectedPainted = false;
2130 #endif
2131
2132     // TODO: Only render columns that are within clipping region.
2133
2134     dc.SetFont(normalFont);
2135
2136     wxPropertyGridConstIterator it( state, wxPG_ITERATE_VISIBLE, firstItem );
2137     int endScanBottomY = lastItemBottomY + lh;
2138     int y = firstItemTopY;
2139
2140     //
2141     // Pregenerate list of visible properties.
2142     wxArrayPGProperty visPropArray;
2143     visPropArray.reserve((m_height/m_lineHeight)+6);
2144
2145     for ( ; !it.AtEnd(); it.Next() )
2146     {
2147         const wxPGProperty* p = *it;
2148
2149         if ( !p->HasFlag(wxPG_PROP_HIDDEN) )
2150         {
2151             visPropArray.push_back((wxPGProperty*)p);
2152
2153             if ( y > endScanBottomY )
2154                 break;
2155
2156             y += lh;
2157         }
2158     }
2159
2160     visPropArray.push_back(NULL);
2161
2162     wxPGProperty* nextP = visPropArray[0];
2163
2164     int gridWidth = state->m_width;
2165
2166     y = firstItemTopY;
2167     for ( unsigned int arrInd=1;
2168           nextP && y <= lastItemBottomY;
2169           arrInd++ )
2170     {
2171         wxPGProperty* p = nextP;
2172         nextP = visPropArray[arrInd];
2173
2174         int rowHeight = m_fontHeight+(m_spacingy*2)+1;
2175         int textMarginHere = x;
2176         int renderFlags = 0;
2177
2178         int greyDepth = m_marginWidth;
2179         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) )
2180             greyDepth = (((int)p->m_depthBgCol)-1) * m_subgroup_extramargin + m_marginWidth;
2181
2182         int greyDepthX = greyDepth - xRelMod;
2183
2184         // Use basic depth if in non-categoric mode and parent is base array.
2185         if ( !(windowStyle & wxPG_HIDE_CATEGORIES) || p->GetParent() != m_pState->m_properties )
2186         {
2187             textMarginHere += ((unsigned int)((p->m_depth-1)*m_subgroup_extramargin));
2188         }
2189
2190         // Paint margin area
2191         dc.SetBrush(marginBrush);
2192         dc.SetPen(marginPen);
2193         dc.DrawRectangle( -xRelMod, y, greyDepth, lh );
2194
2195         dc.SetPen( linepen );
2196
2197         int y2 = y + lh;
2198
2199 #ifdef __WXMSW__
2200         // Margin Edge
2201         // Modified by JACS to not draw a margin if wxPG_HIDE_MARGIN is specified, since it
2202         // looks better, at least under Windows when we have a themed border (the themed-window-specific
2203         // whitespace between the real border and the propgrid margin exacerbates the double-border look).
2204
2205         // Is this or its parent themed?
2206         bool suppressMarginEdge = (GetWindowStyle() & wxPG_HIDE_MARGIN) &&
2207             (((GetWindowStyle() & wxBORDER_MASK) == wxBORDER_THEME) ||
2208             (((GetWindowStyle() & wxBORDER_MASK) == wxBORDER_NONE) && ((GetParent()->GetWindowStyle() & wxBORDER_MASK) == wxBORDER_THEME)));
2209 #else
2210         bool suppressMarginEdge = false;
2211 #endif
2212         if (!suppressMarginEdge)
2213             dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2214         else
2215         {
2216             // Blank out the margin edge
2217             dc.SetPen(wxPen(GetBackgroundColour()));
2218             dc.DrawLine( greyDepthX, y, greyDepthX, y2 );
2219             dc.SetPen( linepen );
2220         }
2221
2222         // Splitters
2223         unsigned int si;
2224         int sx = x;
2225
2226         for ( si=0; si<colWidths.size(); si++ )
2227         {
2228             sx += colWidths[si];
2229             dc.DrawLine( sx, y, sx, y2 );
2230         }
2231
2232         // Horizontal Line, below
2233         //   (not if both this and next is category caption)
2234         if ( p->IsCategory() &&
2235              nextP && nextP->IsCategory() )
2236             dc.SetPen(m_colCapBack);
2237
2238         dc.DrawLine( greyDepthX, y2-1, gridWidth-xRelMod, y2-1 );
2239
2240         //
2241         // Need to override row colours?
2242         wxColour rowFgCol;
2243         wxColour rowBgCol;
2244
2245         bool isSelected = state->DoIsPropertySelected(p);
2246
2247         if ( !isSelected )
2248         {
2249             // Disabled may get different colour.
2250             if ( !p->IsEnabled() )
2251             {
2252                 renderFlags |= wxPGCellRenderer::Disabled |
2253                                wxPGCellRenderer::DontUseCellFgCol;
2254                 rowFgCol = m_colDisPropFore;
2255             }
2256         }
2257         else
2258         {
2259 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2260             if ( p == firstSelected )
2261                 wasSelectedPainted = true;
2262 #endif
2263
2264             renderFlags |= wxPGCellRenderer::Selected;
2265
2266             if ( !p->IsCategory() )
2267             {
2268                 renderFlags |= wxPGCellRenderer::DontUseCellFgCol |
2269                                wxPGCellRenderer::DontUseCellBgCol;
2270
2271                 if ( reallyFocused && p == firstSelected )
2272                 {
2273                     rowFgCol = m_colSelFore;
2274                     rowBgCol = selBackCol;
2275                 }
2276                 else if ( isPgEnabled )
2277                 {
2278                     rowFgCol = m_colPropFore;
2279                     if ( p == firstSelected )
2280                         rowBgCol = m_colMargin;
2281                     else
2282                         rowBgCol = selBackCol;
2283                 }
2284                 else
2285                 {
2286                     rowFgCol = m_colDisPropFore;
2287                     rowBgCol = selBackCol;
2288                 }
2289             }
2290         }
2291
2292         wxBrush rowBgBrush;
2293
2294         if ( rowBgCol.IsOk() )
2295             rowBgBrush = wxBrush(rowBgCol);
2296
2297         if ( HasInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL) )
2298             renderFlags = renderFlags & ~wxPGCellRenderer::DontUseCellColours;
2299
2300         //
2301         // Fill additional margin area with background colour of first cell
2302         if ( greyDepthX < textMarginHere )
2303         {
2304             if ( !(renderFlags & wxPGCellRenderer::DontUseCellBgCol) )
2305             {
2306                 wxPGCell& cell = p->GetCell(0);
2307                 rowBgCol = cell.GetBgCol();
2308                 rowBgBrush = wxBrush(rowBgCol);
2309             }
2310             dc.SetBrush(rowBgBrush);
2311             dc.SetPen(rowBgCol);
2312             dc.DrawRectangle(greyDepthX+1, y,
2313                              textMarginHere-greyDepthX, lh-1);
2314         }
2315
2316         bool fontChanged = false;
2317
2318         // Expander button rectangle
2319         wxRect butRect( ((p->m_depth - 1) * m_subgroup_extramargin) - xRelMod,
2320                         y,
2321                         m_marginWidth,
2322                         lh );
2323
2324         // Default cell rect fill the entire row
2325         wxRect cellRect(greyDepthX, y,
2326                         gridWidth - greyDepth + 2, rowHeight-1 );
2327
2328         bool isCategory = p->IsCategory();
2329
2330         if ( isCategory )
2331         {
2332             dc.SetFont(m_captionFont);
2333             fontChanged = true;
2334
2335             if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
2336             {
2337                 dc.SetBrush(rowBgBrush);
2338                 dc.SetPen(rowBgCol);
2339             }
2340
2341             if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
2342             {
2343                 dc.SetTextForeground(rowFgCol);
2344             }
2345         }
2346         else
2347         {
2348             // Fine tune button rectangle to actually fit the cell
2349             if ( butRect.x > 0 )
2350                 butRect.x += IN_CELL_EXPANDER_BUTTON_X_ADJUST;
2351
2352             if ( p->m_flags & wxPG_PROP_MODIFIED &&
2353                  (windowStyle & wxPG_BOLD_MODIFIED) )
2354             {
2355                 dc.SetFont(m_captionFont);
2356                 fontChanged = true;
2357             }
2358
2359             // Magic fine-tuning for non-category rows
2360             cellRect.x += 1;
2361         }
2362
2363         int firstCellWidth = colWidths[0] - (greyDepthX - m_marginWidth);
2364         int firstCellX = cellRect.x;
2365
2366         // Calculate cellRect.x for the last cell
2367         unsigned int ci = 0;
2368         int cellX = x + 1;
2369         for ( ci=0; ci<colWidths.size(); ci++ )
2370             cellX += colWidths[ci];
2371         cellRect.x = cellX;
2372
2373         // Draw cells from back to front so that we can easily tell if the
2374         // cell on the right was empty from text
2375         bool prevFilled = true;
2376         ci = colWidths.size();
2377         do
2378         {
2379             ci--;
2380
2381             int textXAdd = 0;
2382
2383             if ( ci == 0 )
2384             {
2385                 textXAdd = textMarginHere - greyDepthX;
2386                 cellRect.width = firstCellWidth;
2387                 cellRect.x = firstCellX;
2388             }
2389             else
2390             {
2391                 int colWidth = colWidths[ci];
2392                 cellRect.width = colWidth;
2393                 cellRect.x -= colWidth;
2394             }
2395
2396             // Merge with column to the right?
2397             if ( !prevFilled && isCategory )
2398             {
2399                 cellRect.width += colWidths[ci+1];
2400             }
2401
2402             if ( !isCategory )
2403                 cellRect.width -= 1;
2404
2405             wxWindow* cellEditor = NULL;
2406             int cellRenderFlags = renderFlags;
2407
2408             // Tree Item Button (must be drawn before clipping is set up)
2409             if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
2410                 DrawExpanderButton( dc, butRect, p );
2411
2412             // Background
2413             if ( isSelected && (ci == 1 || ci == m_selColumn) )
2414             {
2415                 if ( p == firstSelected )
2416                 {
2417                     if ( ci == 1 && m_wndEditor )
2418                         cellEditor = m_wndEditor;
2419                     else if ( ci == m_selColumn && m_labelEditor )
2420                         cellEditor = m_labelEditor;
2421                 }
2422
2423                 if ( cellEditor )
2424                 {
2425                     wxColour editorBgCol =
2426                         cellEditor->GetBackgroundColour();
2427                     dc.SetBrush(editorBgCol);
2428                     dc.SetPen(editorBgCol);
2429                     dc.SetTextForeground(m_colPropFore);
2430                     dc.DrawRectangle(cellRect);
2431
2432                     if ( m_dragStatus != 0 ||
2433                          (m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
2434                         cellEditor = NULL;
2435                 }
2436                 else
2437                 {
2438                     dc.SetBrush(m_colPropBack);
2439                     dc.SetPen(m_colPropBack);
2440                     if ( p->IsEnabled() )
2441                         dc.SetTextForeground(m_colPropFore);
2442                     else
2443                         dc.SetTextForeground(m_colDisPropFore);
2444                 }
2445             }
2446             else
2447             {
2448                 if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
2449                 {
2450                     dc.SetBrush(rowBgBrush);
2451                     dc.SetPen(rowBgCol);
2452                 }
2453
2454                 if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
2455                 {
2456                     dc.SetTextForeground(rowFgCol);
2457                 }
2458             }
2459
2460             dc.SetClippingRegion(cellRect);
2461
2462             cellRect.x += textXAdd;
2463             cellRect.width -= textXAdd;
2464
2465             // Foreground
2466             if ( !cellEditor )
2467             {
2468                 wxPGCellRenderer* renderer;
2469                 int cmnVal = p->GetCommonValue();
2470                 if ( cmnVal == -1 || ci != 1 )
2471                 {
2472                     renderer = p->GetCellRenderer(ci);
2473                     prevFilled = renderer->Render(dc, cellRect, this,
2474                                                   p, ci, -1,
2475                                                   cellRenderFlags );
2476                 }
2477                 else
2478                 {
2479                     renderer = GetCommonValue(cmnVal)->GetRenderer();
2480                     prevFilled = renderer->Render(dc, cellRect, this,
2481                                                   p, ci, -1,
2482                                                   cellRenderFlags );
2483                 }
2484             }
2485             else
2486             {
2487                 prevFilled = true;
2488             }
2489
2490             dc.DestroyClippingRegion(); // Is this really necessary?
2491         }
2492         while ( ci > 0 );
2493
2494         if ( fontChanged )
2495             dc.SetFont(normalFont);
2496
2497         y += rowHeight;
2498     }
2499
2500     // Refresh editor controls (seems not needed on msw)
2501     // NOTE: This code is mandatory for GTK!
2502 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2503     if ( wasSelectedPainted )
2504     {
2505         if ( m_wndEditor )
2506             m_wndEditor->Refresh();
2507         if ( m_wndEditor2 )
2508             m_wndEditor2->Refresh();
2509     }
2510 #endif
2511
2512     return y;
2513 }
2514
2515 // -----------------------------------------------------------------------
2516
2517 wxRect wxPropertyGrid::GetPropertyRect( const wxPGProperty* p1, const wxPGProperty* p2 ) const
2518 {
2519     wxRect r;
2520
2521     if ( m_width < 10 || m_height < 10 ||
2522          !m_pState->m_properties->GetChildCount() ||
2523          p1 == NULL )
2524         return wxRect(0,0,0,0);
2525
2526     int vy = 0;
2527
2528     //
2529     // Return rect which encloses the given property range
2530
2531     int visTop = p1->GetY();
2532     int visBottom;
2533     if ( p2 )
2534         visBottom = p2->GetY() + m_lineHeight;
2535     else
2536         visBottom = m_height + visTop;
2537
2538     // If seleced property is inside the range, we'll extend the range to include
2539     // control's size.
2540     wxPGProperty* selected = GetSelection();
2541     if ( selected )
2542     {
2543         int selectedY = selected->GetY();
2544         if ( selectedY >= visTop && selectedY < visBottom )
2545         {
2546             wxWindow* editor = GetEditorControl();
2547             if ( editor )
2548             {
2549                 int visBottom2 = selectedY + editor->GetSize().y;
2550                 if ( visBottom2 > visBottom )
2551                     visBottom = visBottom2;
2552             }
2553         }
2554     }
2555
2556     return wxRect(0,visTop-vy,m_pState->m_width,visBottom-visTop);
2557 }
2558
2559 // -----------------------------------------------------------------------
2560
2561 void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
2562 {
2563     if ( m_frozen )
2564         return;
2565
2566     if ( m_pState->m_itemsAdded )
2567         PrepareAfterItemsAdded();
2568
2569     wxRect r = GetPropertyRect(p1, p2);
2570     if ( r.width > 0 )
2571     {
2572         RefreshRect(r);
2573     }
2574 }
2575
2576 // -----------------------------------------------------------------------
2577
2578 void wxPropertyGrid::RefreshProperty( wxPGProperty* p )
2579 {
2580     if ( m_pState->DoIsPropertySelected(p) )
2581     {
2582         // NB: We must copy the selection.
2583         wxArrayPGProperty selection = m_pState->m_selection;
2584         DoSetSelection(selection, wxPG_SEL_FORCE);
2585     }
2586
2587     DrawItemAndChildren(p);
2588 }
2589
2590 // -----------------------------------------------------------------------
2591
2592 void wxPropertyGrid::DrawItemAndValueRelated( wxPGProperty* p )
2593 {
2594     if ( m_frozen )
2595         return;
2596
2597     // Draw item, children, and parent too, if it is not category
2598     wxPGProperty* parent = p->GetParent();
2599
2600     while ( parent &&
2601             !parent->IsCategory() &&
2602             parent->GetParent() )
2603     {
2604          DrawItem(parent);
2605          parent = parent->GetParent();
2606     }
2607
2608     DrawItemAndChildren(p);
2609 }
2610
2611 void wxPropertyGrid::DrawItemAndChildren( wxPGProperty* p )
2612 {
2613     wxCHECK_RET( p, wxT("invalid property id") );
2614
2615     // Do not draw if in non-visible page
2616     if ( p->GetParentState() != m_pState )
2617         return;
2618
2619     // do not draw a single item if multiple pending
2620     if ( m_pState->m_itemsAdded || m_frozen )
2621         return;
2622
2623     // Update child control.
2624     wxPGProperty* selected = GetSelection();
2625     if ( selected && selected->GetParent() == p )
2626         RefreshEditor();
2627
2628     const wxPGProperty* lastDrawn = p->GetLastVisibleSubItem();
2629
2630     DrawItems(p, lastDrawn);
2631 }
2632
2633 // -----------------------------------------------------------------------
2634
2635 void wxPropertyGrid::Refresh( bool WXUNUSED(eraseBackground),
2636                               const wxRect *rect )
2637 {
2638     PrepareAfterItemsAdded();
2639
2640     wxWindow::Refresh(false, rect);
2641
2642 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
2643     // I think this really helps only GTK+1.2
2644     if ( m_wndEditor ) m_wndEditor->Refresh();
2645     if ( m_wndEditor2 ) m_wndEditor2->Refresh();
2646 #endif
2647 }
2648
2649 // -----------------------------------------------------------------------
2650 // wxPropertyGrid global operations
2651 // -----------------------------------------------------------------------
2652
2653 void wxPropertyGrid::Clear()
2654 {
2655     m_pState->DoClear();
2656
2657     m_propHover = NULL;
2658
2659     m_prevVY = 0;
2660
2661     RecalculateVirtualSize();
2662
2663     // Need to clear some area at the end
2664     if ( !m_frozen )
2665         RefreshRect(wxRect(0, 0, m_width, m_height));
2666 }
2667
2668 // -----------------------------------------------------------------------
2669
2670 bool wxPropertyGrid::EnableCategories( bool enable )
2671 {
2672     DoClearSelection();
2673
2674     if ( enable )
2675     {
2676         //
2677         // Enable categories
2678         //
2679
2680         m_windowStyle &= ~(wxPG_HIDE_CATEGORIES);
2681     }
2682     else
2683     {
2684         //
2685         // Disable categories
2686         //
2687         m_windowStyle |= wxPG_HIDE_CATEGORIES;
2688     }
2689
2690     if ( !m_pState->EnableCategories(enable) )
2691         return false;
2692
2693     if ( !m_frozen )
2694     {
2695         if ( m_windowStyle & wxPG_AUTO_SORT )
2696         {
2697             m_pState->m_itemsAdded = 1; // force
2698             PrepareAfterItemsAdded();
2699         }
2700     }
2701     else
2702         m_pState->m_itemsAdded = 1;
2703
2704     // No need for RecalculateVirtualSize() here - it is already called in
2705     // wxPropertyGridPageState method above.
2706
2707     Refresh();
2708
2709     return true;
2710 }
2711
2712 // -----------------------------------------------------------------------
2713
2714 void wxPropertyGrid::SwitchState( wxPropertyGridPageState* pNewState )
2715 {
2716     wxASSERT( pNewState );
2717     wxASSERT( pNewState->GetGrid() );
2718
2719     if ( pNewState == m_pState )
2720         return;
2721
2722     wxArrayPGProperty oldSelection = m_pState->m_selection;
2723
2724     // Call ClearSelection() instead of DoClearSelection()
2725     // so that selection clear events are not sent.
2726     ClearSelection();
2727
2728     m_pState->m_selection = oldSelection;
2729
2730     bool orig_mode = m_pState->IsInNonCatMode();
2731     bool new_state_mode = pNewState->IsInNonCatMode();
2732
2733     m_pState = pNewState;
2734
2735     // Validate width
2736     int pgWidth = GetClientSize().x;
2737     if ( HasVirtualWidth() )
2738     {
2739         int minWidth = pgWidth;
2740         if ( pNewState->m_width < minWidth )
2741         {
2742             pNewState->m_width = minWidth;
2743             pNewState->CheckColumnWidths();
2744         }
2745     }
2746     else
2747     {
2748         //
2749         // Just in case, fully re-center splitter
2750         //if ( HasFlag( wxPG_SPLITTER_AUTO_CENTER ) )
2751         //    pNewState->m_fSplitterX = -1.0;
2752
2753         pNewState->OnClientWidthChange(pgWidth,
2754                                        pgWidth - pNewState->m_width);
2755     }
2756
2757     m_propHover = NULL;
2758
2759     // If necessary, convert state to correct mode.
2760     if ( orig_mode != new_state_mode )
2761     {
2762         // This should refresh as well.
2763         EnableCategories( orig_mode?false:true );
2764     }
2765     else if ( !m_frozen )
2766     {
2767         // Refresh, if not frozen.
2768         m_pState->PrepareAfterItemsAdded();
2769
2770         // Reselect (Use SetSelection() instead of Do-variant so that
2771         // events won't be sent).
2772         SetSelection(m_pState->m_selection);
2773
2774         RecalculateVirtualSize(0);
2775         Refresh();
2776     }
2777     else
2778         m_pState->m_itemsAdded = 1;
2779 }
2780
2781 // -----------------------------------------------------------------------
2782
2783 // Call to SetSplitterPosition will always disable splitter auto-centering
2784 // if parent window is shown.
2785 void wxPropertyGrid::DoSetSplitterPosition( int newxpos,
2786                                             int splitterIndex,
2787                                             int flags )
2788 {
2789     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
2790         return;
2791
2792     wxPropertyGridPageState* state = m_pState;
2793
2794     if ( flags & wxPG_SPLITTER_FROM_EVENT )
2795         state->m_dontCenterSplitter = true;
2796
2797     state->DoSetSplitterPosition(newxpos, splitterIndex, flags);
2798
2799     if ( flags & wxPG_SPLITTER_REFRESH )
2800     {
2801         if ( GetSelection() )
2802             CorrectEditorWidgetSizeX();
2803
2804         Refresh();
2805     }
2806
2807     return;
2808 }
2809
2810 // -----------------------------------------------------------------------
2811
2812 void wxPropertyGrid::CenterSplitter( bool enableAutoCentering )
2813 {
2814     SetSplitterPosition( m_width/2 );
2815     if ( enableAutoCentering && HasFlag(wxPG_SPLITTER_AUTO_CENTER) )
2816         m_pState->m_dontCenterSplitter = false;
2817 }
2818
2819 // -----------------------------------------------------------------------
2820 // wxPropertyGrid item iteration (GetNextProperty etc.) methods
2821 // -----------------------------------------------------------------------
2822
2823 // Returns nearest paint visible property (such that will be painted unless
2824 // window is scrolled or resized). If given property is paint visible, then
2825 // it itself will be returned
2826 wxPGProperty* wxPropertyGrid::GetNearestPaintVisible( wxPGProperty* p ) const
2827 {
2828     int vx,vy1;// Top left corner of client
2829     GetViewStart(&vx,&vy1);
2830     vy1 *= wxPG_PIXELS_PER_UNIT;
2831
2832     int vy2 = vy1 + m_height;
2833     int propY = p->GetY2(m_lineHeight);
2834
2835     if ( (propY + m_lineHeight) < vy1 )
2836     {
2837     // Too high
2838         return DoGetItemAtY( vy1 );
2839     }
2840     else if ( propY > vy2 )
2841     {
2842     // Too low
2843         return DoGetItemAtY( vy2 );
2844     }
2845
2846     // Itself paint visible
2847     return p;
2848
2849 }
2850
2851 // -----------------------------------------------------------------------
2852 // Methods related to change in value, value modification and sending events
2853 // -----------------------------------------------------------------------
2854
2855 // commits any changes in editor of selected property
2856 // return true if validation did not fail
2857 // flags are same as with DoSelectProperty
2858 bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
2859 {
2860     // Committing already?
2861     if ( m_inCommitChangesFromEditor )
2862         return true;
2863
2864     // Don't do this if already processing editor event. It might
2865     // induce recursive dialogs and crap like that.
2866     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
2867     {
2868         if ( m_inDoPropertyChanged )
2869             return true;
2870
2871         return false;
2872     }
2873
2874     wxPGProperty* selected = GetSelection();
2875
2876     if ( m_wndEditor &&
2877          IsEditorsValueModified() &&
2878          (m_iFlags & wxPG_FL_INITIALIZED) &&
2879          selected )
2880     {
2881         m_inCommitChangesFromEditor = 1;
2882
2883         wxVariant variant(selected->GetValueRef());
2884         bool valueIsPending = false;
2885
2886         // JACS - necessary to avoid new focus being found spuriously within OnIdle
2887         // due to another window getting focus
2888         wxWindow* oldFocus = m_curFocused;
2889
2890         bool validationFailure = false;
2891         bool forceSuccess = (flags & (wxPG_SEL_NOVALIDATE|wxPG_SEL_FORCE)) ? true : false;
2892
2893         m_chgInfo_changedProperty = NULL;
2894
2895         // If truly modified, schedule value as pending.
2896         if ( selected->GetEditorClass()->
2897                 GetValueFromControl( variant,
2898                                      selected,
2899                                      GetEditorControl() ) )
2900         {
2901             if ( DoEditorValidate() &&
2902                  PerformValidation(selected, variant) )
2903             {
2904                 valueIsPending = true;
2905             }
2906             else
2907             {
2908                 validationFailure = true;
2909             }
2910         }
2911         else
2912         {
2913             EditorsValueWasNotModified();
2914         }
2915
2916         bool res = true;
2917
2918         m_inCommitChangesFromEditor = 0;
2919
2920         if ( validationFailure && !forceSuccess )
2921         {
2922             if (oldFocus)
2923             {
2924                 oldFocus->SetFocus();
2925                 m_curFocused = oldFocus;
2926             }
2927
2928             res = OnValidationFailure(selected, variant);
2929
2930             // Now prevent further validation failure messages
2931             if ( res )
2932             {
2933                 EditorsValueWasNotModified();
2934                 OnValidationFailureReset(selected);
2935             }
2936         }
2937         else if ( valueIsPending )
2938         {
2939             DoPropertyChanged( selected, flags );
2940             EditorsValueWasNotModified();
2941         }
2942
2943         return res;
2944     }
2945
2946     return true;
2947 }
2948
2949 // -----------------------------------------------------------------------
2950
2951 bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue,
2952                                         int flags )
2953 {
2954     //
2955     // Runs all validation functionality.
2956     // Returns true if value passes all tests.
2957     //
2958
2959     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;
2960
2961     //
2962     // Variant list a special value that cannot be validated
2963     // by normal means.
2964     if ( pendingValue.GetType() != wxPG_VARIANT_TYPE_LIST )
2965     {
2966         if ( !p->ValidateValue(pendingValue, m_validationInfo) )
2967             return false;
2968     }
2969
2970     //
2971     // Adapt list to child values, if necessary
2972     wxVariant listValue = pendingValue;
2973     wxVariant* pPendingValue = &pendingValue;
2974     wxVariant* pList = NULL;
2975
2976     // If parent has wxPG_PROP_AGGREGATE flag, or uses composite
2977     // string value, then we need treat as it was changed instead
2978     // (or, in addition, as is the case with composite string parent).
2979     // This includes creating list variant for child values.
2980
2981     wxPGProperty* pwc = p->GetParent();
2982     wxPGProperty* changedProperty = p;
2983     wxPGProperty* baseChangedProperty = changedProperty;
2984     wxVariant bcpPendingList;
2985
2986     listValue = pendingValue;
2987     listValue.SetName(p->GetBaseName());
2988
2989     while ( pwc &&
2990             (pwc->HasFlag(wxPG_PROP_AGGREGATE) || pwc->HasFlag(wxPG_PROP_COMPOSED_VALUE)) )
2991     {
2992         wxVariantList tempList;
2993         wxVariant lv(tempList, pwc->GetBaseName());
2994         lv.Append(listValue);
2995         listValue = lv;
2996         pPendingValue = &listValue;
2997
2998         if ( pwc->HasFlag(wxPG_PROP_AGGREGATE) )
2999         {
3000             baseChangedProperty = pwc;
3001             bcpPendingList = lv;
3002         }
3003
3004         changedProperty = pwc;
3005         pwc = pwc->GetParent();
3006     }
3007
3008     wxVariant value;
3009     wxPGProperty* evtChangingProperty = changedProperty;
3010
3011     if ( pPendingValue->GetType() != wxPG_VARIANT_TYPE_LIST )
3012     {
3013         value = *pPendingValue;
3014     }
3015     else
3016     {
3017         // Convert list to child values
3018         pList = pPendingValue;
3019         changedProperty->AdaptListToValue( *pPendingValue, &value );
3020     }
3021
3022     wxVariant evtChangingValue = value;
3023
3024     if ( flags & SendEvtChanging )
3025     {
3026         // FIXME: After proper ValueToString()s added, remove
3027         // this. It is just a temporary fix, as evt_changing
3028         // will simply not work for wxPG_PROP_COMPOSED_VALUE
3029         // (unless it is selected, and textctrl editor is open).
3030         if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3031         {
3032             evtChangingProperty = baseChangedProperty;
3033             if ( evtChangingProperty != p )
3034             {
3035                 evtChangingProperty->AdaptListToValue( bcpPendingList, &evtChangingValue );
3036             }
3037             else
3038             {
3039                 evtChangingValue = pendingValue;
3040             }
3041         }
3042
3043         if ( evtChangingProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3044         {
3045             if ( changedProperty == GetSelection() )
3046             {
3047                 wxWindow* editor = GetEditorControl();
3048                 wxASSERT( editor->IsKindOf(CLASSINFO(wxTextCtrl)) );
3049                 evtChangingValue = wxStaticCast(editor, wxTextCtrl)->GetValue();
3050             }
3051             else
3052             {
3053                 wxLogDebug(wxT("WARNING: wxEVT_PG_CHANGING is about to happen with old value."));
3054             }
3055         }
3056     }
3057
3058     wxASSERT( m_chgInfo_changedProperty == NULL );
3059     m_chgInfo_changedProperty = changedProperty;
3060     m_chgInfo_baseChangedProperty = baseChangedProperty;
3061     m_chgInfo_pendingValue = value;
3062
3063     if ( pList )
3064         m_chgInfo_valueList = *pList;
3065     else
3066         m_chgInfo_valueList.MakeNull();
3067
3068     // If changedProperty is not property which value was edited,
3069     // then call wxPGProperty::ValidateValue() for that as well.
3070     if ( p != changedProperty && value.GetType() != wxPG_VARIANT_TYPE_LIST )
3071     {
3072         if ( !changedProperty->ValidateValue(value, m_validationInfo) )
3073             return false;
3074     }
3075
3076     if ( flags & SendEvtChanging )
3077     {
3078         // SendEvent returns true if event was vetoed
3079         if ( SendEvent( wxEVT_PG_CHANGING, evtChangingProperty,
3080                         &evtChangingValue ) )
3081             return false;
3082     }
3083
3084     if ( flags & IsStandaloneValidation )
3085     {
3086         // If called in 'generic' context, we need to reset
3087         // m_chgInfo_changedProperty and write back translated value.
3088         m_chgInfo_changedProperty = NULL;
3089         pendingValue = value;
3090     }
3091
3092     return true;
3093 }
3094
3095 // -----------------------------------------------------------------------
3096
3097 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
3098 {
3099     if ( !msg.length() )
3100         return;
3101
3102 #if wxUSE_STATUSBAR
3103     if ( !wxPGGlobalVars->m_offline )
3104     {
3105         wxWindow* topWnd = ::wxGetTopLevelParent(this);
3106         if ( topWnd )
3107         {
3108             wxFrame* pFrame = wxDynamicCast(topWnd, wxFrame);
3109             if ( pFrame )
3110             {
3111                 wxStatusBar* pStatusBar = pFrame->GetStatusBar();
3112                 if ( pStatusBar )
3113                 {
3114                     pStatusBar->SetStatusText(msg);
3115                     return;
3116                 }
3117             }
3118         }
3119     }
3120 #endif
3121
3122     ::wxMessageBox(msg, wxT("Property Error"));
3123 }
3124
3125 // -----------------------------------------------------------------------
3126
3127 bool wxPropertyGrid::OnValidationFailure( wxPGProperty* property,
3128                                           wxVariant& invalidValue )
3129 {
3130     wxWindow* editor = GetEditorControl();
3131
3132     // First call property's handler
3133     property->OnValidationFailure(invalidValue);
3134
3135     bool res = DoOnValidationFailure(property, invalidValue);
3136
3137     //
3138     // For non-wxTextCtrl editors, we do need to revert the value
3139     if ( !editor->IsKindOf(CLASSINFO(wxTextCtrl)) &&
3140          property == GetSelection() )
3141     {
3142         property->GetEditorClass()->UpdateControl(property, editor);
3143     }
3144
3145     property->SetFlag(wxPG_PROP_INVALID_VALUE);
3146
3147     return res;
3148 }
3149
3150 bool wxPropertyGrid::DoOnValidationFailure( wxPGProperty* property, wxVariant& WXUNUSED(invalidValue) )
3151 {
3152     int vfb = m_validationInfo.m_failureBehavior;
3153
3154     if ( vfb & wxPG_VFB_BEEP )
3155         ::wxBell();
3156
3157     if ( (vfb & wxPG_VFB_MARK_CELL) &&
3158          !property->HasFlag(wxPG_PROP_INVALID_VALUE) )
3159     {
3160         unsigned int colCount = m_pState->GetColumnCount();
3161
3162         // We need backup marked property's cells
3163         m_propCellsBackup = property->m_cells;
3164
3165         wxColour vfbFg = *wxWHITE;
3166         wxColour vfbBg = *wxRED;
3167
3168         property->EnsureCells(colCount);
3169
3170         for ( unsigned int i=0; i<colCount; i++ )
3171         {
3172             wxPGCell& cell = property->m_cells[i];
3173             cell.SetFgCol(vfbFg);
3174             cell.SetBgCol(vfbBg);
3175         }
3176
3177         DrawItemAndChildren(property);
3178
3179         if ( property == GetSelection() )
3180         {
3181             SetInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
3182
3183             wxWindow* editor = GetEditorControl();
3184             if ( editor )
3185             {
3186                 editor->SetForegroundColour(vfbFg);
3187                 editor->SetBackgroundColour(vfbBg);
3188             }
3189         }
3190     }
3191
3192     if ( vfb & wxPG_VFB_SHOW_MESSAGE )
3193     {
3194         wxString msg = m_validationInfo.m_failureMessage;
3195
3196         if ( !msg.length() )
3197             msg = wxT("You have entered invalid value. Press ESC to cancel editing.");
3198
3199         DoShowPropertyError(property, msg);
3200     }
3201
3202     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;
3203 }
3204
3205 // -----------------------------------------------------------------------
3206
3207 void wxPropertyGrid::DoOnValidationFailureReset( wxPGProperty* property )
3208 {
3209     int vfb = m_validationInfo.m_failureBehavior;
3210
3211     if ( vfb & wxPG_VFB_MARK_CELL )
3212     {
3213         // Revert cells
3214         property->m_cells = m_propCellsBackup;
3215
3216         ClearInternalFlag(wxPG_FL_CELL_OVERRIDES_SEL);
3217
3218         if ( property == GetSelection() && GetEditorControl() )
3219         {
3220             // Calling this will recreate the control, thus resetting its colour
3221             RefreshProperty(property);
3222         }
3223         else
3224         {
3225             DrawItemAndChildren(property);
3226         }
3227     }
3228 }
3229
3230 // -----------------------------------------------------------------------
3231
3232 // flags are same as with DoSelectProperty
3233 bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
3234 {
3235     if ( m_inDoPropertyChanged )
3236         return true;
3237
3238     wxWindow* editor = GetEditorControl();
3239     wxPGProperty* selected = GetSelection();
3240
3241     m_pState->m_anyModified = 1;
3242
3243     m_inDoPropertyChanged = 1;
3244
3245     // Maybe need to update control
3246     wxASSERT( m_chgInfo_changedProperty != NULL );
3247
3248     // These values were calculated in PerformValidation()
3249     wxPGProperty* changedProperty = m_chgInfo_changedProperty;
3250     wxVariant value = m_chgInfo_pendingValue;
3251
3252     wxPGProperty* topPaintedProperty = changedProperty;
3253
3254     while ( !topPaintedProperty->IsCategory() &&
3255             !topPaintedProperty->IsRoot() )
3256     {
3257         topPaintedProperty = topPaintedProperty->GetParent();
3258     }
3259
3260     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
3261
3262     // Set as Modified (not if dragging just began)
3263     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
3264     {
3265         p->m_flags |= wxPG_PROP_MODIFIED;
3266         if ( p == selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3267         {
3268             if ( editor )
3269                 SetCurControlBoldFont();
3270         }
3271     }
3272
3273     wxPGProperty* pwc;
3274
3275     // Propagate updates to parent(s)
3276     pwc = p;
3277     wxPGProperty* prevPwc = NULL;
3278
3279     while ( prevPwc != topPaintedProperty )
3280     {
3281         pwc->m_flags |= wxPG_PROP_MODIFIED;
3282
3283         if ( pwc == selected && (m_windowStyle & wxPG_BOLD_MODIFIED) )
3284         {
3285             if ( editor )
3286                 SetCurControlBoldFont();
3287         }
3288
3289         prevPwc = pwc;
3290         pwc = pwc->GetParent();
3291     }
3292
3293     // Draw the actual property
3294     DrawItemAndChildren( topPaintedProperty );
3295
3296     //
3297     // If value was set by wxPGProperty::OnEvent, then update the editor
3298     // control.
3299     if ( selFlags & wxPG_SEL_DIALOGVAL )
3300     {
3301         RefreshEditor();
3302     }
3303     else
3304     {
3305 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
3306         if ( m_wndEditor ) m_wndEditor->Refresh();
3307         if ( m_wndEditor2 ) m_wndEditor2->Refresh();
3308 #endif
3309     }
3310
3311     // Sanity check
3312     wxASSERT( !changedProperty->GetParent()->HasFlag(wxPG_PROP_AGGREGATE) );
3313
3314     // If top parent has composite string value, then send to child parents,
3315     // starting from baseChangedProperty.
3316     if ( changedProperty->HasFlag(wxPG_PROP_COMPOSED_VALUE) )
3317     {
3318         pwc = m_chgInfo_baseChangedProperty;
3319
3320         while ( pwc != changedProperty )
3321         {
3322             SendEvent( wxEVT_PG_CHANGED, pwc, NULL );
3323             pwc = pwc->GetParent();
3324         }
3325     }
3326
3327     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL );
3328
3329     m_inDoPropertyChanged = 0;
3330
3331     return true;
3332 }
3333
3334 // -----------------------------------------------------------------------
3335
3336 bool wxPropertyGrid::ChangePropertyValue( wxPGPropArg id, wxVariant newValue )
3337 {
3338     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
3339
3340     m_chgInfo_changedProperty = NULL;
3341
3342     if ( PerformValidation(p, newValue) )
3343     {
3344         DoPropertyChanged(p);
3345         return true;
3346     }
3347     else
3348     {
3349         OnValidationFailure(p, newValue);
3350     }
3351
3352     return false;
3353 }
3354
3355 // -----------------------------------------------------------------------
3356
3357 wxVariant wxPropertyGrid::GetUncommittedPropertyValue()
3358 {
3359     wxPGProperty* prop = GetSelectedProperty();
3360
3361     if ( !prop )
3362         return wxNullVariant;
3363
3364     wxTextCtrl* tc = GetEditorTextCtrl();
3365     wxVariant value = prop->GetValue();
3366
3367     if ( !tc || !IsEditorsValueModified() )
3368         return value;
3369
3370     if ( !prop->StringToValue(value, tc->GetValue()) )
3371         return value;
3372
3373     if ( !PerformValidation(prop, value, IsStandaloneValidation) )
3374         return prop->GetValue();
3375
3376     return value;
3377 }
3378
3379 // -----------------------------------------------------------------------
3380
3381 // Runs wxValidator for the selected property
3382 bool wxPropertyGrid::DoEditorValidate()
3383 {
3384     return true;
3385 }
3386
3387 // -----------------------------------------------------------------------
3388
3389 void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
3390 {
3391     // It is possible that this handler receives event even before
3392     // the control has been properly initialized. Let's skip the
3393     // event handling in that case.
3394     if ( !m_pState )
3395         return;
3396
3397     wxPGProperty* selected = GetSelection();
3398
3399     // Somehow, event is handled after property has been deselected.
3400     // Possibly, but very rare.
3401     if ( !selected ||
3402           selected->HasFlag(wxPG_PROP_BEING_DELETED) ||
3403           // Also don't handle editor event if wxEVT_PG_CHANGED or
3404           // similar is currently doing something (showing a
3405           // message box, for instance).
3406           m_processedEvent )
3407         return;
3408
3409     if ( m_iFlags & wxPG_FL_IN_HANDLECUSTOMEDITOREVENT )
3410         return;
3411
3412     wxVariant pendingValue(selected->GetValueRef());
3413     wxWindow* wnd = GetEditorControl();
3414     wxWindow* editorWnd = wxDynamicCast(event.GetEventObject(), wxWindow);
3415     int selFlags = 0;
3416     bool wasUnspecified = selected->IsValueUnspecified();
3417     int usesAutoUnspecified = selected->UsesAutoUnspecified();
3418     bool valueIsPending = false;
3419
3420     m_chgInfo_changedProperty = NULL;
3421
3422     m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED|wxPG_FL_VALUE_CHANGE_IN_EVENT);
3423
3424     //
3425     // Filter out excess wxTextCtrl modified events
3426     if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED && wnd )
3427     {
3428         if ( wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
3429         {
3430             wxTextCtrl* tc = (wxTextCtrl*) wnd;
3431
3432             wxString newTcValue = tc->GetValue();
3433             if ( m_prevTcValue == newTcValue )
3434                 return;
3435             m_prevTcValue = newTcValue;
3436         }
3437         else if ( wnd->IsKindOf(CLASSINFO(wxComboCtrl)) )
3438         {
3439             wxComboCtrl* cc = (wxComboCtrl*) wnd;
3440
3441             wxString newTcValue = cc->GetTextCtrl()->GetValue();
3442             if ( m_prevTcValue == newTcValue )
3443                 return;
3444             m_prevTcValue = newTcValue;
3445         }
3446     }
3447
3448     SetInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3449
3450     bool validationFailure = false;
3451     bool buttonWasHandled = false;
3452
3453     //
3454     // Try common button handling
3455     if ( m_wndEditor2 && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3456     {
3457         wxPGEditorDialogAdapter* adapter = selected->GetEditorDialog();
3458
3459         if ( adapter )
3460         {
3461             buttonWasHandled = true;
3462             // Store as res2, as previously (and still currently alternatively)
3463             // dialogs can be shown by handling wxEVT_COMMAND_BUTTON_CLICKED
3464             // in wxPGProperty::OnEvent().
3465             adapter->ShowDialog( this, selected );
3466             delete adapter;
3467         }
3468     }
3469
3470     if ( !buttonWasHandled )
3471     {
3472         if ( wnd || m_wndEditor2 )
3473         {
3474             // First call editor class' event handler.
3475             const wxPGEditor* editor = selected->GetEditorClass();
3476
3477             if ( editor->OnEvent( this, selected, editorWnd, event ) )
3478             {
3479                 // If changes, validate them
3480                 if ( DoEditorValidate() )
3481                 {
3482                     if ( editor->GetValueFromControl( pendingValue,
3483                                                       selected,
3484                                                       wnd ) )
3485                         valueIsPending = true;
3486                 }
3487                 else
3488                 {
3489                     validationFailure = true;
3490                 }
3491             }
3492         }
3493
3494         // Then the property's custom handler (must be always called, unless
3495         // validation failed).
3496         if ( !validationFailure )
3497             buttonWasHandled = selected->OnEvent( this, editorWnd, event );
3498     }
3499
3500     // SetValueInEvent(), as called in one of the functions referred above
3501     // overrides editor's value.
3502     if ( m_iFlags & wxPG_FL_VALUE_CHANGE_IN_EVENT )
3503     {
3504         valueIsPending = true;
3505         pendingValue = m_changeInEventValue;
3506         selFlags |= wxPG_SEL_DIALOGVAL;
3507     }
3508
3509     if ( !validationFailure && valueIsPending )
3510         if ( !PerformValidation(selected, pendingValue) )
3511             validationFailure = true;
3512
3513     if ( validationFailure)
3514     {
3515         OnValidationFailure(selected, pendingValue);
3516     }
3517     else if ( valueIsPending )
3518     {
3519         selFlags |= ( !wasUnspecified && selected->IsValueUnspecified() && usesAutoUnspecified ) ? wxPG_SEL_SETUNSPEC : 0;
3520
3521         DoPropertyChanged(selected, selFlags);
3522         EditorsValueWasNotModified();
3523
3524         // Regardless of editor type, unfocus editor on
3525         // text-editing related enter press.
3526         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3527         {
3528             SetFocusOnCanvas();
3529         }
3530     }
3531     else
3532     {
3533         // No value after all
3534
3535         // Regardless of editor type, unfocus editor on
3536         // text-editing related enter press.
3537         if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
3538         {
3539             SetFocusOnCanvas();
3540         }
3541
3542         // Let unhandled button click events go to the parent
3543         if ( !buttonWasHandled && event.GetEventType() == wxEVT_COMMAND_BUTTON_CLICKED )
3544         {
3545             wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED,GetId());
3546             GetEventHandler()->AddPendingEvent(evt);
3547         }
3548     }
3549
3550     ClearInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
3551 }
3552
3553 // -----------------------------------------------------------------------
3554 // wxPropertyGrid editor control helper methods
3555 // -----------------------------------------------------------------------
3556
3557 wxRect wxPropertyGrid::GetEditorWidgetRect( wxPGProperty* p, int column ) const
3558 {
3559     int itemy = p->GetY2(m_lineHeight);
3560     int splitterX = m_pState->DoGetSplitterPosition(column-1);
3561     int colEnd = splitterX + m_pState->m_colWidths[column];
3562     int imageOffset = 0;
3563
3564     int vx, vy;  // Top left corner of client
3565     GetViewStart(&vx, &vy);
3566     vy *= wxPG_PIXELS_PER_UNIT;
3567
3568     // TODO: If custom image detection changes from current, change this.
3569     if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE )
3570     {
3571         //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3572         int iw = p->OnMeasureImage().x;
3573         if ( iw < 1 )
3574             iw = wxPG_CUSTOM_IMAGE_WIDTH;
3575         imageOffset = p->GetImageOffset(iw);
3576     }
3577
3578     return wxRect
3579       (
3580         splitterX+imageOffset+wxPG_XBEFOREWIDGET+wxPG_CONTROL_MARGIN+1,
3581         itemy-vy,
3582         colEnd-splitterX-wxPG_XBEFOREWIDGET-wxPG_CONTROL_MARGIN-imageOffset-1,
3583         m_lineHeight-1
3584       );
3585 }
3586
3587 // -----------------------------------------------------------------------
3588
3589 wxRect wxPropertyGrid::GetImageRect( wxPGProperty* p, int item ) const
3590 {
3591     wxSize sz = GetImageSize(p, item);
3592     return wxRect(wxPG_CONTROL_MARGIN + wxCC_CUSTOM_IMAGE_MARGIN1,
3593                   wxPG_CUSTOM_IMAGE_SPACINGY,
3594                   sz.x,
3595                   sz.y);
3596 }
3597
3598 // return size of custom paint image
3599 wxSize wxPropertyGrid::GetImageSize( wxPGProperty* p, int item ) const
3600 {
3601     // If called with NULL property, then return default image
3602     // size for properties that use image.
3603     if ( !p )
3604         return wxSize(wxPG_CUSTOM_IMAGE_WIDTH,wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight));
3605
3606     wxSize cis = p->OnMeasureImage(item);
3607
3608     int choiceCount = p->m_choices.GetCount();
3609     int comVals = p->GetDisplayedCommonValueCount();
3610     if ( item >= choiceCount && comVals > 0 )
3611     {
3612         unsigned int cvi = item-choiceCount;
3613         cis = GetCommonValue(cvi)->GetRenderer()->GetImageSize(NULL, 1, cvi);
3614     }
3615     else if ( item >= 0 && choiceCount == 0 )
3616         return wxSize(0, 0);
3617
3618     if ( cis.x < 0 )
3619     {
3620         if ( cis.x <= -1 )
3621             cis.x = wxPG_CUSTOM_IMAGE_WIDTH;
3622     }
3623     if ( cis.y <= 0 )
3624     {
3625         if ( cis.y >= -1 )
3626             cis.y = wxPG_STD_CUST_IMAGE_HEIGHT(m_lineHeight);
3627         else
3628             cis.y = -cis.y;
3629     }
3630     return cis;
3631 }
3632
3633 // -----------------------------------------------------------------------
3634
3635 // takes scrolling into account
3636 void wxPropertyGrid::ImprovedClientToScreen( int* px, int* py )
3637 {
3638     int vx, vy;
3639     GetViewStart(&vx,&vy);
3640     vy*=wxPG_PIXELS_PER_UNIT;
3641     vx*=wxPG_PIXELS_PER_UNIT;
3642     *px -= vx;
3643     *py -= vy;
3644     ClientToScreen( px, py );
3645 }
3646
3647 // -----------------------------------------------------------------------
3648
3649 wxPropertyGridHitTestResult wxPropertyGrid::HitTest( const wxPoint& pt ) const
3650 {
3651     wxPoint pt2;
3652     GetViewStart(&pt2.x,&pt2.y);
3653     pt2.x *= wxPG_PIXELS_PER_UNIT;
3654     pt2.y *= wxPG_PIXELS_PER_UNIT;
3655     pt2.x += pt.x;
3656     pt2.y += pt.y;
3657
3658     return m_pState->HitTest(pt2);
3659 }
3660
3661 // -----------------------------------------------------------------------
3662
3663 // custom set cursor
3664 void wxPropertyGrid::CustomSetCursor( int type, bool override )
3665 {
3666     if ( type == m_curcursor && !override ) return;
3667
3668     wxCursor* cursor = &wxPG_DEFAULT_CURSOR;
3669
3670     if ( type == wxCURSOR_SIZEWE )
3671         cursor = m_cursorSizeWE;
3672
3673     SetCursor( *cursor );
3674
3675     m_curcursor = type;
3676 }
3677
3678 // -----------------------------------------------------------------------
3679
3680 wxString
3681 wxPropertyGrid::GetUnspecifiedValueText( int argFlags ) const
3682 {
3683     const wxPGCell& ua = GetUnspecifiedValueAppearance();
3684
3685     if ( ua.HasText() &&
3686          !(argFlags & wxPG_FULL_VALUE) &&
3687          !(argFlags & wxPG_EDITABLE_VALUE) )
3688         return ua.GetText();
3689
3690     return wxEmptyString;
3691 }
3692
3693 // -----------------------------------------------------------------------
3694 // wxPropertyGrid property selection, editor creation
3695 // -----------------------------------------------------------------------
3696
3697 //
3698 // This class forwards events from property editor controls to wxPropertyGrid.
3699 class wxPropertyGridEditorEventForwarder : public wxEvtHandler
3700 {
3701 public:
3702     wxPropertyGridEditorEventForwarder( wxPropertyGrid* propGrid )
3703         : wxEvtHandler(), m_propGrid(propGrid)
3704     {
3705     }
3706
3707     virtual ~wxPropertyGridEditorEventForwarder()
3708     {
3709     }
3710
3711 private:
3712     bool ProcessEvent( wxEvent& event )
3713     {
3714         // Always skip
3715         event.Skip();
3716
3717         m_propGrid->HandleCustomEditorEvent(event);
3718
3719         return wxEvtHandler::ProcessEvent(event);
3720     }
3721
3722     wxPropertyGrid*         m_propGrid;
3723 };
3724
3725 // Setups event handling for child control
3726 void wxPropertyGrid::SetupChildEventHandling( wxWindow* argWnd )
3727 {
3728     wxWindowID id = argWnd->GetId();
3729
3730     if ( argWnd == m_wndEditor )
3731     {
3732         argWnd->Connect(id, wxEVT_MOTION,
3733             wxMouseEventHandler(wxPropertyGrid::OnMouseMoveChild),
3734             NULL, this);
3735         argWnd->Connect(id, wxEVT_LEFT_UP,
3736             wxMouseEventHandler(wxPropertyGrid::OnMouseUpChild),
3737             NULL, this);
3738         argWnd->Connect(id, wxEVT_LEFT_DOWN,
3739             wxMouseEventHandler(wxPropertyGrid::OnMouseClickChild),
3740             NULL, this);
3741         argWnd->Connect(id, wxEVT_RIGHT_UP,
3742             wxMouseEventHandler(wxPropertyGrid::OnMouseRightClickChild),
3743             NULL, this);
3744         argWnd->Connect(id, wxEVT_ENTER_WINDOW,
3745             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3746             NULL, this);
3747         argWnd->Connect(id, wxEVT_LEAVE_WINDOW,
3748             wxMouseEventHandler(wxPropertyGrid::OnMouseEntry),
3749             NULL, this);
3750     }
3751
3752     wxPropertyGridEditorEventForwarder* forwarder;
3753     forwarder = new wxPropertyGridEditorEventForwarder(this);
3754     argWnd->PushEventHandler(forwarder);
3755
3756     argWnd->Connect(id, wxEVT_KEY_DOWN,
3757         wxCharEventHandler(wxPropertyGrid::OnChildKeyDown),
3758         NULL, this);
3759 }
3760
3761 void wxPropertyGrid::DestroyEditorWnd( wxWindow* wnd )
3762 {
3763     if ( !wnd )
3764         return;
3765
3766     wnd->Hide();
3767
3768     // Do not free editors immediately (for sake of processing events)
3769     wxPendingDelete.Append(wnd);
3770 }
3771
3772 void wxPropertyGrid::FreeEditors()
3773 {
3774     //
3775     // Return focus back to canvas from children (this is required at least for
3776     // GTK+, which, unlike Windows, clears focus when control is destroyed
3777     // instead of moving it to closest parent).
3778     wxWindow* focus = wxWindow::FindFocus();
3779     if ( focus )
3780     {
3781         wxWindow* parent = focus->GetParent();
3782         while ( parent )
3783         {
3784             if ( parent == this )
3785             {
3786                 SetFocusOnCanvas();
3787                 break;
3788             }
3789             parent = parent->GetParent();
3790         }
3791     }
3792
3793     // Do not free editors immediately if processing events
3794     if ( m_wndEditor2 )
3795     {
3796         wxEvtHandler* handler = m_wndEditor2->PopEventHandler(false);
3797         m_wndEditor2->Hide();
3798         wxPendingDelete.Append( handler );
3799         DestroyEditorWnd(m_wndEditor2);
3800         m_wndEditor2 = NULL;
3801     }
3802
3803     if ( m_wndEditor )
3804     {
3805         wxEvtHandler* handler = m_wndEditor->PopEventHandler(false);
3806         m_wndEditor->Hide();
3807         wxPendingDelete.Append( handler );
3808         DestroyEditorWnd(m_wndEditor);
3809         m_wndEditor = NULL;
3810     }
3811 }
3812
3813 // Call with NULL to de-select property
3814 bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
3815 {
3816     /*
3817     if (p)
3818     {
3819         wxLogDebug(wxT("SelectProperty( %s (%s[%i]) )"),p->m_label.c_str(),
3820             p->m_parent->m_label.c_str(),p->GetIndexInParent());
3821     }
3822     else
3823     {
3824         wxLogDebug(wxT("SelectProperty( NULL, -1 )"));
3825     }
3826     */
3827
3828     if ( m_inDoSelectProperty )
3829         return true;
3830
3831     m_inDoSelectProperty = 1;
3832
3833     if ( !m_pState )
3834     {
3835         m_inDoSelectProperty = 0;
3836         return false;
3837     }
3838
3839     wxArrayPGProperty prevSelection = m_pState->m_selection;
3840     wxPGProperty* prevFirstSel;
3841
3842     if ( prevSelection.size() > 0 )
3843         prevFirstSel = prevSelection[0];
3844     else
3845         prevFirstSel = NULL;
3846
3847     if ( prevFirstSel && prevFirstSel->HasFlag(wxPG_PROP_BEING_DELETED) )
3848         prevFirstSel = NULL;
3849
3850     // Always send event, as this is indirect call
3851     DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
3852
3853 /*
3854     if ( prevFirstSel )
3855         wxPrintf( "Selected %s\n", prevFirstSel->GetClassInfo()->GetClassName() );
3856     else
3857         wxPrintf( "None selected\n" );
3858
3859     if (p)
3860         wxPrintf( "P =  %s\n", p->GetClassInfo()->GetClassName() );
3861     else
3862         wxPrintf( "P = NULL\n" );
3863 */
3864
3865     // If we are frozen, then just set the values.
3866     if ( m_frozen )
3867     {
3868         m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3869         m_editorFocused = 0;
3870         m_pState->DoSetSelection(p);
3871
3872         // If frozen, always free controls. But don't worry, as Thaw will
3873         // recall SelectProperty to recreate them.
3874         FreeEditors();
3875
3876         // Prevent any further selection measures in this call
3877         p = NULL;
3878     }
3879     else
3880     {
3881         // Is it the same?
3882         if ( prevFirstSel == p &&
3883              prevSelection.size() <= 1 &&
3884              !(flags & wxPG_SEL_FORCE) )
3885         {
3886             // Only set focus if not deselecting
3887             if ( p )
3888             {
3889                 if ( flags & wxPG_SEL_FOCUS )
3890                 {
3891                     if ( m_wndEditor )
3892                     {
3893                         m_wndEditor->SetFocus();
3894                         m_editorFocused = 1;
3895                     }
3896                 }
3897                 else
3898                 {
3899                     SetFocusOnCanvas();
3900                 }
3901             }
3902
3903             m_inDoSelectProperty = 0;
3904             return true;
3905         }
3906
3907         //
3908         // First, deactivate previous
3909         if ( prevFirstSel )
3910         {
3911             OnValidationFailureReset(prevFirstSel);
3912
3913             // Must double-check if this is an selected in case of forceswitch
3914             if ( p != prevFirstSel )
3915             {
3916                 if ( !CommitChangesFromEditor(flags) )
3917                 {
3918                     // Validation has failed, so we can't exit the previous editor
3919                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
3920                     //               _("Invalid Value"),wxOK|wxICON_ERROR);
3921                     m_inDoSelectProperty = 0;
3922                     return false;
3923                 }
3924             }
3925
3926             FreeEditors();
3927
3928             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
3929             EditorsValueWasNotModified();
3930         }
3931
3932         SetInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
3933
3934         m_pState->DoSetSelection(p);
3935
3936         // Redraw unselected
3937         for ( unsigned int i=0; i<prevSelection.size(); i++ )
3938         {
3939             DrawItem(prevSelection[i]);
3940         }
3941
3942         //
3943         // Then, activate the one given.
3944         if ( p )
3945         {
3946             int propY = p->GetY2(m_lineHeight);
3947
3948             int splitterX = GetSplitterPosition();
3949             m_editorFocused = 0;
3950             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;
3951             if ( p != prevFirstSel )
3952                 m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED);
3953
3954             wxASSERT( m_wndEditor == NULL );
3955
3956             //
3957             // Only create editor for non-disabled non-caption
3958             if ( !p->IsCategory() && !(p->m_flags & wxPG_PROP_DISABLED) )
3959             {
3960             // do this for non-caption items
3961
3962                 m_selColumn = 1;
3963
3964                 // Do we need to paint the custom image, if any?
3965                 m_iFlags &= ~(wxPG_FL_CUR_USES_CUSTOM_IMAGE);
3966                 if ( (p->m_flags & wxPG_PROP_CUSTOMIMAGE) &&
3967                      !p->GetEditorClass()->CanContainCustomImage()
3968                    )
3969                     m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
3970
3971                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
3972                 wxPoint goodPos = grect.GetPosition();
3973
3974                 // Editor appearance can now be considered clear
3975                 m_editorAppearance.SetEmptyData();
3976
3977                 const wxPGEditor* editor = p->GetEditorClass();
3978                 wxCHECK_MSG(editor, false,
3979                     wxT("NULL editor class not allowed"));
3980
3981                 m_iFlags &= ~wxPG_FL_FIXED_WIDTH_EDITOR;
3982
3983                 wxPGWindowList wndList =
3984                     editor->CreateControls(this,
3985                                            p,
3986                                            goodPos,
3987                                            grect.GetSize());
3988
3989                 m_wndEditor = wndList.m_primary;
3990                 m_wndEditor2 = wndList.m_secondary;
3991                 wxWindow* primaryCtrl = GetEditorControl();
3992
3993                 //
3994                 // Essentially, primaryCtrl == m_wndEditor
3995                 //
3996
3997                 // NOTE: It is allowed for m_wndEditor to be NULL - in this
3998                 //       case value is drawn as normal, and m_wndEditor2 is
3999                 //       assumed to be a right-aligned button that triggers
4000                 //       a separate editorCtrl window.
4001
4002                 if ( m_wndEditor )
4003                 {
4004                     wxASSERT_MSG( m_wndEditor->GetParent() == GetPanel(),
4005                                   "CreateControls must use result of "
4006                                   "wxPropertyGrid::GetPanel() as parent "
4007                                   "of controls." );
4008
4009                     // Set validator, if any
4010                 #if wxUSE_VALIDATORS
4011                     wxValidator* validator = p->GetValidator();
4012                     if ( validator )
4013                         primaryCtrl->SetValidator(*validator);
4014                 #endif
4015
4016                     if ( m_wndEditor->GetSize().y > (m_lineHeight+6) )
4017                         m_iFlags |= wxPG_FL_ABNORMAL_EDITOR;
4018
4019                     // If it has modified status, use bold font
4020                     // (must be done before capturing m_ctrlXAdjust)
4021                     if ( (p->m_flags & wxPG_PROP_MODIFIED) &&
4022                          (m_windowStyle & wxPG_BOLD_MODIFIED) )
4023                         SetCurControlBoldFont();
4024
4025                     // Store x relative to splitter (we'll need it).
4026                     m_ctrlXAdjust = m_wndEditor->GetPosition().x - splitterX;
4027
4028                     // Check if background clear is not necessary
4029                     wxPoint pos = m_wndEditor->GetPosition();
4030                     if ( pos.x > (splitterX+1) || pos.y > propY )
4031                     {
4032                         m_iFlags &= ~(wxPG_FL_PRIMARY_FILLS_ENTIRE);
4033                     }
4034
4035                     m_wndEditor->SetSizeHints(3, 3);
4036
4037                     SetupChildEventHandling(primaryCtrl);
4038
4039                     // Focus and select all (wxTextCtrl, wxComboBox etc)
4040                     if ( flags & wxPG_SEL_FOCUS )
4041                     {
4042                         primaryCtrl->SetFocus();
4043
4044                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
4045                     }
4046                     else
4047                     {
4048                         if ( p->IsValueUnspecified() )
4049                             SetEditorAppearance(m_unspecifiedAppearance,
4050                                                 true);
4051                     }
4052                 }
4053
4054                 if ( m_wndEditor2 )
4055                 {
4056                     wxASSERT_MSG( m_wndEditor2->GetParent() == GetPanel(),
4057                                   "CreateControls must use result of "
4058                                   "wxPropertyGrid::GetPanel() as parent "
4059                                   "of controls." );
4060
4061                     // Get proper id for wndSecondary
4062                     m_wndSecId = m_wndEditor2->GetId();
4063                     wxWindowList children = m_wndEditor2->GetChildren();
4064                     wxWindowList::iterator node = children.begin();
4065                     if ( node != children.end() )
4066                         m_wndSecId = ((wxWindow*)*node)->GetId();
4067
4068                     m_wndEditor2->SetSizeHints(3,3);
4069
4070                     m_wndEditor2->Show();
4071
4072                     SetupChildEventHandling(m_wndEditor2);
4073
4074                     // If no primary editor, focus to button to allow
4075                     // it to interprete ENTER etc.
4076                     // NOTE: Due to problems focusing away from it, this
4077                     //       has been disabled.
4078                     /*
4079                     if ( (flags & wxPG_SEL_FOCUS) && !m_wndEditor )
4080                         m_wndEditor2->SetFocus();
4081                     */
4082                 }
4083
4084                 if ( flags & wxPG_SEL_FOCUS )
4085                     m_editorFocused = 1;
4086
4087             }
4088             else
4089             {
4090                 // Make sure focus is in grid canvas (important for wxGTK,
4091                 // at least)
4092                 SetFocusOnCanvas();
4093             }
4094
4095             EditorsValueWasNotModified();
4096
4097             // If it's inside collapsed section, expand parent, scroll, etc.
4098             // Also, if it was partially visible, scroll it into view.
4099             if ( !(flags & wxPG_SEL_NONVISIBLE) )
4100                 EnsureVisible( p );
4101
4102             if ( m_wndEditor )
4103             {
4104                 m_wndEditor->Show(true);
4105             }
4106
4107             if ( !(flags & wxPG_SEL_NO_REFRESH) )
4108                 DrawItem(p);
4109         }
4110         else
4111         {
4112             // Make sure focus is in grid canvas
4113             SetFocusOnCanvas();
4114         }
4115
4116         ClearInternalFlag(wxPG_FL_IN_SELECT_PROPERTY);
4117     }
4118
4119 #if wxUSE_STATUSBAR
4120
4121     //
4122     // Show help text in status bar.
4123     //   (if found and grid not embedded in manager with help box and
4124     //    style wxPG_EX_HELP_AS_TOOLTIPS is not used).
4125     //
4126
4127     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
4128     {
4129         wxStatusBar* statusbar = NULL;
4130         if ( !(m_iFlags & wxPG_FL_NOSTATUSBARHELP) )
4131         {
4132             wxFrame* frame = wxDynamicCast(::wxGetTopLevelParent(this),wxFrame);
4133             if ( frame )
4134                 statusbar = frame->GetStatusBar();
4135         }
4136
4137         if ( statusbar )
4138         {
4139             const wxString* pHelpString = (const wxString*) NULL;
4140
4141             if ( p )
4142             {
4143                 pHelpString = &p->GetHelpString();
4144                 if ( pHelpString->length() )
4145                 {
4146                     // Set help box text.
4147                     statusbar->SetStatusText( *pHelpString );
4148                     m_iFlags |= wxPG_FL_STRING_IN_STATUSBAR;
4149                 }
4150             }
4151
4152             if ( (!pHelpString || !pHelpString->length()) &&
4153                  (m_iFlags & wxPG_FL_STRING_IN_STATUSBAR) )
4154             {
4155                 // Clear help box - but only if it was written
4156                 // by us at previous time.
4157                 statusbar->SetStatusText( m_emptyString );
4158                 m_iFlags &= ~(wxPG_FL_STRING_IN_STATUSBAR);
4159             }
4160         }
4161     }
4162 #endif
4163
4164     m_inDoSelectProperty = 0;
4165
4166     // call wx event handler (here so that it also occurs on deselection)
4167     if ( !(flags & wxPG_SEL_DONT_SEND_EVENT) )
4168         SendEvent( wxEVT_PG_SELECTED, p, NULL );
4169
4170     return true;
4171 }
4172
4173 // -----------------------------------------------------------------------
4174
4175 bool wxPropertyGrid::UnfocusEditor()
4176 {
4177     wxPGProperty* selected = GetSelection();
4178
4179     if ( !selected || !m_wndEditor || m_frozen )
4180         return true;
4181
4182     if ( !CommitChangesFromEditor(0) )
4183         return false;
4184
4185     SetFocusOnCanvas();
4186     DrawItem(selected);
4187
4188     return true;
4189 }
4190
4191 // -----------------------------------------------------------------------
4192
4193 void wxPropertyGrid::RefreshEditor()
4194 {
4195     wxPGProperty* p = GetSelection();
4196     if ( !p )
4197         return;
4198
4199     wxWindow* wnd = GetEditorControl();
4200     if ( !wnd )
4201         return;
4202
4203     // Set editor font boldness - must do this before
4204     // calling UpdateControl().
4205     if ( HasFlag(wxPG_BOLD_MODIFIED) )
4206     {
4207         if ( p->HasFlag(wxPG_PROP_MODIFIED) )
4208             wnd->SetFont(GetCaptionFont());
4209         else
4210             wnd->SetFont(GetFont());
4211     }
4212
4213     const wxPGEditor* editorClass = p->GetEditorClass();
4214
4215     editorClass->UpdateControl(p, wnd);
4216
4217     if ( p->IsValueUnspecified() )
4218         SetEditorAppearance(m_unspecifiedAppearance, true);
4219 }
4220
4221 // -----------------------------------------------------------------------
4222
4223 bool wxPropertyGrid::SelectProperty( wxPGPropArg id, bool focus )
4224 {
4225     wxPG_PROP_ARG_CALL_PROLOG_RETVAL(false)
4226
4227     int flags = wxPG_SEL_DONT_SEND_EVENT;
4228     if ( focus )
4229         flags |= wxPG_SEL_FOCUS;
4230
4231     return DoSelectProperty(p, flags);
4232 }
4233
4234 // -----------------------------------------------------------------------
4235 // wxPropertyGrid expand/collapse state
4236 // -----------------------------------------------------------------------
4237
4238 bool wxPropertyGrid::DoCollapse( wxPGProperty* p, bool sendEvents )
4239 {
4240     wxPGProperty* pwc = wxStaticCast(p, wxPGProperty);
4241     wxPGProperty* selected = GetSelection();
4242
4243     // If active editor was inside collapsed section, then disable it
4244     if ( selected && selected->IsSomeParent(p) )
4245     {
4246         DoClearSelection();
4247     }
4248
4249     // Store dont-center-splitter flag 'cause we need to temporarily set it
4250     bool prevDontCenterSplitter = m_pState->m_dontCenterSplitter;
4251     m_pState->m_dontCenterSplitter = true;
4252
4253     bool res = m_pState->DoCollapse(pwc);
4254
4255     if ( res )
4256     {
4257         if ( sendEvents )
4258             SendEvent( wxEVT_PG_ITEM_COLLAPSED, p );
4259
4260         RecalculateVirtualSize();
4261         Refresh();
4262     }
4263
4264     m_pState->m_dontCenterSplitter = prevDontCenterSplitter;
4265
4266     return res;
4267 }
4268
4269 // -----------------------------------------------------------------------
4270
4271 bool wxPropertyGrid::DoExpand( wxPGProperty* p, bool sendEvents )
4272 {
4273     wxCHECK_MSG( p, false, wxT("invalid property id") );
4274
4275     wxPGProperty* pwc = (wxPGProperty*)p;
4276
4277     // Store dont-center-splitter flag 'cause we need to temporarily set it
4278     bool prevDontCenterSplitter = m_pState->m_dontCenterSplitter;
4279     m_pState->m_dontCenterSplitter = true;
4280
4281     bool res = m_pState->DoExpand(pwc);
4282
4283     if ( res )
4284     {
4285         if ( sendEvents )
4286             SendEvent( wxEVT_PG_ITEM_EXPANDED, p );
4287
4288         RecalculateVirtualSize();
4289         Refresh();
4290     }
4291
4292     m_pState->m_dontCenterSplitter = prevDontCenterSplitter;
4293
4294     return res;
4295 }
4296
4297 // -----------------------------------------------------------------------
4298
4299 bool wxPropertyGrid::DoHideProperty( wxPGProperty* p, bool hide, int flags )
4300 {
4301     if ( m_frozen )
4302         return m_pState->DoHideProperty(p, hide, flags);
4303
4304     wxArrayPGProperty selection = m_pState->m_selection;  // Must use a copy
4305     int selRemoveCount = 0;
4306     for ( unsigned int i=0; i<selection.size(); i++ )
4307     {
4308         wxPGProperty* selected = selection[i];
4309         if ( selected == p || selected->IsSomeParent(p) )
4310         {
4311             if ( !DoRemoveFromSelection(p, flags) )
4312                 return false;
4313             selRemoveCount += 1;
4314         }
4315     }
4316
4317     m_pState->DoHideProperty(p, hide, flags);
4318
4319     RecalculateVirtualSize();
4320     Refresh();
4321
4322     return true;
4323 }
4324
4325
4326 // -----------------------------------------------------------------------
4327 // wxPropertyGrid size related methods
4328 // -----------------------------------------------------------------------
4329
4330 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
4331 {
4332     // Don't check for !HasInternalFlag(wxPG_FL_INITIALIZED) here. Otherwise
4333     // virtual size calculation may go wrong.
4334     if ( HasInternalFlag(wxPG_FL_RECALCULATING_VIRTUAL_SIZE) ||
4335          m_frozen ||
4336          !m_pState )
4337         return;
4338
4339     //
4340     // If virtual height was changed, then recalculate editor control position(s)
4341     if ( m_pState->m_vhCalcPending )
4342         CorrectEditorWidgetPosY();
4343
4344     m_pState->EnsureVirtualHeight();
4345
4346     wxASSERT_LEVEL_2_MSG(
4347         m_pState->GetVirtualHeight() == m_pState->GetActualVirtualHeight(),
4348         "VirtualHeight and ActualVirtualHeight should match"
4349     );
4350
4351     m_iFlags |= wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4352
4353     int x = m_pState->m_width;
4354     int y = m_pState->m_virtualHeight;
4355
4356     int width, height;
4357     GetClientSize(&width,&height);
4358
4359     // Now adjust virtual size.
4360     SetVirtualSize(x, y);
4361
4362     int xAmount = 0;
4363     int xPos = 0;
4364
4365     //
4366     // Adjust scrollbars
4367     if ( HasVirtualWidth() )
4368     {
4369         xAmount = x/wxPG_PIXELS_PER_UNIT;
4370         xPos = GetScrollPos( wxHORIZONTAL );
4371     }
4372
4373     if ( forceXPos != -1 )
4374         xPos = forceXPos;
4375     // xPos too high?
4376     else if ( xPos > (xAmount-(width/wxPG_PIXELS_PER_UNIT)) )
4377         xPos = 0;
4378
4379     int yAmount = y / wxPG_PIXELS_PER_UNIT;
4380     int yPos = GetScrollPos( wxVERTICAL );
4381
4382     SetScrollbars( wxPG_PIXELS_PER_UNIT, wxPG_PIXELS_PER_UNIT,
4383                    xAmount, yAmount, xPos, yPos, true );
4384
4385     // Must re-get size now
4386     GetClientSize(&width,&height);
4387
4388     if ( !HasVirtualWidth() )
4389     {
4390         m_pState->SetVirtualWidth(width);
4391         x = width;
4392     }
4393
4394     m_width = width;
4395     m_height = height;
4396
4397     m_pState->CheckColumnWidths();
4398
4399     if ( GetSelection() )
4400         CorrectEditorWidgetSizeX();
4401
4402     m_iFlags &= ~wxPG_FL_RECALCULATING_VIRTUAL_SIZE;
4403 }
4404
4405 // -----------------------------------------------------------------------
4406
4407 void wxPropertyGrid::OnResize( wxSizeEvent& event )
4408 {
4409     if ( !(m_iFlags & wxPG_FL_INITIALIZED) )
4410         return;
4411
4412     int width, height;
4413     GetClientSize(&width, &height);
4414
4415     m_width = width;
4416     m_height = height;
4417
4418 #if wxPG_DOUBLE_BUFFER
4419     if ( !(GetExtraStyle() & wxPG_EX_NATIVE_DOUBLE_BUFFERING) )
4420     {
4421         int dblh = (m_lineHeight*2);
4422         if ( !m_doubleBuffer )
4423         {
4424             // Create double buffer bitmap to draw on, if none
4425             int w = (width>250)?width:250;
4426             int h = height + dblh;
4427             h = (h>400)?h:400;
4428             m_doubleBuffer = new wxBitmap( w, h );
4429         }
4430         else
4431         {
4432             int w = m_doubleBuffer->GetWidth();
4433             int h = m_doubleBuffer->GetHeight();
4434
4435             // Double buffer must be large enough
4436             if ( w < width || h < (height+dblh) )
4437             {
4438                 if ( w < width ) w = width;
4439                 if ( h < (height+dblh) ) h = height + dblh;
4440                 delete m_doubleBuffer;
4441                 m_doubleBuffer = new wxBitmap( w, h );
4442             }
4443         }
4444     }
4445
4446 #endif
4447
4448     m_pState->OnClientWidthChange( width, event.GetSize().x - m_ncWidth, true );
4449     m_ncWidth = event.GetSize().x;
4450
4451     if ( !m_frozen )
4452     {
4453         if ( m_pState->m_itemsAdded )
4454             PrepareAfterItemsAdded();
4455         else
4456             // Without this, virtual size (atleast under wxGTK) will be skewed
4457             RecalculateVirtualSize();
4458
4459         Refresh();
4460     }
4461 }
4462
4463 // -----------------------------------------------------------------------
4464
4465 void wxPropertyGrid::SetVirtualWidth( int width )
4466 {
4467     if ( width == -1 )
4468     {
4469         // Disable virtual width
4470         width = GetClientSize().x;
4471         ClearInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4472     }
4473     else
4474     {
4475         // Enable virtual width
4476         SetInternalFlag(wxPG_FL_HAS_VIRTUAL_WIDTH);
4477     }
4478     m_pState->SetVirtualWidth( width );
4479 }
4480
4481 void wxPropertyGrid::SetFocusOnCanvas()
4482 {
4483     SetFocusIgnoringChildren();
4484     m_editorFocused = 0;
4485 }
4486
4487 // -----------------------------------------------------------------------
4488 // wxPropertyGrid mouse event handling
4489 // -----------------------------------------------------------------------
4490
4491 // selFlags uses same values DoSelectProperty's flags
4492 // Returns true if event was vetoed.
4493 bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p,
4494                                 wxVariant* pValue,
4495                                 unsigned int selFlags,
4496                                 unsigned int column )
4497 {
4498     // selFlags should have wxPG_SEL_NOVALIDATE if event is not
4499     // vetoable.
4500
4501     // Send property grid event of specific type and with specific property
4502     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
4503     evt.SetPropertyGrid(this);
4504     evt.SetEventObject(m_eventObject);
4505     evt.SetProperty(p);
4506     evt.SetColumn(column);
4507     if ( eventType == wxEVT_PG_CHANGING )
4508     {
4509         wxASSERT( pValue );
4510         evt.SetCanVeto(true);
4511         m_validationInfo.m_pValue = pValue;
4512         evt.SetupValidationInfo();
4513     }
4514     else
4515     {
4516         if ( p )
4517             evt.SetPropertyValue(p->GetValue());
4518
4519         if ( !(selFlags & wxPG_SEL_NOVALIDATE) )
4520             evt.SetCanVeto(true);
4521     }
4522
4523     m_processedEvent = &evt;
4524     m_eventObject->HandleWindowEvent(evt);
4525     m_processedEvent = NULL;
4526
4527     return evt.WasVetoed();
4528 }
4529
4530 // -----------------------------------------------------------------------
4531
4532 // Return false if should be skipped
4533 bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &event )
4534 {
4535     bool res = true;
4536
4537     // Need to set focus?
4538     if ( !(m_iFlags & wxPG_FL_FOCUSED) )
4539     {
4540         SetFocusOnCanvas();
4541     }
4542
4543     wxPropertyGridPageState* state = m_pState;
4544     int splitterHit;
4545     int splitterHitOffset;
4546     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4547
4548     wxPGProperty* p = DoGetItemAtY(y);
4549
4550     if ( p )
4551     {
4552         int depth = (int)p->GetDepth() - 1;
4553
4554         int marginEnds = m_marginWidth + ( depth * m_subgroup_extramargin );
4555
4556         if ( x >= marginEnds )
4557         {
4558             // Outside margin.
4559
4560             if ( p->IsCategory() )
4561             {
4562                 // This is category.
4563                 wxPropertyCategory* pwc = (wxPropertyCategory*)p;
4564
4565                 int textX = m_marginWidth + ((unsigned int)((pwc->m_depth-1)*m_subgroup_extramargin));
4566
4567                 // Expand, collapse, activate etc. if click on text or left of splitter.
4568                 if ( x >= textX
4569                      &&
4570                      ( x < (textX+pwc->GetTextExtent(this, m_captionFont)+(wxPG_CAPRECTXMARGIN*2)) ||
4571                        columnHit == 0
4572                      )
4573                     )
4574                 {
4575                     if ( !AddToSelectionFromInputEvent( p,
4576                                                         columnHit,
4577                                                         &event ) )
4578                         return res;
4579
4580                     // On double-click, expand/collapse.
4581                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4582                     {
4583                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4584                         else DoExpand( p, true );
4585                     }
4586                 }
4587             }
4588             else if ( splitterHit == -1 )
4589             {
4590             // Click on value.
4591                 unsigned int selFlag = 0;
4592                 if ( columnHit == 1 )
4593                 {
4594                     m_iFlags |= wxPG_FL_ACTIVATION_BY_CLICK;
4595                     selFlag = wxPG_SEL_FOCUS;
4596                 }
4597                 if ( !AddToSelectionFromInputEvent( p,
4598                                                     columnHit,
4599                                                     &event,
4600                                                     selFlag ) )
4601                     return res;
4602
4603                 m_iFlags &= ~(wxPG_FL_ACTIVATION_BY_CLICK);
4604
4605                 if ( p->GetChildCount() && !p->IsCategory() )
4606                     // On double-click, expand/collapse.
4607                     if ( event.ButtonDClick() && !(m_windowStyle & wxPG_HIDE_MARGIN) )
4608                     {
4609                         wxPGProperty* pwc = (wxPGProperty*)p;
4610                         if ( pwc->IsExpanded() ) DoCollapse( p, true );
4611                         else DoExpand( p, true );
4612                     }
4613
4614                 res = false;
4615             }
4616             else
4617             {
4618             // click on splitter
4619                 if ( !(m_windowStyle & wxPG_STATIC_SPLITTER) )
4620                 {
4621                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
4622                     {
4623                         // Double-clicking the splitter causes auto-centering
4624                         if ( m_pState->GetColumnCount() <= 2 )
4625                         {
4626                             CenterSplitter( true );
4627
4628                             SendEvent(wxEVT_PG_COL_DRAGGING,
4629                                       m_propHover,
4630                                       NULL,
4631                                       wxPG_SEL_NOVALIDATE,
4632                                       (unsigned int)m_draggedSplitter);
4633                         }
4634                     }
4635                     else if ( m_dragStatus == 0 )
4636                     {
4637                         //
4638                         // Begin draggin the splitter
4639                         //
4640
4641                         // send event
4642                         DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
4643
4644                         // Allow application to veto dragging
4645                         if ( !SendEvent(wxEVT_PG_COL_BEGIN_DRAG,
4646                                         p, NULL, 0,
4647                                         (unsigned int)splitterHit) )
4648                         {
4649                             if ( m_wndEditor )
4650                             {
4651                                 // Changes must be committed here or the
4652                                 // value won't be drawn correctly
4653                                 if ( !CommitChangesFromEditor() )
4654                                     return res;
4655
4656                                 m_wndEditor->Show ( false );
4657                             }
4658
4659                             if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
4660                             {
4661                                 CaptureMouse();
4662                                 m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
4663                             }
4664
4665                             m_dragStatus = 1;
4666                             m_draggedSplitter = splitterHit;
4667                             m_dragOffset = splitterHitOffset;
4668
4669                         #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
4670                             // Fixes button disappearance bug
4671                             if ( m_wndEditor2 )
4672                                 m_wndEditor2->Show ( false );
4673                         #endif
4674
4675                             m_startingSplitterX = x - splitterHitOffset;
4676                         }
4677                     }
4678                 }
4679             }
4680         }
4681         else
4682         {
4683         // Click on margin.
4684             if ( p->GetChildCount() )
4685             {
4686                 int nx = x + m_marginWidth - marginEnds; // Normalize x.
4687
4688                 // Fine tune cell button x
4689                 if ( !p->IsCategory() )
4690                     nx -= IN_CELL_EXPANDER_BUTTON_X_ADJUST;
4691
4692                 if ( (nx >= m_gutterWidth && nx < (m_gutterWidth+m_iconWidth)) )
4693                 {
4694                     int y2 = y % m_lineHeight;
4695                     if ( (y2 >= m_buttonSpacingY && y2 < (m_buttonSpacingY+m_iconHeight)) )
4696                     {
4697                         // On click on expander button, expand/collapse
4698                         if ( ((wxPGProperty*)p)->IsExpanded() )
4699                             DoCollapse( p, true );
4700                         else
4701                             DoExpand( p, true );
4702                     }
4703                 }
4704             }
4705         }
4706     }
4707     return res;
4708 }
4709
4710 // -----------------------------------------------------------------------
4711
4712 bool wxPropertyGrid::HandleMouseRightClick( int WXUNUSED(x),
4713                                             unsigned int WXUNUSED(y),
4714                                             wxMouseEvent& event )
4715 {
4716     if ( m_propHover )
4717     {
4718         // Select property here as well
4719         wxPGProperty* p = m_propHover;
4720         AddToSelectionFromInputEvent(p, m_colHover, &event);
4721
4722         // Send right click event.
4723         SendEvent( wxEVT_PG_RIGHT_CLICK, p );
4724
4725         return true;
4726     }
4727     return false;
4728 }
4729
4730 // -----------------------------------------------------------------------
4731
4732 bool wxPropertyGrid::HandleMouseDoubleClick( int WXUNUSED(x),
4733                                              unsigned int WXUNUSED(y),
4734                                              wxMouseEvent& event )
4735 {
4736     if ( m_propHover )
4737     {
4738         // Select property here as well
4739         wxPGProperty* p = m_propHover;
4740
4741         AddToSelectionFromInputEvent(p, m_colHover, &event);
4742
4743         // Send double-click event.
4744         SendEvent( wxEVT_PG_DOUBLE_CLICK, m_propHover );
4745
4746         return true;
4747     }
4748     return false;
4749 }
4750
4751 // -----------------------------------------------------------------------
4752
4753 #if wxPG_SUPPORT_TOOLTIPS
4754
4755 void wxPropertyGrid::SetToolTip( const wxString& tipString )
4756 {
4757     if ( tipString.length() )
4758     {
4759         wxScrolledWindow::SetToolTip(tipString);
4760     }
4761     else
4762     {
4763     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4764         wxScrolledWindow::SetToolTip( m_emptyString );
4765     #else
4766         wxScrolledWindow::SetToolTip( NULL );
4767     #endif
4768     }
4769 }
4770
4771 #endif // #if wxPG_SUPPORT_TOOLTIPS
4772
4773 // -----------------------------------------------------------------------
4774
4775 // Return false if should be skipped
4776 bool wxPropertyGrid::HandleMouseMove( int x, unsigned int y,
4777                                       wxMouseEvent &event )
4778 {
4779     // Safety check (needed because mouse capturing may
4780     // otherwise freeze the control)
4781     if ( m_dragStatus > 0 && !event.Dragging() )
4782     {
4783         HandleMouseUp(x, y, event);
4784     }
4785
4786     wxPropertyGridPageState* state = m_pState;
4787     int splitterHit;
4788     int splitterHitOffset;
4789     int columnHit = state->HitTestH( x, &splitterHit, &splitterHitOffset );
4790     int splitterX = x - splitterHitOffset;
4791
4792     m_colHover = columnHit;
4793
4794     if ( m_dragStatus > 0 )
4795     {
4796         if ( x > (m_marginWidth + wxPG_DRAG_MARGIN) &&
4797              x < (m_pState->m_width - wxPG_DRAG_MARGIN) )
4798         {
4799
4800             int newSplitterX = x - m_dragOffset;
4801             int splitterX = x - splitterHitOffset;
4802
4803             // Splitter redraw required?
4804             if ( newSplitterX != splitterX )
4805             {
4806                 // Move everything
4807                 DoSetSplitterPosition(newSplitterX,
4808                                       m_draggedSplitter,
4809                                       wxPG_SPLITTER_REFRESH |
4810                                       wxPG_SPLITTER_FROM_EVENT);
4811
4812                 SendEvent(wxEVT_PG_COL_DRAGGING,
4813                           m_propHover,
4814                           NULL,
4815                           wxPG_SEL_NOVALIDATE,
4816                           (unsigned int)m_draggedSplitter);
4817             }
4818
4819             m_dragStatus = 2;
4820         }
4821
4822         return false;
4823     }
4824     else
4825     {
4826
4827         int ih = m_lineHeight;
4828         int sy = y;
4829
4830     #if wxPG_SUPPORT_TOOLTIPS
4831         wxPGProperty* prevHover = m_propHover;
4832         unsigned char prevSide = m_mouseSide;
4833     #endif
4834         int curPropHoverY = y - (y % ih);
4835
4836         // On which item it hovers
4837         if ( !m_propHover
4838              ||
4839              ( sy < m_propHoverY || sy >= (m_propHoverY+ih) )
4840            )
4841         {
4842             // Mouse moves on another property
4843
4844             m_propHover = DoGetItemAtY(y);
4845             m_propHoverY = curPropHoverY;
4846
4847             // Send hover event
4848             SendEvent( wxEVT_PG_HIGHLIGHTED, m_propHover );
4849         }
4850
4851     #if wxPG_SUPPORT_TOOLTIPS
4852         // Store which side we are on
4853         m_mouseSide = 0;
4854         if ( columnHit == 1 )
4855             m_mouseSide = 2;
4856         else if ( columnHit == 0 )
4857             m_mouseSide = 1;
4858
4859         //
4860         // If tooltips are enabled, show label or value as a tip
4861         // in case it doesn't otherwise show in full length.
4862         //
4863         if ( m_windowStyle & wxPG_TOOLTIPS )
4864         {
4865             wxToolTip* tooltip = GetToolTip();
4866
4867             if ( m_propHover != prevHover || prevSide != m_mouseSide )
4868             {
4869                 if ( m_propHover && !m_propHover->IsCategory() )
4870                 {
4871
4872                     if ( GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS )
4873                     {
4874                         // Show help string as a tooltip
4875                         wxString tipString = m_propHover->GetHelpString();
4876
4877                         SetToolTip(tipString);
4878                     }
4879                     else
4880                     {
4881                         // Show cropped value string as a tooltip
4882                         wxString tipString;
4883                         int space = 0;
4884
4885                         if ( m_mouseSide == 1 )
4886                         {
4887                             tipString = m_propHover->m_label;
4888                             space = splitterX-m_marginWidth-3;
4889                         }
4890                         else if ( m_mouseSide == 2 )
4891                         {
4892                             tipString = m_propHover->GetDisplayedString();
4893
4894                             space = m_width - splitterX;
4895                             if ( m_propHover->m_flags & wxPG_PROP_CUSTOMIMAGE )
4896                                 space -= wxPG_CUSTOM_IMAGE_WIDTH +
4897                                          wxCC_CUSTOM_IMAGE_MARGIN1 +
4898                                          wxCC_CUSTOM_IMAGE_MARGIN2;
4899                         }
4900
4901                         if ( space )
4902                         {
4903                             int tw, th;
4904                             GetTextExtent( tipString, &tw, &th, 0, 0 );
4905                             if ( tw > space )
4906                             {
4907                                 SetToolTip( tipString );
4908                             }
4909                         }
4910                         else
4911                         {
4912                             if ( tooltip )
4913                             {
4914                             #if wxPG_ALLOW_EMPTY_TOOLTIPS
4915                                 SetToolTip( m_emptyString );
4916                             #else
4917                                 wxScrolledWindow::SetToolTip( NULL );
4918                             #endif
4919                             }
4920                         }
4921
4922                     }
4923                 }
4924                 else
4925                 {
4926                     if ( tooltip )
4927                     {
4928                     #if wxPG_ALLOW_EMPTY_TOOLTIPS
4929                         SetToolTip( m_emptyString );
4930                     #else
4931                         wxScrolledWindow::SetToolTip( NULL );
4932                     #endif
4933                     }
4934                 }
4935             }
4936         }
4937     #endif
4938
4939         if ( splitterHit == -1 ||
4940              !m_propHover ||
4941              HasFlag(wxPG_STATIC_SPLITTER) )
4942         {
4943             // hovering on something else
4944             if ( m_curcursor != wxCURSOR_ARROW )
4945                 CustomSetCursor( wxCURSOR_ARROW );
4946         }
4947         else
4948         {
4949             // Do not allow splitter cursor on caption items.
4950             // (also not if we were dragging and its started
4951             // outside the splitter region)
4952
4953             if ( !m_propHover->IsCategory() &&
4954                  !event.Dragging() )
4955             {
4956
4957                 // hovering on splitter
4958
4959                 // NB: Condition disabled since MouseLeave event (from the
4960                 //     editor control) cannot be reliably detected.
4961                 //if ( m_curcursor != wxCURSOR_SIZEWE )
4962                 CustomSetCursor( wxCURSOR_SIZEWE, true );
4963
4964                 return false;
4965             }
4966             else
4967             {
4968                 // hovering on something else
4969                 if ( m_curcursor != wxCURSOR_ARROW )
4970                     CustomSetCursor( wxCURSOR_ARROW );
4971             }
4972         }
4973
4974         //
4975         // Multi select by dragging
4976         //
4977         if ( (GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION) &&
4978              event.LeftIsDown() &&
4979              m_propHover &&
4980              GetSelection() &&
4981              columnHit != 1 &&
4982              !state->DoIsPropertySelected(m_propHover) )
4983         {
4984             // Additional requirement is that the hovered property
4985             // is adjacent to edges of selection.
4986             const wxArrayPGProperty& selection = GetSelectedProperties();
4987
4988             // Since categories cannot be selected along with 'other'
4989             // properties, exclude them from iterator flags.
4990             int iterFlags = wxPG_ITERATE_VISIBLE & (~wxPG_PROP_CATEGORY);
4991
4992             for ( int i=(selection.size()-1); i>=0; i-- )
4993             {
4994                 // TODO: This could be optimized by keeping track of
4995                 //       which properties are at the edges of selection.
4996                 wxPGProperty* selProp = selection[i];
4997                 if ( state->ArePropertiesAdjacent(m_propHover, selProp,
4998                                                   iterFlags) )
4999                 {
5000                     DoAddToSelection(m_propHover);
5001                     break;
5002                 }
5003             }
5004         }
5005     }
5006     return true;
5007 }
5008
5009 // -----------------------------------------------------------------------
5010
5011 // Also handles Leaving event
5012 bool wxPropertyGrid::HandleMouseUp( int x, unsigned int WXUNUSED(y),
5013                                     wxMouseEvent &WXUNUSED(event) )
5014 {
5015     wxPropertyGridPageState* state = m_pState;
5016     bool res = false;
5017
5018     int splitterHit;
5019     int splitterHitOffset;
5020     state->HitTestH( x, &splitterHit, &splitterHitOffset );
5021
5022     // No event type check - basicly calling this method should
5023     // just stop dragging.
5024     // Left up after dragged?
5025     if ( m_dragStatus >= 1 )
5026     {
5027     //
5028     // End Splitter Dragging
5029     //
5030         // DO NOT ENABLE FOLLOWING LINE!
5031         // (it is only here as a reminder to not to do it)
5032         //splitterX = x;
5033
5034         SendEvent(wxEVT_PG_COL_END_DRAG,
5035                   m_propHover,
5036                   NULL,
5037                   wxPG_SEL_NOVALIDATE,
5038                   (unsigned int)m_draggedSplitter);
5039
5040         // Disable splitter auto-centering
5041         state->m_dontCenterSplitter = true;
5042
5043         // This is necessary to return cursor
5044         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5045         {
5046             ReleaseMouse();
5047             m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5048         }
5049
5050         // Set back the default cursor, if necessary
5051         if ( splitterHit == -1 ||
5052              !m_propHover )
5053         {
5054             CustomSetCursor( wxCURSOR_ARROW );
5055         }
5056
5057         m_dragStatus = 0;
5058
5059         // Control background needs to be cleared
5060         wxPGProperty* selected = GetSelection();
5061         if ( !(m_iFlags & wxPG_FL_PRIMARY_FILLS_ENTIRE) && selected )
5062             DrawItem( selected );
5063
5064         if ( m_wndEditor )
5065         {
5066             m_wndEditor->Show ( true );
5067         }
5068
5069     #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
5070         // Fixes button disappearance bug
5071         if ( m_wndEditor2 )
5072             m_wndEditor2->Show ( true );
5073     #endif
5074
5075         // This clears the focus.
5076         m_editorFocused = 0;
5077
5078     }
5079     return res;
5080 }
5081
5082 // -----------------------------------------------------------------------
5083
5084 bool wxPropertyGrid::OnMouseCommon( wxMouseEvent& event, int* px, int* py )
5085 {
5086     int splitterX = GetSplitterPosition();
5087
5088     int ux, uy;
5089     CalcUnscrolledPosition( event.m_x, event.m_y, &ux, &uy );
5090
5091     wxWindow* wnd = GetEditorControl();
5092
5093     // Hide popup on clicks
5094     if ( event.GetEventType() != wxEVT_MOTION )
5095         if ( wnd && wnd->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)) )
5096         {
5097             ((wxOwnerDrawnComboBox*)wnd)->HidePopup();
5098         }
5099
5100     wxRect r;
5101     if ( wnd )
5102         r = wnd->GetRect();
5103     if ( wnd == NULL || m_dragStatus ||
5104          (
5105            ux <= (splitterX + wxPG_SPLITTERX_DETECTMARGIN2) ||
5106            ux >= (r.x+r.width) ||
5107            event.m_y < r.y ||
5108            event.m_y >= (r.y+r.height)
5109          )
5110        )
5111     {
5112         *px = ux;
5113         *py = uy;
5114         return true;
5115     }
5116     else
5117     {
5118         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
5119     }
5120     return false;
5121 }
5122
5123 // -----------------------------------------------------------------------
5124
5125 void wxPropertyGrid::OnMouseClick( wxMouseEvent &event )
5126 {
5127     int x, y;
5128     if ( OnMouseCommon( event, &x, &y ) )
5129     {
5130         HandleMouseClick(x,y,event);
5131     }
5132     event.Skip();
5133 }
5134
5135 // -----------------------------------------------------------------------
5136
5137 void wxPropertyGrid::OnMouseRightClick( wxMouseEvent &event )
5138 {
5139     int x, y;
5140     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
5141     HandleMouseRightClick(x,y,event);
5142     event.Skip();
5143 }
5144
5145 // -----------------------------------------------------------------------
5146
5147 void wxPropertyGrid::OnMouseDoubleClick( wxMouseEvent &event )
5148 {
5149     // Always run standard mouse-down handler as well
5150     OnMouseClick(event);
5151
5152     int x, y;
5153     CalcUnscrolledPosition( event.m_x, event.m_y, &x, &y );
5154     HandleMouseDoubleClick(x,y,event);
5155     event.Skip();
5156 }
5157
5158 // -----------------------------------------------------------------------
5159
5160 void wxPropertyGrid::OnMouseMove( wxMouseEvent &event )
5161 {
5162     int x, y;
5163     if ( OnMouseCommon( event, &x, &y ) )
5164     {
5165         HandleMouseMove(x,y,event);
5166     }
5167     event.Skip();
5168 }
5169
5170 // -----------------------------------------------------------------------
5171
5172 void wxPropertyGrid::OnMouseUp( wxMouseEvent &event )
5173 {
5174     int x, y;
5175     if ( OnMouseCommon( event, &x, &y ) )
5176     {
5177         HandleMouseUp(x,y,event);
5178     }
5179     event.Skip();
5180 }
5181
5182 // -----------------------------------------------------------------------
5183
5184 void wxPropertyGrid::OnMouseEntry( wxMouseEvent &event )
5185 {
5186     // This may get called from child control as well, so event's
5187     // mouse position cannot be relied on.
5188
5189     if ( event.Entering() )
5190     {
5191         if ( !(m_iFlags & wxPG_FL_MOUSE_INSIDE) )
5192         {
5193             // TODO: Fix this (detect parent and only do
5194             //   cursor trick if it is a manager).
5195             wxASSERT( GetParent() );
5196             GetParent()->SetCursor(wxNullCursor);
5197
5198             m_iFlags |= wxPG_FL_MOUSE_INSIDE;
5199         }
5200         else
5201             GetParent()->SetCursor(wxNullCursor);
5202     }
5203     else if ( event.Leaving() )
5204     {
5205         // Without this, wxSpinCtrl editor will sometimes have wrong cursor
5206         SetCursor( wxNullCursor );
5207
5208         // Get real cursor position
5209         wxPoint pt = ScreenToClient(::wxGetMousePosition());
5210
5211         if ( ( pt.x <= 0 || pt.y <= 0 || pt.x >= m_width || pt.y >= m_height ) )
5212         {
5213             {
5214                 if ( (m_iFlags & wxPG_FL_MOUSE_INSIDE) )
5215                 {
5216                     m_iFlags &= ~(wxPG_FL_MOUSE_INSIDE);
5217                 }
5218
5219                 if ( m_dragStatus )
5220                     wxPropertyGrid::HandleMouseUp ( -1, 10000, event );
5221             }
5222         }
5223     }
5224
5225     event.Skip();
5226 }
5227
5228 // -----------------------------------------------------------------------
5229
5230 // Common code used by various OnMouseXXXChild methods.
5231 bool wxPropertyGrid::OnMouseChildCommon( wxMouseEvent &event, int* px, int *py )
5232 {
5233     wxWindow* topCtrlWnd = (wxWindow*)event.GetEventObject();
5234     wxASSERT( topCtrlWnd );
5235     int x, y;
5236     event.GetPosition(&x,&y);
5237
5238     int splitterX = GetSplitterPosition();
5239
5240     wxRect r = topCtrlWnd->GetRect();
5241     if ( !m_dragStatus &&
5242          x > (splitterX-r.x+wxPG_SPLITTERX_DETECTMARGIN2) &&
5243          y >= 0 && y < r.height \
5244        )
5245     {
5246         if ( m_curcursor != wxCURSOR_ARROW ) CustomSetCursor ( wxCURSOR_ARROW );
5247         event.Skip();
5248     }
5249     else
5250     {
5251         CalcUnscrolledPosition( event.m_x + r.x, event.m_y + r.y, \
5252             px, py );
5253         return true;
5254     }
5255     return false;
5256 }
5257
5258 void wxPropertyGrid::OnMouseClickChild( wxMouseEvent &event )
5259 {
5260     int x,y;
5261     if ( OnMouseChildCommon(event,&x,&y) )
5262     {
5263         bool res = HandleMouseClick(x,y,event);
5264         if ( !res ) event.Skip();
5265     }
5266 }
5267
5268 void wxPropertyGrid::OnMouseRightClickChild( wxMouseEvent &event )
5269 {
5270     int x,y;
5271     wxASSERT( m_wndEditor );
5272     // These coords may not be exact (about +-2),
5273     // but that should not matter (right click is about item, not position).
5274     wxPoint pt = m_wndEditor->GetPosition();
5275     CalcUnscrolledPosition( event.m_x + pt.x, event.m_y + pt.y, &x, &y );
5276
5277     // FIXME: Used to set m_propHover to selection here. Was it really
5278     //        necessary?
5279
5280     bool res = HandleMouseRightClick(x,y,event);
5281     if ( !res ) event.Skip();
5282 }
5283
5284 void wxPropertyGrid::OnMouseMoveChild( wxMouseEvent &event )
5285 {
5286     int x,y;
5287     if ( OnMouseChildCommon(event,&x,&y) )
5288     {
5289         bool res = HandleMouseMove(x,y,event);
5290         if ( !res ) event.Skip();
5291     }
5292 }
5293
5294 void wxPropertyGrid::OnMouseUpChild( wxMouseEvent &event )
5295 {
5296     int x,y;
5297     if ( OnMouseChildCommon(event,&x,&y) )
5298     {
5299         bool res = HandleMouseUp(x,y,event);
5300         if ( !res ) event.Skip();
5301     }
5302 }
5303
5304 // -----------------------------------------------------------------------
5305 // wxPropertyGrid keyboard event handling
5306 // -----------------------------------------------------------------------
5307
5308 int wxPropertyGrid::KeyEventToActions(wxKeyEvent &event, int* pSecond) const
5309 {
5310     // Translates wxKeyEvent to wxPG_ACTION_XXX
5311
5312     int keycode = event.GetKeyCode();
5313     int modifiers = event.GetModifiers();
5314
5315     wxASSERT( !(modifiers&~(0xFFFF)) );
5316
5317     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
5318
5319     wxPGHashMapI2I::const_iterator it = m_actionTriggers.find(hashMapKey);
5320
5321     if ( it == m_actionTriggers.end() )
5322         return 0;
5323
5324     if ( pSecond )
5325     {
5326         int second = (it->second>>16) & 0xFFFF;
5327         *pSecond = second;
5328     }
5329
5330     return (it->second & 0xFFFF);
5331 }
5332
5333 void wxPropertyGrid::AddActionTrigger( int action, int keycode, int modifiers )
5334 {
5335     wxASSERT( !(modifiers&~(0xFFFF)) );
5336
5337     int hashMapKey = (keycode & 0xFFFF) | ((modifiers & 0xFFFF) << 16);
5338
5339     wxPGHashMapI2I::iterator it = m_actionTriggers.find(hashMapKey);
5340
5341     if ( it != m_actionTriggers.end() )
5342     {
5343         // This key combination is already used
5344
5345         // Can add secondary?
5346         wxASSERT_MSG( !(it->second&~(0xFFFF)),
5347                       wxT("You can only add up to two separate actions per key combination.") );
5348
5349         action = it->second | (action<<16);
5350     }
5351
5352     m_actionTriggers[hashMapKey] = action;
5353 }
5354
5355 void wxPropertyGrid::ClearActionTriggers( int action )
5356 {
5357     wxPGHashMapI2I::iterator it;
5358     bool didSomething;
5359
5360     do
5361     {
5362         didSomething = false;
5363
5364         for ( it = m_actionTriggers.begin();
5365               it != m_actionTriggers.end();
5366               it++ )
5367         {
5368             if ( it->second == action )
5369             {
5370                 m_actionTriggers.erase(it);
5371                 didSomething = true;
5372                 break;
5373             }
5374         }
5375     }
5376     while ( didSomething );
5377 }
5378
5379 void wxPropertyGrid::HandleKeyEvent( wxKeyEvent &event, bool fromChild )
5380 {
5381     //
5382     // Handles key event when editor control is not focused.
5383     //
5384
5385     wxCHECK2(!m_frozen, return);
5386
5387     // Travelsal between items, collapsing/expanding, etc.
5388     wxPGProperty* selected = GetSelection();
5389     int keycode = event.GetKeyCode();
5390     bool editorFocused = IsEditorFocused();
5391
5392     if ( keycode == WXK_TAB )
5393     {
5394         wxWindow* mainControl;
5395
5396         if ( HasInternalFlag(wxPG_FL_IN_MANAGER) )
5397             mainControl = GetParent();
5398         else
5399             mainControl = this;
5400
5401         if ( !event.ShiftDown() )
5402         {
5403             if ( !editorFocused && m_wndEditor )
5404             {
5405                 DoSelectProperty( selected, wxPG_SEL_FOCUS );
5406             }
5407             else
5408             {
5409                 // Tab traversal workaround for platforms on which
5410                 // wxWindow::Navigate() may navigate into first child
5411                 // instead of next sibling. Does not work perfectly
5412                 // in every scenario (for instance, when property grid
5413                 // is either first or last control).
5414             #if defined(__WXGTK__)
5415                 wxWindow* sibling = mainControl->GetNextSibling();
5416                 if ( sibling )
5417                     sibling->SetFocusFromKbd();
5418             #else
5419                 Navigate(wxNavigationKeyEvent::IsForward);
5420             #endif
5421             }
5422         }
5423         else
5424         {
5425             if ( editorFocused )
5426             {
5427                 UnfocusEditor();
5428             }
5429             else
5430             {
5431             #if defined(__WXGTK__)
5432                 wxWindow* sibling = mainControl->GetPrevSibling();
5433                 if ( sibling )
5434                     sibling->SetFocusFromKbd();
5435             #else
5436                 Navigate(wxNavigationKeyEvent::IsBackward);
5437             #endif
5438             }
5439         }
5440
5441         return;
5442     }
5443
5444     // Ignore Alt and Control when they are down alone
5445     if ( keycode == WXK_ALT ||
5446          keycode == WXK_CONTROL )
5447     {
5448         event.Skip();
5449         return;
5450     }
5451
5452     int secondAction;
5453     int action = KeyEventToActions(event, &secondAction);
5454
5455     if ( editorFocused && action == wxPG_ACTION_CANCEL_EDIT )
5456     {
5457         //
5458         // Esc cancels any changes
5459         if ( IsEditorsValueModified() )
5460         {
5461             EditorsValueWasNotModified();
5462
5463             // Update the control as well
5464             selected->GetEditorClass()->
5465                 SetControlStringValue( selected,
5466                                        GetEditorControl(),
5467                                        selected->GetDisplayedString() );
5468         }
5469
5470         OnValidationFailureReset(selected);
5471
5472         UnfocusEditor();
5473         return;
5474     }
5475
5476     // Except for TAB and ESC, handle child control events in child control
5477     if ( fromChild )
5478     {
5479         // Only propagate event if it had modifiers
5480         if ( !event.HasModifiers() )
5481         {
5482             event.StopPropagation();
5483         }
5484         event.Skip();
5485         return;
5486     }
5487
5488     bool wasHandled = false;
5489
5490     if ( selected )
5491     {
5492         // Show dialog?
5493         if ( ButtonTriggerKeyTest(action, event) )
5494             return;
5495
5496         wxPGProperty* p = selected;
5497
5498         // Travel and expand/collapse
5499         int selectDir = -2;
5500
5501         if ( p->GetChildCount() )
5502         {
5503             if ( action == wxPG_ACTION_COLLAPSE_PROPERTY || secondAction == wxPG_ACTION_COLLAPSE_PROPERTY )
5504             {
5505                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Collapse(p) )
5506                     wasHandled = true;
5507             }
5508             else if ( action == wxPG_ACTION_EXPAND_PROPERTY || secondAction == wxPG_ACTION_EXPAND_PROPERTY )
5509             {
5510                 if ( (m_windowStyle & wxPG_HIDE_MARGIN) || Expand(p) )
5511                     wasHandled = true;
5512             }
5513         }
5514
5515         if ( !wasHandled )
5516         {
5517             if ( action == wxPG_ACTION_PREV_PROPERTY || secondAction == wxPG_ACTION_PREV_PROPERTY )
5518             {
5519                 selectDir = -1;
5520             }
5521             else if ( action == wxPG_ACTION_NEXT_PROPERTY || secondAction == wxPG_ACTION_NEXT_PROPERTY )
5522             {
5523                 selectDir = 1;
5524             }
5525         }
5526
5527         if ( selectDir >= -1 )
5528         {
5529             p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
5530             if ( p )
5531                 DoSelectProperty(p);
5532             wasHandled = true;
5533         }
5534     }
5535     else
5536     {
5537         // If nothing was selected, select the first item now
5538         // (or navigate out of tab).
5539         if ( action != wxPG_ACTION_CANCEL_EDIT && secondAction != wxPG_ACTION_CANCEL_EDIT )
5540         {
5541             wxPGProperty* p = wxPropertyGridInterface::GetFirst();
5542             if ( p ) DoSelectProperty(p);
5543             wasHandled = true;
5544         }
5545     }
5546
5547     if ( !wasHandled )
5548         event.Skip();
5549 }
5550
5551 // -----------------------------------------------------------------------
5552
5553 void wxPropertyGrid::OnKey( wxKeyEvent &event )
5554 {
5555     // If there was editor open and focused, then this event should not
5556     // really be processed here.
5557     if ( IsEditorFocused() )
5558     {
5559         // However, if event had modifiers, it is probably still best
5560         // to skip it.
5561         if ( event.HasModifiers() )
5562             event.Skip();
5563         else
5564             event.StopPropagation();
5565         return;
5566     }
5567
5568     HandleKeyEvent(event, false);
5569 }
5570
5571 // -----------------------------------------------------------------------
5572
5573 bool wxPropertyGrid::ButtonTriggerKeyTest( int action, wxKeyEvent& event )
5574 {
5575     if ( action == -1 )
5576     {
5577         int secondAction;
5578         action = KeyEventToActions(event, &secondAction);
5579     }
5580
5581     // Does the keycode trigger button?
5582     if ( action == wxPG_ACTION_PRESS_BUTTON &&
5583          m_wndEditor2 )
5584     {
5585         wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED, m_wndEditor2->GetId());
5586         GetEventHandler()->AddPendingEvent(evt);
5587         return true;
5588     }
5589
5590     return false;
5591 }
5592
5593 // -----------------------------------------------------------------------
5594
5595 void wxPropertyGrid::OnChildKeyDown( wxKeyEvent &event )
5596 {
5597     HandleKeyEvent(event, true);
5598 }
5599
5600 // -----------------------------------------------------------------------
5601 // wxPropertyGrid miscellaneous event handling
5602 // -----------------------------------------------------------------------
5603
5604 void wxPropertyGrid::OnIdle( wxIdleEvent& WXUNUSED(event) )
5605 {
5606     //
5607     // Check if the focus is in this control or one of its children
5608     wxWindow* newFocused = wxWindow::FindFocus();
5609
5610     if ( newFocused != m_curFocused )
5611         HandleFocusChange( newFocused );
5612
5613     //
5614     // Check if top-level parent has changed
5615     if ( GetExtraStyle() & wxPG_EX_ENABLE_TLP_TRACKING )
5616     {
5617         wxWindow* tlp = ::wxGetTopLevelParent(this);
5618         if ( tlp != m_tlp )
5619             OnTLPChanging(tlp);
5620     }
5621 }
5622
5623 bool wxPropertyGrid::IsEditorFocused() const
5624 {
5625     wxWindow* focus = wxWindow::FindFocus();
5626
5627     if ( focus == m_wndEditor || focus == m_wndEditor2 ||
5628          focus == GetEditorControl() )
5629          return true;
5630
5631     return false;
5632 }
5633
5634 // Called by focus event handlers. newFocused is the window that becomes focused.
5635 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
5636 {
5637     unsigned int oldFlags = m_iFlags;
5638     bool wasEditorFocused = false;
5639     wxWindow* wndEditor = m_wndEditor;
5640
5641     m_iFlags &= ~(wxPG_FL_FOCUSED);
5642
5643     wxWindow* parent = newFocused;
5644
5645     // This must be one of nextFocus' parents.
5646     while ( parent )
5647     {
5648         if ( parent == wndEditor )
5649         {
5650             wasEditorFocused = true;
5651         }
5652         // Use m_eventObject, which is either wxPropertyGrid or
5653         // wxPropertyGridManager, as appropriate.
5654         else if ( parent == m_eventObject )
5655         {
5656             m_iFlags |= wxPG_FL_FOCUSED;
5657             break;
5658         }
5659         parent = parent->GetParent();
5660     }
5661
5662     // Notify editor control when it receives a focus
5663     if ( wasEditorFocused && m_curFocused != newFocused )
5664     {
5665         wxPGProperty* p = GetSelection();
5666         if ( p )
5667         {
5668             const wxPGEditor* editor = p->GetEditorClass();
5669             ResetEditorAppearance();
5670             editor->OnFocus(p, GetEditorControl());
5671         }
5672     }
5673
5674     m_curFocused = newFocused;
5675
5676     if ( (m_iFlags & wxPG_FL_FOCUSED) !=
5677          (oldFlags & wxPG_FL_FOCUSED) )
5678     {
5679         if ( !(m_iFlags & wxPG_FL_FOCUSED) )
5680         {
5681             // Need to store changed value
5682             CommitChangesFromEditor();
5683         }
5684         else
5685         {
5686             /*
5687             //
5688             // Preliminary code for tab-order respecting
5689             // tab-traversal (but should be moved to
5690             // OnNav handler)
5691             //
5692             wxWindow* prevFocus = event.GetWindow();
5693             wxWindow* useThis = this;
5694             if ( m_iFlags & wxPG_FL_IN_MANAGER )
5695                 useThis = GetParent();
5696
5697             if ( prevFocus &&
5698                  prevFocus->GetParent() == useThis->GetParent() )
5699             {
5700                 wxList& children = useThis->GetParent()->GetChildren();
5701
5702                 wxNode* node = children.Find(prevFocus);
5703
5704                 if ( node->GetNext() &&
5705                      useThis == node->GetNext()->GetData() )
5706                     DoSelectProperty(GetFirst());
5707                 else if ( node->GetPrevious () &&
5708                           useThis == node->GetPrevious()->GetData() )
5709                     DoSelectProperty(GetLastProperty());
5710
5711             }
5712             */
5713         }
5714
5715         // Redraw selected
5716         wxPGProperty* selected = GetSelection();
5717         if ( selected && (m_iFlags & wxPG_FL_INITIALIZED) )
5718             DrawItem( selected );
5719     }
5720 }
5721
5722 void wxPropertyGrid::OnFocusEvent( wxFocusEvent& event )
5723 {
5724     if ( event.GetEventType() == wxEVT_SET_FOCUS )
5725         HandleFocusChange((wxWindow*)event.GetEventObject());
5726     // Line changed to "else" when applying wxPropertyGrid patch #1675902
5727     //else if ( event.GetWindow() )
5728     else
5729         HandleFocusChange(event.GetWindow());
5730
5731     event.Skip();
5732 }
5733
5734 // -----------------------------------------------------------------------
5735
5736 void wxPropertyGrid::OnChildFocusEvent( wxChildFocusEvent& event )
5737 {
5738     HandleFocusChange((wxWindow*)event.GetEventObject());
5739     event.Skip();
5740 }
5741
5742 // -----------------------------------------------------------------------
5743
5744 void wxPropertyGrid::OnScrollEvent( wxScrollWinEvent &event )
5745 {
5746     m_iFlags |= wxPG_FL_SCROLLED;
5747
5748     event.Skip();
5749 }
5750
5751 // -----------------------------------------------------------------------
5752
5753 void wxPropertyGrid::OnCaptureChange( wxMouseCaptureChangedEvent& WXUNUSED(event) )
5754 {
5755     if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
5756     {
5757         m_iFlags &= ~(wxPG_FL_MOUSE_CAPTURED);
5758     }
5759 }
5760
5761 // -----------------------------------------------------------------------
5762 // Property editor related functions
5763 // -----------------------------------------------------------------------
5764
5765 // noDefCheck = true prevents infinite recursion.
5766 wxPGEditor* wxPropertyGrid::DoRegisterEditorClass( wxPGEditor* editorClass,
5767                                                    const wxString& editorName,
5768                                                    bool noDefCheck )
5769 {
5770     wxASSERT( editorClass );
5771
5772     if ( !noDefCheck && wxPGGlobalVars->m_mapEditorClasses.empty() )
5773         RegisterDefaultEditors();
5774
5775     wxString name = editorName;
5776     if ( name.length() == 0 )
5777         name = editorClass->GetName();
5778
5779     // Existing editor under this name?
5780     wxPGHashMapS2P::iterator vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5781
5782     if ( vt_it != wxPGGlobalVars->m_mapEditorClasses.end() )
5783     {
5784         // If this name was already used, try class name.
5785         name = editorClass->GetClassInfo()->GetClassName();
5786         vt_it = wxPGGlobalVars->m_mapEditorClasses.find(name);
5787     }
5788
5789     wxCHECK_MSG( vt_it == wxPGGlobalVars->m_mapEditorClasses.end(),
5790                  (wxPGEditor*) vt_it->second,
5791                  "Editor with given name was already registered" );
5792
5793     wxPGGlobalVars->m_mapEditorClasses[name] = (void*)editorClass;
5794
5795     return editorClass;
5796 }
5797
5798 // Use this in RegisterDefaultEditors.
5799 #define wxPGRegisterDefaultEditorClass(EDITOR) \
5800     if ( wxPGEditor_##EDITOR == NULL ) \
5801     { \
5802         wxPGEditor_##EDITOR = wxPropertyGrid::RegisterEditorClass( \
5803             new wxPG##EDITOR##Editor, true ); \
5804     }
5805
5806 // Registers all default editor classes
5807 void wxPropertyGrid::RegisterDefaultEditors()
5808 {
5809     wxPGRegisterDefaultEditorClass( TextCtrl );
5810     wxPGRegisterDefaultEditorClass( Choice );
5811     wxPGRegisterDefaultEditorClass( ComboBox );
5812     wxPGRegisterDefaultEditorClass( TextCtrlAndButton );
5813 #if wxPG_INCLUDE_CHECKBOX
5814     wxPGRegisterDefaultEditorClass( CheckBox );
5815 #endif
5816     wxPGRegisterDefaultEditorClass( ChoiceAndButton );
5817
5818     // Register SpinCtrl etc. editors before use
5819     RegisterAdditionalEditors();
5820 }
5821
5822 // -----------------------------------------------------------------------
5823 // wxPGStringTokenizer
5824 //   Needed to handle C-style string lists (e.g. "str1" "str2")
5825 // -----------------------------------------------------------------------
5826
5827 wxPGStringTokenizer::wxPGStringTokenizer( const wxString& str, wxChar delimeter )
5828     : m_str(&str), m_curPos(str.begin()), m_delimeter(delimeter)
5829 {
5830 }
5831
5832 wxPGStringTokenizer::~wxPGStringTokenizer()
5833 {
5834 }
5835
5836 bool wxPGStringTokenizer::HasMoreTokens()
5837 {
5838     const wxString& str = *m_str;
5839
5840     wxString::const_iterator i = m_curPos;
5841
5842     wxUniChar delim = m_delimeter;
5843     wxUniChar a;
5844     wxUniChar prev_a = wxT('\0');
5845
5846     bool inToken = false;
5847
5848     while ( i != str.end() )
5849     {
5850         a = *i;
5851
5852         if ( !inToken )
5853         {
5854             if ( a == delim )
5855             {
5856                 inToken = true;
5857                 m_readyToken.clear();
5858             }
5859         }
5860         else
5861         {
5862             if ( prev_a != wxT('\\') )
5863             {
5864                 if ( a != delim )
5865                 {
5866                     if ( a != wxT('\\') )
5867                         m_readyToken << a;
5868                 }
5869                 else
5870                 {
5871                     ++i;
5872                     m_curPos = i;
5873                     return true;
5874                 }
5875                 prev_a = a;
5876             }
5877             else
5878             {
5879                 m_readyToken << a;
5880                 prev_a = wxT('\0');
5881             }
5882         }
5883         ++i;
5884     }
5885
5886     m_curPos = str.end();
5887
5888     if ( inToken )
5889         return true;
5890
5891     return false;
5892 }
5893
5894 wxString wxPGStringTokenizer::GetNextToken()
5895 {
5896     return m_readyToken;
5897 }
5898
5899 // -----------------------------------------------------------------------
5900 // wxPGChoiceEntry
5901 // -----------------------------------------------------------------------
5902
5903 wxPGChoiceEntry::wxPGChoiceEntry()
5904     : wxPGCell(), m_value(wxPG_INVALID_VALUE)
5905 {
5906 }
5907
5908 // -----------------------------------------------------------------------
5909 // wxPGChoicesData
5910 // -----------------------------------------------------------------------
5911
5912 wxPGChoicesData::wxPGChoicesData()
5913 {
5914 }
5915
5916 wxPGChoicesData::~wxPGChoicesData()
5917 {
5918     Clear();
5919 }
5920
5921 void wxPGChoicesData::Clear()
5922 {
5923     m_items.clear();
5924 }
5925
5926 void wxPGChoicesData::CopyDataFrom( wxPGChoicesData* data )
5927 {
5928     wxASSERT( m_items.size() == 0 );
5929
5930     m_items = data->m_items;
5931 }
5932
5933 wxPGChoiceEntry& wxPGChoicesData::Insert( int index,
5934                                           const wxPGChoiceEntry& item )
5935 {
5936     wxVector<wxPGChoiceEntry>::iterator it;
5937     if ( index == -1 )
5938     {
5939         it = m_items.end();
5940         index = (int) m_items.size();
5941     }
5942     else
5943     {
5944         it = m_items.begin() + index;
5945     }
5946
5947     m_items.insert(it, item);
5948
5949     wxPGChoiceEntry& ownEntry = m_items[index];
5950
5951     // Need to fix value?
5952     if ( ownEntry.GetValue() == wxPG_INVALID_VALUE )
5953         ownEntry.SetValue(index);
5954
5955     return ownEntry;
5956 }
5957
5958 // -----------------------------------------------------------------------
5959 // wxPropertyGridEvent
5960 // -----------------------------------------------------------------------
5961
5962 IMPLEMENT_DYNAMIC_CLASS(wxPropertyGridEvent, wxCommandEvent)
5963
5964
5965 wxDEFINE_EVENT( wxEVT_PG_SELECTED, wxPropertyGridEvent );
5966 wxDEFINE_EVENT( wxEVT_PG_CHANGING, wxPropertyGridEvent );
5967 wxDEFINE_EVENT( wxEVT_PG_CHANGED, wxPropertyGridEvent );
5968 wxDEFINE_EVENT( wxEVT_PG_HIGHLIGHTED, wxPropertyGridEvent );
5969 wxDEFINE_EVENT( wxEVT_PG_RIGHT_CLICK, wxPropertyGridEvent );
5970 wxDEFINE_EVENT( wxEVT_PG_PAGE_CHANGED, wxPropertyGridEvent );
5971 wxDEFINE_EVENT( wxEVT_PG_ITEM_EXPANDED, wxPropertyGridEvent );
5972 wxDEFINE_EVENT( wxEVT_PG_ITEM_COLLAPSED, wxPropertyGridEvent );
5973 wxDEFINE_EVENT( wxEVT_PG_DOUBLE_CLICK, wxPropertyGridEvent );
5974 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_BEGIN, wxPropertyGridEvent );
5975 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_ENDING, wxPropertyGridEvent );
5976 wxDEFINE_EVENT( wxEVT_PG_COL_BEGIN_DRAG, wxPropertyGridEvent );
5977 wxDEFINE_EVENT( wxEVT_PG_COL_DRAGGING, wxPropertyGridEvent );
5978 wxDEFINE_EVENT( wxEVT_PG_COL_END_DRAG, wxPropertyGridEvent );
5979
5980 // -----------------------------------------------------------------------
5981
5982 void wxPropertyGridEvent::Init()
5983 {
5984     m_validationInfo = NULL;
5985     m_column = 1;
5986     m_canVeto = false;
5987     m_wasVetoed = false;
5988 }
5989
5990 // -----------------------------------------------------------------------
5991
5992 wxPropertyGridEvent::wxPropertyGridEvent(wxEventType commandType, int id)
5993     : wxCommandEvent(commandType,id)
5994 {
5995     m_property = NULL;
5996     Init();
5997 }
5998
5999 // -----------------------------------------------------------------------
6000
6001 wxPropertyGridEvent::wxPropertyGridEvent(const wxPropertyGridEvent& event)
6002     : wxCommandEvent(event)
6003 {
6004     m_eventType = event.GetEventType();
6005     m_eventObject = event.m_eventObject;
6006     m_pg = event.m_pg;
6007     OnPropertyGridSet();
6008     m_property = event.m_property;
6009     m_validationInfo = event.m_validationInfo;
6010     m_canVeto = event.m_canVeto;
6011     m_wasVetoed = event.m_wasVetoed;
6012 }
6013
6014 // -----------------------------------------------------------------------
6015
6016 void wxPropertyGridEvent::OnPropertyGridSet()
6017 {
6018     if ( !m_pg )
6019         return;
6020
6021 #if wxUSE_THREADS
6022     wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
6023 #endif
6024     m_pg->m_liveEvents.push_back(this);
6025 }
6026
6027 // -----------------------------------------------------------------------
6028
6029 wxPropertyGridEvent::~wxPropertyGridEvent()
6030 {
6031     if ( m_pg )
6032     {
6033     #if wxUSE_THREADS
6034         wxCriticalSectionLocker(wxPGGlobalVars->m_critSect);
6035     #endif
6036
6037         // Use iterate from the back since it is more likely that the event
6038         // being desroyed is at the end of the array.
6039         wxVector<wxPropertyGridEvent*>& liveEvents = m_pg->m_liveEvents;
6040
6041         for ( int i = liveEvents.size()-1; i >= 0; i-- )
6042         {
6043             if ( liveEvents[i] == this )
6044             {
6045                 liveEvents.erase(liveEvents.begin() + i);
6046                 break;
6047             }
6048         }
6049     }
6050 }
6051
6052 // -----------------------------------------------------------------------
6053
6054 wxEvent* wxPropertyGridEvent::Clone() const
6055 {
6056     return new wxPropertyGridEvent( *this );
6057 }
6058
6059 // -----------------------------------------------------------------------
6060 // wxPropertyGridPopulator
6061 // -----------------------------------------------------------------------
6062
6063 wxPropertyGridPopulator::wxPropertyGridPopulator()
6064 {
6065     m_state = NULL;
6066     m_pg = NULL;
6067     wxPGGlobalVars->m_offline++;
6068 }
6069
6070 // -----------------------------------------------------------------------
6071
6072 void wxPropertyGridPopulator::SetState( wxPropertyGridPageState* state )
6073 {
6074     m_state = state;
6075     m_propHierarchy.clear();
6076 }
6077
6078 // -----------------------------------------------------------------------
6079
6080 void wxPropertyGridPopulator::SetGrid( wxPropertyGrid* pg )
6081 {
6082     m_pg = pg;
6083     pg->Freeze();
6084 }
6085
6086 // -----------------------------------------------------------------------
6087
6088 wxPropertyGridPopulator::~wxPropertyGridPopulator()
6089 {
6090     //
6091     // Free unused sets of choices
6092     wxPGHashMapS2P::iterator it;
6093
6094     for( it = m_dictIdChoices.begin(); it != m_dictIdChoices.end(); ++it )
6095     {
6096         wxPGChoicesData* data = (wxPGChoicesData*) it->second;
6097         data->DecRef();
6098     }
6099
6100     if ( m_pg )
6101     {
6102         m_pg->Thaw();
6103         m_pg->GetPanel()->Refresh();
6104     }
6105     wxPGGlobalVars->m_offline--;
6106 }
6107
6108 // -----------------------------------------------------------------------
6109
6110 wxPGProperty* wxPropertyGridPopulator::Add( const wxString& propClass,
6111                                             const wxString& propLabel,
6112                                             const wxString& propName,
6113                                             const wxString* propValue,
6114                                             wxPGChoices* pChoices )
6115 {
6116     wxClassInfo* classInfo = wxClassInfo::FindClass(propClass);
6117     wxPGProperty* parent = GetCurParent();
6118
6119     if ( parent->HasFlag(wxPG_PROP_AGGREGATE) )
6120     {
6121         ProcessError(wxString::Format(wxT("new children cannot be added to '%s'"),parent->GetName().c_str()));
6122         return NULL;
6123     }
6124
6125     if ( !classInfo || !classInfo->IsKindOf(CLASSINFO(wxPGProperty)) )
6126     {
6127         ProcessError(wxString::Format(wxT("'%s' is not valid property class"),propClass.c_str()));
6128         return NULL;
6129     }
6130
6131     wxPGProperty* property = (wxPGProperty*) classInfo->CreateObject();
6132
6133     property->SetLabel(propLabel);
6134     property->DoSetName(propName);
6135
6136     if ( pChoices && pChoices->IsOk() )
6137         property->SetChoices(*pChoices);
6138
6139     m_state->DoInsert(parent, -1, property);
6140
6141     if ( propValue )
6142         property->SetValueFromString( *propValue, wxPG_FULL_VALUE|
6143                                                   wxPG_PROGRAMMATIC_VALUE );
6144
6145     return property;
6146 }
6147
6148 // -----------------------------------------------------------------------
6149
6150 void wxPropertyGridPopulator::AddChildren( wxPGProperty* property )
6151 {
6152     m_propHierarchy.push_back(property);
6153     DoScanForChildren();
6154     m_propHierarchy.pop_back();
6155 }
6156
6157 // -----------------------------------------------------------------------
6158
6159 wxPGChoices wxPropertyGridPopulator::ParseChoices( const wxString& choicesString,
6160                                                    const wxString& idString )
6161 {
6162     wxPGChoices choices;
6163
6164     // Using id?
6165     if ( choicesString[0] == wxT('@') )
6166     {
6167         wxString ids = choicesString.substr(1);
6168         wxPGHashMapS2P::iterator it = m_dictIdChoices.find(ids);
6169         if ( it == m_dictIdChoices.end() )
6170             ProcessError(wxString::Format(wxT("No choices defined for id '%s'"),ids.c_str()));
6171         else
6172             choices.AssignData((wxPGChoicesData*)it->second);
6173     }
6174     else
6175     {
6176         bool found = false;
6177         if ( idString.length() )
6178         {
6179             wxPGHashMapS2P::iterator it = m_dictIdChoices.find(idString);
6180             if ( it != m_dictIdChoices.end() )
6181             {
6182                 choices.AssignData((wxPGChoicesData*)it->second);
6183                 found = true;
6184             }
6185         }
6186
6187         if ( !found )
6188         {
6189             // Parse choices string
6190             wxString::const_iterator it = choicesString.begin();
6191             wxString label;
6192             wxString value;
6193             int state = 0;
6194             bool labelValid = false;
6195
6196             for ( ; it != choicesString.end(); ++it )
6197             {
6198                 wxChar c = *it;
6199
6200                 if ( state != 1 )
6201                 {
6202                     if ( c == wxT('"') )
6203                     {
6204                         if ( labelValid )
6205                         {
6206                             long l;
6207                             if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6208                             choices.Add(label, l);
6209                         }
6210                         labelValid = false;
6211                         //wxLogDebug(wxT("%s, %s"),label.c_str(),value.c_str());
6212                         value.clear();
6213                         label.clear();
6214                         state = 1;
6215                     }
6216                     else if ( c == wxT('=') )
6217                     {
6218                         if ( labelValid )
6219                         {
6220                             state = 2;
6221                         }
6222                     }
6223                     else if ( state == 2 && (wxIsalnum(c) || c == wxT('x')) )
6224                     {
6225                         value << c;
6226                     }
6227                 }
6228                 else
6229                 {
6230                     if ( c == wxT('"') )
6231                     {
6232                         state = 0;
6233                         labelValid = true;
6234                     }
6235                     else
6236                         label << c;
6237                 }
6238             }
6239
6240             if ( labelValid )
6241             {
6242                 long l;
6243                 if ( !value.ToLong(&l, 0) ) l = wxPG_INVALID_VALUE;
6244                 choices.Add(label, l);
6245             }
6246
6247             if ( !choices.IsOk() )
6248             {
6249                 choices.EnsureData();
6250             }
6251
6252             // Assign to id
6253             if ( idString.length() )
6254                 m_dictIdChoices[idString] = choices.GetData();
6255         }
6256     }
6257
6258     return choices;
6259 }
6260
6261 // -----------------------------------------------------------------------
6262
6263 bool wxPropertyGridPopulator::ToLongPCT( const wxString& s, long* pval, long max )
6264 {
6265     if ( s.Last() == wxT('%') )
6266     {
6267         wxString s2 = s.substr(0,s.length()-1);
6268         long val;
6269         if ( s2.ToLong(&val, 10) )
6270         {
6271             *pval = (val*max)/100;
6272             return true;
6273         }
6274         return false;
6275     }
6276
6277     return s.ToLong(pval, 10);
6278 }
6279
6280 // -----------------------------------------------------------------------
6281
6282 bool wxPropertyGridPopulator::AddAttribute( const wxString& name,
6283                                             const wxString& type,
6284                                             const wxString& value )
6285 {
6286     int l = m_propHierarchy.size();
6287     if ( !l )
6288         return false;
6289
6290     wxPGProperty* p = m_propHierarchy[l-1];
6291     wxString valuel = value.Lower();
6292     wxVariant variant;
6293
6294     if ( type.length() == 0 )
6295     {
6296         long v;
6297
6298         // Auto-detect type
6299         if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6300             variant = true;
6301         else if ( valuel == wxT("false") || valuel == wxT("no") || valuel == wxT("0") )
6302             variant = false;
6303         else if ( value.ToLong(&v, 0) )
6304             variant = v;
6305         else
6306             variant = value;
6307     }
6308     else
6309     {
6310         if ( type == wxT("string") )
6311         {
6312             variant = value;
6313         }
6314         else if ( type == wxT("int") )
6315         {
6316             long v = 0;
6317             value.ToLong(&v, 0);
6318             variant = v;
6319         }
6320         else if ( type == wxT("bool") )
6321         {
6322             if ( valuel == wxT("true") || valuel == wxT("yes") || valuel == wxT("1") )
6323                 variant = true;
6324             else
6325                 variant = false;
6326         }
6327         else
6328         {
6329             ProcessError(wxString::Format(wxT("Invalid attribute type '%s'"),type.c_str()));
6330             return false;
6331         }
6332     }
6333
6334     p->SetAttribute( name, variant );
6335
6336     return true;
6337 }
6338
6339 // -----------------------------------------------------------------------
6340
6341 void wxPropertyGridPopulator::ProcessError( const wxString& msg )
6342 {
6343     wxLogError(_("Error in resource: %s"),msg.c_str());
6344 }
6345
6346 // -----------------------------------------------------------------------
6347
6348 #endif  // wxUSE_PROPGRID